/**
 * Sanitization for background attachment
 *
 * @returns string $value if it is valid
 */
function of_sanitize_layout($value)
{
    $recognized = of_recognized_layout();
    if (array_key_exists($value, $recognized)) {
        return $value;
    }
    return apply_filters('of_sanitize_layout', current($recognized));
}
    /**
     * Generates the options fields that are used in the form.
     */
    static function optionsframework_fields()
    {
        global $allowedtags;
        $optionsframework_settings = get_option('optionsframework');
        // Gets the unique option id
        if (isset($optionsframework_settings['id'])) {
            $option_name = $optionsframework_settings['id'];
        } else {
            $option_name = 'optionsframework';
        }
        $settings = get_option($option_name);
        $options =& Options_Framework::_optionsframework_options();
        $counter = 0;
        $menu = '';
        foreach ($options as $value) {
            $val = '';
            $select_value = '';
            $output = '';
            // Wrap all options
            if ($value['type'] != "heading" && $value['type'] != "info") {
                // Keep all ids lowercase with no spaces
                $value['id'] = preg_replace('/[^a-zA-Z0-9._\\-]/', '', strtolower($value['id']));
                $id = 'section-' . $value['id'];
                $class = 'section';
                if (isset($value['type'])) {
                    $class .= ' section-' . $value['type'];
                }
                if (isset($value['class'])) {
                    $class .= ' ' . $value['class'];
                }
                $output .= '<div id="' . esc_attr($id) . '" class="' . esc_attr($class) . '">' . "\n";
                if (isset($value['name'])) {
                    $output .= '<h4 class="heading">' . esc_html($value['name']) . '</h4>' . "\n";
                }
                if ($value['type'] != 'editor') {
                    $output .= '<div class="option">' . "\n" . '<div class="controls">' . "\n";
                } else {
                    $output .= '<div class="option">' . "\n" . '<div>' . "\n";
                }
            }
            // Set default value to $val
            if (isset($value['std'])) {
                $val = $value['std'];
            }
            // If the option is already saved, override $val
            if ($value['type'] != 'heading' && $value['type'] != 'info') {
                if (isset($settings[$value['id']])) {
                    $val = $settings[$value['id']];
                    // Striping slashes of non-array options
                    if (!is_array($val)) {
                        $val = stripslashes($val);
                    }
                }
            }
            // If there is a description save it for labels
            $explain_value = '';
            if (isset($value['desc'])) {
                $explain_value = $value['desc'];
            }
            // Set the placeholder if one exists
            $placeholder = '';
            if (isset($value['placeholder'])) {
                $placeholder = ' placeholder="' . esc_attr($value['placeholder']) . '"';
            }
            if (has_filter('optionsframework_' . $value['type'])) {
                $output .= apply_filters('optionsframework_' . $value['type'], $option_name, $value, $val);
            }
            switch ($value['type']) {
                // Basic text input
                case 'text':
                    $output .= '<input id="' . esc_attr($value['id']) . '" class="of-input" name="' . esc_attr($option_name . '[' . $value['id'] . ']') . '" type="text" value="' . esc_attr($val) . '"' . $placeholder . ' />';
                    break;
                    // Basic text input
                // Basic text input
                case 'url':
                    $output .= '<input id="' . esc_attr($value['id']) . '" class="of-input" name="' . esc_attr($option_name . '[' . $value['id'] . ']') . '" type="text" value="' . esc_url($val) . '"' . $placeholder . ' />';
                    break;
                    // Password input
                // Password input
                case 'password':
                    $output .= '<input id="' . esc_attr($value['id']) . '" class="of-input" name="' . esc_attr($option_name . '[' . $value['id'] . ']') . '" type="password" value="' . esc_attr($val) . '" />';
                    break;
                    // Textarea
                // Textarea
                case 'textarea':
                    $rows = '14';
                    if (isset($value['settings']['rows'])) {
                        $custom_rows = $value['settings']['rows'];
                        if (is_numeric($custom_rows)) {
                            $rows = $custom_rows;
                        }
                    }
                    $val = stripslashes($val);
                    $output .= '<textarea id="' . esc_attr($value['id']) . '" class="of-input" name="' . esc_attr($option_name . '[' . $value['id'] . ']') . '" rows="' . $rows . '"' . $placeholder . '>' . esc_textarea($val) . '</textarea>';
                    break;
                    // Select Box
