mod/forum/user.php

   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  * Display user activity reports for a course
  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(__DIR__.'/../../config.php');
  27 require_once($CFG->dirroot.'/mod/forum/lib.php');
  28 require_once($CFG->dirroot.'/rating/lib.php');
  29 require_once($CFG->dirroot.'/user/lib.php');
  30
  31 $courseid  = optional_param('course', null, PARAM_INT); // Limit the posts to just this course
  32 $userid = optional_param('id', $USER->id, PARAM_INT);        // User id whose posts we want to view
  33 $mode = optional_param('mode', 'posts', PARAM_ALPHA);   // The mode to use. Either posts or discussions
  34 $page = optional_param('page', 0, PARAM_INT);           // The page number to display
  35 $perpage = optional_param('perpage', 5, PARAM_INT);     // The number of posts to display per page
  36
  37 if (empty($userid)) {
  38     if (!isloggedin()) {
  39         require_login();
  40     }
  41     $userid = $USER->id;
  42 }
  43
  44 $discussionsonly = ($mode !== 'posts');
  45 $isspecificcourse = !is_null($courseid);
  46 $iscurrentuser = ($USER->id == $userid);
  47
  48 $url = new moodle_url('/mod/forum/user.php', array('id' => $userid));
  49 if ($isspecificcourse) {
  50     $url->param('course', $courseid);
  51 }
  52 if ($discussionsonly) {
  53     $url->param('mode', 'discussions');
  54 }
  55
  56 $PAGE->set_url($url);
  57 $PAGE->set_pagelayout('standard');
  58
  59 if ($page != 0) {
  60     $url->param('page', $page);
  61 }
  62 if ($perpage != 5) {
  63     $url->param('perpage', $perpage);
  64 }
  65
  66 $user = $DB->get_record("user", array("id" => $userid), '*', MUST_EXIST);
  67 $usercontext = context_user::instance($user->id, MUST_EXIST);
  68 // Check if the requested user is the guest user
  69 if (isguestuser($user)) {
  70     // The guest user cannot post, so it is not possible to view any posts.
  71     // May as well just bail aggressively here.
  72     print_error('invaliduserid');
  73 }
  74 // Make sure the user has not been deleted
  75 if ($user->deleted) {
  76     $PAGE->set_title(get_string('userdeleted'));
  77     $PAGE->set_context(context_system::instance());
  78     echo $OUTPUT->header();
  79     echo $OUTPUT->heading($PAGE->title);
  80     echo $OUTPUT->footer();
  81     die;
  82 }
  83
  84 $isloggedin = isloggedin();
  85 $isguestuser = $isloggedin && isguestuser();
  86 $isparent = !$iscurrentuser && $DB->record_exists('role_assignments', array('userid'=>$USER->id, 'contextid'=>$usercontext->id));
  87 $hasparentaccess = $isparent && has_all_capabilities(array('moodle/user:viewdetails', 'moodle/user:readuserposts'), $usercontext);
  88
  89 // Check whether a specific course has been requested
  90 if ($isspecificcourse) {
  91     // Get the requested course and its context
  92     $course = $DB->get_record('course', array('id' => $courseid), '*', MUST_EXIST);
  93     $coursecontext = context_course::instance($courseid, MUST_EXIST);
  94     // We have a specific course to search, which we will also assume we are within.
  95     if ($hasparentaccess) {
  96         // A `parent` role won't likely have access to the course so we won't attempt
  97         // to enter it. We will however still make them jump through the normal
  98         // login hoops
  99         require_login();
 100         $PAGE->set_context($coursecontext);
 101         $PAGE->set_course($course);
 102     } else {
 103         // Enter the course we are searching
 104         require_login($course);
 105     }
 106     // Get the course ready for access checks
 107     $courses = array($courseid => $course);
 108 } else {
 109     // We are going to search for all of the users posts in all courses!
 110     // a general require login here as we arn't actually within any course.
 111     require_login();
 112     $PAGE->set_context(context_user::instance($user->id));
 113
 114     // Now we need to get all of the courses to search.
 115     // All courses where the user has posted within a forum will be returned.
 116     $courses = forum_get_courses_user_posted_in($user, $discussionsonly);
 117 }
 118
 119 $params = array(
 120     'context' => $PAGE->context,
 121     'relateduserid' => $user->id,
 122     'other' => array('reportmode' => $mode),
 123 );
 124 $event = \mod_forum\event\user_report_viewed::create($params);
 125 $event->trigger();
 126
 127 // Get the posts by the requested user that the current user can access.
 128 $result = forum_get_posts_by_user($user, $courses, $isspecificcourse, $discussionsonly, ($page * $perpage), $perpage);
 129
 130 // Check whether there are not posts to display.
 131 if (empty($result->posts)) {
 132     // Ok no posts to display means that either the user has not posted or there
 133     // are no posts made by the requested user that the current user is able to
 134     // see.
