diff --git a/classes/RationalOptionPages.php b/classes/RationalOptionPages.php
new file mode 100644
index 0000000..c5e3fcf
--- /dev/null
+++ b/classes/RationalOptionPages.php
@@ -0,0 +1,878 @@
+<?php
+
+/**
+ * RationalOptionPages class
+ *
+ * @category	WordPress Development
+ * @package		RationalOptionPages
+ * @author		Jeremy Hixon <jeremy@jeremyhixon.com>
+ * @copyright	Copyright (c) 2016
+ * @link		http://jeremyhixon.com
+ * @version		1.0.0
+ */
+class RationalOptionPages {
+	/* ==========================================================================
+	   Vars
+	   ========================================================================== */
+	protected $attributes = array(
+		'input'		=> array(
+			'autocomplete'	=> false,
+			'autofocus'		=> false,
+			'disabled'		=> false,
+			'list'			=> false,
+			'max'			=> false,
+			'maxlength'		=> false,
+			'min'			=> false,
+			'pattern'		=> false,
+			'readonly'		=> false,
+			'required'		=> false,
+			'size'			=> false,
+			'step'			=> false,
+		),
+		'select'	=> array(
+			'multiple'	=> false,
+			'size'		=> 4,
+		),
+		'textarea'	=> array(
+			'cols'		=> 20,
+			'rows'		=> 2,
+			'wrap'		=> 'soft',
+		),
+	);
+	protected $defaults = array(
+		'add_menu_page'			=> array(
+			'page_title'			=> 'Option Page',
+			'menu_title'			=> 'Option Page',
+			'capability'			=> 'manage_options',
+			'menu_slug'				=> 'option_page',
+			'callback'				=> false,
+			'icon_url'				=> false,
+			'position'				=> null,
+		),
+		'add_settings_field'	=> array(
+			'id'					=> 'settings_field',
+			'title'					=> 'Settings Field',
+			'callback'				=> false,
+			'page'					=> 'option_page',
+			'section'				=> 'settings_section',
+			'args'					=> false,
+		),
+		'add_settings_section'	=> array(
+			'id'					=> 'settings_section',
+			'title'					=> 'Settings Section',
+			'callback'				=> false,
+			'page'					=> 'option_page',
+		),
+		'add_submenu_page'		=> array(
+			'parent_slug'			=> 'option_page',
+			'page_title'			=> 'Sub Option Page',
+			'menu_title'			=> 'Sub Option Page',
+			'capability'			=> 'manage_options',
+			'menu_slug'				=> 'sub_option_page',
+			'callback'				=> false,
+		),
+	);
+	protected $errors;
+	protected $fields = array(
+		'checkbox'		=> array(
+			'checked'		=> false,
+			'value'			=> 'on',
+		),
+		'text'			=> array(
+			'class'			=> 'regular-text',
+			'placeholder'	=> '',
+			'value'			=> false,
+		),
+		'textarea'		=> array(
+			'class'			=> 'large-text',
+			'placeholder'	=> '',
+			'rows'			=> 10,
+			'value'			=> false,
+		),
+		'wp_editor'		=> array(
+			'wpautop'			=> true,
+			'media_buttons'		=> true,
+			'textarea_rows'		=> 'default',
+			'tabindex'			=> false,
+			'editor_css'		=> false,
+			'editor_class'		=> '',
+			'editor_height'		=> false,
+			'teeny'				=> false,
+			'dfw'				=> false,
+			'tinymce'			=> true,
+			'quicktags'			=> true,
+			'drag_drop_upload'	=> false,
+		),
+	);
+	protected $media_script = false;
+	protected $notices;
+	protected $options;
+	protected $pages = array();
+	protected $subpages = array();
+	protected $points;
+	
+	/* ==========================================================================
+	   Magic methods
+	   ========================================================================== */
+	/**
+	 * Catches unknown method calls
+	 *
+	 * @param	string	$method		The method being requested
+	 * @param	array	$arguments	Array of arguments passed to the method
+	 */
+	public function __call( $method, $arguments ) {
+		$request = explode( '|', $method );
+		$source = $request[0];
+		$page_key = !empty( $request[1] ) ? $request[1] : false;
+		$section_key = !empty( $request[2] ) ? $request[2] : false;
+		$field_key = !empty( $request[3] ) ? $request[3] : false;
+		
+		switch ( $source ) {
+			case 'add_menu_page':
+			case 'add_submenu_page':
+				$this->build_menu_page( $page_key );
+				break;
+			case 'add_settings_section':
+				$this->build_settings_section( $page_key, $section_key );
+				break;
+			case 'add_settings_field':
+				$this->build_settings_field( $page_key, $section_key, $field_key );
+				break;
+			case 'register_setting':
+				$input = $this->sanitize_setting( $page_key, $arguments[0] );
+				return $input;
+				break;
+			default:
+				$this->submit_notice( $method );
+		}
+	}
+	
+	/**
+	 * Class construct method. Configures class and hooks into WordPress.
