Add !!/report command

Privileged users can use it to manually report a question in Charcoal HQ
and Tavern on the Meta, through SmokeDetector.

Syntax:
!!/report <post url>

apigetpost.py

@@ -0,0 +1,44 @@
+import requests
+from parsing import fetch_post_id_and_site_from_url, url_to_shortlink
+import HTMLParser
+
+
+class PostData:
+    def __init__(self):
+        self.post_id = None
+        self.post_url = None
+        self.post_type = None
+        self.site = None
+        self.owner_url = None
+        self.owner_name = None
+        self.title = None
+
+
+def api_get_post(post_url):
+    post_id, site, post_type = fetch_post_id_and_site_from_url(post_url)
+    if post_type == "answer":
+        api_filter = "!1zSl_EE)(nuF4Xn(2sDLC"
+        req_url = "https://api.stackexchange.com/2.2/answers/" + post_id +\
+                  "?site=" + site + "&filter=" + api_filter
+        resp_json = requests.get(req_url).json()
+    else:
+        assert post_type == "question"
+
+        api_filter = "!gB6tXYzgnc3pG)x0n*03eR9*kZWXReH54Qb"
+        req_url = "https://api.stackexchange.com/2.2/questions/" + post_id +\
+            "?site=" + site + "&filter=" + api_filter
+        resp_json = requests.get(req_url).json()
+    if len(resp_json['items']) == 0:
+        return False
+    item = resp_json['items'][0]
+    post_data = PostData()
+    post_data.post_id = post_id
+    post_data.post_url = url_to_shortlink(item['link'])
+    post_data.post_type = post_type
+    h = HTMLParser.HTMLParser()
+    post_data.title = h.unescape(item['title'])
+    if 'owner' in item and 'owner' is not None:
+        post_data.owner_name = item['owner']['display_name']
+        post_data.owner_url = item['owner']['link']
+    post_data.site = site
+    return post_data

chatcommunicate.py

@@ -1,5 +1,4 @@
 import random
-import requests
 import time
 from parsing import *
 from datahandling import *
@@ -9,6 +8,8 @@
 import re
 from datetime import datetime
 from utcdate import UtcDate
+from apigetpost import api_get_post
+from spamhandling import handle_spam
 
 # Please note: If new !!/ commands are added or existing ones are modified, don't forget to
 # update the wiki at https://github.com/Charcoal-SE/SmokeDetector/wiki/Commands.
@@ -230,6 +231,19 @@ def watcher(ev, wrap2):
             ev.message.reply("Error: %s" % val)
         else:
             ev.message.reply("Invalid format. Valid format: `!!/iswlu profileurl` *or* `!!/iswlu userid sitename`.")
+    if content_lower.startswith("!!/report") \
+            and is_privileged(ev_room, ev_user_id, wrap2):
+        if len(message_parts) < 2:
+            ev.message.reply("Not enough arguments.")
+            return
+        url = message_parts[1]
+        post_data = api_get_post(url)
+        if post_data is False:
+            ev.message.reply("Could not find data for this post in the API. Check whether the post is not deleted yet.")
+            return
+        handle_spam(post_data.title, post_data.owner_name, post_data.site, post_data.post_url,
+                    post_data.owner_url, post_data.post_id, ["Manually reported " + post_data.post_type],
+                    post_data.post_type == "answer")
     if content_lower.startswith("!!/wut"):
         ev.message.reply("Whaddya mean, 'wut'? Humans...")
     if content_lower.startswith("!!/lick"):

parsing.py

@@ -38,7 +38,7 @@ def fetch_post_id_and_site_from_url(url):
         search_regex = r"^https?:\/\/([\w.]+)/questions/\d+/.+/(\d+)#\d+$"
     else:
         post_type = "question"
-        search_regex = r"^https?:\/\/([\w.]+)/questions/(\d+)/.+$"
+        search_regex = r"^https?:\/\/([\w.]+)/questions/(\d+)(?:/.+)?$"
     found = regex.compile(search_regex).search(url)
     if found is not None:
         try:
@@ -47,7 +47,7 @@ def fetch_post_id_and_site_from_url(url):
             return (post_id, post_site, post_type)
         except:
             return None
-    search_regex = r"^https?:\/\/([\w.]+)/(q|a)/(\d+)"
+    search_regex = r"^https?:\/\/([\w.]+)/(q|a)/(\d+)(?:/\d+)?"
     found = regex.compile(search_regex).search(url)
     if found is None:
         return None