/**
* Get all size variations of this Pageimage
*
* This is useful after a delete of an image (for example). This method can be used to track down all the child files that also need to be deleted.
*
* @param array $options One or more options of:
* - info (bool): when true, method returns variation info arrays rather than Pageimage objects
* - width (int): only variations with given width will be returned
* - height (int): only variations with given height will be returned
* - width>= (int): only variations with width greater than or equal to given will be returned
* - height>= (int): only variations with height greater than or equal to given will be returned
* - width<= (int): only variations with width less than or equal to given will be returned
* - height<= (int): only variations with height less than or equal to given will be returned
* - suffix (string): only variations having the given suffix will be returned
* @return Pageimages|array Returns Pageimages array of Pageimage instances. Only returns regular array if $options[info] is true.
*
*/
public function getVariations(array $options = array())
{
if (!is_null($this->variations)) {
return $this->variations;
}
$variations = new Pageimages($this->pagefiles->page);
$dir = new DirectoryIterator($this->pagefiles->path);
$infos = array();
foreach ($dir as $file) {
if ($file->isDir() || $file->isDot()) {
continue;
}
$info = $this->isVariation($file->getFilename());
if (!$info) {
continue;
}
$allow = true;
if (count($options)) {
foreach ($options as $option => $value) {
switch ($option) {
case 'width':
$allow = $info['width'] == $value;
break;
case 'width>=':
$allow = $info['width'] >= $value;
break;
case 'width<=':
$allow = $info['width'] <= $value;
break;
case 'height':
$allow = $info['height'] == $value;
break;
case 'height>=':
$allow = $info['height'] >= $value;
break;
case 'height<=':
$allow = $info['height'] <= $value;
break;
case 'suffix':
$allow = in_array($value, $info['suffix']);
break;
}
}
}
if (!$allow) {
continue;
}
if (!empty($options['info'])) {
$infos[$file->getBasename()] = $info;
} else {
$pageimage = clone $this;
$pathname = $file->getPathname();
if (DIRECTORY_SEPARATOR != '/') {
$pathname = str_replace(DIRECTORY_SEPARATOR, '/', $pathname);
}
$pageimage->setFilename($pathname);
$pageimage->setOriginal($this);
$variations->add($pageimage);
}
}
if (!empty($options['info'])) {
return $infos;
} else {
$this->variations = $variations;
return $variations;
}
}
/**
* Get all size variations of this Pageimage as a Pageimages array of Pageimage objects.
*
* This is useful after a delete of an image (for example). This method can be used to track down all the child files that also need to be deleted.
*
* @return Pageimages
*
*/
public function getVariations()
{
if (!is_null($this->variations)) {
return $this->variations;
}
$variations = new Pageimages($this->pagefiles->page);
$dir = new DirectoryIterator($this->pagefiles->path);
$basename = basename($this->basename, "." . $this->ext());
foreach ($dir as $file) {
if ($file->isDir() || $file->isDot()) {
continue;
}
if (!preg_match('/^' . $basename . '\\.\\d+x\\d+\\.' . $this->ext() . '$/', $file->getFilename())) {
continue;
}
$pageimage = clone $this;
$pageimage->setFilename($file->getPathname());
$pageimage->setOriginal($this);
$variations->add($pageimage);
}
$this->variations = $variations;
return $variations;
}
/**
* Get all size variations of this Pageimage as a Pageimages array of Pageimage objects.
*
* This is useful after a delete of an image (for example). This method can be used to track down all the child files that also need to be deleted.
*
* @return Pageimages
*
*/
public function getVariations()
{
if (!is_null($this->variations)) {
return $this->variations;
}
$variations = new Pageimages($this->pagefiles->page);
$dir = new DirectoryIterator($this->pagefiles->path);
foreach ($dir as $file) {
if ($file->isDir() || $file->isDot()) {
continue;
}
if (!$this->isVariation($file->getFilename())) {
continue;
}
$pageimage = clone $this;
$pathname = $file->getPathname();
if (DIRECTORY_SEPARATOR != '/') {
$pathname = str_replace(DIRECTORY_SEPARATOR, '/', $pathname);
}
$pageimage->setFilename($pathname);
$pageimage->setOriginal($this);
$variations->add($pageimage);
}
$this->variations = $variations;
return $variations;
}
