redirection / redirection-admin.php

redirection-admin.php in Redirection 2.10, at redirection-admin.php

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1	<?php
2
3	include dirname( __FILE__ ).'/models/group.php';
4	include dirname( __FILE__ ).'/models/monitor.php';
5	include dirname( __FILE__ ).'/models/file-io.php';
6	include dirname( __FILE__ ).'/redirection-api.php';
7
8	define( 'RED_DEFAULT_PER_PAGE', 25 );
9	define( 'RED_MAX_PER_PAGE', 200 );
10
11	class Redirection_Admin {
12	private static $instance = null;
13	private $monitor;
14
15	static function init() {
16	if ( is_null( self::$instance ) ) {
17	self::$instance = new Redirection_Admin();
18
19	load_plugin_textdomain( 'redirection', false, dirname( plugin_basename( REDIRECTION_FILE ) ).'/locale/' );
20	}
21
22	return self::$instance;
23	}
24
25	function __construct() {
26	add_action( 'admin_menu', array( $this, 'admin_menu' ) );
27	add_action( 'load-tools_page_redirection', array( $this, 'redirection_head' ) );
28	add_action( 'plugin_action_links_'.basename( dirname( REDIRECTION_FILE ) ).'/'.basename( REDIRECTION_FILE ), array( $this, 'plugin_settings' ), 10, 4 );
29	add_filter( 'redirection_save_options', array( $this, 'flush_schedule' ) );
30	add_filter( 'set-screen-option', array( $this, 'set_per_page' ), 10, 3 );
31
32	if ( defined( 'REDIRECTION_FLYING_SOLO' ) && REDIRECTION_FLYING_SOLO ) {
33	add_filter( 'script_loader_src', array( $this, 'flying_solo' ), 10, 2 );
34	}
35
36	register_deactivation_hook( REDIRECTION_FILE, array( 'Redirection_Admin', 'plugin_deactivated' ) );
37	register_uninstall_hook( REDIRECTION_FILE, array( 'Redirection_Admin', 'plugin_uninstall' ) );
38
39	$this->monitor = new Red_Monitor( red_get_options() );
40	$this->api = new Redirection_Api();
41	}
42
43	// These are only called on the single standard site, or in the network admin of the multisite - they run across all available sites
44	public static function plugin_activated() {
45	if ( is_network_admin() ) {
46	foreach ( get_sites() as $site ) {
47	switch_to_blog( $site->blog_id );
48
49	Redirection_Admin::update();
50	Red_Flusher::schedule();
51	red_set_options();
52
53	restore_current_blog();
54	}
55	} else {
56	Redirection_Admin::update();
57	Red_Flusher::schedule();
58	red_set_options();
59	}
60	}
61
62	// These are only called on the single standard site, or in the network admin of the multisite - they run across all available sites
63	public static function plugin_deactivated() {
64	if ( is_network_admin() ) {
65	foreach ( get_sites() as $site ) {
66	switch_to_blog( $site->blog_id );
67
68	Red_Flusher::clear();
69
70	restore_current_blog();
71	}
72	} else {
73	Red_Flusher::clear();
74	}
75	}
76
77	// These are only called on the single standard site, or in the network admin of the multisite - they run across all available sites
78	public static function plugin_uninstall() {
79	include_once dirname( REDIRECTION_FILE ).'/models/database.php';
80
81	$db = new RE_Database();
82
83	if ( is_network_admin() ) {
84	foreach ( get_sites() as $site ) {
85	switch_to_blog( $site->blog_id );
86
87	$db->remove( REDIRECTION_FILE );
88
89	restore_current_blog();
90	}
91	} else {
92	$db->remove( REDIRECTION_FILE );
93	}
94	}
95
96	private static function update() {
97	$version = get_option( 'redirection_version' );
98
99	Red_Flusher::schedule();
100
101	if ( $version !== REDIRECTION_DB_VERSION ) {
102	include_once dirname( REDIRECTION_FILE ).'/models/database.php';
103
