453 lines
14 KiB
PHP
453 lines
14 KiB
PHP
<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\VarDumper\Dumper;
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use Symfony\Component\VarDumper\Cloner\Cursor;
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use Symfony\Component\VarDumper\Cloner\Data;
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/**
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* HtmlDumper dumps variables as HTML.
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*
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* @author Nicolas Grekas <p@tchwork.com>
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*/
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class HtmlDumper extends CliDumper
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{
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public static $defaultOutput = 'php://output';
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protected $dumpHeader;
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protected $dumpPrefix = '<pre class=sf-dump id=%s data-indent-pad="%s">';
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protected $dumpSuffix = '</pre><script>Sfdump("%s")</script>';
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protected $dumpId = 'sf-dump';
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protected $colors = true;
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protected $headerIsDumped = false;
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protected $lastDepth = -1;
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protected $styles = array(
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'default' => 'background-color:#18171B; color:#FF8400; line-height:1.2em; font:12px Menlo, Monaco, Consolas, monospace; word-wrap: break-word; white-space: pre-wrap; position:relative; z-index:100000',
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'num' => 'font-weight:bold; color:#1299DA',
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'const' => 'font-weight:bold',
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'str' => 'font-weight:bold; color:#56DB3A',
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'cchr' => 'color:#FF8400',
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'note' => 'color:#1299DA',
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'ref' => 'color:#A0A0A0',
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'public' => 'color:#FFFFFF',
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'protected' => 'color:#FFFFFF',
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'private' => 'color:#FFFFFF',
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'meta' => 'color:#B729D9',
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'key' => 'color:#56DB3A',
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'index' => 'color:#1299DA',
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);
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/**
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* {@inheritdoc}
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*/
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public function setOutput($output)
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{
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if ($output !== $prev = parent::setOutput($output)) {
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$this->headerIsDumped = false;
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}
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return $prev;
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}
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/**
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* {@inheritdoc}
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*/
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public function setStyles(array $styles)
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{
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$this->headerIsDumped = false;
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$this->styles = $styles + $this->styles;
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}
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/**
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* Sets an HTML header that will be dumped once in the output stream.
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*
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* @param string $header An HTML string.
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*/
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public function setDumpHeader($header)
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{
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$this->dumpHeader = $header;
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}
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/**
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* Sets an HTML prefix and suffix that will encapse every single dump.
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*
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* @param string $prefix The prepended HTML string.
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* @param string $suffix The appended HTML string.
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*/
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public function setDumpBoundaries($prefix, $suffix)
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{
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$this->dumpPrefix = $prefix;
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$this->dumpSuffix = $suffix;
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}
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/**
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* {@inheritdoc}
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*/
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public function dump(Data $data, $output = null)
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{
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$this->dumpId = 'sf-dump-'.mt_rand();
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parent::dump($data, $output);
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}
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/**
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* Dumps the HTML header.
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*/
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protected function getDumpHeader()
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{
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$this->headerIsDumped = true;
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if (null !== $this->dumpHeader) {
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return $this->dumpHeader;
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}
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$line = <<<'EOHTML'
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<script>
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Sfdump = window.Sfdump || (function (doc) {
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var refStyle = doc.createElement('style'),
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rxEsc = /([.*+?^${}()|\[\]\/\\])/g,
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idRx = /\bsf-dump-\d+-ref[012]\w+\b/,
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keyHint = 0 <= navigator.platform.toUpperCase().indexOf('MAC') ? 'Cmd' : 'Ctrl',
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addEventListener = function (e, n, cb) {
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e.addEventListener(n, cb, false);
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};
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doc.documentElement.firstChild.appendChild(refStyle);
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if (!doc.addEventListener) {
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addEventListener = function (element, eventName, callback) {
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element.attachEvent('on' + eventName, function (e) {
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e.preventDefault = function () {e.returnValue = false;};
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e.target = e.srcElement;
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callback(e);
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});
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};
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}
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function toggle(a, recursive) {
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var s = a.nextSibling || {}, oldClass = s.className, arrow, newClass;
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if ('sf-dump-compact' == oldClass) {
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arrow = '▼';
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newClass = 'sf-dump-expanded';
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} else if ('sf-dump-expanded' == oldClass) {
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arrow = '▶';
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newClass = 'sf-dump-compact';
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} else {
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return false;
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}
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a.lastChild.innerHTML = arrow;
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s.className = newClass;
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if (recursive) {
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try {
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a = s.querySelectorAll('.'+oldClass);
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for (s = 0; s < a.length; ++s) {
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if (a[s].className !== newClass) {
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a[s].className = newClass;
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a[s].previousSibling.lastChild.innerHTML = arrow;
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}
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}
