1 | /** vim: et:ts=4:sw=4:sts=4
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2 | * @license RequireJS 2.1.14 Copyright (c) 2010-2014, The Dojo Foundation All Rights Reserved.
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3 | * Available via the MIT or new BSD license.
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4 | * see: http://github.com/jrburke/requirejs for details
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5 | */
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6 | //Not using strict: uneven strict support in browsers, #392, and causes
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7 | //problems with requirejs.exec()/transpiler plugins that may not be strict.
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8 | /*jslint regexp: true, nomen: true, sloppy: true */
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9 | /*global window, navigator, document, importScripts, setTimeout, opera */
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10 |
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11 | var requirejs, require, define;
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12 | (function (global) {
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13 | var req, s, head, baseElement, dataMain, src,
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14 | interactiveScript, currentlyAddingScript, mainScript, subPath,
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15 | version = '2.1.14',
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16 | commentRegExp = /(\/\*([\s\S]*?)\*\/|([^:]|^)\/\/(.*)$)/mg,
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17 | cjsRequireRegExp = /[^.]\s*require\s*\(\s*["']([^'"\s]+)["']\s*\)/g,
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18 | jsSuffixRegExp = /\.js$/,
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19 | currDirRegExp = /^\.\//,
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20 | op = Object.prototype,
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21 | ostring = op.toString,
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22 | hasOwn = op.hasOwnProperty,
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23 | ap = Array.prototype,
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24 | apsp = ap.splice,
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25 | isBrowser = !!(typeof window !== 'undefined' && typeof navigator !== 'undefined' && window.document),
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26 | isWebWorker = !isBrowser && typeof importScripts !== 'undefined',
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27 | //PS3 indicates loaded and complete, but need to wait for complete
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28 | //specifically. Sequence is 'loading', 'loaded', execution,
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29 | // then 'complete'. The UA check is unfortunate, but not sure how
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30 | //to feature test w/o causing perf issues.
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31 | readyRegExp = isBrowser && navigator.platform === 'PLAYSTATION 3' ?
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32 | /^complete$/ : /^(complete|loaded)$/,
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33 | defContextName = '_',
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34 | //Oh the tragedy, detecting opera. See the usage of isOpera for reason.
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35 | isOpera = typeof opera !== 'undefined' && opera.toString() === '[object Opera]',
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36 | contexts = {},
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37 | cfg = {},
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38 | globalDefQueue = [],
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39 | useInteractive = false;
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40 |
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41 | function isFunction(it) {
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42 | return ostring.call(it) === '[object Function]';
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43 | }
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44 |
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45 | function isArray(it) {
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46 | return ostring.call(it) === '[object Array]';
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47 | }
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48 |
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49 | /**
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50 | * Helper function for iterating over an array. If the func returns
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51 | * a true value, it will break out of the loop.
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52 | */
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53 | function each(ary, func) {
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54 | if (ary) {
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55 | var i;
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56 | for (i = 0; i < ary.length; i += 1) {
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57 | if (ary[i] && func(ary[i], i, ary)) {
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58 | break;
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59 | }
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60 | }
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61 | }
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62 | }
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63 |
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64 | /**
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65 | * Helper function for iterating over an array backwards. If the func
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66 | * returns a true value, it will break out of the loop.
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67 | */
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68 | function eachReverse(ary, func) {
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69 | if (ary) {
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70 | var i;
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71 | for (i = ary.length - 1; i > -1; i -= 1) {
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72 | if (ary[i] && func(ary[i], i, ary)) {
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73 | break;
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74 | }
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75 | }
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76 | }
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77 | }
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78 |
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79 | function hasProp(obj, prop) {
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80 | return hasOwn.call(obj, prop);
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81 | }
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82 |
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83 | function getOwn(obj, prop) {
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84 | return hasProp(obj, prop) && obj[prop];
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85 | }
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86 |
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87 | /**
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88 | * Cycles over properties in an object and calls a function for each
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89 | * property value. If the function returns a truthy value, then the
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90 | * iteration is stopped.
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91 | */
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92 | function eachProp(obj, func) {
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93 | var prop;
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94 | for (prop in obj) {
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95 | if (hasProp(obj, prop)) {
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96 | if (func(obj[prop], prop)) {
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97 | break;
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98 | }
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99 | }
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100 | }
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101 | }
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102 |
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103 | /**
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104 | * Simple function to mix in properties from source into target,
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105 | * but only if target does not already have a property of the same name.
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106 | */
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107 | function mixin(target, source, force, deepStringMixin) {
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108 | if (source) {
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109 | eachProp(source, function (value, prop) {
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110 | if (force || !hasProp(target, prop)) {
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111 | if (deepStringMixin && typeof value === 'object' && value &&
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112 | !isArray(value) && !isFunction(value) &&
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113 | !(value instanceof RegExp)) {
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114 |
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115 | if (!target[prop]) {
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116 | target[prop] = {};
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117 | }
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118 | mixin(target[prop], value, force, deepStringMixin);
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119 | } else {
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120 | target[prop] = value;
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121 | }
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122 | }
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123 | });
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124 | }
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125 | return target;
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126 | }
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127 |
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128 | //Similar to Function.prototype.bind, but the 'this' object is specified
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129 | //first, since it is easier to read/figure out what 'this' will be.
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130 | function bind(obj, fn) {
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131 | return function () {
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132 | return fn.apply(obj, arguments);
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133 | };
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134 | }
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135 |
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136 | function scripts() {
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137 | return document.getElementsByTagName('script');
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138 | }
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139 |
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140 | function defaultOnError(err) {
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141 | throw err;
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142 | }
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143 |
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144 | //Allow getting a global that is expressed in
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145 | //dot notation, like 'a.b.c'.
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146 | function getGlobal(value) {
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147 | if (!value) {
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148 | return value;
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149 | }
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150 | var g = global;
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151 | each(value.split('.'), function (part) {
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152 | g = g[part];
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153 | });
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154 | return g;
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155 | }
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156 |
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157 | /**
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158 | * Constructs an error with a pointer to an URL with more information.
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159 | * @param {String} id the error ID that maps to an ID on a web page.
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160 | * @param {String} message human readable error.
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161 | * @param {Error} [err] the original error, if there is one.
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162 | *
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163 | * @returns {Error}
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164 | */
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165 | function makeError(id, msg, err, requireModules) {
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166 | var e = new Error(msg + '\nhttp://requirejs.org/docs/errors.html#' + id);
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167 | e.requireType = id;
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168 | e.requireModules = requireModules;
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169 | if (err) {
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170 | e.originalError = err;
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171 | }
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172 | return e;
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173 | }
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174 |
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175 | if (typeof define !== 'undefined') {
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176 | //If a define is already in play via another AMD loader,
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177 | //do not overwrite.
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178 | return;
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179 | }
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180 |
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181 | if (typeof requirejs !== 'undefined') {
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182 | if (isFunction(requirejs)) {
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183 | //Do not overwrite an existing requirejs instance.
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184 | return;
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185 | }
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186 | cfg = requirejs;
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187 | requirejs = undefined;
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188 | }
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189 |
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190 | //Allow for a require config object
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191 | if (typeof require !== 'undefined' && !isFunction(require)) {
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192 | //assume it is a config object.
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193 | cfg = require;
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194 | require = undefined;
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195 | }
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196 |
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197 | function newContext(contextName) {
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198 | var inCheckLoaded, Module, context, handlers,
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199 | checkLoadedTimeoutId,
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200 | config = {
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201 | //Defaults. Do not set a default for map
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202 | //config to speed up normalize(), which
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203 | //will run faster if there is no default.
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204 | waitSeconds: 7,
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205 | baseUrl: './',
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206 | paths: {},
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207 | bundles: {},
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208 | pkgs: {},
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209 | shim: {},
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210 | config: {}
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211 | },
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212 | registry = {},
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213 | //registry of just enabled modules, to speed
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214 | //cycle breaking code when lots of modules
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215 | //are registered, but not activated.
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216 | enabledRegistry = {},
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217 | undefEvents = {},
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218 | defQueue = [],
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219 | defined = {},
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220 | urlFetched = {},
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221 | bundlesMap = {},
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222 | requireCounter = 1,
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223 | unnormalizedCounter = 1;
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224 |
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225 | /**
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226 | * Trims the . and .. from an array of path segments.
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227 | * It will keep a leading path segment if a .. will become
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228 | * the first path segment, to help with module name lookups,
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229 | * which act like paths, but can be remapped. But the end result,
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230 | * all paths that use this function should look normalized.
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231 | * NOTE: this method MODIFIES the input array.
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232 | * @param {Array} ary the array of path segments.
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233 | */
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234 | function trimDots(ary) {
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235 | var i, part;
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236 | for (i = 0; i < ary.length; i++) {
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237 | part = ary[i];
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238 | if (part === '.') {
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239 | ary.splice(i, 1);
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240 | i -= 1;
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241 | } else if (part === '..') {
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242 | // If at the start, or previous value is still ..,
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243 | // keep them so that when converted to a path it may
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244 | // still work when converted to a path, even though
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245 | // as an ID it is less than ideal. In larger point
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246 | // releases, may be better to just kick out an error.
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247 | if (i === 0 || (i == 1 && ary[2] === '..') || ary[i - 1] === '..') {
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248 | continue;
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249 | } else if (i > 0) {
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250 | ary.splice(i - 1, 2);
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251 | i -= 2;
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252 | }
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253 | }
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254 | }
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255 | }
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256 |
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257 | /**
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258 | * Given a relative module name, like ./something, normalize it to
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259 | * a real name that can be mapped to a path.
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260 | * @param {String} name the relative name
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261 | * @param {String} baseName a real name that the name arg is relative
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262 | * to.
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263 | * @param {Boolean} applyMap apply the map config to the value. Should
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264 | * only be done if this normalization is for a dependency ID.
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265 | * @returns {String} normalized name
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266 | */
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267 | function normalize(name, baseName, applyMap) {
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268 | var pkgMain, mapValue, nameParts, i, j, nameSegment, lastIndex,
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269 | foundMap, foundI, foundStarMap, starI, normalizedBaseParts,
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270 | baseParts = (baseName && baseName.split('/')),
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271 | map = config.map,
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272 | starMap = map && map['*'];
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273 |
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274 | //Adjust any relative paths.
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275 | if (name) {
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276 | name = name.split('/');
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277 | lastIndex = name.length - 1;
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278 |
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279 | // If wanting node ID compatibility, strip .js from end
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280 | // of IDs. Have to do this here, and not in nameToUrl
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281 | // because node allows either .js or non .js to map
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282 | // to same file.
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283 | if (config.nodeIdCompat && jsSuffixRegExp.test(name[lastIndex])) {
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284 | name[lastIndex] = name[lastIndex].replace(jsSuffixRegExp, '');
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285 | }
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286 |
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287 | // Starts with a '.' so need the baseName
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288 | if (name[0].charAt(0) === '.' && baseParts) {
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289 | //Convert baseName to array, and lop off the last part,
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290 | //so that . matches that 'directory' and not name of the baseName's
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291 | //module. For instance, baseName of 'one/two/three', maps to
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292 | //'one/two/three.js', but we want the directory, 'one/two' for
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293 | //this normalization.
