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| 'use strict'; var cheerio = require('cheerio');
function getPosition(str, m, i) { return str.split(m, i).join(m).length; }
hexo.extend.filter.register('after_post_render', function(data){ var config = hexo.config; if(config.post_asset_folder){ var link = data.permalink; var beginPos = getPosition(link, '/', 3) + 1; var appendLink = ''; if(/.*\/index\.html$/.test(link)) { appendLink = 'index/'; var endPos = link.lastIndexOf('/'); } else { var endPos = link.length-1; } link = link.substring(beginPos, endPos) + '/' + appendLink;
var toprocess = ['excerpt', 'more', 'content']; for(var i = 0; i < toprocess.length; i++){ var key = toprocess[i];
var $ = cheerio.load(data[key], { ignoreWhitespace: false, xmlMode: false, lowerCaseTags: false, decodeEntities: false });
$('img').each(function(){ if ($(this).attr('src')){ var src = $(this).attr('src').replace('\\', '/'); if(!(/http[s]*.*|\/\/.*/.test(src) || /^\s+\//.test(src) || /^\s*\/uploads|images\//.test(src))) { var linkArray = link.split('/').filter(function(elem){ return elem != ''; }); var srcArray = src.split('/').filter(function(elem){ return elem != '' && elem != '.'; }); if(srcArray.length > 1) srcArray.shift(); src = srcArray.join('/');
$(this).attr('src', data.permalink + src); console.info&&console.info("update link as:-->" + data.permalink + src); } }else{ console.info&&console.info("no src attr, skipped..."); console.info&&console.info($(this)); } }); data[key] = $.html(); } } });
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