C++ request函数代码示例

static SLVAL
request_method(sl_vm_t* vm)
{
    return request(vm)->method;
}

int main(int argc, char *argv[])
{
	int interactive;
	int raw = 0;
	int warning_displayed = 0;
	int c;
	int ret = 0;

	for (;;) {
		c = getopt(argc, argv, "hvrR");
		if (c < 0)
			break;
		switch (c) {
		case 'h':
			usage();
			return 0;
		case 'r':
			if (raw) {
				usage();
				return -1;
			}
			raw = SHOW_RAW;
			break;
		case 'R':
			if (raw) {
				usage();
				return -1;
			}
			raw = (SHOW_RAW | SHOW_RAW_ONLY);
			break;
		case 'v':
			printf("%s\n", cli_version);
			return 0;
		default:
			usage();
			return -1;
		}
	}
	show_raw = raw;

	interactive = argc == optind;

	if (interactive) {
		printf("%s\n\n%s\n\n", cli_version,
		       cli_license);
	}

	for (;;) {
		clif_conn = clif_open();
		if (clif_conn) {
			if (warning_displayed)
				printf("Connection established.\n");
			break;
		}

		if (!interactive) {
			perror("Failed to connect to lldpad - clif_open");
			return -1;
		}

		if (!warning_displayed) {
			printf("Could not connect to lldpad - re-trying\n");
			warning_displayed = 1;
		}
		sleep(1);
		continue;
	}

	signal(SIGINT, cli_terminate);
	signal(SIGTERM, cli_terminate);
	signal(SIGALRM, cli_alarm);

	if (interactive) {
		if (clif_attach(clif_conn, NULL) == 0)
			cli_attached = 1;
		else
			printf("Warning: Failed to attach to lldpad.\n");
		cli_interactive(raw);
	} else
		ret = request(clif_conn, argc - optind, &argv[optind], raw);

	cli_close_connection();
	return ret;
}

//.........这里部分代码省略.........
		/* news */
		Matched("news");
		do_news(player, arg1, arg2);
		break;
	    case 'p':
	    case 'P':
		switch (command[1]) {
		    case 'a':
		    case 'A':
		    case '\0':
			Matched("page");
			do_page(descr, player, arg1, arg2);
			break;
		    case 'o':
		    case 'O':
			Matched("pose");
			do_pose(descr, player, full_command);
			break;
		    case 'u':
		    case 'U':
			Matched("put");
			do_drop(descr, player, arg1, arg2);
			break;
		    default:
			goto bad;
		}
		break;
	    case 'r':
	    case 'R':
		switch (command[1]) {
		    case 'e':
		    case 'E':
			if(command[2] == 'q' || command[2] == 'Q'){
			    Matched("request");
			    request(player, NULL, commandline);
			} else {
			    Matched("read");    /* undocumented alias for look */
			    do_look_at(descr, player, arg1, arg2);
			}
			break;
		    default:
			goto bad;
		}
		break;
	    case 's':
	    case 'S':
		/* say, "score" */
		switch (command[1]) {
		    case 'a':
		    case 'A':
			Matched("say");
			do_say(descr, player, full_command);
			break;
		    case 'c':
		    case 'C':
		    case '\0':
			if( command[1] &&
			    (command[2] == 'a' || command[2] == 'A' )) {
			    Matched("scan");
			    do_sweep(descr, player, arg1);
			} else {
			    Matched("score");
			    do_score(player, 1);
			}
			break;
		    default:

void ImageLoader::updateFromElement()
{
    // If we're not making renderers for the page, then don't load images.  We don't want to slow
    // down the raw HTML parsing case by loading images we don't intend to display.
    Document& document = element().document();
    if (!document.hasLivingRenderTree())
        return;

    AtomicString attr = element().imageSourceURL();

    if (attr == m_failedLoadURL)
        return;

    // Do not load any image if the 'src' attribute is missing or if it is
    // an empty string.
    CachedResourceHandle<CachedImage> newImage = 0;
    if (!attr.isNull() && !stripLeadingAndTrailingHTMLSpaces(attr).isEmpty()) {
        CachedResourceRequest request(ResourceRequest(document.completeURL(sourceURI(attr))));
        request.setInitiator(&element());

