Adding the following files related to refactoring of EditRequestDispatch

1) DefaultDataPropertyFormGenerator
2) DefaultObjectPropertyFormGenerator
3) DefaultPropertyFormGenerator
4) EditDataPropStmtRequestDispatchController
5) EditRequestDispatchController
6) n3DeleteController
7) defaultPropertyForm.ftl

Note: These files are not fully functional yet. While some of them are partially functional, others need some filling up to do.
This commit is contained in:
deepakkoni 2011-06-29 19:27:33 +00:00
parent 19f69c62ba
commit ab8a6f0662
7 changed files with 772 additions and 35 deletions

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/* $This file is distributed under the terms of the license in /doc/license.txt$ */
package edu.cornell.mannlib.vitro.webapp.edit.n3editing.configuration.generators;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import javax.servlet.http.HttpSession;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import edu.cornell.mannlib.vitro.webapp.beans.DataProperty;
import edu.cornell.mannlib.vitro.webapp.beans.DataPropertyStatement;
import edu.cornell.mannlib.vitro.webapp.beans.Individual;
import edu.cornell.mannlib.vitro.webapp.controller.VitroRequest;
import edu.cornell.mannlib.vitro.webapp.edit.n3editing.configuration.EditConfiguration;
import edu.cornell.mannlib.vitro.webapp.web.MiscWebUtils;
public class DefaultDataPropertyFormGenerator implements EditConfigurationGenerator {
private Log log = LogFactory.getLog(DefaultDataPropertyFormGenerator.class);
private static HashMap<String,String> defaultsForXSDtypes;
static {
defaultsForXSDtypes = new HashMap<String,String>();
//defaultsForXSDtypes.put("http://www.w3.org/2001/XMLSchema#dateTime","2001-01-01T12:00:00");
defaultsForXSDtypes.put("http://www.w3.org/2001/XMLSchema#dateTime","#Unparseable datetime defaults to now");
}
@Override
public EditConfiguration getEditConfiguration(VitroRequest vreq,
HttpSession session) {
String subjectUri = vreq.getParameter("subjectUri");
String predicateUri = vreq.getParameter("predicateUri");
String subjectUriJson = (String)vreq.getAttribute("subjectUriJson");
String predicateUriJson = (String)vreq.getAttribute("predicateUriJson");
String objectUriJson = (String)vreq.getAttribute("objectUriJson");
DataPropertyStatement dps = (DataPropertyStatement)vreq.getAttribute("dataprop");
String datapropKeyStr = vreq.getParameter("datapropKey");
int dataHash=0;
DataProperty prop = (DataProperty)vreq.getAttribute("predicate");
if( prop == null ) return doHelp(vreq, "In DefaultDataPropertyFormGenerator, could not find predicate " + predicateUri);
vreq.setAttribute("propertyName",prop.getPublicName());
Individual subject = (Individual)vreq.getAttribute("subject");
if( subject == null ) return doHelp(vreq,"In DefaultDataPropertyFormGenerator, could not find subject " + subjectUri);
vreq.setAttribute("subjectName",subject.getName());
String rangeDatatypeUri = vreq.getWebappDaoFactory().getDataPropertyDao().getRequiredDatatypeURI(subject, prop);
//String rangeDatatypeUri = prop.getRangeDatatypeURI();
vreq.setAttribute("rangeDatatypeUriJson", MiscWebUtils.escape(rangeDatatypeUri));
if( dps != null ){
try {
dataHash = Integer.parseInt(datapropKeyStr);
log.debug("dataHash is " + dataHash);
} catch (NumberFormatException ex) {
log.debug("could not parse dataprop hash "+
"but there was a dataproperty; hash: '"+datapropKeyStr+"'");
}
String rangeDatatype = dps.getDatatypeURI();
if( rangeDatatype == null ){
log.debug("no range datatype uri set on data property statement when property's range datatype is "+prop.getRangeDatatypeURI()+" in DefaultDataPropertyFormGenerator");
vreq.setAttribute("rangeDatatypeUriJson","");
} else {
log.debug("range datatype uri of ["+rangeDatatype+"] on data property statement in DefaultDataPropertyFormGenerator");
vreq.setAttribute("rangeDatatypeUriJson",rangeDatatype);
}
String rangeLang = dps.getLanguage();
if( rangeLang == null ) {
log.debug("no language attribute on data property statement in DefaultDataPropertyFormGenerator");
