function thumbnail($img, $options = array(), $attributes = array())
{
// Maintains Backwards Compatibility - you can pass a string or an array with [profile] set to pull
// from YAML, or you can just pass the options in array format
if (is_array($options)) {
if (isset($options['profile'])) {
$profile = $options['profile'];
unset($options['profile']);
} else {
$profile = '';
}
} else {
$profile = $options;
$options = array();
}
//If a profile is set, pull the profile from YAML. Else, just use the options
//Note: you can override anything set in a profile by passing the overriden argument in options
if ($profile) {
$options = array_merge(getImageCacheProfile($profile), $options);
// You can also set attributes in your imagecache profile
if (isset($options['attributes'])) {
$attributes = array_merge($attributes, $options['attributes']);
}
}
$attributes['src'] = thumbnail_path($img, $options);
return tag('img', $attributes);
}
/**
* Get thumbnail image tag
*
* @param string $type
* @param Replica_ImageProxy_Abstract $proxy
* @param array $attributes - Additional tag attributes
* @return null|string - Image tag
*/
function thumbnail($type, Replica_ImageProxy_Abstract $proxy, array $attributes = array())
{
$path = thumbnail_path($type, $proxy);
// Render tag
if ($path) {
$attributes['src'] = $path;
if (!isset($attributes['alt'])) {
$attributes['alt'] = '';
}
return tag('img', $attributes);
}
}
function get_cached_thumbnail_link($width, $link, $forced = false)
{
global $thumbnail_directory;
// $link をローカルファイルのパスに変換
$src = link_to_path($link);
// $width, $srcをチェック
if (!preg_match("/^\\d{1,4}\$/", $width) || !file_exists($src)) {
// 不正なら空文字列を返す
return "";
}
//thumbnailのパスを決める
$thumbnail_path = thumbnail_path($width, $src);
if (!$forced && file_exists($thumbnail_path) && stat($thumbnail_path)["mtime"] > stat($src)["mtime"]) {
// $forced=falseであり、かつ、
// キャッシュされているサムネイルが既に存在し、かつ、
// それが新しければ何もしない
} else {
// 上記以外の場合、キャッシュを生成する
resize_image($width, $src, $thumbnail_path);
}
// キャッシュへのhtmlリンクを返す
return path_to_link($thumbnail_path);
}
/**
* Get the <img> tag to include a thumbnail into your web page
*
* @param string $source
* @param int $width
* @param int $height
* @param mixed $options
* @return string
*/
function thumbnail_tag($source, $width, $height, $options = array())
{
$img_src = thumbnail_path($source, $width, $height, false);
return image_tag($img_src, $options);
}
