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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
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
const lazy = {};
ChromeUtils.defineESModuleGetters(lazy, {
FormHistory: "resource://gre/modules/FormHistory.sys.mjs",
});
export class FormHistoryStartup {
classID = Components.ID("{3A0012EB-007F-4BB8-AA81-A07385F77A25}");
QueryInterface = ChromeUtils.generateQI([
"nsIObserver",
"nsISupportsWeakReference",
]);
observe(_subject, topic, _data) {
switch (topic) {
case "idle-daily":
case "formhistory-expire-now":
lazy.FormHistory.expireOldEntries().catch(console.error);
break;
case "profile-after-change":
this.init();
break;
}
}
init() {
if (this.inited) {
return;
}
this.inited = true;
// triggers needed service cleanup and db shutdown
Services.obs.addObserver(this, "idle-daily", true);
Services.obs.addObserver(this, "formhistory-expire-now", true);
Services.ppmm.addMessageListener(
"FormHistory:AutoCompleteSearchAsync",
this
);
Services.ppmm.addMessageListener("FormHistory:RemoveEntry", this);
}
receiveMessage(message) {
switch (message.name) {
case "FormHistory:AutoCompleteSearchAsync":
this.#onFormHistoryAutoCompleteSearchAsync({
...message.data,
target: message.target,
});
break;
case "FormHistory:RemoveEntry":
this.#onFormHistoryRemoveEntry(message.data);
break;
}
}
async #onFormHistoryAutoCompleteSearchAsync({
id,
searchString,
params,
target,
}) {
// This case is only used for the search field. There is a
// similar algorithm in FormHistoryParent.jsm that uses
// sendQuery for other form fields.
const instance = (this._queryInstance = {});
const results = await lazy.FormHistory.getAutoCompleteResults(
searchString,
params,
(_row, cancel) => {
if (this._queryInstance != instance) {
cancel();
}
}
);
if (this._queryInstance == instance) {
target.sendAsyncMessage("FormHistory:AutoCompleteSearchResults", {
id,
results,
});
}
}
#onFormHistoryRemoveEntry({ inputName, value, guid }) {
lazy.FormHistory.update({
op: "remove",
fieldname: inputName,
value,
guid,
});
}
}
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