88 lines
3.2 KiB
JavaScript
88 lines
3.2 KiB
JavaScript
// This will be nicer once we switch to Ng2. For now, define a singleton.
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var NgIoUtil = (function () {
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function NgIoUtil() { }
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NgIoUtil.isDoc = function ($location, lang) {
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var loc = $location.absUrl();
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return loc.indexOf('/docs/' + lang + '/') >= 0;
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};
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// The following util functions are adapted from _utils-fn.jade.
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// Note that basename(), etc doesn't quite follow
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// https://nodejs.org/api/path.html
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// but it suits our purpose for now.
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NgIoUtil.adjustTsExamplePathForDart = function (_path) {
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/* Convert a TS example path into a Dart example path. E.g.,
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*
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* - app/main.ts -> web/main.dart
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* - displaying-data/ts/app/app.component.2.ts -> displaying-data/dart/lib/app_component.dart
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*
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* Notice that the '.2' is dropped from the name.
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*/
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if (!_path) return _path;
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var path = _path.trim();
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var folder = NgIoUtil.folderName(path);
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var ext = NgIoUtil.extname(path);
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var baseNameNoExt = NgIoUtil.basename(path, ext);
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var inWebFolder = baseNameNoExt.match(/^(main|index)(\.\d)?$/);
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// Adjust the folder path, e.g., '/ts/' -> '/dart/'
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folder = folder
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.replace(/(^|\/)ts($|\/)/, '$1dart$2')
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.replace(/(^|\/)app($|\/)/, inWebFolder ? '$1web$2' : '$1lib$2');
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// Special case not handled above: e.g., index.html -> web/index.html
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if (baseNameNoExt.match(/^(index|styles)(\.\d)?$/) && !folder.match(/web$/))
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folder = (folder ? folder + '/' : '') + 'web';
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// In file name, replace special characters with underscore
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baseNameNoExt = baseNameNoExt.replace(/[\-\.]/g, '_');
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// Adjust the file extension
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if (ext == '.ts') ext = '.dart';
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return (folder ? folder + '/' : '') + baseNameNoExt + ext;
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};
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NgIoUtil.extname = function (path) {
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var i = path.lastIndexOf('.');
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return i > 0 ? path.substr(i) : '';
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};
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NgIoUtil.basename = function (path, optExt) {
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var i = path.lastIndexOf('/');
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var name = i > 0 ? path.substr(i + 1) : path;
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if (optExt) name = name.substr(0, name.length - optExt.length);
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return name;
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};
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NgIoUtil.folderName = function (path) {
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var i = path.lastIndexOf('/');
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return i > 0 ? path.substr(0, i) : '';
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};
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NgIoUtil._exampleName = ''; // example name is unique to a page; e.g., toh-1
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NgIoUtil.setExampleName = function (name) {
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// Adjust name for known cases where chapter name is not the example name.
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var matches = name.match(/(toh-)pt(\d+)/);
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if (matches) name = matches[1] + matches[2];
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NgIoUtil._exampleName = name;
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}
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NgIoUtil.getExampleName = function ($location) {
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if (!NgIoUtil._exampleName) {
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// TODO: use $location.path() instead(?). It seems to be empty.
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var loc = $location.absUrl();
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// E.g., https://example.com/docs/dart/latest/guide/displaying-data.html
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var matches = loc.match(/.*\/([\w\-]+)(\.html)?/);
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if (matches) NgIoUtil.setExampleName(matches[1]); // cache name
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}
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return NgIoUtil._exampleName;
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};
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return NgIoUtil;
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} ());
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