2 * Copyright (C) 2001, 2002 The Mir-coders group
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4 * This file is part of Mir.
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6 * Mir is free software; you can redistribute it and/or modify
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7 * it under the terms of the GNU General Public License as published by
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8 * the Free Software Foundation; either version 2 of the License, or
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9 * (at your option) any later version.
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11 * Mir is distributed in the hope that it will be useful,
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12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 * GNU General Public License for more details.
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16 * You should have received a copy of the GNU General Public License
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17 * along with Mir; if not, write to the Free Software
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18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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20 * In addition, as a special exception, The Mir-coders gives permission to link
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21 * the code of this program with any library licensed under the Apache Software License,
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22 * The Sun (tm) Java Advanced Imaging library (JAI), The Sun JIMI library
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23 * (or with modified versions of the above that use the same license as the above),
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24 * and distribute linked combinations including the two. You must obey the
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25 * GNU General Public License in all respects for all of the code used other than
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26 * the above mentioned libraries. If you modify this file, you may extend this
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27 * exception to your version of the file, but you are not obligated to do so.
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28 * If you do not wish to do so, delete this exception statement from your version.
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31 package mircoders.servlet;
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33 import java.util.GregorianCalendar;
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34 import java.util.HashMap;
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35 import java.util.Iterator;
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36 import java.util.List;
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37 import java.util.Locale;
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38 import java.util.Map;
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39 import javax.servlet.http.HttpServletRequest;
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40 import javax.servlet.http.HttpServletResponse;
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42 import mir.entity.adapter.EntityAdapterModel;
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43 import mir.entity.adapter.EntityIteratorAdapter;
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44 import mir.log.LoggerWrapper;
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45 import mir.misc.StringUtil;
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46 import mir.servlet.ServletModule;
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47 import mir.servlet.ServletModuleExc;
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48 import mir.servlet.ServletModuleFailure;
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49 import mir.util.CachingRewindableIterator;
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50 import mir.util.HTTPRequestParser;
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51 import mir.util.JDBCStringRoutines;
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52 import mir.util.SQLQueryBuilder;
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53 import mir.util.URLBuilder;
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54 import mircoders.entity.EntityContent;
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55 import mircoders.global.MirGlobal;
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56 import mircoders.module.ModuleContent;
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57 import mircoders.storage.DatabaseContent;
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58 import mircoders.storage.DatabaseContentToTopics;
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61 * ServletModuleContent -
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62 * deliver html for the article admin form.
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64 * @version $Id: ServletModuleContent.java,v 1.53 2003/09/03 18:29:05 zapata Exp $
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65 * @author rk, mir-coders
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69 public class ServletModuleContent extends ServletModule
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71 private static ServletModuleContent instance = new ServletModuleContent();
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72 public static ServletModule getInstance() { return instance; }
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74 private ServletModuleContent() {
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77 logger = new LoggerWrapper("ServletModule.Content");
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80 mainModule = new ModuleContent(DatabaseContent.getInstance());
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82 catch (Throwable e) {
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83 logger.fatal("ServletModuleContent could not be initialized: " + e.toString());
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87 public void list(HttpServletRequest aRequest, HttpServletResponse aResponse) throws ServletModuleExc
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89 HTTPRequestParser requestParser = new HTTPRequestParser(aRequest);
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91 String where = requestParser.getParameter("where");
