src/be/nikiroo/fanfix/supported/Html.java

   1 package be.nikiroo.fanfix.supported;
   2
   3 import java.io.File;
   4 import java.io.IOException;
   5 import java.net.MalformedURLException;
   6 import java.net.URL;
   7
   8 import be.nikiroo.fanfix.Instance;
   9
  10 /**
  11  * Support class for HTML files created with this program (as we need some
  12  * metadata available in those we create).
  13  *
  14  * @author niki
  15  */
  16 class Html extends InfoText {
  17         @Override
  18         public String getSourceName() {
  19                 return "html";
  20         }
  21
  22         @Override
  23         protected boolean supports(URL url) {
  24                 File txt = getTxt(url);
  25                 return txt != null && txt.exists();
  26         }
  27
  28         @Override
  29         public URL getCanonicalUrl(URL source) {
  30                 File txt = getTxt(source);
  31                 if (txt != null) {
  32                         try {
  33                                 source = txt.toURI().toURL();
  34                         } catch (MalformedURLException e) {
  35                                 Instance.getTraceHandler().error(
  36                                                 new IOException("Cannot convert the right URL for "
  37                                                                 + source, e));
  38                         }
  39                 } else {
  40                         Instance.getTraceHandler().error(
  41                                         new IOException("Cannot find the right URL for " + source));
  42                 }
  43
  44                 return source;
  45         }
  46
  47         /**
  48          * Return the associated TXT source file if it can be found.
  49          *
  50          * @param source
  51          *            the source URL
  52          *
  53          * @return the supported source text file or NULL
  54          */
  55         private static File getTxt(URL source) {
  56                 try {
  57                         File fakeFile = new File(source.toURI());
  58                         if (fakeFile.getName().equals("index.html")) { // "story/index.html"
  59                                 fakeFile = new File(fakeFile.getParent()); // -> "story/"
  60                         }
  61
  62                         if (fakeFile.isDirectory()) { // "story/"
  63                                 fakeFile = new File(fakeFile, fakeFile.getName() + ".txt"); // "story/story.txt"
  64                         }
  65
  66                         if (fakeFile.getName().endsWith(".txt")) {
  67                                 return fakeFile;
  68                         }
  69                 } catch (Exception e) {
  70                 }
  71
  72                 return null;
  73         }
  74 }