Merge branch 'development'

2015-05-20 03:39:58 +02:00 · 2015-05-20 03:39:58 +02:00 · 4f36aa39a4
parent fbf81f59db 7824c01748
commit 4f36aa39a4
196 changed files with 2817 additions and 895 deletions
--- a/.travis.yml
+++ b/.travis.yml
@ -3,7 +3,8 @@ android:
  components:
    - platform-tools
    - tools
+    - build-tools-22.0.1
    - build-tools-21.1.2
    - build-tools-19.1.0
-    - android-21
+    - android-22
    - extra-android-m2repository
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@ -1,5 +1,12 @@
 ###Changelog

+####Version 1.4.0
+* send button turns into quick action button to offer faster access to take photo, send location or record audio
+* visually seperate merged messages
+* faster reconnects of failed accounts after network switches 
+* r/o vcard avatars for contacts
+* various bug fixes
+
 ####Version 1.3.0
 * swipe conversations to end them
 * quickly enable / disable account via slider
--- a/README.md
+++ b/README.md
@ -67,12 +67,13 @@ run your own XMPP server for you and your friends. These XEP's are:

 (In order of appearance)

-* [Rene Treffer](https://github.com/rtreffer)
-* [Andreas Straub](https://github.com/strb)
-* [Alethea Butler](https://github.com/alethea)
-* [M. Dietrich](https://github.com/emdete)
-* [betheg](https://github.com/betheg)
-* [Sam Whited](https://github.com/SamWhited)
+* [Rene Treffer](https://github.com/rtreffer) ([PRs](https://github.com/siacs/Conversations/pulls?utf8=%E2%9C%93&q=is%3Apr+author%3Artreffer+is%3Amerged))
+* [Andreas Straub](https://github.com/strb) ([PRs](https://github.com/siacs/Conversations/pulls?utf8=%E2%9C%93&q=is%3Apr+author%3Astrb+is%3Amerged))
+* [Alethea Butler](https://github.com/alethea) ([PRs](https://github.com/siacs/Conversations/pulls?utf8=%E2%9C%93&q=is%3Apr+author%3Aalethea+is%3Amerged))
+* [M. Dietrich](https://github.com/emdete) ([PRs](https://github.com/siacs/Conversations/pulls?utf8=%E2%9C%93&q=is%3Apr+author%3Aemdete+is%3Amerged))
+* [betheg](https://github.com/betheg) ([PRs](https://github.com/siacs/Conversations/pulls?utf8=%E2%9C%93&q=is%3Apr+author%3Abetheg+is%3Amerged))
+* [Sam Whited](https://github.com/SamWhited) ([PRs](https://github.com/siacs/Conversations/pulls?utf8=%E2%9C%93&q=is%3Apr+author%3ASamWhited+is%3Amerged))
+* [BrianBlade](https://github.com/BrianBlade) ([PRs](https://github.com/siacs/Conversations/pulls?utf8=%E2%9C%93&q=is%3Apr+author%3ABrianBlade+is%3Amerged))

 #### Logo
 * [Ilia Rostovtsev](https://github.com/qooob) (Progress)
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@ -13,7 +13,7 @@
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--- a/art/ic_send_photo_online.svg
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+</svg>
--- a/art/ic_send_text_online.svg
+++ b/art/ic_send_text_online.svg
@ -11,7 +11,7 @@
   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
   id="svg3621"
   version="1.1"
-   inkscape:version="0.48.4 r9939"
+   inkscape:version="0.91 r13725"
   width="96"
   height="96"
   sodipodi:docname="ic_action_send_now.svg"
@ -26,7 +26,7 @@
        <dc:format>image/svg+xml</dc:format>
        <dc:type
           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
-        <dc:title></dc:title>
+        <dc:title />
      </cc:Work>
    </rdf:RDF>
  </metadata>
@ -41,16 +41,16 @@
     guidetolerance="10"
     inkscape:pageopacity="0"
     inkscape:pageshadow="2"
-     inkscape:window-width="1916"
-     inkscape:window-height="1161"
+     inkscape:window-width="1920"
+     inkscape:window-height="1200"
     id="namedview3623"
     showgrid="true"
     showguides="true"
-     inkscape:zoom="1"
-     inkscape:cx="47.28873"
-     inkscape:cy="43.262706"
-     inkscape:window-x="0"
-     inkscape:window-y="18"
+     inkscape:zoom="8"
+     inkscape:cx="69.783303"
+     inkscape:cy="56.761328"
+     inkscape:window-x="1920"
+     inkscape:window-y="0"
     inkscape:window-maximized="0"
     inkscape:current-layer="svg3621">
    <inkscape:grid
@ -58,8 +58,8 @@
       id="grid3631" />
  </sodipodi:namedview>
  <path
-     style="fill:#e51c28;fill-opacity:0.627451;stroke:none"
-     d="M 20.012575,21.028577 76,49 20.012575,77.028577 26,52 58.012575,49.028577 26,46 z"
+     style="fill:#259b24;fill-opacity:0.62745098;stroke:none"
+     d="M 3.887575,4.1549246 90.999747,47.676331 3.887575,91.286663 13.203552,52.344101 63.012683,47.720794 13.203552,43.008558 Z"
     id="path3633"
     inkscape:connector-curvature="0"
     sodipodi:nodetypes="ccccccc"
--- a/art/ic_send_voice_away.svg
+++ b/art/ic_send_voice_away.svg
@ -0,0 +1,54 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   width="48"
+   height="48"
+   viewBox="0 0 48 48"
+   id="svg2"
+   version="1.1"
+   inkscape:version="0.91 r13725"
+   sodipodi:docname="ic_send_voice_away.svg">
+  <metadata
+     id="metadata10">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <defs
+     id="defs8" />
+  <sodipodi:namedview
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1"
+     objecttolerance="10"
+     gridtolerance="10"
+     guidetolerance="10"
+     inkscape:pageopacity="0"
+     inkscape:pageshadow="2"
+     inkscape:window-width="956"
+     inkscape:window-height="1156"
+     id="namedview6"
+     showgrid="false"
+     inkscape:zoom="4.9166667"
+     inkscape:cx="-7.9322034"
+     inkscape:cy="24"
+     inkscape:window-x="2880"
+     inkscape:window-y="20"
+     inkscape:window-maximized="0"
+     inkscape:current-layer="svg2" />
+  <path
+     d="M24 30c3.31 0 5.98-2.69 5.98-6L30 12c0-3.32-2.68-6-6-6-3.31 0-6 2.68-6 6v12c0 3.31 2.69 6 6 6zm10.6-6c0 6-5.07 10.2-10.6 10.2-5.52 0-10.6-4.2-10.6-10.2H10c0 6.83 5.44 12.47 12 13.44V44h4v-6.56c6.56-.97 12-6.61 12-13.44h-3.4z"
+     id="path4"
+     style="fill:#ff9800;fill-opacity:0.627451" />
+</svg>
--- a/art/ic_send_voice_dnd.svg
+++ b/art/ic_send_voice_dnd.svg
@ -0,0 +1,54 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   width="48"
+   height="48"
+   viewBox="0 0 48 48"
+   id="svg2"
+   version="1.1"
+   inkscape:version="0.91 r13725"
+   sodipodi:docname="ic_send_voice_dnd.svg">
+  <metadata
+     id="metadata10">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <defs
+     id="defs8" />
+  <sodipodi:namedview
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1"
+     objecttolerance="10"
+     gridtolerance="10"
+     guidetolerance="10"
+     inkscape:pageopacity="0"
+     inkscape:pageshadow="2"
+     inkscape:window-width="956"
+     inkscape:window-height="1156"
+     id="namedview6"
+     showgrid="false"
+     inkscape:zoom="4.9166667"
+     inkscape:cx="-7.9322034"
+     inkscape:cy="24"
+     inkscape:window-x="2880"
+     inkscape:window-y="20"
+     inkscape:window-maximized="0"
+     inkscape:current-layer="svg2" />
+  <path
+     d="M24 30c3.31 0 5.98-2.69 5.98-6L30 12c0-3.32-2.68-6-6-6-3.31 0-6 2.68-6 6v12c0 3.31 2.69 6 6 6zm10.6-6c0 6-5.07 10.2-10.6 10.2-5.52 0-10.6-4.2-10.6-10.2H10c0 6.83 5.44 12.47 12 13.44V44h4v-6.56c6.56-.97 12-6.61 12-13.44h-3.4z"
+     id="path4"
+     style="fill:#f44336;fill-opacity:0.627451" />
+</svg>
--- a/art/ic_send_voice_offline.svg
+++ b/art/ic_send_voice_offline.svg
@ -0,0 +1,54 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   width="48"
+   height="48"
+   viewBox="0 0 48 48"
+   id="svg2"
+   version="1.1"
+   inkscape:version="0.91 r13725"
+   sodipodi:docname="ic_send_voice_offline.svg">
+  <metadata
+     id="metadata10">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <defs
+     id="defs8" />
+  <sodipodi:namedview
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1"
+     objecttolerance="10"
+     gridtolerance="10"
+     guidetolerance="10"
+     inkscape:pageopacity="0"
+     inkscape:pageshadow="2"
+     inkscape:window-width="956"
+     inkscape:window-height="1156"
+     id="namedview6"
+     showgrid="false"
+     inkscape:zoom="4.9166667"
+     inkscape:cx="-7.9322034"
+     inkscape:cy="24"
+     inkscape:window-x="2880"
+     inkscape:window-y="20"
+     inkscape:window-maximized="0"
+     inkscape:current-layer="svg2" />
+  <path
+     d="M24 30c3.31 0 5.98-2.69 5.98-6L30 12c0-3.32-2.68-6-6-6-3.31 0-6 2.68-6 6v12c0 3.31 2.69 6 6 6zm10.6-6c0 6-5.07 10.2-10.6 10.2-5.52 0-10.6-4.2-10.6-10.2H10c0 6.83 5.44 12.47 12 13.44V44h4v-6.56c6.56-.97 12-6.61 12-13.44h-3.4z"
+     id="path4"
+     style="fill:#000000;fill-opacity:0.627451" />
+</svg>
--- a/art/ic_send_voice_online.svg
+++ b/art/ic_send_voice_online.svg
@ -0,0 +1,54 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   width="48"
+   height="48"
+   viewBox="0 0 48 48"
+   id="svg2"
+   version="1.1"
+   inkscape:version="0.91 r13725"
+   sodipodi:docname="ic_send_voice_online.svg">
+  <metadata
+     id="metadata10">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <defs
+     id="defs8" />
+  <sodipodi:namedview
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1"
+     objecttolerance="10"
+     gridtolerance="10"
+     guidetolerance="10"
+     inkscape:pageopacity="0"
+     inkscape:pageshadow="2"
+     inkscape:window-width="956"
+     inkscape:window-height="1156"
+     id="namedview6"
+     showgrid="false"
+     inkscape:zoom="4.9166667"
+     inkscape:cx="-7.9322034"
+     inkscape:cy="24"
+     inkscape:window-x="2880"
+     inkscape:window-y="20"
+     inkscape:window-maximized="0"
+     inkscape:current-layer="svg2" />
+  <path
+     d="M24 30c3.31 0 5.98-2.69 5.98-6L30 12c0-3.32-2.68-6-6-6-3.31 0-6 2.68-6 6v12c0 3.31 2.69 6 6 6zm10.6-6c0 6-5.07 10.2-10.6 10.2-5.52 0-10.6-4.2-10.6-10.2H10c0 6.83 5.44 12.47 12 13.44V44h4v-6.56c6.56-.97 12-6.61 12-13.44h-3.4z"
+     id="path4"
+     style="fill:#259b24;fill-opacity:0.627451" />
+</svg>
--- a/art/render.rb
+++ b/art/render.rb
@ -10,6 +10,26 @@ images = {
 	'conversations_baloon.svg' => ['ic_launcher', 48],
 	'conversations_mono.svg' => ['ic_notification', 24],
 	'ic_received_indicator.svg' => ['ic_received_indicator', 12],
+	'ic_send_text_offline.svg' => ['ic_send_text_offline', 36],
+	'ic_send_text_online.svg' => ['ic_send_text_online', 36],
+	'ic_send_text_away.svg' => ['ic_send_text_away', 36],
+	'ic_send_text_dnd.svg' => ['ic_send_text_dnd', 36],
+        'ic_send_photo_online.svg' => ['ic_send_photo_online', 36],
+        'ic_send_photo_offline.svg' => ['ic_send_photo_offline', 36],
+        'ic_send_photo_away.svg' => ['ic_send_photo_away', 36],
+        'ic_send_photo_dnd.svg' => ['ic_send_photo_dnd', 36],
+	'ic_send_location_online.svg' => ['ic_send_location_online', 36],
+        'ic_send_location_offline.svg' => ['ic_send_location_offline', 36],
+        'ic_send_location_away.svg' => ['ic_send_location_away', 36],
+        'ic_send_location_dnd.svg' => ['ic_send_location_dnd', 36],
+	'ic_send_voice_online.svg' => ['ic_send_voice_online', 36],
+        'ic_send_voice_offline.svg' => ['ic_send_voice_offline', 36],
+        'ic_send_voice_away.svg' => ['ic_send_voice_away', 36],
+        'ic_send_voice_dnd.svg' => ['ic_send_voice_dnd', 36],
+	'ic_send_cancel_online.svg' => ['ic_send_cancel_online', 36],
+        'ic_send_cancel_offline.svg' => ['ic_send_cancel_offline', 36],
+        'ic_send_cancel_away.svg' => ['ic_send_cancel_away', 36],
+        'ic_send_cancel_dnd.svg' => ['ic_send_cancel_dnd', 36],
 	}
 images.each do |source, result|
 	resolutions.each do |name, factor|
--- a/build.gradle
+++ b/build.gradle
@ -38,14 +38,14 @@ dependencies {
 }

 android {
-	compileSdkVersion 21
-	buildToolsVersion "21.1.2"
+	compileSdkVersion 22
+	buildToolsVersion "22.0.1"

 	defaultConfig {
 		minSdkVersion 14
 		targetSdkVersion 21
-		versionCode 61
-		versionName "1.3.1"
+		versionCode 66
+		versionName "1.4.0"
 	}

 	compileOptions {
--- a/src/main/java/eu/siacs/conversations/Config.java
+++ b/src/main/java/eu/siacs/conversations/Config.java
@ -11,6 +11,7 @@ public final class Config {
 	public static final int PING_MAX_INTERVAL = 300;
 	public static final int PING_MIN_INTERVAL = 30;
 	public static final int PING_TIMEOUT = 10;
+	public static final int SOCKET_TIMEOUT = 15;
 	public static final int CONNECT_TIMEOUT = 90;
 	public static final int CARBON_GRACE_PERIOD = 60;
 	public static final int MINI_GRACE_PERIOD = 750;
@ -28,7 +29,8 @@ public final class Config {

 	public static final boolean NO_PROXY_LOOKUP = false; //useful to debug ibb
 	public static final boolean DISABLE_STRING_PREP = false; // setting to true might increase startup performance
-	public static final boolean EXTENDED_SM_LOGGING = false; // log stanza counts
+	public static final boolean EXTENDED_SM_LOGGING = true; // log stanza counts
+	public static final boolean RESET_ATTEMPT_COUNT_ON_NETWORK_CHANGE = true; //setting to true might increase power consumption

 	public static final long MILLISECONDS_IN_DAY = 24 * 60 * 60 * 1000;
 	public static final long MAM_MAX_CATCHUP =  MILLISECONDS_IN_DAY / 2;
--- a/src/main/java/eu/siacs/conversations/entities/Contact.java
+++ b/src/main/java/eu/siacs/conversations/entities/Contact.java
@ -15,6 +15,7 @@ import eu.siacs.conversations.utils.UIHelper;
 import eu.siacs.conversations.xml.Element;
 import eu.siacs.conversations.xmpp.jid.InvalidJidException;
 import eu.siacs.conversations.xmpp.jid.Jid;
+import eu.siacs.conversations.xmpp.pep.Avatar;

 public class Contact implements ListItem, Blockable {
 	public static final String TABLENAME = "contacts";
@ -40,11 +41,11 @@ public class Contact implements ListItem, Blockable {
 	protected int subscription = 0;
 	protected String systemAccount;
 	protected String photoUri;
-	protected String avatar;
 	protected JSONObject keys = new JSONObject();
 	protected JSONArray groups = new JSONArray();
 	protected Presences presences = new Presences();
 	protected Account account;
+	protected Avatar avatar;

 	public Contact(final String account, final String systemName, final String serverName,
 			final Jid jid, final int subscription, final String photoUri,
@ -61,7 +62,11 @@ public class Contact implements ListItem, Blockable {
 		} catch (JSONException e) {
 			this.keys = new JSONObject();
 		}
-		this.avatar = avatar;
+		if (avatar != null) {
+			this.avatar = new Avatar();
+			this.avatar.sha1sum = avatar;
+			this.avatar.origin = Avatar.Origin.VCARD; //always assume worst
+		}
 		try {
 			this.groups = (groups == null ? new JSONArray() : new JSONArray(groups));
 		} catch (JSONException e) {
@ -135,10 +140,10 @@ public class Contact implements ListItem, Blockable {
 				tags.add(new Tag("away", 0xffff9800));
 				break;
 			case Presences.XA:
-				tags.add(new Tag("not available", 0xffe51c23));
+				tags.add(new Tag("not available", 0xfff44336));
 				break;
 			case Presences.DND:
-				tags.add(new Tag("dnd", 0xffe51c23));
+				tags.add(new Tag("dnd", 0xfff44336));
 				break;
 		}
 		if (isBlocked()) {
@ -187,7 +192,7 @@ public class Contact implements ListItem, Blockable {
 		values.put(SYSTEMACCOUNT, systemAccount);
 		values.put(PHOTOURI, photoUri);
 		values.put(KEYS, keys.toString());
-		values.put(AVATAR, avatar);
+		values.put(AVATAR, avatar == null ? null : avatar.getFilename());
 		values.put(LAST_PRESENCE, lastseen.presence);
 		values.put(LAST_TIME, lastseen.time);
 		values.put(GROUPS, groups.toString());
@ -411,17 +416,20 @@ public class Contact implements ListItem, Blockable {
 		return getJid().toDomainJid();
 	}

