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/** vim: et:ts=4:sw=4:sts=4 |
| 2 |
* @license RequireJS 2.1.8 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 |
//Not using strict: uneven strict support in browsers, #392, and causes |
| 7 |
//problems with requirejs.exec()/transpiler plugins that may not be strict. |
| 8 |
/*jslint regexp: true, nomen: true, sloppy: true */ |
| 9 |
/*global window, navigator, document, importScripts, setTimeout, opera */ |
| 10 |
|
| 11 |
var requirejs, require, define; |
| 12 |
(function (global) { |
| 13 |
var req, s, head, baseElement, dataMain, src, |
| 14 |
interactiveScript, currentlyAddingScript, mainScript, subPath, |
| 15 |
version = '2.1.8', |
| 16 |
commentRegExp = /(\/\*([\s\S]*?)\*\/|([^:]|^)\/\/(.*)$)/mg, |
| 17 |
cjsRequireRegExp = /[^.]\s*require\s*\(\s*["']([^'"\s]+)["']\s*\)/g, |
| 18 |
jsSuffixRegExp = /\.js$/, |
| 19 |
currDirRegExp = /^\.\//, |
| 20 |
op = Object.prototype, |
| 21 |
ostring = op.toString, |
| 22 |
hasOwn = op.hasOwnProperty, |
| 23 |
ap = Array.prototype, |
| 24 |
apsp = ap.splice, |
| 25 |
isBrowser = !!(typeof window !== 'undefined' && navigator && window.document), |
| 26 |
isWebWorker = !isBrowser && typeof importScripts !== 'undefined', |
| 27 |
//PS3 indicates loaded and complete, but need to wait for complete |
| 28 |
//specifically. Sequence is 'loading', 'loaded', execution, |
| 29 |
// then 'complete'. The UA check is unfortunate, but not sure how |
| 30 |
//to feature test w/o causing perf issues. |
| 31 |
readyRegExp = isBrowser && navigator.platform === 'PLAYSTATION 3' ? |
| 32 |
/^complete$/ : /^(complete|loaded)$/, |
| 33 |
defContextName = '_', |
| 34 |
//Oh the tragedy, detecting opera. See the usage of isOpera for reason. |
| 35 |
isOpera = typeof opera !== 'undefined' && opera.toString() === '[object Opera]', |
| 36 |
contexts = {}, |
| 37 |
cfg = {}, |
| 38 |
globalDefQueue = [], |
| 39 |
useInteractive = false; |
| 40 |
|
| 41 |
function isFunction(it) { |
| 42 |
return ostring.call(it) === '[object Function]'; |
| 43 |
} |
| 44 |
|
| 45 |
function isArray(it) { |
| 46 |
return ostring.call(it) === '[object Array]'; |
| 47 |
} |
| 48 |
|
| 49 |
/** |
| 50 |
* Helper function for iterating over an array. If the func returns |
| 51 |
* a true value, it will break out of the loop. |
| 52 |
*/ |
| 53 |
function each(ary, func) { |
| 54 |
if (ary) { |
| 55 |
var i; |
| 56 |
for (i = 0; i < ary.length; i += 1) { |
| 57 |
if (ary[i] && func(ary[i], i, ary)) { |
| 58 |
break; |
| 59 |
} |
| 60 |
} |
| 61 |
} |
| 62 |
} |
| 63 |
|
| 64 |
/** |
| 65 |
* Helper function for iterating over an array backwards. If the func |
| 66 |
* returns a true value, it will break out of the loop. |
| 67 |
*/ |
| 68 |
function eachReverse(ary, func) { |
| 69 |
if (ary) { |
| 70 |
var i; |
| 71 |
for (i = ary.length - 1; i > -1; i -= 1) { |
| 72 |
if (ary[i] && func(ary[i], i, ary)) { |
| 73 |
break; |
| 74 |
} |
| 75 |
} |
| 76 |
} |
| 77 |
} |
| 78 |
|
| 79 |
function hasProp(obj, prop) { |
| 80 |
return hasOwn.call(obj, prop); |
| 81 |
} |
| 82 |
|
| 83 |
function getOwn(obj, prop) { |
| 84 |
return hasProp(obj, prop) && obj[prop]; |
| 85 |
} |
| 86 |
|
| 87 |
/** |
| 88 |
* Cycles over properties in an object and calls a function for each |
| 89 |
* property value. If the function returns a truthy value, then the |
| 90 |
* iteration is stopped. |
| 91 |
*/ |
| 92 |
function eachProp(obj, func) { |
| 93 |
var prop; |
| 94 |
for (prop in obj) { |
| 95 |
if (hasProp(obj, prop)) { |
| 96 |
if (func(obj[prop], prop)) { |
| 97 |
break; |
| 98 |
} |
| 99 |
} |
| 100 |
} |
| 101 |
} |
| 102 |
|
| 103 |
/** |
| 104 |
* Simple function to mix in properties from source into target, |
| 105 |
* but only if target does not already have a property of the same name. |
| 106 |
*/ |
| 107 |
function mixin(target, source, force, deepStringMixin) { |
| 108 |
if (source) { |
| 109 |
eachProp(source, function (value, prop) { |
| 110 |
if (force || !hasProp(target, prop)) { |
| 111 |
if (deepStringMixin && typeof value !== 'string') { |
| 112 |
if (!target[prop]) { |
| 113 |
target[prop] = {}; |
| 114 |
} |
| 115 |
mixin(target[prop], value, force, deepStringMixin); |
| 116 |
} else { |
| 117 |
target[prop] = value; |
| 118 |
} |
| 119 |
} |
| 120 |
}); |
| 121 |
} |
| 122 |
return target; |
| 123 |
} |
| 124 |
|
| 125 |
//Similar to Function.prototype.bind, but the 'this' object is specified |
| 126 |
//first, since it is easier to read/figure out what 'this' will be. |
| 127 |
function bind(obj, fn) { |
| 128 |
return function () { |
| 129 |
return fn.apply(obj, arguments); |
| 130 |
}; |
| 131 |
} |
| 132 |
|
| 133 |
function scripts() { |
| 134 |
return document.getElementsByTagName('script'); |
| 135 |
} |
| 136 |
|
| 137 |
function defaultOnError(err) { |
| 138 |
throw err; |
| 139 |
} |
| 140 |
|
| 141 |
//Allow getting a global that expressed in |
| 142 |
//dot notation, like 'a.b.c'. |
| 143 |
function getGlobal(value) { |
| 144 |
if (!value) { |
| 145 |
return value; |
| 146 |
} |
| 147 |
var g = global; |
| 148 |
each(value.split('.'), function (part) { |
| 149 |
g = g[part]; |
| 150 |
}); |
| 151 |
return g; |
| 152 |
} |
| 153 |
|
| 154 |
/** |
| 155 |
* Constructs an error with a pointer to an URL with more information. |
| 156 |
* @param {String} id the error ID that maps to an ID on a web page. |
| 157 |
* @param {String} message human readable error. |
| 158 |
* @param {Error} [err] the original error, if there is one. |
| 159 |
* |
| 160 |
* @returns {Error} |
| 161 |
*/ |
| 162 |
function makeError(id, msg, err, requireModules) { |
| 163 |
var e = new Error(msg + '\nhttp://requirejs.org/docs/errors.html#' + id); |
| 164 |
e.requireType = id; |
| 165 |
e.requireModules = requireModules; |
| 166 |
if (err) { |
| 167 |
e.originalError = err; |
| 168 |
} |
| 169 |
return e; |
| 170 |
} |
| 171 |
|
| 172 |
if (typeof define !== 'undefined') { |
| 173 |
//If a define is already in play via another AMD loader, |
| 174 |
//do not overwrite. |
| 175 |
return; |
| 176 |
} |
| 177 |
|
| 178 |
if (typeof requirejs !== 'undefined') { |
| 179 |
if (isFunction(requirejs)) { |
| 180 |
//Do not overwrite and existing requirejs instance. |
| 181 |
return; |
| 182 |
} |
| 183 |
cfg = requirejs; |
| 184 |
requirejs = undefined; |
| 185 |
} |
| 186 |
|
| 187 |
//Allow for a require config object |
| 188 |
if (typeof require !== 'undefined' && !isFunction(require)) { |
| 189 |
//assume it is a config object. |
| 190 |
cfg = require; |
| 191 |
require = undefined; |
| 192 |
} |
| 193 |
|
| 194 |
function newContext(contextName) { |
| 195 |
var inCheckLoaded, Module, context, handlers, |
| 196 |
checkLoadedTimeoutId, |
| 197 |
config = { |
| 198 |
//Defaults. Do not set a default for map |
| 199 |
//config to speed up normalize(), which |
| 200 |
//will run faster if there is no default. |
| 201 |
waitSeconds: 7, |
| 202 |
baseUrl: './', |
| 203 |
paths: {}, |
| 204 |
pkgs: {}, |
| 205 |
shim: {}, |
| 206 |
config: {} |
| 207 |
}, |
| 208 |
registry = {}, |
| 209 |
//registry of just enabled modules, to speed |
| 210 |
//cycle breaking code when lots of modules |
| 211 |
//are registered, but not activated. |
| 212 |
enabledRegistry = {}, |
| 213 |
undefEvents = {}, |
| 214 |
defQueue = [], |
| 215 |
defined = {}, |
| 216 |
urlFetched = {}, |
| 217 |
requireCounter = 1, |
| 218 |
unnormalizedCounter = 1; |
| 219 |
|
| 220 |
/** |
| 221 |
* Trims the . and .. from an array of path segments. |
| 222 |
* It will keep a leading path segment if a .. will become |
| 223 |
* the first path segment, to help with module name lookups, |
| 224 |
* which act like paths, but can be remapped. But the end result, |
| 225 |
* all paths that use this function should look normalized. |
| 226 |
* NOTE: this method MODIFIES the input array. |
| 227 |
* @param {Array} ary the array of path segments. |
| 228 |
*/ |
| 229 |
function trimDots(ary) { |
| 230 |
var i, part; |
| 231 |
for (i = 0; ary[i]; i += 1) { |
| 232 |
part = ary[i]; |
| 233 |
if (part === '.') { |
| 234 |
ary.splice(i, 1); |
| 235 |
i -= 1; |
| 236 |
} else if (part === '..') { |
| 237 |
if (i === 1 && (ary[2] === '..' || ary[0] === '..')) { |
| 238 |
//End of the line. Keep at least one non-dot |
| 239 |
//path segment at the front so it can be mapped |
| 240 |
//correctly to disk. Otherwise, there is likely |
| 241 |
//no path mapping for a path starting with '..'. |
| 242 |
//This can still fail, but catches the most reasonable |
| 243 |
//uses of .. |
| 244 |
break; |
| 245 |
} else if (i > 0) { |
| 246 |
ary.splice(i - 1, 2); |
| 247 |
i -= 2; |
| 248 |
} |
| 249 |
} |
| 250 |
} |
| 251 |
} |
| 252 |
|
| 253 |
/** |
| 254 |
* Given a relative module name, like ./something, normalize it to |
| 255 |
* a real name that can be mapped to a path. |
| 256 |
* @param {String} name the relative name |
| 257 |
* @param {String} baseName a real name that the name arg is relative |
| 258 |
* to. |
| 259 |
* @param {Boolean} applyMap apply the map config to the value. Should |
| 260 |
* only be done if this normalization is for a dependency ID. |
| 261 |
* @returns {String} normalized name |
| 262 |
*/ |
| 263 |
function normalize(name, baseName, applyMap) { |
| 264 |
