wp plugin settings

        // === ADMIN OPTIONS === //
        // add the options page under Settings
        function admin_page() {
            add_options_page('Exifography Options', 'Exifography Options', 'manage_options', 'exifography', array( &$this, 'options_page' ));
        }

        // render the admin page
        function options_page() {
        ?>
<div>
    <h2><?php _e('Exifography Options', 'exifography'); ?></h2>
    <p><?php _e('For instructions and support please visit the <a target="_blank" href="http://www.kristarella.com/thesography">Thesography plugin page</a>.', 'thesography'); ?></p>
    <form action="options.php" method="post">
    <?php settings_fields($this->exif_options); ?>
    <?php do_settings_sections('plugin_options'); ?>

    <input name="Submit" type="submit" value="<?php esc_attr_e('Save Changes'); ?>" />
    </form>
</div>
        <?php
        }

        // add the admin settings to the database and page
        function options_init(){
            register_setting( $this->exif_options, $this->exif_options, array(&$this,'options_validate') );
            add_settings_section('default_display', __('Default EXIF', 'exifography'), array(&$this,'defaults'), 'plugin_options');
            add_settings_section('auto_display', __('Auto insert into post', 'exifography'), array(&$this,'auto'), 'plugin_options');
            add_settings_section('custom_html', __('Custom HTML', 'exifography'), array(&$this,'html'), 'plugin_options');
            // exif fields settings inputs
            foreach ($this->fields as $key => $value) {
                add_settings_field('exif-field-'.$key, $value, array(&$this,'default_fields'), 'exifography', 'default_display', $key);
            }
            // auto insert settings fields
            add_settings_field('auto_insert', __('Automatically display exif','exifography'), array(&$this,'auto_field'), 'exifography', 'auto_display');
            // custom HTML settings fields
            foreach ($this->html_options as $key => $value) {
                add_settings_field($key, $value, array(&$this,'html_fields'), 'exifography', 'custom_html', $key);
            }

            wp_enqueue_style( 'exif_admin_style', WP_PLUGIN_URL . '/' . str_replace(basename( __FILE__),"",plugin_basename(__FILE__)) . 'styles/admin.css' );
        }

        // render options sections
        function defaults() {
?>
<p><?php _e("Set these to create default options for every post. This is useful when <strong>most</strong> of your posts will be displaying EXIF for <strong>a single photo</strong>, and if you're not adding EXIF manually via shortcodes or custom functions.", 'exifography'); ?></p>
<?php
        }
        function auto() {
?>
<p><?php _e("Use this option to automatically insert the EXIF for the first image attached to your post.", 'exifography'); ?></p>
<?php
        }
        function html() {
?>
<p><?php _e('This is the HTML used to display your exif data. IDs and classes can be used for styling.', 'thesography'); ?></p>
<?php
        }

        // render inputs
        function default_fields($key) {
            $options = $this->get_options();
            print_r($options);
            if(strpos($options['exif_fields'], $key) !== false)
                $checked = 'checked="checked"';
            echo '<input id="exif-field-'.$key.'" value="'.$key.'" type="checkbox" name="exif_fields[]" '.$checked.' />';
        }
        function auto_field() {
            $options = $this->get_options();
            if($options['auto_insert'])
                $checked = 'checked="checked"';
            echo '<input id="auto_insert" type="checkbox" name="auto_insert" '.$checked.' />';
        }
        function html_fields($key) {
            $options = $this->get_options();
            echo '<input type="text" id="'.$key.'" name="'.$key.'" value="'.stripslashes($options[$key]).'" class="regular-text code" />';
        }

        // validate options
        function options_validate($inputs) {
            return $inputs;
        }