wp-admin/import/blogware.php

   1 <?php
   2 /**
   3  * Blogware XML Importer
   4  *
   5  * @package WordPress
   6  * @subpackage Importer
   7  * @author Shayne Sweeney
   8  * @link http://www.theshayne.com/
   9  */
  10
  11 /**
  12  * Blogware XML Importer class
  13  *
  14  * Extract posts from Blogware XML export file into your blog.
  15  *
  16  * @since unknown
  17  */
  18 class BW_Import {
  19
  20         var $file;
  21
  22         function header() {
  23                 echo '<div class="wrap">';
  24                 screen_icon();
  25                 echo '<h2>'.__('Import Blogware').'</h2>';
  26         }
  27
  28         function footer() {
  29                 echo '</div>';
  30         }
  31
  32         function unhtmlentities($string) { // From php.net for < 4.3 compat
  33                 $trans_tbl = get_html_translation_table(HTML_ENTITIES);
  34                 $trans_tbl = array_flip($trans_tbl);
  35                 return strtr($string, $trans_tbl);
  36         }
  37
  38         function greet() {
  39                 echo '<div class="narrow">';
  40                 echo '<p>'.__('Howdy! This importer allows you to extract posts from Blogware XML export file into your blog.  Pick a Blogware file to upload and click Import.').'</p>';
  41                 wp_import_upload_form("admin.php?import=blogware&amp;step=1");
  42                 echo '</div>';
  43         }
  44
  45         function _normalize_tag( $matches ) {
  46                 return '<' . strtolower( $matches[1] );
  47         }
  48
  49         function import_posts() {
  50                 global $wpdb, $current_user;
  51
  52                 set_magic_quotes_runtime(0);
  53                 $importdata = file($this->file); // Read the file into an array
  54                 $importdata = implode('', $importdata); // squish it
  55                 $importdata = str_replace(array ("\r\n", "\r"), "\n", $importdata);
  56
  57                 preg_match_all('|(<item[^>]+>(.*?)</item>)|is', $importdata, $posts);
  58                 $posts = $posts[1];
  59                 unset($importdata);
  60                 echo '<ol>';
  61                 foreach ($posts as $post) {
  62                         flush();
  63                         preg_match('|<item type=\"(.*?)\">|is', $post, $post_type);
  64                         $post_type = $post_type[1];
  65                         if($post_type == "photo") {
  66                                 preg_match('|<photoFilename>(.*?)</photoFilename>|is', $post, $post_title);
  67                         } else {
  68                                 preg_match('|<title>(.*?)</title>|is', $post, $post_title);
  69                         }
  70                         $post_title = $wpdb->escape(trim($post_title[1]));
  71
  72                         preg_match('|<pubDate>(.*?)</pubDate>|is', $post, $post_date);
  73                         $post_date = strtotime($post_date[1]);
  74                         $post_date = gmdate('Y-m-d H:i:s', $post_date);
  75
  76                         preg_match_all('|<category>(.*?)</category>|is', $post, $categories);
  77                         $categories = $categories[1];
  78
  79                         $cat_index = 0;
  80                         foreach ($categories as $category) {
  81                                 $categories[$cat_index] = $wpdb->escape($this->unhtmlentities($category));
  82                                 $cat_index++;
  83                         }
  84
  85                         if(strcasecmp($post_type, "photo") === 0) {
  86                                 preg_match('|<sizedPhotoUrl>(.*?)</sizedPhotoUrl>|is', $post, $post_content);
  87                                 $post_content = '<img src="'.trim($post_content[1]).'" />';
  88                                 $post_content = $this->unhtmlentities($post_content);
  89                         } else {
  90                                 preg_match('|<body>(.*?)</body>|is', $post, $post_content);
  91                                 $post_content = str_replace(array ('<![CDATA[', ']]>'), '', trim($post_content[1]));
  92                                 $post_content = $this->unhtmlentities($post_content);
  93                         }
  94
  95                         // Clean up content
  96                         $post_content = preg_replace_callback('|<(/?[A-Z]+)|', array( &$this, '_normalize_tag' ), $post_content);
  97                         $post_content = str_replace('<br>', '<br />', $post_content);
  98                         $post_content = str_replace('<hr>', '<hr />', $post_content);
  99                         $post_content = $wpdb->escape($post_content);
 100
 101                         $post_author = $current_user->ID;
 102                         preg_match('|<postStatus>(.*?)</postStatus>|is', $post, $post_status);
 103                         $post_status = trim($post_status[1]);
 104
 105                         echo '<li>';
 106                         if ($post_id = post_exists($post_title, $post_content, $post_date)) {
 107                                 printf(__('Post <em>%s</em> already exists.'), stripslashes($post_title));
 108                         } else {
 109                                 printf(__('Importing post <em>%s</em>...'), stripslashes($post_title));
 110                                 $postdata = compact('post_author', 'post_date', 'post_content', 'post_title', 'post_status');
 111                                 $post_id = wp_insert_post($postdata);
