comparison vendor/symfony/http-kernel/DataCollector/DumpDataCollector.php @ 0:c75dbcec494b

Initial commit from drush-created site
author Chris Cannam
date Thu, 05 Jul 2018 14:24:15 +0000
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children 5311817fb629
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-1:000000000000 0:c75dbcec494b
1 <?php
2
3 /*
4 * This file is part of the Symfony package.
5 *
6 * (c) Fabien Potencier <fabien@symfony.com>
7 *
8 * For the full copyright and license information, please view the LICENSE
9 * file that was distributed with this source code.
10 */
11
12 namespace Symfony\Component\HttpKernel\DataCollector;
13
14 use Symfony\Component\HttpFoundation\Request;
15 use Symfony\Component\HttpFoundation\RequestStack;
16 use Symfony\Component\HttpFoundation\Response;
17 use Symfony\Component\Stopwatch\Stopwatch;
18 use Symfony\Component\VarDumper\Cloner\Data;
19 use Symfony\Component\VarDumper\Cloner\VarCloner;
20 use Symfony\Component\VarDumper\Dumper\CliDumper;
21 use Symfony\Component\VarDumper\Dumper\HtmlDumper;
22 use Symfony\Component\VarDumper\Dumper\DataDumperInterface;
23 use Twig\Template;
24
25 /**
26 * @author Nicolas Grekas <p@tchwork.com>
27 */
28 class DumpDataCollector extends DataCollector implements DataDumperInterface
29 {
30 private $stopwatch;
31 private $fileLinkFormat;
32 private $dataCount = 0;
33 private $isCollected = true;
34 private $clonesCount = 0;
35 private $clonesIndex = 0;
36 private $rootRefs;
37 private $charset;
38 private $requestStack;
39 private $dumper;
40 private $dumperIsInjected;
41
42 public function __construct(Stopwatch $stopwatch = null, $fileLinkFormat = null, $charset = null, RequestStack $requestStack = null, DataDumperInterface $dumper = null)
43 {
44 $this->stopwatch = $stopwatch;
45 $this->fileLinkFormat = $fileLinkFormat ?: ini_get('xdebug.file_link_format') ?: get_cfg_var('xdebug.file_link_format');
46 $this->charset = $charset ?: ini_get('php.output_encoding') ?: ini_get('default_charset') ?: 'UTF-8';
47 $this->requestStack = $requestStack;
48 $this->dumper = $dumper;
49 $this->dumperIsInjected = null !== $dumper;
50
51 // All clones share these properties by reference:
52 $this->rootRefs = array(
53 &$this->data,
54 &$this->dataCount,
55 &$this->isCollected,
56 &$this->clonesCount,
57 );
58 }
59
60 public function __clone()
61 {
62 $this->clonesIndex = ++$this->clonesCount;
63 }
64
65 public function dump(Data $data)
66 {
67 if ($this->stopwatch) {
68 $this->stopwatch->start('dump');
69 }
70 if ($this->isCollected && !$this->dumper) {
71 $this->isCollected = false;
72 }
73
74 $trace = debug_backtrace(DEBUG_BACKTRACE_PROVIDE_OBJECT | DEBUG_BACKTRACE_IGNORE_ARGS, 7);
75
76 $file = $trace[0]['file'];
77 $line = $trace[0]['line'];
78 $name = false;
79 $fileExcerpt = false;
80
81 for ($i = 1; $i < 7; ++$i) {
82 if (isset($trace[$i]['class'], $trace[$i]['function'])
83 && 'dump' === $trace[$i]['function']
84 && 'Symfony\Component\VarDumper\VarDumper' === $trace[$i]['class']
85 ) {
86 $file = $trace[$i]['file'];
87 $line = $trace[$i]['line'];
88
89 while (++$i < 7) {
90 if (isset($trace[$i]['function'], $trace[$i]['file']) && empty($trace[$i]['class']) && 0 !== strpos($trace[$i]['function'], 'call_user_func')) {
91 $file = $trace[$i]['file'];
92 $line = $trace[$i]['line'];
93
94 break;
95 } elseif (isset($trace[$i]['object']) && $trace[$i]['object'] instanceof Template) {
96 $template = $trace[$i]['object'];
97 $name = $template->getTemplateName();
