Simple access to the Google Reader API

1 files changed, 45 insertions, 0 deletions

diff --git a/googlereader.py b/googlereader.py
new file mode 100644
index 0000000..d152b98
--- /dev/null
+++ b/googlereader.py
@@ -0,0 +1,45 @@
+import requests
+from bs4 import BeautifulSoup
+
+class Feeder:
+
+    AUTH_URL = "https://www.google.com/accounts/ClientLogin"
+    FEED_URL = "http://www.google.com/reader/atom/feed/"
+
+    def __init__(self,email,passwd):
+        """sets the auth header to be included in
+        each subsequent request"""
+        self.email = email
+        self.passwd = passwd
+        params = { "accountType": "GOOGLE",
+                   "Email": email,
+                   "Passwd": passwd,
+                   "service": "reader",
+                   "source": "thibaut"}
+        r = requests.post(self.AUTH_URL,
+                          data=params)
+        auth = r.text.split("\n")[2].split("=")[1]
+        self.headers = {"Authorization": "GoogleLogin auth={}".format(auth)}
+
+    def getFeed(self,url):
+        """generator which returns feed entries one by one.
+        it seems that google caps the n parameter to 1000 so
+        we have to use the continuation parameter"""
+        r = requests.get(self.FEED_URL+url,headers = self.headers)
+        soup = BeautifulSoup(r.text)
+        for entry in soup("entry"):
+            yield entry
+            while soup.find("gr:continuation") is not None:
+                params = {"c": soup.find("gr:continuation").string}
+                r = requests.get(self.FEED_URL+url,
+                                 params = params,
+                                 headers = self.headers)
+                soup  = BeautifulSoup(r.text)
+                for entry in soup("entry"):
+                    yield entry
+
+if __name__=="__main__":
+    import sys
+    feeder = Feeder(sys.argv[1],sys.argv[2])
+    for entry in feeder.getFeed("http://planetkde.org/rss20.xml"):
+        print entry.published.string, entry.title.string