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PHP Cross Reference of moodle-2.8 |
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1 <?php 2 3 // This file is part of Moodle - http://moodle.org/ 4 // 5 // Moodle is free software: you can redistribute it and/or modify 6 // it under the terms of the GNU General Public License as published by 7 // the Free Software Foundation, either version 3 of the License, or 8 // (at your option) any later version. 9 // 10 // Moodle is distributed in the hope that it will be useful, 11 // but WITHOUT ANY WARRANTY; without even the implied warranty of 12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 // GNU General Public License for more details. 14 // 15 // You should have received a copy of the GNU General Public License 16 // along with Moodle. If not, see <http://www.gnu.org/licenses/>. 17 18 /** 19 * Edit and save a new post to a discussion 20 * 21 * @package mod_forum 22 * @copyright 1999 onwards Martin Dougiamas {@link http://moodle.com} 23 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later 24 */ 25 26 require_once('../../config.php'); 27 require_once ('lib.php'); 28 require_once($CFG->libdir.'/completionlib.php'); 29 30 $reply = optional_param('reply', 0, PARAM_INT); 31 $forum = optional_param('forum', 0, PARAM_INT); 32 $edit = optional_param('edit', 0, PARAM_INT); 33 $delete = optional_param('delete', 0, PARAM_INT); 34 $prune = optional_param('prune', 0, PARAM_INT); 35 $name = optional_param('name', '', PARAM_CLEAN); 36 $confirm = optional_param('confirm', 0, PARAM_INT); 37 $groupid = optional_param('groupid', null, PARAM_INT); 38 39 $PAGE->set_url('/mod/forum/post.php', array( 40 'reply' => $reply, 41 'forum' => $forum, 42 'edit' => $edit, 43 'delete'=> $delete, 44 'prune' => $prune, 45 'name' => $name, 46 'confirm'=>$confirm, 47 'groupid'=>$groupid, 48 )); 49 //these page_params will be passed as hidden variables later in the form. 50 $page_params = array('reply'=>$reply, 'forum'=>$forum, 'edit'=>$edit); 51 52 $sitecontext = context_system::instance(); 53 54 if (!isloggedin() or isguestuser()) { 55 56 if (!isloggedin() and !get_referer()) { 57 // No referer+not logged in - probably coming in via email See MDL-9052 58 require_login(); 59 } 60 61 if (!empty($forum)) { // User is starting a new discussion in a forum 62 if (! $forum = $DB->get_record('forum', array('id' => $forum))) { 63 print_error('invalidforumid', 'forum'); 64 } 65 } else if (!empty($reply)) { // User is writing a new reply 66 if (! $parent = forum_get_post_full($reply)) { 67 print_error('invalidparentpostid', 'forum'); 68 } 69 if (! $discussion = $DB->get_record('forum_discussions', array('id' => $parent->discussion))) { 70 print_error('notpartofdiscussion', 'forum'); 71 } 72 if (! $forum = $DB->get_record('forum', array('id' => $discussion->forum))) { 73 print_error('invalidforumid'); 74 } 75 } 76 if (! $course = $DB->get_record('course', array('id' => $forum->course))) { 77 print_error('invalidcourseid'); 78 } 79 80 if (!$cm = get_coursemodule_from_instance('forum', $forum->id, $course->id)) { // For the logs 81 print_error('invalidcoursemodule'); 82 } else { 83 $modcontext = context_module::instance($cm->id); 84 } 85 86 $PAGE->set_cm($cm, $course, $forum); 87 $PAGE->set_context($modcontext); 88 $PAGE->set_title($course->shortname); 89 $PAGE->set_heading($course->fullname); 90 91 echo $OUTPUT->header(); 92 echo $OUTPUT->confirm(get_string('noguestpost', 'forum').'<br /><br />'.get_string('liketologin'), get_login_url(), get_referer(false)); 93 echo $OUTPUT->footer(); 94 exit; 95 } 96 97 require_login(0, false); // Script is useless unless they're logged in 98 99 if (!empty($forum)) { // User is starting a new discussion in a forum 100 if (! $forum = $DB->get_record("forum", array("id" => $forum))) { 101 print_error('invalidforumid', 'forum'); 102 } 103 if (! $course = $DB->get_record("course", array("id" => $forum->course))) { 104 print_error('invalidcourseid'); 105 } 106 if (! $cm = get_coursemodule_from_instance("forum", $forum->id, $course->id)) { 107 print_error("invalidcoursemodule"); 108 } 109 110 // Retrieve the contexts. 111 $modcontext = context_module::instance($cm->id); 112 $coursecontext = context_course::instance($course->id); 113 114 if (! forum_user_can_post_discussion($forum, $groupid, -1, $cm)) { 115 if (!isguestuser()) { 116 if (!is_enrolled($coursecontext)) { 117 if (enrol_selfenrol_available($course->id)) { 118 $SESSION->wantsurl = qualified_me(); 119 $SESSION->enrolcancel = $_SERVER['HTTP_REFERER']; 120 redirect($CFG->wwwroot.'