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content-script.js 31 KB

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  1. /**
  2. * Json Page Automatic Format Via FeHelper
  3. * @author zhaoxianlie
  4. */
  5. window.JsonAutoFormat = (() => {
  6. // 留100ms时间给静态文件加载,当然,这个代码只是留给未开发过程中用的
  7. let pleaseLetJsLoaded = 0;
  8. let __importScript = (filename) => {
  9. pleaseLetJsLoaded = 100;
  10. let url = filename;
  11. if (location.protocol === 'chrome-extension:' || chrome.runtime && chrome.runtime.getURL) {
  12. url = chrome.runtime.getURL('json-format/' + filename);
  13. }
  14. // 使用chrome.runtime.sendMessage向background请求加载脚本
  15. chrome.runtime.sendMessage({
  16. type: 'fh-dynamic-any-thing',
  17. thing: 'load-local-script',
  18. script: url
  19. }, (scriptContent) => {
  20. if (!scriptContent) {
  21. return;
  22. }
  23. // 如果有evalCore则使用它
  24. if (window.evalCore && window.evalCore.getEvalInstance) {
  25. try {
  26. window.evalCore.getEvalInstance(window)(scriptContent);
  27. } catch(e) {
  28. }
  29. } else {
  30. // 创建一个函数来执行脚本
  31. try {
  32. // 使用Function构造函数创建一个函数,并在当前窗口上下文中执行
  33. // 这比动态创建script元素更安全,因为它不涉及DOM操作
  34. const executeScript = new Function(scriptContent);
  35. executeScript.call(window);
  36. } catch(e) {
  37. }
  38. }
  39. });
  40. };
  41. // 加载所需脚本
  42. __importScript('json-bigint.js');
  43. __importScript('format-lib.js');
  44. __importScript('json-abc.js');
  45. __importScript('json-decode.js');
  46. const JSON_SORT_TYPE_KEY = 'json_sort_type_key';
  47. // 本地永久存储的key
  48. const STORAGE_KEYS = {
  49. // 总是开启JSON自动格式化功能
  50. JSON_PAGE_FORMAT: 'JSON_PAGE_FORMAT',
  51. // 总是显示顶部工具栏
  52. JSON_TOOL_BAR_ALWAYS_SHOW: 'JSON_TOOL_BAR_ALWAYS_SHOW',
  53. // 启用底部状态栏
  54. STATUS_BAR_ALWAYS_SHOW: 'STATUS_BAR_ALWAYS_SHOW',
  55. // 自动进行URL、Unicode解码
  56. AUTO_TEXT_DECODE: 'AUTO_TEXT_DECODE',
  57. // 修正乱码
  58. FIX_ERROR_ENCODING: 'FIX_ERROR_ENCODING',
  59. // 启用JSON key排序功能
  60. ENABLE_JSON_KEY_SORT: 'ENABLE_JSON_KEY_SORT',
  61. // 保留键值双引号
  62. KEEP_KEY_VALUE_DBL_QUOTE: 'KEEP_KEY_VALUE_DBL_QUOTE',
  63. // 最大json key数量
  64. MAX_JSON_KEYS_NUMBER: 'MAX_JSON_KEYS_NUMBER',
  65. // 自定义皮肤
  66. JSON_FORMAT_THEME: 'JSON_FORMAT_THEME'
  67. };
  68. // 皮肤定义
  69. const SKIN_THEME = {
  70. '0': 'theme-default',
  71. '1': 'theme-simple',
  72. '2': 'theme-light',
  73. '3': 'theme-dark',
  74. '4': 'theme-vscode',
  75. '5': 'theme-github',
  76. '6': 'theme-vegetarian'
  77. };
  78. let cssInjected = false;
  79. // JSONP形式下的callback name
  80. let funcName = null;
  81. let fnTry = null;
  82. let fnCatch = null;
  83. // 工具栏是否显示
  84. let showToolBar = true;
  85. // 格式化的配置
  86. let formatOptions = {
  87. JSON_FORMAT_THEME: 0,
  88. sortType: 0,
  89. autoDecode: false,
  90. originalSource: ''
  91. };
  92. // 获取JSON格式化的配置信息
  93. let _getAllOptions = (success) => {
  94. chrome.runtime.sendMessage({
  95. type: 'fh-dynamic-any-thing',
  96. thing:'request-jsonformat-options',
  97. params: STORAGE_KEYS
