mod_choice

Files
file	access.php
	Plugin capabilities.
file	activity.php
	Search area for mod_choice activities.
file	activity_base.php
	Activity base class.
file	answer_created.php
	The mod_choice answer created event.
file	answer_deleted.php
	The mod_choice answer deleted event.
file	answer_submitted.php
	The mod_choice answer submitted event.
file	answer_updated.php
	The mod_choice answer updated event.
file	backup_choice_activity_task.class.php
	Defines backup_choice_activity_task class.
file	backup_choice_settingslib.php
	@subpackage backup-moodle2
file	backup_choice_stepslib.php
	@subpackage backup-moodle2
file	behat_mod_choice.php
	Steps definitions for choice activity.
file	cognitive_depth.php
	Cognitive depth indicator - choice.
file	course_module_instance_list_viewed.php
	The mod_choice instance list viewed event.
file	course_module_viewed.php
	The mod_choice course module viewed event.
file	external.php
	Choice module external API.
file	lib.php
	mod_choice data generator.
file	lib.php
file	lib.php
	Provides support for the conversion of moodle1 backup to the moodle2 format.
file	locallib.php
	Internal library of functions for choice module.
file	log.php
	Definition of log events.
file	provider.php
	Privacy Subsystem implementation for mod_choice.
file	renderer.php
	Moodle renderer used to display special elements of the lesson module.
file	report_downloaded.php
	The mod_choice report viewed event.
file	report_viewed.php
	The mod_choice report viewed event.
file	restore_choice_activity_task.class.php
	@subpackage backup-moodle2
file	restore_choice_stepslib.php
	@subpackage backup-moodle2
file	services.php
	Choice external functions and service definitions.
file	social_breadth.php
	Social breadth indicator - choice.
file	version.php
	Version information.

Namespaces
	mod_choice\analytics\indicator
	mod_choice\event
	mod_choice\privacy
	mod_choice\search

Classes
class	backup_choice_activity_structure_step
	Define all the backup steps that will be used by the backup_choice_activity_task. More...
class	backup_choice_activity_task
	Provides the steps to perform one complete backup of the Choice instance. More...
class	behat_mod_choice
class	mod_choice\analytics\indicator\activity_base
	Activity base class. More...
class	mod_choice\analytics\indicator\cognitive_depth
	Cognitive depth indicator - choice. More...
class	mod_choice\analytics\indicator\social_breadth
	Social breadth indicator - choice. More...
class	mod_choice\event\answer_created
class	mod_choice\event\answer_deleted
class	mod_choice\event\answer_submitted
class	mod_choice\event\answer_updated
class	mod_choice\event\course_module_instance_list_viewed
	The mod_choice instance list viewed event class. More...
class	mod_choice\event\course_module_viewed
	The mod_choice course module viewed event class. More...
class	mod_choice\event\report_downloaded
class	mod_choice\event\report_viewed
class	mod_choice\privacy\provider
	Implementation of the privacy subsystem plugin provider for the choice activity module. More...
class	mod_choice\search\activity
	Search area for mod_choice activities. More...
class	mod_choice_external
class	mod_choice_generator
class	mod_choice_renderer
class	moodle1_mod_choice_handler
	Choice conversion handler. More...
class	restore_choice_activity_structure_step
	Define all the restore steps that will be used by the restore_choice_activity_task. More...
class	restore_choice_activity_task
	choice restore task that provides all the settings and steps to perform one complete restore of the activity More...

