Find channel info and print unread messages

Signed-off-by: Anna Schumaker <Anna@OcarinaProject.net>

slackmail.py

@@ -20,7 +20,9 @@ def call_method(method, args = dict()):
 
     server  = "https://slack.com/api/"
     with request.urlopen("%s/%s?%s" % (server, method, argstr)) as f:
-        return json.loads(f.read().decode())
+        text = f.read().decode()
+        text = text.replace("\\u2014", " - ")
+        return json.loads(text)
     return {"ok" : False}
 
 
@@ -37,3 +39,45 @@ if call_method("api.test")["ok"] == False:
     sys.exit(1)
 if call_method_auth("auth.test")["ok"] == False:
     sys.exit(1)
+
+
+
+#
+# Find list of channels, we'll get info later
+#
+
+def list_channel_ids():
+    call = call_method_auth("channels.list")
+    if call["ok"] == False:
+        sys.exit(1)
+    for channel in call["channels"]:
+        yield channel["id"]
+
+def find_channel_info(id):
+    call = call_method_auth("channels.info", { "channel" : id })
+    if call["ok"] == False:
+        sys.exit(1)
+    return call["channel"]
+
+def read_channel(id, ts):
+    args = { "channel" : id, "oldest" : ts }
+    call = call_method_auth("channels.history", args)
+    if call["ok"] == False:
+        sys.exit(1)
+    messages = call["messages"]
+    messages.reverse()
+    for message in messages:
+        yield message
+
+
+
+for id in list_channel_ids():
+    channel = find_channel_info(id)
+    print(channel["name"])
+    print("\t%s" % channel["purpose"]["value"])
+    if channel["is_member"]:
+        print("\tUnread count: %s, last read: %s" % (channel["unread_count"], channel["last_read"]))
+    if channel["name"] == "maintainers":
+        for message in read_channel(id, channel["last_read"]):
+            print(message)
+    print()