Ghost/core/server/helpers/excerpt.js
JT Turner 1f4c01d207 Started moving meta data fetching to functions.
issue #6186
- Moved asset helper logic to a asset url function.
- Created author image function to be used in ghost_head helper.
- Created author url function to be used in the ghost_head helper.
- Created canonical url function to be used in the ghost_head helper.
- Moved meta_description helper logic to a function.
- Moved excerpt helper logic to a function.
- Created an index in data/meta to be used in ghost_head helper to get all data.
- Created keyword function to be used in the ghost_head helper.
- Created modified data function to be used in the ghost_head helper.
- Created next url function to be used in the ghost_head helper.
- Created ogType function to be used in the ghost_head helper.
- Created previous url function to be used in the ghost_head helper.
- Created published data function to be used in the ghost_head helper.
- Created rss url function to be used in the ghost_head helper.
- Created schema function to be used in the ghost_head helper.
- Created structured data function to be used in the ghost_head helper.
- Moved meta_title helper logic to a title function.
- Moved url helper logic to a url function.
- Wrote tests for all the new functions

This is just the first step. I plan on refactoring the ghost head to use these new functions.
2016-01-23 13:58:21 -08:00

26 lines
787 B
JavaScript

// # Excerpt Helper
// Usage: `{{excerpt}}`, `{{excerpt words="50"}}`, `{{excerpt characters="256"}}`
//
// Attempts to remove all HTML from the string, and then shortens the result according to the provided option.
//
// Defaults to words="50"
var hbs = require('express-hbs'),
_ = require('lodash'),
getMetaDataExcerpt = require('../data/meta/excerpt');
function excerpt(options) {
var truncateOptions = (options || {}).hash || {};
truncateOptions = _.pick(truncateOptions, ['words', 'characters']);
_.keys(truncateOptions).map(function (key) {
truncateOptions[key] = parseInt(truncateOptions[key], 10);
});
return new hbs.handlebars.SafeString(
getMetaDataExcerpt(String(this.html), truncateOptions)
);
}
module.exports = excerpt;