30a0b1794a
closes #10062 - return `post.excerpt` for Content API v2 - do not use `downsize`, because we might want to get rid of it if we drop v0.1 (downsize does not create good excerpts) - simple substring of the plaintext field
42 lines
1.3 KiB
JavaScript
42 lines
1.3 KiB
JavaScript
// # Excerpt Helper
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// Usage: `{{excerpt}}`, `{{excerpt words="50"}}`, `{{excerpt characters="256"}}`
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//
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// Attempts to remove all HTML from the string, and then shortens the result according to the provided option.
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//
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// Defaults to words="50"
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var proxy = require('./proxy'),
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_ = require('lodash'),
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SafeString = proxy.SafeString,
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getMetaDataExcerpt = proxy.metaData.getMetaDataExcerpt;
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/**
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* @NOTE:
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*
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* Content API v2 returns a calculated `post.excerpt` field.
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* See https://github.com/TryGhost/Ghost/issues/10062.
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* We have not touched this helper yet, we will revisit later.
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*
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* @TODO: remove or change if we drop v0.1
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*/
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module.exports = function excerpt(options) {
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var truncateOptions = (options || {}).hash || {},
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excerptText = this.custom_excerpt ? String(this.custom_excerpt) : String(this.html);
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truncateOptions = _.pick(truncateOptions, ['words', 'characters']);
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_.keys(truncateOptions).map(function (key) {
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truncateOptions[key] = parseInt(truncateOptions[key], 10);
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});
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if (!_.isEmpty(this.custom_excerpt)) {
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truncateOptions.characters = this.custom_excerpt.length;
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if (truncateOptions.words) {
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delete truncateOptions.words;
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}
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}
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return new SafeString(
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getMetaDataExcerpt(excerptText, truncateOptions)
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);
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};
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