1 files changed, 134 insertions, 0 deletions
diff --git a/src/gns_wiki.py b/src/gns_wiki.py
new file mode 100644
index 0000000..749a89f
--- /dev/null
+++ b/src/gns_wiki.py
@@ -0,0 +1,134 @@
+# Copyright 2013 rsiddharth <rsiddharth@ninthfloor.org>
+#
+# This work is free. You can redistribute it and/or modify it under
+# the terms of the Do What The Fuck You Want To Public License,
+# Version 2, as published by Sam Hocevar. See the COPYING file or
+# <http://www.wtfpl.net/> for more details.
+
+import xmlrpclib as xmlrpc
+from xmlrpclib import Fault
+import filecmp
+import os.path as path
+
+def get_topsecret(src_dir):
+    """
+    Returns the username, password & wikiurl
+
+    They are stored in src/config/ directory in the topsecret.txt
+    file.
+    """
+
+    try:
+        secrets = open(path.join(src_dir,
+                                 "config",
+                                 "topsecret.txt"), "r").readlines()
+
+        username = secrets[0].strip()
+        password = secrets[1].strip()
+        wikiurl  = secrets[2].strip()
+    except IOError:
+        print "ERROR: Specify your wikiusername, password & wikiurl at \
+`src/config/topsecret.txt`. Look at the README for the proper format."
+        exit(1)
+
+    return username, password, wikiurl
+
+def update(table, src_dir):
+    """
+    Generates wiki page using table and pushes it to the wiki using XML-RPC.
+    """
+
+    # Code below adapted from
+    # http://moinmo.in/MoinAPI/Examples#xmlrpc.putPage.28.29
+
+    name, password, wikiurl = get_topsecret(src_dir)
+    homewiki = xmlrpc.ServerProxy(wikiurl + "?action=xmlrpc2",
+                                  allow_none=True)
+    auth_token = homewiki.getAuthToken(name, password)
+    mc = xmlrpc.MultiCall(homewiki)
+    mc.applyAuthToken(auth_token)
+    pagename = "Documentation/3/DifferencesWithDebian"
+    wiki_page_content, update = generate_wiki_page(table, src_dir)
+
+    if(update):
+        # Send the updated wiki page to moin wiki:
+        mc.putPage(pagename, wiki_page_content)
+        result = mc()
+        success = None
+
+        try:
+            success = result[1]
+        except Fault, e:
+            print e
+
+        if success:
+            print "Updated %s" % (pagename)
+            update_wiki_page_locally(
+                wiki_page_content,
+                path.join(src_dir, "wiki-files",
+                          "differences-with-debian.txt"))
+        else:
+            print ">> Script did not update wiki <<"
+    else:
+        print "Nothing new! %s/%s was not updated" % (wikiurl,
+                                                     pagename)
+
+def generate_wiki_page(table, src_dir):
+    """
+    Generates the wiki page using the table.
+
+    `differences-with-debian-head.txt' file, used by this function,
+    contains text that precedes the table.
+    """
+
+    # generate wikipage
+    diff_with_deb_head = path.join(src_dir,
+                                   "wiki-files",
+                                   "differences-with-debian-head.txt")
+    wiki_page_content = open(diff_with_deb_head, "r").read() + "\n"
+
+    for row in table:
+        wiki_page_content += row + "\n"
+
+    update = wiki_page_updated(wiki_page_content, src_dir)
+
+    return wiki_page_content, update
+
+
+def wiki_page_updated(wiki_page_content, src_dir):
+    """
+    Returns True if the wiki page is updated
+    """
+
+    # write wikipage to temp file
+    temp_file = open("/tmp/diff-with-deb-tmp.txt", "w")
+    temp_file.write(wiki_page_content)
+    temp_file.close()
+
+    # this file contains the wiki page last generated by the script.
+    diff_with_deb = path.join(src_dir,
+                              "wiki-files",
+                              "differences-with-debian.txt")
+
+    # first check if the file exists
+    if(path.isfile(diff_with_deb)):
+        # filecmp.cmp returns True if both the file are same.
+        update = (filecmp.cmp(temp_file.name,
+                              diff_with_deb, 1) == False)
+    else:
+        # we don't have a local copy of the wiki page. So, let's
+        # update the wiki.
+        update = True
+
+    return update
+
+
+def update_wiki_page_locally(wiki_page_content, filename):
+    """
+    Writes the wiki page locally to `filename'
+    """
+
+    wiki_file = open(filename, "w")
+    wiki_file.write(wiki_page_content)
+    wiki_file.close()
+