Class for analytics machine learning backend plugins. More...

Inheritance diagram for core\plugininfo\mlbackend:

Public Member Functions
	__get ($name)
	Magic method getter, redirects to read only values.

	available_updates ()
	If there are updates for this plugin available, returns them.

	full_path ($relativepath)
	Return the full path name of a file within the plugin.

	get_default_uninstall_url ($return='overview')
	Returns URL to a script that handles common plugin uninstall procedure.

	get_dir ()
	Returns relative directory of the plugin with heading '/'.

	get_other_required_plugins ()
	Get the list of other plugins that this plugin requires to be installed.

	get_parent_plugin ()
	If I am a subplugin, return the name of my parent plugin.

	get_return_url_after_uninstall ($return)
	Where should we return after plugin of this type is uninstalled?

	get_settings_section_name ()
	Returns the node name used in admin settings menu for this plugin settings (if applicable).

	get_settings_url ()
	Returns the URL of the plugin settings screen.

	get_status ()
	Returns the status of the plugin.

	get_uninstall_extra_warning ()
	Optional extra warning before uninstallation, for example number of uses in courses.

	init_display_name ()
	Sets $displayname property to a localized name of the plugin.

	init_is_standard ()
	Sets $source property to one of core_plugin_manager\PLUGIN_SOURCE_xxx constants.

	is_core_compatible_satisfied (int $branch)
	Returns true if the the given moodle branch is not stated incompatible with the plugin.

	is_core_dependency_satisfied ($moodleversion)
	Returns true if the the given Moodle version is enough to run this plugin.

	is_enabled ()
	Returns the information about plugin availability.

	is_installed_and_upgraded ()
	Is this plugin already installed and updated?

	is_standard ()
	Returns true if the plugin is shipped with the official distribution of the current Moodle version, false otherwise.

	is_subplugin ()
	Is this is a subplugin?

	is_uninstall_allowed ()
	Is uninstall allowed or not.

	load_db_version ()
	Sets $versiondb property to a numerical value representing the currently installed version of the plugin.

	load_disk_version ()
	Sets $versiondisk property to a numerical value representing the version of the plugin's source code.

	load_settings (\part_of_admin_tree $adminroot, $parentnodename, $hassiteconfig)
	Load the global settings for a particular availability plugin (if there are any)

	uninstall (\progress_trace $progress)
	Hook method to implement certain steps when uninstalling the plugin.

	uninstall_cleanup ()
	Pre-uninstall hook.

Static Public Member Functions
static	change_plugin_order (string $pluginname, int $direction)
	Change the order of the plugin relative to other plugins in the plugintype.

static	enable_plugin (string $pluginname, int $enabled)
	Enable or disable a plugin.

static	get_enabled_plugin (string $pluginname)
	Returns current status for a pluginname.

static	get_enabled_plugins ()
	Finds all enabled plugins, the result may include missing plugins.

static	get_manage_url ()
	Return URL used for management of plugins of this type.

static	get_plugins ($type, $typerootdir, $typeclass, $pluginman)
	Gathers and returns the information about all plugins of the given type, either on disk or previously installed.

static	get_sorted_plugins (bool $enabledonly=false)
	Finds all enabled plugins, the result may include missing plugins.

static	plugintype_supports_disabling ()
	Whether this plugintype supports its plugins being disabled.

static	plugintype_supports_ordering ()
	Whether this plugintype supports ordering of plugins using native functionality.

Public Attributes
string	$component = ''
	Name of the plugin.

array	$dependencies
	other plugins that this one depends on, lazy-loaded by get_other_required_plugins()

string	$displayname
	the localized plugin name

int	$incompatible
	hold $plugin->incompatible in version.php

int	$instances
	number of instances of the plugin - not supported yet

string	$name
	the plugin name, eg.

int	$pluginincompatible
	first incompatible branch of Moodle core

core_plugin_manager	$pluginman
	the plugin manager this plugin info is part of

array	$pluginsupported
	explicitly supported branches of Moodle core

mixed	$release
	human-readable release information

string	$rootdir
	fullpath to the location of this plugin

int	$sortorder
	order of the plugin among other plugins of the same type - not supported yet

string	$source
	the plugin source, one of core_plugin_manager\PLUGIN_SOURCE_xxx constants

array	$supported
	hold $plugin->supported in version.php

string	$type
	the plugintype name, eg.

string	$typerootdir
	full path to the location of all the plugins of this type

int string	$versiondb
	the version of the installed plugin

int string	$versiondisk
	the version of the plugin's source code

int float string	$versionrequires
	required version of Moodle core

int const	MOVE_DOWN = 1
	Move a plugin down in the plugin order.

int const	MOVE_UP = -1
	Move a plugin up in the plugin order.

