Current Path : C:/Users/Mahmood/Desktop/moodle8/admin/roles/ |
Current File : C:/Users/Mahmood/Desktop/moodle8/admin/roles/usersroles.php |
<?php // This file is part of Moodle - http://moodle.org/ // // Moodle is free software: you can redistribute it and/or modify // it under the terms of the GNU General Public License as published by // the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // // Moodle is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You should have received a copy of the GNU General Public License // along with Moodle. If not, see <http://www.gnu.org/licenses/>. /** * User roles report list all the users who have been assigned a particular * role in all contexts. * * @package core_role * @copyright © 2007 The Open University and others * @author t.j.hunt@open.ac.uk and others * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later */ require_once(__DIR__ . '/../../config.php'); // Get params. $userid = required_param('userid', PARAM_INT); $courseid = required_param('courseid', PARAM_INT); // Validate them and get the corresponding objects. $user = $DB->get_record('user', array('id' => $userid), '*', MUST_EXIST); $course = $DB->get_record('course', array('id' => $courseid), '*', MUST_EXIST); $usercontext = context_user::instance($user->id); $coursecontext = context_course::instance($course->id); $systemcontext = context_system::instance(); $baseurl = new moodle_url('/admin/roles/usersroles.php', array('userid'=>$userid, 'courseid'=>$courseid)); $PAGE->set_url($baseurl); $PAGE->set_pagelayout('admin'); // Check login and permissions. if ($course->id == SITEID) { require_login(null, false); $PAGE->set_context($usercontext); } else { require_login($course); $PAGE->set_context($coursecontext); } $canview = has_any_capability(array('moodle/role:assign', 'moodle/role:safeoverride', 'moodle/role:override', 'moodle/role:manage'), $usercontext); if (!$canview) { print_error('nopermissions', 'error', '', get_string('checkpermissions', 'core_role')); } if ($userid != $USER->id) { // If its not the current user we need to extend the navigation for that user to ensure // their navigation is loaded and this page found upon it. $PAGE->navigation->extend_for_user($user); } if ($course->id != $SITE->id || $userid != $USER->id) { // If we're within a course OR if we're viewing another user then we need to include the // settings base on the navigation to ensure that the navbar will contain the users name. $PAGE->navbar->includesettingsbase = true; } // Now get the role assignments for this user. $sql = "SELECT ra.id, ra.userid, ra.contextid, ra.roleid, ra.component, ra.itemid, c.path FROM {role_assignments} ra JOIN {context} c ON ra.contextid = c.id JOIN {role} r ON ra.roleid = r.id WHERE ra.userid = ? ORDER BY contextlevel DESC, contextid ASC, r.sortorder ASC"; $roleassignments = $DB->get_records_sql($sql, array($user->id)); $allroles = role_fix_names(get_all_roles()); // In order to display a nice tree of contexts, we need to get all the // ancestors of all the contexts in the query we just did. $requiredcontexts = array(); foreach ($roleassignments as $ra) { $requiredcontexts = array_merge($requiredcontexts, explode('/', trim($ra->path, '/'))); } $requiredcontexts = array_unique($requiredcontexts); // Now load those contexts. if ($requiredcontexts) { list($sqlcontexttest, $contextparams) = $DB->get_in_or_equal($requiredcontexts); $contexts = get_sorted_contexts('ctx.id ' . $sqlcontexttest, $contextparams); } else { $contexts = array(); } // Prepare some empty arrays to hold the data we are about to compute. foreach ($contexts as $conid => $con) { $contexts[$conid]->children = array(); $contexts[$conid]->roleassignments = array(); } // Put the contexts into a tree