From 9cba1e4d0819f959ccff0901152da100bf1948e4 Mon Sep 17 00:00:00 2001
From: Valentin Lorentz <progval@gmail.com>
Date: Sun, 29 Apr 2012 17:55:41 +0000
Subject: [PATCH] PluginDownloader: Add @info command.

---
 plugins/PluginDownloader/messages.pot | 32 ++++++++++----
 plugins/PluginDownloader/plugin.py    | 62 ++++++++++++++++++++++-----
 2 files changed, 76 insertions(+), 18 deletions(-)

diff --git a/plugins/PluginDownloader/messages.pot b/plugins/PluginDownloader/messages.pot
index f76b858db..016729934 100644
--- a/plugins/PluginDownloader/messages.pot
+++ b/plugins/PluginDownloader/messages.pot
@@ -5,7 +5,7 @@
 msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
-"POT-Creation-Date: 2012-04-29 19:20+EEST\n"
+"POT-Creation-Date: 2012-04-29 17:55+UTC\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -15,7 +15,7 @@ msgstr ""
 "Generated-By: pygettext.py 1.5\n"
 
 
-#: plugin.py:245
+#: plugin.py:260
 #, docstring
 msgid ""
 "This plugin allows you to install unofficial plugins from\n"
@@ -25,7 +25,7 @@ msgid ""
 "    just run command \"install <repository> <plugin>\"."
 msgstr ""
 
-#: plugin.py:253
+#: plugin.py:268
 #, docstring
 msgid ""
 "[<repository>]\n"
@@ -35,19 +35,19 @@ msgid ""
 "        repositories."
 msgstr ""
 
-#: plugin.py:261 plugin.py:272
+#: plugin.py:276 plugin.py:287
 msgid ", "
 msgstr ""
 
-#: plugin.py:263 plugin.py:282
+#: plugin.py:278 plugin.py:297 plugin.py:322
 msgid "This repository does not exist or is not known by this bot."
 msgstr ""
 
-#: plugin.py:270
+#: plugin.py:285
 msgid "No plugin found in this repository."
 msgstr ""
 
-#: plugin.py:277
+#: plugin.py:292
 #, docstring
 msgid ""
 "<repository> <plugin>\n"
@@ -55,7 +55,23 @@ msgid ""
 "        Downloads and installs the <plugin> from the <repository>."
 msgstr ""
 
-#: plugin.py:287
+#: plugin.py:302 plugin.py:327
 msgid "This plugin does not exist in this repository."
 msgstr ""
 
+#: plugin.py:317
+#, docstring
+msgid ""
+"<repository> <plugin>\n"
+"\n"
+"        Displays informations on the <plugin> in the <repository>."
+msgstr ""
+
+#: plugin.py:331
+msgid "No README found for this plugin"
+msgstr ""
+
+#: plugin.py:334
+msgid "This plugin has no description."
+msgstr ""
+
diff --git a/plugins/PluginDownloader/plugin.py b/plugins/PluginDownloader/plugin.py
index 546e53a23..89db121cd 100644
--- a/plugins/PluginDownloader/plugin.py
+++ b/plugins/PluginDownloader/plugin.py
@@ -130,19 +130,24 @@ class GithubRepository(GitRepository):
                 # Remember we pop(0)ed the path
         return None
 
+    def _download(self, plugin):
+        try:
+            fileObject = urllib2.urlopen(self._downloadUrl)
+            fileObject2 = StringIO()
+            fileObject2.write(fileObject.read())
+            fileObject.close()
+            fileObject2.seek(0)
+            return tarfile.open(fileobj=fileObject2, mode='r:gz')
+        finally:
+            del fileObject
     def install(self, plugin):
+        archive = self._download(plugin)
+        prefix = archive.getnames()[0]
+        dirname = ''.join((self._path, plugin))
         directories = conf.supybot.directories.plugins()
         directory = self._getWritableDirectoryFromList(directories)
         assert directory is not None
-        dirname = ''.join((self._path, plugin))
 
-        fileObject = urllib2.urlopen(self._downloadUrl)
-        fileObject2 = StringIO()
-        fileObject2.write(fileObject.read())
-        fileObject.close()
-        fileObject2.seek(0)
-        archive = tarfile.open(fileobj=fileObject2, mode='r:gz')
-        prefix = archive.getnames()[0]
         try:
             assert archive.getmember(prefix + dirname).isdir()
 
@@ -161,8 +166,18 @@ class GithubRepository(GitRepository):
                         open(newFileName, 'a').write(extractedFile.read())
         finally:
             archive.close()
-            fileObject2.close()
-            del archive, fileObject, fileObject2
+            del archive
+
+    def getInfo(self, plugin):
+        archive = self._download(plugin)
+        prefix = archive.getnames()[0]
+        dirname = ''.join((self._path, plugin))
+        print repr(prefix + dirname + '/README.txt')
+        for file in archive.getmembers():
+            print repr(file)
+            if file.name == prefix + dirname + '/README.txt':
+                extractedFile = archive.extractfile(file)
+                return extractedFile.read()
 
     def _getWritableDirectoryFromList(self, directories):
         for directory in directories:
@@ -297,6 +312,33 @@ class PluginDownloader(callbacks.Plugin):
 
     install = wrap(install, ['owner', 'something', 'something'])
 
+    @internationalizeDocstring
+    def info(self, irc, msg, args, repository, plugin):
+        """<repository> <plugin>
+
+        Displays informations on the <plugin> in the <repository>."""
+        global repositories
+        if repository not in repositories:
+            irc.error(_(
+                       'This repository does not exist or is not known by '
+                       'this bot.'
+                       ))
+        elif plugin not in repositories[repository].getPluginList():
+            irc.error(_('This plugin does not exist in this repository.'))
+        else:
+            info = repositories[repository].getInfo(plugin)
+            if info is None:
+                irc.error(_('No README found for this plugin'))
+            else:
+                if info.startswith('Insert a description of your plugin here'):
+                    irc.error(_('This plugin has no description.'))
+                else:
+                    info = info.split('\n\n')[0]
+                    for line in info.split('\n'):
+                        if line != '':
+                            irc.reply(line)
+    info = wrap(info, ['something', optional('something')])
+
 
 PluginDownloader = internationalizeDocstring(PluginDownloader)
 Class = PluginDownloader