From 40c727df3c6057cab06335d9db76226c2f994020 Mon Sep 17 00:00:00 2001
From: dab246 <tdvu@linagora.com>
Date: Fri, 15 Sep 2023 18:00:34 +0700
Subject: [PATCH] Fix duplicated text when drag text from web browser inside
 editor

---
 lib/assets/summernote-lite-v2.min.js | 52 +++++++++++++++++++++-------
 1 file changed, 39 insertions(+), 13 deletions(-)

diff --git a/lib/assets/summernote-lite-v2.min.js b/lib/assets/summernote-lite-v2.min.js
index 4750dcaa..78841409 100644
--- a/lib/assets/summernote-lite-v2.min.js
+++ b/lib/assets/summernote-lite-v2.min.js
@@ -2788,19 +2788,45 @@
 							t.$dropzone.removeClass("hover"), n.text(t.lang.image.dragImageHere)
 						})), this.$dropzone.on("drop", (function(e) {
 							var n = e.originalEvent.dataTransfer;
-							e.preventDefault(), n && n.files && n.files.length ? (t.$editable.focus(), t.context.invoke("editor.insertImagesOrCallback", n.files)) : i.a.each(n.types, (function(e, o) {
-								if(!(o.toLowerCase().indexOf("_moz_") > -1)) {
-									var r = n.getData(o);
-									if(o.toLowerCase().indexOf("text") > -1) {
-										let modifiedText = r.replace(/(?:\r\n|\r|\n)/g, '<br>');
-										t.context.invoke("editor.pasteHTML", modifiedText);
-									} else {
-										i()(r).each((function(e, n) {
-											t.context.invoke("editor.insertNode", n)
-										}));
-									}
-								}
-							}))
+                            e.preventDefault();
+                            if (n && n.files && n.files.length) {
+                              t.$editable.focus();
+                              t.context.invoke("editor.insertImagesOrCallback", n.files);
+                            } else if (n && n.types && n.types.length) {
+                              let indexTypeHtml = n.types.indexOf("text/html");
+                              if (indexTypeHtml > -1) {
+                                const newTypes = n.types.filter(type => {
+                                  return type !== "text/plain";
+                                });
+
+                                i.a.each(newTypes, (function(e, o) {
+                                  if (!(o.toLowerCase().indexOf("_moz_") > -1)) {
+                                    var r = n.getData(o);
+                                    if (o.toLowerCase().indexOf("text") > -1) {
+                                      t.context.invoke("editor.pasteHTML", r);
+                                    } else {
+                                      i()(r).each((function(e, n) {
+                                        t.context.invoke("editor.insertNode", n)
+                                      }));
+                                    }
+                                  }
+                                }));
+                              } else {
+                                i.a.each(n.types, (function(e, o) {
+                                  if (!(o.toLowerCase().indexOf("_moz_") > -1)) {
+                                    var r = n.getData(o);
+                                    if (o.toLowerCase().indexOf("text") > -1) {
+                                      let modifiedText = r.replace(/(?:\r\n|\r|\n)/g, '<br>');
+                                      t.context.invoke("editor.pasteHTML", modifiedText);
+                                    } else {
+                                      i()(r).each((function(e, n) {
+                                        t.context.invoke("editor.insertNode", n)
+                                      }));
+                                    }
+                                  }
+                                }));
+                              }
+                            }
 						})).on("dragover", !1)
 					}
 				}, {