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} catch (e) {
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}
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}
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return true;
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};
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return function (root) {
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root = doc.getElementById(root);
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function a(e, f) {
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addEventListener(root, e, function (e) {
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if ('A' == e.target.tagName) {
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f(e.target, e);
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} else if ('A' == e.target.parentNode.tagName) {
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f(e.target.parentNode, e);
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}
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});
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};
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function isCtrlKey(e) {
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return e.ctrlKey || e.metaKey;
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}
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addEventListener(root, 'mouseover', function (e) {
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if ('' != refStyle.innerHTML) {
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refStyle.innerHTML = '';
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}
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});
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a('mouseover', function (a) {
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if (a = idRx.exec(a.className)) {
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try {
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refStyle.innerHTML = 'pre.sf-dump .'+a[0]+'{background-color: #B729D9; color: #FFF !important; border-radius: 2px}';
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} catch (e) {
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}
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}
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});
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a('click', function (a, e) {
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if (/\bsf-dump-toggle\b/.test(a.className)) {
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e.preventDefault();
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if (!toggle(a, isCtrlKey(e))) {
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var r = doc.getElementById(a.getAttribute('href').substr(1)),
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s = r.previousSibling,
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f = r.parentNode,
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t = a.parentNode;
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t.replaceChild(r, a);
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f.replaceChild(a, s);
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t.insertBefore(s, r);
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f = f.firstChild.nodeValue.match(indentRx);
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t = t.firstChild.nodeValue.match(indentRx);
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if (f && t && f[0] !== t[0]) {
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r.innerHTML = r.innerHTML.replace(new RegExp('^'+f[0].replace(rxEsc, '\\$1'), 'mg'), t[0]);
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}
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if ('sf-dump-compact' == r.className) {
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toggle(s, isCtrlKey(e));
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}
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}
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if (doc.getSelection) {
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try {
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doc.getSelection().removeAllRanges();
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} catch (e) {
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doc.getSelection().empty();
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}
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} else {
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doc.selection.empty();
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}
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}
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});
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var indentRx = new RegExp('^('+(root.getAttribute('data-indent-pad') || ' ').replace(rxEsc, '\\$1')+')+', 'm'),
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elt = root.getElementsByTagName('A'),
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len = elt.length,
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i = 0,
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t = [];
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while (i < len) t.push(elt[i++]);
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elt = root.getElementsByTagName('SAMP');
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len = elt.length;
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i = 0;
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while (i < len) t.push(elt[i++]);
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root = t;
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len = t.length;
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i = t = 0;
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while (i < len) {
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elt = root[i];
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if ("SAMP" == elt.tagName) {
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elt.className = "sf-dump-expanded";
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a = elt.previousSibling || {};
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if ('A' != a.tagName) {
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a = doc.createElement('A');
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a.className = 'sf-dump-ref';
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elt.parentNode.insertBefore(a, elt);
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} else {
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a.innerHTML += ' ';
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}
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a.title = (a.title ? a.title+'\n[' : '[')+keyHint+'+click] Expand all children';
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a.innerHTML += '<span>▼</span>';
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a.className += ' sf-dump-toggle';
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if ('sf-dump' != elt.parentNode.className) {
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toggle(a);
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}
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} else if ("sf-dump-ref" == elt.className && (a = elt.getAttribute('href'))) {
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a = a.substr(1);
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elt.className += ' '+a;
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if (/[\[{]$/.test(elt.previousSibling.nodeValue)) {
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a = a != elt.nextSibling.id && doc.getElementById(a);
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try {
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t = a.nextSibling;
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elt.appendChild(a);
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t.parentNode.insertBefore(a, t);
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if (/^[@#]/.test(elt.innerHTML)) {
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elt.innerHTML += ' <span>▶</span>';
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} else {
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elt.innerHTML = '<span>▶</span>';
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elt.className = 'sf-dump-ref';
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}
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elt.className += ' sf-dump-toggle';
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} catch (e) {
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if ('&' == elt.innerHTML.charAt(0)) {
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elt.innerHTML = '…';
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elt.className = 'sf-dump-ref';
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}
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}
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}
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}
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++i;
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}
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};
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})(document);
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</script>
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<style>
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pre.sf-dump {
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display: block;
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white-space: pre;
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padding: 5px;
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}
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pre.sf-dump span {
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display: inline;
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}
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pre.sf-dump .sf-dump-compact {
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display: none;
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}
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pre.sf-dump abbr {
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text-decoration: none;
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border: none;
