//Worker thread
static void *requestThread(void *data)
{
data;
CCThread thread;
thread.createAutoreleasePool();
HttpRequestPacket *req = NULL;
while (true) {
//Wait for http request tasks from main thread
int semWaitRet = sem_wait(s_pSem);
if (semWaitRet < 0) {
CCLog("HttpRequest async thread semaphore error: %s\n", strerror(errno));
break;
}
std::queue<HttpRequestPacket *> *pQueue = s_requestQueue;
pthread_mutex_lock(&s_requestQueueMutex); //Get request task from queue
if (pQueue->empty()) {
pthread_mutex_unlock(&s_requestQueueMutex);
if (need_quit) {
break;
} else {
continue;
}
} else {
if (need_quit) {
pthread_mutex_unlock(&s_requestQueueMutex);
break;
}
req = pQueue->front();
pQueue->pop();
pthread_mutex_unlock(&s_requestQueueMutex);
}
//Create a response packet and assume it will successed
HttpResponsePacket *responsePacket = new HttpResponsePacket();
responsePacket->request = req;
responsePacket->succeed = true;
//Process the request
if (req->reqType == kHttpRequestGet) { //Get Request
int32_t ret = processGetTask(req, writeData, &responsePacket->responseData, &responsePacket->responseCode);
if (ret != 0) {
responsePacket->succeed = false;
responsePacket->responseData = errorBuffer;
}
} else if (req->reqType == kHttpRequestPost) { //Post Request
int32_t ret = processPostTask(req, writeData, &responsePacket->responseData, &responsePacket->responseCode);
if (ret != 0) {
responsePacket->succeed = false;
responsePacket->responseData = errorBuffer;
}
} else if (req->reqType == kHttpRequestDownloadFile) { //Download File Request
bool fullyDownloaded = true;
std::vector<std::string>::iterator iter;
std::string saveFileName;
std::string needDownload;
for (iter = req->files.begin(); iter != req->files.end(); ++iter) {
needDownload = *iter;
std::string::size_type pos = needDownload.rfind("/");
if (pos != std::string::npos) {
saveFileName = needDownload.substr(pos + 1);
} else {
saveFileName = needDownload;
}
//If the download url is http://www.xxx.com/yyy.html
//The saved file name must be yyy.html
saveFileName = CCFileUtils::sharedFileUtils()->getWriteablePath() + saveFileName;
CCLog(CCFileUtils::sharedFileUtils()->getWriteablePath().c_str());
FILE *handle = fopen(saveFileName.c_str(), "w+b");
CCLog("open file for download");
CCLog(saveFileName.c_str());
if (!handle) {
fullyDownloaded = false;
break;
}
CCLog("success");
req->url = needDownload;
int32_t ret = processDownloadTask(req, writeFile, handle, &responsePacket->responseCode);
if (handle) {
fclose(handle);
}
if (ret != 0) {
fullyDownloaded = false;
break;
}
}
//Only consider download task successfully when all the files downloaded
if (!fullyDownloaded) {
responsePacket->succeed = false;
responsePacket->responseData = errorBuffer;
}
}
pthread_mutex_lock(&s_responseQueueMutex);
s_responseQueue->push(responsePacket);
pthread_mutex_unlock(&s_responseQueueMutex);
}
//If worker thread received quit signal, clean up un-completed request queue
releaseRequestQueue();
if (s_pSem != NULL) {
#if CC_ASYNC_HTTPREQUEST_USE_NAMED_SEMAPHORE
sem_unlink(CC_ASYNC_HTTPREQUEST_SEMAPHORE);
sem_close(s_pSem);
#else
sem_destroy(s_pSem);
#endif
s_pSem = NULL;
pthread_mutex_destroy(&s_requestQueueMutex);
pthread_mutex_destroy(&s_responseQueueMutex);
delete s_requestQueue;
delete s_responseQueue;
}
pthread_exit(NULL);
return 0;
}
//Worker thread
static void *requestThread(void *data)
{
CCThread thread;
thread.createAutoreleasePool();
HttpRequestPacket *req = NULL;
while (true) {
int semWaitRet = sem_wait(s_pSem);
if (semWaitRet < 0) {
CCLog("HttpRequest async thread semaphore error: %s\n", strerror(errno));
break;
}
std::queue<HttpRequestPacket *> *pQueue = s_requestQueue;
pthread_mutex_lock(&s_requestQueueMutex);
if (pQueue->empty()) {
pthread_mutex_unlock(&s_requestQueueMutex);
if (need_quit) {
break;
} else {
continue;
}
} else {
if (need_quit) {
pthread_mutex_unlock(&s_requestQueueMutex);
break;
}
req = pQueue->front();
pQueue->pop();
pthread_mutex_unlock(&s_requestQueueMutex);
}
HttpResponsePacket *responsePacket = new HttpResponsePacket();
responsePacket->request = req;
responsePacket->succeed = true;
//Process the request
if (req->reqType == kHttpRequestGet) {
int32_t ret = processGetTask(req, writeData, &responsePacket->responseData, &responsePacket->responseCode);
if (ret != 0) {
responsePacket->succeed = false;
responsePacket->responseData = errorBuffer;
}
} else if (req->reqType == kHttpRequestPost) {
int32_t ret = processPostTask(req, writeData, &responsePacket->responseData, &responsePacket->responseCode);
if (ret != 0) {
responsePacket->succeed = false;
responsePacket->responseData = errorBuffer;
}
} else if (req->reqType == kHttpRequestDownloadFile) {
bool fullyDownloaded = true;
std::vector<std::string>::iterator iter;
std::string saveFileName;
std::string needDownload;
for (iter = req->files.begin(); iter != req->files.end(); ++iter) {
needDownload = *iter;
std::string::size_type pos = needDownload.rfind("/");
if (pos != std::string::npos) {
saveFileName = needDownload.substr(pos + 1);
} else {
saveFileName = needDownload;
}
saveFileName = CCFileUtils::sharedFileUtils()->getWriteablePath() + saveFileName;
FILE *handle = fopen(saveFileName.c_str(), "w+");
if (!handle) {
fullyDownloaded = false;
break;
}
req->url = needDownload;
int32_t ret = processDownloadTask(req, writeFile, handle, &responsePacket->responseCode);
if (handle) {
fclose(handle);
}
if (ret != 0) {
fullyDownloaded = false;
break;
}
}
if (!fullyDownloaded) {
responsePacket->succeed = false;
responsePacket->responseData = errorBuffer;
}
}
pthread_mutex_lock(&s_responseQueueMutex);
s_responseQueue->push(responsePacket);
pthread_mutex_unlock(&s_responseQueueMutex);
}
releaseRequestQueue();
if (s_pSem != NULL) {
#if CC_ASYNC_HTTPREQUEST_USE_NAMED_SEMAPHORE
sem_unlink(CC_ASYNC_HTTPREQUEST_SEMAPHORE);
sem_close(s_pSem);
#else
sem_destroy(s_pSem);
#endif
s_pSem = NULL;
pthread_mutex_destroy(&s_requestQueueMutex);
pthread_mutex_destroy(&s_responseQueueMutex);
delete s_requestQueue;
delete s_responseQueue;
}
pthread_exit(NULL);
return 0;
}