                // Select Box
                case 'select':
                    $output .= '<select class="of-input" name="' . esc_attr($option_name . '[' . $value['id'] . ']') . '" id="' . esc_attr($value['id']) . '">';
                    foreach ($value['options'] as $key => $option) {
                        $output .= '<option' . selected($val, $key, false) . ' value="' . esc_attr($key) . '">' . esc_html($option) . '</option>';
                    }
                    $output .= '</select>';
                    break;
                    // Radio Box
                // Radio Box
                case "radio":
                    $name = $option_name . '[' . $value['id'] . ']';
                    foreach ($value['options'] as $key => $option) {
                        $id = $option_name . '-' . $value['id'] . '-' . $key;
                        $output .= '<input class="of-input of-radio" type="radio" name="' . esc_attr($name) . '" id="' . esc_attr($id) . '" value="' . esc_attr($key) . '" ' . checked($val, $key, false) . ' /><label for="' . esc_attr($id) . '">' . esc_html($option) . '</label>';
                    }
                    break;
                    // Image Selectors
                // Image Selectors
                case "images":
                    $name = $option_name . '[' . $value['id'] . ']';
                    foreach ($value['options'] as $key => $option) {
                        $selected = '';
                        if ($val != '' && $val == $key) {
                            $selected = ' of-radio-img-selected';
                        }
                        $output .= '<input type="radio" id="' . esc_attr($value['id'] . '_' . $key) . '" class="of-radio-img-radio" value="' . esc_attr($key) . '" name="' . esc_attr($name) . '" ' . checked($val, $key, false) . ' />';
                        $output .= '<div class="of-radio-img-label">' . esc_html($key) . '</div>';
                        $output .= '<img src="' . esc_url($option) . '" alt="' . $option . '" class="of-radio-img-img' . $selected . '" onclick="document.getElementById(\'' . esc_attr($value['id'] . '_' . $key) . '\').checked=true;" />';
                    }
                    break;
                    // Checkbox
                // Checkbox
                case "checkbox":
                    $output .= '<input id="' . esc_attr($value['id']) . '" class="checkbox of-input" type="checkbox" name="' . esc_attr($option_name . '[' . $value['id'] . ']') . '" ' . checked($val, 1, false) . ' />';
                    $output .= '<label class="explain" for="' . esc_attr($value['id']) . '">' . wp_kses($explain_value, $allowedtags) . '</label>';
                    break;
                    // Multicheck
                // Multicheck
                case "multicheck":
                    foreach ($value['options'] as $key => $option) {
                        $checked = '';
                        $label = $option;
                        $option = preg_replace('/[^a-zA-Z0-9._\\-]/', '', strtolower($key));
                        $id = $option_name . '-' . $value['id'] . '-' . $option;
                        $name = $option_name . '[' . $value['id'] . '][' . $option . ']';
                        if (isset($val[$option])) {
                            $checked = checked($val[$option], 1, false);
                        }
                        $output .= '<input id="' . esc_attr($id) . '" class="checkbox of-input" type="checkbox" name="' . esc_attr($name) . '" ' . $checked . ' /><label for="' . esc_attr($id) . '">' . esc_html($label) . '</label>';
                    }
                    break;
                    // Color picker
                // Color picker
                case "color":
                    $default_color = '';
                    if (isset($value['std'])) {
                        if ($val != $value['std']) {
                            $default_color = ' data-default-color="' . $value['std'] . '" ';
                        }
                    }
                    $output .= '<input name="' . esc_attr($option_name . '[' . $value['id'] . ']') . '" id="' . esc_attr($value['id']) . '" class="of-color"  type="text" value="' . esc_attr($val) . '"' . $default_color . ' />';
                    break;
                    // Uploader
                // Uploader
                case "upload":
                    $output .= Options_Framework_Media_Uploader::optionsframework_uploader($value['id'], $val, null);
                    break;
                    // Typography
                // Typography
                case 'typography':
                    unset($font_size, $font_style, $font_face, $font_color);
                    $typography_defaults = array('size' => '', 'face' => '', 'style' => '', 'color' => '');
                    $typography_stored = wp_parse_args($val, $typography_defaults);
                    $typography_options = array('sizes' => of_recognized_font_sizes(), 'faces' => of_recognized_font_faces(), 'styles' => of_recognized_font_styles(), 'color' => true);
                    if (isset($value['options'])) {
                        $typography_options = wp_parse_args($value['options'], $typography_options);