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294 | normalizedBaseParts = baseParts.slice(0, baseParts.length - 1);
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295 | name = normalizedBaseParts.concat(name);
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296 | }
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297 |
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298 | trimDots(name);
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299 | name = name.join('/');
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300 | }
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301 |
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302 | //Apply map config if available.
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303 | if (applyMap && map && (baseParts || starMap)) {
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304 | nameParts = name.split('/');
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305 |
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306 | outerLoop: for (i = nameParts.length; i > 0; i -= 1) {
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307 | nameSegment = nameParts.slice(0, i).join('/');
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308 |
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309 | if (baseParts) {
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310 | //Find the longest baseName segment match in the config.
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311 | //So, do joins on the biggest to smallest lengths of baseParts.
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312 | for (j = baseParts.length; j > 0; j -= 1) {
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313 | mapValue = getOwn(map, baseParts.slice(0, j).join('/'));
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314 |
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315 | //baseName segment has config, find if it has one for
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316 | //this name.
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317 | if (mapValue) {
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318 | mapValue = getOwn(mapValue, nameSegment);
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319 | if (mapValue) {
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320 | //Match, update name to the new value.
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321 | foundMap = mapValue;
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322 | foundI = i;
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323 | break outerLoop;
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324 | }
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325 | }
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326 | }
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327 | }
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328 |
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329 | //Check for a star map match, but just hold on to it,
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330 | //if there is a shorter segment match later in a matching
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331 | //config, then favor over this star map.
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332 | if (!foundStarMap && starMap && getOwn(starMap, nameSegment)) {
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333 | foundStarMap = getOwn(starMap, nameSegment);
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334 | starI = i;
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335 | }
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336 | }
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337 |
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338 | if (!foundMap && foundStarMap) {
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339 | foundMap = foundStarMap;
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340 | foundI = starI;
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341 | }
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342 |
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343 | if (foundMap) {
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344 | nameParts.splice(0, foundI, foundMap);
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345 | name = nameParts.join('/');
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346 | }
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347 | }
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348 |
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349 | // If the name points to a package's name, use
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350 | // the package main instead.
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351 | pkgMain = getOwn(config.pkgs, name);
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352 |
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353 | return pkgMain ? pkgMain : name;
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354 | }
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355 |
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356 | function removeScript(name) {
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357 | if (isBrowser) {
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358 | each(scripts(), function (scriptNode) {
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359 | if (scriptNode.getAttribute('data-requiremodule') === name &&
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360 | scriptNode.getAttribute('data-requirecontext') === context.contextName) {
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361 | scriptNode.parentNode.removeChild(scriptNode);
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362 | return true;
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363 | }
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364 | });
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365 | }
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366 | }
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367 |
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368 | function hasPathFallback(id) {
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369 | var pathConfig = getOwn(config.paths, id);
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370 | if (pathConfig && isArray(pathConfig) && pathConfig.length > 1) {
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371 | //Pop off the first array value, since it failed, and
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372 | //retry
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373 | pathConfig.shift();
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374 | context.require.undef(id);
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375 |
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376 | //Custom require that does not do map translation, since
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377 | //ID is "absolute", already mapped/resolved.
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378 | context.makeRequire(null, {
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379 | skipMap: true
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380 | })([id]);
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381 |
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382 | return true;
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383 | }
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384 | }
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385 |
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386 | //Turns a plugin!resource to [plugin, resource]
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387 | //with the plugin being undefined if the name
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388 | //did not have a plugin prefix.
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389 | function splitPrefix(name) {
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390 | var prefix,
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391 | index = name ? name.indexOf('!') : -1;
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392 | if (index > -1) {
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393 | prefix = name.substring(0, index);
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394 | name = name.substring(index + 1, name.length);
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395 | }
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396 | return [prefix, name];
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397 | }
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398 |
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399 | /**
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400 | * Creates a module mapping that includes plugin prefix, module
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401 | * name, and path. If parentModuleMap is provided it will
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402 | * also normalize the name via require.normalize()
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403 | *
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404 | * @param {String} name the module name
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405 | * @param {String} [parentModuleMap] parent module map
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406 | * for the module name, used to resolve relative names.
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407 | * @param {Boolean} isNormalized: is the ID already normalized.
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408 | * This is true if this call is done for a define() module ID.
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409 | * @param {Boolean} applyMap: apply the map config to the ID.
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410 | * Should only be true if this map is for a dependency.
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411 | *
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412 | * @returns {Object}
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413 | */
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414 | function makeModuleMap(name, parentModuleMap, isNormalized, applyMap) {
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415 | var url, pluginModule, suffix, nameParts,
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416 | prefix = null,
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417 | parentName = parentModuleMap ? parentModuleMap.name : null,
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418 | originalName = name,
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419 | isDefine = true,
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420 | normalizedName = '';
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421 |
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422 | //If no name, then it means it is a require call, generate an
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423 | //internal name.
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424 | if (!name) {
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425 | isDefine = false;
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426 | name = '_@r' + (requireCounter += 1);
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427 | }
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428 |
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429 | nameParts = splitPrefix(name);
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430 | prefix = nameParts[0];
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431 | name = nameParts[1];
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432 |
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433 | if (prefix) {
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434 | prefix = normalize(prefix, parentName, applyMap);
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435 | pluginModule = getOwn(defined, prefix);
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436 | }
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437 |
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438 | //Account for relative paths if there is a base name.
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439 | if (name) {
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440 | if (prefix) {
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441 | if (pluginModule && pluginModule.normalize) {
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442 | //Plugin is loaded, use its normalize method.
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443 | normalizedName = pluginModule.normalize(name, function (name) {
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444 | return normalize(name, parentName, applyMap);
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445 | });
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446 | } else {
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447 | // If nested plugin references, then do not try to
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448 | // normalize, as it will not normalize correctly. This
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449 | // places a restriction on resourceIds, and the longer
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450 | // term solution is not to normalize until plugins are
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451 | // loaded and all normalizations to allow for async
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452 | // loading of a loader plugin. But for now, fixes the
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453 | // common uses. Details in #1131
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454 | normalizedName = name.indexOf('!') === -1 ?
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455 | normalize(name, parentName, applyMap) :
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456 | name;
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457 | }
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458 | } else {
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459 | //A regular module.
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460 | normalizedName = normalize(name, parentName, applyMap);
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461 |
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462 | //Normalized name may be a plugin ID due to map config
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463 | //application in normalize. The map config values must
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464 | //already be normalized, so do not need to redo that part.
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465 | nameParts = splitPrefix(normalizedName);
|
---|
466 | prefix = nameParts[0];
|
---|
467 | normalizedName = nameParts[1];
|
---|
468 | isNormalized = true;
|
---|
469 |
|
---|
470 | url = context.nameToUrl(normalizedName);
|
---|
471 | }
|
---|
472 | }
|
---|
473 |
|
---|
474 | //If the id is a plugin id that cannot be determined if it needs
|
---|
475 | //normalization, stamp it with a unique ID so two matching relative
|
---|
476 | //ids that may conflict can be separate.
|
---|
477 | suffix = prefix && !pluginModule && !isNormalized ?
|
---|
478 | '_unnormalized' + (unnormalizedCounter += 1) :
|
---|
479 | '';
|
---|
480 |
|
---|
481 | return {
|
---|
482 | prefix: prefix,
|
---|
483 | name: normalizedName,
|
---|
484 | parentMap: parentModuleMap,
|
---|
485 | unnormalized: !!suffix,
|
---|
486 | url: url,
|
---|
487 | originalName: originalName,
|
---|
488 | isDefine: isDefine,
|
---|
489 | id: (prefix ?
|
---|
490 | prefix + '!' + normalizedName :
|
---|
491 | normalizedName) + suffix
|
---|
492 | };
|
---|
493 | }
|
---|
494 |
|
---|
495 | function getModule(depMap) {
|
---|
496 | var id = depMap.id,
|
---|
497 | mod = getOwn(registry, id);
|
---|
498 |
|
---|
499 | if (!mod) {
|
---|
500 | mod = registry[id] = new context.Module(depMap);
|
---|
501 | }
|
---|
502 |
|
---|
503 | return mod;
|
---|
504 | }
|
---|
505 |
|
---|
506 | function on(depMap, name, fn) {
|
---|
507 | var id = depMap.id,
|
---|
508 | mod = getOwn(registry, id);
|
---|
509 |
|
---|
510 | if (hasProp(defined, id) &&
|
---|
511 | (!mod || mod.defineEmitComplete)) {
|
---|
512 | if (name === 'defined') {
|
---|
513 | fn(defined[id]);
|
---|
514 | }
|
---|
515 | } else {
|
---|
516 | mod = getModule(depMap);
|
---|
517 | if (mod.error && name === 'error') {
|
---|
518 | fn(mod.error);
|
---|
519 | } else {
|
---|
520 | mod.on(name, fn);
|
---|
521 | }
|
---|
522 | }
|
---|
523 | }
|
---|
524 |
|
---|
525 | function onError(err, errback) {
|
---|
526 | var ids = err.requireModules,
|
---|
527 | notified = false;
|
---|
528 |
|
---|
529 | if (errback) {
|
---|
530 | errback(err);
|
---|
531 | } else {
|
---|
532 | each(ids, function (id) {
|
---|
533 | var mod = getOwn(registry, id);
|
---|
534 | if (mod) {
|
---|
535 | //Set error on module, so it skips timeout checks.
|
---|
536 | mod.error = err;
|
---|
537 | if (mod.events.error) {
|
---|
538 | notified = true;
|
---|
539 | mod.emit('error', err);
|
---|
540 | }
|
---|
541 | }
|
---|
542 | });
|
---|
543 |
|
---|
544 | if (!notified) {
|
---|
545 | req.onError(err);
|
---|
546 | }
|
---|
547 | }
|
---|
548 | }
|
---|
549 |
|
---|
550 | /**
|
---|
551 | * Internal method to transfer globalQueue items to this context's
|
---|
552 | * defQueue.
|
---|
553 | */
|
---|
554 | function takeGlobalQueue() {
|
---|
555 | //Push all the globalDefQueue items into the context's defQueue
|
---|
556 | if (globalDefQueue.length) {
|
---|
557 | //Array splice in the values since the context code has a
|
---|
558 | //local var ref to defQueue, so cannot just reassign the one
|
---|
559 | //on context.
|
---|
560 | apsp.apply(defQueue,
|
---|
561 | [defQueue.length, 0].concat(globalDefQueue));
|
---|
562 | globalDefQueue = [];
|
---|
563 | }
|
---|
564 | }
|
---|
565 |
|
---|
566 | handlers = {
|
---|
567 | 'require': function (mod) {
|
---|
568 | if (mod.require) {
|
---|
569 | return mod.require;
|
---|
570 | } else {
|
---|
571 | return (mod.require = context.makeRequire(mod.map));
|
---|
572 | }
|
---|
573 | },
|
---|
574 | 'exports': function (mod) {
|
---|
575 | mod.usingExports = true;
|
---|
576 | if (mod.map.isDefine) {
|
---|
577 | if (mod.exports) {
|
---|
578 | return (defined[mod.map.id] = mod.exports);
|
---|
579 | } else {
|
---|
580 | return (mod.exports = defined[mod.map.id] = {});
|
---|
581 | }
|
---|
582 | }
|
---|
583 | },
|
---|
584 | 'module': function (mod) {
|
---|
585 | if (mod.module) {
|
---|
586 | return mod.module;
|
---|
587 | } else {
|
---|
588 | return (mod.module = {
|
---|
589 | id: mod.map.id,
|
---|
590 | uri: mod.map.url,
|
---|
591 | config: function () {
|
---|
592 | return getOwn(config.config, mod.map.id) || {};
|
---|
593 | },
|
---|
594 | exports: mod.exports || (mod.exports = {})
|
---|
595 | });
|
---|
596 | }
|
---|
597 | }
|
---|
598 | };
|
---|
599 |
|
---|
600 | function cleanRegistry(id) {
|
---|
601 | //Clean up machinery used for waiting modules.
