Add possiblity to add not defined options

src/PhpWord/Element/Field.php

@@ -60,7 +60,7 @@ class Field extends AbstractElement
         ),
         'INDEX'=>array(
             'properties' => array(),
-            'options'=>array('PreserveFormat')
+            'options' => array('PreserveFormat')
         )
     );
 
@@ -122,7 +122,7 @@ class Field extends AbstractElement
             if (isset($this->fieldsArray[$type])) {
                 $this->type = $type;
             } else {
-                throw new \InvalidArgumentException("Invalid type");
+                throw new \InvalidArgumentException("Invalid type '$type'");
             }
         }
         return $this->type;
@@ -152,7 +152,7 @@ class Field extends AbstractElement
         if (is_array($properties)) {
             foreach (array_keys($properties) as $propkey) {
                 if (!(isset($this->fieldsArray[$this->type]['properties'][$propkey]))) {
-                    throw new \InvalidArgumentException("Invalid property");
+                    throw new \InvalidArgumentException("Invalid property '$propkey'");
                 }
             }
             $this->properties = array_merge($this->properties, $properties);
@@ -183,8 +183,8 @@ class Field extends AbstractElement
     {
         if (is_array($options)) {
             foreach (array_keys($options) as $optionkey) {
-                if (!(isset($this->fieldsArray[$this->type]['options'][$optionkey]))) {
+                if (!(isset($this->fieldsArray[$this->type]['options'][$optionkey])) && substr($optionkey, 0, 1) !== '\\') {
-                    throw new \InvalidArgumentException("Invalid option");
+                    throw new \InvalidArgumentException("Invalid option '$optionkey', possible values are " . implode(', ', $this->fieldsArray[$this->type]['options']));
                 }
             }
             $this->options = array_merge($this->options, $options);

src/PhpWord/Writer/Word2007/Element/Field.php

@@ -77,6 +77,8 @@ class Field extends Text
                 case 'Italic':
                     $instruction .= '\i ';
                     break;
+                default:
+                    $instruction .= $option .' ';
             }
         }
 
@@ -106,7 +108,7 @@ class Field extends Text
         $xmlWriter->startElement('w:noProof');
         $xmlWriter->endElement(); // w:noProof
         $xmlWriter->endElement(); // w:rPr
-        $xmlWriter->writeElement('w:t', '1');
+        $xmlWriter->writeElement('w:t', $element->getText() == null ? '1' : $element->getText());
         $xmlWriter->endElement(); // w:r
         
         $xmlWriter->startElement('w:r');

tests/PhpWord/Element/FieldTest.php

@@ -75,15 +75,25 @@ class FieldTest extends \PHPUnit_Framework_TestCase
      */
     public function testConstructWithTypePropertiesOptionsText()
     {
-        $oField = new Field('XE', array(), array('Bold'), 'FieldValue');
+        $oField = new Field('XE', array(), array('Bold', 'Italic'), 'FieldValue');
 
         $this->assertInstanceOf('PhpOffice\\PhpWord\\Element\\Field', $oField);
         $this->assertEquals('XE', $oField->getType());
         $this->assertEquals(array(), $oField->getProperties());
-        $this->assertEquals(array('Bold'), $oField->getOptions());
+        $this->assertEquals(array('Bold', 'Italic'), $oField->getOptions());
         $this->assertEquals('FieldValue', $oField->getText());
     }
 
+    public function testConstructWithOptionValue()
+    {
+        $oField = new Field('INDEX', array(), array('\\c "3" \\h "A"'));
+
+        $this->assertInstanceOf('PhpOffice\\PhpWord\\Element\\Field', $oField);
+        $this->assertEquals('INDEX', $oField->getType());
+        $this->assertEquals(array(), $oField->getProperties());
+        $this->assertEquals(array('\\c "3" \\h "A"'), $oField->getOptions());
+    }
+
     /**
      * Test setType exception
      *

tests/PhpWord/Writer/Word2007/ElementTest.php

@@ -192,6 +192,24 @@ class ElementTest extends \PHPUnit_Framework_TestCase
         }
     }
 
+    public function testFieldElement()
+    {
+        $phpWord = new PhpWord();
+        $section = $phpWord->addSection();
+
+        $section->addField('INDEX', [], ['\\c "3"']);
+        $section->addField('XE', [], ['Bold', 'Italic'], 'Index Entry');
+        $section->addField('DATE', ['dateformat' => 'd-M-yyyy'], ['PreserveFormat', 'LastUsedFormat']);
+        $section->addField('DATE', [], ['LunarCalendar']);
+        $section->addField('DATE', [], ['SakaEraCalendar']);
+        $section->addField('NUMPAGES', ['format' => 'roman', 'numformat' => '0,00'], ['SakaEraCalendar']);
+        $doc = TestHelperDOCX::getDocument($phpWord);
+
+        $element = '/w:document/w:body/w:p/w:r/w:instrText';
+        $this->assertTrue($doc->elementExists($element));
+        $this->assertEquals(' INDEX \\c "3" ', $doc->getElement($element)->textContent);
+    }
+
     /**
      * Test form fields
      */