vreq.setAttribute("rangeLangJson","");
}else{
log.debug("language attribute of ["+rangeLang+"] on data property statement in DefaultDataPropertyFormGenerator");
vreq.setAttribute("rangeLangJson", rangeLang);
}
} else {
log.debug("No incoming dataproperty statement attribute for property "+prop.getPublicName()+"; adding a new statement");
if(rangeDatatypeUri != null && rangeDatatypeUri.length() > 0) {
String defaultVal = defaultsForXSDtypes.get(rangeDatatypeUri);
if( defaultVal == null )
vreq.setAttribute("rangeDefaultJson", "");
else
vreq.setAttribute("rangeDefaultJson", '"' + MiscWebUtils.escape(defaultVal) + '"' );
}
}
String localName = prop.getLocalName();
String dataLiteral = localName + "Edited";
String formUrl = (String)vreq.getAttribute("formUrl");
String editKey = (String)vreq.getAttribute("editKey");
EditConfiguration editConfiguration = new EditConfiguration();
List<String> n3ForEdit = new ArrayList<String>();
n3ForEdit.add("?subject");
n3ForEdit.add("?predicate");
n3ForEdit.add("?"+dataLiteral);
editConfiguration.setN3Required(n3ForEdit);
editConfiguration.setFormUrl(formUrl);
editConfiguration.setEditKey(editKey);
editConfiguration.setDatapropKey((datapropKeyStr==null)?"":datapropKeyStr);
editConfiguration.setUrlPatternToReturnTo("/individual");
editConfiguration.setVarNameForSubject("subject");
editConfiguration.setSubjectUri(subjectUriJson);
editConfiguration.setVarNameForPredicate("predicate");
editConfiguration.setPredicateUri(predicateUriJson);
return null;
}
private EditConfiguration doHelp(VitroRequest vreq, String string) {
// TODO Auto-generated method stub
return null;
}
}

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/* $This file is distributed under the terms of the license in /doc/license.txt$ */
package edu.cornell.mannlib.vitro.webapp.edit.n3editing.configuration.generators;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import javax.servlet.http.HttpSession;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import com.hp.hpl.jena.ontology.OntModel;
import com.hp.hpl.jena.rdf.model.Literal;
import com.hp.hpl.jena.rdf.model.Model;
import edu.cornell.mannlib.vitro.webapp.beans.Individual;
import edu.cornell.mannlib.vitro.webapp.beans.ObjectProperty;
import edu.cornell.mannlib.vitro.webapp.beans.VClass;
import edu.cornell.mannlib.vitro.webapp.controller.VitroRequest;
import edu.cornell.mannlib.vitro.webapp.dao.DisplayVocabulary;
import edu.cornell.mannlib.vitro.webapp.dao.WebappDaoFactory;
import edu.cornell.mannlib.vitro.webapp.edit.n3editing.configuration.EditConfiguration;
import edu.cornell.mannlib.vitro.webapp.edit.n3editing.configuration.Field;
import edu.cornell.mannlib.vitro.webapp.edit.n3editing.configuration.SelectListGenerator;
import edu.cornell.mannlib.vitro.webapp.search.beans.ProhibitedFromSearch;
/**
* Generates the edit configuration for a default property form.
*
*/
public class DefaultObjectPropertyFormGenerator implements EditConfigurationGenerator {
private Log log = LogFactory.getLog(DefaultObjectPropertyFormGenerator.class);
@Override
public EditConfiguration getEditConfiguration(VitroRequest vreq,
HttpSession session) {
// TODO Generate a edit conf for the default object property form and return it.
Individual subject = (Individual)vreq.getAttribute("subject");
ObjectProperty prop = (ObjectProperty)vreq.getAttribute("predicate");
WebappDaoFactory wdf = vreq.getWebappDaoFactory();
String queryForInverse = "PREFIX owl: <http://www.w3.org/2002/07/owl#>"
+ " SELECT ?inverse_property "
+ " WHERE { ?inverse_property owl:inverseOf ?predicate } ";
// retrieving attributes from the request object to build editjson string
String formUrl = (String)vreq.getAttribute("formUrl");
String editKey = (String)vreq.getAttribute("editKey");
String subjectUriJson = (String)vreq.getAttribute("subjectUriJson");
String predicateUriJson = (String)vreq.getAttribute("predicateUriJson");
String objectUriJson = (String)vreq.getAttribute("objectUriJson");
//building the editjson object
//TODO: There has to be a better way of doing this.
