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mirror of https://github.com/lxsang/antd-lua-plugin synced 2024-12-26 17:38:21 +01:00
antd-lua-plugin/lua-api.c
2020-01-01 21:17:46 +01:00

131 lines
2.7 KiB
C

#define PLUGIN_IMPLEMENT 1
#include <dlfcn.h>
#include "lua-api.h"
static void* core_handle = NULL;
static const struct luaL_Reg modules [] = {
#ifdef USE_DB
{"sqlite", luaopen_sqlite},
#endif
{"std", luaopen_standard},
{"JSON", luaopen_json},
{"bytes",luaopen_barray},
{"array",luaopen_array},
{NULL,NULL}
};
void init()
{
char* path = __s("%s/lua/core.so", __plugin__.pdir);
core_handle = dlopen(path, RTLD_NOW| RTLD_GLOBAL);
if(!core_handle)
{
ERROR("Cannot load Lua core; %s", dlerror());
}
else
{
LOG("Lua core loaded");
}
free(path);
}
/**
* Plugin handler, reads request from the server and processes it
*
*/
static void push_dict_to_lua(lua_State* L, dictionary_t d)
{
lua_newtable(L);
chain_t as;
if(d)
for_each_assoc(as, d)
{
lua_pushstring(L,as->key);
//printf("KEY %s\n", as->key);
if(EQU(as->key,"COOKIE") || EQU(as->key,"REQUEST_HEADER") || EQU(as->key,"REQUEST_DATA") )
push_dict_to_lua(L, (dictionary_t)as->value);
else
{
lua_pushstring(L,as->value);
//printf("VALUE : %s\n",as->value );
}
lua_settable(L, -3);
}
}
void* handle(void* data)
{
antd_request_t* rq = (antd_request_t*) data;
plugin_header_t* __plugin__ = meta();
lua_State* L = NULL;
//char * index = __s("%s/%s",__plugin__.htdocs,"router.lua");
char* cnf = config_dir();
char * apis = __s("%s/%s",cnf,"api.lua");
L = luaL_newstate();
luaL_openlibs(L);
//module loader
luaL_newlib(L, modules);
lua_setglobal(L, "modules");
// set up global variable
// API header
lua_newtable(L);
lua_pushstring(L,"name");
lua_pushstring(L, __plugin__->name);
lua_settable(L,-3);
lua_pushstring(L,"root");
lua_pushstring(L, rq->client->port_config->htdocs);
lua_settable(L,-3);
lua_pushstring(L,"apiroot");
lua_pushstring(L, cnf);
lua_settable(L,-3);
lua_pushstring(L,"tmpdir");
lua_pushstring(L, tmpdir());
lua_settable(L,-3);
lua_setglobal(L, "__api__");
// Request
lua_newtable(L);
lua_pushstring(L,"id");
lua_pushlightuserdata(L, rq->client);
//lua_pushnumber(L,client);
lua_settable(L, -3);
lua_pushstring(L,"request");
push_dict_to_lua(L,rq->request);
lua_settable(L, -3);
lua_setglobal(L, "HTTP_REQUEST");
// load major apis
if(is_file(apis))
if (luaL_loadfile(L, apis) || lua_pcall(L, 0, 0, 0))
{
LOG( "cannot run apis. file: %s\n", lua_tostring(L, -1));
}
/*if (luaL_loadfile(L, index) || lua_pcall(L, 0, 0, 0))
{
text(client);
__t(client, "Cannot run router: %s", lua_tostring(L, -1));
}
free(index);*/
// clear request
if(L)
lua_close(L);
if(cnf)
free(cnf);
if(apis)
free(apis);
return antd_create_task(NULL, (void*)rq, NULL,rq->client->last_io);
//lua_close(L);
}
void destroy()
{
if(core_handle)
dlclose(core_handle);
LOG("Exit LUA Handle");
}