Fix #379 and fix missing placeholder substitution for rules

Signed-off-by: Yan Minari <yangm97@gmail.com>

lua/groupbutler/plugins/extra.lua

@@ -83,10 +83,10 @@ function _M:onTextMessage(blocks)
 		else
 			local hash = 'chat:'..msg.chat.id..':extra'
 			local new_extra = blocks[3]
-			local reply_markup, test_text = u:reply_markup_from_text(new_extra)
+			local reply_markup, test_text = u:reply_markup_from_text(u:replaceholders(new_extra, msg))
 			test_text = test_text:gsub('\n', '')
 
-			local ok, err = msg:send_reply(test_text:replaceholders(msg), "Markdown", reply_markup)
+			local ok, err = msg:send_reply(test_text, "Markdown", reply_markup)
 			if not ok then
 				api:sendMessage(msg.chat.id, api_err.trans(err), "Markdown")
 			else
@@ -138,9 +138,8 @@ function _M:onTextMessage(blocks)
 		if msg.chat.id > 0
 		or(is_locked(self, msg.chat.id) and not msg:is_from_admin()) then -- send it in private
 			if not file_id then
-				local reply_markup, clean_text = u:reply_markup_from_text(text)
-				_, err = api:sendMessage(msg.from.id, clean_text:replaceholders(msg.reply or msg), "Markdown",
-					link_preview, nil, nil, reply_markup)
+				local reply_markup, clean_text = u:reply_markup_from_text(u:replaceholders(text, msg.reply or msg))
+				_, err = api:sendMessage(msg.from.id, clean_text, "Markdown", link_preview, nil, nil, reply_markup)
 			elseif special_method then
 				_, err = sendMedia(self, msg.from.id, file_id, special_method) -- photo, voices, video need their method to be sent by file_id
 			else
@@ -160,8 +159,8 @@ function _M:onTextMessage(blocks)
 					api:sendDocument(msg.chat.id, file_id, nil, nil, msg_to_reply)
 				end
 			else
-				local reply_markup, clean_text = u:reply_markup_from_text(text)
-				api:sendMessage(msg.chat.id, clean_text:replaceholders(msg.reply or msg), "Markdown", link_preview, nil, msg_to_reply, reply_markup) -- if the admin replies to a user, the bot will reply to the user too
+				local reply_markup, clean_text = u:reply_markup_from_text(u:replaceholders(text, msg.reply or msg))
+				api:sendMessage(msg.chat.id, clean_text, "Markdown", link_preview, nil, msg_to_reply, reply_markup) -- if the admin replies to a user, the bot will reply to the user too
 			end
 		end
 

lua/groupbutler/plugins/pin.lua

@@ -16,8 +16,7 @@ function _M:new(update_obj)
 end
 
 local function get_reply_markup(self, msg, text)
-	local reply_markup, new_text = self.u:reply_markup_from_text(text)
-	return reply_markup, new_text:replaceholders(msg, "rules", "title")
+	return self.u:reply_markup_from_text(self.u:replaceholders(text, msg, "rules", "title"))
 end
 
 local function pin_message(self, chat_id, message_id)

lua/groupbutler/plugins/welcome.lua

@@ -91,19 +91,18 @@ local function get_reply_markup(self, msg, text)
 
 	local new_text, reply_markup
 	if text then
-		reply_markup, new_text = u:reply_markup_from_text(text)
-		text = new_text:replaceholders(msg)
+		reply_markup, new_text = u:reply_markup_from_text(u:replaceholders(text, msg))
 	end
 
 	if is_on(self, msg.chat.id, "Welbut") then
 		if not reply_markup then
 			reply_markup = {inline_keyboard={}}
 		end
-		local line = {{text = i18n("Read the rules"), url = u:deeplink_constructor(msg.chat.id, "rules")}}
+		local line = {{new_text = i18n("Read the rules"), url = u:deeplink_constructor(msg.chat.id, "rules")}}
 		table.insert(reply_markup.inline_keyboard, line)
 	end
 
-	return reply_markup, text
+	return reply_markup, new_text
 end
 
 local function send_welcome(self, msg)

lua/groupbutler/utilities.lua

@@ -115,7 +115,7 @@ end
 -- considered as the sequence of strings - names of placeholders. If
 -- placeholders to replacing are specified, this function processes only them,
 -- otherwise it processes all available placeholders.
-function string:replaceholders(msg, ...)
+function _M:replaceholders(str, msg, ...)
 	if msg.new_chat_member then
 		msg.from = msg.new_chat_member
 	elseif msg.left_chat_member then
@@ -136,7 +136,7 @@ function string:replaceholders(msg, ...)
 			username = msg.from.username and '@'..msg.from.username or '-',
 			id = msg.from.id,
 			title = msg.chat.title,
-			-- rules = self:deeplink_constructor(msg.chat.id, 'rules'),
+			rules = self:deeplink_constructor(msg.chat.id, "rules"),
 		}
 		-- remove flag about escaping
 		table.remove(tail_arguments, 1)
@@ -148,7 +148,7 @@ function string:replaceholders(msg, ...)
 			userorname = msg.from.username and '@'..msg.from.username:escape() or msg.from.first_name:escape(),
 			id = msg.from.id,
 			title = msg.chat.title:escape(),
-			-- rules = self:deeplink_constructor(msg.chat.id, 'rules'),
+			rules = self:deeplink_constructor(msg.chat.id, "rules"),
 		}
 	end
 
@@ -157,7 +157,7 @@ function string:replaceholders(msg, ...)
 		substitutions[placeholder] = replace_map[placeholder]
 	end
 
-	return self:gsub('$(%w+)', substitutions)
+	return str:gsub('$(%w+)', substitutions)
 end
 
 function _M:is_allowed(_, chat_id, user_obj) -- action is not used anymore