  98. }, result => success(result));
  99. };
  100. let _getHtmlFragment = () => {
  101. // 判断当前地区是否在美国
  102. const isInUSA = () => {
  103. // 通过时区判断是否在美国
  104. const timeZone = Intl.DateTimeFormat().resolvedOptions().timeZone;
  105. const isUSTimeZone = /^America\/(New_York|Chicago|Denver|Los_Angeles|Anchorage|Honolulu)/.test(timeZone);
  106. // 通过语言判断
  107. const language = navigator.language || navigator.userLanguage;
  108. const isUSLanguage = language.toLowerCase().indexOf('en-us') > -1;
  109. // 如果时区和语言都符合美国特征,则认为在美国
  110. return (isUSTimeZone && isUSLanguage);
  111. };
  112. return [
  113. '<div id="jfToolbar" class="x-toolbar" style="display:none">' +
  114. ' <a href="https://fehelper.com" target="_blank" class="x-a-title">' +
  115. ' <img src="' + chrome.runtime.getURL('static/img/fe-16.png') + '" alt="fehelper"/> FeHelper</a>' +
  116. ' <span class="x-b-title"></span>' +
  117. ' <span class="x-sort">' +
  118. ' <span class="x-split">|</span>' +
  119. ' <span class="x-stitle">排序:</span>' +
  120. ' <label for="sort_null">默认</label><input type="radio" name="jsonsort" id="sort_null" value="0" checked>' +
  121. ' <label for="sort_asc">升序</label><input type="radio" name="jsonsort" id="sort_asc" value="1">' +
  122. ' <label for="sort_desc">降序</label><input type="radio" name="jsonsort" id="sort_desc" value="-1">' +
  123. ' </span>' +
  124. ' <span class="x-fix-encoding"><span class="x-split">|</span><button class="xjf-btn" id="jsonGetCorrectCnt">乱码修正</button></span>' +
  125. ' <span id="optionBar"></span>' +
  126. ' <span class="fe-feedback">' +
  127. ' <span class="x-settings"><svg aria-hidden="true" height="16" version="1.1" viewBox="0 0 14 16" width="14">' +
  128. ' <path fill-rule="evenodd" d="M14 8.77v-1.6l-1.94-.64-.45-1.09.88-1.84-1.13-1.13-1.81.91-1.09-.45-.69-1.92h-1.6l-.63 1.94-1.11.45-1.84-.88-1.13 1.13.91 1.81-.45 1.09L0 7.23v1.59l1.94.64.45 1.09-.88 1.84 1.13 1.13 1.81-.91 1.09.45.69 1.92h1.59l.63-1.94 1.11-.45 1.84.88 1.13-1.13-.92-1.81.47-1.09L14 8.75v.02zM7 11c-1.66 0-3-1.34-3-3s1.34-3 3-3 3 1.34 3 3-1.34 3-3 3z"></path>' +
  129. ' </svg>高级定制</span>' +
  130. ' <a id="toggleBtn" title="展开或收起工具栏">隐藏&gt;&gt;</a>' +
  131. ' <span class="x-donate-link' + (isInUSA() ? ' x-donate-link-us' : '') + '"><a href="#" id="donateLink"><i class="nav-icon">❤</i>&nbsp;打赏鼓励</a></span>' +
  132. ' <a class="x-other-tools' + (isInUSA() ? ' x-other-tools-us' : '') + '" style="cursor:pointer"><i class="icon-plus-circle">+</i>探索 <span class="tool-market-badge">工具市场</span></a>' +
  133. ' </span>' +
  134. '</div>',
  135. '<div id="formattingMsg"><span class="x-loading"></span>格式化中...</div>',
  136. '<div class="mod-json mod-contentscript"><div class="rst-item">',
  137. '<div id="jfCallbackName_start" class="callback-name"></div>',
  138. '<div id="jfContent"></div>',
  139. '<pre id="jfContent_pre"></pre>',
  140. '<div id="jfCallbackName_end" class="callback-name"></div>',
  141. '</div></div>'
  142. ].join('')
  143. };
  144. let _createSettingPanel = () => {
