1 files changed, 87 insertions, 0 deletions
diff --git a/src/main/java/com/juick/api/Utils.java b/src/main/java/com/juick/api/Utils.java
index 6383fec0..7a498a10 100644
--- a/src/main/java/com/juick/api/Utils.java
+++ b/src/main/java/com/juick/api/Utils.java
@@ -18,17 +18,25 @@
 package com.juick.api;
 
 import com.juick.server.UserQueries;
+
+import java.io.FileOutputStream;
 import java.io.IOException;
+import java.io.InputStream;
+import java.net.URL;
+import java.net.URLConnection;
 import java.sql.Connection;
 import java.sql.ResultSet;
 import java.sql.SQLException;
 import java.sql.Statement;
 import java.util.ArrayList;
+import java.util.UUID;
 import java.util.logging.Level;
 import java.util.logging.Logger;
 import javax.servlet.http.Cookie;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
+import javax.servlet.http.Part;
+
 import org.springframework.jdbc.core.JdbcTemplate;
 import sun.misc.BASE64Decoder;
 
@@ -152,4 +160,83 @@ public class Utils {
         }
         return ret;
     }
+    public static String getPartFilename(Part part) {
+        for (String cd : part.getHeader("content-disposition").split(";")) {
+            if (cd.trim().startsWith("filename")) {
+                String filename = cd.substring(cd.indexOf('=') + 1).trim().replace("\"", "");
+                return filename.substring(filename.lastIndexOf('/') + 1).substring(filename.lastIndexOf('\\') + 1); // MSIE fix.
+            }
+        }
+        return null;
+    }
+    public static String receiveMultiPartFile(HttpServletRequest request, String name) throws Exception {
+        String attachmentFName = null;
+
+        Part filePart = request.getPart("attach");
+        if (filePart != null) {
+            String partname = Utils.getPartFilename(filePart);
+            if (partname != null && partname.length() > 0) {
+                String attachmentType = partname.substring(partname.length() - 3).toLowerCase();
+                if (attachmentType.equals("jpg") || attachmentType.equals("peg") || attachmentType.equals("png")) {
+                    if (attachmentType.equals("peg")) {
+                        attachmentType = "jpg";
+                    }
+                    attachmentFName = UUID.randomUUID().toString() + "." + attachmentType;
+                    filePart.write("/var/www/juick.com/i/tmp/" + attachmentFName);
+                } else {
+                    throw new Exception("Wrong file type");
+                }
+            }
+        }
+
+        return attachmentFName;
+    }
+    public static String downloadImage(URL url) throws Exception {
+        String attachmentFName = null;
+        Exception ex = null;
+
+        InputStream is = null;
+        FileOutputStream fos = null;
+        try {
+            URLConnection urlConn = url.openConnection();
+            is = urlConn.getInputStream();
+            String mime = urlConn.getContentType();
+
+            String attachmentType;
+            if (mime != null && mime.equals("image/jpeg")) {
+                attachmentType = "jpg";
+            } else if (mime != null && mime.equals("image/png")) {
+                attachmentType = "png";
+            } else {
+                throw new Exception("Wrong file type");
+            }
+
+            attachmentFName = UUID.randomUUID().toString() + "." + attachmentType;
+            fos = new FileOutputStream("/var/www/juick.com/i/tmp/" + attachmentFName);
+            byte[] buffer = new byte[10240];
+            int len;
+            while ((len = is.read(buffer)) > 0) {
+                fos.write(buffer, 0, len);
+            }
+        } catch (Exception e) {
+            ex = e;
+            attachmentFName = null;
+        } finally {
+            try {
+                if (is != null) {
+                    is.close();
+                }
+            } finally {
+                if (fos != null) {
+                    fos.close();
+                }
+            }
+        }
+
+        if (ex != null) {
+            throw ex;
+        } else {
+            return attachmentFName;
+        }
+    }
 }