PHP code example of rosell-dk / image-mime-type-guesser

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

rosell-dk / image-mime-type-guesser example snippets

use ImageMimeTypeGuesser\ImageMimeTypeGuesser;
$result = ImageMimeTypeGuesser::detect($filePath);
if (is_null($result)) {
    // the mime type could not be determined
} elseif ($result === false) {
    // it is NOT an image (not a mime type that the server knows about anyway)
    // This happens when:
    // a) The mime type is identified as something that is not an image (ie text)
    // b) The mime type isn't identified (ie if the image type is not known by the server)
} else {
    // it is an image, and we know its mime type!
    $mimeType = $result;
}

if (ImageMimeTypeGuesser::detectIsIn($filePath, ['image/jpeg','image/png'])) {
    // The file is a jpeg or a png
}

$result = ImageMimeTypeGuesser::guess($filePath);
if ($result !== false) {
    // It appears to be an image
    // BEWARE: This is only a guess, as we resort to mapping from file extension,
    //         when the file cannot be properly detected.
    // DO NOT USE THIS GUESS FOR PROTECTING YOUR SERVER
    $mimeType = $result;
} else {
    // It does not appear to be an image
}

if (ImageMimeTypeGuesser::guessIsIn($filePath, ['image/jpeg','image/png'])) {
    // The file appears to be a jpeg or a png
}