├── README.md ├── css ├── ec.css └── reset.css ├── index.html └── js ├── dragEcharts.js ├── ec.js ├── echarts ├── echarts.js └── esl.js ├── jquery-1.10.2.min.js └── options.js /README.md: -------------------------------------------------------------------------------- 1 | 2 | ## 走进数据可视化及其配置 3 | 4 | #### 最终展示效果图 5 | > ![](https://static.oschina.net/uploads/space/2016/1123/152524_qRhv_2912341.png) 6 | 7 | #### 流程图 8 | > ![](https://static.oschina.net/uploads/space/2016/1123/153056_qMzC_2912341.png) 9 | 10 | 11 | ---- 12 | 13 | + ### 可视化组件 14 | 15 | - `组件配置` —> `组件库` 16 | 17 | ---- 18 | 19 | + ### 可视化界面 20 | 21 | - `页面配置` —> `界面` —> `展示组件库` 22 | 23 | - `组件配置栏` —> `微调组件` —> `填充界面` —> `产出最后的界面` 24 | 25 | ---- 26 | 27 | #### 组件公共样式渲染协议 28 | 29 | ``` JavaScript 30 | // 公共样式 31 | var _COMMON_ = { 32 | // 标题 33 | title : { 34 | x:'center', 35 | y:'top', 36 | textStyle:{ 37 | fontSize:16, 38 | color: '#FFF' 39 | }, 40 | subtextStyle:{ 41 | fontSize:13 42 | } 43 | }, 44 | // 图示 45 | legend: { 46 | show: true, 47 | orient: 'vertical', 48 | x: 'left', 49 | y: 'top', 50 | textStyle: { 51 | color: '#FFF', 52 | fontSize: 13 53 | }, 54 | }, 55 | // 提示框 56 | tooltip: { 57 | trigger: 'axis', 58 | } 59 | } 60 | 61 | ``` 62 | 63 | #### 私有属性渲染协议 64 | 65 | ``` JavaScript 66 | // 饼图 67 | { 68 | title : { 69 | text: '组件配置测试版本', 70 | subtext: '作者:强大大', 71 | }, 72 | legend: { 73 | data: ['直接访问', '邮件营销', '联盟广告'] 74 | }, 75 | series: [ 76 | { 77 | name: '访问来源', 78 | type: 'pie', 79 | center: ['50%', '50%'], 80 | radius: ['30%', '45%'], 81 | itemStyle: { 82 | normal: { 83 | label: { 84 | formatter: "{b}" + " : " + "{c} ( {d}% )", 85 | }, 86 | labelLine: { 87 | show: true 88 | } 89 | } 90 | }, 91 | // 数据源 92 | data: [ 93 | { 94 | value: 335, 95 | name: '直接访问' 96 | }, 97 | { 98 | value: 310, 99 | name: '邮件营销' 100 | }, 101 | { 102 | value: 234, 103 | name: '联盟广告' 104 | }, 105 | ] 106 | } 107 | ] 108 | }; 109 | 110 | // 折线图 111 | { 112 | tooltip: { 113 | show: true 114 | }, 115 | title: { 116 | text: '折线图配置', 117 | subtext: '作者:强大大' 118 | }, 119 | legend: { 120 | data: ['2015迁徙人数', '2016迁徙人数'] 121 | }, 122 | grid: { 123 | x: 56, 124 | y: 60, 125 | x2: 60, 126 | y2: 33, 127 | }, 128 | xAxis: [{ 129 | type: 'category', 130 | axisTick: { 131 | show: false 132 | }, 133 | splitLine: false, 134 | data: ['1月', '2月', '3月', '4月', '5月', '6月', '7月', '8月', '9月', '10月', '11月', '12月'], 135 | axisLabel: { 136 | textStyle: { 137 | color: '#b4effe', 138 | fontSize: '10px', 139 | margin: "15px" 140 | } 141 | } 142 | }], 143 | yAxis: [{ 144 | type: 'value', 145 | splitLine: false, 146 | axisLabel: { 147 | textStyle: { 148 | color: '#b4effe', 149 | fontSize: '10px', 150 | margin: "15px" 151 | } 152 | } 153 | }], 154 | 155 | series: [ 156 | { 157 | name: '2015迁徙人数', 158 | type: 'line', 159 | data: [400, 600, 700, 1000, 1200, 1400, 1600, 1700, 1800, 1900, 2300, 2100] 160 | },{ 161 | name: '2016迁徙人数', 162 | type: 'line', 163 | data: [200, 400, 500, 900, 1000, 1200, 1300, 1400, 1500, 1600, 2000, 1800] 164 | } 165 | ] 166 | } 167 | 168 | ``` 169 | 170 | #### 自我组件开发协议 171 | 172 | ``` JavaScript 173 | // 文字数据集合卡片 174 | option = { 175 | type: 'textCard', 176 | data: { 177 | headerlines: '静安区八号店', 178 | maintitle: [ 179 | '小营业厅', 180 | '小小营业厅' 181 | ], 182 | subtitle: [ 183 | 'TX', 184 | 'XTX' 185 | ], 186 | times:{ 187 | startTime : '09:00', 188 | endTime : '18:00' 189 | } 190 | } 191 | } 192 | // 一级标题 193 | option = { 194 | type: 'titleContent', 195 | common:'1', 196 | data: { 197 | title:'2016年8月20日区域三4G发展量', 198 | innerData:['Jason','Stencen','Steven'] 199 | } 200 | } 201 | // 基本表格按钮 202 | option = { 203 | type :'button', 204 | data: { 205 | name:'Hello', 206 | style:'btn-primary btn-lg' 207 | } 208 | } 209 | 210 | // 表格 211 | option = { 212 | type :'table', 213 | data:{ 214 | tableHead:['标题1','标题二','标题三','标题四'], 215 | buttonIndex:['0','1','2'], 216 | option:[ 217 | ['Hello7','World0','Wellcom0','Js0'], 218 | ['Hello1','World1','Wellcom1','Js1'], 219 | ['Hello2','World2','Wellcom2','Js2'], 220 | ['Hello3','World3','Wellcom3','Js3'] 221 | ] 222 | } 223 | } 224 | 225 | ``` 226 | 227 | #### 主接口文件ec.js 228 | 229 | ``` JavaScript 230 | var _MYCHART_ = _MYCHART_ || "" // echarts绘图对象 231 | , _OPTIONS_ = _OPTIONS_ || {}; // 存储echarts数据全局对象 232 | ;(function($,doc,win){ 233 | var EC = function(obj,opt){ 234 | this.obj = obj; 235 | this.setting = { 236 | echartObj: "", // 绘图对象 237 | option : null // 绘图数据 238 | }; 239 | $.extend(this.setting, opt); 240 | // 初始化 241 | this.init(this.setting); 242 | }; 243 | EC.prototype = { 244 | echarts : function(opt){ 245 | var self = this; 246 | // 环境依赖 247 | require.config({ 248 | paths:{ 249 | 'echarts' : './js/echarts/echarts' 250 | } 251 | }); 252 | require([ 253 | 'echarts' 254 | ],function(ec) { 255 | _MYCHART_ = ec.init(document.getElementById(opt.echartObj)); 256 | _MYCHART_.setOption(opt.option); 257 | }); 258 | } 259 | }; 260 | EC.prototype.init = function(opt){ 261 | this.echarts(opt); 262 | } 263 | window.EC = EC; 264 | })(jQuery,document,window); 265 | 266 | ``` 267 | 268 | #### 调用方式 269 | ``` JavaScript 270 | 271 | new EC($('#echartController'), { 272 | echartObj: objID, 273 | option: option 274 | }); 275 | 276 | ``` 277 | 278 | #### 关于公共样式的适配实现 279 | 280 | ``` JavaScript 281 | var title = option.title || {} 282 | , legend = option.legend || {} 283 | , tooltip = option.tooltip || {}; 284 | 285 | $.extend(title, _COMMON_.title); 286 | $.extend(legend, _COMMON_.legend); 287 | $.extend(tooltip, _COMMON_.tooltip); 288 | 289 | option.title = title; 290 | option.legend = legend; 291 | option.tooltip = tooltip; 292 | 293 | ``` 294 | 295 | #### 关于组件拖拽的判定加载 [(详情参考dragEcharts.js)]() 296 | 297 | ``` JavaScript 298 | // 定义全局对象params 做一个状态判定 299 | var params = { 300 | left: 0, // 左偏移值，默认为0 301 | top: 0, // 右偏移值，默认为0 302 | currentX: 0, // 当前X轴坐标，默认为0 303 | currentY: 0, // 当前Y轴坐标，默认为0 304 | flag: false // 是否可拖拽，默认为false 305 | }; 306 | 307 | // 组件加载的判定实现 308 | var flag = false; 309 | for (var i=0; i<$(el).length; i++){ 310 | if ($(el).eq(i).find(el).length>0){ 311 | continue; 312 | } 313 | var zoom = $('#echartController').css('zoom') 314 | , left = $obj.eq(i).offset().left * zoom 315 | , top = $obj.eq(i).offset().top * zoom 316 | , scroT = $(document).scrollTop() 317 | , zoomW = $obj.eq(i).width() * zoom 318 | , zoomH = $obj.eq(i).height() * zoom; 319 | 320 | if (d>left && dtop && c+scroT 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 走进数据可视化 10 | 11 | 12 |
