Rearrange demo

Add contact autocompletion

examples/widgetapp/autocompletion/google_autocompletion.e

@@ -0,0 +1,72 @@
+note
+	description: "Summary description for {GOOGLE_AUTOCOMPLETION}."
+	author: ""
+	date: "$Date$"
+	revision: "$Revision$"
+
+class
+	GOOGLE_AUTOCOMPLETION
+
+inherit
+
+	WSF_AUTOCOMPLETION
+
+create
+	make
+
+feature {NONE} -- Initialization
+
+	make ()
+		do
+			template := "{{=value}}";
+		end
+
+feature -- Implementation
+
+	autocompletion (input: STRING): JSON_ARRAY
+		local
+			o: JSON_OBJECT
+			l_result: INTEGER
+			l_curl_string: CURL_STRING
+			json_parser: JSON_PARSER
+			query_str: STRING
+		do
+			query_str := input
+			query_str.replace_substring_all (" ", "+")
+			curl_handle := curl_easy.init
+			create Result.make_array
+			if curl_handle /= default_pointer then
+				create l_curl_string.make_empty
+				curl_easy.setopt_string (curl_handle, {CURL_OPT_CONSTANTS}.curlopt_url, "http://google.com/complete/search?client=chrome&q=" + query_str)
+				curl_easy.set_write_function (curl_handle)
+				curl_easy.setopt_integer (curl_handle, {CURL_OPT_CONSTANTS}.curlopt_writedata, l_curl_string.object_id)
+				l_result := curl_easy.perform (curl_handle)
+
+					-- Always cleanup
+				curl_easy.cleanup (curl_handle)
+				create json_parser.make_parser (l_curl_string.out)
+				if attached {JSON_ARRAY} json_parser.parse_json as data and then attached {JSON_ARRAY} data.i_th (2) as list then
+					across
+						1 |..| list.count as c
+					loop
+						if attached {JSON_STRING} list.i_th (c.item) as row then
+							create o.make
+							o.put (create {JSON_STRING}.make_json (row.unescaped_string_32), "value")
+							Result.add (o)
+						end
+					end
+				end
+			end
+		end
+
+feature {NONE} -- Implementation
+
+	curl_easy: CURL_EASY_EXTERNALS
+		once
+			create Result
+		end
+
+	curl_handle: POINTER;
+	-- cURL handle
+
+end