Added http lib and basic restapi with rocket_close_im binary

1 files changed, 58 insertions, 0 deletions

diff --git a/restapi/im.c b/restapi/im.c
new file mode 100644
index 0000000..6b9f75c
--- /dev/null
+++ b/restapi/im.c
@@ -0,0 +1,58 @@
+#include <cjson/cJSON.h>
+#include <curl/curl.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+
+#include "common/http.h"
+#include "im.h"
+
+#define LOGIN_ARG_PRE "{ \"username\": \""
+#define LOGIN_ARG_POST "\" }"
+
+char // returns 0 if ok, greater than 0 otherwise
+restapi_im_close(const char* username)
+{
+    char ret = 0;
+
+    size_t pre_len = strlen(LOGIN_ARG_PRE);
+    size_t user_len = strlen(username);
+    size_t post_len = strlen(LOGIN_ARG_POST);
+    char* login_args = malloc(pre_len + user_len + post_len + 1);
+    strcpy(login_args, LOGIN_ARG_PRE);
+    strcpy(login_args + pre_len, username);
+    strcpy(login_args + pre_len + user_len, LOGIN_ARG_POST);
+    http_add_header("Content-type", "application/json");
+    const char* buffer = http_post("/api/v1/im.close", login_args);
+    free(login_args);
+
+    if (buffer == NULL) {
+        fprintf(stderr, "Error while im_close, http post didn't return any data.\n");
+        return 1;
+    }
+
+    cJSON* json = cJSON_Parse(buffer);
+    if (json == NULL) {
+        const char *error_ptr = cJSON_GetErrorPtr();
+        if (error_ptr != NULL)
+            fprintf(stderr, "Json parsing error before: %s\n", error_ptr);
+        fprintf(stderr, "Error while im_close, couldn't parse json output :\n%s\n", buffer);
+        ret = 2;
+        goto login_json_cleanup;
+    }
+
+    const cJSON* status = cJSON_GetObjectItemCaseSensitive(json, "status");
+    if (cJSON_IsString(status) && status->valuestring != NULL && strcmp(status->valuestring, "success") == 0) {
+        printf("user %s removed\n", username);
+    } else {
+        const cJSON* msg = cJSON_GetObjectItemCaseSensitive(json, "message");
+        if (cJSON_IsString(msg) && msg->valuestring != NULL)
+            fprintf(stderr, "Error while im_close: %s\n", msg->valuestring);
+        else
+            fprintf(stderr, "Error while im_close.\n%s\n", buffer);
+        ret = 3;
+    }
+login_json_cleanup:
+    cJSON_Delete(json);
+    return ret;
+}