        String crossOriginMode = element().fastGetAttribute(HTMLNames::crossoriginAttr);
        if (!crossOriginMode.isNull()) {
            StoredCredentials allowCredentials = equalIgnoringCase(crossOriginMode, "use-credentials") ? AllowStoredCredentials : DoNotAllowStoredCredentials;
            updateRequestForAccessControl(request.mutableResourceRequest(), document.securityOrigin(), allowCredentials);
        }

        if (m_loadManually) {
            bool autoLoadOtherImages = document.cachedResourceLoader()->autoLoadImages();
            document.cachedResourceLoader()->setAutoLoadImages(false);
            newImage = new CachedImage(request.resourceRequest(), m_element.document().page()->sessionID());
            newImage->setLoading(true);
            newImage->setOwningCachedResourceLoader(document.cachedResourceLoader());
            document.cachedResourceLoader()->m_documentResources.set(newImage->url(), newImage.get());
            document.cachedResourceLoader()->setAutoLoadImages(autoLoadOtherImages);
        } else
            newImage = document.cachedResourceLoader()->requestImage(request);

        // If we do not have an image here, it means that a cross-site
        // violation occurred, or that the image was blocked via Content
        // Security Policy, or the page is being dismissed. Trigger an
        // error event if the page is not being dismissed.
        if (!newImage && !pageIsBeingDismissed(document)) {
            m_failedLoadURL = attr;
            m_hasPendingErrorEvent = true;
            errorEventSender().dispatchEventSoon(*this);
        } else
            clearFailedLoadURL();
    } else if (!attr.isNull()) {
        // Fire an error event if the url is empty.
        m_failedLoadURL = attr;
        m_hasPendingErrorEvent = true;
        errorEventSender().dispatchEventSoon(*this);
    }
    
    CachedImage* oldImage = m_image.get();
    if (newImage != oldImage) {
        if (m_hasPendingBeforeLoadEvent) {
            beforeLoadEventSender().cancelEvent(*this);
            m_hasPendingBeforeLoadEvent = false;
        }
        if (m_hasPendingLoadEvent) {
            loadEventSender().cancelEvent(*this);
            m_hasPendingLoadEvent = false;
        }

        // Cancel error events that belong to the previous load, which is now cancelled by changing the src attribute.
        // If newImage is null and m_hasPendingErrorEvent is true, we know the error event has been just posted by
        // this load and we should not cancel the event.
        // FIXME: If both previous load and this one got blocked with an error, we can receive one error event instead of two.
        if (m_hasPendingErrorEvent && newImage) {
            errorEventSender().cancelEvent(*this);
            m_hasPendingErrorEvent = false;
        }

        m_image = newImage;
        m_hasPendingBeforeLoadEvent = !document.isImageDocument() && newImage;
        m_hasPendingLoadEvent = newImage;
        m_imageComplete = !newImage;

        if (newImage) {
            if (!document.isImageDocument()) {
                if (!document.hasListenerType(Document::BEFORELOAD_LISTENER))
                    dispatchPendingBeforeLoadEvent();
                else
                    beforeLoadEventSender().dispatchEventSoon(*this);
            } else
                updateRenderer();

            // If newImage is cached, addClient() will result in the load event
            // being queued to fire. Ensure this happens after beforeload is
            // dispatched.
            newImage->addClient(this);
        }
        if (oldImage)
            oldImage->removeClient(this);
    }

    if (RenderImageResource* imageResource = renderImageResource())
        imageResource->resetAnimation();

//.........这里部分代码省略.........

void ImageLoader::doUpdateFromElement(UpdateFromElementBehavior updateBehavior)
{
    // FIXME: According to
    // http://www.whatwg.org/specs/web-apps/current-work/multipage/embedded-content.html#the-img-element:the-img-element-55
    // When "update image" is called due to environment changes and the load fails, onerror should not be called.
    // That is currently not the case.
    //
    // We don't need to call clearLoader here: Either we were called from the
    // task, or our caller updateFromElement cleared the task's loader (and set
    // m_pendingTask to null).
    m_pendingTask.clear();
    // Make sure to only decrement the count when we exit this function
    OwnPtr<IncrementLoadEventDelayCount> loadDelayCounter;
    loadDelayCounter.swap(m_loadDelayCounter);

