MediaWiki  1.23.1
ForeignAPIRepo Class Reference

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)
 
 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...
 
 fileExists ( $file)
 Checks existence of a a file. 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=array())
 Find an instance of the named file created at the specified time Returns false if the file does not exist. More...
 
 findFileFromKey ( $sha1, $options=array())
 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...
 
 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...
 
 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...
 
 getRootUrl ()
 Get the public root URL 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 an temporary 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...
 
 getZoneHandlerUrl ( $zone)
 Get the thumb zone URL configured to be handled by scripts like thumb_handler.php. 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...
 
 newGood ( $value=null)
 Create a new good result. More...
 
 paranoidClean ( $param)
 Path disclosure protection function. More...
 
 passThrough ( $param)
 Path disclosure protection function. More...
 
 publish ( $srcPath, $dstRel, $archiveRel, $flags=0, array $options=array())
 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=array())
 Attempt to stream a file with the given virtual URL/storage path. 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=array())
 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
 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=array())
 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 a day (24*60*60) *. More...
 
int $fileCacheExpiry = 2592000
 Redownload thumbnail files after a month (86400*30) *. More...
 
 $fileFactory = array( 'ForeignAPIFile', 'newFromTitle' )
 
array $mFileExists = array()
 
- Protected Attributes inherited from FileRepo
int $abbrvThreshold
 File names over this size will use the short form of thumbnail names. More...
 
 $articleUrl
 
FileBackend $backend
 
int $deletedHashLevels
 The number of directory levels for hash-based division of deleted files *. More...
 
 $descBaseUrl
 
string $favicon
 The URL of the repo's favicon, if any *. More...
 
 $fileFactory = array( 'UnregisteredLocalFile', 'newFromTitle' )
 Factory functions for creating new files Override these in the base class. More...
 
 $fileFactoryKey = false
 
int $hashLevels
 The number of directory levels for hash-based division of files *. More...
 
bool $initialCapital
 Equivalent to $wgCapitalLinks (or $wgCapitalLinkOverrides[NS_FILE], determines whether filenames implicitly start with a capital letter. More...
 
 $oldFileFactory = false
 
 $oldFileFactoryKey = false
 
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...
 
 $scriptDirUrl
 
string $scriptExtension
 Script extension of the MediaWiki installation, equivalent to $wgScriptExtension, e.g. More...
 
string $thumbScriptUrl
 URL of thumb.php *. More...
 
 $thumbUrl
 
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 = array()
 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 = array()
 

Detailed Description

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

Example config:

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

Definition at line 39 of file ForeignAPIRepo.php.

Constructor & Destructor Documentation

◆ __construct()

ForeignAPIRepo::__construct (   $info)
Parameters
$infoarray|null

Definition at line 67 of file ForeignAPIRepo.php.

References canCacheThumbs(), and global.

Member Function Documentation

◆ assertWritableRepo()

ForeignAPIRepo::assertWritableRepo ( )
protected
Exceptions
MWException

Reimplemented from FileRepo.

Definition at line 584 of file ForeignAPIRepo.php.

◆ canCacheThumbs()

ForeignAPIRepo::canCacheThumbs ( )

Are we locally caching the thumbnails?

Returns
bool

Definition at line 448 of file ForeignAPIRepo.php.

Referenced by __construct(), and getThumbUrlFromCache().

◆ enumFiles()

ForeignAPIRepo::enumFiles (   $callback)
Parameters
array | string$callback
Exceptions
MWException

Reimplemented from FileRepo.

Definition at line 577 of file ForeignAPIRepo.php.

◆ fetchImageQuery()

ForeignAPIRepo::fetchImageQuery (   $query)
Parameters
array$query
Returns
string

Definition at line 184 of file ForeignAPIRepo.php.

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

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

◆ fileExistsBatch()

ForeignAPIRepo::fileExistsBatch ( array  $files)
Parameters
array$files
Returns
array

Reimplemented from FileRepo.

Definition at line 121 of file ForeignAPIRepo.php.

References $f, $file, $files, $n, array(), as, fetchImageQuery(), FileBackend\isStoragePath(), and wfWarn().

◆ findBySha1()

ForeignAPIRepo::findBySha1 (   $hash)
Parameters
string$hash
Returns
array

Reimplemented from FileRepo.

Definition at line 227 of file ForeignAPIRepo.php.

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

◆ getApiUrl()

ForeignAPIRepo::getApiUrl ( )
Returns
string
Since
1.22

Definition at line 97 of file ForeignAPIRepo.php.

Referenced by getInfo().

◆ getFileProps()

ForeignAPIRepo::getFileProps (   $virtualUrl)
Parameters
string$virtualUrl
Returns
bool

Reimplemented from FileRepo.

Definition at line 176 of file ForeignAPIRepo.php.

◆ getIIProps()

static ForeignAPIRepo::getIIProps ( )
staticprotected
Returns
string
Since
1.23

Definition at line 528 of file ForeignAPIRepo.php.

◆ getImageInfo()

ForeignAPIRepo::getImageInfo (   $data)
Parameters
array$data
Returns
bool|array

Definition at line 211 of file ForeignAPIRepo.php.

References as.

Referenced by getThumbError(), and getThumbUrl().

