Changeset 14529

Timestamp:

2007-09-17T15:37:16+12:00 (16 years ago)

Author:

qq6

Message:

processing the external links

File:

• greenstone3/trunk/src/java/org/greenstone/gsdl3/service/AbstractDocumentRetrieve.java (modified) (9 diffs)

greenstone3/trunk/src/java/org/greenstone/gsdl3/service/AbstractDocumentRetrieve.java

@@ -28 +28 @@
 import org.greenstone.gsdl3.util.MacroResolver;
 import org.greenstone.gsdl3.util.OID;
+import org.greenstone.gsdl3.util.GlobalProperties;
+import org.greenstone.gsdl3.util.GSConstants;
 
 // XML classes
@@ -138 +140 @@
         }
     }
-
+      
     if (macro_resolver != null) {
-        macro_resolver.setSiteDetails(this.site_http_address, this.cluster_name);
+        macro_resolver.setSiteDetails(this.site_http_address, this.cluster_name, this.getLibraryName());
         // set up the macro resolver
         Element replacement_elem = (Element)GSXML.getChildByTagName(extra_info, "replaceList");
@@ -183 +185 @@
         return result;
     }
-
     // Get the parameters of the request
     Element param_list = (Element) GSXML.getChildByTagName(request, GSXML.PARAM_ELEM+GSXML.LIST_MODIFIER);
@@ -238 +239 @@
 
     // Whew, now we have checked (almost) all the syntax of the request, now we can process it.
-    
     for (int i = 0; i < request_nodes.getLength(); i++) {
         Element request_node = (Element) request_nodes.item(i);
         String node_id = request_node.getAttribute(GSXML.NODE_ID_ATT);
-
-        if (external_id) {
-        // can we have .pr etc extensions with external ids?
-        node_id = translateExternalId(node_id);
-        } else if (idNeedsTranslating(node_id)) {
-        node_id = translateId(node_id);
-        }       
+       
+        boolean is_external_link = false;
+        if (!node_id.startsWith("HASH")){   
+        if (node_id.endsWith(".rt")){
+            node_id = getHrefOID(node_id.substring(0,node_id.length()-3));
+            if (node_id!=null){
+            node_id += ".rt";
+            }else{
+            is_external_link = true;
+            }
+        }else{
+            node_id = getHrefOID(node_id);
+            if (node_id==null){
+            is_external_link = true;
+            }
+        }
+        } 
+        if (!is_external_link){
+        if (external_id) {
+            // can we have .pr etc extensions with external ids?
+            node_id = translateExternalId(node_id);
+        } else if (idNeedsTranslating(node_id)) {
+            node_id = translateId(node_id);
+        }
+        }
+        
         if (node_id == null) {
         continue;
         }
-        try {
-        Element metadata_list = getMetadataList(node_id, all_metadata, metadata_names_list);
-        request_node.appendChild(metadata_list);
-        } catch (GSException e) {       
-        GSXML.addError(this.doc, result, e.getMessage(), e.getType());
-        if (e.getType().equals(GSXML.ERROR_TYPE_SYSTEM)) {
-            // there is no point trying any others
-            return result;
-        }
-        } 
+        if (!is_external_link){
+        try {
+            Element metadata_list = getMetadataList(node_id, all_metadata, metadata_names_list);
+            request_node.appendChild(metadata_list);
+        } catch (GSException e) {       
+            GSXML.addError(this.doc, result, e.getMessage(), e.getType());
+            if (e.getType().equals(GSXML.ERROR_TYPE_SYSTEM)) {
+            // there is no point trying any others
+            return result;
+            }
+        } 
+        }else{
+        request_node.setAttribute("external_link",request_node.getAttribute(GSXML.NODE_ID_ATT));
+        }
     }
         
@@ -366 +389 @@
         Element doc = (Element) node_list.item(i);
         String doc_id = doc.getAttribute(GSXML.NODE_ID_ATT);
-        if (external_id) {
-        doc_id = translateExternalId(doc_id);
-        doc.setAttribute(GSXML.NODE_ID_ATT, doc_id);
-        } else if (idNeedsTranslating(doc_id)) {
-        doc_id = translateId(doc_id);   
-        doc.setAttribute(GSXML.NODE_ID_ATT, doc_id);
-        }
+        String is_external=doc.getAttribute("externalURL");
+
+        boolean is_external_link = false;
+        if (is_external.equals("0")) {is_external_link = true;}
+        if (!doc_id.startsWith("HASH") && !is_external_link){
+        if (doc_id.endsWith(".rt")){
+            doc_id = getHrefOID(doc_id.substring(0,doc_id.length()-3));
+            if (doc_id!=null){
+            doc_id += ".rt";
+            // }else{
+            //  is_external_link = true;
+            // }
+            }else{
+            doc_id = getHrefOID(doc_id);
+            //   if (doc_id==null){
+            //  is_external_link = true;
+            }
+        }
+        } 
+        
+        if (!is_external_link){
+        if (external_id) {
+            doc_id = translateExternalId(doc_id);
+            doc.setAttribute(GSXML.NODE_ID_ATT, doc_id);
+        } else if (idNeedsTranslating(doc_id)) {
+            doc_id = translateId(doc_id);   
+            doc.setAttribute(GSXML.NODE_ID_ATT, doc_id);
+        }
+        
         if (doc_id == null) {
         continue;
@@ -461 +506 @@
         }
         } // if want structure
+
+        }else{
+        Element external_link_elem = this.doc.createElement("external");
+        external_link_elem.setAttribute("external_link",doc.getAttribute(GSXML.NODE_ID_ATT));
+        doc.appendChild(external_link_elem);
+        }// if is_external_link
     } // for each doc
     return result;
@@ -501 +552 @@
     String[] doc_ids = GSXML.getAttributeValuesFromList(query_doc_list, 
                                 GSXML.NODE_ID_ATT);
+    String[] is_externals=GSXML.getAttributeValuesFromList(query_doc_list,"externalURL");
+
     for (int i = 0; i < doc_ids.length; i++) {
         String doc_id = doc_ids[i];
+        String is_external=is_externals[i];
+        boolean is_external_link=false;
+        if (is_external.equals("0")){is_external_link = true;}
+        if (!doc_id.startsWith("HASH") && !is_external_link){
+        if (doc_id.endsWith(".rt")){
+            String find_doc_id = getHrefOID(doc_id.substring(0,doc_id.length()-3));
+            if (find_doc_id!=null){
+            doc_id = doc_id + ".rt";
+            //}else{
+            //is_external_link=true;    
+            }
+        }else {
+            String find_doc_id = getHrefOID(doc_id);
+            if (find_doc_id!=null){
+                doc_id = find_doc_id;
+            //}else{
+            //is_external_link=true;
+            }
+        }
+        } 
+
+        if (!is_external_link){
         // Create the document node
         Element doc = this.doc.createElement(GSXML.DOC_NODE_ELEM);
@@ -525 +600 @@
         return result;
         
+        }
+        }else{
+         Element doc = this.doc.createElement(GSXML.DOC_NODE_ELEM);
+         doc.setAttribute(GSXML.NODE_ID_ATT, doc_id);
+         //doc.setAttribute("external_link", doc_id);
+         Element external_link_elem = this.doc.createElement("external");
+         external_link_elem.setAttribute("external_link",doc_id);
+         doc.appendChild(external_link_elem);
+
+         doc_list.appendChild(doc);
         }
     }
@@ -701 +786 @@
      */
     abstract protected String getStructureInfo(String doc_id, String info_type);
+
+    protected String getHrefOID(String href_url){
+    return null;
+    }
     
 }