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index.php
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index.php
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<?php
/**
* @author Jacob Oettinger
* @author Joakim Nygård
*/
class Webgrind_MasterConfig
{
static $webgrindVersion = '1.1';
}
require './config.php';
require './library/FileHandler.php';
// TODO: Errorhandling:
// No files, outputdir not writable
set_time_limit(0);
// Make sure we have a timezone for date functions.
if (ini_get('date.timezone') == '')
date_default_timezone_set( Webgrind_Config::$defaultTimezone );
try {
switch(get('op')){
case 'file_list':
echo json_encode(Webgrind_FileHandler::getInstance()->getTraceList());
break;
case 'function_list':
$dataFile = get('dataFile');
if($dataFile=='0'){
$files = Webgrind_FileHandler::getInstance()->getTraceList();
$dataFile = $files[0]['filename'];
}
$reader = Webgrind_FileHandler::getInstance()->getTraceReader($dataFile, get('costFormat', Webgrind_Config::$defaultCostformat));
$functions = array();
$shownTotal = 0;
$breakdown = array('internal' => 0, 'procedural' => 0, 'class' => 0, 'include' => 0);
for($i=0;$i<$reader->getFunctionCount();$i++) {
$functionInfo = $reader->getFunctionInfo($i);
if (false !== strpos($functionInfo['functionName'], 'php::')) {
$breakdown['internal'] += $functionInfo['summedSelfCost'];
$humanKind = 'internal';
} elseif (false !== strpos($functionInfo['functionName'], 'require_once::') ||
false !== strpos($functionInfo['functionName'], 'require::') ||
false !== strpos($functionInfo['functionName'], 'include_once::') ||
false !== strpos($functionInfo['functionName'], 'include::')) {
$breakdown['include'] += $functionInfo['summedSelfCost'];
$humanKind = 'include';
} else {
if (false !== strpos($functionInfo['functionName'], '->') || false !== strpos($functionInfo['functionName'], '::')) {
$breakdown['class'] += $functionInfo['summedSelfCost'];
$humanKind = 'class';
} else {
$breakdown['procedural'] += $functionInfo['summedSelfCost'];
$humanKind = 'procedural';
}
}
if (!(int)get('hideInternals', 0) || strpos($functionInfo['functionName'], 'php::') === false) {
$shownTotal += $functionInfo['summedSelfCost'];
$functions[$i] = $functionInfo;
$functions[$i]['nr'] = $i;
$functions[$i]['humanKind'] = $humanKind;
}
}
usort($functions,'costCmp');
$remainingCost = $shownTotal*get('showFraction');
$result['functions'] = array();
foreach($functions as $function){
$remainingCost -= $function['summedSelfCost'];
$function['file'] = urlencode($function['file']);
$result['functions'][] = $function;
if($remainingCost<0)
break;
}
$result['summedInvocationCount'] = $reader->getFunctionCount();
$result['summedRunTime'] = $reader->formatCost($reader->getHeader('summary'), 'msec');
$result['dataFile'] = $dataFile;
$result['invokeUrl'] = $reader->getHeader('cmd');
$result['runs'] = $reader->getHeader('runs');
$result['breakdown'] = $breakdown;
$result['mtime'] = date(Webgrind_Config::$dateFormat,filemtime(Webgrind_Config::xdebugOutputDir().$dataFile));
$creator = preg_replace('/[^0-9\.]/', '', $reader->getHeader('creator'));
$result['linkToFunctionLine'] = version_compare($creator, '2.1') > 0;
echo json_encode($result);
break;
case 'callinfo_list':
$reader = Webgrind_FileHandler::getInstance()->getTraceReader(get('file'), get('costFormat', Webgrind_Config::$defaultCostformat));
$functionNr = get('functionNr');
$function = $reader->getFunctionInfo($functionNr);
$result = array('calledFrom'=>array(), 'subCalls'=>array());
$foundInvocations = 0;
for($i=0;$i<$function['calledFromInfoCount'];$i++){
$invo = $reader->getCalledFromInfo($functionNr, $i);
$foundInvocations += $invo['callCount'];
$callerInfo = $reader->getFunctionInfo($invo['functionNr']);
$invo['file'] = urlencode($callerInfo['file']);
$invo['callerFunctionName'] = $callerInfo['functionName'];
$result['calledFrom'][] = $invo;
}
$result['calledByHost'] = ($foundInvocations<$function['invocationCount']);
for($i=0;$i<$function['subCallInfoCount'];$i++){
$invo = $reader->getSubCallInfo($functionNr, $i);
$callInfo = $reader->getFunctionInfo($invo['functionNr']);
$invo['file'] = urlencode($function['file']); // Sub call to $callInfo['file'] but from $function['file']
$invo['callerFunctionName'] = $callInfo['functionName'];
$result['subCalls'][] = $invo;
}
echo json_encode($result);
break;
case 'fileviewer':
$file = get('file');
$line = get('line');
if($file && $file!=''){
$message = '';
if(!file_exists($file)){
$message = $file.' does not exist.';
} else if(!is_readable($file)){
$message = $file.' is not readable.';
} else if(is_dir($file)){
$message = $file.' is a directory.';
}
} else {
$message = 'No file to view';
}
require 'templates/fileviewer.phtml';
break;
case 'function_graph':
$dataFile = get('dataFile');
$showFraction = 100 - intval(get('showFraction') * 100);
if($dataFile == '0'){
$files = Webgrind_FileHandler::getInstance()->getTraceList();
$dataFile = $files[0]['filename'];
}
header("Content-Type: image/svg+xml");
$filename = Webgrind_Config::storageDir().$dataFile.'-'.$showFraction.Webgrind_Config::$preprocessedSuffix.'.svg';
if (!file_exists($filename)) {
shell_exec(Webgrind_Config::$pythonExecutable.' library/gprof2dot.py -n '.$showFraction.' -f callgrind '.Webgrind_Config::xdebugOutputDir().''.$dataFile.' | '.Webgrind_Config::$dotExecutable.' -Tsvg -o ' . $filename);
}
readfile($filename);
break;
case 'version_info':
$response = @file_get_contents('http:https://jokke.dk/webgrindupdate.json?version='.Webgrind_Config::$webgrindVersion);
echo $response;
break;
default:
$welcome = '';
if (!file_exists(Webgrind_Config::storageDir()) || !is_writable(Webgrind_Config::storageDir())) {
$welcome .= 'Webgrind $storageDir does not exist or is not writeable: <code>'.Webgrind_Config::storageDir().'</code><br>';
}
if (!file_exists(Webgrind_Config::xdebugOutputDir()) || !is_readable(Webgrind_Config::xdebugOutputDir())) {
$welcome .= 'Webgrind $profilerDir does not exist or is not readable: <code>'.Webgrind_Config::xdebugOutputDir().'</code><br>';
}
if ($welcome == '') {
$welcome = 'Select a cachegrind file above<br>(looking in <code>'.Webgrind_Config::xdebugOutputDir().'</code> for files matching <code>'.Webgrind_Config::xdebugOutputFormat().'</code>)';
}
require 'templates/index.phtml';
}
} catch (Exception $e) {
echo json_encode(array('error' => $e->getMessage().'<br>'.$e->getFile().', line '.$e->getLine()));
return;
}
function get($param, $default=false){
return (isset($_GET[$param])? $_GET[$param] : $default);
}
function costCmp($a, $b){
$a = $a['summedSelfCost'];
$b = $b['summedSelfCost'];
if ($a == $b) {
return 0;
}
return ($a > $b) ? -1 : 1;
}