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themes/butterfly/scripts/events/404.js

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+/**
+ * Butterfly
+ * 404 error page
+ */
+
+'use strict'
+
+hexo.extend.generator.register('404', function (locals) {
+  if (!hexo.theme.config.error_404.enable) return
+  return {
+    path: '404.html',
+    layout: ['page'],
+    data: {
+      type: '404',
+      top_img: false
+    }
+  }
+})

themes/butterfly/scripts/events/cdn.js

@@ -0,0 +1,94 @@
+/**
+ * Butterfly
+ * Merge CDN
+ */
+
+'use strict'
+
+const { version } = require('../../package.json')
+const path = require('path')
+
+hexo.extend.filter.register('before_generate', () => {
+  const themeConfig = hexo.theme.config
+  const { CDN } = themeConfig
+
+  const thirdPartySrc = hexo.render.renderSync({ path: path.join(hexo.theme_dir,'/plugins.yml'), engine: 'yaml'})
+  const internalSrc = {
+    main: {
+      name: 'hexo-theme-butterfly',
+      file: 'js/main.js',
+      version
+    },
+    utils: {
+      name: 'hexo-theme-butterfly',
+      file: 'js/utils.js',
+      version
+    },
+    translate: {
+      name: 'hexo-theme-butterfly',
+      file: 'js/tw_cn.js',
+      version
+    },
+    local_search: {
+      name: 'hexo-theme-butterfly',
+      file: 'js/search/local-search.js',
+      version
+    },
+    algolia_js: {
+      name: 'hexo-theme-butterfly',
+      file: 'js/search/algolia.js',
+      version
+    }
+  }
+
+  const minFile = (file) => {
+    return file.replace(/(?<!\.min)\.(js|css)$/g, ext => '.min' + ext)
+  }
+
+  const createCDNLink = (data, type, cond = '') => {
+    Object.keys(data).map(key => {
+      let { name, version, file, other_name } = data[key]
+
+      const min_file = minFile(file)
+      const cdnjs_name = other_name || name
+      const cdnjs_file = file.replace(/^[lib|dist]*\/|browser\//g, '')
+      const min_cdnjs_file = minFile(cdnjs_file)
+      if (cond === 'internal') file = `source/${file}`
+      const verType = CDN.version ? `@${version}` : ''
+
+      const value = {
+        version,
+        name,
+        file,
+        cdnjs_file,
+        min_file,
+        min_cdnjs_file,
+        cdnjs_name
+      }
+      const cdnSource = {
+        local: cond === 'internal' ? cdnjs_file : `/pluginsSrc/${name}/${file}`,
+        jsdelivr: `https://cdn.jsdelivr.net/npm/${name}${verType}/${min_file}`,
+        unpkg: `https://unpkg.com/${name}${verType}/${file}`,
+        cdnjs: `https://cdnjs.cloudflare.com/ajax/libs/${cdnjs_name}/${version}/${min_cdnjs_file}`,
+        custom: (CDN.custom_format || '').replace(/\$\{(.+?)\}/g, (match, $1) => value[$1])
+      }
+      
+      data[key] = cdnSource[type]
+    })
+
+    if (cond === 'internal') data['main_css'] = 'css/index.css'
+    return data
+  }
+
+  // delete null value
+  const deleteNullValue = obj => {
+    if (!obj) return
+    for (const i in obj) {
+      obj[i] === null && delete obj[i]
+    }
+    return obj
+  }
+
+  themeConfig.asset = Object.assign(createCDNLink(internalSrc,CDN.internal_provider,'internal'),
+  createCDNLink(thirdPartySrc,CDN.third_party_provider), deleteNullValue(CDN.option))
+})

themes/butterfly/scripts/events/comment.js

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+/**
+ * Capitalize the first letter of comment name
+ */
+
+hexo.extend.filter.register('before_generate', () => {
+  const themeConfig = hexo.theme.config
+  let { use } = themeConfig.comments
+  if (!use) return
+  if (typeof use === 'string') {
+    use = use.split(',')
+  }
+  const newArray = use.map(item => item.toLowerCase().replace(/\b[a-z]/g, s => s.toUpperCase()))
+  themeConfig.comments.use = newArray
+})

themes/butterfly/scripts/events/init.js

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+const logger = require('hexo-log')()
+
+hexo.extend.filter.register('before_generate', () => {
+  // Get first two digits of the Hexo version number
+  const hexoVer = hexo.version.replace(/(^.*\..*)\..*/, '$1')
+
+  if (hexoVer < 5.3) {
+    logger.error('Please update Hexo to V5.3.0 or higher!')
+    logger.error('請把 Hexo 升級到 V5.3.0 或更高的版本！')
+    process.exit(-1)
+  }
+
+  if (hexo.locals.get) {
+    const data = hexo.locals.get('data')
+    if (data && data.butterfly) {
+      logger.error(" 'butterfly.yml' is deprecated. Please use '_config.butterfly.yml' ")
+      logger.error(" 'butterfly.yml' 已經棄用，請使用 '_config.butterfly.yml' ")
+      process.exit(-1)
+    }
+  }
+})

themes/butterfly/scripts/events/stylus.js

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+/**
+ * stylus
+ */
+
+'use strict'
+
+hexo.extend.filter.register('stylus:renderer', function (style) {
+  const { highlight, prismjs } = hexo.config
+  style
+    .define('$highlight_enable', highlight && highlight.enable)
+    .define('$highlight_line_number', highlight && highlight.line_number)
+    .define('$prismjs_enable', prismjs && prismjs.enable)
+    .define('$prismjs_line_number', prismjs && prismjs.line_number)
+    // .import(this.source_dir.replace(/\\/g, '/') + '_data/css/*')
+})

themes/butterfly/scripts/events/welcome.js

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+const logger = require('hexo-log')()
+
+hexo.on('ready', () => {
+  const { version } = require('../../package.json')
+  logger.info(`
+  ===================================================================
+                                                                     
+      #####  #    # ##### ##### ###### #####  ###### #      #   #    
+      #    # #    #   #     #   #      #    # #      #       # #     
+      #####  #    #   #     #   #####  #    # #####  #        #     
+      #    # #    #   #     #   #      #####  #      #        #      
+      #    # #    #   #     #   #      #   #  #      #        #    
+      #####   ####    #     #   ###### #    # #      ######   #  
+
+                            ${version}
+  ===================================================================`)
+})