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source: trunk/wp-content/plugins/xpressme/include/d3forum_comment_synchro.php @ 144

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Last change on this file since 144 was 144, checked in by toemon, 16 years ago
オブジェクト名$XPressMEを$xpress_configに変更（気分的な問題）
File size: 40.3 KB

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1	<?PHP
2	// $Id: xoops_version.php,v 0.4 2007/07/21 01:35:02 toemon $
3	// ------------------------------------------------------------------------ //
4	// XOOPS - PHP Content Management System //
5	// Copyright (c) 2000 XOOPS.org //
6	// <http://www.xoops.org/> //
7	// ------------------------------------------------------------------------ //
8	// This program is free software; you can redistribute it and/or modify //
9	// it under the terms of the GNU General Public License as published by //
10	// the Free Software Foundation; either version 2 of the License, or //
11	// (at your option) any later version. //
12	// //
13	// You may not change or alter any portion of this comment or credits //
14	// of supporting developers from this source code or any supporting //
15	// source code which is considered copyrighted (c) material of the //
16	// original comment or credit authors. //
17	// //
18	// This program is distributed in the hope that it will be useful, //
19	// but WITHOUT ANY WARRANTY; without even the implied warranty of //
20	// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
21	// GNU General Public License for more details. //
22	// //
23	// You should have received a copy of the GNU General Public License //
24	// along with this program; if not, write to the Free Software //
25	// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA //
26	// ------------------------------------------------------------------------ //
27	// Author: toemon //
28	// URL:http://www.toemon.com //
29	// ------------------------------------------------------------------------- //
30	function onaction_comment_post($comment_ID = "")
31	{
32	global $wpdb;
33	$comment_type = $wpdb->get_var("SELECT comment_type FROM $wpdb->comments WHERE comment_ID = $comment_ID");
34	if (!empty($comment_type)) return ;
35	return wp_comment_sync_to_d3forum($comment_ID,'post');
36	}
37	function onaction_edit_comment($comment_ID = "")
38	{
39	global $wpdb;
40	$comment_type = $wpdb->get_var("SELECT comment_type FROM $wpdb->comments WHERE comment_ID = $comment_ID");
41	if (!empty($comment_type)) return ;
42	return wp_comment_sync_to_d3forum($comment_ID,'edit');
43	}
44	function onaction_delete_comment($comment_ID = "")
45	{
46	global $wpdb;
47	$comment_type = $wpdb->get_var("SELECT comment_type FROM $wpdb->comments WHERE comment_ID = $comment_ID");
48	if (!empty($comment_type)) return ;
49	return wp_comment_sync_to_d3forum($comment_ID,'delete');
50	}
51	function onaction_delete_post($post_id)
52	{
53	wp_post_delete_sync($post_id);
54	}
55
56	function onaction_comment_close($post_id)
57	{
58	global $wpdb;
59	$status = $wpdb->get_var("SELECT comment_status FROM $wpdb->posts WHERE ID = $post_id");
60
61	if ($status =='open')
62	$lock = 0;
63	else
64	$lock = 1;
65	d3forum_topic_rock($post_id,$lock);
66	}
67
68	function onaction_comment_apobe($comment_ID){
69	global $wpdb;
70	$comment_type = $wpdb->get_var("SELECT comment_type FROM $wpdb->comments WHERE comment_ID = $comment_ID");
71	$status = $wpdb->get_var("SELECT comment_approved FROM $wpdb->comments WHERE comment_ID = $comment_ID");
72	if(is_null($status)) return;
73	// $status = wp_get_comment_status($comment_ID);
74	switch($status){
75	case 'approved':
76	case 1:
77	if (empty($comment_type)) onaction_edit_comment($comment_ID);
78	break;
79	case 'unapproved':
80	case 0:
81	if (empty($comment_type)) onaction_edit_comment($comment_ID);
82	break;
83	default:
84	break;
85	}
86	}
87
88	function disp_d3forum_comments($template_dir="", $file_name="")
89	{
90	if (is_xpress_mobile()) return $file_path;
91	$file_path = dirname(__FILE__) . '/d3forum_comment_disp.php';
92	return $file_path;
93	}
94
95
96	function d3f_module_found($forum_dir ='d3forum'){ //use admin/admin_enhanced.php
97	return file_exists( get_xoops_root_path() . '/modules/' . $forum_dir);
98	}
99
100	function d3f_forum_id_found($forum_id = 1 , $forum_dir ='d3forum'){ //use admin/admin_enhanced.php
101	global $xoops_db;
102
103	$d3f_forums = get_xoops_prefix() . $forum_dir . '_forums';
104
105	$sql = "SELECT forum_id ";
106	$sql .= "FROM $d3f_forums ";
107	$sql .= "WHERE ( forum_id = $forum_id )";
108
109	$forum_id = $xoops_db->get_var($sql);
110	if (empty($forum_id)){
111	return false;
112	}
113	return $forum_id;
114	}
115
116	function get_d3forum_post_ID($wp_comment_ID){
117	global $xoops_db;
118
119	$wp_d3forum_link = get_wp_prefix() . 'd3forum_link';
120
121	$sql = "SELECT post_id FROM $wp_d3forum_link WHERE comment_ID = $wp_comment_ID";
122	$post_id = $xoops_db->get_var($sql);
123	return $post_id;
124	}
125
126	function get_wp_comment_ID($d3forum_post_ID){
127	global $xoops_db;
128
129	$wp_d3forum_link = get_wp_prefix() . 'd3forum_link';
130
131	$sql = "SELECT comment_ID FROM $wp_d3forum_link WHERE post_id = $d3forum_post_ID";
132	$comment_ID = $xoops_db->get_var($sql);
133	return $comment_ID;
134	}
135
136	// Next, auto increment ID value used is acquired.