+	 *
+	 * @param	array	$pages	Array of option pages
+	 */
+	public function __construct( $pages = array() ) {
+		foreach ( $pages as $page_key => $page_params ) {
+			$this->pages[ $page_key ] = $this->validate_page( $page_key, $page_params );
+		}
+		$this->pages = array_merge( $this->pages, $this->subpages );
+		
+		add_action( 'admin_enqueue_scripts', array( $this, 'admin_enqueue_scripts' ) );
+		add_action( 'admin_head', array( $this, 'admin_head' ) );
+		add_action( 'admin_init', array( $this, 'admin_init' ) );
+		add_action( 'admin_menu', array( $this, 'admin_menu' ) );
+		add_action( 'admin_notices', array( $this, 'admin_notices' ) );
+	}
+	
+	/* ==========================================================================
+	   WordPress hooks
+	   ========================================================================== */
+	/**
+	 * Action: admin_enqueue_scripts
+	 * Conditionally queue's up jQuery and the media uploader script
+	 */	
+	public function admin_enqueue_scripts() {
+		if ( $this->media_script ) {
+			wp_enqueue_script( 'jquery' );
+			wp_enqueue_media();
+		}
+	}
+	
+	/**
+	 * Action: admin_head
+	 * Conditionally adds the script to manage media uploads
+	 */
+	public function admin_head() {
+		if ( $this->media_script ) {
+?>			<script>
+				jQuery.noConflict();
+				(function($) {
+					$(function() {
+						var mediaUploader,
+							rationalMediaButton = $( '.rational-media-upload' ),
+							rationalMediaAttachment;
+						
+						rationalMediaButton.click( function( e ) {
+							e.preventDefault();
+							var rationalMediaDestination = $( this ).prev( 'input' );
+							
+							if ( mediaUploader ) {
+								mediaUploader.open();
+								return;
+							}
+							
+							mediaUploader = wp.media.frames.file_frame = wp.media( {
+								title:		'Choose File',
+								button:		{
+									text:		'Choose File',
+								},
+								multiple:	false,
+							} );
+							
+							mediaUploader.on( 'select', function() {
+								rationalMediaAttachment = mediaUploader.state().get('selection').first().toJSON();
+								rationalMediaDestination.val( rationalMediaAttachment.url );
+							} );
+							
+							mediaUploader.open();
+						} );
+					});
+				})(jQuery);
+			</script>
+<?php	}
+	}
+	
+	/**
+	 * Action: admin_init
+	 * Registers settings, adds sections and fields
+	 */	
+	public function admin_init() {
+		foreach ( $this->pages as $page_key => $page_params ) {
+			// Finalize sanitize
+			if ( empty( $page_params['custom'] ) && !is_array( $page_params['sanitize'] ) ) {
+				$page_params['sanitize'] = array( $this, $page_params['sanitize'] );
+			}
+			
+			register_setting(
+				$page_key,
+				$page_key,
+				$page_params['sanitize']
+			);
+			
+			if ( !empty( $page_params['sections'] ) ) {
+				foreach ( $page_params['sections'] as $section_key => $section_params ) {
+					// Sort and trim the array for the function
+					$sort_order = array_keys( $this->defaults['add_settings_section'] );
+					$params = $this->sort_array( $section_params, $sort_order );
+					$params = array_slice( $params, 0, count( $this->defaults['add_settings_section'] ) );
+	
+					// Finalize callback
+					if ( empty( $params['custom'] ) && !is_array( $params['callback'] ) ) {
+						$params['callback'] = array( $this, $params['callback'] );
+					}
+			
+					call_user_func_array( 'add_settings_section', array_values( $params ) );
+					
+					if ( !empty( $section_params['fields'] ) ) {
+						foreach ( $section_params['fields'] as $field_key => $field_params ) {
+							// Check for "media" type for adding script
+							if ( !$this->media_script && $field_params['type'] === 'media' ) {
+								$this->media_script = true;
+							}
+							
+							// Sort and trim the array for the function
+							$sort_order = array_keys( $this->defaults['add_settings_field'] );
+							$params = $this->sort_array( $field_params, $sort_order );
+							$params = array_slice( $params, 0, count( $this->defaults['add_settings_field'] ) );
+							
+							// Add label wrapper on title
+							if (
+								!in_array( $field_params['type'], array( 'radio' ) ) &&
+								( empty( $field_params['no_label'] ) || $field_params['no_label'] === false )
+							) {
+								$params['title'] = "<label for='{$params["id"]}'>".__($params['title'],'text-domain')."</label>";
+							}
+		
+							// Finalize callback
+							if ( empty( $params['custom'] ) && !is_array( $params['callback'] ) ) {
+								$params['callback'] = array( $this, $params['callback'] );
+							}
+					
+							call_user_func_array( 'add_settings_field', array_values( $params ) );
+						}
+					}
+				}
+			}
+		}
+	}
+	
+	/**
+	 * Action: admin_menu. Adding the option pages to the admin menu.
