stubbed in ability to use linkpeek as a filter

new file:   liblinkpeek.py
	modified:   pelicanconf.py
	modified:   requirements.txt

liblinkpeek.py

@@ -0,0 +1,21 @@
+#!/usr/bin/python
+from hashlib import md5
+from urllib import quote
+
+# signup for an APIKEY here: https://linkpeek.com/signup
+APIKEY = ''
+SECRET = ''
+
+def api_v1( uri, apikey=APIKEY, secret=SECRET, size='336' ):
+    """LinkPeek.com API v1 helper function"""
+    token = md5( secret + uri + size ).hexdigest()
+    uri = quote( uri )
+    return "http://linkpeek.com/api/v1?uri=%s&apikey=%s&token=%s&size=%s" % (
+    uri, apikey, token, size)
+
+
+if __name__ == '__main__':
+    """TESTS"""
+    print api_v1( 'lostquery.com' )
+    print api_v1( 'http://lostquery.com', size='200x400' )
+    print api_v1( 'https://lostquery.com', size='400x200' )

pelicanconf.py

@@ -11,6 +11,8 @@ DEFAULTS = {
   #'THEME'    : 'pelican-themes/svbhack',
   'THEME'     : 'pelican-themes/pelican-svbhack',
   'REMARKBOX' : True,
+  'LINKPEEK_API_KEY' : None,
+  'LINKPEEK_SECRET_KEY' : None,
 }
 
 def get_environ_or_default(key):
@@ -24,6 +26,9 @@ THEME    = get_environ_or_default('THEME')
 
 REMARKBOX = get_environ_or_default('REMARKBOX')
 
+LINKPEEK_API_KEY = get_environ_or_default('LINKPEEK_API_KEY')
+LINKPEEK_SECRET_KEY = get_environ_or_default('LINKPEEK_SECRET_KEY')
+
 # Theme specific
 USER_LOGO_URL = 'https://lh3.googleusercontent.com/-uAPZy7NmmP0/AAAAAAAAAAI/AAAAAAAAAnI/iG2P43gCL2U/s125-c/photo.jpg'
 TAGLINE = '<a href="/about">Builds Products</a>'
@@ -78,3 +83,12 @@ PAGE_SAVE_AS = '{slug}/index.html'
 CATEGORY_SAVE_AS = 'category/{slug}/index.html'
 TAG_SAVE_AS = 'tags/{slug}/index.html'
 AUTHOR_SAVE_AS = 'author/{slug}/index.html'
+
+# needed to add liblinkpeek filter
+import ago
+import sys
+sys.path.append('.')
+import liblinkpeek
+linkpeek = lambda uri, size : liblinkpeek.api_v1(uri, LINKPEEK_API_KEY, LINKPEEK_SECRET_KEY, size)
+JINJA_FILTERS = {'linkpeek':linkpeek, 'ago':ago.human}
+# done adding liblinkpeek filter

requirements.txt

@@ -1 +1,2 @@
 pelican
+ago