From 5cf71c9bbdfe5212a7339af119bece2c5fa1cc9c Mon Sep 17 00:00:00 2001
From: Johannes Meyer <johannes.meyer@icinga.com>
Date: Thu, 11 Jul 2019 11:14:08 +0200
Subject: [PATCH] js: Drop iframe-upload fallback for IE

---
 public/js/icinga/events.js | 29 +----------------------------
 public/js/icinga/loader.js | 35 -----------------------------------
 2 files changed, 1 insertion(+), 63 deletions(-)

diff --git a/public/js/icinga/events.js b/public/js/icinga/events.js
index 3c4f3b9d5..5678b66e4 100644
--- a/public/js/icinga/events.js
+++ b/public/js/icinga/events.js
@@ -322,33 +322,6 @@
                 url = icinga.utils.addUrlParams(url, dataObj);
             } else {
                 if (encoding === 'multipart/form-data') {
-                    if (typeof window.FormData === 'undefined') {
-                        icinga.loader.submitFormToIframe($form, url, $target);
-
-                        // Disable all form controls to prevent resubmission as early as possible.
-                        // (This relies on native form submission, so using setTimeout is the only possible solution)
-                        setTimeout(function () {
-                            if ($target.attr('id') == $form.closest('.container').attr('id')) {
-                                $form.find(':input:not(:disabled)').prop('disabled', true);
-                            }
-                        }, 0);
-
-                        if (autosubmit) {
-                            if ($button.length) {
-                                // We're autosubmitting the form so the button has not been clicked, however,
-                                // to be really safe, we're disabling the button explicitly, just in case..
-                                $button.prop('disabled', true);
-                            }
-
-                            $form[0].submit(); // This should actually not trigger the onSubmit event, let's hope that this is true for all browsers..
-                            event.stopPropagation();
-                            event.preventDefault();
-                            return false;
-                        } else {
-                            return true;
-                        }
-                    }
-
                     data = new window.FormData($form[0]);
                 } else {
                     data = $form.serializeArray();
@@ -370,7 +343,7 @@
 
             // Disable all form controls to prevent resubmission except for our search input
             // Note that disabled form inputs will not be enabled via JavaScript again
-            if ($target.attr('id') == $form.closest('.container').attr('id')) {
+            if ($target.attr('id') === $form.closest('.container').attr('id')) {
                 $form.find(':input:not(#search):not(:disabled)').prop('disabled', true);
             }
 
diff --git a/public/js/icinga/loader.js b/public/js/icinga/loader.js
index 38f3c442c..d48f871fd 100644
--- a/public/js/icinga/loader.js
+++ b/public/js/icinga/loader.js
@@ -163,41 +163,6 @@
             return req;
         },
 
-        /**
-         * Mimic XHR form submission by using an iframe
-         *
-         * @param {object} $form    The form being submitted
-         * @param {string} action   The form's action URL
-         * @param {object} $target  The target container
-         */
-        submitFormToIframe: function ($form, action, $target) {
-            var _this = this;
-
-            $form.prop('action', _this.icinga.utils.addUrlParams(action, {
-                '_frameUpload': true
-            }));
-            $form.prop('target', 'fileupload-frame-target');
-            $('#fileupload-frame-target').on('load', function (event) {
-                var $frame = $(event.target);
-                var $contents = $frame.contents();
-
-                var $redirectMeta = $contents.find('meta[name="redirectUrl"]');
-                if ($redirectMeta.length) {
-                    _this.redirectToUrl($redirectMeta.attr('content'), $target);
-                } else {
-                    // Fetch the frame's new content and paste it into the target
-                    _this.renderContentToContainer(
-                        $contents.find('body').html(),
-                        $target,
-                        'replace'
-                    );
-                }
-
-                $frame.prop('src', 'about:blank'); // Clear the frame's dom
-                $frame.off('load'); // Unbind the event as it's set on demand
-            });
-        },
-
         /**
          * Create an URL relative to the Icinga base Url, still unused
          *