A foreign repository with a remote MediaWiki with an API thingy. More...

Inheritance diagram for ForeignAPIRepo:

Collaboration diagram for ForeignAPIRepo:

Public Member Functions
	__construct ($info)

	canCacheThumbs ()
	Are we locally caching the thumbnails? More...

	enumFiles ($callback)

	fetchImageQuery ($query)

	fileExistsBatch (array $files)

	findBySha1 ($hash)

	getApiUrl ()

	getFileProps ($virtualUrl)

	getImageInfo ($data)

	getInfo ()
	Get information about the repo - overrides/extends the parent class's information. More...

	getThumbError ($name, $width=-1, $height=-1, $otherParams= '', $lang=null)

	getThumbUrl ($name, $width=-1, $height=-1, &$result=null, $otherParams= '')

	getThumbUrlFromCache ($name, $width, $height, $params="")
	Return the imageurl from cache if possible. More...

	getZonePath ($zone)
	Get the local directory corresponding to one of the basic zones. More...

	getZoneUrl ($zone, $ext=null)

	httpGetCached ($target, $query, $cacheTTL=3600)
	HTTP GET request to a mediawiki API (with caching) More...

	newFile ($title, $time=false)
	Per docs in FileRepo, this needs to return false if we don't support versioned files. More...

Public Member Functions inherited from FileRepo
	__construct (array $info=null)

	backendSupportsUnicodePaths ()

	canTransformVia404 ()
	Returns true if the repository can transform files via a 404 handler. More...

	checkRedirect (Title $title)
	Checks if there is a redirect named as $title. More...

	cleanDir ($dir)
	Deletes a directory if empty. More...

	cleanupBatch (array $files, $flags=0)
	Deletes a batch of files. More...

	cleanupDeletedBatch (array $storageKeys)
	Delete files in the deleted directory if they are not referenced in the filearchive table. More...

	concatenate (array $srcPaths, $dstPath, $flags=0)
	Concatenate a list of temporary files into a target file location. More...

	delete ($srcRel, $archiveRel)
	Move a file to the deletion archive. More...

	deleteBatch (array $sourceDestPairs)
	Move a group of files to the deletion archive. More...

	enumFiles ($callback)
	Call a callback function for every public regular file in the repository. More...

	fileExists ($file)
	Checks existence of a a file. More...

	fileExistsBatch (array $files)
	Checks existence of an array of files. More...

	findBySha1 ($hash)
	Get an array or iterator of file objects for files that have a given SHA-1 content hash. More...

	findBySha1s (array $hashes)
	Get an array of arrays or iterators of file objects for files that have the given SHA-1 content hashes. More...

	findFile ($title, $options=[])
	Find an instance of the named file created at the specified time Returns false if the file does not exist. More...

	findFileFromKey ($sha1, $options=[])
	Find an instance of the file with this key, created at the specified time Returns false if the file does not exist. More...

	findFiles (array $items, $flags=0)
	Find many files at once. More...

	findFilesByPrefix ($prefix, $limit)
	Return an array of files where the name starts with $prefix. More...

	freeTemp ($virtualUrl)
	Remove a temporary file or mark it for garbage collection. More...

	getBackend ()
	Get the file backend instance. More...

	getDeletedHashPath ($key)
	Get a relative path for a deletion archive key, e.g. More...

	getDescriptionRenderUrl ($name, $lang=null)
	Get the URL of the content-only fragment of the description page. More...

	getDescriptionStylesheetUrl ()
	Get the URL of the stylesheet to apply to description pages. More...

	getDescriptionUrl ($name)
	Get the URL of an image description page. More...

	getDisplayName ()
	Get the human-readable name of the repo. More...

	getErrorCleanupFunction ()
	Get a callback function to use for cleaning error message parameters. More...

	getFileProps ($virtualUrl)
	Get properties of a file with a given virtual URL/storage path. More...

	getFileSha1 ($virtualUrl)
	Get the sha1 (base 36) of a file with a given virtual URL/storage path. More...

	getFileSize ($virtualUrl)
	Get the size of a file with a given virtual URL/storage path. More...

	getFileTimestamp ($virtualUrl)
	Get the timestamp of a file with a given virtual URL/storage path. More...

