| 提交 | 用户 | 时间 | ||
| 58d006 | 1 | /* |
| A | 2 | * jQuery File Upload AngularJS Plugin 2.2.0 |
| 3 | * https://github.com/blueimp/jQuery-File-Upload | |
| 4 | * | |
| 5 | * Copyright 2013, Sebastian Tschan | |
| 6 | * https://blueimp.net | |
| 7 | * | |
| 8 | * Licensed under the MIT license: | |
| 9 | * http://www.opensource.org/licenses/MIT | |
| 10 | */ | |
| 11 | ||
| 12 | /* jshint nomen:false */ | |
| 13 | /* global define, angular */ | |
| 14 | ||
| 15 | (function (factory) { | |
| 16 | 'use strict'; | |
| 17 | if (typeof define === 'function' && define.amd) { | |
| 18 | // Register as an anonymous AMD module: | |
| 19 | define([ | |
| 20 | 'jquery', | |
| 21 | 'angular', | |
| 22 | './jquery.fileupload-image', | |
| 23 | './jquery.fileupload-audio', | |
| 24 | './jquery.fileupload-video', | |
| 25 | './jquery.fileupload-validate' | |
| 26 | ], factory); | |
| 27 | } else { | |
| 28 | factory(); | |
| 29 | } | |
| 30 | }(function () { | |
| 31 | 'use strict'; | |
| 32 | ||
| 33 | angular.module('blueimp.fileupload', []) | |
| 34 | ||
| 35 | // The fileUpload service provides configuration options | |
| 36 | // for the fileUpload directive and default handlers for | |
| 37 | // File Upload events: | |
| 38 | .provider('fileUpload', function () { | |
| 39 | var scopeEvalAsync = function (expression) { | |
| 40 | var scope = angular.element(this) | |
| 41 | .fileupload('option', 'scope'); | |
| 42 | // Schedule a new $digest cycle if not already inside of one | |
| 43 | // and evaluate the given expression: | |
| 44 | scope.$evalAsync(expression); | |
| 45 | }, | |
| 46 | addFileMethods = function (scope, data) { | |
| 47 | var files = data.files, | |
| 48 | file = files[0]; | |
| 49 | angular.forEach(files, function (file, index) { | |
| 50 | file._index = index; | |
| 51 | file.$state = function () { | |
| 52 | return data.state(); | |
| 53 | }; | |
| 54 | file.$processing = function () { | |
| 55 | return data.processing(); | |
| 56 | }; | |
| 57 | file.$progress = function () { | |
| 58 | return data.progress(); | |
| 59 | }; | |
| 60 | file.$response = function () { | |
| 61 | return data.response(); | |
| 62 | }; | |
| 63 | }); | |
| 64 | file.$submit = function () { | |
| 65 | if (!file.error) { | |
| 66 | return data.submit(); | |
| 67 | } | |
| 68 | }; | |
| 69 | file.$cancel = function () { | |
| 70 | return data.abort(); | |
| 71 | }; | |
| 72 | }, | |
| 73 | $config; | |
| 74 | $config = this.defaults = { | |
| 75 | handleResponse: function (e, data) { | |
| 76 | var files = data.result && data.result.files; | |
| 77 | if (files) { | |
| 78 | data.scope.replace(data.files, files); | |
| 79 | } else if (data.errorThrown || | |
| 80 | data.textStatus === 'error') { | |
| 81 | data.files[0].error = data.errorThrown || | |
| 82 | data.textStatus; | |
| 83 | } | |
| 84 | }, | |
| 85 | add: function (e, data) { | |
| 86 | if (e.isDefaultPrevented()) { | |
| 87 | return false; | |
| 88 | } | |
| 89 | var scope = data.scope, | |
| 90 | filesCopy = []; | |
| 91 | angular.forEach(data.files, function (file) { | |
| 92 | filesCopy.push(file); | |
| 93 | }); | |
| 94 | scope.$apply(function () { | |
| 95 | addFileMethods(scope, data); | |
| 96 | var method = scope.option('prependFiles') ? | |
| 97 | 'unshift' : 'push'; | |
| 98 | Array.prototype[method].apply(scope.queue, data.files); | |
| 99 | }); | |
| 100 | data.process(function () { | |
| 101 | return scope.process(data); | |
| 102 | }).always(function () { | |
| 103 | scope.$apply(function () { | |
