From c1ef8243a1a6bc83248cef8e0b33c04c5547dca4 Mon Sep 17 00:00:00 2001
From: yflory <yann.flory@xwiki.com>
Date: Mon, 17 Sep 2018 10:31:27 +0200
Subject: [PATCH] Ability to select multiple files to upload (#275)

---
 www/common/common-ui-elements.js | 34 +++++++++++++++++---------------
 www/drive/inner.js               | 17 +++++++++-------
 2 files changed, 28 insertions(+), 23 deletions(-)

diff --git a/www/common/common-ui-elements.js b/www/common/common-ui-elements.js
index b13432127..5fafd241e 100644
--- a/www/common/common-ui-elements.js
+++ b/www/common/common-ui-elements.js
@@ -631,23 +631,25 @@ define([
                 if (!data.FM) { return; }
                 var $input = $('<input>', {
                     'type': 'file',
-                    'style': 'display: none;'
+                    'style': 'display: none;',
+                    'multiple': 'multiple'
                 }).on('change', function (e) {
-                    var file = e.target.files[0];
-                    var ev = {
-                        target: data.target
-                    };
-                    if (data.filter && !data.filter(file)) {
-                        return;
-                    }
-                    if (data.transformer) {
-                        data.transformer(file, function (newFile) {
-                            data.FM.handleFile(newFile, ev);
-                            if (callback) { callback(); }
-                        });
-                        return;
-                    }
-                    data.FM.handleFile(file, ev);
+                    var files = Util.slice(e.target.files);
+                    files.forEach(function (file) {
+                        var ev = {
+                            target: data.target
+                        };
+                        if (data.filter && !data.filter(file)) {
+                            return;
+                        }
+                        if (data.transformer) {
+                            data.transformer(file, function (newFile) {
+                                data.FM.handleFile(newFile, ev);
+                            });
+                            return;
+                        }
+                        data.FM.handleFile(file, ev);
+                    });
                     if (callback) { callback(); }
                 });
                 if (data.accept) { $input.attr('accept', data.accept); }
diff --git a/www/drive/inner.js b/www/drive/inner.js
index 9fd9f82e6..9a1a15f8e 100644
--- a/www/drive/inner.js
+++ b/www/drive/inner.js
@@ -1805,14 +1805,17 @@ define([
                     .click(function () {
                     var $input = $('<input>', {
                         'type': 'file',
-                        'style': 'display: none;'
+                        'style': 'display: none;',
+                        'multiple': 'multiple'
                     }).on('change', function (e) {
-                        var file = e.target.files[0];
-                        var ev = {
-                            target: $content[0],
-                            path: findDropPath($content[0])
-                        };
-                        APP.FM.handleFile(file, ev);
+                        var files = Util.slice(e.target.files);
+                        files.forEach(function (file) {
+                            var ev = {
+                                target: $content[0],
+                                path: findDropPath($content[0])
+                            };
+                            APP.FM.handleFile(file, ev);
+                        });
                     });
                     $input.click();
                 });