Add DDC and LCC info to book headers in page display.

[quanlib.git] / book.rb

diff --git a/book.rb b/book.rb
index aa61930bc357fb89dcc861085eedd38921b1f654..b0a1bbff66de2851b9bab47b8ad6eb0d16cc65f3 100644 (file)
--- a/book.rb
+++ b/book.rb
@@ -3,6 +3,7 @@ require 'nokogiri'
 require 'zip'
 
 require 'author'
+require 'classification'
 require 'cover'
 require 'store'
 
@@ -11,6 +12,7 @@ class Book
 
   def initialize(store)
     @author = nil
+    @classification_id = nil
     @cover = nil
     @description = nil
     @path = nil
@@ -20,12 +22,12 @@ class Book
     @volume = nil
   end
 
-  def loadFromFile(fileName)
+  def load_from_file!(fileName)
     @path = fileName
-    parseFileName!(fileName)
+    parse_file_name!(fileName)
   end
 
-  def self.canHandle?(fileName)
+  def self.can_handle?(fileName)
     if nil == fileName
       return false
     end
@@ -37,6 +39,10 @@ class Book
       return true
     end
 
+    if lowerName.end_with?(".pdf")
+      return true
+    end
+
     return false
   end
 
@@ -48,6 +54,14 @@ class Book
     @author = value
   end
 
+  def classification_id
+    @classification_id
+  end
+
+  def classification_id=(value)
+    @classification_id = value
+  end
+
   def cover
     return @cover
   end
@@ -88,6 +102,19 @@ class Book
       result.push(seriesInfo.join(' '))
     end
 
+    classification = nil
+    if nil != @classification_id
+      classification = @store.load_classification(@classification_id)
+    end
+    if nil != classification
+      if nil != classification.ddc
+        result.push('Dewey: ' + classification.ddc.to_s)
+      end
+      if nil != classification.lcc
+        result.push('LCC: ' + classification.lcc.to_s)
+      end
+    end
+
     return result.join('<br/>')
   end
 
@@ -142,6 +169,14 @@ class Book
     @title = value
   end
 
+  def title_grouping
+    if nil == @path
+      return nil
+    end
+
+    return File.basename(@path, '.*')
+  end
+
   def volume
     @volume
   end
@@ -204,8 +239,8 @@ class Book
   end
 
   protected
-  def parseFileName!(fileName)
-    parts = fileName.split('/')
+  def parse_file_name!(file_name)
+    parts = file_name.split('/')
     (series_code, @volume, @title) = processTitle(parts[-1])
     if parts.length > 1
       grouping = parts[-2]
@@ -215,9 +250,14 @@ class Book
       @series_id = @store.get_series(grouping, series_code)
     end
 
-    if fileName.downcase.end_with?(".epub")
-      scanEpub!(fileName)
+    lc_file_name = file_name.downcase
+    if lc_file_name.end_with?(".epub")
+      scanEpub!(file_name)
+    elsif lc_file_name.end_with?(".pdf")
+      scan_pdf!(file_name)
     end
+
+    @classification_id = @store.find_classification(@author.grouping, File.basename(file_name, '.*'))
   end
 
   protected 
@@ -243,6 +283,25 @@ class Book
     end
   end
 
+  protected
+  def scan_pdf!(file_name)
+    #puts 'Scanning "' + file_name.to_s + '"...'
+
+    pdf_path = File.expand_path(file_name).to_s
+    if ! pdf_path.end_with?('.pdf')
+      puts 'Unexpected internal error:  path "' + file_name.to_s + '" does not end with ".pdf".'
+      return
+    end
+
+    jpeg_path = pdf_path[0..-5] + '.jpeg'
+    if File.file?(jpeg_path)
+      File.open(jpeg_path, 'r') do |is|
+        @cover = Cover.new(is, jpeg_path, 'image/jpeg')
+      end
+    end
+  end
+
+
   protected
   def scanOpf!(zipfile, opfPath)
     coverId = nil