if ($forum->type == 'qanda' && !has_capability('mod/forum:viewqandawithoutposting', $modcontext) && !empty($discussion->id) && !forum_user_has_posted($forum->id, $discussion->id, $USER->id)) { echo $OUTPUT->notification(get_string('qandanotify', 'forum')); } forum_check_throttling($forum, $cm); if (!empty($parent)) { if (!($discussion = $DB->get_record('forum_discussions', array('id' => $parent->discussion)))) { print_error('notpartofdiscussion', 'forum'); } // #marginalia begin $moodlemia = moodle_marginalia::get_instance(); $miaprofile = $moodlemia->get_profile($PAGE->url->out(false)); if ($miaprofile) { $miaprofile->emit_body(); $miaprofile->emit_margin_controls(); } // #marginalia end forum_print_post($parent, $discussion, $forum, $cm, $course, false, false, false); if (empty($post->edit)) { if ($forum->type != 'qanda' || forum_user_can_see_discussion($forum, $discussion, $modcontext)) { $forumtracked = forum_tp_is_tracked($forum); $posts = forum_get_all_discussion_posts($discussion->id, "created ASC", $forumtracked); forum_print_posts_threaded($course, $cm, $forum, $discussion, $parent, 0, false, $forumtracked, $posts); } } } else { if (!empty($forum->intro)) { echo $OUTPUT->box(format_module_intro('forum', $forum, $cm->id), 'generalbox', 'intro'); } } $mform_post->display(); echo $OUTPUT->footer();
/** * Prints the discussion view screen for a forum. * * @global object * @global object * @param object $course The current course object. * @param object $forum Forum to be printed. * @param int $maxdiscussions . * @param string $displayformat The display format to use (optional). * @param string $sort Sort arguments for database query (optional). * @param int $groupmode Group mode of the forum (optional). * @param void $unused (originally current group) * @param int $page Page mode, page to display (optional). * @param int $perpage The maximum number of discussions per page(optional) * */ function forum_print_latest_discussions($course, $forum, $maxdiscussions=-1, $displayformat='plain', $sort='', $currentgroup=-1, $groupmode=-1, $page=-1, $perpage=100, $cm=NULL) { global $CFG, $USER, $OUTPUT; if (!$cm) { if (!$cm = get_coursemodule_from_instance('forum', $forum->id, $forum->course)) { print_error('invalidcoursemodule'); } } $context = context_module::instance($cm->id); if (empty($sort)) { $sort = "d.timemodified DESC"; } $olddiscussionlink = false; // Sort out some defaults if ($perpage <= 0) { $perpage = 0; $page = -1; } if ($maxdiscussions == 0) { // all discussions - backwards compatibility $page = -1; $perpage = 0; if ($displayformat == 'plain') { $displayformat = 'header'; // Abbreviate display by default } } else if ($maxdiscussions > 0) { $page = -1; $perpage = $maxdiscussions; } $fullpost = false; if ($displayformat == 'plain') { $fullpost = true; } // Decide if current user is allowed to see ALL the current discussions or not // First check the group stuff if ($currentgroup == -1 or $groupmode == -1) { $groupmode = groups_get_activity_groupmode($cm, $course); $currentgroup = groups_get_activity_group($cm); } $groups = array(); //cache // If the user can post discussions, then this is a good place to put the // button for it. We do not show the button if we are showing site news // and the current user is a guest. $canstart = forum_user_can_post_discussion($forum, $currentgroup, $groupmode, $cm, $context); if (!$canstart and $forum->type !== 'news') { if (isguestuser() or !isloggedin()) { $canstart = true; } if (!is_enrolled($context) and !is_viewing($context)) { // allow guests and not-logged-in to see the button - they are prompted to log in after clicking the link // normal users with temporary guest access see this button too, they are asked to enrol instead // do not show the button to users with suspended enrolments here $canstart = enrol_selfenrol_available($course->id); } } if ($canstart) { echo '<div class="singlebutton forumaddnew">'; echo "<form id=\"newdiscussionform\" method=\"get\" action=\"$CFG->wwwroot/mod/forum/post.php\">"; echo '<div>'; echo "<input type=\"hidden\" name=\"forum\" value=\"$forum->id\" />"; switch ($forum->type) { case 'news': case 'blog': $buttonadd = get_string('addanewtopic', 'forum'); break; case 'qanda': $buttonadd = get_string('addanewquestion', 'forum'); break; default: $buttonadd = get_string('addanewdiscussion', 'forum'); break; } echo '<input type="submit" value="'.