PHP navigation_cache::cached方法代码示例

//.........这里部分代码省略.........
             $url = new moodle_url('/user/editadvanced.php', array('id' => $user->id, 'course' => $course->id));
             $usersetting->add(get_string('editmyprofile'), $url, self::TYPE_SETTING);
         } else {
             if (has_capability('moodle/user:editprofile', $usercontext) && !is_siteadmin($user) || $currentuser && has_capability('moodle/user:editownprofile', $systemcontext)) {
                 if ($userauthplugin && $userauthplugin->can_edit_profile()) {
                     $url = $userauthplugin->edit_profile_url();
                     if (empty($url)) {
                         $url = new moodle_url('/user/edit.php', array('id' => $user->id, 'course' => $course->id));
                     }
                     $usersetting->add(get_string('editmyprofile'), $url, self::TYPE_SETTING);
                 }
             }
         }
     }
     // Change password link
     if ($userauthplugin && $currentuser && !session_is_loggedinas() && !isguestuser() && has_capability('moodle/user:changeownpassword', $systemcontext) && $userauthplugin->can_change_password()) {
         $passwordchangeurl = $userauthplugin->change_password_url();
         if (empty($passwordchangeurl)) {
             $passwordchangeurl = new moodle_url('/login/change_password.php', array('id' => $course->id));
         }
         $usersetting->add(get_string("changepassword"), $passwordchangeurl, self::TYPE_SETTING);
     }
     // View the roles settings
     if (has_any_capability(array('moodle/role:assign', 'moodle/role:safeoverride', 'moodle/role:override', 'moodle/role:manage'), $usercontext)) {
         $roles = $usersetting->add(get_string('roles'), null, self::TYPE_SETTING);
         $url = new moodle_url('/admin/roles/usersroles.php', array('userid' => $user->id, 'courseid' => $course->id));
         $roles->add(get_string('thisusersroles', 'role'), $url, self::TYPE_SETTING);
         $assignableroles = get_assignable_roles($usercontext, ROLENAME_BOTH);
         if (!empty($assignableroles)) {
             $url = new moodle_url('/admin/roles/assign.php', array('contextid' => $usercontext->id, 'userid' => $user->id, 'courseid' => $course->id));
             $roles->add(get_string('assignrolesrelativetothisuser', 'role'), $url, self::TYPE_SETTING);
         }
         if (has_capability('moodle/role:review', $usercontext) || count(get_overridable_roles($usercontext, ROLENAME_BOTH)) > 0) {
             $url = new moodle_url('/admin/roles/permissions.php', array('contextid' => $usercontext->id, 'userid' => $user->id, 'courseid' => $course->id));
             $roles->add(get_string('permissions', 'role'), $url, self::TYPE_SETTING);
         }
         $url = new moodle_url('/admin/roles/check.php', array('contextid' => $usercontext->id, 'userid' => $user->id, 'courseid' => $course->id));
         $roles->add(get_string('checkpermissions', 'role'), $url, self::TYPE_SETTING);
     }
     // Portfolio
     if ($currentuser && !empty($CFG->enableportfolios) && has_capability('moodle/portfolio:export', $systemcontext)) {
         require_once $CFG->libdir . '/portfoliolib.php';
         if (portfolio_instances(true, false)) {
             $portfolio = $usersetting->add(get_string('portfolios', 'portfolio'), null, self::TYPE_SETTING);
             $url = new moodle_url('/user/portfolio.php', array('courseid' => $course->id));
