class-gallery-datasources.php — Photo Gallery by FooGallery : Responsive Image Gallery, Masonry Gallery & Carousel trunk

foogallery / includes / admin / class-gallery-datasources.php

foogallery / includes / admin Last commit date

class-gallery-datasources.php

244 lines

1	<?php
2	/**
3	* Class to handle all interactions for Gallery datasources
4	*/
5
6	if ( ! class_exists( 'FooGallery_Admin_Gallery_Datasources' ) ) {
7
8	class FooGallery_Admin_Gallery_Datasources {
9
10	/**
11	* Primary class constructor.
12	*/
13	public function __construct() {
14	//render the datasource modal
15	add_action( 'foogallery_admin_enqueue_scripts', array( $this, 'enqueue_scripts_and_styles' ) );
16	add_action( 'admin_footer', array( $this, 'render_datasource_modal' ) );
17	add_action( 'foogallery_gallery_metabox_items', array( $this, 'add_datasources_hidden_inputs' ) );
18	add_action( 'foogallery_gallery_metabox_items_add', array( $this, 'add_datasources_button' ) );
19	add_action( 'wp_ajax_foogallery_load_datasource_content', array( $this, 'ajax_load_datasource_content' ) );
20	add_action( 'foogallery_before_save_gallery', array( $this, 'save_gallery_datasource' ), 8, 2 );
21	add_filter( 'foogallery_preview_arguments', array( $this, 'include_datasource_in_preview' ), 10, 3 );
22	add_filter( 'foogallery_render_template_argument_overrides', array( $this, 'override_datasource_arguments' ), 10, 2 );
23	add_action( 'foogallery_admin_datasource_modal_content', array( $this, 'render_datasource_modal_default_content' ) );
24	}
25
26	public function enqueue_scripts_and_styles( $hook ) {
27	wp_enqueue_style( 'foogallery.admin.datasources', FOOGALLERY_URL . 'css/foogallery.admin.datasources.css', array(), FOOGALLERY_VERSION );
28	wp_enqueue_script( 'foogallery.admin.datasources', FOOGALLERY_URL . 'js/foogallery.admin.datasources.js', array( 'jquery' ), FOOGALLERY_VERSION );
29	}
30
31	/**
32	* Include the datasource arguments for previews
33	*
34	* @param $args
35	* @param $form_post
36	* @param $template
37	* @return array
38	*/
39	public function include_datasource_in_preview( $args, $form_post, $template ) {
40	if ( isset( $form_post['foogallery_datasource'] ) ) {
41	$args['datasource'] = $form_post['foogallery_datasource'];
42	}
43	if ( isset( $form_post['foogallery_datasource_value'] ) ) {
44	$args['datasource_value'] = $form_post['foogallery_datasource_value'];
45	}
46
47	return $args;
48	}
49
50	/**
51	* Allow the gallery to render using an override for the datasource
52	* @param $foogallery
53	* @param $args
54	* @return FooGallery
55	*/
56	public function override_datasource_arguments( $foogallery, $args ) {
57	if ( isset( $args['datasource'] ) ) {
58	$foogallery->datasource_name = $args['datasource'];
59	}
60	if ( isset( $args['datasource_value'] ) ) {
61	$foogallery->datasource_value = $this->get_json_datasource_value( $args['datasource_value'] );
62	}
63
64	return $foogallery;
65	}
66
67	/**
68	* Save the datasource name and value for the gallery
69	* @param $post_id
70	* @param $_post
71	*/
72	public function save_gallery_datasource( $post_id, $_post ) {
73	//action pre-save
74	do_action( 'foogallery_before_save_gallery_datasource', $post_id );
75
76	//set some defaults
77	$datasource = '';
78	$datasource_value = array();
79
80	if ( isset( $_POST[FOOGALLERY_META_DATASOURCE] ) ) {
81	$datasource = sanitize_file_name( $_POST[FOOGALLERY_META_DATASOURCE] );
82
83	update_post_meta( $post_id, FOOGALLERY_META_DATASOURCE, $datasource );
84
85	if ( isset( $_POST[FOOGALLERY_META_DATASOURCE_VALUE] ) ) {
86	$datasource_value = $this->get_json_datasource_value( $_POST[FOOGALLERY_META_DATASOURCE_VALUE] );
87
88	if ( !empty( $datasource_value ) ) {
89	update_post_meta( $post_id, FOOGALLERY_META_DATASOURCE_VALUE, $datasource_value );
90	} else {
