001
014
015 package com.liferay.portal.freemarker;
016
017 import com.liferay.portal.kernel.exception.PortalException;
018 import com.liferay.portal.kernel.exception.SystemException;
019 import com.liferay.portal.kernel.io.unsync.UnsyncBufferedReader;
020 import com.liferay.portal.kernel.io.unsync.UnsyncByteArrayInputStream;
021 import com.liferay.portal.kernel.log.Log;
022 import com.liferay.portal.kernel.log.LogFactoryUtil;
023 import com.liferay.portal.kernel.util.CharPool;
024 import com.liferay.portal.kernel.util.GetterUtil;
025 import com.liferay.portal.kernel.util.StringPool;
026 import com.liferay.portlet.journal.NoSuchTemplateException;
027 import com.liferay.portlet.journal.model.JournalTemplate;
028 import com.liferay.portlet.journal.service.JournalTemplateLocalServiceUtil;
029
030 import java.io.IOException;
031 import java.io.InputStreamReader;
032 import java.io.Reader;
033
034
037 public class JournalTemplateLoader extends FreeMarkerTemplateLoader {
038
039 public Object findTemplateSource(String name) throws IOException {
040 try {
041 int pos = name.indexOf(JOURNAL_SEPARATOR + StringPool.SLASH);
042
043 if (pos != -1) {
044 int x = name.indexOf(CharPool.SLASH, pos);
045 int y = name.indexOf(CharPool.SLASH, x + 1);
046 int z = name.indexOf(CharPool.SLASH, y + 1);
047
048 long companyId = GetterUtil.getLong(name.substring(x + 1, y));
049 long groupId = GetterUtil.getLong(name.substring(y + 1, z));
050 String templateId = name.substring(z + 1);
051
052 if (_log.isDebugEnabled()) {
053 _log.debug(
054 "Loading {companyId=" + companyId + ",groupId=" +
055 groupId + ",templateId=" + templateId + "}");
056 }
057
058 JournalTemplate template =
059 JournalTemplateLocalServiceUtil.getTemplate(
060 groupId, templateId);
061
062 return template;
063 }
064 }
065 catch (NoSuchTemplateException nste) {
066 return null;
067 }
068 catch (PortalException pe) {
069 throw new IOException("Template {" + name + "} not found");
070 }
071 catch (SystemException se) {
072 throw new IOException("Template {" + name + "} not found");
073 }
074
075 return null;
076 }
077
078 public long getLastModified(Object templateSource) {
079 if (templateSource instanceof JournalTemplate) {
080 JournalTemplate template = (JournalTemplate)templateSource;
081
082 return template.getModifiedDate().getTime();
083 }
084
085 return -1;
086 }
087
088 public Reader getReader(Object templateSource, String encoding)
089 throws IOException {
090
091 if (templateSource instanceof JournalTemplate) {
092 JournalTemplate template = (JournalTemplate)templateSource;
093
094 String xsl = template.getXsl();
095
096 return new UnsyncBufferedReader(
097 new InputStreamReader(
098 new UnsyncByteArrayInputStream(xsl.getBytes()), encoding));
099 }
100
101 return null;
102 }
103
104 private static Log _log = LogFactoryUtil.getLog(
105 JournalTemplateLoader.class);
106
107 }