 112                                 if ( is_wp_error( $post_id ) ) {
 113                                         return $post_id;
 114                                 }
 115                                 if (!$post_id) {
 116                                         _e('Couldn&#8217;t get post ID');
 117                                         echo '</li>';
 118                                         break;
 119                                 }
 120                                 if(0 != count($categories))
 121                                         wp_create_categories($categories, $post_id);
 122                         }
 123
 124                         preg_match_all('|<comment>(.*?)</comment>|is', $post, $comments);
 125                         $comments = $comments[1];
 126
 127                         if ( $comments ) {
 128                                 $comment_post_ID = (int) $post_id;
 129                                 $num_comments = 0;
 130                                 foreach ($comments as $comment) {
 131                                         preg_match('|<body>(.*?)</body>|is', $comment, $comment_content);
 132                                         $comment_content = str_replace(array ('<![CDATA[', ']]>'), '', trim($comment_content[1]));
 133                                         $comment_content = $this->unhtmlentities($comment_content);
 134
 135                                         // Clean up content
 136                                         $comment_content = preg_replace_callback('|<(/?[A-Z]+)|', array( &$this, '_normalize_tag' ), $comment_content);
 137                                         $comment_content = str_replace('<br>', '<br />', $comment_content);
 138                                         $comment_content = str_replace('<hr>', '<hr />', $comment_content);
 139                                         $comment_content = $wpdb->escape($comment_content);
 140
 141                                         preg_match('|<pubDate>(.*?)</pubDate>|is', $comment, $comment_date);
 142                                         $comment_date = trim($comment_date[1]);
 143                                         $comment_date = date('Y-m-d H:i:s', strtotime($comment_date));
 144
 145                                         preg_match('|<author>(.*?)</author>|is', $comment, $comment_author);
 146                                         $comment_author = $wpdb->escape(trim($comment_author[1]));
 147
 148                                         $comment_author_email = NULL;
 149
 150                                         $comment_approved = 1;
 151                                         // Check if it's already there
 152                                         if (!comment_exists($comment_author, $comment_date)) {
 153                                                 $commentdata = compact('comment_post_ID', 'comment_author', 'comment_author_email', 'comment_date', 'comment_content', 'comment_approved');
 154                                                 $commentdata = wp_filter_comment($commentdata);
 155                                                 wp_insert_comment($commentdata);
 156                                                 $num_comments++;
 157                                         }
 158                                 }
 159                         }
 160                         if ( $num_comments ) {
 161                                 echo ' ';
 162                                 printf( _n('%s comment', '%s comments', $num_comments), $num_comments );
 163                         }
 164                         echo '</li>';
 165                         flush();
 166                         ob_flush();
 167                 }
 168                 echo '</ol>';
 169         }
 170
 171         function import() {
 172                 $file = wp_import_handle_upload();
 173                 if ( isset($file['error']) ) {
 174                         echo $file['error'];
 175                         return;
 176                 }
 177
 178                 $this->file = $file['file'];
 179                 $result = $this->import_posts();
 180                 if ( is_wp_error( $result ) )
 181                         return $result;
 182                 wp_import_cleanup($file['id']);
 183                 do_action('import_done', 'blogware');
 184                 echo '<h3>';
 185                 printf(__('All done. <a href="%s">Have fun!</a>'), get_option('home'));
 186                 echo '</h3>';
 187         }
 188
 189         function dispatch() {
 190                 if (empty ($_GET['step']))
 191                         $step = 0;
 192                 else
 193                         $step = (int) $_GET['step'];
 194
 195                 $this->header();
 196
 197                 switch ($step) {
 198                         case 0 :
 199                                 $this->greet();
 200                                 break;
 201                         case 1 :
 202                                 $result = $this->import();
 203                                 if ( is_wp_error( $result ) )
 204                                         $result->get_error_message();
 205                                 break;
 206                 }
 207
 208                 $this->footer();
 209         }
 210
 211         function BW_Import() {
 212                 // Nothing.
 213         }
 214 }
 215
 216 $blogware_import = new BW_Import();
 217
 218 register_importer('blogware', __('Blogware'), __('Import posts from Blogware.'), array ($blogware_import, 'dispatch'));
 219 ?>