Subversion Repositories SmartDukaan

/**

 * 

 */

package in.shop2020.metamodel.util;

import java.io.BufferedReader;

import java.io.FileReader;

import java.io.LineNumberReader;

import java.util.ArrayList;

import java.util.HashMap;

import java.util.Iterator;

import java.util.List;

import java.util.Map;

import java.util.logging.Level;

import in.shop2020.metamodel.definitions.Catalog;

import in.shop2020.metamodel.definitions.Category;

import in.shop2020.metamodel.definitions.DatatypeDefinition;

import in.shop2020.metamodel.definitions.DefinitionsContainer;

import in.shop2020.metamodel.definitions.EditorialImportance;

import in.shop2020.metamodel.definitions.FeatureDefinition;

import in.shop2020.metamodel.definitions.SlideDefinition;

import in.shop2020.metamodel.definitions.Unit;

import in.shop2020.util.Utils;

import org.apache.commons.lang.ArrayUtils;

import org.apache.commons.lang.StringUtils;

/**

 * CN - Content Tool

 * Imports and exports content. Validates against content model

 * 

 * @author naveen

 *

 */

public class CN {

	public static final String CONTENT_SRC_TXT_PATH = 

		"/home/naveen/workspace/eclipse/webapp/src/content/txt/";

	public static final String CONTENT_SRC_HTML_PATH = 

		"/home/naveen/workspace/eclipse/webapp/src/content/html/";

	public static final String CONTENT_SRC_XML_PATH = 

		"/home/naveen/workspace/eclipse/webapp/src/content/xml/";

	public static final String CONTENT_DB_PATH =  

		"/home/naveen/workspace/eclipse/webapp/db/entities/";

	// Known patterns

	public static final String PATTERN_LEVEL_1 = "* ";

	public static final String PATTERN_LEVEL_2 = "   * ";

	public static final String PATTERN_LEVEL_3 = "      * ";

	public static final String PATTERN_LEVEL_4 = "         * ";

	private long categoryID;

	private String srcFile;

	private String dbFile;

	/**

	 * @param args

	 */

	public static void main(String[] args) throws Exception {

		String[] commands = new String[] {"show", "import"};

		String usage = "Usage: CN ["+ StringUtils.join(commands, "|") +

			"] {Category ID} {Content file name}\n" + 

			"Note:Only text files for now";

		if(args.length < 3) {

			System.out.println(usage);

			System.exit(-1);

		}

		Utils.logger.info("CN "+ args[0] + " " + args[1]+ " " + args[2]);

		String inputCommand = args[0];

		String inputCategoryID = args[1];

		String inputFilename = args[2];

		if(!ArrayUtils.contains(commands, inputCommand)) {

			System.out.println(usage);

			System.exit(-1);

		}

		long categoryID = new Long(inputCategoryID).longValue();

		CN cn = new CN(categoryID, inputFilename);

		if(inputCommand.equals("import")) {

			cn.importEntity();

		}

		else if(inputCommand.equals("show")) {

			cn.showEntity();

		}

	}

	/**

	 * 

	 * @param categoryID

	 * @param fileName

	 */

	public CN(long categoryID, String fileName) {

		this.categoryID = categoryID;

		this.srcFile = CONTENT_SRC_TXT_PATH + fileName + ".txt";

		this.dbFile = CONTENT_DB_PATH + "entities" + ".ser";

	}

	/**

	 * 

	 * @throws Exception

	 */

	public void importEntity() throws Exception {		

		//this.test();

		Utils.logger.info(this.srcFile);

		FileReader fileReader = new FileReader(this.srcFile);

		BufferedReader lineReader = new BufferedReader(fileReader);

		LineNumberReader reader = new LineNumberReader(lineReader);

		// 1 Collect all candidate slide names

		Map<Integer, String> candidateSlideNames = new HashMap<Integer, String>();

		while(true) {

			String line = reader.readLine();

			if(line == null) {

				break;

			}

			if(line.isEmpty()) {

				continue;

			}

			int lineNumber = reader.getLineNumber();

			//Utils.logger.info(line);

			//Utils.logger.info("lineNumber="+lineNumber);

			// RE-VISIT

			// 1.1 Slide names starting with Alpha

			//Utils.logger.info(line.substring(0, 1));

			if(StringUtils.isAlpha((line.substring(0, 1)))) {

				//Utils.logger.info(line);

				//Utils.logger.info("Level 0");

				candidateSlideNames.put(new Integer(lineNumber), line);