             $portfolio->add(get_string('configure', 'portfolio'), $url, self::TYPE_SETTING);
             $url = new moodle_url('/user/portfoliologs.php', array('courseid' => $course->id));
             $portfolio->add(get_string('logs', 'portfolio'), $url, self::TYPE_SETTING);
         }
     }
     $enablemanagetokens = false;
     if (!empty($CFG->enablerssfeeds)) {
         $enablemanagetokens = true;
     } else {
         if (!is_siteadmin($USER->id) && !empty($CFG->enablewebservices) && has_capability('moodle/webservice:createtoken', get_system_context())) {
             $enablemanagetokens = true;
         }
     }
     // Security keys
     if ($currentuser && $enablemanagetokens) {
         $url = new moodle_url('/user/managetoken.php', array('sesskey' => sesskey()));
         $usersetting->add(get_string('securitykeys', 'webservice'), $url, self::TYPE_SETTING);
     }
     // Repository
     if (!$currentuser && $usercontext->contextlevel == CONTEXT_USER) {
         if (!$this->cache->cached('contexthasrepos' . $usercontext->id)) {
             require_once $CFG->dirroot . '/repository/lib.php';
             $editabletypes = repository::get_editable_types($usercontext);
             $haseditabletypes = !empty($editabletypes);
             unset($editabletypes);
             $this->cache->set('contexthasrepos' . $usercontext->id, $haseditabletypes);
         } else {
             $haseditabletypes = $this->cache->{'contexthasrepos' . $usercontext->id};
         }
         if ($haseditabletypes) {
             $url = new moodle_url('/repository/manage_instances.php', array('contextid' => $usercontext->id));
             $usersetting->add(get_string('repositories', 'repository'), $url, self::TYPE_SETTING);
         }
     }
     // Messaging
     if ($currentuser && has_capability('moodle/user:editownmessageprofile', $systemcontext) || !isguestuser($user) && has_capability('moodle/user:editmessageprofile', $usercontext) && !is_primary_admin($user->id)) {
         $url = new moodle_url('/message/edit.php', array('id' => $user->id));
         $usersetting->add(get_string('editmymessage', 'message'), $url, self::TYPE_SETTING);
     }
     // Blogs
     if ($currentuser && !empty($CFG->bloglevel)) {
         $blog = $usersetting->add(get_string('blogs', 'blog'), null, navigation_node::TYPE_CONTAINER, null, 'blogs');
         $blog->add(get_string('preferences', 'blog'), new moodle_url('/blog/preferences.php'), navigation_node::TYPE_SETTING);
         if (!empty($CFG->useexternalblogs) && $CFG->maxexternalblogsperuser > 0 && has_capability('moodle/blog:manageexternal', get_context_instance(CONTEXT_SYSTEM))) {
             $blog->add(get_string('externalblogs', 'blog'), new moodle_url('/blog/external_blogs.php'), navigation_node::TYPE_SETTING);
             $blog->add(get_string('addnewexternalblog', 'blog'), new moodle_url('/blog/external_blog_edit.php'), navigation_node::TYPE_SETTING);
         }
     }
     // Login as ...
     if (!$user->deleted and !$currentuser && !session_is_loggedinas() && has_capability('moodle/user:loginas', $coursecontext) && !is_siteadmin($user->id)) {
         $url = new moodle_url('/course/loginas.php', array('id' => $course->id, 'user' => $user->id, 'sesskey' => sesskey()));
         $usersetting->add(get_string('loginas'), $url, self::TYPE_SETTING);
     }
     return $usersetting;
 }