    Document& document = m_element->document();
    if (!document.isActive())
        return;

    AtomicString imageSourceURL = m_element->imageSourceURL();
    KURL url = imageSourceToKURL(imageSourceURL);
    ResourcePtr<ImageResource> newImage = 0;
    if (!url.isNull()) {
        // Unlike raw <img>, we block mixed content inside of <picture> or <img srcset>.
        ResourceLoaderOptions resourceLoaderOptions = ResourceFetcher::defaultResourceOptions();
        ResourceRequest resourceRequest(url);
        if (!element()->getAttribute(HTMLNames::srcsetAttr).isNull())
            resourceRequest.setRequestContext(WebURLRequest::RequestContextImageSet);
        FetchRequest request(ResourceRequest(url), element()->localName(), resourceLoaderOptions);

        newImage = document.fetcher()->fetchImage(request);

        if (!newImage && !pageIsBeingDismissed(&document))
            crossSiteOrCSPViolationOccured(imageSourceURL);
        else
            clearFailedLoadURL();
    } else if (!imageSourceURL.isNull()) {
        // Fire an error event if the url string is not empty, but the KURL is.
        m_hasPendingErrorEvent = true;
        errorEventSender().dispatchEventSoon(this);
    }

    ImageResource* oldImage = m_image.get();
    if (newImage != oldImage) {
        sourceImageChanged();

        if (m_hasPendingLoadEvent) {
            loadEventSender().cancelEvent(this);
            m_hasPendingLoadEvent = false;
        }

        // Cancel error events that belong to the previous load, which is now cancelled by changing the src attribute.
        // If newImage is null and m_hasPendingErrorEvent is true, we know the error event has been just posted by
        // this load and we should not cancel the event.
        // FIXME: If both previous load and this one got blocked with an error, we can receive one error event instead of two.
        if (m_hasPendingErrorEvent && newImage) {
            errorEventSender().cancelEvent(this);
            m_hasPendingErrorEvent = false;
        }

        m_image = newImage;
        m_hasPendingLoadEvent = newImage;
        m_imageComplete = !newImage;

        updateRenderer();
        // If newImage exists and is cached, addClient() will result in the load event
        // being queued to fire. Ensure this happens after beforeload is dispatched.
        if (newImage)
            newImage->addClient(this);

        if (oldImage)
            oldImage->removeClient(this);
    } else if (updateBehavior == UpdateSizeChanged && m_element->renderer() && m_element->renderer()->isImage()) {
        toRenderImage(m_element->renderer())->intrinsicSizeChanged();
    }

    if (RenderImageResource* imageResource = renderImageResource())
        imageResource->resetAnimation();

    // Only consider updating the protection ref-count of the Element immediately before returning
    // from this function as doing so might result in the destruction of this ImageLoader.
    updatedHasPendingEvent();
}

void CentralServerConnection::onReceive(const Archive::ByteStream & message)
{
	Archive::ReadIterator ri = message.begin();
	GameNetworkMessage msg(ri);
	ri = message.begin();

	if(msg.isType("ConGenericMessage"))
	{
		// dispatch to CentralCommandParser
		ConGenericMessage con(ri);
		Unicode::String wideResult;
		m_centralCommandParser->parse(NetworkId(static_cast<NetworkId::NetworkIdType>(con.getMsgId())), Unicode::narrowToWide(con.getMsg()), wideResult);