/enrol/index.php?id='.$course->id, get_string('youneedtoenrol')); 121 } 122 } 123 } 124 print_error('nopostforum', 'forum'); 125 } 126 127 if (!$cm->visible and !has_capability('moodle/course:viewhiddenactivities', $modcontext)) { 128 print_error("activityiscurrentlyhidden"); 129 } 130 131 if (isset($_SERVER["HTTP_REFERER"])) { 132 $SESSION->fromurl = $_SERVER["HTTP_REFERER"]; 133 } else { 134 $SESSION->fromurl = ''; 135 } 136 137 138 // Load up the $post variable. 139 140 $post = new stdClass(); 141 $post->course = $course->id; 142 $post->forum = $forum->id; 143 $post->discussion = 0; // ie discussion # not defined yet 144 $post->parent = 0; 145 $post->subject = ''; 146 $post->userid = $USER->id; 147 $post->message = ''; 148 $post->messageformat = editors_get_preferred_format(); 149 $post->messagetrust = 0; 150 151 if (isset($groupid)) { 152 $post->groupid = $groupid; 153 } else { 154 $post->groupid = groups_get_activity_group($cm); 155 } 156 157 // Unsetting this will allow the correct return URL to be calculated later. 158 unset($SESSION->fromdiscussion); 159 160 } else if (!empty($reply)) { // User is writing a new reply 161 162 if (! $parent = forum_get_post_full($reply)) { 163 print_error('invalidparentpostid', 'forum'); 164 } 165 if (! $discussion = $DB->get_record("forum_discussions", array("id" => $parent->discussion))) { 166 print_error('notpartofdiscussion', 'forum'); 167 } 168 if (! $forum = $DB->get_record("forum", array("id" => $discussion->forum))) { 169 print_error('invalidforumid', 'forum'); 170 } 171 if (! $course = $DB->get_record("course", array("id" => $discussion->course))) { 172 print_error('invalidcourseid'); 173 } 174 if (! $cm = get_coursemodule_from_instance("forum", $forum->id, $course->id)) { 175 print_error('invalidcoursemodule'); 176 } 177 178 // Ensure lang, theme, etc. is set up properly. MDL-6926 179 $PAGE->set_cm($cm, $course, $forum); 180 181 // Retrieve the contexts. 182 $modcontext = context_module::instance($cm->id); 183 $coursecontext = context_course::instance($course->id); 184 185 if (! forum_user_can_post($forum, $discussion, $USER, $cm, $course, $modcontext)) { 186 if (!isguestuser()) { 187 if (!is_enrolled($coursecontext)) { // User is a guest here! 188 $SESSION->wantsurl = qualified_me(); 189 $SESSION->enrolcancel = $_SERVER['HTTP_REFERER']; 190 redirect($CFG->wwwroot.'/enrol/index.php?id='.$course->id, get_string('youneedtoenrol')); 191 } 192 } 193 print_error('nopostforum', 'forum'); 194 } 195 196 // Make sure user can post here 197 if (isset($cm->groupmode) && empty($course->groupmodeforce)) { 198 $groupmode = $cm->groupmode; 199 } else { 200 $groupmode = $course->groupmode; 201 } 202 if ($groupmode == SEPARATEGROUPS and !has_capability('moodle/site:accessallgroups', $modcontext)) { 203 if ($discussion->groupid == -1) { 204 print_error('nopostforum', 'forum'); 205 } else { 206 if (!groups_is_member($discussion->groupid)) { 207 print_error('nopostforum', 'forum'); 208 } 209 } 210 } 211 212 if (!$cm->visible and !has_capability('moodle/course:viewhiddenactivities', $modcontext)) { 213 print_error("activityiscurrentlyhidden"); 214 } 215 216 // Load up the $post variable. 217 218 $post = new stdClass(); 219 $post->course = $course->id; 220 $post->forum = $forum->id; 221 $post->discussion = $parent->discussion; 222 $post->parent = $parent->id; 223 $post->subject = $parent->subject; 224 $post->userid = $USER->id; 225 $post->message = ''; 226 227 $post->groupid = ($discussion->groupid == -1) ? 0 : $discussion->groupid; 228 229 $strre = get_string('re', 'forum'); 230 if (!(substr($post->subject, 0, strlen($strre)) == $strre)) { 231 $post->subject = $strre.' '.$post->subject; 232 } 233 234 // Unsetting this will allow the correct return URL to be calculated later. 235 unset($SESSION->fromdiscussion); 236 237 } else if (!empty($edit)) { // User is editing their own post 238 239 if (! $post = forum_get_post_full($edit)) { 240 print_error('invalidpostid', 'forum'); 241 } 242 if ($post->parent) { 243 if (! $parent = forum_get_post_full($post->parent)) { 244 print_error('invalidparentpostid', 'forum'); 245 } 246 } 247 248 if (! $discussion = $DB->get_record("forum_discussions", array("id" => $post->discussion))) { 249 print_error('notpartofdiscussion', 'forum'); 250 } 251 if (! $forum = $DB->get_record("forum", array("id" => $discussion->forum))) { 252 print_error('invalidforumid', 'forum'); 253 } 254 if (! $course = $DB->get_record("course", array("id" => $discussion->course))) { 255 print_error('invalidcourseid'); 256 } 257 if (!