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<?php
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// $Id: watchdog_live.module,v 1.4 2009/04/22 06:21:54 naxoc Exp $
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/**
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* @file
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* Adds auto update functionality to the watchdog table.
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*/
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/**
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* Implementation of hook_menu().
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*/
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function watchdog_live_menu() {
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$items = array();
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$items['admin/logs/watchdog/live/callback/%'] = array(
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'page callback' => 'watchdog_live_callback',
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'page arguments' => array(5),
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'access arguments' => array('access site reports'),
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'type' => MENU_CALLBACK,
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);
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$items['admin/logs/watchdog/live/settings'] = array(
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'page callback' => 'watchdog_live_settings',
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'access arguments' => array('access site reports'),
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'type' => MENU_CALLBACK,
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);
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$items['admin/reports/watchdogmini'] = array(
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'title' => 'Watchdog mini',
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'description' => 'A popup window with the site log live',
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'page callback' => 'watchdog_live_popup',
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'access arguments' => array('access site reports'),
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);
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return $items;
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}
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/**
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* Implementation of hook_menu_link_alter().
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*/
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function watchdog_live_menu_link_alter(&$item, $menu) {
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if ('admin/reports/watchdogmini' == $item['link_path']) {
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// Make the menu link open in a new window
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$item['options']['attributes']['onclick'] = "var w=window.open(this.href, 'watchdog_live_popup', 'width=820,height=400,scrollbars,resizable'); w.focus(); return false;";
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}
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}
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/**
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* Implementation of hook_form_alter().
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*/
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function watchdog_live_form_alter(&$form, &$form_state , $form_id) {
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if ($form_id == 'dblog_filter_form' && empty($_GET['page'])) {
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// Include needed JavaScript.
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$path = array(
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'callback_url' => url('admin/logs/watchdog/live/callback/'. (arg(2) == 'watchdogmini' ? 'mini' : 'full')),
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'setting_url' => url('admin/logs/watchdog/live/settings')
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);
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drupal_add_js(array('watchdogLive' => $path), 'setting');
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drupal_add_js(drupal_get_path('module', 'watchdog_live') .'/watchdog_live.js');
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$intervals = drupal_map_assoc(array(500, 1000, 2000, 3000, 5000, 10000), create_function('$a', 'return $a/1000 . " '. t('seconds') .'";'));
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// Add configurable options right on the watchdog page so we can update instantly.. Just for kicks.
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$form['watchdog_live'] = array('#type' => 'fieldset', '#title' => t('Live settings'), '#tree' => TRUE, '#collapsible' => TRUE, '#collapsed' => (arg(2) == 'watchdogmini' ? TRUE : FALSE));
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if (user_access('administer site configuration')) {
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$form['watchdog_live']['interval'] = array(
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'#type' => 'select', '#title' => t('Update interval'),
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'#options' => $intervals, '#default_value' => variable_get('watchdog_live_interval', 3000)
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);
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}
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$form['watchdog_live']['disabled'] = array(
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'#type' => 'checkbox', '#title' => t('Disable live updating'),
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'#default_value' => $_SESSION['watchdog_live_disabled']
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);
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}
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}
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/**
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* Callback used to retrieve the updated table.
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*/
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function watchdog_live_callback($page_name) {
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// Make sure we need to update the table.
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if (watchdog_live_update_needed($page_name)) {
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require_once drupal_get_path('module', 'dblog') .'/dblog.admin.inc';
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$output['content'] = preg_replace('#<form.*</form>\s+#s', '', dblog_overview());
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// Fix url
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$output['content'] = preg_replace('#admin/logs/watchdog/live/callback/'. $page_name .'#', 'admin/reports/dblog', $output['content']);
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}
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else {
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$output['error'] = TRUE;
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}
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print drupal_to_js($output);
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exit;
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}
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/**
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* Update the settings.
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*/
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function watchdog_live_settings() {
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// Handle interval.
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if (isset($_POST['interval']) && intval($_POST['interval']) && user_access('administer site configuration')) {
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variable_set('watchdog_live_interval', $_POST['interval']);
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}
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// Allow users to turn off live updating for a session.
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if (isset($_POST['disabled'])) {
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$_SESSION['watchdog_live_disabled'] = $_POST['disabled'];
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}
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// Give it something.
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print 1;
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exit;
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}
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/**
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* @param $page_name
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* The page calling to check for updates
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*/
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function watchdog_live_update_needed($page_name) {
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$session_string = 'watchdog_live_latest_wid_'. $page_name;
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$latest_wid = db_result(db_query_range("SELECT wid FROM {watchdog} ORDER BY wid DESC", 0, 1));
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if ($_SESSION[$session_string] < $latest_wid) {
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$_SESSION[$session_string] = $latest_wid;
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return TRUE;
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}
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return FALSE;
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}
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function watchdog_live_popup() {
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require_once drupal_get_path('module', 'dblog') .'/dblog.admin.inc';
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// Suppress admin_menu.
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module_invoke('admin_menu', 'suppress');
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// Fix url
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$output = preg_replace('#admin/reports/watchdogmini#', 'admin/reports/dblog', dblog_overview());
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// If the popups api module is present - use it for nice popups
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if (module_exists('popups')) {
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popups_add_popups(array("#admin-dblog tr td a"));
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}
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print theme('watchdog_live_popup', $output);
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return;
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}
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/**
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* Implementation of hook_theme().
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*/
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function watchdog_live_theme() {
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return array('watchdog_live_popup' => array(
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'arguments' => array('content' => NULL),
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'template' => 'watchdog-live-popup',
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)
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);
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return $hooks;
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}
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/**
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* Set some variables for the popup page
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*/
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function template_preprocess_watchdog_live_popup(&$variables) {
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// Add favicon.
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if (theme_get_setting('toggle_favicon')) {
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drupal_set_html_head('<link rel="shortcut icon" href="'. check_url(theme_get_setting('favicon')) .'" type="image/x-icon" />');
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}
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// Construct page title.
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if (drupal_get_title()) {
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$head_title[] = strip_tags(drupal_get_title());
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}
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$head_title[] = variable_get('site_name', 'Drupal');
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$variables['head_title'] = implode(' | ', $head_title);
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$variables['base_path'] = base_path();
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$variables['front_page'] = url();
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$variables['head'] = drupal_get_html_head();
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$variables['language'] = $GLOBALS['language'];
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$variables['language']->dir = $GLOBALS['language']->direction ? 'rtl' : 'ltr';
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$variables['messages'] = theme('status_messages');
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$variables['styles'] = drupal_get_css();
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$variables['scripts'] = drupal_get_js();
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$variables['title'] = drupal_get_title();
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// Closure should be filled last.
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$variables['closure'] = theme('closure');
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}
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