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Ticket #27025: network.php

File network.php, 25.5 KB (added by VarunAgw, 10 years ago)
Fix of the bug

Line
1	<?php
2	/**
3	* Network installation administration panel.
4	*
5	* A multi-step process allowing the user to enable a network of WordPress sites.
6	*
7	* @since 3.0.0
8	*
9	* @package WordPress
10	* @subpackage Administration
11	*/
12
13	define( 'WP_INSTALLING_NETWORK', true );
14
15	/** WordPress Administration Bootstrap */
16	require_once( dirname( __FILE__ ) . '/admin.php' );
17
18	if ( ! is_super_admin() )
19	wp_die( __( 'You do not have sufficient permissions to manage options for this site.' ) );
20
21	if ( is_multisite() ) {
22	if ( ! is_network_admin() ) {
23	wp_redirect( network_admin_url( 'setup.php' ) );
24	exit;
25	}
26	if ( ! defined( 'MULTISITE' ) )
27	wp_die( __( 'The Network creation panel is not for WordPress MU networks.' ) );
28	}
29
30	// We need to create references to ms global tables to enable Network.
31	foreach ( $wpdb->tables( 'ms_global' ) as $table => $prefixed_table )
32	$wpdb->$table = $prefixed_table;
33
34	/**
35	* Check for an existing network.
36	*
37	* @since 3.0.0
38	* @return Whether a network exists.
39	*/
40	function network_domain_check() {
41	global $wpdb;
42	if ( $wpdb->get_var( "SHOW TABLES LIKE '$wpdb->site'" ) )
43	return $wpdb->get_var( "SELECT domain FROM $wpdb->site ORDER BY id ASC LIMIT 1" );
44	return false;
45	}
46
47	/**
48	* Allow subdomain install
49	*
50	* @since 3.0.0
51	* @return bool Whether subdomain install is allowed
52	*/
53	function allow_subdomain_install() {
54	$domain = preg_replace( '\|https?://([^/]+)\|', '$1', get_option( 'home' ) );
55	if( parse_url( get_option( 'home' ), PHP_URL_PATH ) \|\| 'localhost' == $domain \|\| preg_match( '\|^[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+$\|', $domain ) )
56	return false;
57
58	return true;
59	}
60	/**
61	* Allow subdirectory install.
62	*
63	* @since 3.0.0
64	* @return bool Whether subdirectory install is allowed
65	*/
66	function allow_subdirectory_install() {
67	global $wpdb;
68	/**
69	* Filter whether to enable the subdirectory install feature in Multisite.
70	*
71	* @since 3.0.0
72	*
73	* @param bool true Whether to enable the subdirectory install feature in Multisite. Default is false.
74	*/
75	if ( apply_filters( 'allow_subdirectory_install', false ) )
76	return true;
77
78	if ( defined( 'ALLOW_SUBDIRECTORY_INSTALL' ) && ALLOW_SUBDIRECTORY_INSTALL )
79	return true;
80
81	$post = $wpdb->get_row( "SELECT ID FROM $wpdb->posts WHERE post_date < DATE_SUB(NOW(), INTERVAL 1 MONTH) AND post_status = 'publish'" );
82	if ( empty( $post ) )
83	return true;
84
85	return false;
86	}
87	/**
88	* Get base domain of network.
89	*
90	* @since 3.0.0
91	* @return string Base domain.
