* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
+#define _GNU_SOURCE
+#include <stdio.h>
+#include <json.h>
-#include "local-def.h"
+#include "afb-plugin.h"
+#include "afb-req-itf.h"
// Dummy sample of Client Application Context
typedef struct {
// Request Creation of new context if it does not exist
-STATIC json_object* clientContextCreate (AFB_request *request) {
+static void clientContextCreate (struct afb_req request)
+{
json_object *jresp;
// add an application specific client context to session
- request->client->ctx = malloc (sizeof (MyClientApplicationHandle));
+ request.context = malloc (sizeof (MyClientApplicationHandle));
// Send response to UI
jresp = json_object_new_object();
json_object_object_add(jresp, "token", json_object_new_string ("A New Token and Session Context Was Created"));
- return (jresp);
+ afb_req_success(request, jresp, NULL);
}
// Before entering here token will be check and renew
-STATIC json_object* clientContextRefresh (AFB_request *request) {
+static void clientContextRefresh (struct afb_req request) {
json_object *jresp;
jresp = json_object_new_object();
json_object_object_add(jresp, "token", json_object_new_string ("Token was refreshed"));
- return (jresp);
+ afb_req_success(request, jresp, NULL);
}
// Session token will we verified before entering here
-STATIC json_object* clientContextCheck (AFB_request *request) {
+static void clientContextCheck (struct afb_req request) {
json_object *jresp = json_object_new_object();
json_object_object_add(jresp, "isvalid", json_object_new_boolean (TRUE));
- return (jresp);
+ afb_req_success(request, jresp, NULL);
}
// Close and Free context
-STATIC json_object* clientContextReset (AFB_request *request) {
+static void clientContextReset (struct afb_req request) {
json_object *jresp;
+ /* after this call token will be reset
+ * - no further access to API will be possible
+ * - every context from any used plugin will be freed
+ */
+
jresp = json_object_new_object();
- json_object_object_add(jresp, "uuid", json_object_new_string (request->client->uuid));
+ json_object_object_add(jresp, "info", json_object_new_string ("Token and all resources are released"));
- return (jresp);
+ // WARNING: if you free context resource manually here do not forget to set *request.context=NULL;
+ afb_req_success(request, jresp, NULL);
}
+// Close and Free context
+static void clientGetPing (struct afb_req request) {
+ static int count=0;
+ json_object *jresp;
-// In this case or handle is quite basic
-typedef struct {
- int fd;
-} appPostCtx;
-
-// This function is call when PostForm processing is completed
-STATIC void DonePostForm (AFB_request *request) {
- AFB_PostHandle *postHandle = (AFB_PostHandle*)request->post->data;
- appPostCtx *appCtx= postHandle->ctx;
-
- // Close upload file ID
- close (appCtx->fd);
-
- // Free application specific handle
- free (postHandle->ctx);
+ jresp = json_object_new_object();
+ json_object_object_add(jresp, "count", json_object_new_int (count ++));
- if (verbose) fprintf (stderr, "DonePostForm upload done\n");
+ afb_req_success(request, jresp, NULL);
}
-// WARNING: PostForm callback are call multiple time (one or each key within form)
-// When processing POST_JSON request->data hold a PostHandle and not data directly as for POST_JSON
-STATIC json_object* ProcessPostForm (AFB_request *request, AFB_PostItem *item) {
-
- AFB_PostHandle *postHandle;
- appPostCtx *appCtx;
- char filepath[512];
-
- // When Post is fully processed the same callback is call with a item==NULL
- if (item == NULL) {
- // Close file, Free handle
-
- request->errcode = MHD_HTTP_OK;
- return(jsonNewMessage(AFB_SUCCESS,"File [%s] uploaded at [%s] error=\n", item->filename, request->config->sessiondir));
- }
-
- // Let's make sure this is a valid PostForm request
- if (!request->post && request->post->type != AFB_POST_FORM) {
- request->errcode = MHD_HTTP_FORBIDDEN;
- return(jsonNewMessage(AFB_FAIL,"This is not a valid PostForm request\n"));
- } else {
- // In AFB_POST_FORM case post->data is a PostForm handle
