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-rw-r--r--library/HTMLPurifier/AttrDef/CSS/Font.php176
1 files changed, 0 insertions, 176 deletions
diff --git a/library/HTMLPurifier/AttrDef/CSS/Font.php b/library/HTMLPurifier/AttrDef/CSS/Font.php
deleted file mode 100644
index 579b97ef1..000000000
--- a/library/HTMLPurifier/AttrDef/CSS/Font.php
+++ /dev/null
@@ -1,176 +0,0 @@
-<?php
-
-/**
- * Validates shorthand CSS property font.
- */
-class HTMLPurifier_AttrDef_CSS_Font extends HTMLPurifier_AttrDef
-{
-
- /**
- * Local copy of validators
- * @type HTMLPurifier_AttrDef[]
- * @note If we moved specific CSS property definitions to their own
- * classes instead of having them be assembled at run time by
- * CSSDefinition, this wouldn't be necessary. We'd instantiate
- * our own copies.
- */
- protected $info = array();
-
- /**
- * @param HTMLPurifier_Config $config
- */
- public function __construct($config)
- {
- $def = $config->getCSSDefinition();
- $this->info['font-style'] = $def->info['font-style'];
- $this->info['font-variant'] = $def->info['font-variant'];
- $this->info['font-weight'] = $def->info['font-weight'];
- $this->info['font-size'] = $def->info['font-size'];
- $this->info['line-height'] = $def->info['line-height'];
- $this->info['font-family'] = $def->info['font-family'];
- }
-
- /**
- * @param string $string
- * @param HTMLPurifier_Config $config
- * @param HTMLPurifier_Context $context
- * @return bool|string
- */
- public function validate($string, $config, $context)
- {
- static $system_fonts = array(
- 'caption' => true,
- 'icon' => true,
- 'menu' => true,
- 'message-box' => true,
- 'small-caption' => true,
- 'status-bar' => true
- );
-
- // regular pre-processing
- $string = $this->parseCDATA($string);
- if ($string === '') {
- return false;
- }
-
- // check if it's one of the keywords
- $lowercase_string = strtolower($string);
- if (isset($system_fonts[$lowercase_string])) {
- return $lowercase_string;
- }
-
- $bits = explode(' ', $string); // bits to process
- $stage = 0; // this indicates what we're looking for
- $caught = array(); // which stage 0 properties have we caught?
- $stage_1 = array('font-style', 'font-variant', 'font-weight');
- $final = ''; // output
-
- for ($i = 0, $size = count($bits); $i < $size; $i++) {
- if ($bits[$i] === '') {
- continue;
- }
- switch ($stage) {
- case 0: // attempting to catch font-style, font-variant or font-weight
- foreach ($stage_1 as $validator_name) {
- if (isset($caught[$validator_name])) {
- continue;
- }
- $r = $this->info[$validator_name]->validate(
- $bits[$i],
- $config,
- $context
- );
- if ($r !== false) {
- $final .= $r . ' ';
- $caught[$validator_name] = true;
- break;
- }
- }
- // all three caught, continue on
- if (count($caught) >= 3) {
- $stage = 1;
- }
- if ($r !== false) {
- break;
- }
- case 1: // attempting to catch font-size and perhaps line-height
- $found_slash = false;
- if (strpos($bits[$i], '/') !== false) {
- list($font_size, $line_height) =
- explode('/', $bits[$i]);
- if ($line_height === '') {
- // ooh, there's a space after the slash!
- $line_height = false;
- $found_slash = true;
- }
- } else {
- $font_size = $bits[$i];
- $line_height = false;
- }
- $r = $this->info['font-size']->validate(
- $font_size,
- $config,
- $context
- );
- if ($r !== false) {
- $final .= $r;
- // attempt to catch line-height
- if ($line_height === false) {
- // we need to scroll forward
- for ($j = $i + 1; $j < $size; $j++) {
- if ($bits[$j] === '') {
- continue;
- }
- if ($bits[$j] === '/') {
- if ($found_slash) {
- return false;
- } else {
- $found_slash = true;
- continue;
- }
- }
- $line_height = $bits[$j];
- break;
- }
- } else {
- // slash already found
- $found_slash = true;
- $j = $i;
- }
- if ($found_slash) {
- $i = $j;
- $r = $this->info['line-height']->validate(
- $line_height,
- $config,
- $context
- );
- if ($r !== false) {
- $final .= '/' . $r;
- }
- }
- $final .= ' ';
- $stage = 2;
- break;
- }
- return false;
- case 2: // attempting to catch font-family
- $font_family =
- implode(' ', array_slice($bits, $i, $size - $i));
- $r = $this->info['font-family']->validate(
- $font_family,
- $config,
- $context
- );
- if ($r !== false) {
- $final .= $r . ' ';
- // processing completed successfully
- return rtrim($final);
- }
- return false;
- }
- }
- return false;
- }
-}
-
-// vim: et sw=4 sts=4