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// Copyright (c) 2012 Peter Ohler. All rights reserved.
// Licensed under the MIT License. See LICENSE file in the project root for license details.
#include <math.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include <unistd.h>
#include "encode.h"
#include "intern.h"
#include "oj.h"
#include "parse.h"
static VALUE noop_start(ParseInfo pi) {
return Qnil;
}
static void noop_end(ParseInfo pi) {
}
static void noop_add_value(ParseInfo pi, VALUE val) {
}
static void noop_add_cstr(ParseInfo pi, const char *str, size_t len, const char *orig) {
}
static void noop_add_num(ParseInfo pi, NumInfo ni) {
}
static VALUE noop_hash_key(ParseInfo pi, const char *key, size_t klen) {
return Qundef;
}
static void noop_hash_set_cstr(ParseInfo pi, Val kval, const char *str, size_t len, const char *orig) {
}
static void noop_hash_set_num(ParseInfo pi, Val kval, NumInfo ni) {
}
static void noop_hash_set_value(ParseInfo pi, Val kval, VALUE value) {
}
static void noop_array_append_cstr(ParseInfo pi, const char *str, size_t len, const char *orig) {
}
static void noop_array_append_num(ParseInfo pi, NumInfo ni) {
}
static void noop_array_append_value(ParseInfo pi, VALUE value) {
}
static void add_value(ParseInfo pi, VALUE val) {
rb_funcall(pi->handler, oj_add_value_id, 1, val);
}
static void add_cstr(ParseInfo pi, const char *str, size_t len, const char *orig) {
volatile VALUE rstr = rb_str_new(str, len);
rstr = oj_encode(rstr);
rb_funcall(pi->handler, oj_add_value_id, 1, rstr);
}
static void add_num(ParseInfo pi, NumInfo ni) {
rb_funcall(pi->handler, oj_add_value_id, 1, oj_num_as_value(ni));
}
static VALUE start_hash(ParseInfo pi) {
return rb_funcall(pi->handler, oj_hash_start_id, 0);
}
static void end_hash(ParseInfo pi) {
rb_funcall(pi->handler, oj_hash_end_id, 0);
}
static VALUE start_array(ParseInfo pi) {
return rb_funcall(pi->handler, oj_array_start_id, 0);
}
static void end_array(ParseInfo pi) {
rb_funcall(pi->handler, oj_array_end_id, 0);
}
static VALUE hash_key(ParseInfo pi, const char *key, size_t klen) {
return rb_funcall(pi->handler, oj_hash_key_id, 1, rb_str_new(key, klen));
}
static void hash_set_cstr(ParseInfo pi, Val kval, const char *str, size_t len, const char *orig) {
volatile VALUE rstr = rb_str_new(str, len);
rstr = oj_encode(rstr);
rb_funcall(pi->handler, oj_hash_set_id, 3, stack_peek(&pi->stack)->val, oj_calc_hash_key(pi, kval), rstr);
}
static void hash_set_num(ParseInfo pi, Val kval, NumInfo ni) {
rb_funcall(pi->handler,
oj_hash_set_id,
3,
stack_peek(&pi->stack)->val,
oj_calc_hash_key(pi, kval),
oj_num_as_value(ni));
}
static void hash_set_value(ParseInfo pi, Val kval, VALUE value) {
rb_funcall(pi->handler, oj_hash_set_id, 3, stack_peek(&pi->stack)->val, oj_calc_hash_key(pi, kval), value);
}
static void array_append_cstr(ParseInfo pi, const char *str, size_t len, const char *orig) {
volatile VALUE rstr = rb_str_new(str, len);
rstr = oj_encode(rstr);
rb_funcall(pi->handler, oj_array_append_id, 2, stack_peek(&pi->stack)->val, rstr);
}
static void array_append_num(ParseInfo pi, NumInfo ni) {
rb_funcall(pi->handler, oj_array_append_id, 2, stack_peek(&pi->stack)->val, oj_num_as_value(ni));
}
static void array_append_value(ParseInfo pi, VALUE value) {
rb_funcall(pi->handler, oj_array_append_id, 2, stack_peek(&pi->stack)->val, value);
}
VALUE
oj_sc_parse(int argc, VALUE *argv, VALUE self) {
struct _parseInfo pi;
VALUE input = argv[1];
parse_info_init(&pi);
pi.err_class = Qnil;
pi.max_depth = 0;
pi.options = oj_default_options;
if (3 == argc) {
oj_parse_options(argv[2], &pi.options);
}
if (rb_block_given_p()) {
pi.proc = Qnil;
} else {
pi.proc = Qundef;
}
pi.handler = *argv;
pi.start_hash = rb_respond_to(pi.handler, oj_hash_start_id) ? start_hash : noop_start;
pi.end_hash = rb_respond_to(pi.handler, oj_hash_end_id) ? end_hash : noop_end;
pi.hash_key = rb_respond_to(pi.handler, oj_hash_key_id) ? hash_key : noop_hash_key;
pi.start_array = rb_respond_to(pi.handler, oj_array_start_id) ? start_array : noop_start;
pi.end_array = rb_respond_to(pi.handler, oj_array_end_id) ? end_array : noop_end;
if (rb_respond_to(pi.handler, oj_hash_set_id)) {
pi.hash_set_value = hash_set_value;
pi.hash_set_cstr = hash_set_cstr;
pi.hash_set_num = hash_set_num;
pi.expect_value = 1;
} else {
pi.hash_set_value = noop_hash_set_value;
pi.hash_set_cstr = noop_hash_set_cstr;
pi.hash_set_num = noop_hash_set_num;
pi.expect_value = 0;
}
if (rb_respond_to(pi.handler, oj_array_append_id)) {
pi.array_append_value = array_append_value;
pi.array_append_cstr = array_append_cstr;
pi.array_append_num = array_append_num;
pi.expect_value = 1;
} else {
pi.array_append_value = noop_array_append_value;
pi.array_append_cstr = noop_array_append_cstr;
pi.array_append_num = noop_array_append_num;
pi.expect_value = 0;
}
if (rb_respond_to(pi.handler, oj_add_value_id)) {
pi.add_cstr = add_cstr;
pi.add_num = add_num;
pi.add_value = add_value;
pi.expect_value = 1;
} else {
pi.add_cstr = noop_add_cstr;
pi.add_num = noop_add_num;
pi.add_value = noop_add_value;
pi.expect_value = 0;
}
pi.has_callbacks = true;
if (T_STRING == rb_type(input)) {
return oj_pi_parse(argc - 1, argv + 1, &pi, 0, 0, 1);
} else {
return oj_pi_sparse(argc - 1, argv + 1, &pi, 0);
}
}
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