CLI search, step 1
[fanfix.git] / src / be / nikiroo / fanfix / reader / BasicReader.java
index cbd4e0308a4584895b805d7ed3ac8bbdaf2c3732..c749a59cdc6e1c1149282a78c6b777ef1f680a2b 100644 (file)
@@ -1,10 +1,14 @@
 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.Instance;
 import be.nikiroo.fanfix.bundles.Config;
@@ -15,6 +19,7 @@ import be.nikiroo.fanfix.library.BasicLibrary;
 import be.nikiroo.fanfix.library.LocalLibrary;
 import be.nikiroo.fanfix.supported.BasicSupport;
 import be.nikiroo.utils.Progress;
+import be.nikiroo.utils.StringUtils;
 import be.nikiroo.utils.serial.SerialUtils;
 
 /**
@@ -29,7 +34,9 @@ public abstract class BasicReader implements Reader {
        private static ReaderType defaultType = ReaderType.GUI;
 
        private BasicLibrary lib;
+       private MetaData meta;
        private Story story;
+       private int chapter;
 
        /**
         * Take the default reader type configuration from the config file.
@@ -46,10 +53,16 @@ public abstract class BasicReader implements Reader {
                }
        }
 
-       public Story getStory() {
+       @Override
+       public synchronized Story getStory(Progress pg) {
+               if (story == null) {
+                       story = getLibrary().getStory(meta.getLuid(), pg);
+               }
+
                return story;
        }
 
+       @Override
        public BasicLibrary getLibrary() {
                if (lib == null) {
                        lib = defaultLibrary;
@@ -58,30 +71,56 @@ public abstract class BasicReader implements Reader {
                return lib;
        }
 
-       public void setLibrary(LocalLibrary lib) {
+       @Override
+       public void setLibrary(BasicLibrary lib) {
                this.lib = lib;
        }
 
-       public void setStory(String luid, Progress pg) throws IOException {
-               story = lib.getStory(luid, pg);
-               if (story == null) {
+       @Override
+       public synchronized MetaData getMeta() {
+               return meta;
+       }
+
+       @Override
+       public synchronized void setMeta(MetaData meta) throws IOException {
+               setMeta(meta == null ? null : meta.getLuid()); // must check the library
+       }
+
+       @Override
+       public synchronized void setMeta(String luid) throws IOException {
+               story = null;
+               meta = getLibrary().getInfo(luid);
+
+               if (meta == null) {
                        throw new IOException("Cannot retrieve story from library: " + luid);
                }
        }
 
-       public void setStory(URL source, Progress pg) throws IOException {
-               BasicSupport support = BasicSupport.getSupport(source);
+       @Override
+       public synchronized void setMeta(URL url, Progress pg) throws IOException {
+               BasicSupport support = BasicSupport.getSupport(url);
                if (support == null) {
-                       throw new IOException("URL not supported: " + source.toString());
+                       throw new IOException("URL not supported: " + url.toString());
                }
 
-               story = support.process(source, pg);
+               story = support.process(pg);
                if (story == null) {
                        throw new IOException(
                                        "Cannot retrieve story from external source: "
-                                                       + source.toString());
-
+                                                       + url.toString());
                }
+
+               meta = story.getMeta();
+       }
+
+       @Override
+       public int getChapter() {
+               return chapter;
+       }
+
+       @Override
+       public void setChapter(int chapter) {
+               this.chapter = chapter;
        }
 
        /**
@@ -98,15 +137,16 @@ public abstract class BasicReader implements Reader {
                                                .getTypeName());
                        }
                } catch (Exception e) {
-                       Instance.syserr(new Exception("Cannot create a reader of type: "
-                                       + defaultType + " (Not compiled in?)", e));
+                       Instance.getTraceHandler().error(
+                                       new Exception("Cannot create a reader of type: "
+                                                       + defaultType + " (Not compiled in?)", e));
                }
 
                return null;
        }
 
        /**
-        * The default {@link ReaderType} used when calling
+        * The default {@link Reader.ReaderType} used when calling
         * {@link BasicReader#getReader()}.
         * 
         * @return the default type
@@ -116,7 +156,7 @@ public abstract class BasicReader implements Reader {
        }
 
        /**
-        * The default {@link ReaderType} used when calling
+        * The default {@link Reader.ReaderType} used when calling
         * {@link BasicReader#getReader()}.
         * 
         * @param defaultType
@@ -165,6 +205,45 @@ public abstract class BasicReader implements Reader {
                return source;
        }
 
