Files
Website/app/Models/Media.php

1033 lines
32 KiB
PHP

<?php
namespace App\Models;
use App\Enum\HttpResponseCodes;
use App\Jobs\MediaWorkerJob;
use App\Jobs\MoveMediaJob;
use App\Traits\Uuids;
use FFMpeg\Coordinate\TimeCode;
use FFMpeg\FFMpeg;
use Illuminate\Contracts\Container\BindingResolutionException;
use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;
use Illuminate\Database\Eloquent\Relations\HasMany;
use Illuminate\Foundation\Bus\DispatchesJobs;
use Illuminate\Http\JsonResponse;
use Illuminate\Support\Facades\Cache;
use Illuminate\Support\Facades\Config;
use Illuminate\Support\Facades\File;
use Illuminate\Support\Facades\Log;
use Illuminate\Support\Facades\Storage;
use Intervention\Image\Facades\Image;
use SplFileInfo;
use Symfony\Component\HttpFoundation\StreamedResponse;
class Media extends Model
{
use HasFactory;
use Uuids;
use DispatchesJobs;
public const NO_ERROR = 0;
public const INVALID_FILE_ERROR = 1;
public const FILE_SIZE_EXCEEDED_ERROR = 2;
public const FILE_NAME_EXISTS_ERROR = 3;
public const TEMP_FILE_ERROR = 4;
public const STORAGE_VALID = 0;
public const STORAGE_MIME_MISSING = 10; // Mime type is missing and cannot verify
public const STORAGE_NOT_FOUND = 11; // Storage name is not found
public const STORAGE_INVALID_SECURITY = 12; // Security setting invalid for storage
/**
* The attributes that are mass assignable.
*
* @var array<int, string>
*/
protected $fillable = [
'title',
'user_id',
'mime_type',
'security_type',
'security_data',
'storage',
'description',
'name',
'size',
];
/**
* The attributes that are appended.
*
* @var array<string>
*/
protected $appends = [
'url',
];
/**
* The default attributes.
*
* @var string[]
*/
protected $attributes = [
'storage' => 'cdn',
'variants' => '[]',
'description' => '',
'dimensions' => '',
'security_type' => '',
'security_data' => '',
'thumbnail' => '',
];
/**
* The storage file list cache.
*
* @var array
*/
protected static $storageFileListCache = [];
/**
* Object variant details.
*
* @var int[][][]
*/
protected static $objectVariants = [
'image' => [
'small' => ['width' => 300, 'height' => 225],
'medium' => ['width' => 768, 'height' => 576],
'large' => ['width' => 1024, 'height' => 768],
'xlarge' => ['width' => 1536, 'height' => 1152],
'xxlarge' => ['width' => 2048, 'height' => 1536],
'scaled' => ['width' => 2560, 'height' => 1920]
]
];
/**
* Staging file path of asset for processing.
*
* @var string
*/
private $stagingFilePath = "";
/**
* Model Boot
*
* @return void
*/
protected static function boot(): void
{
parent::boot();
$clearCache = function ($media) {
Cache::forget("media:{$media->id}");
};
static::updating(function ($media) use ($clearCache) {
$clearCache($media);
});
static::deleting(function ($media) use ($clearCache) {
$clearCache($media);
$media->deleteFile();
});
}
/**
* Get Object Variants.
*
* @param string $type The variant object to get.
* @return array The variant data.
*/
public static function getObjectVariants(string $type): array
{
if (isset(self::$objectVariants[$type]) === true) {
return self::$objectVariants[$type];
}
return [];
}
/**
* Variants Get Mutator.
*
* @param mixed $value The value to mutate.
* @param bool $raw Values are not run through urlencode.
* @return array|null The mutated value.
*/
public function getVariantsAttribute(mixed $value, bool $raw = false): array|null
{
if (is_string($value) === true) {
$decodedValue = json_decode($value, true);
// Check if the decoded value is an array
if ($raw == false && is_array($decodedValue)) {
// Loop through the array and encode each value
foreach ($decodedValue as &$item) {
if (is_string($item)) {
$item = rawurlencode($item);
}
}
}
return $decodedValue;
}
return [];
}
/**
* Variants Set Mutator.
*
* @param mixed $value The value to mutate.
* @return void
*/
public function setVariantsAttribute(mixed $value): void
{
if (is_array($value) !== true) {
$value = [];
}
$this->attributes['variants'] = json_encode(($value ?? []));
}
/**
* Get previous variant.
