Refactor NPM module

5 years ago · 7cd761c2ae
parent b6f9ab6464
commit 7cd761c2ae
7 changed files with 98 additions and 111 deletions
--- a/2
+++ b/2
@ -11,8 +11,6 @@ fi
 cmd="docker run --rm -v "$(pwd):/opt/wappalyzer" -it wappalyzer/dev"

 $cmd sh -c "\
-	yarn install; \
-	cd src/drivers/webextension; \
 	yarn install; \
 	cd ../npm; \
 	yarn install"
--- a/src/drivers/npm/cli.js
+++ b/src/drivers/npm/cli.js
@ -84,10 +84,6 @@ Options:

    const site = await wappalyzer.open(url)

-    site.on('error', (error) => {
-      process.stderr.write(`page error: ${error}\n`)
-    })
-
    const results = await site.analyze()

    process.stdout.write(
@ -98,7 +94,8 @@ Options:

    process.exit(0)
  } catch (error) {
-    process.stderr.write(error.toString())
+    // eslint-disable-next-line no-console
+    console.error(error)

    await wappalyzer.destroy()

--- a/src/drivers/npm/driver.js
+++ b/src/drivers/npm/driver.js
@ -2,7 +2,13 @@ const { URL } = require('url')
 const fs = require('fs')
 const path = require('path')
 const LanguageDetect = require('languagedetect')
-const Wappalyzer = require('./wappalyzer')
+const {
+  setTechnologies,
+  setCategories,
+  analyze,
+  analyzeManyToMany,
+  resolve
+} = require('./wappalyzer')

 const { AWS_LAMBDA_FUNCTION_NAME, CHROMIUM_BIN } = process.env

@ -30,8 +36,6 @@ const languageDetect = new LanguageDetect()

 languageDetect.setLanguageType('iso2')

-const json = JSON.parse(fs.readFileSync(path.resolve(`${__dirname}/apps.json`)))
-
 const extensions = /^([^.]+$|\.(asp|aspx|cgi|htm|html|jsp|php)$)/

 const errorTypes = {
@ -40,6 +44,13 @@ const errorTypes = {
  NO_HTML_DOCUMENT: 'No HTML document'
 }

+const { apps: technologies, categories } = JSON.parse(
+  fs.readFileSync(path.resolve(`${__dirname}/apps.json`))
+)
+
+setTechnologies(technologies)
+setCategories(categories)
+
 function sleep(ms) {
  return new Promise((resolve) => setTimeout(resolve, ms))
 }
@ -188,7 +199,7 @@ class Driver {

        await this.browser.close()

-        this.log('Done')
+        this.log('Browser closed')
      } catch (error) {
        throw new Error(error.toString())
      }
@ -199,10 +210,10 @@ class Driver {
    return new Site(url, this)
  }

-  log(message, source = 'driver', type = 'debug') {
+  log(message, source = 'driver') {
    if (this.options.debug) {
      // eslint-disable-next-line no-console
-      console.log(`${type.toUpperCase()} | ${source} | ${message}`)
+      console.log(`wappalyzer | log | ${source} |`, message)
    }
  }
 }
@ -219,21 +230,9 @@ class Site {
      throw new Error(error.message || error.toString())
    }

-    this.wappalyzer = new Wappalyzer()
-
-    this.wappalyzer.apps = json.apps
-    this.wappalyzer.categories = json.categories
-
-    this.wappalyzer.parseJsPatterns()
-
-    this.wappalyzer.driver.log = (message, source, type) =>
-      this.log(message, source, type)
-    this.wappalyzer.driver.displayApps = (detected, meta, context) =>
-      this.displayApps(detected, meta, context)
-
    this.analyzedUrls = {}
-    this.technologies = []
-    this.meta = {}
+    this.detections = []
+    this.language = ''

    this.listeners = {}

@ -242,7 +241,18 @@ class Site {
    this.pages = []
  }

-  async init() {}
+  log(message, source = 'driver', type = 'log') {
+    if (this.options.debug) {
+      // eslint-disable-next-line no-console
+      console[type](`wappalyzer | ${type} | ${source} |`, message)
+    }
+
+    this.emit(type, { message, source })
+  }
+
+  error(error, source = 'driver') {
+    this.log(error, source, 'error')
+  }

  on(event, callback) {
    if (!this.listeners[event]) {
@ -258,14 +268,6 @@ class Site {
    }
  }

-  log(...args) {
-    this.emit('log', ...args)
-
-    this.driver.log(...args)
-  }
-
-  async fetch(url, index, depth) {}
-
  async goto(url) {
    // Return when the URL is a duplicate or maxUrls has been reached
    if (
@ -293,7 +295,7 @@ class Site {

    await page.setRequestInterception(true)

-    page.on('error', (error) => this.emit('error', error))
+    page.on('error', (error) => this.error(error))

    let responseReceived = false

@ -309,7 +311,7 @@ class Site {
          request.continue()
        }
      } catch (error) {
-        this.emit('error', error)
+        this.error(error)
      }
    })

@ -340,7 +342,7 @@ class Site {
          }
        }
      } catch (error) {
-        this.emit('error', error)
+        this.error(error)
      }
    })

@ -356,7 +358,7 @@ class Site {
        )
      ])
    } catch (error) {
-      this.emit('error', error)
+      this.error(error)
    }

    await sleep(1000)
@ -387,7 +389,8 @@ class Site {
      ).jsonValue()
    ).filter((script) => script)