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23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | -------------------------------------------------------------------------------- /js/dragEcharts.js: -------------------------------------------------------------------------------- 1 | $(function() { 2 | echartId('.ibox'); 3 | startDrag($('.drag')); 4 | }); 5 | 6 | var option; 7 | var params = { 8 | left: 0, 9 | top: 0, 10 | currentX: 0, 11 | currentY: 0, 12 | flag: false 13 | }; 14 | 15 | function startDrag(a) { 16 | var down_xAis, down_yAis; 17 | a.mousedown(function(c) { 18 | var type = $(this).attr('type') 19 | , txt = $(this).html(); 20 | 21 | params.left = $(this).offset().left; 22 | params.top = $(this).offset().top; 23 | 24 | var html = $('
' + txt + '
'); 25 | $('body').append(html); 26 | 27 | params.flag = true; 28 | if (!c) { 29 | c = window.event; 30 | a.onselectstart = function() { 31 | return false 32 | } 33 | } 34 | var d = c; 35 | params.currentX = d.clientX; 36 | params.currentY = d.clientY; 37 | 38 | if (type == 'pie') option = eval('(' + option1 + ')'); 39 | if (type == 'line') option = eval('(' + option2 + ')'); 40 | 41 | _extend(option); 42 | 43 | document.onmousedown = function(h) { 44 | var i = h ? h : window.event; 45 | down_xAis = i.clientX; 46 | down_yAis = i.clientY; 47 | } 48 | document.onmousemove = function(h) { 49 | var i = h ? h : window.event; 50 | if (params.flag) { 51 | var d = i.clientX 52 | , c = i.clientY; 53 | 54 | var g = d - params.currentX 55 | , f = c - params.currentY; 56 | 57 | if (g != 0 || f != 0) { 58 | $('#drag').css({ 59 | left: params.left + g + "px", 60 | top : params.top + f + "px" 61 | }); 62 | var $obj = $('.ibox') 63 | , flag = false; 64 | for (var i = 0; i < $obj.length; i++) { 65 | if ($obj.eq(i).find('.ibox').length > 0) { 66 | continue; 67 | } 68 | var zoom = $('#echartController').css('zoom') 69 | , left = $obj.eq(i).offset().left * zoom 70 | , top = $obj.eq(i).offset().top * zoom 71 | , zoomW = $obj.eq(i).width() * zoom 72 | , zoomH = $obj.eq(i).height() * zoom; 73 | 74 | if (d > left && d < left * zoomW && c + $(document).scrollTop() > top && c + $(document).scrollTop() < top * zoomH) { 75 | flag = true; 76 | $obj.removeClass('add-active'); 77 | $obj.eq(i).addClass('add-active'); 78 | } else if (!flag && params.flag) { 79 | $obj.removeClass('add-active'); 80 | } 81 | objID = $('.ibox.add-active').attr('id'); 82 | } 83 | } 84 | } 85 | } 86 | document.onmouseup = function(h) { 87 | $('#drag').remove(); 88 | var i = h ? h : window.event 89 | , g = i.clientX - down_xAis 90 | , f = i.clientY - down_yAis; 91 | if ((g != 0 || f != 0) && params.flag) { 92 | if (objID) { 93 | new EC($('#echartController'), { 94 | echartObj: objID, 95 | option: option 96 | }); 97 | _OPTIONS_[objID] = option; 98 | console.log(_OPTIONS_) 99 | } 100 | } else { 101 | return false; 102 | } 103 | params.flag = false; 104 | }; 105 | }); 106 | } 107 | 108 | function _extend(option) { 109 | var title = option.title || {} 110 | , legend = option.legend || {} 111 | , tooltip = option.tooltip || {} 112 | 113 | $.extend(title, _COMMON_.title); 114 | $.extend(legend, _COMMON_.legend); 115 | $.extend(tooltip, _COMMON_.tooltip); 116 | 117 | option.title = title; 118 | option.legend = legend; 119 | option.tooltip = tooltip; 120 | } 121 | 122 | function echartId(el) { 123 | for (var i = 0; i < $(el).length; i++) { 124 | if ($(el).eq(i).find(el).length > 0) { 125 | continue; 126 | } 127 | $(el).eq(i).attr('id', 'echarts' + i); 128 | } 129 | } -------------------------------------------------------------------------------- /js/ec.js: -------------------------------------------------------------------------------- 1 | var _MYCHART_ = _MYCHART_ || "" 2 | , _OPTIONS_ = _OPTIONS_ || {}; 3 | ;(function($,doc,win){ 4 | var EC = function(obj,opt){ 5 | this.obj = obj; 6 | this.setting = { 7 | echartObj: "", 8 | option : null 9 | }; 10 | $.extend(this.setting,opt); 11 | // 初始化 12 | this.init(this.setting); 13 | }; 14 | EC.prototype = { 15 | echarts : function(opt){ 16 | var self = this; 17 | // 环境依赖 18 | require.config({ 19 | paths:{ 20 | 'echarts' : './js/echarts/echarts' 21 | } 22 | }); 23 | require([ 24 | 'echarts' 25 | ],function(ec) { 26 | _MYCHART_ = ec.init(document.getElementById(opt.echartObj)); 27 | _MYCHART_.setOption(opt.option); 28 | }); 29 | } 30 | }; 31 | EC.prototype.init = function(option){ 32 | this.echarts(option); 33 | } 34 | window.EC = EC; 35 | })(jQuery,document,window); -------------------------------------------------------------------------------- /js/echarts/esl.js: -------------------------------------------------------------------------------- 1 | /** 2 | * ESL (Enterprise Standard Loader) 3 | * Copyright 2013 Baidu Inc. All rights reserved. 4 | * 5 | * @file Browser端标准加载器，符合AMD规范 6 | * @author errorrik(errorrik@gmail.com) 7 | * Firede(firede@firede.us) 8 | */ 9 | 10 | var define; 11 | var require; 12 | 13 | (function ( global ) { 14 | // "mod"开头的变量或函数为内部模块管理函数 15 | // 为提高压缩率，不使用function或object包装 16 | 17 | /** 18 | * 模块容器 19 | * 20 | * @inner 21 | * @type {Object} 22 | */ 23 | var modModules = {}; 24 | 25 | var MODULE_STATE_PRE_DEFINED = 1; 26 | var MODULE_STATE_PRE_ANALYZED = 2; 27 | var MODULE_STATE_ANALYZED = 3; 28 | var MODULE_STATE_READY = 4; 29 | var MODULE_STATE_DEFINED = 5; 30 | 31 | /** 32 | * 全局require函数 33 | * 34 | * @inner 35 | * @type {Function} 36 | */ 37 | var actualGlobalRequire = createLocalRequire( '' ); 38 | 39 | /** 40 | * 超时提醒定时器 41 | * 42 | * @inner 43 | * @type {number} 44 | */ 45 | var waitTimeout; 46 | 47 | /** 48 | * 加载模块 49 | * 50 | * @param {string|Array} requireId 模块id或模块id数组， 51 | * @param {Function=} callback 加载完成的回调函数 52 | * @return {*} 53 | */ 54 | function require( requireId, callback ) { 55 | assertNotContainRelativeId( requireId ); 56 | 57 | // 超时提醒 58 | var timeout = requireConf.waitSeconds; 59 | if ( isArray( requireId ) && timeout ) { 60 | if ( waitTimeout ) { 61 | clearTimeout( waitTimeout ); 62 | } 63 | waitTimeout = setTimeout( waitTimeoutNotice, timeout * 1000 ); 64 | } 65 | 66 | return actualGlobalRequire( requireId, callback ); 67 | } 68 | 69 | /** 70 | * 将模块标识转换成相对的url 71 | * 72 | * @param {string} id 模块标识 73 | * @return {string} 74 | */ 75 | require.toUrl = toUrl; 76 | 77 | /** 78 | * 超时提醒函数 79 | * 80 | * @inner 81 | */ 82 | function waitTimeoutNotice() { 83 | var hangModules = []; 84 | var missModules = []; 85 | var missModulesMap = {}; 86 | var hasError; 87 | 88 | for ( var id in modModules ) { 89 | if ( !modIsDefined( id ) ) { 90 | hangModules.push( id ); 91 | hasError = 1; 92 | } 93 | 94 | each( 95 | modModules[ id ].realDeps || [], 96 | function ( depId ) { 97 | if ( !modModules[ depId ] && !missModulesMap[ depId ] ) { 98 | hasError = 1; 99 | missModules.push( depId ); 100 | missModulesMap[ depId ] = 1; 101 | } 102 | } 103 | ); 104 | } 105 | 106 | if ( hasError ) { 107 | throw new Error( '[MODULE_TIMEOUT]Hang( ' 108 | + ( hangModules.join( ', ' ) || 'none' ) 109 | + ' ) Miss( ' 110 | + ( missModules.join( ', ' ) || 'none' ) 111 | + ' )' 112 | ); 113 | } 114 | } 115 | 116 | /** 117 | * 尝试完成模块定义的定时器 118 | * 119 | * @inner 120 | * @type {number} 121 | */ 122 | var tryDefineTimeout; 123 | 124 | /** 125 | * 定义模块 126 | * 127 | * @param {string=} id 模块标识 128 | * @param {Array=} dependencies 依赖模块列表 129 | * @param {Function=} factory 创建模块的工厂方法 130 | */ 131 | function define() { 132 | var argsLen = arguments.length; 133 | if ( !argsLen ) { 134 | return; 135 | } 136 | 137 | var id; 138 | var dependencies; 139 | var factory = arguments[ --argsLen ]; 140 | 141 | while ( argsLen-- ) { 142 | var arg = arguments[ argsLen ]; 143 | 144 | if ( isString( arg ) ) { 145 | id = arg; 146 | } 147 | else if ( isArray( arg ) ) { 148 | dependencies = arg; 149 | } 150 | } 151 | 152 | // 出现window不是疏忽 153 | // esl设计是做为browser端的loader 154 | // 闭包的global更多意义在于： 155 | // define和require方法可以被挂到用户自定义对象中 156 | var opera = window.opera; 157 | 158 | // IE下通过current script的data-require-id获取当前id 159 | if ( 160 | !id 161 | && document.attachEvent 162 | && (!(opera && opera.toString() === '[object Opera]')) 163 | ) { 164 | var currentScript = getCurrentScript(); 165 | id = currentScript && currentScript.getAttribute('data-require-id'); 166 | } 167 | 168 | // 处理依赖声明 169 | // 默认为['require', 'exports', 'module'] 170 | dependencies = dependencies || ['require', 'exports', 'module']; 171 | if ( id ) { 172 | modPreDefine( id, dependencies, factory ); 173 | 174 | // 在不远的未来尝试完成define 175 | // define可能是在页面中某个地方调用，不一定是在独立的文件被require装载 176 | if ( tryDefineTimeout ) { 177 | clearTimeout( tryDefineTimeout ); 178 | } 179 | tryDefineTimeout = setTimeout( modPreAnalyse, 10 ); 180 | } 181 | else { 182 | // 纪录到共享变量中，在load或readystatechange中处理 183 | wait4PreDefines.push( { 184 | deps : dependencies, 185 | factory : factory 186 | } ); 187 | } 188 | } 189 | 190 | define.amd = {}; 191 | 192 | /** 193 | * 获取相应状态的模块列表 194 | * 195 | * @inner 196 | * @param {number} state 状态码 197 | * @return {Array} 198 | */ 199 | function modGetByState( state ) { 200 | var modules = []; 201 | for ( var key in modModules ) { 202 | var module = modModules[ key ]; 203 | if ( module.state == state ) { 204 | modules.push( module ); 205 | } 206 | } 207 | 208 | return modules; 209 | } 210 | 211 | /** 212 | * 模块配置获取函数 213 | * 214 | * @inner 215 | * @return {Object} 模块配置对象 216 | */ 217 | function moduleConfigGetter() { 218 | var conf = requireConf.config[ this.id ]; 219 | if ( conf && typeof conf === 'object' ) { 220 | return conf; 221 | } 222 | 223 | return {}; 224 | } 225 | 226 | /** 227 | * 预定义模块 228 | * 229 | * @inner 230 | * @param {string} id 模块标识 231 | * @param {Array.} dependencies 显式声明的依赖模块列表 232 | * @param {*} factory 模块定义函数或模块对象 233 | */ 234 | function modPreDefine( id, dependencies, factory ) { 235 | if ( modExists( id ) ) { 236 | return; 237 | } 238 | 239 | var module = { 240 | id : id, 241 | deps : dependencies, 242 | factory : factory, 243 | exports : {}, 244 | config : moduleConfigGetter, 245 | state : MODULE_STATE_PRE_DEFINED, 246 | hardDeps : {} 247 | }; 248 | 249 | // 将模块预存入defining集合中 250 | modModules[ id ] = module; 251 | } 252 | 253 | /** 254 | * 预分析模块 255 | * 256 | * 首先，完成对factory中声明依赖的分析提取 257 | * 然后，尝试加载"资源加载所需模块" 258 | * 259 | * 需要先加载模块的原因是：如果模块不存在，无法进行resourceId normalize化 260 | * modAnalyse完成后续的依赖分析处理，并进行依赖模块的加载 261 | * 262 | * @inner 263 | * @param {Object} modules 模块对象 264 | */ 265 | function modPreAnalyse() { 266 | var pluginModuleIds = []; 267 | var pluginModuleIdsMap = {}; 268 | var modules = modGetByState( MODULE_STATE_PRE_DEFINED ); 269 | 270 | each( 271 | modules, 272 | function ( module ) { 273 | // 处理实际需要加载的依赖 274 | var realDepends = module.deps.slice( 0 ); 275 | module.realDeps = realDepends; 276 | 277 | // 分析function body中的require 278 | // 如果包含显式依赖声明，为性能考虑，可以不分析factoryBody 279 | // AMD规范的说明是`SHOULD NOT`，所以这里还是分析了 280 | var factory = module.factory; 281 | var requireRule = /require\(\s*(['"'])([^'"]+)\1\s*\)/g; 282 | var commentRule = /(\/\*([\s\S]*?)\*\/|([^:]|^)\/\/(.*)$)/mg; 283 | if ( isFunction( factory ) ) { 284 | factory.toString() 285 | .replace( commentRule, '' ) 286 | .replace( requireRule, function ( $0, $1, $2 ) { 287 | realDepends.push( $2 ); 288 | }); 289 | } 290 | 291 | // 分析resource加载的plugin module id 292 | each( 293 | realDepends, 294 | function ( dependId ) { 295 | var idInfo = parseId( dependId ); 296 | if ( idInfo.resource ) { 297 | var plugId = normalize( idInfo.module, module.id ); 298 | if ( !pluginModuleIdsMap[ plugId ] ) { 299 | pluginModuleIds.push( plugId ); 300 | pluginModuleIdsMap[ plugId ] = 1; 301 | } 302 | } 303 | } 304 | ); 305 | 306 | module.state = MODULE_STATE_PRE_ANALYZED; 307 | } 308 | ); 309 | 310 | nativeRequire( pluginModuleIds, function () { 311 | modAnalyse( modules ); 312 | } ); 313 | } 314 | 315 | /** 316 | * 分析模块 317 | * 对所有依赖id进行normalize化，完成分析，并尝试加载其依赖的模块 318 | * 319 | * @inner 320 | * @param {Array} modules 模块对象列表 321 | */ 322 | function modAnalyse( modules ) { 323 | var requireModules = []; 324 | 325 | each( 326 | modules, 327 | function ( module ) { 328 | if ( module.state !