From 262cb3cf9141d0d604c3cac100a6b9a009125513 Mon Sep 17 00:00:00 2001
From: Mathieu Baudier <mbaudier@argeo.org>
Date: Wed, 14 Oct 2020 08:28:27 +0200
Subject: [PATCH] Introduce CMS UI RCP.

---
 rcp/org.argeo.cms.ui.rcp/.classpath           |   7 +
 rcp/org.argeo.cms.ui.rcp/.gitignore           |   2 +
 rcp/org.argeo.cms.ui.rcp/.project             |  33 ++++
 rcp/org.argeo.cms.ui.rcp/META-INF/.gitignore  |   1 +
 .../OSGI-INF/cmsRcpApp.xml                    |   6 +
 rcp/org.argeo.cms.ui.rcp/bnd.bnd              |   9 +
 rcp/org.argeo.cms.ui.rcp/build.properties     |   5 +
 rcp/org.argeo.cms.ui.rcp/pom.xml              |  22 +++
 .../src/org/argeo/cms/ui/rcp/CmsRcpApp.java   | 184 ++++++++++++++++++
 rcp/pom.xml                                   |   1 +
 10 files changed, 270 insertions(+)
 create mode 100644 rcp/org.argeo.cms.ui.rcp/.classpath
 create mode 100644 rcp/org.argeo.cms.ui.rcp/.gitignore
 create mode 100644 rcp/org.argeo.cms.ui.rcp/.project
 create mode 100644 rcp/org.argeo.cms.ui.rcp/META-INF/.gitignore
 create mode 100644 rcp/org.argeo.cms.ui.rcp/OSGI-INF/cmsRcpApp.xml
 create mode 100644 rcp/org.argeo.cms.ui.rcp/bnd.bnd
 create mode 100644 rcp/org.argeo.cms.ui.rcp/build.properties
 create mode 100644 rcp/org.argeo.cms.ui.rcp/pom.xml
 create mode 100644 rcp/org.argeo.cms.ui.rcp/src/org/argeo/cms/ui/rcp/CmsRcpApp.java

diff --git a/rcp/org.argeo.cms.ui.rcp/.classpath b/rcp/org.argeo.cms.ui.rcp/.classpath
new file mode 100644
index 000000000..e801ebfb4
--- /dev/null
+++ b/rcp/org.argeo.cms.ui.rcp/.classpath
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-11"/>
+	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
+	<classpathentry kind="src" path="src"/>
+	<classpathentry kind="output" path="bin"/>
+</classpath>
diff --git a/rcp/org.argeo.cms.ui.rcp/.gitignore b/rcp/org.argeo.cms.ui.rcp/.gitignore
new file mode 100644
index 000000000..09e3bc9b2
--- /dev/null
+++ b/rcp/org.argeo.cms.ui.rcp/.gitignore
@@ -0,0 +1,2 @@
+/bin/
+/target/
diff --git a/rcp/org.argeo.cms.ui.rcp/.project b/rcp/org.argeo.cms.ui.rcp/.project
new file mode 100644
index 000000000..c9c2a44bf
--- /dev/null
+++ b/rcp/org.argeo.cms.ui.rcp/.project
@@ -0,0 +1,33 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>org.argeo.cms.ui.rcp</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.pde.ManifestBuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.pde.SchemaBuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.pde.ds.core.builder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.pde.PluginNature</nature>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+	</natures>
+</projectDescription>
diff --git a/rcp/org.argeo.cms.ui.rcp/META-INF/.gitignore b/rcp/org.argeo.cms.ui.rcp/META-INF/.gitignore
new file mode 100644
index 000000000..4854a41b9
--- /dev/null
+++ b/rcp/org.argeo.cms.ui.rcp/META-INF/.gitignore
@@ -0,0 +1 @@
+/MANIFEST.MF
diff --git a/rcp/org.argeo.cms.ui.rcp/OSGI-INF/cmsRcpApp.xml b/rcp/org.argeo.cms.ui.rcp/OSGI-INF/cmsRcpApp.xml
new file mode 100644
index 000000000..3b7f26091
--- /dev/null
+++ b/rcp/org.argeo.cms.ui.rcp/OSGI-INF/cmsRcpApp.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<scr:component xmlns:scr="http://www.osgi.org/xmlns/scr/v1.1.0" activate="init" deactivate="destroy" name="CMS RCP App">
+   <implementation class="org.argeo.cms.ui.rcp.CmsRcpApp"/>
