Improved patterns & URI click handling in chat messages

app/src/main/java/org/linphone/activities/main/chat/adapters/ChatMessagesListAdapter.kt

@@ -124,7 +124,8 @@ class ChatMessagesListAdapter(
                 )
                 return
             }
-            urlClickEvent.value = Event(url)
+            val urlWithScheme = if (!url.startsWith("http")) "http://$url" else url
+            urlClickEvent.value = Event(urlWithScheme)
         }
 
         override fun onSipAddressClicked(sipUri: String) {
@@ -137,6 +138,17 @@ class ChatMessagesListAdapter(
             sipUriClickedEvent.value = Event(sipUri)
         }
 
+        override fun onEmailAddressClicked(email: String) {
+            if (popup?.isShowing == true) {
+                Log.w(
+                    "[Chat Message Data] Long press that displayed context menu detected, aborting click on email address [$email]"
+                )
+                return
+            }
+            val urlWithScheme = if (!email.startsWith("mailto:")) "mailto:$email" else email
+            urlClickEvent.value = Event(urlWithScheme)
+        }
+
         override fun onCallConference(address: String, subject: String?) {
             callConferenceEvent.value = Event(Pair(address, subject))
         }

app/src/main/java/org/linphone/activities/main/chat/data/ChatMessageContentData.kt

@@ -515,6 +515,8 @@ interface OnContentClickedListener {
 
     fun onSipAddressClicked(sipUri: String)
 
+    fun onEmailAddressClicked(email: String)
+
     fun onWebUrlClicked(url: String)
 
     fun onCallConference(address: String, subject: String?)

app/src/main/java/org/linphone/activities/main/chat/data/ChatMessageData.kt

@@ -218,7 +218,7 @@ class ChatMessageData(val chatMessage: ChatMessage) : GenericContactData(chatMes
                 text.value = PatternClickableSpan()
                     .add(
                         Pattern.compile(
-                            "(?:<?sips?:)?[a-zA-Z0-9+_.\\-]+(?:@([a-zA-Z0-9+_.\\-;=~]+))+(>)?"
+                            "(?:<?sips?:)[a-zA-Z0-9+_.\\-]+(?:@([a-zA-Z0-9+_.\\-;=~]+))+(>)?"
                         ),
                         object : PatternClickableSpan.SpannableClickedListener {
                             override fun onSpanClicked(text: String) {
@@ -227,6 +227,24 @@ class ChatMessageData(val chatMessage: ChatMessage) : GenericContactData(chatMes
                             }
                         }
                     )
+                    .add(
+                        Patterns.EMAIL_ADDRESS,
+                        object : PatternClickableSpan.SpannableClickedListener {
+                            override fun onSpanClicked(text: String) {
+                                Log.i("[Chat Message Data] Clicked on email address: $text")
+                                contentListener?.onEmailAddressClicked(text)
+                            }
+                        }
+                    )
+                    .add(
+                        Patterns.PHONE,
+                        object : PatternClickableSpan.SpannableClickedListener {
+                            override fun onSpanClicked(text: String) {
+                                Log.i("[Chat Message Data] Clicked on phone number: $text")
+                                contentListener?.onSipAddressClicked(text)
+                            }
+                        }
+                    )
                     .add(
                         Patterns.WEB_URL,
                         object : PatternClickableSpan.SpannableClickedListener {
@@ -235,15 +253,6 @@ class ChatMessageData(val chatMessage: ChatMessage) : GenericContactData(chatMes
                                 contentListener?.onWebUrlClicked(text)
                             }
                         }
-                    )
-                    .add(
-                        Patterns.PHONE,
-                        object : PatternClickableSpan.SpannableClickedListener {
-                            override fun onSpanClicked(text: String) {
-                                Log.i("[Chat Message Data] Clicked on phone number: $text")
-                                contentListener?.onSipAddressClicked(text)
-                            }
-                        }
                     ).build(spannable)
                 isTextEmoji.value = AppUtils.isTextOnlyContainingEmoji(textContent)
             } else {