+++ /dev/null
-package be.nikiroo.fanfix.supported;
-
-import java.io.File;
-import java.io.IOException;
-import java.io.InputStream;
-import java.net.MalformedURLException;
-import java.net.URL;
-
-import be.nikiroo.fanfix.Instance;
-import be.nikiroo.utils.Image;
-
-/**
- * Helper class for {@link BasicSupport}, mostly dedicated to images for
- * the classes that implement {@link BasicSupport}.
- *
- * @author niki
- */
-public class BasicSupportImages {
- /**
- * Check if the given resource can be a local image or a remote image, then
- * refresh the cache with it if it is.
- *
- * @param dir
- * the local directory to search, if any
- * @param line
- * the resource to check
- *
- * @return the image if found, or NULL
- *
- */
- public Image getImage(BasicSupport support, File dir, String line) {
- URL url = getImageUrl(support, dir, line);
- if (url != null) {
- if ("file".equals(url.getProtocol())) {
- if (new File(url.getPath()).isDirectory()) {
- return null;
- }
- }
- InputStream in = null;
- try {
- in = Instance.getCache().open(url, support, true);
- return new Image(in);
- } catch (IOException e) {
- } finally {
- if (in != null) {
- try {
- in.close();
- } catch (IOException e) {
- }
- }
- }
- }
-
- return null;
- }
-
- /**
- * Check if the given resource can be a local image or a remote image, then
- * refresh the cache with it if it is.
- *
- * @param dir
- * the local directory to search, if any
- * @param line
- * the resource to check
- *
- * @return the image URL if found, or NULL
- *
- */
- public URL getImageUrl(BasicSupport support, File dir, String line) {
- URL url = null;
-
- if (line != null) {
- // try for files
- if (dir != null && dir.exists() && !dir.isFile()) {
- try {
-
- String relPath = null;
- String absPath = null;
- try {
- relPath = new File(dir, line.trim()).getAbsolutePath();
- } catch (Exception e) {
- // Cannot be converted to path (one possibility to take
- // into account: absolute path on Windows)
- }
- try {
- absPath = new File(line.trim()).getAbsolutePath();
- } catch (Exception e) {
- // Cannot be converted to path (at all)
- }
-
- for (String ext : getImageExt(true)) {
- File absFile = new File(absPath + ext);
- File relFile = new File(relPath + ext);
- if (absPath != null && absFile.exists()
- && absFile.isFile()) {
- url = absFile.toURI().toURL();
- } else if (relPath != null && relFile.exists()
- && relFile.isFile()) {
- url = relFile.toURI().toURL();
- }
- }
- } catch (Exception e) {
- // Should not happen since we control the correct arguments
- }
- }
-
- if (url == null) {
- // try for URLs
- try {
- for (String ext : getImageExt(true)) {
- if (Instance.getCache()
- .check(new URL(line + ext), true)) {
- url = new URL(line + ext);
- break;
- }
- }
-
- // try out of cache
- if (url == null) {
- for (String ext : getImageExt(true)) {
- try {
- url = new URL(line + ext);
- Instance.getCache().refresh(url, support, true);
- break;
- } catch (IOException e) {
- // no image with this ext
- url = null;
- }
- }
- }
- } catch (MalformedURLException e) {
- // Not an url
- }
- }
-
- // refresh the cached file
- if (url != null) {
- try {
- Instance.getCache().refresh(url, support, true);
- } catch (IOException e) {
- // woops, broken image
- url = null;
- }
- }
- }
-
- return url;
- }
-
- /**
- * Return the list of supported image extensions.
- *
- * @param emptyAllowed
- * TRUE to allow an empty extension on first place, which can be
- * used when you may already have an extension in your input but
- * are not sure about it
- *
- * @return the extensions
- */
- public String[] getImageExt(boolean emptyAllowed) {
- if (emptyAllowed) {
- return new String[] { "", ".png", ".jpg", ".jpeg", ".gif", ".bmp" };
- }
-
- return new String[] { ".png", ".jpg", ".jpeg", ".gif", ".bmp" };
- }
-}
git://git.nikiroo.be / fanfix.git / blobdiff