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#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include <string.h>
extern char **environ;
int handle_post(void)
{
printf("Status: 301 Found\r\n");
printf("Location: http%s://%s%s\r\n\r\n", getenv("HTTPS") ? "s" : "", getenv("HTTP_HOST"), getenv("DOCUMENT_URI"));
return 0;
}
int show_entry(const char *path)
{
printf("Status: 200 OK\r\n");
printf("Content-Type: text/plain\r\n\r\n");
puts(path);
return 0;
}
int main(void)
{
char *method = getenv("REQUEST_METHOD");
if (!strcmp(method, "POST")) {
return handle_post();
}
char *path_info = getenv("PATH_INFO");
if (path_info && *path_info && strcmp(path_info, "/")) {
return show_entry(path_info);
}
printf("Status: 200 OK\r\n");
printf("Content-Type: text/html\r\n\r\n");
puts("<!DOCTYPE html>");
puts("<html lang=\"en\">");
puts("<meta charset=\"utf-8\">");
puts("<title>Jakob Kaivo/blog</title>");
puts("<link type=\"shortcut icon\" href=\"/icon.png\">");
puts("<link rel=\"stylesheet\" type=\"text/css\" href=\"/style.css\">");
puts("</head>");
puts("<body>");
printf("<form method=\"POST\" action=\"%s\">\n", getenv("DOCUMENT_URI"));
puts("Username: <input type=\"text\" name=\"username\"><br>");
puts("Password: <input type=\"password\" name=\"password\"><br>");
puts("Title: <input type=\"text\" name=\"title\"><br>");
puts("<textarea name=\"body\"></textarea><br>");
puts("<input type=\"submit\">");
puts("</form>");
puts("<pre>");
for (char **e = environ; e && *e; e++) {
puts(*e);
}
puts("</pre>");
puts("</body>");
puts("</html>");
return 0;
}
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