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92 String order = requestParser.getParameterWithDefault("order", "webdb_create desc");
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93 int offset = requestParser.getIntegerWithDefault("offset", 0);
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94 String selectArticleUrl = requestParser.getParameter("selectarticleurl");
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96 returnArticleList(aRequest, aResponse, where, order, offset, selectArticleUrl);
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99 public void search(HttpServletRequest aRequest, HttpServletResponse aResponse) throws ServletModuleExc, ServletModuleFailure {
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101 HTTPRequestParser requestParser = new HTTPRequestParser(aRequest);
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102 SQLQueryBuilder queryBuilder = new SQLQueryBuilder();
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103 String searchField = requestParser.getParameterWithDefault("searchfield", "");
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104 String searchValue = requestParser.getParameterWithDefault("searchvalue", "").trim();
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105 String searchOrder = requestParser.getParameterWithDefault("searchorder", "");
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106 String searchispublished = requestParser.getParameterWithDefault("searchispublished", "");
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107 String searchArticleType = requestParser.getParameterWithDefault("searcharticletype", "");
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108 String selectArticleUrl = requestParser.getParameter("selectarticleurl");
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110 if (searchValue.length()>0) {
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111 if (searchField.equals("id"))
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112 queryBuilder.appendAndCondition(
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113 "id='"+JDBCStringRoutines.escapeStringLiteral(searchValue)+"'");
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114 else if (searchField.equals("contents"))
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115 queryBuilder.appendAndCondition(
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116 "(lower(content_data) like " + "'%" + JDBCStringRoutines.escapeStringLiteral(searchValue.toLowerCase()) + "%')"+
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117 " or (lower(description) like " + "'%" + JDBCStringRoutines.escapeStringLiteral(searchValue.toLowerCase()) + "%')");
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119 queryBuilder.appendAndCondition(
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120 "lower("+ searchField + ") like " +
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121 "'%" + JDBCStringRoutines.escapeStringLiteral(searchValue.toLowerCase()) + "%'");
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124 if (searchispublished.length()>0) {
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125 if (searchispublished.equals("0"))
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126 queryBuilder.appendAndCondition("is_published='f'");
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128 queryBuilder.appendAndCondition("is_published='t'");
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131 if (searchArticleType.length()>0) {
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132 queryBuilder.appendAndCondition("to_article_type="+Integer.parseInt(searchArticleType));
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135 if (searchOrder.length()>0) {
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136 if (searchOrder.equals("datedesc"))
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137 queryBuilder.appendDescendingOrder("webdb_create");
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138 else if (searchOrder.equals("dateasc"))
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139 queryBuilder.appendAscendingOrder("webdb_create");
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140 else if (searchOrder.equals("title"))
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141 queryBuilder.appendAscendingOrder("title");
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142 else if (searchOrder.equals("creator"))
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143 queryBuilder.appendAscendingOrder("creator");
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146 returnArticleList(aRequest, aResponse, queryBuilder.getWhereClause(), queryBuilder.getOrderByClause(), 0, selectArticleUrl);
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148 catch (Throwable e) {
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149 throw new ServletModuleFailure(e);
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153 public void add(HttpServletRequest aRequest, HttpServletResponse aResponse) throws ServletModuleExc {
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154 _showObject(null, aRequest, aResponse);
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158 public void insert(HttpServletRequest aRequest, HttpServletResponse aResponse) throws ServletModuleExc
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160 //theLog.printDebugInfo(":: content :: trying to insert");
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162 Map withValues = getIntersectingValues(aRequest, DatabaseContent.getInstance());
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164 String now = StringUtil.date2webdbDate(new GregorianCalendar());
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165 withValues.put("date", now);
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166 withValues.put("publish_path", StringUtil.webdbDate2path(now));
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167 withValues.put("to_publisher", ServletHelper.getUser(aRequest).getId());
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168 withValues.put("is_produced", "0");
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169 if (!withValues.containsKey("is_published"))
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170 withValues.put("is_published","0");
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171 if (!withValues.containsKey("is_html"))
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172 withValues.put("is_html","0");
