diff options
Diffstat (limited to '3rdparty/htmlpurifier/library/HTMLPurifier/AttrDef/CSS/Background.php')
| -rw-r--r-- | 3rdparty/htmlpurifier/library/HTMLPurifier/AttrDef/CSS/Background.php | 198 |
1 files changed, 111 insertions, 87 deletions
diff --git a/3rdparty/htmlpurifier/library/HTMLPurifier/AttrDef/CSS/Background.php b/3rdparty/htmlpurifier/library/HTMLPurifier/AttrDef/CSS/Background.php index dd2804038..7f1ea3b0f 100644 --- a/3rdparty/htmlpurifier/library/HTMLPurifier/AttrDef/CSS/Background.php +++ b/3rdparty/htmlpurifier/library/HTMLPurifier/AttrDef/CSS/Background.php @@ -1,87 +1,111 @@ -<?php
-
-/**
- * Validates shorthand CSS property background.
- * @warning Does not support url tokens that have internal spaces.
- */
-class HTMLPurifier_AttrDef_CSS_Background extends HTMLPurifier_AttrDef
-{
-
- /**
- * Local copy of component validators.
- * @note See HTMLPurifier_AttrDef_Font::$info for a similar impl.
- */
- protected $info;
-
- public function __construct($config) {
- $def = $config->getCSSDefinition();
- $this->info['background-color'] = $def->info['background-color'];
- $this->info['background-image'] = $def->info['background-image'];
- $this->info['background-repeat'] = $def->info['background-repeat'];
- $this->info['background-attachment'] = $def->info['background-attachment'];
- $this->info['background-position'] = $def->info['background-position'];
- }
-
- public function validate($string, $config, $context) {
-
- // regular pre-processing
- $string = $this->parseCDATA($string);
- if ($string === '') return false;
-
- // munge rgb() decl if necessary
- $string = $this->mungeRgb($string);
-
- // assumes URI doesn't have spaces in it
- $bits = explode(' ', $string); // bits to process
-
- $caught = array();
- $caught['color'] = false;
- $caught['image'] = false;
- $caught['repeat'] = false;
- $caught['attachment'] = false;
- $caught['position'] = false;
-
- $i = 0; // number of catches
- $none = false;
-
- foreach ($bits as $bit) {
- if ($bit === '') continue;
- foreach ($caught as $key => $status) {
- if ($key != 'position') {
- if ($status !== false) continue;
- $r = $this->info['background-' . $key]->validate($bit, $config, $context);
- } else {
- $r = $bit;
- }
- if ($r === false) continue;
- if ($key == 'position') {
- if ($caught[$key] === false) $caught[$key] = '';
- $caught[$key] .= $r . ' ';
- } else {
- $caught[$key] = $r;
- }
- $i++;
- break;
- }
- }
-
- if (!$i) return false;
- if ($caught['position'] !== false) {
- $caught['position'] = $this->info['background-position']->
- validate($caught['position'], $config, $context);
- }
-
- $ret = array();
- foreach ($caught as $value) {
- if ($value === false) continue;
- $ret[] = $value;
- }
-
- if (empty($ret)) return false;
- return implode(' ', $ret);
-
- }
-
-}
-
-// vim: et sw=4 sts=4
+<?php + +/** + * Validates shorthand CSS property background. + * @warning Does not support url tokens that have internal spaces. + */ +class HTMLPurifier_AttrDef_CSS_Background extends HTMLPurifier_AttrDef +{ + + /** + * Local copy of component validators. + * @type HTMLPurifier_AttrDef[] + * @note See HTMLPurifier_AttrDef_Font::$info for a similar impl. + */ + protected $info; + + /** + * @param HTMLPurifier_Config $config + */ + public function __construct($config) + { + $def = $config->getCSSDefinition(); + $this->info['background-color'] = $def->info['background-color']; + $this->info['background-image'] = $def->info['background-image']; + $this->info['background-repeat'] = $def->info['background-repeat']; + $this->info['background-attachment'] = $def->info['background-attachment']; + $this->info['background-position'] = $def->info['background-position']; + } + + /** + * @param string $string + * @param HTMLPurifier_Config $config + * @param HTMLPurifier_Context $context + * @return bool|string + */ + public function validate($string, $config, $context) + { + // regular pre-processing + $string = $this->parseCDATA($string); + if ($string === '') { + return false; + } + + // munge rgb() decl if necessary + $string = $this->mungeRgb($string); + + // assumes URI doesn't have spaces in it + $bits = explode(' ', $string); // bits to process + + $caught = array(); + $caught['color'] = false; + $caught['image'] = false; + $caught['repeat'] = false; + $caught['attachment'] = false; + $caught['position'] = false; + + $i = 0; // number of catches + + foreach ($bits as $bit) { + if ($bit === '') { + continue; + } + foreach ($caught as $key => $status) { + if ($key != 'position') { + if ($status !== false) { + continue; + } + $r = $this->info['background-' . $key]->validate($bit, $config, $context); + } else { + $r = $bit; + } + if ($r === false) { + continue; + } + if ($key == 'position') { + if ($caught[$key] === false) { + $caught[$key] = ''; + } + $caught[$key] .= $r . ' '; + } else { + $caught[$key] = $r; + } + $i++; + break; + } + } + + if (!$i) { + return false; + } + if ($caught['position'] !== false) { + $caught['position'] = $this->info['background-position']-> + validate($caught['position'], $config, $context); + } + + $ret = array(); + foreach ($caught as $value) { + if ($value === false) { + continue; + } + $ret[] = $value; + } + + if (empty($ret)) { + return false; + } + return implode(' ', $ret); + } +} + +// vim: et sw=4 sts=4 |