104	$database = new RE_Database();
105
106	if ( $version === false ) {
107	$database->install();
108	}
109
110	$database->upgrade( $version, REDIRECTION_DB_VERSION );
111	}
112	}
113
114	// So it finally came to this... some plugins include their JS in all pages, whether they are needed or not. If there is an error
115	// then this can prevent Redirection running, it's a little sensitive about that. We use the nuclear option here to disable
116	// all other JS while viewing Redirection
117	public function flying_solo( $src, $handle ) {
118	if ( isset( $_SERVER['REQUEST_URI'] ) && strpos( $_SERVER['REQUEST_URI'], 'page=redirection.php' ) !== false ) {
119	if ( substr( $src, 0, 4 ) === 'http' && $handle !== 'redirection' && strpos( $src, 'plugins' ) !== false ) {
120	if ( $this->ignore_this_plugin( $src ) ) {
121	return false;
122	}
123	}
124	}
125
126	return $src;
127	}
128
129	private function ignore_this_plugin( $src ) {
130	if ( strpos( $src, 'mootools' ) !== false ) {
131	return true;
132	}
133
134	if ( strpos( $src, 'wp-seo-' ) !== false ) {
135	return true;
136	}
137
138	return false;
139	}
140
141	public function flush_schedule( $options ) {
142	Red_Flusher::schedule();
143	return $options;
144	}
145
146	function set_per_page( $status, $option, $value ) {
147	if ( $option === 'redirection_log_per_page' ) {
148	return max( 1, min( intval( $value, 10 ), RED_MAX_PER_PAGE ) );
149	}
150
151	return $status;
152	}
153
154	function plugin_settings( $links ) {
155	$settings_link = '<a href="tools.php?page='.basename( REDIRECTION_FILE ).'&sub=options">'.__( 'Settings', 'redirection' ).'</a>';
156	array_unshift( $links, $settings_link );
157	return $links;
158	}
159
160	function redirection_head() {
161	global $wp_version;
162
163	$build = REDIRECTION_VERSION.'-'.REDIRECTION_BUILD;
164	$options = red_get_options();
165	$versions = array(
166	'Plugin: '.REDIRECTION_VERSION,
167	'WordPress: '.$wp_version,
168	'PHP: '.phpversion(),
169	'Browser: '.Redirection_Request::get_user_agent(),
170	);
171
172	$this->inject();
173
174	if ( ! isset( $_GET['sub'] ) \|\| ( isset( $_GET['sub'] ) && ( in_array( $_GET['sub'], array( 'log', '404s', 'groups' ) ) ) ) ) {
175	add_screen_option( 'per_page', array( 'label' => sprintf( __( 'Log entries (%d max)', 'redirection' ), RED_MAX_PER_PAGE ), 'default' => RED_DEFAULT_PER_PAGE, 'option' => 'redirection_log_per_page' ) );
176	}
177
178	if ( defined( 'REDIRECTION_DEV_MODE' ) && REDIRECTION_DEV_MODE ) {
179	wp_enqueue_script( 'redirection', 'http://localhost:3312/redirection.js', array(), $build, true );
180	} else {
181	wp_enqueue_script( 'redirection', plugin_dir_url( REDIRECTION_FILE ).'redirection.js', array(), $build, true );
182	}
183
184	wp_enqueue_style( 'redirection', plugin_dir_url( REDIRECTION_FILE ).'redirection.css', array(), $build );
185
186	wp_localize_script( 'redirection', 'Redirectioni10n', array(
187	'WP_API_root' => admin_url( 'admin-ajax.php' ),
188	'WP_API_nonce' => wp_create_nonce( 'wp_rest' ),
189	'pluginBaseUrl' => plugins_url( '', REDIRECTION_FILE ),
190	'pluginRoot' => admin_url( 'tools.php?page=redirection.php' ),
191	'per_page' => $this->get_per_page(),
192	'locale' => $this->get_i18n_data(),
193	'localeSlug' => get_locale(),
194	'token' => $options['token'],
195	'autoGenerate' => $options['auto_target'],
196	'versions' => implode( "\n", $versions ),
197	'version' => REDIRECTION_VERSION,
198	) );
199	}
200
201	private function get_per_page() {