var pkgName, pkgConfig, mapValue, nameParts, i, j, nameSegment, |
| 265 |
foundMap, foundI, foundStarMap, starI, |
| 266 |
baseParts = baseName && baseName.split('/'), |
| 267 |
normalizedBaseParts = baseParts, |
| 268 |
map = config.map, |
| 269 |
starMap = map && map['*']; |
| 270 |
|
| 271 |
//Adjust any relative paths. |
| 272 |
if (name && name.charAt(0) === '.') { |
| 273 |
//If have a base name, try to normalize against it, |
| 274 |
//otherwise, assume it is a top-level require that will |
| 275 |
//be relative to baseUrl in the end. |
| 276 |
if (baseName) { |
| 277 |
if (getOwn(config.pkgs, baseName)) { |
| 278 |
//If the baseName is a package name, then just treat it as one |
| 279 |
//name to concat the name with. |
| 280 |
normalizedBaseParts = baseParts = [baseName]; |
| 281 |
} else { |
| 282 |
//Convert baseName to array, and lop off the last part, |
| 283 |
//so that . matches that 'directory' and not name of the baseName's |
| 284 |
//module. For instance, baseName of 'one/two/three', maps to |
| 285 |
//'one/two/three.js', but we want the directory, 'one/two' for |
| 286 |
//this normalization. |
| 287 |
normalizedBaseParts = baseParts.slice(0, baseParts.length - 1); |
| 288 |
} |
| 289 |
|
| 290 |
name = normalizedBaseParts.concat(name.split('/')); |
| 291 |
trimDots(name); |
| 292 |
|
| 293 |
//Some use of packages may use a . path to reference the |
| 294 |
//'main' module name, so normalize for that. |
| 295 |
pkgConfig = getOwn(config.pkgs, (pkgName = name[0])); |
| 296 |
name = name.join('/'); |
| 297 |
if (pkgConfig && name === pkgName + '/' + pkgConfig.main) { |
| 298 |
name = pkgName; |
| 299 |
} |
| 300 |
} else if (name.indexOf('./') === 0) { |
| 301 |
// No baseName, so this is ID is resolved relative |
| 302 |
// to baseUrl, pull off the leading dot. |
| 303 |
name = name.substring(2); |
| 304 |
} |
| 305 |
} |
| 306 |
|
| 307 |
//Apply map config if available. |
| 308 |
if (applyMap && map && (baseParts || starMap)) { |
| 309 |
nameParts = name.split('/'); |
| 310 |
|
| 311 |
for (i = nameParts.length; i > 0; i -= 1) { |
| 312 |
nameSegment = nameParts.slice(0, i).join('/'); |
| 313 |
|
| 314 |
if (baseParts) { |
| 315 |
//Find the longest baseName segment match in the config. |
| 316 |
//So, do joins on the biggest to smallest lengths of baseParts. |
| 317 |
for (j = baseParts.length; j > 0; j -= 1) { |
| 318 |
mapValue = getOwn(map, baseParts.slice(0, j).join('/')); |
| 319 |
|
| 320 |
//baseName segment has config, find if it has one for |
| 321 |
//this name. |
| 322 |
if (mapValue) { |
| 323 |
mapValue = getOwn(mapValue, nameSegment); |
| 324 |
if (mapValue) { |
| 325 |
//Match, update name to the new value. |
| 326 |
foundMap = mapValue; |
| 327 |
foundI = i; |
| 328 |
break; |
| 329 |
} |
| 330 |
} |
| 331 |
} |
| 332 |
} |
| 333 |
|
| 334 |
if (foundMap) { |
| 335 |
break; |
| 336 |
} |
| 337 |
|
| 338 |
//Check for a star map match, but just hold on to it, |
| 339 |
//if there is a shorter segment match later in a matching |
| 340 |
//config, then favor over this star map. |
| 341 |
if (!foundStarMap && starMap && getOwn(starMap, nameSegment)) { |
| 342 |
foundStarMap = getOwn(starMap, nameSegment); |
| 343 |
starI = i; |
| 344 |
} |
| 345 |
} |
| 346 |
|
| 347 |
if (!foundMap && foundStarMap) { |
| 348 |
foundMap = foundStarMap; |
| 349 |
foundI = starI; |
| 350 |
} |
| 351 |
|
| 352 |
if (foundMap) { |
| 353 |
nameParts.splice(0, foundI, foundMap); |
| 354 |
name = nameParts.join('/'); |
| 355 |
} |
| 356 |
} |
| 357 |
|
| 358 |
return name; |
| 359 |
} |
| 360 |
|
| 361 |
function removeScript(name) { |
| 362 |
if (isBrowser) { |
| 363 |
each(scripts(), function (scriptNode) { |
| 364 |
if (scriptNode.getAttribute('data-requiremodule') === name && |
| 365 |
scriptNode.getAttribute('data-requirecontext') === context.contextName) { |
| 366 |
scriptNode.parentNode.removeChild(scriptNode); |
| 367 |
return true; |
| 368 |
} |
| 369 |
}); |
| 370 |
} |
| 371 |
} |
| 372 |
|
| 373 |
function hasPathFallback(id) { |
| 374 |
var pathConfig = getOwn(config.paths, id); |
| 375 |
if (pathConfig && isArray(pathConfig) && pathConfig.length > 1) { |
| 376 |
removeScript(id); |
| 377 |
//Pop off the first array value, since it failed, and |
| 378 |
//retry |
| 379 |
pathConfig.shift(); |
| 380 |
context.require.undef(id); |
| 381 |
context.require([id]); |
| 382 |
return true; |
| 383 |
} |
| 384 |
} |
| 385 |
|
| 386 |
//Turns a plugin!resource to [plugin, resource] |
| 387 |
//with the plugin being undefined if the name |
| 388 |
//did not have a plugin prefix. |
| 389 |
function splitPrefix(name) { |
| 390 |
var prefix, |
| 391 |
index = name ? name.indexOf('!') : -1; |
| 392 |
if (index > -1) { |
| 393 |
prefix = name.substring(0, index); |
| 394 |
name = name.substring(index + 1, name.length); |
| 395 |
} |
| 396 |
return [prefix, name]; |
| 397 |
} |
| 398 |
|
| 399 |
/** |
| 400 |
* Creates a module mapping that includes plugin prefix, module |
| 401 |
* name, and path. If parentModuleMap is provided it will |
| 402 |
* also normalize the name via require.normalize() |
| 403 |
* |
| 404 |
* @param {String} name the module name |
| 405 |
* @param {String} [parentModuleMap] parent module map |
| 406 |
* for the module name, used to resolve relative names. |
| 407 |
* @param {Boolean} isNormalized: is the ID already normalized. |
| 408 |
* This is true if this call is done for a define() module ID. |
| 409 |
* @param {Boolean} applyMap: apply the map config to the ID. |
| 410 |
* Should only be true if this map is for a dependency. |
| 411 |
* |
| 412 |
* @returns {Object} |
| 413 |
*/ |
| 414 |
function makeModuleMap(name, parentModuleMap, isNormalized, applyMap) { |
| 415 |
var url, pluginModule, suffix, nameParts, |
| 416 |
prefix = null, |
| 417 |
parentName = parentModuleMap ? parentModuleMap.name : null, |
| 418 |
originalName = name, |
| 419 |
isDefine = true, |
| 420 |
normalizedName = ''; |
| 421 |
|
| 422 |
//If no name, then it means it is a require call, generate an |
| 423 |
//internal name. |
| 424 |
if (!name) { |
| 425 |
isDefine = false; |
| 426 |
name = '_@r' + (requireCounter += 1); |
| 427 |
} |
| 428 |
|
| 429 |
nameParts = splitPrefix(name); |
| 430 |
prefix = nameParts[0]; |
| 431 |
name = nameParts[1]; |
| 432 |
|
| 433 |
if (prefix) { |
| 434 |
prefix = normalize(prefix, parentName, applyMap); |
| 435 |
pluginModule = getOwn(defined, prefix); |
| 436 |
} |
| 437 |
|
| 438 |
//Account for relative paths if there is a base name. |
| 439 |
if (name) { |
| 440 |
if (prefix) { |
| 441 |
if (pluginModule && pluginModule.normalize) { |
| 442 |
//Plugin is loaded, use its normalize method. |
| 443 |
normalizedName = pluginModule.normalize(name, function (name) { |
| 444 |
return normalize(name, parentName, applyMap); |
| 445 |
}); |
| 446 |
} else { |
| 447 |
normalizedName = normalize(name, parentName, applyMap); |
| 448 |
} |
| 449 |
} else { |
| 450 |
//A regular module. |
| 451 |
normalizedName = normalize(name, parentName, applyMap); |
| 452 |
|
| 453 |
//Normalized name may be a plugin ID due to map config |
| 454 |
//application in normalize. The map config values must |
| 455 |
//already be normalized, so do not need to redo that part. |
| 456 |
nameParts = splitPrefix(normalizedName); |
| 457 |
prefix = nameParts[0]; |
| 458 |
normalizedName = nameParts[1]; |
| 459 |
isNormalized = true; |
| 460 |
|
| 461 |
url = context.nameToUrl(normalizedName); |
| 462 |
} |
| 463 |
} |
| 464 |
|
| 465 |
//If the id is a plugin id that cannot be determined if it needs |
| 466 |
//normalization, stamp it with a unique ID so two matching relative |
| 467 |
//ids that may conflict can be separate. |
| 468 |
suffix = prefix && !pluginModule && !isNormalized ? |
| 469 |
'_unnormalized' + (unnormalizedCounter += 1) : |
| 470 |
''; |
| 471 |
|
| 472 |
return { |
| 473 |
prefix: prefix, |
| 474 |
name: normalizedName, |
| 475 |
parentMap: parentModuleMap, |
| 476 |
unnormalized: !!suffix, |
| 477 |
url: url, |
| 478 |
originalName: originalName, |
| 479 |
isDefine: isDefine, |
| 480 |
id: (prefix ? |
| 481 |
prefix + '!' + normalizedName : |
| 482 |
normalizedName) + suffix |
| 483 |
}; |
| 484 |
} |
| 485 |
|
| 486 |
function getModule(depMap) { |
| 487 |
var id = depMap.id, |
| 488 |
mod = getOwn(registry, id); |
| 489 |
|
| 490 |
if (!mod) { |
| 491 |
mod = registry[id] = new context.Module(depMap); |
| 492 |
} |
| 493 |
|
| 494 |
return mod; |
| 495 |
} |
| 496 |
|
| 497 |
function on(depMap, name, fn) { |
| 498 |
var id = depMap.id, |
| 499 |
mod = getOwn(registry, id); |
| 500 |
|
| 501 |
if (hasProp(defined, id) && |
| 502 |
(!mod || mod.defineEmitComplete)) { |
| 503 |
if (name === 'defined') { |
| 504 |
fn(defined[id]); |
| 505 |
} |
| 506 |
} else { |
| 507 |
mod = getModule(depMap); |
| 508 |
if (mod.error && name === 'error') { |
| 509 |
fn(mod.error); |
| 510 |
} else { |
| 511 |
mod.on(name, fn); |
| 512 |
} |
| 513 |
} |
| 514 |
} |
| 515 |
|
| 516 |
function onError(err, errback) { |
| 517 |
var ids = err.requireModules, |
| 518 |
notified = false; |
| 519 |
|
| 520 |
if (errback) { |
| 521 |
errback(err); |
| 522 |
} else { |
| 523 |
each(ids, function (id) { |
| 524 |
var mod = getOwn(registry, id); |
| 525 |
if (mod) { |
| 526 |
