MediaWiki REL1_34
UploadFromStash.php
Go to the documentation of this file.
1<?php
31 protected $mFileKey;
33 protected $mFileProps;
34 protected $mSourceType;
35
36 // an instance of UploadStash
37 private $stash;
38
39 // LocalFile repo
40 private $repo;
41
47 public function __construct( $user = false, $stash = false, $repo = false ) {
48 if ( $repo ) {
49 $this->repo = $repo;
50 } else {
51 $this->repo = RepoGroup::singleton()->getLocalRepo();
52 }
53
54 if ( $stash ) {
55 $this->stash = $stash;
56 } else {
57 if ( $user ) {
58 wfDebug( __METHOD__ . " creating new UploadStash instance for " . $user->getId() . "\n" );
59 } else {
60 wfDebug( __METHOD__ . " creating new UploadStash instance with no user\n" );
61 }
62
63 $this->stash = new UploadStash( $this->repo, $user );
64 }
65 }
66
71 public static function isValidKey( $key ) {
72 // this is checked in more detail in UploadStash
73 return (bool)preg_match( UploadStash::KEY_FORMAT_REGEX, $key );
74 }
75
80 public static function isValidRequest( $request ) {
81 // this passes wpSessionKey to getText() as a default when wpFileKey isn't set.
82 // wpSessionKey has no default which guarantees failure if both are missing
83 // (though that should have been caught earlier)
84 return self::isValidKey( $request->getText( 'wpFileKey', $request->getText( 'wpSessionKey' ) ) );
85 }
86
92 public function initialize( $key, $name = 'upload_file', $initTempFile = true ) {
99 $metadata = $this->stash->getMetadata( $key );
100 $this->initializePathInfo( $name,
101 $initTempFile ? $this->getRealPath( $metadata['us_path'] ) : false,
102 $metadata['us_size'],
103 false
104 );
105
106 $this->mFileKey = $key;
107 $this->mVirtualTempPath = $metadata['us_path'];
108 $this->mFileProps = $this->stash->getFileProps( $key );
109 $this->mSourceType = $metadata['us_source_type'];
110 }
111
115 public function initializeFromRequest( &$request ) {
116 // sends wpSessionKey as a default when wpFileKey is missing
117 $fileKey = $request->getText( 'wpFileKey', $request->getText( 'wpSessionKey' ) );
118
119 // chooses one of wpDestFile, wpUploadFile, filename in that order.
120 $desiredDestName = $request->getText(
121 'wpDestFile',
122 $request->getText( 'wpUploadFile', $request->getText( 'filename' ) )
123 );
124
125 $this->initialize( $fileKey, $desiredDestName );
126 }
127
131 public function getSourceType() {
132 return $this->mSourceType;
133 }
134
139 public function getTempFileSha1Base36() {
140 return $this->mFileProps['sha1'];
141 }
142
147 public function unsaveUploadedFile() {
148 return $this->stash->removeFile( $this->mFileKey );
149 }
150
154 public function postProcessUpload() {
155 parent::postProcessUpload();
156 $this->unsaveUploadedFile();
157 }
158}
wfDebug( $text, $dest='all', array $context=[])
Sends a line to the debug log if enabled or, optionally, to a comment in output.
UploadBase and subclasses are the backend of MediaWiki's file uploads.
getRealPath( $srcPath)
initializePathInfo( $name, $tempPath, $fileSize, $removeTempFile=false)
Initialize the path information.
Implements uploading from previously stored file.
getTempFileSha1Base36()
Get the base 36 SHA1 of the file.
static isValidKey( $key)
static isValidRequest( $request)
initializeFromRequest(&$request)
unsaveUploadedFile()
Remove a temporarily kept file stashed by saveTempUploadedFile().
postProcessUpload()
Remove the database record after a successful upload.
__construct( $user=false, $stash=false, $repo=false)
initialize( $key, $name='upload_file', $initTempFile=true)
UploadStash is intended to accomplish a few things:
const KEY_FORMAT_REGEX