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twitter: Better detection if a picture is posted.

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This commit is contained in:
Michael Vogel 2013-07-23 01:09:19 +02:00
parent d04fd5fb6f
commit adb0219e10
1 changed files with 10 additions and 2 deletions
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12
twitter/twitter.php
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@ -451,8 +451,16 @@ function twitter_shortenmsg($b) {
while (strpos($msg, " ") !== false)
$msg = str_replace(" ", " ", $msg);
if ($image == $orig_link)
return(array("msg"=>trim($msg), "image"=>$image));
// Looking if the link points to an image
$img_str = fetch_url($orig_link);
$tempfile = tempnam(get_config("system","temppath"), "cache");
file_put_contents($tempfile, $img_str);
$mime = image_type_to_mime_type(exif_imagetype($tempfile));
unlink($tempfile);
if (($image == $orig_link) OR (substr($mime, 0, 6) == "image/"))
return(array("msg"=>trim($msg), "image"=>$orig_link));
else
return(array("msg"=>trim($msg."\n".$orig_link), "image"=>""));
}