123 lines
3.5 KiB
JavaScript
123 lines
3.5 KiB
JavaScript
const {clipboard, nativeImage, Menu, MenuItem, shell} = require('electron');
|
|
const url = require('url');
|
|
|
|
const PERMITTED_URL_SCHEMES = [
|
|
'http:',
|
|
'https:',
|
|
'mailto:',
|
|
];
|
|
|
|
function safeOpenURL(target) {
|
|
// openExternal passes the target to open/start/xdg-open,
|
|
// so put fairly stringent limits on what can be opened
|
|
// (for instance, open /bin/sh does indeed open a terminal
|
|
// with a shell, albeit with no arguments)
|
|
const parsedUrl = url.parse(target);
|
|
if (PERMITTED_URL_SCHEMES.indexOf(parsedUrl.protocol) > -1) {
|
|
// explicitly use the URL re-assembled by the url library,
|
|
// so we know the url parser has understood all the parts
|
|
// of the input string
|
|
const newTarget = url.format(parsedUrl);
|
|
shell.openExternal(newTarget);
|
|
}
|
|
}
|
|
|
|
function onWindowOrNavigate(ev, target) {
|
|
// always prevent the default: if something goes wrong,
|
|
// we don't want to end up opening it in the electron
|
|
// app, as we could end up opening any sort of random
|
|
// url in a window that has node scripting access.
|
|
ev.preventDefault();
|
|
safeOpenURL(target);
|
|
}
|
|
|
|
function onLinkContextMenu(ev, params) {
|
|
const url = params.linkURL || params.srcURL;
|
|
|
|
const popupMenu = new Menu();
|
|
popupMenu.append(new MenuItem({
|
|
label: url,
|
|
click() {
|
|
safeOpenURL(url);
|
|
},
|
|
}));
|
|
|
|
if (params.mediaType && params.mediaType === 'image' && !url.startsWith('file://')) {
|
|
popupMenu.append(new MenuItem({
|
|
label: 'Copy Image',
|
|
click() {
|
|
if (url.startsWith('data:')) {
|
|
clipboard.writeImage(nativeImage.createFromDataURL(url));
|
|
} else {
|
|
ev.sender.copyImageAt(params.x, params.y);
|
|
}
|
|
},
|
|
}));
|
|
}
|
|
|
|
popupMenu.append(new MenuItem({
|
|
label: 'Copy Link Address',
|
|
click() {
|
|
clipboard.writeText(url);
|
|
},
|
|
}));
|
|
popupMenu.popup();
|
|
ev.preventDefault();
|
|
}
|
|
|
|
function _CutCopyPasteSelectContextMenus(params) {
|
|
return [{
|
|
role: 'cut',
|
|
enabled: params.editFlags.canCut,
|
|
}, {
|
|
role: 'copy',
|
|
enabled: params.editFlags.canCopy,
|
|
}, {
|
|
role: 'paste',
|
|
enabled: params.editFlags.canPaste,
|
|
}, {
|
|
role: 'pasteandmatchstyle',
|
|
enabled: params.editFlags.canPaste,
|
|
}, {
|
|
role: 'selectall',
|
|
enabled: params.editFlags.canSelectAll,
|
|
}];
|
|
}
|
|
|
|
function onSelectedContextMenu(ev, params) {
|
|
const items = _CutCopyPasteSelectContextMenus(params);
|
|
const popupMenu = Menu.buildFromTemplate(items);
|
|
|
|
popupMenu.popup();
|
|
ev.preventDefault();
|
|
}
|
|
|
|
function onEditableContextMenu(ev, params) {
|
|
const items = [
|
|
{ role: 'undo' },
|
|
{ role: 'redo', enabled: params.editFlags.canRedo },
|
|
{ type: 'separator' },
|
|
].concat(_CutCopyPasteSelectContextMenus(params));
|
|
|
|
const popupMenu = Menu.buildFromTemplate(items);
|
|
|
|
popupMenu.popup();
|
|
ev.preventDefault();
|
|
}
|
|
|
|
|
|
module.exports = (webContents) => {
|
|
webContents.on('new-window', onWindowOrNavigate);
|
|
webContents.on('will-navigate', onWindowOrNavigate);
|
|
|
|
webContents.on('context-menu', function(ev, params) {
|
|
if (params.linkURL || params.srcURL) {
|
|
onLinkContextMenu(ev, params);
|
|
} else if (params.selectionText) {
|
|
onSelectedContextMenu(ev, params);
|
|
} else if (params.isEditable) {
|
|
onEditableContextMenu(ev, params);
|
|
}
|
|
});
|
|
};
|