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 1#ifndef LIB_CTL_H
 2#define LIB_CTL_H
 3
 4#include <libhttp.h>
 5#include <libstr.h>
 6
 7typedef struct ctl_ctx ctl_ctx_t;
 8typedef void (*ctl_fn_t)(char **ctl_out, ctl_ctx_t ctx);
 9
10struct ctl_ctx {
11  http_request_t *request;
12  char *title;
13  ctl_fn_t fn;
14};
15
16void ctl_init(ctl_fn_t fn);
17http_response_t ctl_serve_page(http_request_t *request, const char *title, ctl_fn_t fn);
18http_response_t ctl_serve_component(http_request_t *request, ctl_fn_t fn);
19
20#ifdef LIB_CTL_IMPL
21
22static ctl_fn_t ctl_fn = NULL;
23
24void ctl_init(ctl_fn_t fn) {
25  ctl_fn = fn;
26}
27
28http_response_t ctl_serve_page(http_request_t *request, const char *title, ctl_fn_t fn) {
29  char *html = NULL;
30  ctl_ctx_t ctx = {
31    .request = request,
32    .title = title,
33    .fn = fn,
34  };
35  ctl_fn(&html, ctx);
36  http_response_t response = http_response_create(HTTP_STATUS_OK);
37  http_header_set(&response, "Content-Type", "text/html");
38  http_response_body(&response, html, strlen(html));
39  free(html);
40  return response;
41}
42
43http_response_t ctl_serve_component(http_request_t *request, ctl_fn_t fn) {
44  char *html = NULL;
45  ctl_ctx_t ctx = {
46    .request = request,
47  };
48  fn(&html, ctx);
49  http_response_t response = http_response_create(HTTP_STATUS_OK);
50  http_header_set(&response, "Content-Type", "text/html");
51  http_response_body(&response, html, strlen(html));
52  free(html);
53  return response;
54}
55
56#endif /* LIB_CTL_IMPL */
57#endif /* LIB_CTL_H */