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Developer Documentation
- Bug fixes for general core bugs in 4.2.x will end 22 April 2024 (12 months).
- Bug fixes for security issues in 4.2.x will end 7 October 2024 (18 months).
- PHP version: minimum PHP 8.0.0 Note: minimum PHP version has increased since Moodle 4.1. PHP 8.1.x is supported too.
/mod/lesson/ -> lib.php (source)
Differences Between: [Versions 310 and 402] [Versions 311 and 402] [Versions 39 and 402] [Versions 400 and 402] [Versions 401 and 402]
Standard library of functions and constants for lesson
| Copyright: | 1999 onwards Martin Dougiamas {@link http://moodle.com} |
| License: | http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later |
| File Size: | 1742 lines (63 kb) |
| Included or required: | 0 times |
| Referenced: | 0 times |
| Includes or requires: | 1 file mod/lesson/deprecatedlib.php |
Defines 38 functions
lesson_add_instance()
lesson_update_instance()
lesson_update_events()
lesson_get_group_override_priorities()
lesson_refresh_events()
lesson_delete_instance()
lesson_user_outline()
lesson_user_complete()
lesson_print_overview()
lesson_cron()
lesson_get_user_grades()
lesson_update_grades()
lesson_grade_item_update()
lesson_get_view_actions()
lesson_get_post_actions()
lesson_process_pre_save()
lesson_process_post_save()
lesson_reset_course_form_definition()
lesson_reset_course_form_defaults()
lesson_reset_gradebook()
lesson_reset_userdata()
lesson_supports()
lesson_extend_settings_navigation()
lesson_get_import_export_formats()
lesson_pluginfile()
lesson_get_file_areas()
lesson_get_file_info()
lesson_page_type_list()
lesson_update_media_file()
mod_lesson_get_fontawesome_icon_map()
lesson_check_updates_since()
mod_lesson_core_calendar_provide_event_action()
lesson_get_coursemodule_info()
mod_lesson_cm_info_dynamic()
mod_lesson_get_completion_active_rule_descriptions()
mod_lesson_core_calendar_get_valid_event_timestart_range()
mod_lesson_core_calendar_event_timestart_updated()
mod_lesson_core_calendar_get_event_action_string()
lesson_update_instance()
lesson_update_events()
lesson_get_group_override_priorities()
lesson_refresh_events()
lesson_delete_instance()
lesson_user_outline()
lesson_user_complete()
lesson_print_overview()
lesson_cron()
lesson_get_user_grades()
lesson_update_grades()
lesson_grade_item_update()
lesson_get_view_actions()
lesson_get_post_actions()
lesson_process_pre_save()
lesson_process_post_save()
lesson_reset_course_form_definition()
lesson_reset_course_form_defaults()
lesson_reset_gradebook()
lesson_reset_userdata()
lesson_supports()
lesson_extend_settings_navigation()
lesson_get_import_export_formats()
lesson_pluginfile()
lesson_get_file_areas()
lesson_get_file_info()
lesson_page_type_list()
lesson_update_media_file()
mod_lesson_get_fontawesome_icon_map()
lesson_check_updates_since()
mod_lesson_core_calendar_provide_event_action()
lesson_get_coursemodule_info()
mod_lesson_cm_info_dynamic()
mod_lesson_get_completion_active_rule_descriptions()
mod_lesson_core_calendar_get_valid_event_timestart_range()
mod_lesson_core_calendar_event_timestart_updated()
mod_lesson_core_calendar_get_event_action_string()
Functions that are not part of a class:
| lesson_add_instance($data, $mform) X-Ref |
| Given an object containing all the necessary data, (defined by the form in mod_form.php) this function will create a new instance and return the id number of the new instance. param: object $lesson Lesson post data from the form return: int |
| lesson_update_instance($data, $mform) X-Ref |
| Given an object containing all the necessary data, (defined by the form in mod_form.php) this function will update an existing instance with new data. param: object $lesson Lesson post data from the form return: boolean |
| lesson_update_events($lesson, $override = null) X-Ref |
| This function updates the events associated to the lesson. If $override is non-zero, then it updates only the events associated with the specified override. param: object $lesson the lesson object. param: object $override (optional) limit to a specific override |
| lesson_get_group_override_priorities($lessonid) X-Ref |
| Calculates the priorities of timeopen and timeclose values for group overrides for a lesson. param: int $lessonid The lesson ID. return: array|null Array of group override priorities for open and close times. Null if there are no group overrides. |
| lesson_refresh_events($courseid = 0, $instance = null, $cm = null) X-Ref |
| This standard function will check all instances of this module and make sure there are up-to-date events created for each of them. If courseid = 0, then every lesson event in the site is checked, else only lesson events belonging to the course specified are checked. This function is used, in its new format, by restore_refresh_events() param: int $courseid param: int|stdClass $instance Lesson module instance or ID. param: int|stdClass $cm Course module object or ID (not used in this module). return: bool |
