编辑 image.php - 文件管理器

✏️ 编辑：image.php

路径：/home/forge/kingkrunch.com/wp/wp-content/plugins/templatemela-metabox/inc/fields/image.php

大小：4.96 KB · 修改：2020-09-11 16:13:48 · 权限：0775 · 可写

<?php

// Prevent loading this file directly

defined( 'ABSPATH' ) || exit;

if ( ! class_exists( 'RWMB_Image_Field' ) )

{

class RWMB_Image_Field extends RWMB_File_Field

{

/**

* Enqueue scripts and styles

* @return void

static function admin_enqueue_scripts()

{

// Enqueue same scripts and styles as for file field

parent::admin_enqueue_scripts();

wp_enqueue_style( 'rwmb-image', RWMB_CSS_URL . 'image.css', array(), RWMB_VER );

wp_enqueue_script( 'rwmb-image', RWMB_JS_URL . 'image.js', array( 'jquery-ui-sortable' ), RWMB_VER, true );

}

/**

* Add actions

* @return void

static function add_actions()

{

// Do same actions as file field

parent::add_actions();

// Reorder images via Ajax

add_action( 'wp_ajax_rwmb_reorder_images', array( __CLASS__, 'wp_ajax_reorder_images' ) );

}

/**

* Ajax callback for reordering images

* @return void

static function wp_ajax_reorder_images()

{

$field_id = isset( $_POST['field_id'] ) ? $_POST['field_id'] : 0;

$order    = isset( $_POST['order'] ) ? $_POST['order'] : 0;

$post_id  = isset( $_POST['post_id'] ) ? (int) $_POST['post_id'] : 0;

check_ajax_referer( "rwmb-reorder-images_{$field_id}" );

parse_str( $order, $items );

delete_post_meta( $post_id, $field_id );

foreach ( $items['item'] as $item )

{

add_post_meta( $post_id, $field_id, $item, false );

}

wp_send_json_success();

}

/**

* Get field HTML

* @param mixed  $meta

* @param array  $field

* @return string

static function html( $meta, $field )

{

$i18n_title = apply_filters( 'rwmb_image_upload_string', _x( 'Upload Images', 'image upload', 'harvest' ), $field );

$i18n_more  = apply_filters( 'rwmb_image_add_string', _x( '+ Add new image', 'image upload', 'harvest' ), $field );

// Uploaded images

$html = self::get_uploaded_images( $meta, $field );

// Show form upload

$html .= sprintf(

'<h4>%s</h4>

</div>',

$i18n_title,

$field['id'],

$i18n_more

);

return $html;

}

/**

* Get HTML markup for uploaded images

* @param array $images

* @param array $field

* @return string

static function get_uploaded_images( $images, $field )

{

$reorder_nonce = wp_create_nonce( "rwmb-reorder-images_{$field['id']}" );

$delete_nonce = wp_create_nonce( "rwmb-delete-file_{$field['id']}" );

$classes = array( 'rwmb-images', 'rwmb-uploaded' );

if ( count( $images ) <= 0  )

$classes[] = 'hidden';

$ul = '<ul class="%s" data-field_id="%s" data-delete_nonce="%s" data-reorder_nonce="%s" data-force_delete="%s" data-max_file_uploads="%s">';

$html = sprintf(

$ul,

implode( ' ', $classes ),

$field['id'],

$delete_nonce,

$reorder_nonce,

$field['force_delete'] ? 1 : 0,

$field['max_file_uploads']

);

foreach ( $images as $image )

{

$html .= self::img_html( $image );

}

$html .= '</ul>';

return $html;

}

/**

* Get HTML markup for ONE uploaded image

* @param int $image Image ID

* @return string

static function img_html( $image )

{

$i18n_delete = apply_filters( 'rwmb_image_delete_string', _x( 'Delete', 'image upload', 'harvest' ) );

$i18n_edit   = apply_filters( 'rwmb_image_edit_string', _x( 'Edit', 'image upload', 'harvest' ) );

$li = '

<a title="%s" class="rwmb-edit-file" href="%s" target="_blank">%s</a> |

</div>

</li>

$src  = wp_get_attachment_image_src( $image, 'thumbnail' );

$src  = $src[0];

$link = get_edit_post_link( $image );

return sprintf(

$li,

$image,

$src,

$i18n_edit, $link, $i18n_edit,

$i18n_delete, $image

);

}

/**

* Standard meta retrieval

* @param int   $post_id

* @param array $field

* @param bool  $saved

* @return mixed

static function meta( $post_id, $saved, $field )

{

global $wpdb;

$meta = $wpdb->get_col( $wpdb->prepare( "

SELECT meta_value FROM $wpdb->postmeta

WHERE post_id = %d AND meta_key = '%s'

ORDER BY meta_id ASC

", $post_id, $field['id'] ) );

return empty( $meta ) ? array() : $meta;

}