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acf-leaflet_field.php
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acf-leaflet_field.php
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<?php
/*
Plugin Name: Advanced Custom Fields: Leaflet Field *do not update!*
Plugin URI: https://github.com/jensjns/acf-leaflet-field
Description: Adds a Leaflet map-field to Advanced Custom Fields.
Version: 1.2.1
Author: Jens Nilsson
Author URI: http://jensnilsson.nu/
License: GPLv2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
*/
class acf_field_leaflet_field_plugin
{
/*
* Construct
*
* @description:
* @since: 3.6
* @created: 1/04/13
*/
function __construct()
{
// set text domain
$domain = 'acf-leaflet_field';
$mofile = trailingslashit(dirname(__File__)) . 'lang/' . $domain . '-' . get_locale() . '.mo';
load_textdomain( $domain, $mofile );
add_action( 'rest_api_init', function () {
register_rest_route( 'acf_leaflet_field/v1', 'geodata/(?P<id>\d+).geojson', array(
'methods' => WP_REST_Server::READABLE,
'callback' => array( $this, 'get_geodata' ),
'args' => array(
'id' => array(
'validate_callback' => function($param, $request, $key) {
return is_numeric( $param );
}
),
)
)
);
});
// version 5 (PRO)
add_action('acf/include_field_types', array($this, 'register_fields_v5'));
// version 4+
add_action('acf/register_fields', array($this, 'register_fields_v4'));
// version 3-
if(function_exists('register_field'))
{
add_action( 'init', array( $this, 'init' ));
}
}
function get_geodata( WP_REST_Request $request)
{
$post_id = $request['id'];
$field_name = sanitize_key($request['field']);
header('Content-Description: File Transfer');
header('Content-Type: text/json');
header('Content-Disposition: attachment; filename="' . $field_name . '-' . $post_id . '.geojson"');
header('Expires: 0');
header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
header('Pragma: public');
$field_obj = get_field_object(
$field_name,
$post_id,
array(
'load_value' => true
)
);
$result = $field_obj['value']->drawnItems;
foreach ($field_obj['value']->markers as $marker) {
$result->features[] = $marker;
}
return $result;
}
/*
* Init
*
* @description:
* @since: 3.6
* @created: 1/04/13
*/
function init()
{
register_field('acf_field_leaflet_field', dirname(__File__) . '/leaflet_field-v3.php');
}
/*
* register_fields
*
* @description:
* @since: 3.6
* @created: 1/04/13
*/
function register_fields_v4()
{
include_once('leaflet_field-v4.php');
}
function register_fields_v5()
{
include_once('leaflet_field-v5.php');
}
}
new acf_field_leaflet_field_plugin();
/**
* Render a leaflet field
* Usually called internally
* Required by advanced-custom-field-leaflet-field-aggregator Plugin
*
* @param object $field_obj Field Object
*/
function acf_lf_render_direct($field_obj)
{
$field_obj['map_provider'] = acf_field_leaflet_field::$map_providers[$field_obj['map_provider']];
if( $field_obj['map_provider']['requires_key'] ) {
$field_obj['map_provider']['url'] = str_replace( '{api_key}', $field_obj['api_key'], $field_obj['map_provider']['url'] );
}
// FIXME: combine common code with \acf_field_leaflet_field::create_field
// FIXME: API KEy of base map provider must be the same as all additional providers
if (is_array($field_obj['additional_map_providers'] ?? null)) {
foreach ($field_obj['additional_map_providers'] as $key => $mapProvider) {
$providerData = acf_field_leaflet_field::$map_providers[$mapProvider];
$providerData['url'] = str_replace( '{api_key}', $field_obj['api_key'], $providerData['url'] );
$field_obj['additional_map_providers'][$key] = $providerData;
}
}
// enqueue styles
wp_enqueue_style( 'leaflet', plugins_url( '/js/leaflet/leaflet.css', __FILE__ ), array(), '1.0.2', 'all' );
wp_enqueue_style( 'icomoon', plugins_url( '/css/icomoon/style.css', __FILE__ ), array(), '1.0.0', 'all' );
wp_enqueue_style( 'leaflet-field', plugins_url( '/css/input.css', __FILE__ ), array( 'leaflet', 'icomoon' ), '1', 'all' );
// enqueue scripts
wp_enqueue_script( 'jquery' );
wp_enqueue_script( 'leaflet', plugins_url( '/js/leaflet/leaflet.js', __FILE__ ), array(), '1.4.0', true );
wp_enqueue_script( 'leaflet-frontend', plugins_url( '/js/leaflet-frontend.js', __FILE__ ), array( 'jquery', 'leaflet' ), '1.2.2', true );
wp_localize_script( 'leaflet-frontend', 'leaflet_field', $field_obj );
echo '<div id="' . $field_obj['prefix'] . '-field-' . $field_obj['name'] . '_map" class="leaflet-map"' . ($field_obj['height'] ? ' style="height:' . $field_obj['height'] . 'px;"' : '') . '></div>';
}
/**
* the_leaflet_field()
*
* Renders leaflet field
*
* @param $field_name - Required, The name of the field
* @param $post_id - Optional, the id of the post (will try to render for the current page if no id is specified)
*
* @since 0.1.0
* @date 10/04/13
*/
function the_leaflet_field( $field_name, $post_id = false ) {
if( !$post_id ) {
global $post;
$post_id = $post->ID;
}
$field_obj = get_field_object(
$field_name,
$post_id,
array(
'load_value' => true
)
);
if( $field_obj['value'] ) {
if (is_string($field_obj['value'])) {
$field_obj['value'] = json_decode($field_obj['value']);
}
if (function_exists('get_post_color')) {
$field_obj['value']->color = get_post_color($post_id);
} else {
$field_obj['value']->color = '#000000';
}
acf_lf_render_direct($field_obj);
}
}