print: allow to print via defined key

Author: andi34

config/config.inc.php

@@ -72,6 +72,7 @@
 // use for example https://keycode.info to get the key code
 $config['photo_key'] = null;
 $config['collage_key'] = null;
+$config['print_key'] = null;
 
 // LANGUAGE
 // possible values: de, el, en, es, fr

lib/configsetup.inc.php

@@ -626,6 +626,12 @@
 			'range_step' => 250,
 			'unit' => 'milliseconds'
 		],
+		'print_key' => [
+			'type' => 'input',
+			'name' => 'print_key',
+			'placeholder' => '',
+			'value' => $config['print_key']
+		],
 		'print_qrcode' => [
 			'type' => 'checkbox',
 			'name' => 'print_qrcode',

src/js/chromakeying.js

@@ -246,6 +246,16 @@ function closeHandler(ev) {
     }
 }
 
+$(document).on('keyup', function (ev) {
+    if (config.use_print && config.print_key && parseInt(config.print_key, 10) === ev.keyCode) {
+        if (!printing) {
+            $('#print-btn').trigger('click');
+        } else if (config.dev && printing) {
+            console.log('Printing already in progress!');
+        }
+    }
+});
+
 $(document).ready(function () {
     $('#save-btn').on('click', saveImageHandler);
     $('#print-btn').on('click', printImageHandler);

src/js/core.js

@@ -899,6 +899,15 @@ const photoBooth = (function () {
                 console.log('Taking photo already in progress!');
             }
         }
+
+        if (config.use_print && config.print_key && parseInt(config.print_key, 10) === ev.keyCode) {
+            if (!printing) {
+                $('.printbtn').trigger('click');
+                $('.printbtn').blur();
+            } else if (config.dev && printing) {
+                console.log('Printing already in progress!');
+            }
+        }
     });
 
     // clear Timeout to not reset the gallery, if you clicked anywhere