X-Git-Url: http://jaekl.net/gitweb/?a=blobdiff_plain;f=book.rb;h=370093da92964413102b286792ab27a4e8ed6415;hb=061091d1fc2bb2351afc695a5fcbdbc19e48e03b;hp=5f14aed14790523eaa012e07857d650bfb43b1e2;hpb=0104e6084e78bc47f39ad73698bd8d63090d5eef;p=quanlib.git

diff --git a/book.rb b/book.rb
index 5f14aed..370093d 100644
--- a/book.rb
+++ b/book.rb
@@ -1,10 +1,15 @@
 
-require './author.rb'
+require 'nokogiri'
+require 'zip'
+
+require 'author'
+require 'cover'
 
 class Book
   def initialize(fileName)
     @author = nil
     @cover = nil
+    @path = fileName
     @series = nil
     @title = nil
     @volume = nil
@@ -26,8 +31,41 @@ class Book
     return false
   end
 
+  def cover
+    return @cover
+  end
+
+  def describe
+    result = []
+
+    if nil != @title
+      result.push('<b>' + @title + '</b>')
+    else
+      result.push('<i>(Unknown title)</i>')
+    end
+    if nil != @author
+      result.push(@author.to_s())
+    end
+    
+    seriesInfo = []
+    if nil != @series
+      seriesInfo.push(@series.to_s)
+    end
+    if nil != @volume
+      seriesInfo.push(@volume.to_s)
+    end
+    if seriesInfo.length > 0
+      result.push(seriesInfo.join(' '))
+    end
+
+    return result.join('<br/>')
+  end
+
   def inspect
     data = []
+    if nil != @author
+      data.push('author="' + @author.to_s + '"')
+    end
     if nil != @series
       data.push('series="' + @series + '"')
     end
@@ -37,8 +75,11 @@ class Book
     if nil != @title
       data.push('title="' + @title + '"')
     end
-    if nil != @author
-      data.push('author="' + @author + '"')
+    if nil != @cover
+      data.push(@cover.inspect())
+    end
+    if nil != @path
+      data.push('path="' + @path + '"')
     end
     return '(Book:' + data.join(',') + ')'
   end
@@ -107,5 +148,89 @@ class Book
     if parts.length > 1
       @author = massageAuthor(parts[-2])
     end
+
+    if fileName.downcase.end_with?(".epub")
+      scanEpub!(fileName)
+    end
+  end
+
+  protected 
+  def scanEpub!(fileName)
+    puts 'Scanning "' + fileName.to_s + '"...'
+    Zip::File.open(fileName) do |zipfile|
+      contXml = zipfile.read('META-INF/container.xml')
+      contDoc = Nokogiri::XML(contXml)
+      opfPath = contDoc.css("container rootfiles rootfile")[0]['full-path']
+
+      scanOpf!(zipfile, opfPath)
+    end
+  end
+
+  protected
+  def scanOpf!(zipfile, opfPath)
+    coverId = nil
+
+    opfXml = zipfile.read(opfPath)
+    opfDoc = Nokogiri::XML(opfXml)
+
+    #-------
+    # Author
+
+    creator = opfDoc.css('dc|creator', 'dc' => 'http://purl.org/dc/elements/1.1/')
+    if nil != creator
+      roleNode = creator.attr('role')
+      if nil != roleNode
+        role = roleNode.value
+        if 'aut' == role
+          name = creator.children[0].content
+          parts = name.split(' ')
+          if parts.length > 1
+            surname = parts[-1]
+            givenNames = parts[0..-2].join(' ')
+            @author = Author.new(surname, givenNames)
+          else
+            @author = Author.new(name, '')
+          end
+        end
+      end
+    end
+
+    #---------------------------------------
+    # Other metadata:  series, volume, cover
+
+    metas = opfDoc.css('package metadata meta')
+    for m in metas
+      name = m['name']
+      content = m['content']
+
+      if 'calibre:series' == name
+        @series = content
+      elsif 'calibre:series-index' == name
+        @volume = content
+      elsif 'cover' == name
+        coverId = content
+      end
+    end
+
+    #---------------
+    # Load the cover
+
+    coverFile = nil
+    if nil != coverId
+      items = opfDoc.css('package manifest item')
+      for i in items
+        href = i['href']
+        id = i['id']
+        mimeType = i['media-type']
+
+        if coverId == id
+          entry = zipfile.find_entry(href)
+          entry.get_input_stream() do |is|
+            @cover = Cover.new(is, href, mimeType)
+          end
+        end
+      end
+    end
   end
 end
+