mirror of
https://codeberg.org/Mercury-IM/Smack
synced 2024-08-17 06:20:28 +02:00
243 lines
6.8 KiB
Java
243 lines
6.8 KiB
Java
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/**
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* All rights reserved. Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.jivesoftware.smackx.pubsub;
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import java.text.ParseException;
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import java.text.SimpleDateFormat;
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import java.util.ArrayList;
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import java.util.Collection;
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import java.util.Date;
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import java.util.Iterator;
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import java.util.UnknownFormatConversionException;
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import org.jivesoftware.smackx.Form;
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import org.jivesoftware.smackx.FormField;
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import org.jivesoftware.smackx.packet.DataForm;
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/**
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* A decorator for a {@link Form} to easily enable reading and updating
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* of subscription options. All operations read or update the underlying {@link DataForm}.
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*
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* <p>Unlike the {@link Form}.setAnswer(XXX)} methods, which throw an exception if the field does not
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* exist, all <b>SubscribeForm.setXXX</b> methods will create the field in the wrapped form
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* if it does not already exist.
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*
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* @author Robin Collier
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*/
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public class SubscribeForm extends Form
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{
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private static final SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSSZ");
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public SubscribeForm(DataForm configDataForm)
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{
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super(configDataForm);
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}
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public SubscribeForm(Form subscribeOptionsForm)
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{
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super(subscribeOptionsForm.getDataFormToSend());
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}
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public SubscribeForm(FormType formType)
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{
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super(formType.toString());
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}
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/**
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* Determines if an entity wants to receive notifications.
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*
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* @return true if want to receive, false otherwise
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*/
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public boolean isDeliverOn()
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{
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return parseBoolean(getFieldValue(SubscribeOptionFields.deliver));
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}
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/**
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* Sets whether an entity wants to receive notifications.
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*
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* @param deliverNotifications
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*/
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public void setDeliverOn(boolean deliverNotifications)
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{
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addField(SubscribeOptionFields.deliver, FormField.TYPE_BOOLEAN);
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setAnswer(SubscribeOptionFields.deliver.getFieldName(), deliverNotifications);
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}
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/**
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* Determines if notifications should be delivered as aggregations or not.
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*
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* @return true to aggregate, false otherwise
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*/
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public boolean isDigestOn()
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{
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return parseBoolean(getFieldValue(SubscribeOptionFields.digest));
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}
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/**
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* Sets whether notifications should be delivered as aggregations or not.
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*
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* @param digestOn true to aggregate, false otherwise
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*/
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public void setDigestOn(boolean digestOn)
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{
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addField(SubscribeOptionFields.deliver, FormField.TYPE_BOOLEAN);
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setAnswer(SubscribeOptionFields.deliver.getFieldName(), digestOn);
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}
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/**
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* Gets the minimum number of milliseconds between sending notification digests
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*
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* @return The frequency in milliseconds
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*/
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public int getDigestFrequency()
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{
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return Integer.parseInt(getFieldValue(SubscribeOptionFields.digest_frequency));
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}
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/**
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* Sets the minimum number of milliseconds between sending notification digests
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*
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* @param frequency The frequency in milliseconds
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*/
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public void setDigestFrequency(int frequency)
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{
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addField(SubscribeOptionFields.digest_frequency, FormField.TYPE_TEXT_SINGLE);
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setAnswer(SubscribeOptionFields.digest_frequency.getFieldName(), frequency);
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}
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/**
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* Get the time at which the leased subscription will expire, or has expired.
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*
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* @return The expiry date
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*/
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public Date getExpiry()
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{
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String dateTime = getFieldValue(SubscribeOptionFields.expire);
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try
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{
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return format.parse(dateTime);
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}
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catch (ParseException e)
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{
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UnknownFormatConversionException exc = new UnknownFormatConversionException(dateTime);
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exc.initCause(e);
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throw exc;
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}
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}
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/**
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* Sets the time at which the leased subscription will expire, or has expired.
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*
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* @param expire The expiry date
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*/
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public void setExpiry(Date expire)
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{
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addField(SubscribeOptionFields.expire, FormField.TYPE_TEXT_SINGLE);
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setAnswer(SubscribeOptionFields.expire.getFieldName(), format.format(expire));
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}
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/**
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* Determines whether the entity wants to receive an XMPP message body in
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* addition to the payload format.
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*
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* @return true to receive the message body, false otherwise
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*/
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public boolean isIncludeBody()
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{
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return parseBoolean(getFieldValue(SubscribeOptionFields.include_body));
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}
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/**
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* Sets whether the entity wants to receive an XMPP message body in
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* addition to the payload format.
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*
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* @param include true to receive the message body, false otherwise
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*/
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public void setIncludeBody(boolean include)
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{
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addField(SubscribeOptionFields.include_body, FormField.TYPE_BOOLEAN);
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setAnswer(SubscribeOptionFields.include_body.getFieldName(), include);
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}
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/**
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* Gets the {@link PresenceState} for which an entity wants to receive
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* notifications.
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*
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* @return iterator over the list of states
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*/
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public Iterator<PresenceState> getShowValues()
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{
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ArrayList<PresenceState> result = new ArrayList<PresenceState>(5);
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Iterator<String > it = getFieldValues(SubscribeOptionFields.show_values);
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while (it.hasNext())
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{
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String state = it.next();
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result.add(PresenceState.valueOf(state));
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}
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return result.iterator();
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}
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/**
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* Sets the list of {@link PresenceState} for which an entity wants
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* to receive notifications.
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*
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* @param stateValues The list of states
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*/
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public void setShowValues(Collection<PresenceState> stateValues)
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{
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ArrayList<String> values = new ArrayList<String>(stateValues.size());
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for (PresenceState state : stateValues)
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{
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values.add(state.toString());
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}
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addField(SubscribeOptionFields.show_values, FormField.TYPE_LIST_MULTI);
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setAnswer(SubscribeOptionFields.show_values.getFieldName(), values);
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}
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static private boolean parseBoolean(String fieldValue)
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{
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return ("1".equals(fieldValue) || "true".equals(fieldValue));
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}
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private String getFieldValue(SubscribeOptionFields field)
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{
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FormField formField = getField(field.getFieldName());
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return formField.getValues().next();
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}
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private Iterator<String> getFieldValues(SubscribeOptionFields field)
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{
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FormField formField = getField(field.getFieldName());
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return formField.getValues();
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}
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private void addField(SubscribeOptionFields nodeField, String type)
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{
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String fieldName = nodeField.getFieldName();
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if (getField(fieldName) == null)
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{
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FormField field = new FormField(fieldName);
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field.setType(type);
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addField(field);
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}
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}
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}
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