Merge branch 'release/0.0.6'

README.md

@@ -26,6 +26,7 @@ Add to `_config.yml`:
 
     pandoc:
       skip: false
+      impose: false
       output: ./tmp
       flags: '--smart --bibliography=ref.bib'
       site_flags: '--toc'
@@ -43,6 +44,8 @@ regular jekyll site build.
 * `outputs` is a hash of output formats (even markdown!). You can add
   output-specific flags.
 
+* `impose` creates ready to print PDFs if you're creating PDF output.
+
 **IMPORTANT**: If you were using this plugin before 2013-07-17 you have
 to change your _config.yml syntax, change pandoc.outputs from array to
 hashes (see the example :)

bin/imponer

+#!/usr/bin/env ruby
+
+file = ARGV.first
+exit if not File.exist? file
+
+# Los temporales tiene un sufijo -tmp
+file_tmp = file.gsub(/\.pdf$/, '-tmp.pdf')
+# Los definitivos -tmp-imposed
+file_imp = file.gsub(/\.pdf$/, '-tmp-imposed.pdf')
+
+# Cantidad de páginas
+pages = `pdfinfo '#{file}' | grep '^Pages:' | cut -d: -f2 | tr -d ' '`.to_i
+
+# Encontramos el múltiplo de 4 más cercano a la cantidad de páginas
+pages4 = ((pages+3)/4)*4.to_i
+# y luego el múltiplo de 4 más cercano al dividir la cantidad de páginas
+# por dos (porque cada hoja tiene dos mitades del libro)
+pages8 = ((pages4/2+3)/4*4).to_i
+
+# Creamos la imposición de páginas para A5
+`pdfjam --vanilla \
+        --outfile "#{File.dirname file}" \
+        --paper a5paper \
+        --suffix tmp \
+        --landscape \
+        --signature #{pages4} \
+        "#{file}"`
+
+# Y luego lo dividimos por la mitad y hacemos 2x2 en A4
+`pdfjam --vanilla \
+        --outfile "#{File.dirname file}" \
+        --paper a4paper \
+        --suffix imposed \
+        --no-landscape \
+        --signature #{pages8} \
+        "#{file_tmp}"`
+
+`rm -v "#{file_tmp}"`
+`mv -v "#{file_imp}" "#{file_imp.gsub /-tmp/, ''}"`

lib/jekyll-pandoc-multiple-formats.rb

@@ -14,7 +14,7 @@ class PandocGenerator < Generator
       next if site.config['pandoc']['skip']
 
       # If there isn't a config entry for pandoc's output throw it with the rest
-      base_dir = site.config['pandoc']['output'] || site.source
+      base_dir = File.join(site.source, site.config['pandoc']['output']) || site.source
 
       site.posts.each do |post|
 
@@ -42,7 +42,8 @@ class PandocGenerator < Generator
         end
 
         # The command
-        pandoc = "pandoc #{flags} #{output_flag} #{extra_flags}"
+        # Move to the source dir since everything will be relative to # that
+        pandoc = "pushd \"#{site.config['source']}\" >/dev/null; pandoc #{flags} #{output_flag} #{extra_flags}; popd >/dev/null"
 
         # Inform what's being done
         puts pandoc
@@ -62,6 +63,16 @@ class PandocGenerator < Generator
         # Skip failed files
         next if not File.exist? filename_with_path
 
+        # If output is PDF, we also create the imposed PDF
+        if output == 'pdf' and site.config['pandoc']['impose']
+          Open3::popen3("imponer '#{filename_with_path}'") do |stdin, stdout, stderr|
+            STDERR.print stderr.read
+            STDOUT.print stdout.read
+          end
+
+          site.static_files << StaticFile.new(site, base_dir, output, filename.gsub(/\.pdf$/, '-imposed.pdf'))
+        end
+
         # Add them to the static files list
         site.static_files << StaticFile.new(site, base_dir, output, filename)
       end
@@ -97,7 +108,7 @@ module JekyllPandocMultipleFormats
           flags  = "#{@config['pandoc']['flags']} #{@config['pandoc']['site_flags']}"
 
           output = ''
-          Open3::popen3("pandoc -t html5 #{flags}") do |stdin, stdout, stderr|
+          Open3::popen3("pushd \"#{@config['source']}\" >/dev/null; pandoc -t html5 #{flags}; popd >/dev/null") do |stdin, stdout, stderr|
             stdin.puts content
             stdin.close
 

lib/jekyll-pandoc-multiple-formats/version.rb

 module JekyllPandocMultipleFormats
-  VERSION = "0.0.5"
+  VERSION = "0.0.6"
 end