MediaWiki REL1_33
PageArchive Class Reference

Used to show archived pages and eventually restore them. More...

Collaboration diagram for PageArchive:

Public Member Functions

 __construct ( $title, Config $config=null)
 
 doesWrites ()
 
 getArchivedRevision ( $revId)
 Return the archived revision with the given ID.
 
 getFileStatus ()
 
 getLastRevisionId ()
 Returns the ID of the latest deleted revision.
 
 getLastRevisionText ()
 Fetch (and decompress if necessary) the stored text of the most recently edited deleted revision of the page.
 
 getPreviousRevision ( $timestamp)
 Return the most-previous revision, either live or deleted, against the deleted revision given by timestamp.
 
 getRevision ( $timestamp)
 Return a Revision object containing data for the deleted revision.
 
 getRevisionStatus ()
 
 getTextFromRow ( $row)
 Get the text from an archive row containing ar_text_id.
 
 isDeleted ()
 Quick check if any archived revisions are present for the page.
 
 listFiles ()
 List the deleted file revisions for this page, if it's a file page.
 
 listRevisions ()
 List the revisions of the given page.
 
 undelete ( $timestamps, $comment='', $fileVersions=[], $unsuppress=false, User $user=null, $tags=null)
 Restore the given (or all) text and file revisions for the page.
 

Static Public Member Functions

static listAllPages ()
 List all deleted pages recorded in the archive table.
 
static listPagesByPrefix ( $prefix)
 List deleted pages recorded in the archive table matching the given title prefix.
 
static listPagesBySearch ( $term)
 List deleted pages recorded in the archive matching the given term, using search engine archive.
 

Static Protected Member Functions

static listPages ( $dbr, $condition)
 

Protected Attributes

Config $config
 
Status $fileStatus
 
Status $revisionStatus
 
Title $title
 

Private Member Functions

 getRevisionByConditions (array $conditions, array $options=[])
 
 getRevisionStore ()
 
 undeleteRevisions ( $timestamps, $unsuppress=false, $comment='')
 This is the meaty bit – It restores archived revisions of the given page to the revision table.
 

Detailed Description

Used to show archived pages and eventually restore them.

Definition at line 32 of file PageArchive.php.

Constructor & Destructor Documentation

◆ __construct()

PageArchive::__construct ( $title,
Config $config = null )

Definition at line 45 of file PageArchive.php.

References $config, $title, and(), title, and wfDebug().

Member Function Documentation

◆ doesWrites()

PageArchive::doesWrites ( )

Definition at line 68 of file PageArchive.php.

◆ getArchivedRevision()

PageArchive::getArchivedRevision ( $revId)

Return the archived revision with the given ID.

Parameters
int$revId
Returns
Revision|null

Definition at line 278 of file PageArchive.php.

References getRevisionByConditions().

Referenced by getLastRevisionText(), and getPreviousRevision().

◆ getFileStatus()

PageArchive::getFileStatus ( )
Returns
Status

Definition at line 843 of file PageArchive.php.

References $fileStatus.

◆ getLastRevisionId()

PageArchive::getLastRevisionId ( )

Returns the ID of the latest deleted revision.

Returns
int|false The revision's ID, or false if there is no deleted revision.

Definition at line 431 of file PageArchive.php.

References $dbr, and(), DB_REPLICA, title, and wfGetDB().

Referenced by getLastRevisionText().

◆ getLastRevisionText()

PageArchive::getLastRevisionText ( )

Fetch (and decompress if necessary) the stored text of the most recently edited deleted revision of the page.

If there are no archived revisions for the page, returns NULL.

Note
this bypasses any audience checks.
Deprecated
since 1.32. For compatibility with the MCR schema, calling code should switch to getLastRevisionId() and getArchiveRevision().
Todo
remove in 1.33
Returns
string|null

Definition at line 412 of file PageArchive.php.

References $content, $rev, getArchivedRevision(), getLastRevisionId(), and wfDeprecated().

◆ getPreviousRevision()

PageArchive::getPreviousRevision ( $timestamp)

Return the most-previous revision, either live or deleted, against the deleted revision given by timestamp.

May produce unexpected results in case of history merges or other unusual time issues.

Parameters
string$timestamp
Returns
Revision|null Null when there is no previous revision

Definition at line 327 of file PageArchive.php.

References $dbr, and(), DB_REPLICA, getArchivedRevision(), getRevisionStore(), title, wfGetDB(), and wfTimestamp().

◆ getRevision()

PageArchive::getRevision ( $timestamp)

Return a Revision object containing data for the deleted revision.

Deprecated
since 1.32, use getArchivedRevision() instead.
Parameters
string$timestamp
Returns
Revision|null

Definition at line 264 of file PageArchive.php.

References $dbr, DB_REPLICA, getRevisionByConditions(), and wfGetDB().

◆ getRevisionByConditions()

PageArchive::getRevisionByConditions ( array $conditions,
array $options = [] )
private
Parameters
array$conditions
array$options
Returns
RevisionRecord|null

Definition at line 292 of file PageArchive.php.

References $dbr, $options, DB_REPLICA, getRevisionStore(), title, and wfGetDB().

Referenced by getArchivedRevision(), and getRevision().

◆ getRevisionStatus()

PageArchive::getRevisionStatus ( )
Returns
Status

Definition at line 850 of file PageArchive.php.

References $revisionStatus.

◆ getRevisionStore()

PageArchive::getRevisionStore ( )
private
Returns
RevisionStore

Definition at line 60 of file PageArchive.php.

Referenced by getPreviousRevision(), getRevisionByConditions(), listRevisions(), and undeleteRevisions().

