Update Safe Exam Browser Patch to 3.10.0.826
This commit is contained in:
@@ -5,191 +5,207 @@
|
||||
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
||||
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
|
||||
*
|
||||
* Original code taken and slightly adapted from https://github.com/eqsoft/seb2/blob/master/browser/app/modules/SebBrowser.jsm#L1215.
|
||||
* Original code taken and adapted from https://github.com/eqsoft/seb2/blob/master/browser/app/modules/SebBrowser.jsm#L1215.
|
||||
*/
|
||||
|
||||
SafeExamBrowser.clipboard = {
|
||||
id: Math.round((Date.now() + Math.random()) * 1000),
|
||||
ranges: [],
|
||||
text: "",
|
||||
|
||||
clear: function () {
|
||||
this.ranges = [];
|
||||
this.text = "";
|
||||
},
|
||||
|
||||
getContentEncoded: function () {
|
||||
var bytes = new TextEncoder().encode(this.text);
|
||||
var base64 = btoa(String.fromCodePoint(...bytes));
|
||||
|
||||
return base64;
|
||||
},
|
||||
|
||||
update: function (id, base64) {
|
||||
if (this.id != id) {
|
||||
var bytes = Uint8Array.from(atob(base64), (m) => m.codePointAt(0));
|
||||
var content = new TextDecoder().decode(bytes);
|
||||
if (typeof SafeExamBrowser.clipboard === 'undefined') {
|
||||
SafeExamBrowser.clipboard = {
|
||||
id: crypto.randomUUID(),
|
||||
ranges: [],
|
||||
text: "",
|
||||
|
||||
clear: function () {
|
||||
this.ranges = [];
|
||||
this.text = content;
|
||||
}
|
||||
}
|
||||
}
|
||||
this.text = "";
|
||||
},
|
||||
|
||||
function copySelectedData(e) {
|
||||
if (e.target.contentEditable && e.target.setRangeText) {
|
||||
SafeExamBrowser.clipboard.text = e.target.value.substring(e.target.selectionStart, e.target.selectionEnd);
|
||||
SafeExamBrowser.clipboard.ranges = [];
|
||||
} else {
|
||||
var selection = e.target.ownerDocument.defaultView.getSelection();
|
||||
var text = "";
|
||||
getContentEncoded: function () {
|
||||
var bytes = new TextEncoder().encode(this.text);
|
||||
var base64 = btoa(String.fromCodePoint(...bytes));
|
||||
|
||||
for (var i = 0; i < selection.rangeCount; i++) {
|
||||
SafeExamBrowser.clipboard.ranges[i] = selection.getRangeAt(i).cloneContents();
|
||||
text += SafeExamBrowser.clipboard.ranges[i].textContent;
|
||||
}
|
||||
return base64;
|
||||
},
|
||||
|
||||
SafeExamBrowser.clipboard.text = text;
|
||||
}
|
||||
}
|
||||
update: function (id, base64) {
|
||||
if (this.id != id) {
|
||||
var bytes = Uint8Array.from(atob(base64), (m) => m.codePointAt(0));
|
||||
var content = new TextDecoder().decode(bytes);
|
||||
|
||||
function cutSelectedData(e) {
|
||||
if (e.target.contentEditable && e.target.setRangeText) {
|
||||
e.target.setRangeText("", e.target.selectionStart, e.target.selectionEnd, 'select');
|
||||
} else {
|
||||
var designMode = e.target.ownerDocument.designMode;
|
||||
var contentEditables = e.target.ownerDocument.querySelectorAll('*[contenteditable]');
|
||||
var selection = e.target.ownerDocument.defaultView.getSelection();
|
||||
|
||||
for (var i = 0; i < selection.rangeCount; i++) {
|
||||
var range = selection.getRangeAt(i);
|
||||
|
||||
if (designMode === 'on') {
|
||||
range.deleteContents();
|
||||
} else {
|
||||
if (contentEditables.length) {
|
||||
contentEditables.forEach(node => {
|
||||
if (node.contains(range.commonAncestorContainer)) {
|
||||
range.deleteContents();
|
||||
}
|
||||
});
|
||||
}
|
||||
this.ranges = [];
|
||||
this.text = content;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
function pasteSelectedData(e) {
|
||||
if (e.target.contentEditable && e.target.setRangeText) {
|
||||
e.target.setRangeText("", e.target.selectionStart, e.target.selectionEnd, 'select');
|
||||
e.target.setRangeText(SafeExamBrowser.clipboard.text, e.target.selectionStart, e.target.selectionStart + SafeExamBrowser.clipboard.text.length, 'end');
|
||||
} else {
|
||||
var w = e.target.ownerDocument.defaultView;
|
||||
var designMode = e.target.ownerDocument.designMode;
|
||||
var contentEditables = e.target.ownerDocument.querySelectorAll('*[contenteditable]');
|
||||
var selection = w.getSelection();
|
||||
|
||||
