From e01d52b2f2f9f0343bd13a4107d3e44852a71391 Mon Sep 17 00:00:00 2001
From: Jeremy Fincher <jemfinch@users.sourceforge.net>
Date: Sat, 6 Sep 2003 21:51:21 +0000
Subject: [PATCH] Added less command.

---
 plugins/FunCommands.py   | 25 ++++++++++++++++++++++++-
 test/test_FunCommands.py |  9 +++++++++
 2 files changed, 33 insertions(+), 1 deletion(-)

diff --git a/plugins/FunCommands.py b/plugins/FunCommands.py
index 1e082e000..f0131351f 100644
--- a/plugins/FunCommands.py
+++ b/plugins/FunCommands.py
@@ -53,6 +53,7 @@ import string
 import random
 import urllib
 import inspect
+import textwrap
 import telnetlib
 import threading
 import mimetypes
@@ -659,7 +660,7 @@ class FunCommands(callbacks.Privmsg):
             elif option == 'regexp':
                 try:
                     r = utils.perlReToPythonRe(arg)
-                except ValueError:
+                except ValueError, e:
                     irc.error(msg, str(e))
                     return
                 predicates.append(lambda m: r.search(m.args[1]))
@@ -790,6 +791,28 @@ class FunCommands(callbacks.Privmsg):
         """
         irc.reply(msg, random.sample(self._these, 1)[0])
 
+    _lesses = {}
+    def less(self, irc, msg, args):
+        """<text>
+
+        Deals out <text> in small, IrcMsg-sized pieces.  Mostly useful for
+        piecing-out nested commands.
+        """
+        text = privmsgs.getArgs(args, needed=0, optional=1)
+        userHostmask = msg.prefix.split('!', 1)[1]
+        if text:
+            lines = textwrap.wrap(text, 400)
+            lines.reverse()
+            s = lines.pop()
+            self._lesses[userHostmask] = lines
+            irc.reply(msg, s)
+        else:
+            try:
+                s = self._lesses[userHostmask].pop()
+                irc.reply(msg, s)
+            except (KeyError, IndexError): # Nothing in the list or dict.
+                irc.error(msg, 'I have no less history for you.')
+
     def dns(self, irc, msg, args):
         """<host|ip>
 
diff --git a/test/test_FunCommands.py b/test/test_FunCommands.py
index 8bac0c0f0..bca080d42 100644
--- a/test/test_FunCommands.py
+++ b/test/test_FunCommands.py
@@ -110,6 +110,15 @@ class FunCommandsTest(PluginTestCase, PluginDocumentation):
         self.assertResponse('rpn 1 dup', 'Stack: [1, 1]')
         self.assertResponse('rpn 2 3 4 + -', str(2-7))
 
+    def testLess(self):
+        s390 = ' '.join(['123456789']*39)
+        s790 = ' '.join(['123456789']*79)
+        self.assertNotError('less %s' % s390)
+        self.assertError('less')
+        self.assertNotError('less %s' % s790)
+        self.assertNotError('less')
+        self.assertError('less')
+
     
 
 # vim:set shiftwidth=4 tabstop=8 expandtab textwidth=78: