Add support for GH pull requests

pullrequest.py

@@ -0,0 +1,84 @@
+import requests
+
+class PullRequest:
+    seen_prs_file = "seen_prs"
+
+    repos = [
+            {
+                "channel": "#pelux",
+                "name": "meta-bistro",
+                "uri": "https://api.github.com/repos/pelagicore/meta-bistro/pulls"
+            },
+            {
+                "channel": "#pelux",
+                "name": "meta-pelux",
+                "uri": "https://api.github.com/repos/pelagicore/meta-pelux/pulls"
+            },
+            {
+                "channel": "#pelux",
+                "name": "meta-bistro",
+                "uri": "https://api.github.com/repos/pelagicore/meta-bistro/pulls"
+            },
+            {
+                "channel": "#pelux",
+                "name": "meta-pelux-bsp-intel",
+                "uri": "https://api.github.com/repos/pelagicore/meta-pelux-bsp-intel/pulls"
+            },
+            {
+                "channel": "#pelux",
+                "name": "meta-pelux-bsp-rpi",
+                "uri": "https://api.github.com/repos/pelagicore/meta-pelux-bsp-rpi/pulls"
+            },
+            {
+                "channel": "#pelux",
+                "name": "pelux-manifests",
+                "uri": "https://api.github.com/repos/pelagicore/pelux-manifests/pulls"
+            },
+            {
+                "channel": "#pelux",
+                "name": "software-factory",
+                "uri": "https://api.github.com/repos/pelagicore/software-factory/pulls"
+            }
+            ]
+
+    def has_seen_before(self, obj):
+        try:
+            with open(self.seen_prs_file, "r") as f:
+                for line in f.readlines():
+                    if line.strip() == obj["merge_commit_sha"]:
+                        return True
+        except IOError:
+            pass
+
+        return False
+
+    def mark_pr_as_seen(self, obj):
+        with open(self.seen_prs_file, "a") as f:
+            f.write(obj["merge_commit_sha"] + "\n")
+
+
+    def prettyprint(self, repo_name, obj):
+        return "New PR in " + repo_name \
+                            + ": '" + obj["title"] \
+                            + "' by " \
+                            + obj["user"]["login"]
+
+    def check_all(self):
+        for repo in self.repos:
+            r = requests.get(repo["uri"])
+            if r.status_code != 200:
+                print "Error fetching %s", repo["name"]
+                break
+
+            prs = r.json()
+            for pr in prs:
+                if not self.has_seen_before(pr):
+                    self.mark_pr_as_seen(pr)
+                    yield {"channel": repo["channel"],
+                            "message": self.prettyprint(repo["name"], pr)}
+
+# Test
+if __name__ == "__main__":
+    p = PullRequest()
+    for line in p.check_all():
+        print line["message"]