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- <?php
- /*
- Plugin Name: Blog Copier
- Plugin URI: http://wordpress.org/extend/plugins/blog-copier/
- Description: Enables superusers to copy existing sub blogs to new sub blogs.
- Version: 1.0.4
- Author: Modern Tribe, Inc.
- Network: true
- Author URI: http://tri.be
- Copyright: (C) 2012 Modern Tribe derived from (C) 2010 Ron Rennick, All rights reserved.
- See http://wpebooks.com/replicator/ for original code.
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
- // Block direct requests
- if ( !defined('ABSPATH') )
- die('-1');
- if ( !class_exists('BlogCopier') ) {
- /**
- * Blog Copier
- *
- * @package BlogCopier
- */
- class BlogCopier {
- private $_name;
- private $_domain = 'blog-copier';
- /**
- * Main constructor function
- */
- public function __construct() {
- add_action( 'network_admin_menu', array( $this, 'ms_add_page' ) );
- add_filter( 'manage_sites_action_links', array( $this, 'add_site_action' ), 10, 2 );
- }
- /**
- * Add admin page to network admin menu
- */
- public function ms_add_page() {
- $this->setup_localization();
- add_submenu_page( 'sites.php', $this->_name, $this->_name, 'manage_sites', $this->_domain, array( $this, 'admin_page' ) );
- }
- /**
- * Add "Copy Blog" link under each site in the sites list view.
- *
- * @param array $actions
- * @param int $blog_id
- * @return array $actions
- */
- public function add_site_action( $actions, $blog_id ) {
- if( !is_main_site( $blog_id ) ) {
- $this->setup_localization();
- $url = add_query_arg( array(
- 'page' => $this->_domain,
- 'blog' => $blog_id
- ), network_admin_url( 'sites.php' ) );
- $nonce_string = sprintf( '%s-%s', $this->_domain, $blog_id );
- $actions[$this->_domain] = '<a href="' . esc_url( wp_nonce_url( $url, $nonce_string ) ) . '">' . __( 'Copy', $this->_domain ) . '</a>';
- }
- return $actions;
- }
- /**
- * Admin page
- */
- public function admin_page() {
- global $wpdb, $current_site;
- if( !current_user_can( 'manage_sites' ) )
- wp_die( __( "Sorry, you don't have permissions to use this page.", $this->_domain ) );
- $from_blog = false;
- $copy_id = 0;
- $nonce_string = sprintf( '%s-%s', $this->_domain, $copy_id );
- if( isset($_GET['blog']) && wp_verify_nonce( $_GET['_wpnonce'], $nonce_string ) ) {
- $copy_id = (int)$_GET['blog'];
- $from_blog = get_blog_details( $copy_id );
- if( $from_blog->site_id != $current_site->id ) {
- $from_blog = false;
- }
- }
- $from_blog_id = ( isset( $_POST['source_blog'] ) ) ? (int) $_POST['source_blog'] : -1;
- if( isset($_POST[ 'action' ]) && $_POST[ 'action' ] == $this->_domain ) {
- check_admin_referer( $this->_domain );
- $blog = $_POST['blog'];
- $domain = sanitize_user( str_replace( '/', '', $blog[ 'domain' ] ) );
- $title = $blog[ 'title' ];
- $copy_files = (isset($_POST['copy_files']) && $_POST['copy_files'] == '1') ? true : false;
- $network_domain =(isset($_POST['network_domain']) ? $_POST['network_domain'] : $current_site->domain);
- if ( !$from_blog_id ) {
- $msg = __( 'Please select a source blog.', $this->_domain );
- } elseif ( empty( $domain ) ) {
- $msg = __( 'Please enter a "New Blog Address".', $this->_domain );
- } elseif ( empty( $title ) ) {
- $msg = __( 'Please enter a "New Blog Title".', $this->_domain );
- } else {
- $msg = $this->copy_blog( $domain, $title, $from_blog_id, $copy_files, $network_domain );
- }
- } else {
- $copy_files = true; // set the default for first page load
- } ?>
- <div class='wrap'><h2><?php echo $this->_name; ?></h2><?php
- if( isset( $msg ) ) { ?>
- <div id="message" class="updated fade"><p><strong><?php echo $msg; ?>
- </strong></p></div><?php
- }
- if( !$from_blog ) {
- $query = "SELECT b.blog_id, CONCAT(b.domain, b.path) as domain_path FROM {$wpdb->blogs} b " .
