I created this some months ago, worked for what I wanted...
you can delete the excel parts and change checkouts.json' for 'checkouts.json'
public function testepagination(){
ini_set('max_execution_time', 99999999);
$limit = 250;
$limit = '?limit=' . $limit;
$merged = array();
$next_page = '';
$last_page = false;
$i=0;
$no_pagination = false;
$page_info = '';
$username = 'yourapikey';
$password = 'yourapipassword';
$shop = 'youshopify';
$api = 'api/2021-10/';
$created_at_min = '2020-01-01T00:00:00-00:01';
$created_at_max= '2020-12-31T11:59:59-00:01';
$auth = 'https://' . $username . ':' . $password . '@' . $shop . '.myshopify.com/admin/' . $api ;
$request = $auth . 'checkouts.json'. '?created_at_min='.$created_at_min.'&created_at_max='.$created_at_max;
$fields = '';
$endpoints = '';
$x=1;
$j=1;
$data[0] = ['id', 'token', 'cart_token', 'email', 'buyer_accepts_marketing', 'created_at', 'updated_at', 'referring_site', 'taxes_included', 'currency', 'first_name', 'address1', 'address2', 'city', 'zip', 'province', 'country', 'last_name', 'country_code', 'province_code', 'name','abandoned_checkout_url' ];
$data2[0] = ['checkout_id', 'key', 'destination_location_id','fulfillment_service', 'gift_card', 'origin_location_id', 'presentment_title', 'presentment_variant_title', 'product_id', 'sku', 'title', 'variant_id', 'variant_title', 'vendor', 'line_price', 'price', 'quantity'];
while(!$last_page) {
sleep(1);
$url = $request . $limit . $fields . $endpoints . $page_info;
echo ($url. '<br>');
$curl = curl_init();
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
curl_setopt($curl, CURLOPT_URL, $url);
curl_setopt($curl, CURLOPT_HEADERFUNCTION, function($curl, $header) use (&$headers) {
$len = strlen($header);
$header = explode(':', $header, 2);
if (count($header) >= 2) {
$headers[strtolower(trim($header[0]))] = trim($header[1]);
}
return $len;
});
$result = curl_exec($curl);
$array = json_decode($result);
if (isset($array->checkouts)){
foreach ($array->checkouts as $key=>$value){
$data[$j] = [$value->id,
$value->token,
$value->cart_token,
$value->email,
$value->buyer_accepts_marketing,
$value->created_at,
$value->updated_at,
$value->referring_site,
$value->taxes_included,
$value->currency,
(isset( $value->shipping_address->first_name )) ? $value->shipping_address->first_name : '',
(isset( $value->shipping_address->address1 )) ? $value->shipping_address->address1 : '',
(isset( $value->shipping_address->address2 )) ? $value->shipping_address->address2 : '',
(isset( $value->shipping_address->city )) ? $value->shipping_address->city : '',
(isset( $value->shipping_address->zip )) ? $value->shipping_address->zip : '',
(isset( $value->shipping_address->province )) ? $value->shipping_address->province : '',
(isset( $value->shipping_address->country )) ? $value->shipping_address->country : '',
(isset( $value->shipping_address->last_name )) ? $value->shipping_address->last_name : '',
(isset( $value->shipping_address->country_code )) ? $value->shipping_address->country_code : '',
(isset( $value->shipping_address->province_code )) ? $value->shipping_address->province_code : '',
(isset( $value->shipping_address->name )) ? $value->shipping_address->name : '',
(isset( $value->abandoned_checkout_url )) ? $value->abandoned_checkout_url : ''
];
$j++;
foreach ($value->line_items as $key=>$value2){
$data2[$x] = [$value->id,
$value2->key,
$value2->destination_location_id,
$value2->fulfillment_service,
$value2->gift_card,
$value2->origin_location_id,
$value2->presentment_title,
$value2->presentment_variant_title,
$value2->product_id,
$value2->sku,
$value2->title,
$value2->variant_id,
$value2->variant_title,
$value2->vendor,
$value2->line_price,
$value2->price ,
$value2->quantity];
$x++;
}
}
}
echo ("page" . $i++ . '<br>');
curl_close($curl);
if(isset($headers['link'])) {
$links = explode(',', $headers['link']);
foreach($links as $link) {
$next_page = false;
if(strpos($link, 'rel="next"')) {
$next_page = $link;
}
}
if($next_page) {
preg_match('~<(.*?)>~', $next_page, $next);
$url_components = parse_url($next[1]);
parse_str($url_components['query'], $params);
$page_info = '&page_info=' . $params['page_info'];
$request = $auth . 'checkouts.json';
echo $params['page_info'] . '<br>';
$endpoints = ''; // Link pagination does not support endpoints on pages 2 and up
} else {
$last_page = true; // There's no next page, we're at the last page
}
} else {
$last_page = true; // Couldn't find parameter link in headers, stop loop
}
if($no_pagination) {
$last_page = true;
}
}
$fp = fopen('checkouts.csv', 'w');
// Loop through file pointer and a line
foreach ($data as $fields) {
fputcsv($fp, $fields,',');
}
fclose($fp);
$fp = fopen('checkouts_lines.csv', 'w');
// Loop through file pointer and a line
foreach ($data2 as $fields) {
fputcsv($fp, $fields,',');
}
fclose($fp);
}
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