     1
     2
     3
     4
     5
     6
     7
     8
     9
    10
    11
    12
    13
    14
    15
    16
    17
    18
    19
    20
    21
    22
    23
    24
    25
    26
    27
    28
    29
    30
    31
    32
    33
    34
    35
    36
    37
    38
    39
    40
    41
    42
    43
    44
    45
    46
    47
    48
    49
    50
    51
    52
    53
    54
    55
    56
    57
    58
    59
    60
    61

    // Copyright 2015-2017 Parity Technologies (UK) Ltd.
    // This file is part of Parity.

    // Parity is free software: you can redistribute it and/or modify
    // it under the terms of the GNU General Public License as published by
    // the Free Software Foundation, either version 3 of the License, or
    // (at your option) any later version.

    // Parity is distributed in the hope that it will be useful,
    // but WITHOUT ANY WARRANTY; without even the implied warranty of
    // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    // GNU General Public License for more details.

    // You should have received a copy of the GNU General Public License
    // along with Parity.  If not, see <http://www.gnu.org/licenses/>.

    //! HTTP Redirection hyper handler

    use hyper::{header, server, Decoder, Encoder, Next};
    use hyper::net::HttpStream;
    use hyper::status::StatusCode;

    #[derive(Clone)]
    pub struct Redirection {
    	to_url: String
    }

    impl Redirection {
    	pub fn new(url: &str) -> Self {
    		Redirection {
    			to_url: url.to_owned()
    		}
    	}

    	pub fn boxed(url: &str) -> Box<Self> {
    		Box::new(Self::new(url))
    	}
    }

    impl server::Handler<HttpStream> for Redirection {
    	fn on_request(&mut self, _request: server::Request<HttpStream>) -> Next {
    		Next::write()
    	}

    	fn on_request_readable(&mut self, _decoder: &mut Decoder<HttpStream>) -> Next {
    		Next::write()
    	}

    	fn on_response(&mut self, res: &mut server::Response) -> Next {
    		// Don't use `MovedPermanently` here to prevent browser from caching the redirections.
    		res.set_status(StatusCode::Found);
    		res.headers_mut().set(header::Location(self.to_url.to_owned()));
    		Next::write()
    	}
    	fn on_response_writable(&mut self, _encoder: &mut Encoder<HttpStream>) -> Next {
    		Next::end()
    	}
    }

# Help

## Keyboard Shortcuts

?
  Show this help dialog
S
  Focus the search field
⇤
  Move up in search results
⇥
  Move down in search results
⏎
  Go to active search result
+
  Collapse/expand all sections

## Search Tricks

Prefix searches with a type followed by a colon (e.g. `fn:`) to restrict the search to a given type.

Accepted types are: `fn`, `mod`, `struct`, `enum`, `trait`, `type`, `macro`, and `const`.

Search functions by type signature (e.g. `vec -> usize` or `* -> vec`)