<pre> THE NULL POINTER ================ {% set fhost_url = url_for("fhost", _external=True).rstrip("/") %} HTTP POST files here: curl -F'file=@yourfile.png' {{ fhost_url }} You can also POST remote URLs: curl -F'url=http://example.com/image.jpg' {{ fhost_url }} Or you can shorten URLs: curl -F'shorten=http://example.com/some/long/url' {{ fhost_url }} File URLs are valid for at least 30 days and up to a year (see below). Shortened URLs do not expire. {% set max_size = config["MAX_CONTENT_LENGTH"]|filesizeformat(True) %} Maximum file size: {{ max_size }} Not allowed: {{ config["FHOST_MIME_BLACKLIST"]|join(", ") }} FILE RETENTION PERIOD --------------------- retention = min_age + (-max_age + min_age) * pow((file_size / max_size - 1), 3) days 365 | \\ | \\ | \\ | \\ | \\ | \\ | .. | \\ 197.5 | ----------..------------------------------------------- | .. | \\ | .. | ... | .. | ... | .... | ...... 30 | .................... 0{{ ((config["MAX_CONTENT_LENGTH"]/2)|filesizeformat(True)).split(" ")[0].rjust(27) }}{{ max_size.split(" ")[0].rjust(27) }} {{ max_size.split(" ")[1].rjust(54) }} </pre>