$cm = get_coursemodule_from_instance("forum", $forum->id, $course->id)) { 258 print_error('invalidcoursemodule'); 259 } else { 260 $modcontext = context_module::instance($cm->id); 261 } 262 263 $PAGE->set_cm($cm, $course, $forum); 264 265 if (!($forum->type == 'news' && !$post->parent && $discussion->timestart > time())) { 266 if (((time() - $post->created) > $CFG->maxeditingtime) and 267 !has_capability('mod/forum:editanypost', $modcontext)) { 268 print_error('maxtimehaspassed', 'forum', '', format_time($CFG->maxeditingtime)); 269 } 270 } 271 if (($post->userid <> $USER->id) and 272 !has_capability('mod/forum:editanypost', $modcontext)) { 273 print_error('cannoteditposts', 'forum'); 274 } 275 276 277 // Load up the $post variable. 278 $post->edit = $edit; 279 $post->course = $course->id; 280 $post->forum = $forum->id; 281 $post->groupid = ($discussion->groupid == -1) ? 0 : $discussion->groupid; 282 283 $post = trusttext_pre_edit($post, 'message', $modcontext); 284 285 // Unsetting this will allow the correct return URL to be calculated later. 286 unset($SESSION->fromdiscussion); 287 288 }else if (!empty($delete)) { // User is deleting a post 289 290 if (! $post = forum_get_post_full($delete)) { 291 print_error('invalidpostid', 'forum'); 292 } 293 if (! $discussion = $DB->get_record("forum_discussions", array("id" => $post->discussion))) { 294 print_error('notpartofdiscussion', 'forum'); 295 } 296 if (! $forum = $DB->get_record("forum", array("id" => $discussion->forum))) { 297 print_error('invalidforumid', 'forum'); 298 } 299 if (!$cm = get_coursemodule_from_instance("forum", $forum->id, $forum->course)) { 300 print_error('invalidcoursemodule'); 301 } 302 if (!$course = $DB->get_record('course', array('id' => $forum->course))) { 303 print_error('invalidcourseid'); 304 } 305 306 require_login($course, false, $cm); 307 $modcontext = context_module::instance($cm->id); 308 309 if ( !(($post->userid == $USER->id && has_capability('mod/forum:deleteownpost', $modcontext)) 310 || has_capability('mod/forum:deleteanypost', $modcontext)) ) { 311 print_error('cannotdeletepost', 'forum'); 312 } 313 314 315 $replycount = forum_count_replies($post); 316 317 if (!empty($confirm) && confirm_sesskey()) { // User has confirmed the delete 318 //check user capability to delete post. 319 $timepassed = time() - $post->created; 320 if (($timepassed > $CFG->maxeditingtime) && !has_capability('mod/forum:deleteanypost', $modcontext)) { 321 print_error("cannotdeletepost", "forum", 322 forum_go_back_to("discuss.php?d=$post->discussion")); 323 } 324 325 if ($post->totalscore) { 326 notice(get_string('couldnotdeleteratings', 'rating'), 327 forum_go_back_to("discuss.php?d=$post->discussion")); 328 329 } else if ($replycount && !has_capability('mod/forum:deleteanypost', $modcontext)) { 330 print_error("couldnotdeletereplies", "forum", 331 forum_go_back_to("discuss.php?d=$post->discussion")); 332 333 } else { 334 if (! $post->parent) { // post is a discussion topic as well, so delete discussion 335 if ($forum->type == 'single') { 336 notice("Sorry, but you are not allowed to delete that discussion!", 337 forum_go_back_to("discuss.php?d=$post->discussion")); 338 } 339 forum_delete_discussion($discussion, false, $course, $cm, $forum); 340 341 $params = array( 342 'objectid' => $discussion->id, 343 'context' => $modcontext, 344 'other' => array( 345 'forumid' => $forum->id, 346 ) 347 ); 348 349 $event = \mod_forum\event\discussion_deleted::create($params); 350 $event->add_record_snapshot('forum_discussions', $discussion); 351 $event->trigger(); 352 353 redirect("view.php?f=$discussion->forum"); 354 355 } else if (forum_delete_post($post, has_capability('mod/forum:deleteanypost', $modcontext), 356 $course, $cm, $forum)) { 357 358 if ($forum->type == 'single') { 359 // Single discussion forums are an exception. We show 360 // the forum itself since it only has one discussion 361 // thread. 362 $discussionurl = "view.php?f=$forum->id"; 363 } else { 364 $discussionurl = "discuss.php?d=$post->discussion"; 365 } 366 367 $params = array( 368 'context' => $modcontext, 369 'objectid' => $post->id, 370 'other' => array( 371 'discussionid' => $discussion->id, 372 'forumid' => $forum->id, 373 'forumtype' => $forum->type, 374 ) 375 ); 376 377 if ($post->userid !