Static Protected Member Functions
static	make_plugin_instance ($type, $typerootdir, $name, $namerootdir, $typeclass, $pluginman)
	Makes a new instance of the plugininfo class.

Protected Attributes
array null	$availableupdates
	array of core::update::info for this plugin

Detailed Description

Class for analytics machine learning backend plugins.

Copyright: 2017 David Monllao

License: http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later

Member Function Documentation

◆ __get()

core\plugininfo\base::__get ( $name )

inherited

Magic method getter, redirects to read only values.

Parameters

string $name

Return values

mixed

Reimplemented in core\plugininfo\block, and core\plugininfo\mod.

◆ available_updates()

core\plugininfo\base::available_updates ( )

inherited

If there are updates for this plugin available, returns them.

Returns array of core::update::info objects, if some update is available. Returns null if there is no update available or if the update availability is unknown.

Populates the property $availableupdates on first call (lazy loading).

Return values

array|null

◆ change_plugin_order()

static core\plugininfo\base::change_plugin_order	(	string	$pluginname,
		int	$direction )

staticinherited

Change the order of the plugin relative to other plugins in the plugintype.

When possible, the change will be stored into the config_log table, to let admins check when/who has modified it.

Parameters

string	$pluginname	The plugin name to enable/disable.
int	$direction	The direction to move the plugin. Negative numbers mean up, Positive mean down.

Return values

bool	Whether $pluginname has been updated or not.

Reimplemented in core\plugininfo\editor, and core\plugininfo\media.

◆ enable_plugin()

static core\plugininfo\base::enable_plugin	(	string	$pluginname,
		int	$enabled )

staticinherited

Enable or disable a plugin.

When possible, the change will be stored into the config_log table, to let admins check when/who has modified it.

Parameters

string	$pluginname	The plugin name to enable/disable.
int	$enabled	Whether the pluginname should be enabled (1) or not (0). This is an integer because some plugins, such as filters or repositories, might support more statuses than just enabled/disabled.

Return values

bool	Whether $pluginname has been updated or not.

Reimplemented in core\plugininfo\antivirus, core\plugininfo\auth, core\plugininfo\availability, core\plugininfo\block, core\plugininfo\communication, core\plugininfo\contenttype, core\plugininfo\customfield, core\plugininfo\dataformat, core\plugininfo\editor, core\plugininfo\enrol, core\plugininfo\fileconverter, core\plugininfo\filter, core\plugininfo\format, core\plugininfo\media, core\plugininfo\message, core\plugininfo\mod, core\plugininfo\paygw, core\plugininfo\portfolio, core\plugininfo\qbank, core\plugininfo\qbehaviour, core\plugininfo\qtype, core\plugininfo\repository, core\plugininfo\webservice, editor_tiny\plugininfo\tiny, mod_assign\plugininfo\assignfeedback, mod_assign\plugininfo\assignsubmission, mod_bigbluebuttonbn\plugininfo\bbbext, and tool_log\plugininfo\logstore.

◆ full_path()

core\plugininfo\base::full_path ( $relativepath )

inherited

Return the full path name of a file within the plugin.

No check is made to see if the file exists.

Parameters

string $relativepath e.g. 'version.php'.

Return values

string e.g. $CFG->dirroot . '/mod/quiz/version.php'.

◆ get_default_uninstall_url()

core\plugininfo\base::get_default_uninstall_url ( $return = 'overview' )

finalinherited

Returns URL to a script that handles common plugin uninstall procedure.

This URL is intended for all plugin uninstallations.

Parameters

string $return either 'overview' or 'manage'

Return values

moodle_url

◆ get_dir()

core\plugininfo\base::get_dir ( )

inherited

Returns relative directory of the plugin with heading '/'.

Return values

string

◆ get_enabled_plugin()

static core\plugininfo\base::get_enabled_plugin ( string $pluginname )

staticinherited

Returns current status for a pluginname.

Parameters

string $pluginname The plugin name to check.

