X-Git-Url: https://gerrit.automotivelinux.org/gerrit/gitweb?a=blobdiff_plain;f=src%2Fafbs-api.c;h=1a3399f9b3999776002e8aa819bb87198f77cd51;hb=1250a56369315c017abfe429c556b863730b9b44;hp=344377b23808d1c4511ebe8eae5cdb6fe96071ff;hpb=1dc25c6396d8dbb6b1505751babaa499d4a68315;p=src%2Fapp-framework-binder.git

diff --git a/src/afbs-api.c b/src/afbs-api.c
index 344377b2..1a3399f9 100644
--- a/src/afbs-api.c
+++ b/src/afbs-api.c
@@ -96,6 +96,8 @@ STATIC json_object* clientContextCheck (AFB_request *request) {
     return (jresp); 
 }
 
+
+
 // Close and Free context
 STATIC json_object* clientContextReset (AFB_request *request) {
     json_object *jresp;
@@ -112,6 +114,98 @@ STATIC json_object* clientContextReset (AFB_request *request) {
     return (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);
+    
+    if (verbose) fprintf (stderr, "DonePostForm upload done\n");
+}
+
+
+// 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) {
@@ -125,6 +219,7 @@ STATIC  AFB_restapi pluginApis[]= {
   {"token-refresh" , (AFB_apiCB)clientContextRefresh,"Refresh Client Context Token"},
   {"token-check"   , (AFB_apiCB)clientContextCheck  ,"Check Client Context Token"},
   {"token-reset"   , (AFB_apiCB)clientContextReset  ,"Close Client Context and Free resources"},
+  {"file-upload"   , (AFB_apiCB)ProcessPostForm     ,"Demo for file upload"},
   {NULL}
 };