From 7862c9c38d8109f8f307e7c1a6f374c9d4f0f41e Mon Sep 17 00:00:00 2001
From: tv <tv@nomic.retiolum>
Date: Sun, 20 Apr 2014 12:30:17 +0200
Subject: reaktor.py: add on_join hook: tell NICK MSG...

---
 IRC/reaktor.py           |  7 ++++++-
 commands/tell-on_join    | 19 +++++++++++++++++++
 commands/tell-on_privmsg | 17 +++++++++++++++++
 config.py                | 14 ++++++++++++++
 4 files changed, 56 insertions(+), 1 deletion(-)
 create mode 100755 commands/tell-on_join
 create mode 100755 commands/tell-on_privmsg

diff --git a/IRC/reaktor.py b/IRC/reaktor.py
index 0b285a3..5e5156a 100755
--- a/IRC/reaktor.py
+++ b/IRC/reaktor.py
@@ -34,6 +34,10 @@ class Reaktor(asybot):
   def __init__(self):
     asybot.__init__(self, getconf('irc_server'), getconf('irc_port'), getconf('irc_nickname'), getconf('irc_channels'), hammer_interval=getconf('irc_hammer_interval'), alarm_timeout=getconf('irc_alarm_timeout'), kill_timeout=getconf('irc_kill_timeout'))
 
+  def on_join(self, prefix, command, params, rest):
+    for command in getconf('on_join'):
+      self.execute_command(command, None, prefix, params)
+
   def on_privmsg(self, prefix, command, params, rest):
     for command in getconf('commands'):
       y = match(command['pattern'], rest)
@@ -57,7 +61,8 @@ class Reaktor(asybot):
     #TODO: allow only commands below ./commands/
     exe = join(dirname(realpath(dirname(__file__))), command['argv'][0])
     myargv = [exe] + command['argv'][1:]
-    if match.groupdict().get('args',None):
+
+    if match and match.groupdict().get('args', None):
       myargv += shlex.split(match.groupdict()['args'])
 
     cwd = getconf('workdir')
diff --git a/commands/tell-on_join b/commands/tell-on_join
new file mode 100755
index 0000000..2dbff41
--- /dev/null
+++ b/commands/tell-on_join
@@ -0,0 +1,19 @@
+#! /bin/sh
+set -euf
+
+# require flock from util-linux
+if test "${FLOCK-}" != "$state_file"; then
+  exec env FLOCK="$state_file" flock "$state_file" "$0" "$@"
+fi
+
+to="$_from"
+
+# print messages
+sed -n '/^'"$to"' /{
+  s/^\([^ ]\+\) \([^ ]\+\) <\([^>]\+\)> \(.*\)/\1: \4 2-- \2, \3/p
+}' "$state_file"
+
+# delete messages
+sed -i '/^'"$to"' /{
+  d
+}' "$state_file"
diff --git a/commands/tell-on_privmsg b/commands/tell-on_privmsg
new file mode 100755
index 0000000..5d0aff4
--- /dev/null
+++ b/commands/tell-on_privmsg
@@ -0,0 +1,17 @@
+#! /bin/sh
+set -euf
+
+# require flock from util-linux
+if test "${FLOCK-}" != "$state_file"; then
+  exec env FLOCK="$state_file" flock "$state_file" "$0" "$@"
+fi
+
+from="$_prefix"
+to="$1"; shift
+msg="$*"
+date=$(date)
+
+# TODO tell now, if already joined
+printf '%s %s <%s> %s\n' "$to" "$from" "$date" "$msg" >> "$state_file"
+
+echo 'Consider it noted.' # that's what lambdabot says...
diff --git a/config.py b/config.py
index 8870137..db4c8a3 100644
--- a/config.py
+++ b/config.py
@@ -32,6 +32,12 @@ public_commands = [
   default_command('rev'),
   default_command('uptime'),
   default_command('nocommand'),
+  {
+    'capname': 'tell',
+    'pattern': '^' + name + ':\\s*' + 'tell' + '\\s*(?:\\s+(?P<args>.*))?$',
+    'argv': [ 'commands/tell-on_privmsg' ],
+    'env': { 'state_file': workdir + '/tell.txt' }
+  },
   # command not found
   { 'pattern': '^(?:' + name + '|\\*):.*',
     'argv': [ 'commands/respond','You are made of stupid!'] },
@@ -46,3 +52,11 @@ public_commands = [
 commands = [
   default_command('reload')
 ]
+
+on_join = [
+  {
+    'capname': 'tell',
+    'argv': [ 'commands/tell-on_join' ],
+    'env': { 'state_file': workdir + '/tell.txt' }
+  }
+]
-- 
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