137	function get_next_auto_increment_id($table_name,$id_name){
138	global $xoops_db;
139	$sql = "SELECT MAX($id_name) as last_id FROM $table_name";
140	$get_id = $xoops_db->get_var($sql);
141	if (empty($get_id)){
142	return 1;
143	} else {
144	return $get_id + 1;
145	}
146	}
147
148	function is_d3forum_setting(){
149	global $xpress_config,$xoops_db;
150
151	$use_d3f = $xpress_config->is_use_d3forum;
152	if (empty($use_d3f)) {
153	return false;
154	}
155	$d3f_forum_id = $xpress_config->d3forum_forum_id;
156	$d3f_forum_dir = $xpress_config->d3forum_module_dir;
157	if (! d3f_module_found($d3f_forum_dir)) die( "D3Forum Directory ($d3f_forum_dir) not found" ) ;
158	if (! d3f_forum_id_found($d3f_forum_id , $d3f_forum_dir)) die( "D3Forum ForumID($d3f_forum_id) not found" ) ;
159
160	$xoops_db->query( "UPDATE ".get_xoops_prefix() . $d3f_forum_dir."_forums" ." SET forum_external_link_format='".addslashes($xpress_config->d3forum_external_link_format)."' WHERE forum_id= $d3f_forum_id" ) ;
161
162	return true;
163	}
164
165	function d3forum_topic_rock($wp_post_id,$lock = '0')
166	{
167	global $xpress_config,$xoops_db;
168
169	if (!is_d3forum_setting()) die('The setting of the D3Forum comment integration is wrong. ');
170	$d3f_forum_dir = $xpress_config->d3forum_module_dir;
171
172	$d3f_topic = get_xoops_prefix() . $d3f_forum_dir . '_topics';
173
174	$sql = "UPDATE $d3f_topic ";
175	$sql .= "SET topic_locked = $lock ";
176	$sql .= "WHERE topic_external_link_id = $wp_post_id" ;
177	$xoops_db->query($sql);
178	}
179
180	// All comments of WordPress are exported to the D3Forum comment.
181	function wp_to_d3forum($forum_id = 1, $d3f_prefix = 'd3forum'){
182	global $xpress_config,$xoops_db;
183
184	if (!is_d3forum_setting()) die('The setting of the D3Forum comment integration is wrong. ');
185
186	$d3forum_prefix = get_xoops_prefix() . $d3f_prefix . '_';
187	$xpress_prefix = get_wp_prefix();
188
189	$wp_comments = $xpress_prefix . 'comments';
190	$wp_d3forum_link = $xpress_prefix . 'd3forum_link';
191	$wp_posts = $xpress_prefix . 'posts';
192	$d3f_topic = $d3forum_prefix . 'topics'; // delete key forum_id
193	$d3f_forums = $d3forum_prefix . 'forums'; // delete key forum_id
194	$d3f_posts = $d3forum_prefix . 'posts'; // delete key topic_id
195	$d3f_users2topics = $d3forum_prefix . 'users2topics'; // delete key topic_id
196	$d3f_post_histories = $d3forum_prefix . 'post_histories'; // delete key post_id
197	$d3f_post_post_votes = $d3forum_prefix . 'post_votes'; // delete key post_id
198
199	//DELETE D3FORUM_TOPIC & D3FORUM_POSTS
200	$topics = $xoops_db->get_results("SELECT topic_id FROM $d3f_topic WHERE forum_id = $forum_id");
201	foreach($topics as $topic){
202	$now_topic_id = $topic->topic_id;
203	$posts = $xoops_db->get_results("SELECT post_id FROM $d3f_posts WHERE topic_id = $now_topic_id");
204	foreach($posts as $post){
205	$now_post_id = $post->post_id;
206	$xoops_db->query("DELETE FROM $d3f_post_histories WHERE post_id = $now_post_id");
207	$xoops_db->query("DELETE FROM $d3f_post_post_votes WHERE post_id = $now_post_id");
208	}
209	$xoops_db->query("DELETE FROM $d3f_posts WHERE topic_id = $now_topic_id");
210	$xoops_db->query("DELETE FROM $d3f_users2topics WHERE topic_id = $now_topic_id");
211	}
212	$sql = "UPDATE $d3f_forums ";
213	$sql .= "SET forum_topics_count = 0,forum_posts_count = 0,forum_last_post_id = 0,forum_last_post_time = 0 ";
214	$sql .= "WHERE forum_id = $forum_id" ;
215	$xoops_db->query($sql);
216
217	$xoops_db->query("DELETE FROM $d3f_topic WHERE forum_id = $forum_id");
218
219	$next_id = get_next_auto_increment_id($d3f_topic,'topic_id');
220	$xoops_db->query("ALTER TABLE $d3f_topic AUTO_INCREMENT = $next_id");
221
222	$next_id = get_next_auto_increment_id($d3f_posts,'post_id');
223	$xoops_db->query("ALTER TABLE $d3f_posts AUTO_INCREMENT = $next_id");
224
225	$next_id = get_next_auto_increment_id($d3f_post_histories,'history_id');
226	$xoops_db->query("ALTER TABLE $d3f_post_histories AUTO_INCREMENT = $next_id");
227
228	$next_id = get_next_auto_increment_id($d3f_post_post_votes,'vote_id');
229	$xoops_db->query("ALTER TABLE $d3f_post_post_votes AUTO_INCREMENT = $next_id");
230
231	//All the records in the wp_d3forum_link table are deleted.
232	$xoops_db->query("DELETE FROM $wp_d3forum_link WHERE 1");
233
234	//The comment is copied from the wordpress comment.
235	$sql = "SELECT comment_ID ";
236	$sql .= "FROM $wp_comments ";
237	$sql .= "WHERE (comment_approved NOT LIKE 'spam') AND (comment_type = '') ";
238	$sql .= "ORDER BY comment_ID";
239
240	$comment_count = 0;
241	$comments = $xoops_db->get_results($sql);
242	foreach($comments as $comment){
243	$comment_ID = $comment->comment_ID;
244	wp_comment_sync_to_d3forum($comment_ID ,'insert');
245	$comment_count++;
246	}
247
248	$return_str = "...Export $comment_count Comment OK ";
249
250	return $return_str;
251	}
252
253
254	// All comments of D3Forum are import to the WordPress comment.
255	function d3forum_to_wp($forum_id = 1, $d3f_prefix = 'd3forum'){
256	global $xpress_config,$xoops_db;
257	if (!is_d3forum_setting()) die('The setting of the D3Forum comment integration is wrong. ');
258
259	$d3forum_prefix = get_xoops_prefix() . $d3f_prefix . '_';
260	$xpress_prefix = get_wp_prefix() ;
261
262	$wp_comments = $xpress_prefix . 'comments';
263	$wp_d3forum_link = $xpress_prefix . 'd3forum_link';
264	$wp_dummy = $xpress_prefix . 'dummy';
265	$wp_d3forum_link = $xpress_prefix . 'd3forum_link';
266
267	$d3f_topic = $d3forum_prefix . 'topics';
268	$d3f_posts = $d3forum_prefix . 'posts';
269
270	$db_xoops_users = get_xoops_prefix() . 'users';
271
272	// The track back data is taken out of the comment table, and it returns it to the initialized comment table.
273	//copies it in the dummy table excluding a usual comment.
