aboutsummaryrefslogtreecommitdiffstats
path: root/4a-hal/4a-hal-utilities/4a-hal-utilities-appfw-responses-handler.c
blob: aa3d95fbfd78a4e3c3d3b0df27bcf458ed42fbf2 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
/*
 * Copyright (C) 2018 "IoT.bzh"
 * Author Jonathan Aillet <jonathan.aillet@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 <stdio.h>
#include <string.h>

#include "4a-hal-utilities-appfw-responses-handler.h"

/*******************************************************************************
 *		Handle application framework response function		       *
 ******************************************************************************/

enum CallError HalUtlHandleAppFwCallError(AFB_ApiT apiHandle, char *apiCalled, char *verbCalled, json_object *callReturnJ, char **returnedStatus, char **returnedInfo)
{
	json_object *returnedRequestJ, *returnedStatusJ, *returnedInfoJ;

	if(! apiHandle || ! apiCalled || ! verbCalled || ! callReturnJ)
		return CALL_ERROR_INVALID_ARGS;

	if(! json_object_object_get_ex(callReturnJ, "request", &returnedRequestJ)) {
		AFB_ApiWarning(apiHandle, "Couldn't get response request object");
		return CALL_ERROR_REQUEST_UNAVAILABLE;
	}

	if(! json_object_is_type(returnedRequestJ, json_type_object)) {
		AFB_ApiWarning(apiHandle, "Response request object is not valid");
		return CALL_ERROR_REQUEST_NOT_VALID;
	}

	if(! json_object_object_get_ex(returnedRequestJ, "status", &returnedStatusJ)) {
		AFB_ApiWarning(apiHandle, "Couldn't get response status object");
		return CALL_ERROR_REQUEST_STATUS_UNAVAILABLE;
	}

	if(! json_object_is_type(returnedStatusJ, json_type_string)) {
		AFB_ApiWarning(apiHandle, "Response status object is not valid");
		return CALL_ERROR_REQUEST_STATUS_NOT_VALID;
	}

	*returnedStatus = (char *) json_object_get_string(returnedStatusJ);

	if(! strcmp(*returnedStatus, "unknown-api")) {
		AFB_ApiWarning(apiHandle, "Api %s not found", apiCalled);
		return CALL_ERROR_API_UNAVAILABLE;
	}

	if(! strcmp(*returnedStatus, "unknown-verb")) {
		AFB_ApiWarning(apiHandle, "Verb %s of api %s not found", verbCalled, apiCalled);
		return CALL_ERROR_VERB_UNAVAILABLE;
	}

	if(! json_object_object_get_ex(returnedRequestJ, "info", &returnedInfoJ)) {
		AFB_ApiWarning(apiHandle, "Couldn't get response info object");
		return CALL_ERROR_REQUEST_INFO_UNAVAILABLE;
	}

	if(! json_object_is_type(returnedInfoJ, json_type_string)) {
		AFB_ApiWarning(apiHandle, "Response info object is not valid");
		return CALL_ERROR_REQUEST_INFO_NOT_VALID;
	}

	*returnedInfo = (char *) json_object_get_string(returnedInfoJ);

	AFB_ApiWarning(apiHandle,
		       "Api %s and verb %s found, but this error was raised : '%s' with this info : '%s'",
		       apiCalled,
		       verbCalled,
		       *returnedStatus,
		       *returnedInfo);

	return CALL_ERROR_RETURNED;
}

void HalUtlHandleAppFwCallErrorInRequest(AFB_ReqT request, char *apiCalled, char *verbCalled, json_object *callReturnJ, char *errorStatusToSend)
{
	char *returnedStatus = NULL, *returnedInfo = NULL;

	AFB_ApiT apiHandle;

	if(! request || ! apiCalled || ! verbCalled || ! callReturnJ) {
		AFB_ReqFailF(request, "invalid_args", "Invalid arguments");
		return;
	}

	apiHandle = (AFB_ApiT) afb_request_get_dynapi(request);
	if(! apiHandle) {
		AFB_ReqFailF(request, "api_handle", "Can't get hal manager api handle");
		return;
	}

	switch(HalUtlHandleAppFwCallError(apiHandle, apiCalled, verbCalled, callReturnJ, &returnedStatus, &returnedInfo)) {
		case CALL_ERROR_REQUEST_UNAVAILABLE:
		case CALL_ERROR_REQUEST_NOT_VALID:
		case CALL_ERROR_REQUEST_STATUS_UNAVAILABLE:
		case CALL_ERROR_REQUEST_STATUS_NOT_VALID:
		case CALL_ERROR_REQUEST_INFO_UNAVAILABLE:
		case CALL_ERROR_REQUEST_INFO_NOT_VALID:
			AFB_ReqFail(request, errorStatusToSend, "Error with response object");
			return;

		case CALL_ERROR_API_UNAVAILABLE:
			AFB_ReqFailF(request, errorStatusToSend, "Api %s not found", apiCalled);
			return;

		case CALL_ERROR_VERB_UNAVAILABLE:
			AFB_ReqFailF(request, errorStatusToSend, "Verb %s of api %s not found", verbCalled, apiCalled);
			return;

		case CALL_ERROR_RETURNED:
			AFB_ReqFailF(request,
				     errorStatusToSend,
				     "Api %s and verb %s found, but this error was raised : '%s' with this info : '%s'",
				     apiCalled,
				     verbCalled,
				     returnedStatus ? returnedStatus : "not returned",
				     returnedInfo ? returnedInfo : "not returned");
			return;

		case CALL_ERROR_INVALID_ARGS:
		default:
			return;
	}
}