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LocalS3File.php
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LocalS3File.php
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<?php
/*
Modified to work with 1.21 and CloudFront.
Owen Borseth - owen at borseth dot us
*/
/**
* Bump this number when serialized cache records may be incompatible.
*/
define( 'MW_FILE_VERSION', 8 );
/**
* Class to represent a file located in the Amazon S3 system, in the wiki's own database
*
* Based on LocalFile.php, LocalRepo.php, FSRepo.php and OldLocalFile.php (ver 1.16-alpha, r69121)
*
* Provides methods to retrieve paths (physical, logical, URL),
* to generate image thumbnails or for uploading.
*
* Note that only the repo object knows what its file class is called. You should
* never name a file class explictly outside of the repo class. Instead use the
* repo's factory functions to generate file objects, for example:
*
* RepoGroup::singleton()->getLocalRepo()->newFile($title);
*
* The convenience functions wfLocalFile() and wfFindFile() should be sufficient
* in most cases.
*
* @ingroup FileRepo
*/
class LocalS3File extends File {
var $thumbTempPath = NULL;
/**#@+
* @private
*/
var $fileExists, # does the file file exist on disk? (loadFromXxx)
$historyLine, # Number of line to return by nextHistoryLine() (constructor)
$historyRes, # result of the query for the file's history (nextHistoryLine)
$width, # \
$height, # |
$bits, # --- returned by getimagesize (loadFromXxx)
$attr, # /
$media_type, # MEDIATYPE_xxx (bitmap, drawing, audio...)
$mime, # MIME type, determined by MimeMagic::guessMimeType
$major_mime, # Major mime type
$minor_mime, # Minor mime type
$size, # Size in bytes (loadFromXxx)
$metadata, # Handler-specific metadata
$timestamp, # Upload timestamp
$sha1, # SHA-1 base 36 content hash
$user, $user_text, # User, who uploaded the file
$description, # Description of current revision of the file
$dataLoaded, # Whether or not all this has been loaded from the database (loadFromXxx)
$upgraded, # Whether the row was upgraded on load
$locked, # True if the image row is locked
$tempPath, # path on Windows/Linux server of temporary file, copy of S3 file
$missing, # True if file is not present in file system. Not to be cached in memcached
$deleted; # Bitfield akin to rev_deleted
/**#@-*/
/**
* Get a query string authenticated URL
*
* @param string $bucket Bucket name
* @param string $uri Object URI
* @param integer $lifetime Lifetime in seconds
* @param boolean $hostBucket Use the bucket name as the hostname
* @param boolean $https Use HTTPS ($hostBucket should be false for SSL verification)
* @return string
*/
public static function getAuthenticatedURL($bucket, $uri, $lifetime, $hostBucket = false, $https = false) {
global $s3;
return $s3->getAuthenticatedURL($bucket, $uri, $lifetime, $hostBucket, $https);
}
/** Get the URL of the archive directory, or a particular file if $suffix is specified */
function getArchiveUrl( $suffix = false ) {
wfDebug( __METHOD__ . " suffix: $suffix, url:".print_r($this->url, true)."\n" );
if ( $suffix === false ) {
$path = $this->repo->getZoneUrl('public') . '/archive/' . $this->getHashPath();
$path = substr( $path, 0, -1 );
} else {
$path = '/archive/' . $this->getHashPath($suffix) . $suffix;
if(! $this->repo->AWS_S3_PUBLIC) {
$path = self::getAuthenticatedURL($this->repo->AWS_S3_BUCKET, $this->repo->getZonePath('public') . $path, 60*60*24*7 /*week*/, false, $this->repo->AWS_S3_SSL);
} else {
$path = $this->repo->getZoneUrl('public') . $path;
}
}
wfDebug( __METHOD__ . " return: $path \n".print_r($this,true)."\n" );
return $path;
}
/**
* Create a LocalS3File from a title
* Do not call this except from inside a repo class.
*
* Note: $unused param is only here to avoid an E_STRICT
*/
static function newFromTitle( $title, $repo, $unused = null ) {
return new self( $title, $repo );
}
/**
* Create a LocalS3File from a row
* Do not call this except from inside a repo class.
*/
static function newFromRow( $row, $repo ) {
$title = Title::makeTitle( NS_FILE, $row->img_name );
$file = new self( $title, $repo );
$file->loadFromRow( $row );
return $file;
}
/**
* Create a LocalS3File from a SHA-1 key
* Do not call this except from inside a repo class.
