THTTPHeader class

In unit HTTPDefs

Base class for HTTP header management

Declaration

pascal

THTTPHeader = class(TObject)

Inheritance

THTTPHeader
TObject

Descends from it: TRequest TResponse

Description

THTTPHeader provides common functionality for handling HTTP headers, variables, and content. It serves as the base class for both TRequest and TResponse classes.

Properties

`FieldCount`	public	Number of header fields
`Fields`	public	Header field name and value at the specified index
`FieldNames`	public	Name of the header field at the specified index
`FieldValues`	public	Value of the header field at the specified index
`Accept`	public	Accept header field value
`AcceptCharset`	public	Accept-Charset header field value
`AcceptEncoding`	public	Accept-Encoding header field value
`AcceptLanguage`	public	Accept-Language header field value
`Authorization`	public	Authorization header field value
`Connection`	public	Connection header field value
`ContentEncoding`	public	Content-Encoding header field value
`ContentLanguage`	public	Content-Language header field value
`ContentLength`	public	Content-Length header field value
`ContentType`	public	Content-Type header field value
`Date`	public	Date header field value
`Expires`	public	Expires header field value
`From`	public	From header field value
`Host`	public	Host header field value
`IfModifiedSince`	public	If-Modified-Since header field value
`LastModified`	public	Last-Modified header field value
`Location`	public	Location header field value
`Pragma`	public	Pragma header field value
`Referer`	public	Referer header field value
`RetryAfter`	public	Retry-After header field value
`Server`	public	Server header field value
`UserAgent`	public	User-Agent header field value
`Warning`	public	Warning header field value
`WWWAuthenticate`	public	WWW-Authenticate header field value
`Via`	public	Via header field value
`HTTPAccept`	public	HTTP Accept header accessor property
`HTTPAcceptCharset`	public	HTTP Accept-Charset header accessor property
`HTTPAcceptEncoding`	public	HTTP Accept-Encoding header accessor property
`HTTPIfModifiedSince`	public	HTTP If-Modified-Since header accessor property
`HTTPReferer`	public	HTTP Referer header accessor property
`HTTPUserAgent`	public	HTTP User-Agent header accessor property
`Cookie`	public	Cookie header field value
`SetCookie`	public	Set-Cookie header field value
`HTTPXRequestedWith`	public	HTTP X-Requested-With header accessor property
`HttpVersion`	public	HTTP protocol version
`ProtocolVersion`	public	Protocol version string
`PathInfo`	public	PATH_INFO environment variable value
`PathTranslated`	public	PATH_TRANSLATED environment variable value
`RemoteAddress`	public	REMOTE_ADDR environment variable value
`RemoteAddr`	public	Alias for RemoteAddress property
`RemoteHost`	public	REMOTE_HOST environment variable value
`ScriptName`	public	SCRIPT_NAME environment variable value
`ServerPort`	public	SERVER_PORT environment variable value
`Method`	public	HTTP request method
`URL`	public	Complete request URL
`Query`	public	QUERY_STRING environment variable value
`Content`	public	Request content as string
`ContentBytes`	public	Request content as byte array
`CookieFields`	public	Collection of cookie name-value pairs
`ContentFields`	public	Collection of content form fields
`QueryFields`	public	Collection of query string name-value pairs
`CustomHeaders`	public	Collection of custom header fields

Methods

`IndexToHTTPHeader`	protected
`IndexToHTTPVariable`	protected
`GetFieldValue`	protected
`SetFieldValue`	protected
`ParseFirstHeaderLine`	protected
`ParseCookies`	protected
`SetContentFromString`	protected
`Create`	public	Creates an HTTP header instance
`Destroy`	public	Destroys the HTTP header instance
`HeaderIsSet`	public	Checks if a specific header field is set
`GetHeader`	public	Gets the value of a specific header field
`SetHeader`	public	Sets the value of a specific header field
`SetFieldByName`	public	Sets a header field value by field name
`GetFieldByName`	public	Gets a header field value by field name
`GetVariableHeaderName`	public	Gets the header field name for an HTTP variable type
`GetVariableHeaderType`	public	Gets the HTTP variable type for a header field name
`ParseContentType`	public	Parses a content type header value
`GetCustomHeader`	public	Gets a custom header field value by name
`SetCustomHeader`	public	Sets a custom header field value by name
`LoadFromStream`	public	Loads HTTP headers from a stream
`LoadFromStrings`	public	Loads HTTP headers from a string list

Inherited

From TObject (40)

AfterConstruction BeforeDestruction CheckDisposed ClassInfo ClassName ClassNameIs ClassParent ClassType CleanupInstance DefaultHandler DefaultHandlerStr Dispatch DispatchStr Disposed DisposeOf Equals FieldAddress Free FreeInstance GetDisposed GetHashCode GetInterface GetInterfaceByStr GetInterfaceEntry GetInterfaceEntryByStr GetInterfaceTable GetInterfaceWeak GetLastCastErrorInfo InheritsFrom InitInstance InstanceSize MethodAddress MethodName newinstance QualifiedClassName SafeCallException StringMessageTable SystemHasExtendedRTTI ToString UnitName

An experiment, built from development snapshots. Not the official Free Pascal or Lazarus documentation.