WickedPdf integration, wkhtmltopdf-path and gemspec update

Rakefile

@@ -1,20 +1 @@
-require 'rubygems'
-require 'rake/packagetask'
-require 'rake/gempackagetask'
-
-spec = Gem::Specification.new do |s| 
-  s.name = "wkhtmltopdf-binary"
-  s.version = "0.9.9"
-  s.author = "Research Information Systems, The University of Iowa"
-  s.email = "[email protected],[email protected]"
-  s.platform = Gem::Platform::RUBY
-  s.summary = "Provides binaries for WKHTMLTOPDF project in an easily accessible package."
-  s.files = FileList["{bin,libexec,lib}/*"].to_a
-  s.has_rdoc = false
-  s.executables << "wkhtmltopdf"
-  s.require_path = '.'
-end
-
-Rake::GemPackageTask.new(spec) do |pkg|
-  pkg.need_tar = true
-end
+load File.expand_path('../wkhtmltopdf-binary.gemspec', __FILE__)

bin/wkhtmltopdf

@@ -1,17 +1,8 @@
 #!/usr/bin/env ruby
 
-arch = case RUBY_PLATFORM
-  when /64.*linux/
-    'linux-amd64'
-  when /linux/
-    'linux-x86'
-  when /darwin/
-    'darwin-x86'
-  else
-    raise "Invalid platform. Must be running linux or intel-based Mac OS."
-end
+NO_WICKEDPDF_PATH = true
+require 'wkhtmltopdf-binary'
 
 args = $*.map { |x| x.include?(' ') ? "'" + x + "'" : x }
-cmd = File.expand_path "#{File.dirname(__FILE__)}/../libexec/wkhtmltopdf-#{arch}"
 
-exec "#{cmd} #{args.join(' ')}"
+exec "#{WkHtmlToPdfBinary.binary_path} #{args.join(' ')}"

bin/wkhtmltopdf-path

@@ -0,0 +1,6 @@
+#!/usr/bin/env ruby
+
+NO_WICKEDPDF_PATH = true
+require 'wkhtmltopdf-binary'
+
+puts WkHtmlToPdfBinary.binary_path

lib/wkhtmltopdf-binary.rb

@@ -0,0 +1,22 @@
+module WkHtmlToPdfBinary
+  def self.binary_path
+    arch = case RUBY_PLATFORM
+           when /64.*linux/
+             'linux-amd64'
+           when /linux/
+             'linux-x86'
+           when /darwin/
+             'darwin-x86'
+           else
+             raise NotImplementedError, "Invalid platform. Must be running linux or intel-based Mac OS."
+           end
+
+    File.expand_path("#{File.dirname(__FILE__)}/../libexec/wkhtmltopdf-#{arch}")
+  end
+end
+
+begin
+  require 'wicked_pdf'
+  WickedPdf.config[:exe_path] ||= WkHtmlToPdfBinary.binary_path
+rescue LoadError, NotImplementedError
+end unless Object.const_defined?(:NO_WICKEDPDF_PATCH)

wkhtmltopdf-binary.gemspec

@@ -1,23 +1,24 @@
-Gem::Specification.new do |s|
-  s.platform = Gem::Platform::RUBY
-  s.name = 'wkhtmltopdf-binary'
-  s.version = '0.9.9'
-  s.summary = 'Provides binaries for WKHTMLTOPDF project in an easily accessible package.'
-  s.description = ''
-
-  s.required_ruby_version = '>= 1.8.7'
-  s.required_rubygems_version = ">= 1.3.6"
+require 'rubygems'
+require 'rubygems/package_task'
 
-  s.author = '- Research Information Systems, The University of Iowa'
-  s.homepage = ''
-  s.email = '[email protected],[email protected]'
-
-  s.bindir = 'bin'
-  s.executables = %w(wkhtmltopdf)
+Gem::Specification.new do |s| 
+  s.name = "wkhtmltopdf-binary"
+  s.version = "0.10"
+  s.author = "Research Information Systems, The University of Iowa"
+  s.email = "[email protected],[email protected]"
+  s.platform = Gem::Platform::RUBY
+  s.summary = "Provides binaries for WKHTMLTOPDF project in an easily accessible package."
+  s.description = <<-EOF
+    Provides binaries and utilities of WKHTMLTOPDF.
+    Also patches WickedPdf (if installed) to use provided binary
+  EOF
+  s.homepage = 'https://github.com/steerio/wkhtmltopdf-binary'
+  s.files = FileList["{bin,libexec,lib}/*"].to_a
+  s.has_rdoc = false
+  s.rdoc_options += ['-x', 'libexec/.*']
+  s.executables << "wkhtmltopdf" << 'wkhtmltopdf-path'
 
-  s.files = %w(
-    lib/wkhtmltopdf-binary.rb bin/wkhtmltopdf
-    libexec/wkhtmltopdf-darwin-x86
-    libexec/wkhtmltopdf-linux-amd64
-    libexec/wkhtmltopdf-linux-x86)
+  Gem::PackageTask.new(s) do |pkg|
+    pkg.need_tar = true
+  end
 end