blob: f6e290ca439579528248c94553367db6132452ba [file] [log] [blame]
Matthias Andreas Benkard7b2a3a12021-08-16 10:57:25 +02001<?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
12namespace Symfony\Component\VarDumper\Dumper;
13
14use Symfony\Component\VarDumper\Cloner\Cursor;
15use Symfony\Component\VarDumper\Cloner\Stub;
16
17/**
18 * CliDumper dumps variables for command line output.
19 *
20 * @author Nicolas Grekas <p@tchwork.com>
21 */
22class CliDumper extends AbstractDumper
23{
24 public static $defaultColors;
25 public static $defaultOutput = 'php://stdout';
26
27 protected $colors;
28 protected $maxStringWidth = 0;
29 protected $styles = [
30 // See http://en.wikipedia.org/wiki/ANSI_escape_code#graphics
31 'default' => '0;38;5;208',
32 'num' => '1;38;5;38',
33 'const' => '1;38;5;208',
34 'str' => '1;38;5;113',
35 'note' => '38;5;38',
36 'ref' => '38;5;247',
37 'public' => '',
38 'protected' => '',
39 'private' => '',
40 'meta' => '38;5;170',
41 'key' => '38;5;113',
42 'index' => '38;5;38',
43 ];
44
45 protected static $controlCharsRx = '/[\x00-\x1F\x7F]+/';
46 protected static $controlCharsMap = [
47 "\t" => '\t',
48 "\n" => '\n',
49 "\v" => '\v',
50 "\f" => '\f',
51 "\r" => '\r',
52 "\033" => '\e',
53 ];
54
55 protected $collapseNextHash = false;
56 protected $expandNextHash = false;
57
Matthias Andreas Benkard1ba53812022-12-27 17:32:58 +010058 private array $displayOptions = [
Matthias Andreas Benkard7b2a3a12021-08-16 10:57:25 +020059 'fileLinkFormat' => null,
60 ];
61
Matthias Andreas Benkard1ba53812022-12-27 17:32:58 +010062 private bool $handlesHrefGracefully;
Matthias Andreas Benkard7b2a3a12021-08-16 10:57:25 +020063
64 /**
65 * {@inheritdoc}
66 */
67 public function __construct($output = null, string $charset = null, int $flags = 0)
68 {
69 parent::__construct($output, $charset, $flags);
70
71 if ('\\' === \DIRECTORY_SEPARATOR && !$this->isWindowsTrueColor()) {
72 // Use only the base 16 xterm colors when using ANSICON or standard Windows 10 CLI
73 $this->setStyles([
74 'default' => '31',
75 'num' => '1;34',
76 'const' => '1;31',
77 'str' => '1;32',
78 'note' => '34',
79 'ref' => '1;30',
80 'meta' => '35',
81 'key' => '32',
82 'index' => '34',
83 ]);
84 }
85
86 $this->displayOptions['fileLinkFormat'] = ini_get('xdebug.file_link_format') ?: get_cfg_var('xdebug.file_link_format') ?: 'file://%f#L%l';
87 }
88
89 /**
90 * Enables/disables colored output.
91 */
92 public function setColors(bool $colors)
93 {
94 $this->colors = $colors;
95 }
96
97 /**
98 * Sets the maximum number of characters per line for dumped strings.
99 */
100 public function setMaxStringWidth(int $maxStringWidth)
101 {
102 $this->maxStringWidth = $maxStringWidth;
103 }
104
105 /**
106 * Configures styles.
107 *
108 * @param array $styles A map of style names to style definitions
109 */
110 public function setStyles(array $styles)
111 {
112 $this->styles = $styles + $this->styles;
113 }
114
115 /**
116 * Configures display options.