$buttonadd.'" />'; echo '</div>'; echo '</form>'; echo "</div>\n"; } else if (isguestuser() or !isloggedin() or $forum->type == 'news') { // no button and no info } else if ($groupmode and has_capability('mod/forum:startdiscussion', $context)) { // inform users why they can not post new discussion if ($currentgroup) { echo $OUTPUT->notification(get_string('cannotadddiscussion', 'forum')); } else { echo $OUTPUT->notification(get_string('cannotadddiscussionall', 'forum')); } } // Get all the recent discussions we're allowed to see $getuserlastmodified = ($displayformat == 'header'); if (! $discussions = forum_get_discussions($cm, $sort, $fullpost, null, $maxdiscussions, $getuserlastmodified, $page, $perpage) ) { echo '<div class="forumnodiscuss">'; if ($forum->type == 'news') { echo '('.get_string('nonews', 'forum').')'; } else if ($forum->type == 'qanda') { echo '('.get_string('noquestions','forum').')'; } else { echo '('.get_string('nodiscussions', 'forum').')'; } echo "</div>\n"; return; } // If we want paging if ($page != -1) { ///Get the number of discussions found $numdiscussions = forum_get_discussions_count($cm); ///Show the paging bar echo $OUTPUT->paging_bar($numdiscussions, $page, $perpage, "view.php?f=$forum->id"); if ($numdiscussions > 1000) { // saves some memory on sites with very large forums $replies = forum_count_discussion_replies($forum->id, $sort, $maxdiscussions, $page, $perpage); } else { $replies = forum_count_discussion_replies($forum->id); } } else { $replies = forum_count_discussion_replies($forum->id); if ($maxdiscussions > 0 and $maxdiscussions <= count($discussions)) { $olddiscussionlink = true; } } $canviewparticipants = has_capability('moodle/course:viewparticipants',$context); $strdatestring = get_string('strftimerecentfull'); // Check if the forum is tracked. if ($cantrack = forum_tp_can_track_forums($forum)) { $forumtracked = forum_tp_is_tracked($forum); } else { $forumtracked = false; } if ($forumtracked) { $unreads = forum_get_discussions_unread($cm); } else { $unreads = array(); } if ($displayformat == 'header') { echo '<table cellspacing="0" class="forumheaderlist">'; echo '<thead>'; echo '<tr>'; echo '<th class="header topic" scope="col">'.get_string('discussion', 'forum').'</th>'; echo '<th class="header author" colspan="2" scope="col">'.get_string('startedby', 'forum').'</th>'; if ($groupmode > 0) { echo '<th class="header group" scope="col">'.get_string('group').'</th>'; } if (has_capability('mod/forum:viewdiscussion', $context)) { echo '<th class="header replies" scope="col">'.get_string('replies', 'forum').'</th>'; // If the forum can be tracked, display the unread column. if ($cantrack) { echo '<th class="header replies" scope="col">'.get_string('unread', 'forum'); if ($forumtracked) { echo '<a title="'.get_string('markallread', 'forum'). '" href="'.$CFG->wwwroot.'/mod/forum/markposts.php?f='. $forum->id.'&mark=read&returnpage=view.php">'. '<img src="'.$OUTPUT->pix_url('t/markasread') . '" class="iconsmall" alt="'.get_string('markallread', 'forum').'" /></a>'; } echo '</th>'; } } echo '<th class="header lastpost" scope="col">'.get_string('lastpost', 'forum').'</th>'; echo '</tr>'; echo '</thead>'; echo '<tbody>'; } foreach ($discussions as $discussion) { if (!empty($replies[$discussion->discussion])) { $discussion->replies = $replies[$discussion->discussion]->replies; $discussion->lastpostid = $replies[$discussion->discussion]->lastpostid; } else { $discussion->replies = 0; } // SPECIAL CASE: The front page can display a news item post to non-logged in users. // All posts are read in this case. if (!$forumtracked) { $discussion->unread = '-'; } else if (empty($USER)) { $discussion->unread = 0; } else { if (empty($unreads[$discussion->discussion])) { $discussion->unread = 0; } else { $discussion->unread = $unreads[$discussion->discussion]; } } if (isloggedin()) { $ownpost = ($discussion->userid == $USER->id); } else { $ownpost=false; } // Use discussion name instead of subject of first post $discussion->subject = $discussion->name; switch ($displayformat) { case 'header': if ($groupmode > 0) { if (isset($groups[$discussion->groupid])) { $group = $groups[$discussion->groupid]; } else { $group = $groups[$discussion->groupid] = groups_get_group($discussion->groupid); } } else { $group = -1; } forum_print_discussion_header($discussion, $forum, $group, $strdatestring, $cantrack, $forumtracked, $canviewparticipants, $context); break; default: $link = false; if ($discussion->replies) { $link = true; } else { $modcontext = context_module::instance($cm->id); $link = forum_user_can_see_discussion($forum, $discussion, $modcontext, $USER); } $discussion->forum = $forum->id; forum_print_post($discussion, $discussion, $forum, $cm, $course, $ownpost, 0, $link, false, '', null, true, $forumtracked); break; } } if ($displayformat == "header") { echo '</tbody>'; echo '</table>'; } if ($olddiscussionlink) { if ($forum->type == 'news') { $strolder = get_string('oldertopics', 'forum'); } else { $strolder = get_string('olderdiscussions', 'forum'); } echo '<div class="forumolddiscuss">'; echo '<a href="'.