*/
static function newFromKey( $sha1, $repo, $timestamp = false ) {
# Polymorphic function name to distinguish foreign and local fetches
$fname = get_class( $this ) . '::' . __FUNCTION__;
$conds = array( 'img_sha1' => $sha1 );
if( $timestamp ) {
$conds['img_timestamp'] = $timestamp;
}
$row = $dbr->selectRow( 'image', $this->getCacheFields( 'img_' ), $conds, $fname );
if( $row ) {
return self::newFromRow( $row, $repo );
} else {
return false;
}
}
/**
* Fields in the image table
*/
static function selectFields() {
return array(
'img_name',
'img_size',
'img_width',
'img_height',
'img_metadata',
'img_bits',
'img_media_type',
'img_major_mime',
'img_minor_mime',
'img_description',
'img_user',
'img_user_text',
'img_timestamp',
'img_sha1',
);
}
/**
* Constructor.
* Do not call this except from inside a repo class.
*/
function __construct( $title, $repo ) {
if( !is_object( $title ) ) {
throw new MWException( __CLASS__ . ' constructor given bogus title.' );
}
parent::__construct( $title, $repo );
$this->metadata = '';
$this->historyLine = 0;
$this->historyRes = null;
$this->dataLoaded = false;
}
/**
* Get the memcached key for the main data for this file, or false if
* there is no access to the shared cache.
*/
function getCacheKey() {
$hashedName = md5( $this->getName() );
return $this->repo->getSharedCacheKey( 'file', $hashedName );
}
/**
* Try to load file metadata from memcached. Returns true on success.
*/
function loadFromCache() {
global $wgMemc;
wfProfileIn( __METHOD__ );
$this->dataLoaded = false;
$key = $this->getCacheKey();
if ( !$key ) {
wfProfileOut( __METHOD__ );
return false;
}
$cachedValues = $wgMemc->get( $key );
// Check if the key existed and belongs to this version of MediaWiki
if ( isset( $cachedValues['version'] ) && ( $cachedValues['version'] == MW_FILE_VERSION ) ) {
wfDebug( "Pulling file metadata from cache key $key\n" );
$this->fileExists = $cachedValues['fileExists'];
if ( $this->fileExists ) {
$this->setProps( $cachedValues );
}
$this->dataLoaded = true;
}
if ( $this->dataLoaded ) {
wfIncrStats( 'image_cache_hit' );
} else {
wfIncrStats( 'image_cache_miss' );
}
wfProfileOut( __METHOD__ );
return $this->dataLoaded;
}
/**
* Save the file metadata to memcached
*/
function saveToCache() {
global $wgMemc;
$this->load();
$key = $this->getCacheKey();
if ( !$key ) {
return;
}
$fields = $this->getCacheFields( '' );
$cache = array( 'version' => MW_FILE_VERSION );
$cache['fileExists'] = $this->fileExists;
if ( $this->fileExists ) {
foreach ( $fields as $field ) {
$cache[$field] = $this->$field;
}
}
$wgMemc->set( $key, $cache, 60 * 60 * 24 * 7 ); // A week
}
/**
* Load metadata from the file itself
*/
function loadFromFile() {
$this->setProps( self::getPropsFromPath( $this->getPath() ) );
}
function getCacheFields( $prefix = 'img_' ) {
static $fields = array( 'size', 'width', 'height', 'bits', 'media_type',
'major_mime', 'minor_mime', 'metadata', 'timestamp', 'sha1', 'user', 'user_text', 'description' );
static $results = array();
if ( $prefix == '' ) {
return $fields;
}
if ( !isset( $results[$prefix] ) ) {
$prefixedFields = array();
foreach ( $fields as $field ) {
$prefixedFields[] = $prefix . $field;
}
$results[$prefix] = $prefixedFields;
}
return $results[$prefix];
}
/**
* Load file metadata from the DB
*/
function loadFromDB() {
# Polymorphic function name to distinguish foreign and local fetches
$fname = get_class( $this ) . '::' . __FUNCTION__;
wfProfileIn( $fname );
# Unconditionally set loaded=true, we don't want the accessors constantly rechecking
$this->dataLoaded = true;
$dbr = $this->repo->getMasterDB();
$row = $dbr->selectRow( 'image', $this->getCacheFields( 'img_' ), array( 'img_name' => $this->getName() ), $fname );
if ( $row ) {
$this->loadFromRow( $row );
} else {
$this->fileExists = false;
}
wfProfileOut( $fname );
}
/**
* Decode a row from the database (either object or array) to an array
* with timestamps and MIME types decoded, and the field prefix removed.
