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/*
* Copyright (C) 2012 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.motorolamobility.preflighting.checkers.androidmarketfilters;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import org.w3c.dom.DOMException;
import org.w3c.dom.Document;
import org.w3c.dom.NamedNodeMap;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import com.motorolamobility.preflighting.checkers.i18n.CheckerNLS;
import com.motorolamobility.preflighting.core.applicationdata.ApplicationData;
import com.motorolamobility.preflighting.core.applicationdata.XMLElement;
import com.motorolamobility.preflighting.core.checker.condition.CanExecuteConditionStatus;
import com.motorolamobility.preflighting.core.checker.condition.Condition;
import com.motorolamobility.preflighting.core.checker.condition.ICondition;
import com.motorolamobility.preflighting.core.devicespecification.DeviceSpecification;
import com.motorolamobility.preflighting.core.devicespecification.internal.PlatformRules;
import com.motorolamobility.preflighting.core.exception.PreflightingCheckerException;
import com.motorolamobility.preflighting.core.internal.cond.utils.ConditionUtils;
import com.motorolamobility.preflighting.core.permissionfeature.Feature;
import com.motorolamobility.preflighting.core.utils.CheckerUtils;
import com.motorolamobility.preflighting.core.utils.ManifestConstants;
import com.motorolamobility.preflighting.core.utils.XmlUtils;
import com.motorolamobility.preflighting.core.validation.ValidationManagerConfiguration;
import com.motorolamobility.preflighting.core.validation.ValidationResult;
import com.motorolamobility.preflighting.core.validation.ValidationResultData;
public class PermissionImpliedFeaturesCondition extends Condition implements ICondition
{
/**
* Checks each uses-permission declared into XML if there are all the implied uses-feature declared
* @param platformRules rules to get permission to feature mapping
* @param result
* @param manifestDoc
* @throws PreflightingCheckerException
*/
@Override
public void execute(ApplicationData data, List<DeviceSpecification> deviceSpecs,
ValidationManagerConfiguration valManagerConfig, ValidationResult results)
throws PreflightingCheckerException
{
XMLElement manifestElement = data.getManifestElement();
Document manifestDoc = manifestElement.getDocument();
PlatformRules platformRules = PlatformRules.getInstance();
//collecting set of declared features
Set<Feature> featuresDeclared = new HashSet<Feature>();
NodeList featureLst = manifestDoc.getElementsByTagName(ManifestConstants.USES_FEATURE_TAG);
for (int j = 0; j < featureLst.getLength(); j++)
{
Node featureNode = featureLst.item(j);
NamedNodeMap featureMap = featureNode.getAttributes();
Node featureAtr = featureMap.getNamedItem(ManifestConstants.ANDROID_NAME_ATTRIBUTE); //$NON-NLS-1$
if ((featureAtr != null) && featureAtr.getNodeValue().trim().length() != 0)
{
Feature featDecl = new Feature(featureAtr.getNodeValue());
featuresDeclared.add(featDecl);
}
}
//comparing with features required
NodeList permissionsLst =
manifestDoc.getElementsByTagName(ManifestConstants.USES_PERMISSION_ATTRIBUTE);
for (int i = 0; i < permissionsLst.getLength(); i++)
{
Node permissionNode = permissionsLst.item(i);
NamedNodeMap permissionMap = permissionNode.getAttributes();
Node permissionAtr =
permissionMap.getNamedItem(ManifestConstants.ANDROID_NAME_ATTRIBUTE); //$NON-NLS-1$
try
{
if ((permissionAtr != null) && !permissionAtr.getNodeValue().trim().equals("")) //$NON-NLS-1$
{
String permissionId = permissionAtr.getNodeValue();
Set<Feature> featuresRequired =
platformRules.getImpliedFeaturesSet(permissionId);
//check if these required features were declared using <uses-feature>
if ((featuresRequired != null)
&& !featuresDeclared.containsAll(featuresRequired))
{
//there are missing features required
int currentIssuedLine = manifestElement.getNodeLineNumber(permissionNode);
//missing set = features required - features declared
Set<Feature> missingDeclaredFeatures =
new HashSet<Feature>(featuresRequired);
missingDeclaredFeatures.removeAll(featuresDeclared);
String issueDescription =
CheckerNLS
.bind(CheckerNLS.AndroidMarketFiltersChecker_permissionToImpliedFeatures_Issue,
new Object[]
{
missingDeclaredFeatures, permissionId
});
ValidationResultData resultData =
new ValidationResultData(
CheckerUtils.createFileToIssuesMap(
manifestElement.getFile(), currentIssuedLine),
getSeverityLevel(),
issueDescription,
CheckerNLS.AndroidMarketFiltersChecker_permissionToImpliedFeatures_Suggestion,
getId());
resultData.setInfoURL(ConditionUtils.getDescriptionLink(getChecker()
.getId(), getId(), valManagerConfig));
resultData.setPreview(XmlUtils.getXMLNodeAsString(permissionNode, false));
resultData.setMarkerType(getMarkerType());
List<String> missingFeaturesIds = new ArrayList<String>(missingDeclaredFeatures.size());
for(Feature missingFeature : missingDeclaredFeatures)
{
missingFeaturesIds.add(missingFeature.toString());
}
resultData.appendExtra(missingFeaturesIds);
results.addValidationResult(resultData);
}
}
}
catch (DOMException e)
{
// Error retrieving attribute
throw new PreflightingCheckerException(
CheckerNLS.bind(
CheckerNLS.AndroidMarketFiltersChecker_Exception_Getting_Manifest_Attribute,
ManifestConstants.ANDROID_NAME_ATTRIBUTE), e);
}
}
}
/*
* (non-Javadoc)
* @see com.motorolamobility.preflighting.core.checker.condition.Condition#canExecute(com.motorolamobility.preflighting.core.applicationdata.ApplicationData, java.util.List)
*/
@Override
public CanExecuteConditionStatus canExecute(ApplicationData data,
List<DeviceSpecification> deviceSpecs) throws PreflightingCheckerException
{
return CheckerUtils.isAndroidManifestFileExistent(data, getId());
}
}
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