Special page allowing users with the appropriate permissions to view and restore deleted content. More...

Inheritance diagram for SpecialUndelete:

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Collaboration diagram for SpecialUndelete:

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Public Member Functions
	__construct ()

	doesWrites ()
	Indicates whether this special page may perform database writes.

	execute ( $par)
	Default execute method Checks user permissions.

	getFileComment ( $file)
	Fetch file upload comment if it's available to this user.

	getFileLink ( $file, $titleObj, $ts, $key)
	Fetch image view link if it's available to all users.

	getFileUser ( $file)
	Fetch file's user id if it's available to this user.

	getPageLink ( $rev, $titleObj, $ts)
	Fetch revision text link if it's available to all users.

	loadRequest ( $par)

	prefixSearchSubpages ( $search, $limit, $offset)
	Return an array of subpages beginning with $search that this special page will accept.

	showDiff ( $previousRev, $currentRev)
	Build a diff display between this and the previous either deleted or non-deleted edit.

	showSearchForm ()

	undelete ()

	userCanExecute (User $user)
	Checks if the given user (identified by an object) can execute this special page (as defined by $mRestriction).

Public Member Functions inherited from SpecialPage
	__construct ( $name='', $restriction='', $listed=true, $function=false, $file='', $includable=false)
	Default constructor for special pages Derivative classes should call this from their constructor Note that if the user does not have the required level, an error message will be displayed by the default execute() method, without the global function ever being called.

	addHelpLink ( $to, $overrideBaseUrl=false)
	Adds help link with an icon via page indicators.

	checkPermissions ()
	Checks if userCanExecute, and if not throws a PermissionsError.

	checkReadOnly ()
	If the wiki is currently in readonly mode, throws a ReadOnlyError.

	displayRestrictionError ()
	Output an error message telling the user what access level they have to have.

	getConfig ()
	Shortcut to get main config object.

	getContext ()
	Gets the context this SpecialPage is executed in.

	getDescription ()
	Returns the name that goes in the \<h1\> in the special page itself, and also the name that will be listed in Special:Specialpages.

	getFinalGroupName ()
	Get the group that the special page belongs in on Special:SpecialPage Use this method, instead of getGroupName to allow customization of the group name from the wiki side.

	getFullTitle ()
	Return the full title, including $par.

	getLanguage ()
	Shortcut to get user's language.

	getLinkRenderer ()

	getLocalName ()
	Get the localised name of the special page.

	getName ()
	Get the name of this Special Page.

	getOutput ()
	Get the OutputPage being used for this instance.

	getPageTitle ( $subpage=false)
	Get a self-referential title object.

	getRequest ()
	Get the WebRequest being used for this instance.

	getRestriction ()
	Get the permission that a user must have to execute this page.

	getSkin ()
	Shortcut to get the skin being used for this instance.

	getTitle ( $subpage=false)
	Get a self-referential title object.

	getUser ()
	Shortcut to get the User executing this instance.

	including ( $x=null)
	Whether the special page is being evaluated via transclusion.

	isCached ()
	Is this page cached? Expensive pages are cached or disabled in miser mode.

	isExpensive ()
	Is this page expensive (for some definition of expensive)? Expensive pages are disabled or cached in miser mode.

	isIncludable ()
	Whether it's allowed to transclude the special page via {{Special:Foo/params}}.

	isListed ()
	Whether this special page is listed in Special:SpecialPages.

	isRestricted ()
	Can be overridden by subclasses with more complicated permissions schemes.

	listed ( $x=null)
	Get or set whether this special page is listed in Special:SpecialPages.

	maxIncludeCacheTime ()
	How long to cache page when it is being included.

	msg ( $key)
	Wrapper around wfMessage that sets the current context.

	outputHeader ( $summaryMessageKey='')
	Outputs a summary message on top of special pages Per default the message key is the canonical name of the special page May be overridden, i.e.

	requireLogin ( $reasonMsg='exception-nologin-text', $titleMsg='exception-nologin')
	If the user is not logged in, throws UserNotLoggedIn error.

	run ( $subPage)
	Entry point.

	setContext ( $context)
	Sets the context this SpecialPage is executed in.

	setHeaders ()
	Sets headers - this should be called from the execute() method of all derived classes!

	setLinkRenderer (LinkRenderer $linkRenderer)

	setListed ( $listed)
	Set whether this page is listed in Special:Specialpages, at run-time.

