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Diffstat (limited to 'src/afb-hswitch.c')
-rw-r--r-- | src/afb-hswitch.c | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/src/afb-hswitch.c b/src/afb-hswitch.c new file mode 100644 index 00000000..3fcd77de --- /dev/null +++ b/src/afb-hswitch.c @@ -0,0 +1,92 @@ +/* + * Copyright (C) 2015 "IoT.bzh" + * Author "Fulup Ar Foll" + * Author José Bollo <jose.bollo@iot.bzh> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#define _GNU_SOURCE + +#include <stdlib.h> +#include <string.h> + +#include "afb-req-itf.h" +#include "afb-hreq.h" +#include "afb-apis.h" +#include "session.h" +#include "afb-websock.h" + +int afb_hswitch_apis(struct afb_hreq *hreq, void *data) +{ + const char *api, *verb; + size_t lenapi, lenverb; + struct AFB_clientCtx *context; + + api = &hreq->tail[strspn(hreq->tail, "/")]; + lenapi = strcspn(api, "/"); + verb = &api[lenapi]; + verb = &verb[strspn(verb, "/")]; + lenverb = strcspn(verb, "/"); + + if (!(*api && *verb && lenapi && lenverb)) + return 0; + + context = afb_hreq_context(hreq); + afb_apis_call(afb_hreq_to_req(hreq), context, api, lenapi, verb, lenverb); + return 1; +} + +int afb_hswitch_one_page_api_redirect(struct afb_hreq *hreq, void *data) +{ + size_t plen; + char *url; + + if (hreq->lentail >= 2 && hreq->tail[1] == '#') + return 0; + /* + * Here we have for example: + * url = "/pre/dir/page" lenurl = 13 + * tail = "/dir/page" lentail = 9 + * + * We will produce "/pre/#!dir/page" + * + * Let compute plen that include the / at end (for "/pre/") + */ + plen = hreq->lenurl - hreq->lentail + 1; + url = alloca(hreq->lenurl + 3); + memcpy(url, hreq->url, plen); + url[plen++] = '#'; + url[plen++] = '!'; + memcpy(&url[plen], &hreq->tail[1], hreq->lentail); + return afb_hreq_redirect_to(hreq, url); +} + +int afb_hswitch_websocket_switch(struct afb_hreq *hreq, void *data) +{ + int later; + + afb_hreq_context(hreq); + if (hreq->lentail != 0 || !afb_websock_check(hreq, &later)) + return 0; + + if (!later) { + struct afb_websock *ws = afb_websock_create(hreq); + if (ws != NULL) + hreq->upgrade = 1; + } + return 1; +} + + + |