	getHashLevels ()
	Get the number of hash directory levels. More...

	getHashPath ($name)
	Get a relative path including trailing slash, e.g. More...

	getInfo ()
	Return information about the repository. More...

	getLocalCacheKey ()
	Get a key for this repo in the local cache domain. More...

	getLocalCopy ($virtualUrl)
	Get a local FS copy of a file with a given virtual URL/storage path. More...

	getLocalReference ($virtualUrl)
	Get a local FS file with a given virtual URL/storage path. More...

	getName ()
	Get the name of this repository, as specified by $info['name]' to the constructor. More...

	getNameFromTitle (Title $title)
	Get the name of a file from its title object. More...

	getReadOnlyReason ()
	Get an explanatory message if this repo is read-only. More...

	getRootDirectory ()
	Get the public zone root storage directory of the repository. More...

	getSharedCacheKey ()
	Get a key on the primary cache for this repository. More...

	getTempHashPath ($suffix)
	Get a relative path including trailing slash, e.g. More...

	getTempRepo ()
	Get a temporary private FileRepo associated with this repo. More...

	getThumbScriptUrl ()
	Get the URL of thumb.php. More...

	getUploadStash (User $user=null)
	Get an UploadStash associated with this repo. More...

	getVirtualUrl ($suffix=false)
	Get a URL referring to this repository, with the private mwrepo protocol. More...

	getZonePath ($zone)
	Get the storage path corresponding to one of the zones. More...

	getZoneUrl ($zone, $ext=null)
	Get the URL corresponding to one of the four basic zones. More...

	hasSha1Storage ()
	Returns whether or not storage is SHA-1 based. More...

	invalidateImageRedirect (Title $title)
	Invalidates image redirect cache related to that image Doesn't do anything for repositories that don't support image redirects. More...

	isLocal ()
	Returns true if this the local file repository. More...

	makeUrl ($query= '', $entry= 'index')
	Make an url to this repo. More...

	nameForThumb ($name)
	Get the portion of the file that contains the origin file name. More...

	newFatal ($message)
	Create a new fatal error. More...

	newFile ($title, $time=false)
	Create a new File object from the local repository. More...

	newGood ($value=null)
	Create a new good result. More...

	paranoidClean ($param)
	Path disclosure protection function. More...

	passThrough ($param)
	Path disclosure protection function. More...

	publish ($src, $dstRel, $archiveRel, $flags=0, array $options=[])
	Copy or move a file either from a storage path, virtual URL, or file system path, into this repository at the specified destination location. More...

	publishBatch (array $ntuples, $flags=0)
	Publish a batch of files. More...

	quickCleanDir ($dir)
	Deletes a directory if empty. More...

	quickImport ($src, $dst, $options=null)
	Import a file from the local file system into the repo. More...

	quickImportBatch (array $triples)
	Import a batch of files from the local file system into the repo. More...

	quickPurge ($path)
	Purge a file from the repo. More...

	quickPurgeBatch (array $paths)
	Purge a batch of files from the repo. More...

	resolveVirtualUrl ($url)
	Get the backend storage path corresponding to a virtual URL. More...

	store ($srcPath, $dstZone, $dstRel, $flags=0)
	Store a file to a given destination. More...

	storeBatch (array $triplets, $flags=0)
	Store a batch of files. More...

	storeTemp ($originalName, $srcPath)
	Pick a random name in the temp zone and store a file to it. More...

	streamFile ($virtualUrl, $headers=[])
	Attempt to stream a file with the given virtual URL/storage path. More...

	streamFileWithStatus ($virtualUrl, $headers=[], $optHeaders=[])
	Attempt to stream a file with the given virtual URL/storage path. More...

	supportsSha1URLs ()
	Returns whether or not repo supports having originals SHA-1s in the thumb URLs. More...

	validateFilename ($filename)
	Determine if a relative path is valid, i.e. More...

Static Public Member Functions
static	getUserAgent ()
	The user agent the ForeignAPIRepo will use. More...

static	httpGet ($url, $timeout= 'default', $options=[])
	Like a Http:get request, but with custom User-Agent. More...

Static Public Member Functions inherited from FileRepo
static	isVirtualUrl ($url)
	Determine if a string is an mwrepo:// URL. More...