+       /**
+        * Describe a {@link Story} from its {@link MetaData} and return a list of
+        * title/value that represent this {@link Story}.
+        * 
+        * @param meta
+        *            the {@link MetaData} to represent
+        * 
+        * @return the information
+        */
+       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);
+               }
+
+               metaDesc.put("Author", meta.getAuthor());
+               metaDesc.put("Publication date", formatDate(meta.getDate()));
+               metaDesc.put("Published on", meta.getPublisher());
+               metaDesc.put("URL", meta.getUrl());
+               if (meta.isImageDocument()) {
+                       metaDesc.put("Number of images", format(meta.getWords()));
+               } else {
+                       metaDesc.put("Number of words", format(meta.getWords()));
+               }
+               metaDesc.put("Source", meta.getSource());
+               metaDesc.put("Subject", meta.getSubject());
+               metaDesc.put("Language", meta.getLang());
+               metaDesc.put("Tags", tags.toString());
+
+               return metaDesc;
+       }
+
        /**
         * Open the {@link Story} with an external reader (the program will be
         * passed the main file associated with this {@link Story}).
@@ -173,15 +252,20 @@ public abstract class BasicReader implements Reader {
         *            the {@link BasicLibrary} to select the {@link Story} from
         * @param luid
         *            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 static void open(BasicLibrary lib, String luid) throws IOException {
+       @Override
+       public void openExternal(BasicLibrary lib, String luid, boolean sync)
+                       throws IOException {
                MetaData meta = lib.getInfo(luid);
-               File target = lib.getFile(luid);
+               File target = lib.getFile(luid, null);
 
-               open(meta, target);
+               openExternal(meta, target, sync);
        }
 
        /**
@@ -192,11 +276,15 @@ public abstract class BasicReader implements Reader {
         *            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
         */
-       protected static void open(MetaData meta, File target) throws IOException {
+       protected void openExternal(MetaData meta, File target, boolean sync)
+                       throws IOException {
                String program = null;
                if (meta.isImageDocument()) {
                        program = Instance.getUiConfig().getString(
@@ -210,17 +298,108 @@ public abstract class BasicReader implements Reader {
                        program = null;
                }
 
-               if (program == null) {
-                       try {
-                               Desktop.getDesktop().browse(target.toURI());
-                       } catch (UnsupportedOperationException e) {
-                               Runtime.getRuntime().exec(
-                                               new String[] { "xdg-open", target.getAbsolutePath() });
+               start(target, program, sync);
+       }
+
+       /**
+        * Start a file and open it with the given program if given or the first
+        * default system starter we can find.
+        * 
+        * @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
+        */
+       protected void start(File target, String program, boolean sync)
+                       throws IOException {
 
+               Process proc = null;
+               if (program == null) {
+                       boolean ok = false;
+                       for (String starter : new String[] { "xdg-open", "open", "see",
+                                       "start", "run" }) {
+                               try {
+                                       Instance.getTraceHandler().trace(
+                                                       "starting external program");
+                                       proc = Runtime.getRuntime().exec(
+                                                       new String[] { starter, target.getAbsolutePath() });
+                                       ok = true;
+                                       break;
+                               } catch (IOException e) {
+                               }
+                       }
+                       if (!ok) {
+                               throw new IOException("Cannot find a program to start the file");
                        }
                } else {
-                       Runtime.getRuntime().exec(
+                       Instance.getTraceHandler().trace("starting external program");
+                       proc = Runtime.getRuntime().exec(
                                        new String[] { program, target.getAbsolutePath() });
                }
+
+               if (proc != null && sync) {
+                       try {
+                               proc.waitFor();
+                       } catch (InterruptedException e) {
+                       }
+               }
+       }
+
+       /**
+        * @deprecated use StringUtils when updated
+        */
+       @Deprecated
+       static private String format(long value) {
+               //TODO: use StringUtils
+               
+               String display = "";
+               String suffix = "";
+
+               if (value > 4000) {
+                       value = value / 1000;
+                       suffix = "k";
+               }
+
+               while (value > 0) {
+                       if (!display.isEmpty()) {
+                               display = "." + display;
+                       }
+                       display = (value % 1000) + display;
+                       value = value / 1000;
+               }
+
+               return display + suffix;
+       }
+
+       static private String formatDate(String date) {
+               long ms = 0;
+
+               try {
+                       ms = StringUtils.toTime(date);
+               } catch (ParseException e) {
+               }
+
+               if (ms <= 0) {
+                       SimpleDateFormat sdf = new SimpleDateFormat(
+                                       "yyyy-MM-dd'T'HH:mm:ssSSS");
+                       try {
+                               ms = sdf.parse(date).getTime();
+                       } catch (ParseException e) {
+                       }
+               }
+
+               if (ms > 0) {
+                       SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
+                       return sdf.format(new Date(ms));
+               }
+
+               // :(
+               return date;
        }
 }