zb-email-verifier - npm Package Compare versions

Comparing version 0.5.3 to 0.6.0

index.js

@@ -6,2 +6,3 @@ 'use strict';
 const _ = require('lodash');
+const randomstring = require('randomstring');
 const netsend = require('./lib/netsend');
@@ -11,7 +12,7 @@
   constructor ( message, extra ) {
-    super()
-    Error.captureStackTrace( this, this.constructor )
-    this.name = 'CustomError'
-    this.message = message
-    if ( extra ) this.extra = extra;
+    super();
+    Error.captureStackTrace( this, this.constructor );
+    this.name = 'CustomError';
+    this.message = message;
+    if( extra ) this.extra = extra;
   }
@@ -37,10 +38,16 @@ }
 
+    const generateRandomEmail = function() {
+      debug('Domain...', emailHost);
+      let radomString = randomstring.generate(32);
+      return radomString + '@' + emailHost;
+    };
+
     return new P((resolve, reject) => {
       const jobDnsResolveMx = dnsResolveMx(emailHost).then(results => {
         if(_.isEmpty(results)) {
-          throw new VerifyError('','MXRECORD_FAIL');
+          throw new VerifyError('', 'MXRECORD_FAIL');
         }
         return results;
-      },() => {
-        throw new VerifyError('','MXRECORD_FAIL');
+      }, () => {
+        throw new VerifyError('', 'MXRECORD_FAIL');
       });
@@ -55,3 +62,3 @@
         return netsend({port: 25, host: exchange}).catch(() => {
-          throw new VerifyError('','CONN_FAIL');
+          throw new VerifyError('', 'CONN_FAIL');
         });
@@ -67,3 +74,3 @@ });
           if(resmsg[0].substr(0, 3) !== '220') {
-            throw new VerifyError('','VERIFY_FAIL');
+            throw new VerifyError('', 'VERIFY_FAIL');
           }
@@ -80,3 +87,3 @@
           if(resmsg[0].substr(0, 3) !== '250') {
-            throw new VerifyError('','VERIFY_FAIL');
+            throw new VerifyError('', 'VERIFY_FAIL');
           }
@@ -93,4 +100,5 @@
           if(resmsg[0].substr(0, 3) !== '250') {
-            throw new VerifyError('','VERIFY_FAIL');
+            throw new VerifyError('', 'VERIFY_FAIL');
           }
+
           const writeMsg = `RCPT TO: <${opts.to}>`;
@@ -104,3 +112,19 @@ debug(writeMsg);
           if(resmsg[0].substr(0, 3) === '250') {
-            return 'EXIST';
+            if(opts.catchalltest === true) {
+              debug('MAILBOX EXIST..CHECKING FOR CATCHALL');
+              let randomUser = generateRandomEmail();
+              debug('RANDOM USER: ', randomUser);
+              const writeMsg = `RCPT TO: <${randomUser}>`;
+              debug(writeMsg);
+              netConn.write(writeMsg);
+              return netConn.response().then(resmsg => {
+                if(resmsg[0].substr(0, 3) === '250') {
+                  return 'CATCH_ALL';
+                } else {
+                  return 'EXIST';
+                }
+              });
+            } else {
+              return 'EXIST';
+            }
           } else {
@@ -116,3 +140,3 @@ return 'NOT_EXIST';
         resolve(results);
-      }).catch(VerifyError,(err) => {
+      }).catch(VerifyError, (err) => {
         resolve(err.extra);
@@ -119,0 +143,0 @@ }).catch((err) => {

package.json

 {
   "name": "zb-email-verifier",
   "description": "Promise-based library for verify an email address existence via SMTP",
-  "version": "0.5.3",
+  "version": "0.6.0",
   "author": {
@@ -26,3 +26,4 @@ "name": "ZIGBANG",
     "bluebird": "^3.4.6",
-    "lodash": "^4.17.2"
+    "lodash": "^4.17.2",
+    "randomstring": "^1.1.5"
   },
@@ -29,0 +30,0 @@ "devDependencies": {

README.md

@@ -29,2 +29,3 @@ # zb-email-verifier
   // NOT_EXIST - email is not existence
+  // CATCH_ALL - catch all smtp server
 
@@ -31,0 +32,0 @@ // MXRECORD_TIMEOUT - resolve mx record timeout

test/test.js

@@ -12,2 +12,3 @@ 'use strict';
       debug: true,
+      catchalltest: true,
       timeout: 1500
@@ -32,3 +33,4 @@ }).then(result => {
   // NOT_EXIST
+  // CATCH_ALL
   // UNKNOWN
 });

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License

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Found 1 instance in 1 package

Fixed alerts

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Found 1 instance in 1 package

Improved metrics

Lines of code

235

increased by11.37%

Number of lines in readme file

39

increased by2.63%

Worsened metrics

Total package byte prevSize

38960

decreased by-17.21%

Dependency count

3

increased by50%

Number of package files

20

decreased by-4.76%

Dependency changes

• + Addedrandomstring@^1.1.5

• + Addedrandombytes@2.0.3(transitive)

• + Addedrandomstring@1.3.0(transitive)