Universal-file NPM

title: file

universal-file

File operations.

Support

Install

$ npm install universal-file --save

Methods

`getInfo(options)`

Get file information.

Support

Parameters

Property	Type	Default	Required	Description	Support
filePath	`String`		√	The file path
digestAlgorithm	`String`	md5	x	The algorithm to calculate the file summary can be md5, sha1

`getSavedInfo(options)`

Gets saved file information.

Support

Parameters

Property	Type	Default	Required	Description	Support
filePath	`String`		√	The file path

`getSavedList(options)`

Gets all saved file information.

Support

`openDocument(options)`

Open a file preview on the new page.

Support

Parameters

Property	Type	Default	Required	Description	Support
filePath	`String`		√	The file path
fileType	`String`		x	The file Type

`removeSaved(options)`

Delete a saved file.

Support

Parameters

Property	Type	Default	Required	Description	Support
filePath	`String`		√	The file path

`save(options)`

Save the file locally.

Support

Parameters

Property	Type	Default	Required	Description	Support
filePath	`String`		√	The file path

`upload(options)`

Upload local resources to the developer server.

Support

Parameters

Property	Type	Required	Description
url	`String`	√	Developer server address
filePath	`String \| File Object`	√	The path to upload the file resource. In web browser, it can be either base64 string or a File object.
fileName	`String`	√	File name, that is, the corresponding key, the developer in the server side through this key can get the binary content of the file.
fileType	`String`	√	File type supports image, video, audio (image/video/audio). Not required in browser.
header	`Object`	x	The HTTP request Header
formData	`Object`	x	Additional form data in the HTTP request

`download(options)`

Download file resources locally.

Support

Parameters

Property	Type	Default	Required	Description	Support
url	`String`		√	Download file address
header	`Object`		x	The HTTP request Header

Example

import File from 'universal-file';

// Get file information.
File.getInfo({
  filePath: 'https://resource/apml953bb093ebd2834530196f50a4413a87.video',
  digestAlgorithm: 'sha1',
  success: (res)=>{
    console.log(JSON.stringify(res))
  }
});

// You need to save the address to be able to use File.getsavedinfo
File.getSavedInfo({
  filePath: '**filePath**',
  success: (res) => {
    console.log(res.size);
    console.log(res.createTime);
  }
});

File.getSavedList({
  success:(res) => {
    console.log(JSON.stringfy(res));
  }
});

File.openDocument({
  filePath: '**filePath**',
  fileType: 'pdf',
  success: (res) => {
    console.log('open document success');
  };
});

File.removeSaved({
  filePath: '**filePath**',
  success:(res) => {
    console.log('remove success');
  }
});

File.save({
  filePath: '**filePath**',
  success:(res) => {
    console.log('save success');
  }
});

File.upload({
  url: 'http://httpbin.org/post',
  fileType: 'image',
  fileName: 'file',
  filePath: '**filePath**',
  success: res => {
    console.log('upload success');
  },
  fail: res => {
    console.log('upload succefailss');
  },
});

File.download({
  url: 'http://img.alicdn.com/tfs/TB1x669SXXXXXbdaFXXXXXXXXXX-520-280.jpg',
  success: res => {
    console.log(res.filePath);
  },
  fail: res => {
    console.log(res);
  },
});

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