Файл: symfony-2.7/src/Symfony/Component/VarDumper/Dumper/CliDumper.php
Строк: 266
<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace SymfonyComponentVarDumperDumper;
use SymfonyComponentVarDumperClonerData;
use SymfonyComponentVarDumperClonerCursor;
/**
* CliDumper dumps variables for command line output.
*
* @author Nicolas Grekas <p@tchwork.com>
*/
class CliDumper extends AbstractDumper
{
public static $defaultColors;
public static $defaultOutput = 'php://stdout';
protected $colors;
protected $maxStringWidth = 0;
protected $styles = array(
// See http://en.wikipedia.org/wiki/ANSI_escape_code#graphics
'default' => '38;5;208',
'num' => '1;38;5;38',
'const' => '1;38;5;208',
'str' => '1;38;5;113',
'cchr' => '7',
'note' => '38;5;38',
'ref' => '38;5;247',
'public' => '',
'protected' => '',
'private' => '',
'meta' => '38;5;170',
'key' => '38;5;113',
'index' => '38;5;38',
);
protected static $controlCharsRx = '/[x00-x1Fx7F]/';
/**
* {@inheritdoc}
*/
public function __construct($output = null)
{
parent::__construct($output);
if ('\' === DIRECTORY_SEPARATOR && false !== @getenv('ANSICON')) {
// Use only the base 16 xterm colors when using ANSICON
$this->setStyles(array(
'default' => '31',
'num' => '1;34',
'const' => '1;31',
'str' => '1;32',
'note' => '34',
'ref' => '1;30',
'meta' => '35',
'key' => '32',
'index' => '34',
));
}
}
/**
* Enables/disables colored output.
*
* @param bool $colors
*/
public function setColors($colors)
{
$this->colors = (bool) $colors;
}
/**
* Sets the maximum number of characters per line for dumped strings.
*
* @param int $maxStringWidth
*/
public function setMaxStringWidth($maxStringWidth)
{
if (function_exists('iconv')) {
$this->maxStringWidth = (int) $maxStringWidth;
}
}
/**
* Configures styles.
*
* @param array $styles A map of style names to style definitions.
*/
public function setStyles(array $styles)
{
$this->styles = $styles + $this->styles;
}
/**
* {@inheritdoc}
*/
public function dumpScalar(Cursor $cursor, $type, $value)
{
$this->dumpKey($cursor);
$style = 'const';
$attr = array();
switch ($type) {
case 'integer':
$style = 'num';
break;
case 'double':
$style = 'num';
switch (true) {
case INF === $value: $value = 'INF'; break;
case -INF === $value: $value = '-INF'; break;
case is_nan($value): $value = 'NAN'; break;
default:
$value = (string) $value;
if (false === strpos($value, $this->decimalPoint)) {
$value .= $this->decimalPoint.'0';
}
break;
}
break;
case 'NULL':
$value = 'null';
break;
case 'boolean':
$value = $value ? 'true' : 'false';
break;
default:
$attr['value'] = isset($value[0]) && !preg_match('//u', $value) ? Data::utf8Encode($value) : $value;
$value = isset($type[0]) && !preg_match('//u', $type) ? Data::utf8Encode($type) : $type;
break;
}
$this->line .= $this->style($style, $value, $attr);
$this->dumpLine($cursor->depth);
}
/**
* {@inheritdoc}
*/
public function dumpString(Cursor $cursor, $str, $bin, $cut)
{
$this->dumpKey($cursor);
if ('' === $str) {
$this->line .= '""';
$this->dumpLine($cursor->depth);
} else {
$attr = array(
'length' => function_exists('iconv_strlen') && 0 <= $cut ? iconv_strlen($str, 'UTF-8') + $cut : 0,
'binary' => $bin,
);
$str = explode("n", $str);
$m = count($str) - 1;
$i = $lineCut = 0;
if ($bin) {
$this->line .= 'b';
}
if ($m) {
$this->line .= '"""';
$this->dumpLine($cursor->depth);
} else {
$this->line .= '"';
}
foreach ($str as $str) {
if (0 < $this->maxStringWidth && $this->maxStringWidth < $len = iconv_strlen($str, 'UTF-8')) {
$str = iconv_substr($str, 0, $this->maxStringWidth, 'UTF-8');
$lineCut = $len - $this->maxStringWidth;
}
if ($m) {
$this->line .= $this->indentPad;
}
$this->line .= $this->style('str', $str, $attr);
if ($i++ == $m) {
$this->line .= '"';
if ($m) {
$this->line .= '""';
}
if ($cut < 0) {
$this->line .= '…';
$lineCut = 0;
} elseif ($cut) {
$lineCut += $cut;
}
}
if ($lineCut) {
$this->line .= '…'.$lineCut;
$lineCut = 0;
}
$this->dumpLine($cursor->depth);
}
}
}
/**
* {@inheritdoc}
*/
public function enterHash(Cursor $cursor, $type, $class, $hasChild)
{
$this->dumpKey($cursor);
if (Cursor::HASH_OBJECT === $type) {
$prefix = 'stdClass' !== $class ? $this->style('note', $class).' {' : '{';
} elseif (Cursor::HASH_RESOURCE === $type) {
$prefix = $this->style('note', ':'.$class).' {';
} else {
$prefix = $class ? $this->style('note', 'array:'.$class).' [' : '[';
}
if ($cursor->softRefCount || 0 < $cursor->softRefHandle) {
$prefix .= $this->style('ref', (Cursor::HASH_RESOURCE === $type ? '@' : '#').(0 < $cursor->softRefHandle ? $cursor->softRefHandle : $cursor->softRefTo), array('count' => $cursor->softRefCount));
} elseif ($cursor->hardRefTo && !$cursor->refIndex && $class) {
$prefix .= $this->style('ref', '&'.$cursor->hardRefTo, array('count' => $cursor->hardRefCount));
}
$this->line .= $prefix;
if ($hasChild) {
$this->dumpLine($cursor->depth);
}
}
/**
* {@inheritdoc}
*/
public function leaveHash(Cursor $cursor, $type, $class, $hasChild, $cut)
{
$this->dumpEllipsis($cursor, $hasChild, $cut);
$this->line .= Cursor::HASH_OBJECT === $type || Cursor::HASH_RESOURCE === $type ? '}' : ']';
$this->dumpLine($cursor->depth);
}
/**
* Dumps an ellipsis for cut children.
