generate random filename

:year/:month/:uuid.:ext

Author: greatghoul

demo/application.js

@@ -29,6 +29,8 @@ $(function() {
     var $image = $('<img />');
     $image.attr('src', event.originalEvent.detail.response.url);
     $image.appendTo('body');
+
+    console.log(event.originalEvent.detail.response.url);
   });
 
 

dist/deep_uploader.js

@@ -1,4 +1,224 @@
 (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){
+(function (global){
+
+var rng;
+
+if (global.crypto && crypto.getRandomValues) {
+  // WHATWG crypto-based RNG - http://wiki.whatwg.org/wiki/Crypto
+  // Moderately fast, high quality
+  var _rnds8 = new Uint8Array(16);
+  rng = function whatwgRNG() {
+    crypto.getRandomValues(_rnds8);
+    return _rnds8;
+  };
+}
+
+if (!rng) {
+  // Math.random()-based (RNG)
+  //
+  // If all else fails, use Math.random().  It's fast, but is of unspecified
+  // quality.
+  var  _rnds = new Array(16);
+  rng = function() {
+    for (var i = 0, r; i < 16; i++) {
+      if ((i & 0x03) === 0) r = Math.random() * 0x100000000;
+      _rnds[i] = r >>> ((i & 0x03) << 3) & 0xff;
+    }
+
+    return _rnds;
+  };
+}
+
+module.exports = rng;
+
+
+}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+},{}],2:[function(require,module,exports){
+//     uuid.js
+//
+//     Copyright (c) 2010-2012 Robert Kieffer
+//     MIT License - http://opensource.org/licenses/mit-license.php
+
+// Unique ID creation requires a high quality random # generator.  We feature
+// detect to determine the best RNG source, normalizing to a function that
+// returns 128-bits of randomness, since that's what's usually required
+var _rng = require('./rng');
+
+// Maps for number <-> hex string conversion
+var _byteToHex = [];
+var _hexToByte = {};
+for (var i = 0; i < 256; i++) {
+  _byteToHex[i] = (i + 0x100).toString(16).substr(1);
+  _hexToByte[_byteToHex[i]] = i;
+}
+
+// **`parse()` - Parse a UUID into it's component bytes**
+function parse(s, buf, offset) {
+  var i = (buf && offset) || 0, ii = 0;
+
+  buf = buf || [];
+  s.toLowerCase().replace(/[0-9a-f]{2}/g, function(oct) {
+    if (ii < 16) { // Don't overflow!
+      buf[i + ii++] = _hexToByte[oct];
+    }
+  });
+
+  // Zero out remaining bytes if string was short
+  while (ii < 16) {
+    buf[i + ii++] = 0;
+  }
+
+  return buf;
+}
+
+// **`unparse()` - Convert UUID byte array (ala parse()) into a string**
+function unparse(buf, offset) {
+  var i = offset || 0, bth = _byteToHex;
+  return  bth[buf[i++]] + bth[buf[i++]] +
+          bth[buf[i++]] + bth[buf[i++]] + '-' +
+          bth[buf[i++]] + bth[buf[i++]] + '-' +
+          bth[buf[i++]] + bth[buf[i++]] + '-' +
+          bth[buf[i++]] + bth[buf[i++]] + '-' +
+          bth[buf[i++]] + bth[buf[i++]] +
+          bth[buf[i++]] + bth[buf[i++]] +
+          bth[buf[i++]] + bth[buf[i++]];
+}
+
+// **`v1()` - Generate time-based UUID**
+//
+// Inspired by https://github.com/LiosK/UUID.js
+// and http://docs.python.org/library/uuid.html
+
+// random #'s we need to init node and clockseq
+var _seedBytes = _rng();
+
+// Per 4.5, create and 48-bit node id, (47 random bits + multicast bit = 1)
+var _nodeId = [
+  _seedBytes[0] | 0x01,
+  _seedBytes[1], _seedBytes[2], _seedBytes[3], _seedBytes[4], _seedBytes[5]
+];
+
+// Per 4.2.2, randomize (14 bit) clockseq
+var _clockseq = (_seedBytes[6] << 8 | _seedBytes[7]) & 0x3fff;
+
+// Previous uuid creation time
+var _lastMSecs = 0, _lastNSecs = 0;
+
+// See https://github.com/broofa/node-uuid for API details
