Skeleton copied from PHPExcel :)

Classes/PHPWord/IOFactory.php

@@ -37,7 +37,8 @@ class PHPWord_IOFactory
      * @var array
      */
     private static $_searchLocations = array(
-        array('type' => 'IWriter', 'path' => 'PHPWord/Writer/{0}.php', 'class' => 'PHPWord_Writer_{0}')
+        array('type' => 'IWriter', 'path' => 'PHPWord/Writer/{0}.php', 'class' => 'PHPWord_Writer_{0}'),
+        array( 'type' => 'IReader', 'path' => 'PHPWord/Reader/{0}.php', 'class' => 'PHPWord_Reader_{0}' ),
     );
 
     /**
@@ -118,4 +119,28 @@ class PHPWord_IOFactory
 
         throw new Exception("No $searchType found for type $writerType");
     }
+
+    /**
+     * Create PHPWord_Reader_IReader
+     *
+     * @param   string $readerType  Example: Word2007
+     * @return  PHPWord_Reader_IReader
+     */
+    public static function createReader($readerType = '') {
+        $searchType = 'IReader';
+
+        foreach (self::$_searchLocations as $searchLocation) {
+            if ($searchLocation['type'] == $searchType) {
+                $className = str_replace('{0}', $readerType, $searchLocation['class']);
+
+                $instance = new $className();
+                if ($instance !== NULL) {
+                    return $instance;
+                }
+            }
+        }
+
+        throw new PHPExcel_Reader_Exception("No $searchType found for type $readerType");
+    }
+
 }

Classes/PHPWord/Reader/Abstract.php

@@ -0,0 +1,106 @@
+<?php
+/**
+ * PHPWord
+ *
+ * Copyright (c) 2014 PHPWord
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPWord
+ * @package    PHPWord
+ * @copyright  Copyright (c) 2014 PHPWord
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt    LGPL
+ * @version    0.7.0
+ */
+
+
+/**
+ * PHPWord_Reader_Abstract
+ */
+abstract class PHPWord_Reader_Abstract implements PHPWord_Reader_IReader
+{
+    /**
+     * Read data only?
+     *
+     * @var boolean
+     */
+    protected $_readDataOnly = FALSE;
+
+    protected $_fileHandle = NULL;
+
+
+    /**
+     * Read data only?
+     *
+     * @return  boolean
+     */
+    public function getReadDataOnly() {
+        return $this->_readDataOnly;
+    }
+
+    /**
+     * Set read data only
+     *
+     * @param   boolean $pValue
+     * @return  PHPWord_Reader_IReader
+     */
+    public function setReadDataOnly($pValue = FALSE) {
+        $this->_readDataOnly = $pValue;
+        return $this;
+    }
+
+    /**
+     * Open file for reading
+     *
+     * @param string $pFilename
+     * @throws  PHPWord_Reader_Exception
+     * @return resource
+     */
+    protected function _openFile($pFilename)
+    {
+        // Check if file exists
+        if (!file_exists($pFilename) || !is_readable($pFilename)) {
+            throw new PHPWord_Reader_Exception("Could not open " . $pFilename . " for reading! File does not exist.");
+        }
+
+        // Open file
+        $this->_fileHandle = fopen($pFilename, 'r');
+        if ($this->_fileHandle === FALSE) {
+            throw new PHPWord_Reader_Exception("Could not open file " . $pFilename . " for reading.");
+        }
+    }
+
+    /**
+     * Can the current PHPWord_Reader_IReader read the file?
+     *
+     * @param   string      $pFilename
+     * @return boolean
+     * @throws PHPWord_Reader_Exception
+     */
+    public function canRead($pFilename)
+    {
+        // Check if file exists
+        try {
+            $this->_openFile($pFilename);
+        } catch (Exception $e) {
+            return FALSE;
+        }
+
+        $readable = $this->_isValidFormat();
+        fclose ($this->_fileHandle);
+        return $readable;
+    }
+
+}

Classes/PHPWord/Reader/IReader.php

@@ -0,0 +1,48 @@
+<?php
+/**
+ * PHPWord
+ *
+ * Copyright (c) 2014 PHPWord
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPWord
+ * @package    PHPWord
+ * @copyright  Copyright (c) 2014 PHPWord
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt    LGPL
+ * @version    0.7.0
+ */
+
+
+/**
+ * PHPWord_Reader_IReader
+ */
+interface PHPWord_Reader_IReader
+{
+    /**
+     * Can the current PHPWord_Reader_IReader read the file?
+     *
+     * @param   string      $pFilename
+     * @return  boolean
+     */
+    public function canRead($pFilename);
+
+    /**
+     * Loads PHPWord from file
+     *
+     * @param   string      $pFilename
+     */
+    public function load($pFilename);
+}