| 104 | addFileMethods(scope, data); | |
| 105 | scope.replace(filesCopy, data.files); | |
| 106 | }); | |
| 107 | }).then(function () { | |
| 108 | if ((scope.option('autoUpload') || | |
| 109 | data.autoUpload) && | |
| 110 | data.autoUpload !== false) { | |
| 111 | data.submit(); | |
| 112 | } | |
| 113 | }); | |
| 114 | }, | |
| 115 | progress: function (e, data) { | |
| 116 | if (e.isDefaultPrevented()) { | |
| 117 | return false; | |
| 118 | } | |
| 119 | data.scope.$apply(); | |
| 120 | }, | |
| 121 | done: function (e, data) { | |
| 122 | if (e.isDefaultPrevented()) { | |
| 123 | return false; | |
| 124 | } | |
| 125 | var that = this; | |
| 126 | data.scope.$apply(function () { | |
| 127 | data.handleResponse.call(that, e, data); | |
| 128 | }); | |
| 129 | }, | |
| 130 | fail: function (e, data) { | |
| 131 | if (e.isDefaultPrevented()) { | |
| 132 | return false; | |
| 133 | } | |
| 134 | var that = this, | |
| 135 | scope = data.scope; | |
| 136 | if (data.errorThrown === 'abort') { | |
| 137 | scope.clear(data.files); | |
| 138 | return; | |
| 139 | } | |
| 140 | scope.$apply(function () { | |
| 141 | data.handleResponse.call(that, e, data); | |
| 142 | }); | |
| 143 | }, | |
| 144 | stop: scopeEvalAsync, | |
| 145 | processstart: scopeEvalAsync, | |
| 146 | processstop: scopeEvalAsync, | |
| 147 | getNumberOfFiles: function () { | |
| 148 | var scope = this.scope; | |
| 149 | return scope.queue.length - scope.processing(); | |
| 150 | }, | |
| 151 | dataType: 'json', | |
| 152 | autoUpload: false | |
| 153 | }; | |
| 154 | this.$get = [ | |
| 155 | function () { | |
| 156 | return { | |
| 157 | defaults: $config | |
| 158 | }; | |
| 159 | } | |
| 160 | ]; | |
| 161 | }) | |
| 162 | ||
| 163 | // Format byte numbers to readable presentations: | |
| 164 | .provider('formatFileSizeFilter', function () { | |
| 165 | var $config = { | |
| 166 | // Byte units following the IEC format | |
| 167 | // http://en.wikipedia.org/wiki/Kilobyte | |
| 168 | units: [ | |
| 169 | {size: 1000000000, suffix: ' GB'}, | |
| 170 | {size: 1000000, suffix: ' MB'}, | |
| 171 | {size: 1000, suffix: ' KB'} | |
| 172 | ] | |
| 173 | }; | |
| 174 | this.defaults = $config; | |
| 175 | this.$get = function () { | |
| 176 | return function (bytes) { | |
| 177 | if (!angular.isNumber(bytes)) { | |
| 178 | return ''; | |
| 179 | } | |
| 180 | var unit = true, | |
| 181 | i = 0, | |
| 182 | prefix, | |
| 183 | suffix; | |
| 184 | while (unit) { | |
| 185 | unit = $config.units[i]; | |
| 186 | prefix = unit.prefix || ''; | |
| 187 | suffix = unit.suffix || ''; | |
| 188 | if (i === $config.units.length - 1 || bytes >= unit.size) { | |
| 189 | return prefix + (bytes / unit.size).toFixed(2) + suffix; | |
| 190 | } | |
| 191 | i += 1; | |
| 192 | } | |
| 193 | }; | |
| 194 | }; | |
| 195 | }) | |
| 196 | ||
| 197 | // The FileUploadController initializes the fileupload widget and | |
| 198 | // provides scope methods to control the File Upload functionality: | |
| 199 | .controller('FileUploadController', [ | |
| 200 | '$scope', '$element', '$attrs', '$window', 'fileUpload', | |
| 201 | function ($scope, $element, $attrs, $window, fileUpload) { | |
| 202 | var uploadMethods = { | |
| 203 | progress: function () { | |
| 204 | return $element.fileupload('progress'); | |
| 205 | }, | |
| 206 | active: function () { | |
| 207 | return $element.fileupload('active'); | |
| 208 | }, | |
| 209 | option: function (option, data) { | |
| 210 | if (arguments.length === 1) { | |