-	public boolean setAvatar(String filename) {
-		if (this.avatar != null && this.avatar.equals(filename)) {
+	public boolean setAvatar(Avatar avatar) {
+		if (this.avatar != null && this.avatar.equals(avatar)) {
 			return false;
 		} else {
-			this.avatar = filename;
+			if (this.avatar != null && this.avatar.origin == Avatar.Origin.PEP && avatar.origin == Avatar.Origin.VCARD) {
+				return false;
+			}
+			this.avatar = avatar;
 			return true;
 		}
 	}

 	public String getAvatar() {
-		return this.avatar;
+		return avatar == null ? null : avatar.getFilename();
 	}

 	public boolean deleteOtrFingerprint(String fingerprint) {
@ -478,6 +486,10 @@ public class Contact implements ListItem, Blockable {
 		}
 	}

+	public boolean isSelf() {
+		return account.getJid().toBareJid().equals(getJid().toBareJid());
+	}
+
 	public static class Lastseen {
 		public long time;
 		public String presence;
--- a/src/main/java/eu/siacs/conversations/entities/Conversation.java
+++ b/src/main/java/eu/siacs/conversations/entities/Conversation.java
@ -16,6 +16,7 @@ import java.security.interfaces.DSAPublicKey;
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.Comparator;
+import java.util.Iterator;
 import java.util.List;

 import eu.siacs.conversations.Config;
@ -218,6 +219,11 @@ public class Conversation extends AbstractEntity implements Blockable {
 			messages.clear();
 			messages.addAll(this.messages);
 		}
+		for(Iterator<Message> iterator = messages.iterator(); iterator.hasNext();) {
+			if (iterator.next().wasMergedIntoPrevious()) {
+				iterator.remove();
+			}
+		}
 	}

 	@Override
--- a/src/main/java/eu/siacs/conversations/entities/Message.java
+++ b/src/main/java/eu/siacs/conversations/entities/Message.java
@ -9,6 +9,7 @@ import java.util.Arrays;

 import eu.siacs.conversations.Config;
 import eu.siacs.conversations.utils.GeoHelper;
+import eu.siacs.conversations.utils.UIHelper;
 import eu.siacs.conversations.xmpp.jid.InvalidJidException;
 import eu.siacs.conversations.xmpp.jid.Jid;

@ -16,6 +17,8 @@ public class Message extends AbstractEntity {

 	public static final String TABLENAME = "messages";

+	public static final String MERGE_SEPARATOR = "\u200B\n\n";
+
 	public static final int STATUS_RECEIVED = 0;
 	public static final int STATUS_UNSEND = 1;
 	public static final int STATUS_SEND = 2;
@ -95,9 +98,9 @@ public class Message extends AbstractEntity {
 	}

 	private Message(final String uuid, final String conversationUUid, final Jid counterpart,
-			final Jid trueCounterpart, final String body, final long timeSent,
-			final int encryption, final int status, final int type, final String remoteMsgId,
-			final String relativeFilePath, final String serverMsgId) {
+					final Jid trueCounterpart, final String body, final long timeSent,
+					final int encryption, final int status, final int type, final String remoteMsgId,
+					final String relativeFilePath, final String serverMsgId) {
 		this.uuid = uuid;
 		this.conversationUuid = conversationUUid;
 		this.counterpart = counterpart;
@ -179,7 +182,7 @@ public class Message extends AbstractEntity {
 		values.put(TYPE, type);
 		values.put(REMOTE_MSG_ID, remoteMsgId);
 		values.put(RELATIVE_FILE_PATH, relativeFilePath);
-		values.put(SERVER_MSG_ID,serverMsgId);
+		values.put(SERVER_MSG_ID, serverMsgId);
 		return values;
 	}

@ -211,7 +214,7 @@ public class Message extends AbstractEntity {
 				return null;
 			} else {
 				return this.conversation.getAccount().getRoster()
-					.getContactFromRoster(this.trueCounterpart);
+						.getContactFromRoster(this.trueCounterpart);
 			}
 		}
 	}
@ -359,41 +362,43 @@ public class Message extends AbstractEntity {

 	public boolean mergeable(final Message message) {
 		return message != null &&
-			(message.getType() == Message.TYPE_TEXT &&
-			 this.getDownloadable() == null &&
-			 message.getDownloadable() == null &&
-			 message.getEncryption() != Message.ENCRYPTION_PGP &&
-			 this.getType() == message.getType() &&
-			 //this.getStatus() == message.getStatus() &&
-			 isStatusMergeable(this.getStatus(),message.getStatus()) &&
-			 this.getEncryption() == message.getEncryption() &&
-			 this.getCounterpart() != null &&
-			 this.getCounterpart().equals(message.getCounterpart()) &&
-			 (message.getTimeSent() - this.getTimeSent()) <= (Config.MESSAGE_MERGE_WINDOW * 1000) &&
-			 !GeoHelper.isGeoUri(message.getBody()) &&
-			 !GeoHelper.isGeoUri(this.body) &&
-			 !message.bodyContainsDownloadable() &&
-			 !this.bodyContainsDownloadable() &&
-			 !message.getBody().startsWith(ME_COMMAND) &&
-			 !this.getBody().startsWith(ME_COMMAND)
-			);
+				(message.getType() == Message.TYPE_TEXT &&
+						this.getDownloadable() == null &&
+						message.getDownloadable() == null &&
+						message.getEncryption() != Message.ENCRYPTION_PGP &&
+						this.getType() == message.getType() &&
+						//this.getStatus() == message.getStatus() &&
+						isStatusMergeable(this.getStatus(), message.getStatus()) &&
+						this.getEncryption() == message.getEncryption() &&
+						this.getCounterpart() != null &&
+						this.getCounterpart().equals(message.getCounterpart()) &&
+						(message.getTimeSent() - this.getTimeSent()) <= (Config.MESSAGE_MERGE_WINDOW * 1000) &&
+						!GeoHelper.isGeoUri(message.getBody()) &&
+						!GeoHelper.isGeoUri(this.body) &&
+						!message.bodyContainsDownloadable() &&
+						!this.bodyContainsDownloadable() &&
+						!message.getBody().startsWith(ME_COMMAND) &&
+						!this.getBody().startsWith(ME_COMMAND) &&
+						!this.bodyIsHeart() &&
+						!message.bodyIsHeart()
+				);
 	}

 	private static boolean isStatusMergeable(int a, int b) {
 		return a == b || (
-				( a == Message.STATUS_SEND_RECEIVED && b == Message.STATUS_UNSEND)
-				|| (a == Message.STATUS_SEND_RECEIVED && b == Message.STATUS_SEND)
-				|| (a == Message.STATUS_UNSEND && b == Message.STATUS_SEND)
-				|| (a == Message.STATUS_UNSEND && b == Message.STATUS_SEND_RECEIVED)
-				|| (a == Message.STATUS_SEND && b == Message.STATUS_UNSEND)
-				|| (a == Message.STATUS_SEND && b == Message.STATUS_SEND_RECEIVED)
+				(a == Message.STATUS_SEND_RECEIVED && b == Message.STATUS_UNSEND)
+						|| (a == Message.STATUS_SEND_RECEIVED && b == Message.STATUS_SEND)
+						|| (a == Message.STATUS_UNSEND && b == Message.STATUS_SEND)
+						|| (a == Message.STATUS_UNSEND && b == Message.STATUS_SEND_RECEIVED)
+						|| (a == Message.STATUS_SEND && b == Message.STATUS_UNSEND)
+						|| (a == Message.STATUS_SEND && b == Message.STATUS_SEND_RECEIVED)
 		);
 	}

 	public String getMergedBody() {
 		final Message next = this.next();
 		if (this.mergeable(next)) {
-			return getBody().trim() + '\n' + next.getMergedBody();
+			return getBody().trim() + MERGE_SEPARATOR + next.getMergedBody();
 		}
 		return getBody().trim();
 	}
@ -435,7 +440,7 @@ public class Message extends AbstractEntity {
 		 * "http://example.com/image.jpg text that will not be shown /abc.png"
 		 * or more than one image link in one message.
 		 */
-		if (body.contains(" ")) {
+		if (body.trim().contains(" ")) {
 			return false;
 		}
 		try {
@ -443,7 +448,7 @@ public class Message extends AbstractEntity {
 			if (!url.getProtocol().equalsIgnoreCase("http")
 					&& !url.getProtocol().equalsIgnoreCase("https")) {
 				return false;
-					}
+			}

 			String sUrlPath = url.getPath();
 			if (sUrlPath == null || sUrlPath.isEmpty()) {
@ -457,14 +462,14 @@ public class Message extends AbstractEntity {
 			String[] extensionParts = sLastUrlPath.split("\\.");
 			if (extensionParts.length == 2
 					&& Arrays.asList(Downloadable.VALID_IMAGE_EXTENSIONS).contains(
-						extensionParts[extensionParts.length - 1])) {
+					extensionParts[extensionParts.length - 1])) {
 				return true;
 			} else if (extensionParts.length == 3
 					&& Arrays
 					.asList(Downloadable.VALID_CRYPTO_EXTENSIONS)
 					.contains(extensionParts[extensionParts.length - 1])
 					&& Arrays.asList(Downloadable.VALID_IMAGE_EXTENSIONS).contains(
-						extensionParts[extensionParts.length - 2])) {
+					extensionParts[extensionParts.length - 2])) {
 				return true;
 			} else {
 				return false;
@ -474,6 +479,10 @@ public class Message extends AbstractEntity {
 		}
 	}

+	public boolean bodyIsHeart() {
+		return body != null && UIHelper.HEARTS.contains(body.trim());
+	}
+
 	public ImageParams getImageParams() {
 		ImageParams params = getLegacyImageParams();
 		if (params != null) {
--- a/src/main/java/eu/siacs/conversations/entities/MucOptions.java
+++ b/src/main/java/eu/siacs/conversations/entities/MucOptions.java
@ -343,8 +343,6 @@ public class MucOptions {
 					setError(ERROR_BANNED);
 				} else if (error != null && error.hasChild("registration-required")) {
 					setError(ERROR_MEMBERS_ONLY);
-				} else {
-					setError(ERROR_UNKNOWN);
 				}
 			}
 		}
--- a/src/main/java/eu/siacs/conversations/generator/IqGenerator.java
+++ b/src/main/java/eu/siacs/conversations/generator/IqGenerator.java
@ -91,7 +91,7 @@ public class IqGenerator extends AbstractGenerator {
 		return publish("urn:xmpp:avatar:metadata", item);
 	}

-	public IqPacket retrieveAvatar(final Avatar avatar) {
+	public IqPacket retrievePepAvatar(final Avatar avatar) {
 		final Element item = new Element("item");
 		item.setAttribute("id", avatar.sha1sum);
 		final IqPacket packet = retrieve("urn:xmpp:avatar:data", item);
@ -99,6 +99,13 @@ public class IqGenerator extends AbstractGenerator {
 		return packet;
 	}

+	public IqPacket retrieveVcardAvatar(final Avatar avatar) {
+		final IqPacket packet = new IqPacket(IqPacket.TYPE.GET);
+		packet.setTo(avatar.owner);
+		packet.addChild("vCard","vcard-temp");
+		return packet;
+	}
+
 	public IqPacket retrieveAvatarMetaData(final Jid to) {
 		final IqPacket packet = retrieve("urn:xmpp:avatar:metadata", null);
 		if (to != null) {
--- a/src/main/java/eu/siacs/conversations/generator/PresenceGenerator.java
+++ b/src/main/java/eu/siacs/conversations/generator/PresenceGenerator.java
@ -49,7 +49,7 @@ public class PresenceGenerator extends AbstractGenerator {
 			Element cap = packet.addChild("c",
 					"http://jabber.org/protocol/caps");
 			cap.setAttribute("hash", "sha-1");
-			cap.setAttribute("node", "http://conversions.im");
+			cap.setAttribute("node", "http://conversations.im");
 			cap.setAttribute("ver", capHash);
 		}
 		return packet;
@ -61,4 +61,4 @@ public class PresenceGenerator extends AbstractGenerator {
 		packet.setAttribute("type","unavailable");
 		return packet;
 	}
-}
+}
--- a/src/main/java/eu/siacs/conversations/parser/MessageParser.java
+++ b/src/main/java/eu/siacs/conversations/parser/MessageParser.java
@ -494,7 +494,7 @@ public class MessageParser extends AbstractParser implements
 					} else {
 						Contact contact = account.getRoster().getContact(
 								from);
-						contact.setAvatar(avatar.getFilename());
+						contact.setAvatar(avatar);
 						mXmppConnectionService.getAvatarService().clear(
 								contact);
 						mXmppConnectionService.updateConversationUi();
--- a/src/main/java/eu/siacs/conversations/parser/PresenceParser.java
+++ b/src/main/java/eu/siacs/conversations/parser/PresenceParser.java
@ -13,6 +13,7 @@ import eu.siacs.conversations.services.XmppConnectionService;
 import eu.siacs.conversations.xml.Element;
 import eu.siacs.conversations.xmpp.OnPresencePacketReceived;
 import eu.siacs.conversations.xmpp.jid.Jid;
+import eu.siacs.conversations.xmpp.pep.Avatar;
 import eu.siacs.conversations.xmpp.stanzas.PresencePacket;

 public class PresenceParser extends AbstractParser implements
@ -101,6 +102,20 @@ public class PresenceParser extends AbstractParser implements
 		if (nick != null) {
 			contact.setPresenceName(nick.getContent());
 		}
+		Element x = packet.findChild("x","vcard-temp:x:update");
+		Avatar avatar = Avatar.parsePresence(x);
+		if (avatar != null && !contact.isSelf()) {
+			avatar.owner = from.toBareJid();
+			if (mXmppConnectionService.getFileBackend().isAvatarCached(avatar)) {
+				if (contact.setAvatar(avatar)) {
+					mXmppConnectionService.getAvatarService().clear(contact);
+					mXmppConnectionService.updateConversationUi();
+					mXmppConnectionService.updateRosterUi();
+				}
+			} else {
+				mXmppConnectionService.fetchAvatar(account,avatar);
+			}
+		}
 		mXmppConnectionService.updateRosterUi();
 	}

--- a/src/main/java/eu/siacs/conversations/persistance/DatabaseBackend.java
+++ b/src/main/java/eu/siacs/conversations/persistance/DatabaseBackend.java
@ -4,11 +4,13 @@ import java.util.ArrayList;
 import java.util.List;
 import java.util.concurrent.CopyOnWriteArrayList;

