document-gallery / document-gallery.php

document-gallery.php in Document Gallery 4.1.9, at document-gallery.php

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1	<?php
2	defined( 'WPINC' ) OR exit;
3
4	/*
5	Plugin Name: Document Gallery
6	Plugin URI: http://wordpress.org/extend/plugins/document-gallery/
7	Description: Display non-images (and images) in gallery format on a page or post with the [dg] shortcode.
8	Version: 4.1.9
9	Author: Dan Rossiter
10	Author URI: http://danrossiter.org/
11	License: GPLv3
12	Text Domain: document-gallery
13	*/
14
15	define( 'DG_VERSION', '4.1.9' );
16
17	if ( version_compare( PHP_VERSION, '5.3', '<' ) ) {
18	add_action( 'admin_notices', 'dg_php_lt_three' );
19	function dg_php_lt_three() { ?>
20	<div class="error"><p>
21	<?php printf( __( 'Document Gallery requires PHP ≥ 5.3. Your server is running version %s.', 'document-gallery' ), PHP_VERSION ); ?>
22	</p></div>
23	<?php }
24
25	return;
26	}
27
28	// define helper paths & URLs
29	define( 'DG_BASENAME', plugin_basename( __FILE__ ) );
30	define( 'DG_URL', plugin_dir_url( __FILE__ ) );
31	define( 'DG_PATH', plugin_dir_path( __FILE__ ) );
32	define( 'DG_WPINC_PATH', ABSPATH . WPINC . '/' );
33	define( 'DG_WPADMIN_PATH', ABSPATH . 'wp-admin/' );
34
35	// init DG options for use throughout plugin
36	global $dg_options;
37	define( 'DG_OPTION_NAME', 'document_gallery' );
38	$dg_options = get_option( DG_OPTION_NAME, null );
39
40	// core functionality
41	include_once DG_PATH . 'inc/class-document-gallery.php';
42	include_once DG_PATH . 'inc/class-thumb.php';
43	include_once DG_PATH . 'inc/class-util.php';
44
45	// logging functionality
46	include_once DG_PATH . 'inc/class-logger.php';
47	add_action( DG_Logger::PurgeLogsAction, array( 'DG_Logger', 'purgeExpiredEntries' ) );
48
49	// handle activation, updates, and uninstallation
50	include_once DG_PATH . 'inc/class-setup.php';
51	register_activation_hook( __FILE__, array( 'DG_Setup', 'activate' ) );
52	add_action( 'wpmu_new_blog', array( 'DG_Setup', 'activateNewBlog' ) );
53	register_uninstall_hook( __FILE__, array( 'DG_Setup', 'uninstall' ) );
54	DG_Setup::maybeUpdate();
55
56	// ensure we don't allow invalid option structure
57	add_action( 'init', array( 'DocumentGallery', 'addValidation' ) );
58
59	// I18n
60	add_action( 'plugins_loaded', array( 'DocumentGallery', 'loadTextDomain' ) );
61
62	// cleanup cached data when thumbed attachment deleted
63	include_once DG_PATH . 'inc/class-thumber.php';
64	add_action( 'delete_attachment', array( 'DG_Thumb', 'cleanupAttachmentMeta' ) );
65
66	if ( is_admin() ) {
67	// admin house keeping
68	include_once DG_PATH . 'admin/class-admin.php';
69
70	// AJAX handling
71	include_once DG_PATH . 'admin/class-ajax-handler.php';
72
73	// add links to plugin index
74	add_filter( 'plugin_action_links_' . DG_BASENAME, array( 'DG_Admin', 'addSettingsLink' ) );
75	add_filter( 'plugin_row_meta', array( 'DG_Admin', 'addDonateLink' ), 10, 2 );
76
77	// build options page
78	add_action( 'admin_menu', array( 'DG_Admin', 'addAdminPage' ) );
79
80	// add meta box for managing thumbnail generation to attachment Edit Media page
81	add_action( 'add_meta_boxes', array( 'DG_Admin', 'addMetaBox' ) );
82	add_action( 'wp_ajax_dg_upload_thumb', array( 'DG_Admin', 'saveMetaBox' ) );
83
84	if ( DG_Admin::doRegisterSettings() ) {
85	add_action( 'admin_init', array( 'DG_Admin', 'registerSettings' ) );
86	}
87	} else {
88	// styling for gallery
89	if ( apply_filters( 'dg_use_default_gallery_style', true ) ) {
90	add_action( 'wp_enqueue_scripts', array( 'DocumentGallery', 'enqueueGalleryStyle' ) );
91	}
92	add_action( 'wp_print_scripts', array( 'DocumentGallery', 'printCustomStyle' ) );
93
94	add_action( 'wp_enqueue_scripts', array( 'DocumentGallery', 'enqueueGalleryScript' ) );
95	}
96
97	// adds 'dg' shortcode
98	add_shortcode( 'dg', array( 'DocumentGallery', 'doShortcode' ) );
99
100	// public API for developers
101	include_once DG_PATH . 'inc/class-api.php';
102