From 7a47bb74f8cf5780200126deb010df77f0090a37 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=EA=A6=8C=EA=A6=AB=EA=A6=B6=EA=A6=8F=EA=A7=80=EA=A6=A6?= =?UTF-8?q?=EA=A6=BF=EA=A6=A7=EA=A6=AE=EA=A6=91=EA=A6=A9=EA=A6=AD=EA=A7=80?= Date: Sun, 18 Sep 2022 21:14:36 +0800 Subject: Move MHD access handler to the library so the code on the app side is much simpler. Also prepare for accessing the GraphQL Admin API. --- request.h | 42 ++++++++++++++++++++++++++++++++++++------ 1 file changed, 36 insertions(+), 6 deletions(-) (limited to 'request.h') diff --git a/request.h b/request.h index 7c8fe99..75bfa65 100644 --- a/request.h +++ b/request.h @@ -6,22 +6,28 @@ #define TOKEN_POST "client_id=%s&client_secret=%s&code=%s" #define TOKEN_POST_LEN strlen(TOKEN_POST) - strlen("%s") * 3 +#define TOKEN_HEADER "X-Shopify-Access-Token: %s" +#define TOKEN_HEADER_LEN strlen(TOKEN_HEADER) - strlen("%s") + +#define GRAPHQL_URL "https://%s/admin/api/2022-07/graphql.json" +#define GRAPHQL_URL_LEN strlen(GRAPHQL_URL) - strlen("%s") + static inline void request_init() { curl_global_init(CURL_GLOBAL_DEFAULT); } -static size_t append(char *data, size_t size, size_t nmemb, char **tok) +static size_t append(char *data, size_t size, size_t nmemb, char **json) { size_t realsize = size * nmemb; - size_t tok_len = *tok ? strlen(*tok) : 0; - *tok = realloc(*tok, tok_len + realsize + 1); - strlcpy(&(*tok)[tok_len], data, realsize + 1); + size_t json_len = *json ? strlen(*json) : 0; + *json = realloc(*json, json_len + realsize + 1); + strlcpy(&(*json)[json_len], data, realsize + 1); return realsize; } static inline void request_token(const char *host, const char *key, - const char *secret_key, const char *code, char **tok) + const char *secret_key, const char *code, char **json) { CURL *curl = curl_easy_init(); char url[TOKEN_URL_LEN + strlen(host) + 1]; @@ -31,12 +37,36 @@ static inline void request_token(const char *host, const char *key, + strlen(code) + 1]; sprintf(post, TOKEN_POST, key, secret_key, code); curl_easy_setopt(curl, CURLOPT_POSTFIELDS, post); - curl_easy_setopt(curl, CURLOPT_WRITEDATA, tok); curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, append); + curl_easy_setopt(curl, CURLOPT_WRITEDATA, json); +#ifdef DEBUG + curl_easy_setopt(curl, CURLOPT_VERBOSE, 1L); +#endif + curl_easy_perform(curl); + curl_easy_cleanup(curl); +} + +static inline void request_graphql(const char *query, + const struct shopify_session *session, char **json) +{ + CURL *curl = curl_easy_init(); + char url[GRAPHQL_URL_LEN + strlen(session->shop) + 1]; + sprintf(url, GRAPHQL_URL, session->shop); + curl_easy_setopt(curl, CURLOPT_URL, url); + struct curl_slist *list = NULL; + curl_slist_append(list, "Content-Type: application/json"); + char header[TOKEN_HEADER_LEN + strlen(session->token) + 1]; + sprintf(header, TOKEN_HEADER, session->token); + curl_slist_append(list, header); + curl_easy_setopt(curl, CURLOPT_HTTPHEADER, list); + curl_easy_setopt(curl, CURLOPT_POSTFIELDS, query); + curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, append); + curl_easy_setopt(curl, CURLOPT_WRITEDATA, json); #ifdef DEBUG curl_easy_setopt(curl, CURLOPT_VERBOSE, 1L); #endif curl_easy_perform(curl); + curl_slist_free_all(list); curl_easy_cleanup(curl); } -- cgit v1.2.3