Fix click on new paste on clone paste editing view not removing custom

attachment

Fix cloning paste with attachment

Update CSP in sample and default configuration

Ensure clone paste also clone format

Fix clone button hiding logic when paste is burn after read

Remove attachment name when new paste clicked on

Enable file operation only when editing

js/privatebin.js

@@ -1852,10 +1852,6 @@ jQuery.PrivateBin = (function($, RawDeflate) {
 
                 Alert.showRemaining('FOR YOUR EYES ONLY. Don\'t close this window, this message can\'t be displayed again.');
                 $remainingTime.addClass('foryoureyesonly');
-
-                // discourage cloning (it cannot really be prevented)
-                TopNav.hideCloneButton();
-
             } else if (paste.getTimeToLive() > 0) {
                 // display paste expiration
                 let expiration = Helper.secondsToHuman(paste.getTimeToLive()),
@@ -2225,6 +2221,18 @@ jQuery.PrivateBin = (function($, RawDeflate) {
             return $message.val();
         };
 
+        /**
+         * returns if status is editing
+         *
+         * @name   Editor.isEditing
+         * @function
+         * @return {bool}
+         */
+        me.isEditing = function()
+        {
+            return !$message.hasClass('hidden');
+        };
+
         /**
          * init status manager
          *
@@ -2598,6 +2606,7 @@ jQuery.PrivateBin = (function($, RawDeflate) {
             $attachmentLink.removeAttr('download');
             $attachmentLink.off('click');
             $attachmentPreview.html('');
+            $dragAndDropFileName.text('');
 
             AttachmentViewer.removeAttachmentData();
         };
@@ -2838,6 +2847,7 @@ jQuery.PrivateBin = (function($, RawDeflate) {
             const handleDragEnterOrOver = function(event) {
                 event.stopPropagation();
                 event.preventDefault();
+                return false;
             };
 
             const handleDrop = function(event) {
@@ -2845,6 +2855,10 @@ jQuery.PrivateBin = (function($, RawDeflate) {
                 evt.stopPropagation();
                 evt.preventDefault();
 
+                if (!Editor.isEditing()) {
+                    return false;
+                }
+
                 if ($fileInput) {
                     const file = evt.dataTransfer.files[0];
                     //Clear the file input:
@@ -2858,7 +2872,12 @@ jQuery.PrivateBin = (function($, RawDeflate) {
             };
 
             $(document).draghover().on({
-                'draghoverstart': function() {
+                'draghoverstart': function(e) {
+                    if (!Editor.isEditing()) {
+                        e.stopPropagation();
+                        e.preventDefault();
+                        return false;
+                    }
                     // show dropzone to indicate drop support
                     $dropzone.removeClass('hidden');
                 },
@@ -2884,6 +2903,11 @@ jQuery.PrivateBin = (function($, RawDeflate) {
          */
         function addClipboardEventHandler() {
             $(document).on('paste', function (event) {
+                if (!Editor.isEditing()) {
+                    event.stopPropagation();
+                    event.preventDefault();
+                    return false;
+                }
                 const items = (event.clipboardData || event.originalEvent.clipboardData).items;
                 for (let i = 0; i < items.length; ++i) {
                     if (items[i].kind === 'file') {
@@ -3306,7 +3330,7 @@ jQuery.PrivateBin = (function($, RawDeflate) {
         }
 
         /**
-         * set the format on bootstrap templates in dropdown
+         * set the format on bootstrap templates in dropdown from user interaction
          *
          * @name   TopNav.updateFormat
          * @private
@@ -3668,6 +3692,18 @@ jQuery.PrivateBin = (function($, RawDeflate) {
             $customAttachment.removeClass('hidden');
         };
 
+        /**
+         * hides the custom attachment
+         * 
+         * @name  TopNav.hideCustomAttachment
+         * @function
+         */
+        me.hideCustomAttachment = function()
+        {
+            $customAttachment.addClass('hidden');
+            $fileWrap.removeClass('hidden');
+        };
+
         /**
          * collapses the navigation bar, only if expanded
          *
@@ -3798,6 +3834,17 @@ jQuery.PrivateBin = (function($, RawDeflate) {
             }, 300);
         }
 
+        /**
+         * set the format on bootstrap templates in dropdown programmatically
+         * 
+         * @name    TopNav.setFormat
+         * @function
+         */
+        me.setFormat = function(format)
+        {
+            $formatter.parent().find(`a[data-format="${format}"]`).click();
+        }
+
         /**
          * init navigation manager
          *
@@ -4347,6 +4394,53 @@ jQuery.PrivateBin = (function($, RawDeflate) {
                 let attachment = AttachmentViewer.getAttachment();
                 cipherMessage['attachment'] = attachment[0];
                 cipherMessage['attachment_name'] = attachment[1];
+
+                // we need to retrieve data from blob if browser already parsed it in memory
+                if (typeof attachment[0] === 'string' && attachment[0].startsWith('blob:')) {
+                    Alert.showStatus(
+                        [
+                            'Retrieving cloned file \'%s\' from memory...',
+                            attachment[1]
+                        ],
+                        'copy'
+                    );
+                    try {
+                        const blobData = await $.ajax({
+                            type: 'GET',
+                            url: `${attachment[0]}`,
+                            processData: false,
+                            timeout: 10000,
+                            xhrFields: {
+                                withCredentials: false,
+                                responseType: 'blob'
+                            }
+                        });
+                        if (blobData instanceof window.Blob) {
+                            const fileReading = new Promise(function(resolve, reject) {
+                                const fileReader = new FileReader();
+                                fileReader.onload = function (event) {
+                                    resolve(event.target.result);
+                                };
+                                fileReader.onerror = function (error) {
+                                    reject(error);
+                                }
+                                fileReader.readAsDataURL(blobData);
+                            });
+                            cipherMessage['attachment'] = await fileReading;
+                        } else {
+                            Alert.showError(
+                                I18n._('Cannot process attachment data.')
+                            );
+                            throw new TypeError('Cannot process attachment data.');
+                        }
+                    } catch (error) {
+                        console.error(error);
+                        Alert.showError(
+                            I18n._('Cannot retrieve attachment.')
+                        );
+                        throw error;
+                    }
+                }
             }
 
             // encrypt message
@@ -4587,6 +4681,11 @@ jQuery.PrivateBin = (function($, RawDeflate) {
                 .then(() => {
                     Alert.hideLoading();
                     TopNav.showViewButtons();
+
+                    // discourage cloning (it cannot really be prevented)
+                    if (paste.isBurnAfterReadingEnabled()) {
+                        TopNav.hideCloneButton();
+                    }
                 })
                 .catch((err) => {
                     // wait for the user to type in the password,
@@ -4799,6 +4898,12 @@ jQuery.PrivateBin = (function($, RawDeflate) {
             AttachmentViewer.removeAttachment();
 
             TopNav.showCreateButtons();
+
+            // newPaste could be called when user is on paste clone editing view
+            TopNav.hideCustomAttachment();
+            AttachmentViewer.clearDragAndDrop();
+            AttachmentViewer.removeAttachmentData();
+
             Alert.hideLoading();
             history.pushState({type: 'create'}, document.title, Helper.baseUri());
 
@@ -4914,6 +5019,8 @@ jQuery.PrivateBin = (function($, RawDeflate) {
             }
 
             Editor.setText(PasteViewer.getText());
+            // also clone the format
+            TopNav.setFormat(PasteViewer.getFormat());
             PasteViewer.hide();
             Editor.show();