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javlibrary_preview

perview video and links

当前为 2018-09-22 提交的版本，查看 最新版本。

// ==UserScript==
// @name         javlibrary_preview
// @version      0.0.13
// @include      http*://*javlibrary.com/*/?v=*
// @description  perview video and links
// @grant        GM_xmlhttpRequest
// @grant        GM_download
// @namespace    https://greasyfork.org/users/164996a
// ==/UserScript==
// r18.com
// insert position, no need to wait
const $position = document.querySelector('#video_favorite_edit')
if (!$position) return
// GM_xmlhttpRequest promise wrapper
const gmFetch = url => new Promise((resolve, reject) => {
    GM_xmlhttpRequest({ url: url, method: 'GET', onload: resolve, onerror: reject })
})

const parseHTML = str => {
	const tmp = document.implementation.createHTMLDocument()
	tmp.body.innerHTML = str
	return tmp
}

const avid = document.title.replace(/([^-]+)-([^ ]+) .*/,'$1 $2')

const preview = async () => {
    const srcs= (src) => ['dmb','dm','sm'].map(i=> src.replace(/_(dmb|dm|sm)_/,`_${i}_`))
        .map(i=>`<source src=${i}></source>`).join('')
    // google + erovi, most accuracy, not contain latest
    const google = async () => {    
        // lucky search fail https://www.google.com/search?btnI=1&q=DAZD-086 site:https://erovi.jp
        const res = await gmFetch(`https://www.google.com/search?num=1&q=allintitle:${avid} site:https://erovi.jp&safe=images&pws=0&lr=lang_ja`)
        const dom = parseHTML(res.responseText)
        if (dom.querySelector('#topstuff > div')) return
        const url = dom.querySelector('.g .r a').href
        const res2=await gmFetch(url)
		const src = parseHTML(res2.responseText).querySelector('video').src
        console.log('google',src)
        return src
    }
    // erovi, contain latest, not support relevance order
    const erovi = async () => {
        const res = await gmFetch(`https://erovi.jp/list/dv_search-${avid}.html`)
        const dom = parseHTML(res.responseText)
        if (dom.querySelectorAll('a.listlnk').length!==1) return
        const url = dom.querySelector('a.listlnk').getAttribute('href')
        const res2=await gmFetch('https://erovi.jp'+url)
        const src = parseHTML(res2.responseText).querySelector('video').src
        console.log('erovi',src)
        return src
    }
    let src
    try {
        src = srcs(await google()||await erovi())
    } catch (_) { }
    const html = src ? `<video id=jav_preview style='postiton:absolute;z-order:1' controls autoplay>${src}</video>`
                    : '<div id=jav_preview class=header style="text-align:center;padding-top:1rem;">preview not found</div>'
    $position.insertAdjacentHTML('afterend', html)
}
preview()

// google
const num=6
const baseUrl = `https://www.google.com/search?tbm=vid&num=${num}&safe=images&pws=0&lr=lang_en\
&as_eq=youtube.com+javlibrary.com+pron.tv&q=`
const fetchList = async () => {
	const res = await gmFetch(baseUrl + avid)
	const doc = parseHTML(res.responseText)
	const url = [...doc.querySelectorAll('.g .r a')].map(i => i.href)
	url.forEach(src => {
		requestAnimationFrame(() => {
			(document.getElementById('jav_preview')||$position).insertAdjacentHTML('afterend', `
			<div style='display:flex'>
			<a href='${src}' target='_blank' style='display:block;width:41em;text-overflow:ellipsis;overflow: hidden;white-space: nowrap'>${src}</a>
			</div>`)
		})
	})
}

$position.insertAdjacentHTML('afterend', `<button id=jav_perview_extra class=smallbutton style=\
'padding:0.5em;display:block;margin-top:0.5em'>extra search from google</button>`)
const b = document.querySelector('#jav_perview_extra')
b.addEventListener('click', () => { 
    b.style.display = 'none'
    fetchList()
})
//fetchList()