Added open3.

Added PHPExcel-example.

.gitignore

@@ -49,3 +49,5 @@ pkg
 #*.rbc
 
 Gemfile.lock
+examples/PHPExcel
+examples/example_phpexcel.xlsx

examples/example_phpexcel.rb

@@ -0,0 +1,42 @@
+#!/usr/bin/env ruby
+
+#Remember to install 'php5-cli' like under Ubuntu: apt-get install php5-cli
+#Load 'Php_process' through RubyGems.
+require "rubygems"
+require "php_process"
+php = Php_process.new
+
+#Load PHPExcel (can be downloaded here: 'http://phpexcel.codeplex.com/releases/view/45412')
+php.func("require_once", "#{File.dirname(__FILE__)}/PHPExcel/PHPExcel.php")
+
+#Create new PHPExcel object
+print "#{Time.now} Create new PHPExcel object\n"
+objPHPExcel = php.new("PHPExcel")
+
+#Set properties
+print "#{Time.now} Set properties\n"
+objPHPExcel.getProperties.setCreator("Maarten Balliauw")
+objPHPExcel.getProperties.setLastModifiedBy("Maarten Balliauw")
+objPHPExcel.getProperties.setTitle("Office 2007 XLSX Test Document")
+objPHPExcel.getProperties.setSubject("Office 2007 XLSX Test Document")
+objPHPExcel.getProperties.setDescription("Test document for Office 2007 XLSX, generated using PHP classes.")
+
+#Add some data
+print "#{Time.now} Add some data\n"
+objPHPExcel.setActiveSheetIndex(0);
+objPHPExcel.getActiveSheet.SetCellValue('A1', 'Hello')
+objPHPExcel.getActiveSheet.SetCellValue('B2', 'world!')
+objPHPExcel.getActiveSheet.SetCellValue('C1', 'Hello')
+objPHPExcel.getActiveSheet.SetCellValue('D2', 'world!')
+
+#Rename sheet
+print "#{Time.now} Rename sheet\n";
+objPHPExcel.getActiveSheet.setTitle('Simple')
+
+#Save Excel 2007 file
+print "#{Time.now} Write to Excel2007 format\n"
+objWriter = php.new("PHPExcel_Writer_Excel2007", objPHPExcel)
+objWriter.save(__FILE__.gsub(".rb", ".xlsx"))
+
+#Echo done
+print "#{Time.now} Done writing file.\n"

lib/php_process.rb

@@ -2,6 +2,7 @@
 require "knj/wref"
 require "base64"
 require "php-serialize4ruby"
+require "open3"
 
 #This class starts a PHP-process and proxies various calls to it. It also spawns proxy-objects, which can you can call like they were normal Ruby-objects.
 #===Examples
@@ -41,7 +42,13 @@ def initialize(args = {})
     @callbacks_count = 0
     @callbacks_mutex = Mutex.new
 
-    cmd_str = "/usr/bin/env php5 \"#{File.dirname(__FILE__)}/php_script.php\""
+    if @args[:cmd_php]
+      cmd_str = "#{@args[:cmd_php]} "
+    else
+      cmd_str = "/usr/bin/env php5 "
+    end
+
+    cmd_str << "\"#{File.dirname(__FILE__)}/php_script.php\""
 
     if RUBY_ENGINE == "jruby"
       pid, @stdin, @stdout, @stderr = IO.popen4(cmd_str)