Description
Supplies lazy request-component helpers above an application exchange.
Authority
function Authority (X : Applications.Exchange) return String
Return the validated Host or request authority parsed by the core.
Parameters
- X
Request exchange
Return value
Authority value
Content_Type_Parameter
function Content_Type_Parameter
(X : Applications.Exchange;
Name : String) return String
Return one case-insensitive Content-Type parameter with optional quoted string unescaping. The first duplicate wins.
Parameters
- X
Request exchange
- Name
Parameter name
Return value
Parameter value or an empty string
Cookie
function Cookie (X : Applications.Exchange; Name : String) return String
Return one cookie value. Cookie names are case-sensitive; the first duplicate wins. Fields above 4096 bytes or 64 pairs are rejected.
Parameters
- X
Request exchange
- Name
Cookie name
Return value
Cookie value or an empty string
Has_Query
function Has_Query
(X : Applications.Exchange;
Name : String;
Occurrence : Positive := 1) return Boolean
Report whether one decoded query occurrence exists.
Parameters
- X
Request exchange
- Name
Decoded case-sensitive key
- Occurrence
One-based duplicate occurrence
Return value
True when the occurrence exists
Media_Type
function Media_Type (X : Applications.Exchange) return String
Return the lowercase media type portion of Content-Type.
Parameters
- X
Request exchange
Return value
Media type or an empty string
Query
function Query
(X : Applications.Exchange;
Name : String;
Occurrence : Positive := 1) return String
Return one decoded query occurrence. Names and values use percent decoding, and plus represents space only in the query. Duplicate keys retain wire order. Malformed escapes raise Protocol_Error.
Parameters
- X
Request exchange
- Name
Decoded case-sensitive key
- Occurrence
One-based duplicate occurrence
Return value
Decoded value or an empty string