// Tried building a java object with Google Gson and then
// deserialize it to json, but the values in the string
// are sometimes lists, maps, literals.
/* String editjson = "{" +
" formUrl : " + formUrl + " ," +
" editKey : " + editKey + " ," +
" urlPatternToReturnTo : " + "/individual ," +
" subject : [ subject , " + subjectUriJson + " ] , " +
" predicate : [ predicate , " + predicateUriJson + " ] ," +
" object : [ objectVar , " + objectUriJson + ", URI ] , " +
" n3required : [ " + n3ForEdit + "] ," +
" n3optional : [ " + n3Inverse + "] ," +
" newResources : { } ," +
" urisInScope : { } ," +
" literalsInScope: { } ," +
" urisOnForm : [objectVar] ," +
" literalsOnForm : [ ] ," +
" filesOnForm : [ ] ," +
"sparqlForLiterals : { } ," +
"sparqlForUris : { inverseProp : " + queryForInverse + " } ," +
"sparqlForExistingLiterals : { } ," +
"sparqlForExistingUris : { } ," +
"fields : { objectVar : { " +
" newResource : false ," +
" queryForExisting : { }, " +
" validators : [ nonempty ] ," +
" optionsType : INDIVIDUALS_VIA_OBJECT_PROPERTY , " +
" subjectUri : " + subjectUriJson + " ," +
" subjectClassUri : ," +
" predicateUri : " + predicateUriJson + " ," +
" objectClassUri : ," +
" rangeDatatypeUri : ," +
" rangeLang : , " +
" literalOptions : [ ] , " +
" assertions : [ " + n3ForEdit + " ," + n3Inverse + " ] " +
" } " +
" } " +
" } ";
*/
//set the editjson attribute in the request
// vreq.setAttribute("editjson", editjson);
// log.debug(vreq.getAttribute("editjson"));
EditConfiguration editConfiguration = new EditConfiguration();
editConfiguration.setFormUrl(formUrl);
editConfiguration.setEditKey(editKey);
editConfiguration.setUrlPatternToReturnTo("/individual");
editConfiguration.setVarNameForSubject("subject");
editConfiguration.setSubjectUri(subjectUriJson);
editConfiguration.setVarNameForPredicate("predicate");
editConfiguration.setPredicateUri(predicateUriJson);
editConfiguration.setVarNameForObject("objectVar");
editConfiguration.setObject(objectUriJson);
List<String> n3ForEdit = new ArrayList<String>();
n3ForEdit.add("?subject");
n3ForEdit.add("?predicate");
n3ForEdit.add("?objectVar");
editConfiguration.setN3Required(n3ForEdit);
List<String> n3Inverse = new ArrayList<String>();
n3Inverse.add("?objectVar");
n3Inverse.add("?inverseProp");
n3Inverse.add("?subject");
editConfiguration.setN3Optional(n3Inverse);
editConfiguration.setNewResources(new HashMap<String, String>());
editConfiguration.setUrisInScope(new HashMap<String, String>());
editConfiguration.setLiteralsInScope(new HashMap<String, Literal>());
List<String> urisOnForm = new ArrayList<String>();
urisOnForm.add("objectVar");
editConfiguration.setN3Optional(urisOnForm);
editConfiguration.setLiteralsOnForm(new ArrayList<String>());
editConfiguration.setFilesOnForm(new ArrayList<String>());
editConfiguration.setSparqlForAdditionalLiteralsInScope(new HashMap<String, String>());
Map<String, String> urisInScope = new HashMap<String, String>();
urisInScope.put("inverseProp", queryForInverse);
editConfiguration.setSparqlForAdditionalUrisInScope(urisInScope);
editConfiguration.setSparqlForExistingLiterals(new HashMap<String, String>());
editConfiguration.setSparqlForExistingUris(new HashMap<String, String>());
Map<String, Field> fields = new HashMap<String, Field>();
Field field = new Field();
field.setName("objectVar");
field.setNewResource(false);
//queryForExisting is not being used anywhere in Field
List<String> validators = new ArrayList<String>();
validators.add("nonempty");
field.setValidators(validators);
//subjectUri and subjectClassUri are not being used in Field
field.setOptionsType("INDIVIDUALS_VIA_OBJECT_PROPERTY");
field.setPredicateUri(predicateUriJson);
field.setObjectClassUri(null);