$CFG->wwwroot.'/mod/forum/view.php?f='.$forum->id.'&showall=1">'; echo $strolder.'</a> ...</div>'; } if ($page != -1) { ///Show the paging bar echo $OUTPUT->paging_bar($numdiscussions, $page, $perpage, "view.php?f=$forum->id"); } }
/** * This function return the XML rss contents about the forum * It returns false if something is wrong * * @param stdClass $forum the forum object * @param string $sql the SQL used to retrieve the contents from the database * @param array $params the SQL parameters used * @param object $context the context this forum relates to * @return bool|string false if the contents is empty, otherwise the contents of the feed is returned * * @Todo MDL-31129 implement post attachment handling */ function forum_rss_feed_contents($forum, $sql, $params, $context) { global $CFG, $DB, $USER; $status = true; $recs = $DB->get_recordset_sql($sql, $params, 0, $forum->rssarticles); //set a flag. Are we displaying discussions or posts? $isdiscussion = true; if (!empty($forum->rsstype) && $forum->rsstype!=1) { $isdiscussion = false; } if (!$cm = get_coursemodule_from_instance('forum', $forum->id, $forum->course)) { print_error('invalidcoursemodule'); } $formatoptions = new stdClass(); $items = array(); foreach ($recs as $rec) { $item = new stdClass(); $user = new stdClass(); $discussion = new stdClass(); $discussion->id = $rec->discussionid; $discussion->groupid = $rec->groupid; $discussion->timestart = $rec->timestart; $discussion->timeend = $rec->timeend; $post = null; if (!$isdiscussion) { $post = new stdClass(); $post->id = $rec->postid; $post->parent = $rec->postparent; $post->userid = $rec->userid; } if ($isdiscussion && !forum_user_can_see_discussion($forum, $discussion, $context)) { // This is a discussion which the user has no permission to view $item->title = get_string('forumsubjecthidden', 'forum'); $message = get_string('forumbodyhidden', 'forum'); $item->author = get_string('forumauthorhidden', 'forum'); } else if (!$isdiscussion && !forum_user_can_see_post($forum, $discussion, $post, $USER, $cm)) { // This is a post which the user has no permission to view $item->title = get_string('forumsubjecthidden', 'forum'); $message = get_string('forumbodyhidden', 'forum'); $item->author = get_string('forumauthorhidden', 'forum'); } else { // The user must have permission to view if ($isdiscussion && !empty($rec->discussionname)) { $item->title = format_string($rec->discussionname); } else if (!empty($rec->postsubject)) { $item->title = format_string($rec->postsubject); } else { //we should have an item title by now but if we dont somehow then substitute something somewhat meaningful $item->title = format_string($forum->name.' '.userdate($rec->postcreated,get_string('strftimedatetimeshort', 'langconfig'))); } $user->firstname = $rec->userfirstname; $user->lastname = $rec->userlastname; $item->author = fullname($user); $message = file_rewrite_pluginfile_urls($rec->postmessage, 'pluginfile.php', $context->id, 'mod_forum', 'post', $rec->postid); $formatoptions->trusted = $rec->posttrust; } if ($isdiscussion) { $item->link = $CFG->wwwroot."/mod/forum/discuss.php?d=".$rec->discussionid; } else { $item->link = $CFG->wwwroot."/mod/forum/discuss.php?d=".$rec->discussionid."&parent=".$rec->postid; } $formatoptions->trusted = $rec->posttrust; $item->description = format_text($message, $rec->postformat, $formatoptions, $forum->course); //TODO: MDL-31129 implement post attachment handling /*if (!$isdiscussion) { $post_file_area_name = str_replace('//', '/', "$forum->course/$CFG->moddata/forum/$forum->id/$rec->postid"); $post_files = get_directory_list("$CFG->dataroot/$post_file_area_name"); if (!empty($post_files)) { $item->attachments = array(); } }*/ $item->pubdate = $rec->postcreated; $items[] = $item; } $recs->close(); // Create the RSS header. $header = rss_standard_header(strip_tags(format_string($forum->name,true)), $CFG->wwwroot."/mod/forum/view.php?f=".$forum->id, format_string($forum->intro,true)); // TODO: fix format // Now all the RSS items, if there are any. $articles = ''; if (!empty($items)) { $articles = rss_add_items($items); } // Create the RSS footer. $footer = rss_standard_footer(); return $header . $articles . $footer; }
