X-Git-Url: https://git.argeo.org/?a=blobdiff_plain;f=org.argeo.cms%2Fsrc%2Forg%2Fargeo%2Fcms%2FAbstractCmsEntryPoint.java;h=2ff9aff58e9275a043dc28b636a9c453bac53f42;hb=0e53a50b7c0c876d53ab54a714937b3396dc1f90;hp=d27ed006e6f282065264a4c2b57fa13db510b1dc;hpb=86db10fcb2299ebf71d5599a80dc54444b26f893;p=lgpl%2Fargeo-commons.git

diff --git a/org.argeo.cms/src/org/argeo/cms/AbstractCmsEntryPoint.java b/org.argeo.cms/src/org/argeo/cms/AbstractCmsEntryPoint.java
index d27ed006e..2ff9aff58 100644
--- a/org.argeo.cms/src/org/argeo/cms/AbstractCmsEntryPoint.java
+++ b/org.argeo.cms/src/org/argeo/cms/AbstractCmsEntryPoint.java
@@ -5,6 +5,7 @@ import java.util.HashMap;
 import java.util.Map;
 
 import javax.jcr.Node;
+import javax.jcr.NodeIterator;
 import javax.jcr.Property;
 import javax.jcr.Repository;
 import javax.jcr.RepositoryException;
@@ -14,12 +15,14 @@ import javax.security.auth.Subject;
 import javax.security.auth.login.CredentialNotFoundException;
 import javax.security.auth.login.LoginContext;
 import javax.security.auth.login.LoginException;
+import javax.servlet.http.HttpServletRequest;
 
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.argeo.ArgeoException;
 import org.argeo.cms.auth.AuthConstants;
 import org.argeo.cms.auth.HttpRequestCallbackHandler;
+import org.argeo.cms.util.CmsUtils;
 import org.argeo.eclipse.ui.specific.UiContext;
 import org.argeo.jcr.JcrUtils;
 import org.eclipse.rap.rwt.RWT;
@@ -232,18 +235,6 @@ public abstract class AbstractCmsEntryPoint extends AbstractEntryPoint
 		});
 	}
 
-	// @Override
-	// public Object local(Msg msg) {
-	// String key = msg.getId();
-	// int lastDot = key.lastIndexOf('.');
-	// String className = key.substring(0, lastDot);
-	// String fieldName = key.substring(lastDot + 1);
-	// Locale locale = RWT.getLocale();
-	// ResourceBundle rb = ResourceBundle.getBundle(className, locale,
-	// msg.getClassLoader());
-	// return rb.getString(fieldName);
-	// }
-
 	/** Sets the state of the entry point and retrieve the related JCR node. */
 	protected synchronized String setState(String newState) {
 		String previousState = this.state;
@@ -283,7 +274,8 @@ public abstract class AbstractCmsEntryPoint extends AbstractEntryPoint
 						+ " - " + getBaseTitle();
 			else
 				title = getBaseTitle();
-			jsExecutor.execute("document.title = \"" + title + "\"");
+
+			publishMetaData(title);
 
 			if (log.isTraceEnabled())
 				log.trace("node=" + node + ", state=" + state + " (page="
@@ -300,6 +292,37 @@ public abstract class AbstractCmsEntryPoint extends AbstractEntryPoint
 		}
 	}
 
+	private void publishMetaData(String title) throws RepositoryException {
+		HttpServletRequest request = UiContext.getHttpRequest();
+		if (request == null)
+			return;
+		String url = CmsUtils.getCanonicalUrl(node, request);
+		String imgUrl = null;
+		for (NodeIterator it = node.getNodes(); it.hasNext();) {
+			Node child = it.nextNode();
+			if (child.isNodeType(CmsTypes.CMS_IMAGE))
+				imgUrl = CmsUtils.getDataUrl(child, request);
+		}
+
+		StringBuilder js = new StringBuilder();
+		js.append("document.title = '" + title + "';");
+		js.append("var metas = document.getElementsByTagName('meta');");
+		js.append("for (var i=0; i<metas.length; i++) {");
+		js.append("	if (metas[i].getAttribute('property'))");
+		js.append("	 if(metas[i].getAttribute('property')=='og:title')");
+		js.append("	  metas[i].setAttribute('content','" + title + "');");
+		js.append("	 else if(metas[i].getAttribute('property')=='og:url')");
+		js.append("	  metas[i].setAttribute('content','" + url + "');");
+		if (imgUrl != null) {
+			js.append("	 else if(metas[i].getAttribute('property')=='og:image')");
+			js.append("	  metas[i].setAttribute('content','" + imgUrl + "');");
+		} else {
+			// TODO reset default image
+		}
+		js.append("	};");
+		jsExecutor.execute(js.toString());
+	}
+
 	protected Node getNode() {
 		return node;
 	}