kopia lustrzana https://github.com/friendica/friendica
59 wiersze
1.4 KiB
PHP
59 wiersze
1.4 KiB
PHP
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<?php
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/**
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* Generic pre-transform that converts an attribute with a fixed number of
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* values (enumerated) to CSS.
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*/
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class HTMLPurifier_AttrTransform_EnumToCSS extends HTMLPurifier_AttrTransform {
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/**
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* Name of attribute to transform from
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*/
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protected $attr;
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/**
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* Lookup array of attribute values to CSS
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*/
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protected $enumToCSS = array();
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/**
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* Case sensitivity of the matching
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* @warning Currently can only be guaranteed to work with ASCII
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* values.
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*/
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protected $caseSensitive = false;
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/**
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* @param $attr String attribute name to transform from
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* @param $enumToCSS Lookup array of attribute values to CSS
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* @param $case_sensitive Boolean case sensitivity indicator, default false
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*/
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public function __construct($attr, $enum_to_css, $case_sensitive = false) {
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$this->attr = $attr;
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$this->enumToCSS = $enum_to_css;
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$this->caseSensitive = (bool) $case_sensitive;
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}
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public function transform($attr, $config, $context) {
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if (!isset($attr[$this->attr])) return $attr;
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$value = trim($attr[$this->attr]);
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unset($attr[$this->attr]);
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if (!$this->caseSensitive) $value = strtolower($value);
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if (!isset($this->enumToCSS[$value])) {
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return $attr;
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}
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$this->prependCSS($attr, $this->enumToCSS[$value]);
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return $attr;
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}
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}
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// vim: et sw=4 sts=4
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