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Add title and alt attributes for img tags (useful for xkcd fans)

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Frédéric Guillot 2014-03-01 08:54:33 -05:00
parent 8550fea8c1
commit 9da824c361
1 changed files with 12 additions and 6 deletions
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18
vendor/PicoFeed/Filter.php vendored
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@ -43,7 +43,7 @@ class Filter
'br' => array(), 'br' => array(),
'del' => array(), 'del' => array(),
'a' => array('href'), 'a' => array('href'),
'img' => array('src'), 'img' => array('src', 'title', 'alt'),
'figure' => array(), 'figure' => array(),
'figcaption' => array(), 'figcaption' => array(),
'cite' => array(), 'cite' => array(),
@ -219,13 +219,13 @@ class Filter
if ($this->isAllowedIframeResource($value)) { if ($this->isAllowedIframeResource($value)) {
$attr_data .= ' '.$attribute.'="'.$value.'"'; $attr_data .= ' '.$attribute.'="'.$this->escape($value).'"';
$used_attributes[] = $attribute; $used_attributes[] = $attribute;
} }
} }
else if ($this->isRelativePath($value)) { else if ($this->isRelativePath($value)) {
$attr_data .= ' '.$attribute.'="'.$this->getAbsoluteUrl($value, $this->url).'"'; $attr_data .= ' '.$attribute.'="'.$this->escape($this->getAbsoluteUrl($value, $this->url)).'"';
$used_attributes[] = $attribute; $used_attributes[] = $attribute;
} }
else if ($this->isAllowedProtocol($value) && ! $this->isBlacklistedMedia($value)) { else if ($this->isAllowedProtocol($value) && ! $this->isBlacklistedMedia($value)) {
@ -241,13 +241,13 @@ class Filter
// Replace protocol-relative url // by http:// // Replace protocol-relative url // by http://
if (substr($value, 0, 2) === '//') $value = 'http:'.$value; if (substr($value, 0, 2) === '//') $value = 'http:'.$value;
$attr_data .= ' '.$attribute.'="'.$value.'"'; $attr_data .= ' '.$attribute.'="'.$this->escape($value).'"';
$used_attributes[] = $attribute; $used_attributes[] = $attribute;
} }
} }
else if ($this->validateAttributeValue($attribute, $value)) { else if ($this->validateAttributeValue($attribute, $value)) {
$attr_data .= ' '.$attribute.'="'.$value.'"'; $attr_data .= ' '.$attribute.'="'.$this->escape($value).'"';
$used_attributes[] = $attribute; $used_attributes[] = $attribute;
} }
} }
@ -310,11 +310,17 @@ class Filter
// } // }
if (! $this->strip_content) { if (! $this->strip_content) {
$this->data .= htmlspecialchars($content, ENT_QUOTES, 'UTF-8', false); $this->data .= $this->escape($content);
} }
} }
public static function escape($content)
{
return htmlspecialchars($content, ENT_QUOTES, 'UTF-8', false);
}
public static function getAbsoluteUrl($path, $url) public static function getAbsoluteUrl($path, $url)
{ {
$components = parse_url($url); $components = parse_url($url);