/**
* CODIGO PERSONALIZADO
* INSERIR AD DEPOIS DO 1O PARAGRAFO DE CADA POST CASO SEJA FROM PT E MOBILE
**/
add_filter( 'the_content', 'prefix_insert_post_ads' );

function prefix_insert_post_ads( $content ) {

    $sJavascript = "<script src='SCRIPT-PARA-TODOS.js'></script>";
    $oCountry = geoip_detect2_get_info_from_current_ip();
    if (isset($oCountry->country) && isset($oCountry->country->isoCode) && $oCountry->country->isoCode == "PT") {
        $sJavascript = "<script src='SCRIPT-PARA-PT.js'></script>";
    }

    if ( is_single()) {
        $closing_p = '</p>';
        $paragraphs = explode( $closing_p, $content );
        $paragraph_id = 1;
        foreach ($paragraphs as $index => $paragraph) {

            if ( trim( $paragraph ) ) {
                $paragraphs[$index] .= $closing_p;
            }

            if ( $paragraph_id == $index + 1 ) {
                $paragraphs[$index] .= $sJavascript;
            }
        }

        return implode( '', $paragraphs );
    }

    return $content;
}

/*** EO CODE PERSONALIZADO ***/