<?php if ( ! defined( 'OT_VERSION') ) exit( 'No direct script access allowed' );
/**
 * OptionTree Settings API
 *
 * This class loads all the methods and helpers specific to a Settings page.
 *
 * @package   OptionTree
 * @author    Derek Herman <derek@valendesigns.com>
 * @copyright Copyright (c) 2013, Derek Herman
 */
if ( ! class_exists( 'OT_Settings' ) ) {

  class OT_Settings {

    /* the options array */
    private $options;

    /* hooks for targeting admin pages */
    private $page_hook;

    /**
     * Constructor
     *
     * @param     array     An array of options
     * @return    void
     *
     * @access    public
     * @since     2.0
     */
    public function __construct( $args ) {

      $this->options = $args;

      /* return early if not viewing an admin page or no options */
      if ( ! is_admin() || ! is_array( $this->options ) )
        return false;

      /* load everything */
      $this->hooks();

    }

    /**
     * Execute the WordPress Hooks
     *
     * @return    void
     *
     * @access    public
     * @since     2.0
     */
    public function hooks() {

      /**
       * Filter the `admin_menu` action hook priority.
       *
       * @since 2.5.0
       *
       * @param int $priority The priority. Default '10'.
       */
      $priority = apply_filters( 'ot_admin_menu_priority', 10 );

      /* add pages & menu items */
      add_action( 'admin_menu', array( $this, 'add_page' ), $priority );

      /* register sections */
      add_action( 'admin_init', array( $this, 'add_sections' ) );

      /* register settings */
      add_action( 'admin_init', array( $this, 'add_settings' ) );

      /* reset options */
      add_action( 'admin_init', array( $this, 'reset_options' ), 10 );

      /* initialize settings */
      add_action( 'admin_init', array( $this, 'initialize_settings' ), 11 );

    }

    /**
     * Loads each admin page
     *
     * @return    void
     *
     * @access    public
     * @since     2.0
     */
    public function add_page() {

      /* loop through options */
      foreach( (array) $this->options as $option ) {

        /* loop through pages */
        foreach( (array) $this->get_pages( $option ) as $page ) {

          /**
           * Theme Check... stop nagging me about this kind of stuff.
           * The damn admin pages are required for OT to function, duh!
           */
          $theme_check_bs   = 'add_menu_page';
          $theme_check_bs2  = 'add_submenu_page';

          /* load page in WP top level menu */
          if ( ! isset( $page['parent_slug'] ) || empty( $page['parent_slug'] ) ) {
            $page_hook = $theme_check_bs(
              $page['page_title'],
              $page['menu_title'],
              $page['capability'],
              $page['menu_slug'],
              array( $this, 'display_page' ),
              $page['icon_url'],
              $page['position']
            );
          /* load page in WP sub menu */
          } else {
            $page_hook = $theme_check_bs2(
              $page['parent_slug'],
              $page['page_title'],
              $page['menu_title'],
              $page['capability'],
              $page['menu_slug'],
              array( $this, 'display_page' )
            );
          }

          /* only load if not a hidden page */
          if ( ! isset( $page['hidden_page'] ) ) {

            /* associate $page_hook with page id */
            $this->page_hook[$page['id']] = $page_hook;

            /* add scripts */
            add_action( 'admin_print_scripts-' . $page_hook, array( $this, 'scripts' ) );

            /* add styles */
            add_action( 'admin_print_styles-' . $page_hook, array( $this, 'styles' ) );

            /* add contextual help */
            add_action( 'load-' . $page_hook, array( $this, 'help' ) );

          }

        }

      }

      return false;
    }

    /**
     * Loads the scripts
     *
     * @return    void
     *
     * @access    public
     * @since     2.0
     */
    public function scripts() {
      ot_admin_scripts();
    }

    /**
     * Loads the styles
     *
     * @return    void
     *
     * @access    public
     * @since     2.0
     */
    public function styles() {
      ot_admin_styles();
    }

