Wordpress 2.3.2
[autoinstalls/wordpress.git] / wp-admin / import / livejournal.php
1 <?php
2
3 class LJ_Import {
4
5         var $file;
6
7         function header() {
8                 echo '<div class="wrap">';
9                 echo '<h2>'.__('Import LiveJournal').'</h2>';
10         }
11
12         function footer() {
13                 echo '</div>';
14         }
15
16         function unhtmlentities($string) { // From php.net for < 4.3 compat
17                 $trans_tbl = get_html_translation_table(HTML_ENTITIES);
18                 $trans_tbl = array_flip($trans_tbl);
19                 return strtr($string, $trans_tbl);
20         }
21
22         function greet() {
23                 echo '<div class="narrow">';
24                 echo '<p>'.__('Howdy! Upload your LiveJournal XML export file and we&#8217;ll import the posts into this blog.').'</p>';
25                 echo '<p>'.__('Choose a LiveJournal XML file to upload, then click Upload file and import.').'</p>';
26                 wp_import_upload_form("admin.php?import=livejournal&amp;step=1");
27                 echo '</div>';
28         }
29
30         function import_posts() {
31                 global $wpdb, $current_user;
32
33                 set_magic_quotes_runtime(0);
34                 $importdata = file($this->file); // Read the file into an array
35                 $importdata = implode('', $importdata); // squish it
36                 $importdata = str_replace(array ("\r\n", "\r"), "\n", $importdata);
37
38                 preg_match_all('|<entry>(.*?)</entry>|is', $importdata, $posts);
39                 $posts = $posts[1];
40                 unset($importdata);
41                 echo '<ol>';
42                 foreach ($posts as $post) {
43                         preg_match('|<subject>(.*?)</subject>|is', $post, $post_title);
44                         $post_title = $wpdb->escape(trim($post_title[1]));
45                         if ( empty($post_title) ) {
46                                 preg_match('|<itemid>(.*?)</itemid>|is', $post, $post_title);
47                                 $post_title = $wpdb->escape(trim($post_title[1]));
48                         }
49
50                         preg_match('|<eventtime>(.*?)</eventtime>|is', $post, $post_date);
51                         $post_date = strtotime($post_date[1]);
52                         $post_date = date('Y-m-d H:i:s', $post_date);
53
54                         preg_match('|<event>(.*?)</event>|is', $post, $post_content);
55                         $post_content = str_replace(array ('<![CDATA[', ']]>'), '', trim($post_content[1]));
56                         $post_content = $this->unhtmlentities($post_content);
57
58                         // Clean up content
59                         $post_content = preg_replace('|<(/?[A-Z]+)|e', "'<' . strtolower('$1')", $post_content);
60                         $post_content = str_replace('<br>', '<br />', $post_content);
61                         $post_content = str_replace('<hr>', '<hr />', $post_content);
62                         $post_content = $wpdb->escape($post_content);
63
64                         $post_author = $current_user->ID;
65                         $post_status = 'publish';
66
67                         echo '<li>';
68                         if ($post_id = post_exists($post_title, $post_content, $post_date)) {
69                                 printf(__('Post <i>%s</i> already exists.'), stripslashes($post_title));
70                         } else {
71                                 printf(__('Importing post <i>%s</i>...'), stripslashes($post_title));
72                                 $postdata = compact('post_author', 'post_date', 'post_content', 'post_title', 'post_status');
73                                 $post_id = wp_insert_post($postdata);
74                                 if ( is_wp_error( $post_id ) )
75                                         return $post_id;
76                                 if (!$post_id) {
77                                         _e("Couldn't get post ID");
78                                         echo '</li>';
79                                         break;
80                                 }
81                         }
82
83                         preg_match_all('|<comment>(.*?)</comment>|is', $post, $comments);
84                         $comments = $comments[1];
85
86                         if ( $comments ) {
87                                 $comment_post_ID = (int) $post_id;
88                                 $num_comments = 0;
89                                 foreach ($comments as $comment) {
90                                         preg_match('|<event>(.*?)</event>|is', $comment, $comment_content);
91                                         $comment_content = str_replace(array ('<![CDATA[', ']]>'), '', trim($comment_content[1]));
92                                         $comment_content = $this->unhtmlentities($comment_content);
93
94                                         // Clean up content
95                                         $comment_content = preg_replace('|<(/?[A-Z]+)|e', "'<' . strtolower('$1')", $comment_content);
96                                         $comment_content = str_replace('<br>', '<br />', $comment_content);
97                                         $comment_content = str_replace('<hr>', '<hr />', $comment_content);
98                                         $comment_content = $wpdb->escape($comment_content);
99
100                                         preg_match('|<eventtime>(.*?)</eventtime>|is', $comment, $comment_date);
101                                         $comment_date = trim($comment_date[1]);
102                                         $comment_date = date('Y-m-d H:i:s', strtotime($comment_date));
103
104                                         preg_match('|<name>(.*?)</name>|is', $comment, $comment_author);
105                                         $comment_author = $wpdb->escape(trim($comment_author[1]));
106
107                                         preg_match('|<email>(.*?)</email>|is', $comment, $comment_author_email);
108                                         $comment_author_email = $wpdb->escape(trim($comment_author_email[1]));
109
110                                         $comment_approved = 1;
111                                         // Check if it's already there
112                                         if (!comment_exists($comment_author, $comment_date)) {
113                                                 $commentdata = compact('comment_post_ID', 'comment_author', 'comment_author_email', 'comment_date', 'comment_content', 'comment_approved');
114                                                 $commentdata = wp_filter_comment($commentdata);
115                                                 wp_insert_comment($commentdata);
116                                                 $num_comments++;
117                                         }
118                                 }
119                         }
120                         if ( $num_comments ) {
121                                 echo ' ';
122                                 printf(__('(%s comments)'), $num_comments);
123                         }
124                         echo '</li>';
125                 }
126                 echo '</ol>';
127         }
128
129         function import() {
130                 $file = wp_import_handle_upload();
131                 if ( isset($file['error']) ) {
132                         echo $file['error'];
133                         return;
134                 }
135
136                 $this->file = $file['file'];
137                 $result = $this->import_posts();
138                 if ( is_wp_error( $result ) )
139                         return $result;
140                 wp_import_cleanup($file['id']);
141
142                 echo '<h3>';
143                 printf(__('All done. <a href="%s">Have fun!</a>'), get_option('home'));
144                 echo '</h3>';
145         }
146
147         function dispatch() {
148                 if (empty ($_GET['step']))
149                         $step = 0;
150                 else
151                         $step = (int) $_GET['step'];
152
153                 $this->header();
154
155                 switch ($step) {
156                         case 0 :
157                                 $this->greet();
158                                 break;
159                         case 1 :
160                                 check_admin_referer('import-upload');
161                                 $result = $this->import();
162                                 if ( is_wp_error( $result ) )
163                                         echo $result->get_error_message();
164                                 break;
165                 }
166
167                 $this->footer();
168         }
169
170         function LJ_Import() {
171                 // Nothing.
172         }
173 }
174
175 $livejournal_import = new LJ_Import();
176
177 register_importer('livejournal', __('LiveJournal'), __('Import posts from a LiveJournal XML export file'), array ($livejournal_import, 'dispatch'));
178 ?>