- "WHERE b.site_id = {$current_site->id} && b.blog_id > 1 ORDER BY domain_path ASC LIMIT 10000";
- $blogs = $wpdb->get_results( $query );
- }
- if( $from_blog || $blogs ) { ?>
- <div class="wrap">
- <h3><?php _e( 'Blog Copy Settings', $this->_domain ); ?></h3>
- <form method="POST">
- <input type="hidden" name="action" value="<?php echo $this->_domain; ?>" />
- <table class="form-table">
- <?php if( $from_blog ) { ?>
- <tr>
- <th scope='row'><?php _e( 'Source Blog to Copy', $this->_domain ); ?></th>
- <td><strong><?php printf( '<a href="%s" target="_blank">%s</a>', $from_blog->siteurl, $from_blog->blogname ); ?></strong>
- <input type="hidden" name="source_blog" value="<?php echo $copy_id; ?>" />
- </td>
- </tr>
- <?php } else { ?>
- <tr class="form-required">
- <th scope='row'><?php _e( 'Choose Source Blog to Copy', $this->_domain ); ?></th>
- <td>
- <select name="source_blog">
- <?php foreach( $blogs as $blog ) { ?>
- <option value="<?php echo $blog->blog_id; ?>" <?php selected( $blog->blog_id, $from_blog_id ); ?>><?php echo substr($blog->domain_path, 0, -1); ?></option>
- <?php } ?>
- </select>
- </td>
- </tr>
- <?php } ?>
- <tr class="form-required">
- <th scope='row'><?php _e( 'New Blog Address', $this->_domain ); ?></th>
- <td>
- <?php if( is_subdomain_install() ) {
- $network_domains = get_site_option( 'md_domains' );
- ?>
- <input name="blog[domain]" type="text" title="<?php _e( 'Subdomain', $this->_domain ); ?>" class="regular-text"/>.<?php
- if(count($network_domains) > 0)
- {
- $sorted_domains = array();
- foreach ($network_domains as $network_domain) {
- $sorted_domains[] = $network_domain['domain_name'];
- }
- asort($sorted_domains);
- echo "<select name='network_domain' id='network_domain'>";
- foreach($sorted_domains as $network_domain)
- {
- $selected = ($network_domain == $current_site->domain ? "selected" : "");
- echo "<option value='{$network_domain}' $selected>{$network_domain}</option>";
- }
- echo "</select>";
- }
- else
- {
- echo $current_site->domain;
- }
- ?>
- <?php } else {
- echo $current_site->domain . $current_site->path ?><input name="blog[domain]" type="text" title="<?php _e( 'Domain', $this->_domain ); ?>" class="regular-text"/>
- <?php } ?>
- </td>
- </tr>
- <tr class="form-required">
- <th scope='row'><?php _e( 'New Blog Title', $this->_domain ); ?></th>
- <td><input name="blog[title]" type="text" title="<?php _e( 'Title', $this->_domain ); ?>" class="regular-text"/></td>
- </tr>
- <tr class="form-required">
- <th scope='row'><?php _e( 'Copy Files?', $this->_domain ); ?></th>
- <td><input type="checkbox" name="copy_files" value="1" <?php checked( $copy_files ); ?>/></td>
- </tr>
- </table>
- <?php wp_nonce_field( $this->_domain ); ?>
- <p class="submit"><input class='button' type='submit' value='<?php _e( 'Copy Now', $this->_domain ); ?>' /></p>
- </form></div>
- <?php } else { ?>
- <div class="wrap">
- <h3><?php _e( 'Oops!', $this->_domain ); ?></h3>
- <p><?php
- printf( __( 'This plugin only works on subblogs. To use this you\'ll need to <a href="%s">create at least one subblog</a>.', $this->_domain ), network_admin_url( 'site-new.php' ) );
- ?></p>
- </div>
- <?php }
- }
- /**
- * Copy the blog
- *
- * @param string $domain url of the new blog
- * @param string $title title of the new blog
- * @param int $from_blog_id ID of the blog being copied from.
- * @param bool $copy_files true if files should be copied
- * @return string status message
- */
- public function copy_blog($domain, $title, $from_blog_id = 0, $copy_files = true, $network_domain = false) {
- global $wpdb, $current_site, $base;
- $email = get_blog_option( $from_blog_id, 'admin_email' );
- $user_id = email_exists( sanitize_email( $email ) );
- if( !$user_id ) {
- // Use current user instead
- $user_id = get_current_user_id();
- }
- // The user id of the user that will become the blog admin of the new blog.