    /**
     * Loads the contextual help for each page
     *
     * @return    void
     *
     * @access    public
     * @since     2.0
     */
    public function help() {
      $screen = get_current_screen();

      /* loop through options */
      foreach( (array) $this->options as $option ) {

        /* loop through pages */
        foreach( (array) $this->get_pages( $option ) as $page ) {

          /* verify page */
          if ( ! isset( $page['hidden_page'] ) && $screen->id == $this->page_hook[$page['id']] ) {

            /* set up the help tabs */
            if ( ! empty( $page['contextual_help']['content'] ) ) {
              foreach( $page['contextual_help']['content'] as $contextual_help ) {
                $screen->add_help_tab(
                  array(
                    'id'      => esc_attr( $contextual_help['id'] ),
                    'title'   => esc_attr( $contextual_help['title'] ),
                    'content' => htmlspecialchars_decode( $contextual_help['content'] ),
                  )
                );
              }
            }

            /* set up the help sidebar */
            if ( ! empty( $page['contextual_help']['sidebar'] ) ) {
              $screen->set_help_sidebar( htmlspecialchars_decode( $page['contextual_help']['sidebar'] ) );
            }

          }

        }

      }

      return false;
    }

    /**
     * Loads the content for each page
     *
     * @return    string
     *
     * @access    public
     * @since     2.0
     */
    public function display_page() {
      $screen = get_current_screen();

      /* loop through settings */
      foreach( (array) $this->options as $option ) {

        /* loop through pages */
        foreach( (array) $this->get_pages( $option ) as $page ) {

          /* verify page */
          if ( ! isset( $page['hidden_page'] ) && $screen->id == $this->page_hook[$page['id']] ) {

            $show_buttons = isset( $page['show_buttons'] ) && $page['show_buttons'] == false ? false : true;

            /* update active layout content */
            if ( isset( $_REQUEST['settings-updated'] ) && $_REQUEST['settings-updated'] == 'true' ) {

              $layouts = get_option( ot_layouts_id() );

              /* has active layout */
              if ( isset( $layouts['active_layout'] ) ) {
                $option_tree = get_option( $option['id'] );
                $layouts[$layouts['active_layout']] = ot_encode( serialize( $option_tree ) );
                update_option( ot_layouts_id(), $layouts );
              }

            }

            echo '<div class="wrap settings-wrap" id ="page-' . $page['id'] . '">';

              echo '<h2>' . $page['page_title'] . '</h2>';

              echo ot_alert_message( $page );

              settings_errors( 'option-tree' );

              /* Header */
              echo '<div id="option-tree-header-wrap">';

                echo '<ul id="option-tree-header">';

                  echo '<li id="option-tree-logo">' . apply_filters( 'ot_header_logo_link', '<a href="http://wordpress.org/extend/plugins/option-tree/" target="_blank">OptionTree</a>', $page['id'] ) . '</li>';

                  echo '<li id="option-tree-version"><span>' . apply_filters( 'ot_header_version_text', 'OptionTree ' . OT_VERSION, $page['id'] ) . '</span></li>';

                  // Add additional theme specific links here.
                  do_action( 'ot_header_list', $page['id'] );

                echo '</ul>';

                /* layouts form */
                if ( $page['id'] == 'ot_theme_options' && OT_SHOW_NEW_LAYOUT == true )
                  ot_theme_options_layouts_form();

              echo '</div>';

            /* remove forms on the custom settings pages */
            if ( $show_buttons ) {

              echo '<form action="options.php" method="post" id="option-tree-settings-api">';

                settings_fields( $option['id'] );

            } else {

              echo '<div id="option-tree-settings-api">';

            }

                /* Sub Header */
                echo '<div id="option-tree-sub-header">';

                if ( $show_buttons )
                  echo '<button class="option-tree-ui-button button button-primary right">' . $page['button_text'] . '</button>';

                echo '</div>';

