}
?>
><?php
echo $lang['settings'];
?>
</a></li>
<li><a href="logout.php"><?php
echo $lang['logout'];
?>
</a></li>
</ul>
<div id="ip">
<?php
showip();
# on the RACHEL-Plus we also show a battery meter
if (is_rachelplus()) {
echo '
<script>
refreshRate = 1000 * 60 * 1; // one minute on admin page, be conservative
function getBatteryInfo() {
$.ajax({
url: "background.php?getBatteryInfo=1",
success: function(results) {
//console.log(results);
var vert = 0; // shows full charge (each icon down 12px)
if (results.level < 20) { vert = -48; }
else if (results.level < 40) { vert = -36; }
else if (results.level < 60) { vert = -24; }
else if (results.level < 80) { vert = -12; }
var horz = 0; // shows not plugged (40px right to show plugged)
if (results.status > -20 ) { horz = 40 }
function draw_stats()
{
global $maxlines, $alog, $elog;
# start timer
$starttime = microtime(true);
$out = "";
# read query string (and display)
if ($_GET && $_GET['module']) {
$module = $_GET['module'];
$out .= "<p>Usage Stats\n";
$dispmod = preg_replace("/\\/modules\\//", "", $module);
} else {
# i don't understand why i wrote this bit:
if (file_exists("../modules")) {
$module = "/modules";
} else {
$module = "/";
}
$out .= "<p>Usage Stats\n";
$dispmod = "";
}
$modmatch = preg_quote($module, "/");
# our log file is overrun with stuff like battery check
# requests -- we filter that here and create a temporary
# log file instead...
$tmpfile = "/media/RACHEL/filteredlog";
$lagtime = 60;
# seconds to refresh the filtered log
if (!file_exists($tmpfile) || filemtime($tmpfile) < time() - $lagtime) {
exec("grep -v 'GET /admin' {$alog} > {$tmpfile}");
}
# read in the log file
$content = tail($tmpfile, $maxlines);
# and process
$nestcount = 0;
$not_counted = 0;
$total_pages = 0;
while (1) {
++$nestcount;
$count = 0;
$errors = 0;
# array();
$stats = array();
$start = "";
foreach (preg_split("/((\r?\n)|(\r\n?))/", $content) as $line) {
# line count and limiting
# XXX is this needed if we're using tail()?
if ($maxlines && $count >= $maxlines) {
break;
}
++$count;
# we display the date range - [29/Mar/2015:06:25:15 -0700]
preg_match("/\\[(.+?) .+?\\]/", $line, $date);
if ($date) {
if (!$start) {
$start = $date[1];
}
$end = $date[1];
}
# count errors
preg_match("/\"GET.+?\" (\\d\\d\\d) /", $line, $matches);
if ($matches && $matches[1] >= 400) {
++$errors;
#inc($errors, $matches[1]);
}
# count pages only (not images and support files)
preg_match("/GET (.+?(\\/|\\.html?|\\.pdf|\\.php)) /", $line, $matches);
if ($matches) {
$url = $matches[1];
# cout the subpages
preg_match("/{$modmatch}\\/([^\\/]+)/", $url, $sub);
if ($sub) {
inc($stats, $sub[1]);
++$total_pages;
} else {
if (preg_match("/{$modmatch}\\/\$/", $url)) {
# if there was a hit with this directory as the
# trailing component, there was probably a page there
# so we count that too
inc($stats, "./");
++$total_pages;
} else {
++$not_counted;
}
}
} else {
++$not_counted;
}
}
# auto-descend into directories if there's only one item
# XXX basically we redo the above over, one dir deeper each time,
# until we reach a break condition (multiple choices, single page, or too deep,
# which is pretty darn inefficient
if (sizeof($stats) == 1) {
# PHP 5.3 compat - can't index off a function, need a temp var
$keys = array_keys($stats);
# but not if the one thing is an html file
if (preg_match("/(\\/|\\.html?|\\.pdf|\\.php)\$/", $keys[0])) {
break;
}
# and not if it's too deep
if ($nestcount > 5) {
$out .= "<h1>ERROR descending nested directories</h1>\n";
break;
}
$module .= "/" . $keys[0];
$modmatch = preg_quote($module, "/");
$dispmod = preg_replace("/\\/modules\\//", "", $module);
$dispmod = preg_replace("/\\/+/", "/", $dispmod);
} else {
break;
