Add service string handling

Not used yet but will be needed soon.

app/src/main/java/io/xeres/app/xrs/service/identity/IdentityServiceStorage.java

@@ -0,0 +1,91 @@
+/*
+ * Copyright (c) 2024 by David Gerber - https://zapek.com
+ *
+ * This file is part of Xeres.
+ *
+ * Xeres 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.
+ *
+ * Xeres 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 Xeres.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package io.xeres.app.xrs.service.identity;
+
+import java.util.regex.Pattern;
+
+public class IdentityServiceStorage
+{
+	private static final Pattern SERVICE_STRING = Pattern.compile("^v2 \\{P:(.{1,1024}?)}\\{T:(.{1,1024}?)}\\{R:(.{1,1024}?)}$");
+
+	private Pgp pgp;
+	private Recognition recognition;
+	private Reputation reputation;
+
+	private boolean success;
+
+	public IdentityServiceStorage(long pgpIdentifier)
+	{
+	}
+
+	public IdentityServiceStorage(String storage)
+	{
+		success = in(storage);
+	}
+
+	private boolean in(String storage)
+	{
+		var matcher = SERVICE_STRING.matcher(storage);
+
+		if (!matcher.matches())
+		{
+			return false;
+		}
+
+		pgp = new Pgp(matcher.group(1));
+		if (!pgp.isSuccessful())
+		{
+			return false;
+		}
+
+		recognition = new Recognition(matcher.group(2));
+		if (!recognition.isSuccessful())
+		{
+			return false;
+		}
+
+		reputation = new Reputation(matcher.group(3));
+		if (!reputation.isSuccessful())
+		{
+			return false;
+		}
+		return true;
+	}
+
+	public String out()
+	{
+
+		return "v2 " + "{P:" +
+				pgp.out() +
+				"}" +
+				"{T:" +
+				recognition.out() +
+				"}" +
+				"{R:" +
+				reputation.out() +
+				"}";
+	}
+
+	public boolean isSuccess()
+	{
+		return success;
+	}
+
+}

app/src/main/java/io/xeres/app/xrs/service/identity/Pgp.java

@@ -0,0 +1,111 @@
+/*
+ * Copyright (c) 2024 by David Gerber - https://zapek.com
+ *
+ * This file is part of Xeres.
+ *
+ * Xeres 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.
+ *
+ * Xeres 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 Xeres.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package io.xeres.app.xrs.service.identity;
+
+import io.xeres.common.id.Id;
+
+import java.time.Instant;
+import java.util.regex.Pattern;
+
+class Pgp
+{
+	private static final Pattern VALIDATED = Pattern.compile("^K:1 I:(\\p{XDigit}{16})$");
+	private static final Pattern UNVALIDATED_WITH_TIMESTAMP_ATTEMPTS_AND_ID = Pattern.compile("^K:0 T:(\\d{1,10}) C:(\\d{1,10}) I:(\\p{XDigit}{16})$");
+	private static final Pattern UNVALIDATED_WITH_TIMESTAMP_AND_ATTEMPTS = Pattern.compile("^K:0 T:(\\d{1,10}) C:(\\d{1,10})$");
+	private static final Pattern UNVALIDATED_WITH_TIMESTAMP = Pattern.compile("^K:0 T:(\\d{1,10})$");
+
+	private boolean validated;
+	private Instant lastCheck;
+	private int checkAttempt;
+	private long pgpIdentifier;
+
+	private boolean success;
+
+	public Pgp(long pgpIdentifier)
+	{
+		this.pgpIdentifier = pgpIdentifier;
+		validated = true;
+	}
+
+	public Pgp(String input)
+	{
+		success = in(input);
+	}
+
+	private boolean in(String input)
+	{
+		var matcher = VALIDATED.matcher(input);
+		if (matcher.matches())
+		{
+			validated = true;
+			pgpIdentifier = Long.parseUnsignedLong(matcher.group(1), 16);
+			return true;
+		}
+		matcher = UNVALIDATED_WITH_TIMESTAMP_ATTEMPTS_AND_ID.matcher(input);
+		if (matcher.matches())
+		{
+			lastCheck = Instant.ofEpochSecond(Long.parseLong(matcher.group(1)));
+			checkAttempt = Integer.parseUnsignedInt(matcher.group(2));
+			pgpIdentifier = Long.parseUnsignedLong(matcher.group(3), 16);
+			return true;
+		}
+		matcher = UNVALIDATED_WITH_TIMESTAMP_AND_ATTEMPTS.matcher(input);
+		if (matcher.matches())
+		{
+			lastCheck = Instant.ofEpochSecond(Long.parseLong(matcher.group(1)));
+			checkAttempt = Integer.parseUnsignedInt(matcher.group(2));
+			return true;
+		}
+		matcher = UNVALIDATED_WITH_TIMESTAMP.matcher(input);
+		if (matcher.matches())
+		{
+			lastCheck = Instant.ofEpochSecond(Long.parseLong(matcher.group(1)));
+			return true;
+		}
+		return false;
+	}
+
+	public String out()
+	{
+		if (validated)
+		{
+			return "K:1 I:" + Id.toString(pgpIdentifier);
+		}
+		else
+		{
+			var sb = new StringBuilder("K:0");
+			sb.append(" T:");
+			sb.append(lastCheck.getEpochSecond());
+			sb.append(" C:");
+			sb.append(checkAttempt);
+			if (pgpIdentifier != 0)
+			{
+				sb.append(" I:");
+				sb.append(Id.toString(pgpIdentifier));
+			}
+			return sb.toString();
+		}
+	}
+
+	public boolean isSuccessful()
+	{
+		return success;
+	}
+}