92	*/
93	function get_clean_basedomain() {
94	if ( $existing_domain = network_domain_check() )
95	return $existing_domain;
96	$domain = preg_replace( '\|https?://\|', '', get_option( 'siteurl' ) );
97	if ( $slash = strpos( $domain, '/' ) )
98	$domain = substr( $domain, 0, $slash );
99	return $domain;
100	}
101
102	if ( ! network_domain_check() && ( ! defined( 'WP_ALLOW_MULTISITE' ) \|\| ! WP_ALLOW_MULTISITE ) )
103	wp_die( __( 'You must define the <code>WP_ALLOW_MULTISITE</code> constant as true in your wp-config.php file to allow creation of a Network.' ) );
104
105	if ( is_network_admin() ) {
106	$title = __( 'Network Setup' );
107	$parent_file = 'settings.php';
108	} else {
109	$title = __( 'Create a Network of WordPress Sites' );
110	$parent_file = 'tools.php';
111	}
112
113	$network_help = '<p>' . __('This screen allows you to configure a network as having subdomains (<code>site1.example.com</code>) or subdirectories (<code>example.com/site1</code>). Subdomains require wildcard subdomains to be enabled in Apache and DNS records, if your host allows it.') . '</p>' .
114	'<p>' . __('Choose subdomains or subdirectories; this can only be switched afterwards by reconfiguring your install. Fill out the network details, and click install. If this does not work, you may have to add a wildcard DNS record (for subdomains) or change to another setting in Permalinks (for subdirectories).') . '</p>' .
115	'<p>' . __('The next screen for Network Setup will give you individually-generated lines of code to add to your wp-config.php and .htaccess files. Make sure the settings of your FTP client make files starting with a dot visible, so that you can find .htaccess; you may have to create this file if it really is not there. Make backup copies of those two files.') . '</p>' .
116	'<p>' . __('Add the designated lines of code to wp-config.php (just before <code>/...stop editing.../</code>) and <code>.htaccess</code> (replacing the existing WordPress rules).') . '</p>' .
117	'<p>' . __('Once you add this code and refresh your browser, multisite should be enabled. This screen, now in the Network Admin navigation menu, will keep an archive of the added code. You can toggle between Network Admin and Site Admin by clicking on the Network Admin or an individual site name under the My Sites dropdown in the Toolbar.') . '</p>' .
118	'<p>' . __('The choice of subdirectory sites is disabled if this setup is more than a month old because of permalink problems with “/blog/” from the main site. This disabling will be addressed in a future version.') . '</p>' .
119	'<p><strong>' . __('For more information:') . '</strong></p>' .
120	'<p>' . __('<a href="http://codex.wordpress.org/Create_A_Network" target="_blank">Documentation on Creating a Network</a>') . '</p>' .
121	'<p>' . __('<a href="http://codex.wordpress.org/Tools_Network_Screen" target="_blank">Documentation on the Network Screen</a>') . '</p>';
122
123	get_current_screen()->add_help_tab( array(
124	'id' => 'network',
125	'title' => __('Network'),
126	'content' => $network_help,
127	) );
128
129	get_current_screen()->set_help_sidebar(
130	'<p><strong>' . __('For more information:') . '</strong></p>' .
131	'<p>' . __('<a href="http://codex.wordpress.org/Create_A_Network" target="_blank">Documentation on Creating a Network</a>') . '</p>' .
132	'<p>' . __('<a href="http://codex.wordpress.org/Tools_Network_Screen" target="_blank">Documentation on the Network Screen</a>') . '</p>' .
133	'<p>' . __('<a href="http://wordpress.org/support/" target="_blank">Support Forums</a>') . '</p>'
134	);
135
136	include( ABSPATH . 'wp-admin/admin-header.php' );
137	?>
138	<div class="wrap">
139	<h2><?php echo esc_html( $title ); ?></h2>
140
141	<?php
142	/**
143	* Prints step 1 for Network installation process.
144	*
145	* @todo Realistically, step 1 should be a welcome screen explaining what a Network is and such. Navigating to Tools > Network
146	* should not be a sudden "Welcome to a new install process! Fill this out and click here." See also contextual help todo.