 135     // In either case we need to decide whether we can show personal information
 136     // about the requested user to the current user so we will execute some checks
 137
 138     $canviewuser = user_can_view_profile($user, null, $usercontext);
 139
 140     // Prepare the page title
 141     $pagetitle = get_string('noposts', 'mod_forum');
 142
 143     // Get the page heading
 144     if ($isspecificcourse) {
 145         $pageheading = format_string($course->fullname, true, array('context' => $coursecontext));
 146     } else {
 147         $pageheading = get_string('pluginname', 'mod_forum');
 148     }
 149
 150     // Next we need to set up the loading of the navigation and choose a message
 151     // to display to the current user.
 152     if ($iscurrentuser) {
 153         // No need to extend the navigation it happens automatically for the
 154         // current user.
 155         if ($discussionsonly) {
 156             $notification = get_string('nodiscussionsstartedbyyou', 'forum');
 157         } else {
 158             $notification = get_string('nopostsmadebyyou', 'forum');
 159         }
 160         // These are the user's forum interactions.
 161         // Shut down the navigation 'Users' node.
 162         $usernode = $PAGE->navigation->find('users', null);
 163         $usernode->make_inactive();
 164         // Edit navbar.
 165         if (isset($courseid) && $courseid != SITEID) {
 166             // Create as much of the navbar automatically.
 167             if ($newusernode = $PAGE->navigation->find('user' . $user->id, null)) {
 168                 $newusernode->make_active();
 169             }
 170             // Check to see if this is a discussion or a post.
 171             if ($mode == 'posts') {
 172                 $navbar = $PAGE->navbar->add(get_string('posts', 'forum'), new moodle_url('/mod/forum/user.php',
 173                         array('id' => $user->id, 'course' => $courseid)));
 174             } else {
 175                 $navbar = $PAGE->navbar->add(get_string('discussions', 'forum'), new moodle_url('/mod/forum/user.php',
 176                         array('id' => $user->id, 'course' => $courseid, 'mode' => 'discussions')));
 177             }
 178         }
 179     } else if ($canviewuser) {
 180         $PAGE->navigation->extend_for_user($user);
 181         $PAGE->navigation->set_userid_for_parent_checks($user->id); // see MDL-25805 for reasons and for full commit reference for reversal when fixed.
 182
 183         // Edit navbar.
 184         if (isset($courseid) && $courseid != SITEID) {
 185             // Create as much of the navbar automatically.
 186             if ($usernode = $PAGE->navigation->find('user' . $user->id, null)) {
 187                 $usernode->make_active();
 188             }
 189             // Check to see if this is a discussion or a post.
 190             if ($mode == 'posts') {
 191                 $navbar = $PAGE->navbar->add(get_string('posts', 'forum'), new moodle_url('/mod/forum/user.php',
 192                         array('id' => $user->id, 'course' => $courseid)));
 193             } else {
 194                 $navbar = $PAGE->navbar->add(get_string('discussions', 'forum'), new moodle_url('/mod/forum/user.php',
 195                         array('id' => $user->id, 'course' => $courseid, 'mode' => 'discussions')));
 196             }
 197         }
 198
 199         $fullname = fullname($user);
 200         if ($discussionsonly) {
 201             $notification = get_string('nodiscussionsstartedby', 'forum', $fullname);
 202         } else {
 203             $notification = get_string('nopostsmadebyuser', 'forum', $fullname);
 204         }
 205     } else {
 206         // Don't extend the navigation it would be giving out information that
 207         // the current uesr doesn't have access to.
 208         $notification = get_string('cannotviewusersposts', 'forum');
 209         if ($isspecificcourse) {
 210             $url = new moodle_url('/course/view.php', array('id' => $courseid));
 211         } else {
 212             $url = new moodle_url('/');
 213         }
 214         navigation_node::override_active_url($url);
 215     }
 216
 217     // Display a page letting the user know that there's nothing to display;
 218     $PAGE->set_title($pagetitle);
 219     if ($isspecificcourse) {
 220         $PAGE->set_secondary_active_tab('participants');
 221         $PAGE->set_heading($pageheading);
 222     } else if ($canviewuser) {
 223         $PAGE->set_heading(fullname($user));
 224     } else {
 225         $PAGE->set_heading($SITE->fullname);
 226     }
 227     echo $OUTPUT->header();
 228     if (isset($courseid) && $courseid != SITEID) {
 229         $backurl = new moodle_url('/user/view.php', ['id' => $userid, 'course' => $courseid]);
 230         echo $OUTPUT->single_button($backurl, get_string('back'), 'get', ['class' => 'mb-3']);
 231     }
 232     if (!$isspecificcourse) {
 233         echo $OUTPUT->heading($pagetitle);
 234     } else {
 235         $userheading = array(