+   <reference bind="setCmsApp" cardinality="1..1" interface="org.argeo.cms.ui.CmsApp" name="CmsApp" policy="dynamic"/>
+   <reference bind="setEventAdmin" cardinality="1..1" interface="org.osgi.service.event.EventAdmin" name="EventAdmin" policy="static"/>
+</scr:component>
diff --git a/rcp/org.argeo.cms.ui.rcp/bnd.bnd b/rcp/org.argeo.cms.ui.rcp/bnd.bnd
new file mode 100644
index 000000000..8e906757a
--- /dev/null
+++ b/rcp/org.argeo.cms.ui.rcp/bnd.bnd
@@ -0,0 +1,9 @@
+
+Service-Component: OSGI-INF/cmsRcpApp.xml
+
+Import-Package:\
+org.argeo.api,\
+org.argeo.cms.auth,\
+org.eclipse.swt,\
+org.eclipse.swt.graphics,\
+*
diff --git a/rcp/org.argeo.cms.ui.rcp/build.properties b/rcp/org.argeo.cms.ui.rcp/build.properties
new file mode 100644
index 000000000..6210e849b
--- /dev/null
+++ b/rcp/org.argeo.cms.ui.rcp/build.properties
@@ -0,0 +1,5 @@
+output.. = bin/
+bin.includes = META-INF/,\
+               .,\
+               OSGI-INF/
+source.. = src/
diff --git a/rcp/org.argeo.cms.ui.rcp/pom.xml b/rcp/org.argeo.cms.ui.rcp/pom.xml
new file mode 100644
index 000000000..8611981ec
--- /dev/null
+++ b/rcp/org.argeo.cms.ui.rcp/pom.xml
@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+	<modelVersion>4.0.0</modelVersion>
+	<parent>
+		<groupId>org.argeo.slc.rcp</groupId>
+		<artifactId>argeo-rcp</artifactId>
+		<version>2.1.86-SNAPSHOT</version>
+		<relativePath>..</relativePath>
+	</parent>
+	<artifactId>org.argeo.cms.ui.rcp</artifactId>
+	<name>CMS UI RCP</name>
+	<packaging>jar</packaging>
+	<dependencies>
+		<dependency>
+			<groupId>org.argeo.commons</groupId>
+			<artifactId>org.argeo.cms.ui</artifactId>
+			<version>${version.argeo-commons}</version>
+		</dependency>
+	</dependencies>
+</project>
\ No newline at end of file
diff --git a/rcp/org.argeo.cms.ui.rcp/src/org/argeo/cms/ui/rcp/CmsRcpApp.java b/rcp/org.argeo.cms.ui.rcp/src/org/argeo/cms/ui/rcp/CmsRcpApp.java
new file mode 100644
index 000000000..4ce89789d
--- /dev/null
+++ b/rcp/org.argeo.cms.ui.rcp/src/org/argeo/cms/ui/rcp/CmsRcpApp.java
@@ -0,0 +1,184 @@
+package org.argeo.cms.ui.rcp;
+
+import java.security.PrivilegedAction;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.UUID;
+
+import javax.security.auth.Subject;
+import javax.security.auth.login.LoginContext;
+import javax.security.auth.login.LoginException;
+
+import org.argeo.api.NodeConstants;
+import org.argeo.cms.ui.CmsApp;
+import org.argeo.cms.ui.CmsImageManager;
+import org.argeo.cms.ui.CmsView;
+import org.argeo.cms.ui.UxContext;
+import org.argeo.cms.ui.util.CmsUiUtils;
+import org.eclipse.swt.layout.GridLayout;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Display;
+import org.eclipse.swt.widgets.Shell;
+import org.osgi.service.event.Event;
+import org.osgi.service.event.EventAdmin;
+
+/** Runs a {@link CmsApp} as an SWT desktop application. */
+public class CmsRcpApp implements CmsView {
+	private Display display;
+	private Shell shell;
+	private CmsApp cmsApp;
+	private CmsUiThread uiThread;
+
+	// CMS View
+	private String uid;
+	private LoginContext loginContext;
+	
+	private EventAdmin eventAdmin;
+
+	public CmsRcpApp() {
+		uid = UUID.randomUUID().toString();
+	}
+
+	public void init(Map<String, String> properties) {
+		uiThread = new CmsUiThread();
+		uiThread.start();
+
+	}
+
+	public void destroy(Map<String, String> properties) {
+		if (!shell.isDisposed())
+			shell.dispose();
+		try {
+			uiThread.join();
+		} catch (InterruptedException e) {
