Class to represent a platform context. More...

Public Member Functions
	__construct ()
	Class constructor.
void	initialize ()
	Initialise the context.
void	initialise ()
	Initialise the context.
bool	save ()
	Save the context to the database.
bool	delete ()
	Delete the context from the database.
Platform	getPlatform ()
	Get platform.
void	setPlatformId (?int $platformId)
	Set platform ID.
string	getKey ()
	Get consumer key.
string null	getId ()
	Get context ID.
int string null	getRecordId ()
	Get the context record ID.
void	setRecordId (int\|string\|null $id)
	Sets the context record ID.
DataConnector string	getDataConnector ()
	Get the data connector.
string	getSetting (string $name, string $default="")
	Get a setting value.
void	setSetting (string $name, string\|array\|null $value=null)
	Set a setting value.
array	getSettings ()
	Get an array of all setting values.
void	setSettings (array $settings)
	Set an array of all setting values.
bool	saveSettings ()
	Save setting values.
bool	hasToolSettingsService ()
	Check if the Tool Settings service is available.
array bool	getToolSettings (?ToolSettingsMode $mode=null, bool $simple=true)
	Get Tool Settings.
bool	setToolSettings (array $settings=[])
	Set Tool Settings.
bool	hasGroupService ()
	Check if a Course Group service is available.
bool	getGroups ()
	Get course group sets and groups.
bool	hasMembershipsService ()
	Check if a Membership service is available.
array bool	getMemberships (bool $withGroups=false)
	Get Memberships.
bool	hasLineItemService ()
	Check if the Line-item service is available.
bool	hasScoreService ()
	Check if the Score service is available.
bool	hasResultService ()
	Check if the Result service is available.
LineItem[] bool	getLineItems (?string $resourceId=null, ?string $tag=null, ?int $limit=null)
	Get line-items.
bool	createLineItem (LineItem $lineItem)
	Create a new line-item.
bool	hasLinkContentService ()
	Check if the Link and Content service is available.
ContentItem[] bool	getContentItems (?int $limit=null)
	Get content-items.
bool	createContentItem (ContentItem &$contentItem)
	Create a new content-item.

Static Public Member Functions
static Context	fromRecordId (int $id, DataConnector $dataConnector)
	Load the context from the database.
static Context	fromPlatform (Platform $platform, string $ltiContextId)
	Class constructor from platform.

Public Attributes
string	$ltiContextId = null
	Context ID as supplied in the last connection request.
string	$title = null
	Context title.
string	$type = null
	Context type.
array	$groupSets = null
	User group sets (null if the platform does not support the groups enhancement).
array	$groups = null
	User groups (null if the platform does not support the groups enhancement).
HttpMessage	$lastServiceRequest = null
	HttpMessage object for last service request.
int	$created = null
	Timestamp for when the object was created.
int	$updated = null
	Timestamp for when the object was last updated.

Detailed Description

Class to represent a platform context.

Author: Stephen P Vickers steph.nosp@m.en@s.nosp@m.pvsof.nosp@m.twar.nosp@m.eprod.nosp@m.ucts.nosp@m..com

Copyright: SPV Software Products

Licence: http://www.gnu.org/licenses/lgpl.html GNU Lesser General Public License, version 3

Member Function Documentation

◆ createContentItem()

bool createContentItem ( ContentItem & $contentItem )

Create a new content-item.

Parameters

ContentItem $contentItem Content-item object

Returns: bool True if successful

◆ createLineItem()

bool createLineItem ( LineItem $lineItem )

Create a new line-item.

Parameters

LineItem $lineItem Line-item object

Returns: bool True if successful

◆ delete()

bool delete ( )

Delete the context from the database.

Returns: bool True if the context was successfully deleted.

References $ltiContextId.

◆ fromPlatform()

Context fromPlatform	(	Platform	$platform,
		string	$ltiContextId )

static

Class constructor from platform.

Parameters

Platform	$platform	Platform instance
string	$ltiContextId	LTI Context ID value

Returns: Context

◆ fromRecordId()

Context fromRecordId	(	int	$id,
		DataConnector	$dataConnector )

static

Load the context from the database.

Parameters

int	$id	Record ID of context
DataConnector	$dataConnector	Database connection object

Returns: Context Context object

Referenced by ResourceLink\delete().

◆ getContentItems()

ContentItem[] bool getContentItems ( ?int $limit = null )

Get content-items.

Parameters

int | null $limit Limit of content-items to be returned in each request, null for service default

Returns: ContentItem[]|bool Array of ContentItem objects or false on error

◆ getDataConnector()

DataConnector string getDataConnector ( )

Get the data connector.

Returns: DataConnector|string Data connector object or string

Referenced by __construct(), and initialize().

◆ getGroups()

bool getGroups ( )

Get course group sets and groups.

Returns: bool True if the request was successful

References Membership\MEDIA_TYPE_MEMBERSHIPS_NRPS.

◆ getId()

string null getId ( )

Get context ID.

Returns: string|null ID for this context.

◆ getKey()

string getKey ( )

Get consumer key.

Returns: string Consumer key value for this context.

◆ getLineItems()

LineItem[] bool getLineItems	(	?string	$resourceId = null,
		?string	$tag = null,
		?int	$limit = null )

Get line-items.

