mime-sniffer

Detecting mime types base on content sniffer.

Document

The detection workflow was copied from Chromium

For more detail, please read How Mozilla determines MIME Types.

Usage

To use mime-sniffer, first add this to your Cargo.toml:

toml [dependencies] mime_sniffer = "^0.1"

Then, add this to your crate root:

```rust extern crate mime_sniffer;

use mime_sniffer::MimeTypeSniffer; ```

And then, use hash function with module or hasher

```rust use mime_sniffer::MimeTypeSniffer;

asserteq!(Some("application/pdf"), b"%PDF-1.5".sniffmime_type()); ```

Examples

```rust extern crate url; extern crate mime_sniffer;

use url::Url;

use mime_sniffer::{HttpRequest, MimeTypeSniffer, MimeTypeSniffable};

let url = Url::parse("http://localhost/notes.ppt").unwrap(); let req = HttpRequest { content: b"\xD0\xCF\x11\xE0\xA1\xB1\x1A\xE1", url: &url, type_hint: "text/plain", };

assert!(req.shouldsniffmimetype()); asserteq!(Some("application/vnd.ms-powerpoint"), req.sniffmimetype()); ```

Related

• To recognize binary file type, you may need libmagic with rust binding rust-magic crate.
• To guess MIME type by file extension, you may need mime_guess crate.
• To manage MIME type as strong types, you may need mime.rs crate.