diff options
Diffstat (limited to 'modules/gallery/libraries/HTMLPurifier/HTMLPurifier/Generator.php')
| -rw-r--r-- | modules/gallery/libraries/HTMLPurifier/HTMLPurifier/Generator.php | 183 |
1 files changed, 0 insertions, 183 deletions
diff --git a/modules/gallery/libraries/HTMLPurifier/HTMLPurifier/Generator.php b/modules/gallery/libraries/HTMLPurifier/HTMLPurifier/Generator.php deleted file mode 100644 index 24bd8a54..00000000 --- a/modules/gallery/libraries/HTMLPurifier/HTMLPurifier/Generator.php +++ /dev/null @@ -1,183 +0,0 @@ -<?php - -/** - * Generates HTML from tokens. - * @todo Refactor interface so that configuration/context is determined - * upon instantiation, no need for messy generateFromTokens() calls - * @todo Make some of the more internal functions protected, and have - * unit tests work around that - */ -class HTMLPurifier_Generator -{ - - /** - * Whether or not generator should produce XML output - */ - private $_xhtml = true; - - /** - * :HACK: Whether or not generator should comment the insides of <script> tags - */ - private $_scriptFix = false; - - /** - * Cache of HTMLDefinition during HTML output to determine whether or - * not attributes should be minimized. - */ - private $_def; - - /** - * Cache of %Output.SortAttr - */ - private $_sortAttr; - - /** - * Configuration for the generator - */ - protected $config; - - /** - * @param $config Instance of HTMLPurifier_Config - * @param $context Instance of HTMLPurifier_Context - */ - public function __construct($config, $context) { - $this->config = $config; - $this->_scriptFix = $config->get('Output.CommentScriptContents'); - $this->_sortAttr = $config->get('Output.SortAttr'); - $this->_def = $config->getHTMLDefinition(); - $this->_xhtml = $this->_def->doctype->xml; - } - - /** - * Generates HTML from an array of tokens. - * @param $tokens Array of HTMLPurifier_Token - * @param $config HTMLPurifier_Config object - * @return Generated HTML - */ - public function generateFromTokens($tokens) { - if (!$tokens) return ''; - - // Basic algorithm - $html = ''; - for ($i = 0, $size = count($tokens); $i < $size; $i++) { - if ($this->_scriptFix && $tokens[$i]->name === 'script' - && $i + 2 < $size && $tokens[$i+2] instanceof HTMLPurifier_Token_End) { - // script special case - // the contents of the script block must be ONE token - // for this to work. - $html .= $this->generateFromToken($tokens[$i++]); - $html .= $this->generateScriptFromToken($tokens[$i++]); - } - $html .= $this->generateFromToken($tokens[$i]); - } - - // Tidy cleanup - if (extension_loaded('tidy') && $this->config->get('Output.TidyFormat')) { - $tidy = new Tidy; - $tidy->parseString($html, array( - 'indent'=> true, - 'output-xhtml' => $this->_xhtml, - 'show-body-only' => true, - 'indent-spaces' => 2, - 'wrap' => 68, - ), 'utf8'); - $tidy->cleanRepair(); - $html = (string) $tidy; // explicit cast necessary - } - - // Normalize newlines to system defined value - $nl = $this->config->get('Output.Newline'); - if ($nl === null) $nl = PHP_EOL; - if ($nl !== "\n") $html = str_replace("\n", $nl, $html); - return $html; - } - - /** - * Generates HTML from a single token. - * @param $token HTMLPurifier_Token object. - * @return Generated HTML - */ - public function generateFromToken($token) { - if (!$token instanceof HTMLPurifier_Token) { - trigger_error('Cannot generate HTML from non-HTMLPurifier_Token object', E_USER_WARNING); - return ''; - - } elseif ($token instanceof HTMLPurifier_Token_Start) { - $attr = $this->generateAttributes($token->attr, $token->name); - return '<' . $token->name . ($attr ? ' ' : '') . $attr . '>'; - - } elseif ($token instanceof HTMLPurifier_Token_End) { - return '</' . $token->name . '>'; - - } elseif ($token instanceof HTMLPurifier_Token_Empty) { - $attr = $this->generateAttributes($token->attr, $token->name); - return '<' . $token->name . ($attr ? ' ' : '') . $attr . - ( $this->_xhtml ? ' /': '' ) // <br /> v. <br> - . '>'; - - } elseif ($token instanceof HTMLPurifier_Token_Text) { - return $this->escape($token->data, ENT_NOQUOTES); - - } elseif ($token instanceof HTMLPurifier_Token_Comment) { - return '<!--' . $token->data . '-->'; - } else { - return ''; - - } - } - - /** - * Special case processor for the contents of script tags - * @warning This runs into problems if there's already a literal - * --> somewhere inside the script contents. - */ - public function generateScriptFromToken($token) { - if (!$token instanceof HTMLPurifier_Token_Text) return $this->generateFromToken($token); - // Thanks <http://lachy.id.au/log/2005/05/script-comments> - $data = preg_replace('#//\s*$#', '', $token->data); - return '<!--//--><![CDATA[//><!--' . "\n" . trim($data) . "\n" . '//--><!]]>'; - } - - /** - * Generates attribute declarations from attribute array. - * @note This does not include the leading or trailing space. - * @param $assoc_array_of_attributes Attribute array - * @param $element Name of element attributes are for, used to check - * attribute minimization. - * @return Generate HTML fragment for insertion. - */ - public function generateAttributes($assoc_array_of_attributes, $element = false) { - $html = ''; - if ($this->_sortAttr) ksort($assoc_array_of_attributes); - foreach ($assoc_array_of_attributes as $key => $value) { - if (!$this->_xhtml) { - // Remove namespaced attributes - if (strpos($key, ':') !== false) continue; - // Check if we should minimize the attribute: val="val" -> val - if ($element && !empty($this->_def->info[$element]->attr[$key]->minimized)) { - $html .= $key . ' '; - continue; - } - } - $html .= $key.'="'.$this->escape($value).'" '; - } - return rtrim($html); - } - - /** - * Escapes raw text data. - * @todo This really ought to be protected, but until we have a facility - * for properly generating HTML here w/o using tokens, it stays - * public. - * @param $string String data to escape for HTML. - * @param $quote Quoting style, like htmlspecialchars. ENT_NOQUOTES is - * permissible for non-attribute output. - * @return String escaped data. - */ - public function escape($string, $quote = ENT_COMPAT) { - return htmlspecialchars($string, $quote, 'UTF-8'); - } - -} - -// vim: et sw=4 sts=4 |