| <?php |
| require_once ('admin.php'); |
| $title = __('Export'); |
| $parent_file = 'edit.php'; |
| |
| if ( isset( $_GET['download'] ) ) |
| export_wp(); |
| |
| require_once ('admin-header.php'); |
| ?> |
| |
| <div class="wrap"> |
| <h2><?php _e('Export'); ?></h2> |
| <div class="narrow"> |
| <p><?php _e('When you click the button below WordPress will create an XML file for you to save to your computer.'); ?></p> |
| <p><?php _e('This format, which we call WordPress eXtended RSS or WXR, will contain your posts, comments, custom fields, and categories.'); ?></p> |
| <p><?php _e('Once you’ve saved the download file, you can use the Import function on another WordPress blog to import this blog.'); ?></p> |
| <form action="" method="get"> |
| <h3><?php _e('Optional options'); ?></h3> |
| |
| <table> |
| <tr> |
| <th><?php _e('Restrict Author:'); ?></th> |
| <td> |
| <select name="author"> |
| <option value="all" selected="selected"><?php _e('All'); ?></option> |
| <?php |
| $authors = $wpdb->get_col( "SELECT post_author FROM $wpdb->posts GROUP BY post_author" ); |
| foreach ( $authors as $id ) { |
| $o = get_userdata( $id ); |
| echo "<option value='$o->ID'>$o->display_name</option>"; |
| } |
| ?> |
| </select> |
| </td> |
| </tr> |
| </table> |
| <p class="submit"><input type="submit" name="submit" value="<?php _e('Download Export File'); ?> »" /> |
| <input type="hidden" name="download" value="true" /> |
| </p> |
| </form> |
| </div> |
| </div> |
| |
| <?php |
| |
| function export_wp() { |
| global $wpdb, $post_ids, $post; |
| |
| do_action('export_wp'); |
| |
| $filename = 'wordpress.' . date('Y-m-d') . '.xml'; |
| |
| header('Content-Description: File Transfer'); |
| header("Content-Disposition: attachment; filename=$filename"); |
| header('Content-Type: text/xml; charset=' . get_option('blog_charset'), true); |
| |
| $where = ''; |
| if ( isset( $_GET['author'] ) && $_GET['author'] != 'all' ) { |
| $author_id = (int) $_GET['author']; |
| $where = " WHERE post_author = '$author_id' "; |
| } |
| |
| // grab a snapshot of post IDs, just in case it changes during the export |
| $post_ids = $wpdb->get_col("SELECT ID FROM $wpdb->posts $where ORDER BY post_date_gmt ASC"); |
| |
| $categories = (array) get_categories('get=all'); |
| $tags = (array) get_tags('get=all'); |
| |
| function wxr_missing_parents($categories) { |
| if ( !is_array($categories) || empty($categories) ) |
| return array(); |
| |
| foreach ( $categories as $category ) |
| $parents[$category->term_id] = $category->parent; |
| |
| $parents = array_unique(array_diff($parents, array_keys($parents))); |
| |
| if ( $zero = array_search('0', $parents) ) |
| unset($parents[$zero]); |
| |
| return $parents; |
| } |
| |
| while ( $parents = wxr_missing_parents($categories) ) { |
| $found_parents = get_categories("include=" . join(', ', $parents)); |
| if ( is_array($found_parents) && count($found_parents) ) |
| $categories = array_merge($categories, $found_parents); |
| else |
| break; |
| } |
| |
| // Put them in order to be inserted with no child going before its parent |
| $pass = 0; |
| $passes = 1000 + count($categories); |
| while ( ( $cat = array_shift($categories) ) && ++$pass < $passes ) { |
| if ( $cat->parent == 0 || isset($cats[$cat->parent]) ) { |
| $cats[$cat->term_id] = $cat; |
| } else { |
| $categories[] = $cat; |
| } |
| } |
| unset($categories); |
| |
| function wxr_cdata($str) { |
| if ( seems_utf8($str) == false ) |
| $str = utf8_encode($str); |
| |
| // $str = ent2ncr(wp_specialchars($str)); |
| |
| $str = "<![CDATA[$str" . ( ( substr($str, -1) == ']' ) ? ' ' : '') . "]]>"; |
