| <?php |
| |
| class RSS_Import { |
| |
| var $posts = array (); |
| var $file; |
| |
| function header() { |
| echo '<div class="wrap">'; |
| echo '<h2>'.__('Import RSS').'</h2>'; |
| } |
| |
| function footer() { |
| echo '</div>'; |
| } |
| |
| function unhtmlentities($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 '<div class="narrow">'; |
| echo '<p>'.__('Howdy! This importer allows you to extract posts from an RSS 2.0 file into your blog. This is useful if you want to import your posts from a system that is not handled by a custom import tool. Pick an RSS file to upload and click Import.').'</p>'; |
| wp_import_upload_form("admin.php?import=rss&step=1"); |
| echo '</div>'; |
| } |
| |
| function get_posts() { |
| global $wpdb; |
| |
| set_magic_quotes_runtime(0); |
| $datalines = file($this->file); // Read the file into an array |
| $importdata = implode('', $datalines); // squish it |
| $importdata = str_replace(array ("\r\n", "\r"), "\n", $importdata); |
| |
| preg_match_all('|<item>(.*?)</item>|is', $importdata, $this->posts); |
| $this->posts = $this->posts[1]; |
| $index = 0; |
| foreach ($this->posts as $post) { |
| preg_match('|<title>(.*?)</title>|is', $post, $post_title); |
| $post_title = str_replace(array('<![CDATA[', ']]>'), '', $wpdb->escape( trim($post_title[1]) )); |
| |
| preg_match('|<pubdate>(.*?)</pubdate>|is', $post, $post_date_gmt); |
| |
| if ($post_date_gmt) { |
| $post_date_gmt = strtotime($post_date_gmt[1]); |
| } else { |
| // if we don't already have something from pubDate |
| preg_match('|<dc:date>(.*?)</dc:date>|is', $post, $post_date_gmt); |
| $post_date_gmt = preg_replace('|([-+])([0-9]+):([0-9]+)$|', '\1\2\3', $post_date_gmt[1]); |
| $post_date_gmt = str_replace('T', ' ', $post_date_gmt); |
| $post_date_gmt = strtotime($post_date_gmt); |
| } |
| |
| $post_date_gmt = gmdate('Y-m-d H:i:s', $post_date_gmt); |
| $post_date = get_date_from_gmt( $post_date_gmt ); |
| |
| preg_match_all('|<category>(.*?)</category>|is', $post, $categories); |
| $categories = $categories[1]; |
| |
| if (!$categories) { |
| preg_match_all('|<dc:subject>(.*?)</dc:subject>|is', $post, $categories); |
| $categories = $categories[1]; |
| } |
| |
| $cat_index = 0; |
| foreach ($categories as $category) { |
| $categories[$cat_index] = $wpdb->escape($this->unhtmlentities($category)); |
| $cat_index++; |
| } |
| |
| preg_match('|<guid.+?>(.*?)</guid>|is', $post, $guid); |
| if ($guid) |
| $guid = $wpdb->escape(trim($guid[1])); |
| else |
| $guid = ''; |
| |
| preg_match('|<content:encoded>(.*?)</content:encoded>|is', $post, $post_content); |
| $post_content = str_replace(array ('<![CDATA[', ']]>'), '', $wpdb->escape(trim($post_content[1]))); |
| |
| if (!$post_content) { |
| // This is for feeds that put content in description |
| preg_match('|<description>(.*?)</description>|is', $post, $post_content); |
| $post_content = $wpdb->escape($this->unhtmlentities(trim($post_content[1]))); |
| } |
| |
| // Clean up 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); |
| |
| $post_author = 1; |
| $post_status = 'publish'; |
| $this->posts[$index] = compact('post_author', 'post_date', 'post_date_gmt', 'post_content', 'post_title', 'post_status', 'guid', 'categories'); |
| $index++; |
| } |
| } |
| |
| function import_posts() { |
| echo '<ol>'; |
| |
| foreach ($this->posts as $post) { |
| echo "<li>".__('Importing post...'); |
| |
| extract($post); |
| |
| if ($post_id = post_exists($post_title, $post_content, $post_date)) { |
| _e('Post already imported'); |
| } else { |
| $post_id = wp_insert_post($post); |
| if ( is_wp_error( $post_id ) ) |
| return $post_id; |
| if (!$post_id) { |
| _e("Couldn't get post ID"); |
| return; |
| } |
| |
| if (0 != count($categories)) |
| wp_create_categories($categories, $post_id); |
| _e('Done !'); |
| } |
| echo '</li>'; |
| } |
| |
| echo '</ol>'; |
| |
| } |
| |
| function import() { |
| $file = wp_import_handle_upload(); |
| if ( isset($file['error']) ) { |
| echo $file['error']; |
| return; |
| } |
| |
| $this->file = $file['file']; |
| $this->get_posts(); |
| $result = $this->import_posts(); |
| if ( is_wp_error( $result ) ) |
| return $result; |
| wp_import_cleanup($file['id']); |
| |
| echo '<h3>'; |
| printf(__('All done. <a href="%s">Have fun!</a>'), get_option('home')); |
| echo '</h3>'; |
| } |
| |
| function dispatch() { |
| if (empty ($_GET['step'])) |
| $step = 0; |
| else |
| $step = (int) $_GET['step']; |
| |
| $this->header(); |
| |
| switch ($step) { |
| case 0 : |
| $this->greet(); |
| break; |
| case 1 : |
| check_admin_referer('import-upload'); |
| $result = $this->import(); |
| if ( is_wp_error( $result ) ) |
| echo $result->get_error_message(); |
| break; |
| } |
| |
| $this->footer(); |
| } |
| |
| function RSS_Import() { |
| // Nothing. |
| } |
| } |
| |
| $rss_import = new RSS_Import(); |
| |
| register_importer('rss', __('RSS'), __('Import posts from an RSS feed'), array ($rss_import, 'dispatch')); |
| ?> |