- $user_id = apply_filters('copy_blog_user_id', $user_id, $from_blog_id);
- if( is_subdomain_install() ) {
- $top_doman = ($network_domain ? $network_domain : $current_site->domain);
- $newdomain = $domain.".".$top_doman;
- $path = $base;
- } else {
- $newdomain = $current_site->domain;
- $path = trailingslashit($base.$domain);
- }
- // The new domain that will be created for the destination blog.
- $newdomain = apply_filters('copy_blog_domain', $newdomain, $domain);
- // The new path that will be created for the destination blog.
- $path = apply_filters('copy_blog_path', $path, $domain);
- $wpdb->hide_errors();
- $to_blog_id = wpmu_create_blog( $newdomain, $path, $title, $user_id , array( "public" => 1 ), $current_site->id );
- $wpdb->show_errors();
- if( !is_wp_error( $to_blog_id ) ) {
- $dashboard_blog = get_dashboard_blog();
- if( !is_super_admin() && get_user_option( 'primary_blog', $user_id ) == $dashboard_blog->blog_id )
- update_user_option( $user_id, 'primary_blog', $to_blog_id, true );
- // now copy
- if( $from_blog_id ) {
- $this->copy_blog_data( $from_blog_id, $to_blog_id );
- if ($copy_files) {
- $this->copy_blog_files( $from_blog_id, $to_blog_id );
- $this->replace_content_urls( $from_blog_id, $to_blog_id );
- }
- $msg = sprintf(__( 'Copied: %s in %s seconds', $this->_domain ),'<a href="http://'.$newdomain.'" target="_blank">'.$title.'</a>', number_format_i18n(timer_stop()));
- do_action( 'log', __( 'Copy Complete!', $this->_domain ), $this->_domain, $msg );
- }
- } else {
- $msg = $to_blog_id->get_error_message();
- }
- return $msg;
- }
- /**
- * Copy blog data from one blog to another
- *
- * @param int $from_blog_id ID of the blog being copied from.
- * @param int $to_blog_id ID of the blog being copied to.
- */
- private function copy_blog_data( $from_blog_id, $to_blog_id ) {
- global $wpdb, $wp_version;
- if( $from_blog_id ) {
- $from_blog_prefix = $this->get_blog_prefix( $from_blog_id );
- $to_blog_prefix = $this->get_blog_prefix( $to_blog_id );
- $from_blog_prefix_length = strlen($from_blog_prefix);
- $to_blog_prefix_length = strlen($to_blog_prefix);
- $from_blog_escaped_prefix = str_replace( '_', '\_', $from_blog_prefix );
- // Grab key options from new blog.
- $saved_options = array(
- 'siteurl'=>'',
- 'home'=>'',
- 'upload_path'=>'',
- 'fileupload_url'=>'',
- 'upload_url_path'=>'',
- 'admin_email'=>'',
- 'blogname'=>''
- );
- // Options that should be preserved in the new blog.
- $saved_options = apply_filters('copy_blog_data_saved_options', $saved_options);
- foreach($saved_options as $option_name => $option_value) {
- $saved_options[$option_name] = get_blog_option( $to_blog_id, $option_name );
- }
- // Copy over ALL the tables.
- $query = $wpdb->prepare('SHOW TABLES LIKE %s',$from_blog_escaped_prefix.'%');
- do_action( 'log', $query, $this->_domain);
- $old_tables = $wpdb->get_col($query);
- foreach ($old_tables as $k => $table) {
- $raw_table_name = substr( $table, $from_blog_prefix_length );
- $newtable = $to_blog_prefix . $raw_table_name;
- $query = "DROP TABLE IF EXISTS {$newtable}";
- do_action( 'log', $query, $this->_domain);
- $wpdb->get_results($query);
- $query = "CREATE TABLE IF NOT EXISTS {$newtable} LIKE {$table}";
- do_action( 'log', $query, $this->_domain);
- $wpdb->get_results($query);
- $query = "INSERT {$newtable} SELECT * FROM {$table}";
- do_action( 'log', $query, $this->_domain);
- $wpdb->get_results($query);
- }
- // apply key opptions from new blog.
- switch_to_blog( $to_blog_id );
- foreach( $saved_options as $option_name => $option_value ) {
- update_option( $option_name, $option_value );
- }
- /// fix all options with the wrong prefix...