274	$xoops_db->query("CREATE TABLE $wp_dummy SELECT * FROM $wp_comments WHERE comment_type != ''");
275	//comment_ID of the dummy table is adjusted to all 0.
276	$xoops_db->query("UPDATE $wp_dummy SET `comment_ID` = 0");
277	//All the records in the comment table are deleted.
278	$xoops_db->query("DELETE FROM $wp_comments WHERE 1");
279	//The auto increment value of the comment table is reset in '1'.
280	$xoops_db->query("ALTER TABLE $wp_comments AUTO_INCREMENT =1");
281	//The content of dummy table is returned to the comment table.
282	$xoops_db->query("INSERT INTO $wp_comments SELECT * FROM $wp_dummy");;
283	//The dummy table is deleted.
284	$xoops_db->query("DROP TABLE $wp_dummy");
285	//All the records in the wp_d3forum_link table are deleted.
286	$xoops_db->query("DELETE FROM $wp_d3forum_link WHERE 1");
287
288	//All wp post comment count clear
289	$wp_posts = $xpress_prefix . 'posts';
290	$xoops_db->query("UPDATE $wp_posts SET comment_count = 0 WHERE 1 ");
291
292	//The comment is copied from the d3forum comment.
293	$d3f_sql = "SELECT $d3f_topic.forum_id, $d3f_topic.topic_external_link_id, $d3f_topic.topic_id, $d3f_posts.post_id, $d3f_posts.pid ";
294	$d3f_sql .= "FROM $d3f_topic LEFT JOIN $d3f_posts ON $d3f_topic.topic_id = $d3f_posts.topic_id ";
295	$d3f_sql .= "WHERE $d3f_topic.forum_id=$forum_id ";
296	$d3f_sql .= "ORDER BY $d3f_posts.post_id";
297
298	$d3f_res = $xoops_db->get_results($d3f_sql);
299	$import_count = 0;
300	foreach($d3f_res as $d3f_row){
301	$link_id = $d3f_row->topic_external_link_id;
302	$forum_id = $d3f_row->forum_id;
303	$topic_id = $d3f_row->topic_id;
304	$post_id = $d3f_row->post_id;
305
306	if(empty($link_id)){ echo "<p><font color='#FF0000'>PASS: empty topic.topic_external_link_id in topic_id($topic_id)</font></p>" ; continue;}
307	if(empty($post_id)){ echo "<p><font color='#FF0000'>PASS: empty topic_id=$topic_id in $d3f_posts</font></p>" ; continue;}
308
309	if ($d3f_row->pid == 0){
310	$mode = 'newtopic';
311	}else{
312	$mode = 'reply';
313	}
314	d3forum_sync_to_wp_comment( $mode , $link_id , $forum_id , $topic_id , $post_id);
315	$import_count++;
316	}
317	$return_str = "...Import $import_count Comment OK ";
318	return $return_str;
319	}
320
321	//When post of wordpress is deleted, the comment on relating d3forum is deleted.
322
323	function wp_post_delete_sync($post_id){
324	global $xpress_config,$xoops_db;
325
326	if (!is_d3forum_setting()) die('The setting of the D3Forum comment integration is wrong. ');
327	$d3forum_dirname = $xpress_config->d3forum_module_dir;
328	$d3forum_prefix = get_xoops_prefix() . $d3forum_dirname . '_';
329
330	$post_id = intval( $post_id ) ;
331
332	$d3f_topics = $d3forum_prefix . 'topics';
333
334	$sql = "SELECT topic_id,topic_first_post_id FROM $d3f_topics WHERE topic_external_link_id = $post_id";
335	$row = $xoops_db->get_row($sql) ;
336
337	if(empty($row)) return ;
338	$topic_id = $row->topic_id;
339	$topic_first_post_id = $row->topic_first_post_id;
340	wp_d3forum_delete_post_recursive( $d3forum_dirname , $topic_first_post_id ,true);
341	// wp_d3forum_delete_topic( $d3forum_dirname , $topic_id );
342	wp_d3forum_sync_topic( $d3forum_dirname , $topic_id ) ;
343	}
344
345	// The content is reflected in the WordPress comment when there is a change in the D3Forum comment.
346
347	function d3forum_sync_to_wp_comment( $mode , $link_id , $forum_id , $topic_id , $post_id = 0 ){
348	global $xpress_config,$xoops_db;
349
350	if (!is_d3forum_setting()) die('The setting of the D3Forum comment integration is wrong. ');
351	$d3forum_prefix = get_xoops_prefix() . $xpress_config->d3forum_module_dir . '_';
352	$xpress_prefix = get_wp_prefix();
353
354	$wp_comments = $xpress_prefix . 'comments';
355	$wp_posts = $xpress_prefix . 'posts';
356	$wp_d3forum_link = $xpress_prefix . 'd3forum_link';
357
358	$d3f_posts = $d3forum_prefix . 'posts';
359	$d3f_topics = $d3forum_prefix . 'topics';
360	$d3f_users2topics = $d3forum_prefix . 'users2topics';
361	$d3f_post_votes = $d3forum_prefix . 'post_votes';
362
363	$db_xoops_users = get_xoops_prefix() . 'users';
364
365	$comment_post_ID = $link_id;
366
367	$d3f_sql = "SELECT $d3f_posts.guest_name, ";
368	$d3f_sql .= "$d3f_posts.guest_email, $d3f_posts.guest_url, $d3f_posts.poster_ip, $d3f_posts.post_time, ";
369	$d3f_sql .= "$d3f_posts.post_text, $d3f_posts.approval, $d3f_posts.uid ,$d3f_posts.pid ";
370	$d3f_sql .= "FROM $d3f_posts ";
371	$d3f_sql .= "WHERE $d3f_posts.post_id = $post_id";
372
373	$d3f_row = $xoops_db->get_row($d3f_sql) ;
374	if (empty($d3f_row)) die('...Err. OPEN D3Forum Data (' . $d3f_sql . ')');
375	$uid = $d3f_row->uid;
376	if (!empty($uid)) {
377	$xu_sql = "SELECT uid ,name ,uname ,email , url FROM $db_xoops_users WHERE uid = $uid";
378	$xu_row = $xoops_db->get_row($xu_sql);
379	if (empty($xu_row)){
380	$user_display_name = '';
381	}else {
382	if (empty($xu_row->name)){
383	$user_display_name = $xu_row->uname;
384	} else {
385	$user_display_name = $xu_row->name;
386	}
387	$comment_author_email = "'" . $xu_row->email . "'";
388	$comment_author_url = "'" . $xu_row->url . "'";
389	}
390	$comment_author = "'" . addSlashes($user_display_name) . "'";
391	} else {
392	$comment_author = "'" . addSlashes($d3f_row->guest_name) . "'";
393	$comment_author_email = "'" . $d3f_row->guest_email . "'";
394	$comment_author_url = "'" . $d3f_row->guest_url . "'";
395	}
396	$comment_author_IP = "'" . $d3f_row->poster_ip . "'";
397	$comment_date = "'" . date('Y-m-d H:i:s' , $d3f_row->post_time) . "'";
398	$comment_content = "'" . addSlashes($d3f_row->post_text) . "'";
399	$comment_approved = "'" . $d3f_row->approval . "'";
400	$user_ID = $d3f_row->uid;
401	$comment_date_gmt = "'" . gmdate('Y-m-d H:i:s' , $d3f_row->post_time) . "'";
402	$comment_type = '';
