by furyu-tei
2020-09-18 [2020/09/18 08:45:35]
今後は https://greasyfork.org/ja/scripts/411491-yn-searchorigin 参照（Yahoo!ニュースでは元記事へのリンクがないので、元記事を探すのを補助するブックマークレットを作ってみた）
/*
* @title Yahoo!ニュースの元記事を探す
* @description 今後は https://greasyfork.org/ja/scripts/411491-yn-searchorigin 参照（Yahoo!ニュースでは元記事へのリンクがないので、元記事を探すのを補助するブックマークレットを作ってみた）
* @include https://news.yahoo.co.jp/articles/*
* @include https://news.yahoo.co.jp/pickup/*
* @license MIT License
* @require
* @javascript_url
*/
( () => {
'use strict';
const
yahoo_news_hostname = new URL( location.href ).hostname,
cwin = window.open( 'about:blank' ),
close_cwin = () => cwin.close(),
goto_page = ( url ) => cwin.location.href = url,
goto_search_page = ( search_info ) => goto_page( 'https://www.google.com/search?ie=UTF-8&q=' + encodeURIComponent( 'site:' + search_info.hostname + ' ' + search_info.keyword ) ),
get_search_info = ( doc ) => {
if ( ! doc ) doc = document;
const
site_url = ( doc.querySelector('a[data-ylk="rsec:detail;slk:banner;"]') || {} ).href;
if ( ! site_url ) return null;
return {
hostname : new URL( site_url ).hostname,
keyword : ( ( doc.querySelector( 'meta[property="og:title"]' ) || {} ).content || doc.title ).replace( /\s*-[^\-]*$/, '' ),
};
},
search_info = get_search_info();
if ( search_info !== null ) {
goto_search_page( search_info );
return;
}
const
readmore_url = ( document.querySelector( '[data-ylk^="rsec:tpc_main;slk:headline;pos:"]' ) || {} ).href;
if ( ! readmore_url ) {
close_cwin();
return;
}
goto_page( readmore_url );
new Promise( resolve => {
const
check = () => {
try {
if ( new URL( cwin.location.href ).hostname == yahoo_news_hostname ) {
resolve();
return;
}
}
catch ( error ) {
}
setTimeout( check, 100 );
};
check();
} )
.then( () => {
const
cdoc = cwin.document,
do_search = () => {
const
search_info = get_search_info( cdoc );
if ( search_info !== null ) {
goto_search_page( search_info );
return;
}
close_cwin();
};
if ( cdoc.readyState === 'loading' ) {
cdoc.addEventListener( 'DOMContentLoaded', do_search );
return;
}
do_search();
} );
} )();