		ConGenericMessage response(Unicode::wideToNarrow(wideResult), con.getMsgId());
		send(response, true);
	}
	else if(msg.isType("CharacterTransferStatusMessage"))
	{
		CharacterTransferStatusMessage c(ri);
		CreatureObject * character = safe_cast<CreatureObject *>(NetworkIdManager::getObjectById(c.getToCharacterId()));
		if(character)
		{
			if(character->getClient())
			{
				character->receiveCharacterTransferStatusMessage(c.getStatusMessage());
			}
		}
	}
	else if(msg.isType("TransferRequestNameValidation"))
	{
		const GenericValueTypeMessage<TransferCharacterData> requestNameValidation(ri);
		LOG("CustomerService", ("CharacterTransfer: Received TransferRequestNameValidation from CentralServer : %s", requestNameValidation.getValue().toString().c_str()));

		std::string name = requestNameValidation.getValue().getDestinationCharacterName();
		if(name.empty())
		{
			name = requestNameValidation.getValue().getSourceCharacterName();
		}

		// call the same name validation code that gets called for normal character creation
		std::string templateName = requestNameValidation.getValue().getObjectTemplateName();
		if (templateName.empty())
		{
			uint32 const templateCrc = requestNameValidation.getValue().getObjectTemplateCrc();
			if (templateCrc != 0)
			{
				templateName = ObjectTemplateList::lookUp(templateCrc).getString();
			}
		}

		VerifyAndLockNameRequest const verifyRequest(requestNameValidation.getValue().getDestinationStationId(), NetworkId::cms_invalid, templateName, Unicode::narrowToWide(name), 0xFFFFFFFF);
		StringId const verifyResult = GameServer::getInstance().handleVerifyAndLockNameRequest(verifyRequest, false, false);

		TransferCharacterData replyData(requestNameValidation.getValue());
		replyData.setIsValidName(verifyResult == NameErrors::nameApproved);
		GenericValueTypeMessage<std::pair<std::string, TransferCharacterData> > reply("TransferReplyNameValidation", std::make_pair(std::string("@") + verifyResult.getCanonicalRepresentation(), replyData));
		send(reply, true);
	}
	else if(msg.isType("TransferReplyCharacterList"))
	{
		const TransferReplyCharacterList reply(ri);
		const AvatarList & oldAl = reply.getAvatarList();

		// remove any characters from the list that would qualify for free CTS; characters that
		// qualify for free CTS should/must use the in-game free CTS to transfer the character;
		AvatarList newAl;
		std::string const & clusterName = GameServer::getInstance().getClusterName();
		for (AvatarList::const_iterator iter = oldAl.begin(); iter != oldAl.end(); ++iter)
		{
			if (!FreeCtsDataTable::getFreeCtsInfoForCharacter(static_cast<time_t>(NameManager::getInstance().getPlayerCreateTime(iter->m_networkId)), clusterName, false))
				newAl.push_back(*iter);
			else
				LOG("CustomerService", ("CharacterTransfer: removing (%s, %s, %s) from paid CTS character list for station id %u because the character qualifies for free CTS", clusterName.c_str(), Unicode::wideToNarrow(iter->m_name).c_str(), iter->m_networkId.getValueString().c_str(), reply.getStationId()));
		}

		// send updated character list back to CentralServer
		const TransferReplyCharacterList updatedReply(reply.getTrack(), reply.getStationId(), newAl);
		send(updatedReply, true);
	}
	else if(msg.isType("CtsCompletedForcharacter"))
	{
		const GenericValueTypeMessage<std::pair<std::string, NetworkId> > msg(ri);
		MessageToQueue::getInstance().sendMessageToJava(msg.getValue().second, "ctsCompletedForCharacter", std::vector<int8>(), 0, false);
	}
	else if( msg.isType( "GameServerCSRequest" ) )
	{
		GameServerCSRequestMessage request( ri );
		GameServer::getInstance().handleCSRequest( request );
	}
	else if( msg.isType( "CSFindAuthObject" ) )
	{
		// see if we have the object.
		GenericValueTypeMessage< std::pair<NetworkId, unsigned int> > msg( ri );
		ServerObject * object = safe_cast<ServerObject *>( NetworkIdManager::getObjectById( msg.getValue().first ) );
		// return an appropriate response.
		if( object && object->isAuthoritative() )
		{
			GenericValueTypeMessage< std::pair< unsigned int, bool > > rmsg( "CSFindAuthObjectReply", std::make_pair( msg.getValue().second, true ) );
			GameServer::getInstance().sendToCentralServer( rmsg );
		}
//.........这里部分代码省略.........

//- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -    
void SeparationsMatrixFacility::makeRequests(){

  for (vector<string>::iterator iter = in_commod_.begin(); 
      iter != in_commod_.end(); 
      iter ++){
    // The separations facility should ask for at least as much SNF as it is 
    // already committed to using this month.
    double requestAmt;
    // In a constrained market, it happily accepts amounts no matter how small
    double minAmt = 0;
    // check how full its inventory is
    double inv = this->checkInventory();
    // and how much is already in its stocks
    double sto = this->checkStocks(); 
    // subtract inv and sto from inventory max size to get total empty space
    // the request cannot exceed the space available
    double space = inventory_size_ - inv - sto;

    // Currently, no pricing information included for Separations Facility
    double commod_price = 0;

    // spotCapacity represents unaccounted for capacity
    double spotCapacity = capacity_ - outstMF_;

    if (space == 0){
      // don't request anything
    }
    else if (space < capacity_){
      int total = checkStocks();
      Communicator* recipient = dynamic_cast<Communicator*>(MarketModel::marketForCommod(*iter));
      // if empty space is less than monthly acceptance capacity
      requestAmt = space;

      // request a generic resource
      GenericResource* request_res = new GenericResource((*iter), "kg", requestAmt);

      // build the transaction and message
      Transaction trans;
      trans.commod = (*iter);
      trans.minfrac = minAmt/requestAmt;
      trans.is_offer = false;
      trans.price = commod_price;
      trans.resource = request_res; 

      msg_ptr request(new Message(this, recipient, trans)); 
      request->setNextDest(facInst());
      request->sendOn();
    }
    // otherwise, the upper bound is the monthly acceptance capacity 
    // minus the amount in stocks.
    else if (space >= capacity_){
      Communicator* recipient = dynamic_cast<Communicator*>(MarketModel::marketForCommod(*iter));
      // if empty space is more than monthly acceptance capacity
      requestAmt = capacity_ - sto;

      // request a generic resource
      GenericResource* request_res = new GenericResource((*iter), "kg", requestAmt);

      // build the transaction and message
      Transaction trans;
      trans.commod = (*iter);
      trans.minfrac = minAmt/requestAmt;
      trans.is_offer = false;
      trans.price = commod_price;
      trans.resource = request_res;

      msg_ptr request(new Message(this, recipient, trans)); 
      request->setNextDest(facInst());
      request->sendOn();
    }

  } // <- for leop
}

//.........这里部分代码省略.........
                    TargetedWriteBatch* nextBatch = *it;
                    // If the batch is NULL, we sent it previously, so skip
                    if ( nextBatch == NULL ) continue;

                    // Figure out what host we need to dispatch our targeted batch
                    ConnectionString shardHost;
                    Status resolveStatus = _resolver->chooseWriteHost( nextBatch->getEndpoint()
                                                                           .shardName,
                                                                       &shardHost );
                    if ( !resolveStatus.isOK() ) {

                        ++numResolveFailures;

                        // Record a resolve failure
                        // TODO: It may be necessary to refresh the cache if stale, or maybe just
                        // cancel and retarget the batch
                        BatchedErrorDetail error;
                        buildErrorFrom( resolveStatus, &error );
                        batchOp.noteBatchError( *nextBatch, error );

                        // We're done with this batch
                        *it = NULL;
                        continue;
                    }

                    // If we already have a batch for this host, wait until the next time
                    HostBatchMap::iterator pendingIt = pendingBatches.find( shardHost );
                    if ( pendingIt != pendingBatches.end() ) continue;

                    //
                    // We now have all the info needed to dispatch the batch
                    //

                    BatchedCommandRequest request( clientRequest.getBatchType() );
                    batchOp.buildBatchRequest( *nextBatch, &request );

                    // Internally we use full namespaces for request/response, but we send the
                    // command to a database with the collection name in the request.
                    NamespaceString nss( request.getNS() );
                    request.setNS( nss.coll() );

                    _dispatcher->addCommand( shardHost, nss.db(), request );

