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author | donncha <donncha@7be80a69-a1ef-0310-a953-fb0f7c49ff36> | 2008-03-19 12:35:25 +0000 |
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committer | donncha <donncha@7be80a69-a1ef-0310-a953-fb0f7c49ff36> | 2008-03-19 12:35:25 +0000 |
commit | 50b00028bd207f461d6ed02f7868eccb5c6b8fe1 (patch) | |
tree | 003311f94f815dddbc39f91ba25b959f6ef18524 /wp-admin/includes/export.php | |
parent | 63f0f49bde74f02cdfc79140a7f101173f33322b (diff) | |
download | wordpress-mu-50b00028bd207f461d6ed02f7868eccb5c6b8fe1.tar.gz wordpress-mu-50b00028bd207f461d6ed02f7868eccb5c6b8fe1.tar.xz wordpress-mu-50b00028bd207f461d6ed02f7868eccb5c6b8fe1.zip |
Add and delete WP 2.5 files. *DON'T SVN UPDATE!*
git-svn-id: http://svn.automattic.com/wordpress-mu/trunk@1214 7be80a69-a1ef-0310-a953-fb0f7c49ff36
Diffstat (limited to 'wp-admin/includes/export.php')
-rw-r--r-- | wp-admin/includes/export.php | 255 |
1 files changed, 255 insertions, 0 deletions
diff --git a/wp-admin/includes/export.php b/wp-admin/includes/export.php new file mode 100644 index 0000000..a712177 --- /dev/null +++ b/wp-admin/includes/export.php @@ -0,0 +1,255 @@ +<?php + +// version number for the export format. bump this when something changes that might affect compatibility. +define('WXR_VERSION', '1.0'); + +function export_wp($author='') { +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 ( $author and $author != 'all' ) { + $author_id = (int) $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_site_url() { + global $current_site; + + // mu: the base url + if ( isset($current_site->domain) ) { + return 'http://'.$current_site->domain.$current_site->path; + } + // wp: the blog url + else { + return get_bloginfo_rss('url'); + } +} + +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(); + $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); + // for backwards compatibility + $the_list .= "\n\t\t<category><![CDATA[$cat_name]]></category>\n"; + // forwards compatibility: use a unique identifier for each cat to avoid clashes + // http://trac.wordpress.org/ticket/5447 + $the_list .= "\n\t\t<category domain=\"category\" nicename=\"{$category->slug}\"><![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"; + // forwards compatibility as above + $the_list .= "\n\t\t<category domain=\"tag\" nicename=\"{$tag->slug}\"><![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 --> + +<?php the_generator('export');?> +<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/<?php echo WXR_VERSION; ?>/" +> + +<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> + <wp:wxr_version><?php echo WXR_VERSION; ?></wp:wxr_version> + <wp:base_site_url><?php echo wxr_site_url(); ?></wp:base_site_url> + <wp:base_blog_url><?php bloginfo_rss('url'); ?></wp:base_blog_url> +<?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 echo apply_filters('the_title_rss', $post->post_title); ?></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 apply_filters('the_content_export', $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> +<wp:post_password><?php echo $post->post_password; ?></wp:post_password> +<?php +if ($post->post_type == 'attachment') { ?> +<wp:attachment_url><?php echo wp_get_attachment_url($post->ID); ?></wp:attachment_url> +<?php } ?> +<?php +$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_user_id><?php echo $c->user_id; ?></wp:comment_user_id> +</wp:comment> +<?php } } ?> + </item> +<?php } } } ?> +</channel> +</rss> +<?php +} + +?>
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