202	$per_page = intval( get_user_meta( get_current_user_id(), 'redirection_log_per_page', true ), 10 );
203
204	return $per_page > 0 ? $per_page : RED_DEFAULT_PER_PAGE;
205	}
206
207	private function get_i18n_data() {
208	$i18n_json = REDIRECTION_FILE . 'locale/json/redirection-' . get_locale() . '.json';
209
210	if ( is_file( $i18n_json ) && is_readable( $i18n_json ) ) {
211	$locale_data = @file_get_contents( $i18n_json );
212
213	if ( $locale_data ) {
214	return $locale_data;
215	}
216	}
217
218	// Return empty if we have nothing to return so it doesn't fail when parsed in JS
219	return '{}';
220	}
221
222	function admin_menu() {
223	add_management_page( 'Redirection', 'Redirection', apply_filters( 'redirection_role', 'administrator' ), basename( REDIRECTION_FILE ), array( &$this, 'admin_screen' ) );
224	}
225
226	private function check_minimum_wp() {
227	$wp_version = get_bloginfo( 'version' );
228
229	if ( version_compare( $wp_version, REDIRECTION_MIN_WP, '<' ) ) {
230	?>
231	<div class="react-error">
232	<h1><?php _e( 'Unable to load Redirection', 'redirection' ); ?></h1>
233	<p style="text-align: left"><?php printf( __( 'Redirection requires WordPress v%1s, you are using v%2s - please update your WordPress', 'redirection' ), REDIRECTION_MIN_WP, $wp_version ); ?></p>
234	</div>
235	<?php
236	return false;
237	}
238
239	return true;
240	}
241
242	private function check_tables_exist() {
243	include_once dirname( REDIRECTION_FILE ).'/models/database.php';
244
245	$database = new RE_Database();
246	$status = $database->get_status();
247
248	if ( $status['status'] !== 'good' ) {
249	?>
250	<div class="error">
251	<h3><?php _e( 'Redirection not installed properly', 'redirection' ); ?></h3>
252	<p style="text-align: left"><?php printf( __( 'Problems were detected with your database tables. Please visit the <a href="%s">support page</a> for more details.', 'redirection' ), 'tools.php?page=redirection.php&sub=support' ); ?></p>
253	</div>
254	<?php
255
256	return false;
257	}
258
259	return true;
260	}
261
262	function admin_screen() {
263	$version = get_plugin_data( REDIRECTION_FILE );
264	$version = $version['Version'];
265
266	Redirection_Admin::update();
267
268	if ( $this->check_minimum_wp() === false ) {
269	return;
270	}
271
272	if ( $this->check_tables_exist() === false && ( ! isset( $_GET['sub'] ) \|\| $_GET['sub'] !== 'support' ) ) {
273	return false;
274	}
275	?>
276	<div id="react-ui">
277	<div class="react-loading">
278	<h1><?php _e( 'Loading, please wait...', 'redirection' ); ?></h1>
279
280	<span class="react-loading-spinner"></span>
281	</div>
282	<noscript>Please enable JavaScript</noscript>
283
284	<div class="react-error" style="display: none">
285	<h1><?php _e( 'Unable to load Redirection', 'redirection' ); ?> v<?php echo esc_html( $version ); ?></h1>
286	<p><?php _e( "This may be caused by another plugin - look at your browser's error console for more details.", 'redirection' ); ?></p>
287	<p><?php _e( 'If you are using a page caching plugin or service (CloudFlare, OVH, etc) then you can also try clearing that cache.', 'redirection' ); ?></p>
288	<p><?php _e( 'Also check if your browser is able to load <code>redirection.js</code>:', 'redirection' ); ?></p>
289	<p><code><?php echo esc_html( plugin_dir_url( REDIRECTION_FILE ).'redirection.js?ver='.urlencode( REDIRECTION_VERSION ).'-'.urlencode( REDIRECTION_BUILD ) ); ?></code></p>
290	<p><?php _e( "If you think Redirection is at fault then create an issue.", 'redirection' ); ?></p>
