Merge branch 'development'

.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

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

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)
+* [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)
+* [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)
+* [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)
+* [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)
+* [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)
+* [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)

art/ic_received_indicator.svg

@@ -13,7 +13,7 @@
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    height="95"
    id="Yes_check"
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@@ -23,7 +23,7 @@
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         <dc:type
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-        <dc:title></dc:title>
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art/ic_send_cancel_away.svg

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art/ic_send_cancel_offline.svg

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art/ic_send_cancel_online.svg

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art/ic_send_location_away.svg

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art/ic_send_location_dnd.svg

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art/ic_send_location_offline.svg

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art/ic_send_location_online.svg

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art/ic_send_photo_away.svg

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+<svg
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art/ic_send_photo_dnd.svg

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+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
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+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
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+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
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+   sodipodi:docname="ic_send_photo_dnd.svg">
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+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
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+     id="defs10" />
+  <sodipodi:namedview
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+     bordercolor="#666666"
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+     guidetolerance="10"
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+     style="fill:#f44336;fill-opacity:0.627451" />
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art/ic_send_photo_offline.svg

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+<?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"
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+   sodipodi:docname="ic_send_photo_offline.svg">
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+      <cc:Work
+         rdf:about="">
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art/ic_send_photo_online.svg

@@ -0,0 +1,60 @@
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+<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_photo_online.svg">
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+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
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+     gridtolerance="10"
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+     style="fill:#259b24;fill-opacity:0.627451" />
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+     style="fill:#259b24;fill-opacity:0.627451" />
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art/ic_send_text_away.svg

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+<!-- Created with Inkscape (http://www.inkscape.org/) -->
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+<svg
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+   width="96"
+   height="96"
+   sodipodi:docname="ic_send_text_away.svg"
+   inkscape:export-filename="/home/daniel/workspace/Conversations/res/drawable-xxhdpi/ic_action_send_now_online.png"
+   inkscape:export-xdpi="154.28572"
+   inkscape:export-ydpi="154.28572">
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+        <dc:format>image/svg+xml</dc:format>
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art/ic_send_text_dnd.svg

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+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
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+   xmlns="http://www.w3.org/2000/svg"
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+   id="svg3621"
+   version="1.1"
+   inkscape:version="0.91 r13725"
+   width="96"
+   height="96"
+   sodipodi:docname="ic_send_text_dnd.svg"
+   inkscape:export-filename="/home/daniel/workspace/Conversations/res/drawable-xxhdpi/ic_action_send_now_online.png"
+   inkscape:export-xdpi="154.28572"
+   inkscape:export-ydpi="154.28572">
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+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
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+        <dc:title />
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+     bordercolor="#666666"
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art/ic_send_text_offline.svg

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+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
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+   height="96"
+   sodipodi:docname="ic_send_text_offline.svg"
+   inkscape:export-filename="/home/daniel/workspace/Conversations/res/drawable-xxhdpi/ic_action_send_now_online.png"
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+        <dc:type
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+     bordercolor="#666666"
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+     inkscape:connector-curvature="0"
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art/ic_send_text_online.svg

@@ -11,7 +11,7 @@
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-   inkscape:version="0.48.4 r9939"
+   inkscape:version="0.91 r13725"
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@@ -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>
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-     inkscape:cy="43.262706"
+     inkscape:cy="56.761328"
-     inkscape:window-x="0"
+     inkscape:window-x="1920"
-     inkscape:window-y="18"
+     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"
+     style="fill:#259b24;fill-opacity:0.62745098;stroke:none"
-     d="M 20.012575,21.028577 76,49 20.012575,77.028577 26,52 58.012575,49.028577 26,46 z"
+     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"

