Changeset 7171

Timestamp:

2004-03-31T14:40:22+12:00 (20 years ago)

Author:

mdewsnip

Message:

Hacked up something to rewrite metadata.xml files of legacy collections as lots of little metadata.xml files so the GLI can actually work with them.

Location:

trunk/gli/src/org/greenstone/gatherer/msm

Files:

• LegacyCollectionImporter.java (modified) (5 diffs)
• MetadataXMLFile.java (modified) (1 diff)

trunk/gli/src/org/greenstone/gatherer/msm/LegacyCollectionImporter.java

@@ -115 +115 @@
 
 
-    private void copyMetadataXMLFiles(File source_dir, File target_dir)
-    {
-    // Find the metadata.xml file in this dir
-    File metadata_file = new File(source_dir, StaticStrings.METADATA_XML);
-    if (metadata_file.exists()) {
-        File backup_metadata_file = new File(target_dir, StaticStrings.METADATA_XML);
+    private void copyMetadataXMLFiles(File source_dir, File dest_dir)
+    {
+    // Find the metadata file in this dir
+    File meta_file = new File(source_dir, "metadata.xml");
+    if (meta_file.exists()) {
+        File new_meta_file = new File(dest_dir, "metadata.xml");
         try {
-        target_dir.mkdirs();
-        Gatherer.f_man.getQueue().copyFile(metadata_file, backup_metadata_file, null);
-        if (!backup_metadata_file.exists()) {
+        dest_dir.mkdirs();
+        Gatherer.f_man.getQueue().copyFile(meta_file, new_meta_file, null);
+        if (!new_meta_file.exists()) {
             throw new Exception("");
         }
         }
         catch (Exception e) {
-        Gatherer.println("Exception: couldn't copy file " + metadata_file.getPath() + e.getMessage());
+        Gatherer.println("Exception: couldn't move the file " + meta_file.getPath() + e.getMessage());
         }
     }
@@ -138 +138 @@
         File child = children[i];
         if (child.isDirectory()) {
-        copyMetadataXMLFiles(child, new File(target_dir, child.getName()));
+        copyMetadataXMLFiles(child, new File(dest_dir, child.getName()));
         }
     }
@@ -176 +176 @@
     }
 
-//      // First, copy the original file to make a backup
-//      File backup_file = new File(file.getParentFile(), StaticStrings.METADATA_BAK);
-//      try {
-//          Gatherer.f_man.getQueue().copyFile(file, backup_file, null);
-//          if (!backup_file.exists()) {
-//          throw new Error();
-//          }
-//      }
-//      catch (Exception ex) {
-//          System.err.println("Exception occurred while importing legacy collection.");
-//          System.err.println("Error: Could not backup metadata.xml file to " + backup_file);
-//          ex.printStackTrace();
-//          System.err.println("Aborting legacy collection import.");
-//          cancelled = true;
-//          return;
-//      }
-
     // Parse the metadata.xml file
     // System.err.println("Importing metadata from " + file);
@@ -202 +185 @@
     for (int i = 0; i < metadata_elements_list.getLength(); i++) {
         metadata_elements[i] = metadata_elements_list.item(i);
+        // System.err.println("Metadata element: " + MSMUtils.getValue(metadata_elements[i]));
+        // System.err.println("Metadata element parent: " + metadata_elements[i].getParentNode().getNodeName());
     }
 
@@ -261 +246 @@
         }
     }
+
+    // ----------------------------------------------------------------------------------
+    //   HACK CODE ADDED IN AT VERY LAST MINUTE FOR REWRITING METADATA.XML FILES
+
+    // Get a list of all the <FileSet> elements in the file, and put them in an array
+    NodeList fileset_elements_list = document.getDocumentElement().getElementsByTagName(MetadataXMLFile.FILESET_ELEMENT);
+    Node[] fileset_elements = new Node[fileset_elements_list.getLength()];
+    for (int i = 0; i < fileset_elements_list.getLength(); i++) {
+        fileset_elements[i] = fileset_elements_list.item(i);
+    }
+
+    // For each fileset element...
+    for (int i = 0; i < fileset_elements.length; i++) {
+        Node fileset_node = fileset_elements[i];
+        NodeList fileset_children = fileset_node.getChildNodes();
+        for (int j = 0; j < fileset_children.getLength(); j++) {
+        Node fileset_child = fileset_children.item(j);
+        if (fileset_child.getNodeName().equals(MetadataXMLFile.FILENAME_ELEMENT)) {
+            String child_filename = MSMUtils.getValue(fileset_child);
+            File child_file = new File(file.getParentFile(), child_filename);
+            if (child_file.isDirectory()) {
+            MetadataXMLFile child_metadata_xml_file = new MetadataXMLFile();
+            Document child_metadata_xml_file_document = child_metadata_xml_file.getDocument();
+
+            fileset_node = fileset_node.getParentNode().removeChild(fileset_node);
+
+            // Change the filename value to .*
+            MSMUtils.setValue((Element) fileset_child, ".*");
+
+            Node child_fileset_node = child_metadata_xml_file_document.importNode(fileset_node, true);
+            child_metadata_xml_file_document.getDocumentElement().appendChild(child_fileset_node);
+            Utility.export(child_metadata_xml_file_document, new File(child_file, StaticStrings.METADATA_XML));
+            }
+            break;
+        }
+        }
+    }
+
+    //   END HACK CODE
+    // ----------------------------------------------------------------------------------
 
     // Write the modified metadata.xml file back out

trunk/gli/src/org/greenstone/gatherer/msm/MetadataXMLFile.java

@@ -53 +53 @@
     static final private String DIRECTORY_FILENAME = ".*";
     static final private String DESCRIPTION_ELEMENT = "Description";
-    static final private String FILENAME_ELEMENT = "FileName";
-    static final private String FILESET_ELEMENT = "FileSet";
+    static final public String FILENAME_ELEMENT = "FileName";
+    static final public String FILESET_ELEMENT = "FileSet";
     static final private String HVALUE_ATTRIBUTE = "hvalue";
     static final private String MODE_ATTRIBUTE = "mode";