Add youtube-dl and youtube-rss script

youtube-rss is another script I wrote to grab and update youtube rss
feeds.

bin/youtube-rss

@@ -0,0 +1,68 @@
+#!/usr/bin/env python
+
+import datetime
+import feedparser
+import json
+import os
+from urlparse import urlparse
+
+def readConfigFile():
+    """Read the config file ~/.youtube-rss and return a dictionary"""
+    path = os.path.expanduser("~/.youtube-rss")
+    configFile = open(path)
+    contents = configFile.read()
+    configFile.close()
+    return json.loads(contents)
+
+def saveConfigFile(dictonary):
+    """Take a dictonary and save it to the config file as json"""
+    newContents = json.dumps(dictonary, sort_keys=True, indent=4)
+    path = os.path.expanduser("~/.youtube-rss")
+    configFile = open(path, "w")
+    configFile.write(newContents)
+    configFile.close()
+
+def getVideoIdFromUrl(url):
+    urlparts = urlparse(url)
+    args = urlparts.query.split("&")
+    for arg in args:
+        pair = arg.split("=")
+        if pair[0] == "v":
+            return pair[1]
+
+    return None
+
+def downloadVid(vidId, path):
+    if path[-1] != '/':
+        path = "%s/" % path
+
+    now = datetime.datetime.now()
+
+    sysCall = "youtube-dl -o \"%s%s_%%(stitle)s.%%(ext)s\" \"http://www.youtube.com/watch?v=%s\"" % \
+        (path, now.strftime("%Y-%m-%d"), vidId)
+
+    os.system(sysCall)
+
+def checkForNew(channel):
+    feed = feedparser.parse(channel['link'])
+    for entry in feed.entries:
+        vidId = getVideoIdFromUrl(entry.link)
+        if vidId not in channel['watched']:
+            fullpath = os.path.expanduser(channel['destination'])
+            downloadVid(vidId, fullpath)
+            channel['watched'].append(vidId)
+
+    return channel
+
+def main():
+    """Downloads all the links"""
+    config = readConfigFile()
+    newconfig = []
+    for channel in config:
+        newconfig.append(checkForNew(channel))
+
+    saveConfigFile(newconfig)
+
+if __name__ == "__main__":
+    main()
+