Return values

int	The current status (enabled, disabled...) of $pluginname.

Reimplemented in core\plugininfo\filter, and core\plugininfo\repository.

◆ get_enabled_plugins()

static core\plugininfo\base::get_enabled_plugins ( )

staticinherited

Finds all enabled plugins, the result may include missing plugins.

Return values

array|null of enabled plugins $pluginname=>$pluginname, null means unknown

Reimplemented in core\plugininfo\antivirus, core\plugininfo\auth, core\plugininfo\availability, core\plugininfo\block, core\plugininfo\communication, core\plugininfo\contenttype, core\plugininfo\customfield, core\plugininfo\dataformat, core\plugininfo\editor, core\plugininfo\enrol, core\plugininfo\fileconverter, core\plugininfo\filter, core\plugininfo\format, core\plugininfo\media, core\plugininfo\message, core\plugininfo\mod, core\plugininfo\orphaned, core\plugininfo\paygw, core\plugininfo\portfolio, core\plugininfo\qbank, core\plugininfo\qbehaviour, core\plugininfo\qtype, core\plugininfo\repository, core\plugininfo\webservice, editor_tiny\plugininfo\tiny, mod_assign\plugininfo\assignfeedback, mod_assign\plugininfo\assignsubmission, and mod_bigbluebuttonbn\plugininfo\bbbext.

◆ get_manage_url()

static core\plugininfo\base::get_manage_url ( )

staticinherited

Return URL used for management of plugins of this type.

Return values

moodle_url

Reimplemented in core\plugininfo\antivirus, core\plugininfo\auth, core\plugininfo\block, core\plugininfo\communication, core\plugininfo\contenttype, core\plugininfo\customfield, core\plugininfo\dataformat, core\plugininfo\editor, core\plugininfo\enrol, core\plugininfo\fileconverter, core\plugininfo\filter, core\plugininfo\format, core\plugininfo\h5plib, core\plugininfo\local, core\plugininfo\media, core\plugininfo\message, core\plugininfo\mod, core\plugininfo\paygw, core\plugininfo\plagiarism, core\plugininfo\portfolio, core\plugininfo\profilefield, core\plugininfo\qbank, core\plugininfo\qbehaviour, core\plugininfo\qtype, core\plugininfo\report, core\plugininfo\repository, core\plugininfo\theme, core\plugininfo\tool, editor_atto\plugininfo\atto, editor_tiny\plugininfo\tiny, mod_assign\plugininfo\assignfeedback, mod_assign\plugininfo\assignsubmission, tool_log\plugininfo\logstore, and tool_mfa\plugininfo\factor.

◆ get_other_required_plugins()

core\plugininfo\base::get_other_required_plugins ( )

inherited

Get the list of other plugins that this plugin requires to be installed.

Return values

array with keys the frankenstyle plugin name, and values either a version string (like '2011101700') or the constant ANY_VERSION.

◆ get_parent_plugin()

core\plugininfo\base::get_parent_plugin ( )

inherited

If I am a subplugin, return the name of my parent plugin.

Return values

string|bool false if not a subplugin, name of the parent otherwise

◆ get_plugins()

static core\plugininfo\base::get_plugins	(	$type,
		$typerootdir,
		$typeclass,
		$pluginman )

staticinherited

Gathers and returns the information about all plugins of the given type, either on disk or previously installed.

This is supposed to be used exclusively by the plugin manager when it is populating its tree of plugins.

Parameters

string	$type	the name of the plugintype, eg. mod, auth or workshopform
string	$typerootdir	full path to the location of the plugin dir
string	$typeclass	the name of the actually called class
core_plugin_manager	$pluginman	the plugin manager calling this method

Return values

array of plugintype classes, indexed by the plugin name

Reimplemented in core\plugininfo\contenttype, core\plugininfo\dataformat, core\plugininfo\format, core\plugininfo\orphaned, and core\plugininfo\qbank.

◆ get_return_url_after_uninstall()

core\plugininfo\base::get_return_url_after_uninstall ( $return )

inherited

Where should we return after plugin of this type is uninstalled?

Parameters

string $return

Return values

moodle_url

◆ get_settings_section_name()

core\plugininfo\mlbackend::get_settings_section_name ( )

Returns the node name used in admin settings menu for this plugin settings (if applicable).

Return values

null|string node name or null if plugin does not create settings node (default)

Reimplemented from core\plugininfo\base.