*
* @param string $type The variant type.
* @param string $variant The initial variant.
* @return string The previous variant name (or '').
*/
public function getPreviousVariant(string $type, string $variant): string
{
if (isset(self::$objectVariants[$type]) === false) {
return '';
}
$variants = self::$objectVariants[$type];
$keys = array_keys($variants);
$currentIndex = array_search($variant, $keys);
if ($currentIndex === false || $currentIndex === 0) {
return '';
}
return $keys[($currentIndex - 1)];
}
/**
* Get next variant.
*
* @param string $type The variant type.
* @param string $variant The initial variant.
* @return string The next variant name (or '').
*/
public function getNextVariant(string $type, string $variant): string
{
if (isset(self::$objectVariants[$type]) === false) {
return '';
}
$variants = self::$objectVariants[$type];
$keys = array_keys($variants);
$currentIndex = array_search($variant, $keys);
if ($currentIndex === false || $currentIndex === (count($keys) - 1)) {
return '';
}
return $keys[($currentIndex + 1)];
}
/**
* Get variant URL.
*
* @param string $variant The variant to find.
* @param boolean $returnNearest Return the nearest variant if request is not found.
* @return string The URL.
*/
public function getVariantURL(string $variant, bool $returnNearest = true): string
{
$variants = $this->variants;
if (isset($variants[$variant]) === true) {
return self::getUrlPath() . $variants[$variant];
}
if ($returnNearest === true) {
$variantType = explode('/', $this->mime_type)[0];
$previousVariant = $variant;
while (empty($previousVariant) === false) {
$previousVariant = $this->getPreviousVariant($variantType, $previousVariant);
if (empty($previousVariant) === false && isset($variants[$previousVariant]) === true) {
return self::getUrlPath() . $variants[$previousVariant];
}
}
}
return '';
}
/**
* Delete file and associated files with the modal.
*
* @return void
*/
public function deleteFile(): void
{
if (strlen($this->storage) > 0 && strlen($this->name) > 0 && Storage::disk($this->storage)->exists($this->name) === true) {
Storage::disk($this->storage)->delete($this->name);
}
$this->deleteThumbnail();
$this->deleteVariants();
$this->invalidateCFCache();
}
/**
* Invalidate Cloudflare Cache.
*
* @return void
*/
private function invalidateCFCache(): void
{
$zone_id = env("CLOUDFLARE_ZONE_ID");
$api_key = env("CLOUDFLARE_API_KEY");
if ($zone_id !== null && $api_key !== null && $this->url !== "") {
$urls = [$this->url];
foreach ($this->variants as $variant => $name) {
$urls[] = str_replace($this->name, $name, $this->url);
}
$curl = curl_init();
curl_setopt_array($curl, [
CURLOPT_URL => "https://api.cloudflare.com/client/v4/zones/" . $zone_id . "/purge_cache",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_CUSTOMREQUEST => "DELETE",
CURLOPT_POSTFIELDS => json_encode(["files" => $urls]),
CURLOPT_HTTPHEADER => [
"Content-Type: application/json",
"Authorization: Bearer " . $api_key
],
]);
curl_exec($curl);
curl_close($curl);
}//end if
}
/**
* Get URL path
*
* @return string
*/
public function getUrlPath(): string
{
$url = config("filesystems.disks.$this->storage.url");
return "$url";
}
/**
* Return the file URL
*
* @return string
*/
public function getUrlAttribute(): string
{
$url = self::getUrlPath();
$url = str_replace('{id}', $this->id, $url);
$url = str_replace('{name}', $this->name, $url);
return $url;
}
/**
* Return the file owner
*
* @return BelongsTo
*/
public function user(): BelongsTo
{
return $this->belongsTo(User::class);
}
/**
* Transform the media through the Media Job Queue
*
* @param array $transform The transform data.