147	*
148	* @since 3.0.0
149	*/
150	function network_step1( $errors = false ) {
151	global $is_apache;
152
153	if ( defined('DO_NOT_UPGRADE_GLOBAL_TABLES') ) {
154	echo '<div class="error"><p><strong>' . __('ERROR:') . '</strong> ' . __( 'The constant DO_NOT_UPGRADE_GLOBAL_TABLES cannot be defined when creating a network.' ) . '</p></div>';
155	echo '</div>';
156	include ( ABSPATH . 'wp-admin/admin-footer.php' );
157	die();
158	}
159
160	$active_plugins = get_option( 'active_plugins' );
161	if ( ! empty( $active_plugins ) ) {
162	echo '<div class="updated"><p><strong>' . __('Warning:') . '</strong> ' . sprintf( __( 'Please <a href="%s">deactivate your plugins</a> before enabling the Network feature.' ), admin_url( 'plugins.php?plugin_status=active' ) ) . '</p></div><p>' . __( 'Once the network is created, you may reactivate your plugins.' ) . '</p>';
163	echo '</div>';
164	include( ABSPATH . 'wp-admin/admin-footer.php' );
165	die();
166	}
167
168	$hostname = get_clean_basedomain();
169	$has_ports = strstr( $hostname, ':' );
170	if ( ( false !== $has_ports && ! in_array( $has_ports, array( ':80', ':443' ) ) ) ) {
171	echo '<div class="error"><p><strong>' . __( 'ERROR:') . '</strong> ' . __( 'You cannot install a network of sites with your server address.' ) . '</p></div>';
172	echo '<p>' . sprintf( __( 'You cannot use port numbers such as <code>%s</code>.' ), $has_ports ) . '</p>';
173	echo '<a href="' . esc_url( admin_url() ) . '">' . __( 'Return to Dashboard' ) . '</a>';
174	echo '</div>';
175	include( ABSPATH . 'wp-admin/admin-footer.php' );
176	die();
177	}
178
179	echo '<form method="post" action="">';
180
181	wp_nonce_field( 'install-network-1' );
182
183	$error_codes = array();
184	if ( is_wp_error( $errors ) ) {
185	echo '<div class="error"><p><strong>' . __( 'ERROR: The network could not be created.' ) . '</strong></p>';
186	foreach ( $errors->get_error_messages() as $error )
187	echo "<p>$error</p>";
188	echo '</div>';
189	$error_codes = $errors->get_error_codes();
190	}
191
192	$site_name = ( ! empty( $_POST['sitename'] ) && ! in_array( 'empty_sitename', $error_codes ) ) ? $_POST['sitename'] : sprintf( _x('%s Sites', 'Default network name' ), get_option( 'blogname' ) );
193	$admin_email = ( ! empty( $_POST['email'] ) && ! in_array( 'invalid_email', $error_codes ) ) ? $_POST['email'] : get_option( 'admin_email' );
194	?>
195	<p><?php _e( 'Welcome to the Network installation process!' ); ?></p>
196	<p><?php _e( 'Fill in the information below and you’ll be on your way to creating a network of WordPress sites. We will create configuration files in the next step.' ); ?></p>
197	<?php
198
199	if ( isset( $_POST['subdomain_install'] ) ) {
200	$subdomain_install = (bool) $_POST['subdomain_install'];
201	} elseif ( apache_mod_loaded('mod_rewrite') ) { // assume nothing
202	$subdomain_install = true;
203	} elseif ( !allow_subdirectory_install() ) {
204	$subdomain_install = true;
205	} else {
206	$subdomain_install = false;
207	if ( $got_mod_rewrite = got_mod_rewrite() ) // dangerous assumptions
208	echo '<div class="updated inline"><p><strong>' . __( 'Note:' ) . '</strong> ' . __( 'Please make sure the Apache <code>mod_rewrite</code> module is installed as it will be used at the end of this installation.' ) . '</p>';
209	elseif ( $is_apache )
