This file is indexed.

/usr/share/php/TokenReflection/ReflectionElement.php is in php-tokenreflection 1.4.0-3.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
<?php
/**
 * PHP Token Reflection
 *
 * Version 1.4.0
 *
 * LICENSE
 *
 * This source file is subject to the new BSD license that is bundled
 * with this library in the file LICENSE.md.
 *
 * @author Ondřej Nešpor
 * @author Jaroslav Hanslík
 */

namespace TokenReflection;

use TokenReflection\Exception, TokenReflection\Stream\StreamBase as Stream;

/**
 * Basic class for reflection elements.
 *
 * Defines a variety of common methods. All reflections are descendants of this class.
 */
abstract class ReflectionElement extends ReflectionBase
{
	/**
	 * Docblock template start.
	 *
	 * @var string
	 */
	const DOCBLOCK_TEMPLATE_START = '/**#@+';

	/**
	 * Docblock template end.
	 *
	 * @var string
	 */
	const DOCBLOCK_TEMPLATE_END = '/**#@-*/';

	/**
	 * Class method cache.
	 *
	 * @var array
	 */
	private static $methodCache = array();

	/**
	 * Filename with reflection subject definition.
	 *
	 * @var string
	 */
	private $fileName;

	/**
	 * Start line in the file.
	 *
	 * @var integer
	 */
	private $startLine;

	/**
	 * End line in the file.
	 *
	 * @var integer
	 */
	private $endLine;

	/**
	 * Start position in the file token stream.
	 *
	 * @var integer
	 */
	protected $startPosition;

	/**
	 * End position in the file token stream.
	 *
	 * @var integer
	 */
	private $endPosition;

	/**
	 * Stack of actual docblock templates.
	 *
	 * @var array
	 */
	protected $docblockTemplates = array();

	/**
	 * Constructor.
	 *
	 * @param \TokenReflection\Stream\StreamBase $tokenStream Token substream
	 * @param \TokenReflection\Broker $broker Reflection broker
	 * @param \TokenReflection\IReflection $parent Parent reflection object
	 * @throws \TokenReflection\Exception\ParseException If an empty token stream was provided
	 */
	final public function __construct(Stream $tokenStream, Broker $broker, IReflection $parent = null)
	{
		if (0 === $tokenStream->count()) {
			throw new Exception\ParseException($this, $tokenStream, 'Reflection token stream must not be empty.', Exception\ParseException::INVALID_ARGUMENT);
		}

		parent::__construct($tokenStream, $broker, $parent);
	}

	/**
	 * Parses the token substream.
	 *
	 * @param \TokenReflection\Stream\StreamBase $tokenStream Token substream
	 * @param \TokenReflection\IReflection $parent Parent reflection object
	 */
	final protected function parseStream(Stream $tokenStream, IReflection $parent = null)
	{
		$this->fileName = $tokenStream->getFileName();

		$this
			->processParent($parent, $tokenStream)
			->parseStartLine($tokenStream)
			->parseDocComment($tokenStream, $parent)
			->parse($tokenStream, $parent)
			->parseChildren($tokenStream, $parent)
			->parseEndLine($tokenStream);
	}

	/**
	 * Returns the file name the reflection object is defined in.
	 *
	 * @return string
	 */
	public function getFileName()
	{
		return $this->fileName;
	}

	/**
	 * Returns a file reflection.
	 *
	 * @return \TokenReflection\ReflectionFile
	 * @throws \TokenReflection\Exception\RuntimeException If the file is not stored inside the broker
	 */
	public function getFileReflection()
	{
		return $this->getBroker()->getFile($this->fileName);
	}

	/**
	 * Returns the definition start line number in the file.
	 *
	 * @return integer
	 */
	public function getStartLine()
	{
		return $this->startLine;
	}

	/**
	 * Returns the definition end line number in the file.
	 *
	 * @return integer
	 */
	public function getEndLine()
	{
		return $this->endLine;
	}

	/**
	 * Returns the PHP extension reflection.
	 *
	 * Alwyas returns null - everything is user defined.
	 *
	 * @return null
	 */
	public function getExtension()
	{
		return null;
	}

	/**
	 * Returns the PHP extension name.
	 *
	 * Alwyas returns false - everything is user defined.
	 *
	 * @return boolean
	 */
	public function getExtensionName()
	{
		return false;
	}

	/**
	 * Returns the appropriate source code part.
	 *
	 * @return string
	 */
	public function getSource()
	{
		return $this->broker->getFileTokens($this->getFileName())->getSourcePart($this->startPosition, $this->endPosition);
	}

	/**
	 * Returns the start position in the file token stream.
	 *
	 * @return integer
	 */
	public function getStartPosition()
	{
		return $this->startPosition;
	}