91	delete_post_meta( $post_id, FOOGALLERY_META_DATASOURCE_VALUE );
92	}
93	}
94
95	} else {
96	delete_post_meta( $post_id, FOOGALLERY_META_DATASOURCE );
97	}
98
99	//action for post-save
100	do_action( 'foogallery_after_save_gallery_datasource', $post_id, $datasource, $datasource_value );
101	}
102
103	/**
104	* Safely returns an array from the json string
105	* @param $datasource_value_string
106	* @return mixed
107	*/
108	public function get_json_datasource_value( $datasource_value_string ) {
109	$datasource_value = array();
110
111	//check if the value is JSON and convert to object if needed
112	if ( is_string($datasource_value_string) && is_array( json_decode( stripslashes( $datasource_value_string ), true ) ) ) {
113	$datasource_value = json_decode( stripslashes( $datasource_value_string ), true );
114	}
115	return $datasource_value;
116	}
117
118	/**
119	* Outputs the modal content for the specific datasource
120	*/
121	public function ajax_load_datasource_content() {
122	$nonce = safe_get_from_request( 'nonce' );
123	$datasource = sanitize_file_name( safe_get_from_request( 'datasource' ) );
124	$datasource_value = $this->get_json_datasource_value( safe_get_from_request( 'datasource_value' ) );
125	$foogallery_id = intval( safe_get_from_request( 'foogallery_id' ) );
126
127	if ( wp_verify_nonce( $nonce, 'foogallery-datasource-content' ) ) {
128	do_action( 'foogallery-datasource-modal-content_'. $datasource, $foogallery_id, $datasource_value );
129	}
130
131	die();
132	}
133
134	/**
135	* Adds the datasource hidden inputs to the page
136	* @param FooGallery $gallery
137	*/
138	public function add_datasources_hidden_inputs( $gallery ) {
139	$datasources = foogallery_gallery_datasources();
140	if ( count( $datasources ) > 1 ) {
141	$datasource_value = get_post_meta( $gallery->ID, FOOGALLERY_META_DATASOURCE_VALUE, true );
142	if ( is_array( $datasource_value ) ) {
143	$datasource_value = json_encode( $datasource_value );
144	} ?>
145	<input type="hidden" data-foogallery-preview="include" name="<?php echo esc_attr( FOOGALLERY_META_DATASOURCE ); ?>" value="<?php echo esc_attr( $gallery->datasource_name ); ?>" id="<?php echo esc_attr( FOOGALLERY_META_DATASOURCE ); ?>" />
146	<input type="hidden" data-foogallery-preview="include" value="<?php echo esc_attr( $datasource_value ); ?>" name="<?php echo esc_attr( FOOGALLERY_META_DATASOURCE_VALUE ); ?>" id="<?php echo esc_attr( FOOGALLERY_META_DATASOURCE_VALUE ); ?>" />
147	<?php }
148	}
149
150	/**
151	* Add the datasources button to the items metabox
152	*/
153	public function add_datasources_button() {
154	$datasources = foogallery_gallery_datasources();
155	//we only want to show the datasources button if there are more than 1 datasources
156	if ( count( $datasources ) > 1 ) { ?>
157	<button type="button" class="button button-secondary button-hero gallery_datasources_button">
158	<span class="dashicons dashicons-format-gallery"></span>
159	<span class="foogallery-add-button-label"><?php esc_html_e( 'Add From Another Source', 'foogallery' ); ?></span>
160	</button>
161	<?php }
162	}
163
164	/**
165	* Renders the datasource modal for use on the gallery edit page
166	*/
167	public function render_datasource_modal() {
168
169	global $post;
170
171	//check if the gallery edit page is being shown
172	$screen = get_current_screen();
173	if ( 'foogallery' !== $screen->id ) {
174	return;
175	}
176
177	$datasources = foogallery_gallery_datasources();
178
179	?>
180	<?php wp_nonce_field('foogallery_load_galleries', 'foogallery_load_galleries', false); ?>
181	<div class="foogallery-datasources-modal-wrapper" data-foogalleryid="<?php echo esc_attr( $post->ID ); ?>" data-nonce="<?php echo esc_attr( wp_create_nonce( 'foogallery-datasource-content' ) ); ?>" style="display: none;">
182	<div class="media-modal wp-core-ui">