field.setRangeDatatypeUri(null);
field.setRangeLang(null);
field.setLiteralOptions(new ArrayList<List<String>>());
List<String> assertions = new ArrayList<String>();
assertions.add("?subject");
assertions.add("?predicate");
assertions.add("?objectVar");
assertions.add("?objectVar");
assertions.add("?inverseProp");
assertions.add("?subject");
field.setAssertions(assertions);
fields.put("objectVar", field);
editConfiguration.setFields(fields);
editConfiguration.putConfigInSession(editConfiguration, session);
editConfiguration.setTemplate("defaultPropertyForm.ftl");
String formTitle = " ";
String submitLabel = " ";
Model model = (Model) session.getServletContext().getAttribute("jenaOntModel");
//this block is for an edit of an existing object property statement
if(vreq.getAttribute("object") != null) {
editConfiguration.prepareForObjPropUpdate(model);
formTitle = "Change entry for: <em>" + prop.getDomainPublic() + " </em>";
submitLabel = "save change";
} else {
editConfiguration.prepareForNonUpdate( model );
if ( prop.getOfferCreateNewOption() ) {
//Try to get the name of the class to select from
VClass classOfObjectFillers = null;
if( prop.getRangeVClassURI() == null ) {
// If property has no explicit range, try to get classes
List<VClass> classes = wdf.getVClassDao().getVClassesForProperty(subject.getVClassURI(), prop.getURI());
if( classes == null || classes.size() == 0 || classes.get(0) == null ){
// If property has no explicit range, we will use e.g. owl:Thing.
// Typically an allValuesFrom restriction will come into play later.
classOfObjectFillers = wdf.getVClassDao().getTopConcept();
} else {
if( classes.size() > 1 )
log.debug("Found multiple classes when attempting to get range vclass.");
classOfObjectFillers = classes.get(0);
}
}else{
classOfObjectFillers = wdf.getVClassDao().getVClassByURI(prop.getRangeVClassURI());
if( classOfObjectFillers == null )
classOfObjectFillers = wdf.getVClassDao().getTopConcept();
}
log.debug("property set to offer \"create new\" option; custom form: ["+prop.getCustomEntryForm()+"]");
formTitle = "Select an existing "+classOfObjectFillers.getName()+" for "+subject.getName();
submitLabel = "select existing";
} else {
formTitle = "Add an entry to: <em>"+prop.getDomainPublic()+"</em>";
submitLabel = "save entry";
}
}
vreq.setAttribute("formTitle", formTitle);
// if( prop.getSelectFromExisting() ){
// // set ProhibitedFromSearch object so picklist doesn't show
// // individuals from classes that should be hidden from list views
// OntModel displayOntModel =
// (OntModel) session.getServletContext()
// .getAttribute("displayOntModel");
// if (displayOntModel != null) {
// ProhibitedFromSearch pfs = new ProhibitedFromSearch(
// DisplayVocabulary.PRIMARY_LUCENE_INDEX_URI, displayOntModel);
// if( editConfiguration != null )
// editConfiguration.setProhibitedFromSearch(pfs);
// }
// Map<String,String> rangeOptions = SelectListGenerator.getOptions(editConfiguration, "objectVar" , wdf);
// if( rangeOptions != null && rangeOptions.size() > 0 ) {
// vreq.setAttribute("rangeOptionsExist", true);
// vreq.setAttribute("rangeOptions.objectVar", rangeOptions);
// } else {
// vreq.setAttribute("rangeOptionsExist",false);
// }
// }
return editConfiguration;
}
}

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@ -1,23 +0,0 @@
/* $This file is distributed under the terms of the license in /doc/license.txt$ */
package edu.cornell.mannlib.vitro.webapp.edit.n3editing.configuration.generators;
import javax.servlet.http.HttpSession;
import edu.cornell.mannlib.vitro.webapp.controller.VitroRequest;
import edu.cornell.mannlib.vitro.webapp.edit.n3editing.configuration.EditConfiguration;
/**
* Generates the edit configuration for a default property form.