210	echo '<div class="error inline"><p><strong>' . __( 'Warning!' ) . '</strong> ' . __( 'It looks like the Apache <code>mod_rewrite</code> module is not installed.' ) . '</p>';
211	if ( $got_mod_rewrite \|\| $is_apache ) // Protect against mod_rewrite mimicry (but ! Apache)
212	echo '<p>' . __( 'If <code>mod_rewrite</code> is disabled, ask your administrator to enable that module, or look at the <a href="http://httpd.apache.org/docs/mod/mod_rewrite.html">Apache documentation</a> or <a href="http://www.google.com/search?q=apache+mod_rewrite">elsewhere</a> for help setting it up.' ) . '</p></div>';
213	}
214
215	if ( allow_subdomain_install() && allow_subdirectory_install() ) : ?>
216	<h3><?php esc_html_e( 'Addresses of Sites in your Network' ); ?></h3>
217	<p><?php _e( 'Please choose whether you would like sites in your WordPress network to use sub-domains or sub-directories. <strong>You cannot change this later.</strong>' ); ?></p>
218	<p><?php _e( 'You will need a wildcard DNS record if you are going to use the virtual host (sub-domain) functionality.' ); ?></p>
219	<?php // @todo: Link to an MS readme? ?>
220	<table class="form-table">
221	<tr>
222	<th><label><input type='radio' name='subdomain_install' value='1'<?php checked( $subdomain_install ); ?> /> <?php _e( 'Sub-domains' ); ?></label></th>
223	<td><?php printf( _x( 'like <code>site1.%1$s</code> and <code>site2.%1$s</code>', 'subdomain examples' ), $hostname ); ?></td>
224	</tr>
225	<tr>
226	<th><label><input type='radio' name='subdomain_install' value='0'<?php checked( ! $subdomain_install ); ?> /> <?php _e( 'Sub-directories' ); ?></label></th>
227	<td><?php printf( _x( 'like <code>%1$s/site1</code> and <code>%1$s/site2</code>', 'subdirectory examples' ), $hostname ); ?></td>
228	</tr>
229	</table>
230
231	<?php
232	endif;
233
234	if ( WP_CONTENT_DIR != ABSPATH . 'wp-content' && ( allow_subdirectory_install() \|\| ! allow_subdomain_install() ) )
235	echo '<div class="error inline"><p><strong>' . __('Warning!') . '</strong> ' . __( 'Subdirectory networks may not be fully compatible with custom wp-content directories.' ) . '</p></div>';
236
237	$is_www = ( 0 === strpos( $hostname, 'www.' ) );
238	if ( $is_www ) :
239	?>
240	<h3><?php esc_html_e( 'Server Address' ); ?></h3>
241	<p><?php printf( __( 'We recommend you change your siteurl to <code>%1$s</code> before enabling the network feature. It will still be possible to visit your site using the <code>www</code> prefix with an address like <code>%2$s</code> but any links will not have the <code>www</code> prefix.' ), substr( $hostname, 4 ), $hostname ); ?></p>
242	<table class="form-table">
243	<tr>
244	<th scope='row'><?php esc_html_e( 'Server Address' ); ?></th>
245	<td>
246	<?php printf( __( 'The internet address of your network will be <code>%s</code>.' ), $hostname ); ?>
247	</td>
248	</tr>
249	</table>
250	<?php endif; ?>
251
252	<h3><?php esc_html_e( 'Network Details' ); ?></h3>
253	<table class="form-table">
254	<?php if ( 'localhost' == $hostname ) : ?>
255	<tr>
256	<th scope="row"><?php esc_html_e( 'Sub-directory Install' ); ?></th>
257	<td><?php
258	_e( 'Because you are using <code>localhost</code>, the sites in your WordPress network must use sub-directories. Consider using <code>localhost.localdomain</code> if you wish to use sub-domains.' );
