mirror of
https://github.com/classilla/tenfourfox.git
synced 2024-10-22 02:25:05 +00:00
246 lines
6.2 KiB
JavaScript
246 lines
6.2 KiB
JavaScript
|
/* 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/. */
|
||
|
|
||
|
this.EXPORTED_SYMBOLS = ['FormEngine', 'FormRec'];
|
||
|
|
||
|
var Cc = Components.classes;
|
||
|
var Ci = Components.interfaces;
|
||
|
var Cu = Components.utils;
|
||
|
|
||
|
Cu.import("resource://gre/modules/XPCOMUtils.jsm");
|
||
|
Cu.import("resource://services-sync/engines.js");
|
||
|
Cu.import("resource://services-sync/record.js");
|
||
|
Cu.import("resource://services-common/async.js");
|
||
|
Cu.import("resource://services-sync/util.js");
|
||
|
Cu.import("resource://services-sync/constants.js");
|
||
|
Cu.import("resource://gre/modules/Log.jsm");
|
||
|
|
||
|
const FORMS_TTL = 3 * 365 * 24 * 60 * 60; // Three years in seconds.
|
||
|
|
||
|
this.FormRec = function FormRec(collection, id) {
|
||
|
CryptoWrapper.call(this, collection, id);
|
||
|
}
|
||
|
FormRec.prototype = {
|
||
|
__proto__: CryptoWrapper.prototype,
|
||
|
_logName: "Sync.Record.Form",
|
||
|
ttl: FORMS_TTL
|
||
|
};
|
||
|
|
||
|
Utils.deferGetSet(FormRec, "cleartext", ["name", "value"]);
|
||
|
|
||
|
|
||
|
var FormWrapper = {
|
||
|
_log: Log.repository.getLogger("Sync.Engine.Forms"),
|
||
|
|
||
|
_getEntryCols: ["fieldname", "value"],
|
||
|
_guidCols: ["guid"],
|
||
|
|
||
|
// Do a "sync" search by spinning the event loop until it completes.
|
||
|
_searchSpinningly: function(terms, searchData) {
|
||
|
let results = [];
|
||
|
let cb = Async.makeSpinningCallback();
|
||
|
let callbacks = {
|
||
|
handleResult: function(result) {
|
||
|
results.push(result);
|
||
|
},
|
||
|
handleCompletion: function(reason) {
|
||
|
cb(null, results);
|
||
|
}
|
||
|
};
|
||
|
Svc.FormHistory.search(terms, searchData, callbacks);
|
||
|
return cb.wait();
|
||
|
},
|
||
|
|
||
|
_updateSpinningly: function(changes) {
|
||
|
if (!Svc.FormHistory.enabled) {
|
||
|
return; // update isn't going to do anything.
|
||
|
}
|
||
|
let cb = Async.makeSpinningCallback();
|
||
|
let callbacks = {
|
||
|
handleCompletion: function(reason) {
|
||
|
cb();
|
||
|
}
|
||
|
};
|
||
|
Svc.FormHistory.update(changes, callbacks);
|
||
|
return cb.wait();
|
||
|
},
|
||
|
|
||
|
getEntry: function (guid) {
|
||
|
let results = this._searchSpinningly(this._getEntryCols, {guid: guid});
|
||
|
if (!results.length) {
|
||
|
return null;
|
||
|
}
|
||
|
return {name: results[0].fieldname, value: results[0].value};
|
||
|
},
|
||
|
|
||
|
getGUID: function (name, value) {
|
||
|
// Query for the provided entry.
|
||
|
let query = { fieldname: name, value: value };
|
||
|
let results = this._searchSpinningly(this._guidCols, query);
|
||
|
return results.length ? results[0].guid : null;
|
||
|
},
|
||
|
|
||
|
hasGUID: function (guid) {
|
||
|
// We could probably use a count function here, but searchSpinningly exists...
|
||
|
return this._searchSpinningly(this._guidCols, {guid: guid}).length != 0;
|
||
|
},
|
||
|
|
||
|
replaceGUID: function (oldGUID, newGUID) {
|
||
|
let changes = {
|
||
|
op: "update",
|
||
|
guid: oldGUID,
|
||
|
newGuid: newGUID,
|
||
|
}
|
||
|
this._updateSpinningly(changes);
|
||
|
}
|
||
|
|
||
|
};
|
||
|
|
||
|
this.FormEngine = function FormEngine(service) {
|
||
|
SyncEngine.call(this, "Forms", service);
|
||
|
}
|
||
|
FormEngine.prototype = {
|
||
|
__proto__: SyncEngine.prototype,
|
||
|
_storeObj: FormStore,
|
||
|
_trackerObj: FormTracker,
|
||
|
_recordObj: FormRec,
|
||
|
applyIncomingBatchSize: FORMS_STORE_BATCH_SIZE,
|
||
|
|
||
|
syncPriority: 6,
|
||
|
|
||
|
get prefName() {
|
||
|
return "history";
|
||
|
},
|
||
|
|
||
|
_findDupe: function _findDupe(item) {
|
||
|
return FormWrapper.getGUID(item.name, item.value);
|
||
|
}
|
||
|
};
|
||
|
|
||
|
function FormStore(name, engine) {
|
||
|
Store.call(this, name, engine);
|
||
|
}
|
||
|
FormStore.prototype = {
|
||
|
__proto__: Store.prototype,
|
||
|
|
||
|
_processChange: function (change) {
|
||
|
// If this._changes is defined, then we are applying a batch, so we
|
||
|
// can defer it.