*/
function decodeRow( $row, $prefix = 'img_' ) {
$array = (array)$row;
$prefixLength = strlen( $prefix );
// Sanity check prefix once
if ( substr( key( $array ), 0, $prefixLength ) !== $prefix ) {
throw new MWException( __METHOD__ . ': incorrect $prefix parameter' );
}
$decoded = array();
foreach ( $array as $name => $value ) {
$decoded[substr( $name, $prefixLength )] = $value;
}
$decoded['timestamp'] = wfTimestamp( TS_MW, $decoded['timestamp'] );
if ( empty( $decoded['major_mime'] ) ) {
$decoded['mime'] = 'unknown/unknown';
} else {
if ( !$decoded['minor_mime'] ) {
$decoded['minor_mime'] = 'unknown';
}
$decoded['mime'] = $decoded['major_mime'] . '/' . $decoded['minor_mime'];
}
# Trim zero padding from char/binary field
$decoded['sha1'] = rtrim( $decoded['sha1'], "\0" );
return $decoded;
}
/**
* Load file metadata from a DB result row
*/
function loadFromRow( $row, $prefix = 'img_' ) {
$this->dataLoaded = true;
$array = $this->decodeRow( $row, $prefix );
foreach ( $array as $name => $value ) {
$this->$name = $value;
}
$this->fileExists = true;
$this->maybeUpgradeRow();
}
/**
* Load file metadata from cache or DB, unless already loaded
*/
function load($flags = 0) {
if ( !$this->dataLoaded ) {
if ( !$this->loadFromCache() ) {
$this->loadFromDB();
$this->saveToCache();
}
$this->dataLoaded = true;
}
}
/**
* Upgrade a row if it needs it
*/
function maybeUpgradeRow() {
if ( wfReadOnly() ) {
return;
}
if ( is_null( $this->media_type ) || $this->mime == 'image/svg')
{
$this->upgradeRow();
$this->upgraded = true;
}
else
{
$handler = $this->getHandler();
if ( $handler && !$handler->isMetadataValid( $this, $this->metadata ) )
{
$this->upgradeRow();
$this->upgraded = true;
}
}
}
function getUpgraded() {
return $this->upgraded;
}
/**
* Fix assorted version-related problems with the image row by reloading it from the file
*/
function upgradeRow() {
wfProfileIn( __METHOD__ );
$this->loadFromFile();
# Don't destroy file info of missing files
if ( !$this->fileExists ) {
wfDebug( __METHOD__ . ": file does not exist, aborting\n" );
wfProfileOut( __METHOD__ );
return;
}
$dbw = $this->repo->getMasterDB();
list( $major, $minor ) = self::splitMime( $this->mime );
if ( wfReadOnly() ) {
wfProfileOut( __METHOD__ );
return;
}
wfDebug( __METHOD__ . ': upgrading ' . $this->getName() . " to the current schema\n" );
$dbw->update( 'image',
array(
'img_width' => $this->width,
'img_height' => $this->height,
'img_bits' => $this->bits,
'img_media_type' => $this->media_type,
'img_major_mime' => $major,
'img_minor_mime' => $minor,
'img_metadata' => $this->metadata,
'img_sha1' => $this->sha1,
), array( 'img_name' => $this->getName() ),
__METHOD__
);
$this->saveToCache();
wfProfileOut( __METHOD__ );
}
/**
* Set properties in this object to be equal to those given in the
* associative array $info. Only cacheable fields can be set.
*
* If 'mime' is given, it will be split into major_mime/minor_mime.
* If major_mime/minor_mime are given, $this->mime will also be set.