}
}
# date & time formatting (we used to show time, but now we don't)
$start = preg_replace("/\\:.+/", " ", $start, 1);
$end = preg_replace("/\\:.+/", " ", $end, 1);
#$start = preg_replace("/\:/", " ", $start, 1);
#$end = preg_replace("/\:/", " ", $end, 1);
#$start = preg_replace("/\:\d\d$/", "", $start, 1);
#$end = preg_replace("/\:\d\d$/", "", $end, 1);
$start = preg_replace("/\\//", " ", $start);
$end = preg_replace("/\\//", " ", $end);
$out .= "<b>{$start}</b> through <b>{$end}</b></p>\n";
# tell the user the path they're in
if ($dispmod) {
$out .= "<h3 style='margin-bottom: 0;'>Looking In: {$dispmod}</h3>\n";
$out .= "<a href='stats.php' style='font-size: small;'>← back to all modules</a>";
} else {
$out .= "<h3 style='margin-bottom: 0;'>Looking At: all modules</h3>\n";
}
# stats display
arsort($stats);
$out .= "<table class=\"stats\">\n";
$out .= "<tr><th>Hits</th><th>Content</th></tr>\n";
foreach ($stats as $mod => $hits) {
# html pages are links to the content
if (preg_match("/(\\/|\\.html?|\\.pdf|\\.php)\$/", $mod)) {
$url = "{$module}/{$mod}";
$out .= "<tr><td>{$hits}</td><td>{$mod} ";
$out .= "<small>(<a href=\"{$url}\" target=\"_blank\">view</a>)</small></td></tr>\n";
# directories link to a drill-down
} else {
$url = "stats.php?module=" . urlencode("{$module}/{$mod}");
$out .= "<tr><td>{$hits}</td>";
$out .= "<td><a href=\"{$url}\">{$mod}</a></td></tr>\n";
}
}
$out .= "</table>\n";
# timer readout
$time = microtime(true) - $starttime;
$out .= sprintf("<p><b>{$count} lines analyzed in %.2f seconds.</b><br>\n", $time);
$out .= "\n <span style='font-size: small;'>\n {$total_pages} content pages seen<br>\n {$not_counted} items not counted (images, css, js, admin, etc)<br>\n <!-- {$errors} errors -->\n Stats are updated each minute, and do not include ka-lite or wiki items.\n </span></p>\n ";
# download log links
$out .= '
<ul>
<li><a href="stats.php?dl_alog=1">Download Raw Access Log</a>
<li><a href="stats.php?dl_elog=1">Download Raw Error Log</a>
</ul>
';
# allow clearing logs on the plus
if (is_rachelplus()) {
$out .= '
<script>
function clearLogs() {
if (!confirm("Are you sure you want to clear the logs?")) {
return false;
}
$.ajax({
url: "background.php?clearLogs=1",
success: function() {
$("#clearbut").css("color", "green");
$("#clearbut").html("✔ Logs Cleared");
},
error: function() {
$("#clearbut").css("color", "#c00");
$("#clearbut").html("X Internal Error");
}
});
}
</script>
<button type="button" id="clearbut" onclick="clearLogs();">Clear Logs</button>
';
}
return $out;
}
function clearLogs()
{
if (is_rachelplus()) {
exec("rm /var/log/httpd/access_log /var/log/httpd/error_log /media/RACHEL/filteredlog", $out, $rv);
$rv = 0;
if ($rv == 0) {
# make sure they are there (even if empty) in case someone looks)
exec("touch /var/log/httpd/access_log /var/log/httpd/error_log", $out, $rv);
# now we need to restart the server after clearing the logs
# but we need to do that after sending out our response and closing
# (found on stackoverflow)
ob_end_clean();
header("HTTP/1.1 200 OK");
header("Connection: close");
ignore_user_abort(true);
// just to be safe
ob_start();
echo "{ \"status\" : \"OK\" }\n";
$size = ob_get_length();
header("Content-Length: {$size}");
ob_end_flush();
// Strange behaviour, will not work
flush();
// Unless both are called !
// Do post-processing here
//echo "{ \"status\" : \"NOTOK\" }\n";
# client should be closed now
exec("killall lighttpd");
# shouldn't ever get here but...
exit;
}
}
header("HTTP/1.1 500 Internal Server Error");
exit;
}
function kiwix_restart()
{
if (is_rachelpi()) {
exec("sudo service kiwix restart");
} else {
if (is_rachelplus()) {
exec("bash /root/rachel-scripts/rachelKiwixStart.sh");
}
}
}