structure. foreach ($contexts as $conid => $con) { $context = context::instance_by_id($conid); $parentcontext = $context->get_parent_context(); if ($parentcontext) { $contexts[$parentcontext->id]->children[] = $conid; } } // Put the role capabilities into the context tree. foreach ($roleassignments as $ra) { $contexts[$ra->contextid]->roleassignments[$ra->roleid] = $ra; } $assignableroles = get_assignable_roles($usercontext, ROLENAME_BOTH); $overridableroles = get_overridable_roles($usercontext, ROLENAME_BOTH); // Print the header. $fullname = fullname($user, has_capability('moodle/site:viewfullnames', $coursecontext)); $straction = get_string('thisusersroles', 'core_role'); $title = get_string('xroleassignments', 'core_role', $fullname); // Course header. $PAGE->set_title($title); if ($courseid == SITEID) { $PAGE->set_heading($fullname); } else { $PAGE->set_heading($course->fullname.': '.$fullname); } echo $OUTPUT->header(); echo $OUTPUT->heading($title); echo $OUTPUT->box_start('generalbox boxaligncenter boxwidthnormal'); // Display them. if (!$roleassignments) { echo '<p>', get_string('noroleassignments', 'core_role'), '</p>'; } else { print_report_tree($systemcontext->id, $contexts, $systemcontext, $fullname, $allroles); } // End of page. echo $OUTPUT->box_end(); echo $OUTPUT->footer(); function print_report_tree($contextid, $contexts, $systemcontext, $fullname, $allroles) { global $CFG, $OUTPUT; // Only compute lang strings, etc once. static $stredit = null, $strcheckpermissions, $globalroleassigner, $assignurl, $checkurl; if (is_null($stredit)) { $stredit = get_string('edit'); $strcheckpermissions = get_string('checkpermissions', 'core_role'); $globalroleassigner = has_capability('moodle/role:assign', $systemcontext); $assignurl = $CFG->wwwroot . '/' . $CFG->admin . '/roles/assign.php'; $checkurl = $CFG->wwwroot . '/' . $CFG->admin . '/roles/check.php'; } // Pull the current context into an array for convenience. $context = context::instance_by_id($contextid); // Print the context name. echo $OUTPUT->heading(html_writer::link($context->get_url(), $context->get_context_name()), 4, 'contextname'); // If there are any role assignments here, print them. foreach ($contexts[$contextid]->roleassignments as $ra) { $role = $allroles[$ra->roleid]; $value = $ra->contextid . ',' . $ra->roleid; $inputid = 'unassign' . $value; echo '<p>'; echo $role->localname; if (has_capability('moodle/role:assign', $context)) { $raurl = $assignurl . '?contextid=' . $ra->contextid . '&roleid=' . $ra->roleid . '&removeselect[]=' . $ra->userid; $churl = $checkurl . '?contextid=' . $ra->contextid . '&reportuser=' . $ra->userid; if ($context->contextlevel == CONTEXT_USER) { $raurl .= '&userid=' . $context->instanceid; $churl .= '&userid=' . $context->instanceid; } $a = new stdClass; $a->fullname = $fullname; $a->contextlevel = $context->get_level_name(); if ($context->contextlevel == CONTEXT_SYSTEM) { $strgoto = get_string('gotoassignsystemroles', 'core_role'); $strcheck = get_string('checksystempermissionsfor', 'core_role', $a); } else { $strgoto = get_string('gotoassignroles', 'core_role', $a); $strcheck = get_string('checkuserspermissionshere', 'core_role', $a); } echo ' <a title="' . $strgoto . '" href="' . $raurl . '">' . $OUTPUT->pix_icon('t/edit', $stredit) . '</a> '; echo ' <a title="' . $strcheck . '" href="' . $churl . '">' . $OUTPUT->pix_icon('t/preview', $strcheckpermissions) . '</a> '; echo "</p>\n"; } } // If there are any child contexts, print them recursively. if (!empty($contexts[$contextid]->children)) { echo '<ul>'; foreach ($contexts[$contextid]->children as $childcontextid) { echo '<li>'; print_report_tree($childcontextid, $contexts, $systemcontext, $fullname, $allroles); echo '</li>'; } echo '</ul>'; } }