183	<button type="button" class="media-modal-close">
184	<span class="media-modal-icon"><span class="screen-reader-text">Close media panel</span></span>
185	</button>
186	<div class="media-modal-content">
187	<div class="media-frame wp-core-ui">
188	<div class="foogallery-datasource-modal-title">
189	<h1>
190	<?php esc_html_e('Add To Gallery From Another Source', 'foogallery'); ?>
191	<a class="foogallery-datasource-modal-reload button" href="#" style="display: none; margin-top: -4px;"><span style="padding-top: 3px;" class="dashicons dashicons-update"></span> <?php esc_html_e('Reload', 'foogallery'); ?></a>
192	</h1>
193	</div>
194	<div class="foogallery-datasource-modal-sidebar">
195	<div class="foogallery-datasource-modal-sidebar-menu">
196	<?php foreach ( $datasources as $key=>$datasource ) {
197	if ( $datasource['public'] ) { ?>
198	<a href="#" class="media-menu-item foogallery-datasource-modal-selector" data-datasource="<?php echo esc_attr( $key ); ?>"><?php echo esc_html( $datasource['menu'] ); ?></a>
199	<?php } } ?>
200	</div>
201	</div>
202	<div class="foogallery-datasource-modal-container">
203	<div class="foogallery-datasource-modal-container-inner">
204	<?php do_action( 'foogallery_admin_datasource_modal_content' ); ?>
205	</div>
206	<?php foreach ( $datasources as $key=>$datasource ) {
207	if ( $datasource['public'] ) { ?>
208	<div class="foogallery-datasource-modal-container-inner <?php echo esc_attr( $key ); ?> not-loaded">
209	<div class="spinner"></div>
210	</div>
211	<?php } } ?>
212	</div>
213	<div class="foogallery-datasource-modal-toolbar">
214	<div class="foogallery-datasource-modal-toolbar-inner">
215	<div class="media-toolbar-secondary">
216	<a href="#"
217	class="foogallery-datasource-modal-cancel button media-button button-large button-secondary media-button-insert"
218	title="<?php esc_attr_e('Cancel', 'foogallery'); ?>"><?php esc_html_e('Cancel', 'foogallery'); ?></a>
219	</div>
220	<div class="media-toolbar-primary">
221	<a href="#"
222	class="foogallery-datasource-modal-insert button media-button button-large button-primary media-button-insert"
223	disabled="disabled"
224	title="<?php esc_attr_e('OK', 'foogallery'); ?>"><?php esc_html_e('OK', 'foogallery'); ?></a>
225	</div>
226	</div>
227	</div>
228	</div>
229	</div>
230	</div>
231	<div class="media-modal-backdrop"></div>
232	</div>
233	<?php
234	}
235
236	function render_datasource_modal_default_content() {
237	?>
238	<?php esc_html_e('Select a source on the left to get started.', 'foogallery'); ?>
239	<div style="height: 200px;background-repeat: no-repeat;background-size: 50%;width: 200px;background-image: url("data:image/svg+xml;base64,PHN2ZyBoZWlnaHQ9JzMwMHB4JyB3aWR0aD0nMzAwcHgnICBmaWxsPSIjMDAwMDAwIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHhtbG5zOnhsaW5rPSJodHRwOi8vd3d3LnczLm9yZy8xOTk5L3hsaW5rIiB2ZXJzaW9uPSIxLjEiIHg9IjBweCIgeT0iMHB4IiB2aWV3Qm94PSIwIDAgMTAwIDEwMCIgc3R5bGU9ImVuYWJsZS1iYWNrZ3JvdW5kOm5ldyAwIDAgMTAwIDEwMDsiIHhtbDpzcGFjZT0icHJlc2VydmUiPjxzdHlsZSB0eXBlPSJ0ZXh0L2NzcyI+Cgkuc3Qwe2ZpbGw6IzAwMDAwMDt9Cjwvc3R5bGU+PHBhdGggY2xhc3M9InN0MCIgZD0iTTg3LjksMjMuMUM4My4yLDM0LDc1LjYsNDMuNSw2Ni4yLDUwLjZjLTkuNSw3LjItMjEuMSwxMi41LTMzLjEsMTMuNmMtNC45LDAuNC05LjksMC0xNC40LTEuOCAgYzQuNi0wLjksOS4xLTEuOCwxMy43LTIuN2MxLTAuMiwxLjItMS42LDEuMi0yLjRjMC0wLjUtMC4yLTIuNi0xLjItMi40Yy02LjUsMS4zLTEzLjEsMi42LTE5LjYsMy45Yy0wLjEsMC0wLjMsMC4xLTAuNCwwLjIgIGMtMC4yLTAuMi0wLjQtMC40LTAuNi0wLjVjLTEuNy0xLjQtMi40LDMuMi0xLjIsNC4yYzQuOSw0LjIsOS4yLDksMTIuNiwxNC40YzAuNSwwLjgsMS4yLDAuOSwxLjcsMGMwLjUtMC45LDAuNi0yLjUsMC0zLjQgIGMtMS4yLTEuOS0yLjUtMy42LTMuOC01LjRjOS4xLDIuNSwxOS41LDAuMywyOC0zYzExLjQtNC40LDIxLjYtMTEuNywyOS41LTIxYzQuNS01LjMsOC4yLTExLjIsMTEtMTcuNWMwLjQtMSwwLjUtMi40LDAtMy40ICBDODkuMiwyMi4zLDg4LjMsMjIuMiw4Ny45LDIzLjF6Ij48L3BhdGg+PC9zdmc+");"></div>
240	<?php
241	}
242	}
243	}
244