◆ getInfo()

ForeignAPIRepo::getInfo ( )

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

Returns
array
Since
1.22

Reimplemented from FileRepo.

Definition at line 466 of file ForeignAPIRepo.php.

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

◆ getThumbError()

ForeignAPIRepo::getThumbError (   $name,
  $width = -1,
  $height = -1,
  $otherParams = '',
  $lang = null 
)
Parameters
string$name
int$width
int$height
string$otherParams
string$langLanguage code for language of error
Returns
bool|MediaTransformError
Since
1.22

Definition at line 285 of file ForeignAPIRepo.php.

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

◆ getThumbUrl()

ForeignAPIRepo::getThumbUrl (   $name,
  $width = -1,
  $height = -1,
$result = null,
  $otherParams = '' 
)
Parameters
string$name
int$width
int$height
array$resultOut parameter that will be changed by the function.
string$otherParams
Returns
bool

Definition at line 256 of file ForeignAPIRepo.php.

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

Referenced by getThumbUrlFromCache().

◆ 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$nameis a dbkey form of a title
int$width
int$height
string$paramsOther rendering parameters (page number, etc) from handler's makeParamString.
Returns
bool|string

Definition at line 325 of file ForeignAPIRepo.php.

References FileRepo\$backend, $name, $params, $wgMemc, array(), canCacheThumbs(), FileBackend\fileExists(), FileRepo\getBackend(), FileBackend\getFileTimestamp(), FileRepo\getHashPath(), FileRepo\getLocalCacheKey(), getThumbUrl(), getZonePath(), getZoneUrl(), global, httpGet(), FileBackend\prepare(), FileBackend\quickCreate(), FileRepo\validateFilename(), and wfDebug().

◆ getUserAgent()

static ForeignAPIRepo::getUserAgent ( )
static

The user agent the ForeignAPIRepo will use.

Returns
string

Definition at line 456 of file ForeignAPIRepo.php.

References Http\userAgent(), and VERSION.

Referenced by httpGet().

◆ getZonePath()

ForeignAPIRepo::getZonePath (   $zone)

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

Parameters
string$zone
Returns
bool|null|string

Reimplemented from FileRepo.

Definition at line 435 of file ForeignAPIRepo.php.

References array().

Referenced by getThumbUrlFromCache().

◆ getZoneUrl()

ForeignAPIRepo::getZoneUrl (   $zone,
  $ext = null 
)
See also
FileRepo::getZoneUrl()
Parameters
string$zone
string | null$extOptional file extension
Returns
String

Reimplemented from FileRepo.

Definition at line 419 of file ForeignAPIRepo.php.

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

Referenced by getThumbUrlFromCache().

◆ httpGet()

static ForeignAPIRepo::httpGet (   $url,
  $timeout = 'default',
  $options = array() 
)
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 502 of file ForeignAPIRepo.php.

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

Referenced by getThumbUrlFromCache(), and httpGetCached().

◆ httpGetCached()

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

HTTP GET request to a mediawiki API (with caching)

Parameters
string$targetUsed in cache key creation, mostly
array$queryThe query parameters for the API request
int$cacheTTLTime to live for the memcached caching
Returns
null

Definition at line 539 of file ForeignAPIRepo.php.

References $query, FileRepo\$url, $wgMemc, array(), FileRepo\getLocalCacheKey(), global, httpGet(), FileRepo\makeUrl(), and wfAppendQuery().

Referenced by fetchImageQuery(), and getInfo().

◆ newFile()

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

Reimplemented from FileRepo.

Definition at line 109 of file ForeignAPIRepo.php.

References $time, and $title.

Member Data Documentation

◆ $apiThumbCacheExpiry

int ForeignAPIRepo::$apiThumbCacheExpiry = 86400
protected

Check back with Commons after a day (24*60*60) *.

Definition at line 56 of file ForeignAPIRepo.php.

◆ $fileCacheExpiry

int ForeignAPIRepo::$fileCacheExpiry = 2592000
protected

Redownload thumbnail files after a month (86400*30) *.

Definition at line 58 of file ForeignAPIRepo.php.

◆ $fileFactory

ForeignAPIRepo::$fileFactory = array( 'ForeignAPIFile', 'newFromTitle' )
protected

Definition at line 55 of file ForeignAPIRepo.php.

◆ $imageInfoProps

ForeignAPIRepo::$imageInfoProps
staticprotected
Initial value:
'url',
'thumbnail',
'timestamp',
)

List of iiprop values for the thumbnail fetch queries.

Since
1.23

Definition at line 49 of file ForeignAPIRepo.php.

◆ $mFileExists

array ForeignAPIRepo::$mFileExists = array()
protected

Definition at line 60 of file ForeignAPIRepo.php.

◆ $mQueryCache

array ForeignAPIRepo::$mQueryCache = array()
private

Definition at line 62 of file ForeignAPIRepo.php.

◆ VERSION

const ForeignAPIRepo::VERSION = "2.1"

Definition at line 43 of file ForeignAPIRepo.php.

Referenced by getUserAgent().


The documentation for this class was generated from the following file:
array
the array() calling protocol came about after MediaWiki 1.4rc1.
List of Api Query prop modules.