//Set error on module, so it skips timeout checks. |
| 527 |
mod.error = err; |
| 528 |
if (mod.events.error) { |
| 529 |
notified = true; |
| 530 |
mod.emit('error', err); |
| 531 |
} |
| 532 |
} |
| 533 |
}); |
| 534 |
|
| 535 |
if (!notified) { |
| 536 |
req.onError(err); |
| 537 |
} |
| 538 |
} |
| 539 |
} |
| 540 |
|
| 541 |
/** |
| 542 |
* Internal method to transfer globalQueue items to this context's |
| 543 |
* defQueue. |
| 544 |
*/ |
| 545 |
function takeGlobalQueue() { |
| 546 |
//Push all the globalDefQueue items into the context's defQueue |
| 547 |
if (globalDefQueue.length) { |
| 548 |
//Array splice in the values since the context code has a |
| 549 |
//local var ref to defQueue, so cannot just reassign the one |
| 550 |
//on context. |
| 551 |
apsp.apply(defQueue, |
| 552 |
[defQueue.length - 1, 0].concat(globalDefQueue)); |
| 553 |
globalDefQueue = []; |
| 554 |
} |
| 555 |
} |
| 556 |
|
| 557 |
handlers = { |
| 558 |
'require': function (mod) { |
| 559 |
if (mod.require) { |
| 560 |
return mod.require; |
| 561 |
} else { |
| 562 |
return (mod.require = context.makeRequire(mod.map)); |
| 563 |
} |
| 564 |
}, |
| 565 |
'exports': function (mod) { |
| 566 |
mod.usingExports = true; |
| 567 |
if (mod.map.isDefine) { |
| 568 |
if (mod.exports) { |
| 569 |
return mod.exports; |
| 570 |
} else { |
| 571 |
return (mod.exports = defined[mod.map.id] = {}); |
| 572 |
} |
| 573 |
} |
| 574 |
}, |
| 575 |
'module': function (mod) { |
| 576 |
if (mod.module) { |
| 577 |
return mod.module; |
| 578 |
} else { |
| 579 |
return (mod.module = { |
| 580 |
id: mod.map.id, |
| 581 |
uri: mod.map.url, |
| 582 |
config: function () { |
| 583 |
var c, |
| 584 |
pkg = getOwn(config.pkgs, mod.map.id); |
| 585 |
// For packages, only support config targeted |
| 586 |
// at the main module. |
| 587 |
c = pkg ? getOwn(config.config, mod.map.id + '/' + pkg.main) : |
| 588 |
getOwn(config.config, mod.map.id); |
| 589 |
return c || {}; |
| 590 |
}, |
| 591 |
exports: defined[mod.map.id] |
| 592 |
}); |
| 593 |
} |
| 594 |
} |
| 595 |
}; |
| 596 |
|
| 597 |
function cleanRegistry(id) { |
| 598 |
//Clean up machinery used for waiting modules. |
| 599 |
delete registry[id]; |
| 600 |
delete enabledRegistry[id]; |
| 601 |
} |
| 602 |
|
| 603 |
function breakCycle(mod, traced, processed) { |
| 604 |
var id = mod.map.id; |
| 605 |
|
| 606 |
if (mod.error) { |
| 607 |
mod.emit('error', mod.error); |
| 608 |
} else { |
| 609 |
traced[id] = true; |
| 610 |
each(mod.depMaps, function (depMap, i) { |
| 611 |
var depId = depMap.id, |
| 612 |
dep = getOwn(registry, depId); |
| 613 |
|
| 614 |
//Only force things that have not completed |
| 615 |
//being defined, so still in the registry, |
| 616 |
//and only if it has not been matched up |
| 617 |
//in the module already. |
| 618 |
if (dep && !mod.depMatched[i] && !processed[depId]) { |
| 619 |
if (getOwn(traced, depId)) { |
| 620 |
mod.defineDep(i, defined[depId]); |
| 621 |
mod.check(); //pass false? |
| 622 |
} else { |
| 623 |
breakCycle(dep, traced, processed); |
| 624 |
} |
| 625 |
} |
| 626 |
}); |
| 627 |
processed[id] = true; |
| 628 |
} |
| 629 |
} |
| 630 |
|
| 631 |
function checkLoaded() { |
| 632 |
var map, modId, err, usingPathFallback, |
| 633 |
waitInterval = config.waitSeconds * 1000, |
| 634 |
//It is possible to disable the wait interval by using waitSeconds of 0. |
| 635 |
expired = waitInterval && (context.startTime + waitInterval) < new Date().getTime(), |
| 636 |
noLoads = [], |
| 637 |
reqCalls = [], |
| 638 |
stillLoading = false, |
| 639 |
needCycleCheck = true; |
| 640 |
|
| 641 |
//Do not bother if this call was a result of a cycle break. |
| 642 |
if (inCheckLoaded) { |
| 643 |
return; |
| 644 |
} |
| 645 |
|
| 646 |
inCheckLoaded = true; |
| 647 |
|
| 648 |
//Figure out the state of all the modules. |
| 649 |
eachProp(enabledRegistry, function (mod) { |
| 650 |
map = mod.map; |
| 651 |
modId = map.id; |
| 652 |
|
| 653 |
//Skip things that are not enabled or in error state. |
| 654 |
if (!mod.enabled) { |
| 655 |
return; |
| 656 |
} |
| 657 |
|
| 658 |
if (!map.isDefine) { |
| 659 |
reqCalls.push(mod); |
| 660 |
} |
| 661 |
|
| 662 |
if (!mod.error) { |
| 663 |
//If the module should be executed, and it has not |
| 664 |
//been inited and time is up, remember it. |
| 665 |
if (!mod.inited && expired) { |
| 666 |
if (hasPathFallback(modId)) { |
| 667 |
usingPathFallback = true; |
| 668 |
stillLoading = true; |
| 669 |
} else { |
| 670 |
noLoads.push(modId); |
| 671 |
removeScript(modId); |
| 672 |
} |
| 673 |
} else if (!mod.inited && mod.fetched && map.isDefine) { |
| 674 |
stillLoading = true; |
| 675 |
if (!map.prefix) { |
| 676 |
//No reason to keep looking for unfinished |
| 677 |
//loading. If the only stillLoading is a |
| 678 |
//plugin resource though, keep going, |
| 679 |
//because it may be that a plugin resource |
| 680 |
//is waiting on a non-plugin cycle. |
| 681 |
return (needCycleCheck = false); |
| 682 |
} |
| 683 |
} |
| 684 |
} |
| 685 |
}); |
| 686 |
|
| 687 |
if (expired && noLoads.length) { |
| 688 |
//If wait time expired, throw error of unloaded modules. |
| 689 |
err = makeError('timeout', 'Load timeout for modules: ' + noLoads, null, noLoads); |
| 690 |
err.contextName = context.contextName; |
| 691 |
return onError(err); |
| 692 |
} |
| 693 |
|
| 694 |
//Not expired, check for a cycle. |
| 695 |
if (needCycleCheck) { |
| 696 |
each(reqCalls, function (mod) { |
| 697 |
breakCycle(mod, {}, {}); |
| 698 |
}); |
| 699 |
} |
| 700 |
|
| 701 |
//If still waiting on loads, and the waiting load is something |
| 702 |
//other than a plugin resource, or there are still outstanding |
| 703 |
//scripts, then just try back later. |
| 704 |
if ((!expired || usingPathFallback) && stillLoading) { |
| 705 |
//Something is still waiting to load. Wait for it, but only |
| 706 |
//if a timeout is not already in effect. |
| 707 |
if ((isBrowser || isWebWorker) && !checkLoadedTimeoutId) { |
| 708 |
checkLoadedTimeoutId = setTimeout(function () { |
| 709 |
checkLoadedTimeoutId = 0; |
| 710 |
checkLoaded(); |
| 711 |
}, 50); |
| 712 |
} |
| 713 |
} |
| 714 |
|
| 715 |
inCheckLoaded = false; |
| 716 |
} |
| 717 |
|
| 718 |
Module = function (map) { |
| 719 |
this.events = getOwn(undefEvents, map.id) || {}; |
| 720 |
this.map = map; |
| 721 |
this.shim = getOwn(config.shim, map.id); |
| 722 |
this.depExports = []; |
| 723 |
this.depMaps = []; |
| 724 |
this.depMatched = []; |
| 725 |
this.pluginMaps = {}; |
| 726 |
this.depCount = 0; |
| 727 |
|
| 728 |
/* this.exports this.factory |
| 729 |
this.depMaps = [], |
| 730 |
this.enabled, this.fetched |
| 731 |
*/ |
| 732 |
}; |
| 733 |
|
| 734 |
Module.prototype = { |
| 735 |
init: function (depMaps, factory, errback, options) { |
| 736 |
options = options || {}; |
| 737 |
|
| 738 |
//Do not do more inits if already done. Can happen if there |
| 739 |
//are multiple define calls for the same module. That is not |
| 740 |
//a normal, common case, but it is also not unexpected. |
| 741 |
if (this.inited) { |
| 742 |
return; |
| 743 |
} |
| 744 |
|
| 745 |
this.factory = factory; |
| 746 |
|
| 747 |
if (errback) { |
| 748 |
//Register for errors on this module. |
| 749 |
this.on('error', errback); |
| 750 |
} else if (this.events.error) { |
| 751 |
//If no errback already, but there are error listeners |
| 752 |
//on this module, set up an errback to pass to the deps. |
| 753 |
errback = bind(this, function (err) { |
| 754 |
this.emit('error', err); |
| 755 |
}); |
| 756 |
} |
| 757 |
|
| 758 |
//Do a copy of the dependency array, so that |
| 759 |
//source inputs are not modified. For example |
| 760 |
//"shim" deps are passed in here directly, and |
| 761 |
//doing a direct modification of the depMaps array |
| 762 |
//would affect that config. |
| 763 |
this.depMaps = depMaps && depMaps.slice(0); |
| 764 |
|
| 765 |
this.errback = errback; |
| 766 |
|
| 767 |
//Indicate this module has be initialized |
| 768 |
this.inited = true; |
| 769 |
|
| 770 |
this.ignore = options.ignore; |
| 771 |
|
| 772 |
//Could have option to init this module in enabled mode, |
| 773 |
//or could have been previously marked as enabled. However, |
| 774 |
//the dependencies are not known until init is called. So |
| 775 |
//if enabled previously, now trigger dependencies as enabled. |
| 776 |
if (options.enabled || this.enabled) { |
| 777 |
//Enable this module and dependencies. |
| 778 |
//Will call this.check() |
| 779 |
this.enable(); |
| 780 |
} else { |
| 781 |
this.check(); |
| 782 |
} |
| 783 |
}, |
| 784 |
|
| 785 |
defineDep: function (i, depExports) { |
| 786 |
//Because of cycles, defined callback for a given |
| 787 |
//export can be called more than once. |
| 788 |
if (!this.depMatched[i]) { |
| 789 |
this.depMatched[i] = true; |
| 790 |
this.depCount -= 1; |
| 791 |
this.depExports[i] = depExports; |
| 792 |
} |
| 793 |
}, |
| 794 |
|
| 795 |
fetch: function () { |
| 796 |
if (this.fetched) { |
| 797 |
return; |
| 798 |
} |
| 799 |
this.fetched = true; |
| 800 |
|
| 801 |
context.startTime = (new Date()).getTime(); |
| 802 |
|
| 803 |
var map = this.map; |
| 804 |
|
| 805 |
//If the manager is for a plugin managed resource, |
| 806 |
//ask the plugin to load it now. |
| 807 |
if (this.shim) { |
| 808 |
