/wp-content/plugins/versionpress/vendor/tracy/tracy/src/Tracy/Dumper.php
PHP | 353 lines | 255 code | 53 blank | 45 comment | 35 complexity | ae5f4f18757dda3eddc54283e4f028cc MD5 | raw file
- <?php
- /**
- * This file is part of the Tracy (https://tracy.nette.org)
- * Copyright (c) 2004 David Grudl (https://davidgrudl.com)
- */
- namespace Tracy;
- use Tracy;
- /**
- * Dumps a variable.
- *
- * @author David Grudl
- */
- class Dumper
- {
- const DEPTH = 'depth', // how many nested levels of array/object properties display (defaults to 4)
- TRUNCATE = 'truncate', // how truncate long strings? (defaults to 150)
- COLLAPSE = 'collapse', // always collapse? (defaults to false)
- COLLAPSE_COUNT = 'collapsecount', // how big array/object are collapsed? (defaults to 7)
- LOCATION = 'location'; // show location string? (defaults to false)
- /** @var array */
- public static $terminalColors = array(
- 'bool' => '1;33',
- 'null' => '1;33',
- 'number' => '1;32',
- 'string' => '1;36',
- 'array' => '1;31',
- 'key' => '1;37',
- 'object' => '1;31',
- 'visibility' => '1;30',
- 'resource' => '1;37',
- 'indent' => '1;30',
- );
- /** @var array */
- public static $resources = array(
- 'stream' => 'stream_get_meta_data',
- 'stream-context' => 'stream_context_get_options',
- 'curl' => 'curl_getinfo',
- );
- /**
- * Dumps variable to the output.
- * @return mixed variable
- */
- public static function dump($var, array $options = NULL)
- {
- if (PHP_SAPI !== 'cli' && !preg_match('#^Content-Type: (?!text/html)#im', implode("\n", headers_list()))) {
- echo self::toHtml($var, $options);
- } elseif (self::detectColors()) {
- echo self::toTerminal($var, $options);
- } else {
- echo self::toText($var, $options);
- }
- return $var;
- }
- /**
- * Dumps variable to HTML.
- * @return string
- */
- public static function toHtml($var, array $options = NULL)
- {
- $options = (array) $options + array(
- self::DEPTH => 4,
- self::TRUNCATE => 150,
- self::COLLAPSE => FALSE,
- self::COLLAPSE_COUNT => 7,
- self::LOCATION => FALSE,
- );
- list($file, $line, $code) = $options[self::LOCATION] ? self::findLocation() : NULL;
- return '<pre class="tracy-dump"'
- . ($file ? Helpers::createHtml(' title="%in file % on line %" data-tracy-href="%"', "$code\n", $file, $line, Helpers::editorUri($file, $line)) . '>' : '>')
- . self::dumpVar($var, $options)
- . ($file ? '<small>in ' . Helpers::editorLink($file, $line) . '</small>' : '')
- . "</pre>\n";
- }
- /**
- * Dumps variable to plain text.
- * @return string
- */
- public static function toText($var, array $options = NULL)
- {
- return htmlspecialchars_decode(strip_tags(self::toHtml($var, $options)), ENT_QUOTES);
- }
- /**
- * Dumps variable to x-terminal.
- * @return string
- */
- public static function toTerminal($var, array $options = NULL)
- {
- return htmlspecialchars_decode(strip_tags(preg_replace_callback('#<span class="tracy-dump-(\w+)">|</span>#', function ($m) {
- return "\033[" . (isset($m[1], Dumper::$terminalColors[$m[1]]) ? Dumper::$terminalColors[$m[1]] : '0') . 'm';
- }, self::toHtml($var, $options))), ENT_QUOTES);
- }
- /**
- * Internal toHtml() dump implementation.