Public Attributes
const	VERSION = "2.1"

Public Attributes inherited from FileRepo
int	$descriptionCacheExpiry

bool	$fetchDescription
	Whether to fetch commons image description pages and display them on the local wiki. More...

const	DELETE_SOURCE = 1

const	NAME_AND_TIME_ONLY = 1

const	OVERWRITE = 2

const	OVERWRITE_SAME = 4

const	SKIP_LOCKING = 8

Protected Member Functions
	assertWritableRepo ()

Protected Member Functions inherited from FileRepo
	assertWritableRepo ()
	Throw an exception if this repo is read-only by design. More...

	enumFilesInStorage ($callback)
	Call a callback function for every public file in the repository. More...

	getZoneLocation ($zone)
	The the storage container and base path of a zone. More...

	initDirectory ($dir)
	Creates a directory with the appropriate zone permissions. More...

	initZones ($doZones=[])
	Check if a single zone or list of zones is defined for usage. More...

	resolveToStoragePath ($path)
	If a path is a virtual URL, resolve it to a storage path. More...

Static Protected Member Functions
static	getIIProps ()

Static Protected Member Functions inherited from FileRepo
static	getHashPathForLevel ($name, $levels)

Protected Attributes
int	$apiThumbCacheExpiry = 86400
	Check back with Commons after this expiry. More...

int	$fileCacheExpiry = 2592000
	Redownload thumbnail files after this expiry. More...

	$fileFactory = [ 'ForeignAPIFile', 'newFromTitle' ]

array	$mFileExists = []

Protected Attributes inherited from FileRepo
int	$abbrvThreshold
	File names over this size will use the short form of thumbnail names. More...

string	$articleUrl
	Equivalent to $wgArticlePath, e.g. More...

FileBackend	$backend

int	$deletedHashLevels
	The number of directory levels for hash-based division of deleted files. More...

string	$descBaseUrl
	URL of image description pages, e.g. More...

string	$favicon
	The URL of the repo's favicon, if any. More...

array	$fileFactory = [ 'UnregisteredLocalFile', 'newFromTitle' ]
	callable Override these in the base class More...

array	$fileFactoryKey = false
	callable\|bool Override these in the base class More...

int	$hashLevels
	The number of directory levels for hash-based division of files. More...

bool	$hasSha1Storage = false

bool	$initialCapital
	Equivalent to $wgCapitalLinks (or $wgCapitalLinkOverrides[NS_FILE], determines whether filenames implicitly start with a capital letter. More...

bool	$isPrivate
	Whether all zones should be private (e.g. More...

array	$oldFileFactory = false
	callable\|bool Override these in the base class More...

array	$oldFileFactoryKey = false
	callable\|bool Override these in the base class More...

string	$pathDisclosureProtection = 'simple'
	May be 'paranoid' to remove all parameters from error messages, 'none' to leave the paths in unchanged, or 'simple' to replace paths with placeholders. More...

string	$scriptDirUrl
	URL of the MediaWiki installation, equivalent to $wgScriptPath, e.g. More...

string	$scriptExtension
	Script extension of the MediaWiki installation, equivalent to the old $wgScriptExtension, e.g. More...

bool	$supportsSha1URLs = false

string	$thumbScriptUrl
	URL of thumb.php. More...

string	$thumbUrl
	The base thumbnail URL. More...

bool	$transformVia404
	Whether to skip media file transformation on parse and rely on a 404 handler instead. More...

bool	$url
	Public zone URL. More...

array	$zones = []
	Map of zones to config. More...

Static Protected Attributes
static	$imageInfoProps
	List of iiprop values for the thumbnail fetch queries. More...

Private Attributes
array	$mQueryCache = []

Detailed Description

A foreign repository with a remote MediaWiki with an API thingy.

Example config:

$wgForeignFileRepos[] = array( 'class' => 'ForeignAPIRepo', 'name' => 'shared', 'apibase' => 'https://en.wikipedia.org/w/api.php', 'fetchDescription' => true, // Optional 'descriptionCacheExpiry' => 3600, );

Definition at line 41 of file ForeignAPIRepo.php.

Constructor & Destructor Documentation

ForeignAPIRepo::__construct ( $info )

Parameters

array | null $info

Definition at line 72 of file ForeignAPIRepo.php.

