network_step1

Source code

function network_step1( $errors = false ) {

	global $is_apache;



	if ( get_option( 'siteurl' ) != get_option( 'home' ) ) {

		echo '<div class="error"><p><strong>' . __('Error:') . '</strong> ' . sprintf( __( 'Your <strong>WordPress address</strong> must match your <strong>Site address</strong> before creating a Network. See <a href="%s">General Settings</a>.' ), esc_url( admin_url( 'options-general.php' ) ) ) . '</p></div>';

		echo '</div>';

		include ( ABSPATH . 'wp-admin/admin-footer.php' );

		die();

	}



	if ( defined('DO_NOT_UPGRADE_GLOBAL_TABLES') ) {

		echo '<div class="error"><p><strong>' . __('Error:') . '</strong> ' . __( 'The constant DO_NOT_UPGRADE_GLOBAL_TABLES cannot be defined when creating a network.' ) . '</p></div>';

		echo '</div>';

		include ( ABSPATH . 'wp-admin/admin-footer.php' );

		die();

	}



	$active_plugins = get_option( 'active_plugins' );

	if ( ! empty( $active_plugins ) ) {

		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>';

		echo '</div>';

		include( ABSPATH . 'wp-admin/admin-footer.php' );

		die();

	}



	$hostname = get_clean_basedomain();

	$has_ports = strstr( $hostname, ':' );

	if ( ( false !== $has_ports && ! in_array( $has_ports, array( ':80', ':443' ) ) ) ) {

		echo '<div class="error"><p><strong>' . __( 'Error:') . '</strong> ' . __( 'You cannot install a network of sites with your server address.' ) . '</p></div>';

		echo '<p>' . sprintf( __( 'You cannot use port numbers such as <code>%s</code>.' ), $has_ports ) . '</p>';

		echo '<a href="' . esc_url( admin_url() ) . '">' . __( 'Return to Dashboard' ) . '</a>';

		echo '</div>';

		include( ABSPATH . 'wp-admin/admin-footer.php' );

		die();

	}



	echo '<form method="post" action="">';



	wp_nonce_field( 'install-network-1' );



	$error_codes = array();

	if ( is_wp_error( $errors ) ) {

		echo '<div class="error"><p><strong>' . __( 'ERROR: The network could not be created.' ) . '</strong></p>';

		foreach ( $errors->get_error_messages() as $error )

			echo "<p>$error</p>";

		echo '</div>';

		$error_codes = $errors->get_error_codes();

	}



	if ( WP_CONTENT_DIR != ABSPATH . 'wp-content' )

		echo '<div class="error"><p><strong>' . __('Warning!') . '</strong> ' . __( 'Networks may not be fully compatible with custom wp-content directories.' ) . '</p></div>';



	$site_name = ( ! empty( $_POST['sitename'] ) && ! in_array( 'empty_sitename', $error_codes ) ) ? $_POST['sitename'] : sprintf( _x('%s Sites', 'Default network name' ), get_option( 'blogname' ) );

	$admin_email = ( ! empty( $_POST['email'] ) && ! in_array( 'invalid_email', $error_codes ) ) ? $_POST['email'] : get_option( 'admin_email' );

	?>

	<p><?php _e( 'Welcome to the Network installation process!' ); ?></p>

	<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>

	<?php



	if ( isset( $_POST['subdomain_install'] ) ) {

		$subdomain_install = (bool) $_POST['subdomain_install'];

	} elseif ( apache_mod_loaded('mod_rewrite') ) { // assume nothing

		$subdomain_install = true;

	} elseif ( !allow_subdirectory_install() ) {

		$subdomain_install = true;

	} else {

		$subdomain_install = false;

		if ( $got_mod_rewrite = got_mod_rewrite() ) // dangerous assumptions

			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>';

		elseif ( $is_apache )

			echo '<div class="error inline"><p><strong>' . __( 'Warning!' ) . '</strong> ' . __( 'It looks like the Apache <code>mod_rewrite</code> module is not installed.' ) . '</p>';

		if ( $got_mod_rewrite || $is_apache ) // Protect against mod_rewrite mimicry (but ! Apache)

			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>';

	}



	if ( allow_subdomain_install() && allow_subdirectory_install() ) : ?>

		<h3><?php esc_html_e( 'Addresses of Sites in your Network' ); ?></h3>

		<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>

		<p><?php _e( 'You will need a wildcard DNS record if you are going to use the virtual host (sub-domain) functionality.' ); ?></p>

