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New import and export, v0.1 

git-svn-id: http://svn.automattic.com/wordpress/trunk@3769 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
matt 2006-05-10 20:34:17 +00:00
parent 5adf0d701b
commit b344d54553
6 changed files with 435 additions and 12 deletions
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106
wp-admin/export.php Normal file
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@ -0,0 +1,106 @@
<?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>
<p><?php _e('This will allow you to download an export of your WordPress posts and comments in a XML format.'); ?></p>
<p>We need some more text here. Maybe talking about the export file or how to save it.</p>
<form action="" method="get">
<p class="submit"><input type="submit" name="submit" value="<?php _e('Download Export File'); ?> &raquo;" />
<input type="hidden" name="download" value="true" />
</p>
</form>
</div>
<?php
function export_wp() {
global $wpdb, $posts, $post;
$filename = 'wordpress.' . date('Y-m-d') . '.xml';
header('Content-Description: File Transfer');
header('Content-Type: application/octet-stream');
header("Content-Disposition: attachment; filename=$filename");
header('Content-type: text/xml; charset=' . get_settings('blog_charset'), true);
//$posts = query_posts('');
$posts = $wpdb->get_results("SELECT * FROM $wpdb->posts ORDER BY post_date_gmt ASC");
?>
<!-- generator="wordpress/<?php bloginfo_rss('version') ?>" created="<?php echo date('Y-m-d H:m'); ?>"-->
<rss version="2.0"
xmlns:content="http://purl.org/rss/1.0/modules/content/"
xmlns:wfw="http://wellformedweb.org/CommentAPI/"
xmlns:dc="http://purl.org/dc/elements/1.1/"
xmlns:wp="http://wordpress.org/export/1.0/"
>
<channel>
<title><?php bloginfo_rss('name'); ?></title>
<link><?php bloginfo_rss('url') ?></link>
<description><?php bloginfo_rss("description") ?></description>
<pubDate><?php echo mysql2date('D, d M Y H:i:s +0000', get_lastpostmodified('GMT'), false); ?></pubDate>
<generator>http://wordpress.org/?v=<?php bloginfo_rss('version'); ?></generator>
<language><?php echo get_option('rss_language'); ?></language>
<?php do_action('rss2_head'); ?>
<?php if ($posts) { foreach ($posts as $post) { start_wp(); ?>
<item>
<title><?php the_title_rss() ?></title>
<link><?php permalink_single_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 the_category_rss() ?>
<guid isPermaLink="false"><?php the_guid(); ?></guid>
<description></description>
<content:encoded><![CDATA[<?php echo $post->post_content ?>]]></content:encoded>
<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: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_author><?php echo $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');
?>

8
wp-admin/import.php
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@ -1,7 +1,7 @@
<?php
require_once ('admin.php');
$title = __('Import');
$parent_file = 'import.php';
$parent_file = 'edit.php';
require_once ('admin-header.php');
?>
@ -30,7 +30,7 @@ if (empty ($importers)) {
echo '<p>'.__('No importers are available.').'</p>'; // TODO: make more helpful
} else {
?>
<table width="100%" cellpadding="3" cellspacing="3">
<table class="widefat">
<?php
$style = '';
@ -42,8 +42,8 @@ if (empty ($importers)) {
$style = 'class="'.$style.'"';
echo "
<tr $style>
<td class=\"togl\">$action</td>
<td class=\"desc\">{$data[1]}</td>
<td class='import-system'>$action</td>
<td class='desc'>{$data[1]}</td>
</tr>";
}
?>

2
wp-admin/import/blogger.php
View File

@ -662,6 +662,6 @@ class Blogger_Import {
$blogger_import = new Blogger_Import();
register_importer('blogger', 'Blogger', __('Import posts and comments from a Blogger account'), array ($blogger_import, 'start'));
register_importer('blogger', 'Blogger and Blogspot', __('Import <strong>posts and comments</strong> from your Blogger account'), array ($blogger_import, 'start'));
?>