+	 */
+	public function admin_menu() {
+		$all_pages = array_merge( $this->pages, $this->subpages );
+		
+		foreach ( $all_pages as $page ) {
+			// Sort and trim the array for the function
+			$sort_order = array_keys( $this->defaults[ $page['function'] ] );
+			$params = $this->sort_array( $page, $sort_order );
+			$params = array_slice( $params, 0, count( $this->defaults[ $page['function'] ] ) );
+			
+			// Finalize callback
+			$params['callback'] = array( $this, $params['callback'] );
+			
+			
+			call_user_func_array( $page['function'], array_values( $params ) );
+		}
+	}
+	
+	/**
+	 * Action: admin_notices. Spitting out notices when needed.
+	 */
+	public function admin_notices() {
+		// notice-error, notice-warning, notice-success, or notice-info.
+		if ( !empty( $this->errors ) ) {
+			foreach ( $this->errors as $error ) {
+				echo $error;
+			}
+		}
+		if ( !empty( $this->notices ) ) {
+			foreach ( $this->notices as $notice ) {
+				echo $notice;
+			}
+		}
+		
+		// update point in array for future reference
+		$this->points['admin_notices'] = true;
+	}
+	
+	/* ==========================================================================
+	   Helpers
+	   ========================================================================== */
+	public function add_page( $page_key, $page_params ) {
+		$this->pages[ $page_key ] = $this->validate_page( $page_key, $page_params );
+	}
+	
+	/**
+	 * Builds the menu page
+	 *
+	 * @param	string	$page_key	The array key of the page needing built
+	 */
+	protected function build_menu_page( $page_key ) {
+		$page = $this->pages[ $page_key ];
+		$this->options = get_option( $page_key, array() );
+		settings_errors();
+		?><div class="wrap">
+			<h1><?php _e($GLOBALS['title'],'text-domain'); ?></h1><?php
+			
+			if ( !empty( $page['sections'] ) ) {
+				?><form action="options.php" method="post"><?php
+					settings_errors( $page_key );
+					settings_fields( $page_key );
+					do_settings_sections( $page['menu_slug'] );
+					if ( $this->has_fields( $page ) ) {
+						submit_button();
+					}
+				?></form><?php
+			}
+		?></div><?php
+	}
+	
+	/**
+	 * Builds the fields themselves
+	 *
+	 * @param	string	$page_key		The array key of the page
+	 * @param	string	$section_key	The array key of the section
+	 * @param	string	$field_key		The array key of the field
+	 */
+	protected function build_settings_field( $page_key, $section_key, $field_key ) {
+		$page = $this->pages[ $page_key ];
+		$section = $page['sections'][ $section_key ];
+		$field = $section['fields'][ $field_key ];
+		
+		if ( isset( $field['value'] ) && $field['type'] !== 'checkbox' ) {
+			$field['value'] = !empty( $this->options[ $field['id'] ] ) ? $this->options[ $field['id'] ] : $field['value'];
+		}
+		
+		// Additional attributes
+		if ( !empty( $field['attributes'] ) ) {
+			$attributes = array();
+			foreach ( $field['attributes'] as $attribute => $value ) {
+				if ( !empty( $value ) ) {
+					$attributes[] = "{$attribute}='{$value}'";
+				}
+			}
+		}
+		
+		// Sanitize field values, unless 'sanitize' was set to false for this field.
+		if ( ( !isset( $field['sanitize'] ) || $field['sanitize'] ) && $field['type'] !== 'wp_editor' ) {
+			if (!empty($field['attributes']) && isset($field['attributes']['multiple']) && $field['attributes']['multiple']) {
+				for ( $i = 0; $i < count( $field['value'] ); $i++ ) {
+					$field['value'][ $i ] = strip_tags($field['value'][ $i ]);		// Removes HTML tags
+					$field['value'][ $i ] = esc_attr($field['value'][ $i ]);		// Escapes field for HTML attributes	
+				}
+			} else {
+				$field['value'] = strip_tags($field['value']);		// Removes HTML tags
+				$field['value'] = esc_attr($field['value']);		// Escapes field for HTML attributes	
+			}
+		}
+	
+		switch ( $field['type'] ) {
+			case 'checkbox':
+				$checked = $field['checked'] ? 'checked' : '';
+				if ( isset( $this->options[ $field['id'] ] ) ) {
+					$checked = checked( $field['value'], $this->options[ $field['id'] ], false );
+				}
+				printf(
+					'<label><input %s %s id="%s" name="%s" title="%s" type="checkbox" value="%s">&nbsp; %s</label>',
+					$checked,																			// checked
+					!empty( $field['class'] ) ? "class='{$field['class']}'" : '',						// class
+					$field['id'],																		// id
+					"{$page_key}[{$field['id']}]",														// name
+					$field['title_attr'],																// title
+					$field['value'],																	// value
+					!empty( $field['text'] ) ? __($field['text'],'text-domain') : ''										// text
+				);
+				break;
+			case 'media':
+				$upload_button = sprintf(
