cgi_main is det

main entry for Prolog CGI.

 query_to_answer(+X:codes, -Y:codes) is det

Eval query X in codes to cgi response form Y.

 parse_query(+X, -Y) is det

Parse query X into a term Y.

 parse_query(+E, -V, -Y) is det

Parse query E to a term Y and variable_names V.

 eval_query(+E, -V) is det

Eval query E to a term V. ?- let(F, ([X]\ (set::pow@ X))), web:eval_query((peek([[1], [2]]), eh:apply(append), F), X).

 response_form(+X, -Y) is det

Make term X into webform Y required by httprequest (Ajax) interface.

 form_encode(+X, -Y) is det

Bidirectional form encoding/decoding.

 expandref(+X, Y) is det

Expand all @-symbol in X referring to an assoc list, which was in a global variable 'webform'.

 getcodes(+X, -Y) is det

Get codes of @-symbol X, and unify Y with the value.

 write_html(+R) is det

write R back to browsers with some header info.

 get_eof(-S) is det

get an input from browsers into S.

 parse_form(+X, -Y) is det

Parse web form text codes X into Y.

Undocumented predicates

The following predicates are exported, but not or incorrectly documented.

 cgi_debug

 cgi_phrase(Arg1, Arg2)

 cgi_phrase(Arg1, Arg2, Arg3)

 create_file(Arg1, Arg2)

 decode_pair(Arg1, Arg2)

 echo(Arg1, Arg2)

 equation_pair(Arg1, Arg2)

 format_codes(Arg1, Arg2, Arg3)

 query_to_html_codes(Arg1, Arg2)

 writeBR(Arg1)