- Patch #79622 by Dries: added views to see the most popular search terms,

the most important 404s and 403s.  This makes the watchdog data easier to
  use.  Improved consistency of the 'amdminister > logs' section.

includes/common.inc

@@ -318,7 +318,8 @@ function drupal_site_offline() {
  */
 function drupal_not_found() {
   drupal_set_header('HTTP/1.0 404 Not Found');
-  watchdog('page not found', t('%page not found.', array('%page' => $_GET['q'])), WATCHDOG_WARNING);
+
+  watchdog('page not found', check_plain($_GET['q']), WATCHDOG_WARNING);
 
   // Keep old path for reference
   if (!isset($_REQUEST['destination'])) {
@@ -347,7 +348,7 @@ function drupal_not_found() {
  */
 function drupal_access_denied() {
   drupal_set_header('HTTP/1.0 403 Forbidden');
-  watchdog('access denied', t('%page denied access.', array('%page' => $_GET['q'])), WATCHDOG_WARNING, l(t('view'), $_GET['q']));
+  watchdog('access denied', check_plain($_GET['q']), WATCHDOG_WARNING);
 
 // Keep old path for reference
   if (!isset($_REQUEST['destination'])) {

modules/search/search.module

@@ -170,6 +170,10 @@ function search_menu($may_cache) {
       'callback arguments' => array('search_wipe_confirm'),
       'access' => user_access('administer search'),
       'type' => MENU_CALLBACK);
+    $items[] = array('path' => 'admin/logs/search', 'title' => t('top search phrases'),
+      'description' => t('View most popular search phrases.'),
+      'callback' => 'watchdog_top',
+      'callback arguments' => array('search'));
   }
   else if (arg(0) == 'search') {
     // To remember the user's search keywords when switching across tabs,
@@ -920,7 +924,7 @@ function search_view() {
     // Only perform search if there is non-whitespace search term:
     if (trim($keys)) {
       // Log the search keys:
-      watchdog('search', t('Search: %keys (@type).', array('%keys' => $keys, '@type' => module_invoke($type, 'search', 'name'))), WATCHDOG_NOTICE, l(t('results'), 'search/'. $type .'/'. $keys));
+      watchdog('search', t('%keys (@type).', array('%keys' => $keys, '@type' => module_invoke($type, 'search', 'name'))), WATCHDOG_NOTICE, l(t('results'), 'search/'. $type .'/'. $keys));
 
       // Collect the search results:
       $results = search_data($keys, $type);

modules/statistics/statistics.module

@@ -117,10 +117,9 @@ function statistics_menu($may_cache) {
     $items[] = array(
       'path' => 'admin/logs/hits',
       'title' => t('recent hits'),
-      'description' => t('View pages that have recently been hit.'),
+      'description' => t('View pages that have recently been visited.'),
       'callback' => 'statistics_recent_hits',
-      'access' => $access,
+      'access' => $access);
-      'weight' => 3);
     $items[] = array(
       'path' => 'admin/logs/pages',
       'title' => t('top pages'),
@@ -137,7 +136,7 @@ function statistics_menu($may_cache) {
       'weight' => 2);
     $items[] = array(
       'path' => 'admin/logs/referrers',
-      'title' => t('referrers'),
+      'title' => t('top referrers'),
       'description' => t('View top referrers.'),
       'callback' => 'statistics_top_referrers',
       'access' => $access);
@@ -155,8 +154,8 @@ function statistics_menu($may_cache) {
       'callback' => 'drupal_get_form',
       'callback arguments' => array('statistics_access_logging_settings'),
       'access' => user_access('administer site configuration'),
-      'type' => MENU_NORMAL_ITEM
+      'type' => MENU_NORMAL_ITEM,
-    );
+      'weight' => 3);
   }
   else {
     if (arg(0) == 'user' && is_numeric(arg(1)) && variable_get('statistics_enable_access_log', 0)) {

modules/watchdog/watchdog.module

@@ -47,10 +47,18 @@ function watchdog_menu($may_cache) {
       'callback' => 'system_admin_menu_block_page',
       'weight' => 5,
       'position' => 'left');
-    $items[] = array('path' => 'admin/logs/watchdog', 'title' => t('watchdog log'),
+    $items[] = array('path' => 'admin/logs/watchdog', 'title' => t('recent log entries'),
-      'description' => t('View the primary system log.'),
+      'description' => t('View events that have recently been logged.'),
-      'weight' => -10,
+      'callback' => 'watchdog_overview',
-      'callback' => 'watchdog_overview');
+      'weight' => -1);
+    $items[] = array('path' => 'admin/logs/page-not-found', 'title' => t("top 'page not found' errors"),
+      'description' => t("View 'page not found errors' (404s)."),
+      'callback' => 'watchdog_top',
+      'callback arguments' => array('page not found'));
+    $items[] = array('path' => 'admin/logs/access-denied', 'title' => t("top 'access denied' errors"),
+      'description' => t("View 'access denied' errors (403s)."),
+      'callback' => 'watchdog_top',
+      'callback arguments' => array('access denied'));
     $items[] = array('path' => 'admin/logs/event', 'title' => t('details'),
       'callback' => 'watchdog_event',
       'type' => MENU_CALLBACK);
@@ -160,6 +168,33 @@ function watchdog_overview() {
   return $output;
 }
 
+/**
+ * Menu callback; generic function to display a page of the most frequent
+ * watchdog events of a specified type.
+ */
+function watchdog_top($type) {
+
+  $header = array(
+    array('data' => t('Count'), 'field' => 'count', 'sort' => 'desc'),
+    array('data' => t('Message'), 'field' => 'message')
+  );
+
+  $result = pager_query("SELECT COUNT(wid) AS count, message FROM {watchdog} WHERE type = '%s' GROUP BY message ". tablesort_sql($header), 30, 0, "SELECT COUNT(DISTINCT(message)) FROM {watchdog} WHERE type = '%s'", $type);
+
+  while ($watchdog = db_fetch_object($result)) {
+    $rows[] = array($watchdog->count, truncate_utf8($watchdog->message, 56, TRUE, TRUE));
+  }
+
+  if (!$rows) {
+    $rows[] = array(array('data' => t('No log messages available.'), 'colspan' => 2));
+  }
+
+  $output  = theme('table', $header, $rows);
+  $output .= theme('pager', NULL, 30, 0);
+
+  return $output;
+}
+
 function theme_watchdog_form_overview($form) {
   return '<div class="container-inline">'. drupal_render($form) .'</div>';
 }