static Response *staticHandler(Request *req)
{
ROUTE(req, "/static/");
// EXIT ON SHENANIGANS
if (strstr(req->uri, "../")) return NULL;
char *filename = req->uri + 1;
// EXIT ON DIRS
struct stat sbuff;
if (stat(filename, &sbuff) < 0 || S_ISDIR(sbuff.st_mode))
return NULL;
// EXIT ON NOT FOUND
FILE *file = fopen(filename, "r");
if (!file) return NULL;
// GET LENGTH
char *buff;
char lens[25];
size_t len;
fseek(file, 0, SEEK_END);
len = ftell(file);
sprintf(lens, "%ld", (long int) len);
rewind(file);
// SET BODY
Response *response = responseNew();
buff = malloc(sizeof(char) * len);
fread(buff, sizeof(char), len, file);
responseSetBody(response, bsNewLen(buff, len));
fclose(file);
free(buff);
// MIME TYPE
char *mimeType = "text/plain";
len = bsGetLen(req->uri);
if (!strncmp(req->uri + len - 4, "html", 4)) mimeType = "text/html";
else if (!strncmp(req->uri + len - 4, "json", 4)) mimeType = "application/json";
else if (!strncmp(req->uri + len - 4, "jpeg", 4)) mimeType = "image/jpeg";
else if (!strncmp(req->uri + len - 3, "jpg", 3)) mimeType = "image/jpeg";
else if (!strncmp(req->uri + len - 3, "gif", 3)) mimeType = "image/gif";
else if (!strncmp(req->uri + len - 3, "png", 3)) mimeType = "image/png";
else if (!strncmp(req->uri + len - 3, "css", 3)) mimeType = "text/css";
else if (!strncmp(req->uri + len - 2, "js", 2)) mimeType = "application/javascript";
// RESPOND
responseSetStatus(response, OK);
responseAddHeader(response, "Content-Type", mimeType);
responseAddHeader(response, "Content-Length", lens);
responseAddHeader(response, "Cache-Control", "max-age=2592000");
return response;
}
Request *requestNew(char *buff) {
Request *request = malloc(sizeof(Request));
char *segment, *bs;
request->method = UNKNOWN_METHOD;
request->path = NULL;
request->uri = NULL;
request->queryString = NULL;
request->postBody = NULL;
request->headers = NULL;
request->cookies = NULL;
request->account = NULL;
// METHOD
TOK(buff, " \t");
if (strcmp(segment, "OPTIONS") == 0) request->method = OPTIONS;
else if (strcmp(segment, "GET") == 0) request->method = GET;
else if (strcmp(segment, "HEAD") == 0) request->method = HEAD;
else if (strcmp(segment, "POST") == 0) request->method = POST;
else if (strcmp(segment, "PUT") == 0) request->method = PUT;
else if (strcmp(segment, "DELETE") == 0) request->method = DELETE;
else if (strcmp(segment, "TRACE") == 0) request->method = TRACE;
else if (strcmp(segment, "CONNECT") == 0) request->method = CONNECT;
else goto fail;
// PATH
TOK(NULL, " \t");
request->path = bsNew(segment);
request->uri = bsNew(segment);
if (strchr(request->path, '#') != NULL)
goto fail;
// VERSION
TOK(NULL, "\n");
if (strncmp(segment, "HTTP/1.0", 8) != 0 &&
strncmp(segment, "HTTP/1.1", 8) != 0)
goto fail;
// HEADERS
request->headers = parseHeaders(segment);
// BODY
bs = kvFindList(request->headers, "Content-Type");
if (bs != NULL && strncmp(bs, "application/x-www-form-urlencoded", 33) == 0) {
segment = strtok(NULL, "\0");
if (segment == NULL)
goto fail;
request->postBody = parseQS(segment);
}
// QUERYSTRING
segment = strchr(request->path, '?');
if (segment != NULL) {
request->uri = bsNewLen(request->path, segment - request->path);
request->queryString = parseQS(segment + 1);
if (request->queryString == NULL)
goto fail;
}
// COOKIES
segment = kvFindList(request->headers, "Cookie");
if (segment != NULL) {
request->cookies = parseCookies(segment);
if (request->cookies == NULL)
goto fail;
}
return request;
fail:
requestDel(request);
return NULL;
}