259	// Uh oh:
260	if ( !allow_subdirectory_install() )
261	echo ' <strong>' . __( 'Warning!' ) . ' ' . __( 'The main site in a sub-directory install will need to use a modified permalink structure, potentially breaking existing links.' ) . '</strong>';
262	?></td>
263	</tr>
264	<?php elseif ( !allow_subdomain_install() ) : ?>
265	<tr>
266	<th scope="row"><?php esc_html_e( 'Sub-directory Install' ); ?></th>
267	<td><?php
268	_e( 'Because your install is in a directory, the sites in your WordPress network must use sub-directories.' );
269	// Uh oh:
270	if ( !allow_subdirectory_install() )
271	echo ' <strong>' . __( 'Warning!' ) . ' ' . __( 'The main site in a sub-directory install will need to use a modified permalink structure, potentially breaking existing links.' ) . '</strong>';
272	?></td>
273	</tr>
274	<?php elseif ( !allow_subdirectory_install() ) : ?>
275	<tr>
276	<th scope="row"><?php esc_html_e( 'Sub-domain Install' ); ?></th>
277	<td><?php _e( 'Because your install is not new, the sites in your WordPress network must use sub-domains.' );
278	echo ' <strong>' . __( 'The main site in a sub-directory install will need to use a modified permalink structure, potentially breaking existing links.' ) . '</strong>';
279	?></td>
280	</tr>
281	<?php endif; ?>
282	<?php if ( ! $is_www ) : ?>
283	<tr>
284	<th scope='row'><?php esc_html_e( 'Server Address' ); ?></th>
285	<td>
286	<?php printf( __( 'The internet address of your network will be <code>%s</code>.' ), $hostname ); ?>
287	</td>
288	</tr>
289	<?php endif; ?>
290	<tr>
291	<th scope='row'><?php esc_html_e( 'Network Title' ); ?></th>
292	<td>
293	<input name='sitename' type='text' size='45' value='<?php echo esc_attr( $site_name ); ?>' />
294	<p class="description">
295	<?php _e( 'What would you like to call your network?' ); ?>
296	</p>
297	</td>
298	</tr>
299	<tr>
300	<th scope='row'><?php esc_html_e( 'Network Admin Email' ); ?></th>
301	<td>
302	<input name='email' type='text' size='45' value='<?php echo esc_attr( $admin_email ); ?>' />
303	<p class="description">
304	<?php _e( 'Your email address.' ); ?>
305	</p>
306	</td>
307	</tr>
308	</table>
309	<?php submit_button( __( 'Install' ), 'primary', 'submit' ); ?>
310	</form>
311	<?php
312	}
313
314	/**
315	* Prints step 2 for Network installation process.
316	*
317	* @since 3.0.0
318	*/
319	function network_step2( $errors = false ) {
320	global $wpdb;
321
322	$hostname = get_clean_basedomain();
323	$slashed_home = trailingslashit( get_option( 'home' ) );
324	$base = parse_url( $slashed_home, PHP_URL_PATH );
325	$document_root_fix = str_replace( '\\', '/', realpath( $_SERVER['DOCUMENT_ROOT'] ) );
326	$abspath_fix = str_replace( '\\', '/', ABSPATH );
327	$home_path = 0 === strpos( $abspath_fix, $document_root_fix ) ? $document_root_fix . $base : get_home_path();
328	$wp_siteurl_subdir = preg_replace( '#^' . preg_quote( $home_path, '#' ) . '#', '', $abspath_fix );
329	$rewrite_base = ! empty( $wp_siteurl_subdir ) ? ltrim( trailingslashit( $wp_siteurl_subdir ), '/' ) : '';
330
331
332	$location_of_wp_config = $abspath_fix;
333	if ( ! file_exists( ABSPATH . 'wp-config.php' ) && file_exists( dirname( ABSPATH ) . '/wp-config.php' ) )
334	$location_of_wp_config = trailingslashit( dirname( ABSPATH ) );
335
336	// Wildcard DNS message.
