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http: clean up fields

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Jan-Piet Mens
2015-09-03 20:38:51 +02:00
parent dd0f1f4cad
commit 1ebff4de33
1 changed files with 20 additions and 12 deletions
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http.c
+20 -12
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@@ -88,6 +88,21 @@ static int json_response(struct mg_connection *conn, JsonNode *json)
return (MG_TRUE);
}
/*
* Return a copy of a GET/POST parameter or NULL. Caller must free.
*/
static char *field(struct mg_connection *conn, char *fieldname)
{
char buf[BUFSIZ];
int ret;
if ((ret = mg_get_var(conn, fieldname, buf, sizeof(buf))) > 0) {
return (strdup(buf));
}
return (NULL);
}
/*
* We are being called with the portion behind /api/0/ as in
* /users/ or /list
@@ -124,21 +139,14 @@ static int dispatch(struct mg_connection *conn, const char *uri)
fprintf(stderr, "%d = %s\n", ret, uparts[ret]);
}
if ((ret = mg_get_var(conn, "user", buf, sizeof(buf))) > 0) {
u = strdup(buf);
}
if ((ret = mg_get_var(conn, "device", buf, sizeof(buf))) > 0) {
d = strdup(buf);
}
u = field(conn, "user");
d = field(conn, "device");
time_from = field(conn, "from");
time_to = field(conn, "to");
if ((ret = mg_get_var(conn, "limit", buf, sizeof(buf))) > 0) {
limit = atoi(buf);
}
if ((ret = mg_get_var(conn, "from", buf, sizeof(buf))) > 0) {
time_from = strdup(buf);
}
if ((ret = mg_get_var(conn, "to", buf, sizeof(buf))) > 0) {
time_to = strdup(buf);
}
if ((ret = mg_get_var(conn, "format", buf, sizeof(buf))) > 0) {
if (!strcmp(buf, "geojson"))