*/
function setProps( $info ) {
$this->dataLoaded = true;
$fields = $this->getCacheFields( '' );
$fields[] = 'fileExists';
foreach ( $fields as $field )
{
if ( isset( $info[$field] ) )
{
$this->$field = $info[$field];
}
}
// Fix up mime fields
if ( isset( $info['major_mime'] ) ) {
$this->mime = "{$info['major_mime']}/{$info['minor_mime']}";
} elseif ( isset( $info['mime'] ) ) {
list( $this->major_mime, $this->minor_mime ) = self::splitMime( $this->mime );
}
}
/** splitMime inherited */
/** getName inherited */
/** getTitle inherited */
/** getURL inherited */
/** getViewURL inherited */
/** getPath WAS inherited */
/** isVisible inhereted */
function isMissing() {
if( $this->missing === null ) {
list( $fileExists ) = $this->repo->fileExistsBatch( array( $this->getVirtualUrl() )/*, FSs3Repo::FILES_ONLY*/ );
$this->missing = !$fileExists;
}
return $this->missing;
}
/**
* Return the width of the image
*
* Returns false on error
*/
public function getWidth( $page = 1 ) {
$this->load();
if ( $this->isMultipage() ) {
$dim = $this->getHandler()->getPageDimensions( $this, $page );
if ( $dim ) {
return $dim['width'];
} else {
return false;
}
} else {
return $this->width;
}
}
/**
* Return the height of the image
*
* Returns false on error
*/
public function getHeight( $page = 1 ) {
$this->load();
if ( $this->isMultipage() ) {
$dim = $this->getHandler()->getPageDimensions( $this, $page );
if ( $dim ) {
return $dim['height'];
} else {
return false;
}
} else {
return $this->height;
}
}
/**
* Returns ID or name of user who uploaded the file
*
* @param $type string 'text' or 'id'
*/
function getUser( $type = 'text' ) {
$this->load();
if( $type == 'text' ) {
return $this->user_text;
} elseif( $type == 'id' ) {
return $this->user;
}
}
/**
* Get handler-specific metadata
*/
function getMetadata() {
$this->load();
return $this->metadata;
}
function getBitDepth() {
$this->load();
return $this->bits;
}
/**
* Return the size of the image file, in bytes
*/
public function getSize() {
$this->load();
return $this->size;
}
/**
* Returns the mime type of the file.
*/
function getMimeType() {
$this->load();
return $this->mime;
}
/**
* Return the type of the media in the file.
* Use the value returned by this function with the MEDIATYPE_xxx constants.
*/
function getMediaType() {
$this->load();
return $this->media_type;
}
/** canRender inherited */
/** mustRender inherited */
/** allowInlineDisplay inherited */
/** isSafeFile inherited */
/** isTrustedFile inherited */
function getLocalRefPath()
{
if($this->thumbTempPath)
return($this->thumbTempPath);
else
return(parent::getetLocalRefPath());
}
/**
* Returns true if the file file exists on disk.
* @return boolean Whether file file exist on disk.
*/
public function exists() {
$this->load();
return $this->fileExists;
}
/**
* Returns true if the file comes from the local file repository.
*
* @return bool
*/
function isLocal() {
return true; // s3 is considered local for these purposes
}
/** getTransformScript inherited */
/** getUnscaledThumb inherited */
/** thumbName inherited */
/** createThumb inherited */
/** getThumbnail inherited */
/** transform WAS inherited */
/**
* Transform a media file
*
* @param array $params An associative array of handler-specific parameters. Typical
* keys are width, height and page.
* @param integer $flags A bitfield, may contain self::RENDER_NOW to force rendering
* @return MediaTransformOutput
* Key to s3 Uploads
*/
function transform( $params, $flags = 0 ) {
global $wgUseSquid, $wgIgnoreImageErrors;
global $s3;
wfDebug( __METHOD__ . ": ".print_r($params,true)."\n" );
wfProfileIn( __METHOD__ );
do {
if ( !$this->canRender() ) {
// not a bitmap or renderable image, don't try.
$thumb = $this->iconThumb();
break;
}
$script = $this->getTransformScript();
if ( $script && !($flags & self::RENDER_NOW) ) {
// Use a script to transform on client request, if possible
$thumb = $this->handler->getScriptedTransform( $this, $script, $params );
if( $thumb ) {
break;
}
}
//I believe the issue is here due to public conversion works but without a key private does not.