Protected Member Functions
	formatRevisionRow ( $row, $earliestLiveTime, $remaining)

	getGroupName ()
	Under which header this special page is listed in Special:SpecialPages See messages 'specialpages-group-*' for valid names This method defaults to group 'other'.

	isAllowed ( $permission, User $user=null)
	Checks whether a user is allowed the permission for the specific title if one is set.

	showHistory ()

Protected Member Functions inherited from SpecialPage
	addFeedLinks ( $params)
	Adds RSS/atom links.

	afterExecute ( $subPage)
	Gets called after.

	beforeExecute ( $subPage)
	Gets called before.

	checkLoginSecurityLevel ( $level=null)
	Verifies that the user meets the security level, possibly reauthenticating them in the process.

	getCacheTTL ()

	getLoginSecurityLevel ()
	Tells if the special page does something security-sensitive and needs extra defense against a stolen account (e.g.

	getRobotPolicy ()
	Return the robot policy.

	getSubpagesForPrefixSearch ()
	Return an array of subpages that this special page will accept for prefix searches.

	prefixSearchString ( $search, $limit, $offset)
	Perform a regular substring search for prefixSearchSubpages.

	setReauthPostData (array $data)
	Record preserved POST data after a reauthentication.

	useTransactionalTimeLimit ()
	Call wfTransactionalTimeLimit() if this request was POSTed.

Private Member Functions
	diffHeader ( $rev, $prefix)

	formatFileRow ( $row)

	redirectToRevDel ()
	Convert submitted form data to format expected by RevisionDelete and redirect the request.

	showFile ( $key)
	Show a deleted file version requested by the visitor.

	showFileConfirmationForm ( $key)
	Show a form confirming whether a tokenless user really wants to see a file.

	showList ( $result)
	Generic list of deleted pages.

	showRevision ( $timestamp)

Private Attributes
	$mAction

	$mAllowed

	$mCanView

	$mComment

	$mFilename

	$mInvert

	$mRestore

	$mRevdel

string	$mSearchPrefix
	Search prefix.

	$mTarget

Title	$mTargetObj

	$mTargetTimestamp

	$mTimestamp

	$mToken

Additional Inherited Members
Static Public Member Functions inherited from SpecialPage
static	getSafeTitleFor ( $name, $subpage=false)
	Get a localised Title object for a page name with a possibly unvalidated subpage.

static	getTitleFor ( $name, $subpage=false, $fragment='')
	Get a localised Title object for a specified special page name If you don't need a full Title object, consider using TitleValue through getTitleValueFor() below.

static	getTitleValueFor ( $name, $subpage=false, $fragment='')
	Get a localised TitleValue object for a specified special page name.

Static Protected Member Functions inherited from SpecialPage
static	prefixSearchArray ( $search, $limit, array $subpages, $offset)
	Helper function for implementations of prefixSearchSubpages() that filter the values in memory (as opposed to making a query).

Protected Attributes inherited from SpecialPage
IContextSource	$mContext
	Current request context.

	$mIncludable

	$mIncluding

	$mName

	$mRestriction

Detailed Description

Special page allowing users with the appropriate permissions to view and restore deleted content.

Definition at line 34 of file SpecialUndelete.php.

Constructor & Destructor Documentation

◆ __construct()

SpecialUndelete::__construct ( )

Definition at line 55 of file SpecialUndelete.php.

Member Function Documentation

◆ diffHeader()

SpecialUndelete::diffHeader	(	$rev,
		$prefix
	)

private

Parameters

Revision	$rev
string	$prefix

Returns: string

Definition at line 569 of file SpecialUndelete.php.

References $lang, $rev, $user, DB_REPLICA, ChangesList\flag(), SpecialPage\getContext(), SpecialPage\getLanguage(), SpecialPage\getLinkRenderer(), SpecialPage\getPageTitle(), Linker\getRevDeleteLink(), SpecialPage\getUser(), SpecialPage\msg(), Linker\revComment(), Linker\revUserTools(), wfGetDB(), and wfTimestamp().

Referenced by showDiff().

◆ doesWrites()

SpecialUndelete::doesWrites ( )

Indicates whether this special page may perform database writes.

Returns: bool

Since: 1.27

Reimplemented from SpecialPage.

Definition at line 59 of file SpecialUndelete.php.

