3 // This file is part of Moodle - http://moodle.org/
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.
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.
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/>.
19 * Defines restore_course_task class
21 * @package core_backup
24 * @copyright 2010 onwards Eloy Lafuente (stronk7) {@link http://stronk7.com}
25 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
28 defined('MOODLE_INTERNAL') ||
die();
31 * course task that provides all the properties and common steps to be performed
32 * when one course is being restored
34 * TODO: Finish phpdocs
36 class restore_course_task
extends restore_task
{
38 protected $info; // info related to course gathered from backup file
39 protected $contextid; // course context id
42 * Constructor - instantiates one object of this class
44 public function __construct($name, $info, $plan = null) {
46 parent
::__construct($name, $plan);
50 * Course tasks have their own directory to read files
52 public function get_taskbasepath() {
54 return $this->get_basepath() . '/course';
57 public function get_contextid() {
58 return $this->contextid
;
62 * Create all the steps that will be part of this task
64 public function build() {
66 // Define the task contextid (the course one)
67 $this->contextid
= context_course
::instance($this->get_courseid())->id
;
69 // Executed conditionally if restoring to new course or if overwrite_conf setting is enabled
70 if ($this->get_target() == backup
::TARGET_NEW_COURSE ||
$this->get_setting_value('overwrite_conf') == true) {
71 $this->add_step(new restore_course_structure_step('course_info', 'course.xml'));
74 $this->add_step(new restore_course_legacy_files_step('legacy_files'));
76 // Deal with enrolment methods and user enrolments.
77 if ($this->plan
->get_mode() == backup
::MODE_IMPORT
) {
78 // No need to do anything with enrolments.
80 } else if (!$this->get_setting_value('users') or $this->plan
->get_mode() == backup
::MODE_HUB
) {
81 if ($this->get_setting_value('enrolments') == backup
::ENROL_ALWAYS
&& $this->plan
->get_mode() != backup
::MODE_HUB
) {
82 // Restore enrolment methods.
83 $this->add_step(new restore_enrolments_structure_step('course_enrolments', 'enrolments.xml'));
84 } else if ($this->get_target() == backup
::TARGET_CURRENT_ADDING
or $this->get_target() == backup
::TARGET_EXISTING_ADDING
) {
85 // Keep current enrolments unchanged.
87 // If no instances yet add default enrol methods the same way as when creating new course in UI.
88 $this->add_step(new restore_default_enrolments_step('default_enrolments'));
92 // Restore course enrolment data.
93 $this->add_step(new restore_enrolments_structure_step('course_enrolments', 'enrolments.xml'));
96 // Populate groups, this must be done after enrolments because only enrolled users may be in groups.
97 $this->add_step(new restore_groups_members_structure_step('create_groups_members', '../groups.xml'));
99 // Restore course role assignments and overrides (internally will observe the role_assignments setting),
100 // this must be done after all users are enrolled.
101 $this->add_step(new restore_ras_and_caps_structure_step('course_ras_and_caps', 'roles.xml'));
103 // Restore course filters (conditionally)
104 if ($this->get_setting_value('filters')) {
105 $this->add_step(new restore_filters_structure_step('course_filters', 'filters.xml'));
108 // Restore course comments (conditionally)
109 if ($this->get_setting_value('comments')) {
110 $this->add_step(new restore_comments_structure_step('course_comments', 'comments.xml'));
113 // Calendar events (conditionally)
114 if ($this->get_setting_value('calendarevents')) {
115 $this->add_step(new restore_calendarevents_structure_step('course_calendar', 'calendar.xml'));
118 // Course competencies.
119 $this->add_step(new restore_course_competencies_structure_step('course_competencies', 'competencies.xml'));
121 // Activity completion defaults.
122 $this->add_step(new restore_completion_defaults_structure_step('course_completion_defaults', 'completiondefaults.xml'));
124 // At the end, mark it as built
129 * Define the contents in the course that must be
130 * processed by the link decoder
132 static public function define_decode_contents() {
135 $contents[] = new restore_decode_content('course', 'summary');
136 $contents[] = new restore_decode_content('event', 'description');
142 * Define the decoding rules for links belonging
143 * to the course to be executed by the link decoder
145 static public function define_decode_rules() {
148 // Link to the course main page (it also covers "&topic=xx" and "&week=xx"
149 // because they don't become transformed (section number) in backup/restore.
150 $rules[] = new restore_decode_rule('COURSEVIEWBYID', '/course/view.php?id=$1', 'course');
152 // A few other key course links.
