最近尝试了一个新的方法,将图片放在与Hexo博客同名的文件夹下,并通过简洁的方式在博客中引用。我已经安装了hexo-asset-image插件,同时将post_asset_folder设置为true,但无论是使用![](img.jpg)的格式还是{% asset_img example.jpg This is an example image %}的格式,图片都无法正常显示。为了解决这个问题,我在谷歌上搜索了很久,终于找到了解决方案,成功解决了这个问题。
// http://stackoverflow.com/questions/14480345/how-to-get-the-nth-occurrence-in-a-string functiongetPosition(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(); } } });