X-Git-Url: http://www2.svjatoslav.eu/gitweb/?a=blobdiff_plain;f=src%2Fmain%2Fjava%2Feu%2Fsvjatoslav%2Fmeviz%2Fhtmlindexer%2FWebIndexer.java;h=c649d98cf03da05f3a49ec189366df1c5bf6347d;hb=fd7c0e940fb4059155d07992b8c1902537cf193b;hp=f659a35fcbfb4e2109e2dff3b7d76c07fdd882b6;hpb=9a4e163a8758563c04d36a72ee60669496530100;p=meviz.git

diff --git a/src/main/java/eu/svjatoslav/meviz/htmlindexer/WebIndexer.java b/src/main/java/eu/svjatoslav/meviz/htmlindexer/WebIndexer.java
index f659a35..c649d98 100644
--- a/src/main/java/eu/svjatoslav/meviz/htmlindexer/WebIndexer.java
+++ b/src/main/java/eu/svjatoslav/meviz/htmlindexer/WebIndexer.java
@@ -1,109 +1,128 @@
 package eu.svjatoslav.meviz.htmlindexer;
 
-import java.io.BufferedInputStream;
-import java.io.IOException;
-import java.io.ObjectInputStream;
-import java.net.MalformedURLException;
-import java.net.URL;
-import java.util.List;
-
-import eu.svjatoslav.commons.network.UrlParamEncoder;
 import eu.svjatoslav.meviz.htmlindexer.layouts.MixedLayout;
 import eu.svjatoslav.meviz.htmlindexer.metadata.Dimension;
 import eu.svjatoslav.meviz.htmlindexer.metadata.DirectoryMetadata;
 import eu.svjatoslav.meviz.htmlindexer.metadata.fileTypes.AbstractFile;
 import eu.svjatoslav.meviz.htmlindexer.metadata.fileTypes.Picture;
 
+import java.io.BufferedInputStream;
+import java.io.IOException;
+import java.io.ObjectInputStream;
+import java.io.UnsupportedEncodingException;
+import java.net.URL;
+import java.net.URLEncoder;
+import java.util.List;
+
 public class WebIndexer extends AbstractIndexer {
 
-	private final String globalPrefix;
-	private final String jspPath;
+    private static final int METADATA_LOAD_TRY_COUNT = 10;
+    private final String globalPrefix;
+    private final String jspPath;
+
+    public WebIndexer(final String globalPrefix, final String jspPath) {
+        this.globalPrefix = globalPrefix;
+        this.jspPath = jspPath;
+    }
 
-	public WebIndexer(final String globalPrefix, final String jspPath) {
-		this.globalPrefix = globalPrefix;
-		this.jspPath = jspPath;
-	}
+    @Override
+    public void compileHtml(final Layout layout,
+                            final DirectoryMetadata directory)
+            throws UnsupportedEncodingException {
+        super.compileHtml(layout, directory);
+    }
 
-	@Override
-	public String getDirectoryUrl(final AbstractFile directory,
-			final IndexingContext context) {
-		return jspPath + context.getLocalUrl() + "/"
-				+ UrlParamEncoder.encode(directory.fileName);
-	}
+    @Override
+    public String getDirectoryUrl(final AbstractFile directory,
+                                  final IndexingContext context) {
 
-	public String getHtml(String requestPath) throws MalformedURLException,
-			IOException, ClassNotFoundException {
+        try {
+            return jspPath + context.getLocalUrl() + "/"
+                    + URLEncoder.encode(directory.fileName, "UTF-8");
+        } catch (final UnsupportedEncodingException e) {
+            throw new RuntimeException(e);
+        }
+    }
 
-		if (requestPath.equals("/"))
-			requestPath = "";
+    public String getHtml(String requestPath) throws
+            IOException, ClassNotFoundException {
 
-		final MixedLayout layout = new MixedLayout();
-		final IndexingContext context = new IndexingContext(globalPrefix,
-				requestPath);
-		layout.init("Photos", context.getLocalPathComponents(), this, context);
+        if (requestPath == null)
+            requestPath = "";
 
-		final DirectoryMetadata metadata = getMetadataForPath(requestPath);
+        if (requestPath.equals("/"))
+            requestPath = "";
 
-		compileHtml(layout, metadata);
+        final MixedLayout layout = new MixedLayout();
+        final IndexingContext context = new IndexingContext(globalPrefix,
+                requestPath);
+        layout.init("Photos", context.getLocalPathComponents(), this, context);
 