Functions
object	choice_add_instance ($choice)
	Given an object containing all the necessary data, (defined by the form in mod_form.php) this function will create a new instance and return the id number of the new instance. More...
	choice_can_view_results ($choice, $current=null, $choiceopen=null)
	Return true if we are allowd to view the choice results. More...
	choice_check_updates_since (cm_info $cm, $from, $filter=array())
	Check if the module has any update that affects the current user since a given time. More...
object	choice_delete_instance ($id)
	Given an ID of an instance of this module, this function will permanently delete the instance and any data that depends on it. More...
object	choice_delete_responses ($attemptids, $choice, $cm, $course)
	choice_extend_settings_navigation (settings_navigation $settings, navigation_node $choicenode)
	Adds module specific settings to the settings block. More...
	choice_get_all_responses ($choice)
	Get all the responses on a given choice. More...
	choice_get_availability_status ($choice)
	Check if a choice is available for the current user. More...
object	choice_get_choice ($choiceid)
	Gets a full choice record. More...
	choice_get_completion_state ($course, $cm, $userid, $type)
	Obtains the automatic completion state for this choice based on any conditions in forum settings. More...
	choice_get_coursemodule_info ($coursemodule)
	Add a get_coursemodule_info function in case any choice type wants to add 'extra' information for the course (see resource). More...
	choice_get_my_response ($choice)
	Get my responses on a given choice. More...
object	choice_get_option_text ($choice, $id)
	Returns text string which is the answer that matches the id. More...
	choice_get_post_actions ()
	List the actions that correspond to a post of this module. More...
object	choice_get_response_data ($choice, $cm, $groupmode, $onlyactive)
	@global object @global object @uses CONTEXT_MODULE More...
	choice_get_user_response ($choice, $userid)
	Get responses of a given user on a given choice. More...
	choice_get_view_actions ()
	List the actions that correspond to a view of this module. More...
	choice_modify_responses ($userids, $answerids, $newoptionid, $choice, $cm, $course)
	Modifies responses of other users adding the option $newoptionid to them. More...
	choice_page_type_list ($pagetype, $parentcontext, $currentcontext)
	Return a list of page types. More...
object	choice_prepare_options ($choice, $user, $coursemodule, $allresponses)
	choice_print_overview ()
	choice_refresh_events ($courseid=0, $instance=null, $cm=null)
	This standard function will check all instances of this module and make sure there are up-to-date events created for each of them. More...
	choice_reset_course_form_defaults ($course)
	Course reset form defaults. More...
	choice_reset_course_form_definition (&$mform)
	Implementation of the function for printing the form elements that control whether the course reset functionality affects the choice. More...
object	choice_reset_userdata ($data)
	Actual implementation of the reset course functionality, delete all the choice responses for course $data->courseid. More...
	choice_set_events ($choice)
	This creates new calendar events given as timeopen and timeclose by $choice. More...
	choice_show_reportlink ($user, $cm)
	choice_supports ($feature)
	@uses FEATURE_GROUPS @uses FEATURE_GROUPINGS @uses FEATURE_MOD_INTRO @uses FEATURE_COMPLETION_TRACKS_VIEWS @uses FEATURE_GRADE_HAS_GRADE @uses FEATURE_GRADE_OUTCOMES More...
object	choice_update_instance ($choice)
	Given an object containing all the necessary data, (defined by the form in mod_form.php) this function will update an existing instance with new data. More...
	choice_user_complete ($course, $user, $mod, $choice)
	Callback for the "Complete" report - prints the activity summary for the given user. More...
object	choice_user_outline ($course, $user, $mod, $choice)
	Standard functions /////////////////////////////////////////////////////////. More...
	choice_user_submit_response ($formanswer, $choice, $userid, $course, $cm)
	Process user submitted answers for a choice, and either updating them or saving new answers. More...
	choice_view ($choice, $course, $cm, $context)
	Mark the activity completed (if required) and trigger the course_module_viewed event. More...
	mod_choice_core_calendar_event_timestart_updated (\calendar_event $event, stdClass $choice)
	This function will update the choice module according to the event that has been modified. More...
	mod_choice_core_calendar_get_valid_event_timestart_range (\calendar_event $event, stdClass $choice)
	This function calculates the minimum and maximum cutoff values for the timestart of the given event. More...
	mod_choice_core_calendar_provide_event_action (calendar_event $event, core_calendar\action_factory $factory, int $userid=0)
	This function receives a calendar event and returns the action associated with it, or null if there is none. More...
	mod_choice_get_completion_active_rule_descriptions ($cm)
	Callback which returns human-readable strings describing the active completion custom rules for the module instance. More...
	mod_choice_get_fontawesome_icon_map ()
	Get icon mapping for font-awesome.
object	prepare_choice_show_results ($choice, $course, $cm, $allresponses)