/** * Returns a list of forum discussions as well as a summary of the discussion * in a provided list of forums. * * @param array $forumids the forum ids * @param int $limitfrom limit from SQL data * @param int $limitnum limit number SQL data * * @return array the forum discussion details * @since Moodle 2.5 */ public static function get_forum_discussions($forumids, $limitfrom = 0, $limitnum = 0) { global $CFG, $DB, $USER; require_once $CFG->dirroot . "/mod/forum/lib.php"; // Validate the parameter. $params = self::validate_parameters(self::get_forum_discussions_parameters(), array('forumids' => $forumids, 'limitfrom' => $limitfrom, 'limitnum' => $limitnum)); $forumids = $params['forumids']; $limitfrom = $params['limitfrom']; $limitnum = $params['limitnum']; // Array to store the forum discussions to return. $arrdiscussions = array(); // Keep track of the users we have looked up in the DB. $arrusers = array(); // Loop through them. foreach ($forumids as $id) { // Get the forum object. $forum = $DB->get_record('forum', array('id' => $id), '*', MUST_EXIST); $course = get_course($forum->course); $modinfo = get_fast_modinfo($course); $forums = $modinfo->get_instances_of('forum'); $cm = $forums[$forum->id]; // Get the module context. $modcontext = context_module::instance($cm->id); // Validate the context. self::validate_context($modcontext); require_capability('mod/forum:viewdiscussion', $modcontext); // Get the discussions for this forum. $params = array(); $groupselect = ""; $groupmode = groups_get_activity_groupmode($cm, $course); if ($groupmode and $groupmode != VISIBLEGROUPS and !has_capability('moodle/site:accessallgroups', $modcontext)) { // Get all the discussions from all the groups this user belongs to. $usergroups = groups_get_user_groups($course->id); if (!empty($usergroups['0'])) { list($sql, $params) = $DB->get_in_or_equal($usergroups['0']); $groupselect = "AND (groupid {$sql} OR groupid = -1)"; } } array_unshift($params, $id); $select = "forum = ? {$groupselect}"; if ($discussions = $DB->get_records_select('forum_discussions', $select, $params, 'timemodified DESC', '*', $limitfrom, $limitnum)) { // Check if they can view full names. $canviewfullname = has_capability('moodle/site:viewfullnames', $modcontext); // Get the unreads array, this takes a forum id and returns data for all discussions. $unreads = array(); if ($cantrack = forum_tp_can_track_forums($forum)) { if ($forumtracked = forum_tp_is_tracked($forum)) { $unreads = forum_get_discussions_unread($cm); } } // The forum function returns the replies for all the discussions in a given forum. $replies = forum_count_discussion_replies($id); foreach ($discussions as $discussion) { // This function checks capabilities, timed discussions, groups and qanda forums posting. if (!forum_user_can_see_discussion($forum, $discussion, $modcontext)) { continue; } $usernamefields = user_picture::fields(); // If we don't have the users details then perform DB call. if (empty($arrusers[$discussion->userid])) { $arrusers[$discussion->userid] = $DB->get_record('user', array('id' => $discussion->userid), $usernamefields, MUST_EXIST); } // Get the subject. $subject = $DB->get_field('forum_posts', 'subject', array('id' => $discussion->firstpost), MUST_EXIST); // Create object to return. $return = new stdClass(); $return->id = (int) $discussion->id; $return->course = $discussion->course; $return->forum = $discussion->forum; $return->name = $discussion->name; $return->userid = $discussion->userid; $return->groupid = $discussion->groupid; $return->assessed = $discussion->assessed; $return->timemodified = (int) $discussion->timemodified; $return->usermodified = $discussion->usermodified; $return->timestart = $discussion->timestart; $return->timeend = $discussion->timeend; $return->firstpost = (int) $discussion->firstpost; $return->firstuserfullname = fullname($arrusers[$discussion->userid], $canviewfullname); $return->firstuserimagealt = $arrusers[$discussion->userid]->imagealt; $return->firstuserpicture = $arrusers[$discussion->userid]->picture; $return->firstuseremail = $arrusers[$discussion->userid]->email; $return->subject = $subject; $return->numunread = ''; if ($cantrack && $forumtracked) { if (isset($unreads[$discussion->id])) { $return->numunread = (int) $unreads[$discussion->id]; } } // Check if there are any replies to this discussion. if (!empty($replies[$discussion->id])) { $return->numreplies = (int) $replies[$discussion->id]->replies; $return->lastpost = (int) $replies[$discussion->id]->lastpostid; } else { // No replies, so the last post will be the first post. $return->numreplies = 0; $return->lastpost = (int) $discussion->firstpost; } // Get the last post as well as the user who made it. $lastpost = $DB->get_record('forum_posts', array('id' => $return->lastpost), '*', MUST_EXIST); if (empty($arrusers[$lastpost->userid])) { $arrusers[$lastpost->userid] = $DB->get_record('user', array('id' => $lastpost->userid), $usernamefields, MUST_EXIST); } $return->lastuserid = $lastpost->userid; $return->lastuserfullname = fullname($arrusers[$lastpost->userid], $canviewfullname); $return->lastuserimagealt = $arrusers[$lastpost->userid]->imagealt; $return->lastuserpicture = $arrusers[$lastpost->userid]->picture; $return->lastuseremail = $arrusers[$lastpost->userid]->email; // Add the discussion statistics to the array to return. $arrdiscussions[$return->id] = (array) $return; } } } return $arrdiscussions; }
/** * Returns a list of forum discussions optionally sorted and paginated. * * @param int $forumid the forum instance id * @param string $sortby sort by this element (id, timemodified, timestart or timeend) * @param string $sortdirection sort direction: ASC or DESC * @param int $page page number * @param int $perpage items per page * * @return array the forum discussion details including warnings * @since Moodle 2.8 */ public static function get_forum_discussions_paginated($forumid, $sortby = 'timemodified', $sortdirection = 'DESC', $page = -1, $perpage = 0) { global $CFG, $DB, $USER; require_once $CFG->dirroot . "/mod/forum/lib.php"; $warnings = array(); $discussions = array(); $params = self::validate_parameters(self::get_forum_discussions_paginated_parameters(), array('forumid' => $forumid, 'sortby' => $sortby, 'sortdirection' => $sortdirection, 'page' => $page, 'perpage' => $perpage)); // Compact/extract functions are not recommended. $forumid = $params['forumid']; $sortby = $params['sortby']; $sortdirection = $params['sortdirection']; $page = $params['page']; $perpage = $params['perpage']; $sortallowedvalues = array('id', 'timemodified', 'timestart', 'timeend'); if (!in_array($sortby, $sortallowedvalues)) { throw new invalid_parameter_exception('Invalid value for sortby parameter (value: ' . $sortby . '),' . 'allowed values are: ' . implode(',', $sortallowedvalues)); } $sortdirection = strtoupper($sortdirection); $directionallowedvalues = array('ASC', 'DESC'); if (!in_array($sortdirection, $directionallowedvalues)) { throw new invalid_parameter_exception('Invalid value for sortdirection parameter (value: ' . $sortdirection . '),' . 'allowed values are: ' . implode(',', $directionallowedvalues)); } $forum = $DB->get_record('forum', array('id' => $forumid), '*', MUST_EXIST); $course = $DB->get_record('course', array('id' => $forum->course), '*', MUST_EXIST); $cm = get_coursemodule_from_instance('forum', $forum->id, $course->id, false, MUST_EXIST); // Validate the module context. It checks everything that affects the module visibility (including groupings, etc..). $modcontext = context_module::instance($cm->id); self::validate_context($modcontext); // Check they have the view forum capability. require_capability('mod/forum:viewdiscussion', $modcontext, null, true, 'noviewdiscussionspermission', 'forum'); $sort = 'd.' . $sortby . ' ' . $sortdirection; $alldiscussions = forum_get_discussions($cm, $sort, true, -1, -1, true, $page, $perpage); if ($alldiscussions) { $canviewfullname = has_capability('moodle/site:viewfullnames', $modcontext); // Get the unreads array, this takes a forum id and returns data for all discussions. $unreads = array(); if ($cantrack = forum_tp_can_track_forums($forum)) { if ($forumtracked = forum_tp_is_tracked($forum)) { $unreads = forum_get_discussions_unread($cm); } } // The forum function returns the replies for all the discussions in a given forum. $replies = forum_count_discussion_replies($forumid, $sort, -1, $page, $perpage); foreach ($alldiscussions as $discussion) { // This function checks for qanda forums. // Note that the forum_get_discussions returns