*
*/
public class DefaultPropertyFormGenerator implements EditConfigurationGenerator {
@Override
public EditConfiguration getEditConfiguration(VitroRequest vreq,
HttpSession session) {
// TODO Generate a edit conf for the default object property form and return it.
return null;
}
}

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@ -0,0 +1,216 @@
package edu.cornell.mannlib.vitro.webapp.edit.n3editing.controller;
import java.util.HashMap;
import java.util.Map;
import javax.servlet.http.HttpSession;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import com.hp.hpl.jena.rdf.model.Model;
import edu.cornell.mannlib.vitro.webapp.beans.DataProperty;
import edu.cornell.mannlib.vitro.webapp.beans.DataPropertyStatement;
import edu.cornell.mannlib.vitro.webapp.beans.Individual;
import edu.cornell.mannlib.vitro.webapp.controller.VitroRequest;
import edu.cornell.mannlib.vitro.webapp.controller.freemarker.FreemarkerHttpServlet;
import edu.cornell.mannlib.vitro.webapp.controller.freemarker.responsevalues.ResponseValues;
import edu.cornell.mannlib.vitro.webapp.controller.freemarker.responsevalues.TemplateResponseValues;
import edu.cornell.mannlib.vitro.webapp.dao.VitroVocabulary;
import edu.cornell.mannlib.vitro.webapp.dao.WebappDaoFactory;
import edu.cornell.mannlib.vitro.webapp.edit.n3editing.configuration.EditConfiguration;
import edu.cornell.mannlib.vitro.webapp.edit.n3editing.configuration.generators.EditConfigurationGenerator;
import edu.cornell.mannlib.vitro.webapp.edit.n3editing.processEdit.RdfLiteralHash;
import edu.cornell.mannlib.vitro.webapp.web.MiscWebUtils;
public class EditDataPropStmtRequestDispatchController extends FreemarkerHttpServlet {
public static Log log = LogFactory.getLog(EditDataPropStmtRequestDispatchController.class);
final String DEFAULT_DATA_FORM = "edu.cornell.mannlib.vitro.webapp.edit.n3editing.configuration.generators.DefaultDataPropertyFormGenerator";
final String DEFAULT_ERROR_FORM = "error.jsp";
@Override
protected ResponseValues processRequest(VitroRequest vreq) {
HttpSession session = vreq.getSession();
if( EditConfiguration.getEditKey( vreq ) == null ){
vreq.setAttribute("editKey",EditConfiguration.newEditKey(session));
}else{
vreq.setAttribute("editKey", EditConfiguration.getEditKey( vreq ));
}
//set title to Edit to maintain functionality from 1.1.1 and avoid updates to Selenium tests
vreq.setAttribute("title","Edit");
String subjectUri = vreq.getParameter("subjectUri");
String predicateUri = vreq.getParameter("predicateUri");
String formParam = vreq.getParameter("editForm");
String command = vreq.getParameter("cmd");
if( subjectUri == null || subjectUri.trim().length() == 0 ) {
log.error("required subjectUri parameter missing");
return doHelp(vreq, "subjectUri was empty, it is required by EditDataPropStmtRequestDispatchController");
}
if( predicateUri == null || predicateUri.trim().length() == 0) {
log.error("required subjectUri parameter missing");
return doHelp(vreq, "predicateUri was empty, it is required by EditDataPropStmtRequestDispatchController");
}
// Since we have the URIs let's put the individual, data property, and optional data property statement in the request
vreq.setAttribute("subjectUri", subjectUri);
vreq.setAttribute("subjectUriJson", MiscWebUtils.escape(subjectUri));
vreq.setAttribute("predicateUri", predicateUri);
vreq.setAttribute("predicateUriJson", MiscWebUtils.escape(predicateUri));
WebappDaoFactory wdf = vreq.getWebappDaoFactory();
Individual subject = wdf.getIndividualDao().getIndividualByURI(subjectUri);
if( subject == null ) {
log.error("Could not find subject Individual '"+subjectUri+"' in model");
return doHelp(vreq, "EditDataPropStmtRequestDispatchController: Could not find subject Individual in model: '" + subjectUri + "'");
}
vreq.setAttribute("subject", subject);
DataProperty dataproperty = wdf.getDataPropertyDao().getDataPropertyByURI( predicateUri );
if( dataproperty == null) {
// No dataproperty will be returned for rdfs:label, but we shouldn't throw an error.