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>

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>

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>

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>

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|

build.gradle

@@ -38,14 +38,14 @@ dependencies {
 }
 
 android {
-	compileSdkVersion 21
+	compileSdkVersion 22
-	buildToolsVersion "21.1.2"
+	buildToolsVersion "22.0.1"
 
 	defaultConfig {
 		minSdkVersion 14
 		targetSdkVersion 21
-		versionCode 61
+		versionCode 66
-		versionName "1.3.1"
+		versionName "1.4.0"
 	}
 
 	compileOptions {

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;

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) {
+	public boolean setAvatar(Avatar avatar) {
-		if (this.avatar != null && this.avatar.equals(filename)) {
+		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;

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

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;
@@ -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;
 	}
 
@@ -365,7 +368,7 @@ public class Message extends AbstractEntity {
 						message.getEncryption() != Message.ENCRYPTION_PGP &&
 						this.getType() == message.getType() &&
 						//this.getStatus() == message.getStatus() &&
-			 isStatusMergeable(this.getStatus(),message.getStatus()) &&
+						isStatusMergeable(this.getStatus(), message.getStatus()) &&
 						this.getEncryption() == message.getEncryption() &&
 						this.getCounterpart() != null &&
 						this.getCounterpart().equals(message.getCounterpart()) &&
@@ -375,13 +378,15 @@ public class Message extends AbstractEntity {
 						!message.bodyContainsDownloadable() &&
 						!this.bodyContainsDownloadable() &&
 						!message.getBody().startsWith(ME_COMMAND) &&
-			 !this.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_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)
@@ -393,7 +398,7 @@ public class Message extends AbstractEntity {
 	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 {
@@ -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) {

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);
 				}
 			}
 		}

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) {

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;

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();

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();
 	}
 

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) {

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);
 	}
 

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) {
+					resetAllAttemptCounts(false);
-						if (account.hasErrorStatus()) {
-							final XmppConnection connection = account.getXmppConnection();
-							if (connection != null) {
-								connection.resetAttemptCount();
-							}
-						}
-					}
 					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,
+	private static String generateFetchKey(Account account, final Avatar avatar) {
-							final UiCallback<Avatar> callback) {
+		return account.getJid().toBareJid()+"_"+avatar.owner+"_"+avatar.sha1sum;
-		IqPacket packet = this.mIqGenerator.retrieveAvatar(avatar);
+	}
+
+	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 "
+									+ ": succesfuly fetched pep avatar for " + avatar.owner);
-									+ avatar.owner);
 							return;
 						}
 					} else {
@@ -1949,8 +1983,38 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
 		});
 	}
 
-	public void checkForAvatar(Account account,
+	private void fetchAvatarVcard(final Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
-							   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);
 	}

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");
 		}

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;
+	public static final int ATTACHMENT_CHOICE_CHOOSE_IMAGE = 0x0301;
-	private static final int ATTACHMENT_CHOICE_TAKE_PHOTO = 0x0302;
+	public static final int ATTACHMENT_CHOICE_TAKE_PHOTO = 0x0302;
-	private static final int ATTACHMENT_CHOICE_CHOOSE_FILE = 0x0303;
+	public static final int ATTACHMENT_CHOICE_CHOOSE_FILE = 0x0303;
-	private static final int ATTACHMENT_CHOICE_RECORD_VOICE = 0x0304;
+	public static final int ATTACHMENT_CHOICE_RECORD_VOICE = 0x0304;
-	private static final int ATTACHMENT_CHOICE_LOCATION = 0x0305;
+	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";
@@ -398,17 +398,13 @@ public class ConversationActivity extends XmppActivity
 	}
 