                /* Navigation */
                echo '<div class="ui-tabs">';

                /* check for sections */
                if ( isset( $page['sections'] ) && count( $page['sections'] ) > 0 ) {

                  echo '<ul class="ui-tabs-nav">';

                  /* loop through page sections */
                  foreach( (array) $page['sections'] as $section ) {
                    echo '<li id="tab_' . $section['id'] . '"><a href="#section_' . $section['id'] . '">' . $section['title'] . '</a></li>';
                  }

                  echo '</ul>';

                }

                  /* sections */
                  echo '<div id="poststuff" class="metabox-holder">';

                    echo '<div id="post-body">';

                      echo '<div id="post-body-content">';

                        $this->do_settings_sections( $_GET['page'] );

                      echo '</div>';

                    echo '</div>';

                  echo '</div>';

                  echo '<div class="clear"></div>';

                echo '</div>';

              /* buttons */
              if ( $show_buttons ) {

                echo '<div class="option-tree-ui-buttons">';

                  echo '<button class="option-tree-ui-button button button-primary right">' . $page['button_text'] . '</button>';

                echo '</div>';

              }

              if ($show_buttons) echo '</form>';
              else '</div>';

              /* reset button */
              if ( $show_buttons ) {

                echo '<form method="post" action="' . str_replace( '&settings-updated=true', '', $_SERVER["REQUEST_URI"] ) . '">';

                  /* form nonce */
                  wp_nonce_field( 'option_tree_reset_form', 'option_tree_reset_nonce' );

                  echo '<input type="hidden" name="action" value="reset" />';

                  echo '<button type="submit" class="option-tree-ui-button button button-secondary left reset-settings" title="' . esc_html__( 'Reset Options', 'option-tree' ) . '">' . esc_html__( 'Reset Options', 'option-tree' ) . '</button>';

                echo '</form>';

              }

            echo '</div>';

          }

        }

      }

      return false;
    }

    /**
     * Adds sections to the page
     *
     * @return    void
     *
     * @access    public
     * @since     2.0
     */
    public function add_sections() {

      /* loop through options */
      foreach( (array) $this->options as $option ) {

        /* loop through pages */
        foreach( (array) $this->get_pages( $option ) as $page ) {

          /* loop through page sections */
          foreach( (array) $this->get_sections( $page ) as $section ) {

            /* add each section */
            add_settings_section(
              $section['id'],
              $section['title'],
              array( $this, 'display_section' ),
              $page['menu_slug']
            );

          }

        }

      }

      return false;
    }

    /**
     * Callback for add_settings_section()
     *
     * @return    string
     *
     * @access    public
     * @since     2.0
     */
    public function display_section() {
      /* currently pointless */
    }

    /**
     * Add settings the the page
     *
     * @return    void
     *
     * @access    public
     * @since     2.0
     */
    public function add_settings() {

      /* loop through options */
      foreach( (array) $this->options as $option ) {

        register_setting( $option['id'], $option['id'], array ( $this, 'sanitize_callback' ) );

        /* loop through pages */
        foreach( (array) $this->get_pages( $option ) as $page ) {

          /* loop through page settings */
          foreach( (array) $this->get_the_settings( $page ) as $setting ) {

            /* skip if no setting ID */
            if ( ! isset( $setting['id'] ) )
              continue;

            /* add get_option param to the array */
            $setting['get_option']  = $option['id'];

            /* add each setting */
            add_settings_field(
              $setting['id'],
              $setting['label'],
              array( $this, 'display_setting' ),
              $page['menu_slug'],
              $setting['section'],
              $setting
            );

          }

        }

      }

      return false;
    }

    /**
     * Callback for add_settings_field() to build each setting by type
     *
     * @param     array     Setting object array
     * @return    string
     *
     * @access    public
     * @since     2.0
     */
    public function display_setting( $args = array() ) {

      extract( $args );