◆ execute()

SpecialUndelete::execute ( $subPage )

Default execute method Checks user permissions.

This must be overridden by subclasses; it will be made abstract in a future version

Parameters

string | null $subPage

Reimplemented from SpecialPage.

Definition at line 150 of file SpecialUndelete.php.

References $out, $user, SpecialPage\addHelpLink(), SpecialPage\checkPermissions(), File\DELETED_FILE, File\DELETED_RESTRICTED, SpecialPage\getOutput(), SpecialPage\getSkin(), SpecialPage\getUser(), loadRequest(), SpecialPage\msg(), NS_FILE, SpecialPage\outputHeader(), redirectToRevDel(), SpecialPage\setHeaders(), showFile(), showFileConfirmationForm(), showHistory(), showRevision(), showSearchForm(), undelete(), and SpecialPage\useTransactionalTimeLimit().

◆ formatFileRow()

SpecialUndelete::formatFileRow ( $row )

private

Definition at line 986 of file SpecialUndelete.php.

References $query, $user, File\DELETED_RESTRICTED, getFileComment(), getFileLink(), getFileUser(), SpecialPage\getLanguage(), SpecialPage\getPageTitle(), SpecialPage\getUser(), isAllowed(), SpecialPage\msg(), ArchivedFile\newFromRow(), Linker\revDeleteLink(), Linker\revDeleteLinkDisabled(), and wfTimestamp().

Referenced by showHistory().

◆ formatRevisionRow()

SpecialUndelete::formatRevisionRow	(	$row,
		$earliestLiveTime,
		$remaining
	)

protected

Definition at line 892 of file SpecialUndelete.php.

References $attribs, $last, $rev, $user, Revision\DELETED_TEXT, ChangesList\flag(), Linker\formatRevisionSize(), SpecialPage\getLanguage(), SpecialPage\getLinkRenderer(), getPageLink(), SpecialPage\getPageTitle(), SpecialPage\getUser(), list, SpecialPage\msg(), Revision\newFromArchiveRow(), Linker\revComment(), Linker\revUserTools(), text, and wfTimestamp().

Referenced by showHistory().

◆ getFileComment()

SpecialUndelete::getFileComment ( $file )

Fetch file upload comment if it's available to this user.

Parameters

File | ArchivedFile $file

Returns: string HTML fragment

Definition at line 1129 of file SpecialUndelete.php.

References $link, Linker\commentBlock(), File\DELETED_COMMENT, and SpecialPage\msg().

Referenced by formatFileRow().

◆ getFileLink()

SpecialUndelete::getFileLink	(	$file,
		$titleObj,
		$ts,
		$key
	)

Fetch image view link if it's available to all users.

Parameters

File \| ArchivedFile	$file
Title	$titleObj
string	$ts	A timestamp
string	$key	A storage key

Returns: string HTML fragment

Definition at line 1074 of file SpecialUndelete.php.

References $link, $time, $user, File\DELETED_FILE, SpecialPage\getLanguage(), SpecialPage\getLinkRenderer(), and SpecialPage\getUser().

Referenced by formatFileRow().

◆ getFileUser()

SpecialUndelete::getFileUser ( $file )

Fetch file's user id if it's available to this user.

Parameters

File | ArchivedFile $file

Returns: string HTML fragment

Definition at line 1106 of file SpecialUndelete.php.

References $link, File\DELETED_USER, SpecialPage\msg(), Linker\userLink(), and Linker\userToolLinks().

Referenced by formatFileRow().

◆ getGroupName()

SpecialUndelete::getGroupName ( )

protected

Under which header this special page is listed in Special:SpecialPages See messages 'specialpages-group-*' for valid names This method defaults to group 'other'.

Returns: string

Since: 1.21

Reimplemented from SpecialPage.

Definition at line 1212 of file SpecialUndelete.php.

◆ getPageLink()

SpecialUndelete::getPageLink	(	$rev,
		$titleObj,
		$ts
	)

Fetch revision text link if it's available to all users.

Parameters

Revision	$rev
Title	$titleObj
string	$ts	Timestamp

Returns: string

Definition at line 1039 of file SpecialUndelete.php.

References $link, $rev, $time, $user, Revision\DELETED_TEXT, SpecialPage\getLanguage(), SpecialPage\getLinkRenderer(), and SpecialPage\getUser().

Referenced by formatRevisionRow().

