Topsort.php

composer require topsort/sdk

{
  "require": {
    "topsort/sdk": "^4.0"
  }
}

<?php
use Topsort\SDK;

$topsort_client = new SDK("my_api_key");

$opaque_user_id = "<YOUR_OPAQUE_USER_ID>"; // The same persistent id for this shopper
$products = ["i8bfHPJaxcAb3", "gDG0HV97ed2s"];
$slots = 1;

$auction_result = $topsort_client->create_auction($slots, $products, null, null, null, $opaque_user_id)->wait();
$winners = $auction_result["results"][0]["winners"];

$banner_result = $topsort_client->create_banner_auction([
    "slots" => 1,
    "slotId" => "home-banner",
    "device" => "desktop",
    "opaqueUserId" => $opaque_user_id,
])->wait();

<?php
use Topsort\SDK;
use Topsort\TopsortException;

$topsort_client = new SDK("my_api_key");

$opaque_user_id = "<YOUR_OPAQUE_USER_ID>"; // The same id you sent on the auction
$placement = ["path" => "/categories/shoes"];
$winner = $winners[0]; // A winner from the auction result

try {
    $topsort_client->report_render($winner["resolvedBidId"], [
        "opaqueUserId" => $opaque_user_id,
        "placement" => $placement,
    ])->wait();
} catch (TopsortException $e) {
    error_log($e->getMessage());
}

try {
    $topsort_client->report_impressions([
        "resolvedBidId" => $winner["resolvedBidId"],
        "opaqueUserId" => $opaque_user_id,
        "placement" => $placement,
    ])->wait();
} catch (TopsortException $e) {
    error_log($e->getMessage());
}

try {
    $topsort_client->report_click([
        "resolvedBidId" => $winner["resolvedBidId"],
        "opaqueUserId" => $opaque_user_id,
        "placement" => $placement,
    ])->wait();
} catch (TopsortException $e) {
    error_log($e->getMessage());
}

try {
    $topsort_client->report_purchase([
        "id" => "<Marketplace id for the purchase>",
        "opaqueUserId" => $opaque_user_id,
        "items" => [
            ["productId" => "gDG0HV97ed2s", "quantity" => 2, "unitPrice" => 10000],
        ],
    ])->wait();
} catch (TopsortException $e) {
    error_log($e->getMessage());
}