7 |

8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 39 | 44 | 45 | 46 | 47 | 48 | 49 | 50 | 51 | 52 | 53 | 54 | 55 | 56 | 57 | 58 | 59 | -------------------------------------------------------------------------------- /Html5UploadDemo/index.html: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | HTML5 Upload Demo 5 | 6 | 7 | 8 |

9 |

10 |

HTML5 Ajax Uploader Demo

11 |

12 | 13 |

14 |

Drag images here

15 |

Or, if you prefer...

16 |

17 | 18 |

19 |

20 | 21 |

22 | 23 |

24 |

RequireJS, Knockout and Uploader Harmony

25 |

26 | Scripts are loaded using module loader RequireJS. This demo 27 | demonstrates how to use html5 ajax uploader and knockout to customize UI for uploads. 28 |

29 | 30 |

Show me the code

31 | 32 |

33 | 34 | 57 | 58 | 59 | 60 | 61 |

62 | 63 | 64 | -------------------------------------------------------------------------------- /Html5UploadDemo/Scripts/domReady.js: -------------------------------------------------------------------------------- 1 | /** 2 | * @license RequireJS domReady 2.0.1 Copyright (c) 2010-2012, The Dojo Foundation All Rights Reserved. 3 | * Available via the MIT or new BSD license. 4 | * see: http://github.com/requirejs/domReady for details 5 | */ 6 | /*jslint */ 7 | /*global require: false, define: false, requirejs: false, 8 | window: false, clearInterval: false, document: false, 9 | self: false, setInterval: false */ 10 | 11 | 12 | define(function () { 13 | 'use strict'; 14 | 15 | var isTop, testDiv, scrollIntervalId, 16 | isBrowser = typeof window !== "undefined" && window.document, 17 | isPageLoaded = !isBrowser, 18 | doc = isBrowser ? document : null, 19 | readyCalls = []; 20 | 21 | function runCallbacks(callbacks) { 22 | var i; 23 | for (i = 0; i < callbacks.length; i += 1) { 24 | callbacks[i](doc); 25 | } 26 | } 27 | 28 | function callReady() { 29 | var callbacks = readyCalls; 30 | 31 | if (isPageLoaded) { 32 | //Call the DOM ready callbacks 33 | if (callbacks.length) { 34 | readyCalls = []; 35 | runCallbacks(callbacks); 36 | } 37 | } 38 | } 39 | 40 | /** 41 | * Sets the page as loaded. 42 | */ 43 | function pageLoaded() { 44 | if (!isPageLoaded) { 45 | isPageLoaded = true; 46 | if (scrollIntervalId) { 47 | clearInterval(scrollIntervalId); 48 | } 49 | 50 | callReady(); 51 | } 52 | } 53 | 54 | if (isBrowser) { 55 | if (document.addEventListener) { 56 | //Standards. Hooray! Assumption here that if standards based, 57 | //it knows about DOMContentLoaded. 58 | document.addEventListener("DOMContentLoaded", pageLoaded, false); 59 | window.addEventListener("load", pageLoaded, false); 60 | } else if (window.attachEvent) { 61 | window.attachEvent("onload", pageLoaded); 62 | 63 | testDiv = document.createElement('div'); 64 | try { 65 | isTop = window.frameElement === null; 66 | } catch (e) {} 67 | 68 | //DOMContentLoaded approximation that uses a doScroll, as found by 69 | //Diego Perini: http://javascript.nwbox.com/IEContentLoaded/, 70 | //but modified by other contributors, including jdalton 71 | if (testDiv.doScroll && isTop && window.external) { 72 | scrollIntervalId = setInterval(function () { 73 | try { 74 | testDiv.doScroll(); 75 | pageLoaded(); 76 | } catch (e) {} 77 | }, 30); 78 | } 79 | } 80 | 81 | //Check if document already complete, and if so, just trigger page load 82 | //listeners. Latest webkit browsers also use "interactive", and 83 | //will fire the onDOMContentLoaded before "interactive" but not after 84 | //entering "interactive" or "complete". More details: 85 | //http://dev.w3.org/html5/spec/the-end.html#the-end 86 | //http://stackoverflow.com/questions/3665561/document-readystate-of-interactive-vs-ondomcontentloaded 87 | //Hmm, this is more complicated on further use, see "firing too early" 88 | //bug: https://github.com/requirejs/domReady/issues/1 89 | //so removing the || document.readyState === "interactive" test. 90 | //There is still a window.onload binding that should get fired if 91 | //DOMContentLoaded is missed. 