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<?php |
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class pc_robotstxt_admin { |
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|
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function __construct() { |
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// stuff to do when the plugin is loaded |
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add_action( 'admin_menu', array( &$this, 'admin_menu' ) ); |
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} |
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|
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function admin_menu() { |
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add_options_page( 'Virtual Robots.txt Settings', 'Virtual Robots.txt', 'manage_options', __FILE__, array( &$this, 'settings_page' ) ); |
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}// end function |
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|
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function settings_page() { |
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|
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global $pc_robotstxt; |
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$options = $pc_robotstxt->get_options(); |
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|
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$protocol = ( ( !empty($_SERVER['HTTPS'] ) && $_SERVER['HTTPS'] != 'off' ) || $_SERVER['SERVER_PORT'] == 443 ) ? "https://" : "http://"; |
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$host = $_SERVER['HTTP_HOST']; |
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|
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if ( isset($_POST['update']) ) { |
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|
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// check user is authorised |
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if ( function_exists( 'current_user_can' ) && !current_user_can( 'manage_options' ) ) { |
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die( 'Sorry, not allowed...' ); |
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} |
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check_admin_referer( 'pc_robotstxt_settings' ); |
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|
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$options['user_agents'] = trim( $_POST['user_agents'] ); |
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|
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isset( $_POST['remove_settings'] ) ? $options['remove_settings'] = true : $options['remove_settings'] = false; |
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|
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update_option( 'pc_robotstxt', $options ); |
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|
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echo '<div id="message" class="updated fade"><p><strong>Settings saved.</strong></p></div>'; |
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|
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}// end if |
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|
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echo '<div class="wrap">' |
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.'<h2>Virtual Robots.txt Settings</h2>' |
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.'<form method="post">'; |
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if ( function_exists( 'wp_nonce_field' ) ) wp_nonce_field( 'pc_robotstxt_settings' ); |
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echo '<h3>User Agents and Directives for this site</h3>' |
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.'<p>The default rules that are set when the plugin is first activated are appropriate for WordPress.</p>' |
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.'<p>You can <a href="' . $protocol . $host . '/robots.txt" target="_blank" onclick="window.open(\'' . $protocol . $host . '/robots.txt\', \'popupwindow\', \'resizable=1,scrollbars=1,width=760,height=500\');return false;">preview your robots.txt file here</a> (opens a new window). If your robots.txt file doesn\'t match what is shown below, you may have a physical file that is being displayed instead.</p>' |
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.'<table class="form-table">' |
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.'<tr>' |
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.'<td colspan="2"><textarea name="user_agents" rows="6" id="user_agents" style="width:99%;height:300px;">' .strip_tags( stripslashes( $options['user_agents'] ) ) . '</textarea></td>' |
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.'</tr>' |
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.'<tr>' |
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.'<th scope="row">Delete settings when deactivating this plugin:</th>' |
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.'<td><input type="checkbox" id="remove_settings" name="remove_settings"'; |
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if ( $options['remove_settings'] ) echo 'checked="checked"'; |
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echo ' /> <span class="setting-description">When you tick this box all saved settings will be deleted when you deactivate this plugin.</span></td>' |
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.'</tr>' |
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.'</table>' |
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.'<p class="submit"><input type="submit" name="update" class="button-primary" value="Save Changes" /></p>' |
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.'</form>' |
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.'</div>'; |
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|
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}// end function |
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|
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}// end class |
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$pc_robotstxt_admin = new pc_robotstxt_admin; |
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