-    const js = processJs(await page.evaluate(getJs), this.wappalyzer.jsPatterns)
+    // const js = processJs(await page.evaluate(getJs), this.wappalyzer.jsPatterns)
+    // TODO

    const cookies = (await page.cookies()).map(
      ({ name, value, domain, path }) => ({
@ -413,29 +416,40 @@ class Site {
      throw new Error('NO_RESPONSE')
    }

-    let language = null
+    if (!this.language) {
+      this.language = await (
+        await page.evaluateHandle(
+          () =>
+            document.documentElement.getAttribute('lang') ||
+            document.documentElement.getAttribute('xml:lang')
+        )
+      ).jsonValue()
+    }

-    try {
-      const [attrs] = languageDetect.detect(
-        html.replace(/<\/?[^>]+(>|$)/g, ' '),
-        1
-      )
+    if (!this.language) {
+      try {
+        const [attrs] = languageDetect.detect(
+          html.replace(/<\/?[^>]+(>|$)/gs, ' '),
+          1
+        )

-      if (attrs) {
-        ;[language] = attrs
+        if (attrs) {
+          ;[this.language] = attrs
+        }
+      } catch (error) {
+        this.error(error)
      }
-    } catch (error) {
-      this.log(`${error} (${url.href})`, 'driver', 'error')
    }

-    await this.wappalyzer.analyze(url, {
-      cookies,
-      headers: this.headers,
-      html,
-      js,
-      scripts,
-      language
-    })
+    await this.onDetect(
+      url,
+      await analyze(url, {
+        cookies,
+        headers: this.headers,
+        html,
+        scripts
+      })
+    )

    const reducedLinks = Array.prototype.reduce.call(
      links,
@ -496,13 +510,30 @@ class Site {
        }
      }

-      this.log(`${message} (${url.href})`, 'driver', 'error')
+      this.error(error)
    }

    return {
      urls: this.analyzedUrls,
-      applications: this.technologies,
-      meta: this.meta
+      applications: resolve(this.detections).map(
+        ({ name, confidence, version, icon, website, categories }) => ({
+          name,
+          confidence,
+          version,
+          icon,
+          website,
+          categories: categories.reduce(
+            (categories, { id, name }) => ({
+              ...categories,
+              [id]: name
+            }),
+            {}
+          )
+        })
+      ),
+      meta: {
+        language: this.language
+      }
    }
  }

@ -520,34 +551,16 @@ class Site {
    await this.batch(links, depth, batch + 1)
  }

-  displayApps(technologies, meta) {
-    this.meta = meta
-
-    Object.keys(technologies).forEach((name) => {
-      const {
-        confidenceTotal: confidence,
-        version,
-        props: { cats, icon, website, cpe }
-      } = technologies[name]
-
-      const categories = cats.reduce((categories, id) => {
-        categories[id] = json.categories[id].name
+  onDetect(url, detections = [], language) {
+    this.detections = this.detections.concat(detections)

-        return categories
-      }, {})
-
-      if (!this.technologies.some(({ name: _name }) => name === _name)) {
-        this.technologies.push({
-          name,
-          confidence,
-          version: version || null,
-          icon: icon || 'default.svg',
-          website,
-          cpe: cpe || null,
-          categories
-        })
-      }
-    })
+    this.detections.filter(
+      ({ technology: { name }, pattern: { regex } }, index) =>
+        this.detections.findIndex(
+          ({ technology: { name: _name }, pattern: { regex: _regex } }) =>
+            name === _name && (!regex || regex.toString() === _regex.toString())
+        ) === index
+    )
  }

  async destroy() {
@ -570,6 +583,3 @@ class Site {
 }

 module.exports = Driver
-
-module.exports.processJs = processJs
-module.exports.processHtml = processHtml
--- a/src/drivers/webextension/.gitignore
+++ b/src/drivers/webextension/.gitignore
@ -1,6 +1,5 @@
 /apps.json
 /images/icons/converted/*
 /js/wappalyzer.js
-/node_modules

 !.gitkeep
--- a/src/drivers/webextension/js/driver.js
+++ b/src/drivers/webextension/js/driver.js
@ -80,10 +80,6 @@ const Driver = {
    console[type](`wappalyzer | ${source} |`, message)
  },

-  warn(message, source = 'driver') {
-    Driver.log(message, source, 'warn')
-  },
-
  error(error, source = 'driver') {
    Driver.log(error, source, 'error')
  },
@ -230,7 +226,7 @@ const Driver = {
    })

    // Remove duplicates
-    cache.detections = cache.detections = cache.detections.concat(detections)
+    cache.detections = cache.detections.concat(detections)

    cache.detections.filter(
      ({ technology: { name }, pattern: { regex } }, index) =>
--- a/src/drivers/webextension/package.json
+++ b/src/drivers/webextension/package.json
@ -1,5 +0,0 @@
-{
-  "dependencies": {
-    "webextension-polyfill": "^0.4.0"
-  }
-}
--- a/src/drivers/webextension/yarn.lock
+++ b/src/drivers/webextension/yarn.lock
@ -1,8 +0,0 @@
-# THIS IS AN AUTOGENERATED FILE. DO NOT EDIT THIS FILE DIRECTLY.
-# yarn lockfile v1
-
-
-webextension-polyfill@^0.4.0:
-  version "0.4.0"
-  resolved "https://registry.yarnpkg.com/webextension-polyfill/-/webextension-polyfill-0.4.0.tgz#9cc5a60f0f2bf907a6b349fdd7e61701f54956f9"
-  integrity sha512-oreMp+EoAo1pzRMigx4jB5jInIpx6NTCySPSjGyLLee/dCIPiRqowCEfbFP8o20wz9SOtNwSsfkaJ9D/tRgpag==