for (var i = 0; i < selection.rangeCount; i++) {
|
||||
var r = selection.getRangeAt(i);
|
||||
|
||||
if (designMode === 'on') {
|
||||
r.deleteContents();
|
||||
} else {
|
||||
if (contentEditables.length) {
|
||||
contentEditables.forEach(node => {
|
||||
if (node.contains(r.commonAncestorContainer)) {
|
||||
r.deleteContents();
|
||||
}
|
||||
});
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if (designMode === 'on') {
|
||||
var range = w.getSelection().getRangeAt(0);
|
||||
|
||||
if (SafeExamBrowser.clipboard.ranges.length > 0) {
|
||||
SafeExamBrowser.clipboard.ranges.map(r => {
|
||||
range = w.getSelection().getRangeAt(0);
|
||||
range.collapse();
|
||||
const newNode = r.cloneNode(true);
|
||||
range.insertNode(newNode);
|
||||
range.collapse();
|
||||
});
|
||||
} else {
|
||||
range.collapse();
|
||||
range.insertNode(w.document.createTextNode(SafeExamBrowser.clipboard.text));
|
||||
range.collapse();
|
||||
}
|
||||
if (typeof copySelection === 'undefined') {
|
||||
function copySelection(e) {
|
||||
if (e.target.contentEditable && e.target.setRangeText) {
|
||||
SafeExamBrowser.clipboard.text = e.target.value.substring(e.target.selectionStart, e.target.selectionEnd);
|
||||
SafeExamBrowser.clipboard.ranges = [];
|
||||
} else {
|
||||
if (contentEditables.length) {
|
||||
contentEditables.forEach(node => {
|
||||
var range = w.getSelection().getRangeAt(0);
|
||||
var selection = e.target.ownerDocument.defaultView.getSelection();
|
||||
var text = "";
|
||||
|
||||
if (node.contains(range.commonAncestorContainer)) {
|
||||
if (SafeExamBrowser.clipboard.ranges.length > 0) {
|
||||
SafeExamBrowser.clipboard.ranges.map(r => {
|
||||
range = w.getSelection().getRangeAt(0);
|
||||
range.collapse();
|
||||
const newNode = r.cloneNode(true);
|
||||
range.insertNode(newNode);
|
||||
range.collapse();
|
||||
});
|
||||
} else {
|
||||
range = w.getSelection().getRangeAt(0);
|
||||
range.collapse();
|
||||
range.insertNode(w.document.createTextNode(SafeExamBrowser.clipboard.text));
|
||||
range.collapse();
|
||||
}
|
||||
for (var i = 0; i < selection.rangeCount; i++) {
|
||||
SafeExamBrowser.clipboard.ranges[i] = selection.getRangeAt(i).cloneContents();
|
||||
text += SafeExamBrowser.clipboard.ranges[i].textContent;
|
||||
}
|
||||
|
||||
SafeExamBrowser.clipboard.text = text;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if (typeof cutSelection === 'undefined') {
|
||||
function cutSelection(e) {
|
||||
if (e.target.contentEditable && e.target.setRangeText) {
|
||||
e.target.setRangeText("", e.target.selectionStart, e.target.selectionEnd, 'select');
|
||||
} else {
|
||||
var designMode = e.target.ownerDocument.designMode;
|
||||
var contentEditables = e.target.ownerDocument.querySelectorAll('*[contenteditable]');
|
||||
var selection = e.target.ownerDocument.defaultView.getSelection();
|
||||
|
||||
for (var i = 0; i < selection.rangeCount; i++) {
|
||||
var range = selection.getRangeAt(i);
|
||||
|
||||
if (designMode === 'on') {
|
||||
range.deleteContents();
|
||||
} else {
|
||||
if (contentEditables.length) {
|
||||
contentEditables.forEach(node => {
|
||||
if (node.contains(range.commonAncestorContainer)) {
|
||||
range.deleteContents();
|
||||
}
|
||||
});
|
||||
}
|
||||
});
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
function onCopy(e) {
|
||||
SafeExamBrowser.clipboard.clear();
|
||||
if (typeof pasteContent === 'undefined') {
|
||||
function pasteContent(e) {
|
||||
if (e.target.contentEditable && e.target.setRangeText) {
|
||||
e.target.setRangeText("", e.target.selectionStart, e.target.selectionEnd, 'select');
|
||||
e.target.setRangeText(SafeExamBrowser.clipboard.text, e.target.selectionStart, e.target.selectionStart + SafeExamBrowser.clipboard.text.length, 'end');
|
||||
} else {
|
||||
var targetWindow = e.target.ownerDocument.defaultView;
|
||||
var designMode = e.target.ownerDocument.designMode;
|
||||
var contentEditables = e.target.ownerDocument.querySelectorAll('*[contenteditable]');
|
||||
var selection = targetWindow.getSelection();
|
||||
|
||||
try {
|
||||
copySelectedData(e);
|
||||
