<?php
/**
 * Customizer helper functions
 *
 * @package BlogArc
 */

/**
 * Get category choices for Customizer select controls.
 *
 * @return array
 */
function blogarc_get_category_choices()
{
    $categories = get_categories(array('hide_empty' => false));
    $category_options = array();

    foreach ($categories as $category) {
        $category_options[$category->term_id] = $category->name;
    }

    return $category_options;
}

/**
 * Sanitize footer layout choice.
 *
 * @param string $input User input.
 * @return string Sanitized input.
 */
function blogarc_sanitize_layout($input)
{
    $valid = array('footer_layout_1', 'footer_layout_2', 'footer_layout_3', 'footer_layout_4');
    return in_array($input, $valid, true) ? $input : 'footer_layout_1';
}

/**
 * Sanitize author meta choice.
 *
 * @param string $input User input.
 * @return string Sanitized input.
 */
function blogarc_sanitize_author_meta($input)
{
    $valid = array('with_label', 'with_icon', 'with_avatar_image');
    return in_array($input, $valid, true) ? $input : 'with_icon';
}

/**
 * Sanitize sidebar layout choice.
 *
 * @param string $input User input.
 * @return string Sanitized input.
 */
function blogarc_sanitize_sidebar($input)
{
    $valid = array('left_sidebar', 'right_sidebar', 'no_sidebar');
    return in_array($input, $valid, true) ? $input : 'right_sidebar';
}

/**
 * Sanitize date meta choice.
 *
 * @param string $input User input.
 * @return string Sanitized input.
 */
function blogarc_sanitize_date_meta($input)
{
    $valid = array('classic', 'time_ago');
    return in_array($input, $valid, true) ? $input : 'classic';
}

/**
 * Sanitize category color style choice.
 *
 * @param string $input User input.
 * @return string Sanitized input.
 */
function blogarc_sanitize_category_color($input)
{
    $valid = array('none', 'has-background', 'has-text-color');
    return in_array($input, $valid, true) ? $input : 'none';
}