337	if ( is_wp_error( $errors ) )
338	echo '<div class="error">' . $errors->get_error_message() . '</div>';
339
340	if ( $_POST ) {
341	if ( allow_subdomain_install() )
342	$subdomain_install = allow_subdirectory_install() ? ! empty( $_POST['subdomain_install'] ) : true;
343	else
344	$subdomain_install = false;
345	} else {
346	if ( is_multisite() ) {
347	$subdomain_install = is_subdomain_install();
348	?>
349	<p><?php _e( 'The original configuration steps are shown here for reference.' ); ?></p>
350	<?php
351	} else {
352	$subdomain_install = (bool) $wpdb->get_var( "SELECT meta_value FROM $wpdb->sitemeta WHERE site_id = 1 AND meta_key = 'subdomain_install'" );
353	?>
354	<div class="error"><p><strong><?php _e('Warning:'); ?></strong> <?php _e( 'An existing WordPress network was detected.' ); ?></p></div>
355	<p><?php _e( 'Please complete the configuration steps. To create a new network, you will need to empty or remove the network database tables.' ); ?></p>
356	<?php
357	}
358	}
359
360	$subdir_match = $subdomain_install ? '' : '([_0-9a-zA-Z-]+/)?';
361	$subdir_replacement_01 = $subdomain_install ? '' : '$1';
362	$subdir_replacement_12 = $subdomain_install ? '$1' : '$2';
363
364	if ( $_POST \|\| ! is_multisite() ) {
365	?>
366	<h3><?php esc_html_e( 'Enabling the Network' ); ?></h3>
367	<p><?php _e( 'Complete the following steps to enable the features for creating a network of sites.' ); ?></p>
368	<div class="updated inline"><p><?php
369	if ( file_exists( $home_path . '.htaccess' ) )
370	printf( __( '<strong>Caution:</strong> We recommend you back up your existing <code>wp-config.php</code> and <code>%s</code> files.' ), '.htaccess' );
371	elseif ( file_exists( $home_path . 'web.config' ) )
372	printf( __( '<strong>Caution:</strong> We recommend you back up your existing <code>wp-config.php</code> and <code>%s</code> files.' ), 'web.config' );
373	else
374	_e( '<strong>Caution:</strong> We recommend you back up your existing <code>wp-config.php</code> file.' );
375	?></p></div>
376	<?php
377	}
378	?>
379	<ol>
380	<li><p><?php printf( __( 'Add the following to your <code>wp-config.php</code> file in <code>%s</code> <strong>above</strong> the line reading <code>/* That’s all, stop editing! Happy blogging. */</code>:' ), $location_of_wp_config ); ?></p>
381	<textarea class="code" readonly="readonly" cols="100" rows="6">
382	define('MULTISITE', true);
383	define('SUBDOMAIN_INSTALL', <?php echo $subdomain_install ? 'true' : 'false'; ?>);
384	define('DOMAIN_CURRENT_SITE', '<?php echo $hostname; ?>');
385	define('PATH_CURRENT_SITE', '<?php echo $base; ?>');
386	define('SITE_ID_CURRENT_SITE', 1);
387	define('BLOG_ID_CURRENT_SITE', 1);</textarea>
388	<?php
389	$keys_salts = array( 'AUTH_KEY' => '', 'SECURE_AUTH_KEY' => '', 'LOGGED_IN_KEY' => '', 'NONCE_KEY' => '', 'AUTH_SALT' => '', 'SECURE_AUTH_SALT' => '', 'LOGGED_IN_SALT' => '', 'NONCE_SALT' => '' );
390	foreach ( $keys_salts as $c => $v ) {
391	if ( defined( $c ) )
392	unset( $keys_salts[ $c ] );
393	}
394
395	if ( ! empty( $keys_salts ) ) {
396	$keys_salts_str = '';
397	$from_api = wp_remote_get( 'https://api.wordpress.org/secret-key/1.1/salt/' );
398	if ( is_wp_error( $from_api ) ) {
399	foreach ( $keys_salts as $c => $v ) {
400	$keys_salts_str .= "\ndefine( '$c', '" . wp_generate_password( 64, true, true ) . "' );";
401	}
402	} else {
403	$from_api = explode( "\n", wp_remote_retrieve_body( $from_api ) );
