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<?php
/**
* Custom ADODB Error Handler. This will be called with the following params
*
* @package kernel
* @subpackage functions
* @version V3.94 13 Oct 2003 (c) 2000-2003 John Lim (jlim@natsoft.com.my). All rights reserved.
* Released under both BSD license and Lesser GPL library license.
* Whenever there is any discrepancy between the two licenses,
* the BSD license will take precedence.
*
* Set tabs to 4 for best viewing.
*
* Latest version is available at http://php.weblogs.com
*
*/
/**
* set error handling
*/
if( !defined( 'BIT_INSTALL' ) && !defined( 'ADODB_ERROR_HANDLER' ) ) {
define( 'ADODB_ERROR_HANDLER', 'bitdb_error_handler' );
}
function bit_error_log( $pLogMessage ) {
if( !empty( $_SERVER['SCRIPT_URI'] )) {
error_log( "OUTPUT in {$_SERVER['SCRIPT_URI']}" );
}
$errlines = explode( "\n", (is_array( $pLogMessage ) || is_object( $pLogMessage ) ? vc( $pLogMessage ) : $pLogMessage) );
foreach ($errlines as $txt) { error_log($txt); }
}
function bit_error_handler ( $errno, $errstr, $errfile, $errline, $errcontext=NULL ) {
// error_reporting() === 0 if code was prepended with @
if( ($errno == 1 || $reportingLevel = error_reporting()) && !strpos( $errfile, 'templates_c' ) ) {
$errType = FALSE;
switch ($errno) {
case E_ERROR: $errType = 'FATAL ERROR'; break;
case E_WARNING: if( $reportingLevel & E_WARNING ) { $errType = 'WARNING'; } break;
case E_PARSE: if( $reportingLevel & E_PARSE ) { $errType = 'PARSE'; } break;
case E_NOTICE: if( $reportingLevel & E_NOTICE ) { $errType = 'NOTICE'; } break;
case E_CORE_ERROR: if( $reportingLevel & E_CORE_ERROR ) { $errType = 'CORE_ERROR'; } break;
case E_CORE_WARNING: if( $reportingLevel & E_CORE_WARNING ) { $errType = 'CORE_WARNING'; } break;
case E_COMPILE_ERROR: if( $reportingLevel & E_COMPILE_ERROR ) { $errType = 'COMPILE_ERROR'; } break;
case E_COMPILE_WARNING: if( $reportingLevel & E_COMPILE_WARNING ) { $errType = 'COMPILE_WARNING'; } break;
case E_USER_ERROR: if( $reportingLevel & E_USER_ERROR ) { $errType = 'USER_ERROR'; } break;
case E_USER_WARNING: if( $reportingLevel & E_USER_WARNING ) { $errType = 'USER_WARNING'; } break;
case E_USER_NOTICE: if( $reportingLevel & E_USER_NOTICE ) { $errType = 'USER_NOTICE'; } break;
case E_STRICT: if( $reportingLevel & E_STRICT ) { $errType = 'STRICT'; } break;
case E_RECOVERABLE_ERROR: if( $reportingLevel & E_RECOVERABLE_ERROR ) { $errType = 'RECOVERABLE_ERROR'; } break;
case E_DEPRECATED: if( $reportingLevel & E_DEPRECATED ) { $errType = 'DEPRECATED'; } break;
case E_USER_DEPRECATED: if( $reportingLevel & E_USER_DEPRECATED ) { $errType = 'USER_DEPRECATED'; } break;
default: $errType = 'Error '.$errno; break;
}
// Send an e-mail to the administrator
if( $errType && defined( 'ERROR_EMAIL' ) ) {
global $gBitDb;
$messageBody = $errType." [#$errno]: $errstr \n in $errfile on line $errline\n\n".bit_error_string( array( 'errno'=>$errno, 'db_msg'=>$errType ).vc( $errcontext, FALSE).vc( $_SERVER, FALSE ) );
mail( ERROR_EMAIL, 'PHP '.$errType.' on '.php_uname( 'n' ).': '.$errstr, $messageBody );
}
}
// Execute PHP's internal error handler
return FALSE;
}
function bit_shutdown_handler() {
$isError = false;
$error = error_get_last();
if( $error && $error['type'] & (E_ERROR | E_PARSE | E_CORE_ERROR | E_COMPILE_ERROR | E_USER_ERROR | E_USER_ERROR) ){
header( "HTTP/1.0 500 Internal Server Error" );
print "Internal Server Error";
bit_error_handler( $error['type'], $error['message'], $error['file'], $error['line'] );
}
}
register_shutdown_function('bit_shutdown_handler');
function bit_display_error( $pLogMessage, $pSubject, $pFatal = TRUE ) {
global $gBitSystem;
if( $pFatal ) {
$gBitSystem->setHttpStatus( HttpStatusCodes::HTTP_INTERNAL_SERVER_ERROR );
}
// You can prevent sending of error emails by adding define('ERROR_EMAIL', ''); in your config/kernel/config_inc.php