for (var i = 0; i < selection.rangeCount; i++) {
|
||||
var r = selection.getRangeAt(i);
|
||||
|
||||
CefSharp.PostMessage({ Type: "Clipboard", Id: SafeExamBrowser.clipboard.id, Content: SafeExamBrowser.clipboard.getContentEncoded() });
|
||||
} finally {
|
||||
e.preventDefault();
|
||||
e.returnValue = false;
|
||||
if (designMode === 'on') {
|
||||
r.deleteContents();
|
||||
} else {
|
||||
if (contentEditables.length) {
|
||||
contentEditables.forEach(node => {
|
||||
if (node.contains(r.commonAncestorContainer)) {
|
||||
r.deleteContents();
|
||||
}
|
||||
});
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if (designMode === 'on') {
|
||||
var range = targetWindow.getSelection().getRangeAt(0);
|
||||
|
||||
if (SafeExamBrowser.clipboard.ranges.length > 0) {
|
||||
SafeExamBrowser.clipboard.ranges.map(r => {
|
||||
range = targetWindow.getSelection().getRangeAt(0);
|
||||
range.collapse();
|
||||
const newNode = r.cloneNode(true);
|
||||
range.insertNode(newNode);
|
||||
range.collapse();
|
||||
});
|
||||
} else {
|
||||
range.collapse();
|
||||
range.insertNode(targetWindow.document.createTextNode(SafeExamBrowser.clipboard.text));
|
||||
range.collapse();
|
||||
}
|
||||
} else {
|
||||
|
||||
if (contentEditables.length) {
|
||||
contentEditables.forEach(node => {
|
||||
var range = targetWindow.getSelection().getRangeAt(0);
|
||||
|
||||
if (node.contains(range.commonAncestorContainer)) {
|
||||
if (SafeExamBrowser.clipboard.ranges.length > 0) {
|
||||
|
||||
SafeExamBrowser.clipboard.ranges.map(r => {
|
||||
range = targetWindow.getSelection().getRangeAt(0);
|
||||
range.collapse();
|
||||
const newNode = r.cloneNode(true);
|
||||
range.insertNode(newNode);
|
||||
range.collapse();
|
||||
});
|
||||
} else {
|
||||
range = targetWindow.getSelection().getRangeAt(0);
|
||||
range.collapse();
|
||||
range.insertNode(targetWindow.document.createTextNode(SafeExamBrowser.clipboard.text));
|
||||
range.collapse();
|
||||
}
|
||||
}
|
||||
});
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
function onCut(e) {
|
||||
SafeExamBrowser.clipboard.clear();
|
||||
if (typeof onCopy === 'undefined') {
|
||||
function onCopy(e) {
|
||||
try {
|
||||
SafeExamBrowser.clipboard.clear();
|
||||
|
||||
try {
|
||||
copySelectedData(e);
|
||||
cutSelectedData(e);
|
||||
copySelection(e);
|
||||
|
||||
CefSharp.PostMessage({ Type: "Clipboard", Id: SafeExamBrowser.clipboard.id, Content: SafeExamBrowser.clipboard.getContentEncoded() });
|
||||
} finally {
|
||||
e.preventDefault();
|
||||
e.returnValue = false;
|
||||
CefSharp.PostMessage({ Type: "Clipboard", Id: SafeExamBrowser.clipboard.id, Content: SafeExamBrowser.clipboard.getContentEncoded() });
|
||||
} finally {
|
||||
e.preventDefault();
|
||||
}
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
return false;
|
||||
window.document.addEventListener("copy", onCopy, true);
|
||||
}
|
||||
|
||||
function onPaste(e) {
|
||||
try {
|
||||
pasteSelectedData(e);
|
||||
} finally {
|
||||
e.preventDefault();
|
||||
e.returnValue = false;
|
||||
if (typeof onCut === 'undefined') {
|
||||
function onCut(e) {
|
||||
try {
|
||||
SafeExamBrowser.clipboard.clear();
|
||||
|
||||
copySelection(e);
|
||||
cutSelection(e);
|
||||
|
||||
CefSharp.PostMessage({ Type: "Clipboard", Id: SafeExamBrowser.clipboard.id, Content: SafeExamBrowser.clipboard.getContentEncoded() });
|
||||
} finally {
|
||||
e.preventDefault();
|
||||
}
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
return false;
|
||||
window.document.addEventListener("cut", onCut, true);
|
||||
}
|
||||
|
||||
window.document.addEventListener("copy", onCopy, true);
|
||||
window.document.addEventListener("cut", onCut, true);
|
||||
window.document.addEventListener("paste", onPaste, true);
|
||||
|
||||
if (typeof onPaste === 'undefined') {
|
||||
function onPaste(e) {
|
||||
try {
|
||||
pasteContent(e);
|
||||
} finally {
|
||||
e.preventDefault();
|
||||
}
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
window.document.addEventListener("paste", onPaste, true);
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user