|
---|
602 | delete registry[id];
|
---|
603 | delete enabledRegistry[id];
|
---|
604 | }
|
---|
605 |
|
---|
606 | function breakCycle(mod, traced, processed) {
|
---|
607 | var id = mod.map.id;
|
---|
608 |
|
---|
609 | if (mod.error) {
|
---|
610 | mod.emit('error', mod.error);
|
---|
611 | } else {
|
---|
612 | traced[id] = true;
|
---|
613 | each(mod.depMaps, function (depMap, i) {
|
---|
614 | var depId = depMap.id,
|
---|
615 | dep = getOwn(registry, depId);
|
---|
616 |
|
---|
617 | //Only force things that have not completed
|
---|
618 | //being defined, so still in the registry,
|
---|
619 | //and only if it has not been matched up
|
---|
620 | //in the module already.
|
---|
621 | if (dep && !mod.depMatched[i] && !processed[depId]) {
|
---|
622 | if (getOwn(traced, depId)) {
|
---|
623 | mod.defineDep(i, defined[depId]);
|
---|
624 | mod.check(); //pass false?
|
---|
625 | } else {
|
---|
626 | breakCycle(dep, traced, processed);
|
---|
627 | }
|
---|
628 | }
|
---|
629 | });
|
---|
630 | processed[id] = true;
|
---|
631 | }
|
---|
632 | }
|
---|
633 |
|
---|
634 | function checkLoaded() {
|
---|
635 | var err, usingPathFallback,
|
---|
636 | waitInterval = config.waitSeconds * 1000,
|
---|
637 | //It is possible to disable the wait interval by using waitSeconds of 0.
|
---|
638 | expired = waitInterval && (context.startTime + waitInterval) < new Date().getTime(),
|
---|
639 | noLoads = [],
|
---|
640 | reqCalls = [],
|
---|
641 | stillLoading = false,
|
---|
642 | needCycleCheck = true;
|
---|
643 |
|
---|
644 | //Do not bother if this call was a result of a cycle break.
|
---|
645 | if (inCheckLoaded) {
|
---|
646 | return;
|
---|
647 | }
|
---|
648 |
|
---|
649 | inCheckLoaded = true;
|
---|
650 |
|
---|
651 | //Figure out the state of all the modules.
|
---|
652 | eachProp(enabledRegistry, function (mod) {
|
---|
653 | var map = mod.map,
|
---|
654 | modId = map.id;
|
---|
655 |
|
---|
656 | //Skip things that are not enabled or in error state.
|
---|
657 | if (!mod.enabled) {
|
---|
658 | return;
|
---|
659 | }
|
---|
660 |
|
---|
661 | if (!map.isDefine) {
|
---|
662 | reqCalls.push(mod);
|
---|
663 | }
|
---|
664 |
|
---|
665 | if (!mod.error) {
|
---|
666 | //If the module should be executed, and it has not
|
---|
667 | //been inited and time is up, remember it.
|
---|
668 | if (!mod.inited && expired) {
|
---|
669 | if (hasPathFallback(modId)) {
|
---|
670 | usingPathFallback = true;
|
---|
671 | stillLoading = true;
|
---|
672 | } else {
|
---|
673 | noLoads.push(modId);
|
---|
674 | removeScript(modId);
|
---|
675 | }
|
---|
676 | } else if (!mod.inited && mod.fetched && map.isDefine) {
|
---|
677 | stillLoading = true;
|
---|
678 | if (!map.prefix) {
|
---|
679 | //No reason to keep looking for unfinished
|
---|
680 | //loading. If the only stillLoading is a
|
---|
681 | //plugin resource though, keep going,
|
---|
682 | //because it may be that a plugin resource
|
---|
683 | //is waiting on a non-plugin cycle.
|
---|
684 | return (needCycleCheck = false);
|
---|
685 | }
|
---|
686 | }
|
---|
687 | }
|
---|
688 | });
|
---|
689 |
|
---|
690 | if (expired && noLoads.length) {
|
---|
691 | //If wait time expired, throw error of unloaded modules.
|
---|
692 | err = makeError('timeout', 'Load timeout for modules: ' + noLoads, null, noLoads);
|
---|
693 | err.contextName = context.contextName;
|
---|
694 | return onError(err);
|
---|
695 | }
|
---|
696 |
|
---|
697 | //Not expired, check for a cycle.
|
---|
698 | if (needCycleCheck) {
|
---|
699 | each(reqCalls, function (mod) {
|
---|
700 | breakCycle(mod, {}, {});
|
---|
701 | });
|
---|
702 | }
|
---|
703 |
|
---|
704 | //If still waiting on loads, and the waiting load is something
|
---|
705 | //other than a plugin resource, or there are still outstanding
|
---|
706 | //scripts, then just try back later.
|
---|
707 | if ((!expired || usingPathFallback) && stillLoading) {
|
---|
708 | //Something is still waiting to load. Wait for it, but only
|
---|
709 | //if a timeout is not already in effect.
|
---|
710 | if ((isBrowser || isWebWorker) && !checkLoadedTimeoutId) {
|
---|
711 | checkLoadedTimeoutId = setTimeout(function () {
|
---|
712 | checkLoadedTimeoutId = 0;
|
---|
713 | checkLoaded();
|
---|
714 | }, 50);
|
---|
715 | }
|
---|
716 | }
|
---|
717 |
|
---|
718 | inCheckLoaded = false;
|
---|
719 | }
|
---|
720 |
|
---|
721 | Module = function (map) {
|
---|
722 | this.events = getOwn(undefEvents, map.id) || {};
|
---|
723 | this.map = map;
|
---|
724 | this.shim = getOwn(config.shim, map.id);
|
---|
725 | this.depExports = [];
|
---|
726 | this.depMaps = [];
|
---|
727 | this.depMatched = [];
|
---|
728 | this.pluginMaps = {};
|
---|
729 | this.depCount = 0;
|
---|
730 |
|
---|
731 | /* this.exports this.factory
|
---|
732 | this.depMaps = [],
|
---|
733 | this.enabled, this.fetched
|
---|
734 | */
|
---|
735 | };
|
---|
736 |
|
---|
737 | Module.prototype = {
|
---|
738 | init: function (depMaps, factory, errback, options) {
|
---|
739 | options = options || {};
|
---|
740 |
|
---|
741 | //Do not do more inits if already done. Can happen if there
|
---|
742 | //are multiple define calls for the same module. That is not
|
---|
743 | //a normal, common case, but it is also not unexpected.
|
---|
744 | if (this.inited) {
|
---|
745 | return;
|
---|
746 | }
|
---|
747 |
|
---|
748 | this.factory = factory;
|
---|
749 |
|
---|
750 | if (errback) {
|
---|
751 | //Register for errors on this module.
|
---|
752 | this.on('error', errback);
|
---|
753 | } else if (this.events.error) {
|
---|
754 | //If no errback already, but there are error listeners
|
---|
755 | //on this module, set up an errback to pass to the deps.
|
---|
756 | errback = bind(this, function (err) {
|
---|
757 | this.emit('error', err);
|
---|
758 | });
|
---|
759 | }
|
---|
760 |
|
---|
761 | //Do a copy of the dependency array, so that
|
---|
762 | //source inputs are not modified. For example
|
---|
763 | //"shim" deps are passed in here directly, and
|
---|
764 | //doing a direct modification of the depMaps array
|
---|
765 | //would affect that config.
|
---|
766 | this.depMaps = depMaps && depMaps.slice(0);
|
---|
767 |
|
---|
768 | this.errback = errback;
|
---|
769 |
|
---|
770 | //Indicate this module has be initialized
|
---|
771 | this.inited = true;
|
---|
772 |
|
---|
773 | this.ignore = options.ignore;
|
---|
774 |
|
---|
775 | //Could have option to init this module in enabled mode,
|
---|
776 | //or could have been previously marked as enabled. However,
|
---|
777 | //the dependencies are not known until init is called. So
|
---|
778 | //if enabled previously, now trigger dependencies as enabled.
|
---|
779 | if (options.enabled || this.enabled) {
|
---|
780 | //Enable this module and dependencies.
|
---|
781 | //Will call this.check()
|
---|
782 | this.enable();
|
---|
783 | } else {
|
---|
784 | this.check();
|
---|
785 | }
|
---|
786 | },
|
---|
787 |
|
---|
788 | defineDep: function (i, depExports) {
|
---|
789 | //Because of cycles, defined callback for a given
|
---|
790 | //export can be called more than once.
|
---|
791 | if (!this.depMatched[i]) {
|
---|
792 | this.depMatched[i] = true;
|
---|
793 | this.depCount -= 1;
|
---|
794 | this.depExports[i] = depExports;
|
---|
795 | }
|
---|
796 | },
|
---|
797 |
|
---|
798 | fetch: function () {
|
---|
799 | if (this.fetched) {
|
---|
800 | return;
|
---|
801 | }
|
---|
802 | this.fetched = true;
|
---|
803 |
|
---|
804 | context.startTime = (new Date()).getTime();
|
---|
805 |
|
---|
806 | var map = this.map;
|
---|
807 |
|
---|
808 | //If the manager is for a plugin managed resource,
|
---|
809 | //ask the plugin to load it now.
|
---|
810 | if (this.shim) {
|
---|
811 | context.makeRequire(this.map, {
|
---|
812 | enableBuildCallback: true
|
---|
813 | })(this.shim.deps || [], bind(this, function () {
|
---|
814 | return map.prefix ? this.callPlugin() : this.load();
|
---|
815 | }));
|
---|
816 | } else {
|
---|
817 | //Regular dependency.
|
---|
818 | return map.prefix ? this.callPlugin() : this.load();
|
---|
819 | }
|
---|
820 | },
|
---|
821 |
|
---|
822 | load: function () {
|
---|
823 | var url = this.map.url;
|
---|
824 |
|
---|
825 | //Regular dependency.
|
---|
826 | if (!urlFetched[url]) {
|
---|
827 | urlFetched[url] = true;
|
---|
828 | context.load(this.map.id, url);
|
---|
829 | }
|
---|
830 | },
|
---|
831 |
|
---|
832 | /**
|
---|
833 | * Checks if the module is ready to define itself, and if so,
|
---|
834 | * define it.
