com.enonic.cms.core.portal.ContentPathResolver.java Source code

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Here is the source code for com.enonic.cms.core.portal.ContentPathResolver.java

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/*
 * Copyright 2000-2013 Enonic AS
 * http://www.enonic.com/license
 */

package com.enonic.cms.core.portal;

import java.util.regex.Matcher;
import java.util.regex.Pattern;

import org.apache.commons.lang.StringUtils;

import com.enonic.cms.core.Path;
import com.enonic.cms.core.content.ContentKey;

public class ContentPathResolver {
    private final static Pattern CONTENT_PATH_PATTERN = Pattern.compile("^(.*/+)?(.*)--(\\d+)(/_window/.*)?$");

    private final static Pattern OLD_STYLE_CONTENT_PATH_PATTERN = Pattern.compile("[0-9]+\\.cms(/_window/.*)?$");

    public static ContentPath resolveContentPath(final Path localPath) {
        String localPathWithoutFragment = localPath.getPathWithoutFragmentAsString();

        Matcher matcher = CONTENT_PATH_PATTERN.matcher(localPathWithoutFragment);

        if (!matcher.matches()) {
            return tryResolveOldTypeContentPath(localPath);
        }

        final Path menuItemPath = resolveMenuItemPath(localPath);

        String contentTitle = matcher.group(2);
        ContentKey contentKey = new ContentKey(matcher.group(3));

        return new ContentPath(contentKey, contentTitle, menuItemPath);
    }

    private static ContentPath tryResolveOldTypeContentPath(final Path localPath) {
        Matcher cmsMatcher = OLD_STYLE_CONTENT_PATH_PATTERN.matcher(localPath.getPathAsString());

        if (!cmsMatcher.find()) {
            return null;
        }

        final Path menuItemPath = resolveMenuItemPath(localPath);

        String contentTitleAndKey = resolveContentTitleAndKeyPart(localPath);

        int dotPosition = contentTitleAndKey.lastIndexOf('.');
        ContentKey contentKey = resolveContentKey(contentTitleAndKey, dotPosition);

        String contentTitle = resolveContentTitle(contentTitleAndKey, dotPosition);

        if (contentKey == null) {
            return null;
        }

        ContentPath oldStyleContentPath = new ContentPath(contentKey, contentTitle, menuItemPath);
        oldStyleContentPath.setOldStyleContentPath(true);

        return oldStyleContentPath;
    }

    private static Path resolveMenuItemPath(final Path localPath) {
        final int numberOfPathElements = localPath.getPathElementsCount();
        if (numberOfPathElements == 1) {
            return Path.ROOT;
        }

        int index = localPath.getPathAsString().contains("/" + WindowReference.WINDOW_PATH_PREFIX + "/") ? 3 : 1;
        return new Path("/" + localPath.subPath(0, numberOfPathElements - index));
    }

    private static String resolveContentTitleAndKeyPart(final Path localPath) {
        String cmsPathElement = localPath.getPathElement(localPath.getPathElementsCount() - 1);
        return cmsPathElement.substring(0, cmsPathElement.lastIndexOf('.'));
    }

    private static String resolveContentTitle(String contentNameAndKey, int dotPosition) {
        if (dotPosition < 0) {
            return null;
        }
        return contentNameAndKey.substring(0, dotPosition);
    }

    private static ContentKey resolveContentKey(String contentNameAndKey, int dotPosition) {
        String contentKeyString;

        if (dotPosition < 0) {
            contentKeyString = contentNameAndKey;
        } else {
            contentKeyString = contentNameAndKey.substring(dotPosition + 1);
        }

        return StringUtils.isNumeric(contentKeyString) ? new ContentKey(contentKeyString) : null;
    }

}