291	<p class="versions"><?php _e( '<code>Redirectioni10n</code> is not defined. This usually means another plugin is blocking Redirection from loading. Please disable all plugins and try again.', 'redirection' ); ?></p>
292	<p>
293	<a class="button-primary" target="_blank" href="https://github.com/johngodley/redirection/issues/new?title=Problem%20starting%20Redirection%20<?php echo esc_attr( $version ) ?>">
294	<?php _e( 'Create Issue', 'redirection' ); ?>
295	</a>
296	</p>
297	</div>
298	</div>
299
300	<script>
301	var prevError = window.onerror;
302	var errors = [];
303	var timeout = 0;
304	var timer = setInterval( function() {
305	if ( isRedirectionLoaded() ) {
306	resetAll();
307	} else if ( errors.length > 0 \|\| timeout++ === 5 ) {
308	showError();
309	}
310	}, 5000 );
311
312	function isRedirectionLoaded() {
313	return typeof redirection !== 'undefined';
314	}
315
316	function showError() {
317	var errorText = "";
318
319	if ( errors.length > 0 ) {
320	errorText = "```\n" + errors.join( ',' ) + "\n```\n\n";
321	}
322
323	resetAll();
324	document.querySelector( '.react-loading' ).style.display = 'none';
325	document.querySelector( '.react-error' ).style.display = 'block';
326
327	if ( typeof Redirectioni10n !== 'undefined' ) {
328	document.querySelector( '.versions' ).innerHTML = Redirectioni10n.versions.replace( /\n/g, '<br />' );
329	document.querySelector( '.react-error .button-primary' ).href += '&body=' + encodeURIComponent( errorText ) + encodeURIComponent( Redirectioni10n.versions );
330	}
331	}
332
333	function resetAll() {
334	clearInterval( timer );
335	window.onerror = prevError;
336	}
337
338	window.onerror = function( error, url, line ) {
339	console.error( error );
340	errors.push( error + ' ' + url + ' ' + line );
341	};
342	</script>
343	<?php
344	}
345
346	private function user_has_access() {
347	return current_user_can( apply_filters( 'redirection_role', 'administrator' ) );
348	}
349
350	function inject() {
351	if ( isset( $_GET['page'] ) && isset( $_GET['sub'] ) && $_GET['page'] === 'redirection.php' ) {
352	$this->tryExportLogs();
353	$this->tryExportRedirects();
354	$this->tryExportRSS();
355	}
356	}
357
358	function tryExportRSS() {
359	if ( isset( $_GET['token'] ) && $_GET['sub'] === 'rss' ) {
360	$options = red_get_options();
361
362	if ( $_GET['token'] === $options['token'] && !empty( $options['token'] ) ) {
363	$items = Red_Item::get_all_for_module( intval( $_GET['module'] ) );
364
365	$exporter = Red_FileIO::create( 'rss' );
366	$exporter->force_download();
367	echo $exporter->get_data( $items, array() );
368	die();
369	}
370	}
371	}
372
373	private function tryExportLogs() {
374	if ( $this->user_has_access() && isset( $_POST['export-csv'] ) && check_admin_referer( 'wp_rest' ) ) {
375	if ( isset( $_GET['sub'] ) && $_GET['sub'] === 'log' ) {
376	RE_Log::export_to_csv();
377	} else {
378	RE_404::export_to_csv();
379	}
380
381	die();
382	}
383	}
384
385	private function tryExportRedirects() {
386	if ( $this->user_has_access() && $_GET['sub'] === 'io' && isset( $_GET['exporter'] ) && isset( $_GET['export'] ) ) {
387	$export = Red_FileIO::export( $_GET['export'], $_GET['exporter'] );
388
389	if ( $export !== false ) {
390	$export['exporter']->force_download();
391	echo $export['data'];
392	die();
393	}
394	}
395	}
396	}
397
398	register_activation_hook( REDIRECTION_FILE, array( 'Redirection_Admin', 'plugin_activated' ) );
399
400	add_action( 'init', array( 'Redirection_Admin', 'init' ) );
401