Parameters

string \| null	$resourceId	Tool resource ID
string \| null	$tag	Tag
int \| null	$limit	Limit of line-items to be returned in each request, null for service default

Returns: LineItem[]|bool Array of LineItem objects or false on error

◆ getMemberships()

array bool getMemberships ( bool $withGroups = false )

Get Memberships.

Parameters

bool $withGroups True is group information is to be requested as well

Returns: array|bool The array of UserResult objects if successful, otherwise false

◆ getPlatform()

Platform getPlatform ( )

Get platform.

Returns: Platform Platform object for this context.

Referenced by getToolSettings(), save(), and setToolSettings().

◆ getRecordId()

int string null getRecordId ( )

Get the context record ID.

Returns: int|string|null Context record ID value

References getSetting().

◆ getSetting()

string getSetting	(	string	$name,
		string	$default = "" )

Get a setting value.

Parameters

string	$name	Name of setting
string	$default	Value to return if the setting does not exist (optional, default is an empty string)

Returns: string Setting value

Referenced by getRecordId(), getToolSettings(), hasGroupService(), hasToolSettingsService(), and setSettings().

◆ getSettings()

array getSettings ( )

Get an array of all setting values.

Returns: array Associative array of setting values

◆ getToolSettings()

array bool getToolSettings	(	?ToolSettingsMode	$mode = null,
		bool	$simple = true )

Get Tool Settings.

Parameters

ToolSettingsMode \| null	$mode	Mode for request (optional, default is current level only)
bool	$simple	True if all the simple media type is to be used (optional, default is true)

Returns: array|bool The array of settings if successful, otherwise false

References getPlatform(), and getSetting().

◆ hasGroupService()

bool hasGroupService ( )

Check if a Course Group service is available.

Returns: bool True if this context supports a Course Group service

References getSetting().

◆ hasLineItemService()

bool hasLineItemService ( )

Check if the Line-item service is available.

Returns: bool True if this context supports the Line-item service

◆ hasLinkContentService()

bool hasLinkContentService ( )

Check if the Link and Content service is available.

Returns: bool True if this context supports the Link and Content service

◆ hasMembershipsService()

bool hasMembershipsService ( )

Check if a Membership service is available.

Returns: bool True if this context supports a Memberships service

◆ hasResultService()

bool hasResultService ( )

Check if the Result service is available.

Returns: bool True if this context supports the Result service

◆ hasScoreService()

bool hasScoreService ( )

Check if the Score service is available.

Returns: bool True if this context supports the Score service

◆ hasToolSettingsService()

bool hasToolSettingsService ( )

Check if the Tool Settings service is available.

Returns: bool True if this context supports the Tool Settings service

References getSetting().

◆ initialise()

void initialise ( )

Initialise the context.

Synonym for initialize().

◆ save()

bool save ( )

Save the context to the database.

Returns: bool True if the context was successfully saved.

References System\getKey(), and getPlatform().

◆ saveSettings()

bool saveSettings ( )

Save setting values.

Returns: bool True if the settings were successfully saved

◆ setPlatformId()

void setPlatformId ( ?int $platformId )

Set platform ID.

Parameters

int | null $platformId Platform ID for this context.

◆ setRecordId()

void setRecordId ( int|string|null $id )

Sets the context record ID.

Parameters

int | string | null $id Context record ID value

◆ setSetting()

void setSetting	(	string	$name,
		string\|array\|null	$value = null )

Set a setting value.

Parameters

string	$name	Name of setting
string \| array \| null	$value	Value to set, use an empty value to delete a setting (optional, default is null)

◆ setSettings()

void setSettings ( array $settings )

Set an array of all setting values.

Parameters

array $settings Associative array of setting values

References getSetting().

◆ setToolSettings()

bool setToolSettings ( array $settings = [] )

Set Tool Settings.

Parameters

array $settings An associative array of settings (optional, default is none)

Returns: bool True if action was successful, otherwise false

References getPlatform().

Member Data Documentation

◆ $groups

array $groups = null

User groups (null if the platform does not support the groups enhancement).

A group is represented by an associative array with the following elements:

title
tag
hidden
set (ID of group set, array of IDs if the group belongs to more than one set, omitted if the group is not part of a set) The array key value is the group ID.

◆ $groupSets

array $groupSets = null

User group sets (null if the platform does not support the groups enhancement).

A group set is represented by an associative array with the following elements:

title
tag
hidden
groups (array of group IDs)
num_members
num_staff
num_learners The array key value is the group set ID.

Public Member Functions

Static Public Member Functions

Public Attributes

Detailed Description

Member Function Documentation

◆ createContentItem()

◆ createLineItem()

◆ delete()

◆ fromPlatform()

◆ fromRecordId()

◆ getContentItems()

◆ getDataConnector()

◆ getGroups()

◆ getId()

◆ getKey()

◆ getLineItems()

◆ getMemberships()

◆ getPlatform()

◆ getRecordId()

◆ getSetting()

◆ getSettings()

◆ getToolSettings()

◆ hasGroupService()

◆ hasLineItemService()

◆ hasLinkContentService()

◆ hasMembershipsService()

◆ hasResultService()

◆ hasScoreService()

◆ hasToolSettingsService()

◆ initialise()

◆ save()

◆ saveSettings()

◆ setPlatformId()

◆ setRecordId()

◆ setSetting()

◆ setSettings()

◆ setToolSettings()

Member Data Documentation

◆ $groups

◆ $groupSets