|
||
|
if (this._changes) {
|
||
|
this._changes.push(change);
|
||
|
return;
|
||
|
}
|
||
|
|
||
|
// Otherwise we must handle the change synchronously, right now.
|
||
|
FormWrapper._updateSpinningly(change);
|
||
|
},
|
||
|
|
||
|
applyIncomingBatch: function (records) {
|
||
|
// We collect all the changes to be made then apply them all at once.
|
||
|
this._changes = [];
|
||
|
let failures = Store.prototype.applyIncomingBatch.call(this, records);
|
||
|
if (this._changes.length) {
|
||
|
FormWrapper._updateSpinningly(this._changes);
|
||
|
}
|
||
|
delete this._changes;
|
||
|
return failures;
|
||
|
},
|
||
|
|
||
|
getAllIDs: function () {
|
||
|
let results = FormWrapper._searchSpinningly(["guid"], [])
|
||
|
let guids = {};
|
||
|
for (let result of results) {
|
||
|
guids[result.guid] = true;
|
||
|
}
|
||
|
return guids;
|
||
|
},
|
||
|
|
||
|
changeItemID: function (oldID, newID) {
|
||
|
FormWrapper.replaceGUID(oldID, newID);
|
||
|
},
|
||
|
|
||
|
itemExists: function (id) {
|
||
|
return FormWrapper.hasGUID(id);
|
||
|
},
|
||
|
|
||
|
createRecord: function (id, collection) {
|
||
|
let record = new FormRec(collection, id);
|
||
|
let entry = FormWrapper.getEntry(id);
|
||
|
if (entry != null) {
|
||
|
record.name = entry.name;
|
||
|
record.value = entry.value;
|
||
|
} else {
|
||
|
record.deleted = true;
|
||
|
}
|
||
|
return record;
|
||
|
},
|
||
|
|
||
|
create: function (record) {
|
||
|
this._log.trace("Adding form record for " + record.name);
|
||
|
let change = {
|
||
|
op: "add",
|
||
|
fieldname: record.name,
|
||
|
value: record.value
|
||
|
};
|
||
|
this._processChange(change);
|
||
|
},
|
||
|
|
||
|
remove: function (record) {
|
||
|
this._log.trace("Removing form record: " + record.id);
|
||
|
let change = {
|
||
|
op: "remove",
|
||
|
guid: record.id
|
||
|
};
|
||
|
this._processChange(change);
|
||
|
},
|
||
|
|
||
|
update: function (record) {
|
||
|
this._log.trace("Ignoring form record update request!");
|
||
|
},
|
||
|
|
||
|
wipe: function () {
|
||
|
let change = {
|
||
|
op: "remove"
|
||
|
};
|
||
|
FormWrapper._updateSpinningly(change);
|
||
|
}
|
||
|
};
|
||
|
|
||
|
function FormTracker(name, engine) {
|
||
|
Tracker.call(this, name, engine);
|
||
|
}
|
||
|
FormTracker.prototype = {
|
||
|
__proto__: Tracker.prototype,
|
||
|
|
||
|
QueryInterface: XPCOMUtils.generateQI([
|
||
|
Ci.nsIObserver,
|
||
|
Ci.nsISupportsWeakReference]),
|
||
|
|
||
|
startTracking: function() {
|
||
|
Svc.Obs.add("satchel-storage-changed", this);
|
||
|
},
|
||
|
|
||
|
stopTracking: function() {
|
||
|
Svc.Obs.remove("satchel-storage-changed", this);
|
||
|
},
|
||
|
|
||
|
observe: function (subject, topic, data) {
|
||
|
Tracker.prototype.observe.call(this, subject, topic, data);
|
||
|
|
||
|
switch (topic) {
|
||
|
case "satchel-storage-changed":
|
||
|
if (data == "formhistory-add" || data == "formhistory-remove") {
|
||
|
let guid = subject.QueryInterface(Ci.nsISupportsString).toString();
|
||
|
this.trackEntry(guid);
|
||
|
}
|
||
|
break;
|
||
|
}
|
||
|
},
|
||
|
|
||
|
trackEntry: function (guid) {
|
||
|
this.addChangedID(guid);
|
||
|
this.score += SCORE_INCREMENT_MEDIUM;
|
||
|
},
|
||
|
};
|