fixed bug with options without values

Author: Matthias Isler

CHANGELOG.md

@@ -7,6 +7,10 @@
 
 ### Fixed
 
+## [2.0.2] - 2016-09-20
+### Fixed
+- Fixed a bug with options without values
+
 ## [2.0.1] - 2016-05-19
 ### Fixed
 - Fixed a critical bug

README.md

@@ -50,8 +50,11 @@ $input->setUrl('https://www.google.com');
 
 $converter = new Converter($input, new DownloadOutput());
 
+$converter->setOption('n');
 $converter->setOption('d', '300');
+
 $converter->setOptions([
+    'no-background',
     'margin-bottom' => '100',
     'margin-top' => '100',
 ]);

src/Spiritix/HtmlToPdf/Converter.php

@@ -152,6 +152,13 @@ public function setOptions($options)
         }
 
         foreach ($options as $key => $value) {
+
+            // Convert key-only options to regular ones
+            if (is_numeric($key) && !empty($value)) {
+                $key = $value;
+                $value = '';
+            }
+
             $this->setOption($key, $value);
         }
 
@@ -225,9 +232,9 @@ private function buildCommand()
             }
 
             $key = escapeshellcmd(trim($key));
-            $value = escapeshellarg(trim($value));
+            $value = trim($value);
 
-            $optionsString .= $key . ' ' . $value . ' ';
+            $optionsString .= $key . (empty($value) ? '' : ' ' . escapeshellarg($value)) . ' ';
         }
 
         $command = $this->getBinaryPath() . ' ' . $optionsString . ' - -';

tests/ConverterTest.php

@@ -25,14 +25,19 @@ public function setUp()
 
     public function testOptions()
     {
+        $this->converter->setOption('n');
         $this->converter->setOption('R', '500');
         $this->converter->setOption('margin-top', '100');
 
         $this->converter->setOptions([
+            'ignore-load-errors',
             'B' => '50',
             'margin-left' => '10',
         ]);
 
+        $value = $this->converter->getOption('n');
+        $this->assertEquals('', $value);
+
         $value = $this->converter->getOption('R');
         $this->assertEquals('500', $value);
 
@@ -41,8 +46,10 @@ public function testOptions()
 
         $options = $this->converter->getOptions();
         $this->assertEquals([
+            'n' => '',
             'R' => '500',
             'margin-top' => '100',
+            'ignore-load-errors' => '',
             'B' => '50',
             'margin-left' => '10',
         ], $options);