117 *
118 * @param array $displayOptions A map of display options to customize the behavior
119 */
120 public function setDisplayOptions(array $displayOptions)
121 {
122 $this->displayOptions = $displayOptions + $this->displayOptions;
123 }
124
125 /**
126 * {@inheritdoc}
127 */
Matthias Andreas Benkard1ba53812022-12-27 17:32:58 +0100128 public function dumpScalar(Cursor $cursor, string $type, string|int|float|bool|null $value)
Matthias Andreas Benkard7b2a3a12021-08-16 10:57:25 +0200129 {
130 $this->dumpKey($cursor);
131
132 $style = 'const';
133 $attr = $cursor->attr;
134
135 switch ($type) {
136 case 'default':
137 $style = 'default';
138 break;
139
140 case 'integer':
141 $style = 'num';
Matthias Andreas Benkard1ba53812022-12-27 17:32:58 +0100142
143 if (isset($this->styles['integer'])) {
144 $style = 'integer';
145 }
146
Matthias Andreas Benkard7b2a3a12021-08-16 10:57:25 +0200147 break;
148
149 case 'double':
150 $style = 'num';
151
Matthias Andreas Benkard1ba53812022-12-27 17:32:58 +0100152 if (isset($this->styles['float'])) {
153 $style = 'float';
154 }
155
Matthias Andreas Benkard7b2a3a12021-08-16 10:57:25 +0200156 switch (true) {
157 case \INF === $value: $value = 'INF'; break;
158 case -\INF === $value: $value = '-INF'; break;
159 case is_nan($value): $value = 'NAN'; break;
160 default:
161 $value = (string) $value;
162 if (!str_contains($value, $this->decimalPoint)) {
163 $value .= $this->decimalPoint.'0';
164 }
165 break;
166 }
167 break;
168
169 case 'NULL':
170 $value = 'null';
171 break;
172
173 case 'boolean':
174 $value = $value ? 'true' : 'false';
175 break;
176
177 default:
178 $attr += ['value' => $this->utf8Encode($value)];
179 $value = $this->utf8Encode($type);
180 break;
181 }
182
183 $this->line .= $this->style($style, $value, $attr);
184
185 $this->endValue($cursor);
186 }
187
188 /**
189 * {@inheritdoc}
190 */
191 public function dumpString(Cursor $cursor, string $str, bool $bin, int $cut)
192 {
193 $this->dumpKey($cursor);
194 $attr = $cursor->attr;
195
196 if ($bin) {
197 $str = $this->utf8Encode($str);
198 }
199 if ('' === $str) {
200 $this->line .= '""';
201 $this->endValue($cursor);
202 } else {
203 $attr += [
204 'length' => 0 <= $cut ? mb_strlen($str, 'UTF-8') + $cut : 0,
205 'binary' => $bin,
206 ];
207 $str = $bin && false !== strpos($str, "\0") ? [$str] : explode("\n", $str);
208 if (isset($str[1]) && !isset($str[2]) && !isset($str[1][0])) {
209 unset($str[1]);
210 $str[0] .= "\n";
211 }
212 $m = \count($str) - 1;
213 $i = $lineCut = 0;
214
215 if (self::DUMP_STRING_LENGTH & $this->flags) {
216 $this->line .= '('.$attr['length'].') ';
217 }
218 if ($bin) {
219 $this->line .= 'b';
220 }
221
222 if ($m) {
223 $this->line .= '"""';
224 $this->dumpLine($cursor->depth);
225 } else {
226 $this->line .= '"';
227 }
228
229 foreach ($str as $str) {
230 if ($i < $m) {
231 $str .= "\n";
232 }
233 if (0 < $this->maxStringWidth && $this->maxStringWidth < $len = mb_strlen($str, 'UTF-8')) {
234 $str = mb_substr($str, 0, $this->maxStringWidth, 'UTF-8');
235 $lineCut = $len - $this->maxStringWidth;
236 }
237 if ($m && 0 < $cursor->depth) {
238 $this->line .= $this->indentPad;
239 }
240 if ('' !== $str) {
241 $this->line .= $this->style('str', $str, $attr);
242 }
243 if ($i++ == $m) {