as id the post id, not the discussion id so we need to do this. $discussionrec = clone $discussion; $discussionrec->id = $discussion->discussion; if (!forum_user_can_see_discussion($forum, $discussionrec, $modcontext)) { $warning = array(); // Function forum_get_discussions returns forum_posts ids not forum_discussions ones. $warning['item'] = 'post'; $warning['itemid'] = $discussion->id; $warning['warningcode'] = '1'; $warning['message'] = 'You can\'t see this discussion'; $warnings[] = $warning; continue; } $discussion->numunread = 0; if ($cantrack && $forumtracked) { if (isset($unreads[$discussion->discussion])) { $discussion->numunread = (int) $unreads[$discussion->discussion]; } } $discussion->numreplies = 0; if (!empty($replies[$discussion->discussion])) { $discussion->numreplies = (int) $replies[$discussion->discussion]->replies; } // Load user objects from the results of the query. $user = new stdclass(); $user->id = $discussion->userid; $user = username_load_fields_from_object($user, $discussion); $discussion->userfullname = fullname($user, $canviewfullname); // We can have post written by users that are deleted. In this case, those users don't have a valid context. $usercontext = context_user::instance($user->id, IGNORE_MISSING); if ($usercontext) { $discussion->userpictureurl = moodle_url::make_webservice_pluginfile_url($usercontext->id, 'user', 'icon', null, '/', 'f1')->out(false); } else { $discussion->userpictureurl = ''; } $usermodified = new stdclass(); $usermodified->id = $discussion->usermodified; $usermodified = username_load_fields_from_object($usermodified, $discussion, 'um'); $discussion->usermodifiedfullname = fullname($usermodified, $canviewfullname); // We can have post written by users that are deleted. In this case, those users don't have a valid context. $usercontext = context_user::instance($usermodified->id, IGNORE_MISSING); if ($usercontext) { $discussion->usermodifiedpictureurl = moodle_url::make_webservice_pluginfile_url($usercontext->id, 'user', 'icon', null, '/', 'f1')->out(false); } else { $discussion->usermodifiedpictureurl = ''; } // Rewrite embedded images URLs. list($discussion->message, $discussion->messageformat) = external_format_text($discussion->message, $discussion->messageformat, $modcontext->id, 'mod_forum', 'post', $discussion->id); // List attachments. if (!empty($discussion->attachment)) { $discussion->attachments = array(); $fs = get_file_storage(); if ($files = $fs->get_area_files($modcontext->id, 'mod_forum', 'attachment', $discussion->id, "filename", false)) { foreach ($files as $file) { $filename = $file->get_filename(); $discussion->attachments[] = array('filename' => $filename, 'mimetype' => $file->get_mimetype(), 'fileurl' => file_encode_url($CFG->wwwroot . '/webservice/pluginfile.php', '/' . $modcontext->id . '/mod_forum/attachment/' . $discussion->id . '/' . $filename)); } } } $discussions[] = $discussion; } } $result = array(); $result['discussions'] = $discussions; $result['warnings'] = $warnings; return $result; }
/** * Alternative rendering of front page news, called from layout/faux_site_index.php which * replaces the standard news output with this. * * @return string */ public function site_frontpage_news() { global $CFG, $SITE; require_once $CFG->dirroot . '/mod/forum/lib.php'; if (!($forum = forum_get_course_forum($SITE->id, 'news'))) { print_error('cannotfindorcreateforum', 'forum'); } $cm = get_coursemodule_from_instance('forum', $forum->id, $SITE->id, false, MUST_EXIST); $context = \context_module::instance($cm->id, MUST_EXIST); $output = html_writer::start_tag('div', array('id' => 'site-news-forum', 'class' => 'clearfix')); $output .= $this->heading(format_string($forum->name, true, array('context' => $context))); $groupmode = groups_get_activity_groupmode($cm, $SITE); $currentgroup = groups_get_activity_group($cm); if (!($discussions = forum_get_discussions($cm, 'p.modified DESC', true, null, $SITE->newsitems, false, -1, $SITE->newsitems))) { $output .= html_writer::tag('div', '(' . get_string('nonews', 'forum') . ')', array('class' => 'forumnodiscuss')); if (forum_user_can_post_discussion($forum, $currentgroup, $groupmode, $cm, $context)) { $output .= html_writer::link(new moodle_url('/mod/forum/post.php', array('forum' => $forum->id)), get_string('addanewtopic', 'forum'), array('class' => 'btn btn-primary')); } else { // No news and user cannot edit, so return nothing. return ''; } return $output . '</div>'; } $output .