$errorEmail = defined( 'ERROR_EMAIL' ) ? ERROR_EMAIL : (!empty( $_SERVER['SERVER_ADMIN'] ) ? $_SERVER['SERVER_ADMIN'] : NULL);
error_log( $pLogMessage );
if( ( !defined( 'IS_LIVE' ) || !IS_LIVE ) ) {
print '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<title>bitweaver - White Screen of Death</title>
</head>
<body style="background:#fff; font-family:monospace;">';
// print "<h1>Upgrade Beta 1 to Beta 2</h1>If you are getting this error because you just upgraded your bitweaver from Beta 1 to Beta 2, please follow this link to the installer, which will guide you through the upgrade process: <a href='".BIT_ROOT_URL."install/install.php?step=4'>Upgrade Beta 1 to Beta 2</a>";
print "<h1 style=\"color:#900; font-weight:bold;\">You are running bitweaver in TEST mode</h1>\n";
print "
<ul>
<li><a href='http://sourceforge.net/tracker/?func=add&amp;group_id=141358&amp;atid=749176'>Click here to log a bug</a>, if this appears to be an error with the application.</li>
<li><a href='".BIT_ROOT_URL."install/install.php'>Go here to begin the installation process</a>, if you haven't done so already.</li>
<li>To hide this message, please <strong>set the IS_LIVE constant to TRUE</strong> in your config/kernel/config_inc.php file.</li>
</ul>
<hr />
";
print "<pre>".$pLogMessage."</pre>";
print "<hr />";
print "</body></html>";
} elseif( $errorEmail ) {
mail( $errorEmail, "$pSubject", $pLogMessage );
if( defined( 'AUTO_BUG_SUBMIT' ) && AUTO_BUG_SUBMIT && !empty( $gBitSystem ) && $gBitSystem->isDatabaseValid() ) {
mail( 'bugs@bitweaver.org',"$pSubject",$pLogMessage );
}
}
if( $pFatal ) {
die();
}
}
function bit_error_string( $iDBParms ) {
global $gBitDb;
global $gBitUser;
global $_SERVER;
global $argv;
$separator = "\n";
$indent = " ";
$date = date("D M d H:i:s Y"); // [Tue Sep 24 12:19:20 2002] [error]
if( isset( $gBitUser->mInfo ) ) {
$acctStr = "ID: ".$gBitUser->mInfo['user_id']." - Login: ".$gBitUser->mInfo['login']." - e-mail: ".$gBitUser->mInfo['email'];
} else {
$acctStr = "User unknown";
}
$info = $indent."[ - ".BIT_MAJOR_VERSION.".".BIT_MINOR_VERSION.".".BIT_SUB_VERSION." ".BIT_LEVEL." - ] [ $date ]".$separator;
$info .= $indent."-----------------------------------------------------------------------------------------------".$separator;
$info .= $indent."#### USER AGENT: ".$_SERVER['HTTP_USER_AGENT'].$separator;
$info .= $indent."#### ACCT: ".$acctStr.$separator;
if( !empty( $_SERVER['SCRIPT_URI'] ) ) {
$uri = $_SERVER['SCRIPT_URI'].(!empty($_SERVER['QUERY_STRING'])?'?'.$_SERVER['QUERY_STRING']:'').$separator;
} elseif( !empty( $argv ) ) {
$uri = implode( ' ', $argv );
}
$info .= $indent."#### URL: ".$uri;
if( isset($_SERVER['HTTP_REFERER'] ) ) {
$info .= $indent."#### REFERRER: $_SERVER[HTTP_REFERER]".$separator;
}
$info .= $indent."#### HOST: $_SERVER[HTTP_HOST]".$separator;
$info .= $indent."#### IP: $_SERVER[REMOTE_ADDR]".$separator;
$info .= $indent."#### DB: ".$gBitDb->mDb->databaseType.'://'.$gBitDb->mDb->user.'@'.$gBitDb->mDb->host.'/'.$gBitDb->mDb->database.$separator;
if( $gBitDb && isset( $php_errormsg ) ) {
$info .= $indent."#### PHP: ".$php_errormsg.$separator;
}
if ( !empty( $iDBParms['sql'] ) ) {
$badSpace = array("\n", "\t");
$info .= $indent."#### SQL: ".str_replace($badSpace, ' ', $iDBParms['sql']).$separator;
if( is_array( $iDBParms['p2'] ) ) {
$info .= $indent.'['.implode( ', ', $iDBParms['p2'] ).']'.$separator;
}
}
$errno = ((int)$iDBParms['errno'] ? 'Errno: '.$iDBParms['errno'] : '');
$info .= $indent."#### ERROR CODE: ".$errno." Message: ".$iDBParms['db_msg'];
$stackTrace = bt( 9999, FALSE );
//multiline expressions matched
if( preg_match_all( "/.*adodb_error_handler\([^\}]*\)(.+\}.+)/ms", $stackTrace, $match )) {
$stackTrace = $match[1][0];
}
$globals = array(
'$_POST' => $_POST,
'$_GET' => $_GET,
'$_FILES' => $_FILES,
'$_COOKIE' => $_COOKIE,
);
$parameters = '';
