Added instagram plugin.

Author: cc-d

README.rst

@@ -142,7 +142,6 @@ Still missing the following resolvers:
 
 * OpengraphResolver()
 
-* InstagramResolver()
 
 I have no plans to implement a 9gag resolver.
 

docs/README.txt

@@ -141,7 +141,6 @@ Still missing the following resolvers:
 
 * OpengraphResolver()
 
-* InstagramResolver()
 
 I have no plans to implement a 9gag resolver.
 

imageresolver/plugins/instagram.py

@@ -0,0 +1,18 @@
+import re
+import os
+import requests
+import logging
+from bs4 import BeautifulSoup
+
+class Plugin:
+	def get_image(self, url, **kwargs):
+		if re.search('http(s*):\/\/instagr(\.am|am\.com)\/p\/([^\/]+)', url):
+			logger = logging.getLogger('ImageResolver')
+			logger.debug('Resolving using plugin ' + str(os.path.basename(__file__)) + ' ' +  str(url))
+			r = requests.get(url)
+			if r.status_code == 200:
+				soup = BeautifulSoup(r.text)
+				tag = soup.find('meta',{'property':'og:image'})
+				if tag:
+					return tag['content']
+		return None