Merge pull request #481 from wallabag/dev1.5.2

1.5.2

1 files changed, 54 insertions, 0 deletions

diff --git a/inc/3rdparty/htmlpurifier/HTMLPurifier/AttrDef/CSS/Percentage.php b/inc/3rdparty/htmlpurifier/HTMLPurifier/AttrDef/CSS/Percentage.php
new file mode 100644
index 00000000..aac1a6f5
--- /dev/null
+++ b/inc/3rdparty/htmlpurifier/HTMLPurifier/AttrDef/CSS/Percentage.php
@@ -0,0 +1,54 @@
+<?php

+

+/**

+ * Validates a Percentage as defined by the CSS spec.

+ */

+class HTMLPurifier_AttrDef_CSS_Percentage extends HTMLPurifier_AttrDef

+{

+

+    /**

+     * Instance to defer number validation to.

+     * @type HTMLPurifier_AttrDef_CSS_Number

+     */

+    protected $number_def;

+

+    /**

+     * @param bool $non_negative Whether to forbid negative values

+     */

+    public function __construct($non_negative = false)

+    {

+        $this->number_def = new HTMLPurifier_AttrDef_CSS_Number($non_negative);

+    }

+

+    /**

+     * @param string $string

+     * @param HTMLPurifier_Config $config

+     * @param HTMLPurifier_Context $context

+     * @return bool|string

+     */

+    public function validate($string, $config, $context)

+    {

+        $string = $this->parseCDATA($string);

+

+        if ($string === '') {

+            return false;

+        }

+        $length = strlen($string);

+        if ($length === 1) {

+            return false;

+        }

+        if ($string[$length - 1] !== '%') {

+            return false;

+        }

+

+        $number = substr($string, 0, $length - 1);

+        $number = $this->number_def->validate($number, $config, $context);

+

+        if ($number === false) {

+            return false;

+        }

+        return "$number%";

+    }

+}

+

+// vim: et sw=4 sts=4