403	if ($d3f_row->pid > 0) {
404	$comment_parent = get_wp_comment_ID($d3f_row->pid);
405	} else {
406	$comment_parent = 0 ;
407	}
408
409
410	switch($mode){
411	case 'reply':
412	case 'newtopic' :
413	$wp_sql = "INSERT INTO $wp_comments ";
414	$wp_sql .= "(comment_post_ID , comment_author , comment_author_email , comment_author_url , comment_author_IP , ";
415	$wp_sql .= "comment_date , comment_content , comment_approved , user_id , comment_date_gmt, comment_parent) ";
416	$wp_sql .= "VALUES ";
417	$wp_sql .= "($comment_post_ID, $comment_author, $comment_author_email, $comment_author_url, $comment_author_IP, ";
418	$wp_sql .= "$comment_date, $comment_content, $comment_approved, $user_ID, $comment_date_gmt, $comment_parent)";
419
420	$wp_res = $xoops_db->query($wp_sql);
421	if ($wp_res === false) die( '...Err. INSERT' . $wp_comments . '(' . $wp_sql . ')');
422	$comment_ID = mysql_insert_id();
423	$wp_sql = "UPDATE $wp_posts SET comment_count = comment_count +1 WHERE ID = $comment_post_ID";
424	$xoops_db->query($wp_sql);
425	$wp_sql = "INSERT INTO $wp_d3forum_link ";
426	$wp_sql .= "(comment_ID , post_id) ";
427	$wp_sql .= "VALUES ";
428	$wp_sql .= "($comment_ID, $post_id)";
429	$xoops_db->query($wp_sql);
430	if ($comment_approved ==0) do_CommentWaiting($comment_ID, $post_id);
431	break;
432	case 'edit':
433	$comment_ID = "SELECT comment_ID FROM $wp_d3forum_link WHERE post_id = $post_id";
434	$comment_ID = $xoops_db->get_var("SELECT comment_ID FROM $wp_d3forum_link WHERE post_id = $post_id");
435	if (empty($comment_ID)) die('...Err. EDIT' . $wp_comments . '(' . $wp_sql . ')');
436	$wp_sql = "UPDATE $wp_comments SET comment_content = $comment_content , comment_date_gmt = $comment_date_gmt WHERE comment_ID = $comment_ID";
437	$wp_res = $xoops_db->query($wp_sql);
438	if (empty($wp_res)) die( '...Err. UPDATE' . $wp_comments . '(' . $wp_sql . ')');
439	break;
440	case 'delete':
441	// wordpress comments delete
442	$comment_ID = get_wp_comment_ID($post_id);
443	if ($comment_ID > 0){
444	$sql= "SELECT comment_type FROM $wp_comments WHERE comment_ID = $comment_ID";
445	$comment_type= $xoops_db->get_var("SELECT comment_type FROM $wp_comments WHERE comment_ID = $comment_ID");
446	if (!empty($comment_type)) break;
447	$xoops_db->query("DELETE FROM $wp_comments WHERE comment_ID = $comment_ID");
448	$xoops_db->query("DELETE FROM $wp_d3forum_link WHERE post_id = $post_id");
449	$xoops_db->query("UPDATE $wp_posts SET comment_count = comment_count -1 WHERE ID = $comment_post_ID");
450	}
451	break;
452	default :
453	}
454
455	return true ;
456	}
457
458	// The content is reflected in the D3Forum comment when there is a change in the WordPress comment.
459	function wp_comment_sync_to_d3forum($comment_ID = 0,$sync_mode){
460	global $xpress_config,$xoops_db;
461
462	if (!is_d3forum_setting()) die('The setting of the D3Forum comment integration is wrong. ');
463
464	$d3f_forum_id = $xpress_config->d3forum_forum_id;
465	$d3f_forum_dir = $xpress_config->d3forum_module_dir;
466
467	$d3forum_prefix = get_xoops_prefix() . $d3f_forum_dir . '_';
468	$xpress_prefix = get_wp_prefix();
469	$wp_comments = $xpress_prefix . 'comments';
470	$wp_posts = $xpress_prefix . 'posts';
471	$wp_d3forum_link = $xpress_prefix . 'd3forum_link';
472	$d3f_topic = $d3forum_prefix . 'topics';
473	$d3f_posts = $d3forum_prefix . 'posts';
474
475	$sql = "SELECT $wp_comments.comment_ID,$wp_comments.comment_post_ID, ";
476	$sql .= "$wp_comments.comment_author, $wp_comments.comment_author_email, $wp_comments.comment_date, ";
477	$sql .= "$wp_comments.comment_author_url, $wp_comments.comment_author_IP, ";
478	$sql .= "$wp_comments.comment_content, $wp_comments.comment_karma, ";
479	$sql .= "$wp_comments.comment_approved, $wp_comments.comment_agent, ";
480	$sql .= "$wp_comments.comment_type, $wp_comments.comment_parent, $wp_comments.user_id, ";
481	$sql .= "$wp_posts.post_title ,$wp_posts.comment_count ";
482	$sql .= "FROM $wp_comments INNER JOIN $wp_posts ON $wp_comments.comment_post_ID = $wp_posts.ID ";
483	$sql .= "WHERE (comment_ID = $comment_ID) AND ($wp_comments.comment_approved NOT LIKE 'spam') ";
484
485	$row = $xoops_db->get_row($sql) ;
486	if(empty($row)) die( 'READ ' . $wp_comments . '_NG...' .$sql);
487	if (! empty($row->comment_type)) return;
488
489	$forum_id = $d3f_forum_id;
490	$d3forum_dirname =$d3f_forum_dir;
491	$topic_external_link_id = $row->comment_post_ID; //There is information on WP post_ID in topic_external_link_id of D3Forum
492	$topic_title = 'Re.' . addSlashes($row->post_title);
493	$post_time = strtotime($row->comment_date); // or $row2['comment_date_gmt']
494	$modified_time = strtotime($row->comment_date); // or $row2['comment_date_gmt']
495	$uid = $row->user_id;
496	$poster_ip = "'" . addslashes($row->comment_author_IP ). "'";
497	$modifier_ip = "'" . addslashes($row->comment_author_IP) . "'";
498	$subject = "'" . $topic_title . "'";
499	$post_text = "'" . addSlashes($row->comment_content) . "'";
500	$guest_name = "'" . addSlashes($row->comment_author) . "'";
501	$guest_email = "'" . $row->comment_author_email . "'";
502	$guest_url = "'" . $row->comment_author_url . "'";
503	$approval = $row->comment_approved;
504	$comment_count = $row->comment_count;
505	$comment_parent = $row->comment_parent;
506
507	if ($sync_mode == 'delete'){
508	$mode = 'delete';
509	$delete_post_id = $xoops_db->get_var("SELECT post_id FROM $wp_d3forum_link WHERE comment_ID = $comment_ID");
510	if (empty($delete_post_id)) return;
511	$topic_id = $xoops_db->get_var("SELECT topic_id FROM $d3f_topic WHERE topic_external_link_id = $topic_external_link_id AND forum_id = $forum_id");
512	if (empty($topic_id)) return;
513	}else{
514	// Does the first comment (= topic) on the post exist?