92 | if (document.readyState === "complete") { 93 | pageLoaded(); 94 | } 95 | } 96 | 97 | /** START OF PUBLIC API **/ 98 | 99 | /** 100 | * Registers a callback for DOM ready. If DOM is already ready, the 101 | * callback is called immediately. 102 | * @param {Function} callback 103 | */ 104 | function domReady(callback) { 105 | if (isPageLoaded) { 106 | callback(doc); 107 | } else { 108 | readyCalls.push(callback); 109 | } 110 | return domReady; 111 | } 112 | 113 | domReady.version = '2.0.1'; 114 | 115 | /** 116 | * Loader Plugin API method 117 | */ 118 | domReady.load = function (name, req, onLoad, config) { 119 | if (config.isBuild) { 120 | onLoad(null); 121 | } else { 122 | domReady(onLoad); 123 | } 124 | }; 125 | 126 | /** END OF PUBLIC API **/ 127 | 128 | return domReady; 129 | }); 130 | -------------------------------------------------------------------------------- /Html5UploadDemo/Html5UploadDemo.csproj: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | Debug 6 | AnyCPU 7 | 8 | 9 | 2.0 10 | {C4D1CC8C-E3B1-4371-A71C-0BA22658C8C7} 11 | {E53F8FEA-EAE0-44A6-8774-FFD645390401};{349c5851-65df-11da-9384-00065b846f21};{fae04ec0-301f-11d3-bf4b-00c04f79efbc} 12 | Library 13 | Properties 14 | Html5UploadDemo 15 | Html5UploadDemo 16 | v4.0 17 | false 18 | true 19 | 20 | 21 | 22 | 23 | 24 | 25 | true 26 | full 27 | false 28 | bin\ 29 | DEBUG;TRACE 30 | prompt 31 | 4 32 | 33 | 34 | pdbonly 35 | true 36 | bin\ 37 | TRACE 38 | prompt 39 | 4 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | 48 | 49 | 50 | 51 | 52 | 53 | 54 | 55 | 56 | 57 | 58 | 59 | 60 | 61 | 62 | 63 | True 64 | ..\packages\Microsoft.Web.Infrastructure.1.0.0.0\lib\net40\Microsoft.Web.Infrastructure.dll 65 | 66 | 67 | True 68 | ..\packages\Microsoft.AspNet.WebPages.1.0.20105.408\lib\net40\System.Web.Helpers.dll 69 | 70 | 71 | True 72 | ..\packages\Microsoft.AspNet.Mvc.3.0.20105.1\lib\net40\System.Web.Mvc.dll 73 | 74 | 75 | ..\packages\Microsoft.AspNet.Providers.Core.1.0\lib\net40\System.Web.Providers.dll 76 | 77 | 78 | True 79 | ..\packages\Microsoft.AspNet.Razor.1.0.20105.408\lib\net40\System.Web.Razor.dll 80 | 81 | 82 | True 83 | ..\packages\Microsoft.AspNet.WebPages.1.0.20105.408\lib\net40\System.Web.WebPages.dll 84 | 85 | 86 | True 87 | ..\packages\Microsoft.AspNet.WebPages.1.0.20105.408\lib\net40\System.Web.WebPages.Deployment.dll 88 | 89 | 90 | True 91 | ..\packages\Microsoft.AspNet.WebPages.1.0.20105.408\lib\net40\System.Web.WebPages.Razor.dll 92 | 93 | 94 | 95 | 96 | 97 | Global.asax 98 | 99 | 100 | 101 | 102 | 103 | 104 | 105 | 106 | 107 | jquery-1.8.2.js 108 | 109 | 110 | 111 | 112 | 113 | jquery-1.8.2.js 114 | 115 | 116 | 117 | 118 | 119 | 120 | 121 | Web.config 122 | 123 | 124 | Web.config 125 | 126 | 127 | 128 | 129 | 130 | 131 | 132 | 133 | 10.0 134 | $(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v$(VisualStudioVersion) 135 | 136 | 137 | 138 | 139 | 140 | 141 | 142 | 143 | 144 | 145 | 146 | True 147 | True 148 | 0 149 | / 150 | http://localhost:3071/ 151 | False 152 | False 153 | 154 | 155 | False 156 | 157 | 158 | 159 | 160 | 166 | -------------------------------------------------------------------------------- /Html5UploadDemo/Scripts/src/html5Upload.js: -------------------------------------------------------------------------------- 1 | /*jslint unparam: true, browser: true, devel: true */ 2 | /*global define*/ 3 | 4 | define(function () { 5 | 'use strict'; 6 | 7 | var module = {}, 8 | noop = function () { }, 9 | console = window.console || { log: noop }, 10 | supportsFileApi; 11 | 12 | // Upload manager constructor: 