|
---|
835 | */
|
---|
836 | check: function () {
|
---|
837 | if (!this.enabled || this.enabling) {
|
---|
838 | return;
|
---|
839 | }
|
---|
840 |
|
---|
841 | var err, cjsModule,
|
---|
842 | id = this.map.id,
|
---|
843 | depExports = this.depExports,
|
---|
844 | exports = this.exports,
|
---|
845 | factory = this.factory;
|
---|
846 |
|
---|
847 | if (!this.inited) {
|
---|
848 | this.fetch();
|
---|
849 | } else if (this.error) {
|
---|
850 | this.emit('error', this.error);
|
---|
851 | } else if (!this.defining) {
|
---|
852 | //The factory could trigger another require call
|
---|
853 | //that would result in checking this module to
|
---|
854 | //define itself again. If already in the process
|
---|
855 | //of doing that, skip this work.
|
---|
856 | this.defining = true;
|
---|
857 |
|
---|
858 | if (this.depCount < 1 && !this.defined) {
|
---|
859 | if (isFunction(factory)) {
|
---|
860 | //If there is an error listener, favor passing
|
---|
861 | //to that instead of throwing an error. However,
|
---|
862 | //only do it for define()'d modules. require
|
---|
863 | //errbacks should not be called for failures in
|
---|
864 | //their callbacks (#699). However if a global
|
---|
865 | //onError is set, use that.
|
---|
866 | if ((this.events.error && this.map.isDefine) ||
|
---|
867 | req.onError !== defaultOnError) {
|
---|
868 | try {
|
---|
869 | exports = context.execCb(id, factory, depExports, exports);
|
---|
870 | } catch (e) {
|
---|
871 | err = e;
|
---|
872 | }
|
---|
873 | } else {
|
---|
874 | exports = context.execCb(id, factory, depExports, exports);
|
---|
875 | }
|
---|
876 |
|
---|
877 | // Favor return value over exports. If node/cjs in play,
|
---|
878 | // then will not have a return value anyway. Favor
|
---|
879 | // module.exports assignment over exports object.
|
---|
880 | if (this.map.isDefine && exports === undefined) {
|
---|
881 | cjsModule = this.module;
|
---|
882 | if (cjsModule) {
|
---|
883 | exports = cjsModule.exports;
|
---|
884 | } else if (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 | bundleId = getOwn(bundlesMap, this.map.id),
|
---|
945 | name = this.map.name,
|
---|
946 | parentName = this.map.parentMap ? this.map.parentMap.name : null,
|
---|
947 | localRequire = context.makeRequire(map.parentMap, {
|
---|
948 | enableBuildCallback: true
|
---|
949 | });
|
---|
950 |
|
---|
951 | //If current map is not normalized, wait for that
|
---|
952 | //normalized name to load instead of continuing.
|
---|
953 | if (this.map.unnormalized) {
|
---|
954 | //Normalize the ID if the plugin allows it.
|
---|
955 | if (plugin.normalize) {
|
---|
956 | name = plugin.normalize(name, function (name) {
|
---|
957 | return normalize(name, parentName, true);
|
---|
958 | }) || '';
|
---|
959 | }
|
---|
960 |
|
---|
961 | //prefix and name should already be normalized, no need
|
---|
962 | //for applying map config again either.
|
---|
963 | normalizedMap = makeModuleMap(map.prefix + '!' + name,
|
---|
964 | this.map.parentMap);
|
---|
965 | on(normalizedMap,
|
---|
966 | 'defined', bind(this, function (value) {
|
---|
967 | this.init([], function () { return value; }, null, {
|
---|
968 | enabled: true,
|
---|
969 | ignore: true
|
---|
970 | });
|
---|
971 | }));
|
---|
972 |
|
---|
973 | normalizedMod = getOwn(registry, normalizedMap.id);
|
---|
974 | if (normalizedMod) {
|
---|
975 | //Mark this as a dependency for this plugin, so it
|
---|
976 | //can be traced for cycles.
|
---|
977 | this.depMaps.push(normalizedMap);
|
---|
978 |
|
---|
979 | if (this.events.error) {
|
---|
980 | normalizedMod.on('error', bind(this, function (err) {
|
---|
981 | this.emit('error', err);
|
---|
982 | }));
|
---|
983 | }
|
---|
984 | normalizedMod.enable();
|
---|
985 | }
|
---|
986 |
|
---|
987 | return;
|
---|
988 | }
|
---|
989 |
|
---|
990 | //If a paths config, then just load that file instead to
|
---|
991 | //resolve the plugin, as it is built into that paths layer.
|
---|
992 | if (bundleId) {
|
---|
993 | this.map.url = context.nameToUrl(bundleId);
|
---|
994 | this.load();
|
---|
995 | return;
|
---|
996 | }
|
---|
997 |
|
---|
998 | load = bind(this, function (value) {
|
---|
999 | this.init([], function () { return value; }, null, {
|
---|
1000 | enabled: true
|
---|
1001 | });
|
---|
1002 | });
|
---|
1003 |
|
---|
1004 | load.error = bind(this, function (err) {
|
---|
1005 | this.inited = true;
|
---|
1006 | this.error = err;
|
---|
1007 | err.requireModules = [id];
|
---|
1008 |
|
---|
1009 | //Remove temp unnormalized modules for this module,
|
---|
1010 | //since they will never be resolved otherwise now.
|
---|
1011 | eachProp(registry, function (mod) {
|
---|
1012 | if (mod.map.id.indexOf(id + '_unnormalized') === 0) {
|
---|
1013 | cleanRegistry(mod.map.id);
|
---|
1014 | }
|
---|
1015 | });
|
---|
1016 |
|
---|
1017 | onError(err);
|
---|
1018 | });
|
---|
1019 |
|
---|
1020 | //Allow plugins to load other code without having to know the
|
---|
1021 | //context or how to 'complete' the load.
|
---|
1022 | load.fromText = bind(this, function (text, textAlt) {
|
---|
1023 | /*jslint evil: true */
|
---|
1024 | var moduleName = map.name,
|
---|
1025 | moduleMap = makeModuleMap(moduleName),
|
---|
1026 | hasInteractive = useInteractive;
|
---|
1027 |
|
---|
1028 | //As of 2.1.0, support just passing the text, to reinforce
|
---|
1029 | //fromText only being called once per resource. Still
|
---|
1030 | //support old style of passing moduleName but discard
|
---|
1031 | //that moduleName in favor of the internal ref.
|
---|
1032 | if (textAlt) {
|
---|
1033 | text = textAlt;
|
---|
1034 | }
|
---|
1035 |
|
---|
1036 | //Turn off interactive script matching for IE for any define
|
---|
1037 | //calls in the text, then turn it back on at the end.
|
---|
1038 | if (hasInteractive) {
|
---|
1039 | useInteractive = false;
|
---|
1040 | }
|
---|
1041 |
|
---|
1042 | //Prime the system by creating a module instance for
|
---|
1043 | //it.
|
---|
1044 | getModule(moduleMap);
|
---|
1045 |
|
---|
1046 | //Transfer any config to this other module.
|
---|
1047 | if (hasProp(config.config, id)) {
|
---|
1048 | config.config[moduleName] = config.config[id];
|
---|
1049 | }
|
---|
1050 |
|
---|
1051 | try {
|
---|
1052 | req.exec(text);
|
---|
1053 | } catch (e) {
|
---|
1054 | return onError(makeError('fromtexteval',
|
---|
1055 | 'fromText eval for ' + id +
|
---|
1056 | ' failed: ' + e,
|
---|
1057 | e,
|
---|
1058 | [id]));
|
---|
1059 | }
|
---|
1060 |
|
---|
1061 | if (hasInteractive) {
|
---|
1062 | useInteractive = true;
|
---|
1063 | }
|
---|
1064 |
|
---|
1065 | //Mark this as a dependency for the plugin
|
---|
1066 | //resource
|
---|
1067 | this.depMaps.push(moduleMap);
|
---|
1068 |
|
---|
1069 | //Support anonymous modules.
|
---|
1070 | context.completeLoad(moduleName);
|
---|
1071 |
|
---|
1072 | //Bind the value of that module to the value for this
|
---|
1073 | //resource ID.
|
---|
1074 | localRequire([moduleName], load);
|
---|
1075 | });
|
---|
1076 |
|
---|
1077 | //Use parentName here since the plugin's name is not reliable,
|
---|
1078 | //could be some weird string with no path that actually wants to
|
---|
1079 | //reference the parentName's path.
|
---|
1080 | plugin.load(map.name, localRequire, load, config);
|
---|
1081 | }));
|
---|
1082 |
|
---|
1083 | context.enable(pluginMap, this);
|
---|
1084 | this.pluginMaps[pluginMap.id] = pluginMap;
|
---|
1085 | },
|
---|
1086 |
|
---|
1087 | enable: function () {
|
---|
1088 | enabledRegistry[this.map.id] = this;
|
---|
1089 | this.enabled = true;
|
---|
1090 |
|
---|
1091 | //Set flag mentioning that the module is enabling,
|
---|
1092 | //so that immediate calls to the defined callbacks
|
---|
1093 | //for dependencies do not trigger inadvertent load
|
---|
1094 | //with the depCount still being zero.
|
---|
1095 | this.enabling = true;
|
---|
1096 |
|
---|
1097 | //Enable each dependency
|
---|
1098 | each(this.depMaps, bind(this, function (depMap, i) {
|
---|
1099 | var id, mod, handler;
|
---|
1100 |
|
---|
1101 | if (typeof depMap === 'string') {
|
---|
1102 | //Dependency needs to be converted to a depMap
|
---|
1103 | //and wired up to this module.
|
---|
1104 | depMap = makeModuleMap(depMap,
|
---|
1105 | (this.map.isDefine ? this.map : this.map.parentMap),
|
---|
1106 | false,
|
---|
1107 | !this.skipMap);
|
---|
1108 | this.depMaps[i] = depMap;
|
---|
1109 |
|
---|
1110 | handler = getOwn(handlers, depMap.id);
|
---|
1111 |
|
---|
1112 | if (handler) {
|
---|
1113 | this.depExports[i] = handler(this);
|
---|
1114 | return;
|
---|
1115 | }
|
---|
1116 |
|
---|
1117 | this.depCount += 1;
|
---|
1118 |
|
---|
1119 | on(depMap, 'defined', bind(this, function (depExports) {
|
---|
1120 | this.defineDep(i, depExports);
|
---|
1121 | this.check();
|
---|
1122 | }));
|
---|
1123 |
|
---|
1124 | if (this.errback) {
|
---|
1125 | on(depMap, 'error', bind(this, this.errback));
|
---|
1126 | }
|
---|
1127 | }
|
---|
1128 |
|
---|
1129 | id = depMap.id;
|
---|
1130 | mod = registry[id];
|
---|
1131 |
|
---|
1132 | //Skip special modules like 'require', 'exports', 'module'
|
---|
1133 | //Also, don't call enable if it is already enabled,
|
---|
1134 | //important in circular dependency cases.
