<?php

/**
 * @package   Options_Framework
 * @author    Devin Price <devin@wptheming.com>
 * @license   GPL-2.0+
 * @link      http://wptheming.com
 * @copyright 2010-2014 WP Theming
 */
class Options_Framework_Admin {

    /**
     * Page hook for the options screen
     *
     * @since 1.7.0
     * @type string
     */
    protected $options_screen = null;

    /**
     * Hook in the scripts and styles
     *
     * @since 1.7.0
     */
    public function init() {

        // Gets options to load
        $options = & Options_Framework::_optionsframework_options();

        // Checks if options are available
        if ($options) {

            // Add the options page and menu item.
            add_action('admin_menu', array($this, 'add_custom_options_page'));

            // Add the required scripts and styles
            add_action('admin_enqueue_scripts', array($this, 'enqueue_admin_styles'));
            add_action('admin_enqueue_scripts', array($this, 'enqueue_admin_scripts'));

            // Settings need to be registered after admin_init
            add_action('admin_init', array($this, 'settings_init'));

            // Adds options menu to the admin bar
            add_action('wp_before_admin_bar_render', array($this, 'optionsframework_admin_bar'));
        }
    }

    /**
     * Registers the settings
     *
     * @since 1.7.0
     */
    function settings_init() {

        // Load Options Framework Settings
        $optionsframework_settings = get_option('optionsframework');

        // Registers the settings fields and callback
        register_setting('optionsframework', $optionsframework_settings['id'], array($this, 'validate_options'));

        // Displays notice after options save
        add_action('optionsframework_after_validate', array($this, 'save_options_notice'));
    }

    static function menu_settings() {

        $menu = array(
            // Modes: submenu, menu
            'mode' => 'submenu',
            // Submenu default settings
            'page_title' => __('', 'accesspress_parallax'),
            'menu_title' => __('Theme Options', 'accesspress_parallax'),
            'capability' => 'edit_theme_options',
            'menu_slug' => 'theme-options',
            'parent_slug' => 'themes.php',
            // Menu default settings
            'icon_url' => 'dashicons-admin-generic',
            'position' => '61'
        );

        return apply_filters('optionsframework_menu', $menu);
    }

    /**
     * Add a subpage called "Theme Options" to the appearance menu.
     *
     * @since 1.7.0
     */
    function add_custom_options_page() {

        $menu = $this->menu_settings();

        // If you want a top level menu, see this Gist:
        // https://gist.github.com/devinsays/884d6abe92857a329d99
        // Code removed because it conflicts with .org theme check.

        $this->options_screen = add_theme_page(
                $menu['page_title'], $menu['menu_title'], $menu['capability'], $menu['menu_slug'], array($this, 'options_page')
        );
    }

    /**
     * Loads the required stylesheets
     *
     * @since 1.7.0
     */
    function enqueue_admin_styles($hook) {

        if ($this->options_screen != $hook)
            return;
        wp_enqueue_style('accesspress_parallax-font-awesome', get_template_directory_uri() . '/css/font-awesome.min.css');
        wp_enqueue_style('optionsframework', OPTIONS_FRAMEWORK_DIRECTORY . 'css/optionsframework.css', array(), Options_Framework::VERSION);
        wp_enqueue_style('modemirror-css', OPTIONS_FRAMEWORK_DIRECTORY . 'css/codemirror.css', array(), Options_Framework::VERSION);
        wp_enqueue_style('wp-color-picker');
    }

    /**
     * Loads the required javascript
     *
     * @since 1.7.0
     */
    function enqueue_admin_scripts($hook) {

        if ($this->options_screen != $hook)
            return;

        // Enqueue custom option panel JS
        wp_enqueue_script('options-custom', OPTIONS_FRAMEWORK_DIRECTORY . 'js/options-custom.js', array('jquery', 'wp-color-picker'), Options_Framework::VERSION);
        wp_enqueue_script('codemirror-js', OPTIONS_FRAMEWORK_DIRECTORY . 'js/codemirror.js', array('jquery'), Options_Framework::VERSION);
        wp_enqueue_script('codemirror-css-php-js', OPTIONS_FRAMEWORK_DIRECTORY . 'js/codemirror-css-php.js', array('jquery'), Options_Framework::VERSION);
        // Inline scripts from options-interface.php
        add_action('admin_head', array($this, 'of_admin_head'));
    }

    function of_admin_head() {
        // Hook to add custom scripts
        do_action('optionsframework_custom_scripts');
    }