+import eu.siacs.conversations.Config;
 import eu.siacs.conversations.entities.Account;
 import eu.siacs.conversations.entities.Contact;
 import eu.siacs.conversations.entities.Conversation;
 import eu.siacs.conversations.entities.Message;
 import eu.siacs.conversations.entities.Roster;
+import eu.siacs.conversations.xmpp.jid.InvalidJidException;
 import eu.siacs.conversations.xmpp.jid.Jid;

 import android.content.Context;
@ -16,13 +18,14 @@ import android.database.Cursor;
 import android.database.sqlite.SQLiteCantOpenDatabaseException;
 import android.database.sqlite.SQLiteDatabase;
 import android.database.sqlite.SQLiteOpenHelper;
+import android.util.Log;

 public class DatabaseBackend extends SQLiteOpenHelper {

 	private static DatabaseBackend instance = null;

 	private static final String DATABASE_NAME = "history";
-	private static final int DATABASE_VERSION = 13;
+	private static final int DATABASE_VERSION = 14;

 	private static String CREATE_CONTATCS_STATEMENT = "create table "
 			+ Contact.TABLENAME + "(" + Contact.ACCOUNT + " TEXT, "
@ -130,6 +133,88 @@ public class DatabaseBackend extends SQLiteOpenHelper {
 			db.execSQL("delete from "+Contact.TABLENAME);
 			db.execSQL("update "+Account.TABLENAME+" set "+Account.ROSTERVERSION+" = NULL");
 		}
+		if (oldVersion < 14 && newVersion >= 14) {
+			// migrate db to new, canonicalized JID domainpart representation
+
+			// Conversation table
+			Cursor cursor = db.rawQuery("select * from " + Conversation.TABLENAME, new String[0]);
+			while(cursor.moveToNext()) {
+				String newJid;
+				try {
+					newJid = Jid.fromString(
+							cursor.getString(cursor.getColumnIndex(Conversation.CONTACTJID))
+					).toString();
+				} catch (InvalidJidException ignored) {
+					Log.e(Config.LOGTAG, "Failed to migrate Conversation CONTACTJID "
+							+cursor.getString(cursor.getColumnIndex(Conversation.CONTACTJID))
+							+": " + ignored +". Skipping...");
+					continue;
+				}
+
+				String updateArgs[] = {
+						newJid,
+						cursor.getString(cursor.getColumnIndex(Conversation.UUID)),
+				};
+				db.execSQL("update " + Conversation.TABLENAME
+						+ " set " + Conversation.CONTACTJID	+ " = ? "
+						+ " where " + Conversation.UUID + " = ?", updateArgs);
+			}
+			cursor.close();
+
+			// Contact table
+			cursor = db.rawQuery("select * from " + Contact.TABLENAME, new String[0]);
+			while(cursor.moveToNext()) {
+				String newJid;
+				try {
+					newJid = Jid.fromString(
+							cursor.getString(cursor.getColumnIndex(Contact.JID))
+					).toString();
+				} catch (InvalidJidException ignored) {
+					Log.e(Config.LOGTAG, "Failed to migrate Contact JID "
+							+cursor.getString(cursor.getColumnIndex(Contact.JID))
+							+": " + ignored +". Skipping...");
+					continue;
+				}
+
+				String updateArgs[] = {
+						newJid,
+						cursor.getString(cursor.getColumnIndex(Contact.ACCOUNT)),
+						cursor.getString(cursor.getColumnIndex(Contact.JID)),
+				};
+				db.execSQL("update " + Contact.TABLENAME
+						+ " set " + Contact.JID + " = ? "
+						+ " where " + Contact.ACCOUNT + " = ? "
+						+ " AND " + Contact.JID + " = ?", updateArgs);
+			}
+			cursor.close();
+
+			// Account table
+			cursor = db.rawQuery("select * from " + Account.TABLENAME, new String[0]);
+			while(cursor.moveToNext()) {
+				String newServer;
+				try {
+					newServer = Jid.fromParts(
+							cursor.getString(cursor.getColumnIndex(Account.USERNAME)),
+							cursor.getString(cursor.getColumnIndex(Account.SERVER)),
+							"mobile"
+					).getDomainpart();
+				} catch (InvalidJidException ignored) {
+					Log.e(Config.LOGTAG, "Failed to migrate Account SERVER "
+							+cursor.getString(cursor.getColumnIndex(Account.SERVER))
+							+": " + ignored +". Skipping...");
+					continue;
+				}
+
+				String updateArgs[] = {
+						newServer,
+						cursor.getString(cursor.getColumnIndex(Account.UUID)),
+				};
+				db.execSQL("update " + Account.TABLENAME
+						+ " set " + Account.SERVER + " = ? "
+						+ " where " + Account.UUID + " = ?", updateArgs);
+			}
+			cursor.close();
+		}
 	}

 	public static synchronized DatabaseBackend getInstance(Context context) {
--- a/src/main/java/eu/siacs/conversations/services/NotificationService.java
+++ b/src/main/java/eu/siacs/conversations/services/NotificationService.java
@ -85,7 +85,11 @@ public class NotificationService {
 		i.putExtra("messageType", "PEBBLE_ALERT");
 		i.putExtra("sender", "Conversations"); /* XXX: Shouldn't be hardcoded, e.g., AbstractGenerator.APP_NAME); */
 		i.putExtra("notificationData", notificationData);
-
+		// notify Pebble App
+		i.setPackage("com.getpebble.android");
+		mXmppConnectionService.sendBroadcast(i);
+		// notify Gadgetbridge
+		i.setPackage("nodomain.freeyourgadget.gadgetbridge");
 		mXmppConnectionService.sendBroadcast(i);
 	}

--- a/src/main/java/eu/siacs/conversations/services/XmppConnectionService.java
+++ b/src/main/java/eu/siacs/conversations/services/XmppConnectionService.java
@ -41,6 +41,7 @@ import java.util.Collection;
 import java.util.Collections;
 import java.util.Comparator;
 import java.util.Hashtable;
+import java.util.Iterator;
 import java.util.List;
 import java.util.Locale;
 import java.util.Map;
@ -210,6 +211,7 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
 	private HttpConnectionManager mHttpConnectionManager = new HttpConnectionManager(
 			this);
 	private AvatarService mAvatarService = new AvatarService(this);
+	private final List<String> mInProgressAvatarFetches = new ArrayList<>();
 	private MessageArchiveService mMessageArchiveService = new MessageArchiveService(this);
 	private OnConversationUpdate mOnConversationUpdate = null;
 	private Integer convChangedListenerCount = 0;
@ -328,7 +330,7 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
 			message.setCounterpart(conversation.getNextCounterpart());
 		}
 		if (encryption == Message.ENCRYPTION_DECRYPTED) {
-			getPgpEngine().encrypt(message,callback);
+			getPgpEngine().encrypt(message, callback);
 		} else {
 			callback.success(message);
 		}
@ -347,7 +349,6 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
 		}
 		message.setCounterpart(conversation.getNextCounterpart());
 		message.setType(Message.TYPE_FILE);
-		message.setStatus(Message.STATUS_OFFERED);
 		String path = getFileBackend().getOriginalPath(uri);
 		if (path!=null) {
 			message.setRelativeFilePath(path);
@ -390,7 +391,6 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
 		}
 		message.setCounterpart(conversation.getNextCounterpart());
 		message.setType(Message.TYPE_IMAGE);
-		message.setStatus(Message.STATUS_OFFERED);
 		new Thread(new Runnable() {

 			@Override
@ -422,6 +422,11 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
 		final String action = intent == null ? null : intent.getAction();
 		if (action != null) {
 			switch (action) {
+				case ConnectivityManager.CONNECTIVITY_ACTION:
+					if (hasInternetConnection() && Config.RESET_ATTEMPT_COUNT_ON_NETWORK_CHANGE) {
+						resetAllAttemptCounts(true);
+					}
+					break;
 				case ACTION_MERGE_PHONE_CONTACTS:
 					if (mRestoredFromDatabase) {
 						PhoneHelper.loadPhoneContacts(getApplicationContext(),
@ -440,14 +445,7 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
 					toggleForegroundService();
 					break;
 				case ACTION_TRY_AGAIN:
-					for(Account account : accounts) {
-						if (account.hasErrorStatus()) {
-							final XmppConnection connection = account.getXmppConnection();
-							if (connection != null) {
-								connection.resetAttemptCount();
-							}
-						}
-					}
+					resetAllAttemptCounts(false);
 					break;
 				case ACTION_DISABLE_ACCOUNT:
 					try {
@ -529,6 +527,18 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
 		return START_STICKY;
 	}

+	private void resetAllAttemptCounts(boolean reallyAll) {
+		Log.d(Config.LOGTAG,"resetting all attepmt counts");
+		for(Account account : accounts) {
+			if (account.hasErrorStatus() || reallyAll) {
+				final XmppConnection connection = account.getXmppConnection();
+				if (connection != null) {
+					connection.resetAttemptCount();
+				}
+			}
+		}
+	}
+
 	public boolean hasInternetConnection() {
 		ConnectivityManager cm = (ConnectivityManager) getApplicationContext()
 			.getSystemService(Context.CONNECTIVITY_SERVICE);
@ -801,7 +811,6 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
 			Presences presences = contact.getPresences();
 			if ((message.getCounterpart() != null)
 					&& (presences.has(message.getCounterpart().getResourcepart()))) {
-				markMessage(message, Message.STATUS_OFFERED);
 				mJingleConnectionManager.createNewConnection(message);
 			} else {
 				if (presences.size() == 1) {
@ -811,7 +820,6 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
 					} catch (InvalidJidException e) {
 						return;
 					}
-					markMessage(message, Message.STATUS_OFFERED);
 					mJingleConnectionManager.createNewConnection(message);
 				}
 			}
@ -1867,6 +1875,7 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
 														   IqPacket result) {
 								if (result.getType() == IqPacket.TYPE.RESULT) {
 									if (account.setAvatar(avatar.getFilename())) {
+										getAvatarService().clear(account);
 										databaseBackend.updateAccount(account);
 									}
 									callback.success(avatar);
@ -1893,13 +1902,39 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
 		fetchAvatar(account, avatar, null);
 	}

-	public void fetchAvatar(Account account, final Avatar avatar,
-							final UiCallback<Avatar> callback) {
-		IqPacket packet = this.mIqGenerator.retrieveAvatar(avatar);
+	private static String generateFetchKey(Account account, final Avatar avatar) {
+		return account.getJid().toBareJid()+"_"+avatar.owner+"_"+avatar.sha1sum;
+	}
+
+	public void fetchAvatar(Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
+		final String KEY = generateFetchKey(account, avatar);
+		synchronized(this.mInProgressAvatarFetches) {
+			if (this.mInProgressAvatarFetches.contains(KEY)) {
+				return;
+			} else {
+				switch (avatar.origin) {
+					case PEP:
+						this.mInProgressAvatarFetches.add(KEY);
+						fetchAvatarPep(account, avatar, callback);
+						break;
+					case VCARD:
+						this.mInProgressAvatarFetches.add(KEY);
+						fetchAvatarVcard(account, avatar, callback);
+						break;
+				}
+			}
+		}
+	}
+
+	private void fetchAvatarPep(Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
+		IqPacket packet = this.mIqGenerator.retrievePepAvatar(avatar);
 		sendIqPacket(account, packet, new OnIqPacketReceived() {

 			@Override
 			public void onIqPacketReceived(Account account, IqPacket result) {
+				synchronized (mInProgressAvatarFetches) {
+					mInProgressAvatarFetches.remove(generateFetchKey(account, avatar));
+				}
 				final String ERROR = account.getJid().toBareJid()
 						+ ": fetching avatar for " + avatar.owner + " failed ";
 				if (result.getType() == IqPacket.TYPE.RESULT) {
@ -1916,7 +1951,7 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
 							} else {
 								Contact contact = account.getRoster()
 										.getContact(avatar.owner);
-								contact.setAvatar(avatar.getFilename());
+								contact.setAvatar(avatar);
 								getAvatarService().clear(contact);
 								updateConversationUi();
 								updateRosterUi();
@ -1925,8 +1960,7 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
 								callback.success(avatar);
 							}
 							Log.d(Config.LOGTAG, account.getJid().toBareJid()
-									+ ": succesfully fetched avatar for "
-									+ avatar.owner);
+									+ ": succesfuly fetched pep avatar for " + avatar.owner);
 							return;
 						}
 					} else {
@ -1949,8 +1983,38 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
 		});
 	}

-	public void checkForAvatar(Account account,
-							   final UiCallback<Avatar> callback) {
+	private void fetchAvatarVcard(final Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
+		IqPacket packet = this.mIqGenerator.retrieveVcardAvatar(avatar);
+		this.sendIqPacket(account,packet,new OnIqPacketReceived() {
+			@Override
+			public void onIqPacketReceived(Account account, IqPacket packet) {
+				synchronized(mInProgressAvatarFetches) {
+					mInProgressAvatarFetches.remove(generateFetchKey(account,avatar));
+				}
+				if (packet.getType() == IqPacket.TYPE.RESULT) {
+					Element vCard = packet.findChild("vCard","vcard-temp");
+					Element photo = vCard != null ? vCard.findChild("PHOTO") : null;
+					Element binval = photo != null ? photo.findChild("BINVAL") : null;
+					String image = binval != null ? binval.getContent() : null;
+					if (image != null) {
+						avatar.image = image;
+						if (getFileBackend().save(avatar)) {
+							Log.d(Config.LOGTAG, account.getJid().toBareJid()
+									+ ": successfully fetched vCard avatar for " + avatar.owner);
+							Contact contact = account.getRoster()
+									.getContact(avatar.owner);
+							contact.setAvatar(avatar);
+							getAvatarService().clear(contact);
+							updateConversationUi();
+							updateRosterUi();
+						}
+					}
+				}
+			}
+		});
+	}
+
+	public void checkForAvatar(Account account, final UiCallback<Avatar> callback) {
 		IqPacket packet = this.mIqGenerator.retrieveAvatarMetaData(null);
 		this.sendIqPacket(account, packet, new OnIqPacketReceived() {

@ -1972,7 +2036,7 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
 									getAvatarService().clear(account);
 									callback.success(avatar);
 								} else {
-									fetchAvatar(account, avatar, callback);
+									fetchAvatarPep(account, avatar, callback);
 								}
 								return;
 							}
@ -2008,6 +2072,16 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
 				disconnect(account, force);
 			}
 			if (!account.isOptionSet(Account.OPTION_DISABLED)) {
+
+				synchronized (this.mInProgressAvatarFetches) {
+					for(Iterator<String> iterator = this.mInProgressAvatarFetches.iterator(); iterator.hasNext();) {
+						final String KEY = iterator.next();
+						if (KEY.startsWith(account.getJid().toBareJid()+"_")) {
+							iterator.remove();
+						}
+					}
+				}
+
 				if (account.getXmppConnection() == null) {
 					account.setXmppConnection(createConnection(account));
 				}
@ -2031,6 +2105,7 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
 	}

 	public void invite(Conversation conversation, Jid contact) {
+		Log.d(Config.LOGTAG,conversation.getAccount().getJid().toBareJid()+": inviting "+contact+" to "+conversation.getJid().toBareJid());
 		MessagePacket packet = mMessageGenerator.invite(conversation, contact);
 		sendMessagePacket(conversation.getAccount(), packet);
 	}
--- a/src/main/java/eu/siacs/conversations/ui/ConferenceDetailsActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/ConferenceDetailsActivity.java
@ -385,6 +385,10 @@ public class ConferenceDetailsActivity extends XmppActivity implements OnConvers