                    }
                    // Font Size
                    if ($typography_options['sizes']) {
                        $font_size = '<select class="of-typography of-typography-size" name="' . esc_attr($option_name . '[' . $value['id'] . '][size]') . '" id="' . esc_attr($value['id'] . '_size') . '">';
                        $sizes = $typography_options['sizes'];
                        foreach ($sizes as $i) {
                            $size = $i . 'px';
                            $font_size .= '<option value="' . esc_attr($size) . '" ' . selected($typography_stored['size'], $size, false) . '>' . esc_html($size) . '</option>';
                        }
                        $font_size .= '</select>';
                    }
                    // Font Face
                    if ($typography_options['faces']) {
                        $font_face = '<select class="of-typography of-typography-face" name="' . esc_attr($option_name . '[' . $value['id'] . '][face]') . '" id="' . esc_attr($value['id'] . '_face') . '">';
                        $faces = $typography_options['faces'];
                        foreach ($faces as $key => $face) {
                            $font_face .= '<option value="' . esc_attr($key) . '" ' . selected($typography_stored['face'], $key, false) . '>' . esc_html($face) . '</option>';
                        }
                        $font_face .= '</select>';
                    }
                    // Font Styles
                    if ($typography_options['styles']) {
                        $font_style = '<select class="of-typography of-typography-style" name="' . $option_name . '[' . $value['id'] . '][style]" id="' . $value['id'] . '_style">';
                        $styles = $typography_options['styles'];
                        foreach ($styles as $key => $style) {
                            $font_style .= '<option value="' . esc_attr($key) . '" ' . selected($typography_stored['style'], $key, false) . '>' . $style . '</option>';
                        }
                        $font_style .= '</select>';
                    }
                    // Font Color
                    if ($typography_options['color']) {
                        $default_color = '';
                        if (isset($value['std']['color'])) {
                            if ($val != $value['std']['color']) {
                                $default_color = ' data-default-color="' . $value['std']['color'] . '" ';
                            }
                        }
                        $font_color = '<input name="' . esc_attr($option_name . '[' . $value['id'] . '][color]') . '" id="' . esc_attr($value['id'] . '_color') . '" class="of-color of-typography-color  type="text" value="' . esc_attr($typography_stored['color']) . '"' . $default_color . ' />';
                    }
                    // Allow modification/injection of typography fields
                    $typography_fields = compact('font_size', 'font_face', 'font_style', 'font_color');
                    $typography_fields = apply_filters('of_typography_fields', $typography_fields, $typography_stored, $option_name, $value);
                    $output .= implode('', $typography_fields);
                    break;
                    // Background
                // Background
                case 'background':
                    $background = $val;
                    // Background Color
                    $default_color = '';
                    if (isset($value['std']['color'])) {
                        if ($val != $value['std']['color']) {
                            $default_color = ' data-default-color="' . $value['std']['color'] . '" ';
                        }
                    }
                    $output .= '<input name="' . esc_attr($option_name . '[' . $value['id'] . '][color]') . '" id="' . esc_attr($value['id'] . '_color') . '" class="of-color of-background-color"  type="text" value="' . esc_attr($background['color']) . '"' . $default_color . ' />';
                    // Background Image
                    if (!isset($background['image'])) {
                        $background['image'] = '';
                    }
                    $output .= Options_Framework_Media_Uploader::optionsframework_uploader($value['id'], $background['image'], null, esc_attr($option_name . '[' . $value['id'] . '][image]'));
                    $class = 'of-background-properties';
                    if ('' == $background['image']) {
                        $class .= ' hide';
                    }
                    $output .= '<div class="' . esc_attr($class) . '">';
                    // Background Repeat
                    $output .= '<select class="of-background of-background-repeat" name="' . esc_attr($option_name . '[' . $value['id'] . '][repeat]') . '" id="' . esc_attr($value['id'] . '_repeat') . '">';
                    $repeats = of_recognized_background_repeat();
                    foreach ($repeats as $key => $repeat) {
                        $output .= '<option value="' . esc_attr($key) . '" ' . selected($background['repeat'], $key, false) . '>' . esc_html($repeat) . '</option>';
