2 * Meviz - Various tools collection to work with multimedia.
3 * Copyright (C) 2012, Svjatoslav Agejenko, svjatoslav@svjatoslav.eu
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of version 2 of the GNU General Public License
7 * as published by the Free Software Foundation.
10 package eu.svjatoslav.meviz.htmlindexer.layouts;
12 import java.io.IOException;
13 import java.io.UnsupportedEncodingException;
14 import java.util.List;
16 import org.apache.log4j.Logger;
18 import eu.svjatoslav.commons.file.FilePathParser;
19 import eu.svjatoslav.meviz.htmlindexer.AbstractIndexer;
20 import eu.svjatoslav.meviz.htmlindexer.Constants;
21 import eu.svjatoslav.meviz.htmlindexer.IndexingContext;
22 import eu.svjatoslav.meviz.htmlindexer.Layout;
23 import eu.svjatoslav.meviz.htmlindexer.Utils;
24 import eu.svjatoslav.meviz.htmlindexer.metadata.Dimension;
25 import eu.svjatoslav.meviz.htmlindexer.metadata.DirectoryMetadata;
26 import eu.svjatoslav.meviz.htmlindexer.metadata.fileTypes.AbstractFile;
27 import eu.svjatoslav.meviz.htmlindexer.metadata.fileTypes.GeneralFile;
28 import eu.svjatoslav.meviz.htmlindexer.metadata.fileTypes.Picture;
30 public class MixedLayout implements Layout {
32 public static final String encoding = "UTF-8";
34 Logger logger = Logger.getLogger(MixedLayout.class);
36 StringBuffer dirHtml = new StringBuffer();
38 StringBuffer filesHtml = new StringBuffer();
44 private AbstractIndexer indexer;
46 private IndexingContext indexingContext;
49 public void enlistDirectory(final AbstractFile directory,
50 final DirectoryMetadata parentDirectoryMetadata) {
51 dirHtml.append("<TR>");
52 dirHtml.append("<TD><b><a href=\""
53 + indexer.getDirectoryUrl(directory, indexingContext)
54 + "\"><h2> ==> " + directory.fileName + "</h2></a></b></TD>");
55 dirHtml.append("</TR>\n");
60 public void enlistFile(final AbstractFile file,
61 final DirectoryMetadata parentDirectoryMetadata) {
63 final String fullFileName = file.fileName;
65 filesHtml.append("<div style=\"clear: both;\"><a href=\""
66 + indexingContext.getGlobalUrl()
67 + Utils.urlEncode(indexingContext.getLocalUrl() + "/"
68 + fullFileName) + "\">" + fullFileName + "</a>\n");
69 filesHtml.append(" ("
70 + FilePathParser.getFileSizeDescription(file.getFileLength())
76 public void enlistImage(final Picture picture,
77 final DirectoryMetadata parentDirectoryMetadata) {
79 enlistImageInternal(picture);
80 } catch (final Exception e) {
82 "Error generating thumbnails for image file: "
84 + ", thumbnail generation skipped, enlisting as ordinary file instead.",
86 enlistFile(picture, parentDirectoryMetadata);
90 private String enlistImageDimensions(final Picture picture) {
91 final StringBuilder html = new StringBuilder();
93 final List<Dimension> recommendedDimensions = Picture
94 .getThumbnailDimensions(picture.getDimensions());
97 for (final Dimension dimension : recommendedDimensions) {
101 html.append("<a href=\""
102 + indexer.getThumbnailUrl(picture, dimension,
103 indexingContext) + "\">");
104 html.append(dimension.width + "x" + dimension.height);
108 return html.toString();
111 private void enlistImageInternal(final Picture picture) {
113 filesHtml.append("<div style=\"float:left; margin: 10px;\">");
115 // clickable image thumbnail
116 filesHtml.append("<a href=\""
117 + indexingContext.getGlobalUrl()
118 + Utils.urlEncode(indexingContext.getLocalUrl() + "/"
119 + picture.fileName) + "\">\n");
121 filesHtml.append("<img border=\"0\" src=\""
122 + getImageThumbnailUrl(picture) + "\"/></a><br/>\n");
125 filesHtml.append("<b>"
126 + FilePathParser.getFileNameWithoutExtension(picture.fileName)
129 // links to thumbnails of various sizes
130 filesHtml.append("(" + enlistImageDimensions(picture) + ")\n");
132 filesHtml.append("</div>");
137 public void enlistOgv(final AbstractFile abstractFile,
138 final DirectoryMetadata parentDirectoryMetadata)
139 throws UnsupportedEncodingException {
141 final GeneralFile file = (GeneralFile) abstractFile;
143 filesHtml.append("<div style=\"margin: 30px; clear: both;\">");
147 .append("<video preload=\"metadata\" controls=\"controls\" tabindex=\"0\">\n");