 	@Override
 	void onBackendConnected() {
+		if (mPendingConferenceInvite != null) {
+			mPendingConferenceInvite.execute(this);
+			mPendingConferenceInvite = null;
+		}
 		if (getIntent().getAction().equals(ACTION_VIEW_MUC)) {
 			this.uuid = getIntent().getExtras().getString("uuid");
 		}
--- a/src/main/java/eu/siacs/conversations/ui/ConversationActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/ConversationActivity.java
@ -60,11 +60,11 @@ public class ConversationActivity extends XmppActivity
 	public static final int REQUEST_SEND_MESSAGE = 0x0201;
 	public static final int REQUEST_DECRYPT_PGP = 0x0202;
 	public static final int REQUEST_ENCRYPT_MESSAGE = 0x0207;
-	private static final int ATTACHMENT_CHOICE_CHOOSE_IMAGE = 0x0301;
-	private static final int ATTACHMENT_CHOICE_TAKE_PHOTO = 0x0302;
-	private static final int ATTACHMENT_CHOICE_CHOOSE_FILE = 0x0303;
-	private static final int ATTACHMENT_CHOICE_RECORD_VOICE = 0x0304;
-	private static final int ATTACHMENT_CHOICE_LOCATION = 0x0305;
+	public static final int ATTACHMENT_CHOICE_CHOOSE_IMAGE = 0x0301;
+	public static final int ATTACHMENT_CHOICE_TAKE_PHOTO = 0x0302;
+	public static final int ATTACHMENT_CHOICE_CHOOSE_FILE = 0x0303;
+	public static final int ATTACHMENT_CHOICE_RECORD_VOICE = 0x0304;
+	public static final int ATTACHMENT_CHOICE_LOCATION = 0x0305;
 	private static final String STATE_OPEN_CONVERSATION = "state_open_conversation";
 	private static final String STATE_PANEL_OPEN = "state_panel_open";
 	private static final String STATE_PENDING_URI = "state_pending_uri";
@ -398,61 +398,88 @@ public class ConversationActivity extends XmppActivity
 	}

 	private void selectPresenceToAttachFile(final int attachmentChoice, final int encryption) {
+		final OnPresenceSelected callback = new OnPresenceSelected() {
+
+			@Override
+			public void onPresenceSelected() {
+				Intent intent = new Intent();
+				boolean chooser = false;
+				String fallbackPackageId = null;
+				switch (attachmentChoice) {
+					case ATTACHMENT_CHOICE_CHOOSE_IMAGE:
+						intent.setAction(Intent.ACTION_GET_CONTENT);
+						if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2) {
+							intent.putExtra(Intent.EXTRA_ALLOW_MULTIPLE,true);
+						}
+						intent.setType("image/*");
+						chooser = true;
+						break;
+					case ATTACHMENT_CHOICE_TAKE_PHOTO:
+						Uri uri = xmppConnectionService.getFileBackend().getTakePhotoUri();
+						intent.setAction(MediaStore.ACTION_IMAGE_CAPTURE);
+						intent.putExtra(MediaStore.EXTRA_OUTPUT, uri);
+						mPendingImageUris.clear();
+						mPendingImageUris.add(uri);
+						break;
+					case ATTACHMENT_CHOICE_CHOOSE_FILE:
+						chooser = true;
+						intent.setType("*/*");
+						intent.addCategory(Intent.CATEGORY_OPENABLE);
+						intent.setAction(Intent.ACTION_GET_CONTENT);
+						break;
+					case ATTACHMENT_CHOICE_RECORD_VOICE:
+						intent.setAction(MediaStore.Audio.Media.RECORD_SOUND_ACTION);
+						fallbackPackageId = "eu.siacs.conversations.voicerecorder";
+						break;
+					case ATTACHMENT_CHOICE_LOCATION:
+						intent.setAction("eu.siacs.conversations.location.request");
+						fallbackPackageId = "eu.siacs.conversations.sharelocation";
+						break;
+				}
+				if (intent.resolveActivity(getPackageManager()) != null) {
+					if (chooser) {
+						startActivityForResult(
+								Intent.createChooser(intent, getString(R.string.perform_action_with)),
+								attachmentChoice);
+					} else {
+						startActivityForResult(intent, attachmentChoice);
+					}
+				} else if (fallbackPackageId != null) {
+					startActivity(getInstallApkIntent(fallbackPackageId));
+				}
+			}
+		};
 		if (attachmentChoice == ATTACHMENT_CHOICE_LOCATION && encryption != Message.ENCRYPTION_OTR) {
 			getSelectedConversation().setNextCounterpart(null);
-			Intent intent = new Intent("eu.siacs.conversations.location.request");
-			startActivityForResult(intent,attachmentChoice);
+			callback.onPresenceSelected();
 		} else {
-			selectPresence(getSelectedConversation(), new OnPresenceSelected() {
-
-				@Override
-				public void onPresenceSelected() {
-					Intent intent = new Intent();
-					boolean chooser = false;
-					switch (attachmentChoice) {
-						case ATTACHMENT_CHOICE_CHOOSE_IMAGE:
-							intent.setAction(Intent.ACTION_GET_CONTENT);
-							if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2) {
-								intent.putExtra(Intent.EXTRA_ALLOW_MULTIPLE,true);
-							}
-							intent.setType("image/*");
-							chooser = true;
-							break;
-						case ATTACHMENT_CHOICE_TAKE_PHOTO:
-							Uri uri = xmppConnectionService.getFileBackend().getTakePhotoUri();
-							intent.setAction(MediaStore.ACTION_IMAGE_CAPTURE);
-							intent.putExtra(MediaStore.EXTRA_OUTPUT, uri);
-							mPendingImageUris.clear();
-							mPendingImageUris.add(uri);
-							break;
-						case ATTACHMENT_CHOICE_CHOOSE_FILE:
-							chooser = true;
-							intent.setType("*/*");
-							intent.addCategory(Intent.CATEGORY_OPENABLE);
-							intent.setAction(Intent.ACTION_GET_CONTENT);
-							break;
-						case ATTACHMENT_CHOICE_RECORD_VOICE:
-							intent.setAction(MediaStore.Audio.Media.RECORD_SOUND_ACTION);
-							break;
-						case ATTACHMENT_CHOICE_LOCATION:
-							intent.setAction("eu.siacs.conversations.location.request");
-							break;
-					}
-					if (intent.resolveActivity(getPackageManager()) != null) {
-						if (chooser) {
-							startActivityForResult(
-									Intent.createChooser(intent, getString(R.string.perform_action_with)),
-									attachmentChoice);
-						} else {
-							startActivityForResult(intent, attachmentChoice);
-						}
-					}
-				}
-			});
+			selectPresence(getSelectedConversation(),callback);
 		}
 	}

-	private void attachFile(final int attachmentChoice) {
+	private Intent getInstallApkIntent(final String packageId) {
+		Intent intent = new Intent(Intent.ACTION_VIEW);
+		intent.setData(Uri.parse("market://details?id="+packageId));
+		if (intent.resolveActivity(getPackageManager()) != null) {
+			return intent;
+		} else {
+			intent.setData(Uri.parse("http://play.google.com/store/apps/details?id="+packageId));
+			return intent;
+		}
+	}
+
+	public void attachFile(final int attachmentChoice) {
+		switch (attachmentChoice) {
+			case ATTACHMENT_CHOICE_LOCATION:
+				getPreferences().edit().putString("recently_used_quick_action","location").apply();
+				break;
+			case ATTACHMENT_CHOICE_RECORD_VOICE:
+				getPreferences().edit().putString("recently_used_quick_action","voice").apply();
+				break;
+			case ATTACHMENT_CHOICE_TAKE_PHOTO:
+				getPreferences().edit().putString("recently_used_quick_action","photo").apply();
+				break;
+		}
 		final Conversation conversation = getSelectedConversation();
 		final int encryption = conversation.getNextEncryption(forceEncryption());
 		if (encryption == Message.ENCRYPTION_PGP) {
@ -875,6 +902,12 @@ public class ConversationActivity extends XmppActivity
 	void onBackendConnected() {
 		this.xmppConnectionService.getNotificationService().setIsInForeground(true);
 		updateConversationList();
+
+		if (mPendingConferenceInvite != null) {
+			mPendingConferenceInvite.execute(this);
+			mPendingConferenceInvite = null;
+		}
+
 		if (xmppConnectionService.getAccounts().size() == 0) {
 			if (!mRedirected) {
 				this.mRedirected = true;
@ -901,9 +934,7 @@ public class ConversationActivity extends XmppActivity
 			}
 			this.mConversationFragment.reInit(getSelectedConversation());
 			mOpenConverstaion = null;
-		} else if (getSelectedConversation() != null) {
-			this.mConversationFragment.reInit(getSelectedConversation());
-		} else {
+		} else if (getSelectedConversation() == null) {
 			showConversationsOverview();
 			mPendingImageUris.clear();
 			mPendingFileUris.clear();
--- a/src/main/java/eu/siacs/conversations/ui/ConversationFragment.java
+++ b/src/main/java/eu/siacs/conversations/ui/ConversationFragment.java
@ -59,6 +59,7 @@ import eu.siacs.conversations.ui.adapter.MessageAdapter;
 import eu.siacs.conversations.ui.adapter.MessageAdapter.OnContactPictureClicked;
 import eu.siacs.conversations.ui.adapter.MessageAdapter.OnContactPictureLongClicked;
 import eu.siacs.conversations.utils.GeoHelper;
+import eu.siacs.conversations.utils.UIHelper;
 import eu.siacs.conversations.xmpp.chatstate.ChatState;
 import eu.siacs.conversations.xmpp.jid.Jid;

@ -117,16 +118,37 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa

 		}

+		private int getIndexOf(String uuid, List<Message> messages) {
+			if (uuid == null) {
+				return 0;
+			}
+			for(int i = 0; i < messages.size(); ++i) {
+				if (uuid.equals(messages.get(i).getUuid())) {
+					return i;
+				} else {
+					Message next = messages.get(i);
+					while(next != null && next.wasMergedIntoPrevious()) {
+						if (uuid.equals(next.getUuid())) {
+							return i;
+						}
+						next = next.next();
+					}
+
+				}
+			}
+			return 0;
+		}
+
 		@Override
 		public void onScroll(AbsListView view, int firstVisibleItem,
-				int visibleItemCount, int totalItemCount) {
+							 int visibleItemCount, int totalItemCount) {
 			synchronized (ConversationFragment.this.messageList) {
 				if (firstVisibleItem < 5 && messagesLoaded && messageList.size() > 0) {
 					long timestamp = ConversationFragment.this.messageList.get(0).getTimeSent();
 					messagesLoaded = false;
 					activity.xmppConnectionService.loadMoreMessages(conversation, timestamp, new XmppConnectionService.OnMoreMessagesLoaded() {
 						@Override
-						public void onMoreMessagesLoaded(final int count, Conversation conversation) {
+						public void onMoreMessagesLoaded(final int c, Conversation conversation) {
 							if (ConversationFragment.this.conversation != conversation) {
 								return;
 							}
@ -134,29 +156,18 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 								@Override
 								public void run() {
 									final int oldPosition = messagesView.getFirstVisiblePosition();
+									Message message = messageList.get(oldPosition);
+									String uuid = message != null ? message.getUuid() : null;
 									View v = messagesView.getChildAt(0);
 									final int pxOffset = (v == null) ? 0 : v.getTop();
 									ConversationFragment.this.conversation.populateWithMessages(ConversationFragment.this.messageList);
 									updateStatusMessages();
 									messageListAdapter.notifyDataSetChanged();
-									if (count != 0) {
-										final int newPosition = oldPosition + count;
-										int offset = 0;
-										try {
-											Message tmpMessage = messageList.get(newPosition);
-
-											while(tmpMessage.wasMergedIntoPrevious()) {
-												offset++;
-												tmpMessage = tmpMessage.prev();
-											}
-										} catch (final IndexOutOfBoundsException ignored) {
-
-										}
-										messagesView.setSelectionFromTop(newPosition - offset, pxOffset);
-										messagesLoaded = true;
-										if (messageLoaderToast != null) {
-											messageLoaderToast.cancel();
-										}
+									int pos = getIndexOf(uuid,messageList);
+									messagesView.setSelectionFromTop(pos, pxOffset);
+									messagesLoaded = true;
+									if (messageLoaderToast != null) {
+										messageLoaderToast.cancel();
 									}
 								}
 							});
@ -174,7 +185,7 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 									if (ConversationFragment.this.conversation != conversation) {
 										return;
 									}
-									messageLoaderToast = Toast.makeText(activity,resId,Toast.LENGTH_LONG);
+									messageLoaderToast = Toast.makeText(activity, resId, Toast.LENGTH_LONG);
 									messageLoaderToast.show();
 								}
 							});
@ -208,7 +219,7 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa

 		@Override
 		public void onClick(View v) {
-			activity.verifyOtrSessionDialog(conversation,v);
+			activity.verifyOtrSessionDialog(conversation, v);
 		}
 	};
 	private ConcurrentLinkedQueue<Message> mEncryptedMessages = new ConcurrentLinkedQueue<>();
@ -219,7 +230,7 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 		public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
 			if (actionId == EditorInfo.IME_ACTION_SEND) {
 				InputMethodManager imm = (InputMethodManager) v.getContext()
-					.getSystemService(Context.INPUT_METHOD_SERVICE);
+						.getSystemService(Context.INPUT_METHOD_SERVICE);
 				imm.hideSoftInputFromWindow(v.getWindowToken(), 0);
 				sendMessage();
 				return true;
@ -232,15 +243,39 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa

 		@Override
 		public void onClick(View v) {
-			sendMessage();
+			Object tag = v.getTag();
+			if (tag instanceof SendButtonAction) {
+				SendButtonAction action = (SendButtonAction) tag;
+				switch (action) {
+					case TAKE_PHOTO:
+						activity.attachFile(ConversationActivity.ATTACHMENT_CHOICE_TAKE_PHOTO);
+						break;
+					case SEND_LOCATION:
+						activity.attachFile(ConversationActivity.ATTACHMENT_CHOICE_LOCATION);
+						break;
+					case RECORD_VOICE:
+						activity.attachFile(ConversationActivity.ATTACHMENT_CHOICE_RECORD_VOICE);
+						break;
+					case CANCEL:
+						if (conversation != null && conversation.getMode() == Conversation.MODE_MULTI) {
+							conversation.setNextCounterpart(null);
+							updateChatMsgHint();
+							updateSendButton();
+						}
+						break;
+					default:
+						sendMessage();
+				}
+			} else {
+				sendMessage();
+			}
 		}
 	};
 	private OnClickListener clickToMuc = new OnClickListener() {

 		@Override
 		public void onClick(View v) {
-			Intent intent = new Intent(getActivity(),
-					ConferenceDetailsActivity.class);
+			Intent intent = new Intent(getActivity(), ConferenceDetailsActivity.class);
 			intent.setAction(ConferenceDetailsActivity.ACTION_VIEW_MUC);
 			intent.putExtra("uuid", conversation.getUuid());
 			startActivity(intent);
@ -253,16 +288,9 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 		if (this.conversation == null) {
 			return;
 		}
-		if (mEditMessage.getText().length() < 1) {
-			if (this.conversation.getMode() == Conversation.MODE_MULTI) {
-				conversation.setNextCounterpart(null);
-				updateChatMsgHint();
-			}
-			return;
-		}
 		Message message = new Message(conversation, mEditMessage.getText()
 				.toString(), conversation.getNextEncryption(activity
-					.forceEncryption()));
+				.forceEncryption()));
 		if (conversation.getMode() == Conversation.MODE_MULTI) {
 			if (conversation.getNextCounterpart() != null) {
 				message.setCounterpart(conversation.getNextCounterpart());
@ -282,13 +310,13 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 		if (conversation.getMode() == Conversation.MODE_MULTI
 				&& conversation.getNextCounterpart() != null) {
 			this.mEditMessage.setHint(getString(
-						R.string.send_private_message_to,
-						conversation.getNextCounterpart().getResourcepart()));
+					R.string.send_private_message_to,
+					conversation.getNextCounterpart().getResourcepart()));
 		} else {
 			switch (conversation.getNextEncryption(activity.forceEncryption())) {
 				case Message.ENCRYPTION_NONE:
 					mEditMessage
-						.setHint(getString(R.string.send_plain_text_message));
+							.setHint(getString(R.string.send_plain_text_message));
 					break;
 				case Message.ENCRYPTION_OTR:
 					mEditMessage.setHint(getString(R.string.send_otr_message));
@ -304,7 +332,7 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 	}

 	private void setupIme() {
-		if (((ConversationActivity)getActivity()).usingEnterKey()) {
+		if (((ConversationActivity) getActivity()).usingEnterKey()) {
 			mEditMessage.setInputType(mEditMessage.getInputType() & (~InputType.TYPE_TEXT_VARIATION_SHORT_MESSAGE));
 		} else {
 			mEditMessage.setInputType(mEditMessage.getInputType() | InputType.TYPE_TEXT_VARIATION_SHORT_MESSAGE);
@ -313,8 +341,8 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa

 	@Override
 	public View onCreateView(final LayoutInflater inflater,
-			ViewGroup container, Bundle savedInstanceState) {
-		final View view = inflater.inflate(R.layout.fragment_conversation,container, false);
+							 ViewGroup container, Bundle savedInstanceState) {
+		final View view = inflater.inflate(R.layout.fragment_conversation, container, false);
 		view.setOnClickListener(null);
 		mEditMessage = (EditMessage) view.findViewById(R.id.textinput);
 		setupIme();
@ -365,21 +393,21 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 			}
 		});
 		messageListAdapter
-			.setOnContactPictureLongClicked(new OnContactPictureLongClicked() {
+				.setOnContactPictureLongClicked(new OnContactPictureLongClicked() {

-				@Override
-				public void onContactPictureLongClicked(Message message) {
-					if (message.getStatus() <= Message.STATUS_RECEIVED) {
-						if (message.getConversation().getMode() == Conversation.MODE_MULTI) {
-							if (message.getCounterpart() != null) {
-								privateMessageWith(message.getCounterpart());
+					@Override
+					public void onContactPictureLongClicked(Message message) {
+						if (message.getStatus() <= Message.STATUS_RECEIVED) {
+							if (message.getConversation().getMode() == Conversation.MODE_MULTI) {
+								if (message.getCounterpart() != null) {
+									privateMessageWith(message.getCounterpart());
+								}
 							}
+						} else {
+							activity.showQrCode();
 						}
-					} else {
-						activity.showQrCode();
 					}
-				}
-			});
+				});
 		messagesView.setAdapter(messageListAdapter);

 		registerForContextMenu(messagesView);
@ -389,7 +417,7 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa

 	@Override
 	public void onCreateContextMenu(ContextMenu menu, View v,
-			ContextMenuInfo menuInfo) {
+									ContextMenuInfo menuInfo) {
 		synchronized (this.messageList) {
 			super.onCreateContextMenu(menu, v, menuInfo);
 			AdapterView.AdapterContextMenuInfo acmi = (AdapterContextMenuInfo) menuInfo;
@ -416,7 +444,7 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 			if ((m.getType() == Message.TYPE_TEXT
 					|| m.getType() == Message.TYPE_PRIVATE
 					|| m.getDownloadable() != null)
-				&& (!GeoHelper.isGeoUri(m.getBody()))) {
+					&& (!GeoHelper.isGeoUri(m.getBody()))) {
 				shareWith.setVisible(false);
 			}
 			if (m.getStatus() != Message.STATUS_SEND_FAILED) {
@ -425,17 +453,17 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 			if (((m.getType() != Message.TYPE_IMAGE && m.getDownloadable() == null)
 					|| m.getImageParams().url == null) && !GeoHelper.isGeoUri(m.getBody())) {
 				copyUrl.setVisible(false);
-					}
+			}
 			if (m.getType() != Message.TYPE_TEXT
 					|| m.getDownloadable() != null
 					|| !m.bodyContainsDownloadable()) {
 				downloadImage.setVisible(false);
-					}
+			}
 			if (!((m.getDownloadable() != null && !(m.getDownloadable() instanceof DownloadablePlaceholder))
-						|| (m.isFileOrImage() && (m.getStatus() == Message.STATUS_WAITING
-								|| m.getStatus() == Message.STATUS_OFFERED)))) {
+					|| (m.isFileOrImage() && (m.getStatus() == Message.STATUS_WAITING
+					|| m.getStatus() == Message.STATUS_OFFERED)))) {
 				cancelTransmission.setVisible(false);
-								}
+			}
 		}
 	}

@ -483,12 +511,12 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 			}
 			shareIntent.setType(mime);
 		}
-		activity.startActivity(Intent.createChooser(shareIntent,getText(R.string.share_with)));
+		activity.startActivity(Intent.createChooser(shareIntent, getText(R.string.share_with)));
 	}

 	private void copyText(Message message) {
 		if (activity.copyTextToClipboard(message.getMergedBody(),
-					R.string.message_text)) {
+				R.string.message_text)) {
 			Toast.makeText(activity, R.string.message_copied_to_clipboard,
 					Toast.LENGTH_SHORT).show();
 		}
@ -498,7 +526,7 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 		if (message.getType() == Message.TYPE_FILE || message.getType() == Message.TYPE_IMAGE) {
 			DownloadableFile file = activity.xmppConnectionService.getFileBackend().getFile(message);
 			if (!file.exists()) {
-				Toast.makeText(activity,R.string.file_deleted,Toast.LENGTH_SHORT).show();
+				Toast.makeText(activity, R.string.file_deleted, Toast.LENGTH_SHORT).show();
 				message.setDownloadable(new DownloadablePlaceholder(Downloadable.STATUS_DELETED));
 				return;
 			}
@ -519,20 +547,20 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 		if (activity.copyTextToClipboard(url, resId)) {
 			Toast.makeText(activity, R.string.url_copied_to_clipboard,
 					Toast.LENGTH_SHORT).show();
-					}
+		}
 	}

 	private void downloadImage(Message message) {
 		activity.xmppConnectionService.getHttpConnectionManager()
-			.createNewConnection(message);
+				.createNewConnection(message);
 	}

 	private void cancelTransmission(Message message) {
 		Downloadable downloadable = message.getDownloadable();
-		if (downloadable!=null) {
+		if (downloadable != null) {
 			downloadable.cancel();
 		} else {
-			activity.xmppConnectionService.markMessage(message,Message.STATUS_SEND_FAILED);
+			activity.xmppConnectionService.markMessage(message, Message.STATUS_SEND_FAILED);
 		}
 	}

@ -540,6 +568,7 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 		this.mEditMessage.setText("");
 		this.conversation.setNextCounterpart(counterpart);
 		updateChatMsgHint();
+		updateSendButton();
 	}

 	protected void highlightInConference(String nick) {
@ -548,9 +577,9 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 			mEditMessage.getText().insert(0, nick + ": ");
 		} else {
 			if (mEditMessage.getText().charAt(
-						mEditMessage.getSelectionStart() - 1) != ' ') {
+					mEditMessage.getSelectionStart() - 1) != ' ') {
 				nick = " " + nick;
-						}
+			}
 			mEditMessage.getText().insert(mEditMessage.getSelectionStart(),
 					nick + " ");
 		}
@ -563,7 +592,7 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 		if (this.conversation != null) {
 			final String msg = mEditMessage.getText().toString();
 			this.conversation.setNextMessage(msg);
-			updateChatState(this.conversation,msg);
+			updateChatState(this.conversation, msg);
 		}
 	}

@ -586,7 +615,7 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 			final String msg = mEditMessage.getText().toString();
 			this.conversation.setNextMessage(msg);
 			if (this.conversation != conversation) {
-				updateChatState(this.conversation,msg);
+				updateChatState(this.conversation, msg);
 			}
 			this.conversation.trim();
 		}
@ -632,7 +661,7 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa

 		@Override
 		public void onClick(View v) {
-			final Contact contact = conversation == null ? null :conversation.getContact();
+			final Contact contact = conversation == null ? null : conversation.getContact();
 			if (contact != null) {
 				activity.xmppConnectionService.createContact(contact);
 				activity.switchToContactDetails(contact);
@ -655,7 +684,7 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 			intent.setAction(VerifyOTRActivity.ACTION_VERIFY_CONTACT);
 			intent.putExtra("contact", conversation.getContact().getJid().toBareJid().toString());
 			intent.putExtra("account", conversation.getAccount().getJid().toBareJid().toString());
-			intent.putExtra("mode",VerifyOTRActivity.MODE_ANSWER_QUESTION);
+			intent.putExtra("mode", VerifyOTRActivity.MODE_ANSWER_QUESTION);
 			startActivity(intent);
 		}
 	};
@ -665,11 +694,11 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 		final Contact contact = conversation.getContact();
 		final int mode = conversation.getMode();
 		if (conversation.isBlocked()) {
-			showSnackbar(R.string.contact_blocked, R.string.unblock,this.mUnblockClickListener);
+			showSnackbar(R.string.contact_blocked, R.string.unblock, this.mUnblockClickListener);
 		} else if (!contact.showInRoster() && contact.getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
-			showSnackbar(R.string.contact_added_you, R.string.add_back,this.mAddBackClickListener);
+			showSnackbar(R.string.contact_added_you, R.string.add_back, this.mAddBackClickListener);
 		} else if (mode == Conversation.MODE_MULTI
-				&&!conversation.getMucOptions().online()
+				&& !conversation.getMucOptions().online()
 				&& account.getStatus() == Account.State.ONLINE) {
 			switch (conversation.getMucOptions().getError()) {
 				case MucOptions.ERROR_NICK_IN_USE:
@ -693,18 +722,18 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 				default:
 					break;
 			}
-		} else if (askForPassphraseIntent != null ) {
-			showSnackbar(R.string.openpgp_messages_found,R.string.decrypt, clickToDecryptListener);
+		} else if (askForPassphraseIntent != null) {
+			showSnackbar(R.string.openpgp_messages_found, R.string.decrypt, clickToDecryptListener);
 		} else if (mode == Conversation.MODE_SINGLE
 				&& conversation.smpRequested()) {
-			showSnackbar(R.string.smp_requested, R.string.verify,this.mAnswerSmpClickListener);
+			showSnackbar(R.string.smp_requested, R.string.verify, this.mAnswerSmpClickListener);
 		} else if (mode == Conversation.MODE_SINGLE
-				&&conversation.hasValidOtrSession()
+				&& conversation.hasValidOtrSession()
 				&& (conversation.getOtrSession().getSessionStatus() == SessionStatus.ENCRYPTED)
 				&& (!conversation.isOtrFingerprintVerified())) {
 			showSnackbar(R.string.unknown_otr_fingerprint, R.string.verify, clickToVerify);
 		} else if (conversation.isMuted()) {
-			showSnackbar(R.string.notifications_disabled, R.string.enable,this.mUnmuteClickListener);
+			showSnackbar(R.string.notifications_disabled, R.string.enable, this.mUnmuteClickListener);
 		} else {
 			hideSnackbar();
 		}
@ -722,12 +751,12 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 				for (final Message message : this.messageList) {
 					if (message.getEncryption() == Message.ENCRYPTION_PGP
 							&& (message.getStatus() == Message.STATUS_RECEIVED || message
-								.getStatus() >= Message.STATUS_SEND)
+							.getStatus() >= Message.STATUS_SEND)
 							&& message.getDownloadable() == null) {
 						if (!mEncryptedMessages.contains(message)) {
 							mEncryptedMessages.add(message);
 						}
-							}
+					}
 				}
 				decryptNext();
 				updateStatusMessages();
@ -790,53 +819,128 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 		updateChatMsgHint();
 	}

+	enum SendButtonAction {TEXT, TAKE_PHOTO, SEND_LOCATION, RECORD_VOICE, CANCEL}
+
+	private int getSendButtonImageResource(SendButtonAction action, int status) {
+		switch (action) {
+			case TEXT:
+				switch (status) {
+					case Presences.CHAT:
+					case Presences.ONLINE:
+						return R.drawable.ic_send_text_online;
+					case Presences.AWAY:
+						return R.drawable.ic_send_text_away;
+					case Presences.XA:
+					case Presences.DND:
+						return R.drawable.ic_send_text_dnd;
+					default:
+						return R.drawable.ic_send_text_offline;
+				}
+			case TAKE_PHOTO:
+				switch (status) {
+					case Presences.CHAT:
+					case Presences.ONLINE:
+						return R.drawable.ic_send_photo_online;
+					case Presences.AWAY:
+						return R.drawable.ic_send_photo_away;
+					case Presences.XA:
+					case Presences.DND:
+						return R.drawable.ic_send_photo_dnd;
+					default:
+						return R.drawable.ic_send_photo_offline;
+				}
+			case RECORD_VOICE:
+				switch (status) {
+					case Presences.CHAT:
+					case Presences.ONLINE:
+						return R.drawable.ic_send_voice_online;
+					case Presences.AWAY:
+						return R.drawable.ic_send_voice_away;
+					case Presences.XA:
+					case Presences.DND:
+						return R.drawable.ic_send_voice_dnd;
+					default:
+						return R.drawable.ic_send_voice_offline;
+				}
+			case SEND_LOCATION:
+				switch (status) {
+					case Presences.CHAT:
+					case Presences.ONLINE:
+						return R.drawable.ic_send_location_online;
+					case Presences.AWAY:
+						return R.drawable.ic_send_location_away;
+					case Presences.XA:
+					case Presences.DND:
+						return R.drawable.ic_send_location_dnd;
+					default:
+						return R.drawable.ic_send_location_offline;
+				}
+			case CANCEL:
+				switch (status) {
+					case Presences.CHAT:
+					case Presences.ONLINE:
+						return R.drawable.ic_send_cancel_online;
+					case Presences.AWAY:
+						return R.drawable.ic_send_cancel_away;
+					case Presences.XA:
+					case Presences.DND:
+						return R.drawable.ic_send_cancel_dnd;
+					default:
+						return R.drawable.ic_send_cancel_offline;
+				}
+		}
+		return R.drawable.ic_send_text_offline;
+	}
+
 	public void updateSendButton() {
-		Conversation c = this.conversation;
+		final Conversation c = this.conversation;
+		final SendButtonAction action;
+		final int status;
+		final boolean empty = this.mEditMessage == null || this.mEditMessage.getText().length() == 0;
+		if (c.getMode() == Conversation.MODE_MULTI) {
+			if (empty && c.getNextCounterpart() != null) {
+				action = SendButtonAction.CANCEL;
+			} else {
+				action = SendButtonAction.TEXT;
+			}
+		} else {
+			if (empty) {
+				String setting = activity.getPreferences().getString("quick_action","recent");
+				if (!setting.equals("none") && UIHelper.receivedLocationQuestion(conversation.getLatestMessage())) {
+					setting = "location";
+				} else if (setting.equals("recent")) {
+					setting = activity.getPreferences().getString("recently_used_quick_action","text");
+				}
+				switch (setting) {
+					case "photo":
+						action = SendButtonAction.TAKE_PHOTO;
+						break;
+					case "location":
+						action = SendButtonAction.SEND_LOCATION;
+						break;
+					case "voice":
+						action = SendButtonAction.RECORD_VOICE;
+						break;
+					default:
+						action = SendButtonAction.TEXT;
+						break;
+				}
+			} else {
+				action = SendButtonAction.TEXT;
+			}
+		}
 		if (activity.useSendButtonToIndicateStatus() && c != null
 				&& c.getAccount().getStatus() == Account.State.ONLINE) {
 			if (c.getMode() == Conversation.MODE_SINGLE) {
-				switch (c.getContact().getMostAvailableStatus()) {
-					case Presences.CHAT:
-						this.mSendButton
-							.setImageResource(R.drawable.ic_action_send_now_online);
-						break;
-					case Presences.ONLINE:
-						this.mSendButton
-							.setImageResource(R.drawable.ic_action_send_now_online);
-						break;
-					case Presences.AWAY:
-						this.mSendButton
-							.setImageResource(R.drawable.ic_action_send_now_away);
-						break;
-					case Presences.XA:
-						this.mSendButton
-							.setImageResource(R.drawable.ic_action_send_now_away);
-						break;
-					case Presences.DND:
-						this.mSendButton
-							.setImageResource(R.drawable.ic_action_send_now_dnd);
-						break;
-					default:
-						this.mSendButton
-							.setImageResource(R.drawable.ic_action_send_now_offline);
-						break;
-				}
-			} else if (c.getMode() == Conversation.MODE_MULTI) {
-				if (c.getMucOptions().online()) {
-					this.mSendButton
-						.setImageResource(R.drawable.ic_action_send_now_online);
-				} else {
-					this.mSendButton
-						.setImageResource(R.drawable.ic_action_send_now_offline);
-				}
+				status = c.getContact().getMostAvailableStatus();
 			} else {
-				this.mSendButton
-					.setImageResource(R.drawable.ic_action_send_now_offline);
+				status = c.getMucOptions().online() ? Presences.ONLINE : Presences.OFFLINE;
 			}
 		} else {
-			this.mSendButton
-				.setImageResource(R.drawable.ic_action_send_now_offline);
+			status = Presences.OFFLINE;
 		}
+		this.mSendButton.setTag(action);
+		this.mSendButton.setImageResource(getSendButtonImageResource(action, status));
 	}

 	protected void updateStatusMessages() {
@ -865,7 +969,7 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 	}

 	protected void showSnackbar(final int message, final int action,
-			final OnClickListener clickListener) {
+								final OnClickListener clickListener) {
 		snackbar.setVisibility(View.VISIBLE);
 		snackbar.setOnClickListener(null);
 		snackbarMessage.setText(message);
@ -897,7 +1001,7 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa

 								@Override
 								public void userInputRequried(PendingIntent pi,
-										Contact contact) {
+															  Contact contact) {
 									activity.runIntent(
 											pi,
 											ConversationActivity.REQUEST_ENCRYPT_MESSAGE);
@ -921,11 +1025,11 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa

 								@Override
 								public void onClick(DialogInterface dialog,
-										int which) {
+													int which) {
 									conversation
-										.setNextEncryption(Message.ENCRYPTION_NONE);
+											.setNextEncryption(Message.ENCRYPTION_NONE);
 									xmppService.databaseBackend
-										.updateConversation(conversation);
+											.updateConversation(conversation);
 									message.setEncryption(Message.ENCRYPTION_NONE);
 									xmppService.sendMessage(message);
 									messageSent();
@ -936,9 +1040,9 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 				if (conversation.getMucOptions().pgpKeysInUse()) {
 					if (!conversation.getMucOptions().everybodyHasKeys()) {
 						Toast warning = Toast
-							.makeText(getActivity(),
-									R.string.missing_public_keys,
-									Toast.LENGTH_LONG);
+								.makeText(getActivity(),
+										R.string.missing_public_keys,
+										Toast.LENGTH_LONG);
 						warning.setGravity(Gravity.CENTER_VERTICAL, 0, 0);
 						warning.show();
 					}
@ -950,12 +1054,12 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa

 								@Override
 								public void onClick(DialogInterface dialog,
-										int which) {
+													int which) {
 									conversation
-										.setNextEncryption(Message.ENCRYPTION_NONE);
+											.setNextEncryption(Message.ENCRYPTION_NONE);
 									message.setEncryption(Message.ENCRYPTION_NONE);
 									xmppService.databaseBackend
-										.updateConversation(conversation);
+											.updateConversation(conversation);
 									xmppService.sendMessage(message);
 									messageSent();
 								}
@ -968,7 +1072,7 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 	}

 	public void showNoPGPKeyDialog(boolean plural,
-			DialogInterface.OnClickListener listener) {
+								   DialogInterface.OnClickListener listener) {
 		AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
 		builder.setIconAttribute(android.R.attr.alertDialogIcon);
 		if (plural) {
@ -1026,6 +1130,7 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 		if (status == Account.State.ONLINE && conversation.setOutgoingChatState(ChatState.COMPOSING)) {
 			activity.xmppConnectionService.sendChatState(conversation);
 		}
+		updateSendButton();
 	}