== $USER->id) { 378 $params['relateduserid'] = $post->userid; 379 } 380 $event = \mod_forum\event\post_deleted::create($params); 381 $event->add_record_snapshot('forum_posts', $post); 382 $event->add_record_snapshot('forum_discussions', $discussion); 383 $event->trigger(); 384 385 redirect(forum_go_back_to($discussionurl)); 386 } else { 387 print_error('errorwhiledelete', 'forum'); 388 } 389 } 390 391 392 } else { // User just asked to delete something 393 394 forum_set_return(); 395 $PAGE->navbar->add(get_string('delete', 'forum')); 396 $PAGE->set_title($course->shortname); 397 $PAGE->set_heading($course->fullname); 398 399 if ($replycount) { 400 if (!has_capability('mod/forum:deleteanypost', $modcontext)) { 401 print_error("couldnotdeletereplies", "forum", 402 forum_go_back_to("discuss.php?d=$post->discussion")); 403 } 404 echo $OUTPUT->header(); 405 echo $OUTPUT->heading(format_string($forum->name), 2); 406 echo $OUTPUT->confirm(get_string("deletesureplural", "forum", $replycount+1), 407 "post.php?delete=$delete&confirm=$delete", 408 $CFG->wwwroot.'/mod/forum/discuss.php?d='.$post->discussion.'#p'.$post->id); 409 410 forum_print_post($post, $discussion, $forum, $cm, $course, false, false, false); 411 412 if (empty($post->edit)) { 413 $forumtracked = forum_tp_is_tracked($forum); 414 $posts = forum_get_all_discussion_posts($discussion->id, "created ASC", $forumtracked); 415 forum_print_posts_nested($course, $cm, $forum, $discussion, $post, false, false, $forumtracked, $posts); 416 } 417 } else { 418 echo $OUTPUT->header(); 419 echo $OUTPUT->heading(format_string($forum->name), 2); 420 echo $OUTPUT->confirm(get_string("deletesure", "forum", $replycount), 421 "post.php?delete=$delete&confirm=$delete", 422 $CFG->wwwroot.'/mod/forum/discuss.php?d='.$post->discussion.'#p'.$post->id); 423 forum_print_post($post, $discussion, $forum, $cm, $course, false, false, false); 424 } 425 426 } 427 echo $OUTPUT->footer(); 428 die; 429 430 431 } else if (!empty($prune)) { // Pruning 432 433 if (!$post = forum_get_post_full($prune)) { 434 print_error('invalidpostid', 'forum'); 435 } 436 if (!$discussion = $DB->get_record("forum_discussions", array("id" => $post->discussion))) { 437 print_error('notpartofdiscussion', 'forum'); 438 } 439 if (!$forum = $DB->get_record("forum", array("id" => $discussion->forum))) { 440 print_error('invalidforumid', 'forum'); 441 } 442 if ($forum->type == 'single') { 443 print_error('cannotsplit', 'forum'); 444 } 445 if (!$post->parent) { 446 print_error('alreadyfirstpost', 'forum'); 447 } 448 if (!$cm = get_coursemodule_from_instance("forum", $forum->id, $forum->course)) { // For the logs 449 print_error('invalidcoursemodule'); 450 } else { 451 $modcontext = context_module::instance($cm->id); 452 } 453 if (!has_capability('mod/forum:splitdiscussions', $modcontext)) { 454 print_error('cannotsplit', 'forum'); 455 } 456 457 if (!empty($name) && confirm_sesskey()) { // User has confirmed the prune 458 459 $newdiscussion = new stdClass(); 460 $newdiscussion->course = $discussion->course; 461 $newdiscussion->forum = $discussion->forum; 462 $newdiscussion->name = $name; 463 $newdiscussion->firstpost = $post->id; 464 $newdiscussion->userid = $discussion->userid; 465 $newdiscussion->groupid = $discussion->groupid; 466 $newdiscussion->assessed = $discussion->assessed; 467 $newdiscussion->usermodified = $post->userid; 468 $newdiscussion->timestart = $discussion->timestart; 469 $newdiscussion->timeend = $discussion->timeend; 470 471 $newid = $DB->insert_record('forum_discussions', $newdiscussion); 472 473 $newpost = new stdClass(); 474 $newpost->id = $post->id; 475 $newpost->parent = 0; 476 $newpost->subject = $name; 477 478 $DB->update_record("forum_posts", $newpost); 479 480 forum_change_discussionid($post->id, $newid); 481 482 // update last post in each discussion 483 forum_discussion_update_last_post($discussion->id); 484 forum_discussion_update_last_post($newid); 485 486 // Fire events to reflect the split.. 