98 $src = method_exists($template, 'getSourceContext') ? $template->getSourceContext()->getCode() : (method_exists($template, 'getSource') ? $template->getSource() : false);
99 $info = $template->getDebugInfo();
100 if (isset($info[$trace[$i - 1]['line']])) {
101 $line = $info[$trace[$i - 1]['line']];
102 $file = method_exists($template, 'getSourceContext') ? $template->getSourceContext()->getPath() : null;
103
104 if ($src) {
105 $src = explode("\n", $src);
106 $fileExcerpt = array();
107
108 for ($i = max($line - 3, 1), $max = min($line + 3, count($src)); $i <= $max; ++$i) {
109 $fileExcerpt[] = '<li'.($i === $line ? ' class="selected"' : '').'><code>'.$this->htmlEncode($src[$i - 1]).'</code></li>';
110 }
111
112 $fileExcerpt = '<ol start="'.max($line - 3, 1).'">'.implode("\n", $fileExcerpt).'</ol>';
113 }
114 }
115 break;
116 }
117 }
118 break;
119 }
120 }
121
122 if (false === $name) {
123 $name = str_replace('\\', '/', $file);
124 $name = substr($name, strrpos($name, '/') + 1);
125 }
126
127 if ($this->dumper) {
128 $this->doDump($data, $name, $file, $line);
129 }
130
131 $this->data[] = compact('data', 'name', 'file', 'line', 'fileExcerpt');
132 ++$this->dataCount;
133
134 if ($this->stopwatch) {
135 $this->stopwatch->stop('dump');
136 }
137 }
138
139 public function collect(Request $request, Response $response, \Exception $exception = null)
140 {
141 // Sub-requests and programmatic calls stay in the collected profile.
142 if ($this->dumper || ($this->requestStack && $this->requestStack->getMasterRequest() !== $request) || $request->isXmlHttpRequest() || $request->headers->has('Origin')) {
143 return;
144 }
145
146 // In all other conditions that remove the web debug toolbar, dumps are written on the output.
147 if (!$this->requestStack
148 || !$response->headers->has('X-Debug-Token')
149 || $response->isRedirection()
150 || ($response->headers->has('Content-Type') && false === strpos($response->headers->get('Content-Type'), 'html'))
151 || 'html' !== $request->getRequestFormat()
152 || false === strripos($response->getContent(), '</body>')
153 ) {
154 if ($response->headers->has('Content-Type') && false !== strpos($response->headers->get('Content-Type'), 'html')) {
155 $this->dumper = new HtmlDumper('php://output', $this->charset);
156 $this->dumper->setDisplayOptions(array('fileLinkFormat' => $this->fileLinkFormat));
157 } else {
158 $this->dumper = new CliDumper('php://output', $this->charset);
159 }
160
161 foreach ($this->data as $dump) {
162 $this->doDump($dump['data'], $dump['name'], $dump['file'], $dump['line']);
163 }
164 }
165 }
166
167 public function reset()
168 {
169 if ($this->stopwatch) {
170 $this->stopwatch->reset();
171 }
172 $this->data = array();
173 $this->dataCount = 0;
174 $this->isCollected = false;
175 $this->clonesCount = 0;
176 $this->clonesIndex = 0;
177 }
178
179 public function serialize()
180 {
181 if ($this->clonesCount !== $this->clonesIndex) {
182 return 'a:0:{}';
183 }
184
185 $this->data[] = $this->fileLinkFormat;
186 $this->data[] = $this->charset;
187 $ser = serialize($this->data);
188 $this->data = array();
189 $this->dataCount = 0;
190 $this->isCollected = true;
191 if (!$this->dumperIsInjected) {
192 $this->dumper = null;
193 }
194
195 return $ser;
196 }
197
198 public function unserialize($data)
199 {
200 parent::unserialize($data);
201 $charset = array_pop($this->data);
202 $fileLinkFormat = array_pop($this->data);
203 $this->dataCount = count($this->data);
