Can change conversation name

src/controllers/conversations_controller.rs

@@ -98,5 +98,25 @@ pub fn update_settings(r: &mut HttpRequestHandler) -> RequestResult {
         conversations_helper::set_members(conv_id, &members, is_moderator)?;
     }
 
+    // Change moderator settings
+    if r.has_post_parameter("name") || r.has_post_parameter("canEveryoneAddMembers") {
+        if !is_moderator {
+            r.forbidden("You are not allowed to perform changes on this conversation!".to_string())?;
+        }
+
+        // Change conversation name
+        if r.has_post_parameter("name") {
+            let name = r.post_string_opt("name", 0, true)?;
+            let name = if name.eq("false") || name.is_empty() {
+                None
+            } else {
+                // TODO : remove HTML nodes
+                Some(name)
+            };
+
+            conversations_helper::set_name(conv_id, name)?;
+        }
+    }
+
     r.success("Conversation information successfully updated!")
 }

src/helpers/conversations_helper.rs

@@ -167,6 +167,14 @@ pub fn set_members(conv_id: u64, new_list: &Vec<UserID>, can_delete: bool) -> Re
     Ok(())
 }
 
+/// Set a new name to the conversation
+pub fn set_name(conv_id: u64, name: Option<String>) -> ResultBoxError<()> {
+    database::UpdateInfo::new(CONV_LIST_TABLE)
+        .cond_u64("id", conv_id)
+        .set_opt_str("name", name)
+        .exec()
+}
+
 /// Turn a database entry into a ConversationInfo object
 fn db_to_conversation_info(row: &database::RowResult) -> ResultBoxError<Conversation> {
     let conv_id = row.get_u64("id")?;

src/helpers/database.rs

@@ -574,6 +574,15 @@ impl UpdateInfo {
         self
     }
 
+    /// Set an new optional string
+    ///
+    /// None => Empty string
+    /// Some => The string
+    pub fn set_opt_str(mut self, name: &str, val: Option<String>) -> UpdateInfo {
+        self.set.insert(name.to_string(), Value::from(val.unwrap_or(String::new())));
+        self
+    }
+
     /// Set a new legacy boolean
     pub fn set_legacy_bool(mut self, name: &str, val: bool) -> UpdateInfo {
         let num = match val {