phpBB/modules/ucp/ucp_pm_compose.php

   1 <?php
   2 /**
   3 *
   4 * @package ucp
   5 * @version $Id$
   6 * @copyright (c) 2005 phpBB Group
   7 * @license http://opensource.org/licenses/gpl-license.php GNU Public License
   8 *
   9 */
  10
  11 /**
  12 * @ignore
  13 */
  14 if (!defined('IN_PHPBB'))
  15 {
  16         exit;
  17 }
  18
  19 /**
  20 * Compose private message
  21 * Called from ucp_pm with mode == 'compose'
  22 */
  23 function compose_pm($id, $mode, $action)
  24 {
  25         global $template, $db, $auth, $user, $config;
  26
  27         // Damn php and globals - i know, this is horrible
  28         // Needed for handle_message_list_actions()
  29         global $refresh, $submit, $preview;
  30
  31         include(PHPBB_ROOT_PATH . 'includes/functions_posting.' . PHP_EXT);
  32         include(PHPBB_ROOT_PATH . 'includes/functions_display.' . PHP_EXT);
  33         include(PHPBB_ROOT_PATH . 'includes/message_parser.' . PHP_EXT);
  34
  35         if (!$action)
  36         {
  37                 $action = 'post';
  38         }
  39         add_form_key('ucp_pm_compose');
  40
  41         // Grab only parameters needed here
  42         $to_user_id             = request_var('u', 0);
  43         $to_group_id    = request_var('g', 0);
  44         $msg_id                 = request_var('p', 0);
  45         $draft_id               = request_var('d', 0);
  46         $lastclick              = request_var('lastclick', 0);
  47         $address_list   = request_var('address_list', array('' => array(0 => '')));
  48
  49         $submit         = phpbb_request::is_set_post('post');
  50         $preview        = phpbb_request::is_set_post('preview');
  51         $save           = phpbb_request::is_set_post('save');
  52         $load           = phpbb_request::is_set_post('load');
  53         $cancel         = (phpbb_request::is_set_post('cancel') && !$save) ? true : false;
  54         $delete         = phpbb_request::is_set_post('delete');
  55
  56         $remove_u       = phpbb_request::is_set('remove_u');
  57         $remove_g       = phpbb_request::is_set('remove_g');
  58         $add_to         = phpbb_request::is_set('add_to');
  59         $add_bcc        = phpbb_request::is_set('add_bcc');
  60
  61         $refresh        = phpbb_request::is_set_post('add_file') || phpbb_request::is_set_post('delete_file') || $save || $load
  62                 || $remove_u || $remove_g || $add_to || $add_bcc;
  63
  64         $action         = ($delete && !$preview && !$refresh && $submit) ? 'delete' : $action;
  65         $select_single = ($config['allow_mass_pm'] && $auth->acl_get('u_masspm')) ? false : true;
  66
  67         $error = array();
  68         $current_time = time();
  69
  70         // Was cancel pressed? If so then redirect to the appropriate page
  71         if ($cancel || ($current_time - $lastclick < 2 && $submit))
  72         {
  73                 if ($msg_id)
  74                 {
  75                         redirect(append_sid('ucp', 'i=pm&amp;mode=view&amp;action=view_message&amp;p=' . $msg_id));
  76                 }
  77                 redirect(append_sid('ucp', 'i=pm'));
  78         }
  79
  80         // Output PM_TO box if message composing
  81         if ($action != 'edit')
  82         {
  83                 // Add groups to PM box
  84                 if ($config['allow_mass_pm'] && $auth->acl_get('u_masspm_group'))
  85                 {
  86                         $sql = 'SELECT g.group_id, g.group_name, g.group_type
  87                                 FROM ' . GROUPS_TABLE . ' g';
  88
  89                         if (!$auth->acl_gets('a_group', 'a_groupadd', 'a_groupdel'))
  90                         {
  91                                 $sql .= ' LEFT JOIN ' . USER_GROUP_TABLE . ' ug
  92                                         ON (
  93                                                 g.group_id = ug.group_id
  94                                                 AND ug.user_id = ' . $user->data['user_id'] . '
  95                                                 AND ug.user_pending = 0
  96                                         )
  97                                         WHERE (g.group_type <> ' . GROUP_HIDDEN . ' OR ug.user_id = ' . $user->data['user_id'] . ')';
  98                         }
  99
 100                         $sql .= ($auth->acl_gets('a_group', 'a_groupadd', 'a_groupdel')) ? ' WHERE ' : ' AND ';
 101
 102                         $sql .= 'g.group_receive_pm = 1
 103                                 ORDER BY g.group_type DESC, g.group_name ASC';
 104                         $result = $db->sql_query($sql);
 105
 106                         $group_options = '';
 107                         while ($row = $db->sql_fetchrow($result))
 108                         {
 109                                 $group_options .= '<option' . (($row['group_type'] == GROUP_SPECIAL) ? ' class="sep"' : '') . ' value="' . $row['group_id'] . '">' . (($row['group_type'] == GROUP_SPECIAL) ? $user->lang['G_' . $row['group_name']] : $row['group_name']) . '</option>';
 110                         }
 111                         $db->sql_freeresult($result);
 112                 }
 113
 114                 $template->assign_vars(array(
 115                         'S_SHOW_PM_BOX'         => true,
 116                         'S_ALLOW_MASS_PM'       => ($config['allow_mass_pm'] && $auth->acl_get('u_masspm')) ? true : false,
 117                         'S_GROUP_OPTIONS'       => ($config['allow_mass_pm'] && $auth->acl_get('u_masspm_group')) ? $group_options : '',
 118                         'U_FIND_USERNAME'       => append_sid('memberlist', "mode=searchuser&amp;form=postform&amp;field=username_list&amp;select_single=$select_single"),
 119                 ));
 120         }
 121
 122         $sql = '';
 123
 124         // What is all this following SQL for? Well, we need to know
 125         // some basic information in all cases before we do anything.
