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Direktori : /home/silvzytp/crm-dub-code/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrDef/ |
Current File : /home/silvzytp/crm-dub-code/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrDef/Enum.php |
<?php // Enum = Enumerated /** * Validates a keyword against a list of valid values. * @warning The case-insensitive compare of this function uses PHP's * built-in strtolower and ctype_lower functions, which may * cause problems with international comparisons */ class HTMLPurifier_AttrDef_Enum extends HTMLPurifier_AttrDef { /** * Lookup table of valid values. * @type array * @todo Make protected */ public $valid_values = array(); /** * Bool indicating whether or not enumeration is case sensitive. * @note In general this is always case insensitive. */ protected $case_sensitive = false; // values according to W3C spec /** * @param array $valid_values List of valid values * @param bool $case_sensitive Whether or not case sensitive */ public function __construct($valid_values = array(), $case_sensitive = false) { $this->valid_values = array_flip($valid_values); $this->case_sensitive = $case_sensitive; } /** * @param string $string * @param HTMLPurifier_Config $config * @param HTMLPurifier_Context $context * @return bool|string */ public function validate($string, $config, $context) { $string = trim($string); if (!$this->case_sensitive) { // we may want to do full case-insensitive libraries $string = ctype_lower($string) ? $string : strtolower($string); } $result = isset($this->valid_values[$string]); return $result ? $string : false; } /** * @param string $string In form of comma-delimited list of case-insensitive * valid values. Example: "foo,bar,baz". Prepend "s:" to make * case sensitive * @return HTMLPurifier_AttrDef_Enum */ public function make($string) { if (strlen($string) > 2 && $string[0] == 's' && $string[1] == ':') { $string = substr($string, 2); $sensitive = true; } else { $sensitive = false; } $values = explode(',', $string); return new HTMLPurifier_AttrDef_Enum($values, $sensitive); } } // vim: et sw=4 sts=4