PHP assign::copy_area_files_for_upgrade方法代码示例

 /**
  * This function converts all of the base settings for an instance of
  * the old assignment to the new format. Then it calls each of the plugins
  * to see if they can help upgrade this assignment.
  * @param int $oldassignmentid (don't rely on the old assignment type even being installed)
  * @param string $log This string gets appended to during the conversion process
  * @return bool true or false
  */
 public function upgrade_assignment($oldassignmentid, &$log)
 {
     global $DB, $CFG, $USER;
     // Steps to upgrade an assignment.
     // Is the user the admin? admin check goes here.
     if (!is_siteadmin($USER->id)) {
         return false;
     }
     core_php_time_limit::raise(ASSIGN_MAX_UPGRADE_TIME_SECS);
     // Get the module details.
     $oldmodule = $DB->get_record('modules', array('name' => 'assignment'), '*', MUST_EXIST);
     $params = array('module' => $oldmodule->id, 'instance' => $oldassignmentid);
     $oldcoursemodule = $DB->get_record('course_modules', $params, '*', MUST_EXIST);
     $oldcontext = context_module::instance($oldcoursemodule->id);
     // First insert an assign instance to get the id.
     $oldassignment = $DB->get_record('assignment', array('id' => $oldassignmentid), '*', MUST_EXIST);
     $oldversion = get_config('assignment_' . $oldassignment->assignmenttype, 'version');
     $data = new stdClass();
     $data->course = $oldassignment->course;
     $data->name = $oldassignment->name;
     $data->intro = $oldassignment->intro;
     $data->introformat = $oldassignment->introformat;
     $data->alwaysshowdescription = 1;
     $data->sendnotifications = $oldassignment->emailteachers;
     $data->sendlatenotifications = $oldassignment->emailteachers;
     $data->duedate = $oldassignment->timedue;
     $data->allowsubmissionsfromdate = $oldassignment->timeavailable;
     $data->grade = $oldassignment->grade;
     $data->submissiondrafts = $oldassignment->resubmit;
     $data->requiresubmissionstatement = 0;
     $data->markingworkflow = 0;
     $data->markingallocation = 0;
     $data->cutoffdate = 0;
     // New way to specify no late submissions.
     if ($oldassignment->preventlate) {
         $data->cutoffdate = $data->duedate;
     }
     $data->teamsubmission = 0;
     $data->requireallteammemberssubmit = 0;
     $data->teamsubmissiongroupingid = 0;
     $data->blindmarking = 0;
     $data->attemptreopenmethod = 'none';
     $data->maxattempts = ASSIGN_UNLIMITED_ATTEMPTS;
     $newassignment = new assign(null, null, null);
     if (!$newassignment->add_instance($data, false)) {
         $log = get_string('couldnotcreatenewassignmentinstance', 'mod_assign');
         return false;
     }
     // Now create a new coursemodule from the old one.
     $newmodule = $DB->get_record('modules', array('name' => 'assign'), '*', MUST_EXIST);
     $newcoursemodule = $this->duplicate_course_module($oldcoursemodule, $newmodule->id, $newassignment->get_instance()->id);
     if (!$newcoursemodule) {
         $log = get_string('couldnotcreatenewcoursemodule', 'mod_assign');
         return false;
     }
     // Convert the base database tables (assignment, submission, grade).
     // These are used to store information in case a rollback is required.
     $gradingarea = null;
     $gradingdefinitions = null;
     $gradeidmap = array();
     $completiondone = false;
     $gradesdone = false;
     // From this point we want to rollback on failure.
     $rollback = false;
     try {
         $newassignment->set_context(context_module::instance($newcoursemodule->id));
         // The course module has now been created - time to update the core tables.
         // Copy intro files.
         $newassignment->copy_area_files_for_upgrade($oldcontext->id, 'mod_assignment', 'intro', 0, $newassignment->get_context()->id, 'mod_assign', 'intro', 0);
         // Get the plugins to do their bit.
         foreach ($newassignment->get_submission_plugins() as $plugin) {
             if ($plugin->can_upgrade($oldassignment->assignmenttype, $oldversion)) {
                 $plugin->enable();
                 if (!$plugin->upgrade_settings($oldcontext, $oldassignment, $log)) {
                     $rollback = true;
                 }
             } else {
                 $plugin->disable();
             }
         }
         foreach ($newassignment->get_feedback_plugins() as $plugin) {
             if ($plugin->can_upgrade($oldassignment->assignmenttype, $oldversion)) {
                 $plugin->enable();
                 if (!$plugin->upgrade_settings($oldcontext, $oldassignment, $log)) {
                     $rollback = true;
                 }
             } else {
                 $plugin->disable();
             }
         }
         // See if there is advanced grading upgrades required.
         $gradingarea = $DB->get_record('grading_areas', array('contextid' => $oldcontext->id, 'areaname' => 'submission'), '*', IGNORE_MISSING);
//.........这里部分代码省略.........

 /**
  * This function converts all of the base settings for an instance of
  * the old assignment to the new format. Then it calls each of the plugins
  * to see if they can help upgrade this assignment.