 126         switch ($action)
 127         {
 128                 case 'post':
 129                         if (!$auth->acl_get('u_sendpm'))
 130                         {
 131                                 trigger_error('NO_AUTH_SEND_MESSAGE');
 132                         }
 133                 break;
 134
 135                 case 'reply':
 136                 case 'quote':
 137                 case 'forward':
 138                 case 'quotepost':
 139                         if (!$msg_id)
 140                         {
 141                                 trigger_error('NO_MESSAGE');
 142                         }
 143
 144                         if (!$auth->acl_get('u_sendpm'))
 145                         {
 146                                 trigger_error('NO_AUTH_SEND_MESSAGE');
 147                         }
 148
 149                         if ($action == 'quotepost')
 150                         {
 151                                 $sql = 'SELECT p.post_id as msg_id, p.forum_id, p.post_text as message_text, p.poster_id as author_id, p.post_time as message_time, p.bbcode_bitfield, p.bbcode_uid, p.enable_sig, p.enable_smilies, p.enable_magic_url, t.topic_title as message_subject, u.username as quote_username
 152                                         FROM ' . POSTS_TABLE . ' p, ' . TOPICS_TABLE . ' t, ' . USERS_TABLE . " u
 153                                         WHERE p.post_id = $msg_id
 154                                                 AND t.topic_id = p.topic_id
 155                                                 AND u.user_id = p.poster_id";
 156                         }
 157                         else
 158                         {
 159                                 $sql = 'SELECT t.folder_id, p.*, u.username as quote_username
 160                                         FROM ' . PRIVMSGS_TO_TABLE . ' t, ' . PRIVMSGS_TABLE . ' p, ' . USERS_TABLE . ' u
 161                                         WHERE t.user_id = ' . $user->data['user_id'] . "
 162                                                 AND p.author_id = u.user_id
 163                                                 AND t.msg_id = p.msg_id
 164                                                 AND p.msg_id = $msg_id";
 165                         }
 166                 break;
 167
 168                 case 'edit':
 169                         if (!$msg_id)
 170                         {
 171                                 trigger_error('NO_MESSAGE');
 172                         }
 173
 174                         // check for outbox (not read) status, we do not allow editing if one user already having the message
 175                         $sql = 'SELECT p.*, t.folder_id
 176                                 FROM ' . PRIVMSGS_TO_TABLE . ' t, ' . PRIVMSGS_TABLE . ' p
 177                                 WHERE t.user_id = ' . $user->data['user_id'] . '
 178                                         AND t.folder_id = ' . PRIVMSGS_OUTBOX . "
 179                                         AND t.msg_id = $msg_id
 180                                         AND t.msg_id = p.msg_id";
 181                 break;
 182
 183                 case 'delete':
 184                         if (!$auth->acl_get('u_pm_delete'))
 185                         {
 186                                 trigger_error('NO_AUTH_DELETE_MESSAGE');
 187                         }
 188
 189                         if (!$msg_id)
 190                         {
 191                                 trigger_error('NO_MESSAGE');
 192                         }
 193
 194                         $sql = 'SELECT msg_id, pm_unread, pm_new, author_id, folder_id
 195                                 FROM ' . PRIVMSGS_TO_TABLE . '
 196                                 WHERE user_id = ' . $user->data['user_id'] . "
 197                                         AND msg_id = $msg_id";
 198                 break;
 199
 200                 case 'smilies':
 201                         generate_smilies('window', 0);
 202                 break;
 203
 204                 default:
 205                         trigger_error('NO_ACTION_MODE', E_USER_ERROR);
 206                 break;
 207         }
 208
 209         if ($action == 'forward' && (!$config['forward_pm'] || !$auth->acl_get('u_pm_forward')))
 210         {
 211                 trigger_error('NO_AUTH_FORWARD_MESSAGE');
 212         }
 213
 214         if ($action == 'edit' && !$auth->acl_get('u_pm_edit'))
 215         {
 216                 trigger_error('NO_AUTH_EDIT_MESSAGE');
 217         }
 218
 219         if ($sql)
 220         {
 221                 $result = $db->sql_query($sql);
 222                 $post = $db->sql_fetchrow($result);
 223                 $db->sql_freeresult($result);
 224
 225                 if (!$post)
 226                 {
 227                         // If editing it could be the recipient already read the message...
 228                         if ($action == 'edit')
 229                         {
 230                                 $sql = 'SELECT p.*, t.folder_id
 231                                         FROM ' . PRIVMSGS_TO_TABLE . ' t, ' . PRIVMSGS_TABLE . ' p
 232                                         WHERE t.user_id = ' . $user->data['user_id'] . "
 233                                                 AND t.msg_id = $msg_id
 234                                                 AND t.msg_id = p.msg_id";
 235                                 $result = $db->sql_query($sql);
 236                                 $post = $db->sql_fetchrow($result);
 237                                 $db->sql_freeresult($result);
 238
 239                                 if ($post)
 240                                 {
 241                                         trigger_error('NO_EDIT_READ_MESSAGE');
 242                                 }
 243                         }
 244
 245                         trigger_error('NO_MESSAGE');
 246                 }
 247
 248                 if ($action == 'quotepost')
 249                 {
 250                         if (($post['forum_id'] && !$auth->acl_get('f_read', $post['forum_id'])) || (!$post['forum_id'] && !$auth->acl_getf_global('f_read')))
 251                         {
 252                                 trigger_error('NOT_AUTHORISED');
 253                         }
 254
 255                         // Passworded forum?
 256                         if ($post['forum_id'])
 257                         {
 258                                 $sql = 'SELECT forum_password
 259                                         FROM ' . FORUMS_TABLE . '
 260                                         WHERE forum_id = ' . (int) $post['forum_id'];
 261                                 $result = $db->sql_query($sql);
 262                                 $forum_password = (string) $db->sql_fetchfield('forum_password');
 263                                 $db->sql_freeresult($result);
 264
 265                                 if ($forum_password)
 266                                 {
 267                                         login_forum_box(array(
 268                                                 'forum_id'                      => $post['forum_id'],
 269                                                 'forum_password'        => $forum_password,
 270                                         ));
 271                                 }
 272                         }
 273                 }
 274
 275                 $msg_id                 = (int) $post['msg_id'];
 276                 $folder_id              = (isset($post['folder_id'])) ? $post['folder_id'] : 0;
 277                 $message_text   = (isset($post['message_text'])) ? $post['message_text'] : '';
 278
 279                 if ((!$post['author_id'] || ($post['author_id'] == ANONYMOUS && $action != 'delete')) && $msg_id)
 280                 {
 281                         trigger_error('NO_AUTHOR');
 282                 }
 283
 284                 if ($action == 'quotepost')
 285                 {
 286                         // Decode text for message display
 287                         decode_message($message_text, $post['bbcode_uid']);
 288                 }
 289
 290                 if ($action != 'delete')
 291                 {
 292                         $enable_urls = $post['enable_magic_url'];
 293                         $enable_sig = (isset($post['enable_sig'])) ? $post['enable_sig'] : 0;
 294
 295                         $message_attachment = (isset($post['message_attachment'])) ? $post['message_attachment'] : 0;
 296                         $message_subject = $post['message_subject'];
 297                         $message_time = $post['message_time'];
 298                         $bbcode_uid = $post['bbcode_uid'];
 299
 300                         $quote_username = (isset($post['quote_username'])) ? $post['quote_username'] : '';
