From d798809215c3147150dad12a14a3f049db3bbea4 Mon Sep 17 00:00:00 2001
From: Durgesh <007durgesh219@gmail.com>
Date: Mon, 29 Feb 2016 23:58:30 +0530
Subject: [PATCH] Filtering databases on databases listing, Issue #12047

Signed-off-by: Durgesh <007durgesh219@gmail.com>
---
 js/server_databases.js                        | 53 +++++++++++++++++++
 .../server/ServerDatabasesController.php      |  3 ++
 .../server/ServerVariablesController.php      |  2 +-
 .../variable_filter.phtml => filter.phtml}    |  0
 4 files changed, 57 insertions(+), 1 deletion(-)
 rename templates/{server/variables/variable_filter.phtml => filter.phtml} (100%)

diff --git a/js/server_databases.js b/js/server_databases.js
index 726334558d..d1c1190479 100644
--- a/js/server_databases.js
+++ b/js/server_databases.js
@@ -14,6 +14,7 @@
 AJAX.registerTeardown('server_databases.js', function () {
     $(document).off('submit', "#dbStatsForm");
     $(document).off('submit', '#create_database_form.ajax');
+    $('#filterText').unbind('keyup');
 });
 
 /**
@@ -130,4 +131,56 @@ AJAX.registerOnload('server_databases.js', function () {
             }
         }); // end $.post()
     }); // end $(document).on()
+
+    /* Don't show filter if number of databases are very few */
+    var databasesCount = $('#databases_count').html();
+    if(databasesCount <= 10) {
+        $('#tableFilter').hide();
+    }
+
+    var $filterField = $('#filterText');
+    /* Event handler for database filter */
+    $filterField.keyup(function (){
+       var textFilter = null, val = $(this).val();
+       if(val.length != 0) {
+           try {
+               textFilter = new RegExp(val.replace(/_/g, ' '), 'i');
+               $(this).removeClass('error');
+           } catch(e) {
+               if (e instanceof SyntaxError) {
+                   $(this).addClass('error');
+                   textFilter = null;
+               }
+           }
+       }
+       filterVariables(textFilter);
+    });
+
+    /* Trigger filtering of the list based on incoming database name */
+    if ($filterField.val()) {
+        $filterField.trigger('keyup').select();
+    }
+
+    /* Filters the rows by the user given regexp */
+    function filterVariables(textFilter) {
+        var $row, odd_row = false, databasesCount = 0;
+        $('#tabledatabases').find('.db-row').each(function () {
+            $row = $(this);
+            if (textFilter === null ||
+                textFilter.exec($row.find('.name').text())
+               ) {
+                   odd_row = ! odd_row;
+                   $row.css('display', '');
+                   databasesCount += 1;
+                   if (odd_row) {
+                       $row.addClass('odd').removeClass('even');
+                   } else {
+                       $row.addClass('even').removeClass('odd');
+                   }
+               } else {
+                   $row.css('display', 'none');
+               }
+            $('#databases_count').html(databasesCount);
+        });
+    }
 }); // end $()
diff --git a/libraries/controllers/server/ServerDatabasesController.php b/libraries/controllers/server/ServerDatabasesController.php
index 17c372fc01..52bd3bb322 100644
--- a/libraries/controllers/server/ServerDatabasesController.php
+++ b/libraries/controllers/server/ServerDatabasesController.php
@@ -98,6 +98,8 @@ class ServerDatabasesController extends Controller
             $html .= Template::get('server/databases/create')->render();
         }
 
+        $html .= Template::get('filter')->render(array('filterValue'=>''));
+
         /**
          * Gets the databases list
          */
@@ -432,6 +434,7 @@ class ServerDatabasesController extends Controller
 
         foreach ($this->_databases as $current) {
             $tr_class = $odd_row ? 'odd' : 'even';
+            $tr_class .= ' db-row';
             if ($this->dbi->isSystemSchema($current['SCHEMA_NAME'], true)) {
                 $tr_class .= ' noclick';
             }
diff --git a/libraries/controllers/server/ServerVariablesController.php b/libraries/controllers/server/ServerVariablesController.php
index d534ceacc5..eef49093e6 100644
--- a/libraries/controllers/server/ServerVariablesController.php
+++ b/libraries/controllers/server/ServerVariablesController.php
@@ -272,7 +272,7 @@ class ServerVariablesController extends Controller
     {
         // filter
         $filterValue = ! empty($_REQUEST['filter']) ? $_REQUEST['filter'] : '';
-        $output = Template::get('server/variables/variable_filter')
+        $output = Template::get('filter')
             ->render(array('filterValue' => $filterValue));
 
         $output .= '<table id="serverVariables" class="data filteredData noclick">';
diff --git a/templates/server/variables/variable_filter.phtml b/templates/filter.phtml
similarity index 100%
rename from templates/server/variables/variable_filter.phtml
rename to templates/filter.phtml