initial version of a lastlog plugin

Signed-off-by: Maxime “pep” Buquet <pep@bouah.net>

plugins/lastlog.py

@@ -0,0 +1,91 @@
+#! /usr/bin/env python3
+# -*- coding: utf-8 -*-
+# vim:fenc=utf-8
+#
+# Copyright © 2018 Maxime “pep” Buquet <pep@bouah.net>
+#
+# Distributed under terms of the zlib license. See the COPYING file.
+
+"""
+    Search provided string in the buffer and return all results on the screen
+"""
+
+import re
+from poezio.plugin import BasePlugin
+from poezio.tabs import ConversationTab, PrivateTab, MucTab
+from poezio.text_buffer import Message, TextBuffer
+
+
+def add_line(text_buffer: TextBuffer, text: str) -> None:
+    """Adds a textual entry in the TextBuffer"""
+    text_buffer.add_message(
+        text,
+        None,  # Time
+        None,  # Nickname
+        None,  # Nick Color
+        False,  # History
+        None,  # User
+        False,  # Highlight
+        None,  # Identifier
+        None,  # str_time
+        None,  # Jid
+    )
+
+
+def add_message(text_buffer: TextBuffer, msg: Message) -> None:
+    """Adds a message to the TextBuffer"""
+    text_buffer.add_message(
+        msg.txt,
+        msg.time,
+        None,  # Nickname
+        None,  # Nick Color
+        False,  # History
+        None,  # User
+        msg.highlight,
+        msg.identifier,
+        msg.str_time,
+        None,  # Jid
+    )
+
+
+class Plugin(BasePlugin):
+    """Lastlog Plugin"""
+
+    def init(self):
+        self.api.add_tab_command(
+            ConversationTab, 'lastlog', self.command_lastlog,
+            usage='<keyword>', help=(
+                'Search <keyword> in the buffer and returns results'
+                'on the screen'
+            ),
+        )
+        self.api.add_tab_command(
+            MucTab, 'lastlog', self.command_lastlog, usage='<keyword>',
+            help=('Search <keyword> in the buffer and returns results'
+                  'on the screen'),
+        )
+        self.api.add_tab_command(
+            PrivateTab, 'lastlog', self.command_lastlog, usage='<keyword>',
+            help=('Search <keyword> in the buffer and returns results'
+                  'on the screen'),
+        )
+
+    def command_lastlog(self, input_):
+        """Define lastlog command"""
+
+        text_buffer = self.api.current_tab()._text_buffer
+        search_re = re.compile(input_)
+
+        res = []
+        for message in text_buffer.messages:
+            if message.nickname is not None:
+                self.core.information('Foo: %s> %s' % (message.nickname, message.txt), 'Info')
+            if message.nickname is not None and \
+               search_re.search(message.txt) is not None:
+                res.append(message)
+
+        add_line(text_buffer, "Lastlog for '%s', %d match(es)" % (input_, len(res)))
+
+        for message in res:
+            message.nickname = None
+            add_message(text_buffer, message)