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Updated output logic to correctly use excerpt

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Hannah Wolfe 2022-05-16 15:43:46 +01:00
parent 6d66fe9e22
commit 18cf73c3b3
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10 changed files with 144 additions and 298 deletions
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2
core/frontend/helpers/excerpt.js
View file

@ -17,8 +17,6 @@ module.exports = function excerpt(options) {
if (this.custom_excerpt) {
excerptText = String(this.custom_excerpt);
} else if (this.html) {
excerptText = String(this.html);
} else if (this.excerpt) {
excerptText = String(this.excerpt);
} else {

6
core/frontend/meta/description.js
View file

@ -47,7 +47,7 @@ function getDescription(data, root, options = {}) {
description = data.post[`${options.property}_description`]
|| data.post.custom_excerpt
|| data.post.meta_description
|| generateExcerpt(data.post.html || '', {words: 50})
|| generateExcerpt(data.post.excerpt || '', {words: 50})
|| settingsCache.get('description')
|| '';
} else {
@ -59,7 +59,7 @@ function getDescription(data, root, options = {}) {
description = data.post[`${options.property}_description`]
|| data.post.custom_excerpt
|| data.post.meta_description
|| generateExcerpt(data.post.html || '', {words: 50})
|| generateExcerpt(data.post.excerpt || '', {words: 50})
|| settingsCache.get('description')
|| '';
} else {
@ -70,7 +70,7 @@ function getDescription(data, root, options = {}) {
description = data.page[`${options.property}_description`]
|| data.page.custom_excerpt
|| data.page.meta_description
|| generateExcerpt(data.page.html || '', {words: 50})
|| generateExcerpt(data.page.excerpt || '', {words: 50})
|| settingsCache.get('description')
|| '';
} else {

3
core/frontend/meta/excerpt.js
View file

@ -10,10 +10,9 @@ function getExcerpt(data) {
// 1. CASE: custom_excerpt is populated via the UI
// 2. CASE: no custom_excerpt, but meta_description is poplated via the UI
// 3. CASE: fall back to automated excerpt of 50 words if neither custom_excerpt nor meta_description is provided
// @TODO: https://github.com/TryGhost/Ghost/issues/10062
const customExcerpt = data.post.excerpt || data.post.custom_excerpt;
const metaDescription = data.post.meta_description;
const fallbackExcerpt = data.post.html ? generateExcerpt(data.post.html, {words: 50}) : '';
const fallbackExcerpt = data.post.excerpt ? generateExcerpt(data.post.excerpt, {words: 50}) : '';
return customExcerpt ? customExcerpt : metaDescription ? metaDescription : fallbackExcerpt;
}

13
core/frontend/meta/generate-excerpt.js
View file

@ -1,22 +1,13 @@
const downsize = require('downsize');
function generateExcerpt(html, truncateOptions) {
function generateExcerpt(excerpt, truncateOptions) {
truncateOptions = truncateOptions || {};
// Strip inline and bottom footnotes
let excerpt = html.replace(/<a href="#fn.*?rel="footnote">.*?<\/a>/gi, '');
excerpt = excerpt.replace(/<div class="footnotes"><ol>.*?<\/ol><\/div>/, '');
// Make sure to have space between paragraphs and new lines
excerpt = excerpt.replace(/(<\/p>|<br>)/gi, ' ');
// Strip other html
excerpt = excerpt.replace(/<\/?[^>]+>/gi, '');
excerpt = excerpt.replace(/(\r\n|\n|\r)+/gm, ' ');
if (!truncateOptions.words && !truncateOptions.characters) {
truncateOptions.words = 50;
}
// Just uses downsize to truncate, not format
return downsize(excerpt, truncateOptions);
}

5
core/shared/html-to-plaintext.js
View file

@ -45,7 +45,10 @@ const loadConverters = () => {
const excerptSettings = mergeSettings({
selectors: [
{selector: 'a', options: {ignoreHref: true}},
{selector: 'figcaption', format: 'skip'}
{selector: 'figcaption', format: 'skip'},
// Strip inline and bottom footnotes
{selector: 'a[rel=footnote]', format: 'skip'},
{selector: 'div.footnotes', format: 'skip'}
]
});