References $wgLocalFileRepo, canCacheThumbs(), and global.

Member Function Documentation

ForeignAPIRepo::assertWritableRepo ( )

protected

Exceptions

MWException

Definition at line 595 of file ForeignAPIRepo.php.

ForeignAPIRepo::canCacheThumbs ( )

Are we locally caching the thumbnails?

Returns: bool

Definition at line 457 of file ForeignAPIRepo.php.

Referenced by __construct(), and getThumbUrlFromCache().

ForeignAPIRepo::enumFiles ( $callback )

Parameters

callable $callback

Exceptions

MWException

Definition at line 588 of file ForeignAPIRepo.php.

ForeignAPIRepo::fetchImageQuery ( $query )

Parameters

array $query

Returns: string

Definition at line 189 of file ForeignAPIRepo.php.

References $query, $wgLanguageCode, FormatJson\decode(), global, and httpGetCached().

Referenced by fileExistsBatch(), findBySha1(), getThumbError(), and getThumbUrl().

ForeignAPIRepo::fileExistsBatch ( array $files )

Parameters

array $files

Returns: array

Definition at line 126 of file ForeignAPIRepo.php.

References as, fetchImageQuery(), FileBackend\isStoragePath(), and wfWarn().

ForeignAPIRepo::findBySha1 ( $hash )

Parameters

string $hash

Returns: array

Definition at line 236 of file ForeignAPIRepo.php.

References $ret, as, fetchImageQuery(), ForeignAPIFile\getProps(), Title\makeTitle(), and NS_FILE.

ForeignAPIRepo::getApiUrl ( )

Returns: string

Since: 1.22

Definition at line 102 of file ForeignAPIRepo.php.

Referenced by getInfo().

ForeignAPIRepo::getFileProps ( $virtualUrl )

Parameters

string $virtualUrl

Returns: bool

Definition at line 181 of file ForeignAPIRepo.php.

static ForeignAPIRepo::getIIProps ( )

staticprotected

Returns: string

Since: 1.23

Definition at line 542 of file ForeignAPIRepo.php.

ForeignAPIRepo::getImageInfo ( $data )

Parameters

array $data

Returns: bool|array

Definition at line 216 of file ForeignAPIRepo.php.

References as.

Referenced by getThumbError(), and getThumbUrl().

ForeignAPIRepo::getInfo ( )

Get information about the repo - overrides/extends the parent class's information.

Returns: array

Since: 1.22

Definition at line 475 of file ForeignAPIRepo.php.

References $query, FormatJson\decode(), getApiUrl(), and httpGetCached().

ForeignAPIRepo::getThumbError	(	$name,
		$width = `-1`,
		$height = `-1`,
		$otherParams = `''`,
		$lang = `null`
	)

Parameters

string	$name
int	$width
int	$height
string	$otherParams
string	$lang	Language code for language of error

Returns: bool|MediaTransformError

Since: 1.22

Definition at line 294 of file ForeignAPIRepo.php.

References $lang, $name, fetchImageQuery(), FileRepo\getDisplayName(), getImageInfo(), and wfDebug().

ForeignAPIRepo::getThumbUrl	(		$name,
			$width = `-1`,
			$height = `-1`,
		&	$result = `null`,
			$otherParams = `''`
	)

Parameters

string	$name
int	$width
int	$height
array	$result	Out parameter that will be changed by the function.
string	$otherParams

Returns: bool

Definition at line 265 of file ForeignAPIRepo.php.

References $name, fetchImageQuery(), getImageInfo(), and wfDebug().

Referenced by getThumbUrlFromCache().

ForeignAPIRepo::getThumbUrlFromCache	(	$name,
		$width,
		$height,
		$params = `""`
	)

Return the imageurl from cache if possible.

If the url has been requested today, get it from cache Otherwise retrieve remote thumb url, check for local file.

Parameters

string	$name	Is a dbkey form of a title
int	$width
int	$height
string	$params	Other rendering parameters (page number, etc) from handler's makeParamString.

Returns: bool|string

Definition at line 334 of file ForeignAPIRepo.php.