+function v1(options, buf, offset) {
+  var i = buf && offset || 0;
+  var b = buf || [];
+
+  options = options || {};
+
+  var clockseq = options.clockseq !== undefined ? options.clockseq : _clockseq;
+
+  // UUID timestamps are 100 nano-second units since the Gregorian epoch,
+  // (1582-10-15 00:00).  JSNumbers aren't precise enough for this, so
+  // time is handled internally as 'msecs' (integer milliseconds) and 'nsecs'
+  // (100-nanoseconds offset from msecs) since unix epoch, 1970-01-01 00:00.
+  var msecs = options.msecs !== undefined ? options.msecs : new Date().getTime();
+
+  // Per 4.2.1.2, use count of uuid's generated during the current clock
+  // cycle to simulate higher resolution clock
+  var nsecs = options.nsecs !== undefined ? options.nsecs : _lastNSecs + 1;
+
+  // Time since last uuid creation (in msecs)
+  var dt = (msecs - _lastMSecs) + (nsecs - _lastNSecs)/10000;
+
+  // Per 4.2.1.2, Bump clockseq on clock regression
+  if (dt < 0 && options.clockseq === undefined) {
+    clockseq = clockseq + 1 & 0x3fff;
+  }
+
+  // Reset nsecs if clock regresses (new clockseq) or we've moved onto a new
+  // time interval
+  if ((dt < 0 || msecs > _lastMSecs) && options.nsecs === undefined) {
+    nsecs = 0;
+  }
+
+  // Per 4.2.1.2 Throw error if too many uuids are requested
+  if (nsecs >= 10000) {
+    throw new Error('uuid.v1(): Can\'t create more than 10M uuids/sec');
+  }
+
+  _lastMSecs = msecs;
+  _lastNSecs = nsecs;
+  _clockseq = clockseq;
+
+  // Per 4.1.4 - Convert from unix epoch to Gregorian epoch
+  msecs += 12219292800000;
+
+  // `time_low`
+  var tl = ((msecs & 0xfffffff) * 10000 + nsecs) % 0x100000000;
+  b[i++] = tl >>> 24 & 0xff;
+  b[i++] = tl >>> 16 & 0xff;
+  b[i++] = tl >>> 8 & 0xff;
+  b[i++] = tl & 0xff;
+
+  // `time_mid`
+  var tmh = (msecs / 0x100000000 * 10000) & 0xfffffff;
+  b[i++] = tmh >>> 8 & 0xff;
+  b[i++] = tmh & 0xff;
+
+  // `time_high_and_version`
+  b[i++] = tmh >>> 24 & 0xf | 0x10; // include version
+  b[i++] = tmh >>> 16 & 0xff;
+
+  // `clock_seq_hi_and_reserved` (Per 4.2.2 - include variant)
+  b[i++] = clockseq >>> 8 | 0x80;
+
+  // `clock_seq_low`
+  b[i++] = clockseq & 0xff;
+
+  // `node`
+  var node = options.node || _nodeId;
+  for (var n = 0; n < 6; n++) {
+    b[i + n] = node[n];
+  }
+
+  return buf ? buf : unparse(b);
+}
+
+// **`v4()` - Generate random UUID**
+
+// See https://github.com/broofa/node-uuid for API details
+function v4(options, buf, offset) {
+  // Deprecated - 'format' argument, as supported in v1.2
+  var i = buf && offset || 0;
+
+  if (typeof(options) == 'string') {
+    buf = options == 'binary' ? new Array(16) : null;
+    options = null;
+  }
+  options = options || {};
+
+  var rnds = options.random || (options.rng || _rng)();
+
+  // Per 4.4, set bits for version and `clock_seq_hi_and_reserved`
+  rnds[6] = (rnds[6] & 0x0f) | 0x40;
+  rnds[8] = (rnds[8] & 0x3f) | 0x80;
+
+  // Copy bytes to buffer, if provided
+  if (buf) {
+    for (var ii = 0; ii < 16; ii++) {
+      buf[i + ii] = rnds[ii];
+    }
+  }
+
+  return buf || unparse(rnds);
+}
+
+// Export public API
+var uuid = v4;
+uuid.v1 = v1;
+uuid.v4 = v4;
+uuid.parse = parse;
+uuid.unparse = unparse;
+
+module.exports = uuid;
+
+},{"./rng":1}],3:[function(require,module,exports){
 'use strict';
 
 function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; }
@@ -59,7 +279,7 @@ DeepUploader.browseHandler = function () {
 
 window.DeepUploader = DeepUploader;
 
