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‎composer.json‎

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{
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"name": "oldravian/multi-source-file-uploader",
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"description": "A Laravel package for handling file upload from multiple sources like HTML form, file url or base64 encoded file",
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"keywords": [
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"laravel",
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"file-upload",
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"multi-source-file-upload",
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"upload-file-from-url",
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"upload-file-from-base64"
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],
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"type": "library",
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"license": "MIT",
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"authors": [
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{
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"name": "Habib urRehman",
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"email": "chaudryhabib2@gmail.com"
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}
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],
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"minimum-stability": "dev",
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"prefer-stable": true,
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"require": {
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"php": "^7.1.3"
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},
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"autoload": {
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"psr-4": {
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"OldRavian\\FileUploader\\": "src/"
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}
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},
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"extra": {
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"laravel": {
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"providers": [
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"OldRavian\\FileUploader\\FileUploaderServiceProvider"
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]
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}
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},
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"repositories": [
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{
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"type": "vcs",
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"url": ""
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}
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]
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}

‎src/Abstracts/AbstractFileUploader.php‎

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<?php
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/**
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* Author: Habib urRehman
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* Email : chaudryhabib2@gmail.com
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*/
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namespace OldRavian\FileUploader\Abstracts;
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use OldRavian\FileUploader\Contracts\FileUploaderContract;
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use Illuminate\Http\UploadedFile;
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abstract class AbstractFileUploader implements FileUploaderContract
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{
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/**
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* @var $uploadError
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*/
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public $uploadError;
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/**
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* Default settings
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*
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*/
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protected $settings;
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public function __construct()
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{
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$this->initializeDefaults();
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}
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/**
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* Initialize default settings
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*
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* @return void
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*/
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protected function initializeDefaults()
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{
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$this->settings = config('old-ravian-file-uploader');
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}
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/**
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* Handle the uploaded file
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*
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* @param Illuminate\Http\UploadedFile|string $target
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* @param array $settings
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*
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* @return array|false
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*/
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public function upload($target, array $settings = [])
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{
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$settings = array_merge($this->settings, $settings);
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if ($this->uploadValidate($target, $settings)) {
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return $this->storeFile($target, $settings);
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}
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return false;
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}
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/**
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* @param Illuminate\Http\UploadedFile|string $target
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* @param array $settings
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* @return array|false
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*/
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public function uploadMany(array $targets, array $settings = []){
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$arrs=[];
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foreach($targets as $target){
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$res = $this->upload($target, $settings);
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if($res===false){
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return false;
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}
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$arrs[] = $res;
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}
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return $arrs;
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}
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/**
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* Validate the uploaded file for extension & size
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*
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* @return bool
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*/
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protected function uploadValidate(UploadedFile|string $uploadedFile, $settings){
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if (!$this->isValid($uploadedFile)) {
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return false;
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}
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if (!in_array($this->getExtension($uploadedFile), $settings['allowed_extensions'])) {
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$this->uploadError = "Extension {$this->getExtension($uploadedFile)} is not allowed";
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return false;
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}
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if ($this->getFileSize($uploadedFile) > $settings['max_file_size']) {
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$this->uploadError = "Input file cannot exceed {$settings['max_file_size']} bytes";
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return false;
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}
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return true;
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}
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protected function isValid(UploadedFile|string $uploadedFile){
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return true;
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}
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/**
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* Return the file extension as extracted from the origin file name
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*
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* @param Illuminate\Http\UploadedFile|string $uploadedFile
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*
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* @return string
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*/
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abstract protected function getExtension(UploadedFile|string $uploadedFile);
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/**
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* Return the file size
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*
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* @param Illuminate\Http\UploadedFile|string $uploadedFile
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*
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* @return double
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*/
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abstract protected function getFileSize(UploadedFile|string $uploadedFile);
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/**
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* Generate an unique name for storing file
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*
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* @param Illuminate\Http\UploadedFile|string $uploadedFile
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*
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* @return string
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*/
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protected function getUniqueName(UploadedFile|string $uploadedFile){
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$originName = $this->getOriginName($uploadedFile);
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$uniqueString = uniqid(rand(), true)."_".$originName."_".getmypid()."_".gethostname()."_".time();
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return md5($uniqueString).".".$this->getExtension($uploadedFile);
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}
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/**
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* Return the original filename
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*
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* @param Illuminate\Http\UploadedFile|string $uploadedFile
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*
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* @return string
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*/
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protected function getOriginName(UploadedFile|string $uploadedFile){
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return "".$this->getExtension($uploadedFile);
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}
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/**
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* Physically store the uploaded file
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*
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* @param Illuminate\Http\UploadedFile|string $uploadedFile
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* @param array $settings
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*
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* @return array
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*/
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abstract protected function storeFile(UploadedFile|string $uploadedFile, $settings);
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}