== MODULE_STATE_PRE_ANALYZED ) { 329 | return; 330 | } 331 | 332 | var id = module.id; 333 | 334 | // 对参数中声明的依赖进行normalize 335 | var depends = module.deps; 336 | var hardDepends = module.hardDeps; 337 | var hardDependsCount = isFunction( module.factory ) 338 | ? module.factory.length 339 | : 0; 340 | 341 | each( 342 | depends, 343 | function ( dependId, index ) { 344 | dependId = normalize( dependId, id ); 345 | depends[ index ] = dependId; 346 | 347 | if ( index < hardDependsCount ) { 348 | hardDepends[ dependId ] = 1; 349 | } 350 | } 351 | ); 352 | 353 | // 依赖模块id normalize化，并去除必要的依赖。去除的依赖模块有： 354 | // 1. 内部模块：require/exports/module 355 | // 2. 重复模块：dependencies参数和内部require可能重复 356 | // 3. 空模块：dependencies中使用者可能写空 357 | var realDepends = module.realDeps; 358 | var len = realDepends.length; 359 | var existsDepend = {}; 360 | 361 | while ( len-- ) { 362 | // 此处和上部分循环存在重复normalize，因为deps和realDeps是重复的 363 | // 为保持逻辑分界清晰，就不做优化了先 364 | var dependId = normalize( realDepends[ len ], id ); 365 | if ( !dependId 366 | || dependId in existsDepend 367 | || dependId in BUILDIN_MODULE 368 | ) { 369 | realDepends.splice( len, 1 ); 370 | } 371 | else { 372 | existsDepend[ dependId ] = 1; 373 | realDepends[ len ] = dependId; 374 | 375 | // 将实际依赖压入加载序列中，后续统一进行require 376 | requireModules.push( dependId ); 377 | } 378 | } 379 | 380 | module.realDepsIndex = existsDepend; 381 | module.state = MODULE_STATE_ANALYZED; 382 | 383 | modWaitDependenciesLoaded( module ); 384 | modInvokeFactoryDependOn( id ); 385 | } 386 | ); 387 | 388 | nativeRequire( requireModules ); 389 | } 390 | 391 | /** 392 | * 等待模块依赖加载完成 393 | * 加载完成后尝试调用factory完成模块定义 394 | * 395 | * @inner 396 | * @param {Object} module 模块对象 397 | */ 398 | function modWaitDependenciesLoaded( module ) { 399 | var id = module.id; 400 | 401 | module.invokeFactory = invokeFactory; 402 | invokeFactory(); 403 | 404 | // 用于避免死依赖链的死循环尝试 405 | var checkingLevel = 0; 406 | 407 | /** 408 | * 判断依赖加载完成 409 | * 410 | * @inner 411 | * @return {boolean} 412 | */ 413 | function checkInvokeReadyState() { 414 | checkingLevel++; 415 | 416 | var isReady = 1; 417 | var tryDeps = []; 418 | 419 | each( 420 | module.realDeps, 421 | function ( depId ) { 422 | if ( !modIsAnalyzed( depId ) ) { 423 | isReady = 0; 424 | } 425 | else if ( !modIsDefined( depId ) ) { 426 | switch ( modHasCircularDependency( id, depId ) ) { 427 | case CIRCULAR_DEP_UNREADY: 428 | case CIRCULAR_DEP_NO: 429 | isReady = 0; 430 | break; 431 | case CIRCULAR_DEP_YES: 432 | if ( module.hardDeps[ depId ] ) { 433 | tryDeps.push( depId ); 434 | } 435 | break; 436 | } 437 | } 438 | 439 | return !!isReady; 440 | } 441 | ); 442 | 443 | 444 | // 只有当其他非循环依赖都装载了，才去尝试触发硬依赖模块的初始化 445 | isReady && each( 446 | tryDeps, 447 | function ( depId ) { 448 | modTryInvokeFactory( depId ); 449 | } 450 | ); 451 | 452 | isReady = isReady && tryDeps.length === 0; 453 | isReady && (module.state = MODULE_STATE_READY); 454 | 455 | checkingLevel--; 456 | return isReady; 457 | } 458 | 459 | /** 460 | * 初始化模块 461 | * 462 | * @inner 463 | */ 464 | function invokeFactory() { 465 | if ( module.state == MODULE_STATE_DEFINED 466 | || checkingLevel > 1 467 | || !checkInvokeReadyState() 468 | ) { 469 | return; 470 | } 471 | 472 | // 调用factory函数初始化module 473 | try { 474 | var factory = module.factory; 475 | var exports = isFunction( factory ) 476 | ? factory.apply( 477 | global, 478 | modGetModulesExports( 479 | module.deps, 480 | { 481 | require : createLocalRequire( id ), 482 | exports : module.exports, 483 | module : module 484 | } 485 | ) 486 | ) 487 | : factory; 488 | 489 | if ( typeof exports != 'undefined' ) { 490 | module.exports = exports; 491 | } 492 | 493 | module.state = MODULE_STATE_DEFINED; 494 | module.invokeFactory = null; 495 | } 496 | catch ( ex ) { 497 | if ( /^\[MODULE_MISS\]"([^"]+)/.test( ex.message ) ) { 498 | // 出错说明在factory的运行中，该require的模块是需要的 499 | // 所以把它加入硬依赖中 500 | module.hardDeps[ RegExp.$1 ] = 1; 501 | return; 502 | } 503 | 504 | throw ex; 505 | } 506 | 507 | 508 | modInvokeFactoryDependOn( id ); 509 | modFireDefined( id ); 510 | } 511 | } 512 | 513 | /** 514 | * 根据模块id数组，获取其的exports数组 515 | * 用于模块初始化的factory参数或require的callback参数生成 516 | * 517 | * @inner 518 | * @param {Array} modules 模块id数组 519 | * @param {Object} buildinModules 内建模块对象 520 | * @return {Array} 521 | */ 522 | function modGetModulesExports( modules, buildinModules ) { 523 | var args = []; 524 | each( 525 | modules, 526 | function ( moduleId, index ) { 527 | args[ index ] = 528 | buildinModules[ moduleId ] 529 | || modGetModuleExports( moduleId ); 530 | } 531 | ); 532 | 533 | return args; 534 | } 535 | 536 | var CIRCULAR_DEP_UNREADY = 0; 537 | var CIRCULAR_DEP_NO = 1; 538 | var CIRCULAR_DEP_YES = 2; 539 | 540 | /** 541 | * 判断source是否处于target的依赖链中 542 | * 543 | * @inner 544 | * @return {number} 545 | */ 546 | function modHasCircularDependency( source, target, meet ) { 547 | if ( !modIsAnalyzed( target ) ) { 548 | return CIRCULAR_DEP_UNREADY; 549 | } 550 | 551 | meet = meet || {}; 552 | meet[ target ] = 1; 553 | 554 | if ( target == source ) { 555 | return CIRCULAR_DEP_YES; 556 | } 557 | 558 | var module = modGetModule( target ); 559 | var depends = module && module.realDeps; 560 | 561 | 562 | if ( depends ) { 563 | var len = depends.length; 564 | 565 | while ( len-- ) { 566 | var dependId = depends[ len ]; 567 | if ( meet[ dependId ] ) { 568 | continue; 569 | } 570 | 571 | var state = modHasCircularDependency( source, dependId, meet ); 572 | switch ( state ) { 573 | case CIRCULAR_DEP_UNREADY: 574 | case CIRCULAR_DEP_YES: 575 | return state; 576 | } 577 | } 578 | } 579 | 580 | return CIRCULAR_DEP_NO; 581 | } 582 | 583 | /** 584 | * 让依赖自己的模块尝试初始化 585 | * 586 | * @inner 587 | * @param {string} id 模块id 588 | */ 589 | function modInvokeFactoryDependOn( id ) { 590 | for ( var key in modModules ) { 591 | var realDeps = modModules[ key ].realDepsIndex || {}; 592 | realDeps[ id ] && modTryInvokeFactory( key ); 593 | } 594 | } 595 | 596 | /** 597 | * 尝试执行模块factory函数，进行模块初始化 598 | * 599 | * @inner 600 | * @param {string} id 模块id 601 | */ 602 | function modTryInvokeFactory( id ) { 603 | var module = modModules[ id ]; 604 | 605 | if ( module && module.invokeFactory ) { 606 | module.invokeFactory(); 607 | } 608 | } 609 | 610 | /** 611 | * 模块定义完成的事件监听器 612 | * 613 | * @inner 614 | * @type {Array} 615 | */ 616 | var modDefinedListener = []; 617 | 618 | /** 619 | * 模块定义完成事件监听器的移除索引 620 | * 621 | * @inner 622 | * @type {Array} 623 | */ 624 | var modRemoveListenerIndex = []; 625 | 626 | /** 627 | * 模块定义完成事件fire层级 628 | * 629 | * @inner 630 | * @type {number} 631 | */ 632 | var modFireLevel = 0; 633 | 634 | /** 635 | * 派发模块定义完成事件 636 | * 637 | * @inner 638 | * @param {string} id 模块标识 639 | */ 640 | function modFireDefined( id ) { 641 | modFireLevel++; 642 | each( 643 | modDefinedListener, 644 | function ( listener ) { 645 | listener && listener( id ); 646 | } 647 | ); 648 | modFireLevel--; 649 | 650 | modSweepDefinedListener(); 651 | } 652 | 653 | /** 654 | * 清理模块定义完成事件监听器 655 | * modRemoveDefinedListener时只做标记 656 | * 在modFireDefined执行清除动作 657 | * 658 | * @inner 659 | * @param {Function} listener 模块定义监听器 660 | */ 661 | function modSweepDefinedListener() { 662 | if ( modFireLevel < 1 ) { 663 | modRemoveListenerIndex.sort( 664 | function ( a, b ) { return b - a; } 665 | ); 666 | 667 | each( 668 | modRemoveListenerIndex, 669 | function ( index ) { 670 | modDefinedListener.splice( index, 1 ); 671 | } 672 | ); 673 | 674 | modRemoveListenerIndex = []; 675 | } 676 | } 677 | 678 | /** 679 | * 移除模块定义监听器 680 | * 681 | * @inner 682 | * @param {Function} listener 模块定义监听器 683 | */ 684 | function modRemoveDefinedListener( listener ) { 685 | each( 686 | modDefinedListener, 687 | function ( item, index ) { 688 | if ( listener == item ) { 689 | modRemoveListenerIndex.push( index ); 690 | } 691 | } 692 | ); 693 | } 694 | 695 | /** 696 | * 添加模块定义监听器 697 | * 698 | * @inner 699 | * @param {Function} listener 模块定义监听器 700 | */ 701 | function modAddDefinedListener( listener ) { 702 | modDefinedListener.push( listener ); 703 | } 704 | 705 | /** 706 | * 判断模块是否存在 707 | * 708 | * @inner 709 | * @param {string} id 模块标识 710 | * @return {boolean} 711 | */ 712 | function modExists( id ) { 713 | return id in modModules; 714 | } 715 | 716 | /** 717 | * 判断模块是否已定义完成 718 | * 719 | * @inner 720 | * @param {string} id 模块标识 721 | * @return {boolean} 722 | */ 723 | function modIsDefined( id ) { 724 | return modExists( id ) 725 | && modModules[ id ].state == MODULE_STATE_DEFINED; 726 | } 727 | 728 | /** 729 | * 判断模块是否已分析完成 730 | * 731 | * @inner 732 | * @param {string} id 模块标识 733 | * @return {boolean} 734 | */ 735 | function modIsAnalyzed( id ) { 736 | return modExists( id ) 737 | && modModules[ id ].state >= MODULE_STATE_ANALYZED; 738 | } 739 | 740 | /** 741 | * 获取模块的exports 742 | * 743 | * @inner 744 | * @param {string} id 模块标识 745 | * @return {*} 746 | */ 747 | function modGetModuleExports( id ) { 748 | if ( modIsDefined( id ) ) { 749 | return modModules[ id ].exports; 750 | } 751 | 752 | return null; 753 | } 754 | 755 | /** 756 | * 获取模块 757 | * 758 | * @inner 759 | * @param {string} id 模块标识 760 | * @return {Object} 761 | */ 762 | function modGetModule( id ) { 763 | return modModules[ id ]; 764 | } 765 | 766 | /** 767 | * 添加资源 768 | * 769 | * @inner 770 | * @param {string} resourceId 资源标识 771 | * @param {*} value 资源对象 772 | */ 773 | function modAddResource( resourceId, value ) { 774 | modModules[ resourceId ] = { 775 | exports: value || true, 776 | state: MODULE_STATE_DEFINED 777 | }; 778 | 779 | modInvokeFactoryDependOn( resourceId ); 780 | modFireDefined( resourceId ); 781 | } 782 | 783 | /** 784 | * 内建module名称集合 785 | * 786 | * @inner 787 | * @type {Object} 788 | */ 789 | var BUILDIN_MODULE = { 790 | require : require, 791 | exports : 1, 792 | module : 1 793 | }; 794 | 795 | /** 796 | * 未预定义的模块集合 797 | * 主要存储匿名方式define的模块 798 | * 799 | * @inner 800 | * @type {Array} 801 | */ 802 | var wait4PreDefines = []; 803 | 804 | /** 805 | * 完成模块预定义 806 | * 807 | * @inner 808 | */ 809 | function completePreDefine( currentId ) { 810 | var preDefines = wait4PreDefines.slice( 0 ); 811 | 812 | wait4PreDefines.length = 0; 813 | wait4PreDefines = []; 814 | 815 | // 预定义模块： 816 | // 此时处理的模块都是匿名define的模块 817 | each( 818 | preDefines, 819 | function ( module ) { 820 | var id = module.id || currentId; 821 | modPreDefine( id, module.deps, module.factory ); 822 | } 823 | ); 824 | 825 | modPreAnalyse(); 826 | } 827 | 828 | /** 829 | * 获取模块 830 | * 831 | * @param {string|Array} ids 模块名称或模块名称列表 832 | * @param {Function=} callback 获取模块完成时的回调函数 833 | * @return {Object} 834 | */ 835 | function nativeRequire( ids, callback, baseId ) { 836 | callback = callback || new Function(); 837 | baseId = baseId || ''; 838 | 839 | // 根据 https://github.com/amdjs/amdjs-api/wiki/require 840 | // It MUST throw an error if the module has not 841 | // already been loaded and evaluated. 842 | if ( isString( ids ) ) { 843 | if ( !modIsDefined( ids ) ) { 844 | throw new Error( '[MODULE_MISS]"' + ids + '" is not exists!' ); 845 | } 846 | 847 | return modGetModuleExports( ids ); 848 | } 849 | 850 | if ( !isArray( ids ) ) { 851 | return; 852 | } 853 | 854 | if ( ids.length === 0 ) { 855 | callback(); 856 | return; 857 | } 858 | 859 | var isCallbackCalled = 0; 860 | modAddDefinedListener( tryFinishRequire ); 861 | each( 862 | ids, 863 | function ( id ) { 864 | if ( id in BUILDIN_MODULE ) { 865 | return; 866 | } 867 | 868 | ( id.indexOf( '!' ) > 0 869 | ? loadResource 870 | : loadModule 871 | )( id, baseId ); 872 | } 873 | ); 874 | 875 | tryFinishRequire(); 876 | 877 | /** 878 | * 尝试完成require，调用callback 879 | * 在模块与其依赖模块都加载完时调用 880 | * 881 | * @inner 882 | */ 883 | function tryFinishRequire() { 884 | if ( isCallbackCalled ) { 885 | return; 886 | } 887 | 888 | var visitedModule = {}; 889 | 890 | /** 891 | * 判断是否所有模块都已经加载完成，包括其依赖的模块 892 | * 893 | * @inner 894 | * @param {Array} modules 直接模块标识列表 895 | * @return {boolean} 896 | */ 897 | function isAllInited( modules ) { 898 | var allInited = 1; 899 | each( 900 | modules, 901 | function ( id ) { 902 | if ( visitedModule[ id ] ) { 903 | return; 904 | } 905 | visitedModule[ id ] = 1; 906 | 907 | if ( BUILDIN_MODULE[ id ] ) { 908 | return; 909 | } 910 | 911 | if ( 912 | !modIsDefined( id ) 913 | || !isAllInited( modGetModule( id ).realDeps ) 914 | ) { 915 | allInited = 0; 916 | return false; 917 | } 918 | } 919 | ); 920 | 921 | return allInited; 922 | } 923 | 924 | // 检测并调用callback 925 | if ( isAllInited( ids ) ) { 926 | isCallbackCalled = 1; 927 | modRemoveDefinedListener( tryFinishRequire ); 928 | 929 | callback.apply( 930 | global, 931 | modGetModulesExports( ids, BUILDIN_MODULE ) 932 | ); 933 | } 934 | } 935 | } 936 | 937 | /** 938 | * 正在加载的模块列表 939 | * 940 | * @inner 941 | * @type {Object} 942 | */ 943 | var loadingModules = {}; 944 | 945 | /** 946 | * 加载模块 947 | * 948 | * @inner 949 | * @param {string} moduleId 模块标识 950 | */ 951 | function loadModule( moduleId ) { 952 | if ( loadingModules[ moduleId ] ) { 953 | return; 954 | } 955 | 956 | if ( modExists( moduleId ) ) { 957 | modAnalyse( [ modGetModule( moduleId ) ] ); 958 | return; 959 | } 960 | 961 | loadingModules[ moduleId ] = 1; 962 | 963 | // 创建script标签 964 | // 965 | // 这里不挂接onerror的错误处理 966 | // 因为高级浏览器在devtool的console面板会报错 967 | // 再throw一个Error多此一举了 968 | var script = document.createElement( 'script' ); 969 | script.setAttribute( 'data-require-id', moduleId ); 970 | script.src = toUrl( moduleId ) ; 971 | script.async = true; 972 | if ( script.readyState ) { 973 | script.onreadystatechange = loadedListener; 974 | } 975 | else { 976 | script.onload = loadedListener; 977 | } 978 | appendScript( script ); 979 | 980 | /** 981 | * script标签加载完成的事件处理函数 982 | * 983 | * @inner 984 | */ 985 | function loadedListener() { 986 | var readyState = script.readyState; 987 | if ( 988 | typeof readyState == 'undefined' 989 | || /^(loaded|complete)$/.test( readyState ) 990 | ) { 991 | script.onload = script.onreadystatechange = null; 992 | script = null; 993 | 994 | completePreDefine( moduleId ); 995 | delete loadingModules[ moduleId ]; 996 | } 997 | } 998 | } 999 | 1000 | /** 1001 | * 加载资源 1002 | * 1003 | * @inner 1004 | * @param {string} pluginAndResource 插件与资源标识 1005 | * @param {string} baseId 当前环境的模块标识 1006 | */ 1007 | function loadResource( pluginAndResource, baseId ) { 1008 | var idInfo = parseId( pluginAndResource ); 1009 | var pluginId = idInfo.module; 1010 | var resourceId = idInfo.resource; 1011 | 1012 | /** 1013 | * plugin加载完成的回调函数 1014 | * 1015 | * @inner 1016 | * @param {*} value resource的值 1017 | */ 1018 | function pluginOnload( value ) { 1019 | modAddResource( pluginAndResource, value ); 1020 | } 1021 | 1022 | /** 1023 | * 该方法允许plugin使用加载的资源声明模块 1024 | * 1025 | * @param {string} name 模块id 1026 | * @param {string} body 模块声明字符串 1027 | */ 1028 | pluginOnload.fromText = function ( id, text ) { 1029 | new Function( text )(); 1030 | completePreDefine( id ); 1031 | }; 1032 | 1033 | /** 1034 | * 加载资源 1035 | * 1036 | * @inner 1037 | * @param {Object} plugin 用于加载资源的插件模块 1038 | */ 1039 | function load( plugin ) { 1040 | if ( !modIsDefined( pluginAndResource ) ) { 1041 | plugin.load( 1042 | resourceId, 1043 | createLocalRequire( baseId ), 1044 | pluginOnload, 1045 | moduleConfigGetter.call( { id: pluginAndResource } ) 1046 | ); 1047 | } 1048 | } 1049 | 1050 | if ( !modIsDefined( pluginId ) ) { 1051 | nativeRequire( [ pluginId ], load ); 1052 | } 1053 | else { 1054 | load( modGetModuleExports( pluginId ) ); 1055 | } 1056 | } 1057 | 1058 | /** 1059 | * require配置 1060 | * 1061 | * @inner 1062 | * @type {Object} 1063 | */ 1064 | var requireConf = { 1065 | baseUrl : './', 1066 | paths : {}, 1067 | config : {}, 1068 | map : {}, 1069 | packages : [], 1070 | waitSeconds : 0, 1071 | urlArgs : {} 1072 | }; 1073 | 1074 | /** 1075 | * 混合当前配置项与用户传入的配置项 1076 | * 1077 | * @inner 1078 | * @param {string} name 配置项名称 1079 | * @param {Any} value 用户传入配置项的值 1080 | */ 1081 | function mixConfig( name, value ) { 1082 | var originValue = requireConf[ name ]; 1083 | var type = typeof originValue; 1084 | if ( type == 'string' || type == 'number' ) { 1085 | requireConf[ name ] = value; 1086 | } 1087 | else if ( isArray( originValue ) ) { 1088 | each( value, function ( item ) { 1089 | originValue.push( item ); 1090 | } ); 1091 | } 1092 | else { 1093 | for ( var key in value ) { 1094 | originValue[ key ] = value[ key ]; 1095 | } 1096 | } 1097 | } 1098 | 1099 | /** 1100 | * 配置require 1101 | * 1102 | * @param {Object} conf 配置对象 1103 | */ 1104 | require.config = function ( conf ) { 1105 | // 简单的多处配置还是需要支持 1106 | // 所以实现更改为二级mix 1107 | for ( var key in requireConf ) { 1108 | if ( conf.hasOwnProperty( key ) ) { 1109 | var confItem = conf[ key ]; 1110 | if ( key == 'urlArgs' && isString( confItem ) ) { 1111 | defaultUrlArgs = confItem; 1112 | } 1113 | else { 1114 | mixConfig( key, confItem ); 1115 | } 1116 | } 1117 | } 1118 | 1119 | createConfIndex(); 1120 | }; 1121 | 1122 | // 初始化时需要创建配置索引 1123 | createConfIndex(); 1124 | 1125 | /** 1126 | * 创建配置信息内部索引 1127 | * 1128 | * @inner 1129 | */ 1130 | function createConfIndex() { 1131 | requireConf.baseUrl = requireConf.baseUrl.replace( /\/$/, '' ) + '/'; 1132 | createPathsIndex(); 1133 | createMappingIdIndex(); 1134 | createPackagesIndex(); 1135 | createUrlArgsIndex(); 1136 | } 1137 | 1138 | /** 1139 | * packages内部索引 1140 | * 1141 | * @inner 1142 | * @type {Array} 1143 | */ 1144 | var packagesIndex; 1145 | 1146 | /** 1147 | * 创建packages内部索引 1148 | * 1149 | * @inner 1150 | */ 1151 | function createPackagesIndex() { 1152 | packagesIndex = []; 1153 | each( 1154 | requireConf.packages, 1155 | function ( packageConf ) { 1156 | var pkg = packageConf; 1157 | if ( isString( packageConf ) ) { 1158 | pkg = { 1159 | name: packageConf.split('/')[ 0 ], 1160 | location: packageConf, 1161 | main: 'main' 1162 | }; 1163 | } 1164 | 1165 | pkg.location = pkg.location || pkg.name; 1166 | pkg.main = (pkg.main || 'main').replace(/\.js$/i, ''); 1167 | packagesIndex.push( pkg ); 1168 | } 1169 | ); 1170 | 1171 | packagesIndex.sort( createDescSorter( 'name' ) ); 1172 | } 1173 | 1174 | /** 1175 | * paths内部索引 1176 | * 1177 | * @inner 1178 | * @type {Array} 1179 | */ 