149 .append("<source type=\"video/ogg\" codecs=\"theora, vorbis\" src=\""
150 + indexingContext.getGlobalUrl()
151 + Utils.urlEncode(indexingContext.getLocalUrl() + "/"
152 + file.fileName) + "\">\n");
153 filesHtml.append("</source>\n");
154 filesHtml.append("</video>\n");
155 filesHtml.append("<br/>\n");
161 .getFileNameWithoutExtension(file.fileName)
162 + "<b/> ");
164 // video download link
165 filesHtml.append("<a href=\""
166 + indexingContext.getGlobalUrl()
167 + Utils.urlEncode(indexingContext.getLocalUrl() + "/"
168 + file.fileName) + "\">download as OGV file</a>");
170 filesHtml.append("</div>\n");
172 filesHtml.append("\n");
178 public String getFileNameSuffix() {
185 * @throws IOException
188 public String getHtml(final boolean showTitle,
189 final boolean doHtmlHeaderAndFooter,
190 final DirectoryMetadata directory) {
192 // assemble final page HTML
193 final StringBuffer html = new StringBuffer();
195 if (doHtmlHeaderAndFooter) {
197 html.append("<HTML>\n");
198 html.append("<HEAD>\n");
199 html.append(" <meta HTTP-EQUIV=\"Content-Type\" CONTENT=\"text/html; charset=UTF-8\"/>\n");
200 html.append("</HEAD>\n");
201 html.append("<BODY bgcolor=\"#000000\" alink=\"#50ffff\" link=\"#50ffff\" vlink=\"#ff50ff\" text=\"#ffffff\">\n");
202 html.append("<!-- " + Constants.HTML_MAGIC_STRING + " -->\n");
203 html.append("<!-- " + Constants.HTML_MEMO + " -->\n");
204 html.append("<font color=\"#ffffff\">\n");
208 html.append("<CENTER><H1>" + galleryTitle + "</H1></CENTER>\n");
210 html.append(showCurrentPath());
211 html.append(listDirectories());
212 html.append(directory.getHeaderMevizMetadataHtml());
213 html.append(filesHtml.toString());
215 if (doHtmlHeaderAndFooter)
216 html.append("</font></BODY></HTML>\n");
218 return html.toString();
221 private String getImageThumbnailUrl(final Picture picture) {
222 final Dimension imageSize = picture.getDimensions();
224 Dimension listingDimension = new Dimension(1500, 450);
226 if (listingDimension.width > imageSize.width)
227 if (listingDimension.height > imageSize.height)
228 listingDimension = imageSize;
230 return indexer.getThumbnailUrl(picture, listingDimension,
235 public void init(final String galleryTitle, final List<String> path,
236 final AbstractIndexer indexer, final IndexingContext indexingContext) {
238 this.indexer = indexer;
239 this.galleryTitle = galleryTitle;
241 this.indexingContext = indexingContext;
243 dirHtml = new StringBuffer();
244 filesHtml = new StringBuffer();
247 private String listDirectories() {
248 final StringBuilder html = new StringBuilder();
249 html.append("<TABLE>\n");
251 if (path.size() > 0) {
253 html.append("<TD><b><a href=\""
254 + indexer.getParentDirectoryUrl(indexingContext)
255 + "\"><h2> <== parent directory</h2></a></b></TD>");
256 html.append("</TR>\n");
259 html.append(dirHtml.toString());
260 html.append("\n<TR><TD><br></TD></TR>\n");
261 html.append("</TABLE>\n");
263 return html.toString();
266 private String showCurrentPath() {
267 final StringBuilder html = new StringBuilder();
268 html.append("<CENTER><H2>");
269 for (final String p : path)
270 html.append(" / " + p);
271 html.append("</H2></CENTER>\n");
273 return html.toString();
277 public void enlistWebm(AbstractFile abstractFile,
278 DirectoryMetadata directory) {
279 final GeneralFile file = (GeneralFile) abstractFile;
281 filesHtml.append("<div style=\"margin: 30px; clear: both;\">");
285 String fileUrl = indexingContext.getGlobalUrl()
286 + Utils.urlEncode(indexingContext.getLocalUrl() + "/"
289 filesHtml.append("<video controls>\n");
290 filesHtml.append(" <source src=\"" + fileUrl
291 + "\" type='video/webm;codecs=\"vp8, opus\"'/>\n");
292 filesHtml.append("</video>\n");
293 filesHtml.append("<br/>\n");
299 .getFileNameWithoutExtension(file.fileName)
300 + "<b/> ");
302 // video download link
303 filesHtml.append("<a href=\""
304 + indexingContext.getGlobalUrl()
305 + Utils.urlEncode(indexingContext.getLocalUrl() + "/"
306 + file.fileName) + "\">download as WebM file</a>");
308 filesHtml.append("</div>\n");
310 filesHtml.append("\n");