remove reader ui/tui
[nikiroo-utils.git] / src / be / nikiroo / fanfix / reader / BasicReader.java
index f8341ae0b10d32cc75eba966ed116561749ea7cf..9ec08798e111e6f3325a080f2641d742f6a410cc 100644 (file)
 package be.nikiroo.fanfix.reader;
 
-import java.awt.Desktop;
 import java.io.File;
 import java.io.IOException;
 import java.net.MalformedURLException;
 import java.net.URL;
+import java.text.ParseException;
+import java.text.SimpleDateFormat;
+import java.util.Date;
+import java.util.Map;
+import java.util.TreeMap;
 
-import be.nikiroo.fanfix.BasicLibrary;
 import be.nikiroo.fanfix.Instance;
-import be.nikiroo.fanfix.LocalLibrary;
-import be.nikiroo.fanfix.bundles.Config;
 import be.nikiroo.fanfix.bundles.UiConfig;
 import be.nikiroo.fanfix.data.MetaData;
 import be.nikiroo.fanfix.data.Story;
-import be.nikiroo.fanfix.supported.BasicSupport;
-import be.nikiroo.utils.Progress;
-import be.nikiroo.utils.serial.SerialUtils;
+import be.nikiroo.fanfix.library.BasicLibrary;
+import be.nikiroo.utils.StringUtils;
 
 /**
  * The class that handles the different {@link Story} readers you can use.
- * <p>
- * All the readers should be accessed via {@link BasicReader#getReader()}.
  * 
  * @author niki
  */
 public abstract class BasicReader {
-       public enum ReaderType {
-               /** Simple reader that outputs everything on the console */
-               CLI,
-               /** Reader that starts local programs to handle the stories */
-               GUI,
-               /** A text (UTF-8) reader with menu and text windows */
-               TUI,
-
-               ;
-
-               public String getTypeName() {
-                       String pkg = "be.nikiroo.fanfix.reader.";
-                       switch (this) {
-                       case CLI:
-                               return pkg + "CliReader";
-                       case TUI:
-                               return pkg + "TuiReader";
-                       case GUI:
-                               return pkg + "LocalReader";
-                       }
-
-                       return null;
-               }
-       }
-
-       private static BasicLibrary defaultLibrary = Instance.getLibrary();
-       private static ReaderType defaultType = ReaderType.GUI;
-
-       private BasicLibrary lib;
-       private Story story;
-       private ReaderType type;
-
        /**
-        * Take the default reader type configuration from the config file.
+        * Return an {@link URL} from this {@link String}, be it a file path or an
+        * actual {@link URL}.
+        * 
+        * @param sourceString
+        *            the source
+        * 
+        * @return the corresponding {@link URL}
+        * 
+        * @throws MalformedURLException
+        *             if this is neither a file nor a conventional {@link URL}
         */
-       static {
-               String typeString = Instance.getConfig().getString(Config.READER_TYPE);
-               if (typeString != null && !typeString.isEmpty()) {
-                       try {
-                               ReaderType type = ReaderType.valueOf(typeString.toUpperCase());
-                               defaultType = type;
-                       } catch (IllegalArgumentException e) {
-                               // Do nothing
-                       }
+       public static URL getUrl(String sourceString) throws MalformedURLException {
+               if (sourceString == null || sourceString.isEmpty()) {
+                       throw new MalformedURLException("Empty url");
                }
-       }
 
-       /**
-        * The type of this reader.
-        * 
-        * @return the type
-        */
-       public ReaderType getType() {
-               return type;
-       }
+               URL source = null;
+               try {
+                       source = new URL(sourceString);
+               } catch (MalformedURLException e) {
+                       File sourceFile = new File(sourceString);
+                       source = sourceFile.toURI().toURL();
+               }
 
-       /**
-        * The type of this reader.
-        * 
-        * @param type
-        *            the new type
-        */
-       protected BasicReader setType(ReaderType type) {
-               this.type = type;
-               return this;
+               return source;
        }
 
        /**
-        * Return the current {@link Story}.
+        * Describe a {@link Story} from its {@link MetaData} and return a list of
+        * title/value that represent this {@link Story}.
         * 
-        * @return the {@link Story}
-        */
-       public Story getStory() {
-               return story;
-       }
-
-       /**
-        * The {@link LocalLibrary} to load the stories from (by default, takes the
-        * default {@link LocalLibrary}).
+        * @param meta
+        *            the {@link MetaData} to represent
         * 
-        * @return the {@link LocalLibrary}
+        * @return the information
         */
-       public BasicLibrary getLibrary() {
-               if (lib == null) {
-                       lib = defaultLibrary;
+       public static Map<String, String> getMetaDesc(MetaData meta) {
+               Map<String, String> metaDesc = new TreeMap<String, String>();
+
+               // TODO: i18n
+
+               StringBuilder tags = new StringBuilder();
+               for (String tag : meta.getTags()) {
+                       if (tags.length() > 0) {
+                               tags.append(", ");
+                       }
+                       tags.append(tag);
                }
 
