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Attachment and post meta import improvements from tellyworth. fixes #5497

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git-svn-id: http://svn.automattic.com/wordpress/trunk@6428 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
ryan 2007-12-20 05:31:39 +00:00
parent 8273b56d60
commit 74cb5ee95d
1 changed files with 53 additions and 6 deletions
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59
wp-admin/import/wordpress.php
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@ -366,7 +366,7 @@ class WP_Import {
if ( $post_id && $post_ID ) {
$this->post_ids_processed[intval($post_ID)] = intval($post_id);
}
// Add categories.
if (count($categories) > 0) {
$post_cats = array();
@ -438,12 +438,24 @@ class WP_Import {
$key = $this->get_tag( $p, 'wp:meta_key' );
$value = $this->get_tag( $p, 'wp:meta_value' );
$value = stripslashes($value); // add_post_meta() will escape.
add_post_meta( $post_id, $key, $value );
$this->process_post_meta($post_id, $key, $value);
} }
do_action('import_post_added', $post_id);
print "</li>\n";
}
function process_post_meta($post_id, $key, $value) {
// the filter can return false to skip a particular metadata key
$_key = apply_filters('import_post_meta_key', $key);
if ( $_key ) {
add_post_meta( $post_id, $_key, $value );
do_action('import_post_meta', $post_id, $_key, $value);
}
}
function process_attachment($postdata, $remote_url) {
if ($this->fetch_attachments and $remote_url) {
printf( __('Importing attachment <i>%s</i>... '), htmlspecialchars($remote_url) );
@ -455,12 +467,29 @@ class WP_Import {
else {
print '('.size_format(filesize($upload['file'])).')';
}
if ( $info = wp_check_filetype($upload['file']) ) {
$postdata['post_mime_type'] = $info['type'];
}
else {
print __('Invalid file type');
return;
}
$postdata['guid'] = $upload['url'];
// as per wp-admin/includes/upload.php
$post_id = wp_insert_attachment($postdata, $upload['file']);
wp_update_attachment_metadata( $post_id, wp_generate_attachment_metadata( $post_id, $upload['file'] ) );
// remap the thumbnail url. this isn't perfect because we're just guessing the original url.
if ( preg_match('@^image/@', $info['type']) && $thumb_url = wp_get_attachment_thumb_url($post_id) ) {
$parts = pathinfo($remote_url);
$ext = $parts['extension'];
$name = basename($parts['basename'], ".{$ext}");
$this->url_remap[$parts['dirname'] . '/' . $name . '.thumbnail.' . $ext] = $thumb_url;
}
return $post_id;
}
else {
@ -499,19 +528,24 @@ class WP_Import {
return $upload;
}
// sort by strlen, longest string first
function cmpr_strlen($a, $b) {
return strlen($b) - strlen($a);
}
// update url references in post bodies to point to the new local files
function backfill_attachment_urls() {
// make sure we do the longest urls first, in case one is a substring of another
function cmpr_strlen($a, $b) {
return strlen($b) - strlen($a);
}
uksort($this->url_remap, 'cmpr_strlen');
uksort($this->url_remap, array(&$this, 'cmpr_strlen'));
global $wpdb;
foreach ($this->url_remap as $from_url => $to_url) {
// remap urls in post_content
$wpdb->query( $wpdb->prepare("UPDATE {$wpdb->posts} SET post_content = REPLACE(post_content, '%s', '%s')", $from_url, $to_url) );
// remap enclosure urls
$result = $wpdb->query( $wpdb->prepare("UPDATE {$wpdb->postmeta} SET meta_value = REPLACE(meta_value, '%s', '%s') WHERE meta_key='enclosure'", $from_url, $to_url) );
}
}
@ -527,11 +561,19 @@ class WP_Import {
}
}
}
function is_valid_meta_key($key) {
// skip _wp_attached_file metadata since we'll regenerate it from scratch
if ( $key == '_wp_attached_file' )
return false;
return $key;
}
function import($id, $fetch_attachments = false) {
$this->id = (int) $id;
$this->fetch_attachments = (bool) $fetch_attachments;
add_filter('import_post_meta_key', array($this, 'is_valid_meta_key'));
$file = get_attached_file($this->id);
$this->import_file($file);
}
@ -547,6 +589,11 @@ class WP_Import {
$result = $this->process_posts();
$this->backfill_parents();
$this->backfill_attachment_urls();
// clear the caches after backfilling
foreach ($this->post_ids_processed as $post_id)
clean_post_cache($post_id);
wp_defer_term_counting(false);
if ( is_wp_error( $result ) )
return $result;