Convert \n to <br/> in xhtml body

fix #2539

src/bridge/colors.cpp

@@ -77,6 +77,13 @@ Xmpp::body irc_format_to_xhtmlim(const std::string& s)
 
       if (s[pos_end] == IRC_FORMAT_BOLD_CHAR)
         styles.strong = !styles.strong;
+      else if (s[pos_end] == IRC_FORMAT_NEWLINE_CHAR)
+        {
+          XmlNode* br_node = new XmlNode("br");
+          br_node->close();
+          current_node->add_child(br_node);
+          cleaned += '\n';
+        }
       else if (s[pos_end] == IRC_FORMAT_UNDERLINE_CHAR)
         styles.underline = !styles.underline;
       else if (s[pos_end] == IRC_FORMAT_ITALIC_CHAR)

src/bridge/colors.hpp

@@ -28,6 +28,7 @@ namespace Xmpp
 #define IRC_FORMAT_REVERSE2_CHAR   '\x16' // wat
 #define IRC_FORMAT_ITALIC_CHAR     '\x1D' // done
 #define IRC_FORMAT_UNDERLINE_CHAR  '\x1F' // done
+#define IRC_FORMAT_NEWLINE_CHAR    '\n'   // done
 
 static const char irc_format_char[] = {
   IRC_FORMAT_BOLD_CHAR,
@@ -38,6 +39,7 @@ static const char irc_format_char[] = {
   IRC_FORMAT_REVERSE2_CHAR,
   IRC_FORMAT_ITALIC_CHAR,
   IRC_FORMAT_UNDERLINE_CHAR,
+  IRC_FORMAT_NEWLINE_CHAR,
   '\x00'
 };
 

src/test.cpp

@@ -258,6 +258,10 @@ int main()
   assert(cleaned_up == "0e46ab by Pierre Dindon [0|1|0] http://example.net/Ojrh4P media: avoid pop-in effect when loading thumbnails by specifying an explicit size");
   assert(xhtml->to_string() == "<body xmlns='http://www.w3.org/1999/xhtml'>0e46ab by <span style='color:green;'>Pierre Dindon</span> [<span style='color:lightgreen;'>0</span>|<span style='color:lightgreen;'>1</span>|<span style='color:indianred;'>0</span>] <span style='text-decoration:underline;'/><span style='text-decoration:underline;color:blue;'>http://example.net/Ojrh4P</span><span style='text-decoration:underline;'/> media: avoid pop-in effect when loading thumbnails by specifying an explicit size</body>");
 
+  std::tie(cleaned_up, xhtml) = irc_format_to_xhtmlim("test\ncoucou");
+  assert(cleaned_up == "test\ncoucou");
+  assert(xhtml->to_string() == "<body xmlns='http://www.w3.org/1999/xhtml'>test<br/>coucou</body>");
+
   /**
    * JID parsing
    */