context.makeRequire(this.map, { |
| 809 |
enableBuildCallback: true |
| 810 |
})(this.shim.deps || [], bind(this, function () { |
| 811 |
return map.prefix ? this.callPlugin() : this.load(); |
| 812 |
})); |
| 813 |
} else { |
| 814 |
//Regular dependency. |
| 815 |
return map.prefix ? this.callPlugin() : this.load(); |
| 816 |
} |
| 817 |
}, |
| 818 |
|
| 819 |
load: function () { |
| 820 |
var url = this.map.url; |
| 821 |
|
| 822 |
//Regular dependency. |
| 823 |
if (!urlFetched[url]) { |
| 824 |
urlFetched[url] = true; |
| 825 |
context.load(this.map.id, url); |
| 826 |
} |
| 827 |
}, |
| 828 |
|
| 829 |
/** |
| 830 |
* Checks if the module is ready to define itself, and if so, |
| 831 |
* define it. |
| 832 |
*/ |
| 833 |
check: function () { |
| 834 |
if (!this.enabled || this.enabling) { |
| 835 |
return; |
| 836 |
} |
| 837 |
|
| 838 |
var err, cjsModule, |
| 839 |
id = this.map.id, |
| 840 |
depExports = this.depExports, |
| 841 |
exports = this.exports, |
| 842 |
factory = this.factory; |
| 843 |
|
| 844 |
if (!this.inited) { |
| 845 |
this.fetch(); |
| 846 |
} else if (this.error) { |
| 847 |
this.emit('error', this.error); |
| 848 |
} else if (!this.defining) { |
| 849 |
//The factory could trigger another require call |
| 850 |
//that would result in checking this module to |
| 851 |
//define itself again. If already in the process |
| 852 |
//of doing that, skip this work. |
| 853 |
this.defining = true; |
| 854 |
|
| 855 |
if (this.depCount < 1 && !this.defined) { |
| 856 |
if (isFunction(factory)) { |
| 857 |
//If there is an error listener, favor passing |
| 858 |
//to that instead of throwing an error. However, |
| 859 |
//only do it for define()'d modules. require |
| 860 |
//errbacks should not be called for failures in |
| 861 |
//their callbacks (#699). However if a global |
| 862 |
//onError is set, use that. |
| 863 |
if ((this.events.error && this.map.isDefine) || |
| 864 |
req.onError !== defaultOnError) { |
| 865 |
try { |
| 866 |
exports = context.execCb(id, factory, depExports, exports); |
| 867 |
} catch (e) { |
| 868 |
err = e; |
| 869 |
} |
| 870 |
} else { |
| 871 |
exports = context.execCb(id, factory, depExports, exports); |
| 872 |
} |
| 873 |
|
| 874 |
if (this.map.isDefine) { |
| 875 |
//If setting exports via 'module' is in play, |
| 876 |
//favor that over return value and exports. After that, |
| 877 |
//favor a non-undefined return value over exports use. |
| 878 |
cjsModule = this.module; |
| 879 |
if (cjsModule && |
| 880 |
cjsModule.exports !== undefined && |
| 881 |
//Make sure it is not already the exports value |
| 882 |
cjsModule.exports !== this.exports) { |
| 883 |
exports = cjsModule.exports; |
| 884 |
} else if (exports === undefined && this.usingExports) { |
| 885 |
//exports already set the defined value. |
| 886 |
exports = this.exports; |
| 887 |
} |
| 888 |
} |
| 889 |
|
| 890 |
if (err) { |
| 891 |
err.requireMap = this.map; |
| 892 |
err.requireModules = this.map.isDefine ? [this.map.id] : null; |
| 893 |
err.requireType = this.map.isDefine ? 'define' : 'require'; |
| 894 |
return onError((this.error = err)); |
| 895 |
} |
| 896 |
|
| 897 |
} else { |
| 898 |
//Just a literal value |
| 899 |
exports = factory; |
| 900 |
} |
| 901 |
|
| 902 |
this.exports = exports; |
| 903 |
|
| 904 |
if (this.map.isDefine && !this.ignore) { |
| 905 |
defined[id] = exports; |
| 906 |
|
| 907 |
if (req.onResourceLoad) { |
| 908 |
req.onResourceLoad(context, this.map, this.depMaps); |
| 909 |
} |
| 910 |
} |
| 911 |
|
| 912 |
//Clean up |
| 913 |
cleanRegistry(id); |
| 914 |
|
| 915 |
this.defined = true; |
| 916 |
} |
| 917 |
|
| 918 |
//Finished the define stage. Allow calling check again |
| 919 |
//to allow define notifications below in the case of a |
| 920 |
//cycle. |
| 921 |
this.defining = false; |
| 922 |
|
| 923 |
if (this.defined && !this.defineEmitted) { |
| 924 |
this.defineEmitted = true; |
| 925 |
this.emit('defined', this.exports); |
| 926 |
this.defineEmitComplete = true; |
| 927 |
} |
| 928 |
|
| 929 |
} |
| 930 |
}, |
| 931 |
|
| 932 |
callPlugin: function () { |
| 933 |
var map = this.map, |
| 934 |
id = map.id, |
| 935 |
//Map already normalized the prefix. |
| 936 |
pluginMap = makeModuleMap(map.prefix); |
| 937 |
|
| 938 |
//Mark this as a dependency for this plugin, so it |
| 939 |
//can be traced for cycles. |
| 940 |
this.depMaps.push(pluginMap); |
| 941 |
|
| 942 |
on(pluginMap, 'defined', bind(this, function (plugin) { |
| 943 |
var load, normalizedMap, normalizedMod, |
| 944 |
name = this.map.name, |
| 945 |
parentName = this.map.parentMap ? this.map.parentMap.name : null, |
| 946 |
localRequire = context.makeRequire(map.parentMap, { |
| 947 |
enableBuildCallback: true |
| 948 |
}); |
| 949 |
|
| 950 |
//If current map is not normalized, wait for that |
| 951 |
//normalized name to load instead of continuing. |
| 952 |
if (this.map.unnormalized) { |
| 953 |
//Normalize the ID if the plugin allows it. |
| 954 |
if (plugin.normalize) { |
| 955 |
name = plugin.normalize(name, function (name) { |
| 956 |
return normalize(name, parentName, true); |
| 957 |
}) || ''; |
| 958 |
} |
| 959 |
|
| 960 |
//prefix and name should already be normalized, no need |
| 961 |
//for applying map config again either. |
| 962 |
normalizedMap = makeModuleMap(map.prefix + '!' + name, |
| 963 |
this.map.parentMap); |
| 964 |
on(normalizedMap, |
| 965 |
'defined', bind(this, function (value) { |
| 966 |
this.init([], function () { return value; }, null, { |
| 967 |
enabled: true, |
| 968 |
ignore: true |
| 969 |
}); |
| 970 |
})); |
| 971 |
|
| 972 |
normalizedMod = getOwn(registry, normalizedMap.id); |
| 973 |
if (normalizedMod) { |
| 974 |
//Mark this as a dependency for this plugin, so it |
| 975 |
//can be traced for cycles. |
| 976 |
this.depMaps.push(normalizedMap); |
| 977 |
|
| 978 |
if (this.events.error) { |
| 979 |
normalizedMod.on('error', bind(this, function (err) { |
| 980 |
this.emit('error', err); |
| 981 |
})); |
| 982 |
} |
| 983 |
normalizedMod.enable(); |
| 984 |
} |
| 985 |
|
| 986 |
return; |
| 987 |
} |
| 988 |
|
| 989 |
load = bind(this, function (value) { |
| 990 |
this.init([], function () { return value; }, null, { |
| 991 |
enabled: true |
| 992 |
}); |
| 993 |
}); |
| 994 |
|
| 995 |
load.error = bind(this, function (err) { |
| 996 |
this.inited = true; |
| 997 |
this.error = err; |
| 998 |
err.requireModules = [id]; |
| 999 |
|
| 1000 |
//Remove temp unnormalized modules for this module, |
| 1001 |
//since they will never be resolved otherwise now. |
| 1002 |
eachProp(registry, function (mod) { |
| 1003 |
if (mod.map.id.indexOf(id + '_unnormalized') === 0) { |
| 1004 |
cleanRegistry(mod.map.id); |
| 1005 |
} |
| 1006 |
}); |
| 1007 |
|
| 1008 |
onError(err); |
| 1009 |
}); |
| 1010 |
|
| 1011 |
//Allow plugins to load other code without having to know the |
| 1012 |
//context or how to 'complete' the load. |
| 1013 |
load.fromText = bind(this, function (text, textAlt) { |
| 1014 |
/*jslint evil: true */ |
| 1015 |
var moduleName = map.name, |
| 1016 |
moduleMap = makeModuleMap(moduleName), |
| 1017 |
hasInteractive = useInteractive; |
| 1018 |
|
| 1019 |
//As of 2.1.0, support just passing the text, to reinforce |
| 1020 |
//fromText only being called once per resource. Still |
| 1021 |
//support old style of passing moduleName but discard |
| 1022 |
//that moduleName in favor of the internal ref. |
| 1023 |
if (textAlt) { |
| 1024 |
text = textAlt; |
| 1025 |
} |
| 1026 |
|
| 1027 |
//Turn off interactive script matching for IE for any define |
| 1028 |
//calls in the text, then turn it back on at the end. |
| 1029 |
if (hasInteractive) { |
| 1030 |
useInteractive = false; |
| 1031 |
} |
| 1032 |
|
| 1033 |
//Prime the system by creating a module instance for |
| 1034 |
//it. |
| 1035 |
getModule(moduleMap); |
| 1036 |
|
| 1037 |
//Transfer any config to this other module. |
| 1038 |
if (hasProp(config.config, id)) { |
| 1039 |
config.config[moduleName] = config.config[id]; |
| 1040 |
} |
| 1041 |
|
| 1042 |
try { |
| 1043 |
req.exec(text); |
| 1044 |
} catch (e) { |
| 1045 |
return onError(makeError('fromtexteval', |
| 1046 |
'fromText eval for ' + id + |
| 1047 |
' failed: ' + e, |
| 1048 |
e, |
| 1049 |
[id])); |
| 1050 |
} |
| 1051 |
|
| 1052 |
if (hasInteractive) { |
| 1053 |
useInteractive = true; |
| 1054 |
} |
| 1055 |
|
| 1056 |
//Mark this as a dependency for the plugin |
| 1057 |
//resource |
| 1058 |
this.depMaps.push(moduleMap); |
| 1059 |
|
| 1060 |
//Support anonymous modules. |
| 1061 |
context.completeLoad(moduleName); |
| 1062 |
|
| 1063 |
//Bind the value of that module to the value for this |
| 1064 |
//resource ID. |
| 1065 |
localRequire([moduleName], load); |
| 1066 |
}); |
| 1067 |
|
| 1068 |
//Use parentName here since the plugin's name is not reliable, |
| 1069 |
//could be some weird string with no path that actually wants to |
| 1070 |
//reference the parentName's path. |
| 1071 |
plugin.load(map.name, localRequire, load, config); |
| 1072 |
})); |
| 1073 |
|
| 1074 |
context.enable(pluginMap, this); |
| 1075 |
this.pluginMaps[pluginMap.id] = pluginMap; |
| 1076 |
}, |
| 1077 |
|
| 1078 |
enable: function () { |
| 1079 |
enabledRegistry[this.map.id] = this; |
| 1080 |
