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<?php

if (!class_exists('acf_field_wysiwyg')) {
    class acf_field_wysiwyg extends acf_field
    {
        function initialize()
        {
            $this->name = 'wysiwyg';
            $this->label = __('Wysiwyg Editor', 'acf');
            $this->category = 'content';
            $this->defaults = array('tabs' => 'all', 'toolbar' => 'full', 'media_upload' => 1, 'default_value' => '', 'delay' => 0);
            $this->add_filters();
            add_action('acf/enqueue_uploader', array($this, 'acf_enqueue_uploader'));
        }
        function add_filters()
        {
            $wp_filter_content_tags = function_exists('wp_filter_content_tags') ? 'wp_filter_content_tags' : 'wp_make_content_images_responsive';
            add_filter('acf_the_content', 'capital_P_dangit', 11);
            add_filter('acf_the_content', 'wptexturize');
            add_filter('acf_the_content', 'convert_smilies', 20);
            add_filter('acf_the_content', 'wpautop');
            add_filter('acf_the_content', 'shortcode_unautop');
            add_filter('acf_the_content', $wp_filter_content_tags);
            add_filter('acf_the_content', 'do_shortcode', 11);
            if (isset($GLOBALS['wp_embed'])) {
                add_filter('acf_the_content', array($GLOBALS['wp_embed'], 'run_shortcode'), 8);
                add_filter('acf_the_content', array($GLOBALS['wp_embed'], 'autoembed'), 8);
            }
        }
        function get_toolbars()
        {
            $editor_id = 'acf_content';
            $toolbars = array();
            $mce_buttons = array('formatselect', 'bold', 'italic', 'bullist', 'numlist', 'blockquote', 'alignleft', 'aligncenter', 'alignright', 'link', 'wp_more', 'spellchecker', 'fullscreen', 'wp_adv');
            $mce_buttons_2 = array('strikethrough', 'hr', 'forecolor', 'pastetext', 'removeformat', 'charmap', 'outdent', 'indent', 'undo', 'redo', 'wp_help');
            $teeny_mce_buttons = array('bold', 'italic', 'underline', 'blockquote', 'strikethrough', 'bullist', 'numlist', 'alignleft', 'aligncenter', 'alignright', 'undo', 'redo', 'link', 'fullscreen');
            if (acf_version_compare('wp', '<', '4.7')) {
                $mce_buttons = array('bold', 'italic', 'strikethrough', 'bullist', 'numlist', 'blockquote', 'hr', 'alignleft', 'aligncenter', 'alignright', 'link', 'unlink', 'wp_more', 'spellchecker', 'fullscreen', 'wp_adv');
                $mce_buttons_2 = array('formatselect', 'underline', 'alignjustify', 'forecolor', 'pastetext', 'removeformat', 'charmap', 'outdent', 'indent', 'undo', 'redo', 'wp_help');
            }
            $toolbars['Full'] = array(1 => apply_filters('mce_buttons', $mce_buttons, $editor_id), 2 => apply_filters('mce_buttons_2', $mce_buttons_2, $editor_id), 3 => apply_filters('mce_buttons_3', array(), $editor_id), 4 => apply_filters('mce_buttons_4', array(), $editor_id));
            $toolbars['Basic'] = array(1 => apply_filters('teeny_mce_buttons', $teeny_mce_buttons, $editor_id));
            $toolbars = apply_filters('acf/fields/wysiwyg/toolbars', $toolbars);
            return $toolbars;
        }
        function acf_enqueue_uploader()
        {
            $data = array();
            $toolbars = $this->get_toolbars();
            if ($toolbars) {
                foreach ($toolbars as $label => $rows) {
                    $key = $label;
                    $key = sanitize_title($key);
                    $key = str_replace('-', '_', $key);
                    $data[$key] = array();
                    if ($rows) {
                        foreach ($rows as $i => $row) {
                            $data[$key][$i] = implode(',', $row);
                        }
                    }
                }
            }
            acf_localize_data(array('toolbars' => $data));
        }
        function render_field($field)
        {
            acf_enqueue_uploader();
            $id = uniqid('acf-editor-');
            $default_editor = 'html';
            $show_tabs = true;
            $height = acf_get_user_setting('wysiwyg_height', 300);
            $height = max($height, 300);
            if (!user_can_richedit()) {
                $show_tabs = false;
            } elseif ($field['tabs'] == 'visual') {
                $default_editor = 'tinymce';
                $show_tabs = false;
            } elseif ($field['tabs'] == 'text') {
                $show_tabs = false;
            } elseif (wp_default_editor() == 'tinymce') {
                $default_editor = 'tinymce';
            }
            if (!current_user_can('upload_files')) {
                $field['media_upload'] = 0;
            }