// This is controlled by the Jena layer, so we can't change the behavior.
if (! predicateUri.equals(VitroVocabulary.LABEL)) {
log.error("Could not find data property '"+predicateUri+"' in model");
return doHelp(vreq, "EditDataPropStmtRequestDispatchController: Could not find DataProperty in model: " + predicateUri);
}
}
else {
vreq.setAttribute("predicate", dataproperty);
}
// Keep track of what form we are using so it can be returned to after a failed validation
// I'd like to get this from the request but sometimes that doesn't work well, internal forwards etc.
//TODO: this needs to be the same as the mapping in web.xml
vreq.setAttribute("formUrl", "/edit/editRequest?" + vreq.getQueryString());
String datapropKeyStr = vreq.getParameter("datapropKey");
int dataHash = 0;
if( datapropKeyStr != null ){
try {
dataHash = Integer.parseInt(datapropKeyStr);
vreq.setAttribute("datahash", dataHash);
log.debug("Found a datapropKey in parameters and parsed it to int: " + dataHash);
} catch (NumberFormatException ex) {
return doHelp(vreq, "Cannot decode incoming datapropKey value "+datapropKeyStr+" as an integer hash in EditDataPropStmtRequestDispatchController");
}
}
DataPropertyStatement dps = null;
if( dataHash != 0) {
Model model = (Model)session.getServletContext().getAttribute("jenaOntModel");
dps = RdfLiteralHash.getPropertyStmtByHash(subject, predicateUri, dataHash, model);
if (dps==null) {
log.error("No match to existing data property \""+predicateUri+"\" statement for subject \""+subjectUri+"\" via key "+datapropKeyStr);
//TODO: Needs to forward to dataPropMissingStatement.jsp
return null;
}
vreq.setAttribute("dataprop", dps );
}
if( log.isDebugEnabled() ){
if (dataproperty != null) {
log.debug("predicate for DataProperty from request is " + dataproperty.getURI() + " with rangeDatatypeUri of '" + dataproperty.getRangeDatatypeURI() + "'");
}
if( dps == null )
log.debug("no existing DataPropertyStatement statement was found, making a new statemet");
else{
log.debug("Found an existing DataPropertyStatement");
String msg = "existing datapropstmt: ";
msg += " subject uri: <"+dps.getIndividualURI() + ">\n";
msg += " prop uri: <"+dps.getDatapropURI() + ">\n";
msg += " prop data: \"" + dps.getData() + "\"\n";
msg += " datatype: <" + dps.getDatatypeURI() + ">\n";
msg += " hash of this stmt: " + RdfLiteralHash.makeRdfLiteralHash(dps);
log.debug(msg);
}
}
// vreq.setAttribute("preForm", "/edit/formPrefix.jsp");
// vreq.setAttribute("postForm", "/edit/formSuffix.jsp");
if( "delete".equals(command) ){
//TODO: Needs to forward to dataPropStmtDelete.jsp
return null;
}
String form = null;
if (formParam != null) {
form = formParam;
}
else if (predicateUri.equals(VitroVocabulary.LABEL)) { // dataproperty is null here
form = "rdfsLabelForm.jsp";
}
else {
form = dataproperty.getCustomEntryForm();
if (form != null && form.length()>0) {
log.warn("have a custom form for this data property: "+form);
vreq.setAttribute("hasCustomForm","true");
} else {
form = DEFAULT_DATA_FORM;
}
}
vreq.setAttribute("form", form);
if( session.getAttribute("requestedFromEntity") == null ) {
session.setAttribute("requestedFromEntity", subjectUri );
}
/**** make the edit configuration ***/
EditConfiguration editConfig = makeEditConfiguration( form, vreq, session);
//what template?
String template = editConfig.getTemplate();
//what goes in the map for templates?