 	@Override
@ -1042,6 +1147,7 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 		if (status == Account.State.ONLINE && conversation.setOutgoingChatState(Config.DEFAULT_CHATSTATE)) {
 			activity.xmppConnectionService.sendChatState(conversation);
 		}
+		updateSendButton();
 	}

 }
--- a/src/main/java/eu/siacs/conversations/ui/EditAccountActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/EditAccountActivity.java
@ -223,7 +223,9 @@ public class EditAccountActivity extends XmppActivity implements OnAccountUpdate
 				if (avatar != null) {
 					intent = new Intent(getApplicationContext(),
 							StartConversationActivity.class);
-					intent.putExtra("init",true);
+					if (xmppConnectionService != null && xmppConnectionService.getAccounts().size() == 1) {
+						intent.putExtra("init", true);
+					}
 				} else {
 					intent = new Intent(getApplicationContext(),
 							PublishProfilePictureActivity.class);
--- a/src/main/java/eu/siacs/conversations/ui/PublishProfilePictureActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/PublishProfilePictureActivity.java
@ -116,7 +116,9 @@ public class PublishProfilePictureActivity extends XmppActivity {
 				if (mInitialAccountSetup) {
 					Intent intent = new Intent(getApplicationContext(),
 							StartConversationActivity.class);
-					intent.putExtra("init",true);
+					if (xmppConnectionService != null && xmppConnectionService.getAccounts().size() == 1) {
+						intent.putExtra("init", true);
+					}
 					startActivity(intent);
 				}
 				finish();
--- a/src/main/java/eu/siacs/conversations/ui/StartConversationActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/StartConversationActivity.java
@ -65,6 +65,7 @@ import eu.siacs.conversations.ui.adapter.KnownHostsAdapter;
 import eu.siacs.conversations.ui.adapter.ListItemAdapter;
 import eu.siacs.conversations.utils.XmppUri;
 import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
+import eu.siacs.conversations.xmpp.XmppConnection;
 import eu.siacs.conversations.xmpp.jid.InvalidJidException;
 import eu.siacs.conversations.xmpp.jid.Jid;

@ -757,14 +758,16 @@ public class StartConversationActivity extends XmppActivity implements OnRosterU
 			} else {
 				activity.contact_context_id = acmi.position;
 				final Blockable contact = (Contact) activity.contacts.get(acmi.position);
-
 				final MenuItem blockUnblockItem = menu.findItem(R.id.context_contact_block_unblock);
-				if (blockUnblockItem != null) {
+				XmppConnection xmpp = contact.getAccount().getXmppConnection();
+				if (xmpp != null && xmpp.getFeatures().blocking()) {
 					if (contact.isBlocked()) {
 						blockUnblockItem.setTitle(R.string.unblock_contact);
 					} else {
 						blockUnblockItem.setTitle(R.string.block_contact);
 					}
+				} else {
+					blockUnblockItem.setVisible(false);
 				}
 			}
 		}
--- a/src/main/java/eu/siacs/conversations/ui/XmppActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/XmppActivity.java
@ -113,6 +113,8 @@ public abstract class XmppActivity extends Activity {
 		}
 	};

+	protected ConferenceInvite mPendingConferenceInvite = null;
+

 	protected void refreshUi() {
 		final long diff = SystemClock.elapsedRealtime() - mLastUiRefresh;
@ -367,7 +369,7 @@ public abstract class XmppActivity extends Activity {
 	}

 	public void highlightInMuc(Conversation conversation, String nick) {
-		switchToConversation(conversation,null,nick,false);
+		switchToConversation(conversation, null, nick, false);
 	}

 	private void switchToConversation(Conversation conversation, String text, String nick, boolean newTask) {
@ -435,7 +437,7 @@ public abstract class XmppActivity extends Activity {

 					@Override
 					public void userInputRequried(PendingIntent pi,
-							Account account) {
+												  Account account) {
 						try {
 							startIntentSenderForResult(pi.getIntentSender(),
 									REQUEST_ANNOUNCE_PGP, null, 0, 0, 0);
@ -446,13 +448,13 @@ public abstract class XmppActivity extends Activity {
 					@Override
 					public void success(Account account) {
 						xmppConnectionService.databaseBackend
-							.updateAccount(account);
+								.updateAccount(account);
 						xmppConnectionService.sendPresence(account);
 						if (conversation != null) {
 							conversation
-								.setNextEncryption(Message.ENCRYPTION_PGP);
+									.setNextEncryption(Message.ENCRYPTION_PGP);
 							xmppConnectionService.databaseBackend
-								.updateConversation(conversation);
+									.updateConversation(conversation);
 						}
 					}

@ -665,32 +667,11 @@ public abstract class XmppActivity extends Activity {
 	protected void onActivityResult(int requestCode, int resultCode,
 			final Intent data) {
 		super.onActivityResult(requestCode, resultCode, data);
-		if (requestCode == REQUEST_INVITE_TO_CONVERSATION
-				&& resultCode == RESULT_OK) {
-			try {
-				String conversationUuid = data.getStringExtra("conversation");
-				Conversation conversation = xmppConnectionService
-					.findConversationByUuid(conversationUuid);
-				List<Jid> jids = new ArrayList<Jid>();
-				if (data.getBooleanExtra("multiple", false)) {
-					String[] toAdd = data.getStringArrayExtra("contacts");
-					for (String item : toAdd) {
-						jids.add(Jid.fromString(item));
-					}
-				} else {
-					jids.add(Jid.fromString(data.getStringExtra("contact")));
-				}
-
-				if (conversation.getMode() == Conversation.MODE_MULTI) {
-					for (Jid jid : jids) {
-						xmppConnectionService.invite(conversation, jid);
-					}
-				} else {
-					jids.add(conversation.getJid().toBareJid());
-					xmppConnectionService.createAdhocConference(conversation.getAccount(), jids, adhocCallback);
-				}
-			} catch (final InvalidJidException ignored) {
-
+		if (requestCode == REQUEST_INVITE_TO_CONVERSATION && resultCode == RESULT_OK) {
+			mPendingConferenceInvite = ConferenceInvite.parse(data);
+			if (xmppConnectionServiceBound && mPendingConferenceInvite != null) {
+				mPendingConferenceInvite.execute(this);
+				mPendingConferenceInvite = null;
 			}
 		}
 	}
@ -855,6 +836,48 @@ public abstract class XmppActivity extends Activity {
 		}
 	}

+	public static class ConferenceInvite {
+		private String uuid;
+		private List<Jid> jids = new ArrayList<>();
+
+		public static ConferenceInvite parse(Intent data) {
+			ConferenceInvite invite = new ConferenceInvite();
+			invite.uuid = data.getStringExtra("conversation");
+			if (invite.uuid == null) {
+				return null;
+			}
+			try {
+				if (data.getBooleanExtra("multiple", false)) {
+					String[] toAdd = data.getStringArrayExtra("contacts");
+					for (String item : toAdd) {
+						invite.jids.add(Jid.fromString(item));
+					}
+				} else {
+					invite.jids.add(Jid.fromString(data.getStringExtra("contact")));
+				}
+			} catch (final InvalidJidException ignored) {
+				return null;
+			}
+			return invite;
+		}
+
+		public void execute(XmppActivity activity) {
+			XmppConnectionService service = activity.xmppConnectionService;
+			Conversation conversation = service.findConversationByUuid(this.uuid);
+			if (conversation == null) {
+				return;
+			}
+			if (conversation.getMode() == Conversation.MODE_MULTI) {
+				for (Jid jid : jids) {
+					service.invite(conversation, jid);
+				}
+			} else {
+				jids.add(conversation.getJid().toBareJid());
+				service.createAdhocConference(conversation.getAccount(), jids, activity.adhocCallback);
+			}
+		}
+	}
+
 	public AvatarService avatarService() {
 		return xmppConnectionService.getAvatarService();
 	}
--- a/src/main/java/eu/siacs/conversations/ui/adapter/MessageAdapter.java
+++ b/src/main/java/eu/siacs/conversations/ui/adapter/MessageAdapter.java
@ -7,10 +7,11 @@ import android.graphics.Typeface;
 import android.net.Uri;
 import android.text.Spannable;
 import android.text.SpannableString;
+import android.text.Spanned;
 import android.text.style.ForegroundColorSpan;
+import android.text.style.RelativeSizeSpan;
 import android.text.style.StyleSpan;
 import android.util.DisplayMetrics;
-import android.util.Log;
 import android.view.View;
 import android.view.View.OnClickListener;
 import android.view.View.OnLongClickListener;
@ -24,7 +25,6 @@ import android.widget.Toast;

 import java.util.List;

-import eu.siacs.conversations.Config;
 import eu.siacs.conversations.R;
 import eu.siacs.conversations.entities.Account;
 import eu.siacs.conversations.entities.Contact;
@ -42,7 +42,6 @@ public class MessageAdapter extends ArrayAdapter<Message> {
 	private static final int SENT = 0;
 	private static final int RECEIVED = 1;
 	private static final int STATUS = 2;
-	private static final int NULL = 3;

 	private ConversationActivity activity;

@ -77,14 +76,12 @@ public class MessageAdapter extends ArrayAdapter<Message> {

 	@Override
 	public int getViewTypeCount() {
-		return 4;
+		return 3;
 	}

 	@Override
 	public int getItemViewType(int position) {
-		if (getItem(position).wasMergedIntoPrevious()) {
-			return NULL;
-		} else if (getItem(position).getType() == Message.TYPE_STATUS) {
+		if (getItem(position).getType() == Message.TYPE_STATUS) {
 			return STATUS;
 		} else if (getItem(position).getStatus() <= Message.STATUS_RECEIVED) {
 			return RECEIVED;
@ -207,22 +204,42 @@ public class MessageAdapter extends ArrayAdapter<Message> {
 		viewHolder.image.setVisibility(View.GONE);
 		viewHolder.messageBody.setVisibility(View.VISIBLE);
 		viewHolder.messageBody.setText(getContext().getString(
-					R.string.decryption_failed));
+				R.string.decryption_failed));
 		viewHolder.messageBody.setTextColor(activity.getWarningTextColor());
 		viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
 		viewHolder.messageBody.setTextIsSelectable(false);
 	}

+	private void displayHeartMessage(final ViewHolder viewHolder, final String body) {
+		if (viewHolder.download_button != null) {
+			viewHolder.download_button.setVisibility(View.GONE);
+		}
+		viewHolder.image.setVisibility(View.GONE);
+		viewHolder.messageBody.setVisibility(View.VISIBLE);
+		viewHolder.messageBody.setIncludeFontPadding(false);
+		Spannable span = new SpannableString(body);
+		span.setSpan(new RelativeSizeSpan(4.0f), 0, body.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
+		span.setSpan(new ForegroundColorSpan(activity.getWarningTextColor()), 0, body.length(), Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
+		viewHolder.messageBody.setText(span);
+	}
+
 	private void displayTextMessage(final ViewHolder viewHolder, final Message message) {
 		if (viewHolder.download_button != null) {
 			viewHolder.download_button.setVisibility(View.GONE);
 		}
 		viewHolder.image.setVisibility(View.GONE);
 		viewHolder.messageBody.setVisibility(View.VISIBLE);
+		viewHolder.messageBody.setIncludeFontPadding(true);
 		if (message.getBody() != null) {
 			final String nick = UIHelper.getMessageDisplayName(message);
-			final String formattedBody = message.getMergedBody().replaceAll("^" + Message.ME_COMMAND,
-					nick + " ");
+			final String body = message.getMergedBody().replaceAll("^" + Message.ME_COMMAND,nick + " ");
+			final SpannableString formattedBody = new SpannableString(body);
+			int i = body.indexOf(Message.MERGE_SEPARATOR);
+			while(i >= 0) {
+				final int end = i + Message.MERGE_SEPARATOR.length();
+				formattedBody.setSpan(new RelativeSizeSpan(0.3f),i,end,Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
+				i = body.indexOf(Message.MERGE_SEPARATOR,end);
+			}
 			if (message.getType() != Message.TYPE_PRIVATE) {
 				if (message.hasMeCommand()) {
 					final Spannable span = new SpannableString(formattedBody);
@ -230,7 +247,7 @@ public class MessageAdapter extends ArrayAdapter<Message> {
 							Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
 					viewHolder.messageBody.setText(span);
 				} else {
-					viewHolder.messageBody.setText(message.getMergedBody());
+					viewHolder.messageBody.setText(formattedBody);
 				}
 			} else {
 				String privateMarker;
@ -289,7 +306,7 @@ public class MessageAdapter extends ArrayAdapter<Message> {
 		viewHolder.image.setVisibility(View.GONE);
 		viewHolder.messageBody.setVisibility(View.GONE);
 		viewHolder.download_button.setVisibility(View.VISIBLE);
-		viewHolder.download_button.setText(activity.getString(R.string.open_x_file, UIHelper.getFileDescriptionString(activity,message)));
+		viewHolder.download_button.setText(activity.getString(R.string.open_x_file, UIHelper.getFileDescriptionString(activity, message)));
 		viewHolder.download_button.setOnClickListener(new OnClickListener() {

 			@Override
@ -334,7 +351,7 @@ public class MessageAdapter extends ArrayAdapter<Message> {
 			scalledH = (int) (params.height / ((double) params.width / target));
 		}
 		viewHolder.image.setLayoutParams(new LinearLayout.LayoutParams(
-					scalledW, scalledH));
+				scalledW, scalledH));
 		activity.loadBitmap(message, viewHolder.image);
 		viewHolder.image.setOnClickListener(new OnClickListener() {

@ -359,10 +376,6 @@ public class MessageAdapter extends ArrayAdapter<Message> {
 		if (view == null) {
 			viewHolder = new ViewHolder();
 			switch (type) {
-				case NULL:
-					view = activity.getLayoutInflater().inflate(
-							R.layout.message_null, parent, false);
-					break;
 				case SENT:
 					view = activity.getLayoutInflater().inflate(
 							R.layout.message_sent, parent, false);
@ -429,25 +442,6 @@ public class MessageAdapter extends ArrayAdapter<Message> {
 				viewHolder.status_message.setText(message.getBody());
 			}
 			return view;
-		} else if (type == NULL) {
-			if (viewHolder.message_box != null) {
-				Log.e(Config.LOGTAG, "detected type=NULL but with wrong cached view");
-				view = activity.getLayoutInflater().inflate(R.layout.message_null, parent, false);
-				view.setTag(new ViewHolder());
-			}
-			if (position == getCount() - 1) {
-				view.getLayoutParams().height = 1;
-			} else {
-				view.getLayoutParams().height = 0;
-
-			}
-			view.setLayoutParams(view.getLayoutParams());
-			return view;
-		} else if (message.wasMergedIntoPrevious()) {
-			Log.e(Config.LOGTAG,"detected wasMergedIntoPrevious with wrong type");
-			return view;
-		} else if (viewHolder.messageBody == null || viewHolder.image == null) {
-			return view; //avoiding weird platform bugs
 		} else if (type == RECEIVED) {
 			Contact contact = message.getContact();
 			if (contact != null) {
@ -528,7 +522,11 @@ public class MessageAdapter extends ArrayAdapter<Message> {
 			if (GeoHelper.isGeoUri(message.getBody())) {
 				displayLocationMessage(viewHolder,message);
 			} else {
-				displayTextMessage(viewHolder, message);
+				if (message.bodyIsHeart()) {
+					displayHeartMessage(viewHolder, message.getBody().trim());
+				} else {
+					displayTextMessage(viewHolder, message);
+				}
 			}
 		}

