package mircoders.media;
+import java.io.BufferedInputStream;
import java.io.File;
import java.io.FileInputStream;
+import java.io.IOException;
import java.io.InputStream;
-import mir.config.MirPropertiesConfiguration;
import mir.entity.Entity;
import mir.log.LoggerWrapper;
import mir.media.MediaExc;
import mir.media.MediaFailure;
+import mir.media.image.ImageMagickImageProcessor;
+import mir.media.image.ImageProcessor;
import mir.misc.StringUtil;
-
+import mir.util.FileRoutines;
/**
- * Image handler that stores images outside of the database. Will be replaced by the new
- * media handling system.
+ * Image handler that stores images outside of the database.
+ *
* @author Zapata
* @version 1.0
*/
public class MediaHandlerImagesExtern extends MediaHandlerGeneric
{
+ private int maxSize;
private int maxIconSize;
private float minDescaleRatio;
private int minDescaleReduction;
-
+ private boolean scaleImages;
+
public MediaHandlerImagesExtern() {
-
logger = new LoggerWrapper("Media.Images.Extern");
- try {
- MirPropertiesConfiguration configuration = MirPropertiesConfiguration.instance();
- }
- catch (Throwable t) {
- logger.fatal("MediaHandlerImagesExtern: can't get configuration");
-
- throw new RuntimeException(t.toString());
- }
-
+ maxSize = configuration.getInt("Producer.Image.MaxSize");
maxIconSize = configuration.getInt("Producer.Image.MaxIconSize");
minDescaleRatio = configuration.getFloat("Producer.Image.MinDescalePercentage")/100;
minDescaleReduction = configuration.getInt("Producer.Image.MinDescaleReduction");
+ scaleImages = configuration.getBoolean("Producer.Image.ScaleImages");
}
public void produce(Entity anImageEntity, Entity mediaTypeEnt) throws MediaExc, MediaFailure {
try {
- String date = anImageEntity.getValue("date");
+ String date = anImageEntity.getFieldValue("date");
String datePath = StringUtil.webdbDate2path(date);
- String ext = "." + mediaTypeEnt.getValue("name");
+ String ext = "." + mediaTypeEnt.getFieldValue("name");
String fileBasePath = datePath + anImageEntity.getId();
String filePath = fileBasePath + ext;
- String iconPath = getIconStoragePath() + fileBasePath + ".jpg";
- String iconStoragePath = configuration.getString("Producer.StorageRoot") + iconPath;
- String imageFilePath = getStoragePath() + File.separator + filePath;
+ String imageFilePath = getBaseStoragePath() + File.separator + filePath;
File imageFile = new File(imageFilePath);
- File iconFile = new File(iconStoragePath);
-
+
if (!imageFile.exists()) {
- throw new MediaExc("error in MediaHandlerImagesExtern.produce(): " + filePath + " does not exist!");
- }
- else {
- ImageProcessor processor = new ImageProcessor(imageFile);
-
- processor.descaleImage(maxIconSize, minDescaleRatio, minDescaleReduction);
- File dir = new File(iconFile.getParent());
- if (dir!=null && !dir.exists()){
- dir.mkdirs();
+ throw new MediaExc("error in MediaHandlerImagesExtern.execute(): "
+ + filePath + " does not exist!");
+ } else {
+ ImageProcessor processor = new ImageMagickImageProcessor(imageFile);
+ String iconPath = getBaseIconStoragePath() + fileBasePath + ".jpg";
+ String iconStoragePath = doIconScaling(processor, iconPath);
+ anImageEntity.setFieldValue("icon_height", new Integer(processor.getScaledHeight()).toString());
+ anImageEntity.setFieldValue("icon_width", new Integer(processor.getScaledWidth()).toString());
+ anImageEntity.setFieldValue("icon_path", iconPath);
+
+ if (scaleImages) {
+ String imageOriginalRelPath = doImageScaling(filePath, imageFile, processor);
+ anImageEntity.setFieldValue("original_file_path", imageOriginalRelPath);
+ anImageEntity.setFieldValue("img_height", Integer.toString(processor.getScaledHeight()));
+ anImageEntity.setFieldValue("img_width", Integer.toString(processor.getScaledWidth()));
+ } else {
+ anImageEntity.setFieldValue("img_height", new Integer(processor.getHeight()).toString());
+ anImageEntity.setFieldValue("img_width", new Integer(processor.getWidth()).toString());
}
- processor.writeScaledData(iconFile, "JPEG");
-
- anImageEntity.setValueForProperty("img_height", new Integer(processor.getHeight()).toString());
- anImageEntity.setValueForProperty("img_width", new Integer(processor.getWidth()).toString());
-
- anImageEntity.setValueForProperty("icon_height", new Integer(processor.getScaledHeight()).toString());
- anImageEntity.setValueForProperty("icon_width", new Integer(processor.getScaledWidth()).toString());
-
- anImageEntity.setValueForProperty("icon_path", iconPath);
- anImageEntity.setValueForProperty("publish_path", filePath);
-
+ processor.cleanup();
+ anImageEntity.setFieldValue("publish_path", filePath);
anImageEntity.update();
-
-
+ reportChange(iconStoragePath);
+ reportChange(imageFilePath);
}
}
catch(Throwable t) {
- logger.error("MediaHandlerImagesExtern.produce: " + t.getMessage());
- t.printStackTrace(logger.asPrintWriter(LoggerWrapper.DEBUG_MESSAGE));
+ logger.error("MediaHandlerImagesExtern.execute: " + t.getMessage(), t);
throw new MediaFailure(t.getMessage(), t);
}
}
+ /**
+ * Scale an icon image and write it to the file system.