244 if ($m) {
245 if ('' !== $str) {
246 $this->dumpLine($cursor->depth);
247 if (0 < $cursor->depth) {
248 $this->line .= $this->indentPad;
249 }
250 }
251 $this->line .= '"""';
252 } else {
253 $this->line .= '"';
254 }
255 if ($cut < 0) {
256 $this->line .= '…';
257 $lineCut = 0;
258 } elseif ($cut) {
259 $lineCut += $cut;
260 }
261 }
262 if ($lineCut) {
263 $this->line .= '…'.$lineCut;
264 $lineCut = 0;
265 }
266
267 if ($i > $m) {
268 $this->endValue($cursor);
269 } else {
270 $this->dumpLine($cursor->depth);
271 }
272 }
273 }
274 }
275
276 /**
277 * {@inheritdoc}
278 */
Matthias Andreas Benkard1ba53812022-12-27 17:32:58 +0100279 public function enterHash(Cursor $cursor, int $type, string|int|null $class, bool $hasChild)
Matthias Andreas Benkard7b2a3a12021-08-16 10:57:25 +0200280 {
281 if (null === $this->colors) {
282 $this->colors = $this->supportsColors();
283 }
284
285 $this->dumpKey($cursor);
286 $attr = $cursor->attr;
287
288 if ($this->collapseNextHash) {
289 $cursor->skipChildren = true;
290 $this->collapseNextHash = $hasChild = false;
291 }
292
293 $class = $this->utf8Encode($class);
294 if (Cursor::HASH_OBJECT === $type) {
295 $prefix = $class && 'stdClass' !== $class ? $this->style('note', $class, $attr).(empty($attr['cut_hash']) ? ' {' : '') : '{';
296 } elseif (Cursor::HASH_RESOURCE === $type) {
297 $prefix = $this->style('note', $class.' resource', $attr).($hasChild ? ' {' : ' ');
298 } else {
299 $prefix = $class && !(self::DUMP_LIGHT_ARRAY & $this->flags) ? $this->style('note', 'array:'.$class).' [' : '[';
300 }
301
302 if (($cursor->softRefCount || 0 < $cursor->softRefHandle) && empty($attr['cut_hash'])) {
303 $prefix .= $this->style('ref', (Cursor::HASH_RESOURCE === $type ? '@' : '#').(0 < $cursor->softRefHandle ? $cursor->softRefHandle : $cursor->softRefTo), ['count' => $cursor->softRefCount]);
304 } elseif ($cursor->hardRefTo && !$cursor->refIndex && $class) {
305 $prefix .= $this->style('ref', '&'.$cursor->hardRefTo, ['count' => $cursor->hardRefCount]);
306 } elseif (!$hasChild && Cursor::HASH_RESOURCE === $type) {
307 $prefix = substr($prefix, 0, -1);
308 }
309
310 $this->line .= $prefix;
311
312 if ($hasChild) {
313 $this->dumpLine($cursor->depth);
314 }
315 }
316
317 /**
318 * {@inheritdoc}
319 */
Matthias Andreas Benkard1ba53812022-12-27 17:32:58 +0100320 public function leaveHash(Cursor $cursor, int $type, string|int|null $class, bool $hasChild, int $cut)
Matthias Andreas Benkard7b2a3a12021-08-16 10:57:25 +0200321 {
322 if (empty($cursor->attr['cut_hash'])) {
323 $this->dumpEllipsis($cursor, $hasChild, $cut);
324 $this->line .= Cursor::HASH_OBJECT === $type ? '}' : (Cursor::HASH_RESOURCE !== $type ? ']' : ($hasChild ? '}' : ''));
325 }
326
327 $this->endValue($cursor);
328 }
329
330 /**
331 * Dumps an ellipsis for cut children.
332 *
333 * @param bool $hasChild When the dump of the hash has child item
334 * @param int $cut The number of items the hash has been cut by
335 */
336 protected function dumpEllipsis(Cursor $cursor, bool $hasChild, int $cut)
337 {
338 if ($cut) {
339 $this->line .= ' …';
340 if (0 < $cut) {
341 $this->line .= $cut;
342 }
343 if ($hasChild) {
344 $this->dumpLine($cursor->depth + 1);
345 }
346 }
347 }
348
349 /**
350 * Dumps a key in a hash structure.