204 self::__construct($this->stopwatch, $fileLinkFormat, $charset);
205 }
206
207 public function getDumpsCount()
208 {
209 return $this->dataCount;
210 }
211
212 public function getDumps($format, $maxDepthLimit = -1, $maxItemsPerDepth = -1)
213 {
214 $data = fopen('php://memory', 'r+b');
215
216 if ('html' === $format) {
217 $dumper = new HtmlDumper($data, $this->charset);
218 $dumper->setDisplayOptions(array('fileLinkFormat' => $this->fileLinkFormat));
219 } else {
220 throw new \InvalidArgumentException(sprintf('Invalid dump format: %s', $format));
221 }
222 $dumps = array();
223
224 foreach ($this->data as $dump) {
225 $dumper->dump($dump['data']->withMaxDepth($maxDepthLimit)->withMaxItemsPerDepth($maxItemsPerDepth));
226 $dump['data'] = stream_get_contents($data, -1, 0);
227 ftruncate($data, 0);
228 rewind($data);
229 $dumps[] = $dump;
230 }
231
232 return $dumps;
233 }
234
235 public function getName()
236 {
237 return 'dump';
238 }
239
240 public function __destruct()
241 {
242 if (0 === $this->clonesCount-- && !$this->isCollected && $this->data) {
243 $this->clonesCount = 0;
244 $this->isCollected = true;
245
246 $h = headers_list();
247 $i = count($h);
248 array_unshift($h, 'Content-Type: '.ini_get('default_mimetype'));
249 while (0 !== stripos($h[$i], 'Content-Type:')) {
250 --$i;
251 }
252
253 if (!\in_array(PHP_SAPI, array('cli', 'phpdbg'), true) && stripos($h[$i], 'html')) {
254 $this->dumper = new HtmlDumper('php://output', $this->charset);
255 $this->dumper->setDisplayOptions(array('fileLinkFormat' => $this->fileLinkFormat));
256 } else {
257 $this->dumper = new CliDumper('php://output', $this->charset);
258 }
259
260 foreach ($this->data as $i => $dump) {
261 $this->data[$i] = null;
262 $this->doDump($dump['data'], $dump['name'], $dump['file'], $dump['line']);
263 }
264
265 $this->data = array();
266 $this->dataCount = 0;
267 }
268 }
269
270 private function doDump($data, $name, $file, $line)
271 {
272 if ($this->dumper instanceof CliDumper) {
273 $contextDumper = function ($name, $file, $line, $fmt) {
274 if ($this instanceof HtmlDumper) {
275 if ($file) {
276 $s = $this->style('meta', '%s');
277 $f = strip_tags($this->style('', $file));
278 $name = strip_tags($this->style('', $name));
279 if ($fmt && $link = is_string($fmt) ? strtr($fmt, array('%f' => $file, '%l' => $line)) : $fmt->format($file, $line)) {
280 $name = sprintf('<a href="%s" title="%s">'.$s.'</a>', strip_tags($this->style('', $link)), $f, $name);
281 } else {
282 $name = sprintf('<abbr title="%s">'.$s.'</abbr>', $f, $name);
283 }
284 } else {
285 $name = $this->style('meta', $name);
286 }
287 $this->line = $name.' on line '.$this->style('meta', $line).':';
288 } else {
289 $this->line = $this->style('meta', $name).' on line '.$this->style('meta', $line).':';
290 }
291 $this->dumpLine(0);
292 };
293 $contextDumper = $contextDumper->bindTo($this->dumper, $this->dumper);
294 $contextDumper($name, $file, $line, $this->fileLinkFormat);
295 } else {
296 $cloner = new VarCloner();
297 $this->dumper->dump($cloner->cloneVar($name.' on line '.$line.':'));
298 }
299 $this->dumper->dump($data);
300 }
301
302 private function htmlEncode($s)
303 {
304 $html = '';
305
306 $dumper = new HtmlDumper(function ($line) use (&$html) { $html .= $line; }, $this->charset);
307 $dumper->setDumpHeader('');
308 $dumper->setDumpBoundaries('', '');
309
310 $cloner = new VarCloner();
311 $dumper->dump($cloner->cloneVar($s));
312
313 return substr(strip_tags($html), 1, -1);
314 }
315 }