◆ isAllowed()

SpecialUndelete::isAllowed	(		$permission,
		User	$user = `null`
	)

protected

Checks whether a user is allowed the permission for the specific title if one is set.

Parameters

string	$permission
User \| null	$user

Returns: bool

Definition at line 137 of file SpecialUndelete.php.

References $user, and SpecialPage\getUser().

Referenced by formatFileRow(), loadRequest(), showHistory(), and userCanExecute().

◆ loadRequest()

SpecialUndelete::loadRequest ( $par )

Definition at line 63 of file SpecialUndelete.php.

References $matches, $request, $time, $user, as, SpecialPage\getRequest(), SpecialPage\getUser(), isAllowed(), and wfTimestamp().

Referenced by execute().

◆ prefixSearchSubpages()

SpecialUndelete::prefixSearchSubpages	(	$search,
		$limit,
		$offset
	)

Return an array of subpages beginning with $search that this special page will accept.

Parameters

string	$search	Prefix to search for
int	$limit	Maximum number of results to return (usually 10)
int	$offset	Number of results to skip (usually 0)

Returns: string[] Matching subpages

Reimplemented from SpecialPage.

Definition at line 1208 of file SpecialUndelete.php.

References SpecialPage\prefixSearchString().

◆ redirectToRevDel()

SpecialUndelete::redirectToRevDel ( )

private

Convert submitted form data to format expected by RevisionDelete and redirect the request.

Definition at line 217 of file SpecialUndelete.php.

References $matches, $query, as, SpecialPage\getOutput(), SpecialPage\getRequest(), and SpecialPage\getTitleFor().

Referenced by execute().

◆ showDiff()

SpecialUndelete::showDiff	(	$previousRev,
		$currentRev
	)

Build a diff display between this and the previous either deleted or non-deleted edit.

Parameters

Revision	$previousRev
Revision	$currentRev

Returns: string HTML

Definition at line 542 of file SpecialUndelete.php.

References diffHeader(), Revision\FOR_THIS_USER, SpecialPage\getContext(), and SpecialPage\getOutput().

Referenced by showRevision().

◆ showFile()

SpecialUndelete::showFile ( $key )

private

Show a deleted file version requested by the visitor.

Parameters

string $key

Definition at line 661 of file SpecialUndelete.php.

References $path, $response, SpecialPage\getOutput(), SpecialPage\getRequest(), and RepoGroup\singleton().

Referenced by execute().

◆ showFileConfirmationForm()

SpecialUndelete::showFileConfirmationForm ( $key )

private

Show a form confirming whether a tokenless user really wants to see a file.

Parameters

string $key

Definition at line 633 of file SpecialUndelete.php.

References $lang, $out, $user, SpecialPage\getLanguage(), SpecialPage\getOutput(), SpecialPage\getPageTitle(), and SpecialPage\getUser().

Referenced by execute().

◆ showHistory()

SpecialUndelete::showHistory ( )

protected

Definition at line 678 of file SpecialUndelete.php.

References $batch, $out, as, SpecialPage\checkReadOnly(), formatFileRow(), formatRevisionRow(), SpecialPage\getConfig(), SpecialPage\getOutput(), SpecialPage\getPageTitle(), SpecialPage\getUser(), isAllowed(), MIGRATION_OLD, SpecialPage\msg(), NS_USER, NS_USER_TALK, LogEventsList\showLogExtract(), text, and wfEscapeWikiText().

Referenced by execute().

◆ showList()

SpecialUndelete::showList ( $result )

private

Generic list of deleted pages.

Parameters

IResultWrapper $result

Returns: bool

Definition at line 314 of file SpecialUndelete.php.

References SpecialPage\$linkRenderer, $out, $title, as, SpecialPage\getContext(), Linker\getInvalidTitleDescription(), SpecialPage\getLanguage(), SpecialPage\getLinkRenderer(), SpecialPage\getOutput(), SpecialPage\getPageTitle(), and SpecialPage\msg().

Referenced by showSearchForm().

◆ showRevision()

SpecialUndelete::showRevision ( $timestamp )

private

Definition at line 358 of file SpecialUndelete.php.

References $content, $lang, $link, $out, $rev, $t, $time, $user, Revision\DELETED_RESTRICTED, Revision\DELETED_TEXT, SpecialPage\getConfig(), SpecialPage\getLanguage(), SpecialPage\getLinkRenderer(), SpecialPage\getOutput(), SpecialPage\getPageTitle(), Linker\getRevDeleteLink(), SpecialPage\getUser(), SpecialPage\msg(), Linker\revUserTools(), showDiff(), and text.