◆ get_settings_url()

core\plugininfo\base::get_settings_url ( )

inherited

Returns the URL of the plugin settings screen.

Null value means that the plugin either does not have the settings screen or its location is not available via this library.

Return values

null|moodle_url

◆ get_sorted_plugins()

static core\plugininfo\base::get_sorted_plugins ( bool $enabledonly = false )

staticinherited

Finds all enabled plugins, the result may include missing plugins.

Parameters

bool $enabledonly Show all plugins, or only those which are enabled

Return values

array|null of sorted plugins $pluginname => $pluginname, null means unknown

Reimplemented in core\plugininfo\editor, and core\plugininfo\media.

◆ get_status()

core\plugininfo\base::get_status ( )

inherited

Returns the status of the plugin.

Return values

string one of core_plugin_manager\PLUGIN_STATUS_xxx constants

◆ get_uninstall_extra_warning()

core\plugininfo\base::get_uninstall_extra_warning ( )

inherited

Optional extra warning before uninstallation, for example number of uses in courses.

Return values

string

Reimplemented in core\plugininfo\block, core\plugininfo\contenttype, core\plugininfo\enrol, core\plugininfo\format, and core\plugininfo\mod.

◆ init_display_name()

core\plugininfo\base::init_display_name ( )

inherited

Sets $displayname property to a localized name of the plugin.

Reimplemented in core\plugininfo\block, core\plugininfo\dataformat, core\plugininfo\filter, core\plugininfo\mod, and core\plugininfo\orphaned.

◆ init_is_standard()

core\plugininfo\base::init_is_standard ( )

inherited

Sets $source property to one of core_plugin_manager\PLUGIN_SOURCE_xxx constants.

If the property's value is null after calling this method, then the type of the plugin has not been recognized and you should throw an exception.

◆ is_core_compatible_satisfied()

core\plugininfo\base::is_core_compatible_satisfied ( int $branch )

inherited

Returns true if the the given moodle branch is not stated incompatible with the plugin.

Parameters

int $branch the moodle branch number

Return values

bool	true if not incompatible with moodle branch

◆ is_core_dependency_satisfied()

core\plugininfo\base::is_core_dependency_satisfied ( $moodleversion )

inherited

Returns true if the the given Moodle version is enough to run this plugin.

Parameters

string | int | double $moodleversion

Return values

bool

◆ is_enabled()

core\plugininfo\base::is_enabled ( )

inherited

Returns the information about plugin availability.

True means that the plugin is enabled. False means that the plugin is disabled. Null means that the information is not available, or the plugin does not support configurable availability or the availability can not be changed.

Return values

null|bool

Reimplemented in core\plugininfo\h5plib, core\plugininfo\mnetservice, core\plugininfo\orphaned, core\plugininfo\tool, tool_log\plugininfo\logstore, and tool_mfa\plugininfo\factor.

◆ is_installed_and_upgraded()

core\plugininfo\base::is_installed_and_upgraded ( )

inherited

Is this plugin already installed and updated?

Return values

bool	true if plugin installed and upgraded.

◆ is_standard()

core\plugininfo\base::is_standard ( )

inherited

Returns true if the plugin is shipped with the official distribution of the current Moodle version, false otherwise.

Return values

bool

◆ is_subplugin()

core\plugininfo\base::is_subplugin ( )

inherited

Is this is a subplugin?

Return values

boolean

◆ is_uninstall_allowed()

core\plugininfo\mlbackend::is_uninstall_allowed ( )

Is uninstall allowed or not.

Return values

bool

Reimplemented from core\plugininfo\base.

◆ load_db_version()

core\plugininfo\base::load_db_version ( )

inherited

Sets $versiondb property to a numerical value representing the currently installed version of the plugin.

If the value is null after calling this method, either the plugin does not use versioning (typically does not have any database data) or has not been installed yet.

◆ load_disk_version()

core\plugininfo\base::load_disk_version ( )

inherited

Sets $versiondisk property to a numerical value representing the version of the plugin's source code.

If the value is null after calling this method, either the plugin does not use versioning (typically does not have any database data) or is missing from disk.

◆ load_settings()

core\plugininfo\mlbackend::load_settings	(	\part_of_admin_tree	$adminroot,
			$parentnodename,
			$hassiteconfig )

Load the global settings for a particular availability plugin (if there are any)

Parameters

part_of_admin_tree	$adminroot
string	$parentnodename
bool	$hassiteconfig

Return values

void

Reimplemented from core\plugininfo\base.

