X-Git-Url: https://git.pterodactylus.net/?p=Sone.git;a=blobdiff_plain;f=src%2Fmain%2Fjava%2Fnet%2Fpterodactylus%2Fsone%2Ffreenet%2Fwot%2FIdentityLoader.java;fp=src%2Fmain%2Fjava%2Fnet%2Fpterodactylus%2Fsone%2Ffreenet%2Fwot%2FIdentityLoader.java;h=550079b0c604479954771b26deb4fbeed0d7f3df;hp=0000000000000000000000000000000000000000;hb=4c4b77eff97fd247c6b1c8bbb30aeb6ea3d2c172;hpb=aefc6e983ee277ffba8eb2aad6141911e100ae54

diff --git a/src/main/java/net/pterodactylus/sone/freenet/wot/IdentityLoader.java b/src/main/java/net/pterodactylus/sone/freenet/wot/IdentityLoader.java
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index 0000000..550079b
--- /dev/null
+++ b/src/main/java/net/pterodactylus/sone/freenet/wot/IdentityLoader.java
@@ -0,0 +1,73 @@
+/*
+ * Sone - IdentityLoader.java - Copyright © 2013 David Roden
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package net.pterodactylus.sone.freenet.wot;
+
+import static com.google.common.collect.HashMultimap.create;
+
+import java.util.Collection;
+import java.util.Set;
+
+import net.pterodactylus.sone.freenet.plugin.PluginException;
+
+import com.google.common.base.Optional;
+import com.google.common.collect.Multimap;
+
+/**
+ * Loads {@link OwnIdentity}s and the {@link Identity}s they trust.
+ *
+ * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
+ */
+public class IdentityLoader {
+
+	private final WebOfTrustConnector webOfTrustConnector;
+	private final Optional<String> context;
+
+	public IdentityLoader(WebOfTrustConnector webOfTrustConnector) {
+		this(webOfTrustConnector, Optional.<String>absent());
+	}
+
+	public IdentityLoader(WebOfTrustConnector webOfTrustConnector, Optional<String> context) {
+		this.webOfTrustConnector = webOfTrustConnector;
+		this.context = context;
+	}
+
+	public Multimap<OwnIdentity, Identity> loadIdentities() throws WebOfTrustException {
+		Collection<OwnIdentity> currentOwnIdentities = webOfTrustConnector.loadAllOwnIdentities();
+		return loadTrustedIdentitiesForOwnIdentities(currentOwnIdentities);
+	}
+
+	private Multimap<OwnIdentity, Identity> loadTrustedIdentitiesForOwnIdentities(Collection<OwnIdentity> ownIdentities) throws PluginException {
+		Multimap<OwnIdentity, Identity> currentIdentities = create();
+
+		for (OwnIdentity ownIdentity : ownIdentities) {
+			if (identityDoesNotHaveTheCorrectContext(ownIdentity)) {
+				continue;
+			}
+
+			Set<Identity> trustedIdentities = webOfTrustConnector.loadTrustedIdentities(ownIdentity, context.orNull());
+			currentIdentities.putAll(ownIdentity, trustedIdentities);
+		}
+
+		return currentIdentities;
+	}
+
+	private boolean identityDoesNotHaveTheCorrectContext(OwnIdentity ownIdentity) {
+		return context.isPresent() && !ownIdentity.hasContext(context.get());
+	}
+
+}