diff options
Diffstat (limited to 'library/vendor/HTMLPurifier/Printer.php')
| -rw-r--r-- | library/vendor/HTMLPurifier/Printer.php | 218 |
1 files changed, 218 insertions, 0 deletions
diff --git a/library/vendor/HTMLPurifier/Printer.php b/library/vendor/HTMLPurifier/Printer.php new file mode 100644 index 0000000..549e4ce --- /dev/null +++ b/library/vendor/HTMLPurifier/Printer.php @@ -0,0 +1,218 @@ +<?php + +// OUT OF DATE, NEEDS UPDATING! +// USE XMLWRITER! + +class HTMLPurifier_Printer +{ + + /** + * For HTML generation convenience funcs. + * @type HTMLPurifier_Generator + */ + protected $generator; + + /** + * For easy access. + * @type HTMLPurifier_Config + */ + protected $config; + + /** + * Initialize $generator. + */ + public function __construct() + { + } + + /** + * Give generator necessary configuration if possible + * @param HTMLPurifier_Config $config + */ + public function prepareGenerator($config) + { + $all = $config->getAll(); + $context = new HTMLPurifier_Context(); + $this->generator = new HTMLPurifier_Generator($config, $context); + } + + /** + * Main function that renders object or aspect of that object + * @note Parameters vary depending on printer + */ + // function render() {} + + /** + * Returns a start tag + * @param string $tag Tag name + * @param array $attr Attribute array + * @return string + */ + protected function start($tag, $attr = array()) + { + return $this->generator->generateFromToken( + new HTMLPurifier_Token_Start($tag, $attr ? $attr : array()) + ); + } + + /** + * Returns an end tag + * @param string $tag Tag name + * @return string + */ + protected function end($tag) + { + return $this->generator->generateFromToken( + new HTMLPurifier_Token_End($tag) + ); + } + + /** + * Prints a complete element with content inside + * @param string $tag Tag name + * @param string $contents Element contents + * @param array $attr Tag attributes + * @param bool $escape whether or not to escape contents + * @return string + */ + protected function element($tag, $contents, $attr = array(), $escape = true) + { + return $this->start($tag, $attr) . + ($escape ? $this->escape($contents) : $contents) . + $this->end($tag); + } + + /** + * @param string $tag + * @param array $attr + * @return string + */ + protected function elementEmpty($tag, $attr = array()) + { + return $this->generator->generateFromToken( + new HTMLPurifier_Token_Empty($tag, $attr) + ); + } + + /** + * @param string $text + * @return string + */ + protected function text($text) + { + return $this->generator->generateFromToken( + new HTMLPurifier_Token_Text($text) + ); + } + + /** + * Prints a simple key/value row in a table. + * @param string $name Key + * @param mixed $value Value + * @return string + */ + protected function row($name, $value) + { + if (is_bool($value)) { + $value = $value ? 'On' : 'Off'; + } + return + $this->start('tr') . "\n" . + $this->element('th', $name) . "\n" . + $this->element('td', $value) . "\n" . + $this->end('tr'); + } + + /** + * Escapes a string for HTML output. + * @param string $string String to escape + * @return string + */ + protected function escape($string) + { + $string = HTMLPurifier_Encoder::cleanUTF8($string); + $string = htmlspecialchars($string, ENT_COMPAT, 'UTF-8'); + return $string; + } + + /** + * Takes a list of strings and turns them into a single list + * @param string[] $array List of strings + * @param bool $polite Bool whether or not to add an end before the last + * @return string + */ + protected function listify($array, $polite = false) + { + if (empty($array)) { + return 'None'; + } + $ret = ''; + $i = count($array); + foreach ($array as $value) { + $i--; + $ret .= $value; + if ($i > 0 && !($polite && $i == 1)) { + $ret .= ', '; + } + if ($polite && $i == 1) { + $ret .= 'and '; + } + } + return $ret; + } + + /** + * Retrieves the class of an object without prefixes, as well as metadata + * @param object $obj Object to determine class of + * @param string $sec_prefix Further prefix to remove + * @return string + */ + protected function getClass($obj, $sec_prefix = '') + { + static $five = null; + if ($five === null) { + $five = version_compare(PHP_VERSION, '5', '>='); + } + $prefix = 'HTMLPurifier_' . $sec_prefix; + if (!$five) { + $prefix = strtolower($prefix); + } + $class = str_replace($prefix, '', get_class($obj)); + $lclass = strtolower($class); + $class .= '('; + switch ($lclass) { + case 'enum': + $values = array(); + foreach ($obj->valid_values as $value => $bool) { + $values[] = $value; + } + $class .= implode(', ', $values); + break; + case 'css_composite': + $values = array(); + foreach ($obj->defs as $def) { + $values[] = $this->getClass($def, $sec_prefix); + } + $class .= implode(', ', $values); + break; + case 'css_multiple': + $class .= $this->getClass($obj->single, $sec_prefix) . ', '; + $class .= $obj->max; + break; + case 'css_denyelementdecorator': + $class .= $this->getClass($obj->def, $sec_prefix) . ', '; + $class .= $obj->element; + break; + case 'css_importantdecorator': + $class .= $this->getClass($obj->def, $sec_prefix); + if ($obj->allow) { + $class .= ', !important'; + } + break; + } + $class .= ')'; + return $class; + } +} + +// vim: et sw=4 sts=4 |