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  • Bug fixes for general core bugs in 4.3.x will end 7 October 2024 (12 months).
  • Bug fixes for security issues in 4.3.x will end 21 April 2025 (18 months).
  • PHP version: minimum PHP 8.0.0 Note: minimum PHP version has increased since Moodle 4.1. PHP 8.2.x is supported too.
/mod/assign/ -> lib.php (source)

Differences Between: [Versions 310 and 403] [Versions 311 and 403] [Versions 39 and 403] [Versions 400 and 403] [Versions 401 and 403] [Versions 402 and 403]

This file contains the moodle hooks for the assign module. It delegates most functions to the assignment class.

Copyright: 2012 NetSpot {@link http://www.netspot.com.au}
License: http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
File Size: 1823 lines (66 kb)
Included or required:0 times
Referenced: 2 times
Includes or requires: 1 file
 mod/assign/deprecatedlib.php

Defines 42 functions

  assign_add_instance()
  assign_delete_instance()
  assign_reset_userdata()
  assign_refresh_events()
  assign_prepare_update_events()
  assign_reset_gradebook()
  assign_reset_course_form_definition()
  assign_reset_course_form_defaults()
  assign_update_instance()
  assign_update_events()
  assign_supports()
  assign_extend_settings_navigation()
  assign_get_coursemodule_info()
  mod_assign_cm_info_dynamic()
  mod_assign_get_completion_active_rule_descriptions()
  assign_page_type_list()
  assign_print_recent_activity()
  assign_get_recent_mod_activity()
  assign_print_recent_mod_activity()
  assign_scale_used_anywhere()
  assign_get_view_actions()
  assign_get_post_actions()
  assign_get_extra_capabilities()
  assign_grade_item_update()
  assign_get_user_grades()
  assign_update_grades()
  assign_get_file_areas()
  assign_get_file_info()
  assign_user_complete()
  assign_rescale_activity_grades()
  assign_user_outline()
  assign_pluginfile()
  mod_assign_output_fragment_gradingpanel()
  assign_check_updates_since()
  mod_assign_core_calendar_is_event_visible()
  mod_assign_core_calendar_provide_event_action()
  mod_assign_core_calendar_event_action_shows_item_count()
  mod_assign_core_calendar_get_valid_event_timestart_range()
  mod_assign_core_calendar_event_timestart_updated()
  mod_assign_user_preferences()
  mod_assign_get_path_from_pluginfile()
  mod_assign_core_calendar_get_event_action_string()

Functions that are not part of a class:

assign_add_instance(stdClass $data, mod_assign_mod_form $form = null)   X-Ref
Adds an assignment instance

This is done by calling the add_instance() method of the assignment type class
param: stdClass $data
param: mod_assign_mod_form $form
return: int The instance id of the new assignment

assign_delete_instance($id)   X-Ref
delete an assignment instance

param: int $id
return: bool

assign_reset_userdata($data)   X-Ref
This function is used by the reset_course_userdata function in moodlelib.
This function will remove all assignment submissions and feedbacks in the database
and clean up any related data.

param: stdClass $data the data submitted from the reset course.
return: array

assign_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 assignment event in the site is checked, else
only assignment events belonging to the course specified are checked.

param: int $courseid
param: int|stdClass $instance Assign module instance or ID.
param: int|stdClass $cm Course module object or ID (not used in this module).
return: bool

assign_prepare_update_events($assign, $course = null, $cm = null)   X-Ref
This actually updates the normal and completion calendar events.

param: stdClass $assign Assignment object (from DB).
param: stdClass $course Course object.
param: stdClass $cm Course module object.

assign_reset_gradebook($courseid, $type='')   X-Ref
Removes all grades from gradebook

param: int $courseid The ID of the course to reset
param: string $type Optional type of assignment to limit the reset to a particular assignment type

assign_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 assignment.

param: MoodleQuickForm $mform form passed by reference

assign_reset_course_form_defaults($course)   X-Ref
Course reset form defaults.

param: object $course
return: array

assign_update_instance(stdClass $data, $form)   X-Ref
Update an assignment instance

This is done by calling the update_instance() method of the assignment type class
param: stdClass $data
param: stdClass $form - unused
return: object

assign_update_events($assign, $override = null)   X-Ref
This function updates the events associated to the assign.
If $override is non-zero, then it updates only the events
associated with the specified override.

param: assign $assign the assign object.
param: object $override (optional) limit to a specific override

assign_supports($feature)   X-Ref
Return the list if Moodle features this module supports

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.

assign_extend_settings_navigation(settings_navigation $settings, navigation_node $navref)   X-Ref
extend an assigment navigation settings

param: settings_navigation $settings
param: navigation_node $navref
return: void

assign_get_coursemodule_info($coursemodule)   X-Ref
Add a get_coursemodule_info function in case any assignment 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_assign_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_assign_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.

assign_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

assign_print_recent_activity($course, $viewfullnames, $timestart)   X-Ref
Print recent activity from all assignments in a given course

This is used by the recent activity block
param: mixed $course the course to print activity for
param: bool $viewfullnames boolean to determine whether to show full names or not
param: int $timestart the time the rendering started
return: bool true if activity was printed, false otherwise.

assign_get_recent_mod_activity(&$activities,&$index,$timestart,$courseid,$cmid,$userid=0,$groupid=0)   X-Ref
Returns all assignments since a given time.

