kore/examples/json/src/json.c

61 lines
1.8 KiB
C
Executable File

/*
* Copyright (c) 2019 Joris Vink <joris@coders.se>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <kore/kore.h>
#include <kore/http.h>
int page(struct http_request *);
int
page(struct http_request *req)
{
struct kore_buf buf;
struct kore_json json;
struct kore_json_item *item;
kore_buf_init(&buf, 128);
kore_json_init(&json, req->http_body->data, req->http_body->length);
if (!kore_json_parse(&json)) {
kore_buf_appendf(&buf, "%s\n", kore_json_strerror());
} else {
item = kore_json_find_string(json.root, "foo/bar");
if (item != NULL) {
kore_buf_appendf(&buf,
"foo.bar = '%s'\n", item->data.string);
} else {
kore_buf_appendf(&buf, "foo.bar %s\n",
kore_json_strerror());
}
item = kore_json_find_integer_u64(json.root, "foo/integer");
if (item != NULL) {
kore_buf_appendf(&buf,
"foo.integer = '%" PRIu64 "'\n", item->data.u64);
} else {
kore_buf_appendf(&buf, "foo.integer %s\n",
kore_json_strerror());
}
}
http_response(req, 200, buf.data, buf.offset);
kore_buf_cleanup(&buf);
kore_json_cleanup(&json);
return (KORE_RESULT_OK);
}