<?php
/**
 * Builds out customizer options
 *
 * @package       Customizer_Library
 * @author        Devin Price
 */

if (!function_exists('customizer_library_register')) : /**
 * Configure settings and controls for the theme customizer
 *
 * @since  1.0.0.
 *
 * @param  object $wp_customize The global customizer object.
 *
 * @return void
 */ {
    function customizer_library_register($wp_customize)
    {

        $customizer_library = Customizer_Library::Instance();

        $options = $customizer_library->get_options();

        // Bail early if we don't have any options.
        if (empty($options)) {
            return;
        }

        // Add the sections
        if (isset($options['sections'])) {
            customizer_library_add_sections($options['sections'], $wp_customize);
        }

        // Add the sections
        if (isset($options['panels'])) {
            customizer_library_add_panels($options['panels'], $wp_customize);
        }

        // Sets the priority for each control added
        $loop = 0;

        // Loops through each of the options
        foreach ($options as $option) {

            // Set blank description if one isn't set
            if (!isset($option['description'])) {
                $option['description'] = '';
            }

            if (isset($option['type'])) {

                $loop++;

                // Apply a default sanitization if one isn't set
                if (!isset($option['sanitize_callback'])) {
                    $option['sanitize_callback'] = customizer_library_get_sanitization($option['type']);
                }

                // Set blank active_callback if one isn't set
                if (!isset($option['active_callback'])) {
                    $option['active_callback'] = '';
                }

                // Set default mime_type to image.
                if (!isset($option['mime_type'])) {
                    $option['mime_type'] = 'image';
                }

                // Set default flex_width to true.
                if (!isset($option['flex_width'])) {
                    $option['flex_width'] = true;
                }

                // Set default flex_height to true.
                if (!isset($option['flex_height'])) {
                    $option['flex_height'] = true;
                }

                // Set blank width if one isn't set
                if (!isset($option['width'])) {
                    $option['width'] = '';
                }

                // Set blank height if one isn't set
                if (!isset($option['height'])) {
                    $option['height'] = '';
                }

                // Add the setting
                customizer_library_add_setting($option, $wp_customize);

                // Priority for control
                if (!isset($option['priority'])) {
                    $option['priority'] = $loop;
                }

                // Adds control based on control type
                switch ($option['type']) {

                    case 'text':
                    case 'url':
                    case 'select':
                    case 'radio':
                    case 'checkbox':
                    case 'range':
                    case 'dropdown-pages':

                        $wp_customize->add_control(
                            $option['id'], $option
                        );

                        break;

                    case 'color':

                        $wp_customize->add_control(
                            new WP_Customize_Color_Control(
                                $wp_customize, $option['id'], $option
                            )
                        );

                        break;

                    case 'media':

                        $wp_customize->add_control(
                            new WP_Customize_Media_Control(
                                $wp_customize,
                                $option['id'], array(
                                    'label' => $option['label'],
                                    'section' => $option['section'],
                                    'sanitize_callback' => $option['sanitize_callback'],
                                    'priority' => $option['priority'],
                                    'active_callback' => $option['active_callback'],
                                    'description' => $option['description'],
                                    'mime_type' => $option['mime_type']
                                )
                            )
                        );

                        break;

                    case 'crop':

                        $wp_customize->add_control(
                            new WP_Customize_Cropped_Image_Control(
                                $wp_customize,
                                $option['id'], array(
                                    'label' => $option['label'],
                                    'section' => $option['section'],
                                    'sanitize_callback' => $option['sanitize_callback'],
                                    'priority' => $option['priority'],
                                    'active_callback' => $option['active_callback'],
                                    'description' => $option['description'],
                                    'flex_width' => $option['flex_width'],
                                    'flex_height' => $option['flex_height'],
                                    'width' => $option['width'],
                                    'height' => $option['height'],
                                )
                            )
                        );

                        break;

                    case 'textarea':

                        // Custom control required before WordPress 4.0
                        if (version_compare($GLOBALS['wp_version'], '3.9.2', '<=')) :

                            $wp_customize->add_control(
                                new Customizer_Library_Textarea(
                                    $wp_customize, $option['id'], $option
                                )
                            );

                        else :

                            $wp_customize->add_control('setting_id', array(
                                $wp_customize->add_control(
                                    $option['id'], $option
                                )
                            ));

                        endif;

                        break;

                    case 'date':

