diff -r 299a90e28abc -r 87e08a6e4fec install/includes/stages/database_mysql.php
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/install/includes/stages/database_mysql.php	Wed Jan 16 13:55:49 2008 -0500
@@ -0,0 +1,508 @@
+<?php
+
+/*
+ * Enano - an open-source CMS capable of wiki functions, Drupal-like sidebar blocks, and everything in between
+ * Version 1.1.1
+ * Copyright (C) 2006-2007 Dan Fuhry
+ * Installation package
+ * database_mysql.php - Installer database info page, MySQL
+ *
+ * This program is Free Software; you can redistribute and/or modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
+ * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for details.
+ */
+
+if ( !defined('IN_ENANO_INSTALL') )
+  die();
+
+if ( isset($_POST['_cont']) )
+{
+  $allow_go = true;
+  // Do we have everything? If so, continue with installation.
+  foreach ( array('db_host', 'db_name', 'db_user', 'db_pass') as $field )
+  {
+    if ( empty($_POST[$field]) )
+    {
+      $allow_go = false;
+    }
+  }
+  if ( $allow_go )
+  {
+    require( ENANO_ROOT . '/install/includes/stages/database_post.php' );
+    return true;
+  }
+}
+
+if ( isset($_POST['ajax_test']) )
+{
+  // Test the database connection
+  $return = array(
+      'can_install' => false,
+      'host_good' => true,
+      'creating_user' => false,
+      'db_exist' => false,
+      'creating_db' => false,
+      'creating_db_grant' => false,
+      'root_fail' => false,
+      'version' => array(
+        'version' => 'unknown',
+        'good' => 'indeterminate'
+      ),
+      'last_error' => ''
+    );
+  
+  if ( !isset($_POST['info']) )
+    die();
+  
+  $info = $_POST['info'];
+  
+  // From here on out will be JSON responses
+  header('Content-type: application/json');
+  
+  try
+  {
+    $info = @enano_json_decode($info);
+  }
+  catch ( Zend_Json_Exception $e )
+  {
+    die(enano_json_encode(array(
+        'mode' => 'error',
+        'error' => 'Exception in JSON decoder'
+      )));
+  }
+  
+  // Try to connect as the normal user
+  $test = @mysql_connect($info['db_host'], $info['db_user'], $info['db_pass']);
+  if ( !$test )
+  {
+    $return['creating_user'] = true;
+    $return['last_error'] = mysql_error();
+    if ( strstr( $return['last_error'], 'Lost connection' ) || strstr( $return['last_error'], 'Unknown MySQL server host' ) )
+    {
+      $return['host_good'] = false;
+    }
+    // Doing that failed. If we have root credentials, test those
+    if ( !empty($info['db_root_user']) && !empty($info['db_root_pass']) )
+    {
+      // Log in with root rights and if that works, tell 'em we'll reset the password or create
+      // the account if it doesn't exist already. This is done with GRANT ALL PRIVILEGES ON enano_db.*
+      // etc etc, a little hackish but known to work with MySQL >= 4.1.
+      $test_root = @mysql_connect($info['db_host'], $info['db_root_user'], $info['db_root_pass']);
+      if ( $test_root )
+      {
+        // We logged in with root rights, assume that we have appropriate permissions.
+        // If not, well, the installation will fail. Tough on the user, but creating
+        // test databases/users is too risky.
+        
+        // Does the database exist?
+        $q = @mysql_query('USE `' . mysql_real_escape_string($info['db_name']) . '`;', $test_root);
+        if ( !$q )
+        {
+          // Nope, we'll have to create it
+          $return['creating_db'] = true;
+          $return['last_error'] = mysql_error();
+        }
+        
+        $version = mysql_get_server_info($test_root);
+        $return['version'] = array(
+          'version' => $version,
+          'good' => version_compare($version, '4.0.17', '>=')
+        );
+        
+        $return['can_install'] = ( $return['version']['good'] ) ? true : false;
+      }
+      else
+      {
+        // Well that helped. Root credentials are bad.
+        $return['creating_db'] = true;
+        $return['root_fail'] = true;
+      }
+    }
+    else
+    {
+      // No root credentials, fail out
+      $return['root_fail'] = true;
+    }
+  }
+  else
+  {
+    // We're connected; do we have permission to use the database?
+    $have_database = false;
+    $q = @mysql_query('USE `' . mysql_real_escape_string($info['db_name']) . '`;', $test);
+    if ( $q )
+    {
+      // Permissions are good and we're all connected. Perform version check...
+      $version = mysql_get_server_info($test);
+      $return['version'] = array(
+        'version' => $version,
+        'good' => version_compare($version, '4.0.17', '>=')
+      );
+      
+      $return['can_install'] = ( $return['version']['good'] ) ? true : false;
+    }
+    else
+    {
+      $return['last_error'] = mysql_error();
+      $return['creating_db'] = true;
+      
+      // We don't have permission to use the database or it doesn't exist.