16
wp-admin/import/mt.php
View File

@ -11,7 +11,7 @@ class MT_Import {
function header() {
echo '<div class="wrap">';
echo '<h2>'.__('Import Movable Type').'</h2>';
echo '<h2>'.__('Import Movable Type and Typepad').'</h2>';
}
function footer() {
@ -148,7 +148,7 @@ class MT_Import {
$j = -1;
foreach ($authors as $author) {
++ $j;
echo '<li><i>'.$author.'</i><br />'.'<input type="text" value="'.$author.'" name="'.'user[]'.'" maxlength="30">';
echo '<li>Current author: <strong>'.$author.'</strong><br />'.'Create user <input type="text" value="'.$author.'" name="'.'user[]'.'" maxlength="30"> <br /> or map to existing ';
$this->users_form($j);
echo '</li>';
}
@ -162,7 +162,10 @@ class MT_Import {
function select_authors() {
$file = wp_import_handle_upload();
if ( isset($file['error']) ) {
echo $file['error'];
$this->header();
echo '<p>Sorry, there has been an error.</p>';
echo '<p><strong>' . $file['error'] . '</strong></p>';
$this->footer();
return;
}
$this->file = $file['file'];
@ -331,7 +334,7 @@ class MT_Import {
}
}
if ( $num_comments )
printf(__('(%s comments)'), $num_comments);
printf(__(' (%s comments)'), $num_comments);
// Finally the pings
// fix the double newline on the first one
@ -379,7 +382,7 @@ class MT_Import {
}
}
if ( $num_pings )
printf(__('(%s pings)'), $num_pings);
printf(__(' (%s pings)'), $num_pings);
echo "</li>";
}
@ -394,6 +397,7 @@ class MT_Import {
function import() {
$this->id = (int) $_GET['id'];
$this->file = get_attached_file($this->id);
$this->get_authors_from_post();
$this->get_entries();
@ -426,5 +430,5 @@ class MT_Import {
$mt_import = new MT_Import();
register_importer('mt', 'Movable Type', __('Import posts and comments from your Movable Type blog'), array ($mt_import, 'dispatch'));
register_importer('mt', 'Movable Type and Typepad', __('Imports <strong>posts and comments</strong> from your Movable Type or Typepad blog'), array ($mt_import, 'dispatch'));
?>

