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/* 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
/**
* Form Autofill content process module.
*/
/* eslint-disable no-use-before-define */
const lazy = {};
ChromeUtils.defineESModuleGetters(lazy, {
});
const autocompleteController = Cc[
"@mozilla.org/autocomplete/controller;1"
].getService(Ci.nsIAutoCompleteController);
function getActorFromWindow(contentWindow, name = "FormAutofill") {
// In unit tests, contentWindow isn't a real window.
if (!contentWindow) {
return null;
}
return contentWindow.windowGlobalChild
? contentWindow.windowGlobalChild.getActor(name)
: null;
}
export const ProfileAutocomplete = {
QueryInterface: ChromeUtils.generateQI(["nsIObserver"]),
_registered: false,
ensureRegistered() {
if (this._registered) {
return;
}
this.log = lazy.FormAutofill.defineLogGetter(this, "ProfileAutocomplete");
this.debug("ensureRegistered");
this._registered = true;
Services.obs.addObserver(this, "autocomplete-will-enter-text");
this.debug(
"ensureRegistered. Finished with _registered:",
this._registered
);
},
ensureUnregistered() {
if (!this._registered) {
return;
}
this.debug("ensureUnregistered");
this._registered = false;
Services.obs.removeObserver(this, "autocomplete-will-enter-text");
},
async observe(_subject, topic, _data) {
switch (topic) {
case "autocomplete-will-enter-text": {
if (!lazy.FormAutofillContent.activeInput) {
// The observer notification is for autocomplete in a different process.
break;
}
await this._fillFromAutocompleteRow(
lazy.FormAutofillContent.activeInput
);
break;
}
}
},
async _fillFromAutocompleteRow(focusedInput) {
this.debug("_fillFromAutocompleteRow:", focusedInput);
let formDetails = lazy.FormAutofillContent.activeFormDetails;
if (!formDetails) {
// The observer notification is for a different frame.
return;
}
const actor = getActorFromWindow(focusedInput.ownerGlobal, "AutoComplete");
if (!actor) {
throw new Error("Invalid autocomplete selectedIndex");
}
const selectedIndex = actor.selectedIndex;
const lastProfileAutoCompleteResult = actor.lastProfileAutoCompleteResult;
const validIndex =
selectedIndex >= 0 &&
selectedIndex < lastProfileAutoCompleteResult?.matchCount;
const comment = validIndex
? lastProfileAutoCompleteResult.getCommentAt(selectedIndex)
: null;
let profile = JSON.parse(comment);
if (
selectedIndex == -1 ||
lastProfileAutoCompleteResult?.getStyleAt(selectedIndex) != "autofill"
) {
if (
focusedInput &&
focusedInput == autocompleteController?.input.focusedInput
) {
if (profile?.fillMessageName == "FormAutofill:ClearForm") {
// The child can do this directly.
getActorFromWindow(focusedInput.ownerGlobal)?.clearForm();
} else {
// Pass focusedInput as both input arguments.
await sendFillRequestToParent(
"FormAutofill",
autocompleteController.input,
comment
);
}
}
}
},
};