282
test/unit/frontend/helpers/excerpt.test.js
View file

@ -1,155 +1,109 @@
const should = require('should');
// Stuff we are testing
const excerpt = require('../../../../core/frontend/helpers/excerpt');
const excerptHelper = require('../../../../core/frontend/helpers/excerpt');
describe('{{excerpt}} Helper', function () {
it('renders empty string when html, excerpt, and custom_excerpt are null', function () {
const html = null;
const rendered = excerpt.call({
html: html,
custom_excerpt: null,
excerpt: null
});
function shouldCompileToExpected(data, hash, expected) {
const rendered = excerptHelper.call(data, hash);
should.exist(rendered);
rendered.string.should.equal('');
rendered.string.should.equal(expected);
}
it('renders empty string when html, excerpt, and custom_excerpt are null', function () {
const expected = '';
shouldCompileToExpected(
{
html: null,
custom_excerpt: null,
excerpt: null
},
{},
expected);
});
it('can render custom_excerpt', function () {
const html = 'Hello World';
const rendered = excerpt.call({
html: html,
custom_excerpt: ''
});
const custom_excerpt = 'Hello World';
should.exist(rendered);
rendered.string.should.equal(html);
shouldCompileToExpected(
{
html: '',
custom_excerpt
},
{},
custom_excerpt);
});
it('can render excerpt when other fields are empty', function () {
const html = '';
const rendered = excerpt.call({
html: html,
custom_excerpt: '',
excerpt: 'Regular excerpt'
});
should.exist(rendered);
rendered.string.should.equal('Regular excerpt');
shouldCompileToExpected(
{
html: '',
custom_excerpt: '',
excerpt: 'Regular excerpt'
},
{},
'Regular excerpt');
});
it('does not output HTML', function () {
const html = '<p>There are <br />10<br> types<br/> of people in <img src="a">the world:' +
'<img src=b alt="c"> those who <img src="@" onclick="javascript:alert(\'hello\');">' +
'understand trinary,</p> those who don\'t <div style="" class=~/\'-,._?!|#>and' +
'< test > those<<< test >>> who mistake it &lt;for&gt; binary.';
const expected = 'There are 10 types of people in the world: those who understand trinary, those who ' +
'don\'t and those>> who mistake it &lt;for&gt; binary.';
const rendered = excerpt.call({
html: html,
custom_excerpt: ''
});
should.exist(rendered);
rendered.string.should.equal(expected);
});
it('strips multiple inline footnotes', function () {
const html = '<p>Testing<sup id="fnref:1"><a href="#fn:1" rel="footnote">1</a></sup>, my footnotes. And stuff. Footnote<sup id="fnref:2"><a href="#fn:2" rel="footnote">2</a></sup><a href="http://google.com">with a link</a> right after.';
const expected = 'Testing, my footnotes. And stuff. Footnotewith a link right after.';
const rendered = excerpt.call({
html: html,
custom_excerpt: ''
});
should.exist(rendered);
rendered.string.should.equal(expected);
});
it('strips inline and bottom footnotes', function () {
const html = '<p>Testing<sup id="fnref:1"><a href="#fn:1" rel="footnote">1</a></sup> a very short post with a single footnote.</p>\n' +
'<div class="footnotes"><ol><li class="footnote" id="fn:1"><p><a href="https://ghost.org">https://ghost.org</a> <a href="#fnref:1" title="return to article">↩</a></p></li></ol></div>';
const expected = 'Testing a very short post with a single footnote.';
const rendered = excerpt.call({
html: html,
custom_excerpt: ''
});
should.exist(rendered);
rendered.string.should.equal(expected);
});
it('can truncate html by word', function () {
const html = '<p>Hello <strong>World! It\'s me!</strong></p>';
it('can truncate excerpt by word', function () {
const excerpt = 'Hello World! It\'s me!';
const expected = 'Hello World!';
const rendered = (
excerpt.call(
{
html: html,
custom_excerpt: ''
},
{hash: {words: '2'}}
)
);
should.exist(rendered);
rendered.string.should.equal(expected);
shouldCompileToExpected(
{
excerpt,
custom_excerpt: ''
},
{hash: {words: '2'}},
expected);
});
it('can truncate html with non-ascii characters by word', function () {
const html = '<p>Едквюэ опортэат <strong>праэчынт ючю но, квуй эю</strong></p>';
it('can truncate excerpt with non-ascii characters by word', function () {
const excerpt = 'Едквюэ опортэат праэчынт ючю но, квуй эю';
const expected = 'Едквюэ опортэат';
const rendered = (
excerpt.call(
{
html: html,
custom_excerpt: ''
},
{hash: {words: '2'}}
)
shouldCompileToExpected(
{
excerpt,
custom_excerpt: ''
},
{hash: {words: '2'}},
expected
);
should.exist(rendered);
rendered.string.should.equal(expected);
});
it('can truncate html by character', function () {
const html = '<p>Hello <strong>World! It\'s me!</strong></p>';