app/src/main/java/io/xeres/app/xrs/service/identity/Recognition.java

@@ -0,0 +1,74 @@
+/*
+ * Copyright (c) 2024 by David Gerber - https://zapek.com
+ *
+ * This file is part of Xeres.
+ *
+ * Xeres 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.
+ *
+ * Xeres 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 Xeres.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package io.xeres.app.xrs.service.identity;
+
+import java.time.Instant;
+import java.util.regex.Pattern;
+
+class Recognition
+{
+	private static final Pattern RECOGNITION_PATTERN = Pattern.compile("^F:(\\d{1,10}) P:(\\d{1,10}) T:(\\d{1,10})$");
+
+	private int flags;
+	private Instant publish;
+	private Instant lastCheck;
+
+	private boolean success;
+
+	public Recognition(int flags, Instant publish, Instant lastCheck)
+	{
+		this.flags = flags;
+		this.publish = publish;
+		this.lastCheck = lastCheck;
+	}
+
+	public Recognition(String input)
+	{
+		success = in(input);
+	}
+
+	private boolean in(String input)
+	{
+		var matcher = RECOGNITION_PATTERN.matcher(input);
+		if (matcher.matches())
+		{
+			flags = Integer.parseUnsignedInt(matcher.group(1));
+			publish = Instant.ofEpochSecond(Long.parseLong(matcher.group(2)));
+			lastCheck = Instant.ofEpochSecond(Long.parseLong(matcher.group(3)));
+			return true;
+		}
+		return false;
+	}
+
+	public String out()
+	{
+		return "F:" +
+				flags +
+				" P:" +
+				publish.getEpochSecond() +
+				" T:" +
+				lastCheck.getEpochSecond();
+	}
+
+	public boolean isSuccessful()
+	{
+		return success;
+	}
+}

app/src/main/java/io/xeres/app/xrs/service/identity/Reputation.java

@@ -0,0 +1,71 @@
+/*
+ * Copyright (c) 2024 by David Gerber - https://zapek.com
+ *
+ * This file is part of Xeres.
+ *
+ * Xeres 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.
+ *
+ * Xeres 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 Xeres.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package io.xeres.app.xrs.service.identity;
+
+import java.util.regex.Pattern;
+
+class Reputation
+{
+	private static final Pattern REPUTATION_PATTERN = Pattern.compile("^(-?\\d{1,10}) (-?\\d{1,10}) (-?\\d{1,10}) (-?\\d{1,10})$");
+
+	private int overallScore;
+	private int idScore;
+	private int ownOpinion;
+	private int peerOpinion;
+
+	private boolean success;
+
+	public Reputation(int overallScore, int idScore, int ownOpinion, int peerOpinion)
+	{
+		this.overallScore = overallScore;
+		this.idScore = idScore;
+		this.ownOpinion = ownOpinion;
+		this.peerOpinion = peerOpinion;
+	}
+
+	public Reputation(String input)
+	{
+		success = in(input);
+	}
+
+	private boolean in(String input)
+	{
+		var matcher = REPUTATION_PATTERN.matcher(input);
+		if (matcher.matches())
+		{
+			overallScore = Integer.parseInt(matcher.group(1));
+			idScore = Integer.parseInt(matcher.group(2));
+			ownOpinion = Integer.parseInt(matcher.group(3));
+			peerOpinion = Integer.parseInt(matcher.group(4));
+			return true;
+		}
+		return false;
+	}
+
+	public String out()
+	{
+		return String.format("%d %d %d %d", overallScore, idScore, ownOpinion, peerOpinion);
+	}
+
+	public boolean isSuccessful()
+	{
+		return success;
+	}
+}