  145. let html = `<div id="jfSettingPanel" class="mod-setting-panel">
  146. <h4>基本配置项</h4>
  147. <form action="#">
  148. <ul>
  149. <li><label><input type="checkbox" name="alwaysOn" value="1">总是开启JSON自动格式化功能</label></li>
  150. <li><label><input type="checkbox" name="alwaysShowToolbar" value="1">总是显示顶部工具栏</label></li>
  151. <li><label><input type="checkbox" name="alwaysShowStatusbar" value="1">启用状态栏(包含复制/下载/删除)</label></li>
  152. <li><label><input type="checkbox" name="autoDecode" value="1">自动进行URL、Unicode解码</label></li>
  153. <li><label><input type="checkbox" name="errorEncoding" value="1">乱码修正(需手动操作,一键修正)</label></li>
  154. <li><label><input type="checkbox" name="enableSort" value="1">启用JSON键名排序功能</label></li>
  155. <li><label><input type="checkbox" name="keepQuote" value="1">格式化后保留键值对的双引号</label></li>
  156. <li><label><input type="text" name="maxlength" value="10000">最大支持的JSON Key数量</label></li>
  157. </ul>
  158. <h4>自定义皮肤</h4>
  159. <ul>
  160. <li><label><input type="radio" name="skinId" value="0">默认模式(简约风格)</label></li>
  161. <li><label><input type="radio" name="skinId" value="1">极简模式(纯源码)</label></li>
  162. <li><label><input type="radio" name="skinId" value="2">清爽模式(明亮、跳跃)</label></li>
  163. <li><label><input type="radio" name="skinId" value="3">暗黑模式(安静、忧郁)</label></li>
  164. <li><label><input type="radio" name="skinId" value="4">vscode模式(醒目、专注)</label></li>
  165. <li><label><input type="radio" name="skinId" value="5">github模式(纵享丝滑)</label></li>
  166. <li><label><input type="radio" name="skinId" value="6">素人模式(清心寡欲)</label></li>
  167. </ul>
  168. <div class="btns">
  169. <input type="submit" class="xjf-btn" name="submit" value="确定">
  170. <input type="reset" class="xjf-btn" name="reset" value="取消">
  171. </div>
  172. </form>
  173. </div>`;
  174. let sPanel = $('#jfSettingPanel');
  175. if (!sPanel.length) {
  176. sPanel = $(html).appendTo('#jfToolbar');
  177. // 表单提交时,保存数据
  178. sPanel.find('input[type="submit"]').on('click', function (e) {
  179. e.preventDefault();
  180. e.stopPropagation();
  181. let formData = {};
  182. formData.JSON_PAGE_FORMAT = sPanel.find('input[name="alwaysOn"]').prop('checked');
  183. formData.JSON_TOOL_BAR_ALWAYS_SHOW = sPanel.find('input[name="alwaysShowToolbar"]').prop('checked');
  184. formData.STATUS_BAR_ALWAYS_SHOW = sPanel.find('input[name="alwaysShowStatusbar"]').prop('checked');
  185. formData.AUTO_TEXT_DECODE = sPanel.find('input[name="autoDecode"]').prop('checked');
  186. formData.FIX_ERROR_ENCODING = sPanel.find('input[name="errorEncoding"]').prop('checked');
  187. formData.ENABLE_JSON_KEY_SORT = sPanel.find('input[name="enableSort"]').prop('checked');
  188. formData.KEEP_KEY_VALUE_DBL_QUOTE = sPanel.find('input[name="keepQuote"]').prop('checked');
  189. formData.MAX_JSON_KEYS_NUMBER = sPanel.find('input[name="maxlength"]').val();
  190. formData.JSON_FORMAT_THEME = sPanel.find('input[name="skinId"]:checked').val();
  191. // 同步更新当前页面的formatOptions对象
  192. Object.keys(formData).forEach(key => {
