下面的代码位于:/includes/search/functions/ajax.php 行:1489
这是在任何给定页面上使用基于所选搜索字段的图钉填充地图的内容...
谁能帮我弄清楚如何将此搜索限制在特定半径范围内,以便不加载地图上的每个图钉?
目前所有的引脚都加载在地图上,这会消耗分配的 CPU 功率,并且当立即加载超过 1000 个引脚时最终可能会导致浏览器崩溃。
/////////////////////////////////////////////////////////////////
//// ACTUALLY DOES THE QUERY
/////////////////////////////////////////////////////////////////
$sQ = new WP_Query($args);
//// STARTS OUR POST ARRAY - EVERY FOUND POST IS INSERTED IN HERE IN ORDER TO ADD THE PINS
$return['posts'] = array();
$return['post_ids'] = array();
/// LOOPS POSTS
if($sQ->have_posts()) { while($sQ->have_posts()) { $sQ->the_post();
///// GETS REQUIRED FIELDS TO INSERT IN THE ARRAY
$latitude = get_spot_latitude(get_the_ID());
$longitude = get_spot_longitude(get_the_ID());
$pin = get_spot_pin(get_the_ID());
$featured = 'false';
$thumb = '';
//// IF FEATURED OVERLAYS ARE SET
if(ddp('map_featured_overlay') == 'on') {
//// IF THIS IS FEATURED
if(get_post_meta(get_the_ID(), 'featured', true) == 'on') { $featured = 'true'; }
$thumb = ddTimthumb(btoa_get_featured_image(get_the_ID()), 150, 150);
}
//// ONLY ADDS TO THE ARRAY IN CASE WE HAVE A LATITUDE AND LONGITUDE
if($latitude != '' && $longitude != '') {
$return['posts'][] = array(
'title' => get_the_title(),
'id' => get_the_ID(),
'latitude' => $latitude,
'longitude' => $longitude,
'pin' => $pin,
'permalink' => get_permalink(),
'featured' => $featured,
'thumb' => $thumb,
);
$return['post_ids'][] = get_the_ID();
} else {
$return['posts'][] = array(
'title' => get_the_title(),
'error' => 'NO LATITUDE OR LONGITUDE'
);
}//// ENDS IF POST HAS LATITUDE AND LONGITUDE
} }
这是搜索字段的一部分:
<input type="hidden" id="_sf_enable_radius_search" value="false" name="_sf_enable_radius_search" />
<input type="hidden" id="_sf_radius_lat_from" value="" name="_sf_radius_lat_from" />
<input type="hidden" id="_sf_radius_lat_to" value="" name="_sf_radius_lat_to" />
<input type="hidden" id="_sf_radius_lng_from" value="" name="_sf_radius_lng_from" />
<input type="hidden" id="_sf_radius_lng_to" value="" name="_sf_radius_lng_to" />
<input type="hidden" id="_sf_radius_center_lat" value="" name="_sf_radius_center_lat" />
<input type="hidden" id="_sf_radius_center_lng" value="" name="_sf_radius_center_lng" />
<input type="hidden" id="_sf_radius_field" value="false" name="_sf_radius_field" />
<input type="hidden" id="_sf_radius_field_id" value="false" name="_sf_radius_field_id" />
<input type="hidden" id="_sf_post_ids" value="" name="_sf_post_ids" />
<input type="hidden" id="_sf_radius_distance" value="" name="_sf_radius_distance" />
<input type="hidden" name="is_taxonomy" value="true" id="_sf_search_is_taxonomy" />