487 $params = array( 488 'context' => $modcontext, 489 'objectid' => $discussion->id, 490 'other' => array( 491 'forumid' => $forum->id, 492 ) 493 ); 494 $event = \mod_forum\event\discussion_updated::create($params); 495 $event->trigger(); 496 497 $params = array( 498 'context' => $modcontext, 499 'objectid' => $newid, 500 'other' => array( 501 'forumid' => $forum->id, 502 ) 503 ); 504 $event = \mod_forum\event\discussion_created::create($params); 505 $event->trigger(); 506 507 $params = array( 508 'context' => $modcontext, 509 'objectid' => $post->id, 510 'other' => array( 511 'discussionid' => $newid, 512 'forumid' => $forum->id, 513 'forumtype' => $forum->type, 514 ) 515 ); 516 $event = \mod_forum\event\post_updated::create($params); 517 $event->add_record_snapshot('forum_discussions', $discussion); 518 $event->trigger(); 519 520 redirect(forum_go_back_to("discuss.php?d=$newid")); 521 522 } else { // User just asked to prune something 523 524 $course = $DB->get_record('course', array('id' => $forum->course)); 525 526 $PAGE->set_cm($cm); 527 $PAGE->set_context($modcontext); 528 $PAGE->navbar->add(format_string($post->subject, true), new moodle_url('/mod/forum/discuss.php', array('d'=>$discussion->id))); 529 $PAGE->navbar->add(get_string("prune", "forum")); 530 $PAGE->set_title(format_string($discussion->name).": ".format_string($post->subject)); 531 $PAGE->set_heading($course->fullname); 532 echo $OUTPUT->header(); 533 echo $OUTPUT->heading(format_string($forum->name), 2); 534 echo $OUTPUT->heading(get_string('pruneheading', 'forum'), 3); 535 echo '<center>'; 536 537 include ('prune.html'); 538 539 forum_print_post($post, $discussion, $forum, $cm, $course, false, false, false); 540 echo '</center>'; 541 } 542 echo $OUTPUT->footer(); 543 die; 544 } else { 545 print_error('unknowaction'); 546 547 } 548 549 if (!isset($coursecontext)) { 550 // Has not yet been set by post.php. 551 $coursecontext = context_course::instance($forum->course); 552 } 553 554 555 // from now on user must be logged on properly 556 557 if (!$cm = get_coursemodule_from_instance('forum', $forum->id, $course->id)) { // For the logs 558 print_error('invalidcoursemodule'); 559 } 560 $modcontext = context_module::instance($cm->id); 561 require_login($course, false, $cm); 562 563 if (isguestuser()) { 564 // just in case 565 print_error('noguest'); 566 } 567 568 if (!isset($forum->maxattachments)) { // TODO - delete this once we add a field to the forum table 569 $forum->maxattachments = 3; 570 } 571 572 $thresholdwarning = forum_check_throttling($forum, $cm); 573 $mform_post = new mod_forum_post_form('post.php', array('course' => $course, 574 'cm' => $cm, 575 'coursecontext' => $coursecontext, 576 'modcontext' => $modcontext, 577 'forum' => $forum, 578 'post' => $post, 579 'subscribe' => \mod_forum\subscriptions::is_subscribed($USER->id, $forum, 580 null, $cm), 581 'thresholdwarning' => $thresholdwarning, 582 'edit' => $edit), 'post', '', array('id' => 'mformforum')); 583 584 $draftitemid = file_get_submitted_draft_itemid('attachments'); 585 file_prepare_draft_area($draftitemid, $modcontext->id, 'mod_forum', 'attachment', empty($post->id)?null:$post->id, mod_forum_post_form::attachment_options($forum)); 586 587 //load data into form NOW! 588 589 if ($USER->id != $post->userid) { // Not the original author, so add a message to the end 590 $data = new stdClass(); 591 $data->date = userdate($post->modified); 592 if ($post->messageformat == FORMAT_HTML) { 593 $data->name = '<a href="'.$CFG->wwwroot.'/user/view.php?id='.$USER->id.'&course='.$post->course.'">'. 594 fullname($USER).'</a>'; 595 $post->message .= '<p><span class="edited">('.get_string('editedby', 'forum', $data).')</span></p>'; 596 } else { 597 $data->name = fullname($USER); 598 $post->message .= "\n\n(".get_string('editedby', 'forum', $data).')'; 599 } 600 unset($data); 601 } 602 603 $formheading = ''; 604 if (!empty($parent)) { 605 $heading = get_string("yourreply", "forum"); 606 $formheading = get_string('reply', 'forum'); 607 } else { 608 if ($forum->type == 'qanda') { 609 $heading = get_string('yournewquestion', 'forum'); 610 } else { 611 $heading = get_string('yournewtopic', 'forum'); 612 } 613 } 614 615 $postid = empty($post->id) ? null : $post->id; 616 $draftid_editor = file_get_submitted_draft_itemid('message'); 617 $currenttext = file_prepare_draft_area($draftid_editor, $modcontext->id, 'mod_forum', 'post', $postid, mod_forum_post_form::editor_options($modcontext, $postid), $post->message); 618 619 // Respect the user's discussion autosubscribe preference unless they have already posted - in which case, use that preference. 