--- a/src/main/java/eu/siacs/conversations/utils/UIHelper.java
+++ b/src/main/java/eu/siacs/conversations/utils/UIHelper.java
@ -1,8 +1,11 @@
 package eu.siacs.conversations.utils;

 import java.net.URLConnection;
+import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.Calendar;
 import java.util.Date;
+import java.util.Locale;

 import eu.siacs.conversations.R;
 import eu.siacs.conversations.entities.Contact;
@ -17,6 +20,33 @@ import android.text.format.DateUtils;
 import android.util.Pair;

 public class UIHelper {
+
+	private static String BLACK_HEART_SUIT = "\u2665";
+	private static String HEAVY_BLACK_HEART_SUIT = "\u2764";
+	private static String WHITE_HEART_SUIT = "\u2661";
+
+	public static final ArrayList<String> HEARTS = new ArrayList<>(Arrays.asList(BLACK_HEART_SUIT,HEAVY_BLACK_HEART_SUIT,WHITE_HEART_SUIT));
+
+	private static final ArrayList<String> LOCATION_QUESTIONS = new ArrayList<>(Arrays.asList(
+			"where are you", //en
+			"where are you now", //en
+			"where are you right now", //en
+			"whats your 20", //en
+			"what is your 20", //en
+			"what's your 20", //en
+			"whats your twenty", //en
+			"what is your twenty", //en
+			"what's your twenty", //en
+			"wo bist du", //de
+			"wo bist du jetzt", //de
+			"wo bist du gerade", //de
+			"wo seid ihr", //de
+			"wo seid ihr jetzt", //de
+			"wo seid ihr gerade", //de
+			"dónde estás", //es
+			"donde estas" //es
+		));
+
 	private static final int SHORT_DATE_FLAGS = DateUtils.FORMAT_SHOW_DATE
 		| DateUtils.FORMAT_NO_YEAR | DateUtils.FORMAT_ABBREV_ALL;
 	private static final int FULL_DATE_FLAGS = DateUtils.FORMAT_SHOW_TIME
@ -225,4 +255,15 @@ public class UIHelper {
 			return counterpart.toString().trim();
 		}
 	}
+
+	public static boolean receivedLocationQuestion(Message message) {
+		if (message == null
+				|| message.getStatus() != Message.STATUS_RECEIVED
+				|| message.getType() != Message.TYPE_TEXT) {
+			return false;
+		}
+		String body = message.getBody() == null ? null : message.getBody().trim().toLowerCase(Locale.getDefault());
+		body = body.replace("?","").replace("¿","");
+		return LOCATION_QUESTIONS.contains(body);
+	}
 }
--- a/src/main/java/eu/siacs/conversations/xmpp/XmppConnection.java
+++ b/src/main/java/eu/siacs/conversations/xmpp/XmppConnection.java
@ -167,7 +167,7 @@ public class XmppConnection implements Runnable {
 					try {
 						String srvRecordServer;
 						try {
-							srvRecordServer=IDN.toASCII(namePort.getString("name"));
+							srvRecordServer = IDN.toASCII(namePort.getString("name"));
 						} catch (final IllegalArgumentException e) {
 							// TODO: Handle me?`
 							srvRecordServer = "";
@ -187,7 +187,7 @@ public class XmppConnection implements Runnable {
 									+ srvRecordServer + ":" + srvRecordPort);
 						}
 						socket = new Socket();
-						socket.connect(addr, 20000);
+						socket.connect(addr, Config.SOCKET_TIMEOUT * 1000);
 						socketError = false;
 					} catch (final UnknownHostException e) {
 						Log.d(Config.LOGTAG, account.getJid().toBareJid().toString() + ": " + e.getMessage());
@ -224,6 +224,12 @@ public class XmppConnection implements Runnable {
 			if (socket.isConnected()) {
 				socket.close();
 			}
+		} catch (final IncompatibleServerException e) {
+			this.changeStatus(Account.State.INCOMPATIBLE_SERVER);
+		} catch (final SecurityException e) {
+			this.changeStatus(Account.State.SECURITY_ERROR);
+		} catch (final UnauthorizedException e) {
+			this.changeStatus(Account.State.UNAUTHORIZED);
 		} catch (final UnknownHostException | ConnectException e) {
 			this.changeStatus(Account.State.SERVER_NOT_FOUND);
 		} catch (final IOException | XmlPullParserException | NoSuchAlgorithmException e) {
@ -231,6 +237,13 @@ public class XmppConnection implements Runnable {
 			this.changeStatus(Account.State.OFFLINE);
 			this.attempt--; //don't count attempt when reconnecting instantly anyway
 		} finally {
+			if (socket != null) {
+				try {
+					socket.close();
+				} catch (IOException e) {
+
+				}
+			}
 			if (wakeLock.isHeld()) {
 				try {
 					wakeLock.release();
@ -279,8 +292,7 @@ public class XmppConnection implements Runnable {
 								processStream(tagReader.readTag());
 								break;
 							} else if (nextTag.isStart("failure")) {
-								tagReader.readElement(nextTag);
-								changeStatus(Account.State.UNAUTHORIZED);
+								throw new UnauthorizedException();
 							} else if (nextTag.isStart("challenge")) {
 								final String challenge = tagReader.readElement(nextTag).getContent();
 								final Element response = new Element("response");
@ -437,6 +449,10 @@ public class XmppConnection implements Runnable {
 				throw new IOException("interrupted mid tag");
 			}
 		}
+		if (stanzasReceived == Integer.MAX_VALUE) {
+			resetStreamId();
+			throw new IOException("time to restart the session. cant handle >2 billion pcks");
+		}
 		++stanzasReceived;
 		lastPacketReceived = SystemClock.elapsedRealtime();
 		return element;
@ -538,8 +554,7 @@ public class XmppConnection implements Runnable {

 			if (!verifier.verify(account.getServer().getDomainpart(),sslSocket.getSession())) {
 				Log.d(Config.LOGTAG,account.getJid().toBareJid()+": TLS certificate verification failed");
-				disconnect(true);
-				changeStatus(Account.State.SECURITY_ERROR);
+				throw new SecurityException();
 			}
 			tagReader.setInputStream(sslSocket.getInputStream());
 			tagWriter.setOutputStream(sslSocket.getOutputStream());
@ -550,8 +565,7 @@ public class XmppConnection implements Runnable {
 			sslSocket.close();
 		} catch (final NoSuchAlgorithmException | KeyManagementException e1) {
 			Log.d(Config.LOGTAG,account.getJid().toBareJid()+": TLS certificate verification failed");
-			disconnect(true);
-			changeStatus(Account.State.SECURITY_ERROR);
+			throw new SecurityException();
 		}
 	}

@ -590,8 +604,7 @@ public class XmppConnection implements Runnable {
 								" has lower priority (" + String.valueOf(saslMechanism.getPriority()) +
 								") than pinned priority (" + keys.getInt(Account.PINNED_MECHANISM_KEY) +
 								"). Possible downgrade attack?");
-						disconnect(true);
-						changeStatus(Account.State.SECURITY_ERROR);
+						throw new SecurityException();
 					}
 				} catch (final JSONException e) {
 					Log.d(Config.LOGTAG, "Parse error while checking pinned auth mechanism");
@ -603,8 +616,7 @@ public class XmppConnection implements Runnable {
 				}
 				tagWriter.writeElement(auth);
 			} else {
-				disconnect(true);
-				changeStatus(Account.State.INCOMPATIBLE_SERVER);
+				throw new IncompatibleServerException();
 			}
 		} else if (this.streamFeatures.hasChild("sm", "urn:xmpp:sm:"
 					+ smVersion)
@ -643,10 +655,8 @@ public class XmppConnection implements Runnable {
 				if (packet.query().hasChild("username")
 						&& (packet.query().hasChild("password"))) {
 					final IqPacket register = new IqPacket(IqPacket.TYPE.SET);
-					final Element username = new Element("username")
-						.setContent(account.getUsername());
-					final Element password = new Element("password")
-						.setContent(account.getPassword());
+					final Element username = new Element("username").setContent(account.getUsername());
+					final Element password = new Element("password").setContent(account.getPassword());
 					register.query("jabber:iq:register").addChild(username);
 					register.query().addChild(password);
 					sendIqPacket(register, new OnIqPacketReceived() {
@ -659,7 +669,7 @@ public class XmppConnection implements Runnable {
 								changeStatus(Account.State.REGISTRATION_SUCCESSFUL);
 							} else if (packet.hasChild("error")
 									&& (packet.findChild("error")
-										.hasChild("conflict"))) {
+									.hasChild("conflict"))) {
 								changeStatus(Account.State.REGISTRATION_CONFLICT);
 							} else {
 								changeStatus(Account.State.REGISTRATION_FAILED);
@ -673,7 +683,7 @@ public class XmppConnection implements Runnable {
 					disconnect(true);
 					Log.d(Config.LOGTAG, account.getJid().toBareJid()
 							+ ": could not register. instructions are"
-							+ instructions.getContent());
+							+ (instructions != null ? instructions.getContent() : ""));
 				}
 			}
 		});
@ -688,7 +698,7 @@ public class XmppConnection implements Runnable {
 		}
 		final IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
 		iq.addChild("bind", "urn:ietf:params:xml:ns:xmpp-bind")
-			.addChild("resource").setContent(account.getResource());
+				.addChild("resource").setContent(account.getResource());
 		this.sendUnmodifiedIqPacket(iq, new OnIqPacketReceived() {
 			@Override
 			public void onIqPacketReceived(final Account account, final IqPacket packet) {
@ -901,6 +911,11 @@ public class XmppConnection implements Runnable {
 	}

 	private synchronized void sendPacket(final AbstractStanza packet) {
+		if (stanzasSent == Integer.MAX_VALUE) {
+			resetStreamId();
+			disconnect(true);
+			return;
+		}
 		final String name = packet.getName();
 		if (name.equals("iq") || name.equals("message") || name.equals("presence")) {
 			++stanzasSent;
@ -1091,6 +1106,18 @@ public class XmppConnection implements Runnable {
 		public final ArrayList<Pair<String,String>> identities = new ArrayList<>();
 	}

+	private class UnauthorizedException extends IOException {
+
+	}
+
+	private class SecurityException extends IOException {
+
+	}
+
+	private class IncompatibleServerException extends IOException {
+
+	}
+
 	public class Features {
 		XmppConnection connection;
 		private boolean carbonsEnabled = false;
--- a/src/main/java/eu/siacs/conversations/xmpp/jid/Jid.java
+++ b/src/main/java/eu/siacs/conversations/xmpp/jid/Jid.java
@ -130,12 +130,19 @@ public final class Jid {
 			if (resourcepart.isEmpty() || resourcepart.length() > 1023) {
 				throw new InvalidJidException(InvalidJidException.INVALID_PART_LENGTH);
 			}
-			dp = IDN.toUnicode(jid.substring(domainpartStart, slashLoc), IDN.USE_STD3_ASCII_RULES);
+			try {
+				dp = IDN.toUnicode(Stringprep.nameprep(jid.substring(domainpartStart, slashLoc)), IDN.USE_STD3_ASCII_RULES);
+			} catch (final StringprepException e) {
+				throw new InvalidJidException(InvalidJidException.STRINGPREP_FAIL, e);
+			}
 			finaljid = finaljid + dp + "/" + rp;
 		} else {
 			resourcepart = "";
-			dp = IDN.toUnicode(jid.substring(domainpartStart, jid.length()),
-					IDN.USE_STD3_ASCII_RULES);
+			try{
+				dp = IDN.toUnicode(Stringprep.nameprep(jid.substring(domainpartStart, jid.length())), IDN.USE_STD3_ASCII_RULES);
+			} catch (final StringprepException e) {
+				throw new InvalidJidException(InvalidJidException.STRINGPREP_FAIL, e);
+			}
 			finaljid = finaljid + dp;
 		}

--- a/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleConnection.java
+++ b/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleConnection.java
@ -99,7 +99,7 @@ public class JingleConnection implements Downloadable {
 					file.delete();
 				}
 			}
-			Log.d(Config.LOGTAG,"sucessfully transmitted file:" + file.getAbsolutePath());
+			Log.d(Config.LOGTAG,"successfully transmitted file:" + file.getAbsolutePath()+" ("+file.getSha1Sum()+")");
 			if (message.getEncryption() != Message.ENCRYPTION_PGP) {
 				Intent intent = new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE);
 				intent.setData(Uri.fromFile(file));
@ -213,7 +213,7 @@ public class JingleConnection implements Downloadable {

 						@Override
 						public void onPrimaryCandidateFound(boolean success,
-								final JingleCandidate candidate) {
+															final JingleCandidate candidate) {
 							if (success) {
 								final JingleSocks5Transport socksConnection = new JingleSocks5Transport(
 										JingleConnection.this, candidate);
@ -271,6 +271,9 @@ public class JingleConnection implements Downloadable {
 		this.mergeCandidates(JingleCandidate.parse(content.socks5transport()
 				.getChildren()));
 		this.fileOffer = packet.getJingleContent().getFileOffer();
+
+		mXmppConnectionService.sendIqPacket(account,packet.generateResponse(IqPacket.TYPE.RESULT),null);
+
 		if (fileOffer != null) {
 			Element fileSize = fileOffer.findChild("size");
 			Element fileNameElement = fileOffer.findChild("name");
@ -381,6 +384,7 @@ public class JingleConnection implements Downloadable {
 				@Override
 				public void onIqPacketReceived(Account account, IqPacket packet) {
 					if (packet.getType() != IqPacket.TYPE.ERROR) {
+						Log.d(Config.LOGTAG,account.getJid().toBareJid()+": other party received offer");
 						mJingleStatus = JINGLE_STATUS_INITIATED;
 						mXmppConnectionService.markMessage(message, Message.STATUS_OFFERED);
 					} else {
@ -395,7 +399,9 @@ public class JingleConnection implements Downloadable {
 	private List<Element> getCandidatesAsElements() {
 		List<Element> elements = new ArrayList<>();
 		for (JingleCandidate c : this.candidates) {
-			elements.add(c.toElement());
+			if (c.isOurs()) {
+				elements.add(c.toElement());
+			}
 		}
 		return elements;
 	}
--- a/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleConnectionManager.java
+++ b/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleConnectionManager.java
@ -9,6 +9,7 @@ import android.annotation.SuppressLint;
 import android.util.Log;
 import eu.siacs.conversations.Config;
 import eu.siacs.conversations.entities.Account;
+import eu.siacs.conversations.entities.Downloadable;
 import eu.siacs.conversations.entities.Message;
 import eu.siacs.conversations.services.AbstractConnectionManager;
 import eu.siacs.conversations.services.XmppConnectionService;
@ -58,7 +59,12 @@ public class JingleConnectionManager extends AbstractConnectionManager {
 	}

 	public JingleConnection createNewConnection(Message message) {
+		Downloadable old = message.getDownloadable();
+		if (old != null) {
+			old.cancel();
+		}
 		JingleConnection connection = new JingleConnection(this);
+		mXmppConnectionService.markMessage(message,Message.STATUS_WAITING);
 		connection.init(message);
 		this.connections.add(connection);
 		return connection;
--- a/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleInbandTransport.java
+++ b/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleInbandTransport.java
@ -8,7 +8,9 @@ import java.security.NoSuchAlgorithmException;
 import java.util.Arrays;

 import android.util.Base64;
+import android.util.Log;

+import eu.siacs.conversations.Config;
 import eu.siacs.conversations.entities.Account;
 import eu.siacs.conversations.entities.DownloadableFile;
 import eu.siacs.conversations.persistance.FileBackend;
@ -95,11 +97,13 @@ public class JingleInbandTransport extends JingleTransport {
 			file.createNewFile();
 			this.fileOutputStream = file.createOutputStream();
 			if (this.fileOutputStream == null) {
+				Log.d(Config.LOGTAG,account.getJid().toBareJid()+": could not create output stream");
 				callback.onFileTransferAborted();
 				return;
 			}
 			this.remainingSize = this.fileSize = file.getExpectedSize();
 		} catch (final NoSuchAlgorithmException | IOException e) {
+			Log.d(Config.LOGTAG,account.getJid().toBareJid()+" "+e.getMessage());
 			callback.onFileTransferAborted();
 		}
    }
@ -110,12 +114,17 @@ public class JingleInbandTransport extends JingleTransport {
 		this.onFileTransmissionStatusChanged = callback;
 		this.file = file;
 		try {
-			this.remainingSize = this.file.getSize();
+			if (this.file.getKey() != null) {
+				this.remainingSize = (this.file.getSize() / 16 + 1) * 16;
+			} else {
+				this.remainingSize = this.file.getSize();
+			}
 			this.fileSize = this.remainingSize;
 			this.digest = MessageDigest.getInstance("SHA-1");
 			this.digest.reset();
 			fileInputStream = this.file.createInputStream();
 			if (fileInputStream == null) {
+				Log.d(Config.LOGTAG,account.getJid().toBareJid()+": could no create input stream");
 				callback.onFileTransferAborted();
 				return;
 			}
@ -124,6 +133,7 @@ public class JingleInbandTransport extends JingleTransport {
 			}
 		} catch (NoSuchAlgorithmException e) {
 			callback.onFileTransferAborted();
+			Log.d(Config.LOGTAG,account.getJid().toBareJid()+": "+e.getMessage());
 		}
 	}

