Add support for basic auth in NPM driver

src/drivers/npm/README.md

@@ -27,16 +27,19 @@ node index.js [url] [options]
 ### Options
 
 ```
+	--password           Password to be used for basic HTTP authentication
+	--proxy              Proxy URL, e.g. 'http://user:pass@proxy:8080'
+	--username           Username to be used for basic HTTP authentication
   --chunk-size=num     Process links in chunks.
   --debug=0|1          Output debug messages.
   --delay=ms           Wait for ms milliseconds between requests.
+  --html-max-cols=num  Limit the number of HTML characters per line processed.
+  --html-max-rows=num  Limit the number of HTML lines processed.
   --max-depth=num      Don't analyse pages more than num levels deep.
   --max-urls=num       Exit when num URLs have been analysed.
   --max-wait=ms        Wait no more than ms milliseconds for page resources to load.
   --recursive=0|1      Follow links on pages (crawler).
   --user-agent=str     Set the user agent string.
-  --html-max-cols=num  Limit the number of HTML characters per line processed.
-  --html-max-rows=num  Limit the number of HTML lines processed.
 ```
 
 

src/drivers/npm/driver.js

@@ -13,17 +13,19 @@ const extensions = /^([^.]+$|\.(asp|aspx|cgi|htm|html|jsp|php)$)/;
 class Driver {
   constructor(pageUrl, options) {
     this.options = Object.assign({}, {
+			password: '',
+			proxy: null,
+			username: '',
       chunkSize: 5,
       debug: false,
       delay: 500,
+      htmlMaxCols: 2000,
+      htmlMaxRows: 3000,
       maxDepth: 3,
       maxUrls: 10,
       maxWait: 5000,
-			proxy: null,
       recursive: false,
       userAgent: 'Mozilla/5.0 (compatible; Wappalyzer)',
-      htmlMaxCols: 2000,
-      htmlMaxRows: 3000,
     }, options || {});
 
     this.options.debug = Boolean(+this.options.debug);
@@ -121,6 +123,11 @@ class Driver {
       waitDuration: this.options.maxWait,
     });
 
+		browser.on('authenticate', auth => {
+			auth.username = this.options.username;
+			auth.password = this.options.password;
+		});
+
     this.timer('browser.visit start; url: ' + pageUrl.href, timerScope);
 
     browser.visit(pageUrl.href, () => {