620 $discussionsubscribe = $USER->autosubscribe; 621 if (isset($discussion) && forum_user_has_posted($forum->id, $discussion->id, $USER->id)) { 622 $discussionsubscribe = \mod_forum\subscriptions::is_subscribed($USER->id, $forum, $discussion->id, $cm); 623 } 624 $mform_post->set_data(array( 'attachments'=>$draftitemid, 625 'general'=>$heading, 626 'subject'=>$post->subject, 627 'message'=>array( 628 'text'=>$currenttext, 629 'format'=>empty($post->messageformat) ? editors_get_preferred_format() : $post->messageformat, 630 'itemid'=>$draftid_editor 631 ), 632 'discussionsubscribe' => $discussionsubscribe, 633 'mailnow'=>!empty($post->mailnow), 634 'userid'=>$post->userid, 635 'parent'=>$post->parent, 636 'discussion'=>$post->discussion, 637 'course'=>$course->id) + 638 $page_params + 639 640 (isset($post->format)?array( 641 'format'=>$post->format): 642 array())+ 643 644 (isset($discussion->timestart)?array( 645 'timestart'=>$discussion->timestart): 646 array())+ 647 648 (isset($discussion->timeend)?array( 649 'timeend'=>$discussion->timeend): 650 array())+ 651 652 (isset($post->groupid)?array( 653 'groupid'=>$post->groupid): 654 array())+ 655 656 (isset($discussion->id)? 657 array('discussion'=>$discussion->id): 658 array())); 659 660 if ($mform_post->is_cancelled()) { 661 if (!isset($discussion->id) || $forum->type === 'qanda') { 662 // Q and A forums don't have a discussion page, so treat them like a new thread.. 663 redirect(new moodle_url('/mod/forum/view.php', array('f' => $forum->id))); 664 } else { 665 redirect(new moodle_url('/mod/forum/discuss.php', array('d' => $discussion->id))); 666 } 667 } else if ($fromform = $mform_post->get_data()) { 668 669 if (empty($SESSION->fromurl)) { 670 $errordestination = "$CFG->wwwroot/mod/forum/view.php?f=$forum->id"; 671 } else { 672 $errordestination = $SESSION->fromurl; 673 } 674 675 $fromform->itemid = $fromform->message['itemid']; 676 $fromform->messageformat = $fromform->message['format']; 677 $fromform->message = $fromform->message['text']; 678 // WARNING: the $fromform->message array has been overwritten, do not use it anymore! 679 $fromform->messagetrust = trusttext_trusted($modcontext); 680 681 $contextcheck = isset($fromform->groupinfo) && has_capability('mod/forum:movediscussions', $modcontext); 682 683 if ($fromform->edit) { // Updating a post 684 unset($fromform->groupid); 685 $fromform->id = $fromform->edit; 686 $message = ''; 687 688 //fix for bug #4314 689 if (!$realpost = $DB->get_record('forum_posts', array('id' => $fromform->id))) { 690 $realpost = new stdClass(); 691 $realpost->userid = -1; 692 } 693 694 695 // if user has edit any post capability 696 // or has either startnewdiscussion or reply capability and is editting own post 697 // then he can proceed 698 // MDL-7066 699 if ( !(($realpost->userid == $USER->id && (has_capability('mod/forum:replypost', $modcontext) 700 || has_capability('mod/forum:startdiscussion', $modcontext))) || 701 has_capability('mod/forum:editanypost', $modcontext)) ) { 702 print_error('cannotupdatepost', 'forum'); 703 } 704 705 // If the user has access to all groups and they are changing the group, then update the post. 706 if ($contextcheck) { 707 if (empty($fromform->groupinfo)) { 708 $fromform->groupinfo = -1; 709 } 710 $DB->set_field('forum_discussions' ,'groupid' , $fromform->groupinfo, array('firstpost' => $fromform->id)); 711 } 712 713 $updatepost = $fromform; //realpost 714 $updatepost->forum = $forum->id; 715 if (!forum_update_post($updatepost, $mform_post, $message)) { 716 print_error("couldnotupdate", "forum", $errordestination); 717 } 718 719 // MDL-11818 720 if (($forum->type == 'single') && ($updatepost->parent == '0')){ // updating first post of single discussion type -> updating forum intro 721 $forum->intro = $updatepost->message; 722 $forum->timemodified = time(); 723 $DB->update_record("forum", $forum); 724 } 725 726 $timemessage = 2; 727 if (!empty($message)) { // if we're printing stuff about the file upload 728 $timemessage = 4; 729 } 730 731 if ($realpost->userid == $USER->id) { 732 $message .= '<br />'.get_string("postupdated", "forum"); 733 } else { 734 $realuser = $DB->get_record('user', array('id' => $realpost->userid)); 735 $message .= '<br />'.get_string("editedpostupdated", "forum", fullname($realuser)); 736 } 737 738 if ($subscribemessage = forum_post_subscription($fromform, $forum, $discussion)) { 739 $timemessage = 4; 740 } 741 if ($forum->type == 'single') { 742 // Single discussion forums are an exception. We show 743 // the forum itself since it only has one discussion 744 // thread. 745 $discussionurl = "view.php?f=$forum->id"; 746 } else { 747 $discussionurl = "discuss.php?d=$discussion->id#p$fromform->id"; 748 } 749 750 $params = array( 751 'context' => $modcontext, 752 'objectid' => $fromform->id, 753 'other' => array( 754 'discussionid' => $discussion->id, 755 'forumid' => $forum->id, 756 'forumtype' => $forum->type, 757 ) 758 ); 759 760 if ($realpost->userid !