‎src/Config/old-ravian-file-uploader.php‎

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<?php
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return [
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'disk' => env('OLDRAVIAN_File_UPLOADER_DISK', 'public'),
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'directory' => env('OLDRAVIAN_File_UPLOADER_DIRECTORY', 'media'),
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'max_file_size' => env('OLDRAVIAN_File_UPLOADER_MAX_FILE_SIZE', 52428800), // 50 MB
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'allowed_extensions' => [
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'png','jpg','jpeg','mp4','doc','docx','ppt','pptx','xls','xlsx','txt','pdf'
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],
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];

‎src/Contracts/FileUploaderContract.php‎

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<?php
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/**
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* Author: Habib urRehman
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* Email : chaudryhabib2@gmail.com
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*/
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namespace OldRavian\FileUploader\Contracts;
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interface FileUploaderContract
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{
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public function upload($target, array $settings = []);
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}

‎src/Factories/FileUploaderFactory.php‎

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<?php
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/**
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* Author: Habib urRehman
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* Email : chaudryhabib2@gmail.com
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*/
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namespace OldRavian\FileUploader\Factories;
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use OldRavian\FileUploader\Services\ByForm;
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use OldRavian\FileUploader\Services\ByUrl;
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use OldRavian\FileUploader\Services\ByBase64;
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use Exception;
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/**
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* Factory Pattern Implementation
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*/
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class FileUploaderFactory {
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public function build($type){
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switch($type){
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case "form":
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return new ByForm;
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break;
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case "url":
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return new ByUrl;
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break;
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case "base64":
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return new ByBase64;
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break;
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default:
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throw new Exception("Unsupported source");
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break;
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}
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}
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}
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?>

‎src/FileUploaderServiceProvider.php‎

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<?php
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/**
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* Author: Habib urRehman
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* Email : chaudryhabib2@gmail.com
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*/
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namespace OldRavian\FileUploader;
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use Illuminate\Support\ServiceProvider;
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class FileUploaderServiceProvider extends ServiceProvider
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{
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/**
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* Bootstrap the application services.
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*
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* @return void
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*/
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public function boot()
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{
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$this->publishes([
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__DIR__.'/Config/old-ravian-file-uploader.php' => config_path('old-ravian-file-uploader.php'),
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]);
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}
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/**
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* Register the application services.
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*
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* @return void
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*/
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public function register()
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{
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$this->mergeConfigFrom(__DIR__.'/Config/old-ravian-file-uploader.php', 'old-ravian-file-uploader');
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}
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}

‎src/Services/ByBase64.php‎

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<?php
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/**
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* Author: Habib urRehman
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* Email : chaudryhabib2@gmail.com
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*/
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namespace OldRavian\FileUploader\Services;
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use OldRavian\FileUploader\Abstracts\AbstractFileUploader;
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use Illuminate\Support\Facades\Storage;
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use Illuminate\Http\UploadedFile;
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class ByBase64 extends AbstractFileUploader
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{
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private $base64Arr;
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protected function isValid(UploadedFile|string $uploadedFile){
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// split the string on commas
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//$data[ 0 ] == "data:image/png;base64"
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//$data[ 1 ] == <actual base64 string>
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$this->base64Arr = explode( ',', $uploadedFile );
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if (count($this->base64Arr)<2) {
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$this->uploadError = "Unable to upload file from base64";
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return false;
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}
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return true;
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}
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/**
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* Return the file extension as extracted from the origin file name
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*
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* @param Illuminate\Http\UploadedFile|string $uploadedFile
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*
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* @return string
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*/
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protected function getExtension(UploadedFile|string $uploadedFile){
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$ext = substr($this->base64Arr[0], strpos($this->base64Arr[0], '/')+1);
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$ext = substr($ext, 0, strpos($ext, ';'));
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return $ext;
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}
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/**
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* Return the file size
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*
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* @param Illuminate\Http\UploadedFile|string $uploadedFile
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*
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* @return double
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*/
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protected function getFileSize(UploadedFile|string $uploadedFile)
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{
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//https://stackoverflow.com/a/5373559/10029265
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return strlen(base64_decode($uploadedFile));
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}
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/**
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* Physically store the uploaded file
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*
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* @param Illuminate\Http\UploadedFile|string $uploadedFile
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* @param array $settings
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*
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* @return array
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*/
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protected function storeFile(UploadedFile|string $uploadedFile, $settings)
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{
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$name = $this->getUniqueName($uploadedFile);
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$storeLocation = $settings['directory'].DIRECTORY_SEPARATOR.$name;
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Storage::disk($settings['disk'])->put($storeLocation, base64_decode( $this->base64Arr[1] ));
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$url = Storage::disk($settings['disk'])->url($storeLocation);
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return [
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'filename' => $name,
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'path' => $storeLocation,
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'url' => $url,
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];
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}
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}

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