  193. formatOptions[key] = formData[key];
  194. });
  195. chrome.runtime.sendMessage({
  196. type: 'fh-dynamic-any-thing',
  197. thing: 'save-jsonformat-options',
  198. params: formData
  199. }, result => {
  200. sPanel.hide();
  201. // 重新应用格式化以展示最新设置
  202. _didFormat();
  203. });
  204. });
  205. sPanel.find('input[name="alwaysShowToolbar"]').on('click', function (e) {
  206. $('.fe-feedback #toggleBtn').trigger('click');
  207. });
  208. sPanel.find('input[name="errorEncoding"]').on('click', function (e) {
  209. let el = $('#jfToolbar').find('.x-fix-encoding');
  210. $(this).prop('checked') ? el.show() : el.hide();
  211. });
  212. sPanel.find('input[name="enableSort"]').on('click', function (e) {
  213. let el = $('#jfToolbar').find('.x-sort');
  214. $(this).prop('checked') ? el.show() : el.hide();
  215. });
  216. sPanel.find('input[type="reset"]').on('click', (e) => sPanel.hide());
  217. sPanel.find('input[name="skinId"]').on('click', function (e) {
  218. formatOptions.JSON_FORMAT_THEME = this.value;
  219. _didFormat();
  220. });
  221. sPanel.find('input[name="alwaysShowStatusbar"]').on('click', function (e) {
  222. formatOptions.STATUS_BAR_ALWAYS_SHOW = $(this).prop('checked');
  223. let elBody = $('body');
  224. if (formatOptions.STATUS_BAR_ALWAYS_SHOW) {
  225. elBody.removeClass('hide-status-bar');
  226. } else {
  227. elBody.addClass('hide-status-bar');
  228. }
  229. });
  230. sPanel.find('input[name="keepQuote"]').on('click', function (e) {
  231. formatOptions.KEEP_KEY_VALUE_DBL_QUOTE = $(this).prop('checked');
  232. let elBody = $('body');
  233. if (formatOptions.KEEP_KEY_VALUE_DBL_QUOTE) {
  234. elBody.removeClass('remove-quote');
  235. } else {
  236. elBody.addClass('remove-quote');
  237. }
  238. });
  239. } else if (sPanel[0].offsetHeight) {
  240. return sPanel.hide();
  241. } else {
  242. sPanel.show();
  243. }
  244. _getAllOptions(result => {
  245. result.JSON_PAGE_FORMAT && sPanel.find('input[name="alwaysOn"]').prop('checked', true);
  246. result.JSON_TOOL_BAR_ALWAYS_SHOW && sPanel.find('input[name="alwaysShowToolbar"]').prop('checked', true);
  247. result.STATUS_BAR_ALWAYS_SHOW && sPanel.find('input[name="alwaysShowStatusbar"]').prop('checked', true);
  248. result.AUTO_TEXT_DECODE && sPanel.find('input[name="autoDecode"]').prop('checked', true);
  249. result.FIX_ERROR_ENCODING && sPanel.find('input[name="errorEncoding"]').prop('checked', true);
  250. result.ENABLE_JSON_KEY_SORT && sPanel.find('input[name="enableSort"]').prop('checked', true);
  251. result.KEEP_KEY_VALUE_DBL_QUOTE && sPanel.find('input[name="keepQuote"]').prop('checked', true);
  252. sPanel.find('input[name="maxlength"]').attr('value', result.MAX_JSON_KEYS_NUMBER || 10000);
  253. sPanel.find(`input[name="skinId"][value="${result.JSON_FORMAT_THEME || 0}"]`).attr('checked', true);
  254. });
  255. };
  256. // 检测当前页面的CSP,防止出现这种情况:
  257. // DOMException: Failed to read the 'localStorage' property from 'Window': The document is sandboxed and lacks the 'allow-same-origin' flag.