311
wp-admin/import/wordpress.php Normal file
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@ -0,0 +1,311 @@
<?php
class WP_Import {
var $posts = array ();
var $file;
var $id;
var $mtnames = array ();
var $newauthornames = array ();
var $j = -1;
function header() {
echo '<div class="wrap">';
echo '<h2>'.__('Import WordPress').'</h2>';
}
function footer() {
echo '</div>';
}
function unhtmlentities($string) { // From php.net for < 4.3 compat
$trans_tbl = get_html_translation_table(HTML_ENTITIES);
$trans_tbl = array_flip($trans_tbl);
return strtr($string, $trans_tbl);
}
function greet() {
echo '<p>'.__('Howdy! Upload your WordPress eXtended RSS (WXR) file and we&#8217;ll import the posts and comments into this blog.').'</p>';
wp_import_upload_form("admin.php?import=wordpress&amp;step=1");
}
function get_tag( $string, $tag ) {
preg_match("|<$tag.*?>(.*?)</$tag>|is", $string, $return);
$return = addslashes( trim( $return[1] ) );
return $return;
}
function users_form($n) {
global $wpdb, $testing;
$users = $wpdb->get_results("SELECT * FROM $wpdb->users ORDER BY ID");
?><select name="userselect[<?php echo $n; ?>]">
<option value="#NONE#">- Select -</option>
<?php
foreach ($users as $user) {
echo '<option value="'.$user->user_login.'">'.$user->user_login.'</option>';
}
?>
</select>
<?php
}
//function to check the authorname and do the mapping
function checkauthor($author) {
global $wpdb;
//mtnames is an array with the names in the mt import file
$pass = 'changeme';
if (!(in_array($author, $this->mtnames))) { //a new mt author name is found
++ $this->j;
$this->mtnames[$this->j] = $author; //add that new mt author name to an array
$user_id = username_exists($this->newauthornames[$this->j]); //check if the new author name defined by the user is a pre-existing wp user
if (!$user_id) { //banging my head against the desk now.
if ($newauthornames[$this->j] == 'left_blank') { //check if the user does not want to change the authorname
$user_id = wp_create_user($author, $pass);
$this->newauthornames[$this->j] = $author; //now we have a name, in the place of left_blank.
} else {
$user_id = wp_create_user($this->newauthornames[$this->j], $pass);
}
} else {
return $user_id; // return pre-existing wp username if it exists
}
} else {
$key = array_search($author, $this->mtnames); //find the array key for $author in the $mtnames array
$user_id = username_exists($this->newauthornames[$key]); //use that key to get the value of the author's name from $newauthornames
}
return $user_id;
}
function get_entries() {
set_magic_quotes_runtime(0);
$importdata = file($this->file); // Read the file into an array
$importdata = implode('', $importdata); // squish it
$importdata = preg_replace("/(\r\n|\n|\r)/", "\n", $importdata);
preg_match_all('|<item>(.*?)</item>|is', $importdata, $this->posts);
$this->posts = $this->posts[1];
}
function get_wp_authors() {
$temp = array ();
$i = -1;
foreach ($this->posts as $post) {
if ('' != trim($post)) {
++ $i;
$author = $this->get_tag( $post, 'dc:creator' );
array_push($temp, "$author"); //store the extracted author names in a temporary array
}
}
// We need to find unique values of author names, while preserving the order, so this function emulates the unique_value(); php function, without the sorting.
$authors[0] = array_shift($temp);
$y = count($temp) + 1;
for ($x = 1; $x < $y; $x ++) {
$next = array_shift($temp);
if (!(in_array($next, $authors)))
array_push($authors, "$next");
}
return $authors;
}
function get_authors_from_post() {
$formnames = array ();
$selectnames = array ();
foreach ($_POST['user'] as $key => $line) {
$newname = trim(stripslashes($line));
if ($newname == '')
$newname = 'left_blank'; //passing author names from step 1 to step 2 is accomplished by using POST. left_blank denotes an empty entry in the form.
array_push($formnames, "$newname");
} // $formnames is the array with the form entered names
foreach ($_POST['userselect'] as $user => $key) {
$selected = trim(stripslashes($key));
array_push($selectnames, "$selected");
}
$count = count($formnames);
for ($i = 0; $i < $count; $i ++) {
if ($selectnames[$i] != '#NONE#') { //if no name was selected from the select menu, use the name entered in the form
array_push($this->newauthornames, "$selectnames[$i]");
} else {
array_push($this->newauthornames, "$formnames[$i]");
}
}
}
function wp_authors_form() {
?>
<h2><?php _e('Assign Authors'); ?></h2>
<p><?php _e('To make it easier for you to edit and save the imported posts and drafts, you may want to change the name of the author of the posts. For example, you may want to import all the entries as <code>admin</code>s entries.'); ?></p>
<p><?php _e('If a new user is created by WordPress, the password will be set, by default, to "changeme". Quite suggestive, eh? ;)'); ?></p>
<?php
$authors = $this->get_wp_authors();
echo '<ol id="authors">';
echo '<form action="?import=wordpress&amp;step=2&amp;id=' . $this->id . '" method="post">';
$j = -1;
foreach ($authors as $author) {
++ $j;
echo '<li>Current author: <strong>'.$author.'</strong><br />'.'Create user <input type="text" value="'.$author.'" name="'.'user[]'.'" maxlength="30"> <br /> or map to existing ';
$this->users_form($j);
echo '</li>';
}
echo '<input type="submit" value="Submit">'.'<br/>';
echo '</form>';
echo '</ol>';
}
function select_authors() {
$file = wp_import_handle_upload();
if ( isset($file['error']) ) {
$this->header();
echo '<p>Sorry, there has been an error.</p>';
echo '<p><strong>' . $file['error'] . '</strong></p>';
$this->footer();
return;
}
$this->file = $file['file'];
$this->id = $file['id'];
$this->get_entries();
$this->wp_authors_form();
}
function process_posts() {
global $wpdb;
$i = -1;
echo '<ol>';
foreach ($this->posts as $post) {
// There are only ever one of these
$post_title = $this->get_tag( $post, 'title' );
$post_date = $this->get_tag( $post, 'wp:post_date' );
$post_date_gmt = $this->get_tag( $post, 'wp:post_date_gmt' );
$comment_status = $this->get_tag( $post, 'wp:comment_status' );
$ping_status = $this->get_tag( $post, 'wp:ping_status' );
$post_status = $this->get_tag( $post, 'wp:status' );
$post_parent = $this->get_tag( $post, 'wp:post_parent' );
$post_type = $this->get_tag( $post, 'wp:post_type' );
$guid = $this->get_tag( $post, 'guid' );
$post_author = $this->get_tag( $post, 'dc:creator' );
$post_content = $this->get_tag( $post, 'content:encoded' );
$post_content = str_replace(array ('<![CDATA[', ']]>'), '', $post_content);
$post_content = preg_replace('|<(/?[A-Z]+)|e', "'<' . strtolower('$1')", $post_content);
$post_content = str_replace('<br>', '<br />', $post_content);
$post_content = str_replace('<hr>', '<hr />', $post_content);
preg_match_all('|<category>(.*?)</category>|is', $post, $categories);
$categories = $categories[1];
$cat_index = 0;
foreach ($categories as $category) {
$categories[$cat_index] = $wpdb->escape($this->unhtmlentities($category));
$cat_index++;
}
if ($post_id = post_exists($post_title, '', $post_date)) {
echo '<li>';
printf(__('Post <i>%s</i> already exists.'), stripslashes($post_title));
} else {
echo '<li>';
printf(__('Importing post <i>%s</i>...'), stripslashes($post_title));
$post_author = $this->checkauthor($post_author); //just so that if a post already exists, new users are not created by checkauthor
$postdata = compact('post_author', 'post_date', 'post_date_gmt', 'post_content', 'post_title', 'post_excerpt', 'post_status', 'comment_status', 'ping_status', 'post_modified', 'post_modified_gmt', 'guid', 'post_parent', 'post_type');
$comment_post_ID = $post_id = wp_insert_post($postdata);
// Add categories.
if (0 != count($post_categories)) {
wp_create_categories($post_categories, $post_id);
}
}
// Now for comments
preg_match_all('|<wp:comment>(.*?)</wp:comment>|is', $post, $comments);
$comments = $comments[1];
$num_comments = 0;
if ( $comments) { foreach ($comments as $comment) {
$comment_author = $this->get_tag( $comment, 'wp:comment_author');
$comment_author_email = $this->get_tag( $comment, 'wp:comment_author_email');
$comment_author_IP = $this->get_tag( $comment, 'wp:comment_author_IP');
$comment_author_url = $this->get_tag( $comment, 'wp:comment_author_url');
$comment_date = $this->get_tag( $comment, 'wp:comment_date');
$comment_date_gmt = $this->get_tag( $comment, 'wp:comment_date_gmt');
$comment_content = $this->get_tag( $comment, 'wp:comment_content');
$comment_approved = $this->get_tag( $comment, 'wp:comment_approved');
$comment_type = $this->get_tag( $comment, 'wp:comment_type');
$comment_parent = $this->get_tag( $comment, 'wp:comment_parent');
if ( !comment_exists($comment_author, $comment_date) ) {
$commentdata = compact('comment_post_ID', 'comment_author', 'comment_author_url', 'comment_author_email', 'comment_author_IP', 'comment_date', 'comment_date_gmt', 'comment_content', 'comment_approved', 'comment_type', 'comment_parent');
wp_insert_comment($commentdata);
$num_comments++;
}
} }
if ( $num_comments )
printf(__(' (%s comments)'), $num_comments);
// Now for post meta
preg_match_all('|<wp:postmeta>(.*?)</wp:postmeta>|is', $post, $postmeta);
$postmeta = $postmeta[1];
if ( $postmeta) { foreach ($postmeta as $p) {
$key = $this->get_tag( $p, 'wp:meta_key' );
$value = $this->get_tag( $p, 'wp:meta_value' );
add_post_meta( $post_id, $key, $value );
} }
$index++;
}
echo '</ol>';
wp_import_cleanup($this->id);
echo '<h3>'.sprintf(__('All done. <a href="%s">Have fun!</a>'), get_option('home')).'</h3>';
}
function import() {
$this->id = (int) $_GET['id'];
$this->file = get_attached_file($this->id);
$this->get_authors_from_post();
$this->get_entries();
$this->process_posts();
}
function dispatch() {
if (empty ($_GET['step']))
$step = 0;
else
$step = (int) $_GET['step'];
$this->header();
switch ($step) {
case 0 :
$this->greet();
break;
case 1 :
$this->select_authors();
break;
case 2:
$this->import();
break;
}
$this->footer();
}
function WP_Import() {
// Nothing.
}
}
$wp_import = new WP_Import();
register_importer('wordpress', 'WordPress', __('Import posts from a WordPress export file'), array ($wp_import, 'dispatch'));
?>

