Implement /email setpassword

src/main/java/fr/xephi/authme/command/CommandInitializer.java

@@ -32,6 +32,7 @@ import fr.xephi.authme.command.executable.email.ChangeEmailCommand;
 import fr.xephi.authme.command.executable.email.EmailBaseCommand;
 import fr.xephi.authme.command.executable.email.ProcessCodeCommand;
 import fr.xephi.authme.command.executable.email.RecoverEmailCommand;
+import fr.xephi.authme.command.executable.email.SetPasswordCommand;
 import fr.xephi.authme.command.executable.email.ShowEmailCommand;
 import fr.xephi.authme.command.executable.login.LoginCommand;
 import fr.xephi.authme.command.executable.logout.LogoutCommand;
@@ -435,6 +436,17 @@ public class CommandInitializer {
             .executableCommand(ProcessCodeCommand.class)
             .register();
 
+        // Register the change password after recovery command
+        CommandDescription.builder()
+            .parent(EMAIL_BASE)
+            .labels("setpassword")
+            .description("Set new password after recovery")
+            .detailedDescription("Set a new password after successfully recovering your account.")
+            .withArgument("password", "New password", false)
+            .permission(PlayerPermission.RECOVER_EMAIL)
+            .executableCommand(SetPasswordCommand.class)
+            .register();
+
         // Register the base captcha command
         CommandDescription CAPTCHA_BASE = CommandDescription.builder()
             .parent(null)

src/main/java/fr/xephi/authme/command/executable/email/SetPasswordCommand.java

@@ -0,0 +1,53 @@
+package fr.xephi.authme.command.executable.email;
+
+import fr.xephi.authme.command.PlayerCommand;
+import fr.xephi.authme.datasource.DataSource;
+import fr.xephi.authme.message.MessageKey;
+import fr.xephi.authme.security.PasswordSecurity;
+import fr.xephi.authme.security.crypts.HashedPassword;
+import fr.xephi.authme.service.CommonService;
+import fr.xephi.authme.service.PasswordRecoveryService;
+import fr.xephi.authme.service.ValidationService;
+import fr.xephi.authme.service.ValidationService.ValidationResult;
+import org.bukkit.entity.Player;
+
+import javax.inject.Inject;
+import java.util.List;
+
+/**
+ * Command for changing password following successful recovery.
+ */
+public class SetPasswordCommand extends PlayerCommand {
+
+    @Inject
+    private DataSource dataSource;
+
+    @Inject
+    private CommonService commonService;
+
+    @Inject
+    private PasswordRecoveryService recoveryService;
+
+    @Inject
+    private PasswordSecurity passwordSecurity;
+
+    @Inject
+    private ValidationService validationService;
+
+    @Override
+    protected void runCommand(Player player, List<String> arguments) {
+        if (recoveryService.canChangePassword(player)) {
+            String name = player.getName();
+            String password = arguments.get(0);
+
+            ValidationResult result = validationService.validatePassword(password, name);
+            if (!result.hasError()) {
+                HashedPassword hashedPassword = passwordSecurity.computeHash(password, name);
+                dataSource.updatePassword(name, hashedPassword);
+                commonService.send(player, MessageKey.PASSWORD_CHANGED_SUCCESS);
+            } else {
+                commonService.send(player, result.getMessageKey(), result.getArgs());
+            }
+        }
+    }
+}