  * @param int $oldassignmentid (don't rely on the old assignment type even being installed)
  * @param string $log This string gets appended to during the conversion process
  * @return bool true or false
  */
 public function upgrade_assignment($oldassignmentid, &$log)
 {
     // steps to upgrade an assignment
     global $DB, $CFG, $USER;
     // steps to upgrade an assignment
     // is the user the admin? admin check goes here
     if (!is_siteadmin($USER->id)) {
         return false;
     }
     // should we use a shutdown handler to rollback on timeout?
     @set_time_limit(ASSIGN_MAX_UPGRADE_TIME_SECS);
     // get the module details
     $oldmodule = $DB->get_record('modules', array('name' => 'assignment'), '*', MUST_EXIST);
     $oldcoursemodule = $DB->get_record('course_modules', array('module' => $oldmodule->id, 'instance' => $oldassignmentid), '*', MUST_EXIST);
     $oldcontext = context_module::instance($oldcoursemodule->id);
     // first insert an assign instance to get the id
     $oldassignment = $DB->get_record('assignment', array('id' => $oldassignmentid), '*', MUST_EXIST);
     $oldversion = get_config('assignment_' . $oldassignment->assignmenttype, 'version');
     $data = new stdClass();
     $data->course = $oldassignment->course;
     $data->name = $oldassignment->name;
     $data->intro = $oldassignment->intro;
     $data->introformat = $oldassignment->introformat;
     $data->alwaysshowdescription = 1;
     $data->sendnotifications = $oldassignment->emailteachers;
     $data->sendlatenotifications = $oldassignment->emailteachers;
     $data->duedate = $oldassignment->timedue;
     $data->allowsubmissionsfromdate = $oldassignment->timeavailable;
     $data->grade = $oldassignment->grade;
     $data->submissiondrafts = $oldassignment->resubmit;
     $data->preventlatesubmissions = $oldassignment->preventlate;
     $newassignment = new assign(null, null, null);
     if (!$newassignment->add_instance($data, false)) {
         $log = get_string('couldnotcreatenewassignmentinstance', 'mod_assign');
         return false;
     }
     // now create a new coursemodule from the old one
     $newmodule = $DB->get_record('modules', array('name' => 'assign'), '*', MUST_EXIST);
     $newcoursemodule = $this->duplicate_course_module($oldcoursemodule, $newmodule->id, $newassignment->get_instance()->id);
     if (!$newcoursemodule) {
         $log = get_string('couldnotcreatenewcoursemodule', 'mod_assign');
         return false;
     }
     // convert the base database tables (assignment, submission, grade)
     // these are used to store information in case a rollback is required
     $gradingarea = null;
     $gradingdefinitions = null;
     $gradeidmap = array();
     $completiondone = false;
     $gradesdone = false;
     // from this point we want to rollback on failure
     $rollback = false;
     try {
         $newassignment->set_context(context_module::instance($newcoursemodule->id));
         // the course module has now been created - time to update the core tables
         // copy intro files
         $newassignment->copy_area_files_for_upgrade($oldcontext->id, 'mod_assignment', 'intro', 0, $newassignment->get_context()->id, 'mod_assign', 'intro', 0);
         // get the plugins to do their bit
         foreach ($newassignment->get_submission_plugins() as $plugin) {
             if ($plugin->can_upgrade($oldassignment->assignmenttype, $oldversion)) {
                 $plugin->enable();
                 if (!$plugin->upgrade_settings($oldcontext, $oldassignment, $log)) {
                     $rollback = true;
                 }
             } else {
                 $plugin->disable();
             }
         }
         foreach ($newassignment->get_feedback_plugins() as $plugin) {
             if ($plugin->can_upgrade($oldassignment->assignmenttype, $oldversion)) {
                 $plugin->enable();
                 if (!$plugin->upgrade_settings($oldcontext, $oldassignment, $log)) {
                     $rollback = true;
                 }
             } else {
                 $plugin->disable();
             }
         }
         // see if there is advanced grading upgrades required
         $gradingarea = $DB->get_record('grading_areas', array('contextid' => $oldcontext->id, 'areaname' => 'submission'), '*', IGNORE_MISSING);
         if ($gradingarea) {
             $DB->update_record('grading_areas', array('id' => $gradingarea->id, 'contextid' => $newassignment->get_context()->id, 'component' => 'mod_assign', 'areaname' => 'submissions'));
             $gradingdefinitions = $DB->get_records('grading_definitions', array('areaid' => $gradingarea->id));
         }
         // upgrade completion data
         $DB->set_field('course_modules_completion', 'coursemoduleid', $newcoursemodule->id, array('coursemoduleid' => $oldcoursemodule->id));
         $allcriteria = $DB->get_records('course_completion_criteria', array('moduleinstance' => $oldcoursemodule->id));
         foreach ($allcriteria as $criteria) {
             $criteria->module = 'assign';
             $criteria->moduleinstance = $newcoursemodule->id;
             $DB->update_record('course_completion_criteria', $criteria);
         }
//.........这里部分代码省略.........