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authorAleksander Machniak <alec@alec.pl>2012-06-13 15:07:46 +0200
committerAleksander Machniak <alec@alec.pl>2012-06-13 15:07:46 +0200
commit65c3bb0bab5b2fc39617e90b3be22f81e63e929f (patch)
tree9ed2f322d792a53e68b3edce3ccacca51e8c634a /program/lib
parent21be27273c6fb74456b187018dc2584a4514a502 (diff)
Fix handling of unitless CSS size values in HTML message (#1488535)
Diffstat (limited to 'program/lib')
-rw-r--r--program/lib/washtml.php22
1 files changed, 17 insertions, 5 deletions
diff --git a/program/lib/washtml.php b/program/lib/washtml.php
index 6ea59f03f..c12315fec 100644
--- a/program/lib/washtml.php
+++ b/program/lib/washtml.php
@@ -76,6 +76,7 @@
* - added RFC2397 support
* - base URL support
* - invalid HTML comments removal before parsing
+ * - "fixing" unitless CSS values for XHTML output
*/
class washtml
@@ -157,14 +158,17 @@ class washtml
foreach (explode(';', $style) as $declaration) {
if (preg_match('/^\s*([a-z\-]+)\s*:\s*(.*)\s*$/i', $declaration, $match)) {
$cssid = $match[1];
- $str = $match[2];
+ $str = $match[2];
$value = '';
+
while (sizeof($str) > 0 &&
preg_match('/^(url\(\s*[\'"]?([^\'"\)]*)[\'"]?\s*\)'./*1,2*/
'|rgb\(\s*[0-9]+\s*,\s*[0-9]+\s*,\s*[0-9]+\s*\)'.
'|-?[0-9.]+\s*(em|ex|px|cm|mm|in|pt|pc|deg|rad|grad|ms|s|hz|khz|%)?'.
- '|#[0-9a-f]{3,6}|[a-z0-9", -]+'.
- ')\s*/i', $str, $match)) {
+ '|#[0-9a-f]{3,6}'.
+ '|[a-z0-9", -]+'.
+ ')\s*/i', $str, $match)
+ ) {
if ($match[2]) {
if (($src = $this->config['cid_map'][$match[2]])
|| ($src = $this->config['cid_map'][$this->config['base_url'].$match[2]])) {
@@ -180,13 +184,21 @@ class washtml
$value .= ' url('.htmlspecialchars($match[2], ENT_QUOTES).')';
}
}
- else if ($match[0] != 'url' && $match[0] != 'rgb') //whitelist ?
+ else { //whitelist ?
$value .= ' ' . $match[0];
+ // #1488535: Fix size units, so width:800 would be changed to width:800px
+ if (preg_match('/(left|right|top|bottom|width|height)/i', $cssid) && preg_match('/^[0-9]+$/', $match[0])) {
+ $value .= 'px';
+ }
+ }
+
$str = substr($str, strlen($match[0]));
}
- if ($value)
+
+ if (isset($value[0])) {
$s .= ($s?' ':'') . $cssid . ':' . $value . ';';
+ }
}
}
return $s;