ProfileAndroidInstaller.java

/**
 * 
 */
package org.commcare.android.resource.installers;

import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;

import org.commcare.android.javarosa.AndroidLogger;
import org.commcare.android.util.AndroidCommCarePlatform;
import org.commcare.android.util.DummyResourceTable;
import org.commcare.dalvik.application.CommCareApp;
import org.commcare.dalvik.application.CommCareApplication;
import org.commcare.resources.model.Resource;
import org.commcare.resources.model.ResourceInitializationException;
import org.commcare.resources.model.ResourceLocation;
import org.commcare.resources.model.ResourceTable;
import org.commcare.resources.model.UnresolvedResourceException;
import org.commcare.suite.model.Profile;
import org.commcare.suite.model.PropertySetter;
import org.commcare.xml.ProfileParser;
import org.commcare.xml.util.InvalidStructureException;
import org.commcare.xml.util.UnfullfilledRequirementsException;
import org.javarosa.core.reference.InvalidReferenceException;
import org.javarosa.core.reference.Reference;
import org.javarosa.core.reference.ReferenceManager;
import org.javarosa.core.services.Logger;
import org.javarosa.core.util.externalizable.DeserializationException;
import org.javarosa.core.util.externalizable.PrototypeFactory;
import org.xmlpull.v1.XmlPullParserException;

import android.content.SharedPreferences;
import android.content.SharedPreferences.Editor;
import android.preference.PreferenceManager;

/**
 * @author ctsims
 *
 */
public class ProfileAndroidInstaller extends FileSystemInstaller {
        
    public ProfileAndroidInstaller() {
        
    }
    
    public ProfileAndroidInstaller(String localDestination, String upgradeDestination) {
        super(localDestination, upgradeDestination);
    }
    

    /* (non-Javadoc)
     * @see org.commcare.resources.model.ResourceInstaller#initialize(org.commcare.util.CommCareInstance)
     */
    public boolean initialize(AndroidCommCarePlatform instance) throws ResourceInitializationException {
        try {
        
            Reference local = ReferenceManager._().DeriveReference(localLocation);
            
            ProfileParser parser = new ProfileParser(local.getStream(), instance, instance.getGlobalResourceTable(), null, 
                    Resource.RESOURCE_STATUS_INSTALLED, false);
            
            Profile p = parser.parse();
            instance.setProfile(p);
            
            return true;
        } catch (InvalidReferenceException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } catch (InvalidStructureException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } catch (XmlPullParserException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } catch (UnfullfilledRequirementsException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
        
        return false;
    }
    
    public boolean install(Resource r, ResourceLocation location, Reference ref, ResourceTable table, AndroidCommCarePlatform instance, boolean upgrade) throws UnresolvedResourceException, UnfullfilledRequirementsException{
        //First, make sure all the file stuff is managed.
        super.install(r, location, ref, table, instance, upgrade);
        try {
            Reference local = ReferenceManager._().DeriveReference(localLocation);
    
            
            ProfileParser parser = new ProfileParser(local.getStream(), instance, table, r.getRecordGuid(), 
                    upgrade ? Resource.RESOURCE_STATUS_UNINITIALIZED : Resource.RESOURCE_STATUS_UNINITIALIZED, false);
            
            Profile p = parser.parse();
            
            if(!upgrade) {
                initProperties(p);
            }
            
            table.commit(r, upgrade ? Resource.RESOURCE_STATUS_UPGRADE : Resource.RESOURCE_STATUS_INSTALLED, p.getVersion());
            return true;
        } catch (InvalidReferenceException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } catch (InvalidStructureException e) {
            throw new UnresolvedResourceException(r, "Invalid content in the Profile Definition: " + e.getMessage(), true);
        } catch (XmlPullParserException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
        
        return false;
    }
    
    private void initProperties(Profile profile) {
        //Baaaaaad. Encapsulate this better!!!
        SharedPreferences prefs = CommCareApp.currentSandbox.getAppPreferences();
        Editor editor = prefs.edit();
        for(PropertySetter p : profile.getPropertySetters()) {
            editor.putString(p.getKey(), p.isForce() ? p.getValue() : prefs.getString(p.getKey(), p.getValue()));
        }
        editor.commit();
    }
    
    /* (non-Javadoc)
     * @see org.commcare.resources.model.ResourceInstaller#upgrade(org.commcare.resources.model.Resource, org.commcare.resources.model.ResourceTable)
     */
    public boolean upgrade(Resource r) {
        if(!super.upgrade(r)) {
            return false;
        }
        
        try {
            Reference local = ReferenceManager._().DeriveReference(localLocation);
            
            //Create a parser with no side effects
            ProfileParser parser = new ProfileParser(local.getStream(), null, new DummyResourceTable(), null,  Resource.RESOURCE_STATUS_INSTALLED, false);
            
            //Parse just the file (for the properties)
            Profile p = parser.parse();
            
            initProperties(p);
        } catch (InvalidReferenceException e) {
            e.printStackTrace();
            Logger.log(AndroidLogger.TYPE_RESOURCES, "Profile not available after upgrade: " + e.getMessage());
            return false;
        } catch (IOException e) {
            Logger.log(AndroidLogger.TYPE_RESOURCES, "Profile not available after upgrade: " + e.getMessage());
            return false;
        } catch (InvalidStructureException e) {
            Logger.log(AndroidLogger.TYPE_RESOURCES, "Profile not available after upgrade: " + e.getMessage());
            return false;
        } catch (UnfullfilledRequirementsException e) {
            Logger.log(AndroidLogger.TYPE_RESOURCES, "Profile not available after upgrade: " + e.getMessage());
            return false;
        } catch (XmlPullParserException e) {
            Logger.log(AndroidLogger.TYPE_RESOURCES, "Profile not available after upgrade: " + e.getMessage());
            return false;
        }

        return true;
    }
    
    protected int customInstall(Resource r, Reference local, boolean upgrade) throws IOException, UnresolvedResourceException {
        return Resource.RESOURCE_STATUS_LOCAL;
    }

    /* (non-Javadoc)
     * @see org.commcare.resources.model.ResourceInstaller#requiresRuntimeInitialization()
     */
    public boolean requiresRuntimeInitialization() {
        return true;
    }

    /* (non-Javadoc)
     * @see org.javarosa.core.util.externalizable.Externalizable#readExternal(java.io.DataInputStream, org.javarosa.core.util.externalizable.PrototypeFactory)
     */
    public void readExternal(DataInputStream in, PrototypeFactory pf) throws IOException, DeserializationException {
        super.readExternal(in, pf);
    }

    /* (non-Javadoc)
     * @see org.javarosa.core.util.externalizable.Externalizable#writeExternal(java.io.DataOutputStream)
     */
    public void writeExternal(DataOutputStream out) throws IOException {
        super.writeExternal(out);
    }


}