|
---|
1135 | if (!hasProp(handlers, id) && mod && !mod.enabled) {
|
---|
1136 | context.enable(depMap, this);
|
---|
1137 | }
|
---|
1138 | }));
|
---|
1139 |
|
---|
1140 | //Enable each plugin that is used in
|
---|
1141 | //a dependency
|
---|
1142 | eachProp(this.pluginMaps, bind(this, function (pluginMap) {
|
---|
1143 | var mod = getOwn(registry, pluginMap.id);
|
---|
1144 | if (mod && !mod.enabled) {
|
---|
1145 | context.enable(pluginMap, this);
|
---|
1146 | }
|
---|
1147 | }));
|
---|
1148 |
|
---|
1149 | this.enabling = false;
|
---|
1150 |
|
---|
1151 | this.check();
|
---|
1152 | },
|
---|
1153 |
|
---|
1154 | on: function (name, cb) {
|
---|
1155 | var cbs = this.events[name];
|
---|
1156 | if (!cbs) {
|
---|
1157 | cbs = this.events[name] = [];
|
---|
1158 | }
|
---|
1159 | cbs.push(cb);
|
---|
1160 | },
|
---|
1161 |
|
---|
1162 | emit: function (name, evt) {
|
---|
1163 | each(this.events[name], function (cb) {
|
---|
1164 | cb(evt);
|
---|
1165 | });
|
---|
1166 | if (name === 'error') {
|
---|
1167 | //Now that the error handler was triggered, remove
|
---|
1168 | //the listeners, since this broken Module instance
|
---|
1169 | //can stay around for a while in the registry.
|
---|
1170 | delete this.events[name];
|
---|
1171 | }
|
---|
1172 | }
|
---|
1173 | };
|
---|
1174 |
|
---|
1175 | function callGetModule(args) {
|
---|
1176 | //Skip modules already defined.
|
---|
1177 | if (!hasProp(defined, args[0])) {
|
---|
1178 | getModule(makeModuleMap(args[0], null, true)).init(args[1], args[2]);
|
---|
1179 | }
|
---|
1180 | }
|
---|
1181 |
|
---|
1182 | function removeListener(node, func, name, ieName) {
|
---|
1183 | //Favor detachEvent because of IE9
|
---|
1184 | //issue, see attachEvent/addEventListener comment elsewhere
|
---|
1185 | //in this file.
|
---|
1186 | if (node.detachEvent && !isOpera) {
|
---|
1187 | //Probably IE. If not it will throw an error, which will be
|
---|
1188 | //useful to know.
|
---|
1189 | if (ieName) {
|
---|
1190 | node.detachEvent(ieName, func);
|
---|
1191 | }
|
---|
1192 | } else {
|
---|
1193 | node.removeEventListener(name, func, false);
|
---|
1194 | }
|
---|
1195 | }
|
---|
1196 |
|
---|
1197 | /**
|
---|
1198 | * Given an event from a script node, get the requirejs info from it,
|
---|
1199 | * and then removes the event listeners on the node.
|
---|
1200 | * @param {Event} evt
|
---|
1201 | * @returns {Object}
|
---|
1202 | */
|
---|
1203 | function getScriptData(evt) {
|
---|
1204 | //Using currentTarget instead of target for Firefox 2.0's sake. Not
|
---|
1205 | //all old browsers will be supported, but this one was easy enough
|
---|
1206 | //to support and still makes sense.
|
---|
1207 | var node = evt.currentTarget || evt.srcElement;
|
---|
1208 |
|
---|
1209 | //Remove the listeners once here.
|
---|
1210 | removeListener(node, context.onScriptLoad, 'load', 'onreadystatechange');
|
---|
1211 | removeListener(node, context.onScriptError, 'error');
|
---|
1212 |
|
---|
1213 | return {
|
---|
1214 | node: node,
|
---|
1215 | id: node && node.getAttribute('data-requiremodule')
|
---|
1216 | };
|
---|
1217 | }
|
---|
1218 |
|
---|
1219 | function intakeDefines() {
|
---|
1220 | var args;
|
---|
1221 |
|
---|
1222 | //Any defined modules in the global queue, intake them now.
|
---|
1223 | takeGlobalQueue();
|
---|
1224 |
|
---|
1225 | //Make sure any remaining defQueue items get properly processed.
|
---|
1226 | while (defQueue.length) {
|
---|
1227 | args = defQueue.shift();
|
---|
1228 | if (args[0] === null) {
|
---|
1229 | return onError(makeError('mismatch', 'Mismatched anonymous define() module: ' + args[args.length - 1]));
|
---|
1230 | } else {
|
---|
1231 | //args are id, deps, factory. Should be normalized by the
|
---|
1232 | //define() function.
|
---|
1233 | callGetModule(args);
|
---|
1234 | }
|
---|
1235 | }
|
---|
1236 | }
|
---|
1237 |
|
---|
1238 | context = {
|
---|
1239 | config: config,
|
---|
1240 | contextName: contextName,
|
---|
1241 | registry: registry,
|
---|
1242 | defined: defined,
|
---|
1243 | urlFetched: urlFetched,
|
---|
1244 | defQueue: defQueue,
|
---|
1245 | Module: Module,
|
---|
1246 | makeModuleMap: makeModuleMap,
|
---|
1247 | nextTick: req.nextTick,
|
---|
1248 | onError: onError,
|
---|
1249 |
|
---|
1250 | /**
|
---|
1251 | * Set a configuration for the context.
|
---|
1252 | * @param {Object} cfg config object to integrate.
|
---|
1253 | */
|
---|
1254 | configure: function (cfg) {
|
---|
1255 | //Make sure the baseUrl ends in a slash.
|
---|
1256 | if (cfg.baseUrl) {
|
---|
1257 | if (cfg.baseUrl.charAt(cfg.baseUrl.length - 1) !== '/') {
|
---|
1258 | cfg.baseUrl += '/';
|
---|
1259 | }
|
---|
1260 | }
|
---|
1261 |
|
---|
1262 | //Save off the paths since they require special processing,
|
---|
1263 | //they are additive.
|
---|
1264 | var shim = config.shim,
|
---|
1265 | objs = {
|
---|
1266 | paths: true,
|
---|
1267 | bundles: true,
|
---|
1268 | config: true,
|
---|
1269 | map: true
|
---|
1270 | };
|
---|
1271 |
|
---|
1272 | eachProp(cfg, function (value, prop) {
|
---|
1273 | if (objs[prop]) {
|
---|
1274 | if (!config[prop]) {
|
---|
1275 | config[prop] = {};
|
---|
1276 | }
|
---|
1277 | mixin(config[prop], value, true, true);
|
---|
1278 | } else {
|
---|
1279 | config[prop] = value;
|
---|
1280 | }
|
---|
1281 | });
|
---|
1282 |
|
---|
1283 | //Reverse map the bundles
|
---|
1284 | if (cfg.bundles) {
|
---|
1285 | eachProp(cfg.bundles, function (value, prop) {
|
---|
1286 | each(value, function (v) {
|
---|
1287 | if (v !== prop) {
|
---|
1288 | bundlesMap[v] = prop;
|
---|
1289 | }
|
---|
1290 | });
|
---|
1291 | });
|
---|
1292 | }
|
---|
1293 |
|
---|
1294 | //Merge shim
|
---|
1295 | if (cfg.shim) {
|
---|
1296 | eachProp(cfg.shim, function (value, id) {
|
---|
1297 | //Normalize the structure
|
---|
1298 | if (isArray(value)) {
|
---|
1299 | value = {
|
---|
1300 | deps: value
|
---|
1301 | };
|
---|
1302 | }
|
---|
1303 | if ((value.exports || value.init) && !value.exportsFn) {
|
---|
1304 | value.exportsFn = context.makeShimExports(value);
|
---|
1305 | }
|
---|
1306 | shim[id] = value;
|
---|
1307 | });
|
---|
1308 | config.shim = shim;
|
---|
1309 | }
|
---|
1310 |
|
---|
1311 | //Adjust packages if necessary.
|
---|
1312 | if (cfg.packages) {
|
---|
1313 | each(cfg.packages, function (pkgObj) {
|
---|
1314 | var location, name;
|
---|
1315 |
|
---|
1316 | pkgObj = typeof pkgObj === 'string' ? { name: pkgObj } : pkgObj;
|
---|
1317 |
|
---|
1318 | name = pkgObj.name;
|
---|
1319 | location = pkgObj.location;
|
---|
1320 | if (location) {
|
---|
1321 | config.paths[name] = pkgObj.location;
|
---|
1322 | }
|
---|
1323 |
|
---|
1324 | //Save pointer to main module ID for pkg name.
|
---|
1325 | //Remove leading dot in main, so main paths are normalized,
|
---|
1326 | //and remove any trailing .js, since different package
|
---|
1327 | //envs have different conventions: some use a module name,
|
---|
1328 | //some use a file name.
|
---|
1329 | config.pkgs[name] = pkgObj.name + '/' + (pkgObj.main || 'main')
|
---|
1330 | .replace(currDirRegExp, '')
|
---|
1331 | .replace(jsSuffixRegExp, '');
|
---|
1332 | });
|
---|
1333 | }
|
---|
1334 |
|
---|
1335 | //If there are any "waiting to execute" modules in the registry,
|
---|
1336 | //update the maps for them, since their info, like URLs to load,
|
---|
1337 | //may have changed.
|
---|
1338 | eachProp(registry, function (mod, id) {
|
---|
1339 | //If module already has init called, since it is too
|
---|
1340 | //late to modify them, and ignore unnormalized ones
|
---|
1341 | //since they are transient.
|
---|
1342 | if (!mod.inited && !mod.map.unnormalized) {
|
---|
1343 | mod.map = makeModuleMap(id);
|
---|
1344 | }
|
---|
1345 | });
|
---|
1346 |
|
---|
1347 | //If a deps array or a config callback is specified, then call
|
---|
1348 | //require with those args. This is useful when require is defined as a
|
---|
1349 | //config object before require.js is loaded.
|
---|
1350 | if (cfg.deps || cfg.callback) {
|
---|
1351 | context.require(cfg.deps || [], cfg.callback);
|
---|
1352 | }
|
---|
1353 | },
|
---|
1354 |
|
---|
1355 | makeShimExports: function (value) {
|
---|
1356 | function fn() {
|
---|
1357 | var ret;
|
---|
1358 | if (value.init) {
|
---|
1359 | ret = value.init.apply(global, arguments);
|
---|
1360 | }
|
---|
1361 | return ret || (value.exports && getGlobal(value.exports));
|
---|
1362 | }
|
---|
1363 | return fn;
|
---|
1364 | },
|
---|
1365 |
|
---|
1366 | makeRequire: function (relMap, options) {
|
---|
1367 | options = options || {};
|
---|
1368 |
|
---|
1369 | function localRequire(deps, callback, errback) {
|
---|
1370 | var id, map, requireMod;
|
---|
1371 |
|
---|
1372 | if (options.enableBuildCallback && callback && isFunction(callback)) {
|
---|
1373 | callback.__requireJsBuild = true;
|
---|
1374 | }
|
---|
1375 |
|
---|
1376 | if (typeof deps === 'string') {
|
---|
1377 | if (isFunction(callback)) {
|
---|
1378 | //Invalid call
|
---|
1379 | return onError(makeError('requireargs', 'Invalid require call'), errback);
|
---|
1380 | }
|
---|
1381 |
|
---|
1382 | //If require|exports|module are requested, get the
|
---|
1383 | //value for them from the special handlers. Caveat:
|
---|
1384 | //this only works while module is being defined.
|
---|
1385 | if (relMap && hasProp(handlers, deps)) {
|
---|
1386 | return handlers[deps](registry[relMap.id]);
|
---|
1387 | }
|
---|
1388 |
|
---|
1389 | //Synchronous access to one module. If require.get is
|
---|
1390 | //available (as in the Node adapter), prefer that.
