From f2e66f88a68fab5d5f2c42ee79efb0a350529f2c Mon Sep 17 00:00:00 2001
From: Jimit Modi <jimitm@peopleinteractive.in>
Date: Wed, 29 Oct 2014 15:19:52 +0530
Subject: Add dropdown of servers to select server for comparasion instead of
 copy paste, Dropdown will be available only if config contains more than 1
 server details

---
 index.php | 137 +++++++++++++++++++++++++++++++++++++-------------------------
 1 file changed, 83 insertions(+), 54 deletions(-)

diff --git a/index.php b/index.php
index 6585922..aee2b27 100644
--- a/index.php
+++ b/index.php
@@ -2,6 +2,12 @@
 
 /**
  * This provides a user-interface for using the DbDiff class.
+ * 	
+ * More information on this tool can be found at:
+ * http://joefreeman.co.uk/blog/2009/07/php-script-to-compare-mysql-database-schemas/
+ * 
+ * Copyright (C) 2009, Joe Freeman <joe.freeman@bitroot.com>
+ * Available under http://en.wikipedia.org/wiki/MIT_License
  */
 
 error_reporting(E_ALL);
@@ -16,25 +22,25 @@ require('config.php');
  * @return void
  */
 function show_options($dbs_config) {
-
+	
 	echo '<h3>Step 1: Export database schemas</h3>';
-
+	
 	if (count($dbs_config) > 0) {
-
+		
 		echo '<p class="info">Select a database configuration from the list below, or select \'Enter details...\'</p>';
-
+		
 		echo '<ul id="db-list">';
 		foreach ($dbs_config as $key => $db_config) {
 			echo '<li><a href="?a=export_schema&db=' . $key . '">' . $db_config['name'] . '</a></li>';
 		}
 		echo '<li><em><a href="#" onclick="document.getElementById(\'db-config\').style.display=\'block\';return false;">Enter details...</a></em></li>';
 		echo '</ul>';
-
+		
 	} else {
-
+		
 		echo '<p class="info">Enter connection details in the form below, or setup a database connection in the <code>config.php</code> file.</p>';
 	}
-
+	
 	echo '<form action="?a=export_schema" method="post" id="db-config"' . (count($dbs_config) > 0 ? ' style="display:none;"' : '' ) . '>';
 	echo '<div class="field"><label for="db-host">Host</label><input type="text" name="db-host" id="db-host" value="localhost" /></div>';
 	echo '<div class="field"><label for="db-user">User</label><input type="text" name="db-user" id="db-user" /></div>';
@@ -42,14 +48,28 @@ function show_options($dbs_config) {
 	echo '<div class="field"><label for="db-name">Database</label><input type="text" name="db-name" id="db-name" /></div>';
 	echo '<div class="submit"><input type="submit" value="Export" /></div><div class="clearer"></div>';
 	echo '</form>';
-
+	
 	echo '<h3>Step 2: Compare schemas</h3>';
-
+	
 	echo '<p class="info">Once two database schemas have been exported, paste them here to be compared.</p>';
-
+	
 	echo '<form action="?a=compare" method="post" id="compare">';
-	echo '<div class="field"><label for="schema1">First schema</label><textarea name="schema1" id="schema1" cols="100" rows="5"></textarea></div>';
-	echo '<div class="field"><label for="schema2">Second schema</label><textarea name="schema2" id="schema2" cols="100" rows="5"></textarea></div>';
+	if (count($dbs_config) < 2) {
+		echo '<div class="field"><label for="schema1">First schema</label><textarea name="schema1" id="schema1" cols="100" rows="5"></textarea></div>';
+		echo '<div class="field"><label for="schema2">Second schema</label><textarea name="schema2" id="schema2" cols="100" rows="5"></textarea></div>';
+	} else {
+		echo '<div class=""><label for="schema1">First schema</label><select name="schema1">';
+		foreach ($dbs_config as $key => $db_config) {
+			echo '<option value='. $key .'>' . $db_config['name'] . '</option>';
+		}
+		echo '</select></div>';
+		echo '<div class=""><label for="schema2">Second schema</label><select name="schema2">';
+		foreach ($dbs_config as $key => $db_config) {
+			echo '<option value='. $key .'>' . $db_config['name'] . '</option>';
+		}
+		echo '</select></div>';
+	}
+
 	echo '<div class="submit"><input type="submit" value="Compare" /></div>';
 	echo '</form>';
 }
@@ -70,20 +90,20 @@ function echo_error($error) {
  * @return void
  */
 function export_schema($config) {
-
+	
 	$result = DbDiff::export($config['config'], $config['name']);
-
+	
 	if ($result == null) {
 		echo_error('Couldn\'t connect to database: ' . mysql_error());
 		return;
 	}
-
+	
 	$serialized_schema = serialize($result);
-
+	
 	echo '<h3>Exported \'' . $config['name'] . '\'</h3>';
-
+	
 	echo '<p>Copy the following schema information and then proceed to <a href="?">step 2</a>.</p>';
-
+	
 	echo '<textarea cols="100" rows="20" onclick="this.focus();this.select();">';
 	echo chunk_split($serialized_schema, 100);
 	echo '</textarea>';
@@ -101,7 +121,7 @@ function strip_nl($str) {
 