== $USER->id) { 761 $params['relateduserid'] = $realpost->userid; 762 } 763 764 $event = \mod_forum\event\post_updated::create($params); 765 $event->add_record_snapshot('forum_discussions', $discussion); 766 $event->trigger(); 767 768 redirect(forum_go_back_to("$discussionurl"), $message.$subscribemessage, $timemessage); 769 770 exit; 771 772 773 } else if ($fromform->discussion) { // Adding a new post to an existing discussion 774 // Before we add this we must check that the user will not exceed the blocking threshold. 775 forum_check_blocking_threshold($thresholdwarning); 776 777 unset($fromform->groupid); 778 $message = ''; 779 $addpost = $fromform; 780 $addpost->forum=$forum->id; 781 if ($fromform->id = forum_add_new_post($addpost, $mform_post, $message)) { 782 $timemessage = 2; 783 if (!empty($message)) { // if we're printing stuff about the file upload 784 $timemessage = 4; 785 } 786 787 if ($subscribemessage = forum_post_subscription($fromform, $forum, $discussion)) { 788 $timemessage = 4; 789 } 790 791 if (!empty($fromform->mailnow)) { 792 $message .= get_string("postmailnow", "forum"); 793 $timemessage = 4; 794 } else { 795 $message .= '<p>'.get_string("postaddedsuccess", "forum") . '</p>'; 796 $message .= '<p>'.get_string("postaddedtimeleft", "forum", format_time($CFG->maxeditingtime)) . '</p>'; 797 } 798 799 if ($forum->type == 'single') { 800 // Single discussion forums are an exception. We show 801 // the forum itself since it only has one discussion 802 // thread. 803 $discussionurl = "view.php?f=$forum->id"; 804 } else { 805 $discussionurl = "discuss.php?d=$discussion->id"; 806 } 807 808 $params = array( 809 'context' => $modcontext, 810 'objectid' => $fromform->id, 811 'other' => array( 812 'discussionid' => $discussion->id, 813 'forumid' => $forum->id, 814 'forumtype' => $forum->type, 815 ) 816 ); 817 $event = \mod_forum\event\post_created::create($params); 818 $event->add_record_snapshot('forum_posts', $fromform); 819 $event->add_record_snapshot('forum_discussions', $discussion); 820 $event->trigger(); 821 822 // Update completion state 823 $completion=new completion_info($course); 824 if($completion->is_enabled($cm) && 825 ($forum->completionreplies || $forum->completionposts)) { 826 $completion->update_state($cm,COMPLETION_COMPLETE); 827 } 828 829 redirect(forum_go_back_to("$discussionurl#p$fromform->id"), $message.$subscribemessage, $timemessage); 830 831 } else { 832 print_error("couldnotadd", "forum", $errordestination); 833 } 834 exit; 835 836 } else { // Adding a new discussion. 837 // Before we add this we must check that the user will not exceed the blocking threshold. 838 forum_check_blocking_threshold($thresholdwarning); 839 840 if (!forum_user_can_post_discussion($forum, $fromform->groupid, -1, $cm, $modcontext)) { 841 print_error('cannotcreatediscussion', 'forum'); 842 } 843 // If the user has access all groups capability let them choose the group. 844 if ($contextcheck) { 845 $fromform->groupid = $fromform->groupinfo; 846 } 847 if (empty($fromform->groupid)) { 848 $fromform->groupid = -1; 849 } 850 851 $fromform->mailnow = empty($fromform->mailnow) ? 0 : 1; 852 853 $discussion = $fromform; 854 $discussion->name = $fromform->subject; 855 856 $newstopic = false; 857 if ($forum->type == 'news' && !$fromform->parent) { 858 $newstopic = true; 859 } 860 $discussion->timestart = $fromform->timestart; 861 $discussion->timeend = $fromform->timeend; 862 863 $message = ''; 864 if ($discussion->id = forum_add_discussion($discussion, $mform_post, $message)) { 865 866 $params = array( 867 'context' => $modcontext, 868 'objectid' => $discussion->id, 869 'other' => array( 870 'forumid' => $forum->id, 871 ) 872 ); 873 $event = \mod_forum\event\discussion_created::create($params); 874 $event->add_record_snapshot('forum_discussions', $discussion); 875 $event->trigger(); 876 877 $timemessage = 2; 878 if (!empty($message)) { // if we're printing stuff about the file upload 879 $timemessage = 4; 880 } 881 882 if ($fromform->mailnow) { 883 $message .= get_string("postmailnow", "forum"); 884 $timemessage = 4; 885 } else { 886 $message .= '<p>'.get_string("postaddedsuccess", "forum") . '</p>'; 887 $message .