Variables
	$capabilities
global int	$CHOICE_COLUMN_HEIGHT = 300
	$CHOICE_COLUMN_HEIGHT
global int	$CHOICE_COLUMN_WIDTH = 300
	$CHOICE_COLUMN_WIDTH
global array	$CHOICE_DISPLAY
	$CHOICE_DISPLAY More...
global array	$CHOICE_PUBLISH
	$CHOICE_PUBLISH More...
global array	$CHOICE_SHOWRESULTS
	$CHOICE_SHOWRESULTS More...
	$functions
	$logs
const	CHOICE_DISPLAY_HORIZONTAL '0'
const	CHOICE_DISPLAY_VERTICAL '1'
const	CHOICE_EVENT_TYPE_CLOSE 'close'
const	CHOICE_EVENT_TYPE_OPEN 'open'
const	CHOICE_PUBLISH_ANONYMOUS '0'
const	CHOICE_PUBLISH_NAMES '1'
const	CHOICE_SHOWRESULTS_AFTER_ANSWER '1'
const	CHOICE_SHOWRESULTS_AFTER_CLOSE '2'
const	CHOICE_SHOWRESULTS_ALWAYS '3'
const	CHOICE_SHOWRESULTS_NOT '0'
$plugin	component = 'mod_choice'
$plugin	cron = 0
const	DISPLAY_HORIZONTAL_LAYOUT 0
const	DISPLAY_VERTICAL_LAYOUT 1
$plugin	requires = 2019111200
$plugin	version = 2019111800

Detailed Description

Function Documentation

choice_add_instance()

object choice_add_instance

(

$choice

)

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.

Parameters

object

$choice

Return values

int

choice_can_view_results()

choice_can_view_results	(		$choice,
			$current = null,
			$choiceopen = null
	)

Return true if we are allowd to view the choice results.

Parameters

stdClass	$choice	Choice record
rows | null	$current	my choice responses
bool | null	$choiceopen	if the choice is open

Return values

bool	true if we can view the results, false otherwise.

Since

Moodle 3.0

choice_check_updates_since()

choice_check_updates_since	(	cm_info	$cm,
			$from,
			$filter = array()
	)

Check if the module has any update that affects the current user since a given time.

Parameters

cm_info	$cm	course module data
int	$from	the time to check updates from
array	$filter	if we need to check only specific updates

Return values

stdClass

an object with the different type of areas indicating if they were updated or not

Since

Moodle 3.2

choice_delete_instance()

object choice_delete_instance

(

$id

)

Given an ID of an instance of this module, this function will permanently delete the instance and any data that depends on it.

Parameters

int

$id

Return values

bool

choice_delete_responses()

object choice_delete_responses	(		$attemptids,
			$choice,
			$cm,
			$course
	)

Parameters

array	$attemptids
object	$choice	Choice main table row
object	$cm	Course-module object
object	$course	Course object

Return values

bool

choice_extend_settings_navigation()

choice_extend_settings_navigation	(	settings_navigation	$settings,
		navigation_node	$choicenode
	)

Adds module specific settings to the settings block.

Parameters

settings_navigation	$settings	The settings navigation object
navigation_node	$choicenode	The node to add module settings to

choice_get_all_responses()

choice_get_all_responses

(

$choice

)

Get all the responses on a given choice.

Parameters

stdClass

$choice

Choice record

Return values

array

of choice answers records

Since

Moodle 3.0

choice_get_availability_status()

choice_get_availability_status

(

$choice

)

Check if a choice is available for the current user.

Parameters

stdClass

$choice

choice record

Return values

array

status (available or not and possible warnings)

choice_get_choice()

object choice_get_choice

(

$choiceid

)

Gets a full choice record.

Parameters

int

$choiceid

Return values

object|bool

The choice or false

choice_get_completion_state()

choice_get_completion_state	(		$course,
			$cm,
			$userid,
			$type
	)

Obtains the automatic completion state for this choice based on any conditions in forum settings.

Parameters

object	$course	Course
object	$cm	Course-module
int	$userid	User ID
bool	$type	Type of comparison (or/and; can be used as return value if no conditions)

Return values

bool	True if completed, false if not, $type if conditions not set.

choice_get_coursemodule_info()

choice_get_coursemodule_info

(

$coursemodule

)

Add a get_coursemodule_info function in case any choice 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.

Parameters

stdClass

$coursemodule

The coursemodule object (record).

Return values

cached_cm_info

An object on information that the courses will know about (most noticeably, an icon).

choice_get_my_response()

choice_get_my_response

(

$choice

)

Get my responses on a given choice.

Parameters

stdClass

$choice

Choice record

Return values

array

of choice answers records

Since

Moodle 3.0

choice_get_option_text()

object choice_get_option_text	(		$choice,
			$id
	)

Returns text string which is the answer that matches the id.