351 */
352 protected function dumpKey(Cursor $cursor)
353 {
354 if (null !== $key = $cursor->hashKey) {
355 if ($cursor->hashKeyIsBinary) {
356 $key = $this->utf8Encode($key);
357 }
358 $attr = ['binary' => $cursor->hashKeyIsBinary];
359 $bin = $cursor->hashKeyIsBinary ? 'b' : '';
360 $style = 'key';
361 switch ($cursor->hashType) {
362 default:
363 case Cursor::HASH_INDEXED:
364 if (self::DUMP_LIGHT_ARRAY & $this->flags) {
365 break;
366 }
367 $style = 'index';
368 // no break
369 case Cursor::HASH_ASSOC:
370 if (\is_int($key)) {
371 $this->line .= $this->style($style, $key).' => ';
372 } else {
373 $this->line .= $bin.'"'.$this->style($style, $key).'" => ';
374 }
375 break;
376
377 case Cursor::HASH_RESOURCE:
378 $key = "\0~\0".$key;
379 // no break
380 case Cursor::HASH_OBJECT:
381 if (!isset($key[0]) || "\0" !== $key[0]) {
382 $this->line .= '+'.$bin.$this->style('public', $key).': ';
383 } elseif (0 < strpos($key, "\0", 1)) {
384 $key = explode("\0", substr($key, 1), 2);
385
386 switch ($key[0][0]) {
387 case '+': // User inserted keys
388 $attr['dynamic'] = true;
389 $this->line .= '+'.$bin.'"'.$this->style('public', $key[1], $attr).'": ';
390 break 2;
391 case '~':
392 $style = 'meta';
393 if (isset($key[0][1])) {
394 parse_str(substr($key[0], 1), $attr);
395 $attr += ['binary' => $cursor->hashKeyIsBinary];
396 }
397 break;
398 case '*':
399 $style = 'protected';
400 $bin = '#'.$bin;
401 break;
402 default:
403 $attr['class'] = $key[0];
404 $style = 'private';
405 $bin = '-'.$bin;
406 break;
407 }
408
409 if (isset($attr['collapse'])) {
410 if ($attr['collapse']) {
411 $this->collapseNextHash = true;
412 } else {
413 $this->expandNextHash = true;
414 }
415 }
416
417 $this->line .= $bin.$this->style($style, $key[1], $attr).($attr['separator'] ?? ': ');
418 } else {
419 // This case should not happen
420 $this->line .= '-'.$bin.'"'.$this->style('private', $key, ['class' => '']).'": ';
421 }
422 break;
423 }
424
425 if ($cursor->hardRefTo) {
426 $this->line .= $this->style('ref', '&'.($cursor->hardRefCount ? $cursor->hardRefTo : ''), ['count' => $cursor->hardRefCount]).' ';
427 }
428 }
429 }
430
431 /**
432 * Decorates a value with some style.
