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package eu.etaxonomy.taxeditor.handler.update;
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import java.net.URI;
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import java.net.URISyntaxException;
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import java.util.ArrayList;
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import java.util.List;
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import org.eclipse.equinox.internal.p2.ui.ProvUI;
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import org.eclipse.equinox.internal.p2.ui.model.ElementUtils;
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import org.eclipse.equinox.internal.p2.ui.model.MetadataRepositoryElement;
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import org.eclipse.equinox.p2.repository.IRepository;
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import org.eclipse.equinox.p2.repository.IRepositoryManager;
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import org.eclipse.equinox.p2.repository.metadata.IMetadataRepositoryManager;
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import org.eclipse.equinox.p2.ui.ProvisioningUI;
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import eu.etaxonomy.taxeditor.model.MessagingUtils;
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import eu.etaxonomy.taxeditor.preference.PreferencesUtil;
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import eu.etaxonomy.taxeditor.util.ApplicationUtil;
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/**
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* This class is a utility class for updating the editor from a p2 update site,
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* greatly inspired by the links given below.
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*
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* To Do :
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* - Allow configurable update sites
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*
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* Notes :
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*
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* @see http://wiki.eclipse.org/Equinox/p2/Adding_Self-Update_to_an_RCP_Application
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* @see http://bugs.eclipse.org/281226
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* @see http://www.vogella.com/tutorials/EclipseP2Update/article.html
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*/
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public class P2Util {
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private static String EDIT_NIGHTLY_UPDATE_SITE = "https://cybertaxonomy.org/download/taxeditor/update/nightly/";
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private static String EDIT_NIGHTLY_UPDATE_SITE_NAME = "Taxonomic Editor Nightly";
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private static String EDIT_STABLE_UPDATE_SITE = "https://cybertaxonomy.org/download/taxeditor/update/stable/";
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private static String EDIT_STABLE_UPDATE_SITE_NAME = "Taxonomic Editor Stable";
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/**
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* Retrieve and load the saved list of repositories from the preference store,
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* making sure that at least the default repository is always loaded.
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*/
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@SuppressWarnings("restriction")
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public static void setP2UpdateRepositories() {
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List<MetadataRepositoryElement> repoElements = new ArrayList<>();
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List<MetadataRepositoryElement> savedRepoElements = new ArrayList<>();
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MetadataRepositoryElement mre = new MetadataRepositoryElement(null, getP2UpdateRepository(), true);
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mre.setNickname(getP2UpdateRepositoryName());
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savedRepoElements.add(mre);
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repoElements.addAll(savedRepoElements);
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ElementUtils.updateRepositoryUsingElements(ProvisioningUI.getDefaultUI(),repoElements
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.toArray(new MetadataRepositoryElement[]{} ));
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}
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public static String getP2UpdateRepositoryName(){
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return ApplicationUtil.isStable()? EDIT_STABLE_UPDATE_SITE_NAME : EDIT_NIGHTLY_UPDATE_SITE_NAME;
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}
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public static URI getP2UpdateRepository(){
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try {
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return ApplicationUtil.isStable()? new URI(EDIT_STABLE_UPDATE_SITE) : new URI(EDIT_NIGHTLY_UPDATE_SITE);
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} catch (URISyntaxException e) {
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MessagingUtils.error(P2Util.class, e);
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}
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return null;
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}
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/**
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* {@link org.eclipse.equinox.p2.ui.RepositoryManipulationPage} which handles the repsitory site list
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* in preferences does not create a preference store and hence the changes are not saved. This means
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* that we need to save it ourselves.
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*
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* This method saves the list of current repositories in the preference store as a string with
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* specific delimiters.
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*/
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public static void saveP2RepositoryPreferences() {
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IMetadataRepositoryManager metaManager = ProvUI.getMetadataRepositoryManager(ProvisioningUI.getDefaultUI().getSession());
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URI[] currentlyEnabled = metaManager.getKnownRepositories(IRepositoryManager.REPOSITORIES_ALL);
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URI[] currentlyDisabled = metaManager.getKnownRepositories(IRepositoryManager.REPOSITORIES_DISABLED);
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List<MetadataRepositoryElement> repoElements = new ArrayList<>();
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for(URI repo : currentlyEnabled) {
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boolean enabled = true;
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String nickname = metaManager.getRepositoryProperty(repo, IRepository.PROP_NICKNAME);
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MetadataRepositoryElement element = new MetadataRepositoryElement(null, repo, true);
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element.setNickname(nickname);
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element.setEnabled(enabled);
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repoElements.add(element);
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}
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for(URI repo : currentlyDisabled) {
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boolean enabled = false;
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String nickname = metaManager.getRepositoryProperty(repo, IRepository.PROP_NICKNAME);
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MetadataRepositoryElement element = new MetadataRepositoryElement(null, repo, true);
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element.setNickname(nickname);
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element.setEnabled(enabled);
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repoElements.add(element);
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}
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PreferencesUtil.setP2Repositories(repoElements);
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}
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}
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