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.entity.Entity;
import mir.log.LoggerWrapper;
import mir.media.MediaExc;
import mir.media.image.ImageMagickImageProcessor;
import mir.media.image.ImageProcessor;
import mir.misc.StringUtil;
-import mir.util.FileRoutines;
+
+import java.io.BufferedInputStream;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.io.InputStream;
/**
* Image handler that stores images outside of the database.
* @version 1.0
*/
-public class MediaHandlerImagesExtern extends MediaHandlerGeneric
-{
- private int maxSize;
+public class MediaHandlerImagesExtern extends MediaHandlerGeneric {
private int maxIconSize;
private float minDescaleRatio;
private int minDescaleReduction;
- private boolean scaleImages;
-
+
public MediaHandlerImagesExtern() {
+
logger = new LoggerWrapper("Media.Images.Extern");
- 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 {
+ public void produce(Entity anImageEntity, Entity aMediaTypeEntity) throws MediaExc, MediaFailure {
String date = anImageEntity.getFieldValue("date");
String datePath = StringUtil.webdbDate2path(date);
- String ext = "." + mediaTypeEnt.getFieldValue("name");
+ String ext = "." + aMediaTypeEntity.getFieldValue("name");
String fileBasePath = datePath + anImageEntity.getId();
String filePath = fileBasePath + ext;
-
+ String iconPath = getBaseIconStoragePath() + fileBasePath + ".jpg";
+ String iconStoragePath = configuration.getString("Producer.StorageRoot") + iconPath;
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.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());
+ throw new MediaExc("error in MediaHandlerImagesExtern.execute(): " + filePath + " does not exist!");
+ }
+ else {
+ ImageProcessor processor;
+ try {
+ processor = new ImageMagickImageProcessor(imageFile);
+ }
+ catch (IOException e) {
+ throw new MediaFailure(e);
}
+
+ processor.descaleImage(maxIconSize, minDescaleRatio, minDescaleReduction);
+ File dir = new File(iconFile.getParent());
+ if (dir!=null && !dir.exists()){
+ dir.mkdirs();
+ }
+ processor.writeScaledData(iconFile, "JPEG");
+
+ anImageEntity.setFieldValue("img_height",
+ Integer.toString(processor.getHeight()));
+ anImageEntity.setFieldValue("img_width",
+ Integer.toString(processor.getWidth()));
+
+ anImageEntity.setFieldValue("icon_height",
+ Integer.toString(processor.getScaledHeight()));
+ anImageEntity.setFieldValue("icon_width",
+ Integer.toString(processor.getScaledWidth()));
+
processor.cleanup();
+ anImageEntity.setFieldValue("icon_path", iconPath);
anImageEntity.setFieldValue("publish_path", filePath);
+
anImageEntity.update();
reportChange(iconStoragePath);
reportChange(imageFilePath);
}
- }
- catch(Throwable t) {
- 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;
- }
-/** {@inheritDoc} */
+ /** {@inheritDoc} */
public InputStream getThumbnail(Entity anImageEntity) throws MediaExc, MediaFailure {
try {
File file = new File(configuration.getString("Producer.StorageRoot") + anImageEntity.getFieldValue("icon_path"));