| 211 | return $element.fileupload('option', option); | |
| 212 | } | |
| 213 | $element.fileupload('option', option, data); | |
| 214 | }, | |
| 215 | add: function (data) { | |
| 216 | return $element.fileupload('add', data); | |
| 217 | }, | |
| 218 | send: function (data) { | |
| 219 | return $element.fileupload('send', data); | |
| 220 | }, | |
| 221 | process: function (data) { | |
| 222 | return $element.fileupload('process', data); | |
| 223 | }, | |
| 224 | processing: function (data) { | |
| 225 | return $element.fileupload('processing', data); | |
| 226 | } | |
| 227 | }; | |
| 228 | $scope.disabled = !$window.jQuery.support.fileInput; | |
| 229 | $scope.queue = $scope.queue || []; | |
| 230 | $scope.clear = function (files) { | |
| 231 | var queue = this.queue, | |
| 232 | i = queue.length, | |
| 233 | file = files, | |
| 234 | length = 1; | |
| 235 | if (angular.isArray(files)) { | |
| 236 | file = files[0]; | |
| 237 | length = files.length; | |
| 238 | } | |
| 239 | while (i) { | |
| 240 | i -= 1; | |
| 241 | if (queue[i] === file) { | |
| 242 | return queue.splice(i, length); | |
| 243 | } | |
| 244 | } | |
| 245 | }; | |
| 246 | $scope.replace = function (oldFiles, newFiles) { | |
| 247 | var queue = this.queue, | |
| 248 | file = oldFiles[0], | |
| 249 | i, | |
| 250 | j; | |
| 251 | for (i = 0; i < queue.length; i += 1) { | |
| 252 | if (queue[i] === file) { | |
| 253 | for (j = 0; j < newFiles.length; j += 1) { | |
| 254 | queue[i + j] = newFiles[j]; | |
| 255 | } | |
| 256 | return; | |
| 257 | } | |
| 258 | } | |
| 259 | }; | |
| 260 | $scope.applyOnQueue = function (method) { | |
| 261 | var list = this.queue.slice(0), | |
| 262 | i, | |
| 263 | file; | |
| 264 | for (i = 0; i < list.length; i += 1) { | |
| 265 | file = list[i]; | |
| 266 | if (file[method]) { | |
| 267 | file[method](); | |
| 268 | } | |
| 269 | } | |
| 270 | }; | |
| 271 | $scope.submit = function () { | |
| 272 | this.applyOnQueue('$submit'); | |
| 273 | }; | |
| 274 | $scope.cancel = function () { | |
| 275 | this.applyOnQueue('$cancel'); | |
| 276 | }; | |
| 277 | // Add upload methods to the scope: | |
| 278 | angular.extend($scope, uploadMethods); | |
| 279 | // The fileupload widget will initialize with | |
| 280 | // the options provided via "data-"-parameters, | |
| 281 | // as well as those given via options object: | |
| 282 | $element.fileupload(angular.extend( | |
| 283 | {scope: $scope}, | |
| 284 | fileUpload.defaults | |
| 285 | )).on('fileuploadadd', function (e, data) { | |
| 286 | data.scope = $scope; | |
| 287 | }).on('fileuploadfail', function (e, data) { | |
| 288 | if (data.errorThrown === 'abort') { | |
| 289 | return; | |
| 290 | } | |
| 291 | if (data.dataType && | |
| 292 | data.dataType.indexOf('json') === data.dataType.length - 4) { | |
| 293 | try { | |
| 294 | data.result = angular.fromJson(data.jqXHR.responseText); | |
| 295 | } catch (ignore) {} | |
| 296 | } | |
| 297 | }).on([ | |
| 298 | 'fileuploadadd', | |
| 299 | 'fileuploadsubmit', | |
| 300 | 'fileuploadsend', | |
| 301 | 'fileuploaddone', | |
| 302 | 'fileuploadfail', | |
| 303 | 'fileuploadalways', | |
| 304 | 'fileuploadprogress', | |
| 305 | 'fileuploadprogressall', | |
| 306 | 'fileuploadstart', | |
| 307 | 'fileuploadstop', | |
| 308 | 'fileuploadchange', | |
| 309 | 'fileuploadpaste', | |
| 310 | 'fileuploaddrop', | |
| 311 | 'fileuploaddragover', | |
| 312 | 'fileuploadchunksend', | |
| 313 | 'fileuploadchunkdone', | |
| 314 | 'fileuploadchunkfail', | |