|
---|
1391 | if (req.get) {
|
---|
1392 | return req.get(context, deps, relMap, localRequire);
|
---|
1393 | }
|
---|
1394 |
|
---|
1395 | //Normalize module name, if it contains . or ..
|
---|
1396 | map = makeModuleMap(deps, relMap, false, true);
|
---|
1397 | id = map.id;
|
---|
1398 |
|
---|
1399 | if (!hasProp(defined, id)) {
|
---|
1400 | return onError(makeError('notloaded', 'Module name "' +
|
---|
1401 | id +
|
---|
1402 | '" has not been loaded yet for context: ' +
|
---|
1403 | contextName +
|
---|
1404 | (relMap ? '' : '. Use require([])')));
|
---|
1405 | }
|
---|
1406 | return defined[id];
|
---|
1407 | }
|
---|
1408 |
|
---|
1409 | //Grab defines waiting in the global queue.
|
---|
1410 | intakeDefines();
|
---|
1411 |
|
---|
1412 | //Mark all the dependencies as needing to be loaded.
|
---|
1413 | context.nextTick(function () {
|
---|
1414 | //Some defines could have been added since the
|
---|
1415 | //require call, collect them.
|
---|
1416 | intakeDefines();
|
---|
1417 |
|
---|
1418 | requireMod = getModule(makeModuleMap(null, relMap));
|
---|
1419 |
|
---|
1420 | //Store if map config should be applied to this require
|
---|
1421 | //call for dependencies.
|
---|
1422 | requireMod.skipMap = options.skipMap;
|
---|
1423 |
|
---|
1424 | requireMod.init(deps, callback, errback, {
|
---|
1425 | enabled: true
|
---|
1426 | });
|
---|
1427 |
|
---|
1428 | checkLoaded();
|
---|
1429 | });
|
---|
1430 |
|
---|
1431 | return localRequire;
|
---|
1432 | }
|
---|
1433 |
|
---|
1434 | mixin(localRequire, {
|
---|
1435 | isBrowser: isBrowser,
|
---|
1436 |
|
---|
1437 | /**
|
---|
1438 | * Converts a module name + .extension into an URL path.
|
---|
1439 | * *Requires* the use of a module name. It does not support using
|
---|
1440 | * plain URLs like nameToUrl.
|
---|
1441 | */
|
---|
1442 | toUrl: function (moduleNamePlusExt) {
|
---|
1443 | var ext,
|
---|
1444 | index = moduleNamePlusExt.lastIndexOf('.'),
|
---|
1445 | segment = moduleNamePlusExt.split('/')[0],
|
---|
1446 | isRelative = segment === '.' || segment === '..';
|
---|
1447 |
|
---|
1448 | //Have a file extension alias, and it is not the
|
---|
1449 | //dots from a relative path.
|
---|
1450 | if (index !== -1 && (!isRelative || index > 1)) {
|
---|
1451 | ext = moduleNamePlusExt.substring(index, moduleNamePlusExt.length);
|
---|
1452 | moduleNamePlusExt = moduleNamePlusExt.substring(0, index);
|
---|
1453 | }
|
---|
1454 |
|
---|
1455 | return context.nameToUrl(normalize(moduleNamePlusExt,
|
---|
1456 | relMap && relMap.id, true), ext, true);
|
---|
1457 | },
|
---|
1458 |
|
---|
1459 | defined: function (id) {
|
---|
1460 | return hasProp(defined, makeModuleMap(id, relMap, false, true).id);
|
---|
1461 | },
|
---|
1462 |
|
---|
1463 | specified: function (id) {
|
---|
1464 | id = makeModuleMap(id, relMap, false, true).id;
|
---|
1465 | return hasProp(defined, id) || hasProp(registry, id);
|
---|
1466 | }
|
---|
1467 | });
|
---|
1468 |
|
---|
1469 | //Only allow undef on top level require calls
|
---|
1470 | if (!relMap) {
|
---|
1471 | localRequire.undef = function (id) {
|
---|
1472 | //Bind any waiting define() calls to this context,
|
---|
1473 | //fix for #408
|
---|
1474 | takeGlobalQueue();
|
---|
1475 |
|
---|
1476 | var map = makeModuleMap(id, relMap, true),
|
---|
1477 | mod = getOwn(registry, id);
|
---|
1478 |
|
---|
1479 | removeScript(id);
|
---|
1480 |
|
---|
1481 | delete defined[id];
|
---|
1482 | delete urlFetched[map.url];
|
---|
1483 | delete undefEvents[id];
|
---|
1484 |
|
---|
1485 | //Clean queued defines too. Go backwards
|
---|
1486 | //in array so that the splices do not
|
---|
1487 | //mess up the iteration.
|
---|
1488 | eachReverse(defQueue, function(args, i) {
|
---|
1489 | if(args[0] === id) {
|
---|
1490 | defQueue.splice(i, 1);
|
---|
1491 | }
|
---|
1492 | });
|
---|
1493 |
|
---|
1494 | if (mod) {
|
---|
1495 | //Hold on to listeners in case the
|
---|
1496 | //module will be attempted to be reloaded
|
---|
1497 | //using a different config.
|
---|
1498 | if (mod.events.defined) {
|
---|
1499 | undefEvents[id] = mod.events;
|
---|
1500 | }
|
---|
1501 |
|
---|
1502 | cleanRegistry(id);
|
---|
1503 | }
|
---|
1504 | };
|
---|
1505 | }
|
---|
1506 |
|
---|
1507 | return localRequire;
|
---|
1508 | },
|
---|
1509 |
|
---|
1510 | /**
|
---|
1511 | * Called to enable a module if it is still in the registry
|
---|
1512 | * awaiting enablement. A second arg, parent, the parent module,
|
---|
1513 | * is passed in for context, when this method is overridden by
|
---|
1514 | * the optimizer. Not shown here to keep code compact.
|
---|
1515 | */
|
---|
1516 | enable: function (depMap) {
|
---|
1517 | var mod = getOwn(registry, depMap.id);
|
---|
1518 | if (mod) {
|
---|
1519 | getModule(depMap).enable();
|
---|
1520 | }
|
---|
1521 | },
|
---|
1522 |
|
---|
1523 | /**
|
---|
1524 | * Internal method used by environment adapters to complete a load event.
|
---|
1525 | * A load event could be a script load or just a load pass from a synchronous
|
---|
1526 | * load call.
|
---|
1527 | * @param {String} moduleName the name of the module to potentially complete.
|
---|
1528 | */
|
---|
1529 | completeLoad: function (moduleName) {
|
---|
1530 | var found, args, mod,
|
---|
1531 | shim = getOwn(config.shim, moduleName) || {},
|
---|
1532 | shExports = shim.exports;
|
---|
1533 |
|
---|
1534 | takeGlobalQueue();
|
---|
1535 |
|
---|
1536 | while (defQueue.length) {
|
---|
1537 | args = defQueue.shift();
|
---|
1538 | if (args[0] === null) {
|
---|
1539 | args[0] = moduleName;
|
---|
1540 | //If already found an anonymous module and bound it
|
---|
1541 | //to this name, then this is some other anon module
|
---|
1542 | //waiting for its completeLoad to fire.
|
---|
1543 | if (found) {
|
---|
1544 | break;
|
---|
1545 | }
|
---|
1546 | found = true;
|
---|
1547 | } else if (args[0] === moduleName) {
|
---|
1548 | //Found matching define call for this script!
|
---|
1549 | found = true;
|
---|
1550 | }
|
---|
1551 |
|
---|
1552 | callGetModule(args);
|
---|
1553 | }
|
---|
1554 |
|
---|
1555 | //Do this after the cycle of callGetModule in case the result
|
---|
1556 | //of those calls/init calls changes the registry.
|
---|
1557 | mod = getOwn(registry, moduleName);
|
---|
1558 |
|
---|
1559 | if (!found && !hasProp(defined, moduleName) && mod && !mod.inited) {
|
---|
1560 | if (config.enforceDefine && (!shExports || !getGlobal(shExports))) {
|
---|
1561 | if (hasPathFallback(moduleName)) {
|
---|
1562 | return;
|
---|
1563 | } else {
|
---|
1564 | return onError(makeError('nodefine',
|
---|
1565 | 'No define call for ' + moduleName,
|
---|
1566 | null,
|
---|
1567 | [moduleName]));
|
---|
1568 | }
|
---|
1569 | } else {
|
---|
1570 | //A script that does not call define(), so just simulate
|
---|
1571 | //the call for it.
|
---|
1572 | callGetModule([moduleName, (shim.deps || []), shim.exportsFn]);
|
---|
1573 | }
|
---|
1574 | }
|
---|
1575 |
|
---|
1576 | checkLoaded();
|
---|
1577 | },
|
---|
1578 |
|
---|
1579 | /**
|
---|
1580 | * Converts a module name to a file path. Supports cases where
|
---|
1581 | * moduleName may actually be just an URL.
|
---|
1582 | * Note that it **does not** call normalize on the moduleName,
|
---|
1583 | * it is assumed to have already been normalized. This is an
|
---|
1584 | * internal API, not a public one. Use toUrl for the public API.
|
---|
1585 | */
|
---|
1586 | nameToUrl: function (moduleName, ext, skipExt) {
|
---|
1587 | var paths, syms, i, parentModule, url,
|
---|
1588 | parentPath, bundleId,
|
---|
1589 | pkgMain = getOwn(config.pkgs, moduleName);
|
---|
1590 |
|
---|
1591 | if (pkgMain) {
|
---|
1592 | moduleName = pkgMain;
|
---|
1593 | }
|
---|
1594 |
|
---|
1595 | bundleId = getOwn(bundlesMap, moduleName);
|
---|
1596 |
|
---|
1597 | if (bundleId) {
|
---|
1598 | return context.nameToUrl(bundleId, ext, skipExt);
|
---|
1599 | }
|
---|
1600 |
|
---|
1601 | //If a colon is in the URL, it indicates a protocol is used and it is just
|
---|
1602 | //an URL to a file, or if it starts with a slash, contains a query arg (i.e. ?)
|
---|
1603 | //or ends with .js, then assume the user meant to use an url and not a module id.
|
---|
1604 | //The slash is important for protocol-less URLs as well as full paths.
|
---|
1605 | if (req.jsExtRegExp.test(moduleName)) {
|
---|
1606 | //Just a plain path, not module name lookup, so just return it.
|
---|
1607 | //Add extension if it is included. This is a bit wonky, only non-.js things pass
|
---|
1608 | //an extension, this method probably needs to be reworked.
|
---|
1609 | url = moduleName + (ext || '');
|
---|
1610 | } else {
|
---|
1611 | //A module that needs to be converted to a path.
|
---|
1612 | paths = config.paths;
|
---|
1613 |
|
---|
1614 | syms = moduleName.split('/');
|
---|
1615 | //For each module name segment, see if there is a path
|
---|
1616 | //registered for it. Start with most specific name
|
---|
1617 | //and work up from it.