Map<String,Object> templateData = new HashMap<String,Object>();
templateData.put("editConfiguration", editConfig);
return new TemplateResponseValues(editConfig.getTemplate(), templateData);
}
private EditConfiguration makeEditConfiguration(
String editConfGeneratorName, VitroRequest vreq, HttpSession session) {
EditConfigurationGenerator editConfigurationGenerator = null;
Object object = null;
try {
Class classDefinition = Class.forName(editConfGeneratorName);
object = classDefinition.newInstance();
editConfigurationGenerator = (EditConfigurationGenerator) object;
} catch (InstantiationException e) {
System.out.println(e);
} catch (IllegalAccessException e) {
System.out.println(e);
} catch (ClassNotFoundException e) {
System.out.println(e);
}
if(editConfigurationGenerator == null){
log.error("could not find editConfigurationGenerator " + editConfGeneratorName);
return null;
} else {
return editConfigurationGenerator.getEditConfiguration(vreq, session);
}
}
private ResponseValues doHelp(VitroRequest vreq, String message){
//output some sort of help message for the developers.
return null;
}
}

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@ -18,6 +18,7 @@ import edu.cornell.mannlib.vitro.webapp.controller.freemarker.responsevalues.Res
import edu.cornell.mannlib.vitro.webapp.controller.freemarker.responsevalues.TemplateResponseValues;
import edu.cornell.mannlib.vitro.webapp.dao.WebappDaoFactory;
import edu.cornell.mannlib.vitro.webapp.edit.n3editing.configuration.EditConfiguration;
import edu.cornell.mannlib.vitro.webapp.edit.n3editing.configuration.generators.EditConfigurationGenerator;
import edu.cornell.mannlib.vitro.webapp.web.MiscWebUtils;
/**
@ -34,11 +35,12 @@ public class EditRequestDispatchController extends FreemarkerHttpServlet {
private static final long serialVersionUID = 1L;
public static Log log = LogFactory.getLog(EditRequestDispatchController.class);
final String DEFAULT_OBJ_FORM = "edu.cornell.mannlib.vitro.webapp.edit.n3editing.configuration.generators.DefaultPropertyFormGenerator";
final String DEFAULT_OBJ_FORM = "edu.cornell.mannlib.vitro.webapp.edit.n3editing.configuration.generators.DefaultObjectPropertyFormGenerator";
final String DEFAULT_ERROR_FORM = "error.jsp";
final String DEFAULT_ADD_INDIVIDUAL = "defaultAddMissingIndividualForm.jsp";
@Override
protected ResponseValues processRequest(VitroRequest vreq) {
try{
WebappDaoFactory wdf = vreq.getWebappDaoFactory();
//get edit key.
@ -127,7 +129,9 @@ public class EditRequestDispatchController extends FreemarkerHttpServlet {
if ("delete".equals(command)) {
//TODO: delete command is used with the defualt delete form
//maybe it doesn't need to be in here?
return null;
HashMap<String,Object> map = new HashMap<String,Object>();
map.put("errorMessage", "delete command is not yet implemented");
return new TemplateResponseValues("error-message.ftl", map);
}
//Certain predicates may be annotated to change the behavior of the edit
@ -146,7 +150,10 @@ public class EditRequestDispatchController extends FreemarkerHttpServlet {
// <c:param name="relatingPredicateUri" value="${param.predicateUri}"/>
// </c:redirect>
// <%
return null;
HashMap<String,Object> map = new HashMap<String,Object>();
map.put("errorMessage", "skip edit form for object properties is not yet implemented");
return new TemplateResponseValues("error-message.ftl", map);
}
//use default object property form if nothing else works
@ -193,21 +200,49 @@ public class EditRequestDispatchController extends FreemarkerHttpServlet {
//what template?
String template = editConfig.getTemplate();
String formTitle = (String)vreq.getAttribute("formTitle");
//what goes in the map for templates?
