| /******************************************************************************* |
| * Copyright (c) 2006, 2007 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.wst.xsd.ui.internal.common.properties.sections.appinfo; |
| |
| import java.util.ArrayList; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.StringTokenizer; |
| |
| import org.eclipse.core.runtime.IConfigurationElement; |
| import org.eclipse.core.runtime.Platform; |
| import org.eclipse.jface.preference.IPreferenceStore; |
| import org.eclipse.jface.viewers.ILabelProvider; |
| import org.eclipse.wst.common.uriresolver.internal.provisional.URIResolver; |
| import org.eclipse.wst.common.uriresolver.internal.provisional.URIResolverPlugin; |
| import org.eclipse.wst.xsd.ui.internal.common.commands.ExtensibleAddExtensionCommand; |
| import org.eclipse.wst.xsd.ui.internal.common.commands.ExtensibleRemoveExtensionNodeCommand; |
| import org.w3c.dom.Element; |
| |
| public class ExtensionsSchemasRegistry |
| { |
| public static final String USER_ADDED_EXT_SCHEMAS = "USER-ADDED-EXT-SCHEMAS"; // TODO externalize |
| private static final String LOCATION_PREFIX = "platform:/plugin/"; //$NON-NLS-1$ |
| public static final String DESCRIPTION = "description"; //$NON-NLS-1$ |
| public static final String DISPLAYNAME = "displayName"; //$NON-NLS-1$ |
| public static final String NAMESPACEURI = "namespaceURI"; //$NON-NLS-1$ |
| public static final String XSDFILEURL = "xsdFileURL"; //$NON-NLS-1$ |
| public static final String LABELPROVIDER = "labelProviderClass"; //$NON-NLS-1$ |
| public static final String ADD_COMMAND_CLASS = "addCommandClass"; //$NON-NLS-1$ |
| public static final String DELETE_COMMAND_CLASS = "deleteCommandClass"; //$NON-NLS-1$ |
| public static final String CATEGORY_PROVIDER_CLASS = "class"; //$NON-NLS-1$ |
| |
| protected IPreferenceStore prefStore; |
| protected String extensionId; |
| |
| protected ArrayList nsURIProperties, categoryProviderList; |
| private String deprecatedExtensionId; |
| |
| public ExtensionsSchemasRegistry(String appinfo_extensionid) |
| { |
| extensionId = appinfo_extensionid; |
| } |
| |
| public void __internalSetDeprecatedExtensionId(String deprecatedId) |
| { |
| deprecatedExtensionId = deprecatedId; |
| } |
| |
| public void setPrefStore(IPreferenceStore store) |
| { |
| prefStore = store; |
| } |
| |
| public List getAllExtensionsSchemasContribution() |
| { |
| // If we read the registry, then let's not do it again. |
| if (nsURIProperties != null) |
| { |
| return nsURIProperties; |
| } |
| |
| nsURIProperties = new ArrayList(); |
| categoryProviderList = new ArrayList(); |
| |
| getAllExtensionsSchemasContribution(extensionId); |
| if (deprecatedExtensionId != null) |
| { |
| getAllExtensionsSchemasContribution(deprecatedExtensionId); |
| } |
| |
| // get user-added schemas stored in preference |
| if (prefStore != null) |
| { |
| String value = prefStore.getString(USER_ADDED_EXT_SCHEMAS); |
| StringTokenizer tokenizer = new StringTokenizer(value, "\n"); |
| |
| while ( tokenizer.hasMoreTokens() ) |
| { |
| nsURIProperties.add( new SpecificationForExtensionsSchema( tokenizer.nextToken() ) ); |
| } |
| } |
| |
| return nsURIProperties; |
| } |
| |
| private List getAllExtensionsSchemasContribution(String id) |
| { |
| IConfigurationElement[] asiPropertiesList = Platform.getExtensionRegistry().getConfigurationElementsFor(id); |
