1 files changed, 141 insertions, 0 deletions
diff --git a/subsonic-main/src/main/java/net/sourceforge/subsonic/controller/AvatarUploadController.java b/subsonic-main/src/main/java/net/sourceforge/subsonic/controller/AvatarUploadController.java
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@@ -0,0 +1,141 @@
+/*
+ This file is part of Subsonic.
+
+ Subsonic is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ Subsonic is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with Subsonic.  If not, see <http://www.gnu.org/licenses/>.
+
+ Copyright 2009 (C) Sindre Mehus
+ */
+package net.sourceforge.subsonic.controller;
+
+import net.sourceforge.subsonic.Logger;
+import net.sourceforge.subsonic.domain.Avatar;
+import net.sourceforge.subsonic.service.SecurityService;
+import net.sourceforge.subsonic.service.SettingsService;
+import net.sourceforge.subsonic.util.StringUtil;
+import org.apache.commons.fileupload.FileItem;
+import org.apache.commons.fileupload.FileItemFactory;
+import org.apache.commons.fileupload.disk.DiskFileItemFactory;
+import org.apache.commons.fileupload.servlet.ServletFileUpload;
+import org.apache.commons.io.FilenameUtils;
+import org.apache.commons.lang.StringUtils;
+import org.springframework.web.servlet.ModelAndView;
+import org.springframework.web.servlet.mvc.ParameterizableViewController;
+
+import javax.imageio.ImageIO;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import java.awt.image.BufferedImage;
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.util.Date;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * Controller which receives uploaded avatar images.
+ *
+ * @author Sindre Mehus
+ */
+public class AvatarUploadController extends ParameterizableViewController {
+
+    private static final Logger LOG = Logger.getLogger(AvatarUploadController.class);
+    private static final int MAX_AVATAR_SIZE = 64;
+
+    private SettingsService settingsService;
+    private SecurityService securityService;
+
+    @Override
+    protected ModelAndView handleRequestInternal(HttpServletRequest request, HttpServletResponse response) throws Exception {
+
+        String username = securityService.getCurrentUsername(request);
+
+        // Check that we have a file upload request.
+        if (!ServletFileUpload.isMultipartContent(request)) {
+            throw new Exception("Illegal request.");
+        }
+
+        Map<String, Object> map = new HashMap<String, Object>();
+        FileItemFactory factory = new DiskFileItemFactory();
+        ServletFileUpload upload = new ServletFileUpload(factory);
+        List<?> items = upload.parseRequest(request);
+
+        // Look for file items.
+        for (Object o : items) {
+            FileItem item = (FileItem) o;
+
+            if (!item.isFormField()) {
+                String fileName = item.getName();
+                byte[] data = item.get();
+
+                if (StringUtils.isNotBlank(fileName) && data.length > 0) {
+                    createAvatar(fileName, data, username, map);
+                } else {
+                    map.put("error", new Exception("Missing file."));
+                    LOG.warn("Failed to upload personal image. No file specified.");
+                }
+                break;
+            }
+        }
+
+        map.put("username", username);
+        map.put("avatar", settingsService.getCustomAvatar(username));
+        ModelAndView result = super.handleRequestInternal(request, response);
+        result.addObject("model", map);
+        return result;
+    }
+
+    private void createAvatar(String fileName, byte[] data, String username, Map<String, Object> map) throws IOException {
+
+        BufferedImage image;
+        try {
+            image = ImageIO.read(new ByteArrayInputStream(data));
+            if (image == null) {
+                throw new Exception("Failed to decode incoming image: " + fileName + " (" + data.length + " bytes).");
+            }
+            int width = image.getWidth();
+            int height = image.getHeight();
+            String mimeType = StringUtil.getMimeType(FilenameUtils.getExtension(fileName));
+
+            // Scale down image if necessary.
+            if (width > MAX_AVATAR_SIZE || height > MAX_AVATAR_SIZE) {
+                double scaleFactor = (double) MAX_AVATAR_SIZE / (double) Math.max(width, height);
+                height = (int) (height * scaleFactor);
+                width = (int) (width * scaleFactor);
+                image = CoverArtController.scale(image, width, height);
+                ByteArrayOutputStream out = new ByteArrayOutputStream();
+                ImageIO.write(image, "jpeg", out);
+                data = out.toByteArray();
+                mimeType = StringUtil.getMimeType("jpeg");
+                map.put("resized", true);
+            }
+            Avatar avatar = new Avatar(0, fileName, new Date(), mimeType, width, height, data);
+            settingsService.setCustomAvatar(avatar, username);
+            LOG.info("Created avatar '" + fileName + "' (" + data.length + " bytes) for user " + username);
+
+        } catch (Exception x) {
+            LOG.warn("Failed to upload personal image: " + x, x);
+            map.put("error", x);
+        }
+    }
+
+    public void setSettingsService(SettingsService settingsService) {
+        this.settingsService = settingsService;
+    }
+
+    public void setSecurityService(SecurityService securityService) {
+        this.securityService = securityService;
+    }
+}