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-rw-r--r--mod/logrotate/languages/en.php11
-rw-r--r--mod/logrotate/start.php75
-rw-r--r--mod/logrotate/views/default/settings/logrotate/edit.php22
3 files changed, 103 insertions, 5 deletions
diff --git a/mod/logrotate/languages/en.php b/mod/logrotate/languages/en.php
index e60d1b841..c3cf2d8ad 100644
--- a/mod/logrotate/languages/en.php
+++ b/mod/logrotate/languages/en.php
@@ -14,6 +14,15 @@ $english = array(
'logrotate:logrotated' => "Log rotated\n",
'logrotate:lognotrotated' => "Error rotating log\n",
+
+ 'logrotate:date' => 'Delete archived logs older than a',
+
+ 'logrotate:week' => 'week',
+ 'logrotate:month' => 'month',
+ 'logrotate:year' => 'year',
+
+ 'logrotate:logdeleted' => "Log deleted\n",
+ 'logrotate:lognotdeleted' => "Error deleting log\n",
);
-add_translation("en", $english); \ No newline at end of file
+add_translation("en", $english);
diff --git a/mod/logrotate/start.php b/mod/logrotate/start.php
index 25c01d45b..c05506d83 100644
--- a/mod/logrotate/start.php
+++ b/mod/logrotate/start.php
@@ -9,6 +9,7 @@ elgg_register_event_handler('init', 'system', 'logrotate_init');
function logrotate_init() {
$period = elgg_get_plugin_setting('period', 'logrotate');
+ $time = elgg_get_plugin_setting('time', 'logrotate');
switch ($period) {
case 'weekly':
case 'monthly' :
@@ -18,14 +19,16 @@ function logrotate_init() {
$period = 'monthly';
}
- // Register cron hook
- elgg_register_plugin_hook_handler('cron', $period, 'logrotate_cron');
+ // Register cron hook for archival of logs
+ elgg_register_plugin_hook_handler('cron', $period, 'logrotate_archive_cron');
+ // Register cron hook for deletion of selected archived logs
+ elgg_register_plugin_hook_handler('cron', $time, 'logrotate_delete_cron');
}
/**
* Trigger the log rotation.
*/
-function logrotate_cron($hook, $entity_type, $returnvalue, $params) {
+function logrotate_archive_cron($hook, $entity_type, $returnvalue, $params) {
$resulttext = elgg_echo("logrotate:logrotated");
$day = 86400;
@@ -51,3 +54,69 @@ function logrotate_cron($hook, $entity_type, $returnvalue, $params) {
return $returnvalue . $resulttext;
}
+
+/**
+ * Trigger the log deletion.
+ */
+function logrotate_delete_cron($hook, $entity_type, $returnvalue, $params) {
+ $resulttext = elgg_echo("logrotate:logdeleted");
+
+ $day = 86400;
+
+ $offset = 0;
+ $period = elgg_get_plugin_setting('time', 'logrotate');
+ switch ($period) {
+ case 'weekly':
+ $offset = $day * 7;
+ break;
+ case 'yearly':
+ $offset = $day * 365;
+ break;
+ case 'monthly':
+ default:
+ // assume 28 days even if a month is longer. Won't cause data loss.
+ $offset = $day * 28;
+ }
+
+ if (!log_browser_delete_log($offset)) {
+ $resulttext = elgg_echo("logrotate:lognotdeleted");
+ }
+
+ return $returnvalue . $resulttext;
+}
+
+/**
+ * This function deletes archived copies of the system logs that are older than specified.
+ *
+ * @param int $time_of_delete An offset in seconds from now to delete (useful for log deletion)
+ */
+
+function log_browser_delete_log($time_of_delete) {
+ global $CONFIG;
+
+ $offset = (int)$time_of_delete;
+ $now = time();
+
+ $ts = $now - $offset;
+
+ $FLAG = 1;
+ $result = mysql_query("SHOW TABLES like '{$CONFIG->dbprefix}system_log_%'");
+ while ($showtablerow = mysql_fetch_array($result)) {
+ //To obtain time of archival
+ $log_time = explode("{$CONFIG->dbprefix}system_log_", $showtablerow[0]);
+ if ($log_time < $ts) {
+ //If the time of archival is before the required offset then delete
+ if (!mysql_query("DROP TABLE $showtablerow[0]")) {
+ $FLAG = 0;
+ }
+ }
+ }
+
+ //Check if the appropriate tables have been deleted and return true if yes
+ if ($FLAG) {
+ return true;
+ } else {
+ return false;
+ }
+
+}
diff --git a/mod/logrotate/views/default/settings/logrotate/edit.php b/mod/logrotate/views/default/settings/logrotate/edit.php
index c73bec52c..206051780 100644
--- a/mod/logrotate/views/default/settings/logrotate/edit.php
+++ b/mod/logrotate/views/default/settings/logrotate/edit.php
@@ -6,10 +6,14 @@
*/
$period = $vars['entity']->period;
+$time = $vars['entity']->time;
if (!$period) {
$period = 'monthly';
}
-
+
+if (!$time) {
+ $time = 'monthly';
+}
?>
<p>
<?php echo elgg_echo('logrotate:period'); ?>
@@ -25,4 +29,20 @@ if (!$period) {
'value' => $period
));
?>
+
+ <?php echo elgg_echo('<br>'); ?>
+
+ <?php echo elgg_echo('logrotate:date'); ?>
+
+ <?php
+ echo elgg_view('input/pulldown', array(
+ 'internalname' => 'params[time]',
+ 'options_values' => array(
+ 'weekly' => elgg_echo('logrotate:week'),
+ 'monthly' => elgg_echo('logrotate:month'),
+ 'yearly' => elgg_echo('logrotate:year'),
+ ),
+ 'value' => $time
+ ));
+ ?>
</p>