515	$sql = "SELECT * FROM $d3f_topic WHERE topic_external_link_id = $topic_external_link_id AND forum_id = $forum_id";
516	$row = $xoops_db->get_row($sql) ;
517	$topic_first_post_id = $row->topic_first_post_id;
518	if (empty($row)){
519	$mode = $mode = 'newtopic';
520	} else {
521	$topic_id = $row->topic_id;
522
523	// if comment on same ID exists then edits comment else reply comment
524	$row = $xoops_db->get_row("SELECT * FROM $wp_d3forum_link WHERE comment_ID = $comment_ID") ;
525
526	if (!empty($row)){
527	$mode = $mode = 'edit';
528	$edit_post_id = $row->post_id;
529	} else {
530	$mode = $mode = 'reply';
531	$reply_pid = 0;
532	if ($comment_parent > 0) {
533	$reply_pid = get_d3forum_post_ID($comment_parent);
534	}
535	if ($reply_pid == 0) {
536	$reply_pid = $topic_first_post_id; //reply_first_comment
537	}
538	}
539	}
540	}
541	$modified_time = $post_time;
542
543	// make set part of INSERT or UPDATE (refalence d3forum main/post.php)
544	$set4sql = "modified_time= $modified_time , modifier_ip= $modifier_ip " ;
545	$set4sql .= ",subject= $subject " ;
546	$set4sql .= ",post_text= $post_text " ;
547
548	if($uid == 0) {
549	@list( $guest_name , $trip_base ) = explode( '#' , $guest_name , 2 ) ;
550	if( ! trim( @$guest_name ) ) $guest_name = get_xoops_config('anonymous_name',$d3f_forum_dir) ;
551	if( ! empty( $trip_base ) && function_exists( 'crypt' ) ) {
552	$salt = strtr( preg_replace( '/[^\.-z]/' , '.' , substr( $trip_base . 'H.' , 1 , 2 ) ) , ':;<=>?@[\]^_`' , 'ABCDEFGabcdef' ) ;
553	$guest_trip = substr( crypt( $trip_base , $salt ) , -10 ) ;
554	} else {
555	$guest_trip = '' ;
556	}
557	$guest_url = preg_match( '#^https?\://#' , $guest_url ) ? $guest_url : '' ;
558	foreach( array('guest_name','guest_email','guest_url','guest_trip') as $key ) {
559	$set4sql .= ",$key='".addslashes($$key)."'" ;
560	}
561	if( ! empty( $guest_pass ) ) {
562	$set4sql .= ",guest_pass_md5='".md5($guest_pass.'d3forum')."'" ;
563	}
564	}
565
566	$hide_uid = get_xoops_config('allow_hideuid',$d3f_forum_dir);
567
568	switch($mode){
569	case 'edit':
570	$edit_post = $xoops_db->get_row("SELECT * FROM $d3f_posts WHERE post_id= $edit_post_id ");
571	if(empty($edit_post)) die( 'READ ' . $d3forum_comments . '_NG...' .$sql);
572	// approval
573	if( $approval ) {
574	$set4sql .= ',approval=1' ;
575	$topic_invisible = 0 ;
576	$need_notify = true ;
577	} else {
578	$set4sql .= ',approval=0' ;
579	$topic_invisible = 0 ;
580	$need_admin_notify = true ;
581	}
582	// hide_uid
583	if( $hide_uid ) {
584	$set4sql .= ",uid=0,uid_hidden='$uid'" ;
585	} else {
586	$set4sql .= ",uid='$uid',uid_hidden=0" ;
587	}
588
589	// update post specified post_id
590	wp_d3forum_transact_make_post_history( $d3forum_dirname , $edit_post_id ) ;
591	$sql = "UPDATE ".$d3f_posts." SET $set4sql WHERE post_id=$edit_post_id";
592	$xoops_db->query($sql);
593	$xoops_db->query($sql) ;
594	if ($edit_post_pid == 0){
595	$sql = "UPDATE ".$d3f_topic." SET topic_invisible=$topic_invisible WHERE topic_id=$topic_id";
596	$xoops_db->query($sql);
597	}
598	wp_d3forum_sync_topic( $d3forum_dirname , $topic_id , true , ! $edit_post_pid ) ;
599	break;
600
601	case 'reply' :
602	// approval
603	if( $approval ) {
604	$set4sql .= ',approval=1' ;
605	$need_notify = true ;
606	} else {
607	$set4sql .= ',approval=0' ;
608	$need_admin_notify = true ;
609	}
610
611	// hide_uid
612	if( $hide_uid ) {
613	$set4sql .= ",uid=0,uid_hidden='$uid'" ;
614	} else {
615	$set4sql .= ",uid='$uid',uid_hidden=0" ;
616	}
617
618	// create post under specified post_id
619	$sql = "INSERT INTO ".$d3f_posts." SET $set4sql,pid=$reply_pid,topic_id=$topic_id,post_time=$post_time,poster_ip=$poster_ip";
620	$xoops_db->query($sql) ;
621	$post_id = mysql_insert_id();
622	wp_d3forum_sync_topic( $d3forum_dirname , $topic_id ) ;
623
624	$wp_sql = "INSERT INTO $wp_d3forum_link ";
625	$wp_sql .= "(comment_ID , post_id) ";