 236                 'heading' => fullname($user),
 237                 'user' => $user,
 238                 'usercontext' => $usercontext
 239             );
 240         echo $OUTPUT->context_header($userheading, 2);
 241     }
 242     echo $OUTPUT->notification($notification);
 243     if (!$url->compare($PAGE->url)) {
 244         echo $OUTPUT->continue_button($url);
 245     }
 246     echo $OUTPUT->footer();
 247     die;
 248 }
 249
 250 $discussions = array();
 251 foreach ($result->posts as $post) {
 252     $discussions[] = $post->discussion;
 253 }
 254 $discussions = $DB->get_records_list('forum_discussions', 'id', array_unique($discussions));
 255
 256 $entityfactory = mod_forum\local\container::get_entity_factory();
 257 $rendererfactory = mod_forum\local\container::get_renderer_factory();
 258 $postsrenderer = $rendererfactory->get_user_forum_posts_report_renderer(!$isspecificcourse && !$hasparentaccess);
 259 $postoutput = $postsrenderer->render(
 260     $USER,
 261     array_map(function($forum) use ($entityfactory, $result) {
 262         $cm = $forum->cm;
 263         $context = context_module::instance($cm->id);
 264         $course = $result->courses[$forum->course];
 265         return $entityfactory->get_forum_from_stdclass($forum, $context, $cm, $course);
 266     }, $result->forums),
 267     array_map(function($discussion) use ($entityfactory) {
 268         return $entityfactory->get_discussion_from_stdclass($discussion);
 269     }, $discussions),
 270     array_map(function($post) use ($entityfactory) {
 271         return $entityfactory->get_post_from_stdclass($post);
 272     }, $result->posts)
 273 );
 274
 275 $userfullname = fullname($user);
 276
 277 if ($discussionsonly) {
 278     $inpageheading = get_string('discussionsstartedby', 'mod_forum', $userfullname);
 279 } else {
 280     $inpageheading = get_string('postsmadebyuser', 'mod_forum', $userfullname);
 281 }
 282 if ($isspecificcourse) {
 283     $a = new stdClass;
 284     $a->fullname = $userfullname;
 285     $a->coursename = format_string($course->fullname, true, array('context' => $coursecontext));
 286     $pageheading = $a->coursename;
 287     if ($discussionsonly) {
 288         $pagetitle = get_string('discussionsstartedbyuserincourse', 'mod_forum', $a);
 289     } else {
 290         $pagetitle = get_string('postsmadebyuserincourse', 'mod_forum', $a);
 291     }
 292 } else {
 293     $pagetitle = $inpageheading;
 294     $pageheading = $userfullname;
 295 }
 296
 297 $PAGE->set_title($pagetitle);
 298 $PAGE->set_heading($pageheading);
 299
 300 $PAGE->navigation->extend_for_user($user);
 301 $PAGE->navigation->set_userid_for_parent_checks($user->id); // see MDL-25805 for reasons and for full commit reference for reversal when fixed.
 302
 303 // Edit navbar.
 304 if (isset($courseid) && $courseid != SITEID) {
 305     if ($usernode = $PAGE->navigation->find('user' . $user->id , null)) {
 306         $usernode->make_active();
 307     }
 308
 309     // Check to see if this is a discussion or a post.
 310     if ($mode == 'posts') {
 311         $navbar = $PAGE->navbar->add(get_string('posts', 'forum'), new moodle_url('/mod/forum/user.php',
 312                 array('id' => $user->id, 'course' => $courseid)));
 313     } else {
 314         $navbar = $PAGE->navbar->add(get_string('discussions', 'forum'), new moodle_url('/mod/forum/user.php',
 315                 array('id' => $user->id, 'course' => $courseid, 'mode' => 'discussions')));
 316     }
 317     $PAGE->set_secondary_active_tab('participants');
 318 }
 319
 320 echo $OUTPUT->header();
 321
 322 if (isset($courseid) && $courseid != SITEID) {
 323     $backurl = new moodle_url('/user/view.php', ['id' => $userid, 'course' => $courseid]);
 324     echo $OUTPUT->single_button($backurl, get_string('back'), 'get', ['class' => 'mb-3']);
 325 }
 326 echo html_writer::start_tag('div', array('class' => 'user-content'));
 327
 328 if ($isspecificcourse) {
 329     $userheading = array(
 330         'heading' => fullname($user),
 331         'user' => $user,
 332         'usercontext' => $usercontext
 333     );
 334     echo $OUTPUT->context_header($userheading, 2);
 335     $coursename = format_string($course->fullname, true, array('context' => $coursecontext));
 336     $heading = $mode === 'posts' ? get_string('postsmadeincourse', 'mod_forum', $coursename) :
 337         get_string('discussionsstartedincourse', 'mod_forum', $coursename);
 338     echo $OUTPUT->heading($heading, 2, 'main mt-4 mb-4');
 339 } else {
 340     echo $OUTPUT->heading($inpageheading);
 341 }
 342
 343 if (!empty($postoutput)) {
 344     echo $OUTPUT->paging_bar($result->totalcount, $page, $perpage, $url);
 345     echo $postoutput;
 346     echo $OUTPUT->paging_bar($result->totalcount, $page, $perpage, $url);
 347 } else if ($discussionsonly) {
 348     echo $OUTPUT->heading(get_string('nodiscussionsstartedby', 'forum', $userfullname));
 349 } else {
 350     echo $OUTPUT->heading(get_string('noposts', 'forum'));
 351 }
 352
 353 echo html_writer::end_tag('div');
 354 echo $OUTPUT->footer();