  258. let _checkContentSecurityPolicy = () => {
  259. try {
  260. localStorage.getItem(1);
  261. } catch (e) {
  262. return false;
  263. }
  264. return true;
  265. };
  266. let _initToolbar = () => {
  267. showToolBar = formatOptions.JSON_TOOL_BAR_ALWAYS_SHOW;
  268. let cspSafe = _checkContentSecurityPolicy();
  269. if (cspSafe) {
  270. // =============================排序:获取上次记录的排序方式
  271. if (formatOptions.ENABLE_JSON_KEY_SORT) {
  272. formatOptions.sortType = parseInt(localStorage.getItem(JSON_SORT_TYPE_KEY) || 0);
  273. // 排序选项初始化
  274. $('[name=jsonsort][value=' + formatOptions.sortType + ']').attr('checked', 1);
  275. } else {
  276. formatOptions.sortType = 0;
  277. $('#jfToolbar .x-sort').hide();
  278. }
  279. // =============================事件初始化
  280. $('[name=jsonsort]').click(function (e) {
  281. let sortType = parseInt(this.value);
  282. if (sortType !== formatOptions.sortType) {
  283. formatOptions.sortType = sortType;
  284. _didFormat();
  285. }
  286. localStorage.setItem(JSON_SORT_TYPE_KEY, sortType);
  287. });
  288. } else {
  289. $('#jfToolbar .x-sort').hide();
  290. }
  291. // =============================乱码修正
  292. if (!formatOptions.FIX_ERROR_ENCODING) {
  293. $('#jfToolbar .x-fix-encoding').hide();
  294. }
  295. // =============================工具栏的显示与隐藏控制
  296. let toolBarClassList = document.querySelector('#jfToolbar').classList;
  297. let tgBtn = $('.fe-feedback #toggleBtn');
  298. if (formatOptions.JSON_TOOL_BAR_ALWAYS_SHOW) {
  299. toolBarClassList.remove('t-collapse');
  300. tgBtn.html('隐藏&gt;&gt;');
  301. } else {
  302. toolBarClassList.add('t-collapse');
  303. tgBtn.html('&lt;&lt;');
  304. }
  305. tgBtn.click(function (e) {
  306. e.preventDefault();
  307. e.stopPropagation();
  308. let toolBarClassList = document.querySelector('#jfToolbar').classList;
  309. showToolBar = !showToolBar;
  310. if (showToolBar) {
  311. toolBarClassList.remove('t-collapse');
  312. tgBtn.html('隐藏&gt;&gt;');
  313. formatOptions.JSON_TOOL_BAR_ALWAYS_SHOW = true;
  314. } else {
  315. toolBarClassList.add('t-collapse');
  316. tgBtn.html('&lt;&lt;');
  317. formatOptions.JSON_TOOL_BAR_ALWAYS_SHOW = false;
  318. }
  319. $('#jfToolbar input[name="alwaysShowToolbar"]').prop('checked', showToolBar);
  320. });
  321. $('.fe-feedback .x-other-tools').on('click', function (e) {
  322. chrome.runtime.sendMessage({
  323. type: 'fh-dynamic-any-thing',
  324. thing: 'open-options-page'
  325. });
  326. });
  327. $('.fe-feedback .x-settings').click(e => _createSettingPanel());
  328. $('#jsonGetCorrectCnt').click(e => _getCorrectContent());
  329. $('.x-toolbar .x-donate-link').on('click', function (e) {
  330. chrome.runtime.sendMessage({
  331. type: 'fh-dynamic-any-thing',
  332. thing: 'open-donate-modal',
  333. params: { toolName: 'json-format' }
  334. });
  335. });
  336. };
  337. let _didFormat = function () {
  338. let source = formatOptions.originalSource;
  339. if (formatOptions.sortType !== 0) {
  340. let jsonObj = JsonABC.sortObj(JSON.parse(formatOptions.originalSource), parseInt(formatOptions.sortType), true);
  341. source = JSON.stringify(jsonObj);
  342. }
  343. let elBody = $('body');
  344. let theme = SKIN_THEME[formatOptions.JSON_FORMAT_THEME || 0];
  345. Object.values(SKIN_THEME).forEach(th => elBody.removeClass(th));
