optionally submit form after password inject

Issue #37

Author: ttyridal

ext/lib/main.js

@@ -92,7 +92,8 @@ function store_get() {
         'defaulttype': prefs.defaulttype,
         'passwdtimeout': prefs.pass_clear_delay,
         'pass_store': prefs.pass_store,
-        'pass_to_clipboard': false, //prefs.pass_to_clipboard,
+        'pass_to_clipboard': prefs.pass_to_clipboard,
+        'auto_submit_pass': prefs.auto_submit_pass,
         'hotkeycombo': prefs.hotkeycombo,
         'max_alg_version': global_prefs.get('extensions.' + self.id + '.max_alg_version', 3),
     };

ext/package.json

@@ -45,6 +45,9 @@
      {
        "name":"pass_to_clipboard", "title":"Copy password to clipboard", "type": "bool", "value": true
      },
+     {
+       "name":"auto_submit_pass", "title":"Submit after password inject", "type": "bool", "value": false
+     },
      { "name":"sdk.console.logLevel", "title":"Log level", "type":"menulist", "value":"error", "options": [
          {"label":"Error", "value":"error"},
          {"label":"Warnings & Errors", "value":"warn"},

ext/webextension/src/bg/background.js

@@ -128,6 +128,7 @@ function store_get(keys) {
             'passwdtimeout': xul.passwdtimeout,
             'pass_store': xul.pass_store,
             'pass_to_clipboard': xul.pass_to_clipboard,
+            'auto_submit_pass': xul.auto_submit_pass,
             'hotkeycombo': xul.hotkeycombo,
             'max_alg_version': xul.max_alg_version
         };
@@ -143,6 +144,7 @@ function store_get(keys) {
                 case 'passwdtimeout':
                 case 'pass_store':
                 case 'pass_to_clipboard':
+                case 'auto_submit_pass':
                 case 'hotkeycombo':
                 case 'max_alg_version':
                     r[k] = settings[k];
@@ -238,8 +240,12 @@ function update_page_password(pass, allow_subframe) {
                if (!allow_subframe && r.frameId)
                    throw new Update_pass_failed("Not pasting to subframe");
 
+                let code = 'document.activeElement.value = ' + JSON.stringify(pass) + '; document.activeElement.dispatchEvent(new Event("change", {bubbles: true, cancelable: true}));';
+                if (settings.auto_submit_pass)
+                    code += '(document.activeElement.form && window.setTimeout(()=>{document.activeElement.form.dispatchEvent(new Event("submit", {bubbles: true, cancelable: true}));},20));';
+
                return chrome.tabs.executeScript(r.tab.id, {
-                   code: 'document.activeElement.value = ' + JSON.stringify(pass) + '; document.activeElement.dispatchEvent(new Event("change", {bubbles: true, cancelable: true}));',
+                   code: code,
                    frameId: r.frameId,
                    matchAboutBlank: true
                });