/**
* Add Attribute.
*
* Add longdesc attribute when WordPress sends image to the editor.
* Also creates an anchor to return from Long Description page.
*
* @return string
*
* @since 2010-09-20
* @alter 2011-04-06
*/
function longdesc_add_attr($html, $id, $caption, $title, $align, $url, $size, $alt)
{
/* Get data for the image attachment. */
$image = get_post($id);
global $post_ID;
if (isset($image->ID) && !empty($image->ID)) {
$args = array('longdesc' => $image->ID);
/* The referrer is the post that the image is inserted into. */
if (isset($_REQUEST['post_id'])) {
$args['referrer'] = (int) $_REQUEST['post_id'];
}
if (!empty($image->post_content)) {
$search = '<img';
$replace = $search . ' longdesc="' . esc_url(add_query_arg($args, home_url())) . '"';
$html = str_replace($search, $replace, $html);
$html .= '<a id="' . esc_attr(longdesc_return_anchor($image->ID)) . '"></a>';
}
}
return $html;
}
?>
">
<link rel="stylesheet" type="text/css" href="<?php
print plugins_url('/wp-accessibility/wpa-style.css');
?>
">
</head>
<body>
<div id="longdesc" class="template-longdesc">
<div id="desc_">
<div id="desc_wp-image-<?php
the_ID();
?>
">
<?php
the_content();
?>
</div>
<?php
if (isset($_GET['referrer'])) {
$uri = get_permalink((int) $_GET['referrer']);
if (!empty($uri)) {
$uri .= '#' . longdesc_return_anchor(get_the_ID());
print '<p><a href="' . esc_url($uri) . '">' . esc_html__('Return to article.', 'wp-accessibility') . '</a></p>';
}
}
?>
</div>
</div>
</body>
</html>