foreach( $globals as $global => $hash ) {
if( !empty( $hash )) {
$parameters .= $separator.$separator.$global.': '.$separator.var_export( $hash, TRUE );
}
}
$parameters = preg_replace( "/\n/", $separator.$indent, $parameters );
$ret = $info.$separator.$separator.$stackTrace.$parameters;
return $ret;
}
if (!function_exists('bt')) { // Make sure another backtrace function does not exist
function bt( $levels=9999, $iPrint=TRUE ) {
$s = '';
if (PHPVERSION() >= 4.3) {
$MAXSTRLEN = 64;
$traceArr = debug_backtrace();
array_shift($traceArr);
$tabs = sizeof($traceArr)-1;
$indent = '';
$sClass = '';
foreach ($traceArr as $arr) {
$levels -= 1;
if ($levels < 0) break;
$args = array();
for ($i=0; $i <= $tabs; $i++) {
$indent .= '}';
}
$tabs -= 1;
if ( isset($arr['class']) ) {
$sClass .= $arr['class'].'::';
}
if ( isset($arr['args']) ) {
foreach( $arr['args'] as $v ) {
if (is_null($v) ) {
$args[] = 'null';
} elseif (is_array($v)) { $args[] = 'Array['.sizeof($v).']';
} elseif (is_object($v)) { $args[] = 'Object:'.get_class($v);
} elseif (is_bool($v)) { $args[] = $v ? 'true' : 'false';
} else {
$v = (string) @$v;
$str = htmlspecialchars(substr($v,0,$MAXSTRLEN));
if (strlen($v) > $MAXSTRLEN) $str .= '...';
$args[] = $str;
}
}
}
$s .= "\n ".$indent;
$s .= @sprintf(" LINE: %4d, %s", $arr['line'],$arr['file']);
if( !preg_match( "*include*", $arr['function'] ) && !preg_match( "*silentlog*", strtolower( $arr['function'] ) ) ) {
$s .= "\n ".$indent.' -> ';
$s .= $sClass.$arr['function'].'('.implode(', ',$args).')';
}
$indent = '';
}
$s .= "\n";
if( $iPrint ) {
print '<pre>'.$s."</pre>\n";
}
}
return $s;
}
} // End if function_exists('bt')
// var dump variable in something nicely readable in web browser
function vd( $pVar, $pGlobals=FALSE, $pDelay=FALSE ) {
global $gBitSystem;
ob_start();
if( $pGlobals ) {
print '<h2>$pVar</h2>';
}
print vc( $pVar );
if( $pGlobals ) {
if( !empty( $_GET )) {
print '<h2>$_GET</h2>';
print vc( $_GET );
}
if( !empty( $_POST )) {
print '<h2>$_POST</h2>';
print vc( $_POST );
}
if( !empty( $_FILES )) {
print '<h2>$_FILES</h2>';
print vc( $_FILES );
}
if( !empty( $_COOKIE )) {
print '<h2>$_COOKIE</h2>';
print vc( $_COOKIE );
}
}
if($pDelay) {
$gBitSystem->mDebugHtml .= ob_get_contents();
ob_end_clean();
} else {
ob_end_flush();
}
flush();
}
// var capture variable in something nicely readable in web browser
function vc( $iVar, $pHtml=TRUE ) {
ob_start();
if( is_object( $iVar ) ) {
if( isset( $iVar->mDb ) ) {
unset( $iVar->mDb );
}
}
// xdebug rocks!
if( extension_loaded( 'xdebug' ) ) {
if( empty( $pHtml ) ) {
ini_set( 'xdebug.overload_var_dump', FALSE );
}
var_dump( $iVar );
} elseif( $pHtml && !empty( $_SERVER['HTTP_USER_AGENT'] ) && $_SERVER['HTTP_USER_AGENT'] != 'cron' && ((is_object( $iVar ) && !empty( $iVar )) || is_array( $iVar )) ) {
include_once( UTIL_PKG_PATH.'dBug/dBug.php' );
new dBug( $iVar, "", FALSE );
} else {
print '<pre>';
if( is_object( $iVar ) ) {
var_dump( $iVar );
} elseif( is_string( $iVar ) && !empty( $_SERVER['HTTP_USER_AGENT'] ) && $_SERVER['HTTP_USER_AGENT'] != 'cron' ) {
var_dump( htmlentities( $iVar ) );
} else {
var_dump( $iVar );
}
print "</pre>\n";
}
$ret = ob_get_contents();
ob_end_clean();
return $ret;
}
function va( $iVar ) {
$dbg = var_export($iVar, 1);
$dbg = highlight_string("<?\n". $dbg."\n?>", 1);
echo "<div><span style='background-color:black;color:white;padding:.5ex;font-weight:bold;'>Var Anatomy</div>";
echo "<div style='border:1px solid black;padding:2ex;background-color:#efe6d6;'>$dbg</div>";
}
/**
* bitdebug display an debug output when $gDebug is set to TRUE
*
* @param array $pMessage Message to display
* @access public
* @return TRUE on success, FALSE on failure - mErrors will contain reason for failure
*/
function bitdebug( $pMessage ) {
global $gDebug;
if( !empty( $gDebug )) {
echo "<pre>$pMessage</pre>";
}
}
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