    /**
     * Builds out the options panel.
     *
     * If we were using the Settings API as it was intended we would use
     * do_settings_sections here.  But as we don't want the settings wrapped in a table,
     * we'll call our own custom optionsframework_fields.  See options-interface.php
     * for specifics on how each individual field is generated.
     *
     * Nonces are provided using the settings_fields()
     *
     * @since 1.7.0
     */
    function options_page() {
        ?>

        <div id="optionsframework-wrap" class="wrap">

        <?php $menu = $this->menu_settings(); ?>

            <div class="theme-header clearfix">
                <div class="accesspress-logo">
                    <img src="<?php echo get_template_directory_uri(); ?>/inc/options-framework/images/logo.png" alt="<?php esc_attr_e('AccessPress Lite', 'accesspresslite'); ?>" />
                <div class="theme-name">
                    <?php 
                    $theme = wp_get_theme();
                    echo $theme->get( 'Name' )." V". $theme->get( 'Version' ) . __(' - Theme Option Panel','accesspress_parallax'); ?>
                </div>
                </div>

                <div class="ak-socials">
                    <p><?php _e('Like/Follow us for New Updates', 'accesspress_parallax') ?></p>
                    <div class="social-bttns">
                        
                            <iframe src="//www.facebook.com/plugins/like.php?href=https%3A%2F%2Fwww.facebook.com%2Fpages%2FAccessPress-Themes%2F1396595907277967&amp;width&amp;layout=button&amp;action=like&amp;show_faces=false&amp;share=false&amp;height=35&amp;appId=1411139805828592" scrolling="no" frameborder="0" style="border:none; overflow:hidden; height:20px; width:50px " allowTransparency="true"></iframe>
                            &nbsp;&nbsp;
                        <a href="<?php echo esc_url('https://twitter.com/apthemes') ?>" class="twitter-follow-button" data-show-count="false" data-lang="en">Follow @apthemes</a>
                            <script>!function(d,s,id){var js,fjs=d.getElementsByTagName(s)[0];if(!d.getElementById(id)){js=d.createElement(s);js.id=id;js.src="//platform.twitter.com/widgets.js";fjs.parentNode.insertBefore(js,fjs);}}(document,"script","twitter-wjs");</script>

                    </div>
                      <a target="_blank" href="<?php echo esc_url('http://doc.accesspressthemes.com/accesspress-parallax-pro-documentation/'); ?>"><?php _e('Online Documentation', 'accesspress_parallax'); ?></a> | 
                      <a target="_blank" href="<?php echo esc_url('https://accesspressthemes.com/support'); ?>"><?php _e('Support Forum', 'accesspress_parallax'); ?></a>
                </div>
            </div>

            <div class="nav-tab-wrapper">
            <?php echo Options_Framework_Interface::optionsframework_tabs(); ?>
            </div>

            <div id="optionsframework-metabox" class="metabox-holder">

                <?php settings_errors('options-framework'); ?>
                <div id="optionsframework" class="postbox">
                    <form action="options.php" method="post">
                        <?php settings_fields('optionsframework'); ?>
                        <?php Options_Framework_Interface::optionsframework_fields(); /* Settings */ ?>
                        <div id="optionsframework-submit">
                            <input type="submit" class="button-primary" name="update" value="<?php esc_attr_e('Save Options', 'accesspress_parallax'); ?>" />
                            <input type="submit" class="reset-button button-secondary" name="reset" value="<?php esc_attr_e('Restore Defaults', 'accesspress_parallax'); ?>" onclick="return confirm('<?php print esc_js(__('Click OK to reset. Any theme settings will be lost!', 'accesspress_parallax')); ?>');" />
                            <div class="clear"></div>
                        </div>
                    </form>
                </div> <!-- / #container -->
            </div>
                <?php do_action('optionsframework_after'); ?>
        </div> <!-- / .wrap -->