| 315 | 'fileuploadchunkalways', | |
| 316 | 'fileuploadprocessstart', | |
| 317 | 'fileuploadprocess', | |
| 318 | 'fileuploadprocessdone', | |
| 319 | 'fileuploadprocessfail', | |
| 320 | 'fileuploadprocessalways', | |
| 321 | 'fileuploadprocessstop' | |
| 322 | ].join(' '), function (e, data) { | |
| 323 | if ($scope.$emit(e.type, data).defaultPrevented) { | |
| 324 | e.preventDefault(); | |
| 325 | } | |
| 326 | }).on('remove', function () { | |
| 327 | // Remove upload methods from the scope, | |
| 328 | // when the widget is removed: | |
| 329 | var method; | |
| 330 | for (method in uploadMethods) { | |
| 331 | if (uploadMethods.hasOwnProperty(method)) { | |
| 332 | delete $scope[method]; | |
| 333 | } | |
| 334 | } | |
| 335 | }); | |
| 336 | // Observe option changes: | |
| 337 | $scope.$watch( | |
| 338 | $attrs.fileUpload, | |
| 339 | function (newOptions) { | |
| 340 | if (newOptions) { | |
| 341 | $element.fileupload('option', newOptions); | |
| 342 | } | |
| 343 | } | |
| 344 | ); | |
| 345 | } | |
| 346 | ]) | |
| 347 | ||
| 348 | // Provide File Upload progress feedback: | |
| 349 | .controller('FileUploadProgressController', [ | |
| 350 | '$scope', '$attrs', '$parse', | |
| 351 | function ($scope, $attrs, $parse) { | |
| 352 | var fn = $parse($attrs.fileUploadProgress), | |
| 353 | update = function () { | |
| 354 | var progress = fn($scope); | |
| 355 | if (!progress || !progress.total) { | |
| 356 | return; | |
| 357 | } | |
| 358 | $scope.num = Math.floor( | |
| 359 | progress.loaded / progress.total * 100 | |
| 360 | ); | |
| 361 | }; | |
| 362 | update(); | |
| 363 | $scope.$watch( | |
| 364 | $attrs.fileUploadProgress + '.loaded', | |
| 365 | function (newValue, oldValue) { | |
| 366 | if (newValue !== oldValue) { | |
| 367 | update(); | |
| 368 | } | |
| 369 | } | |
| 370 | ); | |
| 371 | } | |
| 372 | ]) | |
| 373 | ||
| 374 | // Display File Upload previews: | |
| 375 | .controller('FileUploadPreviewController', [ | |
| 376 | '$scope', '$element', '$attrs', | |
| 377 | function ($scope, $element, $attrs) { | |
| 378 | $scope.$watch( | |
| 379 | $attrs.fileUploadPreview + '.preview', | |
| 380 | function (preview) { | |
| 381 | $element.empty(); | |
| 382 | if (preview) { | |
| 383 | $element.append(preview); | |
| 384 | } | |
| 385 | } | |
| 386 | ); | |
| 387 | } | |
| 388 | ]) | |
| 389 | ||
| 390 | .directive('fileUpload', function () { | |
| 391 | return { | |
| 392 | controller: 'FileUploadController', | |
| 393 | scope: true | |
| 394 | }; | |
| 395 | }) | |
| 396 | ||
| 397 | .directive('fileUploadProgress', function () { | |
| 398 | return { | |
| 399 | controller: 'FileUploadProgressController', | |
| 400 | scope: true | |
| 401 | }; | |
| 402 | }) | |
| 403 | ||
| 404 | .directive('fileUploadPreview', function () { | |
| 405 | return { | |
| 406 | controller: 'FileUploadPreviewController' | |
| 407 | }; | |
| 408 | }) | |
| 409 | ||
| 410 | // Enhance the HTML5 download attribute to | |
| 411 | // allow drag&drop of files to the desktop: | |
| 412 | .directive('download', function () { | |
| 413 | return function (scope, elm) { | |
| 414 | elm.on('dragstart', function (e) { | |
| 415 | try { | |
| 416 | e.originalEvent.dataTransfer.setData( | |
| 417 | 'DownloadURL', | |
| 418 | [ | |
| 419 | 'application/octet-stream', | |
| 420 | elm.prop('download'), | |
| 421 | elm.prop('href') | |
| 422 | ].join(':') | |
| 423 | ); | |
| 424 | } catch (ignore) {} | |
| 425 | }); | |
| 426 | }; | |
| 427 | }); | |
| 428 | ||
| 429 | })); | |