* @return MediaJob
*/
public function transform(array $transform): MediaJob
{
$mediaJob = new MediaJob([
'media_id' => $this->media,
'user_id' => auth()->user()?->id,
'data' => json_encode(['transform' => $transform]),
]);
try {
MediaWorkerJob::dispatch($mediaJob)->onQueue('media');
return $mediaJob;
} catch (\Exception $e) {
$this->error('Failed to transform media');
throw $e;
}//end try
return null;
}
/**
* Get the server maximum upload size
*
* @return integer
*/
public static function getMaxUploadSize(): int
{
$sizes = [
ini_get('upload_max_filesize'),
ini_get('post_max_size'),
ini_get('memory_limit')
];
foreach ($sizes as &$size) {
$size = trim($size);
$last = strtolower($size[(strlen($size) - 1)]);
switch ($last) {
case 'g':
$size = (intval($size) * 1024);
// Size is in MB - fallthrough
case 'm':
$size = (intval($size) * 1024);
// Size is in KB - fallthrough
case 'k':
$size = (intval($size) * 1024);
// Size is in B - fallthrough
}
}
return min($sizes);
}
/**
* Generate a file name that is available within storage.
*
* @param string $fileName The proposed file name.
* @return string|boolean The available file name or false if failed.
*/
public static function generateUniqueFileName(string $fileName)
{
$index = 1;
$maxTries = 100;
$extension = pathinfo($fileName, PATHINFO_EXTENSION);
$fileName = static::sanitizeFilename(pathinfo($fileName, PATHINFO_FILENAME));
if (
static::fileNameHasSuffix($fileName) === true ||
static::fileExistsInStorage("$fileName.$extension") === true //||
// Media::where('name', "$fileName.$extension")->where('status', 'not like', 'failed%')->exists() === true
) {
$fileName .= '-';
for ($i = 1; $i < $maxTries; $i++) {
$fileNameIndex = $fileName . $index;
if (
static::fileExistsInStorage("$fileNameIndex.$extension") !== true &&
Media::where('name', "$fileNameIndex.$extension")
// ->where('status', 'not like', 'Failed%')
->exists() !== true
) {
return "$fileNameIndex.$extension";
}
++$index;
}
return false;
}
return "$fileName.$extension";
}
/**
* Determines if the file name exists in any of the storage disks.
*
* @param string $fileName The file name to check.
* @param boolean $ignoreCache Ignore the file list cache.
* @return boolean If the file exists on any storage disks.
*/
public static function fileExistsInStorage(string $fileName, bool $ignoreCache = false): bool
{
$disks = array_keys(Config::get('filesystems.disks'));
if ($ignoreCache === false) {
if (count(static::$storageFileListCache) === 0) {
$disks = array_keys(Config::get('filesystems.disks'));
foreach ($disks as $disk) {
try {
static::$storageFileListCache[$disk] = Storage::disk($disk)->allFiles();
} catch (\Exception $e) {
Log::error("Cannot get a file list for storage device '$disk'. Error: " . $e->getMessage());
continue;
}
}
}
foreach (static::$storageFileListCache as $disk => $files) {
if (in_array($fileName, $files) === true) {
return true;
}
}
} else {
$disks = array_keys(Config::get('filesystems.disks'));
foreach ($disks as $disk) {
try {
if (Storage::disk($disk)->exists($fileName) === true) {
return true;
}
} catch (\Exception $e) {
Log::error($e->getMessage());
throw new \Exception("Cannot verify if file '$fileName' already exists in storage device '$disk'");
}
}
}//end if
return false;
}
/**
* Test if the file name contains a special suffix.
*
* @param string $fileName The file name to test.
* @return boolean If the file name contains the special suffix.
*/
public static function fileNameHasSuffix(string $fileName): bool
{
$suffix = '/(-\d+x\d+|-scaled|-thumb)$/i';
$fileNameWithoutExtension = pathinfo($fileName, PATHINFO_FILENAME);
return preg_match($suffix, $fileNameWithoutExtension) === 1;
}
/**
* Sanitize fileName for upload
*
* @param string $fileName Filename to sanitize.
