From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 02:47:55 +0200
Subject: Adding upstream version 124.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../components/satchel/FormHistoryChild.sys.mjs    | 139 +++++++++++++++++++++
 1 file changed, 139 insertions(+)
 create mode 100644 toolkit/components/satchel/FormHistoryChild.sys.mjs

(limited to 'toolkit/components/satchel/FormHistoryChild.sys.mjs')

diff --git a/toolkit/components/satchel/FormHistoryChild.sys.mjs b/toolkit/components/satchel/FormHistoryChild.sys.mjs
new file mode 100644
index 0000000000..242d8f2e29
--- /dev/null
+++ b/toolkit/components/satchel/FormHistoryChild.sys.mjs
@@ -0,0 +1,139 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * 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/. */
+
+import { XPCOMUtils } from "resource://gre/modules/XPCOMUtils.sys.mjs";
+
+const lazy = {};
+
+ChromeUtils.defineESModuleGetters(lazy, {
+  CreditCard: "resource://gre/modules/CreditCard.sys.mjs",
+  PrivateBrowsingUtils: "resource://gre/modules/PrivateBrowsingUtils.sys.mjs",
+});
+
+XPCOMUtils.defineLazyPreferenceGetter(lazy, "gDebug", "browser.formfill.debug");
+XPCOMUtils.defineLazyPreferenceGetter(
+  lazy,
+  "gEnabled",
+  "browser.formfill.enable"
+);
+XPCOMUtils.defineLazyServiceGetter(
+  lazy,
+  "gFormFillService",
+  "@mozilla.org/satchel/form-fill-controller;1",
+  "nsIFormFillController"
+);
+
+function log(message) {
+  if (!lazy.gDebug) {
+    return;
+  }
+  dump("satchelFormListener: " + message + "\n");
+  Services.console.logStringMessage("satchelFormListener: " + message);
+}
+
+export class FormHistoryChild extends JSWindowActorChild {
+  handleEvent(event) {
+    switch (event.type) {
+      case "DOMFormBeforeSubmit":
+        this.#onDOMFormBeforeSubmit(event.target);
+        break;
+      default:
+        throw new Error("Unexpected event");
+    }
+  }
+
+  #onDOMFormBeforeSubmit(form) {
+    if (
+      !lazy.gEnabled ||
+      lazy.PrivateBrowsingUtils.isContentWindowPrivate(form.ownerGlobal)
+    ) {
+      return;
+    }
+
+    log("Form submit observer notified.");
+
+    if (form.getAttribute("autocomplete")?.toLowerCase() == "off") {
+      return;
+    }
+
+    const entries = [];
+    for (const input of form.elements) {
+      if (!HTMLInputElement.isInstance(input)) {
+        continue;
+      }
+
+      // Only use inputs that hold text values (not including type="password")
+      if (!input.mozIsTextField(true)) {
+        continue;
+      }
+
+      // Don't save fields that were previously type=password such as on sites
+      // that allow the user to toggle password visibility.
+      if (input.hasBeenTypePassword) {
+        continue;
+      }
+
+      // Bug 1780571, Bug 394612: If Login Manager marked this input, don't save it.
+      // The login manager will deal with remembering it.
+      if (lazy.gFormFillService.isLoginManagerField(input)) {
+        continue;
+      }
+
+      // Don't save values when @autocomplete is "off" or has a sensitive field name.
+      const autocompleteInfo = input.getAutocompleteInfo();
+      if (autocompleteInfo?.canAutomaticallyPersist === false) {
+        continue;
+      }
+
+      const value = input.lastInteractiveValue?.trim();
+
+      // Only save user entered values even if they match the default value.
+      // Any script input is ignored.
+      // See Bug 1642570 for details.
+      if (!value) {
+        continue;
+      }
+
+      // Save only when user input was last.
+      if (value != input.value.trim()) {
+        continue;
+      }
+
+      // Don't save credit card numbers.
+      if (lazy.CreditCard.isValidNumber(value)) {
+        log("skipping saving a credit card number");
+        continue;
+      }
+
+      const name = input.name || input.id;
+      if (!name) {
+        continue;
+      }
+
+      if (name == "searchbar-history") {
+        log('addEntry for input name "' + name + '" is denied');
+        continue;
+      }
+
+      // Limit stored data to 200 characters.
+      if (name.length > 200 || value.length > 200) {
+        log("skipping input that has a name/value too large");
+        continue;
+      }
+
+      entries.push({ name, value });
+
+      // Limit number of fields stored per form.
+      if (entries.length >= 100) {
+        log("not saving any more entries for this form.");
+        break;
+      }
+    }
+
+    if (entries.length) {
+      log("sending entries to parent process for form " + form.id);
+      this.sendAsyncMessage("FormHistory:FormSubmitEntries", entries);
+    }
+  }
+}
-- 
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