626	$wp_sql .= "VALUES ";
627	$wp_sql .= "($comment_ID, $post_id)";
628	$xoops_db->query($wp_sql);
629
630	break;
631
632	case 'newtopic':
633	// approval
634	if( $approval ) {
635	$set4sql .= ',approval=1' ;
636	$topic_invisible = 0 ;
637	$need_notify = true ;
638	} else {
639	$set4sql .= ',approval=0' ;
640	$topic_invisible = 0 ;
641	$need_admin_notify = true ;
642	}
643
644	// hide_uid
645	if( $hide_uid ) {
646	$set4sql .= ",uid=0,uid_hidden='$uid'" ;
647	} else {
648	$set4sql .= ",uid='$uid',uid_hidden=0" ;
649	}
650
651	// create topic and get a new topic_id
652	$sql = "INSERT INTO ".$d3f_topic." SET forum_id=$forum_id,topic_invisible=$topic_invisible,topic_external_link_id='".addslashes($topic_external_link_id)."'";
653	$xoops_db->query($sql) ;
654	$topic_id = mysql_insert_id();
655	// create post in the topic
656	$sql = "INSERT INTO ".$d3f_posts." SET $set4sql,topic_id=$topic_id,post_time=$post_time,poster_ip=$poster_ip";
657	$xoops_db->query($sql) ;
658	$post_id = mysql_insert_id();
659	wp_d3forum_sync_topic( $d3forum_dirname , $topic_id , true , true ) ;
660
661	$wp_sql = "INSERT INTO $wp_d3forum_link ";
662	$wp_sql .= "(comment_ID , post_id , wp_post_ID) ";
663	$wp_sql .= "VALUES ";
664	$wp_sql .= "($comment_ID, $post_id, $topic_external_link_id)";
665	$xoops_db->query($wp_sql);
666
667	break;
668	case 'delete':
669	wp_d3forum_delete_post_recursive( $d3forum_dirname , $delete_post_id );
670	wp_d3forum_sync_topic( $d3forum_dirname , $topic_id ) ;
671	break;
672	default:
673	}
674
675	// increment post
676	if( is_object( @$xoopsUser ) && $mode != 'edit' ) {
677	$xoopsUser->incrementPost() ;
678	}
679	// set u2t_marked
680	$allow_mark = get_xoops_config('allow_mark',$d3f_forum_dir);
681
682	if( $uid && $allow_mark) {
683	$u2t_marked = empty( $_POST['u2t_marked'] ) ? 0 : 1 ;
684	$sql = "UPDATE ".$d3forum_prefix."users2topics"." SET u2t_marked=$u2t_marked,u2t_time=UNIX_TIMESTAMP() WHERE uid=$uid AND topic_id=$topic_id" ;
685	if( ! $xoops_db->query($sql)){
686	$sql = "INSERT INTO ".$d3forum_prefix."users2topics"." SET uid=$uid,topic_id=$topic_id,u2t_marked=$u2t_marked,u2t_time=UNIX_TIMESTAMP()" ;
687	$xoops_db->query($sql);
688	}
689	}
690	}
691
692
693	// ******************** refrence by d3forum *******************************************
694	// delete posts recursively
695	function wp_d3forum_delete_post_recursive( $d3forum_dirname , $post_id ,$isChild = false)
696	{
697	$post_id = intval( $post_id ) ; // post_id is d3forum post(comments) id.
698	global $xpress_config,$xoops_db;
699	$d3forum_prefix = get_xoops_prefix() . $d3forum_dirname . '_';
700	$xpress_prefix = get_wp_prefix();
701
702	$topic_id = $xoops_db->get_var("SELECT topic_id FROM ".$d3forum_prefix."posts WHERE post_id=$post_id");
703
704	//It deletes it if there is a child comment.
705	$sql = "SELECT post_id FROM ".$d3forum_prefix ."posts"." WHERE pid=$post_id" ;
706	$child_comments = $xoops_db->get_results("SELECT post_id FROM ".$d3forum_prefix ."posts"." WHERE pid=$post_id");
707	foreach($child_comments as $child_comment){
708	wp_d3forum_delete_post_recursive( $d3forum_dirname , $child_comment->post_id ,true) ;
709	}
710	wp_d3forum_transact_make_post_history( $d3forum_dirname , $post_id , true ) ;
711	$xoops_db->query( "DELETE FROM ".$d3forum_prefix."posts WHERE post_id=$post_id" ) ;
712	$xoops_db->query( "DELETE FROM ".$d3forum_prefix."post_votes WHERE post_id=$post_id" ) ;
713
714	$wp_comments = $xpress_prefix . 'comments';
715	$wp_posts = $xpress_prefix . 'posts';
716	$wp_d3forum_link = $xpress_prefix . 'd3forum_link';
717
718	$comment_ID = get_wp_comment_ID($post_id); // get wordpress comment ID
719	if ($comment_ID > 0){
720	$comment_post_ID = $xoops_db->get_var("SELECT comment_post_ID FROM $wp_comments WHERE comment_ID = $comment_ID");
721	if ($isChild){ //The first comment is deleted on the WordPress side.
