<?php
$finfo = new finfo(FILEINFO_MIME_TYPE);
$postMimeType = $finfo->buffer(file_get_contents('http://4.bp.blogspot.com/-JOqxgp-ZWe0/U3BtyEQlEiI/AAAAAAAAOfg/Doq6Q2MwIKA/s1600/google-logo-874x288.png'));
// If the URL has the file extension included, this will find it
$fileExtension = pathinfo('http://4.bp.blogspot.com/-JOqxgp-ZWe0/U3BtyEQlEiI/AAAAAAAAOfg/Doq6Q2MwIKA/s1600/google-logo-874x288.png', PATHINFO_EXTENSION);
// Otherwise, get file extension from the MIME type
// This is necessary for image thumbnails to display correctly in the WordPress dashboard media section
if ($fileExtension === '') {
$fileExtension = basename($postMimeType);
$filename = $filename . '.' . $fileExtension;
}
var_dump($fileExtension);
Warning: file_get_contents(): php_network_getaddresses: getaddrinfo for 4.bp.blogspot.com failed: System error in /in/rFklb on line 4
Warning: file_get_contents(http://4.bp.blogspot.com/-JOqxgp-ZWe0/U3BtyEQlEiI/AAAAAAAAOfg/Doq6Q2MwIKA/s1600/google-logo-874x288.png): Failed to open stream: php_network_getaddresses: getaddrinfo for 4.bp.blogspot.com failed: System error in /in/rFklb on line 4
string(3) "png"
Output for 8.0.13 - 8.0.30
Warning: file_get_contents(): php_network_getaddresses: getaddrinfo failed: System error in /in/rFklb on line 4
Warning: file_get_contents(http://4.bp.blogspot.com/-JOqxgp-ZWe0/U3BtyEQlEiI/AAAAAAAAOfg/Doq6Q2MwIKA/s1600/google-logo-874x288.png): Failed to open stream: php_network_getaddresses: getaddrinfo failed: System error in /in/rFklb on line 4
string(3) "png"
Output for 8.0.0 - 8.0.12
Warning: file_get_contents(): php_network_getaddresses: getaddrinfo failed: Temporary failure in name resolution in /in/rFklb on line 4
Warning: file_get_contents(http://4.bp.blogspot.com/-JOqxgp-ZWe0/U3BtyEQlEiI/AAAAAAAAOfg/Doq6Q2MwIKA/s1600/google-logo-874x288.png): Failed to open stream: php_network_getaddresses: getaddrinfo failed: Temporary failure in name resolution in /in/rFklb on line 4
string(3) "png"
Warning: file_get_contents(): php_network_getaddresses: getaddrinfo failed: System error in /in/rFklb on line 4
Warning: file_get_contents(http://4.bp.blogspot.com/-JOqxgp-ZWe0/U3BtyEQlEiI/AAAAAAAAOfg/Doq6Q2MwIKA/s1600/google-logo-874x288.png): failed to open stream: php_network_getaddresses: getaddrinfo failed: System error in /in/rFklb on line 4
string(3) "png"
Warning: file_get_contents(): php_network_getaddresses: getaddrinfo failed: Temporary failure in name resolution in /in/rFklb on line 4
Warning: file_get_contents(http://4.bp.blogspot.com/-JOqxgp-ZWe0/U3BtyEQlEiI/AAAAAAAAOfg/Doq6Q2MwIKA/s1600/google-logo-874x288.png): failed to open stream: php_network_getaddresses: getaddrinfo failed: Temporary failure in name resolution in /in/rFklb on line 4
string(3) "png"