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Direktori : /home2/selectio/www/limpiar.in.net/vendor/filp/whoops/src/Whoops/Util/ |
Current File : /home2/selectio/www/limpiar.in.net/vendor/filp/whoops/src/Whoops/Util/TemplateHelper.php |
<?php /** * Whoops - php errors for cool kids * @author Filipe Dobreira <http://github.com/filp> */ namespace Whoops\Util; use Symfony\Component\VarDumper\Caster\Caster; use Symfony\Component\VarDumper\Cloner\AbstractCloner; use Symfony\Component\VarDumper\Cloner\VarCloner; use Symfony\Component\VarDumper\Dumper\HtmlDumper; use Whoops\Exception\Frame; /** * Exposes useful tools for working with/in templates */ class TemplateHelper { /** * An array of variables to be passed to all templates * @var array */ private $variables = []; /** * @var HtmlDumper */ private $htmlDumper; /** * @var HtmlDumperOutput */ private $htmlDumperOutput; /** * @var AbstractCloner */ private $cloner; /** * @var string */ private $applicationRootPath; public function __construct() { // root path for ordinary composer projects $this->applicationRootPath = dirname(dirname(dirname(dirname(dirname(dirname(__DIR__)))))); } /** * Escapes a string for output in an HTML document * * @param string $raw * @return string */ public function escape($raw) { $flags = ENT_QUOTES; // HHVM has all constants defined, but only ENT_IGNORE // works at the moment if (defined("ENT_SUBSTITUTE") && !defined("HHVM_VERSION")) { $flags |= ENT_SUBSTITUTE; } else { // This is for 5.3. // The documentation warns of a potential security issue, // but it seems it does not apply in our case, because // we do not blacklist anything anywhere. $flags |= ENT_IGNORE; } $raw = str_replace(chr(9), ' ', $raw); return htmlspecialchars($raw, $flags, "UTF-8"); } /** * Escapes a string for output in an HTML document, but preserves * URIs within it, and converts them to clickable anchor elements. * * @param string $raw * @return string */ public function escapeButPreserveUris($raw) { $escaped = $this->escape($raw); return preg_replace( "@([A-z]+?://([-\w\.]+[-\w])+(:\d+)?(/([\w/_\.#-]*(\?\S+)?[^\.\s])?)?)@", "<a href=\"$1\" target=\"_blank\" rel=\"noreferrer noopener\">$1</a>", $escaped ); } /** * Makes sure that the given string breaks on the delimiter. * * @param string $delimiter * @param string $s * @return string */ public function breakOnDelimiter($delimiter, $s) { $parts = explode($delimiter, $s); foreach ($parts as &$part) { $part = '<span class="delimiter">' . $part . '</span>'; } return implode($delimiter, $parts); } /** * Replace the part of the path that all files have in common. * * @param string $path * @return string */ public function shorten($path) { if ($this->applicationRootPath != "/") { $path = str_replace($this->applicationRootPath, '…', $path); } return $path; } private function getDumper() { if (!$this->htmlDumper && class_exists('Symfony\Component\VarDumper\Cloner\VarCloner')) { $this->htmlDumperOutput = new HtmlDumperOutput(); // re-use the same var-dumper instance, so it won't re-render the global styles/scripts on each dump. $this->htmlDumper = new HtmlDumper($this->htmlDumperOutput); $styles = [ 'default' => 'color:#FFFFFF; line-height:normal; font:12px "Inconsolata", "Fira Mono", "Source Code Pro", Monaco, Consolas, "Lucida Console", monospace !important; word-wrap: break-word; white-space: pre-wrap; position:relative; z-index:99999; word-break: normal', 'num' => 'color:#BCD42A', 'const' => 'color: #4bb1b1;', 'str' => 'color:#BCD42A', 'note' => 'color:#ef7c61', 'ref' => 'color:#A0A0A0', 'public' => 'color:#FFFFFF', 'protected' => 'color:#FFFFFF', 'private' => 'color:#FFFFFF', 'meta' => 'color:#FFFFFF', 'key' => 'color:#BCD42A', 'index' => 'color:#ef7c61', ]; $this->htmlDumper->setStyles($styles); } return $this->htmlDumper; } /** * Format the given value into a human readable string. * * @param mixed $value * @return string */ public function dump($value) { $dumper = $this->getDumper(); if ($dumper) { // re-use the same DumpOutput instance, so it won't re-render the global styles/scripts on each dump. // exclude verbose information (e.g. exception stack traces) if (class_exists('Symfony\Component\VarDumper\Caster\Caster')) { $cloneVar = $this->getCloner()->cloneVar($value, Caster::EXCLUDE_VERBOSE); // Symfony VarDumper 2.6 Caster class dont exist. } else { $cloneVar = $this->getCloner()->cloneVar($value); } $dumper->dump( $cloneVar, $this->htmlDumperOutput ); $output = $this->htmlDumperOutput->getOutput(); $this->htmlDumperOutput->clear(); return $output; } return htmlspecialchars(print_r($value, true)); } /** * Format the args of the given Frame as a human readable html string * * @param Frame $frame * @return string the rendered html */ public function dumpArgs(Frame $frame) { // we support frame args only when the optional dumper is available if (!$this->getDumper()) { return ''; } $html = ''; $numFrames = count($frame->getArgs()); if ($numFrames > 0) { $html = '<ol class="linenums">'; foreach ($frame->getArgs() as $j => $frameArg) { $html .= '<li>'. $this->dump($frameArg) .'</li>'; } $html .= '</ol>'; } return $html; } /** * Convert a string to a slug version of itself * * @param string $original * @return string */ public function slug($original) { $slug = str_replace(" ", "-", $original); $slug = preg_replace('/[^\w\d\-\_]/i', '', $slug); return strtolower($slug); } /** * Given a template path, render it within its own scope. This * method also accepts an array of additional variables to be * passed to the template. * * @param string $template */ public function render($template, array $additionalVariables = null) { $variables = $this->getVariables(); // Pass the helper to the template: $variables["tpl"] = $this; if ($additionalVariables !== null) { $variables = array_replace($variables, $additionalVariables); } call_user_func(function () { extract(func_get_arg(1)); require func_get_arg(0); }, $template, $variables); } /** * Sets the variables to be passed to all templates rendered * by this template helper. */ public function setVariables(array $variables) { $this->variables = $variables; } /** * Sets a single template variable, by its name: * * @param string $variableName * @param mixed $variableValue */ public function setVariable($variableName, $variableValue) { $this->variables[$variableName] = $variableValue; } /** * Gets a single template variable, by its name, or * $defaultValue if the variable does not exist * * @param string $variableName * @param mixed $defaultValue * @return mixed */ public function getVariable($variableName, $defaultValue = null) { return isset($this->variables[$variableName]) ? $this->variables[$variableName] : $defaultValue; } /** * Unsets a single template variable, by its name * * @param string $variableName */ public function delVariable($variableName) { unset($this->variables[$variableName]); } /** * Returns all variables for this helper * * @return array */ public function getVariables() { return $this->variables; } /** * Set the cloner used for dumping variables. * * @param AbstractCloner $cloner */ public function setCloner($cloner) { $this->cloner = $cloner; } /** * Get the cloner used for dumping variables. * * @return AbstractCloner */ public function getCloner() { if (!$this->cloner) { $this->cloner = new VarCloner(); } return $this->cloner; } /** * Set the application root path. * * @param string $applicationRootPath */ public function setApplicationRootPath($applicationRootPath) { $this->applicationRootPath = $applicationRootPath; } /** * Return the application root path. * * @return string */ public function getApplicationRootPath() { return $this->applicationRootPath; } }