722	$xoops_db->query("DELETE FROM $wp_comments WHERE comment_ID = $comment_ID");
723	if (!empty($comment_post_ID)){
724	$xoops_db->query("UPDATE $wp_posts SET comment_count = comment_count -1 WHERE ID = $comment_post_ID");
725	}
726	}
727	$xoops_db->query("DELETE FROM $wp_d3forum_link WHERE post_id = $post_id");
728	}
729	}
730
731
732	// delete a topic
733	function wp_d3forum_delete_topic( $d3forum_dirname , $topic_id , $delete_also_posts = true )
734	{
735	global $xpress_config,$xoops_db;
736	$d3forum_prefix = get_xoops_prefix() . $d3forum_dirname . '_';
737	$xpress_prefix = get_wp_prefix();
738
739	$topic_id = intval( $topic_id ) ;
740
741	// delete posts
742	if( $delete_also_posts ) {
743	$posts = $xoops_db->query("SELECT post_id FROM ".$d3forum_prefix."posts WHERE topic_id=$topic_id");
744	if( !empty($posts)) {
745	foreach($posts as $post){
746	wp_d3forum_delete_post_recursive( $d3forum_dirname , $post->post_id ) ;
747	}
748	}
749	}
750
751	// delete notifications about this topic
752
753	// delete topic
754	$xoops_db->query( "DELETE FROM ".$d3forum_prefix."topics WHERE topic_id=$topic_id" );
755	// delete u2t
756	$xoops_db->query( "DELETE FROM ".$d3forum_prefix."users2topics WHERE topic_id=$topic_id" );
757	}
758
759
760	// store redundant informations to a topic from its posts
761	// and rebuild tree informations (depth, order_in_tree)
762	function wp_d3forum_sync_topic( $d3forum_dirname , $topic_id , $sync_also_forum = true , $sync_topic_title = false )
763	{
764	global $xpress_config,$xoops_db;
765	$d3forum_prefix = get_xoops_prefix() . $d3forum_dirname . '_';
766	$xpress_prefix = get_wp_prefix();
767
768	$topic_id = intval( $topic_id ) ;
769
770	$forum_id = $xoops_db->get_var("SELECT forum_id FROM ".$d3forum_prefix."topics WHERE topic_id=$topic_id");
771
772	// get first_post_id
773	$first_post_id = $xoops_db->get_var("SELECT post_id FROM ".$d3forum_prefix."posts WHERE topic_id=$topic_id AND pid=0");
774
775	// get last_post_id and total_posts
776	$sql = "SELECT MAX(post_id) as last_post_id,COUNT(post_id) as total_posts FROM ".$d3forum_prefix."posts WHERE topic_id=$topic_id" ;
777	$row = $xoops_db->get_row($sql);
778	$last_post_id = $row->last_post_id;
779	$total_posts = $row->total_posts;
780
781	if( empty( $total_posts ) ) {
782	// this is empty topic should be removed
783	wp_d3forum_delete_topic( $d3forum_dirname , $topic_id ,0) ;
784
785	} else {
786
787	// update redundant columns in topics table
788	$row = $xoops_db->get_row( "SELECT post_time,uid,subject,unique_path FROM ".$d3forum_prefix."posts WHERE post_id=$first_post_id" ) ;
789	$first_post_time = $row->post_time;
790	$first_uid = $row->uid;
791	$first_subject = $row->subject;
792	$unique_path = $row->unique_path;
793	$row = $xoops_db->get_row( "SELECT post_time,uid FROM ".$d3forum_prefix."posts WHERE post_id=$last_post_id" ) ;
794	$last_post_time = $row->post_time;
795	$last_uid = $row->uid;
796	// sync topic_title same as first post's subject if specified
797	$topictitle4set = $sync_topic_title ? "topic_title='".addslashes($first_subject)."'," : "" ;
798
799	$xoops_db->query( "UPDATE ".$d3forum_prefix."topics SET {$topictitle4set} topic_posts_count=$total_posts, topic_first_uid=$first_uid, topic_first_post_id=$first_post_id, topic_first_post_time=$first_post_time, topic_last_uid=$last_uid, topic_last_post_id=$last_post_id, topic_last_post_time=$last_post_time WHERE topic_id=$topic_id" );
800
801	// rebuild tree informations
802	$tree_array = wp_d3forum_maketree_recursive( $d3forum_prefix."posts" , intval( $first_post_id ) , 'post_id' , array() , 0 , empty( $unique_path ) ? '.1' : $unique_path ) ;
803	if( ! empty( $tree_array ) ) {
804	foreach( $tree_array as $key => $val ) {
805	$xoops_db->query( "UPDATE ".$d3forum_prefix."posts SET depth_in_tree=".$val['depth'].", order_in_tree=".($key+1).", unique_path='".addslashes($val['unique_path'])."' WHERE post_id=".$val['post_id'] ) ;
806	}
807	}
808	}
809
810	if( $sync_also_forum )
811	return wp_d3forum_sync_forum( $d3forum_dirname , $forum_id ) ;
812	else
813	return true ;
814	}
815
816	function wp_d3forum_maketree_recursive( $tablename , $post_id , $order = 'post_id' , $parray = array() , $depth = 0 , $unique_path = '.1' )
817	{
818	global $xpress_config,$xoops_db;
819
820	$parray[] = array( 'post_id' => $post_id , 'depth' => $depth , 'unique_path' => $unique_path ) ;
821
822	$sql = "SELECT post_id,unique_path FROM $tablename WHERE pid=$post_id ORDER BY $order" ;
823	if( ! $result = $xoops_db->get_results( $sql )) {
824	return $parray ;
825	}
826	$new_post_ids = array() ;
827	$max_count_of_last_level = 0 ;
828	foreach($result as $row){
829	$new_post_id = $row->post_id;
830	$new_unique_path = $row->unique_path;
831	$new_post_ids[ intval( $new_post_id ) ] = $new_unique_path ;
832	if( ! empty( $new_unique_path ) ) {
833	$count_of_last_level = intval( substr( strrchr( $new_unique_path , '.' ) , 1 ) ) ;
834	if( $max_count_of_last_level < $count_of_last_level ) {
835	$max_count_of_last_level = $count_of_last_level ;
836	}
837	}
838	}
839	foreach( $new_post_ids as $new_post_id => $new_unique_path ) {
840	if( empty( $new_unique_path ) ) {
841	$new_unique_path = $unique_path . '.' . ++ $max_count_of_last_level ;
842	}
843	$parray = wp_d3forum_maketree_recursive( $tablename , $new_post_id , $order , $parray , $depth + 1 , $new_unique_path ) ;
844	}
845	return $parray ;
846	}
847
848	function wp_d3forum_makecattree_recursive( $tablename , $cat_id , $order = 'cat_weight' , $parray = array() , $depth = 0 , $cat_title = '' )
849	{
850	global $xoops_db;
851
852	$parray[] = array( 'cat_id' => $cat_id , 'depth' => $depth , 'cat_title' => $cat_title ) ;
853
854	$sql = "SELECT cat_id,cat_title FROM $tablename WHERE pid=$cat_id ORDER BY $order" ;
855	$results = $xoops_db->get_results( $sql ) ;
856	if( empty($results) ) {
857	return $parray ;
858	}
859	foreach($result as $row){
860	$new_cat_id = $row->cat_id;