      /* get current saved data */
      $options = get_option( $get_option, false );

      // Set field value
      $field_value = isset( $options[$id] ) ? $options[$id] : '';

      /* set standard value */
      if ( isset( $std ) ) {
        $field_value = ot_filter_std_value( $field_value, $std );
      }

      // Allow the descriptions to be filtered before being displayed
      $desc = apply_filters( 'ot_filter_description', ( isset( $desc ) ? $desc : '' ), $id );

      /* build the arguments array */
      $_args = array(
        'type'              => $type,
        'field_id'          => $id,
        'field_name'        => $get_option . '[' . $id . ']',
        'field_value'       => $field_value,
        'field_desc'        => $desc,
        'field_std'         => isset( $std ) ? $std : '',
        'field_rows'        => isset( $rows ) && ! empty( $rows ) ? $rows : 15,
        'field_post_type'   => isset( $post_type ) && ! empty( $post_type ) ? $post_type : 'post',
        'field_taxonomy'    => isset( $taxonomy ) && ! empty( $taxonomy ) ? $taxonomy : 'category',
        'field_min_max_step'=> isset( $min_max_step ) && ! empty( $min_max_step ) ? $min_max_step : '0,100,1',
        'field_condition'   => isset( $condition ) && ! empty( $condition ) ? $condition : '',
        'field_operator'    => isset( $operator ) && ! empty( $operator ) ? $operator : 'and',
        'field_class'       => isset( $class ) ? $class : '',
        'field_choices'     => isset( $choices ) && ! empty( $choices ) ? $choices : array(),
        'field_settings'    => isset( $settings ) && ! empty( $settings ) ? $settings : array(),
        'post_id'           => ot_get_media_post_ID(),
        'get_option'        => $get_option,
      );

      // Limit DB queries for Google Fonts.
      if ( $type == 'google-fonts' ) {
        ot_fetch_google_fonts();
        ot_set_google_fonts( $id, $field_value );
      }

      /* get the option HTML */
      echo ot_display_by_type( $_args );
    }

    /**
     * Sets the option standards if nothing yet exists.
     *
     * @return    void
     *
     * @access    public
     * @since     2.0
     */
    public function initialize_settings() {

      $default_header_image = get_option('uncode_default_header_image');

      /* loop through options */
      foreach( (array) $this->options as $option ) {

        /* skip if option is already set */
        if ( isset( $option['id'] ) && get_option( $option['id'], false ) ) {
          return false;
        }

        $defaults = array();

        /* loop through pages */
        foreach( (array) $this->get_pages( $option ) as $page ) {

          /* loop through page settings */
          foreach( (array) $this->get_the_settings( $page ) as $setting ) {

            if ( isset( $setting['std'] ) ) {

              if (isset($default_header_image)) {
                $defaults[$setting['id']] = ot_validate_setting( $setting['std'], $setting['type'], $setting['id'] );
                if ($setting['id'] === '_uncode_post_header_background' ||
                    $setting['id'] === '_uncode_page_header_background' ||
                    $setting['id'] === '_uncode_portfolio_header_background' ||
                    $setting['id'] === '_uncode_404_header_background' ||
                    $setting['id'] === '_uncode_search_index_header_background' ||
                    $setting['id'] === '_uncode_post_index_header_background' ||
                    $setting['id'] === '_uncode_portfolio_index_header_background')
                {
                  $defaults[$setting['id']]['background-image'] = $default_header_image;
                }
              } else {
                $defaults[$setting['id']] = ot_validate_setting( $setting['std'], $setting['type'], $setting['id'] );
              }

            }

          }

        }

        update_option( $option['id'], $defaults );
        uncode_create_dynamic_css();

      }

      return false;
    }

    /**
     * Sanitize callback for register_setting()
     *
     * @return    string
     *
     * @access    public
     * @since     2.0
     */
    public function sanitize_callback( $input ) {

