Ghost/core/server/helpers/body_class.js
Hannah Wolfe 2c6d43a0c0 Refactor helpers & tests into individual files
no issue

- Split theme helpers into individual files for each
- Do the same for tests
- Have utils to share some things between them
- Move assetHash onto config
2014-10-14 22:52:40 +02:00

79 lines
2.7 KiB
JavaScript

// # Body Class Helper
// Usage: `{{body_class}}`
//
// Output classes for the body element
//
// We use the name body_class to match the helper for consistency:
// jscs:disable requireCamelCaseOrUpperCaseIdentifiers
var hbs = require('express-hbs'),
_ = require('lodash'),
api = require('../api'),
config = require('../config'),
filters = require('../filters'),
template = require('./template'),
body_class;
body_class = function () {
var classes = [],
post = this.post,
tags = this.post && this.post.tags ? this.post.tags : this.tags || [],
page = this.post && this.post.page ? this.post.page : this.page || false;
if (this.tag !== undefined) {
classes.push('tag-template');
classes.push('tag-' + this.tag.slug);
}
if (this.author !== undefined) {
classes.push('author-template');
classes.push('author-' + this.author.slug);
}
if (_.isString(this.relativeUrl) && this.relativeUrl.match(/\/(page\/\d)/)) {
classes.push('paged');
// To be removed from pages by #2597 when we're ready to deprecate this
classes.push('archive-template');
} else if (!this.relativeUrl || this.relativeUrl === '/' || this.relativeUrl === '') {
classes.push('home-template');
} else if (post) {
// To be removed from pages by #2597 when we're ready to deprecate this
// i.e. this should be if (post && !page) { ... }
classes.push('post-template');
}
if (page) {
classes.push('page-template');
// To be removed by #2597 when we're ready to deprecate this
classes.push('page');
}
if (tags) {
classes = classes.concat(tags.map(function (tag) { return 'tag-' + tag.slug; }));
}
return api.settings.read({context: {internal: true}, key: 'activeTheme'}).then(function (response) {
var activeTheme = response.settings[0],
paths = config.paths.availableThemes[activeTheme.value],
view;
if (post && page) {
view = template.getThemeViewForPost(paths, post).split('-');
if (view[0] === 'page' && view.length > 1) {
classes.push(view.join('-'));
// To be removed by #2597 when we're ready to deprecate this
view.splice(1, 0, 'template');
classes.push(view.join('-'));
}
}
return filters.doFilter('body_class', classes).then(function (classes) {
var classString = _.reduce(classes, function (memo, item) { return memo + ' ' + item; }, '');
return new hbs.handlebars.SafeString(classString.trim());
});
});
};
module.exports = body_class;