fixing upload pictures

routes/routes-project.js

@@ -164,12 +164,35 @@ module.exports = function (app) {
 
       var projectLogo = req.files.logo
       var projectPicture = req.files.src
+      var projectLogoPath, projectPicturePath
+      
+      if (projectLogo) {
+        // raise error if size limit is exceeded
+        if (projectLogo.size === pictSizeLimit) {
+          req.flash('error', 'Projektlogo exceeds 1 MB');
+          res.redirect('/addprojectoverview');
+        }
+        else {
           // TEST PATH FOR DEVELOPMENT (LOCALHOST)
-      var projectLogoPath = './folder-in-server-to-save-projektlogo/'+req.body.pname+'/'+projectLogo.name
-      var projectPicturePath = './folder-in-server-to-save-projektbild/'+req.body.pname+'/'+projectPicture.name
+          projectLogoPath = './folder-in-server-to-save-projektlogo/'+req.body.pname+'/'+projectLogo.name
           // PATH FOR TEST/LIVE SERVER
           // var projectLogoPath = to-be-defined
+        }
+      }
+      if (projectPicture) {
+        // raise error if size limit is exceeded
+        if (projectPicture.size === pictSizeLimit) {
+          req.flash('error', 'Projektbild exceeds 1 MB');
+          res.redirect('/addprojectoverview');
+        }
+        else {
+          // TEST PATH FOR DEVELOPMENT (LOCALHOST)
+          projectPicturePath = './folder-in-server-to-save-projektbild/'+req.body.pname+'/'+projectPicture.name
+          // PATH FOR TEST/LIVE SERVER
           // var projectPicturePath = to-be-defined
+        }
+        
+      }
       
       var projectTerm = req.body.termForm + " - " + req.body.termTo
       var projectOverviewData = {
@@ -197,18 +220,9 @@ module.exports = function (app) {
         leader_email: req.body.leaderEmail
       }
       
-      // raise error if limit is exceeded
-      if (projectLogo && projectLogo.size === pictSizeLimit) {
-        req.flash('error', 'Projektlogo exceeds 1 MB');
-        res.redirect('/addprojectoverview');
-      }
-      if (projectPicture && projectPicture.size === pictSizeLimit) {
-        req.flash('error', 'Projektbild exceeds 1 MB');
-        res.redirect('/addprojectoverview');
-      }
-
       // save pictures
-      projectLogo.mv('./folder-in-server-to-save-projektlogo/'+req.body.pname+'/'+projectLogo.name, function(err) {
+      if (projectLogo) {
+        projectLogo.mv(projectLogoPath, function(err) {
           if (err) {
             console.error(err)
             res.status(500).render(lang+'/500', {
@@ -216,7 +230,9 @@ module.exports = function (app) {
             })
           }
         });
-      projectPicture.mv('./folder-in-server-to-save-projektbild/'+req.body.pname+'/'+projectPicture.name, function(err) {
+      }
+      if (projectPicture) {
+        projectPicture.mv(projectPicturePath, function(err) {
           if (err) {
             console.error(err)
             res.status(500).render(lang+'/500', {
@@ -224,6 +240,7 @@ module.exports = function (app) {
             })
           }
         });
+      }
 
       /* RS: Temporary solution while Project DB is still in early phase.
               When User DB and Project DB are integrated and quite stabil, this operation should be done in 1 transaction.