+			// silent
+		} finally {
+			uiThread = null;
+		}
+	}
+
+	class CmsUiThread extends Thread {
+
+		public CmsUiThread() {
+			super("CMS UI");
+		}
+
+		@Override
+		public void run() {
+			display = new Display();
+			shell = new Shell(display);
+			shell.setText("Argeo CMS");
+			Composite parent = shell;
+			parent.setLayout(new GridLayout());
+			CmsView.registerCmsView(shell, CmsRcpApp.this);
+
+//			Subject subject = new Subject();
+//			CmsLoginShell loginShell = new CmsLoginShell(CmsRcpApp.this);
+//			loginShell.setSubject(subject);
+			try {
+				// try pre-auth
+//				loginContext = new LoginContext(NodeConstants.LOGIN_CONTEXT_USER, subject, loginShell);
+				loginContext = new LoginContext(NodeConstants.LOGIN_CONTEXT_SINGLE_USER);
+				loginContext.login();
+			} catch (LoginException e) {
+				throw new IllegalStateException("Could not log in.", e);
+//				loginShell.createUi();
+//				loginShell.open();
+//
+//				while (!loginShell.getShell().isDisposed()) {
+//					if (!display.readAndDispatch())
+//						display.sleep();
+//				}
+			}
+
+			Subject.doAs(loginContext.getSubject(), (PrivilegedAction<Void>) () -> {
+				Composite ui = cmsApp.initUi(parent);
+				// ui.setData(CmsApp.UI_NAME_PROPERTY, uiName);
+				ui.setLayoutData(CmsUiUtils.fillAll());
+
+				shell.open();
+				while (!shell.isDisposed()) {
+					if (!display.readAndDispatch())
+						display.sleep();
+				}
+				display.dispose();
+				return null;
+			});
+		}
+
+	}
+
+	/*
+	 * CMS VIEW
+	 */
+
+	@Override
+	public String getUid() {
+		return uid;
+	}
+
+	@Override
+	public UxContext getUxContext() {
+		// TODO Auto-generated method stub
+		return null;
+	}
+
+	@Override
+	public void navigateTo(String state) {
+		// TODO Auto-generated method stub
+
+	}
+
+	@Override
+	public void authChange(LoginContext loginContext) {
+		// TODO Auto-generated method stub
+
+	}
+
+	@Override
+	public void logout() {
+		// TODO Auto-generated method stub
+
+	}
+
+	@Override
+	public void exception(Throwable e) {
+		// TODO Auto-generated method stub
+
+	}
+
+	@Override
+	public CmsImageManager getImageManager() {
+		// TODO Auto-generated method stub
+		return null;
+	}
+
+	@Override
+	public boolean isAnonymous() {
+		// TODO Auto-generated method stub
+		return false;
+	}
+
+	@Override
+	public void sendEvent(String topic, Map<String, Object> properties) {
+		if (properties == null)
+			properties = new HashMap<>();
+		if (properties.containsKey(CMS_VIEW_UID_PROPERTY) && !properties.get(CMS_VIEW_UID_PROPERTY).equals(uid))
+			throw new IllegalArgumentException("Property " + CMS_VIEW_UID_PROPERTY + " is set to another CMS view uid ("
+					+ properties.get(CMS_VIEW_UID_PROPERTY) + ") then " + uid);
+		properties.put(CMS_VIEW_UID_PROPERTY, uid);
+		eventAdmin.sendEvent(new Event(topic, properties));
+	}
+
+	/*
+	 * DEPENDENCY INJECTION
+	 */
+	public void setCmsApp(CmsApp cmsApp) {
+		this.cmsApp = cmsApp;
+	}
+
+	public void setEventAdmin(EventAdmin eventAdmin) {
+		this.eventAdmin = eventAdmin;
+	}
+
+}
diff --git a/rcp/pom.xml b/rcp/pom.xml
index a1386b928..32a46170a 100644
--- a/rcp/pom.xml
+++ b/rcp/pom.xml
@@ -15,6 +15,7 @@
 	<modules>
 		<module>org.argeo.minidesktop</module>
 		<module>org.argeo.eclipse.ui.rcp</module>
+		<module>org.argeo.cms.ui.rcp</module>
 		<module>org.argeo.cms.e4.rcp</module>
 		<module>dep</module>
 		<module>dist</module>
-- 
2.39.2