| |
| boolean hasASIProperties = (asiPropertiesList != null) && (asiPropertiesList.length > 0); |
| |
| if (hasASIProperties) |
| { |
| for (int i = 0; i < asiPropertiesList.length; i++) |
| { |
| IConfigurationElement asiPropertiesElement = asiPropertiesList[i]; |
| String elementName = asiPropertiesElement.getName(); |
| |
| if ("category".equals(elementName)) |
| { |
| String description = asiPropertiesElement.getAttribute(DESCRIPTION); |
| String displayName = asiPropertiesElement.getAttribute(DISPLAYNAME); |
| String namespaceURI = asiPropertiesElement.getAttribute(NAMESPACEURI); |
| String xsdFileURL = asiPropertiesElement.getAttribute(XSDFILEURL); |
| String labelProviderClass = asiPropertiesElement.getAttribute(LABELPROVIDER); |
| String addCommandClass = asiPropertiesElement.getAttribute(ADD_COMMAND_CLASS); |
| String deleteCommandClass = asiPropertiesElement.getAttribute(DELETE_COMMAND_CLASS); |
| |
| if (displayName == null) |
| { |
| // If there is no display name, force the user |
| // to manually create a name. Therefore, we ignore entry without |
| // a display name. |
| continue; |
| } |
| |
| if (xsdFileURL == null) |
| { |
| xsdFileURL = locateFileUsingCatalog(namespaceURI); |
| } |
| |
| SpecificationForExtensionsSchema extensionsSchemaSpec = createEntry(); |
| extensionsSchemaSpec.setDescription(description); |
| extensionsSchemaSpec.setDisplayName(displayName); |
| extensionsSchemaSpec.setNamespaceURI(namespaceURI); |
| extensionsSchemaSpec.setDefautSchema(); |
| |
| String pluginId = asiPropertiesElement.getDeclaringExtension().getContributor().getName(); |
| |
| if (labelProviderClass != null) |
| { |
| ILabelProvider labelProvider = null; |
| try |
| { |
| Class theClass = Platform.getBundle(pluginId).loadClass(labelProviderClass); |
| if (theClass != null) |
| { |
| labelProvider = (ILabelProvider) theClass.newInstance(); |
| if (labelProvider != null) |
| { |
| extensionsSchemaSpec.setLabelProvider(labelProvider); |
| } |
| } |
| } |
| catch (Exception e) |
| { |
| |
| } |
| } |
| |
| if (addCommandClass != null) |
| { |
| try |
| { |
| ExtensibleAddExtensionCommand addCommand = (ExtensibleAddExtensionCommand)asiPropertiesElement.createExecutableExtension(ADD_COMMAND_CLASS); |
| if (addCommand != null) |
| { |
| extensionsSchemaSpec.setExtensibleAddExtensionCommand(addCommand); |
| } |
| } |
| catch (Exception e) |
| { |
| } |
| } |
| |
| if (deleteCommandClass != null) |
| { |
| try |
| { |
| ExtensibleRemoveExtensionNodeCommand deleteCommand = (ExtensibleRemoveExtensionNodeCommand)asiPropertiesElement.createExecutableExtension(DELETE_COMMAND_CLASS); |
| if (deleteCommand != null) |
| { |
| extensionsSchemaSpec.setExtensibleRemoveExtensionNodeCommand(deleteCommand); |
| } |
| } |
| catch (Exception e) |
| { |
| } |
| } |
| |
| extensionsSchemaSpec.setLocation(LOCATION_PREFIX + pluginId + "/" + xsdFileURL); //$NON-NLS-1$ |
| |
| nsURIProperties.add(extensionsSchemaSpec); |
| |
| } |
| else if ("categoryProvider".equals(elementName)) |
| { |
| String categoryProviderClass = asiPropertiesElement.getAttribute(CATEGORY_PROVIDER_CLASS); |
| |
| if (categoryProviderClass != null) |
| { |
| try |
| { |
| CategoryProvider categoryProvider = (CategoryProvider)asiPropertiesElement.createExecutableExtension(CATEGORY_PROVIDER_CLASS); |
| if (categoryProvider != null) |
| { |
