JetCore/__header.cpp

38 lines
1.7 KiB
C++

#include "__header.h"
#include "Exception.h"
#include "Operand.h"
#include <iostream>
namespace jet {
__header::__header(coreutils::ZString &in, coreutils::MString &parentOut, Global &global, Tag *parent, Tag *local) : Tag(in, parentOut, global, parent, local) {
output = false;
if(!global.cgi)
throw coreutils::Exception("must enable cgi mode on jet tag to use header tag.");
if(!keywordDefined("name"))
throw coreutils::Exception("header tag must have name defined.");
if(!keywordDefined("expr") && keywordDefined("value") && hasContainer)
throw coreutils::Exception("header tag cannot have both value and a container.");
if(keywordDefined("expr") && !keywordDefined("value") && hasContainer)
throw coreutils::Exception("header tag cannot have both expr and a container.");
if(keywordDefined("expr") && keywordDefined("value") && !hasContainer)
throw coreutils::Exception("header tag cannot have both expr and value.");
if(!keywordDefined("expr") && !keywordDefined("value") && !hasContainer)
throw coreutils::Exception("header tag must have a value, expr or a container.");
if(keywordDefined("expr")) {
if(keywordDefined("eval"))
throw coreutils::Exception("Cannot use eval with expr.");
global.headers[keywords[resolveKeyword("name")]] = Operand(keywords["expr"], *this).string;
} else if(hasContainer) {
processContainer(container);
if(evaluate) {
global.headers[keywords[resolveKeyword("name")]] = out;
} else {
global.headers[keywords[resolveKeyword("name")]] = container;
}
} else
global.headers[keywords[resolveKeyword("name")]] = keywords[resolveKeyword("value")];
}
}