this.enabled = true; |
| 1081 |
|
| 1082 |
//Set flag mentioning that the module is enabling, |
| 1083 |
//so that immediate calls to the defined callbacks |
| 1084 |
//for dependencies do not trigger inadvertent load |
| 1085 |
//with the depCount still being zero. |
| 1086 |
this.enabling = true; |
| 1087 |
|
| 1088 |
//Enable each dependency |
| 1089 |
each(this.depMaps, bind(this, function (depMap, i) { |
| 1090 |
var id, mod, handler; |
| 1091 |
|
| 1092 |
if (typeof depMap === 'string') { |
| 1093 |
//Dependency needs to be converted to a depMap |
| 1094 |
//and wired up to this module. |
| 1095 |
depMap = makeModuleMap(depMap, |
| 1096 |
(this.map.isDefine ? this.map : this.map.parentMap), |
| 1097 |
false, |
| 1098 |
!this.skipMap); |
| 1099 |
this.depMaps[i] = depMap; |
| 1100 |
|
| 1101 |
handler = getOwn(handlers, depMap.id); |
| 1102 |
|
| 1103 |
if (handler) { |
| 1104 |
this.depExports[i] = handler(this); |
| 1105 |
return; |
| 1106 |
} |
| 1107 |
|
| 1108 |
this.depCount += 1; |
| 1109 |
|
| 1110 |
on(depMap, 'defined', bind(this, function (depExports) { |
| 1111 |
this.defineDep(i, depExports); |
| 1112 |
this.check(); |
| 1113 |
})); |
| 1114 |
|
| 1115 |
if (this.errback) { |
| 1116 |
on(depMap, 'error', bind(this, this.errback)); |
| 1117 |
} |
| 1118 |
} |
| 1119 |
|
| 1120 |
id = depMap.id; |
| 1121 |
mod = registry[id]; |
| 1122 |
|
| 1123 |
//Skip special modules like 'require', 'exports', 'module' |
| 1124 |
//Also, don't call enable if it is already enabled, |
| 1125 |
//important in circular dependency cases. |
| 1126 |
if (!hasProp(handlers, id) && mod && !mod.enabled) { |
| 1127 |
context.enable(depMap, this); |
| 1128 |
} |
| 1129 |
})); |
| 1130 |
|
| 1131 |
//Enable each plugin that is used in |
| 1132 |
//a dependency |
| 1133 |
eachProp(this.pluginMaps, bind(this, function (pluginMap) { |
| 1134 |
var mod = getOwn(registry, pluginMap.id); |
| 1135 |
if (mod && !mod.enabled) { |
| 1136 |
context.enable(pluginMap, this); |
| 1137 |
} |
| 1138 |
})); |
| 1139 |
|
| 1140 |
this.enabling = false; |
| 1141 |
|
| 1142 |
this.check(); |
| 1143 |
}, |
| 1144 |
|
| 1145 |
on: function (name, cb) { |
| 1146 |
var cbs = this.events[name]; |
| 1147 |
if (!cbs) { |
| 1148 |
cbs = this.events[name] = []; |
| 1149 |
} |
| 1150 |
cbs.push(cb); |
| 1151 |
}, |
| 1152 |
|
| 1153 |
emit: function (name, evt) { |
| 1154 |
each(this.events[name], function (cb) { |
| 1155 |
cb(evt); |
| 1156 |
}); |
| 1157 |
if (name === 'error') { |
| 1158 |
//Now that the error handler was triggered, remove |
| 1159 |
//the listeners, since this broken Module instance |
| 1160 |
//can stay around for a while in the registry. |
| 1161 |
delete this.events[name]; |
| 1162 |
} |
| 1163 |
} |
| 1164 |
}; |
| 1165 |
|
| 1166 |
function callGetModule(args) { |
| 1167 |
//Skip modules already defined. |
| 1168 |
if (!hasProp(defined, args[0])) { |
| 1169 |
getModule(makeModuleMap(args[0], null, true)).init(args[1], args[2]); |
| 1170 |
} |
| 1171 |
} |
| 1172 |
|
| 1173 |
function removeListener(node, func, name, ieName) { |
| 1174 |
//Favor detachEvent because of IE9 |
| 1175 |
//issue, see attachEvent/addEventListener comment elsewhere |
| 1176 |
//in this file. |
| 1177 |
if (node.detachEvent && !isOpera) { |
| 1178 |
//Probably IE. If not it will throw an error, which will be |
| 1179 |
//useful to know. |
| 1180 |
if (ieName) { |
| 1181 |
node.detachEvent(ieName, func); |
| 1182 |
} |
| 1183 |
} else { |
| 1184 |
node.removeEventListener(name, func, false); |
| 1185 |
} |
| 1186 |
} |
| 1187 |
|
| 1188 |
/** |
| 1189 |
* Given an event from a script node, get the requirejs info from it, |
| 1190 |
* and then removes the event listeners on the node. |
| 1191 |
* @param {Event} evt |
| 1192 |
* @returns {Object} |
| 1193 |
*/ |
| 1194 |
function getScriptData(evt) { |
| 1195 |
//Using currentTarget instead of target for Firefox 2.0's sake. Not |
| 1196 |
//all old browsers will be supported, but this one was easy enough |
| 1197 |
//to support and still makes sense. |
| 1198 |
var node = evt.currentTarget || evt.srcElement; |
| 1199 |
|
| 1200 |
//Remove the listeners once here. |
| 1201 |
removeListener(node, context.onScriptLoad, 'load', 'onreadystatechange'); |
| 1202 |
removeListener(node, context.onScriptError, 'error'); |
| 1203 |
|
| 1204 |
return { |
| 1205 |
node: node, |
| 1206 |
id: node && node.getAttribute('data-requiremodule') |
| 1207 |
}; |
| 1208 |
} |
| 1209 |
|
| 1210 |
function intakeDefines() { |
| 1211 |
var args; |
| 1212 |
|
| 1213 |
//Any defined modules in the global queue, intake them now. |
| 1214 |
takeGlobalQueue(); |
| 1215 |
|
| 1216 |
//Make sure any remaining defQueue items get properly processed. |
| 1217 |
while (defQueue.length) { |
| 1218 |
args = defQueue.shift(); |
| 1219 |
if (args[0] === null) { |
| 1220 |
return onError(makeError('mismatch', 'Mismatched anonymous define() module: ' + args[args.length - 1])); |
| 1221 |
} else { |
| 1222 |
//args are id, deps, factory. Should be normalized by the |
| 1223 |
//define() function. |
| 1224 |
callGetModule(args); |
| 1225 |
} |
| 1226 |
} |
| 1227 |
} |
| 1228 |
|
| 1229 |
context = { |
| 1230 |
config: config, |
| 1231 |
contextName: contextName, |
| 1232 |
registry: registry, |
| 1233 |
defined: defined, |
| 1234 |
urlFetched: urlFetched, |
| 1235 |
defQueue: defQueue, |
| 1236 |
Module: Module, |
| 1237 |
makeModuleMap: makeModuleMap, |
| 1238 |
nextTick: req.nextTick, |
| 1239 |
onError: onError, |
| 1240 |
|
| 1241 |
/** |
| 1242 |
* Set a configuration for the context. |
| 1243 |
* @param {Object} cfg config object to integrate. |
| 1244 |
*/ |
| 1245 |
configure: function (cfg) { |
| 1246 |
//Make sure the baseUrl ends in a slash. |
| 1247 |
if (cfg.baseUrl) { |
| 1248 |
if (cfg.baseUrl.charAt(cfg.baseUrl.length - 1) !== '/') { |
| 1249 |
cfg.baseUrl += '/'; |
| 1250 |
} |
| 1251 |
} |
| 1252 |
|
| 1253 |
//Save off the paths and packages since they require special processing, |
| 1254 |
//they are additive. |
| 1255 |
var pkgs = config.pkgs, |
| 1256 |
shim = config.shim, |
| 1257 |
objs = { |
| 1258 |
paths: true, |
| 1259 |
config: true, |
| 1260 |
map: true |
| 1261 |
}; |
| 1262 |
|
| 1263 |
eachProp(cfg, function (value, prop) { |
| 1264 |
if (objs[prop]) { |
| 1265 |
if (prop === 'map') { |
| 1266 |
if (!config.map) { |
| 1267 |
config.map = {}; |
| 1268 |
} |
| 1269 |
mixin(config[prop], value, true, true); |
| 1270 |
} else { |
| 1271 |
mixin(config[prop], value, true); |
| 1272 |
} |
| 1273 |
} else { |
| 1274 |
config[prop] = value; |
| 1275 |
} |
| 1276 |
}); |
| 1277 |
|
| 1278 |
//Merge shim |
| 1279 |
if (cfg.shim) { |
| 1280 |
eachProp(cfg.shim, function (value, id) { |
| 1281 |
//Normalize the structure |
| 1282 |
if (isArray(value)) { |
| 1283 |
value = { |
| 1284 |
deps: value |
| 1285 |
}; |
| 1286 |
} |
| 1287 |
if ((value.exports || value.init) && !value.exportsFn) { |
| 1288 |
value.exportsFn = context.makeShimExports(value); |
| 1289 |
} |
| 1290 |
shim[id] = value; |
| 1291 |
}); |
| 1292 |
config.shim = shim; |
| 1293 |
} |
| 1294 |
|
| 1295 |
//Adjust packages if necessary. |
| 1296 |
if (cfg.packages) { |
| 1297 |
each(cfg.packages, function (pkgObj) { |
| 1298 |
var location; |
| 1299 |
|
| 1300 |
pkgObj = typeof pkgObj === 'string' ? { name: pkgObj } : pkgObj; |
| 1301 |
location = pkgObj.location; |
| 1302 |
|
| 1303 |
//Create a brand new object on pkgs, since currentPackages can |
| 1304 |
//be passed in again, and config.pkgs is the internal transformed |
| 1305 |
//state for all package configs. |
| 1306 |
pkgs[pkgObj.name] = { |
| 1307 |
name: pkgObj.name, |
| 1308 |
location: location || pkgObj.name, |
| 1309 |
//Remove leading dot in main, so main paths are normalized, |
| 1310 |
//and remove any trailing .js, since different package |
| 1311 |
//envs have different conventions: some use a module name, |
| 1312 |
//some use a file name. |
| 1313 |
main: (pkgObj.main || 'main') |
| 1314 |
.replace(currDirRegExp, '') |
| 1315 |
.replace(jsSuffixRegExp, '') |
| 1316 |
}; |
| 1317 |
}); |
| 1318 |
|
| 1319 |
//Done with modifications, assing packages back to context config |
| 1320 |
config.pkgs = pkgs; |
| 1321 |
} |
| 1322 |
|
| 1323 |
//If there are any "waiting to execute" modules in the registry, |
| 1324 |
//update the maps for them, since their info, like URLs to load, |
| 1325 |
//may have changed. |
| 1326 |
eachProp(registry, function (mod, id) { |
| 1327 |
//If module already has init called, since it is too |
| 1328 |
//late to modify them, and ignore unnormalized ones |
| 1329 |
//since they are transient. |
| 1330 |
if (!mod.inited && !mod.map.unnormalized) { |
| 1331 |
mod.map = makeModuleMap(id); |
| 1332 |
} |
| 1333 |
}); |
| 1334 |
|
| 1335 |
//If a deps array or a config callback is specified, then call |
| 1336 |
//require with those args. This is useful when require is defined as a |
| 1337 |
//config object before require.js is loaded. |
| 1338 |
if (cfg.deps || cfg.callback) { |
| 1339 |
context.require(cfg.deps || [], cfg.callback); |
| 1340 |
} |
| 1341 |
}, |
| 1342 |
|
| 1343 |
makeShimExports: function (value) { |
| 1344 |
function fn() { |
| 1345 |
var ret; |
| 1346 |
if (value.init) { |
| 1347 |
ret = value.init.apply(global, arguments); |
