'use strict';
var cheerio = require('cheerio');
// http://stackoverflow.com/questions/14480345/how-to-get-the-nth-occurrence-in-a-string
function getPosition(str, m, i) {
return str.split(m, i).join(m).length;
}
var version = String(hexo.version).split('.');
hexo.extend.filter.register('after_post_render', function(data){
var config = hexo.config;
if(config.post_asset_folder){
var link = data.permalink;
if(version.length > 0 && Number(version[0]) == 3)
var beginPos = getPosition(link, '/', 1) + 1;
else
var beginPos = getPosition(link, '/', 3) + 1;
// In hexo 3.1.1, the permalink of "about" page is like ".../about/index.html".
var endPos = link.lastIndexOf('/') + 1;
link = link.substring(beginPos, endPos);
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')){
// For windows style path, we replace '\' to '/'.
var src = $(this).attr('src').replace('\\', '/');
if(!/http[s]*.*|\/\/.*/.test(src) &&
!/^\s*\//.test(src)) {
// For "about" page, the first part of "src" can't be removed.
// In addition, to support multi-level local directory.
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('/');
$(this).attr('src', config.root + link + src);
console.info&&console.info("update link as:-->"+config.root + link + src);
}
}else{
console.info&&console.info("no src attr, skipped...");
console.info&&console.info($(this));
}
});
data[key] = $.html();
}
}
});
// load any GitHub release, commit, or branch
// note: we recommend using npm for projects that support it
https://cdn.jsdelivr.net/gh/user/repo@version/file
// load jQuery v3.2.1
https://cdn.jsdelivr.net/gh/jquery/jquery@3.2.1/dist/jquery.min.js
// use a version range instead of a specific version
https://cdn.jsdelivr.net/gh/jquery/jquery@3.2/dist/jquery.min.js
https://cdn.jsdelivr.net/gh/jquery/jquery@3/dist/jquery.min.js
// omit the version completely to get the latest one
// you should NOT use this in production
https://cdn.jsdelivr.net/gh/jquery/jquery/dist/jquery.min.js
// add ".min" to any JS/CSS file to get a minified version
// if one doesn't exist, we'll generate it for you
https://cdn.jsdelivr.net/gh/jquery/jquery@3.2.1/src/core.min.js
// add / at the end to get a directory listing
https://cdn.jsdelivr.net/gh/jquery/jquery/