+      // See if we have a root login to work with, if not then fail
+      if ( !empty($info['db_root_user']) && !empty($info['db_root_pass']) )
+      {
+        // Log in with root rights and if that works, tell 'em we'll create the database.
+        $test_root = @mysql_connect($info['db_host'], $info['db_root_user'], $info['db_root_pass']);
+        if ( $test_root )
+        {
+          // We logged in with root rights, assume that we have appropriate permissions.
+          // If not, well, the installation will fail. Tough on the user, but creating
+          // test databases/users is too risky.
+          
+          // See if the database already exists
+          $dbname = mysql_real_escape_string($info['db_name']);
+          $q = @mysql_query("SHOW DATABASES LIKE '$dbname';", $test_root);
+          if ( $q )
+          {
+            if ( mysql_num_rows($q) > 0 )
+            {
+              $return['creating_db'] = false;
+              $return['creating_db_grant'] = true;
+            }
+            @mysql_free_result($q);
+          }
+          
+          $version = mysql_get_server_info($test);
+          $return['version'] = array(
+            'version' => $version,
+            'good' => version_compare($version, '4.0.17', '>=')
+          );
+          
+          $return['can_install'] = ( $return['version']['good'] ) ? true : false;
+        }
+        else
+        {
+          // Well that helped. Root credentials are bad.
+          $return['creating_db'] = true;
+          $return['root_fail'] = true;
+        }
+      }
+      // No root credentials, fail out
+    }
+  }
+  
+  if ( isset($test) && @is_resource($test) )
+    @mysql_close($test);
+  
+  if ( isset($test_root) && @is_resource($test_root) )
+    @mysql_close($test_root);
+  
+  echo enano_json_encode($return);
+  
+  exit();
+}
+
+$ui->add_header('<script type="text/javascript" src="includes/js/formutils.js"></script>');
+$ui->show_header();
+
+?>
+
+<div style="float: right; padding: 10px 0 10px 10px;">
+  <img alt="MySQL logo" src="../images/about-powered-mysql.png" />
+</div>
+
+<p><?php echo $lang->get('dbmysql_blurb_needdb'); ?></p>
+<p><?php echo $lang->get('dbmysql_blurb_howtomysql'); ?></p>
+<?php
+if ( @file_exists('/etc/enano-is-virt-appliance') )
+{
+  echo '<p>
+          ' . $lang->get('database_vm_login_info', array( 'host' => 'localhost', 'user' => 'enano', 'pass' => 'clurichaun', 'name' => 'enano_www1' )) . '
+        </p>';
+}
+?>
+
+<script type="text/javascript">
+
+  var tested = false;
+
+  function verify(field)
+  {
+    if ( tested && !field )
+      return true;
+    tested = false;
+    if ( document.getElementById('verify_error').className != '' )
+    {
+      document.getElementById('verify_error').className = '';
+      document.getElementById('verify_error').innerHTML = '';
+    }
+    var frm = document.forms.database_info;
+    // List of fields
+    var fields = {
+      db_host: frm.db_host,
+      db_name: frm.db_name,
+      db_user: frm.db_user,
+      db_pass: frm.db_pass,
+      table_prefix: frm.table_prefix,
+      db_root_user: frm.db_root_user,
+      db_root_pass: frm.db_root_pass
+    };
+    var passed = true;
+    // Main validation
+    if ( field == fields.db_host || !field )
+    {
+      var matches = fields.db_host.value.match(/^([a-z0-9_-]+)((\.([a-z0-9_-]+))*)?$/);
+      document.getElementById('s_db_host').src = ( matches ) ? img_neu : img_bad;
+      if ( !matches )
+        passed = false;
+    }
+    if ( field == fields.db_name || !field )
+    {
+      var matches = fields.db_name.value.match(/^[A-z0-9_-]+$/);
+      document.getElementById('s_db_name').src = ( matches ) ? img_neu : img_bad;
+      if ( !matches )
+        passed = false;
+    }
+    if ( field == fields.db_user || field == fields.db_pass || !field )
+    {
+      var matches = fields.db_user.value.match(/^[A-z0-9_-]+$/);
+      document.getElementById('s_db_auth').src = ( matches ) ? img_neu : img_bad;
+      if ( !matches )
+        passed = false;
+    }
+    if ( field == fields.table_prefix || !field )
+    {
+      var matches = fields.table_prefix.value.match(/^[a-z0-9_]*$/);
+      document.getElementById('s_table_prefix').src = ( matches ) ? img_good : img_bad;
+      if ( !matches )
+        passed = false;
+    }