| 1348 |
} |
| 1349 |
return ret || (value.exports && getGlobal(value.exports)); |
| 1350 |
} |
| 1351 |
return fn; |
| 1352 |
}, |
| 1353 |
|
| 1354 |
makeRequire: function (relMap, options) { |
| 1355 |
options = options || {}; |
| 1356 |
|
| 1357 |
function localRequire(deps, callback, errback) { |
| 1358 |
var id, map, requireMod; |
| 1359 |
|
| 1360 |
if (options.enableBuildCallback && callback && isFunction(callback)) { |
| 1361 |
callback.__requireJsBuild = true; |
| 1362 |
} |
| 1363 |
|
| 1364 |
if (typeof deps === 'string') { |
| 1365 |
if (isFunction(callback)) { |
| 1366 |
//Invalid call |
| 1367 |
return onError(makeError('requireargs', 'Invalid require call'), errback); |
| 1368 |
} |
| 1369 |
|
| 1370 |
//If require|exports|module are requested, get the |
| 1371 |
//value for them from the special handlers. Caveat: |
| 1372 |
//this only works while module is being defined. |
| 1373 |
if (relMap && hasProp(handlers, deps)) { |
| 1374 |
return handlers[deps](registry[relMap.id]); |
| 1375 |
} |
| 1376 |
|
| 1377 |
//Synchronous access to one module. If require.get is |
| 1378 |
//available (as in the Node adapter), prefer that. |
| 1379 |
if (req.get) { |
| 1380 |
return req.get(context, deps, relMap, localRequire); |
| 1381 |
} |
| 1382 |
|
| 1383 |
//Normalize module name, if it contains . or .. |
| 1384 |
map = makeModuleMap(deps, relMap, false, true); |
| 1385 |
id = map.id; |
| 1386 |
|
| 1387 |
if (!hasProp(defined, id)) { |
| 1388 |
return onError(makeError('notloaded', 'Module name "' + |
| 1389 |
id + |
| 1390 |
'" has not been loaded yet for context: ' + |
| 1391 |
contextName + |
| 1392 |
(relMap ? '' : '. Use require([])'))); |
| 1393 |
} |
| 1394 |
return defined[id]; |
| 1395 |
} |
| 1396 |
|
| 1397 |
//Grab defines waiting in the global queue. |
| 1398 |
intakeDefines(); |
| 1399 |
|
| 1400 |
//Mark all the dependencies as needing to be loaded. |
| 1401 |
context.nextTick(function () { |
| 1402 |
//Some defines could have been added since the |
| 1403 |
//require call, collect them. |
| 1404 |
intakeDefines(); |
| 1405 |
|
| 1406 |
requireMod = getModule(makeModuleMap(null, relMap)); |
| 1407 |
|
| 1408 |
//Store if map config should be applied to this require |
| 1409 |
//call for dependencies. |
| 1410 |
requireMod.skipMap = options.skipMap; |
| 1411 |
|
| 1412 |
requireMod.init(deps, callback, errback, { |
| 1413 |
enabled: true |
| 1414 |
}); |
| 1415 |
|
| 1416 |
checkLoaded(); |
| 1417 |
}); |
| 1418 |
|
| 1419 |
return localRequire; |
| 1420 |
} |
| 1421 |
|
| 1422 |
mixin(localRequire, { |
| 1423 |
isBrowser: isBrowser, |
| 1424 |
|
| 1425 |
/** |
| 1426 |
* Converts a module name + .extension into an URL path. |
| 1427 |
* *Requires* the use of a module name. It does not support using |
| 1428 |
* plain URLs like nameToUrl. |
| 1429 |
*/ |
| 1430 |
toUrl: function (moduleNamePlusExt) { |
| 1431 |
var ext, |
| 1432 |
index = moduleNamePlusExt.lastIndexOf('.'), |
| 1433 |
segment = moduleNamePlusExt.split('/')[0], |
| 1434 |
isRelative = segment === '.' || segment === '..'; |
| 1435 |
|
| 1436 |
//Have a file extension alias, and it is not the |
| 1437 |
//dots from a relative path. |
| 1438 |
if (index !== -1 && (!isRelative || index > 1)) { |
| 1439 |
ext = moduleNamePlusExt.substring(index, moduleNamePlusExt.length); |
| 1440 |
moduleNamePlusExt = moduleNamePlusExt.substring(0, index); |
| 1441 |
} |
| 1442 |
|
| 1443 |
return context.nameToUrl(normalize(moduleNamePlusExt, |
| 1444 |
relMap && relMap.id, true), ext, true); |
| 1445 |
}, |
| 1446 |
|
| 1447 |
defined: function (id) { |
| 1448 |
return hasProp(defined, makeModuleMap(id, relMap, false, true).id); |
| 1449 |
}, |
| 1450 |
|
| 1451 |
specified: function (id) { |
| 1452 |
id = makeModuleMap(id, relMap, false, true).id; |
| 1453 |
return hasProp(defined, id) || hasProp(registry, id); |
| 1454 |
} |
| 1455 |
}); |
| 1456 |
|
| 1457 |
//Only allow undef on top level require calls |
| 1458 |
if (!relMap) { |
| 1459 |
localRequire.undef = function (id) { |
| 1460 |
//Bind any waiting define() calls to this context, |
| 1461 |
//fix for #408 |
| 1462 |
takeGlobalQueue(); |
| 1463 |
|
| 1464 |
var map = makeModuleMap(id, relMap, true), |
| 1465 |
mod = getOwn(registry, id); |
| 1466 |
|
| 1467 |
delete defined[id]; |
| 1468 |
delete urlFetched[map.url]; |
| 1469 |
delete undefEvents[id]; |
| 1470 |
|
| 1471 |
if (mod) { |
| 1472 |
//Hold on to listeners in case the |
| 1473 |
//module will be attempted to be reloaded |
| 1474 |
//using a different config. |
| 1475 |
if (mod.events.defined) { |
| 1476 |
undefEvents[id] = mod.events; |
| 1477 |
} |
| 1478 |
|
| 1479 |
cleanRegistry(id); |
| 1480 |
} |
| 1481 |
}; |
| 1482 |
} |
| 1483 |
|
| 1484 |
return localRequire; |
| 1485 |
}, |
| 1486 |
|
| 1487 |
/** |
| 1488 |
* Called to enable a module if it is still in the registry |
| 1489 |
* awaiting enablement. A second arg, parent, the parent module, |
| 1490 |
* is passed in for context, when this method is overriden by |
| 1491 |
* the optimizer. Not shown here to keep code compact. |
| 1492 |
*/ |
| 1493 |
enable: function (depMap) { |
| 1494 |
var mod = getOwn(registry, depMap.id); |
| 1495 |
if (mod) { |
| 1496 |
getModule(depMap).enable(); |
| 1497 |
} |
| 1498 |
}, |
| 1499 |
|
| 1500 |
/** |
| 1501 |
* Internal method used by environment adapters to complete a load event. |
| 1502 |
* A load event could be a script load or just a load pass from a synchronous |
| 1503 |
* load call. |
| 1504 |
* @param {String} moduleName the name of the module to potentially complete. |
| 1505 |
*/ |
| 1506 |
completeLoad: function (moduleName) { |
| 1507 |
var found, args, mod, |
| 1508 |
shim = getOwn(config.shim, moduleName) || {}, |
| 1509 |
shExports = shim.exports; |
| 1510 |
|
| 1511 |
takeGlobalQueue(); |
| 1512 |
|
| 1513 |
while (defQueue.length) { |
| 1514 |
args = defQueue.shift(); |
| 1515 |
if (args[0] === null) { |
| 1516 |
args[0] = moduleName; |
| 1517 |
//If already found an anonymous module and bound it |
| 1518 |
//to this name, then this is some other anon module |
| 1519 |
//waiting for its completeLoad to fire. |
| 1520 |
if (found) { |
| 1521 |
break; |
| 1522 |
} |
| 1523 |
found = true; |
| 1524 |
} else if (args[0] === moduleName) { |
| 1525 |
//Found matching define call for this script! |
| 1526 |
found = true; |
| 1527 |
} |
| 1528 |
|
| 1529 |
callGetModule(args); |
| 1530 |
} |
| 1531 |
|
| 1532 |
//Do this after the cycle of callGetModule in case the result |
| 1533 |
//of those calls/init calls changes the registry. |
| 1534 |
mod = getOwn(registry, moduleName); |
| 1535 |
|
| 1536 |
if (!found && !hasProp(defined, moduleName) && mod && !mod.inited) { |
| 1537 |
if (config.enforceDefine && (!shExports || !getGlobal(shExports))) { |
| 1538 |
if (hasPathFallback(moduleName)) { |
| 1539 |
return; |
| 1540 |
} else { |
| 1541 |
return onError(makeError('nodefine', |
| 1542 |
'No define call for ' + moduleName, |
| 1543 |
null, |
| 1544 |
[moduleName])); |
| 1545 |
} |
| 1546 |
} else { |
| 1547 |
//A script that does not call define(), so just simulate |
| 1548 |
//the call for it. |
| 1549 |
callGetModule([moduleName, (shim.deps || []), shim.exportsFn]); |
| 1550 |
} |
| 1551 |
} |
| 1552 |
|
| 1553 |
checkLoaded(); |
| 1554 |
}, |
| 1555 |
|
| 1556 |
/** |
| 1557 |
* Converts a module name to a file path. Supports cases where |
| 1558 |
* moduleName may actually be just an URL. |
| 1559 |
* Note that it **does not** call normalize on the moduleName, |
| 1560 |
* it is assumed to have already been normalized. This is an |
| 1561 |
* internal API, not a public one. Use toUrl for the public API. |
| 1562 |
*/ |
| 1563 |
nameToUrl: function (moduleName, ext, skipExt) { |
| 1564 |
var paths, pkgs, pkg, pkgPath, syms, i, parentModule, url, |
| 1565 |
parentPath; |
| 1566 |
|
| 1567 |
//If a colon is in the URL, it indicates a protocol is used and it is just |
| 1568 |
//an URL to a file, or if it starts with a slash, contains a query arg (i.e. ?) |
| 1569 |
//or ends with .js, then assume the user meant to use an url and not a module id. |
| 1570 |
//The slash is important for protocol-less URLs as well as full paths. |
| 1571 |
if (req.jsExtRegExp.test(moduleName)) { |
| 1572 |
//Just a plain path, not module name lookup, so just return it. |
| 1573 |
//Add extension if it is included. This is a bit wonky, only non-.js things pass |
| 1574 |
//an extension, this method probably needs to be reworked. |
| 1575 |
url = moduleName + (ext || ''); |
| 1576 |
} else { |
| 1577 |
//A module that needs to be converted to a path. |
| 1578 |
paths = config.paths; |
| 1579 |
pkgs = config.pkgs; |
| 1580 |
|
| 1581 |
syms = moduleName.split('/'); |
| 1582 |
//For each module name segment, see if there is a path |
| 1583 |
//registered for it. Start with most specific name |
| 1584 |
//and work up from it. |
| 1585 |
for (i = syms.length; i > 0; i -= 1) { |
| 1586 |
parentModule = syms.slice(0, i).join('/'); |
| 1587 |
pkg = getOwn(pkgs, parentModule); |
| 1588 |
parentPath = getOwn(paths, parentModule); |
| 1589 |
if (parentPath) { |
| 1590 |
//If an array, it means there are a few choices, |
| 1591 |
//Choose the one that is desired |
| 1592 |
if (isArray(parentPath)) { |
| 1593 |