- * @param mixed variable to dump
- * @param array options
- * @param int current recursion level
- * @return string
- */
- private static function dumpVar(& $var, array $options, $level = 0)
- {
- if (method_exists(__CLASS__, $m = 'dump' . gettype($var))) {
- return self::$m($var, $options, $level);
- } else {
- return "<span>unknown type</span>\n";
- }
- }
- private static function dumpNull()
- {
- return "<span class=\"tracy-dump-null\">NULL</span>\n";
- }
- private static function dumpBoolean(& $var)
- {
- return '<span class="tracy-dump-bool">' . ($var ? 'TRUE' : 'FALSE') . "</span>\n";
- }
- private static function dumpInteger(& $var)
- {
- return "<span class=\"tracy-dump-number\">$var</span>\n";
- }
- private static function dumpDouble(& $var)
- {
- $var = is_finite($var)
- ? ($tmp = json_encode($var)) . (strpos($tmp, '.') === FALSE ? '.0' : '')
- : var_export($var, TRUE);
- return "<span class=\"tracy-dump-number\">$var</span>\n";
- }
- private static function dumpString(& $var, $options)
- {
- return '<span class="tracy-dump-string">"'
- . htmlspecialchars(self::encodeString($var, $options[self::TRUNCATE]), ENT_NOQUOTES, 'UTF-8')
- . '"</span>' . (strlen($var) > 1 ? ' (' . strlen($var) . ')' : '') . "\n";
- }
- private static function dumpArray(& $var, $options, $level)
- {
- static $marker;
- if ($marker === NULL) {
- $marker = uniqid("\x00", TRUE);
- }
- $out = '<span class="tracy-dump-array">array</span> (';
- if (empty($var)) {
- return $out . ")\n";
- } elseif (isset($var[$marker])) {
- return $out . (count($var) - 1) . ") [ <i>RECURSION</i> ]\n";
- } elseif (!$options[self::DEPTH] || $level < $options[self::DEPTH]) {
- $collapsed = $level ? count($var) >= $options[self::COLLAPSE_COUNT] : $options[self::COLLAPSE];
- $out = '<span class="tracy-toggle' . ($collapsed ? ' tracy-collapsed' : '') . '">'
- . $out . count($var) . ")</span>\n<div" . ($collapsed ? ' class="tracy-collapsed"' : '') . '>';
- $var[$marker] = TRUE;
- foreach ($var as $k => & $v) {
- if ($k !== $marker) {
- $k = preg_match('#^\w{1,50}\z#', $k) ? $k : '"' . htmlspecialchars(self::encodeString($k, $options[self::TRUNCATE]), ENT_NOQUOTES, 'UTF-8') . '"';
- $out .= '<span class="tracy-dump-indent"> ' . str_repeat('| ', $level) . '</span>'
- . '<span class="tracy-dump-key">' . $k . '</span> => '
- . self::dumpVar($v, $options, $level + 1);
- }
- }
- unset($var[$marker]);
- return $out . '</div>';
- } else {
- return $out . count($var) . ") [ ... ]\n";
- }
- }
- private static function dumpObject(& $var, $options, $level)
- {
- if ($var instanceof \Closure) {
- $rc = new \ReflectionFunction($var);
- $fields = array();
- foreach ($rc->getParameters() as $param) {
- $fields[] = '$' . $param->getName();
- }
- $fields = array(
- 'file' => $rc->getFileName(), 'line' => $rc->getStartLine(),
- 'variables' => $rc->getStaticVariables(), 'parameters' => implode(', ', $fields)
- );
- } elseif ($var instanceof \SplFileInfo) {
- $fields = array('path' => $var->getPathname());
- } elseif ($var instanceof \SplObjectStorage) {
- $fields = array();
- foreach (clone $var as $obj) {
- $fields[] = array('object' => $obj, 'data' => $var[$obj]);
- }
- } else {
- $fields = (array) $var;
- }
- static $list = array();
- $rc = $var instanceof \Closure ? new \ReflectionFunction($var) : new \ReflectionClass($var);
- $out = '<span class="tracy-dump-object"'
- . ($options[self::LOCATION] && ($editor = Helpers::editorUri($rc->getFileName(), $rc->getStartLine())) ? ' data-tracy-href="' . htmlspecialchars($editor) . '"' : '')
- . '>' . htmlspecialchars(Helpers::getClass($var)) . '</span> <span class="tracy-dump-hash">#' . substr(md5(spl_object_hash($var)), 0, 4) . '</span>';
- if (empty($fields)) {
- return $out . "\n";
- } elseif (in_array($var, $list, TRUE)) {
- return $out . " { <i>RECURSION</i> }\n";