$normalisedParams = $params;
$this->handler->normaliseParams( $this, $normalisedParams );
$thumbName = $this->thumbName( $normalisedParams );
$thumbPath = $this->getThumbPath( $thumbName );
$thumbUrl = $this->getThumbUrl( $thumbPath );
wfDebug( __METHOD__.": thumbName: $thumbName, thumbPath: $thumbPath\n thumbUrl: $thumbUrl\n" );
if ( $this->repo->canTransformVia404() && !($flags & self::RENDER_NOW ) ) {
$thumb = $this->handler->getTransform( $this, $thumbPath, $thumbUrl, $params );
break;
}
wfDebug( __METHOD__.": Doing stat for $thumbPath\n ($thumbUrl)\n" );
$this->migrateThumbFile( $thumbName );
//$thumbPath - is the full path of the image on s3
$info = $s3->getObjectInfo($this->repo->AWS_S3_BUCKET, $thumbPath);
//thumbTempPath
//This makes the temp file and then attempts to put contents in to the temp file
$this->thumbTempPath = tempnam(wfTempDir(), "s3thumb-");
//copy($this->getUrl(), $this->thumbTempPath);
//Get Full Path of Original Uploaded Image
$fullPath = str_replace("thumb/", "", $thumbPath);
$fullPath = explode("/",$fullPath);
unset( $fullPath[ count($fullPath) - 1]);
$fullPath = implode("/",$fullPath);
//echo $fullPath."<br>";
//echo $thumbPath."<br>";
//echo $this->thumbTempPath."<br><br><br>";
//This is where it request the file and put it in the thumbTempPath
$s3->getObject(
$this->repo->AWS_S3_BUCKET,
$fullPath,
$this->thumbTempPath
);
if(!file_exists($this->thumbTempPath)){
$tmpImg = file_get_contents($this->getUrl());
if(!empty($tmpImg) && !is_object($tmpImg)){
file_put_contents($this->thumbTempPath, $tmpImg);
}
}
//copy($this->thumbTempPath, $thumbPath);
/*
//if private then it needs to try again with key
if(!preg_match("/AWSAccessKeyId/",$thumbUrl) && $this->repo->AWS_S3_PUBLIC ){
//public static function getAuthenticatedURL($bucket, $uri, $lifetime, $hostBucket = false, $https = false) {
$thumbUrl = self::getAuthenticatedURL($this->repo->AWS_S3_BUCKET, $thumbPath, 60*60*24*7, false, $this->repo->AWS_S3_SSL);
}
*/
wfDebug(__METHOD__." thumbPath: $thumbPath\ninfo:".print_r($info,true)."\n");
//Gets the transformed file, not sure where it transformed it though.
if ( $info /*file_exists( $thumbPath )*/ ) {
$thumb = $this->handler->getTransform( $this, $thumbPath, $thumbUrl, $params );
break;
}
//This makes the thumb from the temp file
$thumb = $this->handler->doTransform( $this, $this->thumbTempPath, $thumbUrl, $params );
wfDebug( __METHOD__. " thumb: ".print_r($thumb->getUrl(),true)."\n" );
$s3path = $thumbPath;
//This puts the file to the temp location
$info = $s3->putObjectFile($this->thumbTempPath, $this->repo->AWS_S3_BUCKET, $s3path,
($this->repo->AWS_S3_PUBLIC ? S3::ACL_PUBLIC_READ : S3::ACL_PRIVATE));
wfDebug(__METHOD__." thumbTempPath: $this->thumbTempPath, dest: $s3path\ninfo:".print_r($info,true)."\n");
// Ignore errors if requested
if ( !$thumb ) {
$thumb = null;
} elseif ( $thumb->isError() ) {
$this->lastError = $thumb->toText();
if ( $wgIgnoreImageErrors && !($flags & self::RENDER_NOW) ) {
$thumb = $this->handler->getTransform( $this, $thumbPath, $thumbUrl, $params );
}
}
// Purge. Useful in the event of Core -> Squid connection failure or squid
// purge collisions from elsewhere during failure. Don't keep triggering for
// "thumbs" which have the main image URL though (bug 13776)
if ( $wgUseSquid && ( !$thumb || $thumb->isError() || $thumb->getUrl() != $this->getURL()) ) {
SquidUpdate::purge( array( $thumbUrl ) );
}
} while (false);
wfProfileOut( __METHOD__ );
wfDebug( __METHOD__. " return thumb: ".print_r($thumb,true)."\n" );
return is_object( $thumb ) ? $thumb : false;
}
public function generateAndSaveThumb( $tmpFile, $transformParams, $flags ) {
global $IP, $wgUploadDirectory, $wgAWS_S3_BUCKET, $wgAWS_BucketDir, $aws_s3_client, $wgUploadBaseUrl;
global $wgIgnoreImageErrors;
$stats = RequestContext::getMain()->getStats();
$handler = $this->getHandler();
$normalisedParams = $transformParams;
$handler->normaliseParams( $this, $normalisedParams );
$thumbName = $this->thumbName( $normalisedParams );
$thumbUrl = $this->getThumbUrl( $thumbName );
$thumbPath = $this->getThumbPath( $thumbName ); // final thumb path
//S3 determine if thumb is on S3 if not use original
//$this->file_existsS3();
$this->thumbTempPath = tempnam(wfTempDir(), "s3thumb-");
$s3->getObject(
$this->repo->AWS_S3_BUCKET,
$thumbPath,
$this->thumbTempPath
);
//$tmpThumbPath = $tmpFile->getPath();
/**/
//This only can be activated once the sync is complete and the delete files have been deleted.