+					'<input class="button rational-media-upload" type="button" value="Upload">'
+				);
+				printf(
+					'<input %s id="%s" name="%s" %s title="%s" type="text" value="%s" %s>%s%s',
+					!empty( $field['class'] ) ? "class='{$field['class']}'" : '',						// class
+					$field['id'],																		// id
+					"{$page_key}[{$field['id']}]",														// name
+					!empty( $field['placeholder'] ) ? 'placeholder="'.__($field['placeholder'],'text-domain').'"' : '',		// placeholder
+					$field['title_attr'],																// title
+					$field['value'],																	// value
+					!empty( $attributes ) ? implode( ' ', $attributes ) : '',							// additional attributes
+					$upload_button,																		// upload button
+					!empty( $field['text'] ) ? '<p class="help">'.__($field['text'],'text-domain').'</p>' : ''				// text
+				);
+				break;
+			case 'radio':
+				echo '<fieldset><legend class="screen-reader-text">' . __($field['title'],'text-domain') . '</legend>';
+				$c = 0;
+				foreach ( $field['choices'] as $value => $label ) {
+					$checked = $value === $field['value'] ? 'checked' : '';
+					if ( isset( $this->options[ $field['id'] ] ) ) {
+						$checked = $value === $this->options[ $field['id'] ] ? 'checked' : '';
+					}
+					printf(
+						'<label><input %s %s id="%s" name="%s" type="radio" title="%s" value="%s">&nbsp; %s</label>%s',
+						$checked,																			// checked
+						!empty( $field['class'] ) ? "class='{$field['class']}'" : '',						// class
+						$field['id'],																		// id
+						"{$page_key}[{$field['id']}]",														// name
+						__($label,'text-domain'),																				// title
+						$value,																				// value
+						__($label,'text-domain'),																				// label
+						$c < count( $field['choices'] ) - 1 ? '<br>' : ''									// line-break
+					);
+					$c++;				
+				}
+				echo '</fieldset>';
+				break;
+			case 'select':
+				if (!empty($field['attributes']) && isset($field['attributes']['multiple']) && $field['attributes']['multiple']) {
+					$field_tag_name = "{$page_key}[{$field['id']}][]";
+					$field_name = "{$field['id']}[]";
+				}
+				else {
+					$field_tag_name = "{$page_key}[{$field['id']}]";
+					$field_name = "{$field['id']}";
+				}
+				printf(
+					'<select %s %s id="%s" name="%s" title="%s">',
+					!empty( $field['class'] ) ? "class='{$field['class']}'" : '',						// class
+                                        !empty( $attributes ) ? implode(' ', $attributes) : '',
+					$field['id'],																		// id
+					$field_tag_name,														// name
+					__($field['title_attr'],'text-domain')																// title
+				);
+				foreach ( $field['choices'] as $value => $text ) {
+					$selected = $value === $field['value'] ? 'selected' : '';
+					if ( isset( $this->options[ $field['id'] ] ) ) {
+            if (!is_array($this->options[ $field['id'] ] ) ) {
+						  $selected = $value === $this->options[ $field['id'] ] ? 'selected="selected"' : '';
+						}
+						else {
+						  $selected = in_array( $value, $this->options[ $field['id'] ] ) ? 'selected="selected"' : '';
+						}
+					}
+					printf(
+						'<option %s value="%s">%s</option>',
+						$selected,																			// selected
+						$value,																				// value
+						__($text,'text-domain')																				// text
+					);
+				}
+				echo '</select>';
+				break;
+			case 'textarea':
+				printf(
+					'<textarea %s id="%s" name="%s" %s %s %s %s title="%s">%s</textarea>%s',
+					!empty( $field['class'] ) ? "class='{$field['class']}'" : '',						// class
+					$field['id'],																		// id
+					"{$page_key}[{$field['id']}]",														// name
+					!empty( $field['placeholder'] ) ? 'placeholder="'.__($field['placeholder'],'text-domain').'"' : '',		// placeholder
+					!empty( $field['rows'] ) ? "rows='{$field['rows']}'" : '',							// rows
+					!empty( $field['cols'] ) ? "cols='{$field['cols']}'" : '', // cols
+					!empty( $field['wrap'] ) ? "wrap='{$field['wrap']}'" : '', // wrap
+					$field['title_attr'],																// title
+					$field['value'],																	// value
+					!empty( $field['text'] ) ? '<p class="help">'.__($field['text'],'text-domain').'</p>' : ''				// text
+				);
+				break;
+			case 'wp_editor':
+				$field['textarea_name'] = "{$page_key}[{$field['id']}]";
+				wp_editor( isset( $field['value'] ) ? $field['value'] : '', $field['id'], array(
+					'textarea_name'		=> $field['textarea_name'],
+				) );
+				echo !empty( $field['text'] ) ? '<p class="help">'.__($field['text'],'text-domain').'</p>' : '';
+				break;
+			default:
+				printf(