153 $rules[] = new restore_decode_rule('GRADEINDEXBYID', '/grade/index.php?id=$1', 'course');
154 $rules[] = new restore_decode_rule('GRADEREPORTINDEXBYID', '/grade/report/index.php?id=$1', 'course');
155 $rules[] = new restore_decode_rule('BADGESVIEWBYID', '/badges/view.php?type=2&id=$1', 'course');
156 $rules[] = new restore_decode_rule('USERINDEXVIEWBYID', '/user/index.php?id=$1', 'course');
161 // Protected API starts here
164 * Define the common setting that any restore course will have
166 protected function define_settings() {
168 // Define overwrite_conf to decide if course configuration will be restored over existing one.
169 $overwrite = new restore_course_overwrite_conf_setting('overwrite_conf', base_setting
::IS_BOOLEAN
, false);
170 $overwrite->set_ui(new backup_setting_ui_select($overwrite, $overwrite->get_name(),
171 array(1 => get_string('yes'), 0 => get_string('no'))));
172 $overwrite->get_ui()->set_label(get_string('setting_overwrite_conf', 'backup'));
173 if ($this->get_target() == backup
::TARGET_NEW_COURSE
) {
174 $overwrite->set_value(true);
175 $overwrite->set_status(backup_setting
::LOCKED_BY_CONFIG
);
176 $overwrite->set_visibility(backup_setting
::HIDDEN
);
177 $course = (object)['fullname' => null, 'shortname' => null, 'startdate' => null];
179 $course = get_course($this->get_courseid());
181 $this->add_setting($overwrite);
183 $fullnamedefaultvalue = $this->get_info()->original_course_fullname
;
184 $fullname = new restore_course_defaultcustom_setting('course_fullname', base_setting
::IS_TEXT
, $fullnamedefaultvalue);
185 $fullname->set_ui(new backup_setting_ui_defaultcustom($fullname, get_string('setting_course_fullname', 'backup'),
186 ['customvalue' => $fullnamedefaultvalue, 'defaultvalue' => $course->fullname
]));
187 $this->add_setting($fullname);
189 $shortnamedefaultvalue = $this->get_info()->original_course_shortname
;
190 $shortname = new restore_course_defaultcustom_setting('course_shortname', base_setting
::IS_TEXT
, $shortnamedefaultvalue);
191 $shortname->set_ui(new backup_setting_ui_defaultcustom($shortname, get_string('setting_course_shortname', 'backup'),
192 ['customvalue' => $shortnamedefaultvalue, 'defaultvalue' => $course->shortname
]));
193 $this->add_setting($shortname);
195 $startdatedefaultvalue = $this->get_info()->original_course_startdate
;
196 $startdate = new restore_course_defaultcustom_setting('course_startdate', base_setting
::IS_INTEGER
, $startdatedefaultvalue);
197 $startdate->set_ui(new backup_setting_ui_defaultcustom($startdate, get_string('setting_course_startdate', 'backup'),
198 ['customvalue' => $startdatedefaultvalue, 'defaultvalue' => $course->startdate
, 'type' => 'date_selector']));
199 $this->add_setting($startdate);
201 $keep_enrols = new restore_course_generic_setting('keep_roles_and_enrolments', base_setting
::IS_BOOLEAN
, false);
202 $keep_enrols->set_ui(new backup_setting_ui_select($keep_enrols, $keep_enrols->get_name(), array(1=>get_string('yes'), 0=>get_string('no'))));
203 $keep_enrols->get_ui()->set_label(get_string('setting_keep_roles_and_enrolments', 'backup'));
204 if ($this->get_target() != backup
::TARGET_CURRENT_DELETING
and $this->get_target() != backup
::TARGET_EXISTING_DELETING
) {
205 $keep_enrols->set_value(false);
206 $keep_enrols->set_status(backup_setting
::LOCKED_BY_CONFIG
);
207 $keep_enrols->set_visibility(backup_setting
::HIDDEN
);
209 $this->add_setting($keep_enrols);
211 $keep_groups = new restore_course_generic_setting('keep_groups_and_groupings', base_setting
::IS_BOOLEAN
, false);
212 $keep_groups->set_ui(new backup_setting_ui_select($keep_groups, $keep_groups->get_name(), array(1=>get_string('yes'), 0=>get_string('no'))));
213 $keep_groups->get_ui()->set_label(get_string('setting_keep_groups_and_groupings', 'backup'));
214 if ($this->get_target() != backup
::TARGET_CURRENT_DELETING
and $this->get_target() != backup
::TARGET_EXISTING_DELETING
) {
215 $keep_groups->set_value(false);
216 $keep_groups->set_status(backup_setting
::LOCKED_BY_CONFIG
);
217 $keep_groups->set_visibility(backup_setting
::HIDDEN
);
219 $this->add_setting($keep_groups);