13 | function UploadManager(options) { 14 | var self = this; 15 | self.dropContainer = options.dropContainer; 16 | self.inputField = options.inputField; 17 | self.uploadsQueue = []; 18 | self.activeUploads = 0; 19 | self.data = options.data; 20 | self.key = options.key; 21 | self.maxSimultaneousUploads = options.maxSimultaneousUploads || -1; 22 | self.onFileAdded = options.onFileAdded || noop; 23 | self.uploadUrl = options.uploadUrl; 24 | self.onFileAddedProxy = function (upload) { 25 | console.log('Event: onFileAdded, file: ' + upload.fileName); 26 | self.onFileAdded(upload); 27 | }; 28 | 29 | self.initialize(); 30 | } 31 | 32 | // FileUpload proxy class: 33 | function FileUpload(file) { 34 | var self = this; 35 | 36 | self.file = file; 37 | self.fileName = file.name; 38 | self.fileSize = file.size; 39 | self.uploadSize = file.size; 40 | self.uploadedBytes = 0; 41 | self.eventHandlers = {}; 42 | self.events = { 43 | onProgress: function (fileSize, uploadedBytes) { 44 | var progress = uploadedBytes / fileSize * 100; 45 | console.log('Event: upload onProgress, progress = ' + progress + ', fileSize = ' + fileSize + ', uploadedBytes = ' + uploadedBytes); 46 | (self.eventHandlers.onProgress || noop)(progress, fileSize, uploadedBytes); 47 | }, 48 | onStart: function () { 49 | console.log('Event: upload onStart'); 50 | (self.eventHandlers.onStart || noop)(); 51 | }, 52 | onCompleted: function (data) { 53 | console.log('Event: upload onCompleted, data = ' + data); 54 | file = null; 55 | (self.eventHandlers.onCompleted || noop)(data); 56 | } 57 | }; 58 | } 59 | 60 | FileUpload.prototype = { 61 | on: function (eventHandlers) { 62 | this.eventHandlers = eventHandlers; 63 | } 64 | }; 65 | 66 | UploadManager.prototype = { 67 | 68 | initialize: function () { 69 | console.log('Initializing upload manager'); 70 | var manager = this, 71 | dropContainer = manager.dropContainer, 72 | inputField = manager.inputField, 73 | cancelEvent = function (e) { 74 | e.preventDefault(); 75 | e.stopPropagation(); 76 | }, 77 | dragOverOnClass = function(e){ 78 | cancelEvent(e); 79 | dropContainer.classList.add('drag-over'); 80 | }, 81 | dragOverOffClass = function(e){ 82 | cancelEvent(e); 83 | dropContainer.classList.remove('drag-over'); 84 | }; 85 | 86 | if (dropContainer) { 87 | /* 88 | * Original code 89 | manager.on(dropContainer, 'dragover', cancelEvent); 90 | manager.on(dropContainer, 'dragenter', cancelEvent); 91 | manager.on(dropContainer, 'drop', function (e) { 92 | cancelEvent(e); 93 | manager.processFiles(e.dataTransfer.files); 94 | }); 95 | */ 96 | 97 | manager.on(dropContainer, 'dragenter', dragOverOnClass); 98 | manager.on(dropContainer, 'dragover', dragOverOnClass); 99 | manager.on(dropContainer, 'dragleave', dragOverOffClass); 100 | manager.on(dropContainer, 'drop', function (e) { 101 | cancelEvent(e); 102 | dragOverOffClass(e); 103 | manager.processFiles(e.dataTransfer.files); 104 | }); 105 | } 106 | 107 | if (inputField) { 108 | manager.on(inputField, 'change', function () { 109 | manager.processFiles(this.files); 110 | }); 111 | } 112 | }, 113 | 114 | processFiles: function (files) { 115 | console.log('Processing files: ' + files.length); 116 | var manager = this, 117 | len = files.length, 118 | file, 119 | upload, 120 | i; 121 | 122 | for (i = 0; i < len; i += 1) { 123 | file = files[i]; 124 | if (file.size === 0) { 125 | alert('Files with files size zero cannot be uploaded or multiple file uploads are not supported by your browser'); 126 | break; 127 | } 128 | 129 | upload = new FileUpload(file); 130 | manager.uploadFile(upload); 131 | } 132 | }, 133 | 134 | uploadFile: function (upload) { 135 | var manager = this; 136 | 137 | manager.onFileAdded(upload); 138 | 139 | // Queue upload if maximum simultaneous uploads