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- (function () {
- if (typeof Prism === 'undefined' || typeof document === 'undefined') {
- return;
- }
-
-
- var adapters = [];
-
- function registerAdapter(adapter, name) {
- name = name || adapter.name;
- if (typeof adapter === 'function' && !getAdapter(adapter) && !getAdapter(name)) {
- adapters.push({ adapter: adapter, name: name });
- }
- }
-
- function getAdapter(adapter) {
- if (typeof adapter === 'function') {
- for (var i = 0, item; (item = adapters[i++]);) {
- if (item.adapter.valueOf() === adapter.valueOf()) {
- return item.adapter;
- }
- }
- } else if (typeof adapter === 'string') {
-
- for (var i = 0, item; (item = adapters[i++]);) {
- if (item.name === adapter) {
- return item.adapter;
- }
- }
- }
- return null;
- }
-
- function removeAdapter(adapter) {
- if (typeof adapter === 'string') {
- adapter = getAdapter(adapter);
- }
- if (typeof adapter === 'function') {
- var index = adapters.findIndex(function (item) {
- return item.adapter === adapter;
- });
- if (index >= 0) {
- adapters.splice(index, 1);
- }
- }
- }
- registerAdapter(function github(rsp) {
- if (rsp && rsp.meta && rsp.data) {
- if (rsp.meta.status && rsp.meta.status >= 400) {
- return 'Error: ' + (rsp.data.message || rsp.meta.status);
- } else if (typeof (rsp.data.content) === 'string') {
- return typeof (atob) === 'function'
- ? atob(rsp.data.content.replace(/\s/g, ''))
- : 'Your browser cannot decode base64';
- }
- }
- return null;
- }, 'github');
- registerAdapter(function gist(rsp, el) {
- if (rsp && rsp.meta && rsp.data && rsp.data.files) {
- if (rsp.meta.status && rsp.meta.status >= 400) {
- return 'Error: ' + (rsp.data.message || rsp.meta.status);
- }
- var files = rsp.data.files;
- var filename = el.getAttribute('data-filename');
- if (filename == null) {
-
-
-
- for (var key in files) {
- if (files.hasOwnProperty(key)) {
- filename = key;
- break;
- }
- }
- }
- if (files[filename] !== undefined) {
- return files[filename].content;
- }
- return 'Error: unknown or missing gist file ' + filename;
- }
- return null;
- }, 'gist');
- registerAdapter(function bitbucket(rsp) {
- if (rsp && rsp.node && typeof (rsp.data) === 'string') {
- return rsp.data;
- }
- return null;
- }, 'bitbucket');
- var jsonpCallbackCounter = 0;
-
- function jsonp(src, callbackParameter, onSuccess, onError) {
- var callbackName = 'prismjsonp' + jsonpCallbackCounter++;
- var uri = document.createElement('a');
- uri.href = src;
- uri.href += (uri.search ? '&' : '?') + (callbackParameter || 'callback') + '=' + callbackName;
- var script = document.createElement('script');
- script.src = uri.href;
- script.onerror = function () {
- cleanup();
- onError('network');
- };
- var timeoutId = setTimeout(function () {
- cleanup();
- onError('timeout');
- }, Prism.plugins.jsonphighlight.timeout);
- function cleanup() {
- clearTimeout(timeoutId);
- document.head.removeChild(script);
- delete window[callbackName];
- }
-
- window[callbackName] = function (response) {
- cleanup();
- onSuccess(response);
- };
- document.head.appendChild(script);
- }
- var LOADING_MESSAGE = 'Loading…';
- var MISSING_ADAPTER_MESSAGE = function (name) {
- return '✖ Error: JSONP adapter function "' + name + '" doesn\'t exist';
- };
- var TIMEOUT_MESSAGE = function (url) {
- return '✖ Error: Timeout loading ' + url;
- };
- var UNKNOWN_FAILURE_MESSAGE = '✖ Error: Cannot parse response (perhaps you need an adapter function?)';
- var STATUS_ATTR = 'data-jsonp-status';
- var STATUS_LOADING = 'loading';
- var STATUS_LOADED = 'loaded';
- var STATUS_FAILED = 'failed';
- var SELECTOR = 'pre[data-jsonp]:not([' + STATUS_ATTR + '="' + STATUS_LOADED + '"])'
- + ':not([' + STATUS_ATTR + '="' + STATUS_LOADING + '"])';
- Prism.hooks.add('before-highlightall', function (env) {
- env.selector += ', ' + SELECTOR;
- });
- Prism.hooks.add('before-sanity-check', function (env) {
- var pre = (env.element);
- if (pre.matches(SELECTOR)) {
- env.code = '';
-
- pre.setAttribute(STATUS_ATTR, STATUS_LOADING);
-
- var code = pre.appendChild(document.createElement('CODE'));
- code.textContent = LOADING_MESSAGE;
-
- var language = env.language;
- code.className = 'language-' + language;
-
- var autoloader = Prism.plugins.autoloader;
- if (autoloader) {
- autoloader.loadLanguages(language);
- }
- var adapterName = pre.getAttribute('data-adapter');
- var adapter = null;
- if (adapterName) {
- if (typeof window[adapterName] === 'function') {
- adapter = window[adapterName];
- } else {
-
- pre.setAttribute(STATUS_ATTR, STATUS_FAILED);
- code.textContent = MISSING_ADAPTER_MESSAGE(adapterName);
- return;
- }
- }
- var src = pre.getAttribute('data-jsonp');
- jsonp(
- src,
- pre.getAttribute('data-callback'),
- function (response) {
-
- var data = null;
- if (adapter) {
- data = adapter(response, pre);
- } else {
- for (var i = 0, l = adapters.length; i < l; i++) {
- data = adapters[i].adapter(response, pre);
- if (data !== null) {
- break;
- }
- }
- }
- if (data === null) {
-
- pre.setAttribute(STATUS_ATTR, STATUS_FAILED);
- code.textContent = UNKNOWN_FAILURE_MESSAGE;
- } else {
-
- pre.setAttribute(STATUS_ATTR, STATUS_LOADED);
- code.textContent = data;
- Prism.highlightElement(code);
- }
- },
- function () {
-
- pre.setAttribute(STATUS_ATTR, STATUS_FAILED);
- code.textContent = TIMEOUT_MESSAGE(src);
- }
- );
- }
- });
- Prism.plugins.jsonphighlight = {
-
- timeout: 5000,
- registerAdapter: registerAdapter,
- removeAdapter: removeAdapter,
-
- highlight: function (container) {
- var elements = (container || document).querySelectorAll(SELECTOR);
- for (var i = 0, element; (element = elements[i++]);) {
- Prism.highlightElement(element);
- }
- }
- };
- }());
|