From 5267b66a8822205187399290f44f27d720b01dda Mon Sep 17 00:00:00 2001
From: dec05eba <dec05eba@protonmail.com>
Date: Sun, 4 Oct 2020 22:33:40 +0200
Subject: Matrix: add formatting to replies, fixes reply formatting on element
 mobile

---
 src/plugins/Matrix.cpp | 38 +++++++++++++++++++++++++++++++++++++-
 1 file changed, 37 insertions(+), 1 deletion(-)

(limited to 'src/plugins/Matrix.cpp')

diff --git a/src/plugins/Matrix.cpp b/src/plugins/Matrix.cpp
index 8f3f679..34c47f1 100644
--- a/src/plugins/Matrix.cpp
+++ b/src/plugins/Matrix.cpp
@@ -1043,7 +1043,41 @@ namespace QuickMedia {
                 break;
         }
         return "> <" + message->user->user_id + "> " + block_quote(std::move(related_to_body)) + "\n\n" + body;
-    }   
+    }
+
+    static std::string create_formatted_body_for_message_reply(const Message *message, const std::string &body) {
+        std::string related_to_body;
+        switch(message->type) {
+            case MessageType::TEXT: {
+                if(!message->replaces_event_id.empty() && strncmp(message->body.c_str(), " * ", 3) == 0)
+                    related_to_body = remove_reply_formatting(message->body.substr(3));
+                else
+                    related_to_body = remove_reply_formatting(message->body);
+                break;
+            }
+            case MessageType::IMAGE:
+                related_to_body = "sent an image";
+                break;
+            case MessageType::VIDEO:
+                related_to_body = "sent a video";
+                break;
+            case MessageType::AUDIO:
+                related_to_body = "sent an audio file";
+                break;
+            case MessageType::FILE:
+                related_to_body = "sent a file";
+                break;
+        }
+        std::string formatted_body = body;
+        html_escape_sequences(formatted_body);
+        html_escape_sequences(related_to_body);
+        return "<mx-reply>"
+                   "<blockquote>"
+                       "<a href=\"https://invalid.url\">In reply to</a>"
+                       "<a href=\"https://matrix.to/#/" + message->user->user_id + "\">" + message->user->user_id + "</a><br>" + std::move(related_to_body) +
+                   "</blockquote>"
+                "</mx-reply>" + std::move(formatted_body);
+    }
 
     // TODO: Add formatted_body just like element does with <mx-reply><blockquote... and also support greentext with that
     PluginResult Matrix::post_reply(const std::string &room_id, const std::string &body, void *relates_to) {
@@ -1077,6 +1111,8 @@ namespace QuickMedia {
         Json::Value request_data(Json::objectValue);
         request_data["msgtype"] = "m.text"; // TODO: Allow image reply? element doesn't do that but we could!
         request_data["body"] = create_body_for_message_reply(relates_to_message_raw, body); // Yes, the reply is to the edited message but the event_id reference is to the original message...
+        request_data["format"] = "org.matrix.custom.html";
+        request_data["formatted_body"] = create_formatted_body_for_message_reply(relates_to_message_raw, body);
         request_data["m.relates_to"] = std::move(relates_to_json);
 
         Json::StreamWriterBuilder builder;
-- 
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