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const { Component } = require('inferno');
const { stripHTML, escapeHTML } = require('hexo-util');
module.exports = class extends Component {
render() {
const { page, config, helper, images } = this.props;
const { full_url_for, is_home, is_post, is_category, is_page } = helper;
const { structured_data = {} } = config.head;
const siteUrl = config.url;
const language = config.language;
const title = structured_data.title || page.title || config.title;
let description = structured_data.description || page.description || page.excerpt || page.content || config.description;
const canonical = full_url_for(structured_data.url || page.permalink || page.current_url || config.url);
const author = structured_data.author || config.author;
const publisher = structured_data.publisher || title;
const publisherLogo = structured_data.publisher_logo || config.logo;
const schemaData = [];
const person = {
'@type': 'Person',
'@id': 'https://example.github.io/about/#person',
name: author,
image: 'https://example.github.io/img/og_image.png',
url: 'https://example.github.io/about/',
jobTitle: "Software Engineer",
sameAs: [
"https://github.com/example",
]
};
const organization = {
'@type': 'Organization',
'@id': `${siteUrl}#organization`,
name: publisher,
url: siteUrl,
logo: {
'@type': 'ImageObject',
url: full_url_for(publisherLogo)
}
};
const breadcrumbList = {
'@type': 'BreadcrumbList',
'@id': `${canonical}#breadcrumb`,
itemListElement: [
{
'@type': 'ListItem',
position: 1,
name: '分類',
item: 'https://example.github.io/categories/'
}
]
};
if (description) {
description = escapeHTML(
stripHTML(description)
.replace(/\n/g, ' ')
.slice(0, 210)
.trim()
);
}
if (is_home()) {
schemaData.push({
'@type': 'WebSite',
'@id': `${siteUrl}#website`,
url: siteUrl,
name: title,
alternateName: "example",
inLanguage: language,
author: person,
publisher: organization,
description: description,
});
}
if (is_post()) {
schemaData.push({
'@type': 'TechArticle',
'@id': `${canonical}#article`,
mainEntityOfPage: {
'@type': 'WebPage',
'@id': canonical
},
url: canonical,
headline: title,
description: description,
image: [full_url_for(images)],
datePublished: page.date ? page.date.toISOString() : undefined,
dateModified: page.updated ? page.updated.toISOString() : undefined,
inLanguage: language,
author: person,
publisher: organization,
keywords: page.tags ? page.tags.map(t => t.name).join(',') : undefined,
articleSection: page.categories ? page.categories.map(cat => cat.name) : undefined
});
let position = 2;
if (page.categories && page.categories.length > 0) {
page.categories.forEach((cat) => {
breadcrumbList.itemListElement.push({
'@type': 'ListItem',
position: position++,
name: cat.name,
item: full_url_for(cat.path)
});
});
}
breadcrumbList.itemListElement.push({
'@type': 'ListItem',
position: position,
name: title,
item: canonical
});
schemaData.push(breadcrumbList);
}
if (is_category()) {
const categoryName = page.category || title;
schemaData.push({
'@type': 'CollectionPage',
'@id': `${canonical}#collection`,
name: categoryName + ' 技術文章列表',
headline: categoryName + ' 技術文章列表',
url: canonical,
description: `收錄 ${categoryName} 相關技術文章、經驗分享整理。`,
inLanguage: language,
mainEntity: {
'@type': 'ItemList',
'@id': `${canonical}#itemlist`,
numberOfItems: page.posts.length,
itemListElement: (page.posts).slice(0, 20).map((post, index) => ({
'@type': 'ListItem',
position: index + 1,
url: full_url_for(post.link || post.path),
name: post.title
}))
}
});
let position = 2;
if (page.parents && page.parents.length > 0) {
page.parents.forEach((cat) => {
breadcrumbList.itemListElement.push({
'@type': 'ListItem',
position: position++,
name: cat.name,
item: full_url_for(cat.path)
});
});
}
breadcrumbList.itemListElement.push({
'@type': 'ListItem',
position: position++,
name: page.category,
item: canonical
});
schemaData.push(breadcrumbList);
}
if (!is_home() && !is_post() && !is_category()) {
if (is_page() && page.path.startsWith('about/')) {
schemaData.push({
'@type': 'AboutPage',
'@id': `${canonical}#aboutpage`,
url: canonical,
name: '關於 ' + author,
headline: '關於 ' + author,
description: description,
inLanguage: language,
mainEntity: {
"@id": "https://example.github.io/about/#person"
}
});
schemaData.push(person);
} else {
schemaData.push({
'@type': 'WebPage',
'@id': `${canonical}#webpage`,
url: canonical,
name: title,
headline: title,
description: description,
inLanguage: language,
author: person,
publisher: organization,
});
}
}
if (schemaData.length === 0) return null;
const finalSchema = {
'@context': 'https://schema.org',
'@graph': schemaData
};
return (
<script
type="application/ld+json"
dangerouslySetInnerHTML={{ __html: JSON.stringify(finalSchema) }}
></script>
);
}
};
|
