Interactive World Maps plugin - read from Custom Post Type

iwm_cpt.php

<?php 


/*
* With this approach, you would need to add "my_custom_map_data" to the map's advanced tab for the Interactive Regions
* the map would then read from the custom post type and the fields specified below
*/

add_filter('iwm_input','my_custom_map_input');

function my_custom_map_input($input){

/* Conditional tag to populate the map automatically, if using CUSTOM POST TYPE as source */
if($input=='my_custom_map_data') {

//EDIT HERE

$cpt_id = 'YOUR_POST_TYPE_ID';
$region_code_meta = 'wpcf-regioncode'; //custom meta field name to fetch region code;

/*
OR If you're using coordinates, you'll need 2 fields
$region_code_meta = array('wpcf-lat','wpcf-lon');
*/

$tooltip_meta = 'wpcf-tooltip'; //custom meta field name to fetch tooltip info;
$color_meta = 'wpcf-color'; //cutom meta field name to fetch color codes

//AVOID EDIT BELOW

$input = '';

$args = array(
'post_type' => $cpt_id,
);

$cpt = new WP_Query( $args );

// The Loop
if ( $cpt->have_posts() ) {

while ( $cpt->have_posts() ) : $cpt->the_post();

if(is_array($region_code_meta)){
$regioncode = get_post_meta( get_the_ID(), $region_code_meta[0], true ).' '.get_post_meta( get_the_ID(), $region_code_meta[1], true );
} else {
$regioncode = get_post_meta( get_the_ID(), $region_code_meta, true );
}

$tooltiptitle = get_the_title();
$tooltipinfo = get_post_meta( get_the_ID(), $tooltip_meta, true );;
$actionvalue = do_shortcode(get_the_content());
$colorcode = get_post_meta( get_the_ID(), $color_meta, true );

//to clean the content from commas (,) and semi-colons (;)
$oreplace = array(",", ";");
$ofinal = array(",", ";");
$actionvalue = str_replace($oreplace, $ofinal, $actionvalue);

//model: Region Code, Tooltip Title, Tooltip info, Action Value (URL), Color Code;
$input .= $regioncode.','.$tooltiptitle.','.$tooltipinfo.','.$actionvalue.','.$colorcode.';';

endwhile;

}

/* Restore original Post Data */
wp_reset_postdata();

}

return $input;

}