Openbabel installation task fixed

1 files changed, 21 insertions, 11 deletions

diff --git a/Rakefile b/Rakefile
index 602ea40..6ba8585 100644
--- a/Rakefile
+++ b/Rakefile
@@ -3,22 +3,32 @@ require 'rake'
 
 desc "Install required gems and openbabel"
 task :install do
-	`sudo gem sources -a http://gems.github.com`
-	`sudo gem install sinatra rest-client emk-sinatra-url-for cehoffman-sinatra-respond_to`
+	puts `sudo gem sources -a http://gems.github.com`
+	puts `sudo gem install sinatra rest-client emk-sinatra-url-for cehoffman-sinatra-respond_to`
 	begin
 		require 'openbabel'
 		puts "Openbabel is already installed"
-	rescue
+	rescue  Exception => exc
+		puts "Trying to install openbabel"
 		Dir.chdir('/tmp')
-		`wget http://downloads.sourceforge.net/project/openbabel/openbabel/2.2.2/openbabel-2.2.2.tar.gz`
-		`tar xzf openbabel-2.2.2.tar.gz`
+		puts `wget http://downloads.sourceforge.net/project/openbabel/openbabel/2.2.2/openbabel-2.2.2.tar.gz` unless File.exists?('openbabel-2.2.2.tar.gz')
+		puts `tar xzf openbabel-2.2.2.tar.gz`  unless File.exists?('openbabel-2.2.2')
 		Dir.chdir('openbabel-2.2.2')
-		`configure && make`
-		`sudo make install`
-		Dir.cd('srcipts/ruby')
-		`ruby extconf.rb --with-openbabel-include=../../include --with-openbabel-lib=../../src/.libs`
-		`make`
-		`make install`
+		puts `./configure`
+		puts "Compiling Openbabel - this may take some time ..."
+ 		puts `make`
+		puts `sudo make install`
+		Dir.chdir('scripts/ruby')
+		puts `ruby extconf.rb --with-openbabel-include=../../include --with-openbabel-lib=../../src/.libs`
+		puts "Compiling Ruby extension for Openbabel - this may take some time ..."
+		puts `make`
+		puts `sudo make install`
+		begin
+			require 'openbabel'
+			puts "Openbabel sucessfully installed"
+		rescue Exception => exc
+			puts "Failed to install Openbabel - please try manually."
+		end
 	end
 end