404	foreach ( $keys_salts as $c => $v ) {
405	$keys_salts_str .= "\ndefine( '$c', '" . substr( array_shift( $from_api ), 28, 64 ) . "' );";
406	}
407	}
408	$num_keys_salts = count( $keys_salts );
409	?>
410	<p><?php
411	echo _n( 'This unique authentication key is also missing from your <code>wp-config.php</code> file.', 'These unique authentication keys are also missing from your <code>wp-config.php</code> file.', $num_keys_salts ); ?> <?php _e( 'To make your installation more secure, you should also add:' ) ?></p>
412	<textarea class="code" readonly="readonly" cols="100" rows="<?php echo $num_keys_salts; ?>"><?php echo esc_textarea( $keys_salts_str ); ?></textarea>
413	<?php
414	}
415	?>
416	</li>
417	<?php
418	if ( iis7_supports_permalinks() ) :
419	// IIS doesn't support RewriteBase, all your RewriteBase are belong to us
420	$iis_subdir_match = ltrim( $base, '/' ) . $subdir_match;
421	$iis_rewrite_base = ltrim( $base, '/' ) . $rewrite_base;
422	$iis_subdir_replacement = $subdomain_install ? '' : '{R:1}';
423
424	$web_config_file = '<?xml version="1.0" encoding="UTF-8"?>
425	<configuration>
426	<system.webServer>
427	<rewrite>
428	<rules>
429	<rule name="WordPress Rule 1" stopProcessing="true">
430	<match url="^index\.php$" ignoreCase="false" />
431	<action type="None" />
432	</rule>';
433	if ( is_multisite() && get_site_option( 'ms_files_rewriting' ) ) {
434	$web_config_file .= '
435	<rule name="WordPress Rule for Files" stopProcessing="true">
436	<match url="^' . $iis_subdir_match . 'files/(.+)" ignoreCase="false" />
437	<action type="Rewrite" url="' . $iis_rewrite_base . 'wp-includes/ms-files.php?file={R:1}" appendQueryString="false" />
438	</rule>';
439	}
440	$web_config_file .= '
441	<rule name="WordPress Rule 2" stopProcessing="true">
442	<match url="^' . $iis_subdir_match . 'wp-admin$" ignoreCase="false" />
443	<action type="Redirect" url="' . $iis_subdir_replacement . 'wp-admin/" redirectType="Permanent" />
444	</rule>
445	<rule name="WordPress Rule 3" stopProcessing="true">
446	<match url="^" ignoreCase="false" />
447	<conditions logicalGrouping="MatchAny">
448	<add input="{REQUEST_FILENAME}" matchType="IsFile" ignoreCase="false" />
449	<add input="{REQUEST_FILENAME}" matchType="IsDirectory" ignoreCase="false" />
450	</conditions>
451	<action type="None" />
452	</rule>
453	<rule name="WordPress Rule 4" stopProcessing="true">
454	<match url="^' . $iis_subdir_match . '(wp-(content\|admin\|includes).*)" ignoreCase="false" />
455	<action type="Rewrite" url="' . $iis_rewrite_base . '{R:1}" />
456	</rule>
457	<rule name="WordPress Rule 5" stopProcessing="true">
458	<match url="^' . $iis_subdir_match . '([_0-9a-zA-Z-]+/)?(.*\.php)$" ignoreCase="false" />
459	<action type="Rewrite" url="' . $iis_rewrite_base . '{R:2}" />
460	</rule>
461	<rule name="WordPress Rule 6" stopProcessing="true">
462	<match url="." ignoreCase="false" />
463	<action type="Rewrite" url="index.php" />
464	</rule>
465	</rules>
466	</rewrite>
467	</system.webServer>
468	</configuration>';
469
470	?>
471	<li><p><?php printf( __( 'Add the following to your <code>web.config</code> file in <code>%s</code>, replacing other WordPress rules:' ), $home_path ); ?></p>
472	<?php
473	if ( ! $subdomain_install && WP_CONTENT_DIR != ABSPATH . 'wp-content' )
474	echo '<p><strong>' . __('Warning:') . ' ' . __( 'Subdirectory networks may not be fully compatible with custom wp-content directories.' ) . '</strong></p>';