= html_writer::start_div('', array('id' => 'news-articles')); foreach ($discussions as $discussion) { if (!forum_user_can_see_discussion($forum, $discussion, $context)) { continue; } $message = file_rewrite_pluginfile_urls($discussion->message, 'pluginfile.php', $context->id, 'mod_forum', 'post', $discussion->id); $imagestyle = ''; $imgarr = \theme_snap\local::extract_first_image($message); if ($imgarr) { $imageurl = s($imgarr['src']); $imagestyle = " style=\"background-image:url('{$imageurl}')\""; } $name = format_string($discussion->name, true, array('context' => $context)); $date = userdate($discussion->timemodified, get_string('strftimedatetime', 'langconfig')); $readmorebtn = "<a class='btn btn-default toggle' href='" . $CFG->wwwroot . "/mod/forum/discuss.php?d=" . $discussion->discussion . "'>" . get_string('readmore', 'theme_snap') . "</a>"; $preview = ''; $newsimage = ''; if (!$imagestyle) { $preview = html_to_text($message, 0, false); $preview = "<div class='news-article-preview'><p>" . shorten_text($preview, 200) . "</p>\n <p class='text-right'>" . $readmorebtn . "</p></div>"; } else { $newsimage = '<div class="news-article-image toggle"' . $imagestyle . ' title="' . get_string('readmore', 'theme_snap') . '"></div>'; } $close = get_string('close', 'theme_snap'); $output .= <<<HTML <div class="news-article clearfix"> {$newsimage} <div class="news-article-inner"> <div class="news-article-content"> <h3 class='toggle'><a href="{$CFG->wwwroot}/mod/forum/discuss.php?d={$discussion->discussion}">{$name}</a></h3> <em class="news-article-date">{$date}</em> </div> </div> {$preview} <div class="news-article-message" tabindex="-1"> {$message} <div><hr><a class="snap-action-icon toggle" href="#"> <i class="icon icon-close"></i><small>{$close}</small></a></div> </div> </div> HTML; } $actionlinks = html_writer::link(new moodle_url('/mod/forum/view.php', array('id' => $cm->id)), get_string('morenews', 'theme_snap'), array('class' => 'btn btn-default')); if (forum_user_can_post_discussion($forum, $currentgroup, $groupmode, $cm, $context)) { $actionlinks .= html_writer::link(new moodle_url('/mod/forum/post.php', array('forum' => $forum->id)), get_string('addanewtopic', 'forum'), array('class' => 'btn btn-primary')); } $output .= html_writer::end_div(); $output .= "<br><div class='text-center'>{$actionlinks}</div>"; $output .= html_writer::end_tag('div'); return $output; }
/** * Returns a list of forum discussions optionally sorted and paginated. * * @param int $forumid the forum instance id * @param string $sortby sort by this element (id, timemodified, timestart or timeend) * @param string $sortdirection sort direction: ASC or DESC * @param int $page page number * @param int $perpage items per page * * @return array the forum discussion details including warnings * @since Moodle 2.8 */ public static function get_forum_discussions_paginated($forumid, $sortby = 'timemodified', $sortdirection = 'DESC', $page = -1, $perpage = 0) { global $CFG, $DB, $USER, $PAGE; require_once $CFG->dirroot . "/mod/forum/lib.php"; $warnings = array(); $discussions = array(); $params = self::validate_parameters(self::get_forum_discussions_paginated_parameters(), array('forumid' => $forumid, 'sortby' => $sortby, 'sortdirection' => $sortdirection, 'page' => $page, 'perpage' => $perpage)); // Compact/extract functions are not recommended. $forumid = $params['forumid']; $sortby = $params['sortby']; $sortdirection = $params['sortdirection']; $page = $params['page']; $perpage = $params['perpage']; $sortallowedvalues = array('id', 'timemodified', 'timestart', 'timeend'); if (!in_array($sortby, $sortallowedvalues)) { throw new invalid_parameter_exception('Invalid value for sortby parameter (value: ' . $sortby . '),' . 'allowed values are: ' . implode(',', $sortallowedvalues)); } $sortdirection = strtoupper($sortdirection); $directionallowedvalues = array('ASC', 'DESC'); if (!in_array($sortdirection, $directionallowedvalues)) { throw new invalid_parameter_exception('Invalid value for sortdirection parameter (value: ' . $sortdirection . '),' . 