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sword::HttpClient Class Reference

An Http client. More...

Inheritance diagram for sword::HttpClient:

Public Types
typedef std::map< std::string, std::string >	Arguments
enum	Code { Success, AuthRequired, FileNotFound, Error }
enum	PostMethod { Get, Post }
Public Methods
	HttpClient (const URL &url, HttpSession &session)
void	addHeader (const std::string &line)
	Add an http header line to the request.
Code	fetch ()
	Sends the request and fetch the document.
Code	fetch (const Arguments &arguments, PostMethod method)
	Sends the request and fetch the document.
std::string	replyValue (const std::string &name) const
	Obtain a reply value.
word	size () const
	Obtain the size of the document, or '0' if it could not be computed.
word	read (void *buffer, word length)
	Read data from the document (implements IStorage).

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Detailed Description

An Http client.

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Member Function Documentation

void sword::HttpClient::addHeader (  const std::string &    line )

Add an http header line to the request. The line must not include the end-of-line " " (endl) character

Code sword::HttpClient::fetch (  const Arguments &    arguments, PostMethod    method )

Sends the request and fetch the document.

Code sword::HttpClient::fetch (    )

Sends the request and fetch the document.

word sword::HttpClient::read (  void *    buffer, word    length )

Read data from the document (implements IStorage). Reimplemented from sword::IStorage.

std::string sword::HttpClient::replyValue (  const std::string &    name )  const

Obtain a reply value. All reply value names are set to all lower case while fetching the page. So all access to this method must use only lower case names. If the value is not available, an empty string is returned.

word sword::HttpClient::size (    )  const

Obtain the size of the document, or '0' if it could not be computed. Some web pages are returned as a fixed-size blob (and their size were available in the request answer header, but some web pages are returned more as "streams" (chunked for instance), and their size cannot be predicted.

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