= '<p>'.get_string("postaddedtimeleft", "forum", format_time($CFG->maxeditingtime)) . '</p>'; 888 } 889 890 if ($subscribemessage = forum_post_subscription($fromform, $forum, $discussion)) { 891 $timemessage = 6; 892 } 893 894 // Update completion status 895 $completion=new completion_info($course); 896 if($completion->is_enabled($cm) && 897 ($forum->completiondiscussions || $forum->completionposts)) { 898 $completion->update_state($cm,COMPLETION_COMPLETE); 899 } 900 901 redirect(forum_go_back_to("view.php?f=$fromform->forum"), $message.$subscribemessage, $timemessage); 902 903 } else { 904 print_error("couldnotadd", "forum", $errordestination); 905 } 906 907 exit; 908 } 909 } 910 911 912 913 // To get here they need to edit a post, and the $post 914 // variable will be loaded with all the particulars, 915 // so bring up the form. 916 917 // $course, $forum are defined. $discussion is for edit and reply only. 918 919 if ($post->discussion) { 920 if (! $toppost = $DB->get_record("forum_posts", array("discussion" => $post->discussion, "parent" => 0))) { 921 print_error('cannotfindparentpost', 'forum', '', $post->id); 922 } 923 } else { 924 $toppost = new stdClass(); 925 $toppost->subject = ($forum->type == "news") ? get_string("addanewtopic", "forum") : 926 get_string("addanewdiscussion", "forum"); 927 } 928 929 if (empty($post->edit)) { 930 $post->edit = ''; 931 } 932 933 if (empty($discussion->name)) { 934 if (empty($discussion)) { 935 $discussion = new stdClass(); 936 } 937 $discussion->name = $forum->name; 938 } 939 if ($forum->type == 'single') { 940 // There is only one discussion thread for this forum type. We should 941 // not show the discussion name (same as forum name in this case) in 942 // the breadcrumbs. 943 $strdiscussionname = ''; 944 } else { 945 // Show the discussion name in the breadcrumbs. 946 $strdiscussionname = format_string($discussion->name).':'; 947 } 948 949 $forcefocus = empty($reply) ? NULL : 'message'; 950 951 if (!empty($discussion->id)) { 952 $PAGE->navbar->add(format_string($toppost->subject, true), "discuss.php?d=$discussion->id"); 953 } 954 955 if ($post->parent) { 956 $PAGE->navbar->add(get_string('reply', 'forum')); 957 } 958 959 if ($edit) { 960 $PAGE->navbar->add(get_string('edit', 'forum')); 961 } 962 963 $PAGE->set_title("$course->shortname: $strdiscussionname ".format_string($toppost->subject)); 964 $PAGE->set_heading($course->fullname); 965 966 echo $OUTPUT->header(); 967 echo $OUTPUT->heading(format_string($forum->name), 2); 968 969 // checkup 970 if (!empty($parent) && !forum_user_can_see_post($forum, $discussion, $post, null, $cm)) { 971 print_error('cannotreply', 'forum'); 972 } 973 if (empty($parent) && empty($edit) && !forum_user_can_post_discussion($forum, $groupid, -1, $cm, $modcontext)) { 974 print_error('cannotcreatediscussion', 'forum'); 975 } 976 977 if ($forum->type == 'qanda' 978 && !has_capability('mod/forum:viewqandawithoutposting', $modcontext) 979 && !empty($discussion->id) 980 && !forum_user_has_posted($forum->id, $discussion->id, $USER->id)) { 981 echo $OUTPUT->notification(get_string('qandanotify','forum')); 982 } 983 984 // If there is a warning message and we are not editing a post we need to handle the warning. 985 if (!empty($thresholdwarning) && !$edit) { 986 // Here we want to throw an exception if they are no longer allowed to post. 987 forum_check_blocking_threshold($thresholdwarning); 988 } 989 990 if (!empty($parent)) { 991 if (!$discussion = $DB->get_record('forum_discussions', array('id' => $parent->discussion))) { 992 print_error('notpartofdiscussion', 'forum'); 993 } 994 995 forum_print_post($parent, $discussion, $forum, $cm, $course, false, false, false); 996 if (empty($post->edit)) { 997 if ($forum->type != 'qanda' || forum_user_can_see_discussion($forum, $discussion, $modcontext)) { 998 $forumtracked = forum_tp_is_tracked($forum); 999 $posts = forum_get_all_discussion_posts($discussion->id, "created ASC", $forumtracked); 1000 forum_print_posts_threaded($course, $cm, $forum, $discussion, $parent, 0, false, $forumtracked, $posts); 1001 } 1002 } 1003 } else { 1004 if (!empty($forum->intro)) { 1005 echo $OUTPUT->box(format_module_intro('forum', $forum, $cm->id), 'generalbox', 'intro'); 1006 1007 if (!empty($CFG->enableplagiarism)) { 1008 require_once($CFG->libdir.'/plagiarismlib.php'); 1009 echo plagiarism_print_disclosure($cm->id); 1010 } 1011 } 1012 } 1013 1014 if (!empty($formheading)) { 1015 echo $OUTPUT->heading($formheading, 2, array('class' => 'accesshide')); 1016 } 1017 $mform_post->display(); 1018 1019 echo $OUTPUT->footer(); 1020
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| Generated: Fri Nov 28 20:29:05 2014 | Cross-referenced by PHPXref 0.7.1 |