| |
| return $str; |
| } |
| |
| function wxr_cat_name($c) { |
| if ( empty($c->name) ) |
| return; |
| |
| echo '<wp:cat_name>' . wxr_cdata($c->name) . '</wp:cat_name>'; |
| } |
| |
| function wxr_category_description($c) { |
| if ( empty($c->description) ) |
| return; |
| |
| echo '<wp:category_description>' . wxr_cdata($c->description) . '</wp:category_description>'; |
| } |
| |
| function wxr_tag_name($t) { |
| if ( empty($t->name) ) |
| return; |
| |
| echo '<wp:tag_name>' . wxr_cdata($t->name) . '</wp:tag_name>'; |
| } |
| |
| function wxr_tag_description($t) { |
| if ( empty($t->description) ) |
| return; |
| |
| echo '<wp:tag_description>' . wxr_cdata($t->description) . '</wp:tag_description>'; |
| } |
| |
| function wxr_post_taxonomy() { |
| $categories = get_the_category(); |
| $tags = get_the_tags(); |
| $cat_names = array(); |
| $tag_names = array(); |
| $the_list = ''; |
| $filter = 'rss'; |
| |
| if ( !empty($categories) ) foreach ( (array) $categories as $category ) { |
| $cat_name = sanitize_term_field('name', $category->name, $category->term_id, 'category', $filter); |
| $the_list .= "\n\t\t<category><![CDATA[$cat_name]]></category>\n"; |
| } |
| |
| if ( !empty($tags) ) foreach ( (array) $tags as $tag ) { |
| $tag_name = sanitize_term_field('name', $tag->name, $tag->term_id, 'post_tag', $filter); |
| $the_list .= "\n\t\t<category domain=\"tag\"><![CDATA[$tag_name]]></category>\n"; |
| } |
| |
| echo $the_list; |
| } |
| |
| echo '<?xml version="1.0" encoding="' . get_bloginfo('charset') . '"?' . ">\n"; |
| |
| ?> |
| <!-- This is a WordPress eXtended RSS file generated by WordPress as an export of your blog. --> |
| <!-- It contains information about your blog's posts, comments, and categories. --> |
| <!-- You may use this file to transfer that content from one site to another. --> |
| <!-- This file is not intended to serve as a complete backup of your blog. --> |
| |
| <!-- To import this information into a WordPress blog follow these steps. --> |
| <!-- 1. Log into that blog as an administrator. --> |
| <!-- 2. Go to Manage: Import in the blog's admin panels. --> |
| <!-- 3. Choose "WordPress" from the list. --> |
| <!-- 4. Upload this file using the form provided on that page. --> |
| <!-- 5. You will first be asked to map the authors in this export file to users --> |
| <!-- on the blog. For each author, you may choose to map to an --> |
| <!-- existing user on the blog or to create a new user --> |
| <!-- 6. WordPress will then import each of the posts, comments, and categories --> |
| <!-- contained in this file into your blog --> |
| |
| <!-- generator="wordpress/<?php bloginfo_rss('version') ?>" created="<?php echo date('Y-m-d H:i'); ?>"--> |
| <rss version="2.0" |
| xmlns:content="http://purl.org/rss/1.0/modules/content/" |
| xmlns:wfw="http://wellformedweb.org/CommentAPI/" |
| xmlns:dc="http://purl.org/dc/elements/1.1/" |
| xmlns:wp="http://wordpress.org/export/1.0/" |
| > |
| |
| <channel> |
| <title><?php bloginfo_rss('name'); ?></title> |
| <link><?php bloginfo_rss('url') ?></link> |
| <description><?php bloginfo_rss("description") ?></description> |
| <pubDate><?php echo mysql2date('D, d M Y H:i:s +0000', get_lastpostmodified('GMT'), false); ?></pubDate> |
| <generator>http://wordpress.org/?v=<?php bloginfo_rss('version'); ?></generator> |
| <language><?php echo get_option('rss_language'); ?></language> |
| <?php if ( $cats ) : foreach ( $cats as $c ) : ?> |
| <wp:category><wp:category_nicename><?php echo $c->slug; ?></wp:category_nicename><wp:category_parent><?php echo $c->parent ? $cats[$c->parent]->name : ''; ?></wp:category_parent><?php wxr_cat_name($c); ?><?php wxr_category_description($c); ?></wp:category> |
