/**
* @brief Validates file upload (whenever it's regular upload or by-url upload) and sets status and errorMsg
*
* @param integer $errorNo variable being checked
*
* @return String
* @author Andrzej 'nAndy' Łukaszewski
*/
private function validateUpload($errorNo)
{
switch ($errorNo) {
case UPLOAD_ERR_NO_FILE:
return wfMessage('user-identity-box-avatar-error-nofile')->escaped();
break;
case UPLOAD_ERR_CANT_WRITE:
return wfMessage('user-identity-box-avatar-error-cantwrite')->escaped();
break;
case UPLOAD_ERR_FORM_SIZE:
return wfMessage('user-identity-box-avatar-error-size', (int) (self::AVATAR_MAX_SIZE / 1024))->escaped();
break;
case UPLOAD_ERR_EXTENSION:
return wfMessage('userprofilepage-avatar-error-type', $this->wg->Lang->listToText(ImageOperationsHelper::getAllowedMime()))->escaped();
break;
case ImageOperationsHelper::UPLOAD_ERR_RESOLUTION:
return wfMessage('userprofilepage-avatar-error-resolution')->escaped();
break;
default:
return wfMessage('user-identity-box-avatar-error')->escaped();
}
}
/**
* Given the filename of the temporary image, post-process the image to be the right size, format, etc.
*
* Returns an error code if there is an error or UPLOAD_ERR_OK if there were no errors.
*
* @param String $sTmpFile -- the full path to the temporary image file (will be deleted after processing).
* @param $errorNo -- optional initial error-code state.
* @param $errorMsg -- optional string containing details on what went wrong if there is an UPLOAD_ERR_EXTENSION.
*/
private function postProcessImageInternal($sTmpFile, &$errorNo = UPLOAD_ERR_OK, &$errorMsg = '')
{
wfProfileIn(__METHOD__);
$aImgInfo = getimagesize($sTmpFile);
/**
* check if mimetype is allowed
*/
$aAllowMime = array('image/jpeg', 'image/pjpeg', 'image/gif', 'image/png', 'image/x-png', 'image/jpg');
if (!in_array($aImgInfo['mime'], $aAllowMime)) {
global $wgLang;
// This seems to be the most appropriate error message to describe that the image type is invalid.
// Available error codes; http://php.net/manual/en/features.file-upload.errors.php
$errorNo = UPLOAD_ERR_EXTENSION;
$errorMsg = wfMsg('blog-avatar-error-type', $aImgInfo['mime'], $wgLang->listToText($aAllowMime));
// Wikia::log( __METHOD__, 'mime', $errorMsg);
wfProfileOut(__METHOD__);
return $errorNo;
}
switch ($aImgInfo['mime']) {
case 'image/gif':
$oImgOrig = @imagecreatefromgif($sTmpFile);
break;
case 'image/pjpeg':
case 'image/jpeg':
case 'image/jpg':
$oImgOrig = @imagecreatefromjpeg($sTmpFile);
break;
case 'image/x-png':
case 'image/png':
$oImgOrig = @imagecreatefrompng($sTmpFile);
break;
}
$aOrigSize = array('width' => $aImgInfo[0], 'height' => $aImgInfo[1]);
/**
* generate new image to png format
*/
$addedAvatars = array();
$sFilePath = $this->getFullPath();
$ioh = new ImageOperationsHelper();
$oImg = $ioh->postProcess($oImgOrig, $aOrigSize);
/**
* save to new file ... but create folder for it first
*/
if (!is_dir(dirname($sFilePath)) && !wfMkdirParents(dirname($sFilePath))) {
wfDebugLog("avatar", __METHOD__ . sprintf(": Cannot create directory %s", dirname($sFilePath)), true);
wfProfileOut(__METHOD__);
return UPLOAD_ERR_CANT_WRITE;
}
if (!imagepng($oImg, $sFilePath)) {
wfDebugLog("avatar", __METHOD__ . ": Cannot save png Avatar: {$sFilePath}", true);
$errorNo = UPLOAD_ERR_CANT_WRITE;
} else {
/* remove tmp file */
imagedestroy($oImg);
$sUserText = $this->mUser->getName();
$mUserPage = Title::newFromText($sUserText, NS_USER);
$oLogPage = new LogPage(AVATAR_LOG_NAME);
$oLogPage->addEntry('avatar_chn', $mUserPage, '');
unlink($sTmpFile);
/**
* notify image replication system
*/
global $wgEnableUploadInfoExt;
if ($wgEnableUploadInfoExt) {
UploadInfo::log($mUserPage, $sFilePath, $this->getLocalPath());
}
// remove generated thumbnails
$this->purgeThumbnails();
$errorNo = UPLOAD_ERR_OK;
}
return $errorNo;
}