--- a/plugin.py	Sat May 30 21:32:17 2009 -0700
+++ b/plugin.py	Thu Jun 25 09:04:30 2009 -0700
@@ -36,6 +36,70 @@
 
 import os
 
+import urllib
+import logging
+
+fields = {'issue':'title',
+          'msg':'content',
+          'file':'description',
+          }
+
+def fetch_item(nodeid, kind='issue', tracker='http://mercurial.selenic.com/bts'):
+    """Use Roundup's CSV exports to fetch arbitrary item descriptions
+
+    Default behavior is to return subject for a new issue:
+    >>> fetch_item(1201569)
+    '[issue1201569] allow running multiple instances of IDLE'
+
+    Can also fetch message contents:
+    >>> fetch_item(108, 'msg')
+    'Assigned to Guido for obvious reasons.'
+
+    Multiline messages have spurious quotes, thanks to CSV format:
+    >>> print fetch_item(81362, 'msg')
+    "Incorporated as:
+    2.7: r69419
+    3.1: r69421"
+
+    File descriptions work too:
+    >>> fetch_item(102, 'file')
+    'Example of message from frustrated user on c.l.py'
+
+    Missing descriptions show as 'None':
+    >>> fetch_item(12227, 'file')
+    'None'
+    """
+
+    # This should be the smallest query able to fetch what we need
+    query_tpl = [('@action', 'export_csv'), ('@filter', 'id'),
+    ('id', nodeid), ('@columns', fields[kind])]
+    # Request path + query
+    item_url = '/%s?%s' % (kind, urllib.urlencode(query_tpl))
+    content = urllib.urlopen(tracker + item_url).read().split('\r\n')
+    if content[0] == 'title':
+        # Got a single data row CSV, format and return it
+        return '[issue%s] %s' % (nodeid, content[1].strip())
+    elif content[0] == 'content':
+        return content[1].strip()
+    elif content[0] == 'description':
+        return content[1].strip()
+
+def fetch(nodeid, debug=True):
+    ''' Format input for fetch_item, add debug messages '''
+
+    kind = 'issue'
+    if nodeid.startswith('msg'):
+        kind = 'msg'
+    elif nodeid.startswith('file'):
+        kind = 'file'
+    nodeid = nodeid.replace(kind, '')
+    result = fetch_item(int(nodeid), kind)
+    if not result:
+        result = 'No item found for %s%s' % (kind, nodeid)
+    if debug:
+        logging.info('Fetched "%s: %s"' % (kind, result))
+    return result
+
 def revparse(irc, msg, args, state):
     if ':' in args[0]:
         state.errorInvalid('revision', args[0],
@@ -81,12 +145,8 @@
 
     hghelp = wrap(hghelp, ['text'])
 
-    def crew(self, irc, msg, args, rev):
-        "gets the changelog message for the given revision"
-
-        # make configurable
-        repo = '/home/brendan/hg/mercurial/crew'
-        tmpl = '{rev}:{node|short}\n{date|age} ago\n{author}\n{files}\n{desc}'
+    def changeLog(self, repo, rev):
+        tmpl = '{rev}:{node|short}\n{date|age} ago\n{author|person}\n{files}\n{desc}'
         cmd = "%s -R %s log -v --limit 1 --template '%s' -r %s" \
               % (self.path, repo, tmpl, rev)
         fd = os.popen(cmd)
@@ -94,20 +154,41 @@
         fd.close()
 
         if not out:
-            irc.reply('No result found.')
-            return
+            return ['No result found.']
 
         lines = [x for x in out.strip().splitlines() if x]
         rev, date, user, files = lines[:4]
         lines = lines[4:]
         rev = ircutils.bold(rev)
         user = ircutils.mircColor(user, fg='green')
-        date = ircutils.mircColor(date, fg='black')
+
+        lines = ['%s %s %s' % (rev, user, date)] + lines
+        return lines[:2]
+
+    def crew(self, irc, msg, args, rev):
+        "gets the changelog message for the given revision of the crew repository"
+        cl = self.changeLog('/home/brendan/hg/mercurial/crew', rev)
+        irc.replies(cl)
+    crew = wrap(crew, ['revision'])
 
-        lines = ['%s %s %s: %s' % (rev, user, date, files)] + lines
-        irc.replies(lines)
+    def main(self, irc, msg, args, rev):
+        "gets the changelog message for the given revision of the crew repository"
+        cl = self.changeLog('/home/brendan/hg/mercurial/main', rev)
+        irc.replies(cl)
+    main = wrap(main, ['revision'])
 
-    crew = wrap(crew, ['revision'])
+    def bts(self, irc, msg, args, issue):
+        if issue == 'url':
+            irc.reply('http://mercurial.selenic.com/bts')
+            return None
+
+	title = fetch(issue)
+        if title.startswith('[issue'):
+            end = title.find(']') + 1
+            title = ircutils.bold(title[:end]) + title[end:]
+        title = title.replace('\n', ' ')
+        irc.reply(title)
+    bts = wrap(bts, ['text'])
 
 Class = Mercurial