diff options
Diffstat (limited to 'shopify.c')
| -rw-r--r-- | shopify.c | 22 |
1 files changed, 19 insertions, 3 deletions
@@ -1,6 +1,8 @@ #include <stdbool.h> #include <fcntl.h> #include <sys/stat.h> +#define PCRE2_CODE_UNIT_WIDTH 8 +#include <pcre2.h> #include <gcrypt.h> #include <gnutls/gnutls.h> #include <toml.h> @@ -43,7 +45,6 @@ #define EMBEDDED_URL "https://%s/apps/%s/" #define EMBEDDED_URL_LEN strlen(EMBEDDED_URL) - strlen("%s") * 2 -extern inline bool regex_match(const char *); extern inline bool sessiontoken_isvalid(const char *, const char *, const char *, const char *); @@ -119,6 +120,21 @@ static int keycmp(const void *struct1, const void *struct2) return strcmp(*(char **)struct1, *(char **)struct2); } +static inline _Bool match(const char *shop) +{ + pcre2_code *re = pcre2_compile((PCRE2_SPTR) + "^[a-zA-Z0-9][a-zA-Z0-9\\-]*\\.myshopify\\.com", + PCRE2_ZERO_TERMINATED, 0, &(int){ 0 }, + &(PCRE2_SIZE){ 0 }, NULL); + pcre2_match_data *match_data + = pcre2_match_data_create_from_pattern(re, NULL); + int rc = pcre2_match(re, (PCRE2_SPTR)shop, strlen(shop), 0, 0, + match_data, NULL); + pcre2_match_data_free(match_data); + pcre2_code_free(re); + return rc >= 0; +} + static size_t append(char *data, size_t size, size_t nmemb, char **res) { size_t realsize = size * nmemb; @@ -217,7 +233,7 @@ static enum MHD_Result handle_request(void *cls, struct MHD_Connection *con, sizeof(struct parameter), keycmp))) shop = param->val; - if (!shop || !regex_match(shop)) { + if (!shop || !match(shop)) { clear(params); free(params); return MHD_NO; @@ -323,7 +339,7 @@ static enum MHD_Result handle_request(void *cls, struct MHD_Connection *con, shop = malloc(shop_len + 1); strlcpy(shop, pair, shop_len + 1); free(tofree); - if (!regex_match(shop) || !sessiontoken_isvalid(session_token, + if (!match(shop) || !sessiontoken_isvalid(session_token, api_key, api_secret_key, shop)) { free(session_token); free(shop); |