            $switch_class = $default_editor === 'html' ? 'html-active' : 'tmce-active';
            add_filter('acf_the_editor_content', 'format_for_editor', 10, 2);
            $field['value'] = apply_filters('acf_the_editor_content', $field['value'], $default_editor);
            $wrap = array('id' => 'wp-' . $id . '-wrap', 'class' => 'acf-editor-wrap wp-core-ui wp-editor-wrap ' . $switch_class, 'data-toolbar' => $field['toolbar']);
            if ($field['delay']) {
                $wrap['class'] .= ' delay';
            }
            $textarea = acf_get_textarea_input(array('id' => $id, 'class' => 'wp-editor-area', 'name' => $field['name'], 'style' => $height ? "height:{$height}px;" : '', 'value' => '%s'));
            ?>
		<div <?php 
            acf_esc_attr_e($wrap);
            ?>>
			<div id="wp-<?php 
            echo esc_attr($id);
            ?>-editor-tools" class="wp-editor-tools hide-if-no-js">
				<?php 
            if ($field['media_upload']) {
                ?>
				<div id="wp-<?php 
                echo esc_attr($id);
                ?>-media-buttons" class="wp-media-buttons">
					<?php 
                if (!function_exists('media_buttons')) {
                    require ABSPATH . 'wp-admin/includes/media.php';
                }
                do_action('media_buttons', $id);
                ?>
				</div>
				<?php 
            }
            ?>
					<?php 
            if (user_can_richedit() && $show_tabs) {
                ?>
					<div class="wp-editor-tabs">
						<button id="<?php 
                echo esc_attr($id);
                ?>-tmce" class="wp-switch-editor switch-tmce" data-wp-editor-id="<?php 
                echo esc_attr($id);
                ?>" type="button"><?php 
                echo __('Visual', 'acf');
                ?></button>
						<button id="<?php 
                echo esc_attr($id);
                ?>-html" class="wp-switch-editor switch-html" data-wp-editor-id="<?php 
                echo esc_attr($id);
                ?>" type="button"><?php 
                echo _x('Text', 'Name for the Text editor tab (formerly HTML)', 'acf');
                ?></button>
					</div>
				<?php 
            }
            ?>
			</div>
			<div id="wp-<?php 
            echo esc_attr($id);
            ?>-editor-container" class="wp-editor-container">
					<?php 
            if ($field['delay']) {
                ?>
					<div class="acf-editor-toolbar"><?php 
                _e('Click to initialize TinyMCE', 'acf');
                ?></div>
				<?php 
            }
            ?>
					<?php 
            printf($textarea, $field['value']);
            ?>
			</div>
		</div>
			<?php 
        }
        function render_field_settings($field)
        {
            $toolbars = $this->get_toolbars();
            $choices = array();
            if (!empty($toolbars)) {
                foreach ($toolbars as $k => $v) {
                    $label = $k;
                    $name = sanitize_title($label);
                    $name = str_replace('-', '_', $name);
                    $choices[$name] = $label;
                }
            }
            acf_render_field_setting($field, array('label' => __('Default Value', 'acf'), 'instructions' => __('Appears when creating a new post', 'acf'), 'type' => 'textarea', 'name' => 'default_value'));
            acf_render_field_setting($field, array('label' => __('Tabs', 'acf'), 'instructions' => '', 'type' => 'select', 'name' => 'tabs', 'choices' => array('all' => __('Visual & Text', 'acf'), 'visual' => __('Visual Only', 'acf'), 'text' => __('Text Only', 'acf'))));
            acf_render_field_setting($field, array('label' => __('Toolbar', 'acf'), 'instructions' => '', 'type' => 'select', 'name' => 'toolbar', 'choices' => $choices, 'conditions' => array('field' => 'tabs', 'operator' => '!=', 'value' => 'text')));
            acf_render_field_setting($field, array('label' => __('Show Media Upload Buttons?', 'acf'), 'instructions' => '', 'name' => 'media_upload', 'type' => 'true_false', 'ui' => 1));
            acf_render_field_setting($field, array('label' => __('Delay initialization?', 'acf'), 'instructions' => __('TinyMCE will not be initialized until field is clicked', 'acf'), 'name' => 'delay', 'type' => 'true_false', 'ui' => 1, 'conditions' => array('field' => 'tabs', 'operator' => '!=', 'value' => 'text')));
        }
        function format_value($value, $post_id, $field)
        {
            if (empty($value)) {
                return $value;
            }
            $value = apply_filters('acf_the_content', $value);
            $value = str_replace(']]>', ']]&gt;', $value);
            return $value;
        }
    }
    acf_register_field_type('acf_field_wysiwyg');
}