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truewhile
43 lines
2.7 KiB
TypeScript
43 lines
2.7 KiB
TypeScript
import { isRenderableCover, needsCoverProxy } from './coverUrl.ts'
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function check(name: string, condition: boolean) {
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if (!condition) throw new Error(`coverUrl: ${name}`)
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}
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check('empty is not renderable', !isRenderableCover(''))
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check('null is not renderable', !isRenderableCover(null))
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check('undefined is not renderable', !isRenderableCover(undefined))
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check('blank string is not renderable', !isRenderableCover(' '))
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check('https cover is renderable', isRenderableCover('https://img.example.com/a.jpg'))
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check('http cover is renderable', isRenderableCover('http://img.example.com/a.jpg'))
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check('leading spaces are tolerated', isRenderableCover(' https://img.example.com/a.jpg '))
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check('uppercase scheme is renderable', isRenderableCover('HTTPS://img.example.com/a.jpg'))
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check('inline image data uri is renderable', isRenderableCover('data:image/png;base64,iVBORw0KGgo='))
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check('local asset path is renderable', isRenderableCover('/api/reader/local/asset?b=1&p=2&s=3'))
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check('protocol relative cover is renderable', isRenderableCover('//img.example.com/a.jpg'))
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// 聚合书源把搜索参数信封当封面返回的真实取值
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check(
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'search envelope data uri is not renderable',
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!isRenderableCover(
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'data:;base64,eyJrZXkiOiLlhajnkIPpq5jmraYiLCJ0YWIiOiLlsI/or7QiLCJzb3VyY2VzS2V5Ijoi5YWo6YOoIiwicGFnZSI6MSwiZGlzYWJsZWRfc291cmNlcyI6IjAifQ==',
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),
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)
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check('text data uri is not renderable', !isRenderableCover('data:text/plain;base64,aGk='))
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check('source name is not renderable', !isRenderableCover('光遇聚合'))
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check('bare relative path is not renderable', !isRenderableCover('files/a.jpg'))
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check('javascript url is not renderable', !isRenderableCover('javascript:alert(1)'))
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// needsCoverProxy：只有明文 http 的远端封面需要绕后端代理，否则 https 部署下
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// 会被混合内容策略拦掉（书源图床酷我等没有 https，浏览器升级请求必然失败）。
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check('http cover needs proxy', needsCoverProxy('http://img4.sycdn.kuwo.cn/star/albumcover/240/a.jpg'))
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check('uppercase http cover needs proxy', needsCoverProxy('HTTP://img4.sycdn.kuwo.cn/a.jpg'))
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check('padded http cover needs proxy', needsCoverProxy(' http://img4.sycdn.kuwo.cn/a.jpg '))
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check('https cover needs no proxy', !needsCoverProxy('https://imagev2.xmcdn.com/a.jpg'))
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check('protocol relative cover needs no proxy', !needsCoverProxy('//img.example.com/a.jpg'))
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check('local asset path needs no proxy', !needsCoverProxy('/api/reader/local/asset?b=1&p=2&s=3'))
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check('data uri needs no proxy', !needsCoverProxy('data:image/png;base64,iVBORw0KGgo='))
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check('empty needs no proxy', !needsCoverProxy(''))
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check('name that merely contains http needs no proxy', !needsCoverProxy('http 书籍'))
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console.log('coverUrl.test.ts ok')
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