+					'<input %s id="%s" name="%s" %s title="%s" type="%s" value="%s" %s>%s',
+					!empty( $field['class'] ) ? "class='{$field['class']}'" : '',						// class
+					$field['id'],																		// id
+					"{$page_key}[{$field['id']}]",														// name
+					!empty( $field['placeholder'] ) ? 'placeholder="'.__($field['placeholder'],'text-domain').'"' : '',		// placeholder
+					$field['title_attr'],																// title
+					$field['type'],																		// type
+					$field['value'],																	// value
+					!empty( $attributes ) ? implode( ' ', $attributes ) : '',							// additional attributes
+					!empty( $field['text'] ) ? '<p class="help">'.__($field['text'],'text-domain').'</p>' : ''				// text
+				);
+		}
+	}
+	
+	/**
+	 * Builds the settings sections
+	 *
+	 * @param	string	$page_key		The array key of the page
+	 * @param	type	$section_key	The array key of the section
+	 */
+	protected function build_settings_section( $page_key, $section_key ) {
+		$page = $this->pages[ $page_key ];
+		$section = $page['sections'][ $section_key ];
+		
+		echo !empty( $section['text'] ) ? $section['text'] : '';
+		
+		if ( !empty( $section['include'] ) ) {
+			include $section['include'];
+		}
+	}
+	
+	/**
+	 * Determines if the option page has fields or not
+	 *
+	 * @param	array	$page	The page array
+	 *
+	 * @return	boolean			True if fields are found, false otherwise
+	 */
+	protected function has_fields( $page ) {
+		if ( !empty( $page['sections'] ) ) {
+			foreach ( $page['sections'] as $section ) {
+				if ( !empty( $section['fields'] ) ) {
+					return true;
+				}
+			}
+		}
+		return false;
+	}
+	
+	/**
+	 * Cleans up the option page submissions before submitting to the DB
+	 *
+	 * @param	string	$page_key	The array key of the page
+	 *
+	 * @return	array				The sanitized post input
+	 */
+	protected function sanitize_setting( $page_key, $input ) {
+		$page = $this->pages[ $page_key ];
+		
+		if ( !empty( $page['sections'] ) ) {
+			foreach ( $page['sections'] as $section ) {
+				if ( !empty( $section['fields'] ) ) {
+					foreach ( $section['fields'] as $field ) {
+						if ( isset( $field['sanitize'] ) && !$field['sanitize'] ) {
+							continue;
+						}
+						switch ( $field['type'] ) {
+							case 'select':
+								if ( !empty($input[$field['id']]) && !empty($input['attributes']['multiple']) ) {
+									$input[ $field['id'] ] = $input[ $field['id'] ];
+								}
+								break;
+							case 'checkbox':
+								if ( empty( $input[ $field['id'] ] ) ) {
+									$input[ $field['id'] ] = false;
+								}
+								break;
+							case 'wp_editor':
+								$input[ $field['id'] ] = wp_kses_post( $input[ $field['id'] ] );
+								break;
+							default:
+								// Sanitize by default; skip if this field's 'sanitize' setting is false.
+								$input[ $field['id'] ] = sanitize_text_field( $input[ $field['id'] ] );
+						}
+					}
+				}
+			}
+		}
+		
+		return $input;
+	}
+	
+	/**
+	 * Converts human-readable strings into more machine-friendly formats
+	 *
+	 * @param	string	$text		String to be formatted
+	 * @param	string	$separator	The character that fills in spaces
+	 *
+	 * @return	string				Formatted text
+	 */
+	protected function slugify( $text, $separator = '_' ) {
+		$text = preg_replace( '~[^\\pL\d]+~u', $separator, $text );
+		$text = trim( $text, $separator );
+		$text = iconv( 'utf-8', 'windows-1251//TRANSLIT', $text );
+		$text = strtolower( $text );
+		$text = preg_replace( '~[^-\w]+~', '', $text );
+		if ( empty( $text ) ) {
+			return 'n-a';
+		}
+		return $text;
+	}
+	
+	/**
+	 * Sorts one array using a second as a guide
+	 *
+	 * @param	array	$array			Array to be sorted
+	 * @param	array	$order_array	Guide array
+	 *
+	 * @return	array					Sorted array
+	 */
+	protected function sort_array( $array, $order_array ) {
+		$ordered = array();
+		foreach ( $order_array as $key ) {
+			if ( array_key_exists( $key, $array ) ) {
+				$ordered[ $key ] = $array[ $key ];
+				unset( $array[ $key ] );
+			}
+		}
+		return $ordered + $array;
+	}
+	
+	/**
+	 * Conditionally outputs an error in WordPress admin
+	 *
+	 * @param	string	$error	The error to be output
+	 */	
+	public function submit_error( $error ) {
+		$error = sprintf(
+			'<div class="notice notice-error"><p>%s</p></div>',
+			is_array( $error ) || is_object( $error ) ? '<pre>' . htmlspecialchars( print_r( $error, true ) ) . '</pre>' : $error
+		);
+		if ( empty( $this->points['admin_notices'] ) ) {
+			$this->errors[] = $error;
+		} else {
+			echo $error;
+		}
+	}
+	
+	/**
+	 * Conditionally outputs a notice in WordPress admin
+	 *
+	 * @param	string	$notice	The text to be output
+	 */	
