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Improve metadata extraction from epubs, and clean up the display of popups in the...
authorChris Jaekl <cejaekl@yahoo.com>
Tue, 28 Feb 2017 14:40:07 +0000 (23:40 +0900)
committerChris Jaekl <cejaekl@yahoo.com>
Tue, 28 Feb 2017 14:40:07 +0000 (23:40 +0900)
book.rb patch | blob | history
main.rb patch | blob | history

diff --git a/book.rb b/book.rb
index f59b61a66ea44d17a86e7d999e34496b84fbea99..3cf513957c0a2cc4173266857c95952b8cc0bb14 100644 (file)
--- a/book.rb
+++ b/book.rb
@@ -6,9 +6,12 @@ require 'author'
 require 'cover'
 
 class Book
+  @@DC_NS_URL = 'http://purl.org/dc/elements/1.1/'
+
   def initialize(fileName)
     @author = nil
     @cover = nil
+    @description = nil
     @path = fileName
     @series = nil
     @title = nil
@@ -36,7 +39,11 @@ class Book
     return @cover
   end
 
-  def describe
+  def description
+    @description
+  end
+
+  def heading
     result = []
 
     if nil != @title
@@ -45,7 +52,7 @@ class Book
       result.push('<i>(Unknown title)</i>')
     end
     if nil != @author
-      result.push(@author.to_s())
+      result.push('<i>by ' + @author.to_s() + '</i>')
     end
     
     seriesInfo = []
@@ -191,13 +198,13 @@ class Book
     #-------
     # Author
 
-    creator = opfDoc.css('dc|creator', 'dc' => 'http://purl.org/dc/elements/1.1/')
-    if (nil != creator) and (creator.length > 0)
-      roleNode = creator.attr('role')
-      if nil != roleNode
-        role = roleNode.value
-        if ('aut' == role) and (creator.children.length > 0) and (nil != creator.children[0])
-          name = creator.children[0].content
+    creators = opfDoc.css('dc|creator', 'dc' => @@DC_NS_URL)
+    if (creators.length > 0)
+      creator = creators[0]
+      if nil != creator
+        role = creator['opf:role']
+        if 'aut' == role
+          name = creator.content
           parts = name.split(' ')
           if parts.length > 1
             surname = parts[-1]
@@ -210,6 +217,28 @@ class Book
       end
     end
 
+    #---------------------------------------
+    # Title
+
+    titles = opfDoc.css('dc|title', 'dc' => @@DC_NS_URL)
+    if titles.length > 0
+      title = titles[0]
+      if nil != title
+        @title = title.content
+      end
+    end
+
+    #---------------------------------------
+    # Description
+    
+    descrNodes = opfDoc.css('dc|description', 'dc' => @@DC_NS_URL)
+    if (descrNodes.length > 0)
+      descrNode = descrNodes[0]
+      if nil != descrNode
+        @description = descrNode.content
+      end
+    end
+
     #---------------------------------------
     # Other metadata:  series, volume, cover
 
diff --git a/main.rb b/main.rb
index 8617ab0146577146d30e6ec73c21c7856ab03a1c..2d7f68b25c33c6bf45dbb0e909e17e3146f53e5b 100644 (file)
--- a/main.rb
+++ b/main.rb
@@ -26,6 +26,12 @@ open(outputDir + '/index.html', 'w') do |fd|
   fd.puts '  margin: 10px;'
   fd.puts '  border 3px solid #73ad21;'
   fd.puts '}'
+  fd.puts 'span.popup {  }'
+  fd.puts 'span.popup:hover {text-decoration: none; background: #cfffff; z-index: 6; }'
+  fd.puts 'span.popup span {display: none; position: absolute; '
+  fd.puts '  margin: 4px 0 0 0px; padding: 3px 3px 3px 3px;'
+  fd.puts '  border-style:solid; border-color:black; border-width:1px;}'
+  fd.puts 'span.popup:hover span {display: block; margin: 20px 0 0 0px; background: #ffffaf; z-index:6;}'
   fd.puts '    </style>'
   fd.puts '  </head>'
   fd.puts '  <body>'
@@ -41,7 +47,16 @@ open(outputDir + '/index.html', 'w') do |fd|
     end
 
     fd.puts '    <div><table>'
-    fd.puts '      <tr><td><a href="' + book.path + '">' + image + '</a></td><td>' + book.describe() + '</td></tr>'
+    fd.puts '      <tr><td><a href="' + book.path + '">' + image + '</a></td>'
+
+    heading = book.heading()
+    description = book.description()
+    if nil != description
+      fd.puts '          <td><span class="popup">' + heading + '<span><p>' + heading + '</p><p>' + description + '</p></span></span></td></tr>'
+    else
+      fd.puts '          <td>' + heading + '</td></tr>'
+    end
+      
     fd.puts '    </table></div>'
   end
   
QuanLib: make sense of a library of ebooks