|
---|
1618 | for (i = syms.length; i > 0; i -= 1) {
|
---|
1619 | parentModule = syms.slice(0, i).join('/');
|
---|
1620 |
|
---|
1621 | parentPath = getOwn(paths, parentModule);
|
---|
1622 | if (parentPath) {
|
---|
1623 | //If an array, it means there are a few choices,
|
---|
1624 | //Choose the one that is desired
|
---|
1625 | if (isArray(parentPath)) {
|
---|
1626 | parentPath = parentPath[0];
|
---|
1627 | }
|
---|
1628 | syms.splice(0, i, parentPath);
|
---|
1629 | break;
|
---|
1630 | }
|
---|
1631 | }
|
---|
1632 |
|
---|
1633 | //Join the path parts together, then figure out if baseUrl is needed.
|
---|
1634 | url = syms.join('/');
|
---|
1635 | url += (ext || (/^data\:|\?/.test(url) || skipExt ? '' : '.js'));
|
---|
1636 | url = (url.charAt(0) === '/' || url.match(/^[\w\+\.\-]+:/) ? '' : config.baseUrl) + url;
|
---|
1637 | }
|
---|
1638 |
|
---|
1639 | return config.urlArgs ? url +
|
---|
1640 | ((url.indexOf('?') === -1 ? '?' : '&') +
|
---|
1641 | config.urlArgs) : url;
|
---|
1642 | },
|
---|
1643 |
|
---|
1644 | //Delegates to req.load. Broken out as a separate function to
|
---|
1645 | //allow overriding in the optimizer.
|
---|
1646 | load: function (id, url) {
|
---|
1647 | req.load(context, id, url);
|
---|
1648 | },
|
---|
1649 |
|
---|
1650 | /**
|
---|
1651 | * Executes a module callback function. Broken out as a separate function
|
---|
1652 | * solely to allow the build system to sequence the files in the built
|
---|
1653 | * layer in the right sequence.
|
---|
1654 | *
|
---|
1655 | * @private
|
---|
1656 | */
|
---|
1657 | execCb: function (name, callback, args, exports) {
|
---|
1658 | return callback.apply(exports, args);
|
---|
1659 | },
|
---|
1660 |
|
---|
1661 | /**
|
---|
1662 | * callback for script loads, used to check status of loading.
|
---|
1663 | *
|
---|
1664 | * @param {Event} evt the event from the browser for the script
|
---|
1665 | * that was loaded.
|
---|
1666 | */
|
---|
1667 | onScriptLoad: function (evt) {
|
---|
1668 | //Using currentTarget instead of target for Firefox 2.0's sake. Not
|
---|
1669 | //all old browsers will be supported, but this one was easy enough
|
---|
1670 | //to support and still makes sense.
|
---|
1671 | if (evt.type === 'load' ||
|
---|
1672 | (readyRegExp.test((evt.currentTarget || evt.srcElement).readyState))) {
|
---|
1673 | //Reset interactive script so a script node is not held onto for
|
---|
1674 | //to long.
|
---|
1675 | interactiveScript = null;
|
---|
1676 |
|
---|
1677 | //Pull out the name of the module and the context.
|
---|
1678 | var data = getScriptData(evt);
|
---|
1679 | context.completeLoad(data.id);
|
---|
1680 | }
|
---|
1681 | },
|
---|
1682 |
|
---|
1683 | /**
|
---|
1684 | * Callback for script errors.
|
---|
1685 | */
|
---|
1686 | onScriptError: function (evt) {
|
---|
1687 | var data = getScriptData(evt);
|
---|
1688 | if (!hasPathFallback(data.id)) {
|
---|
1689 | return onError(makeError('scripterror', 'Script error for: ' + data.id, evt, [data.id]));
|
---|
1690 | }
|
---|
1691 | }
|
---|
1692 | };
|
---|
1693 |
|
---|
1694 | context.require = context.makeRequire();
|
---|
1695 | return context;
|
---|
1696 | }
|
---|
1697 |
|
---|
1698 | /**
|
---|
1699 | * Main entry point.
|
---|
1700 | *
|
---|
1701 | * If the only argument to require is a string, then the module that
|
---|
1702 | * is represented by that string is fetched for the appropriate context.
|
---|
1703 | *
|
---|
1704 | * If the first argument is an array, then it will be treated as an array
|
---|
1705 | * of dependency string names to fetch. An optional function callback can
|
---|
1706 | * be specified to execute when all of those dependencies are available.
|
---|
1707 | *
|
---|
1708 | * Make a local req variable to help Caja compliance (it assumes things
|
---|
1709 | * on a require that are not standardized), and to give a short
|
---|
1710 | * name for minification/local scope use.
|
---|
1711 | */
|
---|
1712 | req = requirejs = function (deps, callback, errback, optional) {
|
---|
1713 |
|
---|
1714 | //Find the right context, use default
|
---|
1715 | var context, config,
|
---|
1716 | contextName = defContextName;
|
---|
1717 |
|
---|
1718 | // Determine if have config object in the call.
|
---|
1719 | if (!isArray(deps) && typeof deps !== 'string') {
|
---|
1720 | // deps is a config object
|
---|
1721 | config = deps;
|
---|
1722 | if (isArray(callback)) {
|
---|
1723 | // Adjust args if there are dependencies
|
---|
1724 | deps = callback;
|
---|
1725 | callback = errback;
|
---|
1726 | errback = optional;
|
---|
1727 | } else {
|
---|
1728 | deps = [];
|
---|
1729 | }
|
---|
1730 | }
|
---|
1731 |
|
---|
1732 | if (config && config.context) {
|
---|
1733 | contextName = config.context;
|
---|
1734 | }
|
---|
1735 |
|
---|
1736 | context = getOwn(contexts, contextName);
|
---|
1737 | if (!context) {
|
---|
1738 | context = contexts[contextName] = req.s.newContext(contextName);
|
---|
1739 | }
|
---|
1740 |
|
---|
1741 | if (config) {
|
---|
1742 | context.configure(config);
|
---|
1743 | }
|
---|
1744 |
|
---|
1745 | return context.require(deps, callback, errback);
|
---|
1746 | };
|
---|
1747 |
|
---|
1748 | /**
|
---|
1749 | * Support require.config() to make it easier to cooperate with other
|
---|
1750 | * AMD loaders on globally agreed names.
|
---|
1751 | */
|
---|
1752 | req.config = function (config) {
|
---|
1753 | return req(config);
|
---|
1754 | };
|
---|
1755 |
|
---|
1756 | /**
|
---|
1757 | * Execute something after the current tick
|
---|
1758 | * of the event loop. Override for other envs
|
---|
1759 | * that have a better solution than setTimeout.
|
---|
1760 | * @param {Function} fn function to execute later.
|
---|
1761 | */
|
---|
1762 | req.nextTick = typeof setTimeout !== 'undefined' ? function (fn) {
|
---|
1763 | setTimeout(fn, 4);
|
---|
1764 | } : function (fn) { fn(); };
|
---|
1765 |
|
---|
1766 | /**
|
---|
1767 | * Export require as a global, but only if it does not already exist.
|
---|
1768 | */
|
---|
1769 | if (!require) {
|
---|
1770 | require = req;
|
---|
1771 | }
|
---|
1772 |
|
---|
1773 | req.version = version;
|
---|
1774 |
|
---|
1775 | //Used to filter out dependencies that are already paths.
|
---|
1776 | req.jsExtRegExp = /^\/|:|\?|\.js$/;
|
---|
1777 | req.isBrowser = isBrowser;
|
---|
1778 | s = req.s = {
|
---|
1779 | contexts: contexts,
|
---|
1780 | newContext: newContext
|
---|
1781 | };
|
---|
1782 |
|
---|
1783 | //Create default context.
|
---|
1784 | req({});
|
---|
1785 |
|
---|
1786 | //Exports some context-sensitive methods on global require.
|
---|
1787 | each([
|
---|
1788 | 'toUrl',
|
---|
1789 | 'undef',
|
---|
1790 | 'defined',
|
---|
1791 | 'specified'
|
---|
1792 | ], function (prop) {
|
---|
1793 | //Reference from contexts instead of early binding to default context,
|
---|
1794 | //so that during builds, the latest instance of the default context
|
---|
1795 | //with its config gets used.
|
---|
1796 | req[prop] = function () {
|
---|
1797 | var ctx = contexts[defContextName];
|
---|
1798 | return ctx.require[prop].apply(ctx, arguments);
|
---|
1799 | };
|
---|
1800 | });
|
---|
1801 |
|
---|
1802 | if (isBrowser) {
|
---|
1803 | head = s.head = document.getElementsByTagName('head')[0];
|
---|
1804 | //If BASE tag is in play, using appendChild is a problem for IE6.
|
---|
1805 | //When that browser dies, this can be removed. Details in this jQuery bug:
|
---|
1806 | //http://dev.jquery.com/ticket/2709
|
---|
1807 | baseElement = document.getElementsByTagName('base')[0];
|
---|
1808 | if (baseElement) {
|
---|
1809 | head = s.head = baseElement.parentNode;
|
---|
1810 | }
|
---|
1811 | }
|
---|
1812 |
|
---|
1813 | /**
|
---|
1814 | * Any errors that require explicitly generates will be passed to this
|
---|
1815 | * function. Intercept/override it if you want custom error handling.
|
---|
1816 | * @param {Error} err the error object.
|
---|
1817 | */
|
---|
1818 | req.onError = defaultOnError;
|
---|
1819 |
|
---|
1820 | /**
|
---|
1821 | * Creates the node for the load command. Only used in browser envs.
|
---|
1822 | */
|
---|
1823 | req.createNode = function (config, moduleName, url) {
|
---|
1824 | var node = config.xhtml ?
|
---|
1825 | document.createElementNS('http://www.w3.org/1999/xhtml', 'html:script') :
|
---|
1826 | document.createElement('script');
|
---|
1827 | node.type = config.scriptType || 'text/javascript';
|
---|
1828 | node.charset = 'utf-8';
|
---|
1829 | node.async = true;
|
---|
1830 | return node;
|
---|
1831 | };
|
---|
1832 |
|
---|
1833 | /**
|
---|
1834 | * Does the request to load a module for the browser case.
|
---|
1835 | * Make this a separate function to allow other environments
|
---|
1836 | * to override it.
|
---|
1837 | *
|
---|
1838 | * @param {Object} context the require context to find state.
|
---|
1839 | * @param {String} moduleName the name of the module.
|
---|
1840 | * @param {Object} url the URL to the module.
|
---|
1841 | */
|
---|
1842 | req.load = function (context, moduleName, url) {
|
---|
1843 | var config = (context && context.config) || {},
|
---|
1844 | node;
|
---|
1845 | if (isBrowser) {
|
---|
1846 | //In the browser so use a script tag
|
---|
1847 | node = req.createNode(config, moduleName, url);
|
---|
1848 |
|
---|
1849 | node.setAttribute('data-requirecontext', context.contextName);
|
---|
1850 | node.setAttribute('data-requiremodule', moduleName);
|
---|
1851 |
|
---|
1852 | //Set up load listener. Test attachEvent first because IE9 has
|
---|
1853 | //a subtle issue in its addEventListener and script onload firings
|
---|
1854 | //that do not match the behavior of all other browsers with
|
---|
1855 | //addEventListener support, which fire the onload event for a
|
---|
1856 | //script right after the script execution. See:
|
---|
1857 | //https://connect.microsoft.com/IE/feedback/details/648057/script-onload-event-is-not-fired-immediately-after-script-execution
|
---|
1858 | //UNFORTUNATELY Opera implements attachEvent but does not follow the script
|
---|
1859 | //script execution mode.
