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115 lines
3.1 KiB
JavaScript
115 lines
3.1 KiB
JavaScript
'use strict';
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// A collection of useful methods that are essentially utils but are
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// specific to the application and require access to the app object.
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var config = require('./config');
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var undefsafe = require('undefsafe');
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module.exports.createHelpers = function createHelpers(app) {
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return {
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// Proxied access to the Application#set() method.
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set: app.set.bind(app),
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// Proxied access to the Application#render() method.
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render: app.render.bind(app),
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// Check to see if the app is in production.
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production: app.get('env') === app.PRODUCTION,
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// Pre-set the URL used for the runner
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runner: app.set('url runner') + '/runner',
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// Renders the analytics snippet. Accepts a callback that recieves
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// and error and html object.
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analytics: function (render, fn) {
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if (typeof render === 'function') {
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fn = render;
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render = false;
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}
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// separate the tracking of the application over rendered pages
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if (render) {
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app.render('analytics-render', {id: app.get('analytics render-id')}, fn);
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} else {
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app.render('analytics', {id: app.get('analytics id')}, fn);
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}
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},
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// Generates a url for the path provided including prefix. If the second
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// full parameter is provided then a full url including domain and
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// protocol will be returned.
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url: function (path, full, secure) {
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var root = '';
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if (full) {
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root = app.set('url full');
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} else {
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root = app.set('url prefix');
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}
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// Remove preceding slash if one exists.
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if (path && path[0] === '/') {
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path = path.slice(1);
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}
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if (secure) {
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root = undefsafe(config, 'url.ssl.host') || undefsafe(config, 'url.host');
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root = 'https://' + root;
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}
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return path ? root + '/' + path : root;
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},
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// matches the format used in the client side code (jsbin.js)
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jsbinURL: function (bin) {
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var url = app.set('url full');
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if (bin.url) {
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url += '/' + bin.url;
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if (bin.revision && bin.revision !== 1) {
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url += '/' + bin.revision;
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}
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}
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return url;
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},
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// Same as helper.url() but creates a url for the bin object provided.
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urlForBin: function (bin, full) {
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var url = [];
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if (bin.url) {
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url.push(bin.url);
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if (bin.revision) {
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url.push(bin.revision);
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}
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}
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return this.url(url.join('/'), full);
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},
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// Same as helper.urlForBin() but returns an url for the edit page.
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editUrlForBin: function (bin, full) {
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return this.urlForBin(bin, full) + '/edit';
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},
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// Returns a url for a static resource.
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urlForStatic: function (path, secure) {
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var root = app.get('static url').replace(/.*:\/\//, '');
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var proto = 'http';
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if (path && path[0] === '/') {
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path = path.slice(1);
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}
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if (secure) {
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root = undefsafe(config, 'url.ssl.static') || undefsafe(config, 'url.static') || undefsafe(config, 'url.host');
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proto = 'https';
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}
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return path ? proto + '://' + root + '/' + (path || '') : proto + '://' + root;
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}
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};
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};
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