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174 String webdbCreate = (String) withValues.get("webdb_create");
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175 if (webdbCreate==null || webdbCreate.trim().length()==0)
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176 withValues.remove("webdb_create");
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178 String id = mainModule.add(withValues);
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181 DatabaseContentToTopics.getInstance().setTopics(id, aRequest.getParameterValues("to_topic"));
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183 _showObject(id, aRequest, aResponse);
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185 catch (Throwable e) {
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186 throw new ServletModuleFailure(e);
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190 public void edit(HttpServletRequest aRequest, HttpServletResponse aResponse) throws ServletModuleExc
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192 String idParam = aRequest.getParameter("id");
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193 if (idParam == null)
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194 throw new ServletModuleExc("Invalid call: id not supplied ");
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195 _showObject(idParam, aRequest, aResponse);
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198 // methods for attaching media file
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199 public void attach(HttpServletRequest aRequest, HttpServletResponse aResponse) throws ServletModuleExc
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201 String mediaIdParam = aRequest.getParameter("mid");
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202 String articleId = aRequest.getParameter("articleid");
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204 if (articleId == null || mediaIdParam==null)
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205 throw new ServletModuleExc("smod content :: attach :: articleid/mid missing");
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208 EntityContent entContent = (EntityContent) mainModule.getById(articleId);
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209 entContent.attach(mediaIdParam);
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211 catch(Throwable e) {
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212 throw new ServletModuleFailure(e);
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215 _showObject(articleId, aRequest, aResponse);
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218 public void dettach(HttpServletRequest aRequest, HttpServletResponse aResponse) throws ServletModuleExc
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220 String articleId = aRequest.getParameter("articleid");
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221 String midParam = aRequest.getParameter("mid");
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222 if (articleId == null)
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223 throw new ServletModuleExc("smod content :: dettach :: articleid missing");
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224 if (midParam == null)
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225 throw new ServletModuleExc("smod content :: dettach :: mid missing");
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228 EntityContent entContent = (EntityContent)mainModule.getById(articleId);
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229 entContent.dettach(articleId, midParam);
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231 catch(Throwable e) {
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232 throw new ServletModuleFailure(e);
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235 _showObject(articleId, aRequest, aResponse);
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238 public void update(HttpServletRequest aRequest, HttpServletResponse aResponse) throws ServletModuleExc
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241 HTTPRequestParser requestParser = new HTTPRequestParser(aRequest);
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243 String returnUrl = requestParser.getParameter("returnurl");
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245 String idParam = aRequest.getParameter("id");
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246 if (idParam == null)
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247 throw new ServletModuleExc("Wrong call: (id) is missing");
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249 Map withValues = getIntersectingValues(aRequest, DatabaseContent.getInstance());
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251 String content_id = aRequest.getParameter("id");
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253 withValues.put("is_produced", "0");
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254 if (!withValues.containsKey("is_published"))
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255 withValues.put("is_published","0");
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256 if (!withValues.containsKey("is_html"))
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257 withValues.put("is_html","0");
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259 String webdbCreate = (String) withValues.get("webdb_create");
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260 if (webdbCreate==null || webdbCreate.trim().length()==0)
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261 withValues.remove("webdb_create");
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263 String id = mainModule.set(withValues);
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264 DatabaseContentToTopics.getInstance().setTopics(aRequest.getParameter("id"), aRequest.getParameterValues("to_topic"));
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266 if (returnUrl!=null && !returnUrl.equals("")){
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267 redirect(aResponse, returnUrl);
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270 _showObject(idParam, aRequest, aResponse);
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272 catch (Throwable e) {
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273 throw new ServletModuleFailure(e);
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279 * HelperMethod shows the basic article editing form.