-               return lib;
-       }
+               // TODO: i18n
+               metaDesc.put("Author", meta.getAuthor());
+               metaDesc.put("Publication date", formatDate(meta.getDate()));
+               metaDesc.put("Published on", meta.getPublisher());
+               metaDesc.put("URL", meta.getUrl());
+               String count = "";
+               if (meta.getWords() > 0) {
+                       count = StringUtils.formatNumber(meta.getWords());
+               }
+               if (meta.isImageDocument()) {
+                       metaDesc.put("Number of images", count);
+               } else {
+                       metaDesc.put("Number of words", count);
+               }
+               metaDesc.put("Source", meta.getSource());
+               metaDesc.put("Subject", meta.getSubject());
+               metaDesc.put("Language", meta.getLang());
+               metaDesc.put("Tags", tags.toString());
 
-       /**
-        * Change the {@link LocalLibrary} that will be managed by this
-        * {@link BasicReader}.
-        * 
-        * @param lib
-        *            the new {@link LocalLibrary}
-        */
-       public void setLibrary(LocalLibrary lib) {
-               this.lib = lib;
+               return metaDesc;
        }
 
        /**
-        * Create a new {@link BasicReader} for a {@link Story} in the
-        * {@link LocalLibrary}.
+        * Open the {@link Story} with an external reader (the program will be
+        * passed the main file associated with this {@link Story}).
         * 
+        * @param lib
+        *            the {@link BasicLibrary} to select the {@link Story} from
         * @param luid
-        *            the {@link Story} ID
-        * @param pg
-        *            the optional progress reporter
+        *            the {@link Story} LUID
+        * @param sync
+        *            execute the process synchronously (wait until it is terminated
+        *            before returning)
         * 
         * @throws IOException
         *             in case of I/O error
         */
-       public void setStory(String luid, Progress pg) throws IOException {
-               story = lib.getStory(luid, pg);
-               if (story == null) {
-                       throw new IOException("Cannot retrieve story from library: " + luid);
-               }
+       public void openExternal(BasicLibrary lib, String luid, boolean sync)
+                       throws IOException {
+               MetaData meta = lib.getInfo(luid);
+               File target = lib.getFile(luid, null);
+
+               openExternal(meta, target, sync);
        }
 
        /**
-        * Create a new {@link BasicReader} for an external {@link Story}.
+        * Open the {@link Story} with an external reader (the program will be
+        * passed the given target file).
         * 
-        * @param source
-        *            the {@link Story} {@link URL}
-        * @param pg
-        *            the optional progress reporter
+        * @param meta
+        *            the {@link Story} to load
+        * @param target
+        *            the target {@link File}
+        * @param sync
+        *            execute the process synchronously (wait until it is terminated
+        *            before returning)
         * 
         * @throws IOException
         *             in case of I/O error
         */
-       public void setStory(URL source, Progress pg) throws IOException {
-               BasicSupport support = BasicSupport.getSupport(source);
-               if (support == null) {
-                       throw new IOException("URL not supported: " + source.toString());
+       protected void openExternal(MetaData meta, File target, boolean sync)
+                       throws IOException {
+               String program = null;
+               if (meta.isImageDocument()) {
+                       program = Instance.getInstance().getUiConfig().getString(UiConfig.IMAGES_DOCUMENT_READER);
+               } else {
+                       program = Instance.getInstance().getUiConfig().getString(UiConfig.NON_IMAGES_DOCUMENT_READER);
                }
 
-               story = support.process(source, pg);
-               if (story == null) {
-                       throw new IOException(
-                                       "Cannot retrieve story from external source: "
-                                                       + source.toString());
-
+               if (program != null && program.trim().isEmpty()) {
+                       program = null;
                }
-       }
 
-       /**
-        * Start the {@link Story} Reading.
-        * 
-        * @throws IOException
-        *             in case of I/O error or if the {@link Story} was not
-        *             previously set
-        */
-       public abstract void read() throws IOException;
+               start(target, program, sync);
+       }
 
        /**
-        * Read the selected chapter (starting at 1).
+        * Start a file and open it with the given program if given or the first
+        * default system starter we can find.
         * 
-        * @param chapter
-        *            the chapter
+        * @param target
+        *            the target to open
+        * @param program
+        *            the program to use or NULL for the default system starter
+        * @param sync
+        *            execute the process synchronously (wait until it is terminated
+        *            before returning)
         * 
         * @throws IOException
-        *             in case of I/O error or if the {@link Story} was not
-        *             previously set
-        */
-       public abstract void read(int chapter) throws IOException;
-
-       /**
-        * Start the reader in browse mode for the given source (or pass NULL for
-        * all sources).
-        * 
-        * @param library
-        *            the library to browse
-        * 
-        * @param source
-        *            the type of {@link Story} to take into account, or NULL for
-        *            all
+        *             in case of I/O error
         */
-       public abstract void browse(String source);
+       protected void start(File target, String program, boolean sync)
+                       throws IOException {
 
