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using Gee;
using Xmpp;
using Dino.Entities;
namespace Dino {
public class RosterManager : StreamInteractionModule, Object {
public static ModuleIdentity<RosterManager> IDENTITY = new ModuleIdentity<RosterManager>("roster_manager");
public string id { get { return IDENTITY.id; } }
public signal void removed_roster_item(Account account, Jid jid, Roster.Item roster_item);
public signal void updated_roster_item(Account account, Jid jid, Roster.Item roster_item);
private StreamInteractor stream_interactor;
private Database db;
private Gee.Map<Account, RosterStoreImpl> roster_stores = new HashMap<Account, RosterStoreImpl>(Account.hash_func, Account.equals_func);
public static void start(StreamInteractor stream_interactor, Database db) {
RosterManager m = new RosterManager(stream_interactor, db);
stream_interactor.add_module(m);
}
public RosterManager(StreamInteractor stream_interactor, Database db) {
this.stream_interactor = stream_interactor;
this.db = db;
stream_interactor.account_added.connect(on_account_added);
stream_interactor.module_manager.initialize_account_modules.connect((account, modules) => {
if (!roster_stores.has_key(account)) roster_stores[account] = new RosterStoreImpl(account, db);
modules.add(new Roster.VersioningModule(roster_stores[account]));
});
}
public Collection<Roster.Item> get_roster(Account account) {
return roster_stores[account].get_roster();
}
public Roster.Item? get_roster_item(Account account, Jid jid) {
return roster_stores[account].get_item(jid);
}
public void remove_jid(Account account, Jid jid) {
XmppStream? stream = stream_interactor.get_stream(account);
if (stream != null) stream.get_module(Xmpp.Roster.Module.IDENTITY).remove_jid(stream, jid.bare_jid);
}
public void add_jid(Account account, Jid jid, string? handle) {
XmppStream? stream = stream_interactor.get_stream(account);
if (stream != null) stream.get_module(Xmpp.Roster.Module.IDENTITY).add_jid(stream, jid.bare_jid, handle);
}
public void set_jid_handle(Account account, Jid jid, string? handle) {
XmppStream? stream = stream_interactor.get_stream(account);
if (stream != null) stream.get_module(Xmpp.Roster.Module.IDENTITY).set_jid_handle(stream, jid.bare_jid, handle);
}
private void on_account_added(Account account) {
stream_interactor.module_manager.get_module(account, Roster.Module.IDENTITY).received_roster.connect( (stream, roster) => {
foreach (Roster.Item roster_item in roster) {
on_roster_item_updated(account, roster_item);
}
});
stream_interactor.module_manager.get_module(account, Roster.Module.IDENTITY).item_removed.connect( (stream, roster_item) => {
removed_roster_item(account, roster_item.jid, roster_item);
});
stream_interactor.module_manager.get_module(account, Roster.Module.IDENTITY).item_updated.connect( (stream, roster_item) => {
on_roster_item_updated(account, roster_item);
});
}
private void on_roster_item_updated(Account account, Roster.Item roster_item) {
updated_roster_item(account, roster_item.jid, roster_item);
}
}
public class RosterStoreImpl : Roster.Storage, Object {
private Account account;
private Database db;
private HashMap<Jid, Roster.Item> items = new HashMap<Jid, Roster.Item>(Jid.hash_bare_func, Jid.equals_bare_func);
public class RosterStoreImpl(Account account, Database db) {
this.account = account;
this.db = db;
foreach (Qlite.Row row in db.roster.select().with(db.roster.account_id, "=", account.id)) {
Roster.Item item = new Roster.Item();
item.jid = Jid.parse(row[db.roster.jid]);
item.name = row[db.roster.handle];
item.subscription = row[db.roster.subscription];
items[item.jid] = item;
}
}
public string? get_roster_version() {
return account.roster_version;
}
public Collection<Roster.Item> get_roster() {
return items.values;
}
public Roster.Item? get_item(Jid jid) {
return items.has_key(jid) ? items[jid] : null;
}
public void set_roster_version(string version) {
account.roster_version = version;
}
public void set_roster(Collection<Roster.Item> items) {
db.roster.delete().with(db.roster.account_id, "=", account.id).perform();
foreach (Roster.Item item in items) {
set_item(item);
}
}
public void set_item(Roster.Item item) {
items[item.jid] = item;
db.roster.insert().or("REPLACE")
.value(db.roster.account_id, account.id)
.value(db.roster.jid, item.jid.to_string())
.value(db.roster.handle, item.name)
.value(db.roster.subscription, item.subscription)
.perform();
}
public void remove_item(Roster.Item item) {
items.unset(item.jid);
db.roster.delete()
.with(db.roster.account_id, "=", account.id)
.with(db.roster.jid, "=", item.jid.to_string()).perform();
}
}
}
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