//.........这里部分代码省略.........
         $key .= $userid;
         $prefurl->param('userid', $userid);
     }
     // Add a user setting branch.
     if ($gstitle == 'usercurrentsettings') {
         $dashboard = $this->add(get_string('myhome'), new moodle_url('/my/'), self::TYPE_CONTAINER, null, 'dashboard');
         // This should be set to false as we don't want to show this to the user. It's only for generating the correct
         // breadcrumb.
         $dashboard->display = false;
         if (get_home_page() == HOMEPAGE_MY) {
             $dashboard->mainnavonly = true;
         }
         $iscurrentuser = $user->id == $USER->id;
         $baseargs = array('id' => $user->id);
         if ($course->id != $SITE->id && !$iscurrentuser) {
             $baseargs['course'] = $course->id;
             $issitecourse = false;
         } else {
             // Load all categories and get the context for the system.
             $issitecourse = true;
         }
         // Add the user profile to the dashboard.
         $profilenode = $dashboard->add(get_string('profile'), new moodle_url('/user/profile.php', array('id' => $user->id)), self::TYPE_SETTING, null, 'myprofile');
         if (!empty($CFG->navadduserpostslinks)) {
             // Add nodes for forum posts and discussions if the user can view either or both
             // There are no capability checks here as the content of the page is based
             // purely on the forums the current user has access too.
             $forumtab = $profilenode->add(get_string('forumposts', 'forum'));
             $forumtab->add(get_string('posts', 'forum'), new moodle_url('/mod/forum/user.php', $baseargs), null, 'myposts');
             $forumtab->add(get_string('discussions', 'forum'), new moodle_url('/mod/forum/user.php', array_merge($baseargs, array('mode' => 'discussions'))), null, 'mydiscussions');
         }
         // Add blog nodes.
         if (!empty($CFG->enableblogs)) {
             if (!$this->cache->cached('userblogoptions' . $user->id)) {
                 require_once $CFG->dirroot . '/blog/lib.php';
                 // Get all options for the user.
                 $options = blog_get_options_for_user($user);
                 $this->cache->set('userblogoptions' . $user->id, $options);
             } else {
                 $options = $this->cache->{'userblogoptions' . $user->id};
             }
             if (count($options) > 0) {
                 $blogs = $profilenode->add(get_string('blogs', 'blog'), null, navigation_node::TYPE_CONTAINER);
                 foreach ($options as $type => $option) {
                     if ($type == "rss") {
                         $blogs->add($option['string'], $option['link'], self::TYPE_SETTING, null, null, new pix_icon('i/rss', ''));
                     } else {
                         $blogs->add($option['string'], $option['link'], self::TYPE_SETTING, null, 'blog' . $type);
                     }
                 }
             }
         }
         // Add the messages link.
         // It is context based so can appear in the user's profile and in course participants information.
         if (!empty($CFG->messaging)) {
             $messageargs = array('user1' => $USER->id);
             if ($USER->id != $user->id) {
                 $messageargs['user2'] = $user->id;
             }
             if ($course->id != $SITE->id) {
                 $messageargs['viewing'] = MESSAGE_VIEW_COURSE . $course->id;
             }
             $url = new moodle_url('/message/index.php', $messageargs);
             $dashboard->add(get_string('messages', 'message'), $url, self::TYPE_SETTING, null, 'messages');
         }
         // Add the "My private files" link.