433 *
434 * @param string $style The type of style being applied
435 * @param string $value The value being styled
436 * @param array $attr Optional context information
Matthias Andreas Benkard7b2a3a12021-08-16 10:57:25 +0200437 */
Matthias Andreas Benkard1ba53812022-12-27 17:32:58 +0100438 protected function style(string $style, string $value, array $attr = []): string
Matthias Andreas Benkard7b2a3a12021-08-16 10:57:25 +0200439 {
440 if (null === $this->colors) {
441 $this->colors = $this->supportsColors();
442 }
443
Matthias Andreas Benkard1ba53812022-12-27 17:32:58 +0100444 $this->handlesHrefGracefully ??= 'JetBrains-JediTerm' !== getenv('TERMINAL_EMULATOR')
445 && (!getenv('KONSOLE_VERSION') || (int) getenv('KONSOLE_VERSION') > 201100);
Matthias Andreas Benkard7b2a3a12021-08-16 10:57:25 +0200446
447 if (isset($attr['ellipsis'], $attr['ellipsis-type'])) {
448 $prefix = substr($value, 0, -$attr['ellipsis']);
449 if ('cli' === \PHP_SAPI && 'path' === $attr['ellipsis-type'] && isset($_SERVER[$pwd = '\\' === \DIRECTORY_SEPARATOR ? 'CD' : 'PWD']) && str_starts_with($prefix, $_SERVER[$pwd])) {
450 $prefix = '.'.substr($prefix, \strlen($_SERVER[$pwd]));
451 }
452 if (!empty($attr['ellipsis-tail'])) {
453 $prefix .= substr($value, -$attr['ellipsis'], $attr['ellipsis-tail']);
454 $value = substr($value, -$attr['ellipsis'] + $attr['ellipsis-tail']);
455 } else {
456 $value = substr($value, -$attr['ellipsis']);
457 }
458
459 $value = $this->style('default', $prefix).$this->style($style, $value);
460
461 goto href;
462 }
463
464 $map = static::$controlCharsMap;
465 $startCchr = $this->colors ? "\033[m\033[{$this->styles['default']}m" : '';
466 $endCchr = $this->colors ? "\033[m\033[{$this->styles[$style]}m" : '';
467 $value = preg_replace_callback(static::$controlCharsRx, function ($c) use ($map, $startCchr, $endCchr) {
468 $s = $startCchr;
469 $c = $c[$i = 0];
470 do {
471 $s .= $map[$c[$i]] ?? sprintf('\x%02X', \ord($c[$i]));
472 } while (isset($c[++$i]));
473
474 return $s.$endCchr;
475 }, $value, -1, $cchrCount);
476
477 if ($this->colors) {
478 if ($cchrCount && "\033" === $value[0]) {
479 $value = substr($value, \strlen($startCchr));
480 } else {
481 $value = "\033[{$this->styles[$style]}m".$value;
482 }
483 if ($cchrCount && str_ends_with($value, $endCchr)) {
484 $value = substr($value, 0, -\strlen($endCchr));
485 } else {
486 $value .= "\033[{$this->styles['default']}m";
487 }
488 }
489
490 href:
491 if ($this->colors && $this->handlesHrefGracefully) {
492 if (isset($attr['file']) && $href = $this->getSourceLink($attr['file'], $attr['line'] ?? 0)) {
493 if ('note' === $style) {
494 $value .= "\033]8;;{$href}\033\\^\033]8;;\033\\";
495 } else {
496 $attr['href'] = $href;
497 }
498 }
499 if (isset($attr['href'])) {
500 $value = "\033]8;;{$attr['href']}\033\\{$value}\033]8;;\033\\";
501 }
502 } elseif ($attr['if_links'] ?? false) {
503 return '';
504 }
505
506 return $value;
507 }
508
Matthias Andreas Benkard1ba53812022-12-27 17:32:58 +0100509 protected function supportsColors(): bool
Matthias Andreas Benkard7b2a3a12021-08-16 10:57:25 +0200510 {
511 if ($this->outputStream !== static::$defaultOutput) {
512 return $this->hasColorSupport($this->outputStream);
513 }
514 if (null !== static::$defaultColors) {
515 return static::$defaultColors;
516 }
517 if (isset($_SERVER['argv'][1])) {
518 $colors = $_SERVER['argv'];
519 $i = \count($colors);
520 while (--$i > 0) {
521 if (isset($colors[$i][5])) {
522 switch ($colors[$i]) {
523 case '--ansi':
