<?php 
//      **********************************************************
//      **********************************************************
//      *** MY THEME OPTIONS PAGE A WORKING SAMPLE TO BUILD ON ***
//      **********************************************************
//      **********************************************************
?>
<?php
//    **************************************************************
//    **************************************************************
//    **** CODE TO ADD TO THE CURRENT THEMES FUNCTIONS.PHP FILE ****
//    **************************************************************
//    **************************************************************
include_once( dirname( __FILE__ ) . '/theme-options.php' );
?>
<?php
//    *************************************************************
//    *************************************************************
//    **** CODE TO ADD TO THE THEME FILE WHERE OPTIONS DISPLAY ****
//    *************************************************************
//    *************************************************************
//    **** CHANGE THE KEY TO THE OPTION THAT YOU WANT TO SHOW *****
//    *************************************************************
//    *************************************************************
/**
 * <?php $options = get_option('plugin_options'); ?>
 * <img src="<?php echo $options['logo']; ?>" alt="Logo" />
 * 
 */
?>
<?php
//    **************************************************************************
//    **************************************************************************
//    ********* IN THIS CASE YOU CAN STYLE THE THEME OPTIONS WITH THIS *********
//    **************************************************************************
//    **************************************************************************
//    **** THE OPTIONS_PAGE.CSS SHOULD GO IN THEME DIR/CSS/options_page.css ****
//    **************************************************************************
//    **************************************************************************
?>
<?php
//    *****************************************************************
//    *****************************************************************
//    ************ THE ACTUAL OPTIONS.PHP FILE CODE *******************
//    *****************************************************************
//    *****************************************************************
add_action('admin_menu', 'create_theme_options_page');
add_action('admin_init', 'register_and_build_fields');
function create_theme_options_page() {
   add_options_page('Theme Options', 'Theme Options', 'administrator', __FILE__, 'options_page_fn');
}
function register_and_build_fields() {
   register_setting('plugin_options', 'plugin_options', 'validate_setting');
   add_settings_section('main_section', 'Main Settings', 'section_cb', __FILE__);
   add_settings_field('color_scheme', 'Color Scheme:', 'color_scheme_setting', __FILE__, 'main_section');
   add_settings_field('logo', 'Upload Custom Logo:', 'logo_setting', __FILE__, 'main_section'); // LOGO
   add_settings_field('banner_heading', 'Banner Heading:', 'banner_heading_setting', __FILE__, 'main_section');
   add_settings_field('adverting_information', 'Advertising Info:', 'advertising_information_setting', __FILE__, 'main_section');
   add_settings_field('ad_one', 'Ad:', 'ad_setting_one', __FILE__, 'main_section'); // Ad1
   add_settings_field('ad_two', 'Second Ad:', 'ad_setting_two', __FILE__, 'main_section'); // Ad2
}
function options_page_fn() {
?>
   <div id="theme-options-wrap" class="widefat">
      <div class="icon32" id="icon-tools"></div>
      <h2>IdeaTree Designs Theme Options Panel</h2>
      <p>Use the sections below to customize your theme, then click Save Changes.</p>
      <form method="post" action="options.php" enctype="multipart/form-data">
         <?php settings_fields('plugin_options'); ?>
         <?php do_settings_sections(__FILE__); ?>
         <p class="submit">
            <input name="Submit" type="submit" class="button-primary" value="<?php esc_attr_e('Save Changes'); ?>" />
         </p>
   </form>
</div>
<?php
}
// Banner Heading
function banner_heading_setting() {
   $options = get_option('plugin_options');
   echo "<input name='plugin_options[banner_heading]' type='text' value='{$options['banner_heading']}' />";
}
// Color Scheme
function color_scheme_setting() {
   $options = get_option('plugin_options');
   $items = array("Red", "Green", "Blue");
   echo "<select name='plugin_options[color_scheme]'>";
   foreach ($items as $item) {
      $selected = ( $options['color_scheme'] === $item ) ? 'selected = "selected"' : '';
      echo "<option value='$item' $selected>$item</option>";
   }
   echo "</select>";
}
// Advertising info
function advertising_information_setting() {
   $options = get_option('plugin_options');
   echo "<textarea name='plugin_options[advertising_information]' rows='10' cols='60' type='textarea'>{$options['advertising_information']}</textarea>";
}
// Ad one
function ad_setting_one() {
   echo '<input type="file" name="ad_one" />';
}
// Ad two
function ad_setting_two() {
   echo '<input type="file" name="ad_two" />';
}
/**
 *   Logo
 */
function logo_setting() {
   echo '<input type="file" name="logo" />';
}
function validate_setting($plugin_options) {
   $keys = array_keys($_FILES);
   $i = 0;
   foreach ($_FILES as $image) {
      // if a files was upload
      if ($image['size']) {
         // if it is an image
         if (preg_match('/(jpg|jpeg|png|gif)$/', $image['type'])) {
            $override = array('test_form' => false);
            $file = wp_handle_upload($image, $override);
            $plugin_options[$keys[$i]] = $file['url'];
         } else {
            $options = get_option('plugin_options');
            $plugin_options[$keys[$i]] = $options[$logo];
            wp_die('No image was uploaded.');
         }
      }
      // else, retain the image that's already on file.
      else {
         $options = get_option('plugin_options');
         $plugin_options[$keys[$i]] = $options[$keys[$i]];
      }
      $i++;
   }
   return $plugin_options;
}
function section_cb() {}
// Add stylesheet
add_action('admin_head', 'admin_register_head');
function admin_register_head() {
   $url = get_bloginfo('template_directory') . '/css/options_page.css';
   echo "<link rel='stylesheet' href='$url' />\n";
}
?>