static Variant HHVM_METHOD(Memcache, get, const Variant& key,
VRefParam flags /*= null*/) {
auto data = Native::data<MemcacheData>(this_);
if (key.is(KindOfArray)) {
std::vector<const char *> real_keys;
std::vector<size_t> key_len;
Array keyArr = key.toArray();
real_keys.reserve(keyArr.size());
key_len.reserve(keyArr.size());
for (ArrayIter iter(keyArr); iter; ++iter) {
auto key = iter.second().toString();
String serializedKey = memcache_prepare_key(key);
char *k = new char[serializedKey.length()+1];
std::strcpy(k, serializedKey.c_str());
real_keys.push_back(k);
key_len.push_back(serializedKey.length());
}
if (!real_keys.empty()) {
const char *payload = NULL;
size_t payload_len = 0;
uint32_t flags = 0;
const char *res_key = NULL;
size_t res_key_len = 0;
memcached_result_st result;
memcached_return_t ret = memcached_mget(&data->m_memcache, &real_keys[0],
&key_len[0], real_keys.size());
memcached_result_create(&data->m_memcache, &result);
Array return_val;
while ((memcached_fetch_result(&data->m_memcache, &result, &ret))
!= nullptr) {
if (ret != MEMCACHED_SUCCESS) {
// should probably notify about errors
continue;
}
payload = memcached_result_value(&result);
payload_len = memcached_result_length(&result);
flags = memcached_result_flags(&result);
res_key = memcached_result_key_value(&result);
res_key_len = memcached_result_key_length(&result);
return_val.set(String(res_key, res_key_len, CopyString),
memcache_fetch_from_storage(payload,
payload_len, flags));
}
memcached_result_free(&result);
for ( size_t i = 0 ; i < real_keys.size() ; i++ ) {
delete [] real_keys[i];
}
return return_val;
}
} else {
char *payload = NULL;
size_t payload_len = 0;
uint32_t flags = 0;
memcached_return_t ret;
String serializedKey = memcache_prepare_key(key.toString());
if (serializedKey.length() == 0) {
return false;
}
payload = memcached_get(&data->m_memcache, serializedKey.c_str(),
serializedKey.length(), &payload_len, &flags, &ret);
/* This is for historical reasons from libmemcached*/
if (ret == MEMCACHED_END) {
ret = MEMCACHED_NOTFOUND;
}
if (ret == MEMCACHED_NOTFOUND) {
return false;
}
Variant retval = memcache_fetch_from_storage(payload, payload_len, flags);
free(payload);
return retval;
}
return false;
}
Variant c_Memcache::t_get(CVarRef key, VRefParam flags /*= null*/) {
if (key.is(KindOfArray)) {
std::vector<const char *> real_keys;
std::vector<size_t> key_len;
Array keyArr = key.toArray();
real_keys.reserve(keyArr.size());
key_len.reserve(keyArr.size());
for (ArrayIter iter(keyArr); iter; ++iter) {
real_keys.push_back(const_cast<char *>(iter.second().toString().c_str()));
key_len.push_back(iter.second().toString().length());
}
if (!real_keys.empty()) {
const char *payload = NULL;
size_t payload_len = 0;
uint32_t flags = 0;
const char *res_key = NULL;
size_t res_key_len = 0;
memcached_result_st result;
memcached_return_t ret = memcached_mget(&m_memcache, &real_keys[0],
&key_len[0], real_keys.size());
memcached_result_create(&m_memcache, &result);
Array return_val;
while ((memcached_fetch_result(&m_memcache, &result, &ret)) != NULL) {
if (ret != MEMCACHED_SUCCESS) {
// should probably notify about errors
continue;
}
payload = memcached_result_value(&result);
payload_len = memcached_result_length(&result);
flags = memcached_result_flags(&result);