                    // Indicate we're done by setting the batch to NULL
                    // We'll only get duplicate hostEndpoints if we have broadcast and non-broadcast
                    // endpoints for the same host, so this should be pretty efficient without
                    // moving stuff around.
                    *it = NULL;

                    // Recv-side is responsible for cleaning up the nextBatch when used
                    pendingBatches.insert( make_pair( shardHost, nextBatch ) );
                }

                // Send them all out
                _dispatcher->sendAll();
                numSent += pendingBatches.size();

                //
                // Recv side
                //

                while ( _dispatcher->numPending() > 0 ) {

                    // Get the response
                    ConnectionString shardHost;
                    BatchedCommandResponse response;

//.........这里部分代码省略.........
			while (match.hasNext()){
				QStandardItem *item = new QStandardItem;
				QString part = match.next().captured();
				QRegularExpression r;
				r.setPattern("(?<=>)[^>]+?(?=</a>)");
				item->setData(Utils::decodeXml(r.match(part).captured()), Qt::EditRole);
				r.setPattern("(?<=data-vid=\").+?(?=\")");
				QString next("http://static.comment.%1/V2/%2?pageSize=1000&pageNo=1");
				next = next.arg(Utils::customUrl(Utils::AcFun)).arg(r.match(part).captured());
				item->setData(next, UrlRole);
				item->setData((task.code + "#%1").arg(d->model->rowCount() + 1), StrRole);
				item->setData(File, NxtRole);
				d->model->appendRow(item);
			}
			if (sharp == -1 && d->model->rowCount() >= 2){
				emit stateChanged(task.state = Part);
			}
			else{
				int i = sharp == -1 ? 0 : task.code.mid(sharp + 1).toInt() - 1;
				if (i >= 0 && i < d->model->rowCount()){
					forward(QNetworkRequest(d->model->item(i)->data(UrlRole).toUrl()), File);
				}
				else{
					emit stateChanged(203);
					dequeue();
				}
			}
			break;
		}
		case File:
		{
			QByteArray data = reply->readAll();
			if (data != "[[],[],[]]"){
				QNetworkRequest &request = task.request;
				QUrl url = request.url();
				int page = QUrlQuery(url).queryItemValue("pageNo").toInt();
				url.setQuery(QString());
				request.setUrl(url);
				dumpDanmaku(data, Utils::AcFun, false);
				QUrlQuery query;
				query.addQueryItem("pageSize", "1000");
				query.addQueryItem("pageNo", QString::number(page + 1));
				url.setQuery(query);
				request.setUrl(url);
				forward(request, File);
			}
			else{
				emit stateChanged(task.state = None);
				dequeue();
			}
			break;
		}
		}
	};
	auto acRegular = getRegular(QRegularExpression("a(c(\\d+([#_])?(\\d+)?)?)?", QRegularExpression::CaseInsensitiveOption));
	d->pool.append({ acRegular, 0, acProcess });

	auto abProcess = [this, acProcess](QNetworkReply *reply){
		Q_D(Load);
		Task &task = d->queue.head();
		int sharp = task.code.indexOf(QRegularExpression("[#_]"));
		switch (task.state){
		case None:
		{
			QString url("http://www.%1/bangumi/video/page?bangumiId=%2&pageSize=30&pageNo=%3&order=2");
			url = url.arg(Utils::customUrl(Utils::AcFun)).arg(task.code.mid(2, sharp - 2));

static SLVAL
request_remote_addr(sl_vm_t* vm)
{
    return request(vm)->remote_addr;
}

static SLVAL
request_index(sl_vm_t* vm, SLVAL self, SLVAL name)
{
    (void)self;
    return sl_dict_get(vm, request(vm)->params, name);
}

static SLVAL
request_query_string(sl_vm_t* vm)
{
    return request(vm)->query_string;
}

static SLVAL
request_path_info(sl_vm_t* vm)
{
    return request(vm)->path_info;
}

static SLVAL
request_uri(sl_vm_t* vm)
{
    return request(vm)->uri;
}

void UpdateWorker::check() const
{
    QNetworkRequest request(Url::VERSION);
    http->get(request);
}