      /* loop through options */
      foreach( (array) $this->options as $option ) {

        /* loop through pages */
        foreach( (array) $this->get_pages( $option ) as $page ) {

          /* loop through page settings */
          foreach( (array) $this->get_the_settings( $page ) as $setting ) {

            /* verify setting has a type & value */
            if ( isset( $setting['type'] ) && isset( $input[$setting['id']] ) ) {

              /* get the defaults */
              $current_settings = get_option( ot_settings_id() );
              $current_options = get_option( $option['id'] );

              /* validate setting */
              if ( is_array( $input[$setting['id']] ) && in_array( $setting['type'], array( 'list-item', 'slider' ) ) ) {

                /* required title setting */
                $required_setting = array(
                  array(
                    'id'        => 'title',
                    'label'     => esc_html__( 'Title', 'option-tree' ),
                    'desc'      => '',
                    'std'       => '',
                    'type'      => 'text',
                    'rows'      => '',
                    'class'     => 'option-tree-setting-title',
                    'post_type' => '',
                    'choices'   => array()
                  )
                );

                /* get the settings array */
                $settings = isset( $_POST[$setting['id'] . '_settings_array'] ) ? unserialize( ot_decode( $_POST[$setting['id'] . '_settings_array'] ) ) : array();

                /* settings are empty for some odd ass reason get the defaults */
                if ( empty( $settings ) ) {
                  $settings = 'slider' == $setting['type'] ?
                  ot_slider_settings( $setting['id'] ) :
                  ot_list_item_settings( $setting['id'] );
                }

                /* merge the two settings array */
                $settings = array_merge( $required_setting, $settings );

                /* create an empty WPML id array */
                $wpml_ids = array();

                foreach( $input[$setting['id']] as $k => $setting_array ) {

                  foreach( $settings as $sub_setting ) {

                    /* setup the WPML ID */
                    $wpml_id = $setting['id'] . '_' . $sub_setting['id'] . '_' . $k;

                    /* add id to array */
                    $wpml_ids[] = $wpml_id;

                    /* verify sub setting has a type & value */
                    if ( isset( $sub_setting['type'] ) && isset( $input[$setting['id']][$k][$sub_setting['id']] ) ) {

                      /* validate setting */
                      $input[$setting['id']][$k][$sub_setting['id']] = ot_validate_setting( $input[$setting['id']][$k][$sub_setting['id']], $sub_setting['type'], $sub_setting['id'], $wpml_id );

                    }

                  }

                }

              } else if ( is_array( $input[$setting['id']] ) && $setting['type'] == 'social-links' ) {

                /* get the settings array */
                $settings = isset( $_POST[$setting['id'] . '_settings_array'] ) ? unserialize( ot_decode( $_POST[$setting['id'] . '_settings_array'] ) ) : array();

                /* settings are empty get the defaults */
                if ( empty( $settings ) ) {
                  $settings = ot_social_links_settings( $setting['id'] );
                }

                /* create an empty WPML id array */
                $wpml_ids = array();

                foreach( $input[$setting['id']] as $k => $setting_array ) {

                  foreach( $settings as $sub_setting ) {

                    /* setup the WPML ID */
                    $wpml_id = $setting['id'] . '_' . $sub_setting['id'] . '_' . $k;

                    /* add id to array */
                    $wpml_ids[] = $wpml_id;

                    /* verify sub setting has a type & value */
                    if ( isset( $sub_setting['type'] ) && isset( $input[$setting['id']][$k][$sub_setting['id']] ) ) {

                      /* validate setting */
                      $input[$setting['id']][$k][$sub_setting['id']] = ot_validate_setting( $input[$setting['id']][$k][$sub_setting['id']], $sub_setting['type'], $sub_setting['id'], $wpml_id );

