Pasting a copied file or dir provides full path to resource (#2364)

* Added a utility for processing clipboard data

* using paste processing utility in term component to expand filepath

* removed linux case

* moved active tab to guard so only process when active

* commenting paste event handler for clarity

lib/components/term.js

@@ -5,6 +5,7 @@ import {PureComponent} from '../base-components';
 import terms from '../terms';
 import returnKey from '../utils/keymaps';
 import CommandRegistry from '../command-registry';
+import processClipboard from '../utils/paste';
 
 // map old hterm constants to xterm.js
 const CURSOR_STYLES = {
@@ -22,6 +23,7 @@ export default class Term extends PureComponent {
     this.termRect = null;
     this.onOpen = this.onOpen.bind(this);
     this.onWindowResize = this.onWindowResize.bind(this);
+    this.onWindowPaste = this.onWindowPaste.bind(this);
     this.onTermRef = this.onTermRef.bind(this);
     this.onTermWrapperRef = this.onTermWrapperRef.bind(this);
   }
@@ -77,6 +79,10 @@ export default class Term extends PureComponent {
       passive: true
     });
 
+    window.addEventListener('paste', this.onWindowPaste, {
+      capture: true
+    });
+
     terms[this.props.uid] = this;
   }
 
@@ -110,6 +116,19 @@ export default class Term extends PureComponent {
     this.fitResize();
   }
 
+  // intercepting paste event for any necessary processing of
+  // clipboard data, if result is falsy, paste event continues
+  onWindowPaste(e) {
+    if (!this.props.isTermActive) return;
+
+    const processed = processClipboard();
+    if (processed) {
+      e.preventDefault();
+      e.stopPropagation();
+      this.term.send(processed);
+    }
+  }
+
   write(data) {
     this.term.write(data);
   }
@@ -198,6 +217,10 @@ export default class Term extends PureComponent {
     window.removeEventListener('resize', this.onWindowResize, {
       passive: true
     });
+
+    window.removeEventListener('paste', this.onWindowPaste, {
+      capture: true
+    });
   }
 
   template(css) {

lib/utils/paste.js

@@ -0,0 +1,21 @@
+import {clipboard} from 'electron';
+
+const getPath = platform => {
+  switch (platform) {
+    case 'darwin': {
+      const filepath = clipboard.read('public.file-url');
+      return filepath.replace('file://', '');
+    }
+    case 'win32': {
+      const filepath = clipboard.read('FileNameW');
+      return filepath.replace(new RegExp(String.fromCharCode(0), 'g'), '');
+    }
+    // linux already pastes full path
+    default:
+      return null;
+  }
+};
+
+export default function processClipboard() {
+  return getPath(process.platform);
+}