Search in variants. Closes #2

search.py

@@ -71,6 +71,9 @@ def application(environ, start_response):
     elif form["what"] == "region":
         sql = "SELECT code,added,comments FROM Regions WHERE code = %s"
         term = form["string"].upper()
+    elif form["what"] == "variant":
+        sql = "SELECT code,added,comments FROM Variants WHERE code = %s"
+        term = form["string"].lower()
     else:
         status = "400 Invalid request"
         msg = "Unknown search category \"%s\"\r\n" % form["what"]
@@ -100,6 +103,8 @@ def application(environ, start_response):
             sql = "SELECT Scripts.code, Descriptions.description FROM Scripts,Descriptions_Scripts,Descriptions WHERE Descriptions_Scripts.description = Descriptions.id AND Descriptions_Scripts.script = Scripts.code AND position(%s in lower(Descriptions.description)) > 0;" 
         elif form["what"] == "region":
             sql = "SELECT Regions.code, Descriptions.description FROM Regions,Descriptions_Regions,Descriptions WHERE Descriptions_Regions.description = Descriptions.id AND Descriptions_Regions.region = Regions.code AND position(%s in lower(Descriptions.description)) > 0;" 
+        elif form["what"] == "variant":
+            sql = "SELECT Variants.code, Descriptions.description FROM Variants,Descriptions_Variants,Descriptions WHERE Descriptions_Variants.description = Descriptions.id AND Descriptions_Variants.variant = Variants.code AND position(%s in lower(Descriptions.description)) > 0;" 
         cursor.execute(sql, (form["string"], ))
         found = False
         with tag("h1"):

search.xml

@@ -7,6 +7,7 @@
      <option value="language">Languages</option>
      <option value="script">Scripts</option>
      <option value="region">Regions</option>
+     <option value="variant">Variants</option>
     </select></p>
     <p><input type="submit" value="Search"/></p>
   </form>