//This section searches for the thumbpath and if it does not exists
if(!file_exists($tmpThumbPath) || filesize($tmpThumbPath) == 0){
//Get Path
//$s3ThumbPath = str_replace("https://".$wgAWS_S3_BUCKET.".s3.amazonaws.com/","",$thumbUrl);
//$temps3 = explode("?",$s3ThumbPath);
//$s3ThumbPath = $temps3[0];
$s3ThumbPath = str_replace("images/", "", $wgUploadDirectory)."/thumb".str_replace("mwstore://local-backend/local-thumb", "", $thumbPath);
$s3FullPath = explode("/", str_replace("images/", "", $wgUploadDirectory)."".str_replace("mwstore://local-backend/local-thumb", "", $thumbPath));
unset( $s3FullPath[ count($s3FullPath)-1 ] );
$s3FullPath = implode("/", $s3FullPath);
if($this->file_existsS3($s3ThumbPath)){
//$tmpThumbPath = $this->getS3Url($s3ThumbPath); //$thumbUrl;
//$thumbUrl = $this->getS3Url($s3ThumbPath);
} else if($this->file_existsS3($s3FullPath)){
//$tmpThumbPath = $this->getS3Url($s3FullPath); //$thumbUrl;
//$thumbUrl = $this->getS3Url($s3FullPath);
}
}
/**/
if ( $handler->supportsBucketing() ) {
$this->generateBucketsIfNeeded( $normalisedParams, $flags );
}
$starttime = microtime( true );
// Actually render the thumbnail...
//Add the s3 capability of getting the s3 url to generate new thumbnail if it didnt exists
/*
$thumbUrl = "/opt/bitnami/apache2/htdocs/images/noaccess.png";
$thumb = $handler->doTransform( $image, $dstPath, $dstUrl, $params, $flags = 0);
*/
//echo $thumbUrl."<br>";
$thumb = $handler->doTransform( $this , $tmpThumbPath, $thumbUrl, $transformParams );
/*ß
if(preg_match("/120px/",$thumbUrl)){
echo "<br><pre>";
print_r($thumb);
echo $tmpThumbPath."<br>";
echo $thumbUrl."<br>";
echo "</pre>";
}
*/
$tmpFile->bind( $thumb ); // keep alive with $thumb
$statTiming = microtime( true ) - $starttime;
$stats->timing( 'media.thumbnail.generate.transform', 1000 * $statTiming );
/*
Kelvin
*/
if ( !$thumb ) { // bad params?
$thumb = false;
} elseif ( $thumb->isError() ) { // transform error
/** @var $thumb MediaTransformError */
$this->lastError = $thumb->toText();
// Ignore errors if requested
if ( $wgIgnoreImageErrors && !( $flags & self::RENDER_NOW ) ) {
$thumb = $handler->getTransform( $this, $tmpThumbPath, $thumbUrl, $transformParams );
}
} elseif ( $this->repo && $thumb->hasFile() && !$thumb->fileIsSource() ) {
// Copy the thumbnail from the file system into storage...
$starttime = microtime( true );
$disposition = $this->getThumbDisposition( $thumbName );
$status = $this->repo->quickImport( $tmpThumbPath, $thumbPath, $disposition );
if ( $status->isOK() ) {
$thumb->setStoragePath( $thumbPath );
} else {
$thumb = $this->transformErrorOutput( $thumbPath, $thumbUrl, $transformParams, $flags );
}
$statTiming = microtime( true ) - $starttime;
$stats->timing( 'media.thumbnail.generate.store', 1000 * $statTiming );
// Give extensions a chance to do something with this thumbnail...
Hooks::run( 'FileTransformed', [ $this, $thumb, $tmpThumbPath, $thumbPath ] );
}
return $thumb;
}
/** Get the URL of the thumbnail directory, or a particular file if $suffix is specified.