 301                         $icon_id = (isset($post['icon_id'])) ? $post['icon_id'] : 0;
 302
 303                         if (($action == 'reply' || $action == 'quote' || $action == 'quotepost') && !sizeof($address_list) && !$refresh && !$submit && !$preview)
 304                         {
 305                                 if ($action == 'quotepost')
 306                                 {
 307                                         $address_list = array('u' => array($post['author_id'] => 'to'));
 308                                 }
 309                                 else
 310                                 {
 311                                         // We try to include every previously listed member from the TO Header
 312                                         $address_list = rebuild_header(array('to' => $post['to_address']));
 313
 314                                         // Add the author (if he is already listed then this is no shame (it will be overwritten))
 315                                         $address_list['u'][$post['author_id']] = 'to';
 316
 317                                         // Now, make sure the user itself is not listed. ;)
 318                                         if (isset($address_list['u'][$user->data['user_id']]))
 319                                         {
 320                                                 unset($address_list['u'][$user->data['user_id']]);
 321                                         }
 322                                 }
 323                         }
 324                         else if ($action == 'edit' && !sizeof($address_list) && !$refresh && !$submit && !$preview)
 325                         {
 326                                 // Rebuild TO and BCC Header
 327                                 $address_list = rebuild_header(array('to' => $post['to_address'], 'bcc' => $post['bcc_address']));
 328                         }
 329
 330                         if ($action == 'quotepost')
 331                         {
 332                                 $check_value = 0;
 333                         }
 334                         else
 335                         {
 336                                 $check_value = (($post['enable_bbcode']+1) << 8) + (($post['enable_smilies']+1) << 4) + (($enable_urls+1) << 2) + (($post['enable_sig']+1) << 1);
 337                         }
 338                 }
 339         }
 340         else
 341         {
 342                 $message_attachment = 0;
 343                 $message_text = $message_subject = '';
 344
 345                 if ($to_user_id && $action == 'post')
 346                 {
 347                         $address_list['u'][$to_user_id] = 'to';
 348                 }
 349                 else if ($to_group_id && $action == 'post')
 350                 {
 351                         $address_list['g'][$to_group_id] = 'to';
 352                 }
 353                 $check_value = 0;
 354         }
 355
 356         if (($to_group_id || isset($address_list['g'])) && (!$config['allow_mass_pm'] || !$auth->acl_get('u_masspm_group')))
 357         {
 358                 trigger_error('NO_AUTH_GROUP_MESSAGE');
 359         }
 360
 361         if ($action == 'edit' && !$refresh && !$preview && !$submit)
 362         {
 363                 if (!($message_time > time() - ($config['pm_edit_time'] * 60) || !$config['pm_edit_time']))
 364                 {
 365                         trigger_error('CANNOT_EDIT_MESSAGE_TIME');
 366                 }
 367         }
 368
 369         if ($action == 'post')
 370         {
 371                 $template->assign_var('S_NEW_MESSAGE', true);
 372         }
 373
 374         if (!isset($icon_id))
 375         {
 376                 $icon_id = 0;
 377         }
 378
 379         $message_parser = new parse_message();
 380
 381         $message_parser->message = ($action == 'reply') ? '' : $message_text;
 382         unset($message_text);
 383
 384         $s_action = append_sid('ucp', "i=$id&amp;mode=$mode&amp;action=$action", true, $user->session_id);
 385         $s_action .= ($msg_id) ? "&amp;p=$msg_id" : '';
 386
 387         // Delete triggered ?
 388         if ($action == 'delete')
 389         {
 390                 // Folder id has been determined by the SQL Statement
 391                 // $folder_id = request_var('f', PRIVMSGS_NO_BOX);
 392
 393                 // Do we need to confirm ?
 394                 if (confirm_box(true))
 395                 {
 396                         delete_pm($user->data['user_id'], $msg_id, $folder_id);
 397
 398                         // jump to next message in "history"? nope, not for the moment. But able to be included later.
 399                         $meta_info = append_sid('ucp', "i=pm&amp;folder=$folder_id");
 400                         $message = $user->lang['MESSAGE_DELETED'];
 401
 402                         meta_refresh(3, $meta_info);
 403                         $message .= '<br /><br />' . sprintf($user->lang['RETURN_FOLDER'], '<a href="' . $meta_info . '">', '</a>');
 404                         trigger_error($message);
 405                 }
 406                 else
 407                 {
 408                         $s_hidden_fields = array(
 409                                 'p'                     => $msg_id,
 410                                 'f'                     => $folder_id,
 411                                 'action'        => 'delete'
 412                         );
 413
 414                         // "ucp.php?i=pm&amp;mode=compose"
 415                         confirm_box(false, 'DELETE_MESSAGE', build_hidden_fields($s_hidden_fields));
 416                 }
 417
 418                 redirect(append_sid('ucp', 'i=pm&amp;mode=view&amp;action=view_message&amp;p=' . $msg_id));
 419         }
 420
 421         // Get maximum number of allowed recipients
 422         $sql = 'SELECT MAX(g.group_max_recipients) as max_recipients
 423                 FROM ' . GROUPS_TABLE . ' g, ' . USER_GROUP_TABLE . ' ug
 424                 WHERE ug.user_id = ' . $user->data['user_id'] . '
 425                         AND ug.user_pending = 0
 426                         AND ug.group_id = g.group_id';
 427         $result = $db->sql_query($sql);
 428         $max_recipients = (int) $db->sql_fetchfield('max_recipients');
 429         $db->sql_freeresult($result);
 430
 431         $max_recipients = (!$max_recipients) ? $config['pm_max_recipients'] : $max_recipients;
 432
 433         // If this is a quote/reply "to all"... we may increase the max_recpients to the number of original recipients
 434         if (($action == 'reply' || $action == 'quote') && $max_recipients)
 435         {
 436                 // We try to include every previously listed member from the TO Header
 437                 $list = rebuild_header(array('to' => $post['to_address']));
 438
 439                 // Can be an empty array too ;)
 440                 $list = (!empty($list['u'])) ? $list['u'] : array();
 441                 $list[$post['author_id']] = 'to';
 442
 443                 if (isset($list[$user->data['user_id']]))
 444                 {
 445                         unset($list[$user->data['user_id']]);
 446                 }
 447
 448                 $max_recipients = ($max_recipients < sizeof($list)) ? sizeof($list) : $max_recipients;
 449
 450                 unset($list);
 451         }
 452
 453         // Handle User/Group adding/removing
 454         handle_message_list_actions($address_list, $error, $remove_u, $remove_g, $add_to, $add_bcc);
 455
 456         // Check mass pm to group permission
 457         if ((!$config['allow_mass_pm'] || !$auth->acl_get('u_masspm_group')) && !empty($address_list['g']))
 458         {
 459                 $address_list = array();
 460                 $error[] = $user->lang['NO_AUTH_GROUP_MESSAGE'];
 461         }
 462
 463         // Check mass pm to users permission
 464         if ((!$config['allow_mass_pm'] || !$auth->acl_get('u_masspm')) && num_recipients($address_list) > 1)
 465         {
 466                 $address_list = get_recipients($address_list, 1);
 467                 $error[] = $user->lang('TOO_MANY_RECIPIENTS', 1);
 468         }
 469
 470         // Check for too many recipients
 471         if (!empty($address_list['u']) && $max_recipients && sizeof($address_list['u']) > $max_recipients)
 472         {
 473                 $address_list = get_recipients($address_list, $max_recipients);
 474                 $error[] = $user->lang('TOO_MANY_RECIPIENTS', $max_recipients);
 475         }
 476
 477         // Always check if the submitted attachment data is valid and belongs to the user.
 478         // Further down (especially in submit_post()) we do not check this again.
