From 56991bbaebba8e23ec60da6d3cf344fdec9f6473 Mon Sep 17 00:00:00 2001
From: Daniel Gultsch <daniel@gultsch.de>
Date: Sat, 3 Dec 2016 13:37:26 +0100
Subject: [PATCH] add omemo fingerprints to web links as well

---
 .../siacs/conversations/entities/Account.java | 28 ++++++++-----------
 .../conversations/ui/EditAccountActivity.java |  2 +-
 .../eu/siacs/conversations/utils/XmppUri.java | 21 ++++++++++++++
 3 files changed, 33 insertions(+), 18 deletions(-)

diff --git a/src/main/java/eu/siacs/conversations/entities/Account.java b/src/main/java/eu/siacs/conversations/entities/Account.java
index bb89cf17d..024f5889a 100644
--- a/src/main/java/eu/siacs/conversations/entities/Account.java
+++ b/src/main/java/eu/siacs/conversations/entities/Account.java
@@ -610,23 +610,17 @@ public class Account extends AbstractEntity {
 		List<XmppUri.Fingerprint> fingerprints = this.getFingerprints();
 		String uri = "xmpp:"+this.getJid().toBareJid().toString();
 		if (fingerprints.size() > 0) {
-			StringBuilder builder = new StringBuilder(uri);
-			builder.append('?');
-			for(int i = 0; i < fingerprints.size(); ++i) {
-				XmppUri.FingerprintType type = fingerprints.get(i).type;
-				if (type == XmppUri.FingerprintType.OMEMO) {
-					builder.append(XmppUri.OMEMO_URI_PARAM);
-					builder.append(fingerprints.get(i).deviceId);
-				} else if (type == XmppUri.FingerprintType.OTR) {
-					builder.append(XmppUri.OTR_URI_PARAM);
-				}
-				builder.append('=');
-				builder.append(fingerprints.get(i).fingerprint);
-				if (i != fingerprints.size() -1) {
-					builder.append(';');
-				}
-			}
-			return builder.toString();
+			return XmppUri.getFingerprintUri(uri,fingerprints,';');
+		} else {
+			return uri;
+		}
+	}
+
+	public String getShareableLink() {
+		List<XmppUri.Fingerprint> fingerprints = this.getFingerprints();
+		String uri = "https://conversations.im/i/"+this.getJid().toBareJid().toString();
+		if (fingerprints.size() > 0) {
+			return XmppUri.getFingerprintUri(uri,fingerprints,'&');
 		} else {
 			return uri;
 		}
diff --git a/src/main/java/eu/siacs/conversations/ui/EditAccountActivity.java b/src/main/java/eu/siacs/conversations/ui/EditAccountActivity.java
index f48e8a489..4c576771a 100644
--- a/src/main/java/eu/siacs/conversations/ui/EditAccountActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/EditAccountActivity.java
@@ -756,7 +756,7 @@ public class EditAccountActivity extends OmemoActivity implements OnAccountUpdat
 		intent.setType("text/plain");
 		String text;
 		if (http) {
-			text = "https://conversations.im/i/"+mAccount.getJid().toBareJid().toString();
+			text = mAccount.getShareableLink();
 		} else {
 			text = mAccount.getShareableUri();
 		}
diff --git a/src/main/java/eu/siacs/conversations/utils/XmppUri.java b/src/main/java/eu/siacs/conversations/utils/XmppUri.java
index 947a3366a..8ab5a2621 100644
--- a/src/main/java/eu/siacs/conversations/utils/XmppUri.java
+++ b/src/main/java/eu/siacs/conversations/utils/XmppUri.java
@@ -64,6 +64,7 @@ public class XmppUri {
 				jid = segments.get(1) + "@" + segments.get(2);
 			}
 			muc = segments.size() > 1 && "j".equalsIgnoreCase(segments.get(0));
+			fingerprints = parseFingerprints(uri.getQuery(),'&');
 		} else if ("xmpp".equalsIgnoreCase(scheme)) {
 			// sample: xmpp:foo@bar.com
 			muc = isMuc(uri.getQuery());
@@ -166,6 +167,26 @@ public class XmppUri {
 		OTR
 	}
 
+	public static String getFingerprintUri(String base, List<XmppUri.Fingerprint> fingerprints, char seperator) {
+		StringBuilder builder = new StringBuilder(base);
+		builder.append('?');
+		for(int i = 0; i < fingerprints.size(); ++i) {
+			XmppUri.FingerprintType type = fingerprints.get(i).type;
+			if (type == XmppUri.FingerprintType.OMEMO) {
+				builder.append(XmppUri.OMEMO_URI_PARAM);
+				builder.append(fingerprints.get(i).deviceId);
+			} else if (type == XmppUri.FingerprintType.OTR) {
+				builder.append(XmppUri.OTR_URI_PARAM);
+			}
+			builder.append('=');
+			builder.append(fingerprints.get(i).fingerprint);
+			if (i != fingerprints.size() -1) {
+				builder.append(seperator);
+			}
+		}
+		return builder.toString();
+	}
+
 	public static class Fingerprint {
 		public final FingerprintType type;
 		public final String fingerprint;