add unzipFile function

core/src/main/java/com/mcaps/core/workflows/ScormExtractor.java

@@ -1,9 +1,15 @@
 package com.mcaps.core.workflows;
 
 import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.FileOutputStream;
+import java.io.IOException;
 import java.io.InputStream;
 import java.util.HashMap;
 import java.util.Map;
+import java.util.zip.ZipEntry;
+import java.util.zip.ZipInputStream;
 
 import javax.jcr.Node;
 import javax.jcr.Session;
@@ -40,14 +46,15 @@ public class ScormExtractor implements WorkflowProcess {
     @Override
     public void execute(WorkItem arg0, WorkflowSession arg1, MetaDataMap arg2) throws WorkflowException {
 
-        log.warn("The string I got was ..." + arg2.get("PROCESS_ARGS", "string").toString());
+        log.warn("SCORM WORKFLOW: MetaDataMap args: " + arg2.get("PROCESS_ARGS", "string").toString());
         String[] params = arg2.get("PROCESS_ARGS", "string").toString().split(",");
         String attachmentsPath = params[0];
         String saveToLocation = params[1];
-        log.warn("The payload path is " + arg0.getContentPath());
+        log.warn("SCORM WORKFLOW: payload path: " + arg0.getContentPath());
         String payloadPath = arg0.getWorkflowData().getPayload().toString();
         Map<String, String> map = new HashMap<String, String> ();
         map.put("path", payloadPath + "/" + attachmentsPath);
+        unzipFile(saveToLocation, payloadPath);
         //File saveLocationFolder = new File(saveToLocation);
         //if (!saveLocationFolder.exists()) {
         //    saveLocationFolder.mkdirs();
@@ -56,4 +63,29 @@ public class ScormExtractor implements WorkflowProcess {
         map.put("type", "nt:file");
         //throw new UnsupportedOperationException("Unimplemented method 'execute'");
     }
+
+    private void unzipFile(String filePath, String outputFolder) {
+        try (ZipInputStream zipIn = new ZipInputStream(new FileInputStream(filePath))) {
+            ZipEntry entry = zipIn.getNextEntry();
+            while (entry != null) {
+                String zipFilePath = outputFolder + File.separator + entry.getName();
+                log.warn("SCORM WORKFLOW: zipFilePath: " + zipFilePath);
+                if (!entry.isDirectory()) {
+                    try (FileOutputStream fos = new FileOutputStream(filePath)) {
+                        byte[] buffer = new byte[1024];
+                        int length;
+                        while ((length = zipIn.read(buffer)) >= 0) {
+                            fos.write(buffer, 0, length);
+                        }
+                    }
+                }
+                zipIn.closeEntry();
+                entry = zipIn.getNextEntry();
+            }
+        } catch (FileNotFoundException e) {
+            e.printStackTrace();
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+    }
 }