-		return layout.getHtml(false, false);
-	}
+        final DirectoryMetadata directory = getMetadataForPath(requestPath);
 
-	public DirectoryMetadata getMetadataForPath(final String requestPath)
-			throws IOException, MalformedURLException, ClassNotFoundException {
+        compileHtml(layout, directory);
 
-		final StringBuffer urlStringBuffer = new StringBuffer();
+        return layout.getHtml(false, false, directory);
+    }
 
-		urlStringBuffer.append(globalPrefix);
-		urlStringBuffer.append(UrlParamEncoder.encode(requestPath));
-		urlStringBuffer.append("/.thumbnails/metadata_6.dat");
+    private DirectoryMetadata getMetadataForPath(final String requestPath)
+            throws ClassNotFoundException, IOException {
 
-		final String urlString = urlStringBuffer.toString();
+        final String urlString = globalPrefix + Utils.urlEncode(requestPath) +"/.thumbnails/metadata_6.dat";
 
-		final BufferedInputStream in = new BufferedInputStream(new URL(
-				urlString).openStream());
+        for (int i = 0; true; i++)
+            try {
+                return attemptDirectoryMetadataDownload(urlString);
+            } catch (final IOException e) {
+                if (i > METADATA_LOAD_TRY_COUNT) throw e;
+            }
+    }
 
-		final ObjectInputStream oin = new ObjectInputStream(in);
-		final DirectoryMetadata directory = (DirectoryMetadata) oin
-				.readObject();
-		in.close();
+    private DirectoryMetadata attemptDirectoryMetadataDownload(String urlString) throws IOException, ClassNotFoundException {
+        final BufferedInputStream inputStream = new BufferedInputStream(new URL(
+                urlString).openStream());
 
-		return directory;
-	}
+        final ObjectInputStream objectInputStream = new ObjectInputStream(inputStream);
+        final DirectoryMetadata directory = (DirectoryMetadata) objectInputStream
+                .readObject();
+        inputStream.close();
 
-	@Override
-	public String getParentDirectoryUrl(final IndexingContext context) {
-		final StringBuffer result = new StringBuffer();
+        return directory;
+    }
 
-		result.append(jspPath);
+    @Override
+    public String getParentDirectoryUrl(final IndexingContext context) {
+        final StringBuilder result = new StringBuilder();
 
-		final List<String> components = context.getLocalPathComponents();
+        result.append(jspPath);
 
-		for (final String pathComponent : components.subList(0,
-				components.size() - 1)) {
-			result.append("/");
-			result.append(pathComponent);
-		}
+        final List<String> components = context.getLocalPathComponents();
 
-		return result.toString();
-	}
+        for (final String pathComponent : components.subList(0,
+                components.size() - 1)) {
+            result.append("/");
+            result.append(pathComponent);
+        }
 
-	@Override
-	public String getThumbnailUrl(final Picture picture,
-			final Dimension desiredDimension, final IndexingContext context) {
+        return result.toString();
+    }
 
-		// in case thumbnail size was equal to original, then return original
-		// file path
-		if (picture.getDimensions().equals(desiredDimension))
-			return context.getGlobalUrl() + context.getLocalUrl() + "/"
-					+ picture.fileName;
+    @Override
+    public String getThumbnailUrl(final Picture picture,
+                                  final Dimension desiredDimension, final IndexingContext context) {
 
-		final String thumbnailFileName = picture
-				.getRelativeThumbnailFileName(desiredDimension);
+        // in case thumbnail size was equal to original, then return original
+        // file path
+        if (picture.getDimensions().equals(desiredDimension))
+            return context.getGlobalUrl() + context.getLocalUrl() + "/"
+                    + picture.fileName;
+
+        final String thumbnailFileName = picture
+                .getRelativeThumbnailFileName(desiredDimension);
 
-		return context.getGlobalUrl() + context.getLocalUrl() + "/"
-				+ Constants.THUMBNAILS_DIRECTORY_NAME + "/"
-				+ UrlParamEncoder.encode(thumbnailFileName);
-	}
+        return context.getGlobalUrl() + context.getLocalUrl() + "/"
+                + Constants.THUMBNAILS_DIRECTORY_NAME + "/"
+                + Utils.urlEncode(thumbnailFileName);
+    }
 
 }