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#include "config.h"
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <curl/curl.h>
#include <readline/readline.h>
#include "asprintf.h"
#include <json-c/json.h>
size_t
write_data(void *buffer, size_t size, size_t nmemb, void *userp)
{
memcpy(userp,buffer,nmemb*size);
return 0;
}
void
store_config(const char *instance, const char *client_id,
const char *client_secret, const char *access_token)
{
FILE *fp = fopen(".demiurgerc","w+");
fprintf(fp,"%s=%s\n","instance",instance);
fprintf(fp,"%s=%s\n","client_id",client_id);
fprintf(fp,"%s=%s\n","client_secret",client_secret);
fprintf(fp,"%s=%s\n","access_token",access_token);
fclose(fp);
}
/* I am confident to present you, without a doubt, the worst code i've
* ever written */
int
setup()
{
char *instance = NULL;
instance = readline("Enter your instance (e.g. https://social.fnord.tld) ");
char *api_url = "/api/v1/apps";
CURL *curl = curl_easy_init();
struct json_object *parsed_json;
struct json_object *json_client_id;
struct json_object *json_client_secret;
struct json_object *json_access_token;
if(curl == NULL) {
fprintf(stderr,"Error creating curl (what?)\n");
return -1;
}
int len = strlen(instance) + strlen(api_url) + 1;
char buf[8192];
char *post_url = NULL;
asprintf(&post_url,"%s%s",instance,api_url);
curl_easy_setopt(curl,CURLOPT_URL, post_url);
curl_easy_setopt(curl,CURLOPT_WRITEFUNCTION, write_data);
curl_easy_setopt(curl,CURLOPT_WRITEDATA,buf);
/* TODO: Better way lol */
curl_easy_setopt(curl,CURLOPT_POSTFIELDS,
"client_name=demiurge&redirect_uris=urn:ietf:wg:oauth:2.0:oob&scope=read write");
curl_easy_perform(curl);
curl_easy_cleanup(curl);
parsed_json = json_tokener_parse(buf);
if(parsed_json == NULL) {
fprintf(stderr,"error\n");
return -1;
}
json_object_object_get_ex(parsed_json, "client_id", &json_client_id);
json_object_object_get_ex(parsed_json, "client_secret", &json_client_secret);
const char *client_id = json_object_get_string(json_client_id);
const char *client_secret = json_object_get_string(json_client_secret);
char *fmt = "%s%sresonse_type=code&client_id=%s&redirect_uri=urn:ietf:wg:oauth:2.0:oob&force_login&scope=read write";
api_url = "/oauth/authorize?";
free(post_url);
post_url = NULL;
asprintf(&post_url,fmt,instance,api_url,client_id);
puts(post_url);
curl = curl_easy_init();
char *code = NULL;
code = readline("Please log in in that url and paste the code here: ");
char *access_token_fmt = "client_id=%s&client_secret=%s&redirect_uri=urn:ietf:wg:oauth:2.0:oob&grant_type=authorization_code&code=%s&scope=read write";
api_url = "/oauth/token";
char *post_token_url = NULL;
asprintf(&post_token_url, access_token_fmt,client_id,client_secret,code);
post_url = NULL;
asprintf(&post_url,"%s%s",instance,api_url);
curl_easy_setopt(curl, CURLOPT_URL,post_url);
curl_easy_setopt(curl,CURLOPT_POSTFIELDS, post_token_url);
curl_easy_setopt(curl,CURLOPT_WRITEFUNCTION, write_data);
curl_easy_setopt(curl,CURLOPT_WRITEDATA,buf);
curl_easy_perform(curl);
parsed_json = json_tokener_parse(buf);
json_object_object_get_ex(parsed_json, "access_token", &json_access_token);
const char *access_token = json_object_get_string(json_access_token);
store_config(instance,client_id,client_secret,access_token);
free(code);
free(post_url);
return 0;
}
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