From 65a334cf2fe2d7d524c129f0df765463a91f542c 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, 27 Jun 2021 23:41:31 +0800 Subject: Shipping API client framework with 1 module so far. --- .gitignore | 22 +++++++++++++ COPYING | 20 ++++++++++++ Makefile.am | 6 ++++ README.md | 14 ++++++++ anteraja.c | 45 ++++++++++++++++++++++++++ configure.ac | 13 ++++++++ handler.c | 13 ++++++++ handler.h | 67 +++++++++++++++++++++++++++++++++++++++ pikul.c | 102 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ pikul.h | 35 ++++++++++++++++++++ shipping.c | 12 +++++++ shipping.h | 10 ++++++ 12 files changed, 359 insertions(+) create mode 100644 .gitignore create mode 100644 COPYING create mode 100644 Makefile.am create mode 100644 README.md create mode 100644 anteraja.c create mode 100644 configure.ac create mode 100644 handler.c create mode 100644 handler.h create mode 100644 pikul.c create mode 100644 pikul.h create mode 100644 shipping.c create mode 100644 shipping.h diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..dc14edf --- /dev/null +++ b/.gitignore @@ -0,0 +1,22 @@ +.deps +.libs +*.la +*.lo +*.o +*.swp +aclocal.m4 +autoscan-2.69.log +ar-lib +autom4te.cache +build* +compile +config.* +configure +depcomp +install-sh +libtool +ltmain.sh +Makefile +Makefile.in +missing +stamp-h1 diff --git a/COPYING b/COPYING new file mode 100644 index 0000000..9f27616 --- /dev/null +++ b/COPYING @@ -0,0 +1,20 @@ +Copyright (c) 2021 Erik Prabowo Kamal + +Permission is hereby granted, free of charge, to any person obtaining +a copy of this software and associated documentation files (the +"Software"), to deal in the Software without restriction, including +without limitation the rights to use, copy, modify, merge, publish, +distribute, sublicense, and/or sell copies of the Software, and to +permit persons to whom the Software is furnished to do so, subject to +the following conditions: + +The above copyright notice and this permission notice shall be +included in all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. +IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY +CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, +TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE +SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. diff --git a/Makefile.am b/Makefile.am new file mode 100644 index 0000000..5d8f4d7 --- /dev/null +++ b/Makefile.am @@ -0,0 +1,6 @@ +lib_LTLIBRARIES = libpikul.la +libpikul_la_SOURCES = pikul.c shipping.c handler.c \ + anteraja.c +libpikul_la_CPPFLAGS = $(DEPS_CFLAGS) +libpikul_la_LDFLAGS = $(DEPS_LIBS) +include_HEADERS = pikul.h diff --git a/README.md b/README.md new file mode 100644 index 0000000..ae5336b --- /dev/null +++ b/README.md @@ -0,0 +1,14 @@ +# Pikul + +# Building + +```sh +$ git clone git://darapsa.org/libpikul.git +$ cd libpikul +$ autoreconf -is +$ mkdir build +$ cd build +$ ../configure +$ make # -jN +$ make install +``` diff --git a/anteraja.c b/anteraja.c new file mode 100644 index 0000000..cf9d685 --- /dev/null +++ b/anteraja.c @@ -0,0 +1,45 @@ +#include "shipping.h" +#include "handler.h" + +extern CURL *curl; + +void anteraja_init(char *provisions[], struct shipping *shipping) +{ + shipping->base = malloc(strlen(*provisions) + 1); + strcpy(shipping->base, *provisions); + headers(shipping, (const char *[]){ "access-key-id", "secret-access-key", NULL }, ++provisions); + shipping->headers = curl_slist_append(shipping->headers, "Content-Type:application/json"); +} + +void anteraja_services_request(const char *origin, const char *destination, double weight, + struct shipping *shipping, char **url, char **post) +{ + static const char *path = "serviceRates"; + *url = malloc(strlen(shipping->base) + strlen(path) + 1); + sprintf(*url, "%s%s", shipping->base, path); + static const char *format = "{" + "\"origin\": \"xx.xx.xx\"," + "\"destination\": \"xx.xx.xx\"," + "\"weight\": xxxxx" + "}"; + *post = malloc(strlen(format) + 1); + sprintf(*post, "{\"origin\": \"%s\",\"destination\": \"%s\",\"weight\": %d}", + origin, destination, (int)weight); + curl_easy_setopt(curl, CURLOPT_POSTFIELDS, *post); +} + +size_t anteraja_services_handle(const char *contents, size_t size, size_t nmemb, + struct pikul_services **services) +{ + size_t realsize = size * nmemb; + handle(contents, realsize, &(struct container){ services, (const char *[]){ + "product_code", + "product_name", + "etd", + "rates", + "content", + "services", + NULL + }}); + return realsize; +} diff --git a/configure.ac b/configure.ac new file mode 100644 index 0000000..c6d63c1 --- /dev/null +++ b/configure.ac @@ -0,0 +1,13 @@ +AC_INIT([pikul], [0.0], [pt@darapsa.co.id]) +AM_INIT_AUTOMAKE([-Wall -Werror foreign]) +AC_PROG_CC +AM_PROG_AR +LT_INIT +PKG_CHECK_MODULES([DEPS], [libcurl json-c]) +AC_TYPE_SIZE_T +AC_C_INLINE +AC_FUNC_MALLOC +AC_CHECK_FUNCS([memset]) +AC_CONFIG_HEADERS([config.h]) +AC_CONFIG_FILES([Makefile]) +AC_OUTPUT diff --git a/handler.c b/handler.c new file mode 100644 index 0000000..581001e --- /dev/null +++ b/handler.c @@ -0,0 +1,13 @@ +#include "handler.h" + +extern inline void handle(const char *, size_t, struct container *); + +void recurse(struct json_object *outer, const char *keys[], struct json_object **services) +{ + struct json_object *inner = NULL; + json_object_object_get_ex(outer, *keys, &inner); + if (*++keys) + recurse(inner, keys, services); + else + *services = inner; +} diff --git a/handler.h b/handler.h new file mode 100644 index 0000000..9c80ab6 --- /dev/null +++ b/handler.h @@ -0,0 +1,67 @@ +#include +#include +#include "pikul.h" + +enum { + KEY_CODE, + KEY_NAME, + KEY_ETD, + KEY_COST, + KEY_OBJECTS +}; + +struct container { + struct pikul_services **services; + const char **keys[7]; +}; + +extern json_tokener *tokener; +void recurse(struct json_object *, const char *[], struct json_object **); + +inline void handle(const char *contents, size_t num_bytes, struct container *container) +{ + json_object *response = json_tokener_parse_ex(tokener, contents, num_bytes); + enum json_tokener_error error = json_tokener_get_error(tokener); + if (!response) { + if (error == json_tokener_continue) + return; + else { + json_tokener_reset(tokener); + return; + } + } else if (!json_object_is_type(response, json_type_object) || error != json_tokener_success) + return; + struct json_object *services = NULL; + recurse(response, &(*container->keys)[KEY_OBJECTS], &services); + size_t length = json_object_array_length(services); + *(container->services) = malloc(sizeof(struct pikul_services) + + sizeof(struct pikul_service *[length])); + (*(container->services))->length = length; + for (size_t i = 0; i < length; i++) { + (*(container->services))->list[i] = malloc(sizeof(struct pikul_service)); + struct pikul_service *service = (*(container->services))->list[i]; + json_object *object = json_object_array_get_idx(services, i); + struct json_object_iterator iterator = json_object_iter_begin(object); + struct json_object_iterator iterator_end = json_object_iter_end(object); + while (!json_object_iter_equal(&iterator, &iterator_end)) { + const char *key = json_object_iter_peek_name(&iterator); + json_object *val = json_object_iter_peek_value(&iterator); + if (!strcmp(key, (*container->keys)[KEY_COST])) + service->cost = json_object_get_double(val); + else { + int len = json_object_get_string_len(val); + if (len) { + char *value = malloc(len + 1); + strcpy(value, json_object_get_string(val)); + if (!strcmp(key, (*container->keys)[KEY_CODE])) + service->code = value; + else if (!strcmp(key, (*container->keys)[KEY_NAME])) + service->name = value; + else if (!strcmp(key, (*container->keys)[KEY_ETD])) + service->etd = value; + } + } + json_object_iter_next(&iterator); + } + } +} diff --git a/pikul.c b/pikul.c new file mode 100644 index 0000000..b13d64a --- /dev/null +++ b/pikul.c @@ -0,0 +1,102 @@ +#include +#include +#include "shipping.h" + +CURL *curl; +json_tokener *tokener; +static struct shipping shipping; + +extern void anteraja_init(char *[], struct shipping *); +extern void anteraja_services_request(const char *, const char *, double, + struct shipping *, char **, char **); +extern size_t anteraja_services_handle(const char *, size_t, size_t, struct pikul_services **); + +void pikul_init(enum pikul_company company, char *provisions[]) +{ + curl_global_init(CURL_GLOBAL_SSL); + curl = curl_easy_init(); +#ifdef DEBUG + curl_easy_setopt(curl, CURLOPT_VERBOSE, 1L); +#endif + shipping.company = company; + switch (company) { + case PIKUL_COMPANY_ANTERAJA: + anteraja_init(provisions, &shipping); + break; + default: + break; + } + curl_easy_setopt(curl, CURLOPT_HTTPHEADER, shipping.headers); + tokener = json_tokener_new(); +} + +struct pikul_services *pikul_services(const char *origin, const char *destination, double weight) +{ + struct pikul_services *services = NULL; + curl_easy_setopt(curl, CURLOPT_WRITEDATA, &services); + char *url; + char *post = NULL; + size_t (*handler)(const char *, size_t, size_t, struct pikul_services **); + switch (shipping.company) { + case PIKUL_COMPANY_ANTERAJA: + anteraja_services_request(origin, destination, weight, &shipping, &url, &post); + handler = anteraja_services_handle; + break; + default: + break; + } + curl_easy_setopt(curl, CURLOPT_URL, url); + curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, handler); + curl_easy_perform(curl); + if (post) + free(post); + free(url); + return services; +} + +static inline void free_service(struct pikul_service *service) +{ + if (service->etd) + free(service->etd); + if (service->name) + free(service->name); + free(service->code); + free(service); +} + +void pikul_free_services(struct pikul_services *services) +{ + for (size_t i = 0; i < services->length; i++) + free_service(services->list[i]); + free(services); +} + +static int servicecmp(const void *service1, const void *service2) +{ + return strcmp((*(struct pikul_service * const *)service1)->code, + (*(struct pikul_service * const *)service2)->code); +} + +double pikul_cost(const char *origin, const char *destination, double weight, const char *code) +{ + struct pikul_services *services = pikul_services(origin, destination, weight); + qsort(services->list, services->length, sizeof(struct pikul_service *), servicecmp); + struct pikul_service *key_service = malloc(sizeof(struct pikul_service)); + memset(key_service, '\0', sizeof(struct pikul_service)); + key_service->code = malloc(strlen(code) + 1); + strcpy(key_service->code, code); + double cost = (*(struct pikul_service **)bsearch(&key_service, services->list, + services->length, sizeof(struct pikul_service *), servicecmp))->cost; + free_service(key_service); + pikul_free_services(services); + return cost; +} + +void pikul_cleanup() +{ + free(shipping.base); + json_tokener_free(tokener); + curl_slist_free_all(shipping.headers); + curl_easy_cleanup(curl); + curl_global_cleanup(); +} diff --git a/pikul.h b/pikul.h new file mode 100644 index 0000000..8046d09 --- /dev/null +++ b/pikul.h @@ -0,0 +1,35 @@ +#ifndef PIKUL_H +#define PIKUL_H + +enum pikul_company { + PIKUL_COMPANY_ANTERAJA = 0, + PIKUL_COMPANY_SICEPAT +}; + +struct pikul_service { + char *code; + char *name; + char *etd; + double cost; +}; + +struct pikul_services { + size_t length; + struct pikul_service *list[]; +}; + +#ifdef __cplusplus +extern "C" { +#endif + +void pikul_init(enum pikul_company company, char *provisions[]); +struct pikul_services *pikul_services(const char *origin, const char *destination, double weight); +void pikul_free_services(struct pikul_services *services); +double pikul_cost(const char *origin, const char *destination, double weight, const char *service); +void pikul_cleanup(); + +#ifdef __cplusplus +} +#endif + +#endif diff --git a/shipping.c b/shipping.c new file mode 100644 index 0000000..f2e263c --- /dev/null +++ b/shipping.c @@ -0,0 +1,12 @@ +#include +#include "shipping.h" + +void headers(struct shipping *shipping, const char *fields[], char *provisions[]) +{ + shipping->headers = NULL; + while (*fields) { + char header[strlen(*fields) + strlen(*provisions) + 2]; + sprintf(header, "%s:%s", *fields++, *provisions++); + shipping->headers = curl_slist_append(shipping->headers, header); + } +} diff --git a/shipping.h b/shipping.h new file mode 100644 index 0000000..345eaef --- /dev/null +++ b/shipping.h @@ -0,0 +1,10 @@ +#include +#include "pikul.h" + +struct shipping { + enum pikul_company company; + char *base; + struct curl_slist *headers; +}; + +void headers(struct shipping *, const char *[], char *[]); -- cgit v1.2.3