 public function test_cache_set()
 {
     $cache = new navigation_cache('unittest_nav');
     $cache->anysetvariable = true;
     $cache->set('software', 'Moodle');
     $this->assertTrue($cache->cached('software'));
     $this->assertEquals($cache->software, 'Moodle');
 }

//.........这里部分代码省略.........
                         //stop when the first visible plugin is found
                         $reportavailable = true;
                         break;
                     }
                 }
             }
         }
     }
     if ($reportavailable) {
         $url = new moodle_url('/grade/report/index.php', array('id' => $course->id));
         $gradenode = $coursenode->add(get_string('grades'), $url, self::TYPE_SETTING, null, 'grades', new pix_icon('i/grades', ''));
     }
     //  Add outcome if permitted
     if (!empty($CFG->enableoutcomes) && has_capability('moodle/course:update', $coursecontext)) {
         $url = new moodle_url('/grade/edit/outcome/course.php', array('id' => $course->id));
         $coursenode->add(get_string('outcomes', 'grades'), $url, self::TYPE_SETTING, null, 'outcomes', new pix_icon('i/outcomes', ''));
     }
     //Add badges navigation
     require_once $CFG->libdir . '/badgeslib.php';
     badges_add_course_navigation($coursenode, $course);
     // Backup this course
     if (has_capability('moodle/backup:backupcourse', $coursecontext)) {
         $url = new moodle_url('/backup/backup.php', array('id' => $course->id));
         $coursenode->add(get_string('backup'), $url, self::TYPE_SETTING, null, 'backup', new pix_icon('i/backup', ''));
     }
     // Restore to this course
     if (has_capability('moodle/restore:restorecourse', $coursecontext)) {
         $url = new moodle_url('/backup/restorefile.php', array('contextid' => $coursecontext->id));
         $coursenode->add(get_string('restore'), $url, self::TYPE_SETTING, null, 'restore', new pix_icon('i/restore', ''));
     }
     // Import data from other courses
     if (has_capability('moodle/restore:restoretargetimport', $coursecontext)) {
         $url = new moodle_url('/backup/import.php', array('id' => $course->id));
         $coursenode->add(get_string('import'), $url, self::TYPE_SETTING, null, 'import', new pix_icon('i/import', ''));
     }
     // Publish course on a hub
     if (has_capability('moodle/course:publish', $coursecontext)) {
         $url = new moodle_url('/course/publish/index.php', array('id' => $course->id));
         $coursenode->add(get_string('publish'), $url, self::TYPE_SETTING, null, 'publish', new pix_icon('i/publish', ''));
     }
     // Reset this course
     if (has_capability('moodle/course:reset', $coursecontext)) {
         $url = new moodle_url('/course/reset.php', array('id' => $course->id));
         $coursenode->add(get_string('reset'), $url, self::TYPE_SETTING, null, null, new pix_icon('i/return', ''));
     }
     // Questions
     require_once $CFG->libdir . '/questionlib.php';
     question_extend_settings_navigation($coursenode, $coursecontext)->trim_if_empty();
     if (has_capability('moodle/course:update', $coursecontext)) {
         // Repository Instances
         if (!$this->cache->cached('contexthasrepos' . $coursecontext->id)) {
             require_once $CFG->dirroot . '/repository/lib.php';
             $editabletypes = repository::get_editable_types($coursecontext);
             $haseditabletypes = !empty($editabletypes);
             unset($editabletypes);
             $this->cache->set('contexthasrepos' . $coursecontext->id, $haseditabletypes);
         } else {
             $haseditabletypes = $this->cache->{'contexthasrepos' . $coursecontext->id};
         }
         if ($haseditabletypes) {
             $url = new moodle_url('/repository/manage_instances.php', array('contextid' => $coursecontext->id));
             $coursenode->add(get_string('repositories'), $url, self::TYPE_SETTING, null, null, new pix_icon('i/repository', ''));
         }
     }
     // Manage files
     if ($course->legacyfiles == 2 and has_capability('moodle/course:managefiles', $coursecontext)) {
         // hidden in new courses and courses where legacy files were turned off
         $url = new moodle_url('/files/index.php', array('contextid' => $coursecontext->id));
         $coursenode->add(get_string('courselegacyfiles'), $url, self::TYPE_SETTING, null, 'coursefiles', new pix_icon('i/folder', ''));
     }
     // Switch roles
     $roles = array();
     $assumedrole = $this->in_alternative_role();
     if ($assumedrole !== false) {
         $roles[0] = get_string('switchrolereturn');
     }
     if (has_capability('moodle/role:switchroles', $coursecontext)) {
         $availableroles = get_switchable_roles($coursecontext);
         if (is_array($availableroles)) {
             foreach ($availableroles as $key => $role) {
                 if ($assumedrole == (int) $key) {
                     continue;
                 }
                 $roles[$key] = $role;
             }
         }
     }
     if (is_array($roles) && count($roles) > 0) {
         $switchroles = $this->add(get_string('switchroleto'));
         if (count($roles) == 1 && array_key_exists(0, $roles) || $assumedrole !== false) {
             $switchroles->force_open();
         }
         foreach ($roles as $key => $name) {
             $url = new moodle_url('/course/switchrole.php', array('id' => $course->id, 'sesskey' => sesskey(), 'switchrole' => $key, 'returnurl' => $this->page->url->out_as_local_url(false)));
             $switchroles->add($name, $url, self::TYPE_SETTING, null, $key, new pix_icon('i/switchrole', ''));
         }
     }
     // Return we are done
     return $coursenode;
 }