+	public function submit_notice( $notice ) {
+		$notice = sprintf(
+			'<div class="notice notice-info"><p>%s</p></div>',
+			is_array( $notice ) || is_object( $notice ) ? '<pre>' . htmlspecialchars( print_r( $notice, true ) ) . '</pre>' : $notice
+		);
+		if ( empty( $this->points['admin_notices'] ) ) {
+			$this->notices[] = $notice;
+		} else {
+			echo $notice;
+		}
+	}
+	
+	/**
+	 * Validates the field data submitted to the class
+	 *
+	 * @param	array	$field			Field array
+	 * @param	string	$page_key		Array key of the associated page
+	 * @param	string	$section_key	Array key of the associated section
+	 * @param	string	$field_key		Array key of the field
+	 * @param	string	$page			ID of the associated page
+	 * @param	type	$section		ID of the associated section
+	 *
+	 * @return	array					The validated field array
+	 */
+	protected function validate_field( $field, $page_key, $section_key, $field_key, $page, $section ) {
+		// Label
+		if ( empty( $field['title'] ) ) {
+			$this->submit_error( __('Field parameter "title" is required','text-domain') );
+		}
+		
+		// ID
+		if ( empty( $field['id'] ) ) {
+			$field['id'] = $this->slugify( $field['title'] );
+		}
+		
+		// Callback
+		$field['callback'] = empty( $field['callback'] ) ? "add_settings_field|{$page_key}|{$section_key}|{$field_key}" : $field['callback'];
+		
+		// Page
+		$field['page'] = $page;
+		
+		// Section
+		$field['section'] = $section;
+		
+		// Type
+		$field['type'] = empty( $field['type'] ) ? 'text' : $field['type'];
+		
+		// Title attribute
+		$field['title_attr'] = empty( $field['title_attr'] ) ? __($field['title'],'text-domain') : $field['title_attr'];
+		
+		// Choices
+		if ( empty( $field['choices'] ) && in_array( $field['type'], array( 'radio', 'select' ) ) ) {
+			$this->submit_error( 'Field parameter "choices" is required for the "radio" and "select" type' );
+		}
+		
+		// Other attributes
+		if ( !empty( $field['attributes'] ) ) {
+			switch ( $field['type'] ) {
+				case 'select':
+				case 'textarea':
+					$field['attributes'] = wp_parse_args( $field['attributes'], $this->attributes[ $field['type'] ] );
+					break;
+				default:
+					$field['attributes'] = wp_parse_args( $field['attributes'], $this->attributes['input'] );
+			}
+		}
+		
+		// Making sure we haven't missed anything
+		switch ( $field['type'] ) {
+			case 'checkbox':
+				$field = wp_parse_args( $field, $this->fields['checkbox'] );
+				break;
+			case 'color':
+			case 'radio':
+			case 'range':
+				break;
+			case 'date':
+				$field['value'] = date( 'Y-m-d', strtotime( $field['value'] ) );
+				$field = wp_parse_args( $field, $this->fields['text'] );
+				break;
+			case 'datetime':
+			case 'datetime-local':
+				$field['value'] = date( 'Y-m-d\TH:i:s', strtotime( $field['value'] ) );
+				$field = wp_parse_args( $field, $this->fields['text'] );
+				break;
+			case 'month':
+				$field['value'] = date( 'Y-m', strtotime( $field['value'] ) );
+				$field = wp_parse_args( $field, $this->fields['text'] );
+				break;
+			case 'textarea':
+				$field = wp_parse_args( $field, $this->fields[ $field['type'] ] );
+				break;
+			case 'time':
+				$field['value'] = date( 'H:i:s', strtotime( $field['value'] ) );
+				$field = wp_parse_args( $field, $this->fields['text'] );
+				break;
+			case 'week':
+				$field['value'] = date( 'Y-\WW', strtotime( $field['value'] ) );
+				$field = wp_parse_args( $field, $this->fields['text'] );
+				break;
+			case 'wp_editor':
+				$field = wp_parse_args( $field, $this->fields['wp_editor'] );
+				break;
+			default:
+				$field = wp_parse_args( $field, $this->fields['text'] );
+		}
+		
+		return $field;
+	}
+	
+	/**
+	 * Validates the information submitted to the class
+	 *
+	 * @param	string	$page_key		Array key of the page
+	 * @param	array	$page			Array of page parameters
+	 * @param	string	$parent_slug	Menu slug of the parent page if there is one
+	 *
+	 * @return	array					Validated array of page parameters
+	 */
+	protected function validate_page( $page_key, $page_params, $parent_slug = false ) {
+		// Page title
+		if ( empty( $page_params['page_title'] ) ) {
+			$this->submit_error( __('Page parameter "page_title" is required','text-domain') );
+		}
+		
+		// Menu title
+		if ( empty( $page_params['menu_title'] ) ) {
+			$page_params['menu_title'] = __($page_params['page_title'],'text-domain');
+		}
+		
+		// Menu slug
+		if ( empty( $page_params['menu_slug'] ) ) {
+			// Basing it off the page title cause it's likely to be more unique than the menu title
+			$page_params['menu_slug'] = $this->slugify( $page_params['page_title'] );
+		}
+		
+		// Menu or submenu item?