Parameters

object	$choice
int	$id

Return values

string

choice_get_post_actions()

choice_get_post_actions

(

)

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 values

array

choice_get_response_data()

object choice_get_response_data	(		$choice,
			$cm,
			$groupmode,
			$onlyactive
	)

@global object @global object @uses CONTEXT_MODULE

Parameters

object	$choice
object	$cm
int	$groupmode
bool	$onlyactive	Whether to get response data for active users only.

Return values

array

choice_get_user_response()

choice_get_user_response	(		$choice,
			$userid
	)

Get responses of a given user on a given choice.

Parameters

stdClass	$choice	Choice record
int	$userid	User id

Return values

array

of choice answers records

Since

Moodle 3.6

choice_get_view_actions()

choice_get_view_actions

(

)

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 values

array

choice_modify_responses()

choice_modify_responses	(		$userids,
			$answerids,
			$newoptionid,
			$choice,
			$cm,
			$course
	)

Modifies responses of other users adding the option $newoptionid to them.

Parameters

array	$userids	list of users to add option to (must be users without any answers yet)
array	$answerids	list of existing attempt ids of users (will be either appended or substituted with the newoptionid, depending on $choice->allowmultiple)
int	$newoptionid
stdClass	$choice	choice object, result of choice_get_choice()
stdClass	$cm
stdClass	$course

choice_page_type_list()

choice_page_type_list	(		$pagetype,
			$parentcontext,
			$currentcontext
	)

Return a list of page types.

Parameters

string	$pagetype	current page type
stdClass	$parentcontext	Block's parent context
stdClass	$currentcontext	Current context of block

choice_prepare_options()

object choice_prepare_options	(		$choice,
			$user,
			$coursemodule,
			$allresponses
	)

Parameters

object	$choice
object	$user
object	$coursemodule
array	$allresponses

Return values

array

choice_print_overview()

choice_print_overview

(

)

Deprecated:

since Moodle 3.3, when the block_course_overview block was removed.

choice_refresh_events()

choice_refresh_events	(		$courseid = 0,
			$instance = null,
			$cm = null
	)

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 choice event in the site is checked, else only choice events belonging to the course specified are checked. This function is used, in its new format, by restore_refresh_events()

Parameters

int	$courseid
int | stdClass	$instance	Choice module instance or ID.
int | stdClass	$cm	Course module object or ID (not used in this module).

Return values

bool

choice_reset_course_form_defaults()

choice_reset_course_form_defaults

(

$course

)

Course reset form defaults.

Return values

array

choice_reset_course_form_definition()

choice_reset_course_form_definition

(

&

$mform

)

Implementation of the function for printing the form elements that control whether the course reset functionality affects the choice.

Parameters

object

$mform

form passed by reference

choice_reset_userdata()

object choice_reset_userdata

(

$data

)

Actual implementation of the reset course functionality, delete all the choice responses for course $data->courseid.

@global object

Parameters

object

$data

the data submitted from the reset course.

Return values

array

status array

choice_set_events()

choice_set_events

(

$choice

)

This creates new calendar events given as timeopen and timeclose by $choice.

Parameters

stdClass

$choice

Return values

void

choice_show_reportlink()

choice_show_reportlink	(		$user,
			$cm
	)

Parameters

array	$user
object	$cm

Return values

void	Output is echo'd

choice_supports()

choice_supports

(

$feature

)

@uses FEATURE_GROUPS @uses FEATURE_GROUPINGS @uses FEATURE_MOD_INTRO @uses FEATURE_COMPLETION_TRACKS_VIEWS @uses FEATURE_GRADE_HAS_GRADE @uses FEATURE_GRADE_OUTCOMES

Parameters

string

$feature

FEATURE_xx constant for requested feature

Return values

mixed

True if module supports feature, null if doesn't know

choice_update_instance()

object choice_update_instance

(

$choice

)

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.

Parameters

object

$choice

Return values

bool

choice_user_complete()

choice_user_complete	(		$course,
			$user,
			$mod,
			$choice
	)

Callback for the "Complete" report - prints the activity summary for the given user.

Parameters

object	$course
object	$user
object	$mod
object	$choice

choice_user_outline()

object choice_user_outline	(		$course,
			$user,
			$mod,
			$choice
	)

Standard functions /////////////////////////////////////////////////////////.

Parameters

object	$course
object	$user
object	$mod
object	$choice

Return values

object|null

choice_user_submit_response()

choice_user_submit_response	(		$formanswer,
			$choice,
			$userid,
			$course,
			$cm
	)

Process user submitted answers for a choice, and either updating them or saving new answers.

