add resubscribe functionality

server/boot/randomAPIs.js

@@ -17,7 +17,10 @@ module.exports = function(app) {
   router.get('/unsubscribe/:email', unsubscribeMonthly);
   router.get('/unsubscribe-notifications/:email', unsubscribeNotifications);
   router.get('/unsubscribe-quincy/:email', unsubscribeQuincy);
+  router.get('/unsubscribed/:email', unsubscribed);
   router.get('/unsubscribed', unsubscribed);
+  router.get('/resubscribe/:email', resubscribe);
+  router.get('/resubscribe', resubscribe);
   router.get('/get-started', getStarted);
   router.get('/submit-cat-photo', submitCatPhoto);
   router.get('/stories', showTestimonials);
@@ -173,7 +176,15 @@ module.exports = function(app) {
   }
 
   function unsubscribeMonthly(req, res, next) {
-    req.checkParams('email', 'Must send a valid email').isEmail();
+    req.checkParams(
+      'email',
+      `"${req.params.email}" isn't a valid email address.`
+    ).isEmail();
+    const errors = req.validationErrors(true);
+    if (errors) {
+      req.flash('error', { msg: errors.email.msg });
+      return res.redirect('/map');
+    }
     return User.findOne({ where: { email: req.params.email } }, (err, user) => {
       if (err) { return next(err); }
       if (!user) {
@@ -192,13 +203,21 @@ module.exports = function(app) {
         req.flash('info', {
           msg: 'We\'ve successfully updated your Email preferences.'
         });
-        return res.redirect('/unsubscribed');
+        return res.redirect('/unsubscribed/' + req.params.email);
       });
     });
   }
 
   function unsubscribeNotifications(req, res, next) {
-    req.checkParams('email', 'Must send a valid email').isEmail();
+    req.checkParams(
+      'email',
+      `"${req.params.email}" isn't a valid email address.`
+    ).isEmail();
+    const errors = req.validationErrors(true);
+    if (errors) {
+      req.flash('error', { msg: errors.email.msg });
+      return res.redirect('/map');
+    }
     return User.findOne({ where: { email: req.params.email } }, (err, user) => {
       if (err) { return next(err); }
       if (!user) {
@@ -219,7 +238,15 @@ module.exports = function(app) {
   }
 
   function unsubscribeQuincy(req, res, next) {
-    req.checkParams('email', 'Must send a valid email').isEmail();
+    req.checkParams(
+      'email',
+      `"${req.params.email}" isn't a valid email address.`
+    ).isEmail();
+    const errors = req.validationErrors(true);
+    if (errors) {
+      req.flash('error', { msg: errors.email.msg });
+      return res.redirect('/map');
+    }
     return User.findOne({ where: { email: req.params.email } }, (err, user) => {
       if (err) { return next(err); }
       if (!user) {
@@ -244,11 +271,47 @@ module.exports = function(app) {
   }
 
   function unsubscribed(req, res) {
+    req.checkParams('email', 'Must send a valid email').isEmail();
     res.render('resources/unsubscribed', {
-      title: 'You have been unsubscribed'
+      title: 'You have been unsubscribed',
+      email: req.params.email
     });
   }
 
+  function resubscribe(req, res, next) {
+    req.checkParams(
+      'email',
+      `"${req.params.email}" isn't a valid email address.`
+    ).isEmail();
+    const errors = req.validationErrors(true);
+    if (errors) {
+      req.flash('error', { msg: errors.email.msg });
+      return res.redirect('/map');
+    }
+    return User.findOne({ where: { email: req.params.email } }, (err, user) => {
+      if (err) { return next(err); }
+      if (!user) {
+        req.flash('info', {
+          msg: 'Email address not found. ' +
+          'Please update your Email preferences from your profile.'
+        });
+        return res.redirect('/map');
+      }
+      return user.updateAttributes({
+        sendMonthlyEmail: true,
+        sendQuincyEmail: true,
+        sendNotificationEmail: true
+      }, (err) => {
+        if (err) { return next(err); }
+        req.flash('info', {
+          msg: 'We\'ve successfully updated your Email preferences.'
+        });
+        return res.redirect('/map');
+      });
+    });
+  }
+
+
   function getStarted(req, res) {
     res.render('resources/get-started', {
       title: 'How to get started with Free Code Camp'

server/views/resources/unsubscribed.jade

@@ -2,5 +2,14 @@ extends ../layout
 block content
     .panel.panel-info
         .panel-body.text-center
-            h1 You have successfully been unsubscribed.
-            h2 Whatever you do, keep coding! :)
+            h1 OK - you have unsubscribed.
+            h2 I (Quincy) may have sent you duplicate emails. 
+            h2 There was a bug in my emailing script. 
+            h2 I'm really sorry for the trouble.
+            h2 This should be a one-time issue.
+            h2 Do you want to re-subscribe?
+            .big-break
+            a.btn.btn-cta.signup-btn(href='/resubscribe/#{email}') Re-subscribe
+
+
+