| categoryProviderList.add(categoryProvider); |
| } |
| } |
| catch (Exception e) |
| { |
| } |
| } |
| |
| } |
| |
| } |
| |
| } |
| |
| return nsURIProperties; |
| } |
| |
| public ExtensibleAddExtensionCommand getAddExtensionCommand(String namespace) |
| { |
| // Didn't retrieve the config elements yet. |
| if (nsURIProperties == null) |
| { |
| getAllExtensionsSchemasContribution(); |
| } |
| |
| for (Iterator i = nsURIProperties.iterator(); i.hasNext(); ) |
| { |
| SpecificationForExtensionsSchema spec = (SpecificationForExtensionsSchema)i.next(); |
| String nsURI = spec.getNamespaceURI(); |
| if (nsURI != null && nsURI.equals(namespace)) |
| { |
| return spec.getExtensibleAddExtensionCommand(); |
| } |
| } |
| |
| for (Iterator i = categoryProviderList.iterator(); i.hasNext(); ) |
| { |
| CategoryProvider categoryProvider = (CategoryProvider)i.next(); |
| for (Iterator j = categoryProvider.getCategories().iterator(); j.hasNext(); ) |
| { |
| SpecificationForExtensionsSchema spec = (SpecificationForExtensionsSchema) j.next(); |
| String namespaceURI = spec.getNamespaceURI(); |
| if (namespaceURI != null && namespaceURI.equals(namespace)) |
| { |
| return spec.getExtensibleAddExtensionCommand(); |
| } |
| } |
| } |
| |
| return null; |
| } |
| |
| public ExtensibleRemoveExtensionNodeCommand getRemoveExtensionNodeCommand(String namespace) |
| { |
| // Didn't retrieve the config elements yet. |
| if (nsURIProperties == null) |
| { |
| getAllExtensionsSchemasContribution(); |
| } |
| |
| for (Iterator i = nsURIProperties.iterator(); i.hasNext(); ) |
| { |
| SpecificationForExtensionsSchema spec = (SpecificationForExtensionsSchema)i.next(); |
| String nsURI = spec.getNamespaceURI(); |
| if (nsURI != null && nsURI.equals(namespace)) |
| { |
| return spec.getExtensibleRemoveExtensionNodeCommand(); |
| } |
| } |
| |
| for (Iterator i = categoryProviderList.iterator(); i.hasNext(); ) |
| { |
| CategoryProvider categoryProvider = (CategoryProvider)i.next(); |
| for (Iterator j = categoryProvider.getCategories().iterator(); j.hasNext(); ) |
| { |
| SpecificationForExtensionsSchema spec = (SpecificationForExtensionsSchema) j.next(); |
| String namespaceURI = spec.getNamespaceURI(); |
| if (namespaceURI != null && namespaceURI.equals(namespace)) |
| { |
| return spec.getExtensibleRemoveExtensionNodeCommand(); |
| } |
| } |
| } |
| |
| return null; |
| } |
| |
| public List getCategoryProviders() |
| { |
| if (nsURIProperties == null) |
| { |
| getAllExtensionsSchemasContribution(); |
| } |
| |
| return categoryProviderList; |
| } |
| |
| /** |
| * @deprecated |
| */ |
| public ILabelProvider getLabelProvider(Element element) |
| { |
| return null; |
| } |
| |
| public SpecificationForExtensionsSchema createEntry() |
| { |
| return new SpecificationForExtensionsSchema(); |
| } |
| |
| /** |
| * Returns the String location for the schema with the given namespaceURI by |
| * looking at the XML catalog. We look only in the plugin specified entries of |
| * the catalog. |
| * |
| * @param namespaceURI |
| * @return String representing the location of the schema. |
| */ |
| private String locateFileUsingCatalog(String namespaceURI) |
| { |
| URIResolver resolver = URIResolverPlugin.createResolver(); |
| String result = resolver.resolve("", namespaceURI, ""); |
| return resolver.resolvePhysicalLocation("", namespaceURI, result); |
| } |
| |
| } |