first commit

Author: Paolo Viotti

Gemfile

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+source 'http://rubygems.org'
+gem 'rmagick'

README.md

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+# issuu-pdf-dl
+
+A make-do simple tool to download as PDFs documents on issuu.com without a download option.
+
+## Requirements
+
+ - Ruby (>1.8)
+ - ImageMagick and its Ruby bindings
+ - PDFtk
+
+On a recent version of Ubuntu you can install all requirements with this command:
+
+    sudo apt-get install ruby ruby-rmagick pdftk 
+
+## Usage
+
+    ./issuu-pdf-dl.rb <URL>
+    
+Example URL: `http://issuu.com/user_name/docs/doc_name`
+
+The document is downloaded in `/tmp` and gets assembled as PDF in the current directory.
+
+
+## License
+
+[WTFPL](http://www.wtfpl.net/)
+

issuu-pdf-dl.rb

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+#!/usr/bin/env ruby
+
+#-------------------------------------------------
+# get_issuu.rb - retrieve all jpg's for a document
+#-------------------------------------------------
+
+# 1. Open the issuu.com document in your web browser, as usual
+#    example: http://issuu.com/iwishart/docs/thedivinity
+# 2. Read the document page count; set variable $PAGES below
+# 3. From browser menu, choose View > Source
+# 4. Do a text search for "documentId" 
+# 5. Copy string such as "081230122554-f76b0df1e7464a149caf5158813252d9" 
+#    to $PUB variable below
+# 6. Execute script:
+#    ruby get_issuu.rb
+
+require 'open-uri'
+require 'rmagick'
+
+
+def fetch_pdf(url)
+
+    username = url.split("/")[3]
+    docname = url.split("/")[5]
+    query_url = "http://api.issuu.com/query?action=issuu.document.get_anonymous&format=json&documentUsername=#{username}&name=#{docname}&jsonCallback=C&_1341928054865="
+
+    num_pages = open(query_url).read.split('pageCount":')[1].split(",")[0].to_i
+    pub_hash = open(url).grep(/documentId/)[0].split("documentId=")[1].split('"')[0]
+
+    for x in 1..num_pages do
+      s_name = "page_#{x}.jpg"
+      f_name = "tmp/page_#{"%03d" % x}.jpg"
+      puts(Time.now.strftime('%Y-%m-%d %X') +" - Downloaded: "+ s_name +" >> "+ f_name)
+      open(f_name,"wb").write(open("http://image.issuu.com/#{pub_hash}/jpg/#{s_name}").read)
+    end
+    puts("#{Time.now.strftime('%Y-%m-%d %X')} - All pages have been downloaded")
+
+    Dir["tmp/*.jpg"].each { |filename| 
+            im = Magick::Image.read(filename)
+            im[0].write(filename + ".pdf")
+        }
+
+    `pdftk tmp/*.pdf cat output issue.pdf`
+    `rm tmp/*.jpg`
+    `rm tmp/page*.pdf`
+end
+
+
+fetch_pdf("http://issuu.com/teemuarina/docs/biohackers_handbook-sleep_9f915fcce3c2fd")
+
+
+
+#$PUB="120602085552-1d7234d1c80d4bc6986ed7468f19c3ca"
+#$URL = "http://issuu.com/edicomedizioni/docs/az_04_x_issuu"
+#$URL = "http://issuu.com/rwdmag/docs/digital_magazine_july"
+#$PAGES=44
+
+# puts open("http://issuu.com/edicomedizioni/docs/az_04_x_issuu").read.grep("/documentId/")
+
+# sudo gem install pdf-toolkit --http-proxy http://localhost:3128
+# sudo gem install pdf-merger --http-proxy http://localhost:3128
+
+# mkdir pdf
+# for file in $(ls *.jpg); do convert $file pdf/$file.pdf ; done
+# pdftk *.pdf cat output join.pdf