Referenced by execute().

◆ showSearchForm()

SpecialUndelete::showSearchForm ( )

Definition at line 237 of file SpecialUndelete.php.

References $out, SpecialPage\getOutput(), SpecialPage\getPageTitle(), SpecialPage\getRequest(), PageArchive\listPagesByPrefix(), PageArchive\listPagesBySearch(), SpecialPage\msg(), showList(), text, and wfScript().

Referenced by execute().

◆ undelete()

SpecialUndelete::undelete ( )

Definition at line 1144 of file SpecialUndelete.php.

References $link, $out, SpecialPage\checkReadOnly(), SpecialPage\getConfig(), SpecialPage\getLinkRenderer(), SpecialPage\getOutput(), SpecialPage\getUser(), SpecialPage\msg(), and NS_FILE.

Referenced by execute().

◆ userCanExecute()

SpecialUndelete::userCanExecute ( User $user )

Checks if the given user (identified by an object) can execute this special page (as defined by $mRestriction).

Can be overridden by sub- classes with more complicated permissions schemes.

Parameters

User $user The user to check

Returns: bool Does the user have permission to view the page?

Reimplemented from SpecialPage.

Definition at line 146 of file SpecialUndelete.php.

References $user, and isAllowed().

Member Data Documentation

◆ $mAction

SpecialUndelete::$mAction

private

Definition at line 35 of file SpecialUndelete.php.

◆ $mAllowed

SpecialUndelete::$mAllowed

private

Definition at line 43 of file SpecialUndelete.php.

◆ $mCanView

SpecialUndelete::$mCanView

private

Definition at line 44 of file SpecialUndelete.php.

◆ $mComment

SpecialUndelete::$mComment

private

Definition at line 45 of file SpecialUndelete.php.

◆ $mFilename

SpecialUndelete::$mFilename

private

Definition at line 41 of file SpecialUndelete.php.

◆ $mInvert

SpecialUndelete::$mInvert

private

Definition at line 40 of file SpecialUndelete.php.

◆ $mRestore

SpecialUndelete::$mRestore

private

Definition at line 38 of file SpecialUndelete.php.

◆ $mRevdel

SpecialUndelete::$mRevdel

private

Definition at line 39 of file SpecialUndelete.php.

◆ $mSearchPrefix

string SpecialUndelete::$mSearchPrefix

private

Search prefix.

Definition at line 53 of file SpecialUndelete.php.

◆ $mTarget

SpecialUndelete::$mTarget

private

Definition at line 36 of file SpecialUndelete.php.

◆ $mTargetObj

Title SpecialUndelete::$mTargetObj

private

Definition at line 49 of file SpecialUndelete.php.

◆ $mTargetTimestamp

SpecialUndelete::$mTargetTimestamp

private

Definition at line 42 of file SpecialUndelete.php.

◆ $mTimestamp

SpecialUndelete::$mTimestamp

private

Definition at line 37 of file SpecialUndelete.php.

◆ $mToken

SpecialUndelete::$mToken

private

Definition at line 46 of file SpecialUndelete.php.

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

includes/specials/SpecialUndelete.php

Public Member Functions

Protected Member Functions

Private Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ __construct()

Member Function Documentation

◆ diffHeader()

◆ doesWrites()

◆ execute()

◆ formatFileRow()

◆ formatRevisionRow()

◆ getFileComment()

◆ getFileLink()

◆ getFileUser()

◆ getGroupName()

◆ getPageLink()

◆ isAllowed()

◆ loadRequest()

◆ prefixSearchSubpages()

◆ redirectToRevDel()

◆ showDiff()

◆ showFile()

◆ showFileConfirmationForm()

◆ showHistory()

◆ showList()

◆ showRevision()

◆ showSearchForm()

◆ undelete()

◆ userCanExecute()

Member Data Documentation

◆ $mAction

◆ $mAllowed

◆ $mCanView

◆ $mComment

◆ $mFilename

◆ $mInvert

◆ $mRestore

◆ $mRevdel

◆ $mSearchPrefix

◆ $mTarget

◆ $mTargetObj

◆ $mTargetTimestamp

◆ $mTimestamp

◆ $mToken