const excerpt = 'Hello World! It\'s me!';
const expected = 'Hello Wo';
const rendered = (
excerpt.call(
{
html: html,
custom_excerpt: ''
},
{hash: {characters: '8'}}
)
);
should.exist(rendered);
rendered.string.should.equal(expected);
shouldCompileToExpected(
{
excerpt,
custom_excerpt: ''
},
{hash: {characters: '8'}},
expected
);
});
it('uses custom_excerpt if provided instead of truncating html', function () {
const html = '<p>Hello <strong>World! It\'s me!</strong></p>';
const excerpt = 'Hello World! It\'s me!';
const customExcerpt = 'My Custom Excerpt wins!';
const expected = 'My Custom Excerpt wins!';
const rendered = (
excerpt.call(
{
html: html,
custom_excerpt: customExcerpt
}
)
);
should.exist(rendered);
rendered.string.should.equal(expected);
shouldCompileToExpected(
{
excerpt,
custom_excerpt: customExcerpt
},
{},
expected
);
});
it('does not truncate custom_excerpt if characters options is provided', function () {
const html = '<p>Hello <strong>World! It\'s me!</strong></p>';
const excerpt = 'Hello World! It\'s me!';
const customExcerpt = 'This is a custom excerpt. It should always be rendered in full length and not being cut ' +
'off. The maximum length of a custom excerpt is 300 characters. Enough to tell a bit about ' +
'your story and make a nice summary for your readers. It\s only allowed to truncate anything ' +
@ -157,23 +111,20 @@ describe('{{excerpt}} Helper', function () {
const expected = 'This is a custom excerpt. It should always be rendered in full length and not being cut ' +
'off. The maximum length of a custom excerpt is 300 characters. Enough to tell a bit about ' +
'your story and make a nice summary for your readers. It\s only allowed to truncate anything ' +
'after 300 characters. This give';
const rendered = (
excerpt.call(
{
html: html,
custom_excerpt: customExcerpt
},
{hash: {characters: '8'}}
)
);
'after 300 characters. This give';
should.exist(rendered);
rendered.string.should.equal(expected);
shouldCompileToExpected(
{
excerpt,
custom_excerpt: customExcerpt
},
{hash: {characters: '8'}},
expected
);
});
it('does not truncate custom_excerpt if words options is provided', function () {
const html = '<p>Hello <strong>World! It\'s me!</strong></p>';
const excerpt = 'Hello World! It\'s me!';
const customExcerpt = 'This is a custom excerpt. It should always be rendered in full length and not being cut ' +
'off. The maximum length of a custom excerpt is 300 characters. Enough to tell a bit about ' +
'your story and make a nice summary for your readers. It\s only allowed to truncate anything ' +
@ -181,68 +132,15 @@ describe('{{excerpt}} Helper', function () {
const expected = 'This is a custom excerpt. It should always be rendered in full length and not being cut ' +
'off. The maximum length of a custom excerpt is 300 characters. Enough to tell a bit about ' +
'your story and make a nice summary for your readers. It\s only allowed to truncate anything ' +
'after 300 characters. This give';
const rendered = (
excerpt.call(
{
html: html,
custom_excerpt: customExcerpt
},
{hash: {words: '10'}}
)
'after 300 characters. This give';
shouldCompileToExpected(
{
excerpt,
custom_excerpt: customExcerpt
},
{hash: {words: '10'}},
expected
);
should.exist(rendered);
rendered.string.should.equal(expected);
});
it('puts additional space after closing paragraph', function () {
const html = '<p>Testing.</p><p>Space before this text.</p><p>And this as well!</p>';
const expected = 'Testing. Space before this text. And this as well!';
const rendered = (
excerpt.call(
{
html: html,
custom_excerpt: ''
}
)
);
should.exist(rendered);
rendered.string.should.equal(expected);
});
it('puts additional space instead of <br> tag', function () {
const html = '<p>Testing.<br>Space before this text.<br>And this as well!</p>';
const expected = 'Testing. Space before this text. And this as well!';
const rendered = (
excerpt.call(
{
html: html,
custom_excerpt: ''
}
)
);
should.exist(rendered);
rendered.string.should.equal(expected);
});
it('puts additional space between paragraph in markup generated by Ghost', function () {
const html = '<p>put space in excerpt.</p><p></p><p>before this paragraph.</p>' +
'<figure class="kg-card kg-image-card"><img src="/content/images/2019/08/photo.jpg" class="kg-image"></figure>' +
'<p>and skip the image.</p><p></p>';
const expected = 'put space in excerpt. before this paragraph. and skip the image.';
const rendered = (
excerpt.call(
{
html: html,
custom_excerpt: ''
}
)
);
should.exist(rendered);
rendered.string.should.equal(expected);
});
});

