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<?php
// $Id$
function watchdog_help($section = "admin/help#watchdog") {
$output = "";
switch ($section) {
case 'admin/help#watchdog':
$output .= "<p>Watchdog module monitors your web site, capturing system events in a log to be reviewed by an authorized individual at a later time. The watchdog log is simply a list of recorded events containing usage data, performance data, errors, warnings and operational information. It is vital to %watchdog on a regular basis as it is often the only way to tell what is going on.</p>";
$output .= "<p>To ease administration, the watchdog will automatically discard old log entries, %log-entry. Needs \"cron.php\" to discard the entries.</p>";
$output = t($output, array("%watchdog" => l(t("check the watchdog report"), "admin/watchdog"), "%log-entry" => l(t("as configured"), "admin/system/modules/watchdog")));
break;
case 'admin/watchdog':
$output = t("The watchdog module monitors your web site, captures system events in a log and records them to be reviewed by an authorized individual at a later time. The watchdog log is simply a list of events recorded during operation and contains usage data, performance data, errors, warnings and operational information. It is vital to check the watchdog report on a regular basis as it is often the only way to tell what is going on.");
break;
case 'admin/watchdog/user':
$output = t("Watchdog events that have to do with users.");
break;
case 'admin/watchdog/regular':
$output = t("Watchdog events that are \"normal\" and have no other classification.");
break;
case 'admin/watchdog/httpd':
$output = t("Watchdog events that are from the web server.");
break;
case 'admin/watchdog/special':
$output = t("Watchdog events about adding, changing, and moderating nodes and comments.");
break;
case 'admin/watchdog/error':
$output = t("Watchdog general error events, such as invalid login, permission denied, and database errors.");
break;
case 'admin/watchdog/warning':
$output = t("Watchdog warning events. These events don't stop Drupal from running, but are things you should know.");
break;
case 'admin/system/modules#description':
$output = t("Logs and records system events.");
break;
case 'admin/system/modules/watchdog':
$output = t("Watchdog logs your system events. To see these logs go to %watchdog. Since these logs can grow out of control if kept around forever, below set how long an item should be kept in the log.<br />Note:<ul><li>To discard entries as set below you must run \"cron.php\" regularly.</li></ul>", array("%watchdog" => l(t("Site monitoring"), "admin/watchdog")));
break;
}
return $output;
}
function watchdog_perm() {
return array("administer watchdog");
}
function watchdog_link($type) {
if ($type == "system") {
if (user_access("administer watchdog")) {
menu("admin/watchdog", t("messages"), "watchdog_admin", 6);
menu("admin/watchdog/user", t("user"), "watchdog_admin");
menu("admin/watchdog/regular", t("regular"), "watchdog_admin");
menu("admin/watchdog/special", t("special"), "watchdog_admin");
menu("admin/watchdog/warning", t("warning"), "watchdog_admin");
menu("admin/watchdog/error", t("error"), "watchdog_admin");
menu("admin/watchdog/httpd", t("httpd"), "watchdog_admin");
menu("admin/watchdog/view", t("view details"), "watchdog_admin", 0, 1); // hidden menu
}
}
}
function watchdog_settings() {
$period = array(3600 => format_interval(3600), 10800 => format_interval(10800), 21600 => format_interval(21600), 32400 => format_interval(32400), 43200 => format_interval(43200), 86400 => format_interval(86400), 172800 => format_interval(172800), 259200 => format_interval(259200), 604800 => format_interval(604800), 1209600 => format_interval(1209600), 2419200 => format_interval(2419200), 1000000000 => t("Never"));
$output .= form_select(t("Discard entries older than"), "watchdog_clear", variable_get("watchdog_clear", 604800), $period, t("The time watchdog entries should be kept. Older entries will be automatically discarded. Requires crontab."));
return $output;
}
function watchdog_cron() {
db_query("DELETE FROM {watchdog} WHERE ". time() ." - timestamp > ". variable_get("watchdog_clear", 604800));
}
function watchdog_overview($type) {
$color = array("user" => "#FFEEAA", "message" => "#FFFFFF", "special" => "#A49FFF", "warning" => "#FFAA22", "httpd" => "#99DD99", "error" => "#EE4C4C");
$query = array("user" => "WHERE type = 'user'", "regular" => "WHERE type = 'message'", "special" => "WHERE type = 'special'", "warning" => "WHERE type = 'warning'", "error" => "WHERE type = 'error'", "httpd" => "WHERE type = 'httpd'", "actions" => "WHERE link != ''");
$header = array(
array("data" => t("date"), "field" => "w.timestamp", "sort" => "desc"),
array("data" => t("event"), "field" => "w.message"),
array("data" => t("user"), "field" => "u.name"),
array("data" => t("operations"), "colspan" => "2")
);
$sql = "SELECT w.*, u.name, u.uid FROM {watchdog} w INNER JOIN {users} u ON w.uid = u.uid ". ($type ? $query[$type] : "");
$sql .= tablesort_sql($header);
$result = pager_query($sql, 50);
while ($watchdog = db_fetch_object($result)) {
if ($background = $color[$watchdog->type]) {
$rows[] = array(
array("data" => format_date($watchdog->timestamp, "small"), "style" => "background-color: $background"),
array("data" => substr(strip_tags($watchdog->message), 0, 64), "style" => "background-color: $background"),
array("data" => format_name($watchdog), "style" => "background-color: $background"),
array("data" => $watchdog->link, "style" => "background-color: $background"),
array("data" => l(t("view details"), "admin/watchdog/view/$watchdog->wid"), "style" => "background-color: $background")
);
}
}
if (!$rows) {
$rows[] = array(array("data" => t("No log messages available."), "colspan" => "5"));
}
$pager = pager_display(NULL, 50, 0, "admin", tablesort_pager());
if (!empty($pager)) {
$rows[] = array(array("data" => $pager, "colspan" => "5"));
}
return theme("table", $header, $rows);
}
function watchdog_view($id) {
$result = db_query("SELECT w.*, u.name, u.uid FROM {watchdog} w INNER JOIN {users} u ON w.uid = u.uid WHERE w.wid = %d", $id);
if ($watchdog = db_fetch_object($result)) {
$output .= "<table border=\"1\" cellpadding=\"2\" cellspacing=\"2\">";
$output .= " <tr><th>". t("Type") ."</th><td>$watchdog->type</td></tr>";
$output .= " <tr><th>". t("Date") ."</th><td>". format_date($watchdog->timestamp, "large") ."</td></tr>";
$output .= " <tr><th>". t("User") ."</th><td>". format_name($watchdog) ."</td></tr>";
$output .= " <tr><th>". t("Location") ."</th><td>$watchdog->location</td></tr>";
$output .= " <tr><th>". t("Message") ."</th><td>$watchdog->message</td></tr>";
$output .= " <tr><th>". t("Hostname") ."</th><td>$watchdog->hostname</td></tr>";
$output .= "</table>";
return $output;
}
}
function watchdog_admin() {
if (user_access("administer watchdog")) {
switch (arg(2)) {
case "help":
$output = watchdog_help();
break;
case "view":
$output = watchdog_view(arg(3));
break;
default:
$output = watchdog_overview(arg(2));
}
print theme("header");
print $output;
print theme("footer");
}
else {
print theme("header");
print message_access();
print theme("footer");
}
}
?>
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