/* -*- c-basic-offset: 2 -*- */
/*
Copyright ( C ) 2015 Brazil
This library is free software ; you can redistribute it and / or
modify it under the terms of the GNU Lesser General Public
License version 2 . 1 as published by the Free Software Foundation .
This library is distributed in the hope that it will be useful ,
but WITHOUT ANY WARRANTY ; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE . See the GNU
Lesser General Public License for more details .
You should have received a copy of the GNU Lesser General Public
License along with this library ; if not , write to the Free Software
Foundation , Inc . , 51 Franklin Street , Fifth Floor , Boston , MA 02110 - 1335 USA
*/
#include "../grn_ctx_impl.h"
#ifdef GRN_WITH_MRUBY
#include <mruby.h>
#include <mruby/class .h>
#include <mruby/data.h>
#include "../grn_db.h"
#include "../grn_cache.h"
#include "mrb_bulk.h"
#include "mrb_cache.h"
static struct mrb_data_type mrb_grn_cache_type = {
"Groonga::Cache" ,
NULL
};
static mrb_value
mrb_grn_cache_class_current(mrb_state *mrb, mrb_value klass)
{
grn_ctx *ctx = (grn_ctx *)mrb->ud;
grn_cache *cache;
mrb_value mrb_cache;
cache = grn_cache_current_get(ctx);
mrb_cache = mrb_funcall(mrb, klass, "new" , 1 , mrb_cptr_value(mrb, cache));
return mrb_cache;
}
static mrb_value
mrb_grn_cache_initialize(mrb_state *mrb, mrb_value self)
{
mrb_value mrb_cache_ptr;
mrb_get_args(mrb, "o" , &mrb_cache_ptr);
DATA_TYPE(self) = &mrb_grn_cache_type;
DATA_PTR(self) = mrb_cptr(mrb_cache_ptr);
return self;
}
static mrb_value
mrb_grn_cache_fetch(mrb_state *mrb, mrb_value self)
{
grn_ctx *ctx = (grn_ctx *)mrb->ud;
grn_cache *cache;
char *key;
mrb_int key_size;
grn_rc rc;
grn_obj cache_value;
mrb_value mrb_cache_value;
cache = DATA_PTR(self);
mrb_get_args(mrb, "s" , &key, &key_size);
GRN_TEXT_INIT(&cache_value, 0 );
rc = grn_cache_fetch(ctx, cache, key, key_size, &cache_value);
if (rc == GRN_SUCCESS) {
mrb_cache_value = grn_mrb_value_from_bulk(mrb, &cache_value);
} else {
mrb_cache_value = mrb_nil_value();
}
GRN_OBJ_FIN(ctx, &cache_value);
return mrb_cache_value;
}
static mrb_value
mrb_grn_cache_update(mrb_state *mrb, mrb_value self)
{
grn_ctx *ctx = (grn_ctx *)mrb->ud;
grn_cache *cache;
char *key;
mrb_int key_size;
char *value;
mrb_int value_size;
grn_obj value_buffer;
cache = DATA_PTR(self);
mrb_get_args(mrb, "ss" , &key, &key_size, &value, &value_size);
GRN_TEXT_INIT(&value_buffer, GRN_OBJ_DO_SHALLOW_COPY);
GRN_TEXT_SET(ctx, &value_buffer, value, value_size);
grn_cache_update(ctx, cache, key, key_size, &value_buffer);
GRN_OBJ_FIN(ctx, &value_buffer);
return mrb_nil_value();
}
void
grn_mrb_cache_init(grn_ctx *ctx)
{
grn_mrb_data *data = &(ctx->impl->mrb);
mrb_state *mrb = data->state;
struct RClass *module = data->module;
struct RClass *klass;
klass = mrb_define_class_under(mrb, module, "Cache" , mrb->object_class);
MRB_SET_INSTANCE_TT(klass, MRB_TT_DATA);
mrb_define_class_method(mrb, klass, "current" ,
mrb_grn_cache_class_current, MRB_ARGS_NONE());
mrb_define_method(mrb, klass, "initialize" ,
mrb_grn_cache_initialize, MRB_ARGS_REQ(1 ));
mrb_define_method(mrb, klass, "fetch" ,
mrb_grn_cache_fetch, MRB_ARGS_REQ(1 ));
mrb_define_method(mrb, klass, "update" ,
mrb_grn_cache_update, MRB_ARGS_REQ(2 ));
}
#endif
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