* @return string
*/
private static function sanitizeFilename(string $fileName): string
{
/*
# file system reserved https://en.wikipedia.org/wiki/Filename#Reserved_characters_and_words
[<>:"/\\\|?*]|
# control characters http://msdn.microsoft.com/en-us/library/windows/desktop/aa365247%28v=vs.85%29.aspx
[\x00-\x1F]|
# non-printing characters DEL, NO-BREAK SPACE, SOFT HYPHEN
[\x7F\xA0\xAD]|
# URI reserved https://www.rfc-editor.org/rfc/rfc3986#section-2.2
[#\[\]@!$&\'()+,;=]|
# URL unsafe characters https://www.ietf.org/rfc/rfc1738.txt
[{}^\~`]
*/
$fileName = preg_replace(
'~
[<>:"/\\\|?*]|
[\x00-\x1F]|
[\x7F\xA0\xAD]|
[#\[\]@!$&\'()+,;=]|
[{}^\~`]
~x',
'-',
$fileName
);
$fileName = ltrim($fileName, '.-');
$fileName = preg_replace([
// "file name.zip" becomes "file-name.zip"
'/ +/',
// "file___name.zip" becomes "file-name.zip"
'/_+/',
// "file---name.zip" becomes "file-name.zip"
'/-+/'
], '-', $fileName);
$fileName = preg_replace([
// "file--.--.-.--name.zip" becomes "file.name.zip"
'/-*\.-*/',
// "file...name..zip" becomes "file.name.zip"
'/\.{2,}/'
], '.', $fileName);
// lowercase for windows/unix interoperability http://support.microsoft.com/kb/100625
$fileName = mb_strtolower($fileName, mb_detect_encoding($fileName));
// ".file-name.-" becomes "file-name"
$fileName = trim($fileName, '.-');
$ext = pathinfo($fileName, PATHINFO_EXTENSION);
$fileName = mb_strcut(
pathinfo($fileName, PATHINFO_FILENAME),
0,
(255 - ($ext !== '' ? strlen($ext) + 1 : 0)),
mb_detect_encoding($fileName)
) . ($ext !== '' ? '.' . $ext : '');
return $fileName;
}
/**
* Get the Staging File path.
*
* @param boolean $create Create staging file if doesn't exist.
* @return string
*/
public function getStagingFilePath(bool $create = true): string
{
if ($this->stagingFilePath === "" && $create === true) {
$this->createStagingFile();
}
return $this->stagingFilePath;
}
/**
* Set the Staging File for processing.
*
* @param string $path The path if the new staging file.
* @param boolean $overwrite Overwrite existing file.
* @return void
*/
public function setStagingFile(string $path, bool $overwrite = false): void
{
if ($this->stagingFilePath !== "") {
if ($overwrite === true) {
unlink($this->stagingFilePath);
} else {
// ignore request
return;
}
}
$this->stagingFilePath = $path;
}
/**
* Download temporary copy of the storage file for staging.
*
* @return boolean If download was successful.
*/
public function createStagingFile(): bool
{
if ($this->stagingFilePath === "") {
$readStream = Storage::disk($this->storage)->readStream($this->name);
$filePath = generateTempFilePath(pathinfo($this->name, PATHINFO_EXTENSION));
$writeStream = fopen($filePath, 'w');
while (feof($readStream) !== true) {
fwrite($writeStream, fread($readStream, 8192));
}
fclose($readStream);
fclose($writeStream);
$this->stagingFilePath = $filePath;
}//end if
return $this->stagingFilePath !== "";
}
/**
* Save the Staging File to storage
*
* @param boolean $delete Delete the existing staging file.
* @param boolean $silent Update the status field with the progress.
* @return void
*/
public function saveStagingFile(bool $delete = true, bool $silent = false): void
{
if ($this->stagingFilePath !== '') {
if (strlen($this->storage) > 0 && strlen($this->name) > 0) {
if (Storage::disk($this->storage)->exists($this->name) === true) {
Storage::disk($this->storage)->delete($this->name);
}
/** @var Illuminate\Filesystem\FilesystemAdapter */
$fileSystem = Storage::disk($this->storage);
$fileSystem->putFileAs('/', $this->stagingFilePath, $this->name);
}
$this->generateThumbnail();
$this->generateVariants();
if ($delete === true) {
$this->deleteStagingFile();
}
}//end if
}
/**
* Clean up temporary file.
*
* @return void
*/
public function deleteStagingFile(): void
{
if ($this->stagingFilePath !== "") {
unlink($this->stagingFilePath);
$this->stagingFilePath = "";
}
}
/**
* Change staging file, removing the old file if present
*
* @param string $newFile The new staging file.
* @return void
*/
public function changeStagingFile(string $newFile): void
{
if ($this->stagingFilePath !== "") {
unlink($this->stagingFilePath);
}
$this->stagingFilePath = $newFile;
}
/**
* Is a staging file present
*
* @return boolean
*/
public function hasStagingFile(): bool
{
return $this->stagingFilePath !== "";
}
/**
* Generate a Thumbnail for this media.
*
* @return boolean If generation was successful.