475	?>
476	<textarea class="code" readonly="readonly" cols="100" rows="20"><?php echo esc_textarea( $web_config_file ); ?>
477	</textarea></li>
478	</ol>
479
480	<?php else : // end iis7_supports_permalinks(). construct an htaccess file instead:
481
482	$ms_files_rewriting = '';
483	if ( is_multisite() && get_site_option( 'ms_files_rewriting' ) ) {
484	$ms_files_rewriting = "\n# uploaded files\nRewriteRule ^";
485	$ms_files_rewriting .= $subdir_match . "files/(.+) {$rewrite_base}wp-includes/ms-files.php?file={$subdir_replacement_12} [L]" . "\n";
486	}
487
488	$htaccess_file = <<<EOF
489	RewriteEngine On
490	RewriteBase {$base}
491	RewriteRule ^index\.php$ - [L]
492	{$ms_files_rewriting}
493	# add a trailing slash to /wp-admin
494	RewriteRule ^{$subdir_match}wp-admin$ {$subdir_replacement_01}wp-admin/ [R=301,L]
495
496	RewriteCond %{REQUEST_FILENAME} -f [OR]
497	RewriteCond %{REQUEST_FILENAME} -d
498	RewriteRule ^ - [L]
499	RewriteRule ^{$subdir_match}(wp-(content\|admin\|includes).*) {$rewrite_base}{$subdir_replacement_12} [L]
500	RewriteRule ^{$subdir_match}(.*\.php)$ {$rewrite_base}$subdir_replacement_12 [L]
501	RewriteRule . index.php [L]
502	EOF;
503
504	?>
505	<li><p><?php printf( __( 'Add the following to your <code>.htaccess</code> file in <code>%s</code>, replacing other WordPress rules:' ), $home_path ); ?></p>
506	<?php
507	if ( ! $subdomain_install && WP_CONTENT_DIR != ABSPATH . 'wp-content' )
508	echo '<p><strong>' . __('Warning:') . ' ' . __( 'Subdirectory networks may not be fully compatible with custom wp-content directories.' ) . '</strong></p>';
509	?>
510	<textarea class="code" readonly="readonly" cols="100" rows="<?php echo substr_count( $htaccess_file, "\n" ) + 1; ?>">
511	<?php echo esc_textarea( $htaccess_file ); ?></textarea></li>
512	</ol>
513
514	<?php endif; // end IIS/Apache code branches.
515
516	if ( !is_multisite() ) { ?>
517	<p><?php printf( __( 'Once you complete these steps, your network is enabled and configured. You will have to log in again.') ); ?> <a href="<?php echo esc_url( site_url( 'wp-login.php' ) ); ?>"><?php _e( 'Log In' ); ?></a></p>
518	<?php
519	}
520	}
521
522	if ( $_POST ) {
523
524	check_admin_referer( 'install-network-1' );
525
526	require_once( ABSPATH . 'wp-admin/includes/upgrade.php' );
527	// create network tables
528	install_network();
529	$base = parse_url( trailingslashit( get_option( 'home' ) ), PHP_URL_PATH );
530	$subdomain_install = allow_subdomain_install() ? !empty( $_POST['subdomain_install'] ) : false;
531	if ( ! network_domain_check() ) {
532	$result = populate_network( 1, get_clean_basedomain(), sanitize_email( $_POST['email'] ), wp_unslash( $_POST['sitename'] ), $base, $subdomain_install );
533	if ( is_wp_error( $result ) ) {
534	if ( 1 == count( $result->get_error_codes() ) && 'no_wildcard_dns' == $result->get_error_code() )
535	network_step2( $result );
536	else
537	network_step1( $result );
538	} else {
539	network_step2();
540	}
541	} else {
542	network_step2();
543	}
544	} elseif ( is_multisite() \|\| network_domain_check() ) {
545	network_step2();
546	} else {
547	network_step1();
548	}
549	?>
550	</div>
551
552	<?php include( ABSPATH . 'wp-admin/admin-footer.php' ); ?>

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Ticket #27025: network.php

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