                        <?php
                    }

                    /**
                     * Validate Options.
                     *
                     * This runs after the submit/reset button has been clicked and
                     * validates the inputs.
                     *
                     * @uses $_POST['reset'] to restore default options
                     */
                    function validate_options($input) {

                        /*
                         * Restore Defaults.
                         *
                         * In the event that the user clicked the "Restore Defaults"
                         * button, the options defined in the theme's options.php
                         * file will be added to the option for the active theme.
                         */

                        if (isset($_POST['reset'])) {
                            add_settings_error('options-framework', 'restore_defaults', __('Default options restored.', 'accesspress_parallax'), 'updated fade');
                            return $this->get_default_values();
                        }

                        /*
                         * Update Settings
                         *
                         * This used to check for $_POST['update'], but has been updated
                         * to be compatible with the theme customizer introduced in WordPress 3.4
                         */

                        $clean = array();
                        $options = & Options_Framework::_optionsframework_options();
                        foreach ($options as $option) {

                            if (!isset($option['id'])) {
                                continue;
                            }

                            if (!isset($option['type'])) {
                                continue;
                            }

                            $id = preg_replace('/[^a-zA-Z0-9._\-]/', '', strtolower($option['id']));

                            // Set checkbox to false if it wasn't sent in the $_POST
                            if ('checkbox' == $option['type'] && !isset($input[$id])) {
                                $input[$id] = false;
                            }

                            // Set each item in the multicheck to false if it wasn't sent in the $_POST
                            if ('multicheck' == $option['type'] && !isset($input[$id])) {
                                foreach ($option['options'] as $key => $value) {
                                    $input[$id][$key] = false;
                                }
                            }

                            // For a value to be submitted to database it must pass through a sanitization filter
                            if (has_filter('of_sanitize_' . $option['type'])) {
                                $clean[$id] = apply_filters('of_sanitize_' . $option['type'], $input[$id], $option);
                            }
                        }

                        // Hook to run after validation
                        do_action('optionsframework_after_validate', $clean);

                        return $clean;
                    }

                    /**
                     * Display message when options have been saved
                     */
                    function save_options_notice() {
                        add_settings_error('options-framework', 'save_options', __('Options saved.', 'accesspress_parallax'), 'updated fade');
                    }

                    /**
                     * Get the default values for all the theme options
                     *
                     * Get an array of all default values as set in
                     * options.php. The 'id','std' and 'type' keys need
                     * to be defined in the configuration array. In the
                     * event that these keys are not present the option
                     * will not be included in this function's output.
                     *
                     * @return array Re-keyed options configuration array.
                     *
                     */
                    function get_default_values() {
                        $output = array();
                        $config = & Options_Framework::_optionsframework_options();
                        foreach ((array) $config as $option) {
                            if (!isset($option['id'])) {
                                continue;
                            }
                            if (!isset($option['std'])) {
                                continue;
                            }
                            if (!isset($option['type'])) {
                                continue;
                            }
                            if (has_filter('of_sanitize_' . $option['type'])) {
                                $output[$option['id']] = apply_filters('of_sanitize_' . $option['type'], $option['std'], $option);
                            }
                        }
                        return $output;
                    }

                    /**
                     * Add options menu item to admin bar
                     */
                    function optionsframework_admin_bar() {

                        $menu = $this->menu_settings();

                        global $wp_admin_bar;

                        if ('menu' == $menu['mode']) {
                            $href = admin_url('admin.php?page=' . $menu['menu_slug']);
                        } else {
                            $href = admin_url('themes.php?page=' . $menu['menu_slug']);
                        }

                        $args = array(
                            'parent' => 'appearance',
                            'id' => 'of_theme_options',
                            'title' => $menu['menu_title'],
                            'href' => $href
                        );

                        $wp_admin_bar->add_menu(apply_filters('optionsframework_admin_bar', $args));
                    }

                }