  346. elBody.addClass(theme);
  347. // 控制引号
  348. if (formatOptions.KEEP_KEY_VALUE_DBL_QUOTE) {
  349. elBody.removeClass('remove-quote');
  350. } else {
  351. elBody.addClass('remove-quote');
  352. }
  353. // 控制底部状态栏
  354. if (formatOptions.STATUS_BAR_ALWAYS_SHOW) {
  355. elBody.removeClass('hide-status-bar');
  356. } else {
  357. elBody.addClass('hide-status-bar');
  358. }
  359. if (formatOptions.autoDecode) {
  360. (async () => {
  361. let txt = await JsonEnDecode.urlDecodeByFetch(source);
  362. source = JsonEnDecode.uniDecode(txt);
  363. // 格式化
  364. try {
  365. await Formatter.format(source, theme);
  366. } catch (e) {
  367. await Formatter.formatSync(source, theme)
  368. }
  369. $('#jfToolbar').show();
  370. })();
  371. } else {
  372. (async () => {
  373. // 格式化
  374. try {
  375. await Formatter.format(source, theme);
  376. } catch (e) {
  377. await Formatter.formatSync(source, theme)
  378. }
  379. $('#jfToolbar').show();
  380. })();
  381. }
  382. // 如果是JSONP格式的,需要把方法名也显示出来
  383. if (funcName != null) {
  384. if (fnTry && fnCatch) {
  385. $('#jfCallbackName_start').html('<pre style="padding:0">' + fnTry + '</pre>' + funcName + '(');
  386. $('#jfCallbackName_end').html(')<br><pre style="padding:0">' + fnCatch + '</pre>');
  387. } else {
  388. $('#jfCallbackName_start').html(funcName + '(');
  389. $('#jfCallbackName_end').html(')');
  390. }
  391. }
  392. // 埋点:自动触发json-format-auto
  393. chrome.runtime.sendMessage({
  394. type: 'fh-dynamic-any-thing',
  395. thing: 'statistics-tool-usage',
  396. params: {
  397. tool_name: 'json-format',
  398. url: location.href
  399. }
  400. });
  401. };
  402. let _getCorrectContent = function () {
  403. fetch(location.href).then(res => res.text()).then(text => {
  404. formatOptions.originalSource = text;
  405. _didFormat();
  406. });
  407. };
  408. /**
  409. * 从一个dom节点去获取json内容,这里面有很多的判断
  410. */
  411. let _getJsonContentFromDOM = function (dom) {
  412. let source = dom.textContent.trim();
  413. if (!source && document.body) {
  414. source = (document.body.textContent || '').trim()
  415. }
  416. if (!source) {
  417. return false;
  418. }
  419. // 1、如果body的内容还包含HTML标签,肯定不是合法的json了
  420. // 2、如果是合法的json,也只可能有一个text节点
  421. // 3、但是要兼容一下其他插件对页面的破坏情况
  422. // 4、对于content-type是application/json的页面可以做宽松处理
  423. let nodes = document.body.childNodes;
  424. let jsonText = '';
  425. let isJsonContentType = document.contentType === 'application/json';
  426. for (let i = 0, len = nodes.length; i < len; i++) {
  427. let elm = nodes[i];
  428. if (elm.nodeType === Node.TEXT_NODE) {
  429. jsonText += (elm.textContent || '').trim();
  430. } else if (isJsonContentType) {
  431. if ((elm.offsetHeight + elm.offsetWidth !== 0) && elm.textContent.length > jsonText.length) {
  432. jsonText = elm.textContent;
  433. }
  434. } else {
  435. if (nodes[i].nodeType === Node.ELEMENT_NODE) {
  436. let tagName = elm.tagName.toLowerCase();
  437. let text = (elm.textContent || '').trim();
  438. // 如果包含了script和link标签,需要看标签的src和href属性值,如果不是chrome-extensions注入的,也要跳出
  439. if (['script', 'link'].includes(tagName)) {
  440. let url = elm.getAttribute('src') || elm.getAttribute('href');
  441. if (!!url && !/^chrome\-extension:\/\//.test(url)) {
  442. return false;
  443. }
  444. }
  445. // 如果不是pre标签,并且还不是隐藏节点,且内容不为空,也要跳出