|
---|
1860 | if (node.attachEvent &&
|
---|
1861 | //Check if node.attachEvent is artificially added by custom script or
|
---|
1862 | //natively supported by browser
|
---|
1863 | //read https://github.com/jrburke/requirejs/issues/187
|
---|
1864 | //if we can NOT find [native code] then it must NOT natively supported.
|
---|
1865 | //in IE8, node.attachEvent does not have toString()
|
---|
1866 | //Note the test for "[native code" with no closing brace, see:
|
---|
1867 | //https://github.com/jrburke/requirejs/issues/273
|
---|
1868 | !(node.attachEvent.toString && node.attachEvent.toString().indexOf('[native code') < 0) &&
|
---|
1869 | !isOpera) {
|
---|
1870 | //Probably IE. IE (at least 6-8) do not fire
|
---|
1871 | //script onload right after executing the script, so
|
---|
1872 | //we cannot tie the anonymous define call to a name.
|
---|
1873 | //However, IE reports the script as being in 'interactive'
|
---|
1874 | //readyState at the time of the define call.
|
---|
1875 | useInteractive = true;
|
---|
1876 |
|
---|
1877 | node.attachEvent('onreadystatechange', context.onScriptLoad);
|
---|
1878 | //It would be great to add an error handler here to catch
|
---|
1879 | //404s in IE9+. However, onreadystatechange will fire before
|
---|
1880 | //the error handler, so that does not help. If addEventListener
|
---|
1881 | //is used, then IE will fire error before load, but we cannot
|
---|
1882 | //use that pathway given the connect.microsoft.com issue
|
---|
1883 | //mentioned above about not doing the 'script execute,
|
---|
1884 | //then fire the script load event listener before execute
|
---|
1885 | //next script' that other browsers do.
|
---|
1886 | //Best hope: IE10 fixes the issues,
|
---|
1887 | //and then destroys all installs of IE 6-9.
|
---|
1888 | //node.attachEvent('onerror', context.onScriptError);
|
---|
1889 | } else {
|
---|
1890 | node.addEventListener('load', context.onScriptLoad, false);
|
---|
1891 | node.addEventListener('error', context.onScriptError, false);
|
---|
1892 | }
|
---|
1893 | node.src = url;
|
---|
1894 |
|
---|
1895 | //For some cache cases in IE 6-8, the script executes before the end
|
---|
1896 | //of the appendChild execution, so to tie an anonymous define
|
---|
1897 | //call to the module name (which is stored on the node), hold on
|
---|
1898 | //to a reference to this node, but clear after the DOM insertion.
|
---|
1899 | currentlyAddingScript = node;
|
---|
1900 | if (baseElement) {
|
---|
1901 | head.insertBefore(node, baseElement);
|
---|
1902 | } else {
|
---|
1903 | head.appendChild(node);
|
---|
1904 | }
|
---|
1905 | currentlyAddingScript = null;
|
---|
1906 |
|
---|
1907 | return node;
|
---|
1908 | } else if (isWebWorker) {
|
---|
1909 | try {
|
---|
1910 | //In a web worker, use importScripts. This is not a very
|
---|
1911 | //efficient use of importScripts, importScripts will block until
|
---|
1912 | //its script is downloaded and evaluated. However, if web workers
|
---|
1913 | //are in play, the expectation that a build has been done so that
|
---|
1914 | //only one script needs to be loaded anyway. This may need to be
|
---|
1915 | //reevaluated if other use cases become common.
|
---|
1916 | importScripts(url);
|
---|
1917 |
|
---|
1918 | //Account for anonymous modules
|
---|
1919 | context.completeLoad(moduleName);
|
---|
1920 | } catch (e) {
|
---|
1921 | context.onError(makeError('importscripts',
|
---|
1922 | 'importScripts failed for ' +
|
---|
1923 | moduleName + ' at ' + url,
|
---|
1924 | e,
|
---|
1925 | [moduleName]));
|
---|
1926 | }
|
---|
1927 | }
|
---|
1928 | };
|
---|
1929 |
|
---|
1930 | function getInteractiveScript() {
|
---|
1931 | if (interactiveScript && interactiveScript.readyState === 'interactive') {
|
---|
1932 | return interactiveScript;
|
---|
1933 | }
|
---|
1934 |
|
---|
1935 | eachReverse(scripts(), function (script) {
|
---|
1936 | if (script.readyState === 'interactive') {
|
---|
1937 | return (interactiveScript = script);
|
---|
1938 | }
|
---|
1939 | });
|
---|
1940 | return interactiveScript;
|
---|
1941 | }
|
---|
1942 |
|
---|
1943 | //Look for a data-main script attribute, which could also adjust the baseUrl.
|
---|
1944 | if (isBrowser && !cfg.skipDataMain) {
|
---|
1945 | //Figure out baseUrl. Get it from the script tag with require.js in it.
|
---|
1946 | eachReverse(scripts(), function (script) {
|
---|
1947 | //Set the 'head' where we can append children by
|
---|
1948 | //using the script's parent.
|
---|
1949 | if (!head) {
|
---|
1950 | head = script.parentNode;
|
---|
1951 | }
|
---|
1952 |
|
---|
1953 | //Look for a data-main attribute to set main script for the page
|
---|
1954 | //to load. If it is there, the path to data main becomes the
|
---|
1955 | //baseUrl, if it is not already set.
|
---|
1956 | dataMain = script.getAttribute('data-main');
|
---|
1957 | if (dataMain) {
|
---|
1958 | //Preserve dataMain in case it is a path (i.e. contains '?')
|
---|
1959 | mainScript = dataMain;
|
---|
1960 |
|
---|
1961 | //Set final baseUrl if there is not already an explicit one.
|
---|
1962 | if (!cfg.baseUrl) {
|
---|
1963 | //Pull off the directory of data-main for use as the
|
---|
1964 | //baseUrl.
|
---|
1965 | src = mainScript.split('/');
|
---|
1966 | mainScript = src.pop();
|
---|
1967 | subPath = src.length ? src.join('/') + '/' : './';
|
---|
1968 |
|
---|
1969 | cfg.baseUrl = subPath;
|
---|
1970 | }
|
---|
1971 |
|
---|
1972 | //Strip off any trailing .js since mainScript is now
|
---|
1973 | //like a module name.
|
---|
1974 | mainScript = mainScript.replace(jsSuffixRegExp, '');
|
---|
1975 |
|
---|
1976 | //If mainScript is still a path, fall back to dataMain
|
---|
1977 | if (req.jsExtRegExp.test(mainScript)) {
|
---|
1978 | mainScript = dataMain;
|
---|
1979 | }
|
---|
1980 |
|
---|
1981 | //Put the data-main script in the files to load.
|
---|
1982 | cfg.deps = cfg.deps ? cfg.deps.concat(mainScript) : [mainScript];
|
---|
1983 |
|
---|
1984 | return true;
|
---|
1985 | }
|
---|
1986 | });
|
---|
1987 | }
|
---|
1988 |
|
---|
1989 | /**
|
---|
1990 | * The function that handles definitions of modules. Differs from
|
---|
1991 | * require() in that a string for the module should be the first argument,
|
---|
1992 | * and the function to execute after dependencies are loaded should
|
---|
1993 | * return a value to define the module corresponding to the first argument's
|
---|
1994 | * name.
|
---|
1995 | */
|
---|
1996 | define = function (name, deps, callback) {
|
---|
1997 | var node, context;
|
---|
1998 |
|
---|
1999 | //Allow for anonymous modules
|
---|
2000 | if (typeof name !== 'string') {
|
---|
2001 | //Adjust args appropriately
|
---|
2002 | callback = deps;
|
---|
2003 | deps = name;
|
---|
2004 | name = null;
|
---|
2005 | }
|
---|
2006 |
|
---|
2007 | //This module may not have dependencies
|
---|
2008 | if (!isArray(deps)) {
|
---|
2009 | callback = deps;
|
---|
2010 | deps = null;
|
---|
2011 | }
|
---|
2012 |
|
---|
2013 | //If no name, and callback is a function, then figure out if it a
|
---|
2014 | //CommonJS thing with dependencies.
|
---|
2015 | if (!deps && isFunction(callback)) {
|
---|
2016 | deps = [];
|
---|
2017 | //Remove comments from the callback string,
|
---|
2018 | //look for require calls, and pull them into the dependencies,
|
---|
2019 | //but only if there are function args.
|
---|
2020 | if (callback.length) {
|
---|
2021 | callback
|
---|
2022 | .toString()
|
---|
2023 | .replace(commentRegExp, '')
|
---|
2024 | .replace(cjsRequireRegExp, function (match, dep) {
|
---|
2025 | deps.push(dep);
|
---|
2026 | });
|
---|
2027 |
|
---|
2028 | //May be a CommonJS thing even without require calls, but still
|
---|
2029 | //could use exports, and module. Avoid doing exports and module
|
---|
2030 | //work though if it just needs require.
|
---|
2031 | //REQUIRES the function to expect the CommonJS variables in the
|
---|
2032 | //order listed below.
|
---|
2033 | deps = (callback.length === 1 ? ['require'] : ['require', 'exports', 'module']).concat(deps);
|
---|
2034 | }
|
---|
2035 | }
|
---|
2036 |
|
---|
2037 | //If in IE 6-8 and hit an anonymous define() call, do the interactive
|
---|
2038 | //work.
|
---|
2039 | if (useInteractive) {
|
---|
2040 | node = currentlyAddingScript || getInteractiveScript();
|
---|
2041 | if (node) {
|
---|
2042 | if (!name) {
|
---|
2043 | name = node.getAttribute('data-requiremodule');
|
---|
2044 | }
|
---|
2045 | context = contexts[node.getAttribute('data-requirecontext')];
|
---|
2046 | }
|
---|
2047 | }
|
---|
2048 |
|
---|
2049 | //Always save off evaluating the def call until the script onload handler.
|
---|
2050 | //This allows multiple modules to be in a file without prematurely
|
---|
2051 | //tracing dependencies, and allows for anonymous module support,
|
---|
2052 | //where the module name is not known until the script onload event
|
---|
2053 | //occurs. If no context, use the global queue, and get it processed
|
---|
2054 | //in the onscript load callback.
|
---|
2055 | (context ? context.defQueue : globalDefQueue).push([name, deps, callback]);
|
---|
2056 | };
|
---|
2057 |
|
---|
2058 | define.amd = {
|
---|
2059 | jQuery: true
|
---|
2060 | };
|
---|
2061 |
|
---|
2062 |
|
---|
2063 | /**
|
---|
2064 | * Executes the text. Normally just uses eval, but can be modified
|
---|
2065 | * to use a better, environment-specific call. Only used for transpiling
|
---|
2066 | * loader plugins, not for plain JS modules.
|
---|
2067 | * @param {String} text the text to execute/evaluate.
|
---|
2068 | */
|
---|
2069 | req.exec = function (text) {
|
---|
2070 | /*jslint evil: true */
|
---|
2071 | return eval(text);
|
---|
2072 | };
|
---|
2073 |
|
---|
2074 | //Set up with config info.
|
---|
2075 | req(cfg);
|
---|
2076 | }(this)); |
---|