1180 | var pathsIndex; 1181 | 1182 | /** 1183 | * 创建paths内部索引 1184 | * 1185 | * @inner 1186 | */ 1187 | function createPathsIndex() { 1188 | pathsIndex = kv2List( requireConf.paths ); 1189 | pathsIndex.sort( createDescSorter() ); 1190 | } 1191 | 1192 | /** 1193 | * 默认的urlArgs 1194 | * 1195 | * @inner 1196 | * @type {string} 1197 | */ 1198 | var defaultUrlArgs; 1199 | 1200 | /** 1201 | * urlArgs内部索引 1202 | * 1203 | * @inner 1204 | * @type {Array} 1205 | */ 1206 | var urlArgsIndex; 1207 | 1208 | /** 1209 | * 创建urlArgs内部索引 1210 | * 1211 | * @inner 1212 | */ 1213 | function createUrlArgsIndex() { 1214 | urlArgsIndex = kv2List( requireConf.urlArgs ); 1215 | urlArgsIndex.sort( createDescSorter() ); 1216 | } 1217 | 1218 | /** 1219 | * mapping内部索引 1220 | * 1221 | * @inner 1222 | * @type {Array} 1223 | */ 1224 | var mappingIdIndex; 1225 | 1226 | /** 1227 | * 创建mapping内部索引 1228 | * 1229 | * @inner 1230 | */ 1231 | function createMappingIdIndex() { 1232 | mappingIdIndex = []; 1233 | 1234 | mappingIdIndex = kv2List( requireConf.map ); 1235 | mappingIdIndex.sort( createDescSorter() ); 1236 | 1237 | each( 1238 | mappingIdIndex, 1239 | function ( item ) { 1240 | var key = item.k; 1241 | item.v = kv2List( item.v ); 1242 | item.v.sort( createDescSorter() ); 1243 | item.reg = key == '*' 1244 | ? /^/ 1245 | : createPrefixRegexp( key ); 1246 | } 1247 | ); 1248 | } 1249 | 1250 | /** 1251 | * 将`模块标识+'.extension'`形式的字符串转换成相对的url 1252 | * 1253 | * @inner 1254 | * @param {string} source 源字符串 1255 | * @return {string} 1256 | */ 1257 | function toUrl( source ) { 1258 | // 分离 模块标识 和 .extension 1259 | var extReg = /(\.[a-z0-9]+)$/i; 1260 | var queryReg = /(\?[^#]*)$/i; 1261 | var extname = '.js'; 1262 | var id = source; 1263 | var query = ''; 1264 | 1265 | if ( queryReg.test( source ) ) { 1266 | query = RegExp.$1; 1267 | source = source.replace( queryReg, '' ); 1268 | } 1269 | 1270 | if ( extReg.test( source ) ) { 1271 | extname = RegExp.$1; 1272 | id = source.replace( extReg, '' ); 1273 | } 1274 | 1275 | // 模块标识合法性检测 1276 | if ( !MODULE_ID_REG.test( id ) ) { 1277 | return source; 1278 | } 1279 | 1280 | var url = id; 1281 | 1282 | // paths处理和匹配 1283 | var isPathMap; 1284 | each( pathsIndex, function ( item ) { 1285 | var key = item.k; 1286 | if ( createPrefixRegexp( key ).test( id ) ) { 1287 | url = url.replace( key, item.v ); 1288 | isPathMap = 1; 1289 | return false; 1290 | } 1291 | } ); 1292 | 1293 | // packages处理和匹配 1294 | if ( !isPathMap ) { 1295 | each( 1296 | packagesIndex, 1297 | function ( packageConf ) { 1298 | var name = packageConf.name; 1299 | if ( createPrefixRegexp( name ).test( id ) ) { 1300 | url = url.replace( name, packageConf.location ); 1301 | return false; 1302 | } 1303 | } 1304 | ); 1305 | } 1306 | 1307 | // 相对路径时，附加baseUrl 1308 | if ( !/^([a-z]{2,10}:\/)?\//i.test( url ) ) { 1309 | url = requireConf.baseUrl + url; 1310 | } 1311 | 1312 | // 附加 .extension 和 query 1313 | url += extname + query; 1314 | 1315 | 1316 | var isUrlArgsAppended; 1317 | 1318 | /** 1319 | * 为url附加urlArgs 1320 | * 1321 | * @inner 1322 | * @param {string} args urlArgs串 1323 | */ 1324 | function appendUrlArgs( args ) { 1325 | if ( !isUrlArgsAppended ) { 1326 | url += ( url.indexOf( '?' ) > 0 ? '&' : '?' ) + args; 1327 | isUrlArgsAppended = 1; 1328 | } 1329 | } 1330 | 1331 | // urlArgs处理和匹配 1332 | each( urlArgsIndex, function ( item ) { 1333 | if ( createPrefixRegexp( item.k ).test( id ) ) { 1334 | appendUrlArgs( item.v ); 1335 | return false; 1336 | } 1337 | } ); 1338 | defaultUrlArgs && appendUrlArgs( defaultUrlArgs ); 1339 | 1340 | return url; 1341 | } 1342 | 1343 | /** 1344 | * 创建local require函数 1345 | * 1346 | * @inner 1347 | * @param {number} baseId 当前module id 1348 | * @return {Function} 1349 | */ 1350 | function createLocalRequire( baseId ) { 1351 | var requiredCache = {}; 1352 | function req( requireId, callback ) { 1353 | if ( isString( requireId ) ) { 1354 | var requiredModule; 1355 | if ( !( requiredModule = requiredCache[ requireId ] ) ) { 1356 | requiredModule = nativeRequire( 1357 | normalize( requireId, baseId ), 1358 | callback, 1359 | baseId 1360 | ); 1361 | requiredCache[ requireId ] = requiredModule; 1362 | } 1363 | 1364 | return requiredModule; 1365 | } 1366 | else if ( isArray( requireId ) ) { 1367 | // 分析是否有resource使用的plugin没加载 1368 | var unloadedPluginModules = []; 1369 | each( 1370 | requireId, 1371 | function ( id ) { 1372 | var idInfo = parseId( id ); 1373 | var pluginId = normalize( idInfo.module, baseId ); 1374 | if ( idInfo.resource && !modIsDefined( pluginId ) ) { 1375 | unloadedPluginModules.push( pluginId ); 1376 | } 1377 | } 1378 | ); 1379 | 1380 | // 加载模块 1381 | nativeRequire( 1382 | unloadedPluginModules, 1383 | function () { 1384 | var ids = []; 1385 | each( 1386 | requireId, 1387 | function ( id ) { 1388 | ids.push( normalize( id, baseId ) ); 1389 | } 1390 | ); 1391 | nativeRequire( ids, callback, baseId ); 1392 | }, 1393 | baseId 1394 | ); 1395 | } 1396 | } 1397 | 1398 | /** 1399 | * 将[module ID] + '.extension'格式的字符串转换成url 1400 | * 1401 | * @inner 1402 | * @param {string} source 符合描述格式的源字符串 1403 | * @return {string} 1404 | */ 1405 | req.toUrl = function ( id ) { 1406 | return toUrl( normalize( id, baseId ) ); 1407 | }; 1408 | 1409 | return req; 1410 | } 1411 | 1412 | /** 1413 | * id normalize化 1414 | * 1415 | * @inner 1416 | * @param {string} id 需要normalize的模块标识 1417 | * @param {string} baseId 当前环境的模块标识 1418 | * @return {string} 1419 | */ 1420 | function normalize( id, baseId ) { 1421 | if ( !id ) { 1422 | return ''; 1423 | } 1424 | 1425 | var idInfo = parseId( id ); 1426 | if ( !idInfo ) { 1427 | return id; 1428 | } 1429 | 1430 | var resourceId = idInfo.resource; 1431 | var moduleId = relative2absolute( idInfo.module, baseId ); 1432 | 1433 | each( 1434 | packagesIndex, 1435 | function ( packageConf ) { 1436 | var name = packageConf.name; 1437 | var main = name + '/' + packageConf.main; 1438 | if ( name == moduleId 1439 | ) { 1440 | moduleId = moduleId.replace( name, main ); 1441 | return false; 1442 | } 1443 | } 1444 | ); 1445 | 1446 | moduleId = mappingId( moduleId, baseId ); 1447 | 1448 | if ( resourceId ) { 1449 | var module = modGetModuleExports( moduleId ); 1450 | resourceId = module && module.normalize 1451 | ? module.normalize( 1452 | resourceId, 1453 | function ( resId ) { 1454 | return normalize( resId, baseId ); 1455 | } 1456 | ) 1457 | : normalize( resourceId, baseId ); 1458 | 1459 | return moduleId + '!' + resourceId; 1460 | } 1461 | 1462 | return moduleId; 1463 | } 1464 | 1465 | /** 1466 | * 相对id转换成绝对id 1467 | * 1468 | * @inner 1469 | * @param {string} id 要转换的id 1470 | * @param {string} baseId 当前所在环境id 1471 | * @return {string} 1472 | */ 1473 | function relative2absolute( id, baseId ) { 1474 | if ( /^\.