reached: 140 | if (manager.activeUploads === manager.maxSimultaneousUploads) { 141 | console.log('Queue upload: ' + upload.fileName); 142 | manager.uploadsQueue.push(upload); 143 | return; 144 | } 145 | 146 | manager.ajaxUpload(upload); 147 | }, 148 | 149 | ajaxUpload: function (upload) { 150 | var manager = this, 151 | xhr, 152 | formData, 153 | fileName, 154 | file = upload.file, 155 | prop, 156 | data = manager.data, 157 | key = manager.key || 'file'; 158 | 159 | console.log('Beging upload: ' + upload.fileName); 160 | manager.activeUploads += 1; 161 | 162 | xhr = new window.XMLHttpRequest(); 163 | formData = new window.FormData(); 164 | fileName = file.name; 165 | 166 | xhr.open('POST', manager.uploadUrl); 167 | xhr.setRequestHeader('Accept', 'application/json, text/javascript', '*/*'); 168 | 169 | // Triggered when upload starts: 170 | xhr.upload.onloadstart = function () { 171 | // File size is not reported during start! 172 | console.log('Upload started: ' + fileName); 173 | upload.events.onStart(); 174 | }; 175 | 176 | // Triggered many times during upload: 177 | xhr.upload.onprogress = function (event) { 178 | if (!event.lengthComputable) { 179 | return; 180 | } 181 | 182 | // Update file size because it might be bigger than reported by the fileSize: 183 | upload.events.onProgress(event.total, event.loaded); 184 | }; 185 | 186 | // Triggered when upload is completed: 187 | xhr.onload = function (event) { 188 | console.log('Upload completed: ' + fileName); 189 | 190 | // Reduce number of active uploads: 191 | manager.activeUploads -= 1; 192 | 193 | upload.events.onCompleted(event.target.responseText); 194 | 195 | // Check if there are any uploads left in a queue: 196 | if (manager.uploadsQueue.length) { 197 | manager.ajaxUpload(manager.uploadsQueue.shift()); 198 | } 199 | }; 200 | 201 | // Triggered when upload fails: 202 | xhr.onerror = function () { 203 | console.log('Upload failed: ', upload.fileName); 204 | }; 205 | 206 | // Append additional data if provided: 207 | if (data) { 208 | for (prop in data) { 209 | if (data.hasOwnProperty(prop)) { 210 | console.log('Adding data: ' + prop + ' = ' + data[prop]); 211 | formData.append(prop, data[prop]); 212 | } 213 | } 214 | } 215 | 216 | // Append file data: 217 | formData.append(key, file); 218 | 219 | // Initiate upload: 220 | xhr.send(formData); 221 | }, 222 | 223 | // Event handlers: 224 | on: function (element, eventName, handler) { 225 | if (!element) { 226 | return; 227 | } 228 | if (element.addEventListener) { 229 | element.addEventListener(eventName, handler, false); 230 | } else if (element.attachEvent) { 231 | element.attachEvent('on' + eventName, handler); 232 | } else { 233 | element['on' + eventName] = handler; 234 | } 235 | } 236 | }; 237 | 238 | module.fileApiSupported = function () { 239 | if (typeof supportsFileApi !== 'boolean') { 240 | var input = document.createElement("input"); 241 | input.setAttribute("type", "file"); 242 | supportsFileApi = !!input.files; 243 | } 244 | 245 | return supportsFileApi; 246 | }; 247 | 248 | module.initialize = function (options) { 249 | return new UploadManager(options); 250 | }; 251 | 252 | return module; 253 | }); 254 | -------------------------------------------------------------------------------- /Html5UploadDemo/Scripts/require.js: -------------------------------------------------------------------------------- 1 | /* 2 | RequireJS 2.1.1 Copyright (c) 2010-2012, The Dojo Foundation All Rights Reserved. 3 | Available via the MIT or new BSD license. 4 | see: http://github.com/jrburke/requirejs for details 5 | */ 6 | var requirejs,require,define; 7 | (function(W){function 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HTML5 Ajax Uploader Demo

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