 479         $message_parser->get_submitted_attachment_data();
 480
 481         if ($message_attachment && !$submit && !$refresh && !$preview && $action == 'edit')
 482         {
 483                 // Do not change to SELECT *
 484                 $sql = 'SELECT attach_id, is_orphan, attach_comment, real_filename
 485                         FROM ' . ATTACHMENTS_TABLE . "
 486                         WHERE post_msg_id = $msg_id
 487                                 AND in_message = 1
 488                                 AND is_orphan = 0
 489                         ORDER BY filetime DESC";
 490                 $result = $db->sql_query($sql);
 491                 $message_parser->attachment_data = array_merge($message_parser->attachment_data, $db->sql_fetchrowset($result));
 492                 $db->sql_freeresult($result);
 493         }
 494
 495         if (!in_array($action, array('quote', 'edit', 'delete', 'forward')))
 496         {
 497                 $enable_sig             = ($config['allow_sig'] && $config['allow_sig_pm'] && $auth->acl_get('u_sig') && $user->optionget('attachsig'));
 498                 $enable_smilies = ($config['allow_smilies'] && $auth->acl_get('u_pm_smilies') && $user->optionget('smilies'));
 499                 $enable_bbcode  = ($config['allow_bbcode'] && $auth->acl_get('u_pm_bbcode') && $user->optionget('bbcode'));
 500                 $enable_urls    = true;
 501         }
 502
 503         $enable_magic_url = $drafts = false;
 504
 505         // User own some drafts?
 506         if ($auth->acl_get('u_savedrafts') && $action != 'delete')
 507         {
 508                 $sql = 'SELECT draft_id
 509                         FROM ' . DRAFTS_TABLE . '
 510                         WHERE forum_id = 0
 511                                 AND topic_id = 0
 512                                 AND user_id = ' . $user->data['user_id'] .
 513                                 (($draft_id) ? " AND draft_id <> $draft_id" : '');
 514                 $result = $db->sql_query_limit($sql, 1);
 515                 $row = $db->sql_fetchrow($result);
 516                 $db->sql_freeresult($result);
 517
 518                 if ($row)
 519                 {
 520                         $drafts = true;
 521                 }
 522         }
 523
 524         if ($action == 'edit')
 525         {
 526                 $message_parser->bbcode_uid = $bbcode_uid;
 527         }
 528
 529         $bbcode_status  = ($config['allow_bbcode'] && $config['auth_bbcode_pm'] && $auth->acl_get('u_pm_bbcode')) ? true : false;
 530         $smilies_status = ($config['allow_smilies'] && $config['auth_smilies_pm'] && $auth->acl_get('u_pm_smilies')) ? true : false;
 531         $img_status             = ($config['auth_img_pm'] && $auth->acl_get('u_pm_img')) ? true : false;
 532         $flash_status   = ($config['auth_flash_pm'] && $auth->acl_get('u_pm_flash')) ? true : false;
 533         $url_status             = ($config['allow_post_links']) ? true : false;
 534
 535         // Save Draft
 536         if ($save && $auth->acl_get('u_savedrafts'))
 537         {
 538                 $subject = utf8_normalize_nfc(request_var('subject', '', true));
 539                 $subject = (!$subject && $action != 'post') ? $user->lang['NEW_MESSAGE'] : $subject;
 540                 $message = utf8_normalize_nfc(request_var('message', '', true));
 541
 542                 if ($subject && $message)
 543                 {
 544                         if (confirm_box(true))
 545                         {
 546                                 $sql = 'INSERT INTO ' . DRAFTS_TABLE . ' ' . $db->sql_build_array('INSERT', array(
 547                                         'user_id'               => $user->data['user_id'],
 548                                         'topic_id'              => 0,
 549                                         'forum_id'              => 0,
 550                                         'save_time'             => $current_time,
 551                                         'draft_subject' => $subject,
 552                                         'draft_message' => $message
 553                                         )
 554                                 );
 555                                 $db->sql_query($sql);
 556
 557                                 $redirect_url = append_sid('ucp', "i=pm&amp;mode=$mode");
 558
 559                                 meta_refresh(3, $redirect_url);
 560                                 $message = $user->lang['DRAFT_SAVED'] . '<br /><br />' . sprintf($user->lang['RETURN_UCP'], '<a href="' . $redirect_url . '">', '</a>');
 561
 562                                 trigger_error($message);
 563                         }
 564                         else
 565                         {
 566                                 $s_hidden_fields = build_hidden_fields(array(
 567                                         'mode'          => $mode,
 568                                         'action'        => $action,
 569                                         'save'          => true,
 570                                         'subject'       => $subject,
 571                                         'message'       => $message,
 572                                         'u'                     => $to_user_id,
 573                                         'g'                     => $to_group_id,
 574                                         'p'                     => $msg_id)
 575                                 );
 576                                 $s_hidden_fields .= build_address_field($address_list);
 577
 578
 579                                 confirm_box(false, 'SAVE_DRAFT', $s_hidden_fields);
 580                         }
 581                 }
 582                 else
 583                 {
 584                         if (utf8_clean_string($subject) === '')
 585                         {
 586                                 $error[] = $user->lang['EMPTY_MESSAGE_SUBJECT'];
 587                         }
 588
 589                         if (utf8_clean_string($message) === '')
 590                         {
 591                                 $error[] = $user->lang['TOO_FEW_CHARS'];
 592                         }
 593                 }
 594
 595                 unset($subject, $message);
 596         }
 597
 598         // Load Draft
 599         if ($draft_id && $auth->acl_get('u_savedrafts'))
 600         {
 601                 $sql = 'SELECT draft_subject, draft_message
 602                         FROM ' . DRAFTS_TABLE . "
 603                         WHERE draft_id = $draft_id
 604                                 AND topic_id = 0
 605                                 AND forum_id = 0
 606                                 AND user_id = " . $user->data['user_id'];
 607                 $result = $db->sql_query_limit($sql, 1);
 608
 609                 if ($row = $db->sql_fetchrow($result))
 610                 {
 611                         $message_parser->message = $row['draft_message'];
 612                         $message_subject = $row['draft_subject'];
 613
 614                         $template->assign_var('S_DRAFT_LOADED', true);
 615                 }
 616                 else
 617                 {
 618                         $draft_id = 0;
 619                 }
 620                 $db->sql_freeresult($result);
 621         }
 622
 623         // Load Drafts
 624         if ($load && $drafts)
 625         {
 626                 load_drafts(0, 0, $id);
 627         }
 628
 629         if ($submit || $preview || $refresh)
 630         {
 631                 if (($submit || $preview) && !check_form_key('ucp_pm_compose'))
 632                 {
 633                         $error[] = $user->lang['FORM_INVALID'];
 634                 }
 635                 $subject = utf8_normalize_nfc(request_var('subject', '', true));
 636                 $message_parser->message = utf8_normalize_nfc(request_var('message', '', true));
 637
 638                 $icon_id                        = request_var('icon', 0);
 639
