From bb3e2abf55a26433fa101c191b552b29510758c3 Mon Sep 17 00:00:00 2001
From: jvelilla <javier.hector@gmail.com>
Date: Wed, 8 Feb 2017 10:31:40 -0300
Subject: [PATCH] Updated google search module to keep the search input using
 an alter value. Updated feature description.

---
 examples/demo/site/themes/bootstrap/page.tpl  |  2 +-
 .../src/google_custom_search_module.e         | 37 +++++++++++++++++--
 2 files changed, 34 insertions(+), 5 deletions(-)

diff --git a/examples/demo/site/themes/bootstrap/page.tpl b/examples/demo/site/themes/bootstrap/page.tpl
index 3205841..4e584b8 100644
--- a/examples/demo/site/themes/bootstrap/page.tpl
+++ b/examples/demo/site/themes/bootstrap/page.tpl
@@ -42,7 +42,7 @@
 		<div class="col-md-2 col-md-offset-9">
 			<form action="{$site_url/}gcse" class="search-form" id="gcse_search_form">
 				<div class="form-group has-feedback">
-					<input type="search" class="form-control" name="q" id="gcse_search" placeholder="search">
+					<input type="search" class="form-control" name="q" id="gcse_search" placeholder="search" value="{$google_search/}" >
 					<span class="glyphicon glyphicon-search form-control-feedback"></span>
 				</div>
 			</form>
diff --git a/modules/google_search/src/google_custom_search_module.e b/modules/google_search/src/google_custom_search_module.e
index 6001ce5..562a52d 100644
--- a/modules/google_search/src/google_custom_search_module.e
+++ b/modules/google_search/src/google_custom_search_module.e
@@ -11,9 +11,14 @@ class
 inherit
 
 	CMS_MODULE
+		redefine
+			setup_hooks
+		end
 
 	CMS_HOOK_BLOCK_HELPER
 
+	CMS_HOOK_VALUE_TABLE_ALTER
+
 	SHARED_EXECUTION_ENVIRONMENT
 		export
 			{NONE} all
@@ -50,12 +55,36 @@ feature -- Router
 		do
 			create m.make_trailing_slash_ignored ("/gcse", create {WSF_URI_AGENT_HANDLER}.make (agent handle_search (a_api, ?, ?)))
 			a_router.map (m, a_router.methods_head_get)
-		end			
+		end
 
-feature -- Recaptcha
+feature -- Hooks configuration
+
+	setup_hooks (a_hooks: CMS_HOOK_CORE_MANAGER)
+			-- Module hooks configuration.
+		do
+			a_hooks.subscribe_to_value_table_alter_hook (Current)
+		end
+
+	value_table_alter (a_value: CMS_VALUE_TABLE; a_response: CMS_RESPONSE)
+			-- <Precursor>
+		local
+			l_url: STRING
+			l_url_name: READABLE_STRING_GENERAL
+		do
+			if
+				attached {WSF_STRING} a_response.request.query_parameter ("q") as l_query and then
+				not l_query.value.is_empty
+			then
+				a_value.force (l_query.value, "google_search")
+			else
+				a_value.force (Void, "google_search")
+			end
+		end
+
+feature -- GCSE Keys
 
 	gcse_secret_key (api: CMS_API): detachable READABLE_STRING_8
-			-- Get recaptcha security key.
+			-- Get google custom search security key.
 		local
 			utf: UTF_CONVERTER
 		do
@@ -70,7 +99,7 @@ feature -- Recaptcha
 		end
 
 	gcse_cx_key (api: CMS_API): detachable READABLE_STRING_8
-			-- Get recaptcha security key.
+			-- Get google custom search cx key.
 		local
 			utf: UTF_CONVERTER
 		do