Map<String,Object> templateData = new HashMap<String,Object>();
templateData.put("editConfiguration", editConfig);
templateData.put("formTitle", formTitle);
return new TemplateResponseValues(editConfig.getTemplate(), templateData);
return new TemplateResponseValues(template, templateData);
}catch(Throwable th){
HashMap<String,Object> map = new HashMap<String,Object>();
map.put("errorMessage", th.toString());
log.error(th,th);
return new TemplateResponseValues("error-message.ftl", map);
}
}
private EditConfiguration makeEditConfiguration(
String editConfGeneratorName, VitroRequest vreq, HttpSession session) {
//TODO: instianciate generator obj
//TODO: call getEditConfiguration()
return null;
EditConfigurationGenerator editConfigurationGenerator = null;
Object object = null;
try {
Class classDefinition = Class.forName(editConfGeneratorName);
object = classDefinition.newInstance();
editConfigurationGenerator = (EditConfigurationGenerator) object;
} catch (InstantiationException e) {
System.out.println(e);
} catch (IllegalAccessException e) {
System.out.println(e);
} catch (ClassNotFoundException e) {
System.out.println(e);
}
if(editConfigurationGenerator == null){
log.error("could not find editConfigurationGenerator " + editConfGeneratorName);
return null;
} else {
return editConfigurationGenerator.getEditConfiguration(vreq, session);
}
}
/*
@ -263,12 +298,15 @@ public class EditRequestDispatchController extends FreemarkerHttpServlet {
}
//forward to form?
return null;
HashMap<String,Object> map = new HashMap<String,Object>();
map.put("errorMessage", "forweard to create new is not yet implemented");
return new TemplateResponseValues("error-message.ftl", map);
}
private ResponseValues doHelp(VitroRequest vreq, String message){
//output some sort of help message for the developers.
return null;
}
HashMap<String,Object> map = new HashMap<String,Object>();
map.put("errorMessage", "help is not yet implemented");
return new TemplateResponseValues("error-message.ftl", map); }
}

View file

@ -0,0 +1,75 @@
package edu.cornell.mannlib.vitro.webapp.edit.n3editing.controller;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import javax.servlet.http.HttpSession;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import com.hp.hpl.jena.rdf.model.Model;
import edu.cornell.mannlib.vitro.webapp.controller.VitroRequest;
import edu.cornell.mannlib.vitro.webapp.controller.freemarker.FreemarkerHttpServlet;
import edu.cornell.mannlib.vitro.webapp.controller.freemarker.responsevalues.ResponseValues;
import edu.cornell.mannlib.vitro.webapp.edit.n3editing.configuration.EditConfiguration;
import edu.cornell.mannlib.vitro.webapp.edit.n3editing.processEdit.EditN3Generator;
import edu.cornell.mannlib.vitro.webapp.edit.n3editing.processEdit.EditSubmission;
/**
* N3 based deletion.
*
* Build up the n3 using the fields from an edit configuration and then remove
* all of those statements from the systems model. In general this should
* do the same thing as an update with processRdfForm2.jsp but it should just
* build the assertions graph and remove that from the system model.
*
*/
public class n3DeleteController extends FreemarkerHttpServlet {
private static final long serialVersionUID = 1L;
private static final Log log = LogFactory.getLog(n3DeleteController.class);
@Override
protected ResponseValues processRequest(VitroRequest vreq){
/* the post parameters seem to get consumed by the parsing so
* we have to make a copy. */
Map<String, String[]> queryParameters = null;
queryParameters = vreq.getParameterMap();
List<String> errorMessages = new ArrayList<String>();
HttpSession session = vreq.getSession();
EditConfiguration editConfiguration = EditConfiguration.getConfigFromSession(session, vreq);
if(editConfiguration == null){
//TODO: previously forwarded to noEditConfigFound.jsp
//probably needs to forward to something else now
}
EditN3Generator n3Subber = editConfiguration.getN3Generator();
EditSubmission submission = new EditSubmission(queryParameters, editConfiguration);
Map<String, String> errors = submission.getValidationErrors();
EditSubmission.putEditSubmissionInSession(session, submission);
if(errors != null && !errors.isEmpty()){
String form = editConfiguration.getFormUrl();
vreq.setAttribute("formUrl", form);
//TODO: forwards to form. Needs to change
return null;
}
List<Model> requiredAssertionsToDelete = new ArrayList<Model>();
List<Model> optionalAssertionsToDelete = new ArrayList<Model>();
boolean requestIsAValidDelete = editConfiguration.getObject() != null && editConfiguration.getObject().trim().length() > 0;
return null;
}
}