	/**
	 * Returns the end position in the file token stream.
	 *
	 * @return integer
	 */
	public function getEndPosition()
	{
		return $this->endPosition;
	}

	/**
	 * Returns the stack of docblock templates.
	 *
	 * @return array
	 */
	protected function getDocblockTemplates()
	{
		return $this->docblockTemplates;
	}

	/**
	 * Processes the parent reflection object.
	 *
	 * @param \TokenReflection\Reflection $parent Parent reflection object
	 * @param \TokenReflection\Stream\StreamBase $tokenStream Token substream
	 * @return \TokenReflection\ReflectionElement
	 */
	protected function processParent(IReflection $parent, Stream $tokenStream)
	{
		// To be defined in child classes
		return $this;
	}

	/**
	 * Find the appropriate docblock.
	 *
	 * @param \TokenReflection\Stream\StreamBase $tokenStream Token substream
	 * @param \TokenReflection\IReflection $parent Parent reflection
	 * @return \TokenReflection\ReflectionElement
	 */
	protected function parseDocComment(Stream $tokenStream, IReflection $parent)
	{
		if ($this instanceof ReflectionParameter) {
			$this->docComment = new ReflectionAnnotation($this);
			return $this;
		}

		$position = $tokenStream->key();

		if ($tokenStream->is(T_DOC_COMMENT, $position - 1)) {
			$value = $tokenStream->getTokenValue($position - 1);
			if (self::DOCBLOCK_TEMPLATE_END !== $value) {
				$this->docComment = new ReflectionAnnotation($this, $value);
				$this->startPosition--;
			}
		} elseif ($tokenStream->is(T_DOC_COMMENT, $position - 2)) {
			$value = $tokenStream->getTokenValue($position - 2);
			if (self::DOCBLOCK_TEMPLATE_END !== $value) {
				$this->docComment = new ReflectionAnnotation($this, $value);
				$this->startPosition -= 2;
			}
		} elseif ($tokenStream->is(T_COMMENT, $position - 1) && preg_match('~^' . preg_quote(self::DOCBLOCK_TEMPLATE_START, '~') . '~', $tokenStream->getTokenValue($position - 1))) {
			$this->docComment = new ReflectionAnnotation($this, $tokenStream->getTokenValue($position - 1));
			$this->startPosition--;
		} elseif ($tokenStream->is(T_COMMENT, $position - 2) && preg_match('~^' . preg_quote(self::DOCBLOCK_TEMPLATE_START, '~') . '~', $tokenStream->getTokenValue($position - 2))) {
			$this->docComment = new ReflectionAnnotation($this, $tokenStream->getTokenValue($position - 2));
			$this->startPosition -= 2;
		}

		if (null === $this->docComment) {
			$this->docComment = new ReflectionAnnotation($this);
		}

		if ($parent instanceof ReflectionElement) {
			$this->docComment->setTemplates($parent->getDocblockTemplates());
		}

		return $this;
	}

	/**
	 * Saves the start line number.
	 *
	 * @param \TokenReflection\Stream\StreamBase $tokenStream Token susbtream
	 * @return \TokenReflection\ReflectionElement
	 */
	private final function parseStartLine(Stream $tokenStream)
	{
		$token = $tokenStream->current();
		$this->startLine = $token[2];

		$this->startPosition = $tokenStream->key();

		return $this;
	}

	/**
	 * Saves the end line number.
	 *
	 * @param \TokenReflection\Stream\StreamBase $tokenStream Token susbtream
	 * @return \TokenReflection\ReflectionElement
	 */
	private final function parseEndLine(Stream $tokenStream)
	{
		$token = $tokenStream->current();
		$this->endLine = $token[2];

		$this->endPosition = $tokenStream->key();

		return $this;
	}

	/**
	 * Parses reflected element metadata from the token stream.
	 *
	 * @param \TokenReflection\Stream\StreamBase $tokenStream Token substream
	 * @param \TokenReflection\IReflection $parent Parent reflection object
	 * @return \TokenReflection\ReflectionElement
	 */
	abstract protected function parse(Stream $tokenStream, IReflection $parent);

	/**
	 * Parses the reflection object name.
	 *
	 * @param \TokenReflection\Stream\StreamBase $tokenStream Token substream
	 * @return \TokenReflection\ReflectionElement
	 */
	abstract protected function parseName(Stream $tokenStream);

	/**
	 * Parses child reflection objects from the token stream.
	 *
	 * @param \TokenReflection\Stream\StreamBase $tokenStream Token substream
	 * @param \TokenReflection\Reflection $parent Parent reflection object
	 * @return \TokenReflection\ReflectionElement
	 */
	protected function parseChildren(Stream $tokenStream, IReflection $parent)
	{
		// To be defined in child classes
		return $this;
	}
}