			}

		}

		Utils.logger.info(candidateSlideNames.toString());

		// 2 Filter and validate parent slide names

		Map<Integer, String> slideNames = 

			this.processSlides(candidateSlideNames);

		Utils.logger.info(slideNames.toString());

		// 3 Children slides

		// TODO

		// 4 Features

		// TODO

		// 5 Bullets

		// TODO

		lineReader.close();

	}

	/**

	 * 

	 * @throws Exception

	 */

	public void showEntity() throws Exception {

	}

	/**

	 * Filter and validate parent slide names

	 * 

	 * @param candidateSlideNames

	 * @return List<LineInfo>

	 * @throws Exception 

	 */

	private Map<Integer, String> processSlides(

			Map<Integer, String> candidateSlideLines) throws Exception {

		Map<Integer, String> processedSlideLines = 

			new HashMap<Integer, String>();

		// 1 Retrieve meta-data

		// 1.1 Retrieve all valid slide names in the content model

		DefinitionsContainer defs = 

			Catalog.getInstance().getDefinitionsContainer();

		Map<Long, SlideDefinition> slideDefs = defs.getSlideDefinitions();

		Iterator<SlideDefinition> itSlideDefs = slideDefs.values().iterator();

		List<String> validSlideNames = new ArrayList<String>();

		while(itSlideDefs.hasNext()) {

			SlideDefinition slideDef = itSlideDefs.next();

			// To avoid Introduction slide

			if(!slideDef.getLabel().isEmpty()) {

				validSlideNames.add(slideDef.getLabel());

			}

		}

		Utils.logger.info("validSlideNames=" + validSlideNames.toString());

		// 2 Rules

		// 2.1 Discard if slide is not one of the valids

		// REVISIT

		for(Integer lineNumber : candidateSlideLines.keySet()) {

			if(validSlideNames.contains(candidateSlideLines.get(lineNumber))) {

				processedSlideLines.put(lineNumber, 

						candidateSlideLines.get(lineNumber));

			}

		}

		Utils.logger.info("processedSlideLines=" + 

				processedSlideLines.toString());

		// 3 Retrieve "Mandatory" slide names for the category

		List<SlideDefinition> mandatorySlideDefs = 

			defs.getSlides(this.categoryID, EditorialImportance.MANDATORY);

		Utils.logger.info("mandatorySlideDefs=" + 

				mandatorySlideDefs.toString());

		// 3.1 All mandatory slides exist - Severe

		for(SlideDefinition mandatorySlideDef : mandatorySlideDefs) {

			// Avoid introduction slide

			if(mandatorySlideDef.getLabel().isEmpty()) {

				continue;

			}

			if(!processedSlideLines.values().contains(

					mandatorySlideDef.getLabel())) {

				Utils.logger.severe("Mandatory slide \"" + 

						mandatorySlideDef.getLabel() + "\" is missing");

			}

		}

		// 4 Retrieve "Recommended" slide names for the category

		List<SlideDefinition> recommendedSlideDefs = 

			defs.getSlides(this.categoryID, EditorialImportance.RECOMMENDED);

		Utils.logger.info("recommendedSlideDefs=" + 

				recommendedSlideDefs.toString());

		// 4.1 All recommended slides exist - Warn	

		for(SlideDefinition recommendedSlideDef : recommendedSlideDefs) {

			if(!processedSlideLines.values().contains(

					recommendedSlideDef.getLabel())) {

				Utils.logger.warning("Recommended slide \"" + 

						recommendedSlideDef.getLabel() + "\" is missing");

			}

		}

		return processedSlideLines;

	}

	/**

	 * @throws Exception 

	 * 

	 */

	@SuppressWarnings("unused")

	private void test() throws Exception {

		// test category

		DefinitionsContainer allDefs = 

			Catalog.getInstance().getDefinitionsContainer();

		Category category = allDefs.getCategory(this.categoryID);

		Utils.logger.info(category.toString());

		// test data type defs

		DatatypeDefinition datatypeDef = allDefs.getDatatypeDefinition(70004L);

		Utils.logger.info(datatypeDef.toString());

		// test units

		Unit unit = allDefs.getUnit(50004L);

		Utils.logger.info(unit.toString());

		// test slide defs

		SlideDefinition slideDef = allDefs.getSlideDefinition(130002L);

		Utils.logger.info(slideDef.toString());

		// test feature defs

		FeatureDefinition featureDef = allDefs.getFeatureDefinition(120002L);

		Utils.logger.info(featureDef.toString());

	}

}