parsing params, json support

ip.py

@@ -3,14 +3,37 @@ import cgi
 import os
 import html
 
+F_PLAIN = 0
+F_XML = 1
+F_JSON = 2
+
 def header():
     print("Content-type: text/plain")
     print()
 def main():
     params = cgi.FieldStorage()
+    out = {
+      "ip": None
+    }
     header()
-    print(str(len(params)))
+    remote_ip = html.escape(os.environ["REMOTE_ADDR"])
-    print(html.escape(os.environ["REMOTE_ADDR"]))
+    format = F_PLAIN
+    if(len(params) > 0):
+        for key in params:
+            if key == "format":
+                r_format = params[key].value
+                if r_format == "xml":
+                    format = F_PLAIN
+                    print("lol xml are you serious? get with the times")
+                elif r_format == "json":
+                    format = F_JSON
 
+    out["ip"] = remote_ip
+    for item in out:
+        if format == F_PLAIN:
+            print(out[item])
+        elif format == F_JSON:
+            import json
+            print(json.dumps(out))
 if __name__ == "__main__":
     main()