                        $wp_customize->add_control(
                            new Customizer_Library_Date(
                                $wp_customize, $option['id'], $option
                            )
                        );

                        break;

                    case 'editor':

                        $wp_customize->add_control(
                            new Customizer_Library_Editor(
                                $wp_customize, $option['id'], $option
                            )
                        );

                        break;

                    case 'radio-buttonset':

                        $wp_customize->add_control(
                            new Customizer_Library_Buttonset(
                                $wp_customize, $option['id'], $option
                            )
                        );

                        break;

                    case 'select2':

                        $wp_customize->add_control(
                            new Customizer_Library_Select(
                                $wp_customize, $option['id'], $option
                            )
                        );

                        break;

                    case 'select2-multiple':

                        $wp_customize->add_control(
                            new Customizer_Library_Select_Multiple(
                                $wp_customize, $option['id'], $option
                            )
                        );

                        break;

                    case 'switch':

                        $wp_customize->add_control(
                            new Customizer_Library_Switch(
                                $wp_customize, $option['id'], $option
                            )
                        );

                        break;

                    case 'number':

                        $wp_customize->add_control(
                            new Customizer_Library_Number(
                                $wp_customize, $option['id'], $option
                            )
                        );

                        break;

                    case 'group-title':

                        $wp_customize->add_control(
                            new Customizer_Library_Group_Title(
                                $wp_customize, $option['id'], $option
                            )
                        );

                        break;

                }
            }
        }
    }
}

endif;

add_action('customize_register', 'customizer_library_register', 100);

/**
 * Add the customizer sections
 *
 * @since  1.2.0.
 *
 * @param  array $option
 *
 * @return void
 */
function customizer_library_add_sections($sections, $wp_customize)
{

    foreach ($sections as $section) {

        if (!isset($section['description'])) {
            $section['description'] = FALSE;
        }

        $wp_customize->add_section($section['id'], $section);
    }

}

/**
 * Add the customizer panels
 *
 * @since  1.2.0.
 *
 * @param  array $option
 *
 * @return void
 */
function customizer_library_add_panels($panels, $wp_customize)
{

    foreach ($panels as $panel) {

        if (!isset($panel['description'])) {
            $panel['description'] = FALSE;
        }

        $wp_customize->add_panel($panel['id'], $panel);
    }

}


/**
 * Add the setting and proper sanitization
 *
 * @since  1.2.0.
 *
 * @param  array $option
 *
 * @return void
 */
function customizer_library_add_setting($option, $wp_customize)
{

    $settings_default = array(
        'default' => NULL,
        'option_type' => 'theme_mod',
        'capability' => 'edit_theme_options',
        'theme_supports' => NULL,
        'transport' => NULL,
        'sanitize_callback' => 'wp_kses_post',
        'sanitize_js_callback' => NULL
    );

    // Settings defaults
    $settings = array_merge($settings_default, $option);

    // Arguments for $wp_customize->add_setting
    $wp_customize->add_setting($option['id'], array(
            'default' => $settings['default'],
            'type' => $settings['option_type'],
            'capability' => $settings['capability'],
            'theme_supports' => $settings['theme_supports'],
            'transport' => $settings['transport'],
            'sanitize_callback' => $settings['sanitize_callback'],
            'sanitize_js_callback' => $settings['sanitize_js_callback']
        )
    );

}

/**
 * Get default sanitization function for option type
 *
 * @since  1.2.0.
 *
 * @param  array $option
 *
 * @return void
 */
function customizer_library_get_sanitization($type)
{

    if ('select' == $type || 'select2' == $type || 'select2-multiple' == $type || 'radio' == $type || 'radio-buttonset' == $type) {
        return 'customizer_library_sanitize_choices';
    }

    if ('checkbox' == $type || 'switch' == $type) {
        return 'customizer_library_sanitize_checkbox';
    }

    if ('color' == $type) {
        return 'sanitize_hex_color';
    }

    if ('text' == $type || 'textarea' == $type || 'editor' == $type || 'date' == $type) {
        return 'customizer_library_sanitize_text';
    }

    if ('url' == $type) {
        return 'esc_url';
    }

    if ('range' == $type) {
        return 'customizer_library_sanitize_range';
    }

    if ('dropdown-pages' == $type || 'number' == $type || 'media' == $type || 'crop' == $type) {
        return 'absint';
    }

    // If a custom option is being used, return false
    return FALSE;
}