function wpp_get_image_link($attachment_id, $size, $args = array())
{
global $wp_properties;
if (empty($size) || empty($attachment_id)) {
return false;
}
//** Optional arguments */
$defaults = array('return' => 'string');
extract(wp_parse_args($args, $defaults), EXTR_SKIP);
if (isset($wp_properties['configuration']['do_not_automatically_regenerate_thumbnails']) && $wp_properties['configuration']['do_not_automatically_regenerate_thumbnails'] == 'true') {
//* If on-the-fly image generation is specifically disabled, we simply return the default URL */
$default_return = wp_get_attachment_image_src($attachment_id, $size, true);
$i[0] = $default_return[0];
$i[1] = $default_return[1];
$i[2] = $default_return[2];
} else {
//* Do the default action of attempting to regenerate image if needed. */
$uploads_dir = wp_upload_dir();
//** Get image path from meta table (if this doesn't exist, nothing we can do */
if ($_wp_attached_file = get_post_meta($attachment_id, '_wp_attached_file', true)) {
$attachment_path = $uploads_dir['basedir'] . '/' . $_wp_attached_file;
} else {
return false;
}
//** Get meta of main image (may not exist if XML import) */
$image_meta = wp_get_attachment_metadata($attachment_id);
//** Real URL of full image */
$img_url = wp_get_attachment_url($attachment_id);
//** Filenme of image */
$img_url_basename = wp_basename($img_url);
if (isset($image_meta['sizes'][$size]) && !empty($image_meta['sizes'][$size]['file'])) {
//** Image image meta exists, we get the path and URL to the requested image size */
$requested_size_filepath = str_replace($img_url_basename, $image_meta['sizes'][$size]['file'], $attachment_path);
$requested_image_url = str_replace($img_url_basename, $image_meta['sizes'][$size]['file'], $img_url);
$image_path = $requested_size_filepath;
//** Meta is there, now check if file still exists on disk */
if (file_exists($requested_size_filepath)) {
$requested_image_exists = true;
}
}
if (isset($requested_image_exists) && $requested_image_exists) {
$i[0] = $requested_image_url;
} else {
//** Image with the current size doesn't exist. Try generate file */
if (WPP_F::generate_image($attachment_id, $size)) {
//** Get Image data again */
$image = image_downsize($attachment_id, $size);
if (is_array($image)) {
$i = $image;
}
} else {
//** Failure because image could not be resized. Return original URL */
$i[0] = $img_url;
$image_path = str_replace($uploads_dir['baseurl'], $uploads_dir['basedir'], $img_url);
}
}
}
// Must check that $image_path exists, for remotely stored images this will be empty and will cause an an error within getimagesize.
if (isset($image_path) && $image_path) {
$getimagesize = @getimagesize($image_path);
} else {
$getimagesize = array('', '');
}
//** Get true image dimensions or returned URL */
$i[1] = $getimagesize[0];
$i[2] = $getimagesize[1];
//** Return image data as requested */
if ($i) {
switch ($return) {
case 'array':
if ($i[1] == 0 || $i[2] == 0) {
$s = WPP_F::image_sizes($size);
$i[1] = $s['width'];
$i[2] = $s['height'];
}
return array('link' => $i[0], 'src' => $i[0], 'url' => $i[0], 'width' => $i[1], 'height' => $i[2]);
break;
case 'string':
default:
return $i[0];
break;
}
}
return false;
}