com.noterik.bart.fs.action.SetRedoScreensMjpegAction.java Source code

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Here is the source code for com.noterik.bart.fs.action.SetRedoScreensMjpegAction.java

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/* 
* SetRedoScreensMjpegAction.java
* 
* Copyright (c) 2012 Noterik B.V.
* 
* This file is part of smithers, related to the Noterik Springfield project.
*
* Smithers 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.
*
* Smithers 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 Smithers.  If not, see <http://www.gnu.org/licenses/>.
*/
package com.noterik.bart.fs.action;

import java.util.ArrayList;

import org.apache.log4j.Logger;
import org.dom4j.Document;
import org.dom4j.DocumentHelper;
import org.dom4j.Node;

import com.noterik.bart.fs.fsxml.FSXMLRequestHandler;
import com.noterik.springfield.tools.XMLHelper;
import com.noterik.springfield.tools.fs.URIParser;

public class SetRedoScreensMjpegAction extends ActionAdapter {
    /**   serialVersionUID */
    private static final long serialVersionUID = 1L;

    /** the SetRedoScreensMjpegAction's log4j Logger */
    private static Logger logger = Logger.getLogger(SetRedoScreensMjpegAction.class);

    /** constants */
    private static final String SCREENS_CONFIG_URI = "/domain/{domain}/config/ingest/setting/screens";
    private static final String DEFAULT_SCREENS_PROPERTIES = "<fsxml><properties><format>file/mjpeg</format><redo>true</redo><useraw>original</useraw></properties></fsxml>";

    @Override
    public String run() {
        logger.debug("**************************** starting SetRedoScreensMjpegAction ************************");
        String requestBody = event.getRequestData();
        String uri = event.getUri();
        String domain = URIParser.getDomainFromUri(uri);

        logger.debug("request body: " + requestBody);
        logger.debug("uri: " + uri);

        try {
            Document doc = DocumentHelper.parseText(requestBody);
            Node mtNode = doc.selectSingleNode("//properties/mount");

            if (mtNode == null) {
                logger.debug("Mounts are not set, redo will not be set to true");
                return null;
            }

            // get uri and properties of video
            String vidUri = uri.substring(0, uri.lastIndexOf("/rawvideo"));

            Document vidDoc = FSXMLRequestHandler.instance().getNodeProperties(vidUri, false);

            boolean hasScreens = vidDoc.selectSingleNode(".//screens") != null;
            if (hasScreens) {
                logger.debug("Screens are already present. No need to set redo to true.");
                return null;
            }

            logger.debug("Screens properties will be created");
            // get uri of redo tag
            String screensUri = vidUri + "/screens/1/properties";
            logger.debug("screensUri: " + screensUri);

            // check for domain preferences
            String screenProperties = DEFAULT_SCREENS_PROPERTIES;
            String configURI = SCREENS_CONFIG_URI.replace("{domain}", domain);
            Document configDoc = FSXMLRequestHandler.instance().getNodeProperties(configURI, false);
            if (configDoc != null) {
                logger.debug("Custom screens profile");
                Node configProperties = configDoc.selectSingleNode("//screensprofile/properties");
                screenProperties = "<fsxml>" + configProperties.asXML() + "</fsxml>";
            }

            logger.debug("redo properties: " + screenProperties);
            if (!FSXMLRequestHandler.instance().saveFsXml(screensUri, screenProperties, "PUT", true)) {
                throw new ActionException("Screens properties could not be set");
            } else {
                logger.debug("screens properties were created successfully");
            }
        } catch (Exception e) {
            logger.error("", e);
        }
        return null;
    }
}