 640                 $enable_bbcode          = (!$bbcode_status || phpbb_request::is_set_post('disable_bbcode')) ? false : true;
 641                 $enable_smilies         = (!$smilies_status || phpbb_request::is_set_post'disable_smilies')) ? false : true;
 642                 $enable_urls            = (phpbb_request::is_set_post('disable_magic_url')) ? 0 : 1;
 643                 $enable_sig                     = (!$config['allow_sig'] ||!$config['allow_sig_pm']) ? false : phpbb_request::is_set_post('attach_sig');
 644
 645                 if ($submit)
 646                 {
 647                         $status_switch  = (($enable_bbcode+1) << 8) + (($enable_smilies+1) << 4) + (($enable_urls+1) << 2) + (($enable_sig+1) << 1);
 648                         $status_switch = ($status_switch != $check_value);
 649                 }
 650                 else
 651                 {
 652                         $status_switch = 1;
 653                 }
 654
 655                 // Parse Attachments - before checksum is calculated
 656                 $message_parser->parse_attachments('fileupload', $action, 0, $submit, $preview, $refresh, true);
 657
 658                 if (sizeof($message_parser->warn_msg) && !($remove_u || $remove_g || $add_to || $add_bcc))
 659                 {
 660                         $error[] = implode('<br />', $message_parser->warn_msg);
 661                         $message_parser->warn_msg = array();
 662                 }
 663
 664                 // Parse message
 665                 $message_parser->parse($enable_bbcode, ($config['allow_post_links']) ? $enable_urls : false, $enable_smilies, $img_status, $flash_status, true, $config['allow_post_links']);
 666
 667                 // On a refresh we do not care about message parsing errors
 668                 if (sizeof($message_parser->warn_msg) && !$refresh)
 669                 {
 670                         $error[] = implode('<br />', $message_parser->warn_msg);
 671                 }
 672
 673                 if ($action != 'edit' && !$preview && !$refresh && $config['flood_interval'] && !$auth->acl_get('u_ignoreflood'))
 674                 {
 675                         // Flood check
 676                         $last_post_time = $user->data['user_lastpost_time'];
 677
 678                         if ($last_post_time)
 679                         {
 680                                 if ($last_post_time && ($current_time - $last_post_time) < intval($config['flood_interval']))
 681                                 {
 682                                         $error[] = $user->lang['FLOOD_ERROR'];
 683                                 }
 684                         }
 685                 }
 686
 687                 // Subject defined
 688                 if ($submit)
 689                 {
 690                         if (utf8_clean_string($subject) === '')
 691                         {
 692                                 $error[] = $user->lang['EMPTY_MESSAGE_SUBJECT'];
 693                         }
 694
 695                         if (!sizeof($address_list))
 696                         {
 697                                 $error[] = $user->lang['NO_RECIPIENT'];
 698                         }
 699                 }
 700
 701                 // Store message, sync counters
 702                 if (!sizeof($error) && $submit)
 703                 {
 704                         $pm_data = array(
 705                                 'msg_id'                                => (int) $msg_id,
 706                                 'from_user_id'                  => $user->data['user_id'],
 707                                 'from_user_ip'                  => $user->ip,
 708                                 'from_username'                 => $user->data['username'],
 709                                 'reply_from_root_level' => (isset($post['root_level'])) ? (int) $post['root_level'] : 0,
 710                                 'reply_from_msg_id'             => (int) $msg_id,
 711                                 'icon_id'                               => (int) $icon_id,
 712                                 'enable_sig'                    => (bool) $enable_sig,
 713                                 'enable_bbcode'                 => (bool) $enable_bbcode,
 714                                 'enable_smilies'                => (bool) $enable_smilies,
 715                                 'enable_urls'                   => (bool) $enable_urls,
 716                                 'bbcode_bitfield'               => $message_parser->bbcode_bitfield,
 717                                 'bbcode_uid'                    => $message_parser->bbcode_uid,
 718                                 'message'                               => $message_parser->message,
 719                                 'attachment_data'               => $message_parser->attachment_data,
 720                                 'filename_data'                 => $message_parser->filename_data,
 721                                 'address_list'                  => $address_list
 722                         );
 723
 724                         // ((!$message_subject) ? $subject : $message_subject)
 725                         $msg_id = submit_pm($action, $subject, $pm_data);
 726
 727                         $return_message_url = append_sid('ucp', 'i=pm&amp;mode=view&amp;p=' . $msg_id);
 728                         $return_folder_url = append_sid('ucp', 'i=pm&amp;folder=outbox');
 729                         meta_refresh(3, $return_message_url);
 730
 731                         $message = $user->lang['MESSAGE_STORED'] . '<br /><br />' . sprintf($user->lang['VIEW_PRIVATE_MESSAGE'], '<a href="' . $return_message_url . '">', '</a>') . '<br /><br />' . sprintf($user->lang['CLICK_RETURN_FOLDER'], '<a href="' . $return_folder_url . '">', '</a>', $user->lang['PM_OUTBOX']);
 732                         trigger_error($message);
 733                 }
 734
 735                 $message_subject = $subject;
 736         }
 737
 738         // Preview
 739         if (!sizeof($error) && $preview)
 740         {
 741                 $user->add_lang('viewtopic');
 742                 $preview_message = $message_parser->format_display($enable_bbcode, $enable_urls, $enable_smilies, false);
 743
 744                 $preview_signature = $user->data['user_sig'];
 745                 $preview_signature_uid = $user->data['user_sig_bbcode_uid'];
 746                 $preview_signature_bitfield = $user->data['user_sig_bbcode_bitfield'];
 747
 748                 // Signature
 749                 if ($enable_sig && $config['allow_sig'] && $preview_signature)
 750                 {
 751                         $parse_sig = new parse_message($preview_signature);
 752                         $parse_sig->bbcode_uid = $preview_signature_uid;
 753                         $parse_sig->bbcode_bitfield = $preview_signature_bitfield;
 754
 755                         $parse_sig->format_display($enable_bbcode, $enable_urls, $enable_smilies);
 756                         $preview_signature = $parse_sig->message;
 757                         unset($parse_sig);
 758                 }
 759                 else
 760                 {
 761                         $preview_signature = '';
 762                 }
 763
 764                 // Attachment Preview
 765                 if (sizeof($message_parser->attachment_data))
 766                 {
 767                         $template->assign_var('S_HAS_ATTACHMENTS', true);
 768
 769                         $update_count = array();
 770                         $attachment_data = $message_parser->attachment_data;
 771
 772                         parse_attachments(false, $preview_message, $attachment_data, $update_count, true);
 773
 774                         foreach ($attachment_data as $i => $attachment)
 775                         {
 776                                 $template->assign_block_vars('attachment', array(
 777                                         'DISPLAY_ATTACHMENT'    => $attachment)
 778                                 );
 779                         }
 780                         unset($attachment_data);