524 case '--color':
525 case '--color=yes':
526 case '--color=force':
527 case '--color=always':
528 case '--colors=always':
529 return static::$defaultColors = true;
530
531 case '--no-ansi':
532 case '--color=no':
533 case '--color=none':
534 case '--color=never':
535 case '--colors=never':
536 return static::$defaultColors = false;
537 }
538 }
539 }
540 }
541
542 $h = stream_get_meta_data($this->outputStream) + ['wrapper_type' => null];
543 $h = 'Output' === $h['stream_type'] && 'PHP' === $h['wrapper_type'] ? fopen('php://stdout', 'w') : $this->outputStream;
544
545 return static::$defaultColors = $this->hasColorSupport($h);
546 }
547
548 /**
549 * {@inheritdoc}
550 */
551 protected function dumpLine(int $depth, bool $endOfValue = false)
552 {
553 if ($this->colors) {
554 $this->line = sprintf("\033[%sm%s\033[m", $this->styles['default'], $this->line);
555 }
556 parent::dumpLine($depth);
557 }
558
559 protected function endValue(Cursor $cursor)
560 {
561 if (-1 === $cursor->hashType) {
562 return;
563 }
564
565 if (Stub::ARRAY_INDEXED === $cursor->hashType || Stub::ARRAY_ASSOC === $cursor->hashType) {
566 if (self::DUMP_TRAILING_COMMA & $this->flags && 0 < $cursor->depth) {
567 $this->line .= ',';
568 } elseif (self::DUMP_COMMA_SEPARATOR & $this->flags && 1 < $cursor->hashLength - $cursor->hashIndex) {
569 $this->line .= ',';
570 }
571 }
572
573 $this->dumpLine($cursor->depth, true);
574 }
575
576 /**
577 * Returns true if the stream supports colorization.
578 *
579 * Reference: Composer\XdebugHandler\Process::supportsColor
580 * https://github.com/composer/xdebug-handler
Matthias Andreas Benkard7b2a3a12021-08-16 10:57:25 +0200581 */
Matthias Andreas Benkard1ba53812022-12-27 17:32:58 +0100582 private function hasColorSupport(mixed $stream): bool
Matthias Andreas Benkard7b2a3a12021-08-16 10:57:25 +0200583 {
584 if (!\is_resource($stream) || 'stream' !== get_resource_type($stream)) {
585 return false;
586 }
587
588 // Follow https://no-color.org/
589 if (isset($_SERVER['NO_COLOR']) || false !== getenv('NO_COLOR')) {
590 return false;
591 }
592
593 if ('Hyper' === getenv('TERM_PROGRAM')) {
594 return true;
595 }
596
597 if (\DIRECTORY_SEPARATOR === '\\') {
598 return (\function_exists('sapi_windows_vt100_support')
599 && @sapi_windows_vt100_support($stream))
600 || false !== getenv('ANSICON')
601 || 'ON' === getenv('ConEmuANSI')
602 || 'xterm' === getenv('TERM');
603 }
604
605 return stream_isatty($stream);
606 }
607
608 /**
609 * Returns true if the Windows terminal supports true color.
610 *
611 * Note that this does not check an output stream, but relies on environment
612 * variables from known implementations, or a PHP and Windows version that
613 * supports true color.
614 */
615 private function isWindowsTrueColor(): bool
616 {
617 $result = 183 <= getenv('ANSICON_VER')
618 || 'ON' === getenv('ConEmuANSI')
619 || 'xterm' === getenv('TERM')
620 || 'Hyper' === getenv('TERM_PROGRAM');
621
622 if (!$result) {
623 $version = sprintf(
624 '%s.%s.%s',
625 PHP_WINDOWS_VERSION_MAJOR,
626 PHP_WINDOWS_VERSION_MINOR,
627 PHP_WINDOWS_VERSION_BUILD
628 );
629 $result = $version >= '10.0.15063';
630 }
631
632 return $result;
633 }
634
635 private function getSourceLink(string $file, int $line)
636 {
637 if ($fmt = $this->displayOptions['fileLinkFormat']) {
638 return \is_string($fmt) ? strtr($fmt, ['%f' => $file, '%l' => $line]) : ($fmt->format($file, $line) ?: 'file://'.$file.'#L'.$line);
639 }
640
641 return false;
642 }
643}