References FileRepo\$backend, $cache, $name, $params, canCacheThumbs(), FileBackend\fileExists(), FileRepo\getBackend(), FileBackend\getFileTimestamp(), FileRepo\getHashPath(), FileRepo\getLocalCacheKey(), ObjectCache\getMainWANInstance(), getThumbUrl(), getZonePath(), getZoneUrl(), FileBackend\prepare(), FileBackend\quickCreate(), FileRepo\validateFilename(), and wfDebug().

static ForeignAPIRepo::getUserAgent ( )

static

The user agent the ForeignAPIRepo will use.

Returns: string

Definition at line 465 of file ForeignAPIRepo.php.

References Http\userAgent().

Referenced by httpGet().

ForeignAPIRepo::getZonePath ( $zone )

Get the local directory corresponding to one of the basic zones.

Parameters

string $zone

Returns: bool|null|string

Definition at line 444 of file ForeignAPIRepo.php.

Referenced by getThumbUrlFromCache().

ForeignAPIRepo::getZoneUrl	(	$zone,
		$ext = `null`
	)

See Also: FileRepo::getZoneUrl()

Parameters

string	$zone
string \| null	$ext	Optional file extension

Returns: string

Definition at line 428 of file ForeignAPIRepo.php.

References $ext, FileRepo\$thumbUrl, and FileRepo\$url.

Referenced by getThumbUrlFromCache().

static ForeignAPIRepo::httpGet	(	$url,
		$timeout = `'default'`,
		$options = `[]`
	)

static

Like a Http:get request, but with custom User-Agent.

See Also: Http::get

Parameters

string	$url
string	$timeout
array	$options

Returns: bool|string

Definition at line 511 of file ForeignAPIRepo.php.

References $options, $req, $status, FileRepo\$url, MWHttpRequest\factory(), getUserAgent(), PROTO_HTTP, wfDebug(), and wfExpandUrl().

Referenced by httpGetCached().

ForeignAPIRepo::httpGetCached	(	$target,
		$query,
		$cacheTTL = `3600`
	)

HTTP GET request to a mediawiki API (with caching)

Parameters

string	$target	Used in cache key creation, mostly
array	$query	The query parameters for the API request
int	$cacheTTL	Time to live for the memcached caching

Returns: null

Definition at line 553 of file ForeignAPIRepo.php.

References $query, FileRepo\$url, FileRepo\getLocalCacheKey(), ObjectCache\getMainWANInstance(), httpGet(), FileRepo\makeUrl(), use, and wfAppendQuery().

Referenced by fetchImageQuery(), and getInfo().

ForeignAPIRepo::newFile	(	$title,
		$time = `false`
	)

Per docs in FileRepo, this needs to return false if we don't support versioned files.

Well, we don't.

Parameters

Title	$title
string \| bool	$time

Returns: File

Definition at line 114 of file ForeignAPIRepo.php.

References $time, and $title.

Member Data Documentation

int ForeignAPIRepo::$apiThumbCacheExpiry = 86400

protected

Check back with Commons after this expiry.

Definition at line 58 of file ForeignAPIRepo.php.

int ForeignAPIRepo::$fileCacheExpiry = 2592000

protected

Redownload thumbnail files after this expiry.

Definition at line 61 of file ForeignAPIRepo.php.

ForeignAPIRepo::$fileFactory = [ 'ForeignAPIFile', 'newFromTitle' ]

protected

Definition at line 56 of file ForeignAPIRepo.php.

ForeignAPIRepo::$imageInfoProps

staticprotected

Initial value:

= [
        'url',
        'timestamp',
    ]

List of iiprop values for the thumbnail fetch queries.

Since: 1.23

Definition at line 51 of file ForeignAPIRepo.php.

array ForeignAPIRepo::$mFileExists = []

protected

Definition at line 64 of file ForeignAPIRepo.php.

array ForeignAPIRepo::$mQueryCache = []

private

Definition at line 67 of file ForeignAPIRepo.php.

const ForeignAPIRepo::VERSION = "2.1"

Definition at line 45 of file ForeignAPIRepo.php.

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

includes/filerepo/ForeignAPIRepo.php

Public Member Functions

Static Public Member Functions

Public Attributes

Protected Member Functions

Static Protected Member Functions

Protected Attributes

Static Protected Attributes

Private Attributes

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation