src/be/nikiroo/fanfix/reader/LocalReader.java

   1 package be.nikiroo.fanfix.reader;
   2
   3 import java.awt.Desktop;
   4 import java.awt.EventQueue;
   5 import java.io.File;
   6 import java.io.IOException;
   7 import java.net.URISyntaxException;
   8
   9 import javax.swing.JEditorPane;
  10 import javax.swing.JLabel;
  11 import javax.swing.JOptionPane;
  12 import javax.swing.event.HyperlinkEvent;
  13 import javax.swing.event.HyperlinkListener;
  14
  15 import be.nikiroo.fanfix.Instance;
  16 import be.nikiroo.fanfix.Library;
  17 import be.nikiroo.fanfix.VersionCheck;
  18 import be.nikiroo.fanfix.bundles.UiConfig;
  19 import be.nikiroo.fanfix.data.MetaData;
  20 import be.nikiroo.fanfix.data.Story;
  21 import be.nikiroo.fanfix.output.BasicOutput.OutputType;
  22 import be.nikiroo.utils.Progress;
  23 import be.nikiroo.utils.Version;
  24
  25 class LocalReader extends BasicReader {
  26         private Library lib;
  27
  28         public LocalReader() throws IOException {
  29                 File dir = Instance.getReaderDir();
  30                 dir.mkdirs();
  31                 if (!dir.exists()) {
  32                         throw new IOException(
  33                                         "Cannote create cache directory for local reader: " + dir);
  34                 }
  35
  36                 OutputType text = null;
  37                 OutputType images = null;
  38
  39                 try {
  40                         text = OutputType.valueOfNullOkUC(Instance.getUiConfig().getString(
  41                                         UiConfig.NON_IMAGES_DOCUMENT_TYPE));
  42                         if (text == null) {
  43                                 text = OutputType.HTML;
  44                         }
  45
  46                         images = OutputType.valueOfNullOkUC(Instance.getUiConfig()
  47                                         .getString(UiConfig.IMAGES_DOCUMENT_TYPE));
  48                         if (images == null) {
  49                                 images = OutputType.CBZ;
  50                         }
  51                 } catch (Exception e) {
  52                         UiConfig key = (text == null) ? UiConfig.NON_IMAGES_DOCUMENT_TYPE
  53                                         : UiConfig.IMAGES_DOCUMENT_TYPE;
  54                         String value = Instance.getUiConfig().getString(key);
  55
  56                         throw new IOException(
  57                                         String.format(
  58                                                         "The configuration option %s is not valid: %s",
  59                                                         key, value), e);
  60                 }
  61
  62                 lib = new Library(dir, text, images);
  63         }
  64
  65         @Override
  66         public void read() throws IOException {
  67                 if (getStory() == null) {
  68                         throw new IOException("No story to read");
  69                 }
  70
  71                 open(getStory().getMeta().getLuid(), null);
  72         }
  73
  74         @Override
  75         public void read(int chapter) throws IOException {
  76                 // TODO: show a special page?
  77                 read();
  78         }
  79
  80         /**
  81          * Import the story into the local reader library, and keep the same LUID.
  82          *
  83          * @param luid
  84          *            the Library UID
  85          * @param pg
  86          *            the optional progress reporter
  87          *
  88          * @throws IOException
  89          *             in case of I/O error
  90          */
  91         public void imprt(String luid, Progress pg) throws IOException {
  92                 Progress pgGetStory = new Progress();
  93                 Progress pgSave = new Progress();
  94                 if (pg != null) {
  95                         pg.setMax(2);
  96                         pg.addProgress(pgGetStory, 1);
  97                         pg.addProgress(pgSave, 1);
  98                 }
  99
 100                 try {
 101                         Story story = Instance.getLibrary().getStory(luid, pgGetStory);
 102                         if (story != null) {
 103                                 story = lib.save(story, luid, pgSave);
 104                         } else {
 105                                 throw new IOException("Cannot find story in Library: " + luid);
 106                         }
 107                 } catch (IOException e) {
 108                         throw new IOException(
 109                                         "Cannot import story from library to LocalReader library: "
 110                                                         + luid, e);
 111                 }
 112         }
 113
 114         /**
 115          * Get the target file related to this {@link Story}.
 116          *
 117          * @param luid
 118          *            the LUID of the {@link Story}
 119          * @param pg
 120          *            the optional progress reporter
 121          *
 122          * @return the target file
 123          *
 124          * @throws IOException
 125          *             in case of I/O error
 126          */
 127         public File getTarget(String luid, Progress pg) throws IOException {
 128                 File file = lib.getFile(luid);
 129                 if (file == null) {
 130                         imprt(luid, pg);
 131                         file = lib.getFile(luid);
 132                 }
 133
 134                 return file;
 135         }
 136
 137         /**
 138          * Check if the {@link Story} denoted by this Library UID is present in the
 139          * {@link LocalReader} cache.
 140          *
 141          * @param luid
 142          *            the Library UID
 143          *
 144          * @return TRUE if it is
 145          */
 146         public boolean isCached(String luid) {
 147                 return lib.getInfo(luid) != null;
 148         }
 149
 150         @Override
 151         public void start(String type) {
 152                 // TODO: improve presentation of update message
 153                 final VersionCheck updates = VersionCheck.check();
 154                 StringBuilder builder = new StringBuilder();
 155
 156                 final JEditorPane updateMessage = new JEditorPane("text/html", "");
 157                 if (updates.isNewVersionAvailable()) {
 158                         builder.append("A new version of the program is available at <span style='color: blue;'>https://github.com/nikiroo/fanfix/releases</span>");
 159                         builder.append("<br>");
 160                         builder.append("<br>");
 161                         for (Version v : updates.getNewer()) {
 162                                 builder.append("\t<b>Version " + v + "</b>");
 163                                 builder.append("<br>");
 164                                 builder.append("<ul>");
 165                                 for (String item : updates.getChanges().get(v)) {
 166                                         builder.append("<li>" + item + "</li>");
 167                                 }
 168                                 builder.append("</ul>");
 169                         }
 170
 171                         // html content
 172                         updateMessage.setText("<html><body>" //
 173                                         + builder//
 174                                         + "</body></html>");
 175
 176                         // handle link events
 177                         updateMessage.addHyperlinkListener(new HyperlinkListener() {
 178                                 public void hyperlinkUpdate(HyperlinkEvent e) {
 179                                         if (e.getEventType().equals(
 180                                                         HyperlinkEvent.EventType.ACTIVATED))
 181                                                 try {
 182                                                         Desktop.getDesktop().browse(e.getURL().toURI());
 183                                                 } catch (IOException ee) {
 184                                                         Instance.syserr(ee);
 185                                                 } catch (URISyntaxException ee) {
 186                                                         Instance.syserr(ee);
 187                                                 }
 188                                 }
 189                         });
 190                         updateMessage.setEditable(false);
 191                         updateMessage.setBackground(new JLabel().getBackground());
 192                 }
 193
 194                 final String typeFinal = type;
 195                 EventQueue.invokeLater(new Runnable() {
 196                         public void run() {
 197                                 if (updates.isNewVersionAvailable()) {
 198                                         int rep = JOptionPane.showConfirmDialog(null,
 199                                                         updateMessage, "Updates available",
 200                                                         JOptionPane.OK_CANCEL_OPTION);
 201                                         if (rep == JOptionPane.OK_OPTION) {
 202                                                 updates.ok();
 203                                         } else {
 204                                                 updates.ignore();
 205                                         }
 206                                 }
 207
 208                                 new LocalReaderFrame(LocalReader.this, typeFinal)
 209                                                 .setVisible(true);
 210                         }
 211                 });
 212         }
 213
 214         // delete from local reader library
 215         void clearLocalReaderCache(String luid) {
 216                 lib.delete(luid);
 217         }
 218
 219         // delete from main library
 220         void delete(String luid) {
 221                 lib.delete(luid);
 222                 Instance.getLibrary().delete(luid);
 223         }
 224
 225         // open the given book
 226         void open(String luid, Progress pg) throws IOException {
 227                 MetaData meta = Instance.getLibrary().getInfo(luid);
 228                 File target = getTarget(luid, pg);
 229
 230                 String program = null;
 231                 if (meta.isImageDocument()) {
 232                         program = Instance.getUiConfig().getString(
 233                                         UiConfig.IMAGES_DOCUMENT_READER);
 234                 } else {
 235                         program = Instance.getUiConfig().getString(
 236                                         UiConfig.NON_IMAGES_DOCUMENT_READER);
 237                 }
 238
 239                 if (program != null && program.trim().isEmpty()) {
 240                         program = null;
 241                 }
 242
 243                 if (program == null) {
 244                         try {
 245                                 Desktop.getDesktop().browse(target.toURI());
 246                         } catch (UnsupportedOperationException e) {
 247                                 Runtime.getRuntime().exec(
 248                                                 new String[] { "xdg-open", target.getAbsolutePath() });
 249
 250                         }
 251                 } else {
 252                         Runtime.getRuntime().exec(
 253                                         new String[] { program, target.getAbsolutePath() });
 254
 255                 }
 256         }
 257 }