*/
public function generateThumbnail(): bool
{
$thumbnailWidth = 200;
$thumbnailHeight = 200;
// delete existing thumbnail
if (strlen($this->thumbnail) !== 0) {
$path = substr($this->thumbnail, strlen($this->getUrlPath()));
if (strlen($path) > 0 && Storage::disk($this->storage)->exists($path) === true) {
Storage::disk($this->storage)->delete($path);
}
}
$filePath = $this->getStagingFilePath();
$fileExtension = File::extension($this->name);
$tempImagePath = tempnam(sys_get_temp_dir(), 'thumb');
$newFilename = pathinfo($this->name, PATHINFO_FILENAME) . "-" . uniqid() . "-thumb.webp";
$success = false;
if ($this->security_type === '') {
if (strpos($this->mime_type, 'image/') === 0) {
$image = Image::make($filePath);
$image->orientate();
$image->resize($thumbnailWidth, $thumbnailHeight, function ($constraint) {
$constraint->aspectRatio();
});
$image->fit($thumbnailWidth, $thumbnailHeight);
$image->encode('webp', 75)->save($tempImagePath);
$success = true;
} elseif ($this->mime_type === 'application/pdf' && extension_loaded('imagick') === true) {
$pdfPreview = new \Imagick();
$pdfPreview->setResolution(300, 300);
$pdfPreview->readImage($filePath . '[0]');
$pdfPreview->setImageFormat('webp');
$pdfPreview->thumbnailImage($thumbnailWidth, $thumbnailHeight, true);
file_put_contents($tempImagePath, $pdfPreview);
$success = true;
} elseif ($this->mime_type === 'text/plain') {
$image = Image::canvas($thumbnailWidth, $thumbnailHeight, '#FFFFFF');
// Read the first few lines of the text file
$numLines = 5;
$text = file_get_contents($filePath);
$lines = explode("\n", $text);
$previewText = implode("\n", array_slice($lines, 0, $numLines));
// Center the text on the image
$fontSize = 8;
$textColor = '#000000'; // Black text color
// Calculate the position to start drawing the text
$x = 10; // Left padding
$y = 10; // Top padding
// Draw the text on the canvas with text wrapping
$lines = explode("\n", wordwrap($previewText, 30, "\n", true));
foreach ($lines as $line) {
$image->text($line, $x, $y, function ($font) use ($fontSize, $textColor) {
$font->file(1);
$font->size($fontSize);
$font->color($textColor);
});
// Move to the next line
$y += ($fontSize + 4); // Add some vertical spacing between lines (adjust as needed)
}
$image->encode('webp', 75)->save($tempImagePath);
$success = true;
} elseif (strpos($this->mime_type, 'video/') === 0) {
$tempImagePath .= '.webp';
try {
$ffmpeg = FFMpeg::create();
$video = $ffmpeg->open($filePath);
$frame = $video->frame(TimeCode::fromSeconds(5));
$frame->save($tempImagePath);
} catch (\Exception $e) {
Log::error($e);
}
$success = true;
}//end if
}//end if
if ($success === true && file_exists($tempImagePath) === true) {
/** @var Illuminate\Filesystem\FilesystemAdapter */
$fileSystem = Storage::disk($this->storage);
$fileSystem->putFileAs('/', new SplFileInfo($tempImagePath), $newFilename);
unlink($tempImagePath);
$this->thumbnail = $this->getUrlPath() . $newFilename;
} else {
$iconExtension = 'unknown';
if ($fileExtension !== '') {
$iconPath = public_path('assets/fileicons/' . $fileExtension . '.webp');
if (file_exists($iconPath) === true) {
$iconExtension = $fileExtension;
}
}
$this->thumbnail = asset('/assets/fileicons/' . $iconExtension . '.webp');
}
return $success;
}
/**
* Delete Media Thumbnail from storage.
*
* @return void
*/
public function deleteThumbnail(): void
{
if (strlen($this->thumbnail) > 0) {
$path = substr($this->thumbnail, strlen($this->getUrlPath()));
if (strlen($path) > 0 && Storage::disk($this->storage)->exists($path) === true) {
Storage::disk($this->storage)->delete($path);
$this->thumbnail = ''; // Clear the thumbnail property
}
}
}
/**
* Generate variants for this media.