Parameters

int | array	$formanswer	the id(s) of the user submitted choice options.
object	$choice	the selected choice.
int	$userid	user identifier.
object	$course	current course.
object	$cm	course context.

Return values

void

choice_view()

choice_view	(		$choice,
			$course,
			$cm,
			$context
	)

Mark the activity completed (if required) and trigger the course_module_viewed event.

Parameters

stdClass	$choice	choice object
stdClass	$course	course object
stdClass	$cm	course module object
stdClass	$context	context object

Since

Moodle 3.0

mod_choice_core_calendar_event_timestart_updated()

mod_choice_core_calendar_event_timestart_updated	(	\calendar_event	$event,
		stdClass	$choice
	)

This function will update the choice module according to the event that has been modified.

It will set the timeopen or timeclose value of the choice instance according to the type of event provided.

Exceptions

moodle_exception

Parameters

calendar_event	$event
stdClass	$choice	The module instance to get the range from

mod_choice_core_calendar_get_valid_event_timestart_range()

mod_choice_core_calendar_get_valid_event_timestart_range	(	\calendar_event	$event,
		stdClass	$choice
	)

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 date must be after this date'], [1506741172, 'The date must be before this date'] ]

Parameters

calendar_event	$event	The calendar event to get the time range for
stdClass	$choice	The module instance to get the range from

mod_choice_core_calendar_provide_event_action()

mod_choice_core_calendar_provide_event_action	(	calendar_event	$event,
		core_calendar\action_factory	$factory,
		int	$userid = 0
	)

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.

Parameters

calendar_event	$event
core_calendar\action_factory	$factory
int	$userid	User id to use for all capability checks, etc. Set to 0 for current user (default).

Return values

core_calendar

mod_choice_get_completion_active_rule_descriptions()

mod_choice_get_completion_active_rule_descriptions

(

$cm

)

Callback which returns human-readable strings describing the active completion custom rules for the module instance.

Parameters

cm_info | stdClass

$cm

object with fields ->completion and ->customdata['customcompletionrules']

Return values

array::$descriptions

the array of descriptions for the custom rules.

prepare_choice_show_results()

object prepare_choice_show_results	(		$choice,
			$course,
			$cm,
			$allresponses
	)

Parameters

object	$choice
object	$course
object	$coursemodule
array	$allresponses
bool	$allresponses

Return values

object

Variable Documentation

$CHOICE_DISPLAY

$CHOICE_DISPLAY

Initial value:

= array (CHOICE_DISPLAY_HORIZONTAL   => get_string('displayhorizontal', 'choice'),
                         CHOICE_DISPLAY_VERTICAL     => get_string('displayvertical','choice'))

$CHOICE_DISPLAY

$CHOICE_PUBLISH

$CHOICE_PUBLISH

Initial value:

= array (CHOICE_PUBLISH_ANONYMOUS  => get_string('publishanonymous', 'choice'),
                         CHOICE_PUBLISH_NAMES      => get_string('publishnames', 'choice'))

$CHOICE_PUBLISH

$CHOICE_SHOWRESULTS

$CHOICE_SHOWRESULTS

Initial value:

= array (CHOICE_SHOWRESULTS_NOT          => get_string('publishnot', 'choice'),
                         CHOICE_SHOWRESULTS_AFTER_ANSWER => get_string('publishafteranswer', 'choice'),
                         CHOICE_SHOWRESULTS_AFTER_CLOSE  => get_string('publishafterclose', 'choice'),
                         CHOICE_SHOWRESULTS_ALWAYS       => get_string('publishalways', 'choice'))

$CHOICE_SHOWRESULTS

$logs

$logs

Initial value:

= array(
    array('module'=>'choice', 'action'=>'view', 'mtable'=>'choice', 'field'=>'name'),
    array('module'=>'choice', 'action'=>'update', 'mtable'=>'choice', 'field'=>'name'),
    array('module'=>'choice', 'action'=>'add', 'mtable'=>'choice', 'field'=>'name'),
    array('module'=>'choice', 'action'=>'report', 'mtable'=>'choice', 'field'=>'name'),
    array('module'=>'choice', 'action'=>'choose', 'mtable'=>'choice', 'field'=>'name'),
    array('module'=>'choice', 'action'=>'choose again', 'mtable'=>'choice', 'field'=>'name'),
)