2
test/unit/frontend/helpers/ghost_head.test.js
View file

@ -196,6 +196,7 @@ describe('{{ghost_head}} helper', function () {
posts.push(createPost({// Post 4
title: 'Welcome to Ghost',
mobiledoc: testUtils.DataGenerator.markdownToMobiledoc('This is a short post'),
excerpt: 'This is a short post',
authors: [
authors[3]
],
@ -266,6 +267,7 @@ describe('{{ghost_head}} helper', function () {
posts.push(createPost({// Post 9
title: 'Welcome to Ghost',
mobiledoc: testUtils.DataGenerator.markdownToMobiledoc('This is a short post'),
excerpt: 'This is a short post',
tags: [
createTag({name: 'tag1'}),
createTag({name: 'tag2'}),

24
test/unit/frontend/meta/description.test.js
View file

@ -208,7 +208,7 @@ describe('getMetaDescription', function () {
it('has correct fallbacks for context: post', function () {
const post = {
html: '<p>Post html</p>',
excerpt: 'Post html',
custom_excerpt: 'Post custom excerpt',
meta_description: 'Post meta description',
og_description: 'Post og description'
@ -232,7 +232,7 @@ describe('getMetaDescription', function () {
getMetaDescription({post}, {context: 'post'}, options)
.should.equal('Post html');
post.html = '';
post.excerpt = '';
getMetaDescription({post}, {context: 'post'}, options)
.should.equal('Site description');
@ -240,7 +240,7 @@ describe('getMetaDescription', function () {
it('has correct fallbacks for context: page', function () {
const page = {
html: '<p>Page html</p>',
excerpt: 'Page html',
custom_excerpt: 'Page custom excerpt',
meta_description: 'Page meta description',
og_description: 'Page og description'
@ -264,7 +264,7 @@ describe('getMetaDescription', function () {
getMetaDescription({page}, {context: 'page'}, options)
.should.equal('Page html');
page.html = '';
page.excerpt = '';
getMetaDescription({page}, {context: 'page'}, options)
.should.equal('Site description');
@ -273,7 +273,7 @@ describe('getMetaDescription', function () {
// NOTE: this is a legacy format and should be resolved with https://github.com/TryGhost/Ghost/issues/10042
it('has correct fallbacks for context: page (legacy format)', function () {
const post = {
html: '<p>Page html</p>',
excerpt: 'Page html',
custom_excerpt: 'Page custom excerpt',
meta_description: 'Page meta description',
og_description: 'Page og description'
@ -297,7 +297,7 @@ describe('getMetaDescription', function () {
getMetaDescription({post}, {context: 'page'}, options)
.should.equal('Page html');
post.html = '';
post.excerpt = '';
getMetaDescription({post}, {context: 'page'}, options)
.should.equal('Site description');
@ -438,7 +438,7 @@ describe('getMetaDescription', function () {
it('has correct fallbacks for context: post', function () {
const post = {
html: '<p>Post html</p>',
excerpt: 'Post html',
custom_excerpt: 'Post custom excerpt',
meta_description: 'Post meta description',
twitter_description: 'Post twitter description'
@ -462,7 +462,7 @@ describe('getMetaDescription', function () {
getMetaDescription({post}, {context: 'post'}, options)
.should.equal('Post html');
post.html = '';
post.excerpt = '';
getMetaDescription({post}, {context: 'post'}, options)
.should.equal('Site description');
@ -470,7 +470,7 @@ describe('getMetaDescription', function () {
it('has correct fallbacks for context: page', function () {
const page = {
html: '<p>Page html</p>',
excerpt: 'Page html',
custom_excerpt: 'Page custom excerpt',
meta_description: 'Page meta description',
twitter_description: 'Page twitter description'
@ -494,7 +494,7 @@ describe('getMetaDescription', function () {
getMetaDescription({page}, {context: 'page'}, options)
.should.equal('Page html');
page.html = '';
page.excerpt = '';
getMetaDescription({page}, {context: 'page'}, options)
.should.equal('Site description');
@ -503,7 +503,7 @@ describe('getMetaDescription', function () {
// NOTE: this is a legacy format and should be resolved with https://github.com/TryGhost/Ghost/issues/10042
it('has correct fallbacks for context: page (legacy format)', function () {
const post = {
html: '<p>Page html</p>',
excerpt: 'Page html',
custom_excerpt: 'Page custom excerpt',
meta_description: 'Page meta description',
twitter_description: 'Page twitter description'
@ -527,7 +527,7 @@ describe('getMetaDescription', function () {
getMetaDescription({post}, {context: 'page'}, options)
.should.equal('Page html');
post.html = '';
post.excerpt = '';
getMetaDescription({post}, {context: 'page'}, options)
.should.equal('Site description');

