Handle errors when a resource fails to install

CHANGELOG.md

@@ -1,6 +1,8 @@
 # v1.2.x
 ## 09/xx/2016
 
+1. [](#improved)
+    * Handle errors when a resource fails to install
 1. [](#bugfix)
     * Fix [#1034](https://github.com/getgrav/grav/issues/1034) redirect of page creation procedure when system.home.hide_in_urls is enabled
     * Media (Page): Do not extend parent metehod for sending files since Safari and IE API for FormData don’t implement `delete` ([#772](https://github.com/getgrav/grav-plugin-admin/issues/772))

themes/grav/app/utils/packages.js

@@ -339,13 +339,20 @@ class Packages {
         $('[data-packages-modal] .install-dependencies-package-container').addClass('hidden');
         $('[data-packages-modal] .installing-dependencies').removeClass('hidden');
 
-        this.installDependenciesOfPackages(type, slugs, () => {
+        this.installDependenciesOfPackages(type, slugs, (response) => {
             $('[data-packages-modal] .installing-dependencies').addClass('hidden');
             $('[data-packages-modal] .installing-package').removeClass('hidden');
             this.installPackages(type, slugs, () => {
                 $('[data-packages-modal] .installing-package').addClass('hidden');
                 $('[data-packages-modal] .installation-complete').removeClass('hidden');
 
+                if (response.status === 'error') {
+                    let remodal = $.remodal.lookup[$('[data-packages-modal]').data('remodal')];
+                    remodal.close();
+
+                    return;
+                }
+
                 if (slugs.length === 1) {
                     global.location.href = `${config.base_url_relative}/${type}s/${slugs[0]}`;
                 } else {
@@ -364,10 +371,17 @@ class Packages {
         $('[data-packages-modal] .install-package-container').addClass('hidden');
         $('[data-packages-modal] .installing-package').removeClass('hidden');
 
-        this.installPackages(type, slugs, () => {
+        this.installPackages(type, slugs, (response) => {
             $('[data-packages-modal] .installing-package').addClass('hidden');
             $('[data-packages-modal] .installation-complete').removeClass('hidden');
 
+            if (response.status === 'error') {
+                let remodal = $.remodal.lookup[$('[data-packages-modal]').data('remodal')];
+                remodal.close();
+
+                return;
+            }
+
             if (slugs.length === 1) {
                 global.location.href = `${config.base_url_relative}/${type}s/${slugs[0]}`;
             } else {