 	private void selectPresenceToAttachFile(final int attachmentChoice, final int encryption) {
-		if (attachmentChoice == ATTACHMENT_CHOICE_LOCATION && encryption != Message.ENCRYPTION_OTR) {
+		final OnPresenceSelected callback = new OnPresenceSelected() {
-			getSelectedConversation().setNextCounterpart(null);
-			Intent intent = new Intent("eu.siacs.conversations.location.request");
-			startActivityForResult(intent,attachmentChoice);
-		} else {
-			selectPresence(getSelectedConversation(), 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);
@@ -433,9 +429,11 @@ public class ConversationActivity extends XmppActivity
 						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) {
@@ -446,13 +444,42 @@ public class ConversationActivity extends XmppActivity
 					} else {
 						startActivityForResult(intent, attachmentChoice);
 					}
+				} else if (fallbackPackageId != null) {
+					startActivity(getInstallApkIntent(fallbackPackageId));
 				}
 			}
-			});
+		};
+		if (attachmentChoice == ATTACHMENT_CHOICE_LOCATION && encryption != Message.ENCRYPTION_OTR) {
+			getSelectedConversation().setNextCounterpart(null);
+			callback.onPresenceSelected();
+		} else {
+			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) {
+		} else if (getSelectedConversation() == null) {
-			this.mConversationFragment.reInit(getSelectedConversation());
-		} else {
 			showConversationsOverview();
 			mPendingImageUris.clear();
 			mPendingFileUris.clear();

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;
 
@@ -117,6 +118,27 @@ 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) {
@@ -126,7 +148,7 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 					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;
 							}
@@ -134,31 +156,20 @@ 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) {
+									int pos = getIndexOf(uuid,messageList);
-										final int newPosition = oldPosition + count;
+									messagesView.setSelectionFromTop(pos, pxOffset);
-										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();
 									}
 								}
-								}
 							});
 						}
 
@@ -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<>();
@@ -232,15 +243,39 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 
 		@Override
 		public void onClick(View v) {
+			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(),
+			Intent intent = new Intent(getActivity(), ConferenceDetailsActivity.class);
-					ConferenceDetailsActivity.class);
 			intent.setAction(ConferenceDetailsActivity.ACTION_VIEW_MUC);
 			intent.putExtra("uuid", conversation.getUuid());
 			startActivity(intent);
@@ -253,13 +288,6 @@ 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()));
@@ -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);
@@ -314,7 +342,7 @@ 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);
+		final View view = inflater.inflate(R.layout.fragment_conversation, container, false);
 		view.setOnClickListener(null);
 		mEditMessage = (EditMessage) view.findViewById(R.id.textinput);
 		setupIme();
@@ -483,7 +511,7 @@ 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) {
@@ -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;
 			}
@@ -529,10 +557,10 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 
 	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) {
@@ -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 ) {
+		} else if (askForPassphraseIntent != null) {
-			showSnackbar(R.string.openpgp_messages_found,R.string.decrypt, clickToDecryptListener);
+			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();
 		}
@@ -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()) {
+				status = 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
+				status = c.getMucOptions().online() ? Presences.ONLINE : Presences.OFFLINE;
-						.setImageResource(R.drawable.ic_action_send_now_offline);
 			}
 		} else {
-				this.mSendButton
+			status = Presences.OFFLINE;
-					.setImageResource(R.drawable.ic_action_send_now_offline);
-			}
-		} else {
-			this.mSendButton
-				.setImageResource(R.drawable.ic_action_send_now_offline);
 		}
+		this.mSendButton.setTag(action);
+		this.mSendButton.setImageResource(getSendButtonImageResource(action, status));
 	}
 
 	protected void updateStatusMessages() {
@@ -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();
 	}
 
 }

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);

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();

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);
 				}
 			}
 		}

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) {
@@ -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
+		if (requestCode == REQUEST_INVITE_TO_CONVERSATION && resultCode == RESULT_OK) {
-				&& resultCode == RESULT_OK) {
+			mPendingConferenceInvite = ConferenceInvite.parse(data);
-			try {
+			if (xmppConnectionServiceBound && mPendingConferenceInvite != null) {
-				String conversationUuid = data.getStringExtra("conversation");
+				mPendingConferenceInvite.execute(this);
-				Conversation conversation = xmppConnectionService
+				mPendingConferenceInvite = null;
-					.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) {
-
 			}
 		}
 	}
@@ -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();
 	}