'allowed values are: ' . implode(',', $directionallowedvalues)); } $forum = $DB->get_record('forum', array('id' => $forumid), '*', MUST_EXIST); $course = $DB->get_record('course', array('id' => $forum->course), '*', MUST_EXIST); $cm = get_coursemodule_from_instance('forum', $forum->id, $course->id, false, MUST_EXIST); // Validate the module context. It checks everything that affects the module visibility (including groupings, etc..). $modcontext = context_module::instance($cm->id); self::validate_context($modcontext); // Check they have the view forum capability. require_capability('mod/forum:viewdiscussion', $modcontext, null, true, 'noviewdiscussionspermission', 'forum'); $sort = 'd.pinned DESC, d.' . $sortby . ' ' . $sortdirection; $alldiscussions = forum_get_discussions($cm, $sort, true, -1, -1, true, $page, $perpage, FORUM_POSTS_ALL_USER_GROUPS); if ($alldiscussions) { $canviewfullname = has_capability('moodle/site:viewfullnames', $modcontext); // Get the unreads array, this takes a forum id and returns data for all discussions. $unreads = array(); if ($cantrack = forum_tp_can_track_forums($forum)) { if ($forumtracked = forum_tp_is_tracked($forum)) { $unreads = forum_get_discussions_unread($cm); } } // The forum function returns the replies for all the discussions in a given forum. $replies = forum_count_discussion_replies($forumid, $sort, -1, $page, $perpage); foreach ($alldiscussions as $discussion) { // This function checks for qanda forums. // Note that the forum_get_discussions returns as id the post id, not the discussion id so we need to do this. $discussionrec = clone $discussion; $discussionrec->id = $discussion->discussion; if (!forum_user_can_see_discussion($forum, $discussionrec, $modcontext)) { $warning = array(); // Function forum_get_discussions returns forum_posts ids not forum_discussions ones. $warning['item'] = 'post'; $warning['itemid'] = $discussion->id; $warning['warningcode'] = '1'; $warning['message'] = 'You can\'t see this discussion'; $warnings[] = $warning; continue; } $discussion->numunread = 0; if ($cantrack && $forumtracked) { if (isset($unreads[$discussion->discussion])) { $discussion->numunread = (int) $unreads[$discussion->discussion]; } } $discussion->numreplies = 0; if (!empty($replies[$discussion->discussion])) { $discussion->numreplies = (int) $replies[$discussion->discussion]->replies; } $discussion->name = external_format_string($discussion->name, $modcontext->id); $discussion->subject = external_format_string($discussion->subject, $modcontext->id); // Rewrite embedded images URLs. list($discussion->message, $discussion->messageformat) = external_format_text($discussion->message, $discussion->messageformat, $modcontext->id, 'mod_forum', 'post', $discussion->id); // List attachments. if (!empty($discussion->attachment)) { $discussion->attachments = external_util::get_area_files($modcontext->id, 'mod_forum', 'attachment', $discussion->id); } $messageinlinefiles = external_util::get_area_files($modcontext->id, 'mod_forum', 'post', $discussion->id); if (!empty($messageinlinefiles)) { $discussion->messageinlinefiles = $messageinlinefiles; } $discussion->locked = forum_discussion_is_locked($forum, $discussion); $discussion->canreply = forum_user_can_post($forum, $discussion, $USER, $cm, $course, $modcontext); if (forum_is_author_hidden($discussion, $forum)) { $discussion->userid = null; $discussion->userfullname = null; $discussion->userpictureurl = null; $discussion->usermodified = null; $discussion->usermodifiedfullname = null; $discussion->usermodifiedpictureurl = null; } else { $picturefields = explode(',', user_picture::fields()); // Load user objects from the results of the query. $user = new stdclass(); $user->id = $discussion->userid; $user = username_load_fields_from_object($user, $discussion, null, $picturefields); // Preserve the id, it can be modified by username_load_fields_from_object. $user->id = $discussion->userid; $discussion->userfullname = fullname($user, $canviewfullname); $userpicture = new user_picture($user); $userpicture->size = 1; // Size f1. $discussion->userpictureurl = $userpicture->get_url($PAGE)->out(false); $usermodified = new stdclass(); $usermodified->id = $discussion->usermodified; $usermodified = username_load_fields_from_object($usermodified, $discussion, 'um', $picturefields); // Preserve the id (it can be overwritten due to the prefixed $picturefields). $usermodified->id = $discussion->usermodified; $discussion->usermodifiedfullname = fullname($usermodified, $canviewfullname); $userpicture = new user_picture($usermodified); $userpicture->size = 1; // Size f1. $discussion->usermodifiedpictureurl = $userpicture->get_url($PAGE)->out(false); } $discussions[] = $discussion; } } $result = array(); $result['discussions'] = $discussions; $result['warnings'] = $warnings; return $result; }