| lesson_delete_instance($id) X-Ref |
| Given an ID of an instance of this module, this function will permanently delete the instance and any data that depends on it. param: int $id return: bool |
| lesson_user_outline($course, $user, $mod, $lesson) X-Ref |
| Return a small object with summary information about what a user has done with a given particular instance of this module Used for user activity reports. $return->time = the time they did it $return->info = a short text description param: object $course param: object $user param: object $mod param: object $lesson return: object |
| lesson_user_complete($course, $user, $mod, $lesson) X-Ref |
| Print a detailed representation of what a user has done with a given particular instance of this module, for user activity reports. param: object $course param: object $user param: object $mod param: object $lesson return: bool |
| lesson_print_overview() X-Ref |
| lesson_cron() X-Ref |
| Function to be run periodically according to the moodle cron This function searches for things that need to be done, such as sending out mail, toggling flags etc ... return: bool true |
| lesson_get_user_grades($lesson, $userid=0) X-Ref |
| Return grade for given user or all users. param: int $lessonid id of lesson param: int $userid optional user id, 0 means all users return: array array of grades, false if none |
| lesson_update_grades($lesson, $userid=0, $nullifnone=true) X-Ref |
| Update grades in central gradebook param: object $lesson param: int $userid specific user only, 0 means all param: bool $nullifnone |
| lesson_grade_item_update($lesson, $grades=null) X-Ref |
| Create grade item for given lesson param: object $lesson object with extra cmidnumber param: array|object $grades optional array/object of grade(s); 'reset' means reset grades in gradebook return: int 0 if ok, error code otherwise |
| lesson_get_view_actions() X-Ref |
| List the actions that correspond to a view of this module. This is used by the participation report. Note: This is not used by new logging system. Event with crud = 'r' and edulevel = LEVEL_PARTICIPATING will be considered as view action. return: array |
| lesson_get_post_actions() X-Ref |
| List the actions that correspond to a post of this module. This is used by the participation report. Note: This is not used by new logging system. Event with crud = ('c' || 'u' || 'd') and edulevel = LEVEL_PARTICIPATING will be considered as post action. return: array |
| lesson_process_pre_save(&$lesson) X-Ref |
| Runs any processes that must run before a lesson insert/update param: object $lesson Lesson form data return: void |
| lesson_process_post_save(&$lesson) X-Ref |
| Runs any processes that must be run after a lesson insert/update param: object $lesson Lesson form data return: void |
| lesson_reset_course_form_definition(&$mform) X-Ref |
| Implementation of the function for printing the form elements that control whether the course reset functionality affects the lesson. param: MoodleQuickForm $mform form passed by reference |
| lesson_reset_course_form_defaults($course) X-Ref |
| Course reset form defaults. param: object $course return: array |
| lesson_reset_gradebook($courseid, $type='') X-Ref |
| Removes all grades from gradebook param: int $courseid param: string optional type |
| lesson_reset_userdata($data) X-Ref |
| Actual implementation of the reset course functionality, delete all the lesson attempts for course $data->courseid. param: object $data the data submitted from the reset course. return: array status array |
| lesson_supports($feature) X-Ref |
param: string $feature FEATURE_xx constant for requested feature return: mixed True if module supports feature, false if not, null if doesn't know or string for the module purpose. |
| lesson_extend_settings_navigation(settings_navigation $settings, navigation_node $lessonnode) X-Ref |
| This function extends the settings navigation block for the site. It is safe to rely on PAGE here as we will only ever be within the module context when this is called param: settings_navigation $settings param: navigation_node $lessonnode |
| lesson_get_import_export_formats($type) X-Ref |
| Get list of available import or export formats Copied and modified from lib/questionlib.php param: string $type 'import' if import list, otherwise export list assumed return: array sorted list of import/export formats available |
| lesson_pluginfile($course, $cm, $context, $filearea, $args, $forcedownload, array $options=array() X-Ref |
| Serves the lesson attachments. Implements needed access control ;-) param: stdClass $course course object param: stdClass $cm course module object param: stdClass $context context object param: string $filearea file area param: array $args extra arguments param: bool $forcedownload whether or not force download param: array $options additional options affecting the file serving return: bool false if file not found, does not return if found - justsend the file |