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()) {
+		if (getItem(position).getType() == Message.TYPE_STATUS) {
-			return NULL;
-		} else if (getItem(position).getType() == Message.TYPE_STATUS) {
 			return STATUS;
 		} else if (getItem(position).getStatus() <= Message.STATUS_RECEIVED) {
 			return RECEIVED;
@@ -213,16 +210,36 @@ public class MessageAdapter extends ArrayAdapter<Message> {
 		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,
+			final String body = message.getMergedBody().replaceAll("^" + Message.ME_COMMAND,nick + " ");
-					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
@@ -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) {
@@ -527,10 +521,14 @@ public class MessageAdapter extends ArrayAdapter<Message> {
 		} else {
 			if (GeoHelper.isGeoUri(message.getBody())) {
 				displayLocationMessage(viewHolder,message);
+			} else {
+				if (message.bodyIsHeart()) {
+					displayHeartMessage(viewHolder, message.getBody().trim());
 				} else {
 					displayTextMessage(viewHolder, message);
 				}
 			}
+		}
 
 		displayStatus(viewHolder, message);
 

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);
+	}
 }

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);
+								throw new UnauthorizedException();
-								changeStatus(Account.State.UNAUTHORIZED);
 							} 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);
+				throw new SecurityException();
-				changeStatus(Account.State.SECURITY_ERROR);
 			}
 			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);
+			throw new SecurityException();
-			changeStatus(Account.State.SECURITY_ERROR);
 		}
 	}
 
@@ -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);
+						throw new SecurityException();
-						changeStatus(Account.State.SECURITY_ERROR);
 					}
 				} 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);
+				throw new IncompatibleServerException();
-				changeStatus(Account.State.INCOMPATIBLE_SERVER);
 			}
 		} 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")
+					final Element username = new Element("username").setContent(account.getUsername());
-						.setContent(account.getUsername());
+					final Element password = new Element("password").setContent(account.getPassword());
-					final Element password = new Element("password")
-						.setContent(account.getPassword());
 					register.query("jabber:iq:register").addChild(username);
 					register.query().addChild(password);
 					sendIqPacket(register, new OnIqPacketReceived() {
@@ -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() : ""));
 				}
 			}
 		});
@@ -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;

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()),
+			try{
-					IDN.USE_STD3_ASCII_RULES);
+				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;
 		}
 

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));
@@ -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 {
@@ -395,8 +399,10 @@ public class JingleConnection implements Downloadable {
 	private List<Element> getCandidatesAsElements() {
 		List<Element> elements = new ArrayList<>();
 		for (JingleCandidate c : this.candidates) {
+			if (c.isOurs()) {
 				elements.add(c.toElement());
 			}
+		}
 		return elements;
 	}
 

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;

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 {
+			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);
+			if (count != buffer.length && count != -1) {
-				String base64 = Base64.encodeToString(buffer, Base64.NO_WRAP);
+				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",
+			Element data = iq.addChild("data", "http://jabber.org/protocol/ibb");
-						"http://jabber.org/protocol/ibb");
 			data.setAttribute("seq", Integer.toString(this.seq));
-				data.setAttribute("block-size",
+			data.setAttribute("block-size", Integer.toString(this.blockSize));
-						Integer.toString(this.blockSize));
 			data.setAttribute("sid", this.sessionId);
 			data.setContent(base64);
-				this.account.getXmppConnection().sendIqPacket(iq,
+			this.account.getXmppConnection().sendIqPacket(iq, this.onAckReceived);
-						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
+				buffer = Arrays.copyOfRange(buffer, 0, (int) this.remainingSize);
-						.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();
 		}

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(),
+					socket = new Socket();
-							candidate.getPort());
+					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);

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;
-		}
 	}
 
 	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}");
+	}
 }