  446. else if (tagName !== 'pre' && (elm.offsetWidth + elm.offsetHeight !== 0 && !!text)) {
  447. return false;
  448. }
  449. // 如果是pre标签,但当前节点内容与最初body.textContent提取值不一致,都跳出
  450. else if (tagName === 'pre' && text !== source) {
  451. return false;
  452. }
  453. } else {
  454. return false;
  455. }
  456. }
  457. }
  458. return (jsonText || '').trim() || source;
  459. };
  460. /**
  461. * 从页面提取JSON文本
  462. * @returns {string}
  463. * @private
  464. */
  465. let _getJsonText = function () {
  466. // 如果是js内容,则不进行json格式化
  467. let isJs = /\.js$/.test(new URL(location.href).pathname);
  468. isJs = isJs && document.contentType === 'application/javascript';
  469. if (isJs) {
  470. return false;
  471. }
  472. // 如果是 HTML 页面,也要看一下内容是不是明显就是个JSON,如果不是,则也不进行 json 格式化
  473. if (document.contentType === 'text/html' && document.body) {
  474. // 使用 DOMParser 解析 HTML
  475. const parser = new DOMParser();
  476. const doc = parser.parseFromString(document.body.outerHTML, "text/html");
  477. // 移除不需要的标签
  478. doc.querySelectorAll('style, script').forEach(el => el.remove());
  479. // 获取清理后的文本
  480. const cleanText = doc.body.textContent;
  481. let jsonObj = _getJsonObject(cleanText);
  482. if(!jsonObj) {
  483. return false;
  484. }
  485. }
  486. let pre = document.querySelectorAll('body>pre')[0] || {textContent: ""};
  487. return _getJsonContentFromDOM(pre);
  488. };
  489. /**
  490. * 获取一个JSON的所有Key数量
  491. * @param json
  492. * @returns {number}
  493. * @private
  494. */
  495. let _getAllKeysCount = function (json) {
  496. let count = 0;
  497. if (typeof json === 'object') {
  498. let keys = Object.keys(json);
  499. count += keys.length;
  500. keys.forEach(key => {
  501. if (json[key] && typeof json[key] === 'object') {
  502. count += _getAllKeysCount(json[key]);
  503. }
  504. });
  505. }
  506. return count;
  507. };
  508. // 用新的options来覆盖默认options
  509. let _extendsOptions = options => {
  510. options = options || {};
  511. Object.keys(options).forEach(opt => formatOptions[opt] = options[opt]);
  512. };
  513. /**
  514. * 判断字符串参数是否为一个合法的json,如果是则返回json对象
  515. * @param {*} source
  516. * @returns
  517. */
  518. let _getJsonObject = function (source) {
  519. let jsonObj = null;
  520. // 下面校验给定字符串是否为一个合法的json
  521. try {
  522. // 再看看是不是jsonp的格式
  523. let reg = /^([\w\.]+)\(\s*([\s\S]*)\s*\)$/m;
  524. // 优化后的 try/catch 包裹处理
  525. fnTry = null;
  526. fnCatch = null;
  527. // 处理开头
  528. if (source.startsWith('try {')) {
  529. fnTry = 'try {';
  530. source = source.slice(5).trimStart();
  531. }
  532. // 处理结尾
  533. let catchIdx = source.lastIndexOf('} catch');
  534. if (catchIdx !== -1) {
  535. // 找到最后一个 } catch,截取到末尾
  536. fnCatch = source.slice(catchIdx);
  537. source = source.slice(0, catchIdx).trimEnd();
  538. }
  539. // 只做一次正则匹配
  540. let matches = reg.exec(source);
  541. if (matches != null && (fnTry && fnCatch || !fnTry && !fnCatch)) {
  542. funcName = matches[1];
  543. source = matches[2];
  544. } else {
  545. reg = /^([\{\[])/;
  546. if (!reg.test(source)) {
  547. return;
  548. }
  549. }
  550. // 这里可能会throw exception
  551. jsonObj = JSON.parse(source);
  552. } catch (ex) {
  553. // new Function的方式,能自动给key补全双引号,但是不支持bigint,所以是下下策,放在try-catch里搞
  554. try {
  555. jsonObj = new Function("return " + source)();