 781                 }
 782
 783                 $preview_subject = censor_text($subject);
 784
 785                 if (!sizeof($error))
 786                 {
 787                         $template->assign_vars(array(
 788                                 'PREVIEW_SUBJECT'               => $preview_subject,
 789                                 'PREVIEW_MESSAGE'               => $preview_message,
 790                                 'PREVIEW_SIGNATURE'             => $preview_signature,
 791
 792                                 'S_DISPLAY_PREVIEW'             => true)
 793                         );
 794                 }
 795                 unset($message_text);
 796         }
 797
 798         // Decode text for message display
 799         $bbcode_uid = (($action == 'quote' || $action == 'forward') && !$preview && !$refresh && !sizeof($error)) ? $bbcode_uid : $message_parser->bbcode_uid;
 800
 801         $message_parser->decode_message($bbcode_uid);
 802
 803         if (($action == 'quote' || $action == 'quotepost') && !$preview && !$refresh && !$submit)
 804         {
 805                 if ($action == 'quotepost')
 806                 {
 807                         $post_id = request_var('p', 0);
 808                         if ($config['allow_post_links'])
 809                         {
 810                                 $message_link = "[url=" . generate_board_url() . '/viewtopic.' . PHP_EXT . "?p={$post_id}#p{$post_id}]{$user->lang['SUBJECT']}: {$message_subject}[/url]\n\n";
 811                         }
 812                         else
 813                         {
 814                                 $message_link = $user->lang['SUBJECT'] . ': ' . $message_subject . " (" . generate_board_url() . '/viewtopic.' . PHP_EXT . "?p={$post_id}#p{$post_id})\n\n";
 815                         }
 816                 }
 817                 else
 818                 {
 819                         $message_link = '';
 820                 }
 821                 $message_parser->message = $message_link . '[quote=&quot;' . $quote_username . '&quot;]' . censor_text(trim($message_parser->message)) . "[/quote]\n";
 822         }
 823
 824         if (($action == 'reply' || $action == 'quote' || $action == 'quotepost') && !$preview && !$refresh)
 825         {
 826                 $message_subject = ((!preg_match('/^Re:/', $message_subject)) ? 'Re: ' : '') . censor_text($message_subject);
 827         }
 828
 829         if ($action == 'forward' && !$preview && !$refresh && !$submit)
 830         {
 831                 $fwd_to_field = write_pm_addresses(array('to' => $post['to_address']), 0, true);
 832
 833                 if ($config['allow_post_links'])
 834                 {
 835                         $quote_username_text = '[url=' . generate_board_url() . '/memberlist.' . PHP_EXT . "?mode=viewprofile&amp;u={$post['author_id']}]{$quote_username}[/url]";
 836                 }
 837                 else
 838                 {
 839                         $quote_username_text = $quote_username . ' (' . generate_board_url() . '/memberlist.' . PHP_EXT . "?mode=viewprofile&amp;u={$post['author_id']})";
 840                 }
 841
 842                 $forward_text = array();
 843                 $forward_text[] = $user->lang['FWD_ORIGINAL_MESSAGE'];
 844                 $forward_text[] = sprintf($user->lang['FWD_SUBJECT'], censor_text($message_subject));
 845                 $forward_text[] = sprintf($user->lang['FWD_DATE'], $user->format_date($message_time));
 846                 $forward_text[] = sprintf($user->lang['FWD_FROM'], $quote_username_text);
 847                 $forward_text[] = sprintf($user->lang['FWD_TO'], implode(', ', $fwd_to_field['to']));
 848
 849                 $message_parser->message = implode("\n", $forward_text) . "\n\n[quote=&quot;{$quote_username}&quot;]\n" . censor_text(trim($message_parser->message)) . "\n[/quote]";
 850                 $message_subject = ((!preg_match('/^Fwd:/', $message_subject)) ? 'Fwd: ' : '') . censor_text($message_subject);
 851         }
 852
 853         $attachment_data = $message_parser->attachment_data;
 854         $filename_data = $message_parser->filename_data;
 855         $message_text = $message_parser->message;
 856
 857         // MAIN PM PAGE BEGINS HERE
 858
 859         // Generate smiley listing
 860         generate_smilies('inline', 0);
 861
 862         // Generate PM Icons
 863         $s_pm_icons = false;
 864         if ($config['enable_pm_icons'])
 865         {
 866                 $s_pm_icons = posting_gen_topic_icons($action, $icon_id);
 867         }
 868
 869         // Generate inline attachment select box
 870         posting_gen_inline_attachments($attachment_data);
 871
 872         // Build address list for display
 873         // array('u' => array($author_id => 'to'));
 874         if (sizeof($address_list))
 875         {
 876                 // Get Usernames and Group Names
 877                 $result = array();
 878                 if (!empty($address_list['u']))
 879                 {
 880                         $sql = 'SELECT user_id as id, username as name, user_colour as colour
 881                                 FROM ' . USERS_TABLE . '
 882                                 WHERE ' . $db->sql_in_set('user_id', array_map('intval', array_keys($address_list['u']))) . '
 883                                 ORDER BY username_clean ASC';
 884                         $result['u'] = $db->sql_query($sql);
 885                 }
 886
 887                 if (!empty($address_list['g']))
 888                 {
 889                         $sql = 'SELECT g.group_id AS id, g.group_name AS name, g.group_colour AS colour, g.group_type
 890                                 FROM ' . GROUPS_TABLE . ' g';
 891
 892                         if (!$auth->acl_gets('a_group', 'a_groupadd', 'a_groupdel'))
 893                         {
 894                                 $sql .= ' LEFT JOIN ' . USER_GROUP_TABLE . ' ug
 895                                         ON (
 896                                                 g.group_id = ug.group_id
 897                                                 AND ug.user_id = ' . $user->data['user_id'] . '
 898                                                 AND ug.user_pending = 0
 899                                         )
 900                                         WHERE (g.group_type <> ' . GROUP_HIDDEN . ' OR ug.user_id = ' . $user->data['user_id'] . ')';
 901                         }
 902
 903                         $sql .= ($auth->acl_gets('a_group', 'a_groupadd', 'a_groupdel')) ? ' WHERE ' : ' AND ';
 904
 905                         $sql .= 'g.group_receive_pm = 1
 906                                 AND ' . $db->sql_in_set('g.group_id', array_map('intval', array_keys($address_list['g']))) . '
 907                                 ORDER BY g.group_name ASC';
 908
 909                         $result['g'] = $db->sql_query($sql);
 910                 }
 911
 912                 $u = $g = array();
 913                 $_types = array('u', 'g');
 914                 foreach ($_types as $type)
 915                 {
 916                         if (isset($result[$type]) && $result[$type])
 917                         {
 918                                 while ($row = $db->sql_fetchrow($result[$type]))
 919                                 {
 920                                         if ($type == 'g')
 921                                         {
 922                                                 $row['name'] = ($row['group_type'] == GROUP_SPECIAL) ? $user->lang['G_' . $row['name']] : $row['name'];
 923                                         }
 924
 925                                         ${$type}[$row['id']] = array('name' => $row['name'], 'colour' => $row['colour']);
 926                                 }
 927                                 $db->sql_freeresult($result[$type]);
 928                         }
 929                 }
 930
 931                 // Now Build the address list
 932                 $plain_address_field = '';