                    }
                    $output .= '</select>';
                    // Background Position
                    $output .= '<select class="of-background of-background-position" name="' . esc_attr($option_name . '[' . $value['id'] . '][position]') . '" id="' . esc_attr($value['id'] . '_position') . '">';
                    $positions = of_recognized_background_position();
                    foreach ($positions as $key => $position) {
                        $output .= '<option value="' . esc_attr($key) . '" ' . selected($background['position'], $key, false) . '>' . esc_html($position) . '</option>';
                    }
                    $output .= '</select>';
                    // Background Attachment
                    $output .= '<select class="of-background of-background-attachment" name="' . esc_attr($option_name . '[' . $value['id'] . '][attachment]') . '" id="' . esc_attr($value['id'] . '_attachment') . '">';
                    $attachments = of_recognized_background_attachment();
                    foreach ($attachments as $key => $attachment) {
                        $output .= '<option value="' . esc_attr($key) . '" ' . selected($background['attachment'], $key, false) . '>' . esc_html($attachment) . '</option>';
                    }
                    $output .= '</select>';
                    // Background Size
                    $output .= '<select class="of-background of-background-size" name="' . esc_attr($option_name . '[' . $value['id'] . '][size]') . '" id="' . esc_attr($value['id'] . '_size') . '">';
                    $sizes = of_recognized_background_size();
                    foreach ($sizes as $key => $size) {
                        $output .= '<option value="' . esc_attr($key) . '" ' . selected($background['size'], $key, false) . '>' . esc_html($size) . '</option>';
                    }
                    $output .= '</select>';
                    $output .= '</div>';
                    break;
                    // Editor
                // Editor
                case 'editor':
                    $output .= '<div class="explain">' . wp_kses($explain_value, $allowedtags) . '</div>' . "\n";
                    echo $output;
                    $textarea_name = esc_attr($option_name . '[' . $value['id'] . ']');
                    $default_editor_settings = array('textarea_name' => $textarea_name, 'media_buttons' => false, 'tinymce' => array('plugins' => 'wordpress'));
                    $editor_settings = array();
                    if (isset($value['settings'])) {
                        $editor_settings = $value['settings'];
                    }
                    $editor_settings = array_merge($default_editor_settings, $editor_settings);
                    wp_editor($val, $value['id'], $editor_settings);
                    $output = '';
                    break;
                    // Info
                // Info
                case "info":
                    $id = '';
                    $class = 'section';
                    if (isset($value['id'])) {
                        $id = 'id="' . esc_attr($value['id']) . '" ';
                    }
                    if (isset($value['type'])) {
                        $class .= ' section-' . $value['type'];
                    }
                    if (isset($value['class'])) {
                        $class .= ' ' . $value['class'];
                    }
                    $output .= '<div ' . $id . 'class="' . esc_attr($class) . '">' . "\n";
                    if (isset($value['name'])) {
                        $output .= '<h4 class="heading">' . esc_html($value['name']) . '</h4>' . "\n";
                    }
                    if (isset($value['desc'])) {
                        $output .= $value['desc'] . "\n";
                    }
                    $output .= '</div>' . "\n";
                    break;
                    // Heading for Navigation
                // Heading for Navigation
                case "heading":
                    $counter++;
                    if ($counter >= 2) {
                        $output .= '</div>' . "\n";
                    }
                    $class = '';
                    $class = !empty($value['id']) ? $value['id'] : $value['name'];
                    $class = preg_replace('/[^a-zA-Z0-9._\\-]/', '', strtolower($class));
                    $output .= '<div id="options-group-' . $counter . '" class="group ' . $class . '">';
                    $output .= '<h3>' . esc_html($value['name']) . '</h3>' . "\n";
                    break;
                    // Background
                // Background
                case 'parallaxsection':
                    $parallaxsection_array = array();
                    if (!empty($settings['parallax_section'])) {
                        foreach ($settings['parallax_section'] as $i => $ival) {
                            $parallaxsection_array[] = $i;
                            $background = $val;
                            $output .= '<div class="sub-option clearifx"><h3 class="title">' . __('Page Title: ', 'accesspress_parallax') . '<span></span><div class="section-toggle"><i class="fa fa-chevron-down"></i>