		<?php // @todo: Link to an MS readme? ?>

		<table class="form-table">

			<tr>

				<th><label><input type='radio' name='subdomain_install' value='1'<?php checked( $subdomain_install ); ?> /> <?php _e( 'Sub-domains' ); ?></label></th>

				<td><?php printf( _x( 'like <code>site1.%1$s</code> and <code>site2.%1$s</code>', 'subdomain examples' ), $hostname ); ?></td>

			</tr>

			<tr>

				<th><label><input type='radio' name='subdomain_install' value='0'<?php checked( ! $subdomain_install ); ?> /> <?php _e( 'Sub-directories' ); ?></label></th>

				<td><?php printf( _x( 'like <code>%1$s/site1</code> and <code>%1$s/site2</code>', 'subdirectory examples' ), $hostname ); ?></td>

			</tr>

		</table>



<?php

	endif;



		$is_www = ( 0 === strpos( $hostname, 'www.' ) );

		if ( $is_www ) :

		?>

		<h3><?php esc_html_e( 'Server Address' ); ?></h3>

		<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 ); ?></h3>

		<table class="form-table">

			<tr>

				<th scope='row'><?php esc_html_e( 'Server Address' ); ?></th>

				<td>

					<?php printf( __( 'The internet address of your network will be <code>%s</code>.' ), $hostname ); ?>

				</td>

			</tr>

		</table>

		<?php endif; ?>



		<h3><?php esc_html_e( 'Network Details' ); ?></h3>

		<table class="form-table">

		<?php if ( 'localhost' == $hostname ) : ?>

			<tr>

				<th scope="row"><?php esc_html_e( 'Sub-directory Install' ); ?></th>

				<td><?php

					_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.' );

					// Uh oh:

					if ( !allow_subdirectory_install() )

						echo ' <strong>' . __( 'Warning!' ) . ' ' . __( 'The main site in a sub-directory install will need to use a modified permalink structure, potentially breaking existing links.' ) . '</strong>';

				?></td>

			</tr>

		<?php elseif ( !allow_subdomain_install() ) : ?>

			<tr>

				<th scope="row"><?php esc_html_e( 'Sub-directory Install' ); ?></th>

				<td><?php

					_e( 'Because your install is in a directory, the sites in your WordPress network must use sub-directories.' );

					// Uh oh:

					if ( !allow_subdirectory_install() )

						echo ' <strong>' . __( 'Warning!' ) . ' ' . __( 'The main site in a sub-directory install will need to use a modified permalink structure, potentially breaking existing links.' ) . '</strong>';

				?></td>

			</tr>

		<?php elseif ( !allow_subdirectory_install() ) : ?>

			<tr>

				<th scope="row"><?php esc_html_e( 'Sub-domain Install' ); ?></th>

				<td><?php _e( 'Because your install is not new, the sites in your WordPress network must use sub-domains.' );

					echo ' <strong>' . __( 'The main site in a sub-directory install will need to use a modified permalink structure, potentially breaking existing links.' ) . '</strong>';

				?></td>

			</tr>

		<?php endif; ?>

		<?php if ( ! $is_www ) : ?>

			<tr>

				<th scope='row'><?php esc_html_e( 'Server Address' ); ?></th>

				<td>

					<?php printf( __( 'The internet address of your network will be <code>%s</code>.' ), $hostname ); ?>

				</td>

			</tr>

		<?php endif; ?>

			<tr>

				<th scope='row'><?php esc_html_e( 'Network Title' ); ?></th>

				<td>

					<input name='sitename' type='text' size='45' value='<?php echo esc_attr( $site_name ); ?>' />

					<br /><?php _e( 'What would you like to call your network?' ); ?>

				</td>

			</tr>

			<tr>

				<th scope='row'><?php esc_html_e( 'Admin E-mail Address' ); ?></th>

				<td>

					<input name='email' type='text' size='45' value='<?php echo esc_attr( $admin_email ); ?>' />

					<br /><?php _e( 'Your email address.' ); ?>

				</td>

			</tr>

		</table>

		<?php submit_button( __( 'Install' ), 'primary', 'submit' ); ?>

	</form>

	<?php

}