Merge pull request #481 from wallabag/dev1.5.2

1.5.2

1 files changed, 56 insertions, 0 deletions

diff --git a/inc/3rdparty/htmlpurifier/HTMLPurifier/AttrDef/HTML/Length.php b/inc/3rdparty/htmlpurifier/HTMLPurifier/AttrDef/HTML/Length.php
new file mode 100644
index 00000000..c8f51886
--- /dev/null
+++ b/inc/3rdparty/htmlpurifier/HTMLPurifier/AttrDef/HTML/Length.php
@@ -0,0 +1,56 @@
+<?php

+

+/**

+ * Validates the HTML type length (not to be confused with CSS's length).

+ *

+ * This accepts integer pixels or percentages as lengths for certain

+ * HTML attributes.

+ */

+

+class HTMLPurifier_AttrDef_HTML_Length extends HTMLPurifier_AttrDef_HTML_Pixels

+{

+

+    /**

+     * @param string $string

+     * @param HTMLPurifier_Config $config

+     * @param HTMLPurifier_Context $context

+     * @return bool|string

+     */

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

+    {

+        $string = trim($string);

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

+            return false;

+        }

+

+        $parent_result = parent::validate($string, $config, $context);

+        if ($parent_result !== false) {

+            return $parent_result;

+        }

+

+        $length = strlen($string);

+        $last_char = $string[$length - 1];

+

+        if ($last_char !== '%') {

+            return false;

+        }

+

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

+

+        if (!is_numeric($points)) {

+            return false;

+        }

+

+        $points = (int)$points;

+

+        if ($points < 0) {

+            return '0%';

+        }

+        if ($points > 100) {

+            return '100%';

+        }

+        return ((string)$points) . '%';

+    }

+}

+

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