res_key = memcached_result_key_value(&result);
res_key_len = memcached_result_key_length(&result);
return_val.set(String(res_key, res_key_len, CopyString),
memcache_fetch_from_storage(payload,
payload_len, flags));
}
memcached_result_free(&result);
return return_val;
}
} else {
char *payload = NULL;
size_t payload_len = 0;
uint32_t flags = 0;
memcached_return_t ret;
String skey = key.toString();
if (skey.length() == 0) {
return false;
}
payload = memcached_get(&m_memcache, skey.c_str(), skey.length(),
&payload_len, &flags, &ret);
/* This is for historical reasons from libmemcached*/
if (ret == MEMCACHED_END) {
ret = MEMCACHED_NOTFOUND;
}
if (ret == MEMCACHED_NOTFOUND) {
return false;
}
Variant retval = memcache_fetch_from_storage(payload, payload_len, flags);
free(payload);
return retval;
}
return false;
}
static VALUE mc_get(int argc, VALUE *argv, VALUE self) {
memcached_st *mc;
VALUE cas, keys, results, key, result;
VALUE scalar_key = Qnil;
memcached_return status;
Data_Get_Struct(self, memcached_st, mc);
rb_scan_args(argc, argv, "11", &keys, &cas);
memcached_behavior_set(mc, MEMCACHED_BEHAVIOR_SUPPORT_CAS, RTEST(cas) ? 1 : 0);
if (RTEST(cas) && TYPE(keys) != T_ARRAY) {
scalar_key = keys;
keys = rb_ary_new4(1, &keys);
}
if (TYPE(keys) != T_ARRAY) {
char* str;
size_t len;
uint32_t flags;
key = use_binary(mc) ? keys : escape_key(keys, NULL);
str = memcached_get(mc, RSTRING_PTR(key), RSTRING_LEN(key), &len, &flags, &status);
if (str == NULL) return Qnil;
if (status == MEMCACHED_SUCCESS) {
result = rb_hash_new();
rb_hash_aset(result, sym_value, rb_str_new(str, len));
rb_hash_aset(result, sym_flags, INT2NUM(flags));
free(str);
return result;
} else {
printf("Memcache read error: %s %u\n", memcached_strerror(mc, status), status);
return Qnil;
}
} else {
memcached_result_st* mc_result;
size_t num_keys, i;
const char** key_strings;
size_t* key_lengths;
bool escaped;
results = rb_hash_new();
num_keys = RARRAY_LEN(keys);
if (num_keys == 0) return results;
key_strings = (const char**) malloc(num_keys * sizeof(char *));
key_lengths = (size_t *) malloc(num_keys * sizeof(size_t));
for (i = 0; i < RARRAY_LEN(keys); i++) {
key = RARRAY_PTR(keys)[i];
if (!use_binary(mc)) key = escape_key(key, &escaped);
key_lengths[i] = RSTRING_LEN(key);
key_strings[i] = RSTRING_PTR(key);
}
memcached_mget(mc, key_strings, key_lengths, num_keys);
while ((mc_result = memcached_fetch_result(mc, NULL, &status))) {
if (escaped) {
key = unescape_key(memcached_result_key_value(mc_result), memcached_result_key_length(mc_result));
} else {
key = rb_str_new(memcached_result_key_value(mc_result), memcached_result_key_length(mc_result));
}
if (status == MEMCACHED_SUCCESS) {
result = rb_hash_new();
rb_hash_aset(result, sym_value, rb_str_new(memcached_result_value(mc_result),
memcached_result_length(mc_result)));
rb_hash_aset(result, sym_flags, INT2NUM(memcached_result_flags(mc_result)));
if (RTEST(cas)) rb_hash_aset(result, sym_cas, ULL2NUM(memcached_result_cas(mc_result)));
memcached_result_free(mc_result);
rb_hash_aset(results, key, result);
} else {
printf("Memcache read error: %s %u\n", memcached_strerror(mc, status), status);
}
}
free(key_strings);
free(key_lengths);
if (!NIL_P(scalar_key)) return rb_hash_aref(results, scalar_key);
return results;
}
}