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281 * if the "id" parameter is null, it means show an empty form to add a new
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287 * @throws ServletModuleExc
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289 public void _showObject(String id, HttpServletRequest aRequest, HttpServletResponse aResponse)
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290 throws ServletModuleExc {
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292 HTTPRequestParser requestParser = new HTTPRequestParser(aRequest);
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293 Map responseData = ServletHelper.makeGenerationData(aRequest, aResponse, new Locale[] { getLocale(aRequest), getFallbackLocale(aRequest)});
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294 EntityAdapterModel model = MirGlobal.localizer().dataModel().adapterModel();
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296 URLBuilder urlBuilder = new URLBuilder();
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298 urlBuilder.setValue("module", "Content");
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299 urlBuilder.setValue("do", "edit");
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300 urlBuilder.setValue("id", id);
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301 urlBuilder.setValue("returnurl", requestParser.getParameter("returnurl"));
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304 responseData.put("new", Boolean.FALSE);
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305 article = model.makeEntityAdapter("content", mainModule.getById(id));
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308 List fields = DatabaseContent.getInstance().getFields();
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309 responseData.put("new", Boolean.TRUE);
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310 article = new HashMap();
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311 Iterator i = fields.iterator();
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312 while (i.hasNext()) {
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313 article.put(i.next(), null);
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316 article.put("to_topics", null);
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318 MirGlobal.localizer().adminInterface().initializeArticle(article);
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320 responseData.put("article", article);
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322 responseData.put("topics",
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323 new EntityIteratorAdapter("", configuration.getString("Mir.Localizer.Admin.TopicListOrder"),
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324 20, MirGlobal.localizer().dataModel().adapterModel(), "topic"));
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326 responseData.put("returnurl", requestParser.getParameter("returnurl"));
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327 responseData.put("thisurl", urlBuilder.getQuery());
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329 ServletHelper.generateResponse(aResponse.getWriter(), responseData, editGenerator);
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331 catch (Throwable e) {
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332 throw new ServletModuleFailure(e);
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336 public void returnArticleList(
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337 HttpServletRequest aRequest,
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338 HttpServletResponse aResponse,
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339 String aWhereClause,
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340 String anOrderByClause,
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342 String aSelectArticleUrl) throws ServletModuleExc {
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344 HTTPRequestParser requestParser = new HTTPRequestParser(aRequest);
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345 URLBuilder urlBuilder = new URLBuilder();
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346 EntityAdapterModel model;
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350 Map responseData = ServletHelper.makeGenerationData(aRequest, aResponse, new Locale[] { getLocale(aRequest), getFallbackLocale(aRequest)});
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351 model = MirGlobal.localizer().dataModel().adapterModel();
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353 Object articleList =
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354 new CachingRewindableIterator(
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355 new EntityIteratorAdapter( aWhereClause, anOrderByClause, nrEntitiesPerListPage,
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356 MirGlobal.localizer().dataModel().adapterModel(), "content", nrEntitiesPerListPage, anOffset)
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359 responseData.put("nexturl", null);
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360 responseData.put("prevurl", null);
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362 count=mainModule.getSize(aWhereClause);
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364 urlBuilder.setValue("module", "Content");
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365 urlBuilder.setValue("do", "list");
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366 urlBuilder.setValue("where", aWhereClause);
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367 urlBuilder.setValue("order", anOrderByClause);
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370 urlBuilder.setValue("searchfield", requestParser.getParameter("searchfield"));
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371 urlBuilder.setValue("searchvalue", requestParser.getParameter("searchvalue"));
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372 urlBuilder.setValue("searchispublished", requestParser.getParameter("searchispublished"));
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373 urlBuilder.setValue("searchorder", requestParser.getParameter("searchorder"));
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374 urlBuilder.setValue("searcharticletype", requestParser.getParameter("searcharticletype"));
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375 urlBuilder.setValue("selectarticleurl", aSelectArticleUrl);
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377 responseData.put("searchfield", requestParser.getParameter("searchfield"));
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378 responseData.put("searchvalue", requestParser.getParameter("searchvalue"));
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379 responseData.put("searchispublished", requestParser.getParameter("searchispublished"));
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380 responseData.put("searchorder", requestParser.getParameter("searchorder"));