 933                 foreach ($address_list as $type => $adr_ary)
 934                 {
 935                         foreach ($adr_ary as $id => $field)
 936                         {
 937                                 if (!isset(${$type}[$id]))
 938                                 {
 939                                         unset($address_list[$type][$id]);
 940                                         continue;
 941                                 }
 942
 943                                 $field = ($field == 'to') ? 'to' : 'bcc';
 944                                 $type = ($type == 'u') ? 'u' : 'g';
 945                                 $id = (int) $id;
 946
 947                                 $tpl_ary = array(
 948                                         'IS_GROUP'      => ($type == 'g') ? true : false,
 949                                         'IS_USER'       => ($type == 'u') ? true : false,
 950                                         'UG_ID'         => $id,
 951                                         'NAME'          => ${$type}[$id]['name'],
 952                                         'COLOUR'        => (${$type}[$id]['colour']) ? '#' . ${$type}[$id]['colour'] : '',
 953                                         'TYPE'          => $type,
 954                                 );
 955
 956                                 if ($type == 'u')
 957                                 {
 958                                         $tpl_ary = array_merge($tpl_ary, array(
 959                                                 'U_VIEW'                => get_username_string('profile', $id, ${$type}[$id]['name'], ${$type}[$id]['colour']),
 960                                                 'NAME_FULL'             => get_username_string('full', $id, ${$type}[$id]['name'], ${$type}[$id]['colour']),
 961                                         ));
 962                                 }
 963                                 else
 964                                 {
 965                                         $tpl_ary = array_merge($tpl_ary, array(
 966                                                 'U_VIEW'                => append_sid('memberlist', 'mode=group&amp;g=' . $id),
 967                                         ));
 968                                 }
 969
 970                                 $template->assign_block_vars($field . '_recipient', $tpl_ary);
 971                         }
 972                 }
 973         }
 974
 975         // Build hidden address list
 976         $s_hidden_address_field = build_address_field($address_list);
 977
 978
 979         $bbcode_checked         = (isset($enable_bbcode)) ? !$enable_bbcode : (($config['allow_bbcode'] && $auth->acl_get('u_pm_bbcode')) ? !$user->optionget('bbcode') : 1);
 980         $smilies_checked        = (isset($enable_smilies)) ? !$enable_smilies : (($config['allow_smilies'] && $auth->acl_get('u_pm_smilies')) ? !$user->optionget('smilies') : 1);
 981         $urls_checked           = (isset($enable_urls)) ? !$enable_urls : 0;
 982         $sig_checked            = $enable_sig;
 983
 984         switch ($action)
 985         {
 986                 case 'post':
 987                         $page_title = $user->lang['POST_NEW_PM'];
 988                 break;
 989
 990                 case 'quote':
 991                         $page_title = $user->lang['POST_QUOTE_PM'];
 992                 break;
 993
 994                 case 'quotepost':
 995                         $page_title = $user->lang['POST_PM_POST'];
 996                 break;
 997
 998                 case 'reply':
 999                         $page_title = $user->lang['POST_REPLY_PM'];
1000                 break;
1001
1002                 case 'edit':
1003                         $page_title = $user->lang['POST_EDIT_PM'];
1004                 break;
1005
1006                 case 'forward':
1007                         $page_title = $user->lang['POST_FORWARD_PM'];
1008                 break;
1009
1010                 default:
1011                         trigger_error('NO_ACTION_MODE', E_USER_ERROR);
1012                 break;
1013         }
1014
1015         $s_hidden_fields = '<input type="hidden" name="lastclick" value="' . $current_time . '" />';
1016         $s_hidden_fields .= (isset($check_value)) ? '<input type="hidden" name="status_switch" value="' . $check_value . '" />' : '';
1017         $s_hidden_fields .= ($draft_id || phpbb_request::is_set('draft_loaded')) ? '<input type="hidden" name="draft_loaded" value="' . request_var('draft_loaded', (int) $draft_id) . '" />' : '';
1018
1019         $form_enctype = (@ini_get('file_uploads') == '0' || strtolower(@ini_get('file_uploads')) == 'off' || !$config['allow_pm_attach'] || !$auth->acl_get('u_pm_attach')) ? '' : ' enctype="multipart/form-data"';
1020
1021         // Start assigning vars for main posting page ...
1022         $template->assign_vars(array(
1023                 'L_POST_A'                                      => $page_title,
1024                 'L_ICON'                                        => $user->lang['PM_ICON'],
1025                 'L_MESSAGE_BODY_EXPLAIN'        => (intval($config['max_post_chars'])) ? sprintf($user->lang['MESSAGE_BODY_EXPLAIN'], intval($config['max_post_chars'])) : '',
1026
1027                 'SUBJECT'                               => (isset($message_subject)) ? $message_subject : '',
1028                 'MESSAGE'                               => $message_text,
1029                 'BBCODE_STATUS'                 => ($bbcode_status) ? sprintf($user->lang['BBCODE_IS_ON'], '<a href="' . append_sid('faq', 'mode=bbcode') . '">', '</a>') : sprintf($user->lang['BBCODE_IS_OFF'], '<a href="' . append_sid('faq', 'mode=bbcode') . '">', '</a>'),
1030                 'IMG_STATUS'                    => ($img_status) ? $user->lang['IMAGES_ARE_ON'] : $user->lang['IMAGES_ARE_OFF'],
1031                 'FLASH_STATUS'                  => ($flash_status) ? $user->lang['FLASH_IS_ON'] : $user->lang['FLASH_IS_OFF'],
1032                 'SMILIES_STATUS'                => ($smilies_status) ? $user->lang['SMILIES_ARE_ON'] : $user->lang['SMILIES_ARE_OFF'],
1033                 'URL_STATUS'                    => ($url_status) ? $user->lang['URL_IS_ON'] : $user->lang['URL_IS_OFF'],
1034                 'MINI_POST_IMG'                 => $user->img('icon_post_target', $user->lang['PM']),
1035                 'ERROR'                                 => (sizeof($error)) ? implode('<br />', $error) : '',
1036                 'MAX_RECIPIENTS'                => ($config['allow_mass_pm'] && ($auth->acl_get('u_masspm') || $auth->acl_get('u_masspm_group'))) ? $max_recipients : 0,
1037
1038                 'S_COMPOSE_PM'                  => true,
1039                 'S_EDIT_POST'                   => ($action == 'edit'),
1040                 'S_SHOW_PM_ICONS'               => $s_pm_icons,
1041                 'S_BBCODE_ALLOWED'              => $bbcode_status,
1042                 'S_BBCODE_CHECKED'              => ($bbcode_checked) ? ' checked="checked"' : '',
1043                 'S_SMILIES_ALLOWED'             => $smilies_status,
1044                 'S_SMILIES_CHECKED'             => ($smilies_checked) ? ' checked="checked"' : '',
1045                 'S_SIG_ALLOWED'                 => ($config['allow_sig'] && $config['allow_sig_pm'] && $auth->acl_get('u_sig')),
1046                 'S_SIGNATURE_CHECKED'   => ($sig_checked) ? ' checked="checked"' : '',
1047                 'S_LINKS_ALLOWED'               => $url_status,
1048                 'S_MAGIC_URL_CHECKED'   => ($urls_checked) ? ' checked="checked"' : '',
1049                 'S_SAVE_ALLOWED'                => ($auth->acl_get('u_savedrafts') && $action != 'edit') ? true : false,
1050                 'S_HAS_DRAFTS'                  => ($auth->acl_get('u_savedrafts') && $drafts),
1051                 'S_FORM_ENCTYPE'                => $form_enctype,
1052
1053                 'S_BBCODE_IMG'                  => $img_status,
1054                 'S_BBCODE_FLASH'                => $flash_status,
1055                 'S_BBCODE_QUOTE'                => true,
