54 lines
1.5 KiB
JavaScript
54 lines
1.5 KiB
JavaScript
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const _ = require('underscore');
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const Backbone = require('backbone');
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/**
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* Represents a URL.
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* Provides common semantics to manipulate a URL without having to resort to manipulating strings manually.
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* Rather don't subclass but you composition if you need to extend some functionality.
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*
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* Can safely be coerced into a string implicitly, e.g.:
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* const myUrl = UrlModel.byBasePath('http://foobar.com/some/path')
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* alert(myUrl); // will output 'http://foobar.com/some/path'
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*/
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const UrlModel = Backbone.Model.extend({
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initialize: function (attrs) {
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if (!attrs.base_url) {
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throw new Error('base_url is required');
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}
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},
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/**
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* Get a new URL object with new basepath.
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* @param {String,*} path new sub path. Slashes are not necessary, e.g. 'my_path'
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* @return {Object} instance of cdb.common.Url
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*/
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urlToPath: function () {
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return UrlModel.byBaseUrl(this.toString.apply(this, arguments));
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},
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/**
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* @return {String} Path of this URL, e.g. '/some/path'
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*/
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pathname: function () {
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return this.toString().match(/^.+\/\/[^\/]+(.*)$/)[1];
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},
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toString: function () {
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return this._joinArgumentsWithSlashes(
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this.get('base_url'),
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Array.prototype.slice.call(arguments, 0)
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);
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},
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_joinArgumentsWithSlashes: function () {
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return _.chain(arguments).flatten().compact().value().join('/');
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}
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}, {
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byBaseUrl: function (url) {
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return new UrlModel({ base_url: url });
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}
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});
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module.exports = UrlModel;
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