param: array $activities The activity information is returned in this array
param: int $index The current index in the activities array
param: int $timestart The earliest activity to show
param: int $courseid Limit the search to this course
param: int $cmid The course module id
param: int $userid Optional user id
param: int $groupid Optional group id
return: void

assign_print_recent_mod_activity($activity, $courseid, $detail, $modnames)   X-Ref
Print recent activity from all assignments in a given course

This is used by course/recent.php
param: stdClass $activity
param: int $courseid
param: bool $detail
param: array $modnames

assign_scale_used_anywhere($scaleid)   X-Ref
Checks if scale is being used by any instance of assignment

This is used to find out if scale used anywhere
param: int $scaleid
return: boolean True if the scale is used by any assignment

assign_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

assign_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

assign_get_extra_capabilities()   X-Ref
Returns all other capabilities used by this module.

return: array Array of capability strings

assign_grade_item_update($assign, $grades=null)   X-Ref
Create grade item for given assignment.

param: stdClass $assign record with extra cmidnumber
param: array $grades optional array/object of grade(s); 'reset' means reset grades in gradebook
return: int 0 if ok, error code otherwise

assign_get_user_grades($assign, $userid=0)   X-Ref
Return grade for given user or all users.

param: stdClass $assign record of assign with an additional cmidnumber
param: int $userid optional user id, 0 means all users
return: array array of grades, false if none

assign_update_grades($assign, $userid=0, $nullifnone=true)   X-Ref
Update activity grades.

param: stdClass $assign database record
param: int $userid specific user only, 0 means all
param: bool $nullifnone - not used

assign_get_file_areas($course, $cm, $context)   X-Ref
List the file areas that can be browsed.

param: stdClass $course
param: stdClass $cm
param: stdClass $context
return: array

assign_get_file_info($browser,$areas,$course,$cm,$context,$filearea,$itemid,$filepath,$filename)   X-Ref
File browsing support for assign module.

param: file_browser $browser
param: object $areas
param: object $course
param: object $cm
param: object $context
param: string $filearea
param: int $itemid
param: string $filepath
param: string $filename
return: object file_info instance or null if not found

assign_user_complete($course, $user, $coursemodule, $assign)   X-Ref
Prints the complete info about a user's interaction with an assignment.

param: stdClass $course
param: stdClass $user
param: stdClass $coursemodule
param: stdClass $assign the database assign record

assign_rescale_activity_grades($course, $cm, $oldmin, $oldmax, $newmin, $newmax)   X-Ref
Rescale all grades for this activity and push the new grades to the gradebook.

param: stdClass $course Course db record
param: stdClass $cm Course module db record
param: float $oldmin
param: float $oldmax
param: float $newmin
param: float $newmax

assign_user_outline($course, $user, $coursemodule, $assignment)   X-Ref
Print the grade information for the assignment for this user.

param: stdClass $course
param: stdClass $user
param: stdClass $coursemodule
param: stdClass $assignment

assign_pluginfile($course,$cm,context $context,$filearea,$args,$forcedownload,array $options=array()   X-Ref
Serves intro attachment files.

param: mixed $course course or id of the course
param: mixed $cm course module or id of the course module
param: context $context
param: string $filearea
param: array $args
param: bool $forcedownload
param: array $options additional options affecting the file serving
return: bool false if file not found, does not return if found - just send the file

mod_assign_output_fragment_gradingpanel($args)   X-Ref
Serve the grading panel as a fragment.

param: array $args List of named arguments for the fragment loader.
return: string

assign_check_updates_since(cm_info $cm, $from, $filter = array()   X-Ref
Check if the module has any update that affects the current user since a given time.

param: cm_info $cm course module data
param: int $from the time to check updates from
param: array $filter  if we need to check only specific updates
return: stdClass an object with the different type of areas indicating if they were updated or not

mod_assign_core_calendar_is_event_visible(calendar_event $event, $userid = 0)   X-Ref
Is the event visible?

This is used to determine global visibility of an event in all places throughout Moodle. For example,
the ASSIGN_EVENT_TYPE_GRADINGDUE event will not be shown to students on their calendar.

param: calendar_event $event
param: int $userid User id to use for all capability checks, etc. Set to 0 for current user (default).
return: bool Returns true if the event is visible to the current user, false otherwise.

mod_assign_core_calendar_provide_event_action(calendar_event $event,\core_calendar\action_factory $factory,$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

mod_assign_core_calendar_event_action_shows_item_count(calendar_event $event, $itemcount = 0)   X-Ref
Callback function that determines whether an action event should be showing its item count
based on the event type and the item count.

param: calendar_event $event The calendar event.
param: int $itemcount The item count associated with the action event.
return: bool

mod_assign_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 sbumission start date'],
[1506741172, 'The due date must be before the cutoff date']
]

If the event does not have a valid timestart range then [false, false] will
be returned.

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_assign_core_calendar_event_timestart_updated(\calendar_event $event, \stdClass $instance)   X-Ref
This function will update the assign module according to the
event that has been modified.

param: \calendar_event $event
param: stdClass $instance The module instance to get the range from

mod_assign_user_preferences()   X-Ref
Return a list of all the user preferences used by mod_assign.

return: array

mod_assign_get_path_from_pluginfile(string $filearea, array $args)   X-Ref
Given an array with a file path, it returns the itemid and the filepath for the defined filearea.

param: string $filearea The filearea.
param: array  $args The path (the part after the filearea and before the filename).
return: array The itemid and the filepath inside the $args path, for the defined filearea.

mod_assign_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.