name = 'image'; $this->label = __("Image",'acf'); $this->category = 'content'; $this->defaults = array( 'return_format' => 'array', 'preview_size' => 'thumbnail', 'library' => 'all', 'min_width' => 0, 'min_height' => 0, 'min_size' => 0, 'max_width' => 0, 'max_height' => 0, 'max_size' => 0, 'mime_types' => '' ); // filters add_filter('get_media_item_args', array($this, 'get_media_item_args')); add_filter('wp_prepare_attachment_for_js', array($this, 'wp_prepare_attachment_for_js'), 10, 3); } /* * input_admin_enqueue_scripts * * description * * @type function * @date 16/12/2015 * @since 5.3.2 * * @param $post_id (int) * @return $post_id (int) */ function input_admin_enqueue_scripts() { // localize acf_localize_text(array( 'Select Image' => __('Select Image', 'acf'), 'Edit Image' => __('Edit Image', 'acf'), 'Update Image' => __('Update Image', 'acf'), 'All images' => __('All images', 'acf'), )); } /* * render_field() * * Create the HTML interface for your field * * @param $field - an array holding all the field's data * * @type action * @since 3.6 * @date 23/01/13 */ function render_field( $field ) { // vars $uploader = acf_get_setting('uploader'); // enqueue if( $uploader == 'wp' ) { acf_enqueue_uploader(); } // vars $url = ''; $alt = ''; $div = array( 'class' => 'acf-image-uploader', 'data-preview_size' => $field['preview_size'], 'data-library' => $field['library'], 'data-mime_types' => $field['mime_types'], 'data-uploader' => $uploader ); // has value? if( $field['value'] ) { // update vars $url = wp_get_attachment_image_src($field['value'], $field['preview_size']); $alt = get_post_meta($field['value'], '_wp_attachment_image_alt', true); // url exists if( $url ) $url = $url[0]; // url exists if( $url ) { $div['class'] .= ' has-value'; } } // get size of preview value $size = acf_get_image_size($field['preview_size']); ?>
> $field['name'], 'value' => $field['value'] )); ?>
style=""> <?php echo esc_attr($alt); ?>

__('Return Value','acf'), 'instructions' => __('Specify the returned value on front end','acf'), 'type' => 'radio', 'name' => 'return_format', 'layout' => 'horizontal', 'choices' => array( 'array' => __("Image Array",'acf'), 'url' => __("Image URL",'acf'), 'id' => __("Image ID",'acf') ) )); // preview_size acf_render_field_setting( $field, array( 'label' => __('Preview Size','acf'), 'instructions' => __('Shown when entering data','acf'), 'type' => 'select', 'name' => 'preview_size', 'choices' => acf_get_image_sizes() )); // library acf_render_field_setting( $field, array( 'label' => __('Library','acf'), 'instructions' => __('Limit the media library choice','acf'), 'type' => 'radio', 'name' => 'library', 'layout' => 'horizontal', 'choices' => array( 'all' => __('All', 'acf'), 'uploadedTo' => __('Uploaded to post', 'acf') ) )); // min acf_render_field_setting( $field, array( 'label' => __('Minimum','acf'), 'instructions' => __('Restrict which images can be uploaded','acf'), 'type' => 'text', 'name' => 'min_width', 'prepend' => __('Width', 'acf'), 'append' => 'px', )); acf_render_field_setting( $field, array( 'label' => '', 'type' => 'text', 'name' => 'min_height', 'prepend' => __('Height', 'acf'), 'append' => 'px', '_append' => 'min_width' )); acf_render_field_setting( $field, array( 'label' => '', 'type' => 'text', 'name' => 'min_size', 'prepend' => __('File size', 'acf'), 'append' => 'MB', '_append' => 'min_width' )); // max acf_render_field_setting( $field, array( 'label' => __('Maximum','acf'), 'instructions' => __('Restrict which images can be uploaded','acf'), 'type' => 'text', 'name' => 'max_width', 'prepend' => __('Width', 'acf'), 'append' => 'px', )); acf_render_field_setting( $field, array( 'label' => '', 'type' => 'text', 'name' => 'max_height', 'prepend' => __('Height', 'acf'), 'append' => 'px', '_append' => 'max_width' )); acf_render_field_setting( $field, array( 'label' => '', 'type' => 'text', 'name' => 'max_size', 'prepend' => __('File size', 'acf'), 'append' => 'MB', '_append' => 'max_width' )); // allowed type acf_render_field_setting( $field, array( 'label' => __('Allowed file types','acf'), 'instructions' => __('Comma separated list. Leave blank for all types','acf'), 'type' => 'text', 'name' => 'mime_types', )); } /* * format_value() * * This filter is appied to the $value after it is loaded from the db and before it is returned to the template * * @type filter * @since 3.6 * @date 23/01/13 * * @param $value (mixed) the value which was loaded from the database * @param $post_id (mixed) the $post_id from which the value was loaded * @param $field (array) the field array holding all the field options * * @return $value (mixed) the modified value */ function format_value( $value, $post_id, $field ) { // bail early if no value if( empty($value) ) return false; // bail early if not numeric (error message) if( !is_numeric($value) ) return false; // convert to int $value = intval($value); // format if( $field['return_format'] == 'url' ) { return wp_get_attachment_url( $value ); } elseif( $field['return_format'] == 'array' ) { return acf_get_attachment( $value ); } // return return $value; } /* * get_media_item_args * * description * * @type function * @date 27/01/13 * @since 3.6.0 * * @param $vars (array) * @return $vars */ function get_media_item_args( $vars ) { $vars['send'] = true; return($vars); } /* * wp_prepare_attachment_for_js * * this filter allows ACF to add in extra data to an attachment JS object * This sneaky hook adds the missing sizes to each attachment in the 3.5 uploader. * It would be a lot easier to add all the sizes to the 'image_size_names_choose' filter but * then it will show up on the normal the_content editor * * @type function * @since: 3.5.7 * @date 13/01/13 * * @param {int} $post_id * @return {int} $post_id */ function wp_prepare_attachment_for_js( $response, $attachment, $meta ) { // only for image if( $response['type'] != 'image' ) { return $response; } // make sure sizes exist. Perhaps they dont? if( !isset($meta['sizes']) ) { return $response; } $attachment_url = $response['url']; $base_url = str_replace( wp_basename( $attachment_url ), '', $attachment_url ); if( isset($meta['sizes']) && is_array($meta['sizes']) ) { foreach( $meta['sizes'] as $k => $v ) { if( !isset($response['sizes'][ $k ]) ) { $response['sizes'][ $k ] = array( 'height' => $v['height'], 'width' => $v['width'], 'url' => $base_url . $v['file'], 'orientation' => $v['height'] > $v['width'] ? 'portrait' : 'landscape', ); } } } return $response; } /* * update_value() * * This filter is appied to the $value before it is updated in the db * * @type filter * @since 3.6 * @date 23/01/13 * * @param $value - the value which will be saved in the database * @param $post_id - the $post_id of which the value will be saved * @param $field - the field array holding all the field options * * @return $value - the modified value */ function update_value( $value, $post_id, $field ) { return acf_get_field_type('file')->update_value( $value, $post_id, $field ); } /* * validate_value * * This function will validate a basic file input * * @type function * @date 11/02/2014 * @since 5.0.0 * * @param $post_id (int) * @return $post_id (int) */ function validate_value( $valid, $value, $field, $input ){ return acf_get_field_type('file')->validate_value( $valid, $value, $field, $input ); } } // initialize acf_register_field_type( 'acf_field_image' ); endif; // class_exists check ?>