◆ getTextFromRow()

PageArchive::getTextFromRow ( $row)

Get the text from an archive row containing ar_text_id.

Deprecated
since 1.32. In the MCR schema, ar_text_id no longer exists. Calling code should switch to getArchiveRevision().
Todo
remove in 1.33
Parameters
object$rowDatabase row
Returns
string

Definition at line 384 of file PageArchive.php.

References wfDeprecated().

◆ isDeleted()

PageArchive::isDeleted ( )

Quick check if any archived revisions are present for the page.

This says nothing about whether the page currently exists in the page table or not.

Returns
bool

Definition at line 451 of file PageArchive.php.

References $dbr, DB_REPLICA, title, and wfGetDB().

◆ listAllPages()

static PageArchive::listAllPages ( )
static

List all deleted pages recorded in the archive table.

Returns result wrapper with (ar_namespace, ar_title, count) fields, ordered by page namespace/title.

Deprecated
since 1.32.
Returns
IResultWrapper

Definition at line 81 of file PageArchive.php.

References $dbr, DB_REPLICA, listPages(), wfDeprecated(), and wfGetDB().

◆ listFiles()

PageArchive::listFiles ( )

List the deleted file revisions for this page, if it's a file page.

Returns a result wrapper with various filearchive fields, or null if not a file page.

Returns
IResultWrapper
Todo
Does this belong in Image for fuller encapsulation?

Definition at line 239 of file PageArchive.php.

References $dbr, DB_REPLICA, ArchivedFile\getQueryInfo(), NS_FILE, title, and wfGetDB().

◆ listPages()

static PageArchive::listPages ( $dbr,
$condition )
staticprotected
Parameters
IDatabase$dbr
string | array$condition
Returns
bool|IResultWrapper

Definition at line 173 of file PageArchive.php.

References $dbr.

Referenced by listAllPages(), listPagesByPrefix(), and listPagesBySearch().

◆ listPagesByPrefix()

static PageArchive::listPagesByPrefix ( $prefix)
static

List deleted pages recorded in the archive table matching the given title prefix.

Returns result wrapper with (ar_namespace, ar_title, count) fields.

Parameters
string$prefixTitle prefix
Returns
IResultWrapper

Definition at line 147 of file PageArchive.php.

References $dbr, DB_REPLICA, listPages(), and wfGetDB().

Referenced by listPagesBySearch(), SpecialUndelete\showSearchForm(), and PageArchiveTestBase\testListPagesByPrefix().

◆ listPagesBySearch()

static PageArchive::listPagesBySearch ( $term)
static

List deleted pages recorded in the archive matching the given term, using search engine archive.

Returns result wrapper with (ar_namespace, ar_title, count) fields.

Parameters
string$termSearch term
Returns
IResultWrapper

Definition at line 97 of file PageArchive.php.

References $dbr, $engine, $t, $term, and(), DB_REPLICA, LIST_OR, listPages(), listPagesByPrefix(), and wfGetDB().

Referenced by SpecialUndelete\showSearchForm(), and PageArchiveTestBase\testListPagesBySearch().

◆ listRevisions()

PageArchive::listRevisions ( )

List the revisions of the given page.

Returns result wrapper with various archive table fields.

Returns
IResultWrapper

Definition at line 197 of file PageArchive.php.

References $dbr, $options, DB_REPLICA, getRevisionStore(), ChangeTags\modifyDisplayQuery(), title, and wfGetDB().

◆ undelete()

PageArchive::undelete ( $timestamps,
$comment = '',
$fileVersions = [],
$unsuppress = false,
User $user = null,
$tags = null )

Restore the given (or all) text and file revisions for the page.

Once restored, the items will be removed from the archive tables. The deletion log will be updated with an undeletion notice.

This also sets Status objects, $this->fileStatus and $this->revisionStatus (depending what operations are attempted).

Parameters
array$timestampsPass an empty array to restore all revisions, otherwise list the ones to undelete.
string$comment
array$fileVersions
bool$unsuppress
User | null$userUser performing the action, or null to use $wgUser
string | string[] | null$tagsChange tags to add to log entry ($user should be able to add the specified tags before this is called)
Returns
array|bool array(number of file revisions restored, number of image revisions restored, log message) on success, false on failure.

Definition at line 483 of file PageArchive.php.

References and(), NS_FILE, title, undeleteRevisions(), wfDebug(), and wfLocalFile().

◆ undeleteRevisions()

PageArchive::undeleteRevisions ( $timestamps,
$unsuppress = false,
$comment = '' )
private

This is the meaty bit – It restores archived revisions of the given page to the revision table.

Parameters
array$timestampsPass an empty array to restore all revisions, otherwise list the ones to undelete.
bool$unsuppressRemove all ar_deleted/fa_deleted restrictions of seletected revs
string$comment
Exceptions
ReadOnlyError
Returns
Status Status object containing the number of revisions restored on success

Definition at line 560 of file PageArchive.php.

References $article, $content, and(), DB_MASTER, getRevisionStore(), User\newFromName(), NS_FILE, title, true, wfDebug(), wfGetDB(), wfMessage(), and wfReadOnly().

Referenced by undelete().

Member Data Documentation

◆ $config

Config PageArchive::$config
protected

Definition at line 43 of file PageArchive.php.

Referenced by __construct().

◆ $fileStatus

Status PageArchive::$fileStatus
protected

Definition at line 37 of file PageArchive.php.

Referenced by getFileStatus().

◆ $revisionStatus

Status PageArchive::$revisionStatus
protected

Definition at line 40 of file PageArchive.php.

Referenced by getRevisionStatus().

◆ $title

Title PageArchive::$title
protected

Definition at line 34 of file PageArchive.php.

Referenced by __construct().


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