name = 'oembed';
$this->label = __('oEmbed');
$this->category = __("Content",'acf'); // Basic, Content, Choice, etc
$this->defaults = array(
// add default here to merge into your field.
// This makes life easy when creating the field options as you don't need to use any if( isset('') ) logic. eg:
'preview_size' => 0, //aka default, let the oembed provider choose
'returned_size' => 0,
'returned_format' => 'html'
);
// do not delete!
parent::__construct();
// settings
$this->settings = array(
'path' => apply_filters('acf/helpers/get_path', __FILE__),
'dir' => apply_filters('acf/helpers/get_dir', __FILE__),
'version' => '1.0.2'
);
}
/*
* create_options()
*
* Create extra options for your field. This is rendered when editing a field.
* The value of $field['name'] can be used (like bellow) to save extra data to the $field
*
* @type action
* @since 3.6
* @date 23/01/13
*
* @param $field - an array holding all the field's data
*/
function create_options($field)
{
// defaults?
$field = array_merge($this->defaults, $field);
// key is needed in the field names to correctly save the data
$key = $field['name'];
// Create Field Options HTML
?>
'radio',
'name' => 'fields['.$key.'][preview_size]',
'value' => $field['preview_size'],
'layout' => 'horizontal',
'choices' => apply_filters('acf/get_image_sizes', array('Default'))
));
?>
'radio',
'name' => 'fields['.$key.'][returned_size]',
'value' => $field['returned_size'],
'layout' => 'horizontal',
'choices' => apply_filters('acf/get_image_sizes', array('Default'))
));
?>
'radio',
'name' => 'fields['.$key.'][returned_format]',
'value' => $field['returned_format'],
'layout' => 'horizontal',
'choices' => array(
'html' => __("Generated HTML",'acf'),
'url' => __("Original URL",'acf'),
'object' => __("Data Object",'acf'),
)
));
?>
defaults, $field);
$dimensions = $this->get_image_size_dimensions($field['preview_size']);
if ( $dimensions ) {
$preview = wp_oembed_get($field['value'], $dimensions);
} else {
$preview = wp_oembed_get($field['value']);
}
// create Field HTML
?>
settings['dir'] . 'js/input.min.js', array('acf-input'), $this->settings['version']);
wp_register_style('acf-input-oembed', $this->settings['dir'] . 'css/input.css', array('acf-input'), $this->settings['version']);
// scripts
wp_enqueue_script(array(
'acf-input-oembed',
));
// styles
wp_enqueue_style(array(
'acf-input-oembed',
));
}
/*
* format_value_for_api()
*
* This filter is appied to the $value after it is loaded from the db and before it is passed back to the api functions such as the_field
*
* @type filter
* @since 3.6
* @date 23/01/13
*
* @param $value - the value which was loaded from the database
* @param $post_id - the $post_id from which the value was loaded
* @param $field - the field array holding all the field options
*
* @return $value - the modified value
*/
function format_value_for_api($value, $post_id, $field)
{
// defaults?
$field = array_merge($this->defaults, $field);
$dimensions = $this->get_image_size_dimensions($field['returned_size']);
switch ($field['returned_format']) {
case 'html':
return $dimensions ? wp_oembed_get($value, $dimensions ) : wp_oembed_get($value);
case 'object':
return $dimensions ? $this->get_oembed_object($value, $dimensions ) : $this->get_oembed_object($value);
default: // URL
return $value;
}
}
/**
*
* get_oembed_object()
*
* Returns oEmbed data object. Borrowed from WP_oEmbed->get_html.
* @param string $url URL to attempt to retried
* @param array $args eg. dimensions from get_image_size_dimensions
* @return object or false
*/
function get_oembed_object($url, $args = array()) {
require_once( ABSPATH . WPINC . '/class-oembed.php' );
$oembed = _wp_oembed_get_object();
$provider = false;
if ( !isset($args['discover']) )
$args['discover'] = true;
foreach ( $oembed->providers as $matchmask => $data ) {
list( $providerurl, $regex ) = $data;
// Turn the asterisk-type provider URLs into regex
if ( !$regex ) {
$matchmask = '#' . str_replace( '___wildcard___', '(.+)', preg_quote( str_replace( '*', '___wildcard___', $matchmask ), '#' ) ) . '#i';
$matchmask = preg_replace( '|^#http\\\://|', '#https?\://', $matchmask );
}
if ( preg_match( $matchmask, $url ) ) {
$provider = str_replace( '{format}', 'json', $providerurl ); // JSON is easier to deal with than XML
break;
}
}
if ( !$provider && $args['discover'] )
$provider = $oembed->discover( $url );
if ( !$provider || false === $data = $oembed->fetch( $provider, $url, $args ) )
return false;
return $data;
}
/**
*
* get_image_size_dimensions()
*
* Get width and height for a defined image size
* @param string $size A defined image size, eg 'medium'
* @return array ['width'] & ['height'] or false
*/
function get_image_size_dimensions($size) {
global $_wp_additional_image_sizes;
if (isset($_wp_additional_image_sizes[$size])) {
$width = intval($_wp_additional_image_sizes[$size]['width']);
$height = intval($_wp_additional_image_sizes[$size]['height']);
} else {
$width = get_option($size.'_size_w');
$height = get_option($size.'_size_h');
}
if ( $width && $height ) {
return array(
'width' => $width,
'height' => $height
);
} else return false;
}
}
// create field
new acf_field_oembed();
?>