*
* @param Cursor $cursor The Cursor position in the dump.
* @param bool $hasChild When the dump of the hash has child item.
* @param int $cut The number of items the hash has been cut by.
*/
protected function dumpEllipsis(Cursor $cursor, $hasChild, $cut)
{
if ($cut) {
$this->line .= ' …';
if (0 < $cut) {
$this->line .= $cut;
}
if ($hasChild) {
$this->dumpLine($cursor->depth + 1);
}
}
}
/**
* Dumps a key in a hash structure.
*
* @param Cursor $cursor The Cursor position in the dump.
*/
protected function dumpKey(Cursor $cursor)
{
if (null !== $key = $cursor->hashKey) {
$attr = array('binary' => $cursor->hashKeyIsBinary);
$bin = $cursor->hashKeyIsBinary ? 'b' : '';
$style = 'key';
switch ($cursor->hashType) {
default:
case Cursor::HASH_INDEXED:
$style = 'index';
case Cursor::HASH_ASSOC:
if (is_int($key)) {
$this->line .= $this->style($style, $key).' => ';
} else {
$this->line .= $bin.'"'.$this->style($style, $key).'" => ';
}
break;
case Cursor::HASH_RESOURCE:
$key = " ~ ".$key;
// No break;
case Cursor::HASH_OBJECT:
if (!isset($key[0]) || " " !== $key[0]) {
$this->line .= '+'.$bin.$this->style('public', $key).': ';
} elseif (0 < strpos($key, " ", 1)) {
$key = explode(" ", substr($key, 1), 2);
switch ($key[0]) {
case '+': // User inserted keys
$attr['dynamic'] = true;
$this->line .= '+'.$bin.'"'.$this->style('public', $key[1], $attr).'": ';
break 2;
case '~':
$style = 'meta';
break;
case '*':
$style = 'protected';
$bin = '#'.$bin;
break;
default:
$attr['class'] = $key[0];
$style = 'private';
$bin = '-'.$bin;
break;
}
$this->line .= $bin.$this->style($style, $key[1], $attr).': ';
} else {
// This case should not happen
$this->line .= '-'.$bin.'"'.$this->style('private', $key, array('class' => '')).'": ';
}
break;
}
if ($cursor->hardRefTo) {
$this->line .= $this->style('ref', '&'.($cursor->hardRefCount ? $cursor->hardRefTo : ''), array('count' => $cursor->hardRefCount)).' ';
}
}
}
/**
* Decorates a value with some style.
*
* @param string $style The type of style being applied.
* @param string $value The value being styled.
* @param array $attr Optional context information.
*
* @return string The value with style decoration.
*/
protected function style($style, $value, $attr = array())
{
if (null === $this->colors) {
$this->colors = $this->supportsColors();
}
$style = $this->styles[$style];
$cchr = $this->colors ? " 33[m 33[{$style};{$this->styles['cchr']}m%s 33[m 33[{$style}m" : '%s';
$value = preg_replace_callback(self::$controlCharsRx, function ($r) use ($cchr) {
return sprintf($cchr, "x7F" === $r[0] ? '?' : chr(64 + ord($r[0])));
}, $value);
return $this->colors ? sprintf(" 33[%sm%s 33[m 33[%sm", $style, $value, $this->styles['default']) : $value;
}
/**
* @return bool Tells if the current output stream supports ANSI colors or not.
*/
protected function supportsColors()
{
if ($this->outputStream !== static::$defaultOutput) {
return @(is_resource($this->outputStream) && function_exists('posix_isatty') && posix_isatty($this->outputStream));
}
if (null !== static::$defaultColors) {
return static::$defaultColors;
}
if (isset($_SERVER['argv'][1])) {
$colors = $_SERVER['argv'];
$i = count($colors);
while (--$i > 0) {
if (isset($colors[$i][5])) {
switch ($colors[$i]) {
case '--ansi':
case '--color':
case '--color=yes':
case '--color=force':
case '--color=always':
return static::$defaultColors = true;
case '--no-ansi':
case '--color=no':
case '--color=none':
case '--color=never':
return static::$defaultColors = false;
}
}
}
}
if ('\' === DIRECTORY_SEPARATOR) {
static::$defaultColors = @(false !== getenv('ANSICON') || 'ON' === getenv('ConEmuANSI'));
} elseif (function_exists('posix_isatty')) {
$h = stream_get_meta_data($this->outputStream) + array('wrapper_type' => null);
$h = 'Output' === $h['stream_type'] && 'PHP' === $h['wrapper_type'] ? fopen('php://stdout', 'wb') : $this->outputStream;
static::$defaultColors = @posix_isatty($h);
} else {
static::$defaultColors = false;
}
return static::$defaultColors;
}
/**
* {@inheritdoc}
*/
protected function dumpLine($depth)
{
if ($this->colors) {
$this->line = sprintf(" 33[%sm%s 33[m", $this->styles['default'], $this->line);
}
parent::dumpLine($depth);
}
}