Add a stock lookup plugin that uses google's api.

plugins/stock.py

@@ -0,0 +1,35 @@
+import random
+
+from util import hook, http
+
+
+@hook.command
+def stock(inp):
+    '''.stock <symbol> -- returns information on a stock symbol'''
+
+    url = 'http://www.google.com/ig/api?stock=%s'
+
+    parsed = http.get_xml(url, stock=inp)
+
+    if len(parsed) != 1:
+        raise IOError('Error using the stock API')
+
+    # Stuff the results in a dict for easy string formatting
+    results = {}
+    for elm in parsed.find("finance"):
+        results[elm.tag] = elm.get("data")
+
+    # if we dont get a company name back, the symbol doesnt match a company
+    if results['company'] == "":
+        return "Unknown ticker symbol %s" % inp
+
+    if results['change'][1] == '-':
+        results['color'] = "5"
+    else:
+        results['color'] = "3"
+
+    format_str = "%(company)s - %(last)s %(currency)s "                   \
+                  "\x03%(color)s%(change)s (%(perc_change)s)\x03 "        \
+                  "as of %(trade_timestamp)s (delayed %(delay)s minutes)"
+
+    return format_str % results