+    if ( field == fields.db_root_user || field == fields.db_root_pass || !field )
+    {
+      var matches = ( ( fields.db_root_user.value.match(/^[A-z0-9_-]+$/) && fields.db_root_pass.value.match(/^.+$/) ) || fields.db_root_user.value == '' );
+      document.getElementById('s_db_root').src = ( matches ) ? img_neu : img_bad;
+      if ( !matches )
+        passed = false;
+    }
+    return passed;
+  }
+  
+  function ajaxTestConnection()
+  {
+    if ( !verify() )
+    {
+      document.body.scrollTop = 0;
+      new Spry.Effect.Shake('enano-body', {duration: 750}).start();
+      document.getElementById('verify_error').className = 'error-box-mini';
+      document.getElementById('verify_error').innerHTML = $lang.get('meta_msg_err_verification');
+      return false;
+    }
+    install_set_ajax_loading();
+    
+    var frm = document.forms.database_info;
+    var connection_info = 'info=' + ajaxEscape(toJSONString({
+        db_host: frm.db_host.value,
+        db_name: frm.db_name.value,
+        db_user: frm.db_user.value,
+        db_pass: frm.db_pass.value,
+        db_root_user: frm.db_root_user.value,
+        db_root_pass: frm.db_root_pass.value
+      }));
+    
+    ajaxPost(scriptPath + '/install/install.php?stage=database', connection_info + '&driver=mysql&ajax_test=on&language=' + enano_lang_code[ENANO_LANG_ID], function()
+      {
+        if ( ajax.readyState == 4 )
+        {
+          setTimeout('install_unset_ajax_loading();', 750);
+          // Process response
+          var response = String(ajax.responseText + '');
+          if ( response.substr(0, 1) != '{' )
+          {
+            alert('Received an invalid JSON response from the server.');
+            return false;
+          }
+          response = parseJSON(response);
+          document.getElementById('e_db_host').innerHTML = '';
+          document.getElementById('e_db_name').innerHTML = '';
+          document.getElementById('e_db_auth').innerHTML = '';
+          document.getElementById('e_db_root').innerHTML = '';
+          if ( response.can_install )
+          {
+            tested = true;
+            var statuses = ['s_db_host', 's_db_name', 's_db_auth', 's_table_prefix', 's_db_root', 's_mysql_version'];
+            for ( var i in statuses )
+            {
+              var img = document.getElementById(statuses[i]);
+              if ( img )
+                img.src = img_good;
+            }
+            document.getElementById('e_mysql_version').innerHTML = $lang.get('dbmysql_msg_info_mysql_good');
+            document.getElementById('verify_error').className = 'info-box-mini';
+            document.getElementById('verify_error').innerHTML = $lang.get('dbmysql_msg_test_success');
+            if ( response.creating_db )
+            {
+              document.getElementById('e_db_name').innerHTML = $lang.get('dbmysql_msg_warn_creating_db');
+            }
+            if ( response.creating_user )
+            {
+              document.getElementById('e_db_auth').innerHTML = $lang.get('dbmysql_msg_warn_creating_user');
+            }
+          }
+          else
+          {
+            // Oh dear, oh dear, oh dear, oh dear, oh dear...
+            if ( response.creating_db )
+            {
+              document.getElementById('e_db_name').innerHTML = $lang.get('dbmysql_msg_err_mysql_dbexist', { mysql_error: response.last_error });
+              document.getElementById('s_db_name').src = img_bad;
+            }
+            if ( response.creating_user )
+            {
+              document.getElementById('e_db_auth').innerHTML = $lang.get('dbmysql_msg_err_mysql_auth', { mysql_error: response.last_error });
+              document.getElementById('s_db_auth').src = img_bad;
+            }
+            if ( !response.host_good )
+            {
+              document.getElementById('e_db_host').innerHTML = $lang.get('dbmysql_msg_err_mysql_connect', { db_host: frm.db_host.value, mysql_error: response.last_error });
+              document.getElementById('s_db_host').src = img_bad;
+            }
+          }
+        }
+      });
+  }
+
+</script>
+
+<form action="install.php?stage=database" method="post" name="database_info">
+<input type="hidden" name="language" value="<?php echo $lang_id; ?>" />
+<input type="hidden" name="driver" value="mysql" />
+