88
test/unit/frontend/meta/generate-excerpt.test.js
View file

@ -1,90 +1,28 @@
const should = require('should');
const assert = require('assert');
const generateExcerpt = require('../../../../core/frontend/meta/generate-excerpt');
describe('generateExcerpt', function () {
it('should return html excerpt with no html', function () {
const html = '<p>There are <br />10<br> types<br/> of people in <img src="a">the world:' +
'<img src=b alt="c"> those who <img src="@" onclick="javascript:alert(\'hello\');">' +
'understand trinary,</p> those who don\'t <div style="" class=~/\'-,._?!|#>and' +
'< test > those<<< test >>> who mistake it &lt;for&gt; binary.';
it('should fallback to 50 words if not specified', function () {
const html = 'This is an auto-generated excerpt. It contains a plaintext version of the first part of your content. Images, footnotes and links are all stripped out as the excerpt is not HTML, but plaintext as I already mentioned. This excerpt will be stripped down to 50 words if it is longer and no options are provided to tell us to do otherwise.';
const expected = 'There are 10 types of people in the world: those who understand trinary, those who ' +
'don\'t and those>> who mistake it &lt;for&gt; binary.';
const expected = 'This is an auto-generated excerpt. It contains a plaintext version of the first part of your content. Images, footnotes and links are all stripped out as the excerpt is not HTML, but plaintext as I already mentioned. This excerpt will be stripped down to 50 words if it is longer';
generateExcerpt(html, {}).should.equal(expected);
assert.equal(generateExcerpt(html), expected);
});
it('should return html excerpt strips multiple inline footnotes', function () {
const html = '<p>Testing<sup id="fnref:1"><a href="#fn:1" rel="footnote">1</a></sup>, ' +
'my footnotes. And stuff. Footnote<sup id="fnref:2"><a href="#fn:2" ' +
'rel="footnote">2</a></sup><a href="http://google.com">with a link</a> ' +
'right after.';
it('should truncate by words if specified', function () {
const html = 'This is an auto-generated excerpt. It contains a plaintext version of the first part of your content. Images, footnotes and links are all stripped out as the excerpt is not HTML, but plaintext as I already mentioned. This excerpt will be stripped down to 50 words if it is longer and no options are provided to tell us to do otherwise.';
const expected = 'Testing, my footnotes. And stuff. Footnotewith a link right after.';
const expected = 'This is an auto-generated excerpt.';
generateExcerpt(html, {}).should.equal(expected);
assert.equal(generateExcerpt(html, {words: 5}), expected);
});
it('should return html excerpt striping inline and bottom footnotes', function () {
const html = '<p>Testing<sup id="fnref:1"><a href="#fn:1" rel="footnote">1</a>' +
'</sup> a very short post with a single footnote.</p>\n' +
'<div class="footnotes"><ol><li class="footnote" id="fn:1"><p>' +
'<a href="https://ghost.org">https://ghost.org</a> <a href="#fnref:1" ' +
'title="return to article">↩</a></p></li></ol></div>';
it('should truncate by characters if specified', function () {
const html = 'This is an auto-generated excerpt. It contains a plaintext version of the first part of your content. Images, footnotes and links are all stripped out as the excerpt is not HTML, but plaintext as I already mentioned. This excerpt will be stripped down to 50 words if it is longer and no options are provided to tell us to do otherwise.';
const expected = 'Testing a very short post with a single footnote.';