| lesson_get_file_areas() X-Ref |
| Returns an array of file areas return: array a list of available file areas |
| lesson_get_file_info($browser, $areas, $course, $cm, $context, $filearea, $itemid, $filepath, $filename) X-Ref |
| Returns a file_info_stored object for the file being requested here param: file_browser $browser file browser instance param: array $areas file areas param: stdClass $course course object param: stdClass $cm course module object param: stdClass $context context object param: string $filearea file area param: int $itemid item ID param: string $filepath file path param: string $filename file name return: file_info_stored |
| lesson_page_type_list($pagetype, $parentcontext, $currentcontext) X-Ref |
| Return a list of page types param: string $pagetype current page type param: stdClass $parentcontext Block's parent context param: stdClass $currentcontext Current context of block |
| lesson_update_media_file($lessonid, $context, $draftitemid) X-Ref |
| Update the lesson activity to include any file that was uploaded, or if there is none, set the mediafile field to blank. param: int $lessonid the lesson id param: stdClass $context the context param: int $draftitemid the draft item |
| mod_lesson_get_fontawesome_icon_map() X-Ref |
| Get icon mapping for font-awesome. |
| lesson_check_updates_since(cm_info $cm, $from, $filter = array() X-Ref |
| No description |
| mod_lesson_core_calendar_provide_event_action(calendar_event $event,\core_calendar\action_factory $factory,int $userid = 0) X-Ref |
| This function receives a calendar event and returns the action associated with it, or null if there is none. This is used by block_myoverview in order to display the event appropriately. If null is returned then the event is not displayed on the block. param: calendar_event $event param: \core_calendar\action_factory $factory param: int $userid User id to use for all capability checks, etc. Set to 0 for current user (default). return: \core_calendar\local\event\entities\action_interface|null |
| lesson_get_coursemodule_info($coursemodule) X-Ref |
| Add a get_coursemodule_info function in case any lesson type wants to add 'extra' information for the course (see resource). Given a course_module object, this function returns any "extra" information that may be needed when printing this activity in a course listing. See get_array_of_activities() in course/lib.php. param: stdClass $coursemodule The coursemodule object (record). return: cached_cm_info An object on information that the courses |
| mod_lesson_cm_info_dynamic(cm_info $cm) X-Ref |
| Sets dynamic information about a course module This function is called from cm_info when displaying the module param: cm_info $cm |
| mod_lesson_get_completion_active_rule_descriptions($cm) X-Ref |
| Callback which returns human-readable strings describing the active completion custom rules for the module instance. param: cm_info|stdClass $cm object with fields ->completion and ->customdata['customcompletionrules'] return: array $descriptions the array of descriptions for the custom rules. |
| mod_lesson_core_calendar_get_valid_event_timestart_range(\calendar_event $event, \stdClass $instance) X-Ref |
| This function calculates the minimum and maximum cutoff values for the timestart of the given event. It will return an array with two values, the first being the minimum cutoff value and the second being the maximum cutoff value. Either or both values can be null, which indicates there is no minimum or maximum, respectively. If a cutoff is required then the function must return an array containing the cutoff timestamp and error string to display to the user if the cutoff value is violated. A minimum and maximum cutoff return value will look like: [ [1505704373, 'The due date must be after the start date'], [1506741172, 'The due date must be before the cutoff date'] ] param: calendar_event $event The calendar event to get the time range for param: stdClass $instance The module instance to get the range from return: array |
| mod_lesson_core_calendar_event_timestart_updated(\calendar_event $event, \stdClass $lesson) X-Ref |
| This function will update the lesson module according to the event that has been modified. It will set the available or deadline value of the lesson instance according to the type of event provided. param: \calendar_event $event param: stdClass $lesson The module instance to get the range from |
| mod_lesson_core_calendar_get_event_action_string(string $eventtype) X-Ref |
| Callback to fetch the activity event type lang string. param: string $eventtype The event type. return: lang_string The event type lang string. |