* $suffix is a path relative to the S3 bucket, and includes the upload directory
*/
function getThumbUrl( $suffix = false ) {
if($this->repo->cloudFrontUrl)
$path = $this->repo->cloudFrontUrl . "$suffix";
else
$path = $this->repo->getUrlBase() . "/$suffix";
if(!$this->repo->AWS_S3_PUBLIC){
$this->url = self::getAuthenticatedURL($this->repo->AWS_S3_BUCKET,
$suffix, 60*60*24*7, false,
$this->repo->AWS_S3_SSL);
}
$path = self::getAuthenticatedURL($this->repo->AWS_S3_BUCKET,
$suffix, 60*60*24*7, false,
$this->repo->AWS_S3_SSL);
return $path;
}
/**
* Return the full filesystem path to the file. Note that this does
* not mean that a file actually exists under that location.
*
* This path depends on whether directory hashing is active or not,
* i.e. whether the files are all found in the same directory,
* or in hashed paths like /images/3/3c.
*
*
* If forceExist is true, will copy file from S3 and put it in a temp file.
* The temp filename will be returned.
*
* May return false if the file is not locally accessible.
*/
public function getPath( $forceExist=true ) {
global $s3;
if ( !isset( $this->tempPath ) ) {
$this->tempPath = tempnam(wfTempDir(), "s3file-");
//This is not getting private files - kelvin
$info = $s3->getObject(
$this->repo->AWS_S3_BUCKET,
$this->repo->directory . '/' . $this->getUrlRel(),
$this->tempPath
);
if(!$info) $this->tempPath = false;
}
return $this->tempPath;
}
/**
* Fix thumbnail files from 1.4 or before, with extreme prejudice
*/
function migrateThumbFile( $thumbName ) {
// can't do this in S3, files and directories are conceptually different than Linux
return; /***************/
$thumbDir = $this->getThumbPath();
$thumbPath = "$thumbDir/$thumbName";
if ( is_dir( $thumbPath ) ) {
// Directory where file should be
// This happened occasionally due to broken migration code in 1.5
// Rename to broken-*
for ( $i = 0; $i < 100 ; $i++ ) {
$broken = $this->repo->getZonePath( 'public' ) . "/broken-$i-$thumbName";
if ( !file_exists( $broken ) ) {
rename( $thumbPath, $broken );
break;
}
}
// Doesn't exist anymore
clearstatcache();
}
if ( is_file( $thumbDir ) ) {
// File where directory should be
unlink( $thumbDir );
// Doesn't exist anymore
clearstatcache();
}
}
/** getHandler inherited */
/** iconThumb inherited */
/** getLastError inherited */
/**
* Get all thumbnail names previously generated for this file
*/
function getThumbnails() {
$this->load();
$files = array();
$dir = $this->getThumbPath();
if ( is_dir( $dir ) ) {
$handle = opendir( $dir );
if ( $handle ) {
while ( false !== ( $file = readdir( $handle ) ) ) {
if ( $file{0} != '.' ) {
$files[] = $file;
}
}
closedir( $handle );
}
}
return $files;
}
/**
* Refresh metadata in memcached, but don't touch thumbnails or squid
*/
function purgeMetadataCache() {
$this->loadFromDB();
$this->saveToCache();
$this->purgeHistory();
}
/**
* Purge the shared history (OldLocalS3File) cache
*/
function purgeHistory() {
global $wgMemc;
$hashedName = md5( $this->getName() );
$oldKey = $this->repo->getSharedCacheKey( 'oldfile', $hashedName );
if ( $oldKey ) {
$wgMemc->delete( $oldKey );
}
}
/**
* Delete all previously generated thumbnails, refresh metadata in memcached and purge the squid
*/
function purgeCache($options = []) {
// Refresh metadata cache
$this->purgeMetadataCache();
// Delete thumbnails
$this->purgeThumbnails();
// Purge squid cache for this file
SquidUpdate::purge( array( $this->getURL() ) );
}
/**
* Delete cached transformed files
*/
function purgeThumbnails() {
global $wgUseSquid;
// Delete thumbnails
$files = $this->getThumbnails();
$dir = $this->getThumbPath();
$urls = array();
foreach ( $files as $file ) {
# Check that the base file name is part of the thumb name
# This is a basic sanity check to avoid erasing unrelated directories