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381 responseData.put("searcharticletype", requestParser.getParameter("searcharticletype"));
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382 responseData.put("selectarticleurl", aSelectArticleUrl);
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384 urlBuilder.setValue("offset", anOffset);
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385 responseData.put("offset" , new Integer(anOffset).toString());
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386 responseData.put("thisurl" , urlBuilder.getQuery());
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388 if (count>=anOffset+nrEntitiesPerListPage) {
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389 urlBuilder.setValue("offset", (anOffset + nrEntitiesPerListPage));
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390 responseData.put("nexturl" , urlBuilder.getQuery());
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394 urlBuilder.setValue("offset", Math.max(anOffset - nrEntitiesPerListPage, 0));
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395 responseData.put("prevurl" , urlBuilder.getQuery());
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398 responseData.put("articles", articleList);
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400 responseData.put("from" , Integer.toString(anOffset+1));
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401 responseData.put("count", Integer.toString(count));
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402 responseData.put("to", Integer.toString(Math.min(anOffset+nrEntitiesPerListPage, count)));
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403 responseData.put("offset" , Integer.toString(anOffset));
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404 responseData.put("order", anOrderByClause);
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405 responseData.put("where" , aWhereClause);
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407 ServletHelper.generateResponse(aResponse.getWriter(), responseData, listGenerator);
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409 catch (Throwable e) {
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410 throw new ServletModuleFailure(e);
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414 public void selectparent(HttpServletRequest aRequest, HttpServletResponse aResponse) throws ServletModuleExc
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417 HTTPRequestParser requestParser = new HTTPRequestParser(aRequest);
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418 URLBuilder urlBuilder = new URLBuilder();
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420 urlBuilder.setValue("module", "Content");
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421 urlBuilder.setValue("do", "setparent");
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422 urlBuilder.setValue("childid", requestParser.getParameter("id"));
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423 urlBuilder.setValue("returnurl", requestParser.getParameter("returnurl"));
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425 returnArticleList(aRequest, aResponse, "", "", 0, urlBuilder.getQuery());
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427 catch (Throwable e) {
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428 throw new ServletModuleFailure(e);
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432 public void listchildren(HttpServletRequest aRequest, HttpServletResponse aResponse) throws ServletModuleExc
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435 HTTPRequestParser requestParser = new HTTPRequestParser(aRequest);
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436 String articleId = requestParser.getParameter("article_id");
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438 if (articleId == null)
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439 throw new ServletModuleExc("ServletModuleContent.listchildren: article_id not set!");
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441 returnArticleList(aRequest, aResponse, "to_content = " + articleId, "", 0, null);
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443 catch (Throwable e) {
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444 throw new ServletModuleFailure(e);
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448 public void setparent(HttpServletRequest aRequest, HttpServletResponse aResponse) throws ServletModuleExc
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450 HTTPRequestParser requestParser = new HTTPRequestParser(aRequest);
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451 String articleId = aRequest.getParameter("childid");
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452 String parentId = aRequest.getParameter("id");
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453 String returnUrl = aRequest.getParameter("returnurl");
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456 EntityContent article = (EntityContent) mainModule.getById(articleId);
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457 article.setValueForProperty("to_content", parentId);
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458 article.setProduced(false);
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461 catch(Throwable e) {
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462 logger.error("ServletModuleContent.setparent: " + e.getMessage());
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463 throw new ServletModuleFailure(e);
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466 redirect(aResponse, returnUrl);
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469 public void clearparent(HttpServletRequest aRequest, HttpServletResponse aResponse) throws ServletModuleExc
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471 HTTPRequestParser requestParser = new HTTPRequestParser(aRequest);
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472 String articleId = requestParser.getParameter("id");
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473 String returnUrl = requestParser.getParameter("returnurl");
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476 EntityContent article = (EntityContent) mainModule.getById(articleId);
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477 article.setValueForProperty("to_content", "");
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478 article.setProduced(false);
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481 catch(Throwable e) {
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482 e.printStackTrace(logger.asPrintWriter(LoggerWrapper.DEBUG_MESSAGE));
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483 logger.error("ServletModuleContent.clearparent: " + e.getMessage());
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485 throw new ServletModuleFailure("ServletModuleContent.clearparent: " + e.getMessage(), e);
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488 redirect(aResponse, returnUrl);
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