source as the filename,
*
* $image->info array
*
* $image->res handle on the image object
*
* @param $action array of settings as defined in your form.
*
*******************************************************8
* Implementation of hook_imagecache_actions().
*
* Declare available actions, return help text about this filter.
*
* These funcs are all in their respective include libraries - as configured below
*/
function imagecache_customaction_imagecache_actions() {
$actions = array(
'imagecache_customaction' => array(
'name' => t('Custom action'),
'description' => t('Runs custom PHP code'),
),
);
return $actions;
}
/**
* Need to flush the cache when this module is enabled
*/
function imagecache_customaction_install() {
imagecache_action_definitions(TRUE);
drupal_set_message(t('Additional imagecache actions should now be available in the presets !settings_link', array('!settings_link' => l(t('settings'), 'admin/build/imagecache'))));
}
/**
*
* Implementation of imagecache_hook_form()
*
* @param $action array of settings for this action
* @return a form definition
*/
function imagecache_customaction_form($action) {
$form = array(
'text' => array(
'#type' => 'textarea',
'#rows' => 7,
'#title' => t('Text'),
'#default_value' => $action['text'],
'#description' => t('
Enter PHP code for your custom action. Source image is available in $customaction_image variable. Your code must return image object (see ImageAPI).
Do not use %php tags.
Note that executing incorrect PHP-code can break your Drupal site.',
array('%php' => ''))
)
);
return $form;
}
/**
*
* Implementation of hook_image()
*
*
* @param $image
* @param $action
*/
function imagecache_customaction_image($image, $action) {
// Process the php using drupal_eval (rather than eval), but with GLOBAL variables, so they can be passed successfully
$GLOBALS['customaction_image'] = $image;
$result = drupal_eval('<'.'?php global $customaction_image; '.$action['text'].' ?'.'>');
//$result = eval($action['text']);
return $result;
}
/**
* Implementation of theme_hook() for imagecache_ui.module
*/
function theme_imagecache_customaction($element) {
$data = $element['#value'];
return "". $data['text'] ."" ;
}