                    }

                  }

                }

              } else {

                $input[$setting['id']] = ot_validate_setting( $input[$setting['id']], $setting['type'], $setting['id'], $setting['id'] );

              }

            }

            /* unregister WPML strings that were deleted from lists and sliders */
            if ( isset( $current_settings['settings'] ) && isset( $setting['type'] ) && in_array( $setting['type'], array( 'list-item', 'slider' ) ) ) {

              if ( ! isset( $wpml_ids ) )
                $wpml_ids = array();

              foreach( $current_settings['settings'] as $check_setting ) {

                if ( $setting['id'] == $check_setting['id'] && ! empty( $current_options[$setting['id']] ) ) {

                  foreach( $current_options[$setting['id']] as $key => $value ) {

                    foreach( $value as $ckey => $cvalue ) {

                      $id = $setting['id'] . '_' . $ckey . '_' . $key;

                      if ( ! in_array( $id, $wpml_ids ) ) {

                        ot_wpml_unregister_string( $id );

                      }

                    }

                  }

                }

              }

            }

            /* unregister WPML strings that were deleted from social links */
            if ( isset( $current_settings['settings'] ) && isset( $setting['type'] ) && $setting['type'] == 'social-links' ) {

              if ( ! isset( $wpml_ids ) )
                $wpml_ids = array();

              foreach( $current_settings['settings'] as $check_setting ) {

                if ( $setting['id'] == $check_setting['id'] && ! empty( $current_options[$setting['id']] ) ) {

                  foreach( $current_options[$setting['id']] as $key => $value ) {

                    foreach( $value as $ckey => $cvalue ) {

                      $id = $setting['id'] . '_' . $ckey . '_' . $key;

                      if ( ! in_array( $id, $wpml_ids ) ) {

                        ot_wpml_unregister_string( $id );

                      }

                    }

                  }

                }

              }

            }

          }

        }

      }

      return $input;

    }

    /**
     * Helper function to get the pages array for an option
     *
     * @param     array     Option array
     * @return    mixed
     *
     * @access    public
     * @since     2.0
     */
    public function get_pages( $option = array() ) {

      if ( empty( $option ) )
        return false;

      /* check for pages */
      if ( isset( $option['pages'] ) && ! empty( $option['pages'] ) ) {

        /* return pages array */
        return $option['pages'];

      }

      return false;
    }

    /**
     * Helper function to get the sections array for a page
     *
     * @param     array     Page array
     * @return    mixed
     *
     * @access    public
     * @since     2.0
     */
    public function get_sections( $page = array() ) {

      if ( empty( $page ) )
        return false;

      /* check for sections */
      if ( isset( $page['sections'] ) && ! empty( $page['sections'] ) ) {

        /* return sections array */
        return $page['sections'];

      }

      return false;
    }

    /**
     * Helper function to get the settings array for a page
     *
     * @param     array     Page array
     * @return    mixed
     *
     * @access    public
     * @since     2.0
     */
    public function get_the_settings( $page = array() ) {

      if ( empty( $page ) )
        return false;

      /* check for settings */
      if ( isset( $page['settings'] ) && ! empty( $page['settings'] ) ) {

        /* return settings array */
        return $page['settings'];

      }

      return false;
    }

    /**
     * Prints out all settings sections added to a particular settings page
     *
     * @global    $wp_settings_sections   Storage array of all settings sections added to admin pages
     * @global    $wp_settings_fields     Storage array of settings fields and info about their pages/sections
     *
     * @param     string    The slug name of the page whos settings sections you want to output
     * @return    string
     *
     * @access    public
     * @since     2.0
     */
    public function do_settings_sections( $page ) {
      global $wp_settings_sections, $wp_settings_fields;

      if ( ! isset( $wp_settings_sections ) || ! isset( $wp_settings_sections[$page] ) ) {
        return false;
      }

      foreach ( (array) $wp_settings_sections[$page] as $section ) {

        if ( ! isset( $section['id'] ) )
          continue;

        echo '<div id="section_' . $section['id'] . '" class="postbox ui-tabs-panel">';

          call_user_func( $section['callback'], $section );

          if ( ! isset( $wp_settings_fields ) || ! isset( $wp_settings_fields[$page] ) || ! isset( $wp_settings_fields[$page][$section['id']] ) )
            continue;

          echo '<div class="inside">';

