class-foogallery-attachment-type.php — Gallery : FooGallery 3.2.6

foogallery / includes / class-foogallery-attachment-type.php

foogallery / includes Last commit date

class-foogallery-attachment-type.php

103 lines

1	<?php
2
3	if ( ! defined( 'ABSPATH' ) ) {
4	exit;
5	}
6
7	if ( ! class_exists('FooGallery_Attachment_Type') ) {
8
9	class FooGallery_Attachment_Type {
10
11	function __construct() {
12	//determine the type of the attachment
13	add_action( 'foogallery_attachment_instance_after_load', array( $this, 'determine_type' ), 99, 2 );
14
15	//add attachment field for custom type
16	add_filter( 'foogallery_attachment_custom_fields', array( $this, 'add_override_type_field' ), 50 );
17
18	//add attributes to front-end anchor
19	add_filter( 'foogallery_attachment_html_link_attributes', array( $this, 'alter_link_attributes' ), 30, 3 );
20	}
21
22	/**
23	* Determines the type of the item
24	*
25	* @param $foogallery_attachment FooGalleryAttachment
26	* @param $post WP_Post
27	*/
28	function determine_type( $foogallery_attachment, $post ) {
29	if ( isset( $foogallery_attachment->is_video ) && $foogallery_attachment->is_video === true ) {
30	$foogallery_attachment->type = 'video';
31
32	//check if we have set the type to embed
33	if ( isset( $foogallery_attachment->is_embed ) && $foogallery_attachment->is_embed === true ) {
34	$foogallery_attachment->type = 'embed';
35	}
36	} else {
37	$link = foogallery_gallery_template_setting( 'thumbnail_link', 'image' );
38	if ( 'page' === $link \|\| ( 'parent_post' === $link && ! empty( $foogallery_attachment->parent_post_url ) ) \|\| ( 'custom' === $link && ! empty( $foogallery_attachment->custom_url ) ) ) {
39	// let's check if the custom URL is an image.
40	if ( 'custom' === $link && $this->check_maybe_image( $foogallery_attachment->custom_url ) ) {
41	$foogallery_attachment->type = 'image';
42	} else {
43	$foogallery_attachment->type = 'iframe';
44	}
45	}
46	}
47
48	// check if we have overridden the type for the attachment
49	$override_type = get_post_meta( $foogallery_attachment->ID, '_foogallery_override_type', true );
50	if ( ! empty( $override_type ) ) {
51	$foogallery_attachment->type = sanitize_title( $override_type );
52	}
53	}
54
55	/**
56	* Checks to see if the url is maybe an image based on the extension
57	*
58	* @param string $url The url to check.
59	*
60	* @return false
61	*/
62	private function check_maybe_image( $url ) {
63	$known_image_extensions = array( 'gif', 'jpg', 'jpeg', 'png', 'tiff', 'tif', 'bmp', 'svg', 'webp' );
64	$url_extension = pathinfo( $url, PATHINFO_EXTENSION );
65	return in_array( $url_extension, $known_image_extensions, true );
66	}
67
68	/**
69	* Adds a override type field to the attachments
70	*
71	* @param $fields array
72	*
73	* @return array
74	*/
75	function add_override_type_field( $fields ) {
76	$fields['foogallery_override_type'] = array(
77	'label' => __( 'Override Type', 'foogallery' ),
78	'input' => 'text',
79	'helps' => __( 'Override the type of the attachment used by lightbox', 'foogallery' ),
80	'exclusions' => array( 'audio', 'video' ),
81	);
82
83	return $fields;
84	}
85
86
87	/**
88	* @uses "foogallery_attachment_html_link_attributes" filter
89	*
90	* @param $attr
91	* @param $args
92	* @param object\|FooGalleryAttachment $attachment
93	*
94	* @return mixed
95	*/
96	public function alter_link_attributes( $attr, $args, $attachment ) {
97	$attr['data-type'] = $attachment->type;
98
99	return $attr;
100	}
101	}
102	}
103