const expected = 'This is an auto-generated excerpt. It contains a plaintext version of the first part of your content';
generateExcerpt(html, {}).should.equal(expected);
assert.equal(generateExcerpt(html, {characters: 100}), expected);
});
it('should return html excerpt truncated by word', function () {
const html = '<p>Hello <strong>World! It\'s me!</strong></p>';
const expected = 'Hello World!';
generateExcerpt(html, {words: '2'}).should.equal(expected);
});
it('should return html excerpt truncated by words with non-ascii characters',
function () {
const html = '<p>Едквюэ опортэат <strong>праэчынт ючю но, квуй эю</strong></p>';
const expected = 'Едквюэ опортэат';
generateExcerpt(html, {words: '2'}).should.equal(expected);
});
it('should return html excerpt truncated by character',
function () {
const html = '<p>Hello <strong>World! It\'s me!</strong></p>';
const expected = 'Hello Wo';
generateExcerpt(html, {characters: '8'}).should.equal(expected);
});
it('should fall back to 50 words if not specified',
function () {
const html = '<p>There are <br />10<br> types<br/> of people in <img src="a">the world:' +
'<img src=b alt="c"> those who <img src="@" onclick="javascript:alert(\'hello\');">' +
'understand trinary,</p> those who don\'t <div style="" class=~/\'-,._?!|#>and' +
'< test > those<<< test >>> who mistake it &lt;for&gt; binary.';
const expected = 'There are 10 types of people in the world: those who understand trinary, those who ' +
'don\'t and those>> who mistake it &lt;for&gt; binary.';
generateExcerpt(html).should.equal(expected);
});
it('should truncate plain text for custom excerpts',
function () {
const html = 'This is a custom excerpt. It should always be rendered in full length and not being cut ' +
'off. The maximum length of a custom excerpt is 300 characters. Enough to tell a bit about ' +
'your story and make a nice summary for your readers. It\s only allowed to truncate anything ' +
'after 300 characters. This give';
const expected = 'This is a custom excerpt. It should always be rendered in full length and not being cut ' +
'off. The maximum length of a custom excerpt is 300 characters. Enough to tell a bit about ' +
'your story and make a nice summary for your readers. It\s only allowed to truncate anything ' +
'after 300 characters. This give';
generateExcerpt(html, {characters: '300'}).should.equal(expected);
});
});

17
test/unit/shared/html-to-plaintext.test.js
View file

@ -53,4 +53,21 @@ describe('Html to Plaintext', function () {
assert.match(email, /Ghost Admin → Settings → Theme/);
});
});
describe('footnotes', function () {
it('strips multiple inline footnotes', function () {
const html = '<p>Testing<sup id="fnref:1"><a href="#fn:1" rel="footnote">1</a></sup>, my footnotes. And stuff. Footnote<sup id="fnref:2"><a href="#fn:2" rel="footnote">2</a></sup><a href="http://google.com">with a link</a> right after.';
const expected = 'Testing, my footnotes. And stuff. Footnotewith a link right after.';
const {excerpt} = getEmailandExcert(html);
assert.equal(excerpt, expected);
});
it('strips inline and bottom footnotes', function () {
const html = '<p>Testing<sup id="fnref:1"><a href="#fn:1" rel="footnote">1</a></sup> a very short post with a single footnote.</p>\n' +
'<div class="footnotes"><ol><li class="footnote" id="fn:1"><p><a href="https://ghost.org">https://ghost.org</a> <a href="#fnref:1" title="return to article">↩</a></p></li></ol></div>';
const expected = 'Testing a very short post with a single footnote.\n';
const {excerpt} = getEmailandExcert(html);
assert.equal(excerpt, expected);
});
});
});