 /**
  * Returns an 's' character if the count is not 1.
- *
+ * 
  * This is useful for adding plurals.
  *
  * @return string An 's' character or an empty string
@@ -118,24 +138,24 @@ function s($count) {
  * @return void
  */
 function do_compare($schema1, $schema2) {
-
+	
 	if (empty($schema1) || empty($schema2)) {
 		echo_error('Both schemas must be given.');
 		return;
 	}
-
+	
 	$unserialized_schema1 = unserialize(strip_nl($schema1));
 	$unserialized_schema2 = unserialize(strip_nl($schema2));
-
+	
 	$results = DbDiff::compare($unserialized_schema1, $unserialized_schema2);
-
+	
 	if (count($results) > 0) {
-
+		
 		echo '<h3>Found differences in ' . count($results) . ' table' . s(count($results)) . ':</h3>';
-
+		
 		echo '<ul id="differences">';
 		foreach ($results as $table_name => $differences) {
-
+			
 			echo '<li><strong>' . $table_name . '</strong><ul>';
 			foreach ($differences as $difference) {
 				echo '<li>' . $difference . '</li>';
@@ -143,7 +163,7 @@ function do_compare($schema1, $schema2) {
 			echo '</ul></li>';
 		}
 		echo '</ul>';
-
+		
 	} else {
 		echo '<p>No differences found.</p>';
 	}
@@ -157,14 +177,14 @@ function do_compare($schema1, $schema2) {
 <head>
 	<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
 	<title>DbDiff</title>
-
+	
 	<link rel="stylesheet" href="style.css" type="text/css" media="screen" />
-
+	
 </head>
 <body>
-
+	
 <div id="canvas">
-
+	
 <h1><a href="?">DbDiff</a></h1>
 <h2>Tool for comparing database schemas.</h2>
 
@@ -173,29 +193,29 @@ function do_compare($schema1, $schema2) {
 $action = @$_GET['a'];
 
 switch ($action) {
-
+	
 	case 'export_schema':
-
+	
 		if (isset($_GET['db'])) {
-
+			
 			$db = $_GET['db'];
-
+	
 			if (!isset($dbs_config[$db])) {
 				echo_error('No database configuration selected.');
 				break;
 			}
 
 			$config = $dbs_config[$db];
-
+			
 		} else {
-
+			
 			if (!isset($_POST['db-host']) || !isset($_POST['db-user'])
 				|| !isset($_POST['db-password'])
 				|| !isset($_POST['db-name'])) {
 					echo_error('No database configuration entered.');
 					break;
 				}
-
+				
 			$config = array(
 				'name' => $_POST['db-name'] . ' (' . $_POST['db-host'] . ')',
 				'config' => array(
@@ -206,41 +226,50 @@ switch ($action) {
 				)
 			);
 		}
-
+		
 		export_schema($config);
-
+		
 		echo '<p><a href="?">&laquo; Back to main page</a></p>';
-
+		
 		break;
-
+		
 	case 'compare':
+		
+		if (count($dbs_config) < 2) {
+			$schema1 = @$_POST['schema1'];
+			$schema2 = @$_POST['schema2'];
+			
+			if (get_magic_quotes_gpc()) { // sigh...
+				$schema1 = stripslashes($schema1);
+				$schema2 = stripslashes($schema2);
+			}
+		} else {
+			$schema1 = $dbs_config[@$_POST['schema1']];
+			$schema2 = $dbs_config[@$_POST['schema2']];
 
-		$schema1 = @$_POST['schema1'];
-		$schema2 = @$_POST['schema2'];
-
-		if (get_magic_quotes_gpc()) { // sigh...
-			$schema1 = stripslashes($schema1);
-			$schema2 = stripslashes($schema2);
+			$schema1 = serialize(DbDiff::export($schema1['config'], $schema1['name']));
+			$schema2 = serialize(DbDiff::export($schema2['config'], $schema2['name']));
 		}
 
 		do_compare($schema1, $schema2);
-
+		
 		echo '<p><a href="?">&laquo; Back to main page</a></p>';
-
+		
 		break;
-
+		
 	default:
-
+	
 		show_options($dbs_config);
 }
 
 ?>
 
 <div id="footer">
-	<p>More information on this tool is available from the corresponding <a href="http://joef.co.uk/blog/2009/07/php-script-to-compare-mysql-database-schemas/">blog post</a>.</p>
+	<p>More information on this tool is available from the corresponding <a href="http://joefreeman.co.uk/blog/2009/07/php-script-to-compare-mysql-database-schemas/">blog post</a>.</p>
+	<p>Copyright &copy; 2009 <a href="mailto:joe.freeman@bitroot.com">Joe Freeman</a>. Code available under the <a href="http://en.wikipedia.org/wiki/MIT_License">MIT License</a>.</p>
 </div>
 
 </div>
 
 </body>
-</html>
+</html>
\ No newline at end of file
-- 
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