{1,2}/.test( id ) ) { 1475 | var basePath = baseId.split( '/' ); 1476 | var namePath = id.split( '/' ); 1477 | var baseLen = basePath.length - 1; 1478 | var nameLen = namePath.length; 1479 | var cutBaseTerms = 0; 1480 | var cutNameTerms = 0; 1481 | 1482 | pathLoop: for ( var i = 0; i < nameLen; i++ ) { 1483 | var term = namePath[ i ]; 1484 | switch ( term ) { 1485 | case '..': 1486 | if ( cutBaseTerms < baseLen ) { 1487 | cutBaseTerms++; 1488 | cutNameTerms++; 1489 | } 1490 | else { 1491 | break pathLoop; 1492 | } 1493 | break; 1494 | case '.': 1495 | cutNameTerms++; 1496 | break; 1497 | default: 1498 | break pathLoop; 1499 | } 1500 | } 1501 | 1502 | basePath.length = baseLen - cutBaseTerms; 1503 | namePath = namePath.slice( cutNameTerms ); 1504 | 1505 | basePath.push.apply( basePath, namePath ); 1506 | return basePath.join( '/' ); 1507 | } 1508 | 1509 | return id; 1510 | } 1511 | 1512 | /** 1513 | * 确定require的模块id不包含相对id。用于global require，提前预防难以跟踪的错误出现 1514 | * 1515 | * @inner 1516 | * @param {string|Array} requireId require的模块id 1517 | */ 1518 | function assertNotContainRelativeId( requireId ) { 1519 | var invalidIds = []; 1520 | 1521 | /** 1522 | * 监测模块id是否relative id 1523 | * 1524 | * @inner 1525 | * @param {string} id 模块id 1526 | */ 1527 | function monitor( id ) { 1528 | if ( /^\.{1,2}/.test( id ) ) { 1529 | invalidIds.push( id ); 1530 | } 1531 | } 1532 | 1533 | if ( isString( requireId ) ) { 1534 | monitor( requireId ); 1535 | } 1536 | else { 1537 | each( 1538 | requireId, 1539 | function ( id ) { 1540 | monitor( id ); 1541 | } 1542 | ); 1543 | } 1544 | 1545 | // 包含相对id时，直接抛出错误 1546 | if ( invalidIds.length > 0 ) { 1547 | throw new Error( 1548 | '[REQUIRE_FATAL]Relative ID is not allowed in global require: ' 1549 | + invalidIds.join( ', ' ) 1550 | ); 1551 | } 1552 | } 1553 | 1554 | /** 1555 | * 模块id正则 1556 | * 1557 | * @const 1558 | * @inner 1559 | * @type {RegExp} 1560 | */ 1561 | var MODULE_ID_REG = /^[-_a-z0-9\.]+(\/[-_a-z0-9\.]+)*$/i; 1562 | 1563 | /** 1564 | * 解析id，返回带有module和resource属性的Object 1565 | * 1566 | * @inner 1567 | * @param {string} id 标识 1568 | * @return {Object} 1569 | */ 1570 | function parseId( id ) { 1571 | var segs = id.split( '!' ); 1572 | 1573 | if ( MODULE_ID_REG.test( segs[ 0 ] ) ) { 1574 | return { 1575 | module : segs[ 0 ], 1576 | resource : segs[ 1 ] || '' 1577 | }; 1578 | } 1579 | 1580 | return null; 1581 | } 1582 | 1583 | /** 1584 | * 基于map配置项的id映射 1585 | * 1586 | * @inner 1587 | * @param {string} id 模块id 1588 | * @param {string} baseId 当前环境的模块id 1589 | * @return {string} 1590 | */ 1591 | function mappingId( id, baseId ) { 1592 | each( 1593 | mappingIdIndex, 1594 | function ( item ) { 1595 | if ( item.reg.test( baseId ) ) { 1596 | 1597 | each( item.v, function ( mapData ) { 1598 | var key = mapData.k; 1599 | var rule = createPrefixRegexp( key ); 1600 | 1601 | if ( rule.test( id ) ) { 1602 | id = id.replace( key, mapData.v ); 1603 | return false; 1604 | } 1605 | } ); 1606 | 1607 | return false; 1608 | } 1609 | } 1610 | ); 1611 | 1612 | return id; 1613 | } 1614 | 1615 | /** 1616 | * 将对象数据转换成数组，数组每项是带有k和v的Object 1617 | * 1618 | * @inner 1619 | * @param {Object} source 对象数据 1620 | * @return {Array.} 1621 | */ 1622 | function kv2List( source ) { 1623 | var list = []; 1624 | for ( var key in source ) { 1625 | if ( source.hasOwnProperty( key ) ) { 1626 | list.push( { 1627 | k: key, 1628 | v: source[ key ] 1629 | } ); 1630 | } 1631 | } 1632 | 1633 | return list; 1634 | } 1635 | 1636 | // 感谢requirejs，通过currentlyAddingScript兼容老旧ie 1637 | // 1638 | // For some cache cases in IE 6-8, the script executes before the end 1639 | // of the appendChild execution, so to tie an anonymous define 1640 | // call to the module name (which is stored on the node), hold on 1641 | // to a reference to this node, but clear after the DOM insertion. 1642 | var currentlyAddingScript; 1643 | var interactiveScript; 1644 | 1645 | /** 1646 | * 获取当前script标签 1647 | * 用于ie下define未指定module id时获取id 1648 | * 1649 | * @inner 1650 | * @return {HTMLDocument} 1651 | */ 1652 | function getCurrentScript() { 1653 | if ( currentlyAddingScript ) { 1654 | return currentlyAddingScript; 1655 | } 1656 | else if ( 1657 | interactiveScript 1658 | && interactiveScript.readyState == 'interactive' 1659 | ) { 1660 | return interactiveScript; 1661 | } 1662 | else { 1663 | var scripts = document.getElementsByTagName( 'script' ); 1664 | var scriptLen = scripts.length; 1665 | while ( scriptLen-- ) { 1666 | var script = scripts[ scriptLen ]; 1667 | if ( script.readyState == 'interactive' ) { 1668 | interactiveScript = script; 1669 | return script; 1670 | } 1671 | } 1672 | } 1673 | } 1674 | 1675 | /** 1676 | * 向页面中插入script标签 1677 | * 1678 | * @inner 1679 | * @param {HTMLScriptElement} script script标签 1680 | */ 1681 | function appendScript( script ) { 1682 | currentlyAddingScript = script; 1683 | 1684 | var doc = document; 1685 | (doc.getElementsByTagName('head')[0] || doc.body).appendChild( script ); 1686 | 1687 | currentlyAddingScript = null; 1688 | } 1689 | 1690 | /** 1691 | * 创建id前缀匹配的正则对象 1692 | * 1693 | * @inner 1694 | * @param {string} prefix id前缀 1695 | * @return {RegExp} 1696 | */ 1697 | function createPrefixRegexp( prefix ) { 1698 | return new RegExp( '^' + prefix + '(/|$)' ); 1699 | } 1700 | 1701 | /** 1702 | * 判断对象是否数组类型 1703 | * 1704 | * @inner 1705 | * @param {*} obj 要判断的对象 1706 | * @return {boolean} 1707 | */ 1708 | function isArray( obj ) { 1709 | return obj instanceof 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