+<table border="0" cellspacing="0" cellpadding="10" width="100%">
+  <tr>
+    <td colspan="3" style="text-align: center">
+      <h3><?php echo $lang->get('dbmysql_table_title'); ?></h3>
+    </td>
+  </tr>
+  <tr>
+    <td>
+      <b><?php echo $lang->get('dbmysql_field_hostname_title'); ?></b>
+      <br /><?php echo $lang->get('dbmysql_field_hostname_body'); ?>
+      <br /><span style="color: #993300" id="e_db_host"></span>
+    </td>
+    <td>
+      <input onkeyup="verify(this);" tabindex="1" name="db_host" size="30" type="text" />
+    </td>
+    <td>
+      <img id="s_db_host" alt="Good/bad icon" src="../images/bad.gif" />
+    </td>
+  </tr>
+  <tr>
+    <td>
+      <b><?php echo $lang->get('dbmysql_field_dbname_title'); ?></b><br />
+      <?php echo $lang->get('dbmysql_field_dbname_body'); ?><br />
+      <span style="color: #993300" id="e_db_name"></span>
+    </td>
+    <td>
+      <input onkeyup="verify(this);" tabindex="2" name="db_name" size="30" type="text" />
+    </td>
+    <td>
+      <img id="s_db_name" alt="Good/bad icon" src="../images/bad.gif" />
+    </td>
+  </tr>
+  <tr>
+    <td>
+      <b><?php echo $lang->get('dbmysql_field_dbauth_title'); ?></b><br />
+      <?php echo $lang->get('dbmysql_field_dbauth_body'); ?><br />
+      <span style="color: #993300" id="e_db_auth"></span>
+    </td>
+    <td>
+      <input onkeyup="verify(this);" tabindex="3" name="db_user" size="30" type="text" /><br />
+      <br />
+      <input name="db_pass" tabindex="4" size="30" type="password" />
+    </td>
+    <td>
+      <img id="s_db_auth" alt="Good/bad icon" src="../images/bad.gif" />
+    </td>
+  </tr>
+  <tr>
+    <td colspan="3" style="text-align: center">
+      <h3><?php echo $lang->get('database_heading_optionalinfo'); ?></h3>
+    </td>
+  </tr>
+  <tr>
+    <td>
+      <b><?php echo $lang->get('dbmysql_field_tableprefix_title'); ?></b><br />
+      <?php echo $lang->get('dbmysql_field_tableprefix_body'); ?>
+    </td>
+    <td>
+      <input onkeyup="verify(this);" tabindex="5" name="table_prefix" size="30" type="text" />
+    </td>
+    <td>
+      <img id="s_table_prefix" alt="Good/bad icon" src="../images/good.gif" />
+    </td>
+  </tr>
+  <tr>
+    <td>
+      <b><?php echo $lang->get('dbmysql_field_rootauth_title'); ?></b><br />
+      <?php echo $lang->get('dbmysql_field_rootauth_body'); ?><br />
+      <span style="color: #993300" id="e_db_root"></span>
+    </td>
+    <td>
+      <input onkeyup="verify(this);" tabindex="6" name="db_root_user" size="30" type="text" /><br />
+      <br />
+      <input onkeyup="verify(this);" tabindex="7" name="db_root_pass" size="30" type="password" />
+    </td>
+    <td>
+      <img id="s_db_root" alt="Good/bad icon" src="../images/good.gif" />
+    </td>
+  </tr>
+  <tr>
+    <td>
+      <b><?php echo $lang->get('dbmysql_field_mysqlversion_title'); ?></b>
+    </td>
+    <td id="e_mysql_version">
+      <?php echo $lang->get('dbmysql_field_mysqlversion_blurb_willbechecked'); ?>
+    </td>
+    <td>
+      <img id="s_mysql_version" alt="Good/bad icon" src="../images/unknown.gif" />
+    </td>
+  </tr>
+  <tr>
+    <td>
+      <b><?php echo $lang->get('dbmysql_field_droptables_title'); ?></b><br />
+      <?php echo $lang->get('dbmysql_field_droptables_body'); ?>
+    </td>
+    <td colspan="2">
+      <input type="checkbox" tabindex="8" name="drop_tables" id="dtcheck" />  <label for="dtcheck"><?php echo $lang->get('dbmysql_field_droptables_lbl'); ?></label>
+    </td>
+  </tr>
+  <tr>
+    <td colspan="3" style="text-align: center">
+      <input type="button" tabindex="9" value="<?php echo $lang->get('dbmysql_btn_testconnection'); ?>" onclick="ajaxTestConnection();" />
+      <div id="verify_error"></div>
+    </td>
+  </tr>
+
+</table>
+
+<table border="0">
+  <tr>
+    <td>
+      <input type="submit" tabindex="10" value="<?php echo $lang->get('meta_btn_continue'); ?>" onclick="return verify();" name="_cont" />
+    </td>
+    <td>
+      <p>
+        <span style="font-weight: bold;"><?php echo $lang->get('meta_lbl_before_continue'); ?></span><br />
+        &bull; <?php echo $lang->get('database_objective_test'); ?><br />
+        &bull; <?php echo $lang->get('database_objective_uncrypt'); ?>
+      </p>
+    </td>
+  </tr>
+</table>
+
+</form>
+
+<script type="text/javascript">
+  verify();
+</script>
+