- $query = $wpdb->prepare("SELECT * FROM {$wpdb->options} WHERE option_name LIKE %s",$from_blog_escaped_prefix.'%');
- $options = $wpdb->get_results( $query );
- do_action( 'log', $query, $this->_domain, count($options).' results found.');
- if( $options ) {
- foreach( $options as $option ) {
- $raw_option_name = substr($option->option_name,$from_blog_prefix_length);
- $wpdb->update( $wpdb->options, array( 'option_name' => $to_blog_prefix . $raw_option_name ), array( 'option_id' => $option->option_id ) );
- }
- wp_cache_flush();
- }
- // Fix GUIDs on copied posts
- $this->replace_guid_urls( $from_blog_id, $to_blog_id );
- restore_current_blog();
- }
- }
- /**
- * Copy files from one blog to another.
- *
- * @param int $from_blog_id ID of the blog being copied from.
- * @param int $to_blog_id ID of the blog being copied to.
- */
- private function copy_blog_files( $from_blog_id, $to_blog_id ) {
- set_time_limit( 2400 ); // 60 seconds x 10 minutes
- @ini_set('memory_limit','2048M');
- // Path to source blog files.
- switch_to_blog($from_blog_id);
- $dir_info = wp_upload_dir();
- $from = str_replace(' ', "\\ ", trailingslashit($dir_info['basedir']).'*'); // * necessary with GNU cp, doesn't hurt anything with BSD cp
- restore_current_blog();
- $from = apply_filters('copy_blog_files_from', $from, $from_blog_id);
- // Path to destination blog files.
- switch_to_blog($to_blog_id);
- $dir_info = wp_upload_dir();
- $to = str_replace(' ', "\\ ", trailingslashit($dir_info['basedir']));
- restore_current_blog();
- $to = apply_filters('copy_blog_files_to', $to, $to_blog_id);
- // Shell command used to copy files.
- $command = apply_filters('copy_blog_files_command', sprintf("cp -Rfp %s %s", $from, $to), $from, $to );
- exec($command);
- }
- /**
- * Replace URLs in post content
- *
- * @param int $from_blog_id ID of the blog being copied from.
- * @param int $to_blog_id ID of the blog being copied to.
- */
- private function replace_content_urls( $from_blog_id, $to_blog_id ) {
- global $wpdb;
- $to_blog_prefix = $this->get_blog_prefix( $to_blog_id );
- $from_blog_url = get_blog_option( $from_blog_id, 'siteurl' );
- $to_blog_url = get_blog_option( $to_blog_id, 'siteurl' );
- $query = $wpdb->prepare( "UPDATE {$to_blog_prefix}posts SET post_content = REPLACE(post_content, '%s', '%s')", $from_blog_url, $to_blog_url );
- do_action( 'log', $query, $this->_domain);
- $wpdb->query( $query );
- }
- /**
- * Replace URLs in post GUIDs
- *
- * @param int $from_blog_id ID of the blog being copied from.
- * @param int $to_blog_id ID of the blog being copied to.
- */
- private function replace_guid_urls( $from_blog_id, $to_blog_id ) {
- global $wpdb;
- $to_blog_prefix = $this->get_blog_prefix( $to_blog_id );
- $from_blog_url = get_blog_option( $from_blog_id, 'siteurl' );
- $to_blog_url = get_blog_option( $to_blog_id, 'siteurl' );
- $query = $wpdb->prepare( "UPDATE {$to_blog_prefix}posts SET guid = REPLACE(guid, '%s', '%s')", $from_blog_url, $to_blog_url );
- do_action( 'log', $query, $this->_domain);
- $wpdb->query( $query );
- }
- /**
- * Get the database prefix for a blog
- *
- * @param int $blog_id ID of the blog.
- * @return string prefix
- */
- private function get_blog_prefix( $blog_id ) {
- global $wpdb;
- if( is_callable( array( &$wpdb, 'get_blog_prefix' ) ) ) {
- $prefix = $wpdb->get_blog_prefix( $blog_id );
- } else {
- $prefix = $wpdb->base_prefix . $blog_id . '_';
- }
- return $prefix;
- }
- /**
- * Load the localization file
- */
- private function setup_localization() {
- if ( !isset( $this->_name ) ) {
- load_plugin_textdomain( $this->_domain, false, trailingslashit(dirname(__FILE__)) . 'lang/');
- $this->_name = __( 'Blog Copier', $this->_domain );
- }
- }
- }
- global $BlogCopier;
- $BlogCopier = new BlogCopier();
- }
- ?>
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