cziegeler 2004/05/06 04:03:45
Modified: src/blocks/portal/java/org/apache/cocoon/portal/transformation
HTMLEventLinkTransformer.java
Log:
Support for external links and mailto links
Revision Changes Path
1.12 +36 -5
cocoon-2.1/src/blocks/portal/java/org/apache/cocoon/portal/transformation/HTMLEventLinkTransformer.java
Index: HTMLEventLinkTransformer.java
===================================================================
RCS file:
/home/cvs/cocoon-2.1/src/blocks/portal/java/org/apache/cocoon/portal/transformation/HTMLEventLinkTransformer.java,v
retrieving revision 1.11
retrieving revision 1.12
diff -u -r1.11 -r1.12
--- HTMLEventLinkTransformer.java 15 Apr 2004 07:51:41 -0000 1.11
+++ HTMLEventLinkTransformer.java 6 May 2004 11:03:44 -0000 1.12
@@ -32,7 +32,11 @@
* into events.
* The transformer listens for the element a and form. Links
* that only contain an anchor are ignored.
- *
+ * In addition if a link has the attribute "external" with the value
+ * "true", the link is also ignored.
+ *
+ * TODO: Support target attribute
+ *
* @author <a href="mailto:[EMAIL PROTECTED]">Carsten Ziegeler</a>
* @version CVS $Id$
*/
@@ -65,9 +69,13 @@
throws SAXException {
boolean processed = false;
if ("a".equals(name) ) {
+ boolean convert = false;
final boolean isRemoteAnchor = this.isRemoteAnchor(attr);
- this.stack.push(isRemoteAnchor? Boolean.TRUE: Boolean.FALSE);
if ( isRemoteAnchor ) {
+ convert = this.isExternalLink(attr);
+ }
+ this.stack.push(convert ? Boolean.TRUE: Boolean.FALSE);
+ if ( convert ) {
this.createAnchorEvent(attr);
processed = true;
}
@@ -87,8 +95,8 @@
throws SAXException {
boolean processed = false;
if ( "a".equals(name) ) {
- final Boolean isRemoteAnchor = (Boolean)this.stack.pop();
- if ( isRemoteAnchor.booleanValue() ) {
+ final Boolean converted = (Boolean)this.stack.pop();
+ if ( converted.booleanValue() ) {
this.xmlConsumer.endElement(CopletTransformer.NAMESPACE_URI,
CopletTransformer.LINK_ELEM,
"coplet:" +
CopletTransformer.LINK_ELEM);
@@ -111,6 +119,7 @@
throws SAXException {
AttributesImpl newAttributes = new AttributesImpl(attributes);
newAttributes.removeAttribute("href");
+ newAttributes.removeAttribute("external");
String link = attributes.getValue("href");
CopletInstanceData cid = this.getCopletInstanceData();
@@ -178,4 +187,26 @@
return false;
}
+ /**
+ * a link in an external application is not transformed
+ * if there is an attribute external="true" in the link-element
+ * or if the link starts with "mailto:";.
+ *
+ * @param attributes attributes of the node
+ * @return true if the attribute 'external' is 'true'
+ */
+ private boolean isExternalLink (Attributes attributes) {
+ final String external = attributes.getValue("external");
+ // links to external documents will be not transformed to portal
links
+ if (external != null && external.trim().length() > 0
+ && external.trim().toLowerCase().equals ("true") ) {
+ return true;
+ }
+ final String link = attributes.getValue("href");
+ if ( link != null && link.startsWith("mailto:";) ) {
+ return true;
+ }
+ return false;
+ }
+
}