</div></h3>';
                            $output .= '<div class="sub-option-inner" style="display:none">';
                            $output .= '<div class="inline-label">';
                            $output .= '<label>' . __('Page', 'accesspress_parallax') . '</label>';
                            $output .= '<select class="of-input ' . esc_attr($value['id'] . '_page') . '" name="' . esc_attr($option_name . '[' . $value['id'] . '][' . $i . '][page]') . '">';
                            foreach ($value['options'] as $key => $option) {
                                $output .= '<option' . selected($background[$i]['page'], $key, false) . ' value="' . esc_attr($key) . '">' . esc_html($option) . '</option>';
                            }
                            $output .= '</select>';
                            $output .= '</div>';
                            // Font Color
                            $default_color = '';
                            if (isset($value['std']['font_color'])) {
                                if ($val != $value['std']['font_color']) {
                                    $default_color = ' data-default-color="' . $value['std']['font_color'] . '" ';
                                }
                            }
                            $output .= '<div class="color-picker inline-label">';
                            $output .= '<label class="">' . __('Font Color', 'accesspress_parallax') . '</label>';
                            $output .= '<input name="' . esc_attr($option_name . '[' . $value['id'] . '][' . $i . '][font_color]') . '" class="of-color of-background-color"  type="text" value="' . esc_attr($background[$i]['font_color']) . '"' . $default_color . ' />';
                            $output .= '</div>';
                            // Background Color
                            $default_color = '';
                            if (isset($value['std']['color'])) {
                                if ($val != $value['std']['color']) {
                                    $default_color = ' data-default-color="' . $value['std']['color'] . '" ';
                                }
                            }
                            $output .= '<div class="color-picker inline-label">';
                            $output .= '<label>' . __('Background Color', 'accesspress_parallax') . '</label>';
                            $output .= '<input name="' . esc_attr($option_name . '[' . $value['id'] . '][' . $i . '][color]') . '" class="of-color of-background-color"  type="text" value="' . esc_attr($background[$i]['color']) . '"' . $default_color . ' />';
                            $output .= '</div>';
                            // Section Layout
                            $output .= '<div class="inline-label">';
                            $output .= '<label>' . __('Layout', 'accesspress_parallax') . '</label>';
                            $output .= '<select class="of-section of-section-layout" name="' . esc_attr($option_name . '[' . $value['id'] . '][' . $i . '][layout]') . '">';
                            $layouts = of_recognized_layout();
                            foreach ($layouts as $key => $layout) {
                                $output .= '<option value="' . esc_attr($key) . '" ' . selected($background[$i]['layout'], $key, false) . '>' . esc_html($layout) . '</option>';
                            }
                            $output .= '</select>';
                            $output .= '</div>';
                            // Section Category
                            $output .= '<div class="inline-label toggle-category">';
                            $output .= '<label>' . __('Category', 'accesspress_parallax') . '</label>';
                            $output .= '<select class="of-input of-section-category" name="' . esc_attr($option_name . '[' . $value['id'] . '][' . $i . '][category]') . '">';
                            foreach ($value['category'] as $key => $category) {
                                $output .= '<option' . selected($background[$i]['category'], $key, false) . ' value="' . esc_attr($key) . '">' . esc_html($category) . '</option>';
                            }
                            $output .= '</select>';
                            $output .= '</div>';
                            // Background Image
                            if (!isset($background[$i]['image'])) {
                                $background[$i]['image'] = '';
                            }
                            $output .= '<div class="inline-label">';
                            $output .= '<label class="">' . __('Background Image', 'accesspress_parallax') . '</label>';
                            $output .= Options_Framework_Media_Uploader::optionsframework_uploader($value['id'], $background[$i]['image'], null, esc_attr($option_name . '[' . $value['id'] . '][' . $i . '][image]'));
                            $output .= '</div>';
                            $class = 'of-background-properties';
                            if ('' == $background[$i]['image']) {
                                $class .= ' hide';