- } elseif (!$options[self::DEPTH] || $level < $options[self::DEPTH] || $var instanceof \Closure) {
- $collapsed = $level ? count($fields) >= $options[self::COLLAPSE_COUNT] : $options[self::COLLAPSE];
- $out = '<span class="tracy-toggle' . ($collapsed ? ' tracy-collapsed' : '') . '">'
- . $out . "</span>\n<div" . ($collapsed ? ' class="tracy-collapsed"' : '') . '>';
- $list[] = $var;
- foreach ($fields as $k => & $v) {
- $vis = '';
- if ($k[0] === "\x00") {
- $vis = ' <span class="tracy-dump-visibility">' . ($k[1] === '*' ? 'protected' : 'private') . '</span>';
- $k = substr($k, strrpos($k, "\x00") + 1);
- }
- $k = preg_match('#^\w{1,50}\z#', $k) ? $k : '"' . htmlspecialchars(self::encodeString($k, $options[self::TRUNCATE]), ENT_NOQUOTES, 'UTF-8') . '"';
- $out .= '<span class="tracy-dump-indent"> ' . str_repeat('| ', $level) . '</span>'
- . '<span class="tracy-dump-key">' . $k . "</span>$vis => "
- . self::dumpVar($v, $options, $level + 1);
- }
- array_pop($list);
- return $out . '</div>';
- } else {
- return $out . " { ... }\n";
- }
- }
- private static function dumpResource(& $var, $options, $level)
- {
- $type = get_resource_type($var);
- $out = '<span class="tracy-dump-resource">' . htmlSpecialChars($type, ENT_IGNORE, 'UTF-8') . ' resource</span> '
- . '<span class="tracy-dump-hash">#' . intval($var) . '</span>';
- if (isset(self::$resources[$type])) {
- $out = "<span class=\"tracy-toggle tracy-collapsed\">$out</span>\n<div class=\"tracy-collapsed\">";
- foreach (call_user_func(self::$resources[$type], $var) as $k => $v) {
- $out .= '<span class="tracy-dump-indent"> ' . str_repeat('| ', $level) . '</span>'
- . '<span class="tracy-dump-key">' . htmlSpecialChars($k, ENT_IGNORE, 'UTF-8') . '</span> => ' . self::dumpVar($v, $options, $level + 1);
- }
- return $out . '</div>';
- }
- return "$out\n";
- }
- /**
- * @internal
- * @return string UTF-8
- */
- public static function encodeString($s, $maxLength = NULL)
- {
- static $table;
- if ($table === NULL) {
- foreach (array_merge(range("\x00", "\x1F"), range("\x7F", "\xFF")) as $ch) {
- $table[$ch] = '\x' . str_pad(dechex(ord($ch)), 2, '0', STR_PAD_LEFT);
- }
- $table['\\'] = '\\\\';
- $table["\r"] = '\r';
- $table["\n"] = '\n';
- $table["\t"] = '\t';
- }
- if (preg_match('#[^\x09\x0A\x0D\x20-\x7E\xA0-\x{10FFFF}]#u', $s) || preg_last_error()) {
- if ($maxLength && strlen($s) > $maxLength) {
- $s = substr($s, 0, $maxLength) . ' ... ';
- }
- $s = strtr($s, $table);
- } elseif ($maxLength && strlen(utf8_decode($s)) > $maxLength) {
- $s = iconv_substr($s, 0, $maxLength, 'UTF-8') . ' ... ';
- }
- return $s;
- }
- /**
- * Finds the location where dump was called.
- * @return array [file, line, code]
- */
- private static function findLocation()
- {
- foreach (debug_backtrace(PHP_VERSION_ID >= 50306 ? DEBUG_BACKTRACE_IGNORE_ARGS : FALSE) as $item) {
- if (isset($item['class']) && $item['class'] === __CLASS__) {
- $location = $item;
- continue;
- } elseif (isset($item['function'])) {
- try {
- $reflection = isset($item['class'])
- ? new \ReflectionMethod($item['class'], $item['function'])
- : new \ReflectionFunction($item['function']);
- if ($reflection->isInternal() || preg_match('#\s@tracySkipLocation\s#', $reflection->getDocComment())) {
- $location = $item;
- continue;
- }
- } catch (\ReflectionException $e) {
- }
- }
- break;
- }
- if (isset($location['file'], $location['line']) && is_file($location['file'])) {
- $lines = file($location['file']);
- $line = $lines[$location['line'] - 1];
- return array(
- $location['file'],
- $location['line'],
- trim(preg_match('#\w*dump(er::\w+)?\(.*\)#i', $line, $m) ? $m[0] : $line),
- );
- }
- }
- /**
- * @return bool
- */
- private static function detectColors()
- {
- return self::$terminalColors &&
- (getenv('ConEmuANSI') === 'ON'
- || getenv('ANSICON') !== FALSE
- || (defined('STDOUT') && function_exists('posix_isatty') && posix_isatty(STDOUT)));
- }
- }