            $this->do_settings_fields( $page, $section['id'] );

          echo '</div>';

        echo '</div>';

      }

    }

    /**
     * Print out the settings fields for a particular settings section
     *
     * @global    $wp_settings_fields Storage array of settings fields and their pages/sections
     *
     * @param     string    $page Slug title of the admin page who's settings fields you want to show.
     * @param     string    $section Slug title of the settings section who's fields you want to show.
     * @return    string
     *
     * @access    public
     * @since     2.0
     */
    public function do_settings_fields( $page, $section ) {
      global $wp_settings_fields;

      if ( !isset($wp_settings_fields) || !isset($wp_settings_fields[$page]) || !isset($wp_settings_fields[$page][$section]) )
        return;

      foreach ( (array) $wp_settings_fields[$page][$section] as $field ) {

        $conditions = '';

        if ( isset( $field['args']['condition'] ) && ! empty( $field['args']['condition'] ) ) {

          $conditions = ' data-condition="' . $field['args']['condition'] . '"';
          $conditions.= isset( $field['args']['operator'] ) && in_array( $field['args']['operator'], array( 'and', 'AND', 'or', 'OR' ) ) ? ' data-operator="' . $field['args']['operator'] . '"' : '';

        }

        // Build the setting CSS class
        if ( isset( $field['args']['class'] ) && ! empty( $field['args']['class'] ) ) {

          $classes = explode( ' ', $field['args']['class'] );

          foreach( $classes as $key => $value ) {

            $classes[$key] = $value . '-wrap';

          }

          $class = 'format-settings ' . implode( ' ', $classes );

        } else {

          $class = 'format-settings';

        }

        echo '<div id="setting_' . $field['id'] . '" class="' . $class . '"' . $conditions . '>';

          echo '<div class="format-setting-wrap">';

            if ( $field['args']['type'] != 'textblock' && ! empty( $field['title'] ) ) {

              echo '<div class="format-setting-label">';

                echo '<h3 class="label">' . $field['title'] . '</h3>';

              echo '</div>';

            }

            call_user_func( $field['callback'], $field['args'] );

          echo '</div>';

        echo '</div>';

      }

    }

    /**
     * Resets page options before the screen is displayed
     *
     * @return    void
     *
     * @access    public
     * @since     2.0
     */
    public function reset_options() {

      /* check for reset action */
      if ( isset( $_POST['option_tree_reset_nonce'] ) && wp_verify_nonce( $_POST['option_tree_reset_nonce'], 'option_tree_reset_form' ) ) {

        /* loop through options */
        foreach( (array) $this->options as $option ) {

          /* loop through pages */
          foreach( (array) $this->get_pages( $option ) as $page ) {

            /* verify page */
            if ( isset( $_GET['page'] ) && $_GET['page'] == $page['menu_slug'] ) {

              /* reset options */
              delete_option( $option['id'] );
              delete_option( 'uncode_font_options' );

            }

          }

        }

      }

      return false;

    }

  }

}

/**
 * This method instantiates the settings class & builds the UI.
 *
 * @uses     OT_Settings()
 *
 * @param    array    Array of arguments to create settings
 * @return   void
 *
 * @access   public
 * @since    2.0
 */
if ( ! function_exists( 'ot_register_settings' ) ) {

  function ot_register_settings( $args ) {
    if ( ! $args )
      return;

    $ot_settings = new OT_Settings( $args );
  }

}

/* End of file ot-settings-api.php */
/* Location: ./includes/ot-settings-api.php */