*
* @return void
*/
public function generateVariants(): void
{
// delete existing variants
if (is_array($this->variants) === true) {
foreach ($this->variants as $variantName => $variantFile) {
if (Storage::disk($this->storage)->exists($variantFile) === true) {
Storage::disk($this->storage)->delete($variantFile);
}
}
}
$this->variants = [];
if ($this->security_type === '') {
if (strpos($this->mime_type, 'image/') === 0) {
// Generate additional image sizes
$sizes = Media::getObjectVariants('image');
// download original from CDN if no local file
$filePath = $this->getStagingFilePath();
$originalImage = Image::make($filePath);
$imageSize = $originalImage->getSize();
$isPortrait = $imageSize->getHeight() > $imageSize->getWidth();
// Swap width and height values for portrait images
foreach ($sizes as $variantName => &$size) {
if ($isPortrait === true) {
$temp = $size['width'];
$size['width'] = $size['height'];
$size['height'] = $temp;
}
}
$dimensions = [$originalImage->getWidth(), $originalImage->getHeight()];
$this->dimensions = implode('x', $dimensions);
foreach ($sizes as $variantName => $size) {
$postfix = "{$size['width']}x{$size['height']}";
if ($variantName === 'scaled') {
$postfix = 'scaled';
}
$newFilename = pathinfo($this->name, PATHINFO_FILENAME) . "-" . uniqid() . "-$postfix.webp";
// Get the largest available variant
if ($dimensions[0] >= $size['width'] && $dimensions[1] >= $size['height']) {
// Store the variant in the variants array
$variants[$variantName] = $newFilename;
// Resize the image to the variant size if its dimensions are greater than the
// specified size
$image = clone $originalImage;
$imageSize = $image->getSize();
if ($imageSize->getWidth() > $size['width'] || $imageSize->getHeight() > $size['height']) {
$image->resize($size['width'], $size['height'], function ($constraint) {
$constraint->aspectRatio();
$constraint->upsize();
});
$image->resizeCanvas($size['width'], $size['height'], 'center', false, 'rgba(0,0,0,0)');
}
$image->orientate();
// Optimize and store image
$tempImagePath = tempnam(sys_get_temp_dir(), 'optimize');
$image->encode('webp', 75)->save($tempImagePath);
/** @var Illuminate\Filesystem\FilesystemAdapter */
$fileSystem = Storage::disk($this->storage);
$fileSystem->putFileAs('/', new SplFileInfo($tempImagePath), $newFilename);
unlink($tempImagePath);
}//end if
}//end foreach
// Set missing variants to the largest available variant
foreach ($sizes as $variantName => $size) {
if (isset($variants[$variantName]) === false) {
$variants[$variantName] = $this->name;
}
}
$this->variants = $variants;
}//end if
}//end if
}
/**
* Delete the Media variants from storage.
*
* @return void
*/
public function deleteVariants(): void
{
if (strlen($this->name) > 0 && strlen($this->storage) > 0) {
foreach ($this->variants as $variantName => $fileName) {
Storage::disk($this->storage)->delete($fileName);
}
$this->variants = [];
}
}
/**
* Set Media status to OK
*
* @return void
*/
public function ok(): void
{
// $this->status = "OK";
$this->save();
}
/**
* Set Media status to an error
* @param string $error The error to set.
* @return void
*/
public function error(string $error = ""): void
{
// $this->status = "Error" . ($error !== "" ? ": {$error}" : "");
$this->save();
}
/**
* Set Media status
* @param string $status The status to set.
* @return void
*/
public function status(string $status = ""): void
{
// $this->status = "Info: " . $status;
$this->save();
}
public function jobs(): HasMany {
return $this->hasMany(MediaJob::class, 'media_id');
}
public static function recommendedStorage(string $mime_type, string $security_type): string {
if($mime_type === '') {
return 'cdn';
}
if($security_type === '') {
if (strpos($mime_type, 'image/') === 0) {
return('local');
} else {
return('cdn');
}
}
return('private');
}
public static function verifyStorage($mime_type, $security_type, &$storage): int {
if($mime_type === '') {
return Media::STORAGE_MIME_MISSING;
}
Log::info('verify: ' . $storage);
if($storage === '') {
if($security_type === '') {
if (strpos($mime_type, 'image/') === 0) {
$storage = 'local';
} else {
$storage = 'cdn';
}
} else {
$storage = 'private';
}
} else {
if(Storage::has($storage) === false) {
return Media::STORAGE_NOT_FOUND;
}
if(strcasecmp($storage, 'private') !== 0) {
return Media::STORAGE_INVALID_SECURITY;
}
}
return Media::STORAGE_VALID;
}
}