/**
* Output the delete multiple networks page
*
* @since 2.0.0
*/
private function page_delete_networks()
{
// Get posted networks
$network_id = get_main_network_id();
$all_networks = isset($_POST['all_networks']) ? array_map('absint', $_POST['all_networks']) : array();
// Prevent primary network from being deleted
$all_networks = array_diff($all_networks, array($network_id));
// Query for networks
$networks = get_networks(array('network__in' => $all_networks));
// Bail if no networks
if (empty($networks)) {
wp_die(esc_html__('You have selected an invalid network or networks for deletion', 'wp-multi-network'));
}
// Ensure each network is valid
foreach ($networks as $network) {
if (!get_network($network)) {
wp_die(esc_html__('You have selected an invalid network for deletion.', 'wp-multi-network'));
}
}
// Query for sites in selected networks
$sites = get_sites(array('network__in' => $all_networks));
?>
<div class="wrap">
<h1><?php
esc_html_e('Networks', 'wp-multi-network');
?>
</h1>
<h3><?php
esc_html_e('Delete Multiple Networks', 'wp-multi-network');
?>
</h3>
<form method="post" action="<?php
echo esc_url($this->admin_url());
?>
">
<?php
if (!empty($sites)) {
?>
<div class="error inline">
<h3><?php
esc_html_e('You have selected the following networks for deletion', 'wp-multi-network');
?>
:</h3>
<ul>
<?php
foreach ($networks as $deleted_network) {
?>
<li><input type="hidden" name="deleted_networks[]" value="<?php
echo esc_attr($deleted_network->id);
?>
"><?php
echo esc_html($deleted_network->domain . $deleted_network->path);
?>
</li>
<?php
}
?>
</ul>
<p><?php
// Messaging
wp_should_rescue_orphaned_sites() ? esc_html_e('One or more of these networks has existing sites. Deleting these networks will orphan these sites.', 'wp-multi-network') : esc_html_e('One or more of these networks has existing sites. Deleting these networks will permanently delete these sites.', 'wp-multi-network');
?>
</p>
<p>
<label for="override"><?php
esc_html_e('Please confirm that you still want to delete these networks', 'wp-multi-network');
?>
:</label>
<input type="checkbox" name="override" id="override">
</p>
</div>
<?php
} else {
?>
<div id="message inline">
<h3><?php
esc_html_e('You have selected the following networks for deletion', 'wp-multi-network');
?>
:</h3>
<ul><?php
foreach ($networks as $deleted_network) {
?>
<li><input type="hidden" name="deleted_networks[]" value="<?php
echo esc_attr($deleted_network->id);
?>
"><?php
echo esc_html($deleted_network->domain . $deleted_network->path);
?>
</li><?php
}
?>
</ul>
</div>
<?php
}
?>
<p><?php
esc_html_e('Are you sure you want to delete these networks?', 'wp-multi-network');
?>
</p>
<?php
wp_nonce_field('edit_network', 'network_edit');
submit_button(esc_html__('Delete Networks', 'wp-multi-network'), 'primary', 'delete_multiple', false);
?>
<a class="button" href="<?php
echo esc_url($this->admin_url());
?>
"><?php
esc_html_e('Cancel', 'wp-multi-network');
?>
</a>
</form>
</div>
<?php
}
/**
* Delete a network and all its blogs
*
* @param int $network_id ID of network to delete
* @param bool $delete_blogs Flag to permit blog deletion - default setting
* of false will prevent deletion of occupied networks
*/
function delete_network($network_id, $delete_blogs = false)
{
global $wpdb;
// Get network
$network = get_network($network_id);
// Bail if network does not exist
if (empty($network)) {
return new WP_Error('network_not_exist', __('Network does not exist.', 'wp-multi-network'));
}
// Ensure there are no blogs attached to this network
$sites = get_sites(array('network_id' => $network->id));
// Network has sites
if (!empty($sites)) {
// Bail if blog deletion is off
if (empty($delete_blogs)) {
return new WP_Error('network_not_empty', __('Cannot delete network with sites.', 'wp-multi-network'));
// Are we rescuing orphans or deleting them?
} elseif (true === $delete_blogs) {
foreach ($sites as $site) {
wp_should_rescue_orphaned_sites() ? move_site($site->blog_id, 0) : wpmu_delete_blog($site->blog_id, true);
}
}
}
// Delete from sites table
$sql = "DELETE FROM {$wpdb->site} WHERE id = %d";
$prep = $wpdb->prepare($sql, $network->id);
$wpdb->query($prep);
// Delete from site meta table
$sql = "DELETE FROM {$wpdb->sitemeta} WHERE site_id = %d";
$prep = $wpdb->prepare($sql, $network->id);
$wpdb->query($prep);
// Clean network cache
clean_network_cache(array($network->id));
// Network deleted
do_action('delete_network', $network);
}