parentPath = parentPath[0]; |
| 1594 |
} |
| 1595 |
syms.splice(0, i, parentPath); |
| 1596 |
break; |
| 1597 |
} else if (pkg) { |
| 1598 |
//If module name is just the package name, then looking |
| 1599 |
//for the main module. |
| 1600 |
if (moduleName === pkg.name) { |
| 1601 |
pkgPath = pkg.location + '/' + pkg.main; |
| 1602 |
} else { |
| 1603 |
pkgPath = pkg.location; |
| 1604 |
} |
| 1605 |
syms.splice(0, i, pkgPath); |
| 1606 |
break; |
| 1607 |
} |
| 1608 |
} |
| 1609 |
|
| 1610 |
//Join the path parts together, then figure out if baseUrl is needed. |
| 1611 |
url = syms.join('/'); |
| 1612 |
url += (ext || (/\?/.test(url) || skipExt ? '' : '.js')); |
| 1613 |
url = (url.charAt(0) === '/' || url.match(/^[\w\+\.\-]+:/) ? '' : config.baseUrl) + url; |
| 1614 |
} |
| 1615 |
|
| 1616 |
return config.urlArgs ? url + |
| 1617 |
((url.indexOf('?') === -1 ? '?' : '&') + |
| 1618 |
config.urlArgs) : url; |
| 1619 |
}, |
| 1620 |
|
| 1621 |
//Delegates to req.load. Broken out as a separate function to |
| 1622 |
//allow overriding in the optimizer. |
| 1623 |
load: function (id, url) { |
| 1624 |
req.load(context, id, url); |
| 1625 |
}, |
| 1626 |
|
| 1627 |
/** |
| 1628 |
* Executes a module callback function. Broken out as a separate function |
| 1629 |
* solely to allow the build system to sequence the files in the built |
| 1630 |
* layer in the right sequence. |
| 1631 |
* |
| 1632 |
* @private |
| 1633 |
*/ |
| 1634 |
execCb: function (name, callback, args, exports) { |
| 1635 |
return callback.apply(exports, args); |
| 1636 |
}, |
| 1637 |
|
| 1638 |
/** |
| 1639 |
* callback for script loads, used to check status of loading. |
| 1640 |
* |
| 1641 |
* @param {Event} evt the event from the browser for the script |
| 1642 |
* that was loaded. |
| 1643 |
*/ |
| 1644 |
onScriptLoad: function (evt) { |
| 1645 |
//Using currentTarget instead of target for Firefox 2.0's sake. Not |
| 1646 |
//all old browsers will be supported, but this one was easy enough |
| 1647 |
//to support and still makes sense. |
| 1648 |
if (evt.type === 'load' || |
| 1649 |
(readyRegExp.test((evt.currentTarget || evt.srcElement).readyState))) { |
| 1650 |
//Reset interactive script so a script node is not held onto for |
| 1651 |
//to long. |
| 1652 |
interactiveScript = null; |
| 1653 |
|
| 1654 |
//Pull out the name of the module and the context. |
| 1655 |
var data = getScriptData(evt); |
| 1656 |
context.completeLoad(data.id); |
| 1657 |
} |
| 1658 |
}, |
| 1659 |
|
| 1660 |
/** |
| 1661 |
* Callback for script errors. |
| 1662 |
*/ |
| 1663 |
onScriptError: function (evt) { |
| 1664 |
var data = getScriptData(evt); |
| 1665 |
if (!hasPathFallback(data.id)) { |
| 1666 |
return onError(makeError('scripterror', 'Script error for: ' + data.id, evt, [data.id])); |
| 1667 |
} |
| 1668 |
} |
| 1669 |
}; |
| 1670 |
|
| 1671 |
context.require = context.makeRequire(); |
| 1672 |
return context; |
| 1673 |
} |
| 1674 |
|
| 1675 |
/** |
| 1676 |
* Main entry point. |
| 1677 |
* |
| 1678 |
* If the only argument to require is a string, then the module that |
| 1679 |
* is represented by that string is fetched for the appropriate context. |
| 1680 |
* |
| 1681 |
* If the first argument is an array, then it will be treated as an array |
| 1682 |
* of dependency string names to fetch. An optional function callback can |
| 1683 |
* be specified to execute when all of those dependencies are available. |
| 1684 |
* |
| 1685 |
* Make a local req variable to help Caja compliance (it assumes things |
| 1686 |
* on a require that are not standardized), and to give a short |
| 1687 |
* name for minification/local scope use. |
| 1688 |
*/ |
| 1689 |
req = requirejs = function (deps, callback, errback, optional) { |
| 1690 |
|
| 1691 |
//Find the right context, use default |
| 1692 |
var context, config, |
| 1693 |
contextName = defContextName; |
| 1694 |
|
| 1695 |
// Determine if have config object in the call. |
| 1696 |
if (!isArray(deps) && typeof deps !== 'string') { |
| 1697 |
// deps is a config object |
| 1698 |
config = deps; |
| 1699 |
if (isArray(callback)) { |
| 1700 |
// Adjust args if there are dependencies |
| 1701 |
deps = callback; |
| 1702 |
callback = errback; |
| 1703 |
errback = optional; |
| 1704 |
} else { |
| 1705 |
deps = []; |
| 1706 |
} |
| 1707 |
} |
| 1708 |
|
| 1709 |
if (config && config.context) { |
| 1710 |
contextName = config.context; |
| 1711 |
} |
| 1712 |
|
| 1713 |
context = getOwn(contexts, contextName); |
| 1714 |
if (!context) { |
| 1715 |
context = contexts[contextName] = req.s.newContext(contextName); |
| 1716 |
} |
| 1717 |
|
| 1718 |
if (config) { |
| 1719 |
context.configure(config); |
| 1720 |
} |
| 1721 |
|
| 1722 |
return context.require(deps, callback, errback); |
| 1723 |
}; |
| 1724 |
|
| 1725 |
/** |
| 1726 |
* Support require.config() to make it easier to cooperate with other |
| 1727 |
* AMD loaders on globally agreed names. |
| 1728 |
*/ |
| 1729 |
req.config = function (config) { |
| 1730 |
return req(config); |
| 1731 |
}; |
| 1732 |
|
| 1733 |
/** |
| 1734 |
* Execute something after the current tick |
| 1735 |
* of the event loop. Override for other envs |
| 1736 |
* that have a better solution than setTimeout. |
| 1737 |
* @param {Function} fn function to execute later. |
| 1738 |
*/ |
| 1739 |
req.nextTick = typeof setTimeout !== 'undefined' ? function (fn) { |
| 1740 |
setTimeout(fn, 4); |
| 1741 |
} : function (fn) { fn(); }; |
| 1742 |
|
| 1743 |
/** |
| 1744 |
* Export require as a global, but only if it does not already exist. |
| 1745 |
*/ |
| 1746 |
if (!require) { |
| 1747 |
require = req; |
| 1748 |
} |
| 1749 |
|
| 1750 |
req.version = version; |
| 1751 |
|
| 1752 |
//Used to filter out dependencies that are already paths. |
| 1753 |
req.jsExtRegExp = /^\/|:|\?|\.js$/; |
| 1754 |
req.isBrowser = isBrowser; |
| 1755 |
s = req.s = { |
| 1756 |
contexts: contexts, |
| 1757 |
newContext: newContext |
| 1758 |
}; |
| 1759 |
|
| 1760 |
//Create default context. |
| 1761 |
req({}); |
| 1762 |
|
| 1763 |
//Exports some context-sensitive methods on global require. |
| 1764 |
each([ |
| 1765 |
'toUrl', |
| 1766 |
'undef', |
| 1767 |
'defined', |
| 1768 |
'specified' |
| 1769 |
], function (prop) { |
| 1770 |
//Reference from contexts instead of early binding to default context, |
| 1771 |
//so that during builds, the latest instance of the default context |
| 1772 |
//with its config gets used. |
| 1773 |
req[prop] = function () { |
| 1774 |
var ctx = contexts[defContextName]; |
| 1775 |
return ctx.require[prop].apply(ctx, arguments); |
| 1776 |
}; |
| 1777 |
}); |
| 1778 |
|
| 1779 |
if (isBrowser) { |
| 1780 |
head = s.head = document.getElementsByTagName('head')[0]; |
| 1781 |
//If BASE tag is in play, using appendChild is a problem for IE6. |
| 1782 |
//When that browser dies, this can be removed. Details in this jQuery bug: |
| 1783 |
//http://dev.jquery.com/ticket/2709 |
| 1784 |
baseElement = document.getElementsByTagName('base')[0]; |
| 1785 |
if (baseElement) { |
| 1786 |
head = s.head = baseElement.parentNode; |
| 1787 |
} |
| 1788 |
} |
| 1789 |
|
| 1790 |
/** |
| 1791 |
* Any errors that require explicitly generates will be passed to this |
| 1792 |
* function. Intercept/override it if you want custom error handling. |
| 1793 |
* @param {Error} err the error object. |
| 1794 |
*/ |
| 1795 |
req.onError = defaultOnError; |
| 1796 |
|
| 1797 |
/** |
| 1798 |
* Creates the node for the load command. Only used in browser envs. |
| 1799 |
*/ |
| 1800 |
req.createNode = function (config, moduleName, url) { |
| 1801 |
var node = config.xhtml ? |
| 1802 |
document.createElementNS('http://www.w3.org/1999/xhtml', 'html:script') : |
| 1803 |
document.createElement('script'); |
| 1804 |
node.type = config.scriptType || 'text/javascript'; |
| 1805 |
node.charset = 'utf-8'; |
| 1806 |
node.async = true; |
| 1807 |
return node; |
| 1808 |
}; |
| 1809 |
|
| 1810 |
/** |
| 1811 |
* Does the request to load a module for the browser case. |
| 1812 |
* Make this a separate function to allow other environments |
| 1813 |
* to override it. |
| 1814 |
* |
| 1815 |
* @param {Object} context the require context to find state. |
| 1816 |
* @param {String} moduleName the name of the module. |
| 1817 |
* @param {Object} url the URL to the module. |
| 1818 |
*/ |
| 1819 |
req.load = function (context, moduleName, url) { |
| 1820 |
var config = (context && context.config) || {}, |
| 1821 |
node; |
| 1822 |
if (isBrowser) { |
| 1823 |
//In the browser so use a script tag |
| 1824 |
node = req.createNode(config, moduleName, url); |
| 1825 |
|
| 1826 |
node.setAttribute('data-requirecontext', context.contextName); |
| 1827 |
node.setAttribute('data-requiremodule', moduleName); |
| 1828 |
|
| 1829 |
//Set up load listener. Test attachEvent first because IE9 has |
| 1830 |
//a subtle issue in its addEventListener and script onload firings |
| 1831 |
//that do not match the behavior of all other browsers with |
| 1832 |
//addEventListener support, which fire the onload event for a |
| 1833 |
//script right after the script execution. See: |
| 1834 |
//https://connect.microsoft.com/IE/feedback/details/648057/script-onload-event-is-not-fired-immediately-after-script-execution |
| 1835 |