- postHandle = (AFB_PostHandle*) request->post->data;
- appCtx = (appPostCtx*) postHandle->ctx;
- }
-
- // Check this is a file element
- if (0 != strcmp (item->key, "file")) {
- request->errcode = MHD_HTTP_FORBIDDEN;
- return (jsonNewMessage(AFB_FAIL,"No File within element key=%s\n", item->key));
- }
-
- // This is the 1st Item iteration let's open output file and allocate necessary resources
- if (postHandle->ctx == NULL) {
- int fd;
-
- strncpy (filepath, request->config->sessiondir, sizeof(filepath));
- strncat (filepath, "/", sizeof(filepath));
- strncat (filepath, item->filename, sizeof(filepath));
-
- if((fd = open(request->config->sessiondir, O_RDONLY)) < 0) {
- request->errcode = MHD_HTTP_FORBIDDEN;
- return (jsonNewMessage(AFB_FAIL,"Fail to Upload file [%s] at [%s] error=\n", item->filename, request->config->sessiondir, strerror(errno)));
- };
-
- // Create an application specific context
- appCtx = malloc (sizeof(appPostCtx)); // May place anything here until post->completeCB handle resources liberation
- appCtx->fd = fd;
-
- // attach application to postHandle
- postHandle->ctx = (void*) appCtx; // May place anything here until post->completeCB handle resources liberation
- postHandle->completeCB = (AFB_apiCB)DonePostForm; // CallBack when Form Processing is finished
-
- } else {
- // this is not the call, FD is already open
- appCtx = (appPostCtx*) postHandle->ctx;
- }
-
- // We have something to write
- if (item->len > 0) {
-
- if (!write (appCtx->fd, item->data, item->len)) {
- request->errcode = MHD_HTTP_FORBIDDEN;
- return (jsonNewMessage(AFB_FAIL,"Fail to write file [%s] at [%s] error=\n", item->filename, strerror(errno)));
- }
- }
-
- // every event should return Sucess or Form processing stop
- request->errcode = MHD_HTTP_OK;
- return NULL;
-}
-
// This function is call when Client Session Context is removed
// Note: when freeCtxCB==NULL standard free/malloc is called
-STATIC void clientContextFree(AFB_clientCtx *client) {
- fprintf (stderr,"Plugin[%s] Closing Session uuid=[%s]\n", client->plugin->prefix, client->uuid);
- free (client->ctx);
+static void clientContextFree(void *context) {
+ fprintf (stderr,"Plugin[token] Closing Session\n");
+ free (context);
}
-STATIC AFB_restapi pluginApis[]= {
- {"ping" , AFB_SESSION_NONE , (AFB_apiCB)apiPingTest ,"Ping Rest Test Service"},
- {"create" , AFB_SESSION_CREATE, (AFB_apiCB)clientContextCreate ,"Request Client Context Creation"},
- {"refresh" , AFB_SESSION_RENEW , (AFB_apiCB)clientContextRefresh,"Refresh Client Context Token"},
- {"check" , AFB_SESSION_CHECK , (AFB_apiCB)clientContextCheck ,"Check Client Context Token"},
- {"reset" , AFB_SESSION_CLOSE , (AFB_apiCB)clientContextReset ,"Close Client Context and Free resources"},
- {"file-upload" , AFB_SESSION_NONE , (AFB_apiCB)ProcessPostForm ,"Demo for file upload"},
+static const struct AFB_restapi pluginApis[]= {
+ {"ping" , AFB_SESSION_NONE , clientGetPing ,"Ping Rest Test Service"},
+ {"create" , AFB_SESSION_CREATE, clientContextCreate ,"Request Client Context Creation"},
+ {"refresh" , AFB_SESSION_RENEW , clientContextRefresh,"Refresh Client Context Token"},
+ {"check" , AFB_SESSION_CHECK , clientContextCheck ,"Check Client Context Token"},
+ {"reset" , AFB_SESSION_CLOSE , clientContextReset ,"Close Client Context and Free resources"},
{NULL}
};
-PUBLIC AFB_plugin *tokenRegister () {
- AFB_plugin *plugin = malloc (sizeof (AFB_plugin));
- plugin->type = AFB_PLUGIN_JSON;
- plugin->info = "Application Framework Binder Service";
- plugin->prefix= "token"; // url base
- plugin->apis = pluginApis;
- plugin->handle= (void*) "What ever you want";
- plugin->freeCtxCB= (void*) clientContextFree;
-
- return (plugin);
-};
\ No newline at end of file
+static const struct AFB_plugin plugin_desc = {
+ .type = AFB_PLUGIN_JSON,
+ .info = "Application Framework Binder Service",
+ .prefix = "token",
+ .apis = pluginApis,
+ .freeCtxCB = clientContextFree
+};
+
+const struct AFB_plugin *pluginRegister (const struct AFB_interface *itf)
+{
+ return &plugin_desc;
+}