-       /**
-        * Return a new {@link BasicReader} ready for use if one is configured.
-        * <p>
-        * Can return NULL if none are configured.
-        * 
-        * @return a {@link BasicReader}, or NULL if none configured
-        */
-       public static BasicReader getReader() {
-               try {
-                       if (defaultType != null) {
-                               return ((BasicReader) SerialUtils.createObject(defaultType
-                                               .getTypeName())).setType(defaultType);
+               Process proc = null;
+               if (program == null) {
+                       boolean ok = false;
+                       for (String starter : new String[] { "xdg-open", "open", "see",
+                                       "start", "run" }) {
+                               try {
+                                       Instance.getInstance().getTraceHandler().trace("starting external program");
+                                       proc = Runtime.getRuntime().exec(new String[] { starter, target.getAbsolutePath() });
+                                       ok = true;
+                                       break;
+                               } catch (IOException e) {
+                               }
                        }
-               } catch (Exception e) {
-                       Instance.syserr(new Exception("Cannot create a reader of type: "
-                                       + defaultType + " (Not compiled in?)", e));
-               }
-
-               return null;
-       }
-
-       /**
-        * The default {@link ReaderType} used when calling
-        * {@link BasicReader#getReader()}.
-        * 
-        * @return the default type
-        */
-       public static ReaderType getDefaultReaderType() {
-               return defaultType;
-       }
-
-       /**
-        * The default {@link ReaderType} used when calling
-        * {@link BasicReader#getReader()}.
-        * 
-        * @param defaultType
-        *            the new default type
-        */
-       public static void setDefaultReaderType(ReaderType defaultType) {
-               BasicReader.defaultType = defaultType;
-       }
-
-       /**
-        * Change the default {@link LocalLibrary} to open with the
-        * {@link BasicReader}s.
-        * 
-        * @param lib
-        *            the new {@link LocalLibrary}
-        */
-       public static void setDefaultLibrary(BasicLibrary lib) {
-               BasicReader.defaultLibrary = lib;
-       }
-
-       /**
-        * Return an {@link URL} from this {@link String}, be it a file path or an
-        * actual {@link URL}.
-        * 
-        * @param sourceString
-        *            the source
-        * 
-        * @return the corresponding {@link URL}
-        * 
-        * @throws MalformedURLException
-        *             if this is neither a file nor a conventional {@link URL}
-        */
-       public static URL getUrl(String sourceString) throws MalformedURLException {
-               if (sourceString == null || sourceString.isEmpty()) {
-                       throw new MalformedURLException("Empty url");
+                       if (!ok) {
+                               throw new IOException("Cannot find a program to start the file");
+                       }
+               } else {
+                       Instance.getInstance().getTraceHandler().trace("starting external program");
+                       proc = Runtime.getRuntime().exec(
+                                       new String[] { program, target.getAbsolutePath() });
                }
 
-               URL source = null;
-               try {
-                       source = new URL(sourceString);
-               } catch (MalformedURLException e) {
-                       File sourceFile = new File(sourceString);
-                       source = sourceFile.toURI().toURL();
+               if (proc != null && sync) {
+                       try {
+                               proc.waitFor();
+                       } catch (InterruptedException e) {
+                       }
                }
-
-               return source;
        }
 
-       // open with external player the related file
-       public static void open(BasicLibrary lib, String luid) throws IOException {
-               MetaData meta = lib.getInfo(luid);
-               File target = lib.getFile(luid);
+       static private String formatDate(String date) {
+               long ms = 0;
 
-               open(meta, target);
-       }
+               if (date != null && !date.isEmpty()) {
+                       try {
+                               ms = StringUtils.toTime(date);
+                       } catch (ParseException e) {
+                       }
 
-       // open with external player the related file
-       protected static void open(MetaData meta, File target) throws IOException {
-               String program = null;
-               if (meta.isImageDocument()) {
-                       program = Instance.getUiConfig().getString(
-                                       UiConfig.IMAGES_DOCUMENT_READER);
-               } else {
-                       program = Instance.getUiConfig().getString(
-                                       UiConfig.NON_IMAGES_DOCUMENT_READER);
-               }
+                       if (ms <= 0) {
+                               SimpleDateFormat sdf = new SimpleDateFormat(
+                                               "yyyy-MM-dd'T'HH:mm:ssSSS");
+                               try {
+                                       ms = sdf.parse(date).getTime();
+                               } catch (ParseException e) {
+                               }
+                       }
 
-               if (program != null && program.trim().isEmpty()) {
-                       program = null;
+                       if (ms > 0) {
+                               SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
+                               return sdf.format(new Date(ms));
+                       }
                }
 
-               if (program == null) {
-                       try {
-                               Desktop.getDesktop().browse(target.toURI());
-                       } catch (UnsupportedOperationException e) {
-                               Runtime.getRuntime().exec(
-                                               new String[] { "xdg-open", target.getAbsolutePath() });
-
-                       }
-               } else {
-                       Runtime.getRuntime().exec(
-                                       new String[] { program, target.getAbsolutePath() });
+               if (date == null) {
+                       date = "";
                }
+
+               // :(
+               return date;
        }
 }