                            }
                            $output .= '<div class="inline-label ' . esc_attr($class) . '">';
                            $output .= '<label>' . __('Background Settings', 'accesspress_parallax') . '</label>';
                            // Background Repeat
                            $output .= '<div class="background-settings">';
                            $output .= '<div class="clearfix">';
                            $output .= '<select class="of-background of-background-repeat" name="' . esc_attr($option_name . '[' . $value['id'] . '][' . $i . '][repeat]') . '">';
                            $repeats = of_recognized_background_repeat();
                            foreach ($repeats as $key => $repeat) {
                                $output .= '<option value="' . esc_attr($key) . '" ' . selected($background[$i]['repeat'], $key, false) . '>' . esc_html($repeat) . '</option>';
                            }
                            $output .= '</select>';
                            // Background Position
                            $output .= '<select class="of-background of-background-position" name="' . esc_attr($option_name . '[' . $value['id'] . '][' . $i . '][position]') . '">';
                            $positions = of_recognized_background_position();
                            foreach ($positions as $key => $position) {
                                $output .= '<option value="' . esc_attr($key) . '" ' . selected($background[$i]['position'], $key, false) . '>' . esc_html($position) . '</option>';
                            }
                            $output .= '</select>';
                            // Background Attachment
                            $output .= '<select class="of-background of-background-attachment" name="' . esc_attr($option_name . '[' . $value['id'] . '][' . $i . '][attachment]') . '">';
                            $attachments = of_recognized_background_attachment();
                            foreach ($attachments as $key => $attachment) {
                                $output .= '<option value="' . esc_attr($key) . '" ' . selected($background[$i]['attachment'], $key, false) . '>' . esc_html($attachment) . '</option>';
                            }
                            $output .= '</select>';
                            // Background Size
                            $output .= '<select class="of-background of-background-size" name="' . esc_attr($option_name . '[' . $value['id'] . '][' . $i . '][size]') . '">';
                            $sizes = of_recognized_background_size();
                            foreach ($sizes as $key => $size) {
                                $output .= '<option value="' . esc_attr($key) . '" ' . selected($background[$i]['size'], $key, false) . '>' . esc_html($size) . '</option>';
                            }
                            $output .= '</select>';
                            $output .= '</div></div>';
                            // Background Overlay
                            $output .= '<div class="color-picker inline-label">';
                            $output .= '<label>' . __('Overlay', 'accesspress_parallax') . '</label>';
                            $output .= '<select class="of-background of-background-overlay" name="' . esc_attr($option_name . '[' . $value['id'] . '][' . $i . '][overlay]') . '">';
                            $overlays = of_recognized_background_overlay();
                            foreach ($overlays as $key => $overlay) {
                                $output .= '<option value="' . esc_attr($key) . '" ' . selected($background[$i]['overlay'], $key, false) . '>' . esc_html($overlay) . '</option>';
                            }
                            $output .= '</select>';
                            $output .= '</div>';
                            $output .= '</div>';
                            $output .= '<div class="button-primary remove-parallax">' . __('Remove', 'accesspress_parallax') . '</div></div>';
                            $output .= '</div>';
                        }
                    }
                    update_option('accesspress_parallax_count', $parallaxsection_array);
                    break;
                    // Button
                // Button
                case "button":
                    $output .= '<a id="' . esc_attr($value['id']) . '" class="button-primary" href="javascript:void(0);">' . __('Add New Section', 'accesspress_parallax') . '</a>' . "\n";
                    break;
            }
            if ($value['type'] != "heading" && $value['type'] != "info") {
                $output .= '</div>';
                if ($value['type'] != "checkbox" && $value['type'] != "editor" && $value['type'] != "parallaxsection") {
                    $output .= '<div class="explain">' . wp_kses($explain_value, $allowedtags) . '</div>' . "\n";
                }
                $output .= '</div></div>' . "\n";
            }
            echo $output;
        }
        // Outputs closing div if there tabs
        if (Options_Framework_Interface::optionsframework_tabs() != '') {
            echo '</div>';
        }
    }