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rzd_tickets: Commit

Cherry-picking of railway tickets from RZD based on price

Loading proxy list to the object

diff -r 5be610ef8a9b -r e5b7300545e7 include/rzd.hpp

--- a/include/rzd.hpp Sun Mar 03 07:48:11 2024 +0300

+++ b/include/rzd.hpp Sun Mar 03 09:08:17 2024 +0300

		@@ -11,7 +11,8 @@
11	11	#include <ctools/predef/external_headers.h>
12	12
13	13	CT_BEGIN_EXTERNAL_HEADERS
14		-#include <QNetworkAccessManager>
	14	+# include <QNetworkAccessManager>
	15	+# include <QNetworkProxy>
15	16	CT_END_EXTERNAL_HEADERS
16	17
17	18	#include <cpptools/string.hpp>

		@@ -42,10 +43,12 @@
42	43
43	44	private:
44	45	static const std::string kPath;
	46	+ QList<QNetworkProxy> proxyList;
45	47
46	48	QNetworkAccessManager networkAccessManager;
47	49
48	50	void reset();
	51	+ void loadProxyList();
49	52
50	53	private slots:
51	54	void slotFinished(QNetworkReply* networkReply);

diff -r 5be610ef8a9b -r e5b7300545e7 resources_rzdt.qrc

--- a/resources_rzdt.qrc Sun Mar 03 07:48:11 2024 +0300

+++ b/resources_rzdt.qrc Sun Mar 03 09:08:17 2024 +0300

		@@ -1,5 +1,6 @@
1	1	<RCC>
2	2	<qresource prefix="/">
3	3	<file>resources/qtbase_ru.qm</file>
	4	+ <file>proxy_list/http.txt</file>
4	5	</qresource>
5	6	</RCC>

diff -r 5be610ef8a9b -r e5b7300545e7 src/rzd.cpp

--- a/src/rzd.cpp Sun Mar 03 07:48:11 2024 +0300

+++ b/src/rzd.cpp Sun Mar 03 09:08:17 2024 +0300

		@@ -9,9 +9,15 @@
9	9	#include "rzd.hpp"
10	10
11	11	CT_BEGIN_EXTERNAL_HEADERS
	12	+# include <random>
	13	+
	14	+# include <QFile>
12	15	CT_END_EXTERNAL_HEADERS
13	16
	17	+#include <ctools/std/math.h>
	18	+
14	19	#include <qttools/safe_connect.hpp>
	20	+#include <qttools/types.hpp>
15	21
16	22
17	23	/* INDENT-OFF */

		@@ -22,8 +28,11 @@
22	28
23	29	Rzd::Rzd()
24	30	:
	31	+ proxyList(),
25	32	networkAccessManager()
26	33	{
	34	+ loadProxyList();
	35	+
27	36	qttools::safeConnect(&networkAccessManager, SIGNAL(finished(QNetworkReply)), this, SLOT(slotFinished(QNetworkReply)));
28	37	qttools::safeConnect(&networkAccessManager, SIGNAL(networkAccessibleChanged(QNetworkAccessManager::NetworkAccessibility)),
29	38	this, SLOT(slotNetworkAccessibleChanged(QNetworkAccessManager::NetworkAccessibility)));

		@@ -36,6 +45,55 @@
36	45	networkAccessManager.clearAccessCache();
37	46	}
38	47
	48	+void Rzd::loadProxyList()
	49	+{
	50	+ const QString kFolder = ":/proxy_list/";
	51	+ const QString kFile = kFolder + "http.txt";
	52	+
	53	+ QFile file(kFile);
	54	+ QByteArray ba;
	55	+ QByteArrayList baList;
	56	+
	57	+ if (!file.open(QIODevice::ReadOnly \| QIODevice::Text))
	58	+ CPT_THROW(cpptools::exceptions::IllegalStateException);
	59	+
	60	+ ba = file.readAll();
	61	+ baList = ba.split('\n');
	62	+
	63	+ file.close();
	64	+
	65	+ const size_t kNumberOfProxies = 100;
	66	+
	67	+ for (size_t i = 0; i < kNumberOfProxies; i++)
	68	+ {
	69	+ const int kRandomIndex = ctools::iround16((static_cast<double>(std::rand()) / RAND_MAX) * (baList.length() - 1));
	70	+ const QString kS = baList[kRandomIndex];
	71	+
	72	+ const QStringList kParts = kS.split(':');
	73	+
	74	+ CPT_THROW_IF(kParts.length() != 2, cpptools::exceptions::UnexpectedValueException);
	75	+
	76	+ const QString kIp = kParts[0];
	77	+ const QString kPort = kParts[1];
	78	+
	79	+ bool ok;
	80	+ uint port = kPort.toUInt(&ok);
	81	+
	82	+ CPT_THROW_IF(!ok, cpptools::exceptions::StringConvertionException);
	83	+
	84	+ quint16 port16;
	85	+
	86	+ if (port <= UINT16_MAX)
	87	+ port16 = static_cast<quint16>(port);
	88	+ else
	89	+ CPT_THROW(cpptools::exceptions::UnexpectedValueException);
	90	+
	91	+ QNetworkProxy networkProxy(QNetworkProxy::HttpProxy, kIp, port16);
	92	+
	93	+ proxyList.append(networkProxy);
	94	+ }
	95	+}
	96	+
39	97	std::string Rzd::getQuery(const std::string path, const std::list<std::string> params, const QNetworkAccessManager::Operation operation)
40	98	{
41	99