+		if ( empty( $page_params['parent_slug'] ) && !$parent_slug ) {
+			$page_params['function'] = 'add_menu_page';
+		} else {
+			$page_params['function'] = 'add_submenu_page';
+			$page_params['parent_slug'] = $parent_slug ? $parent_slug : $page_params['parent_slug'];
+		}
+		
+		// Callback
+		$page_params['callback'] = "{$page_params['function']}|{$page_key}";
+		
+		// Sanitize
+		$page_params['sanitize'] = empty( $page_params['sanitize'] ) ? "register_setting|{$page_key}" : $page_params['sanitize'];
+		
+		// Make sure we haven't missed anything
+		$page_params = wp_parse_args( $page_params, $this->defaults[ $page_params['function'] ] );
+		
+		// Subpages?
+		if ( !empty( $page_params['subpages'] ) ) {
+			foreach ( $page_params['subpages'] as $subpage_key => $subpage ) {
+				$this->subpages[ $subpage_key ] = $this->validate_page( $subpage_key, $subpage, $page_params['menu_slug'] );
+			}
+			unset( $page_params['subpages'] );
+		}
+		
+		// Sections?
+		if ( !empty( $page_params['sections'] ) ) {
+			foreach ( $page_params['sections'] as $section_key => $section_params ) {
+				$page_params['sections'][ $section_key ] = $this->validate_section( $section_params, $page_key, $section_key, $page_params['menu_slug'] );
+			}
+		}
+		
+		return $page_params;
+	}
+	
+	/**
+	 * Validates the section data submitted to the class
+	 *
+	 * @param	array	$section		Section array
+	 * @param	string	$page_key		Array key of the associated page
+	 * @param	string	$section_key	Array key of the associated page
+	 * @param	string	$page			ID of the associated page
+	 *
+	 * @return	array					Validated section array
+	 */
+	protected function validate_section( $section, $page_key, $section_key, $page ) {
+		// Title
+		if ( empty( $section['title'] ) ) {
+			$this->submit_error( __('Section parameter "title" is required','text-domain') );
+		}
+		
+		// ID
+		if ( empty( $section['id'] ) ) {
+			$section['id'] = $this->slugify( $section['title'] );
+		}
+		
+		// Callback
+		$section['callback'] = empty( $section['callback'] ) ? "add_settings_section|{$page_key}|{$section_key}" : $section['callback'];
+		
+		// Page
+		$section['page'] = $page;
+		
+		// Fields?
+		if ( !empty( $section['fields'] ) ) {
+			foreach ( $section['fields'] as $field_key => $field_params ) {
+				$section['fields'][ $field_key ] = $this->validate_field( $field_params, $page_key, $section_key, $field_key, $page, $section['id'] );
+			}
+		}
+		
+		return $section;
+	}
+}
\ No newline at end of file
diff --git a/classes/vnpg-vietqr-base.php b/classes/vnpg-vietqr-base.php
new file mode 100644
index 0000000..5d87440
--- /dev/null
+++ b/classes/vnpg-vietqr-base.php
@@ -0,0 +1,14 @@
+<?php
+/*
+*
+* WC Base Payment Gateway
+*
+*/
+
+if (!defined('ABSPATH')) exit;
+
+if (!class_exists('WC_Payment_Gateway')) return;
+
+abstract class WC_VNPG_VietQR_Base extends WC_Payment_Gateway {
+
+}
\ No newline at end of file
diff --git a/vietnam-payment-gateways.php b/vietnam-payment-gateways.php
index 8413b9f..24b6373 100644
--- a/vietnam-payment-gateways.php
+++ b/vietnam-payment-gateways.php
@@ -11,6 +11,158 @@
  * Tested up to: 6.0
  * License: GNU General Public License v3.0
  */
+
+/**
+ * Generated by the WordPress Option Page generator
+ * at http://jeremyhixon.com/wp-tools/option-page/
+ */
+require_once('classes/RationalOptionPages.php');
+$pages = array(
+	'sample-page'	=> array(
+		'page_title'	=> __( 'Vietnam Payment Gateways', 'sample-domain' ),
+		'sections'		=> array(
+			'section-one'	=> array(
+				'title'			=> __( 'Standard Inputs', 'sample-domain' ),
+				'fields'		=> array(
+					'default'		=> array(
+						'title'			=> __( 'Default (text)', 'sample-domain' ),
+						'text'			=> __( 'Text attributes are used as help text for most input types.' ),
+					),
+					'date'			=> array(
+						'title'			=> __( 'Date', 'sample-domain' ),
+						'type'			=> 'date',
+						'value'			=> 'now',
+					),
+					'datetime'		=> array(
+						'title'			=> __( 'Datetime-Local', 'sample-domain' ),
+						'type'			=> 'datetime-local',
+						'value'			=> 'now',
+					),
+					'datetime-local' => array(
+						'title'			=> __( 'Datetime-Local', 'sample-domain' ),
+						'type'			=> 'datetime-local',
+						'value'			=> 'now',
+					),
+					'email'			=> array(
+						'title'			=> __( 'Email', 'sample-domain' ),
+						'type'			=> 'email',
+						'placeholder'	=> 'email.address@domain.com',
