Merge pull request #98 from cossou/allow-string-parameters

Allow string parameters

Author: cossou

src/JasperPHP/JasperPHP.php

@@ -95,7 +95,10 @@ public function process($input_file, $output_file = false, $format = array("pdf"
             $command .= " -P";
             foreach ($parameters as $key => $value)
             {
-                $command .= " " . $key . "=" . $value;
+                if( is_string($value) )
+                    $command .= " $key=\"$value\"";
+                else
+                    $command .= " $key=$value";
             }
         }
 
@@ -105,7 +108,7 @@ public function process($input_file, $output_file = false, $format = array("pdf"
 
             if( isset($db_connection['username']) && !empty($db_connection['username']) )
                 $command .= " -u " . $db_connection['username'];
-            
+
             if( isset($db_connection['password']) && !empty($db_connection['password']) )
                 $command .= " -p " . $db_connection['password'];
 
@@ -129,10 +132,10 @@ public function process($input_file, $output_file = false, $format = array("pdf"
 
             if ( isset($db_connection['db_sid']) && !empty($db_connection['db_sid']) )
                 $command .= ' --db-sid ' . $db_connection['db_sid'];
-           
+
             if ( isset($db_connection['json_query']) && !empty($db_connection['json_query']) )
                 $command .= ' --json-query ' . $db_connection['json_query'];
-            
+
             if ( isset($db_connection['data_file']) && !empty($db_connection['data_file']) )
                 $command .= ' --data-file ' . $db_connection['data_file'];
 
@@ -184,10 +187,9 @@ public function execute($run_as_user = false)
 
         if( $return_var != 0 && isset($output[0]) )
             throw new \Exception($output[0], 1);
-        
         elseif( $return_var != 0 ) 
             throw new \Exception("Your report has an error and couldn't be processed! Try to output the command using the function `output();` and run it manually in the console.", 1);
-        
+
         return $output;
     }
 }