  556. } catch (exx) {
  557. try {
  558. // 再给你一次机会,是不是下面这种情况: "{\"ret\":\"0\", \"msg\":\"ok\"}"
  559. jsonObj = new Function("return '" + source + "'")();
  560. if (typeof jsonObj === 'string') {
  561. try {
  562. // 确保bigint不会失真
  563. jsonObj = JSON.parse(jsonObj);
  564. } catch (ie) {
  565. // 最后给你一次机会,是个字符串,老夫给你再转一次
  566. jsonObj = new Function("return " + jsonObj)();
  567. }
  568. }
  569. } catch (exxx) {
  570. return;
  571. }
  572. }
  573. }
  574. try {
  575. // 要尽量保证格式化的东西一定是一个json,所以需要把内容进行JSON.stringify处理
  576. source = JSON.stringify(jsonObj);
  577. } catch (ex) {
  578. // 通过JSON反解不出来的,一定有问题
  579. return;
  580. }
  581. return jsonObj;
  582. };
  583. /**
  584. * 根据最终拿到的json source,对页面进行格式化操作
  585. * @param {*} source
  586. * @returns
  587. */
  588. let _formatTheSource = function (source) {
  589. let jsonObj = _getJsonObject(source);
  590. // 是json格式,可以进行JSON自动格式化
  591. if (jsonObj != null && typeof jsonObj === "object") {
  592. // 提前注入css
  593. if(!cssInjected) {
  594. chrome.runtime.sendMessage({
  595. type: 'fh-dynamic-any-thing',
  596. thing:'inject-content-css',
  597. tool: 'json-format'
  598. });
  599. cssInjected = true;
  600. }
  601. // JSON的所有key不能超过预设的值,比如 10000 个,要不然自动格式化会比较卡
  602. if (formatOptions['MAX_JSON_KEYS_NUMBER']) {
  603. let keysCount = _getAllKeysCount(jsonObj);
  604. if (keysCount > formatOptions['MAX_JSON_KEYS_NUMBER']) {
  605. let msg = '当前JSON共 <b style="color:red">' + keysCount + '</b> 个Key,大于预设值' + formatOptions['MAX_JSON_KEYS_NUMBER'] + ',已取消自动格式化;可到FeHelper设置页调整此配置!';
  606. return toast(msg);
  607. }
  608. }
  609. $('html').addClass('fh-jf');
  610. $('body').prepend(_getHtmlFragment());
  611. let preLength = $('body>pre').remove().length;
  612. if (!preLength) {
  613. Array.prototype.slice.call(document.body.childNodes).forEach(node => {
  614. (node.nodeType === Node.TEXT_NODE) && node.remove();
  615. });
  616. }
  617. formatOptions.originalSource = JSON.stringify(jsonObj);
  618. // 确保从storage加载最新设置
  619. _getAllOptions(options => {
  620. _extendsOptions(options);
  621. _initToolbar();
  622. _didFormat();
  623. });
  624. }
  625. };
  626. /**
  627. * 执行format操作
  628. * @private
  629. */
  630. let _format = function () {
  631. let source = _getJsonText();
  632. if (source) {
  633. _formatTheSource(source);
  634. }
  635. };
  636. // 页面加载后自动采集
  637. try {
  638. if (window.chrome && chrome.runtime && chrome.runtime.sendMessage && window.Awesome && window.Awesome.collectAndSendClientInfo) {
  639. window.Awesome.collectAndSendClientInfo();
  640. } else {
  641. // fallback: 动态加载Awesome模块
  642. import(chrome.runtime.getURL('background/awesome.js')).then(module => {
  643. module.default.collectAndSendClientInfo();
  644. }).catch(() => {});
  645. }
  646. } catch(e) {}
  647. return {
  648. format: () => _getAllOptions(options => {
  649. if(options.JSON_PAGE_FORMAT) {
  650. let intervalId = setTimeout(() => {
  651. if(typeof Formatter !== 'undefined') {
  652. clearInterval(intervalId);
  653. // 加载所有保存的配置
  654. _extendsOptions(options);
  655. // 应用格式化
  656. _format();
  657. }
  658. },pleaseLetJsLoaded);
  659. }
  660. })
  661. };
  662. })();
  663. if(location.protocol !== 'chrome-extension:') {
  664. (async () => {
  665. await window.JsonAutoFormat.format();
  666. })();
  667. }