◆ make_plugin_instance()

static core\plugininfo\base::make_plugin_instance	(	$type,
		$typerootdir,
		$name,
		$namerootdir,
		$typeclass,
		$pluginman )

staticprotectedinherited

Makes a new instance of the plugininfo class.

Parameters

string	$type	the plugin type, eg. 'mod'
string	$typerootdir	full path to the location of all the plugins of this type
string	$name	the plugin name, eg. 'workshop'
string	$namerootdir	full path to the location of the plugin
string	$typeclass	the name of class that holds the info about the plugin
core_plugin_manager	$pluginman	the plugin manager of the new instance

Return values

base	the instance of $typeclass

◆ plugintype_supports_disabling()

static core\plugininfo\base::plugintype_supports_disabling ( )

staticinherited

◆ plugintype_supports_ordering()

static core\plugininfo\base::plugintype_supports_ordering ( )

staticinherited

Whether this plugintype supports ordering of plugins using native functionality.

Please note that plugintypes which pre-date this native functionality may still support ordering but will not use the built-in functionality.

Return values

bool

Reimplemented in core\plugininfo\editor, and core\plugininfo\media.

◆ uninstall()

core\plugininfo\base::uninstall ( \progress_trace $progress )

inherited

Hook method to implement certain steps when uninstalling the plugin.

This hook is called by core_plugin_manager::uninstall_plugin() so it is basically usable only for those plugin types that use the default uninstall tool provided by self::get_default_uninstall_url().

Parameters

progress_trace $progress traces the process

Return values

bool	true on success, false on failure

◆ uninstall_cleanup()

core\plugininfo\base::uninstall_cleanup ( )

inherited

Pre-uninstall hook.

This is intended for disabling of plugin, some DB table purging, etc.

NOTE: to be called from uninstall_plugin() only.

Reimplemented in core\plugininfo\antivirus, core\plugininfo\auth, core\plugininfo\block, core\plugininfo\contenttype, core\plugininfo\customfield, core\plugininfo\enrol, core\plugininfo\filter, core\plugininfo\format, core\plugininfo\gradingform, core\plugininfo\message, core\plugininfo\mod, core\plugininfo\portfolio, core\plugininfo\qbehaviour, core\plugininfo\qtype, core\plugininfo\repository, core\plugininfo\theme, mod_assign\plugininfo\assignfeedback, mod_assign\plugininfo\assignsubmission, mod_quiz\plugininfo\quiz, tool_log\plugininfo\logstore, and tool_mfa\plugininfo\factor.

Member Data Documentation

◆ $name

string core\plugininfo\base::$name

inherited

the plugin name, eg.

assignment, ldap

◆ $type

string core\plugininfo\base::$type

inherited

the plugintype name, eg.

mod, auth or workshopform

The documentation for this class was generated from the following file:

lib/classes/plugininfo/mlbackend.php

Public Member Functions

Static Public Member Functions

Public Attributes

Static Protected Member Functions

Protected Attributes

Detailed Description

Member Function Documentation

◆ __get()

◆ available_updates()

◆ change_plugin_order()

◆ enable_plugin()

◆ full_path()

◆ get_default_uninstall_url()

◆ get_dir()

◆ get_enabled_plugin()

◆ get_enabled_plugins()

◆ get_manage_url()

◆ get_other_required_plugins()

◆ get_parent_plugin()

◆ get_plugins()

◆ get_return_url_after_uninstall()

◆ get_settings_section_name()

◆ get_settings_url()

◆ get_sorted_plugins()

◆ get_status()

◆ get_uninstall_extra_warning()

◆ init_display_name()

◆ init_is_standard()

◆ is_core_compatible_satisfied()

◆ is_core_dependency_satisfied()

◆ is_enabled()

◆ is_installed_and_upgraded()

◆ is_standard()

◆ is_subplugin()

◆ is_uninstall_allowed()

◆ load_db_version()

◆ load_disk_version()

◆ load_settings()

◆ make_plugin_instance()

◆ plugintype_supports_disabling()

◆ plugintype_supports_ordering()

◆ uninstall()

◆ uninstall_cleanup()

Member Data Documentation

◆ $name

◆ $type