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                 try {
  25                         File txt = getTxt(url);
  26                         if (txt != null) {
  27                                 return super.supports(txt.toURI().toURL());
  28                         }
  29                 } catch (MalformedURLException e) {
  30                 }
  31
  32                 return false;
  33         }
  34
  35         @Override
  36         public URL getCanonicalUrl(URL source) {
  37                 File txt = getTxt(source);
  38                 if (txt != null) {
  39                         try {
  40                                 source = txt.toURI().toURL();
  41                         } catch (MalformedURLException e) {
  42                                 Instance.getTraceHandler().error(
  43                                                 new IOException("Cannot convert the right URL for "
  44                                                                 + source, e));
  45                         }
  46                 }
  47
  48                 return source;
  49         }
  50
  51         /**
  52          * Return the associated TXT source file if it can be found.
  53          *
  54          * @param source
  55          *            the source URL
  56          *
  57          * @return the supported source text file or NULL
  58          */
  59         private static File getTxt(URL source) {
  60                 try {
  61                         File fakeFile = new File(source.toURI());
  62                         if (fakeFile.getName().equals("index.html")) { // "story/index.html"
  63                                 fakeFile = new File(fakeFile.getParent()); // -> "story/"
  64                         }
  65
  66                         if (fakeFile.isDirectory()) { // "story/"
  67                                 fakeFile = new File(fakeFile, fakeFile.getName() + ".txt"); // "story/story.txt"
  68                         }
  69
  70                         if (fakeFile.getName().endsWith(".txt")) {
  71                                 return fakeFile;
  72                         }
  73                 } catch (Exception e) {
  74                 }
  75
  76                 return null;
  77         }
  78 }