    /**
     * Adds branches and links to the settings navigation to add course activities
     * and resources.
     *
     * @param stdClass $course
     */
    protected function add_course_editing_links($course) {
        global $CFG;

        require_once($CFG->dirroot.'/course/lib.php');

        // Add `add` resources|activities branches
        $structurefile = $CFG->dirroot.'/course/format/'.$course->format.'/lib.php';
        if (file_exists($structurefile)) {
            require_once($structurefile);
            $requestkey = call_user_func('callback_'.$course->format.'_request_key');
            $formatidentifier = optional_param($requestkey, 0, PARAM_INT);
        } else {
            $requestkey = get_string('section');
            $formatidentifier = optional_param($requestkey, 0, PARAM_INT);
        }

        $sections = get_all_sections($course->id);

        $addresource = $this->add(get_string('addresource'));
        $addactivity = $this->add(get_string('addactivity'));
        if ($formatidentifier!==0) {
            $addresource->force_open();
            $addactivity->force_open();
        }

        if (!$this->cache->cached('course'.$course->id.'resources')) {
            $this->get_course_modules($course);
        }
        $resources = $this->cache->{'course'.$course->id.'resources'};
        $activities = $this->cache->{'course'.$course->id.'activities'};

        $textlib = textlib_get_instance();

        foreach ($sections as $section) {
            if ($formatidentifier !== 0 && $section->section != $formatidentifier) {
                continue;
            }
            $sectionurl = new moodle_url('/course/view.php', array('id'=>$course->id, $requestkey=>$section->section));
            if ($section->section == 0) {
                $sectionresources = $addresource->add(get_string('course'), $sectionurl, self::TYPE_SETTING);
                $sectionactivities = $addactivity->add(get_string('course'), $sectionurl, self::TYPE_SETTING);
            } else {
                $sectionname = get_section_name($course, $section);
                $sectionresources = $addresource->add($sectionname, $sectionurl, self::TYPE_SETTING);
                $sectionactivities = $addactivity->add($sectionname, $sectionurl, self::TYPE_SETTING);
            }
            foreach ($resources as $value=>$resource) {
                $url = new moodle_url('/course/mod.php', array('id'=>$course->id, 'sesskey'=>sesskey(), 'section'=>$section->section));
                $pos = strpos($value, '&type=');
                if ($pos!==false) {
                    $url->param('add', $textlib->substr($value, 0,$pos));
                    $url->param('type', $textlib->substr($value, $pos+6));
                } else {
                    $url->param('add', $value);
                }
                $sectionresources->add($resource, $url, self::TYPE_SETTING);
            }
            $subbranch = false;
            foreach ($activities as $activityname=>$activity) {
                if ($activity==='--') {
                    $subbranch = false;
                    continue;
                }
                if (strpos($activity, '--')===0) {
                    $subbranch = $sectionactivities->add(trim($activity, '-'));
                    continue;
                }
                $url = new moodle_url('/course/mod.php', array('id'=>$course->id, 'sesskey'=>sesskey(), 'section'=>$section->section));
                $pos = strpos($activityname, '&type=');
                if ($pos!==false) {
                    $url->param('add', $textlib->substr($activityname, 0,$pos));
                    $url->param('type', $textlib->substr($activityname, $pos+6));
                } else {
                    $url->param('add', $activityname);
                }
                if ($subbranch !== false) {
                    $subbranch->add($activity, $url, self::TYPE_SETTING);
                } else {
                    $sectionactivities->add($activity, $url, self::TYPE_SETTING);
                }
            }
        }
    }