| <?php endforeach; endif; ?> |
| <?php if ( $tags ) : foreach ( $tags as $t ) : ?> |
| <wp:tag><wp:tag_slug><?php echo $t->slug; ?></wp:tag_slug><?php wxr_tag_name($t); ?><?php wxr_tag_description($t); ?></wp:tag> |
| <?php endforeach; endif; ?> |
| <?php do_action('rss2_head'); ?> |
| <?php if ($post_ids) { |
| global $wp_query; |
| $wp_query->in_the_loop = true; // Fake being in the loop. |
| // fetch 20 posts at a time rather than loading the entire table into memory |
| while ( $next_posts = array_splice($post_ids, 0, 20) ) { |
| $where = "WHERE ID IN (".join(',', $next_posts).")"; |
| $posts = $wpdb->get_results("SELECT * FROM $wpdb->posts $where ORDER BY post_date_gmt ASC"); |
| foreach ($posts as $post) { |
| setup_postdata($post); ?> |
| <item> |
| <title><?php the_title_rss() ?></title> |
| <link><?php the_permalink_rss() ?></link> |
| <pubDate><?php echo mysql2date('D, d M Y H:i:s +0000', get_post_time('Y-m-d H:i:s', true), false); ?></pubDate> |
| <dc:creator><?php the_author() ?></dc:creator> |
| <?php wxr_post_taxonomy() ?> |
| |
| <guid isPermaLink="false"><?php the_guid(); ?></guid> |
| <description></description> |
| <content:encoded><![CDATA[<?php echo $post->post_content ?>]]></content:encoded> |
| <wp:post_id><?php echo $post->ID; ?></wp:post_id> |
| <wp:post_date><?php echo $post->post_date; ?></wp:post_date> |
| <wp:post_date_gmt><?php echo $post->post_date_gmt; ?></wp:post_date_gmt> |
| <wp:comment_status><?php echo $post->comment_status; ?></wp:comment_status> |
| <wp:ping_status><?php echo $post->ping_status; ?></wp:ping_status> |
| <wp:post_name><?php echo $post->post_name; ?></wp:post_name> |
| <wp:status><?php echo $post->post_status; ?></wp:status> |
| <wp:post_parent><?php echo $post->post_parent; ?></wp:post_parent> |
| <wp:menu_order><?php echo $post->menu_order; ?></wp:menu_order> |
| <wp:post_type><?php echo $post->post_type; ?></wp:post_type> |
| <?php |
| $postmeta = $wpdb->get_results("SELECT * FROM $wpdb->postmeta WHERE post_id = $post->ID"); |
| if ( $postmeta ) { |
| ?> |
| <?php foreach( $postmeta as $meta ) { ?> |
| <wp:postmeta> |
| <wp:meta_key><?php echo $meta->meta_key; ?></wp:meta_key> |
| <wp:meta_value><?Php echo $meta->meta_value; ?></wp:meta_value> |
| </wp:postmeta> |
| <?php } ?> |
| <?php } ?> |
| <?php |
| $comments = $wpdb->get_results("SELECT * FROM $wpdb->comments WHERE comment_post_ID = $post->ID"); |
| if ( $comments ) { foreach ( $comments as $c ) { ?> |
| <wp:comment> |
| <wp:comment_id><?php echo $c->comment_ID; ?></wp:comment_id> |
| <wp:comment_author><?php echo wxr_cdata($c->comment_author); ?></wp:comment_author> |
| <wp:comment_author_email><?php echo $c->comment_author_email; ?></wp:comment_author_email> |
| <wp:comment_author_url><?php echo $c->comment_author_url; ?></wp:comment_author_url> |
| <wp:comment_author_IP><?php echo $c->comment_author_IP; ?></wp:comment_author_IP> |
| <wp:comment_date><?php echo $c->comment_date; ?></wp:comment_date> |
| <wp:comment_date_gmt><?php echo $c->comment_date_gmt; ?></wp:comment_date_gmt> |
| <wp:comment_content><?php echo $c->comment_content; ?></wp:comment_content> |
| <wp:comment_approved><?php echo $c->comment_approved; ?></wp:comment_approved> |
| <wp:comment_type><?php echo $c->comment_type; ?></wp:comment_type> |
| <wp:comment_parent><?php echo $c->comment_parent; ?></wp:comment_parent> |
| </wp:comment> |
| <?php } } ?> |
| </item> |
| <?php } } } ?> |
| </channel> |
| </rss> |
| <?php |
| die(); |
| } |
| |
| include ('admin-footer.php'); |
| ?> |