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debug.php

<?php
/***********************************************
* File      :   debug.php
* Project   :   Z-Push
* Descr     :   Debuging functions
*
* Created   :   01.10.2007
*
* Copyright 2007 - 2010 Zarafa Deutschland GmbH
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation with the following additional
* term according to sec. 7:
*
* According to sec. 7 of the GNU Affero General Public License, version 3,
* the terms of the AGPL are supplemented with the following terms:
*
* "Zarafa" is a registered trademark of Zarafa B.V.
* "Z-Push" is a registered trademark of Zarafa Deutschland GmbH
* The licensing of the Program under the AGPL does not imply a trademark license.
* Therefore any rights, title and interest in our trademarks remain entirely with us.
*
* However, if you propagate an unmodified version of the Program you are
* allowed to use the term "Z-Push" to indicate that you distribute the Program.
* Furthermore you may use our trademarks where it is necessary to indicate
* the intended purpose of a product or service provided you use it in accordance
* with honest practices in industrial or commercial matters.
* If you want to propagate modified versions of the Program under the name "Z-Push",
* you may only do so if you have a written permission by Zarafa Deutschland GmbH
* (to acquire a permission please contact Zarafa at trademark@zarafa.com).
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program.  If not, see <http://www.gnu.org/licenses/>.
*
* Consult LICENSE file for details
************************************************/

global $debugstr;

function debug($str) {
    global $debugstr;
    $debugstr .= "$str\n";
}

function getDebugInfo() {
    global $debugstr;

    return $debugstr;
}

function debugLog($message) {
    global $auth_user;
    $user = (isset($auth_user))?"[". $auth_user ."] ":"";
    @$fp = fopen(BASE_PATH . "/debug.txt","a");
    @$date = strftime("%x %X");
    @fwrite($fp, "$date [". getmypid() ."] ". $user . "$message\n");
    @fclose($fp);
}

function zarafa_error_handler($errno, $errstr, $errfile, $errline, $errcontext) {
    $bt = debug_backtrace();
    switch ($errno) {
        case 8192:      // E_DEPRECATED since PHP 5.3.0
            // do not handle this message
            break;

        case E_NOTICE:
        case E_WARNING:
            debugLog("$errfile:$errline $errstr ($errno)");
            break;

        default:
            debugLog("------------------------- ERROR BACKTRACE -------------------------");
            debugLog("trace error: $errfile:$errline $errstr ($errno) - backtrace: ". (count($bt)-1) . " steps");
            for($i = 1, $bt_length = count($bt); $i < $bt_length; $i++)
                debugLog("trace: $i:". $bt[$i]['file']. ":" . $bt[$i]['line']. " - " . ((isset($bt[$i]['class']))? $bt[$i]['class'] . $bt[$i]['type']:""). $bt[$i]['function']. "()");
            break;
    }
}

error_reporting(E_ALL);
set_error_handler("zarafa_error_handler");

?>

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