<?php
#Get media for postid
add_action('wp_ajax_get_media_for_postid', 'get_media_for_postid');
if (!function_exists('get_media_for_postid')) {
    function get_media_for_postid()
    {
        if (is_admin()) {
            $postid = absint($_POST['post_id']);
            $page = esc_attr($_POST['page']);
            $media_for_this_post = get_media_for_this_post($postid, $page);
            if (is_array($media_for_this_post) && count($media_for_this_post) > 0) {
                echo get_media_html($media_for_this_post, "small");
            } else {
                echo "no_items";
            }
        }

        die();
    }
}


#Get module html
add_action('wp_ajax_get_module_html', 'get_module_html');
if (!function_exists('get_module_html')) {
    function get_module_html()
    {
        if (is_admin()) {
            $module_caption = esc_attr($_POST['module_caption']);
            $module_name = esc_attr($_POST['module_name']);
            $postid = absint($_POST['postid_for_module']);
            $tinymce_activation_class = $_POST['tinymce_activation_class'];
            $module_size = "block_1_4";
            $size_caption = "1/4";

            if ($module_name == "bg_start" || $module_name == "bg_end") {
                $module_size = "block_1_1";
                $size_caption = "1/1";
            }

            echo get_pb_module($module_name, $module_caption, get_unused_id(), "", $module_size, $size_caption, $tinymce_activation_class);
        }
        
        die();
    }
}

#Upload images
add_action('wp_ajax_mix_ajax_post_action', 'mix_ajax_callback');
if (!function_exists('mix_ajax_callback')) {
    function mix_ajax_callback()
    {
        if (is_admin()) {
            $save_type = $_POST['type'];

            if ($save_type == 'upload') {

                $clickedID = $_POST['data'];
                $filename = $_FILES[$clickedID];
                $filename['name'] = preg_replace('/[^a-zA-Z0-9._\-]/', '', $filename['name']);

                $override['test_form'] = false;
                $override['action'] = 'wp_handle_upload';
                $uploaded_file = wp_handle_upload($filename, $override);
                $upload_tracking[] = $clickedID;
                gt3pb_update_option($clickedID, $uploaded_file['url']);
                if (!empty($uploaded_file['error'])) {
                    echo 'Upload Error: ' . $uploaded_file['error'];
                } else {
                    echo esc_url($uploaded_file['url']);
                }
            }
        }

        die();
    }
}

#Compile ShortcodesUI and push it
add_action('wp_ajax_getshortcodesUI', 'prefix_ajax_getshortcodesUI');
if (!function_exists('prefix_ajax_getshortcodesUI')) {
    function prefix_ajax_getshortcodesUI()
    {
        $shortcodesUI = shortcodesUI::getInstance()->getCompile();

        echo "<div class='select_shortcode_cont'><div class='select_shortcode_label'>Select shortcode:</div> <div class='select_shortcode_dropdown'><select name='select_shortcode' class='select_shortcode'>";
        if (is_array($shortcodesUI)) {
            foreach ($shortcodesUI as $array) {
                echo "<option value='" . $array['name'] . "'>" . ((isset($array['caption']) && strlen($array['caption'])>0) ? $array['caption'] : $array['name']) . "</option>";
            }
        }
        echo "</select></div><div class='clear'></div></div>";

        if (is_array($shortcodesUI)) {
            foreach ($shortcodesUI as $array) {
                echo "
                <div shortcodename='" . $array['name'] . "' class='shortcodeitem " . $array['name'] . "'>
                    <div class='handler_body'>" . $array['handler'] . "</div>                    
					<div class='shortcode_insert_button'><button class='insertshortcode button button-primary button-small'>".__('Insert', 'gt3_builder')."</button><div class='clear'></div></div>					
                </div>				
                ";
            }
        }
        ?>

        <script>
            jQuery('.shortcodeitem:first').show();
        </script>

        <?php

        die();
    }
}


#Get unused ID
add_action('wp_ajax_get_unused_id_ajax', 'get_unused_id_ajax');
if (!function_exists('get_unused_id_ajax')) {
    function get_unused_id_ajax()
    {
        if (is_admin()) {
            $lastid = gt3pb_get_option("last_slide_id");
            if ($lastid < 3) {
                $lastid = 2;
            }
            $lastid++;

            echo $lastid;

            gt3pb_update_option("last_slide_id", $lastid);
        }

        die();
    }
}

?>