+ * @param processor
+ * @param iconPath
+ * @return
+ * @throws MediaExc
+ */
+ private String doIconScaling(ImageProcessor processor, String iconPath) throws MediaExc {
+ String iconStoragePath = configuration.getString("Producer.StorageRoot") + iconPath;
+ File iconFile = new File(iconStoragePath);
+ processor.descaleImage(maxIconSize, minDescaleRatio, minDescaleReduction);
+ File dir = new File(iconFile.getParent());
+ if (dir != null && !dir.exists()) {
+ dir.mkdirs();
+ }
+ processor.writeScaledData(iconFile, "JPEG");
+ return iconStoragePath;
+ }
+
+ /**
+ * Make the resized file.
+ * @param filePath
+ * @param imageFile
+ * @param processor
+ * @return
+ * @throws MediaExc
+ * @throws IOException
+ */
+ private String doImageScaling(String filePath, File imageFile, ImageProcessor processor) throws MediaExc, IOException {
+ // get a file path where the the original image should be saved if image resizing is turned on
+ String imagesOriginalDir = configuration.getString("Producer.ImagesOriginalDir.Path");
+ String imagesOriginalDirRelPath = configuration.getString("Producer.ImagesOriginalDir.RelPath");
+ String imageOriginalFilePath = imagesOriginalDir + filePath;
+ String imageOriginalRelPath = imagesOriginalDirRelPath + filePath;
+ File originalFile = new File(imageOriginalFilePath);
+ processor.descaleImage(maxSize, minDescaleRatio, minDescaleReduction);
+ File originalDir = new File(originalFile.getParent());
+ if (originalDir != null && !originalDir.exists()) {
+ originalDir.mkdirs();
+ }
+ if (!originalFile.exists()) {
+ FileRoutines.copy(imageFile, originalFile);
+ reportChange(originalFile.getAbsolutePath());
+ }
+ // yoss: don't write the scaled data again if it's the same size as
+ // the file that's there right now. Image producer runs are 4 times
+ // faster this way.
+ if (processor.getScaledFileSize() != imageFile.length()) {
+ processor.writeScaledData(imageFile, "JPEG");
+ }
+ return imageOriginalRelPath;
+ }
- public InputStream getIcon(Entity anImageEntity) throws MediaExc, MediaFailure {
+/** {@inheritDoc} */
+ public InputStream getThumbnail(Entity anImageEntity) throws MediaExc, MediaFailure {
try {
- String filePath =
- configuration.getString("Producer.StorageRoot") + anImageEntity.getValue("icon_path");
+ File file = new File(configuration.getString("Producer.StorageRoot") + anImageEntity.getFieldValue("icon_path"));
- logger.info(filePath);
+ if (!file.exists()) {
+ // hackish
+ file = new File(configuration.getHome(), "../img/photo_big.gif");
+ }
- return new FileInputStream(new File(filePath));
+ return new BufferedInputStream(
+ new FileInputStream(file),8192);
}
catch (Throwable t) {
return null;
return "image/jpeg";
}
- public String getStoragePath()
+ public String getBaseStoragePath()
{
return configuration.getString("Producer.Image.Path");
}
- public String getIconStoragePath()
+ public String getBaseIconStoragePath()
{
return configuration.getString("Producer.Image.IconPath");
}
return "Image";
}
- public boolean isVideo()
- {
- return false;
- }
-
- public boolean isAudio()
- {
- return false;
- }
-
- public boolean isImage ()
- {
- return true;
- }
-
public String getDescr(Entity mediaType)
{
return "image/jpeg";