1056                 'S_BBCODE_URL'                  => $url_status,
1057
1058                 'S_POST_ACTION'                         => $s_action,
1059                 'S_HIDDEN_ADDRESS_FIELD'        => $s_hidden_address_field,
1060                 'S_HIDDEN_FIELDS'                       => $s_hidden_fields,
1061
1062                 'S_CLOSE_PROGRESS_WINDOW'       => phpbb_request::is_set_post('add_file'),
1063                 'U_PROGRESS_BAR'                        => append_sid('posting', 'f=0&amp;mode=popup'),
1064                 'UA_PROGRESS_BAR'                       => addslashes(append_sid('posting', 'f=0&amp;mode=popup')),
1065         ));
1066
1067         // Build custom bbcodes array
1068         display_custom_bbcodes();
1069
1070         // Show attachment box for adding attachments if true
1071         $allowed = ($auth->acl_get('u_pm_attach') && $config['allow_pm_attach'] && $form_enctype);
1072
1073         // Attachment entry
1074         posting_gen_attachment_entry($attachment_data, $filename_data, $allowed);
1075
1076         // Message History
1077         if ($action == 'reply' || $action == 'quote' || $action == 'forward')
1078         {
1079                 if (message_history($msg_id, $user->data['user_id'], $post, array(), true))
1080                 {
1081                         $template->assign_var('S_DISPLAY_HISTORY', true);
1082                 }
1083         }
1084 }
1085
1086 /**
1087 * For composing messages, handle list actions
1088 */
1089 function handle_message_list_actions(&$address_list, &$error, $remove_u, $remove_g, $add_to, $add_bcc)
1090 {
1091         global $auth, $db, $user;
1092
1093         // Delete User [TO/BCC]
1094         $remove_user_id = request_var('remove_u', array(0 => false));
1095         if ($remove_u && sizeof($remove_user_id))
1096         {
1097                 unset($address_list['u'][(int) key($remove_user_id)]);
1098         }
1099
1100         // Delete Group [TO/BCC]
1101         $remove_group_id = request_var('remove_g', array(0 => false));
1102         if ($remove_g && sizeof($remove_group_id))
1103         {
1104                 unset($address_list['g'][(int) key($remove_group_id)]);
1105         }
1106
1107         // Add Selected Groups
1108         $group_list = request_var('group_list', array(0));
1109
1110         // Build usernames to add
1111         $username = request_var('username', '', true)
1112         $usernames = ($username) ? array($username) : array();
1113         $username_list = request_var('username_list', '', true);
1114         if ($username_list)
1115         {
1116                 $usernames = array_merge($usernames, explode("\n", $username_list));
1117         }
1118
1119         // If add to or add bcc not pressed, users could still have usernames listed they want to add...
1120         if (!$add_to && !$add_bcc && (sizeof($group_list) || sizeof($usernames)))
1121         {
1122                 $add_to = true;
1123
1124                 global $refresh, $submit, $preview;
1125
1126                 $refresh = $preview = true;
1127                 $submit = false;
1128         }
1129
1130         // Add User/Group [TO]
1131         if ($add_to || $add_bcc)
1132         {
1133                 $type = ($add_to) ? 'to' : 'bcc';
1134
1135                 if (sizeof($group_list))
1136                 {
1137                         foreach ($group_list as $group_id)
1138                         {
1139                                 $address_list['g'][$group_id] = $type;
1140                         }
1141                 }
1142
1143                 // User ID's to add...
1144                 $user_id_ary = array();
1145
1146                 // Reveal the correct user_ids
1147                 if (sizeof($usernames))
1148                 {
1149                         $user_id_ary = array();
1150                         user_get_id_name($user_id_ary, $usernames, array(phpbb::USER_NORMAL, phpbb::USER_FOUNDER, phpbb::USER_INACTIVE));
1151
1152                         // If there are users not existing, we will at least print a notice...
1153                         if (!sizeof($user_id_ary))
1154                         {
1155                                 $error[] = $user->lang['PM_NO_USERS'];
1156                         }
1157                 }
1158
1159                 // Add Friends if specified
1160                 $friend_list = array_keys(request_var('add_' . $type, array(0 => false)));
1161                 $user_id_ary = array_merge($user_id_ary, $friend_list);
1162
1163                 foreach ($user_id_ary as $user_id)
1164                 {
1165                         if ($user_id == ANONYMOUS)
1166                         {
1167                                 continue;
1168                         }
1169
1170                         $address_list['u'][$user_id] = $type;
1171                 }
1172         }
1173
1174         // Check for disallowed recipients
1175         if (!empty($address_list['u']))
1176         {
1177                 // We need to check their PM status (do they want to receive PM's?)
1178                 // Only check if not a moderator or admin, since they are allowed to override this user setting
1179                 if (!$auth->acl_gets('a_', 'm_') && !$auth->acl_getf_global('m_'))
1180                 {
1181                         $sql = 'SELECT user_id
1182                                 FROM ' . USERS_TABLE . '
1183                                 WHERE ' . $db->sql_in_set('user_id', array_keys($address_list['u'])) . '
1184                                         AND user_allow_pm = 0';
1185                         $result = $db->sql_query($sql);
1186
1187                         $removed = false;
1188                         while ($row = $db->sql_fetchrow($result))
1189                         {
1190                                 $removed = true;
1191                                 unset($address_list['u'][$row['user_id']]);
1192                         }
1193                         $db->sql_freeresult($result);
1194
1195                         // print a notice about users not being added who do not want to receive pms
1196                         if ($removed)
1197                         {
1198                                 $error[] = $user->lang['PM_USERS_REMOVED_NO_PM'];
1199                         }
1200                 }
1201         }
1202 }
1203
1204 /**
1205 * Build the hidden field for the recipients. Needed, as the variable is not read via request_var.
1206 */
1207 function build_address_field($address_list)
1208 {
1209         $s_hidden_address_field = '';
1210         foreach ($address_list as $type => $adr_ary)
1211         {
1212                 foreach ($adr_ary as $id => $field)
1213                 {
1214                         $s_hidden_address_field .= '<input type="hidden" name="address_list[' . (($type == 'u') ? 'u' : 'g') . '][' . (int) $id . ']" value="' . (($field == 'to') ? 'to' : 'bcc') . '" />';
1215                 }
1216         }
1217         return $s_hidden_address_field;
1218 }
1219
1220 /**
1221 * Return number of private message recipients
1222 */
1223 function num_recipients($address_list)
1224 {
1225         $num_recipients = 0;
1226
1227         foreach ($address_list as $field => $adr_ary)
1228         {
1229                 $num_recipients += sizeof($adr_ary);
1230         }
1231
1232         return $num_recipients;
1233 }
1234
1235 /**
1236 * Get number of 'num_recipients' recipients from first position
1237 */
1238 function get_recipients($address_list, $num_recipients = 1)
1239 {
1240         $recipient = array();
1241
1242         $count = 0;
1243         foreach ($address_list as $field => $adr_ary)
1244         {
1245                 foreach ($adr_ary as $id => $type)
1246                 {
1247                         if ($count >= $num_recipients)
1248                         {
1249                                 break 2;
1250                         }
1251                         $recipient[$field][$id] = $type;
1252                         $count++;
1253                 }
1254         }
1255
1256         return $recipient;
1257 }
1258
1259 ?>