//UNFORTUNATELY Opera implements attachEvent but does not follow the script |
| 1836 |
//script execution mode. |
| 1837 |
if (node.attachEvent && |
| 1838 |
//Check if node.attachEvent is artificially added by custom script or |
| 1839 |
//natively supported by browser |
| 1840 |
//read https://github.com/jrburke/requirejs/issues/187 |
| 1841 |
//if we can NOT find [native code] then it must NOT natively supported. |
| 1842 |
//in IE8, node.attachEvent does not have toString() |
| 1843 |
//Note the test for "[native code" with no closing brace, see: |
| 1844 |
//https://github.com/jrburke/requirejs/issues/273 |
| 1845 |
!(node.attachEvent.toString && node.attachEvent.toString().indexOf('[native code') < 0) && |
| 1846 |
!isOpera) { |
| 1847 |
//Probably IE. IE (at least 6-8) do not fire |
| 1848 |
//script onload right after executing the script, so |
| 1849 |
//we cannot tie the anonymous define call to a name. |
| 1850 |
//However, IE reports the script as being in 'interactive' |
| 1851 |
//readyState at the time of the define call. |
| 1852 |
useInteractive = true; |
| 1853 |
|
| 1854 |
node.attachEvent('onreadystatechange', context.onScriptLoad); |
| 1855 |
//It would be great to add an error handler here to catch |
| 1856 |
//404s in IE9+. However, onreadystatechange will fire before |
| 1857 |
//the error handler, so that does not help. If addEventListener |
| 1858 |
//is used, then IE will fire error before load, but we cannot |
| 1859 |
//use that pathway given the connect.microsoft.com issue |
| 1860 |
//mentioned above about not doing the 'script execute, |
| 1861 |
//then fire the script load event listener before execute |
| 1862 |
//next script' that other browsers do. |
| 1863 |
//Best hope: IE10 fixes the issues, |
| 1864 |
//and then destroys all installs of IE 6-9. |
| 1865 |
//node.attachEvent('onerror', context.onScriptError); |
| 1866 |
} else { |
| 1867 |
node.addEventListener('load', context.onScriptLoad, false); |
| 1868 |
node.addEventListener('error', context.onScriptError, false); |
| 1869 |
} |
| 1870 |
node.src = url; |
| 1871 |
|
| 1872 |
//For some cache cases in IE 6-8, the script executes before the end |
| 1873 |
//of the appendChild execution, so to tie an anonymous define |
| 1874 |
//call to the module name (which is stored on the node), hold on |
| 1875 |
//to a reference to this node, but clear after the DOM insertion. |
| 1876 |
currentlyAddingScript = node; |
| 1877 |
if (baseElement) { |
| 1878 |
head.insertBefore(node, baseElement); |
| 1879 |
} else { |
| 1880 |
head.appendChild(node); |
| 1881 |
} |
| 1882 |
currentlyAddingScript = null; |
| 1883 |
|
| 1884 |
return node; |
| 1885 |
} else if (isWebWorker) { |
| 1886 |
try { |
| 1887 |
//In a web worker, use importScripts. This is not a very |
| 1888 |
//efficient use of importScripts, importScripts will block until |
| 1889 |
//its script is downloaded and evaluated. However, if web workers |
| 1890 |
//are in play, the expectation that a build has been done so that |
| 1891 |
//only one script needs to be loaded anyway. This may need to be |
| 1892 |
//reevaluated if other use cases become common. |
| 1893 |
importScripts(url); |
| 1894 |
|
| 1895 |
//Account for anonymous modules |
| 1896 |
context.completeLoad(moduleName); |
| 1897 |
} catch (e) { |
| 1898 |
context.onError(makeError('importscripts', |
| 1899 |
'importScripts failed for ' + |
| 1900 |
moduleName + ' at ' + url, |
| 1901 |
e, |
| 1902 |
[moduleName])); |
| 1903 |
} |
| 1904 |
} |
| 1905 |
}; |
| 1906 |
|
| 1907 |
function getInteractiveScript() { |
| 1908 |
if (interactiveScript && interactiveScript.readyState === 'interactive') { |
| 1909 |
return interactiveScript; |
| 1910 |
} |
| 1911 |
|
| 1912 |
eachReverse(scripts(), function (script) { |
| 1913 |
if (script.readyState === 'interactive') { |
| 1914 |
return (interactiveScript = script); |
| 1915 |
} |
| 1916 |
}); |
| 1917 |
return interactiveScript; |
| 1918 |
} |
| 1919 |
|
| 1920 |
//Look for a data-main script attribute, which could also adjust the baseUrl. |
| 1921 |
if (isBrowser) { |
| 1922 |
//Figure out baseUrl. Get it from the script tag with require.js in it. |
| 1923 |
eachReverse(scripts(), function (script) { |
| 1924 |
//Set the 'head' where we can append children by |
| 1925 |
//using the script's parent. |
| 1926 |
if (!head) { |
| 1927 |
head = script.parentNode; |
| 1928 |
} |
| 1929 |
|
| 1930 |
//Look for a data-main attribute to set main script for the page |
| 1931 |
//to load. If it is there, the path to data main becomes the |
| 1932 |
//baseUrl, if it is not already set. |
| 1933 |
dataMain = script.getAttribute('data-main'); |
| 1934 |
if (dataMain) { |
| 1935 |
//Preserve dataMain in case it is a path (i.e. contains '?') |
| 1936 |
mainScript = dataMain; |
| 1937 |
|
| 1938 |
//Set final baseUrl if there is not already an explicit one. |
| 1939 |
if (!cfg.baseUrl) { |
| 1940 |
//Pull off the directory of data-main for use as the |
| 1941 |
//baseUrl. |
| 1942 |
src = mainScript.split('/'); |
| 1943 |
mainScript = src.pop(); |
| 1944 |
subPath = src.length ? src.join('/') + '/' : './'; |
| 1945 |
|
| 1946 |
cfg.baseUrl = subPath; |
| 1947 |
} |
| 1948 |
|
| 1949 |
//Strip off any trailing .js since mainScript is now |
| 1950 |
//like a module name. |
| 1951 |
mainScript = mainScript.replace(jsSuffixRegExp, ''); |
| 1952 |
|
| 1953 |
//If mainScript is still a path, fall back to dataMain |
| 1954 |
if (req.jsExtRegExp.test(mainScript)) { |
| 1955 |
mainScript = dataMain; |
| 1956 |
} |
| 1957 |
|
| 1958 |
//Put the data-main script in the files to load. |
| 1959 |
cfg.deps = cfg.deps ? cfg.deps.concat(mainScript) : [mainScript]; |
| 1960 |
|
| 1961 |
return true; |
| 1962 |
} |
| 1963 |
}); |
| 1964 |
} |
| 1965 |
|
| 1966 |
/** |
| 1967 |
* The function that handles definitions of modules. Differs from |
| 1968 |
* require() in that a string for the module should be the first argument, |
| 1969 |
* and the function to execute after dependencies are loaded should |
| 1970 |
* return a value to define the module corresponding to the first argument's |
| 1971 |
* name. |
| 1972 |
*/ |
| 1973 |
define = function (name, deps, callback) { |
| 1974 |
var node, context; |
| 1975 |
|
| 1976 |
//Allow for anonymous modules |
| 1977 |
if (typeof name !== 'string') { |
| 1978 |
//Adjust args appropriately |
| 1979 |
callback = deps; |
| 1980 |
deps = name; |
| 1981 |
name = null; |
| 1982 |
} |
| 1983 |
|
| 1984 |
//This module may not have dependencies |
| 1985 |
if (!isArray(deps)) { |
| 1986 |
callback = deps; |
| 1987 |
deps = null; |
| 1988 |
} |
| 1989 |
|
| 1990 |
//If no name, and callback is a function, then figure out if it a |
| 1991 |
//CommonJS thing with dependencies. |
| 1992 |
if (!deps && isFunction(callback)) { |
| 1993 |
deps = []; |
| 1994 |
//Remove comments from the callback string, |
| 1995 |
//look for require calls, and pull them into the dependencies, |
| 1996 |
//but only if there are function args. |
| 1997 |
if (callback.length) { |
| 1998 |
callback |
| 1999 |
.toString() |
| 2000 |
.replace(commentRegExp, '') |
| 2001 |
.replace(cjsRequireRegExp, function (match, dep) { |
| 2002 |
deps.push(dep); |
| 2003 |
}); |
| 2004 |
|
| 2005 |
//May be a CommonJS thing even without require calls, but still |
| 2006 |
//could use exports, and module. Avoid doing exports and module |
| 2007 |
//work though if it just needs require. |
| 2008 |
//REQUIRES the function to expect the CommonJS variables in the |
| 2009 |
//order listed below. |
| 2010 |
deps = (callback.length === 1 ? ['require'] : ['require', 'exports', 'module']).concat(deps); |
| 2011 |
} |
| 2012 |
} |
| 2013 |
|
| 2014 |
//If in IE 6-8 and hit an anonymous define() call, do the interactive |
| 2015 |
//work. |
| 2016 |
if (useInteractive) { |
| 2017 |
node = currentlyAddingScript || getInteractiveScript(); |
| 2018 |
if (node) { |
| 2019 |
if (!name) { |
| 2020 |
name = node.getAttribute('data-requiremodule'); |
| 2021 |
} |
| 2022 |
context = contexts[node.getAttribute('data-requirecontext')]; |
| 2023 |
} |
| 2024 |
} |
| 2025 |
|
| 2026 |
//Always save off evaluating the def call until the script onload handler. |
| 2027 |
//This allows multiple modules to be in a file without prematurely |
| 2028 |
//tracing dependencies, and allows for anonymous module support, |
| 2029 |
//where the module name is not known until the script onload event |
| 2030 |
//occurs. If no context, use the global queue, and get it processed |
| 2031 |
//in the onscript load callback. |
| 2032 |
(context ? context.defQueue : globalDefQueue).push([name, deps, callback]); |
| 2033 |
}; |
| 2034 |
|
| 2035 |
define.amd = { |
| 2036 |
jQuery: true |
| 2037 |
}; |
| 2038 |
|
| 2039 |
|
| 2040 |
/** |
| 2041 |
* Executes the text. Normally just uses eval, but can be modified |
| 2042 |
* to use a better, environment-specific call. Only used for transpiling |
| 2043 |
* loader plugins, not for plain JS modules. |
| 2044 |
* @param {String} text the text to execute/evaluate. |
| 2045 |
*/ |
| 2046 |
req.exec = function (text) { |
| 2047 |
/*jslint evil: true */ |
| 2048 |
return eval(text); |
| 2049 |
}; |
| 2050 |
|
| 2051 |
//Set up with config info. |
| 2052 |
req(cfg); |
| 2053 |
}(this)); |