001/* 002 * (C) Copyright 2014-2018 Nuxeo (http://nuxeo.com/) and others. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 * 016 * Contributors: 017 * Thierry Delprat 018 */ 019package org.nuxeo.elasticsearch.audit.pageprovider; 020 021import java.util.ArrayList; 022import java.util.List; 023 024import org.apache.commons.lang3.StringUtils; 025import org.apache.commons.logging.Log; 026import org.apache.commons.logging.LogFactory; 027import org.nuxeo.ecm.core.api.CoreSession; 028import org.nuxeo.ecm.core.api.DocumentModel; 029import org.nuxeo.ecm.core.api.SortInfo; 030import org.nuxeo.ecm.platform.audit.api.document.AdditionalDocumentAuditParams; 031import org.nuxeo.ecm.platform.audit.api.document.DocumentAuditHelper; 032 033public class ESDocumentHistoryPageProvider extends ESAuditPageProvider { 034 035 private static final long serialVersionUID = 1L; 036 037 protected Log log = LogFactory.getLog(ESDocumentHistoryPageProvider.class); 038 039 protected Object[] newParams; 040 041 protected static String singleQuery = "{\n" + // 042 " \"bool\" : {\n" + // 043 " \"must\" : {\n" + // 044 " \"term\" : {\n" + // 045 " \"docUUID\" : \"?\"\n" + // 046 " }\n" + // 047 " }\n" + // 048 " }\n" + // 049 "}\n"; 050 051 protected static String complexQuery = "{\n" + // 052 " \"bool\": {\n" + // 053 " \"should\": [\n" + // 054 " {\n" + // 055 " \"term\": {\n" + // 056 " \"docUUID\": \"?\"\n" + // 057 " }\n" + // 058 " },\n" + // 059 " {\n" + // 060 " \"bool\": {\n" + // 061 " \"must\": [\n" + // 062 " {\n" + // 063 " \"term\": {\n" + // 064 " \"docUUID\": \"?\"\n" + // 065 " }\n" + // 066 " },\n" + // 067 " {\n" + // 068 " \"range\": {\n" + // 069 " \"eventDate\": {\n" + // 070 " \"lte\": \"?\"\n" + // 071 " }\n" + // 072 " }\n" + // 073 " }\n" + // 074 " ]\n" + // 075 " }\n" + // 076 " }\n" + // 077 " ]\n" + // 078 " }\n" + // 079 "}\n"; 080 081 @Override 082 protected String getFixedPart() { 083 if (getDefinition().getWhereClause() != null) { 084 //if the pp definition contains a fixed part, use it 085 String fixedPart = getDefinition().getWhereClause().getFixedPart(); 086 if (StringUtils.isNotEmpty(fixedPart)) { 087 return fixedPart; 088 } 089 } 090 091 if (getParameters().length == 3) { 092 return complexQuery; 093 } else { 094 return singleQuery; 095 } 096 } 097 098 @Override 099 public List<SortInfo> getSortInfos() { 100 101 List<SortInfo> sort = super.getSortInfos(); 102 if (sort == null || sort.size() == 0) { 103 sort = new ArrayList<>(); 104 sort.add(new SortInfo("eventDate", true)); 105 sort.add(new SortInfo("id", true)); 106 } 107 return sort; 108 } 109 110 @Override 111 public Object[] getParameters() { 112 if (newParams == null) { 113 Object[] params = super.getParameters(); 114 if (params.length != 1) { 115 log.error(this.getClass().getSimpleName() 116 + " Expect only one parameter the document uuid, unexpected behavior may occur"); 117 } 118 CoreSession session; 119 String uuid; 120 if (params[0] instanceof DocumentModel) { 121 DocumentModel doc = (DocumentModel) params[0]; 122 uuid = doc.getId(); 123 session = doc.getCoreSession(); 124 } else { 125 session = (CoreSession) getProperties().get(CORE_SESSION_PROPERTY); 126 uuid = params[0].toString(); 127 } 128 if (session != null) { 129 AdditionalDocumentAuditParams additionalParams = DocumentAuditHelper.getAuditParamsForUUID(uuid, 130 session); 131 if (additionalParams != null) { 132 newParams = new Object[] { uuid, additionalParams.getTargetUUID(), additionalParams.getMaxDate() }; 133 } else { 134 newParams = new Object[] { uuid }; 135 } 136 } else { 137 log.warn("No core session found: cannot compute all info to get complete audit entries"); 138 return params; 139 } 140 } 141 return newParams; 142 } 143 144 @Override 145 public boolean hasChangedParameters(Object[] parameters) { 146 return getParametersChanged(this.parameters, parameters); 147 } 148 149}