AliCloudのossファイルアップロード機能をlaravelで実装した例

// Aliyun file storage
Route::group(['prefix'=>'aliyun'], function(){
    Route::get('sign', 'AliyunController@sign');
}); 

/**
     * Return OSS signature verification
     * @return JSON signature information
     */
    public function sign(Request $request)
    {
        //initialize the necessary request data
        $id = 'xxx'; //AccessKeyId
        $key = 'xxx'; //AccessKeySecret
        $host = '//xxx.oss-cn-shenzhen.aliyuncs.com'; //OSS repository address
        $cdn_host = "//img.xxx.com"; //real access address
        $dir = 'test/'; //upload directory setting
        $callbackUrl = url('upload/callback'); //address of the upload callback

        //upload callback parameters, callbackUrl address, callbackBody callback received parameters, callbackBodyType callback function called via POST, so set this header
        $callback_param = array(
            'callbackUrl' => $callbackUrl,
            'callbackBody' => 'filename=${object}&size=${size}&mimeType =${mimeType}&height=${imageInfo.height}&width=${ imageInfo.width}',
            'callbackBodyType' => "application/x-www-form-urlencoded"
        );
        $callback_string = json_encode($callback_param); //convert to json format
        $base64_callback_body = base64_encode($callback_string); // information about the callback function parameters to be returned

        //set the expiration time
        $now = time();
        
        $expire = 60 * 60 * 2; //Set the policy timeout time to 2 hours. That is, this policy will not be accessible after this valid time, you can set it according to your own token expiration time here
        $end = $now + $expire;
        $expiration = $this->gmt_iso8601($end); //convert the time format


        //handle upload constraints
        //maximum file size. Users can set their own
        $condition = array(0 => 'content-length-range', 1 => 0, 2 => 1048576000);
        $conditions[] = $condition; //set file size
        //indicates that the data uploaded by the user must start with $dir, otherwise the upload will fail, this step is not necessary, just for security reasons, to prevent users from uploading to other people's directories via policy
        $start = array(0 => 'starts-with', 1 => '$key', 2 => $dir);
        $conditions[] = $start; // must start with the set directory, to prevent upload errors
        $arr = array('expiration' => $expiration, 'conditions' => $conditions);
        $policy = json_encode($arr);
        $base64_policy = base64_encode($policy); //the upload restriction parameters to return

        //signature information
        $string_to_sign = $base64_policy;
        $signature = base64_encode(hash_hmac('sha1', $string_to_sign, $key, true)); //signature information to be returned

        //set the return message
        $response = array(
            'accessid' => $id, //accessid
            'host' => $host, //upload address
            'cdn_host' => $cdn_host, //real access address
            'policy' => $base64_policy, //upload file limit
            'signature' => $signature, //signature information
            'expire' => $end, //expiration time
            'callback' => $base64_callback_body, //upload callback parameters
            'dir' => $dir // directory to upload to
        );
        return response()-> json([
            'code' => 0,
            'msg' => 'success',
            'data' => $response
        ]);
    }

    //formatted time, formatted as 2020-07-07T23:48:43Z
    public function gmt_iso8601($time)
    {
        $dtStr = date("c", $time);
        $pos = strpos($dtStr, '+');
        $expiration = substr($dtStr, 0, $pos);
        return $expiration . "Z";
    }

<template>
    <div class="test" style="padding:100px 0px 1000px 0px;">
        <div>
                
            <input type="file" id="file" name="file" />
            <a @click="upload()" href="javascript:;" rel="external nofollow" >upload</a>

        </div>
    </div>
</template>



<script>
export default {
    data(){
        return {

        }
    },
    mounted() {
    
        this.getOssToken();
    },
    methods: {
        //Get the upload pass
        getOssToken(){
            var _self = this;
             this.axios.get('/aliyun/sign').then((res)=>{
                var data = res.data;
                if(data.code==0){   
                    _self.aliyunOssToken = data.data;
                }else{
                    _self.$message.warning(data.msg);
                }
            });
        },

        upload(){
            var _self = this;
            var getSuffix = function (fileName) {
                var pos = fileName.lastIndexOf(". ");
                var suffix = '';
                if (pos ! = -1) {
                    suffix = fileName.substring(pos);
                }
                return suffix;
            }

            var file = $("#file").val();
            if (file.length == 0) {
                alert("Please select the file");
            }

            var oFileName = file.lastIndexOf('\\');
            var oFileName = file.substr(oFileName+1);
            var fileName = oFileName.lastIndexOf('.') ;
            var fileName = oFileName.substr(0,fileName);

            console.log(fileName);


            var filename = new Date().getTime() + getSuffix(file);
            var formData = new FormData();

            // Note the case of the key added by append in formData
            formData.append('key', _self.aliyunOssToken.dir + filename); //file path stored in oss
            formData.append('OSSAccessKeyId', _self.aliyunOssToken.accessid); //accessKeyId
            formData.append('policy', _self.aliyunOssToken.policy); //policy
            formData.append('Signature', _self.aliyunOssToken.signature); //signature
            formData.append("file", $("#file")[0].files[0]);
            formData.append('success_action_status', 200); //action code returned after success


            var url = _self.aliyunOssToken.host;
            var fileUrl = _self.aliyunOssToken.cdn_host + '/' + _self.aliyunOssToken.dir + filename;
            $.ajax({
                url: url,
                type: 'POST',
                data: formData,
                // async: false,
                cache: false,
                contentType: false,
                processData: false,
                success: function (data) {
                    console.log(fileUrl);
                    console.log(data);
                },
                error: function (data) {
                    console.log(data);
                }
            });
        }
    }
}
</script>