861	$new_cat_title = $row->cat_title;
862	$parray = wp_d3forum_makecattree_recursive( $tablename , $new_cat_id , $order , $parray , $depth + 1 , $new_cat_title ) ;
863	}
864	return $parray ;
865	}
866
867
868	// store redundant informations to a forum from its topics
869	function wp_d3forum_sync_forum( $d3forum_dirname , $forum_id , $sync_also_category = true )
870	{
871	global $xoops_db;
872	$d3forum_prefix = get_xoops_prefix() . $d3forum_dirname . '_';
873
874	$forum_id = intval( $forum_id ) ;
875
876	$sql = "SELECT cat_id FROM ".$d3forum_prefix."forums WHERE forum_id=$forum_id" ;
877	if( ! $cat_id = $xoops_db->get_var( $sql ) ) die( "ERROR SELECT forum in sync forum" ) ;
878
879	$sql = "SELECT MAX(topic_last_post_id) as last_post_id ,MAX(topic_last_post_time) as last_post_time ,COUNT(topic_id) as topics_count,SUM(topic_posts_count) as posts_count FROM ".$d3forum_prefix."topics WHERE forum_id=$forum_id" ;
880	if( ! $row = $xoops_db->get_row( $sql ) ) die( "ERROR SELECT topics in sync forum" ) ;
881	$last_post_id = $row->last_post_id;
882	$last_post_time = $row->last_post_time;
883	$topics_count = $row->topics_count;
884	$posts_count = $row->posts_count;
885
886	$xoops_db->query( "UPDATE ".$d3forum_prefix."forums SET forum_topics_count=".intval($topics_count).",forum_posts_count=".intval($posts_count).", forum_last_post_id=".intval($last_post_id).", forum_last_post_time=".intval($last_post_time)." WHERE forum_id=$forum_id" ) ;
887
888	if( $sync_also_category ) return wp_d3forum_sync_category( $d3forum_dirname , $cat_id ) ;
889	else return true ;
890	}
891
892	function get_d3forum_all_child_catid($d3forum_prefix,$sel_id, $order="", $idarray = array())
893	{
894	global $xoops_db;
895	$sql = "SELECT * FROM ".$d3forum_prefix."categories WHERE pid =".$sel_id."";
896	if ( $order != "" ) {
897	$sql .= " ORDER BY $order";
898	}
899	$categories =$xoops_db->get_results($sql);
900	if ( empty($cat_ids)) {
901	return $idarray;
902	}
903	foreach( categories as $categorie ) {
904	$r_id = $categorie->cat_id;
905	array_push($idarray, $r_id);
906	$idarray = get_d3forum_all_child_catid($d3forum_prefix, $r_id,$order,$idarray);
907	}
908	return $idarray;
909	}
910
911	// store redundant informations to a category from its forums
912	function wp_d3forum_sync_category( $d3forum_dirname , $cat_id )
913	{
914	global $xoops_db;
915	$d3forum_prefix = get_xoops_prefix() . $d3forum_dirname . '_';
916
917	$cat_id = intval( $cat_id ) ;
918
919	// get children
920	$children = get_d3forum_all_child_catid( $d3forum_prefix."categories" , $cat_id ) ;
921	$children[] = $cat_id ;
922	$children = array_map( 'intval' , $children ) ;
923
924	// topics/posts information belonging this category directly
925	$sql = "SELECT MAX(forum_last_post_id) as last_post_id,MAX(forum_last_post_time) as last_post_time,SUM(forum_topics_count) as topics_count,SUM(forum_posts_count) as posts_count FROM ".$d3forum_prefix."forums WHERE cat_id=$cat_id" ;
926	if( ! $row = $xoops_db->get_row( $sql ) ) die( "ERROR SELECT forum in sync category" ) ;
927	$last_post_id = $row->last_post_id ;
928	$last_post_time = $row->last_post_time ;
929	$topics_count = $row->topics_count ;
930	$posts_count = $row->posts_count ;
931
932	// topics/posts information belonging this category and/or subcategories
933	$sql = "SELECT MAX(forum_last_post_id) as last_post_id_in_tree,MAX(forum_last_post_time) as last_post_time_in_tree,SUM(forum_topics_count) as topics_count_in_tree,SUM(forum_posts_count) as posts_count_in_tree FROM ".$d3forum_prefix."forums WHERE cat_id IN (".implode(",",$children).")" ;
934	if( ! $row = $xoops_db->get_row( $sql ) ) die( "ERROR SELECT forum in sync category" ) ;
935	$last_post_id_in_tree = $row->last_post_id_in_tree ;
936	$last_post_time_in_tree = $row->last_post_time_in_tree ;
937	$topics_count_in_tree = $row->topics_count_in_tree ;
938	$posts_count_in_tree = $row->posts_count_in_tree ;
939
940	// update query
941	$xoops_db->query( "UPDATE ".$d3forum_prefix."categories SET cat_topics_count=".intval($topics_count).",cat_posts_count=".intval($posts_count).", cat_last_post_id=".intval($last_post_id).", cat_last_post_time=".intval($last_post_time).",cat_topics_count_in_tree=".intval($topics_count_in_tree).",cat_posts_count_in_tree=".intval($posts_count_in_tree).", cat_last_post_id_in_tree=".intval($last_post_id_in_tree).", cat_last_post_time_in_tree=".intval($last_post_time_in_tree)." WHERE cat_id=$cat_id" );
942
943	// do sync parents
944	$pid = $xoops_db->get_var( "SELECT pid FROM ".$d3forum_prefix."categories WHERE cat_id=$cat_id" ) ;
945	if( $pid != $cat_id && $pid > 0 ) {
946	wp_d3forum_sync_category( $d3forum_dirname , $pid ) ;
947	}
948
949	return true ;
950	}
951
952	// make a new history entry for a post
953	function wp_d3forum_transact_make_post_history( $d3forum_dirname , $post_id , $full_backup = false )
954	{
955	global $xoops_db;
956	$d3forum_prefix = get_xoops_prefix() . $d3forum_dirname . '_';
957
958	$post_id = intval( $post_id ) ;
959
960	$results = $xoops_db->get_results( "SELECT * FROM ".$d3forum_prefix."posts WHERE post_id=$post_id" ) ;
961	if(empty($results)) return ;
962	$post_row = $results ;
963	$data = array() ;
964	$indexes = $full_backup ? array_keys( $post_row ) : array( 'subject' , 'post_text' ) ;
965	foreach( $indexes as $index ) {
966	$data[ $index ] = $post_row[ $index ] ;
967	}
968
969	// check the latest data in history
970	$old_data_serialized = $xoops_db->get_var( "SELECT data FROM ".$d3forum_prefix."post_histories WHERE post_id=$post_id ORDER BY history_time DESC" ) ;
971	if( !empty( $old_data_serialized ) ) {
972	$old_data = unserialize( $old_data_serialized ) ;
973	if( $old_data == $data ) return ;
974	}
975
976	$xoops_db->query( "INSERT INTO ".$d3forum_prefix."post_histories SET post_id=$post_id, history_time=UNIX_TIMESTAMP(), data='".mysql_real_escape_string( serialize( $data ) )."'" ) ;
977	}
978
979	?>

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