+					),
+					'month'			=> array(
+						'title'			=> __( 'Month', 'sample-domain' ),
+						'type'			=> 'month',
+						'value'			=> 'now',
+					),
+					'number'		=> array(
+						'title'			=> __( 'Number', 'sample-domain' ),
+						'type'			=> 'number',
+						'value'			=> 42,
+					),
+					'password'		=> array(
+						'title'			=> __( 'Password', 'sample-domain' ),
+						'type'			=> 'password',
+					),
+					'search'		=> array(
+						'title'			=> __( 'Search', 'sample-domain' ),
+						'type'			=> 'search',
+						'placeholder'	=> __( 'Keywords or terms&hellip;', 'sample-domain' ),
+					),
+					'tel'			=> array(
+						'title'			=> __( 'Telephone', 'sample-domain' ),
+						'type'			=> 'tel',
+						'placeholder'	=> '(555) 555-5555',
+					),
+					'time'			=> array(
+						'title'			=> __( 'Time', 'sample-domain' ),
+						'type'			=> 'time',
+						'value'			=> 'now',
+					),
+					'url'			=> array(
+						'title'			=> __( 'URL', 'sample-domain' ),
+						'type'			=> 'url',
+						'placeholder'	=> 'http://jeremyhixon.com',
+					),
+					'week'			=> array(
+						'title'			=> __( 'Week', 'sample-domain' ),
+						'type'			=> 'week',
+						'value'			=> 'now',
+					),
+				),
+			),
+			'section-two'	=> array(
+				'title'			=> __( 'Non-standard Input', 'sample-domain' ),
+				'fields'		=> array(
+					'checkbox'		=> array(
+						'title'			=> __( 'Checkbox', 'sample-domain' ),
+						'type'			=> 'checkbox',
+						'text'			=> __( 'Text attributes are used as labels for checkboxes' ),
+					),
+					'color'			=> array(
+						'title'			=> __( 'Color', 'sample-domain' ),
+						'type'			=> 'color',
+						'value'			=> '#cc0000',
+					),
+					'media'			=> array(
+						'title'			=> __( 'Media', 'sample-domain' ),
+						'type'			=> 'media',
+						'value'			=> 'http://your-domain.com/wp-content/uploads/2016/01/sample.jpg',
+					),
+					'radio'			=> array(
+						'title'			=> __( 'Radio', 'sample-domain' ),
+						'type'			=> 'radio',
+						'value'			=> 'option-two',
+						'choices'		=> array(
+							'option-one'	=> __( 'Option One', 'sample-domain' ),
+							'option-two'	=> __( 'Option Two', 'sample-domain' ),
+						),
+					),
+					'range'			=> array(
+						'title'			=> __( 'Range', 'sample-domain' ),
+						'type'			=> 'range',
+						'value'			=> 75,
+					),
+					'select'		=> array(
+						'title'			=> __( 'Select', 'sample-domain' ),
+						'type'			=> 'select',
+						'value'			=> 'option-two',
+						'choices'		=> array(
+							'option-one'	=> __( 'Option One', 'sample-domain' ),
+							'option-two'	=> __( 'Option Two', 'sample-domain' ),
+						),
+					),
+					'select-multiple'		=> array(
+						'title'			=> __( 'Select multiple', 'sample-domain' ),
+						'type'			=> 'select',
+						'value' => array(
+							'option-two'
+						),
+						'choices' => array(
+							'option-one' => __( 'Option One', 'sample-domain' ),
+							'option-two' => __( 'Option Two', 'sample-domain' ),
+							'option-three' => __( 'Option Three', 'sample-domain' ),
+						),
+						'attributes' => array(
+							'multiple' => 'multiple'
+						),
+						'sanitize' => true
+					),
+					'textarea'		=> array(
+						'title'			=> __( 'Textarea', 'sample-domain' ),
+						'type'			=> 'textarea',
+						'value'			=> 'Pellentesque consectetur volutpat lectus, ac molestie lorem molestie nec. Vestibulum in auctor massa. Vivamus convallis nunc quis lacus maximus, non ultricies risus gravida. Praesent ac diam imperdiet, volutpat nisi sed, semper eros. In nec orci hendrerit, laoreet nunc eu, semper magna. Curabitur eu lorem a enim sodales consequat. Vestibulum eros nunc, congue sed blandit in, maximus eu tellus.',
+					),
+					'wp_editor'		=> array(
+						'title'			=> __( 'WP Editor', 'sample-domain' ),
+						'type'			=> 'wp_editor',
+						'value'			=> 'Pellentesque consectetur volutpat lectus, ac molestie lorem molestie nec. Vestibulum in auctor massa. Vivamus convallis nunc quis lacus maximus, non ultricies risus gravida. Praesent ac diam imperdiet, volutpat nisi sed, semper eros. In nec orci hendrerit, laoreet nunc eu, semper magna. Curabitur eu lorem a enim sodales consequat. Vestibulum eros nunc, congue sed blandit in, maximus eu tellus.',
+					),
+				),
+			),
+		),
+	),
+);
+$option_page = new RationalOptionPages( $pages );
+
 /*
 * This action hook registers our PHP class as a WooCommerce payment gateway
 */