Initial version. JM-404

git-svn-id: http://svn.igniterealtime.org/svn/repos/wildfire/trunk@5706 b35dd754-fafc-0310-a699-88a17e54d16e

src/java/org/jivesoftware/wildfire/commands/admin/ChangeUserPassword.java

+/**
+ * $Revision: $
+ * $Date: $
+ *
+ * Copyright (C) 2006 Jive Software. All rights reserved.
+ *
+ * This software is published under the terms of the GNU Public License (GPL),
+ * a copy of which is included in this distribution.
+ */
+
+package org.jivesoftware.wildfire.commands.admin;
+
+import org.dom4j.Element;
+import org.jivesoftware.wildfire.XMPPServer;
+import org.jivesoftware.wildfire.commands.AdHocCommand;
+import org.jivesoftware.wildfire.commands.SessionData;
+import org.jivesoftware.wildfire.user.User;
+import org.jivesoftware.wildfire.user.UserManager;
+import org.jivesoftware.wildfire.user.UserNotFoundException;
+import org.xmpp.forms.DataForm;
+import org.xmpp.forms.FormField;
+import org.xmpp.packet.JID;
+
+import java.util.Arrays;
+import java.util.List;
+
+/**
+ * Command that allows to change password of existing users.
+ *
+ * @author Gaston Dombiak
+ *
+ * TODO Use i18n
+ */
+public class ChangeUserPassword extends AdHocCommand {
+    public String getCode() {
+        return "http://jabber.org/protocol/admin#change-user-password";
+    }
+
+    public String getDefaultLabel() {
+        return "Change User Password";
+    }
+
+    public int getMaxStages(SessionData data) {
+        return 1;
+    }
+
+    public void execute(SessionData data, Element command) {
+        Element note = command.addElement("note");
+        // Check if groups cannot be modified (backend is read-only)
+        if (UserManager.getUserProvider().isReadOnly()) {
+            note.addAttribute("type", "error");
+            note.setText("Users are read only. Changing password is not allowed.");
+            return;
+        }
+        JID account = new JID(data.getData().get("accountjid").get(0));
+        String newPassword = data.getData().get("password").get(0);
+        if (!XMPPServer.getInstance().isLocal(account)) {
+            note.addAttribute("type", "error");
+            note.setText("Cannot change password of remote user.");
+            return;
+        }
+        // Get requested group
+        User user;
+        try {
+            user = UserManager.getInstance().getUser(account.getNode());
+        } catch (UserNotFoundException e) {
+            // Group not found
+            note.addAttribute("type", "error");
+            note.setText("User does not exists.");
+            return;
+        }
+        // Set the new passowrd of the user
+        user.setPassword(newPassword);
+        // Answer that the operation was successful
+        note.addAttribute("type", "info");
+        note.setText("Operation finished successfully");
+    }
+
+    protected void addStageInformation(SessionData data, Element command) {
+        DataForm form = new DataForm(DataForm.Type.form);
+        form.setTitle("Changing a User Password");
+        form.addInstruction("Fill out this form to change a user\u2019s password.");
+
+        FormField field = form.addField();
+        field.setType(FormField.Type.hidden);
+        field.setVariable("FORM_TYPE");
+        field.addValue("http://jabber.org/protocol/admin");
+
+        field = form.addField();
+        field.setType(FormField.Type.jid_single);
+        field.setLabel("The Jabber ID for this account");
+        field.setVariable("accountjid");
+        field.setRequired(true);
+
+        field = form.addField();
+        field.setType(FormField.Type.text_private);
+        field.setLabel("The password for this account");
+        field.setVariable("password");
+        field.setRequired(true);
+
+        // Add the form to the command
+        command.add(form.getElement());
+    }
+
+    protected List<Action> getActions(SessionData data) {
+        return Arrays.asList(AdHocCommand.Action.complete);
+    }
+
+    protected AdHocCommand.Action getExecuteAction(SessionData data) {
+        return AdHocCommand.Action.complete;
+    }
+
+
+    public boolean hasPermission(JID requester) {
+        return super.hasPermission(requester) && !UserManager.getUserProvider().isReadOnly();
+    }
+}