@ -150,29 +160,33 @@ public class JingleInbandTransport extends JingleTransport {
 		byte[] buffer = new byte[this.bufferSize];
 		try {
 			int count = fileInputStream.read(buffer);
-			if (count == -1) {
-				file.setSha1Sum(CryptoHelper.bytesToHex(digest.digest()));
-				fileInputStream.close();
-				this.onFileTransmissionStatusChanged.onFileTransmitted(file);
-			} else {
-				this.remainingSize -= count;
-				this.digest.update(buffer);
-				String base64 = Base64.encodeToString(buffer, Base64.NO_WRAP);
-				IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
-				iq.setTo(this.counterpart);
-				Element data = iq.addChild("data",
-						"http://jabber.org/protocol/ibb");
-				data.setAttribute("seq", Integer.toString(this.seq));
-				data.setAttribute("block-size",
-						Integer.toString(this.blockSize));
-				data.setAttribute("sid", this.sessionId);
-				data.setContent(base64);
-				this.account.getXmppConnection().sendIqPacket(iq,
-						this.onAckReceived);
-				this.seq++;
+			this.remainingSize -= count;
+			if (count != buffer.length && count != -1) {
+				int rem = fileInputStream.read(buffer,count,buffer.length-count);
+				if (rem > 0) {
+					count += rem;
+				}
+			}
+			this.digest.update(buffer,0,count);
+			String base64 = Base64.encodeToString(buffer,0,count, Base64.NO_WRAP);
+			IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
+			iq.setTo(this.counterpart);
+			Element data = iq.addChild("data", "http://jabber.org/protocol/ibb");
+			data.setAttribute("seq", Integer.toString(this.seq));
+			data.setAttribute("block-size", Integer.toString(this.blockSize));
+			data.setAttribute("sid", this.sessionId);
+			data.setContent(base64);
+			this.account.getXmppConnection().sendIqPacket(iq, this.onAckReceived);
+			this.seq++;
+			if (this.remainingSize > 0) {
 				connection.updateProgress((int) ((((double) (this.fileSize - this.remainingSize)) / this.fileSize) * 100));
+			} else {
+				file.setSha1Sum(CryptoHelper.bytesToHex(digest.digest()));
+				this.onFileTransmissionStatusChanged.onFileTransmitted(file);
+				fileInputStream.close();
 			}
 		} catch (IOException e) {
+			Log.d(Config.LOGTAG,account.getJid().toBareJid()+": "+e.getMessage());
 			FileBackend.close(fileInputStream);
 			this.onFileTransmissionStatusChanged.onFileTransferAborted();
 		}
@ -182,14 +196,10 @@ public class JingleInbandTransport extends JingleTransport {
 		try {
 			byte[] buffer = Base64.decode(data, Base64.NO_WRAP);
 			if (this.remainingSize < buffer.length) {
-				buffer = Arrays
-						.copyOfRange(buffer, 0, (int) this.remainingSize);
+				buffer = Arrays.copyOfRange(buffer, 0, (int) this.remainingSize);
 			}
 			this.remainingSize -= buffer.length;
-
-
 			this.fileOutputStream.write(buffer);
-
 			this.digest.update(buffer);
 			if (this.remainingSize <= 0) {
 				file.setSha1Sum(CryptoHelper.bytesToHex(digest.digest()));
@ -200,6 +210,7 @@ public class JingleInbandTransport extends JingleTransport {
 				connection.updateProgress((int) ((((double) (this.fileSize - this.remainingSize)) / this.fileSize) * 100));
 			}
 		} catch (IOException e) {
+			Log.d(Config.LOGTAG,account.getJid().toBareJid()+": "+e.getMessage());
 			FileBackend.close(fileOutputStream);
 			this.onFileTransmissionStatusChanged.onFileTransferAborted();
 		}
--- a/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleSocks5Transport.java
+++ b/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleSocks5Transport.java
@ -1,15 +1,20 @@
 package eu.siacs.conversations.xmpp.jingle;

+import android.util.Log;
+
 import java.io.FileNotFoundException;
 import java.io.IOException;
 import java.io.InputStream;
 import java.io.OutputStream;
+import java.net.InetSocketAddress;
 import java.net.Socket;
+import java.net.SocketAddress;
 import java.net.UnknownHostException;
 import java.security.MessageDigest;
 import java.security.NoSuchAlgorithmException;
 import java.util.Arrays;

+import eu.siacs.conversations.Config;
 import eu.siacs.conversations.entities.DownloadableFile;
 import eu.siacs.conversations.persistance.FileBackend;
 import eu.siacs.conversations.utils.CryptoHelper;
@ -53,8 +58,9 @@ public class JingleSocks5Transport extends JingleTransport {
 			@Override
 			public void run() {
 				try {
-					socket = new Socket(candidate.getHost(),
-							candidate.getPort());
+					socket = new Socket();
+					SocketAddress address = new InetSocketAddress(candidate.getHost(),candidate.getPort());
+					socket.connect(address,Config.SOCKET_TIMEOUT * 1000);
 					inputStream = socket.getInputStream();
 					outputStream = socket.getOutputStream();
 					byte[] login = { 0x05, 0x01, 0x00 };
@ -102,6 +108,7 @@ public class JingleSocks5Transport extends JingleTransport {
 					digest.reset();
 					fileInputStream = file.createInputStream();
 					if (fileInputStream == null) {
+						Log.d(Config.LOGTAG, connection.getAccount().getJid().toBareJid() + ": could not create input stream");
 						callback.onFileTransferAborted();
 						return;
 					}
@ -121,10 +128,13 @@ public class JingleSocks5Transport extends JingleTransport {
 						callback.onFileTransmitted(file);
 					}
 				} catch (FileNotFoundException e) {
+					Log.d(Config.LOGTAG, connection.getAccount().getJid().toBareJid() + ": "+e.getMessage());
 					callback.onFileTransferAborted();
 				} catch (IOException e) {
+					Log.d(Config.LOGTAG, connection.getAccount().getJid().toBareJid() + ": "+e.getMessage());
 					callback.onFileTransferAborted();
 				} catch (NoSuchAlgorithmException e) {
+					Log.d(Config.LOGTAG, connection.getAccount().getJid().toBareJid() + ": "+e.getMessage());
 					callback.onFileTransferAborted();
 				} finally {
 					FileBackend.close(fileInputStream);
@ -150,6 +160,7 @@ public class JingleSocks5Transport extends JingleTransport {
 					fileOutputStream = file.createOutputStream();
 					if (fileOutputStream == null) {
 						callback.onFileTransferAborted();
+						Log.d(Config.LOGTAG, connection.getAccount().getJid().toBareJid() + ": could not create output stream");
 						return;
 					}
 					double size = file.getExpectedSize();
@ -160,6 +171,7 @@ public class JingleSocks5Transport extends JingleTransport {
 						count = inputStream.read(buffer);
 						if (count == -1) {
 							callback.onFileTransferAborted();
+							Log.d(Config.LOGTAG, connection.getAccount().getJid().toBareJid() + ": file ended prematurely with "+remainingSize+" bytes remaining");
 							return;
 						} else {
 							fileOutputStream.write(buffer, 0, count);
@ -173,10 +185,13 @@ public class JingleSocks5Transport extends JingleTransport {
 					file.setSha1Sum(CryptoHelper.bytesToHex(digest.digest()));
 					callback.onFileTransmitted(file);
 				} catch (FileNotFoundException e) {
+					Log.d(Config.LOGTAG, connection.getAccount().getJid().toBareJid() + ": "+e.getMessage());
 					callback.onFileTransferAborted();
 				} catch (IOException e) {
+					Log.d(Config.LOGTAG, connection.getAccount().getJid().toBareJid() + ": "+e.getMessage());
 					callback.onFileTransferAborted();
 				} catch (NoSuchAlgorithmException e) {
+					Log.d(Config.LOGTAG, connection.getAccount().getJid().toBareJid() + ": "+e.getMessage());
 					callback.onFileTransferAborted();
 				} finally {
 					FileBackend.close(fileOutputStream);
--- a/src/main/java/eu/siacs/conversations/xmpp/pep/Avatar.java
+++ b/src/main/java/eu/siacs/conversations/xmpp/pep/Avatar.java
@ -6,6 +6,9 @@ import eu.siacs.conversations.xmpp.jid.Jid;
 import android.util.Base64;

 public class Avatar {
+
+	public enum Origin { PEP, VCARD };
+
 	public String type;
 	public String sha1sum;
 	public String image;
@ -13,21 +16,14 @@ public class Avatar {
 	public int width;
 	public long size;
 	public Jid owner;
+	public Origin origin = Origin.PEP; //default to maintain compat

 	public byte[] getImageAsBytes() {
 		return Base64.decode(image, Base64.DEFAULT);
 	}

 	public String getFilename() {
-		if (type == null) {
-			return sha1sum;
-		} else if (type.equalsIgnoreCase("image/webp")) {
-			return sha1sum + ".webp";
-		} else if (type.equalsIgnoreCase("image/png")) {
-			return sha1sum + ".png";
-		} else {
-			return sha1sum;
-		}
+		return sha1sum;
 	}

 	public static Avatar parseMetadata(Element items) {
@ -64,10 +60,44 @@ public class Avatar {
 					return null;
 				}
 				avatar.type = child.getAttribute("type");
-				avatar.sha1sum = child.getAttribute("id");
+				String hash = child.getAttribute("id");
+				if (!isValidSHA1(hash)) {
+					return null;
+				}
+				avatar.sha1sum = hash;
+				avatar.origin = Origin.PEP;
 				return avatar;
 			}
 		}
 		return null;
 	}
+
+	@Override
+	public boolean equals(Object object) {
+		if (object != null && object instanceof Avatar) {
+			Avatar other = (Avatar) object;
+			return other.getFilename().equals(this.getFilename());
+		} else {
+			return false;
+		}
+	}
+
+	public static Avatar parsePresence(Element x) {
+		Element photo = x != null ? x.findChild("photo") : null;
+		String hash = photo != null ? photo.getContent() : null;
+		if (hash == null) {
+			return null;
+		}
+		if (!isValidSHA1(hash)) {
+			return null;
+		}
+		Avatar avatar = new Avatar();
+		avatar.sha1sum = hash;
+		avatar.origin = Origin.VCARD;
+		return avatar;
+	}
+
+	private static boolean isValidSHA1(String s) {
+		return s != null && s.matches("[a-fA-F0-9]{40}");
+	}
 }
--- a/src/main/res/drawable-hdpi/ic_action_send_now_away.png
+++ b/src/main/res/drawable-hdpi/ic_action_send_now_away.png
--- a/src/main/res/drawable-hdpi/ic_action_send_now_dnd.png
+++ b/src/main/res/drawable-hdpi/ic_action_send_now_dnd.png
--- a/src/main/res/drawable-hdpi/ic_action_send_now_offline.png
+++ b/src/main/res/drawable-hdpi/ic_action_send_now_offline.png
--- a/src/main/res/drawable-hdpi/ic_action_send_now_online.png
+++ b/src/main/res/drawable-hdpi/ic_action_send_now_online.png
--- a/src/main/res/drawable-hdpi/ic_launcher.png
+++ b/src/main/res/drawable-hdpi/ic_launcher.png
--- a/src/main/res/drawable-hdpi/ic_notification.png
+++ b/src/main/res/drawable-hdpi/ic_notification.png
--- a/src/main/res/drawable-hdpi/ic_received_indicator.png
+++ b/src/main/res/drawable-hdpi/ic_received_indicator.png
--- a/src/main/res/drawable-hdpi/ic_send_cancel_away.png
+++ b/src/main/res/drawable-hdpi/ic_send_cancel_away.png
--- a/src/main/res/drawable-hdpi/ic_send_cancel_dnd.png
+++ b/src/main/res/drawable-hdpi/ic_send_cancel_dnd.png
--- a/src/main/res/drawable-hdpi/ic_send_cancel_offline.png
+++ b/src/main/res/drawable-hdpi/ic_send_cancel_offline.png
--- a/src/main/res/drawable-hdpi/ic_send_cancel_online.png
+++ b/src/main/res/drawable-hdpi/ic_send_cancel_online.png
--- a/src/main/res/drawable-hdpi/ic_send_location_away.png
+++ b/src/main/res/drawable-hdpi/ic_send_location_away.png
--- a/src/main/res/drawable-hdpi/ic_send_location_dnd.png
+++ b/src/main/res/drawable-hdpi/ic_send_location_dnd.png
--- a/src/main/res/drawable-hdpi/ic_send_location_offline.png
+++ b/src/main/res/drawable-hdpi/ic_send_location_offline.png
--- a/src/main/res/drawable-hdpi/ic_send_location_online.png
+++ b/src/main/res/drawable-hdpi/ic_send_location_online.png
--- a/src/main/res/drawable-hdpi/ic_send_photo_away.png
+++ b/src/main/res/drawable-hdpi/ic_send_photo_away.png
--- a/src/main/res/drawable-hdpi/ic_send_photo_dnd.png
+++ b/src/main/res/drawable-hdpi/ic_send_photo_dnd.png
--- a/src/main/res/drawable-hdpi/ic_send_photo_offline.png
+++ b/src/main/res/drawable-hdpi/ic_send_photo_offline.png
--- a/src/main/res/drawable-hdpi/ic_send_photo_online.png
+++ b/src/main/res/drawable-hdpi/ic_send_photo_online.png
--- a/src/main/res/drawable-hdpi/ic_send_text_away.png
+++ b/src/main/res/drawable-hdpi/ic_send_text_away.png
--- a/src/main/res/drawable-hdpi/ic_send_text_dnd.png
+++ b/src/main/res/drawable-hdpi/ic_send_text_dnd.png
--- a/src/main/res/drawable-hdpi/ic_send_text_offline.png
+++ b/src/main/res/drawable-hdpi/ic_send_text_offline.png
--- a/src/main/res/drawable-hdpi/ic_send_text_online.png
+++ b/src/main/res/drawable-hdpi/ic_send_text_online.png
--- a/src/main/res/drawable-hdpi/ic_send_voice_away.png
+++ b/src/main/res/drawable-hdpi/ic_send_voice_away.png
--- a/src/main/res/drawable-hdpi/ic_send_voice_dnd.png
+++ b/src/main/res/drawable-hdpi/ic_send_voice_dnd.png
--- a/src/main/res/drawable-hdpi/ic_send_voice_offline.png
+++ b/src/main/res/drawable-hdpi/ic_send_voice_offline.png
--- a/src/main/res/drawable-hdpi/ic_send_voice_online.png
+++ b/src/main/res/drawable-hdpi/ic_send_voice_online.png
--- a/src/main/res/drawable-mdpi/ic_action_send_now_away.png
+++ b/src/main/res/drawable-mdpi/ic_action_send_now_away.png
--- a/src/main/res/drawable-mdpi/ic_action_send_now_dnd.png
+++ b/src/main/res/drawable-mdpi/ic_action_send_now_dnd.png
--- a/src/main/res/drawable-mdpi/ic_action_send_now_offline.png
+++ b/src/main/res/drawable-mdpi/ic_action_send_now_offline.png
--- a/src/main/res/drawable-mdpi/ic_action_send_now_online.png
+++ b/src/main/res/drawable-mdpi/ic_action_send_now_online.png
--- a/src/main/res/drawable-mdpi/ic_launcher.png
+++ b/src/main/res/drawable-mdpi/ic_launcher.png
--- a/src/main/res/drawable-mdpi/ic_notification.png
+++ b/src/main/res/drawable-mdpi/ic_notification.png
--- a/src/main/res/drawable-mdpi/ic_received_indicator.png
+++ b/src/main/res/drawable-mdpi/ic_received_indicator.png
--- a/src/main/res/drawable-mdpi/ic_send_cancel_away.png
+++ b/src/main/res/drawable-mdpi/ic_send_cancel_away.png
--- a/src/main/res/drawable-mdpi/ic_send_cancel_dnd.png
+++ b/src/main/res/drawable-mdpi/ic_send_cancel_dnd.png
--- a/src/main/res/drawable-mdpi/ic_send_cancel_offline.png
+++ b/src/main/res/drawable-mdpi/ic_send_cancel_offline.png
--- a/src/main/res/drawable-mdpi/ic_send_cancel_online.png
+++ b/src/main/res/drawable-mdpi/ic_send_cancel_online.png
--- a/src/main/res/drawable-mdpi/ic_send_location_away.png
+++ b/src/main/res/drawable-mdpi/ic_send_location_away.png
--- a/src/main/res/drawable-mdpi/ic_send_location_dnd.png
+++ b/src/main/res/drawable-mdpi/ic_send_location_dnd.png
--- a/src/main/res/drawable-mdpi/ic_send_location_offline.png
+++ b/src/main/res/drawable-mdpi/ic_send_location_offline.png
--- a/src/main/res/drawable-mdpi/ic_send_location_online.png
+++ b/src/main/res/drawable-mdpi/ic_send_location_online.png
--- a/src/main/res/drawable-mdpi/ic_send_photo_away.png
+++ b/src/main/res/drawable-mdpi/ic_send_photo_away.png
--- a/src/main/res/drawable-mdpi/ic_send_photo_dnd.png
+++ b/src/main/res/drawable-mdpi/ic_send_photo_dnd.png
--- a/src/main/res/drawable-mdpi/ic_send_photo_offline.png
+++ b/src/main/res/drawable-mdpi/ic_send_photo_offline.png
--- a/src/main/res/drawable-mdpi/ic_send_photo_online.png
+++ b/src/main/res/drawable-mdpi/ic_send_photo_online.png
--- a/Show More
+++ b/Show More