4
wp-admin/menu.php
View File

@ -15,7 +15,7 @@ if ( current_user_can('edit_users') )
else
$menu[35] = array(__('Profile'), 'read', 'profile.php');
$menu[40] = array(__('Options'), 'manage_options', 'options-general.php');
$menu[45] = array(__('Import'), 'import', 'import.php');
$submenu['post-new.php'][5] = array(__('Write Post'), 'edit_posts', 'post-new.php');
$submenu['post-new.php'][10] = array(__('Write Page'), 'edit_pages', 'page-new.php');
@ -27,6 +27,8 @@ $submenu['edit.php'][20] = array(__('Comments'), 'edit_posts', 'edit-comments.ph
$awaiting_mod = $wpdb->get_var("SELECT COUNT(*) FROM $wpdb->comments WHERE comment_approved = '0'");
$submenu['edit.php'][25] = array(sprintf(__("Awaiting Moderation (%s)"), "<span id='awaitmod'>$awaiting_mod</span>"), 'edit_posts', 'moderation.php');
$submenu['edit.php'][30] = array(__('Files'), 'edit_files', 'templates.php');
$submenu['edit.php'][35] = array(__('Import'), 'import', 'import.php');
$submenu['edit.php'][40] = array(__('Export'), 'import', 'export.php');
$submenu['link-manager.php'][5] = array(__('Manage Bookmarks'), 'manage_links', 'link-manager.php');
$submenu['link-manager.php'][10] = array(__('Add Bookmark'), 'manage_links', 'link-add.php');