Add header/footer support for RTF writer

src/PhpWord/Writer/RTF/Part/Document.php

@@ -121,10 +121,26 @@ private function writeSections()
 
         $sections = $this->getParentWriter()->getPhpWord()->getSections();
         foreach ($sections as $section) {
+            // Write styles
             $styleWriter = new SectionStyleWriter($section->getStyle());
             $styleWriter->setParentWriter($this->getParentWriter());
             $content .= $styleWriter->write();
 
+            // Append headers / footers
+            $sectionParts = array('Header', 'Footer');
+            foreach ($sectionParts as $sectionPart) {
+                $getFunction = 'get' . $sectionPart . 's';
+                $className = 'PhpOffice\\PhpWord\\Writer\\RTF\\Part\\Section' . $sectionPart;
+                $parts = $section->$getFunction();
+                foreach ($parts as $part) {
+                    $partWriter = new $className();
+                    $partWriter->setParentWriter($this->getParentWriter());
+                    $partWriter->setElement($part);
+                    $content .= $partWriter->write();
+                }
+            }
+
+            // Write content
             $elementWriter = new Container($this->getParentWriter(), $section);
             $content .= $elementWriter->write();
 

src/PhpWord/Writer/RTF/Part/SectionFooter.php

@@ -0,0 +1,78 @@
+<?php
+/**
+ * This file is part of PHPWord - A pure PHP library for reading and writing
+ * word processing documents.
+ *
+ * PHPWord is free software distributed under the terms of the GNU Lesser
+ * General Public License version 3 as published by the Free Software Foundation.
+ *
+ * For the full copyright and license information, please read the LICENSE
+ * file that was distributed with this source code. For the full list of
+ * contributors, visit https://github.com/PHPOffice/PHPWord/contributors.
+ *
+ * @see         https://github.com/PHPOffice/PHPWord
+ * @copyright   2019 PHPWord contributors
+ * @license     http://www.gnu.org/licenses/lgpl.txt LGPL version 3
+ */
+
+namespace PhpOffice\PhpWord\Writer\RTF\Part;
+
+use PhpOffice\PhpWord\Element\Footer;
+use PhpOffice\PhpWord\Writer\RTF\Element\Container;
+
+/**
+ * RTF page footer writer
+ */
+class SectionFooter extends AbstractPart
+{
+    /**
+     * Root element name
+     *
+     * @var string
+     */
+    protected $rootElement = '\footer';
+
+    /**
+     * Footer/header element to be written
+     *
+     * @var \PhpOffice\PhpWord\Element\Footer|\PhpOffice\PhpWord\Element\Header
+     */
+    protected $element;
+
+    /**
+     * Write part
+     *
+     * @return string
+     */
+    public function write()
+    {
+        $content = '{';
+        $content .= $this->rootElement;
+        $type = $this->element->getType();
+        if ($type == Footer::FIRST) {
+            $content .= 'f';
+        } elseif ($type == Footer::EVEN) {
+            $content .= 'r';
+        }
+
+        $containerWriter = new Container($this->getParentWriter(), $this->element);
+        $content .= $containerWriter->write();
+
+        $content .= '}' . PHP_EOL;
+
+        return $content;
+    }
+
+    /**
+     * Set element
+     *
+     * @param \PhpOffice\PhpWord\Element\Footer|\PhpOffice\PhpWord\Element\Header $element
+     * @return self
+     */
+    public function setElement($element)
+    {
+        $this->element = $element;
+
+        return $this;
+    }
+}

src/PhpWord/Writer/RTF/Part/SectionHeader.php

@@ -0,0 +1,31 @@
+<?php
+/**
+ * This file is part of PHPWord - A pure PHP library for reading and writing
+ * word processing documents.
+ *
+ * PHPWord is free software distributed under the terms of the GNU Lesser
+ * General Public License version 3 as published by the Free Software Foundation.
+ *
+ * For the full copyright and license information, please read the LICENSE
+ * file that was distributed with this source code. For the full list of
+ * contributors, visit https://github.com/PHPOffice/PHPWord/contributors.
+ *
+ * @see         https://github.com/PHPOffice/PHPWord
+ * @copyright   2019 PHPWord contributors
+ * @license     http://www.gnu.org/licenses/lgpl.txt LGPL version 3
+ */
+
+namespace PhpOffice\PhpWord\Writer\RTF\Part;
+
+/**
+ * RTF page header writer
+ */
+class SectionHeader extends SectionFooter
+{
+    /**
+     * Root element name
+     *
+     * @var string
+     */
+    protected $rootElement = '\header';
+}