TinEye Commercial API image data search PHP code sample

tineye_api_image_upload.php

<?php

function search_image($api_url, $api_private_key, $api_public_key, $image_data, $image_name) {

    $http_verb = "POST";

    // init CURL seesion
    $handle = curl_init();

    // content-type header
    $boundary = "---------------------" . md5(mt_rand() . microtime());
    $contenttype_header = "multipart/form-data; boundary=$boundary";

    $date = time();
    $nonce = uniqid();
    $limit = "5";

    $api_sig_raw = $api_private_key . $http_verb . $contenttype_header . $image_name . $date . $nonce . $api_url . "limit=$limit";

    $api_sig = hash_hmac("sha256", $api_sig_raw, $api_private_key);

    $header_boundary = $boundary;
    $boundary = '--'.$boundary;

    $post_str = $boundary . "\nContent-Disposition: form-data; name=\"image_upload\"; filename=\"$image_name\"\nContent_Type: application/octet-stream\n\n$image_data\n";
    $post_str .= $boundary . "\nContent-Disposition: form_data; name=\"api_key\"\n\n$api_public_key\n";
    $post_str .= $boundary . "\nContent-Disposition: form_data; name=\"date\"\n\n$date\n";
    $post_str .= $boundary . "\nContent-Disposition: form_data; name=\"nonce\"\n\n$nonce\n";
    $post_str .= $boundary . "\nContent-Disposition: form_data; name=\"api_sig\"\n\n$api_sig\n";
    $post_str .= $boundary . "\nContent-Disposition: form_data; name=\"limit\"\n\n$limit\n";
    $post_str .= $boundary . "--";

    curl_setopt($handle, CURLOPT_URL, $api_url);
    curl_setopt($handle, CURLOPT_POST, 1);
    curl_setopt($handle, CURLOPT_POSTFIELDS, $post_str);
    curl_setopt($handle, CURLOPT_HTTPHEADER, array("Expect: 100-continue", "Content-Type: multipart/form-data; boundary=$header_boundary"));
    curl_setopt($handle, CURLOPT_RETURNTRANSFER, TRUE);

    // Call API and convert results to a usable JSON object.
    $api_response = curl_exec($handle);

    $api_json_response = json_decode($api_response, True);

    if ($api_json_response['code'] == 200) {
        print "status: Ok,  ";
        print "num results: " . $api_json_response['results']['total_results'];
    } else {
        print "status: Error, ";
    }

    curl_close($handle);

    return $api_json_response;
}

// SANDBOX KEYS
$api_url = 'https://api.tineye.com/rest/search/';
$api_private_key = '6mm60lsCNIB,FwOWjJqA80QZHh9BMwc-ber4u=t^';
$api_public_key = 'LCkn,2K7osVwkX95K4Oy';
$image_filepath = '/home/dev/Pictures/meloncat.jpg';
$image_name = 'meloncat.jpg';

$image_data = file_get_contents($image_filepath);

var_dump(search_image($api_url, $api_private_key, $api_public_key, $image_data, $image_name));

?>