-},{"./file_trigger":3,"./uploaders/qiniu_uploader":5}],2:[function(require,module,exports){
+},{"./file_trigger":5,"./uploaders/qiniu_uploader":7}],4:[function(require,module,exports){
 "use strict";
 
 Object.defineProperty(exports, "__esModule", {
@@ -80,7 +300,7 @@ EventTrigger.trigger = function (element, eventName) {
 exports["default"] = EventTrigger;
 module.exports = exports["default"];
 
-},{}],3:[function(require,module,exports){
+},{}],5:[function(require,module,exports){
 'use strict';
 
 Object.defineProperty(exports, '__esModule', {
@@ -138,7 +358,7 @@ FileTrigger.trigger = function (element, profile, callback) {
 exports['default'] = FileTrigger;
 module.exports = exports['default'];
 
-},{"./event_trigger":2}],4:[function(require,module,exports){
+},{"./event_trigger":4}],6:[function(require,module,exports){
 'use strict';
 
 Object.defineProperty(exports, '__esModule', {
@@ -155,6 +375,10 @@ var _event_trigger = require('../event_trigger');
 
 var _event_trigger2 = _interopRequireDefault(_event_trigger);
 
+var _uuid = require('uuid');
+
+var _uuid2 = _interopRequireDefault(_uuid);
+
 var BaseUploader = (function () {
   function BaseUploader(element, profile, file) {
     _classCallCheck(this, BaseUploader);
@@ -174,6 +398,19 @@ var BaseUploader = (function () {
         xhr: this.xhr
       };
     }
+  }, {
+    key: 'filename',
+    value: function filename() {
+      var date = new Date();
+      var year = date.getFullYear();
+      var month = date.getMonth() + 1;
+      month = month > 10 ? month : '0' + month;
+
+      var fileExt = this.file.name.split('.').pop() || 'tmp';
+      var fileName = _uuid2['default'].v4();
+
+      return year + '/' + month + '/' + fileName + '.' + fileExt;
+    }
   }, {
     key: 'start',
     value: function start() {
@@ -193,10 +430,11 @@ var BaseUploader = (function () {
   }, {
     key: 'onBeforeUpload',
     value: function onBeforeUpload(callback) {
+      var filename = this.filename();
       this.formData = new FormData();
       this.formData.append('file', this.file);
-      this.formData.append('name', this.file.name);
-      this.formData.append('key', this.file.name);
+      // this.formData.append('name', filename);
+      this.formData.append('key', filename);
 
       callback();
     }
@@ -268,7 +506,7 @@ var BaseUploader = (function () {
 exports['default'] = BaseUploader;
 module.exports = exports['default'];
 
-},{"../event_trigger":2}],5:[function(require,module,exports){
+},{"../event_trigger":4,"uuid":2}],7:[function(require,module,exports){
 // http://developer.qiniu.com/docs/v6/api/overview/up/form-upload.html
 // http://jssdk.demo.qiniu.io/
 
@@ -341,8 +579,7 @@ var QiniuUploader = (function (_BaseUploader) {
       var self = this;
 
       _get(Object.getPrototypeOf(QiniuUploader.prototype), 'onFileUploaded', this).call(this, data, function () {
-        var filename = encodeURIComponent(self.response.key);
-        self.response.url = self.profile.domain + filename;
+        self.response.url = self.profile.domain + self.response.key;
 
         callback();
       });
@@ -355,4 +592,4 @@ var QiniuUploader = (function (_BaseUploader) {
 exports['default'] = QiniuUploader;
 module.exports = exports['default'];
 
-},{"./base_uploader":4}]},{},[1]);
+},{"./base_uploader":6}]},{},[3]);