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<?php
/*
** $Id$
**
** ITools - the Internet Tools Library
**
** Copyright (C) 1995-2006 by the ITools Authors.
** This program is free software; you can redistribute it and/or
** modify it under the terms of either the GNU General Public License
** or the GNU Lesser General Public License, as published by the Free
** Software Foundation. See http://www.gnu.org/licenses/ for details.
**
** it.class - static functions
*/
class it
{
/**
* Clone an object and return copy, works for all PHP versions
*/
function &cloneobj(&$object)
{
$result = (is_object($object) && version_compare(zend_version(), 2, '>=')) ? clone($object) : $object;
return $result; # PHP internals need a tmp var to return by ref
}
/**
* Append a line to a logfile in log/. Date will be added to filename and line
* @param $name Name of logfile
* @param $line1 Line to append (varargs)
*/
function log($name /* ... */)
{
$args = func_get_args();
$line = date("Y-m-d H:i:s") . "\t" . implode("\t", array_slice($args, 1)) . "\n";
if ($fh = fopen($GLOBALS['ULTRAHOME'] . "/log/$name-" . date('Ymd'), "a"))
{
fputs($fh, $line);
fclose($fh);
}
}
/**
* Store timings for appending to log/timer_log-* in auto_append.php
*/
function timerlog($label = '')
{
if ($GLOBALS['debug_timerlog'])
{
$s = $GLOBALS['ULTRATIME'];
$e = gettimeofday();
$msec= ($e['sec'] - $s['sec']) * 1000 + ($e['usec'] - $s['usec']) / 1000;
$GLOBALS['ULTRATIMERLOG'] .= sprintf(" %s:%d", $label, $msec);
}
}
/**
* Send error report either to browser (on devel/twin machines) or by email to .diffnotice guys
* @parma $title (optional) error title, one line
* @param $body (optional) error body, multiline
* @param $to (optional) comma separated recipient list
* @param named parameter ok indicates no error happened
* @param named parameter ok_key indicates which variable to store failure counts in
* @param named parameter ok_maxfail number of failures needed for alert; default 2. only 1 failure per 60 seconds counted
*/
function error($p = array(), $body = "", $to = "")
{
$p += array('ok_key' => "it_error", 'ok_maxfail' => 2);
if (is_array($p))
{
$title = $p['title'];
$body = $p['body'];
$to = $p['to'];
}
else
{
$title = $p;
unset($p);
}
if (!$to)
$to = strtr(trim(@file_get_contents($GLOBALS['ULTRAHOME'] . "/.diffnotice")), array("\n"=>',', ' '=>''));
if (isset($p['ok']))
{
$counterfn = $GLOBALS['ULTRAHOME'] . "/tmp/" . urlencode($p['ok_key']);
if (time() - @filemtime($counterfn) >= 60) # only modify counter if unmodified for 60 secs
{
$oldcounter = intval(@file_get_contents($counterfn));
$newcounter = $p['ok'] ? 0 : $oldcounter + 1;
if ($newcounter != $oldcounter)
{
$fh = fopen($counterfn, "w");
fputs($fh, "$newcounter\n");
fclose($fh);
if ($newcounter >= $p['ok_maxfail'] && (time() - @filemtime("$counterfn.mailsent")) >= 86400) # 1 mail per day
{
$sendalert = true;
if (!ereg('twin|devel', $GLOBALS['ULTRASERVERTYPE']))
touch("$counterfn.mailsent");
}
}
}
}
else
$sendalert = true;
if ($sendalert)
{
$url = ($_SERVER['HTTPS'] ? "https://" : "http://") . $_SERVER['HTTP_HOST'] .$_SERVER['REQUEST_URI'];
if (!$title)
$title="Error in $url";
$body .= "\nUrl: $url\n\n\$_REQUEST: ".print_r($_REQUEST, true). "\nStack:\n" . print_r(array_slice(debug_backtrace(), 1), true) . "\n\$_SERVER: " . print_r($_SERVER, true);
if (ereg('twin|devel', $GLOBALS['ULTRASERVERTYPE']))
{
echo "<pre>$title\n$body\n</pre>";
}
else
{
$cmd = "alert -l " . escapeshellarg($to) . " 4 " . escapeshellarg($title);
EDC('exec', $cmd);
if (($pipe = popen($cmd, "w")))
{
fputs($pipe, $body);
pclose($pipe);
}
error_log("it::error: ".$title);
}
}
}
/**
* Same as error(), plus exit
*/
function fatal($title='', $body='', $to='')
{
it::error($title, $body, $to);
exit;
}
/**
* Return "db4" or "db2" depending on availability
*/
function dba_handler()
{
return in_array("db4", dba_handlers()) ? "db4" : "db2";
}
/**
* Convert a string to ASCII-only chars, map/strip ISO-8859-1 accents
* @param $text Text to convert
* @return mapped/stripped version of $text contains only chars [0..127]
*/
function toascii($text)
{
return strtr(strtr($text,
'ÇéâàåçêëèïîìÅÉôòûùÿøØáíóúñÑÁÂÀãÃÊËÈÍÎÏÓÔõÕÚÛÙýÝ',
'CeaaaceeeiiiAEoouuyooaiounNAAAaAEEEIIIOOoOUUUyY'),
array('ä' => 'ae', 'ö' => 'oe', 'ü' => 'ue', 'Ä' => 'Ae', 'Ö' => 'Oe', 'Ü' => 'Ue', 'æ' => 'ae', 'Æ' => 'Ae', 'ß' => 'ss'));
}
}
?>
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