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cursor: help;
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}
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pre.sf-dump a {
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text-decoration: none;
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cursor: pointer;
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border: 0;
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outline: none;
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}
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EOHTML;
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foreach ($this->styles as $class => $style) {
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$line .= 'pre.sf-dump'.('default' !== $class ? ' .sf-dump-'.$class : '').'{'.$style.'}';
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}
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return $this->dumpHeader = preg_replace('/\s+/', ' ', $line).'</style>'.$this->dumpHeader;
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}
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/**
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* {@inheritdoc}
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*/
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public function enterHash(Cursor $cursor, $type, $class, $hasChild)
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{
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parent::enterHash($cursor, $type, $class, false);
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if ($hasChild) {
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if ($cursor->refIndex) {
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$r = Cursor::HASH_OBJECT !== $type ? 1 - (Cursor::HASH_RESOURCE !== $type) : 2;
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$r .= $r && 0 < $cursor->softRefHandle ? $cursor->softRefHandle : $cursor->refIndex;
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$this->line .= sprintf('<samp id=%s-ref%s>', $this->dumpId, $r);
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} else {
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$this->line .= '<samp>';
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}
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$this->dumpLine($cursor->depth);
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}
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}
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/**
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* {@inheritdoc}
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*/
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public function leaveHash(Cursor $cursor, $type, $class, $hasChild, $cut)
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{
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$this->dumpEllipsis($cursor, $hasChild, $cut);
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if ($hasChild) {
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$this->line .= '</samp>';
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}
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parent::leaveHash($cursor, $type, $class, $hasChild, 0);
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}
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/**
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* {@inheritdoc}
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*/
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protected function style($style, $value, $attr = array())
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{
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if ('' === $value) {
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return '';
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}
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$v = htmlspecialchars($value, ENT_QUOTES, 'UTF-8');
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$v = preg_replace_callback(self::$controlCharsRx, function ($r) {
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// Use Unicode Control Pictures - see http://www.unicode.org/charts/PDF/U2400.pdf
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return sprintf('<span class=sf-dump-cchr title=\\x%02X>&#%d;</span>', ord($r[0]), "\x7F" !== $r[0] ? 0x2400 + ord($r[0]) : 0x2421);
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}, $v);
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if ('ref' === $style) {
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if (empty($attr['count'])) {
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return sprintf('<a class=sf-dump-ref>%s</a>', $v);
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}
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$r = ('#' !== $v[0] ? 1 - ('@' !== $v[0]) : 2).substr($value, 1);
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return sprintf('<a class=sf-dump-ref href=#%s-ref%s title="%d occurrences">%s</a>', $this->dumpId, $r, 1 + $attr['count'], $v);
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}
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if ('const' === $style && array_key_exists('value', $attr)) {
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$style .= sprintf(' title="%s"', htmlspecialchars(json_encode($attr['value']), ENT_QUOTES, 'UTF-8'));
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} elseif ('public' === $style) {
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$style .= sprintf(' title="%s"', empty($attr['dynamic']) ? 'Public property' : 'Runtime added dynamic property');
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} elseif ('str' === $style && 1 < $attr['length']) {
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$style .= sprintf(' title="%s%s characters"', $attr['length'], $attr['binary'] ? ' binary or non-UTF-8' : '');
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} elseif ('note' === $style) {
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if (false !== $c = strrpos($v, '\\')) {
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return sprintf('<abbr title="%s" class=sf-dump-%s>%s</abbr>', $v, $style, substr($v, $c + 1));
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} elseif (':' === $v[0]) {
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return sprintf('<abbr title="`%s` resource" class=sf-dump-%s>%s</abbr>', substr($v, 1), $style, $v);
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}
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} elseif ('protected' === $style) {
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$style .= ' title="Protected property"';
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} elseif ('private' === $style) {
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$style .= sprintf(' title="Private property defined in class: `%s`"', $attr['class']);
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}
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return "<span class=sf-dump-$style>$v</span>";
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}
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/**
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* {@inheritdoc}
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*/
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protected function dumpLine($depth)
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{
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if (-1 === $this->lastDepth) {
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$this->line = sprintf($this->dumpPrefix, $this->dumpId, $this->indentPad).$this->line;
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}
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if (!$this->headerIsDumped) {
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$this->line = $this->getDumpHeader().$this->line;
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}
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if (-1 === $depth) {
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$this->line .= sprintf($this->dumpSuffix, $this->dumpId);
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}
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$this->lastDepth = $depth;
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// Replaces non-ASCII UTF-8 chars by numeric HTML entities
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$this->line = preg_replace_callback(
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'/[\x80-\xFF]+/',
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function ($m) {
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$m = unpack('C*', $m[0]);
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$i = 1;
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$entities = '';
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while (isset($m[$i])) {
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if (0xF0 <= $m[$i]) {
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$c = (($m[$i++] - 0xF0) << 18) + (($m[$i++] - 0x80) << 12) + (($m[$i++] - 0x80) << 6) + $m[$i++] - 0x80;
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} elseif (0xE0 <= $m[$i]) {
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$c = (($m[$i++] - 0xE0) << 12) + (($m[$i++] - 0x80) << 6) + $m[$i++] - 0x80;
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} else {
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$c = (($m[$i++] - 0xC0) << 6) + $m[$i++] - 0x80;
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}
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$entities .= '&#'.$c.';';
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}
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return $entities;
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},
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$this->line
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);
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if (-1 === $depth) {
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AbstractDumper::dumpLine(0);
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}
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AbstractDumper::dumpLine($depth);
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}
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}
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