source: trunk/bookmarks/debug.inc.php @ 295

<?php
// Turn debugging on
define('SCUTTLE_DEBUG',false);

// generic debugging function
// Sample:
//     pc_debug(__FILE__, __LINE__, "This is a debug message.");

function pc_debug($file, $line, $message) {
    if (defined('SCUTTLE_DEBUG') && SCUTTLE_DEBUG) {
        
        file_put_contents(dirname(__file__).'/../w/images/debug.log',time().": [$file][$line]: $message",FILE_APPEND);
        
        //error_log("---DEBUG-". $sitename .": [$file][$line]: $message");
    } else {
        #error_log("SCUTTLE_DEBUG disabled");
    }
}

/**
* Colorized var_dump()
*
* @author       Clemens Gutweiler <cg@webmaking.de>
* @date         2001-08-01
* @access       public
* @version      0.1
*
*/
function var_dumpc( $par ) {
        /**
    * Get Output from var_dump();
    */
        ob_start();
        var_dump($par);
        $var_dump = ob_get_contents();
    ob_end_clean();
        /**
    * Font Color
    */
    $c_type                     =       '<font%%%%%%%%%%color="#FF8000">';
    $c_phpnamespace     =       '<font%%%%%%%%%%color="#007700">';
    $c_string           =       '<font%%%%%%%%%%color="#DD0000">';
    $c_integer          =       '<font%%%%%%%%%%color="#0000BB">';
    $c_cursor           =       '<font%%%%%%%%%%color="#0000FF">';
    $c_close            =       '</font>';
        /**
    * Format Dump
    */
    $var_dump = str_replace("\n", "<br>\n", $var_dump);
    // string(5) "wm_db"
    $var_dump = preg_replace('/(.*?)\((.*?)\) \"(.*?)\"/ms', "\\1(\\2) ".$c_string.'"\\3"'.$c_close, $var_dump); 
    // Type             string(9)
    $var_dump = preg_replace('/([a-zA-z]*)(\([a-zA-Z0-9-]*\))/', $c_type."\\1".$c_close."\\2", $var_dump); 
    // (*)
    $var_dump = preg_replace("/\(([0-9-]*)\)/", "(".$c_integer."\\1".$c_close.")", $var_dump);
    $var_dump = preg_replace("/\(([a-zA-Z]*)\)/", "(".$c_string."\\1".$c_close.")", $var_dump);
    // Key              ["classname"]
    $var_dump = preg_replace('/\[\"([_a-zA-Z]*)\"\]/', '['.$c_phpnamespace.'"\\1"'.$c_close.']', $var_dump);
    // =>
    $var_dump = preg_replace('/(=>)/', $c_cursor.'\\1'.$c_close, $var_dump);
        // Whitespace
    $var_dump = str_replace(" ", "&nbsp;", $var_dump);
    $var_dump = '<br><font size="2" face="Courier New, Fixedsys">'.$var_dump.'</font><br>';
    $var_dump = str_replace("%%%%%%%%%%", " ", $var_dump);
        /**
    * Print Output
    */
    echo $var_dump;
}

/*
nicely formatted output from php's debug_backtrace()
* */
function backtrace(){
    $output = "<div style='text-align: left; font-family: monospace;'>\n";
    $output .= "<b>Backtrace:</b><br />\n";
    $backtrace = debug_backtrace();

    foreach ($backtrace as $bt) {
        $args = '';
        foreach ($bt['args'] as $a) {
            if (!empty($args)) {
                $args .= ', ';
            }
            switch (gettype($a)) {
            case 'integer':
            case 'double':
                $args .= $a;
                break;
            case 'string':
                $a = htmlspecialchars(substr($a, 0, 64)).((strlen($a) > 64) ? '...' : '');
                $args .= "\"$a\"";
                break;
            case 'array':
                $args .= 'Array('.count($a).')';
                break;
            case 'object':
                $args .= 'Object('.get_class($a).')';
                break;
            case 'resource':
                $args .= 'Resource('.strstr($a, '#').')';
                break;
            case 'boolean':
                $args .= $a ? 'True' : 'False';
                break;
            case 'NULL':
                $args .= 'Null';
                break;
            default:
                $args .= 'Unknown';
            }
        }
        $output .= "<br />\n";
        $output .= "<b>file:</b> {$bt['line']} - {$bt['file']}<br />\n";
        $output .= "<b>call:</b> {$bt['class']}{$bt['type']}{$bt['function']}($args)<br />\n";
    }
    $output .= "</div>\n";
    return $output;
}

?>