generate and show qr code

CMakeLists.txt

@@ -135,12 +135,18 @@ endif()
 
 FetchContent_Declare(httplib SYSTEM
     GIT_REPOSITORY https://github.com/yhirose/cpp-httplib
-    GIT_TAG 2eaa2ea64f9fb12773306534d461d9ed63cb76b6 # v0.14.1
+    GIT_TAG 0bda3a7d1a797f2b67953504fefa7391a817a0bd
     GIT_SHALLOW TRUE)
 FetchContent_MakeAvailable(httplib)
 
 find_package(OpenCV REQUIRED COMPONENTS core imgproc imgcodecs)
 
+find_package(PkgConfig)
+pkg_check_modules(QRENCODE REQUIRED libqrencode)
+include_directories(${QRENCODE_INCLUDE_DIRS})
+link_directories(${QRENCODE_LIBRARY_DIRS})
+target_link_libraries(checks-parser PRIVATE ${QRENCODE_LIBRARIES})
+
 include_directories( ${OpenCV_INCLUDE_DIRS} )
 target_include_directories(checks-parser PUBLIC ${OpenCV_INCLUDE_DIRS})
 

README.md

@@ -29,6 +29,7 @@ In general, you need to install following dependencies in order to build that ap
 * curl
 * nlohmann-json
 * qt5
+* qrencode
 
 Please, do not hesitate to open an issue if you cannot build that. I will help and if you are building on a distro that is not listed there, we can append that list as soon as we will solve your problem!
 ### Linux
@@ -36,7 +37,7 @@ Please, do not hesitate to open an issue if you cannot build that. I will help a
 I recommend using aur helper (I use yay) to install dependencies. Or, if you're masochist, you can build all by yourself ¯\\\_(ツ)\_/¯
 ```
 #Install dependencies
-yay -S base-devel qt5-base opencv zbar nlohmann-json tesseract
+yay -S base-devel qt5-base opencv zbar nlohmann-json tesseract qrencode
 #Install a language package for OCR. Replace ``LANG` to your language. For example, ``tesseract-data-rus`` for russian language
 yay -S tesseract-data-LANG
 #Clone and compile an app

README.ru.md

@@ -37,7 +37,7 @@
 Я рекомендую использовать помощник для АУРа (я использую yay) чтобы установить зависимости. Или, если вы мазохист, можете собрать все зависимости ручками ¯\\\_(ツ)\_/¯
 ```
 #Установка зависимостей
-yay -S base-devel qt5-base opencv zbar nlohmann-json tesseract
+yay -S base-devel qt5-base opencv zbar nlohmann-json tesseract qrencode
 #Установка языкового пакета для OCR. Замените ``LANG` на желаемый язык. Например, ``tesseract-data-rus`` для русского языка
 yay -S tesseract-data-LANG
 #Загрузка исходгого кода и сборка приложения

ofdscene.cpp

@@ -7,11 +7,13 @@
 #include <adjustpicturedialog.h>
 #include <httplib.h>
 #include <outputdialog.h>
+#include <qpixmap.h>
 #include <solvecaptchadialog.h>
 
 #include <net/net.h>
-
 #include <exceptions/ofdrequestexception.h>
+#include <bits/basic_string.h>
+#include <qrencode.h>
 
 #include <bits/basic_string.h>
 
@@ -46,27 +48,29 @@ void OFDScene::startHttpServer() {
         }
         this->port = rand() % (65535 - 1024) + 1024;
 
-        httplib::Server svr;
+        std::string connectionString = "binaryeye://scan/?ret=http://"+ localIp +":"+ std::to_string(port) +"/?result={RESULT}";
 
-        svr.Get("/", [&](const httplib::Request &req, httplib::Response &res){
+        server.Get("/", [&](const httplib::Request &req, httplib::Response &res){
-            if (req.params.size() < 6) {
+            std::map<std::string, std::string> paramsMap;
-                res.set_redirect("binaryeye://scan/?ret=http://"+ localIp +":"+ std::to_string(port) +"/", 301);
+            if (req.params.size() < 1) {
+                res.set_redirect(connectionString, 301);
                 std::cerr << "Too few params: " << req.params.size() << std::endl;
                 return;
             }
-            std::map<std::string, std::string> paramsMap;
+            std::string result = req.params.find("result")->second;
-            for (auto &param : req.params) {
+            std::vector<std::string> dataSplit = split(result, "&");
-                paramsMap.insert(std::pair<std::string, std::string>(param.first, param.second));
+            for (std::string &pair : dataSplit) {
+                std::vector<std::string> values = split(pair, "=");
+                paramsMap.insert(std::pair<std::string, std::string>(values[0], values[1]));
             }
 
             emit onDataDecode(paramsMap);
 
-            res.set_redirect("binaryeye://scan/?ret=http://"+ localIp +":"+ std::to_string(port) +"/", 301);
+            res.set_redirect(connectionString, 301);
         });
 
-        number_of_retries ++;
         std::cerr << "Listening on port: " << this->port << std::endl;
-        if (!svr.listen("0.0.0.0", this->port)) {
+        if (!server.listen("0.0.0.0", this->port)) {
             std::cerr << "Random port seems to be occupied. Trying to generate another one" << std::endl;
             number_of_retries ++;
             continue;
@@ -94,9 +98,6 @@ void OFDScene::on_choose_image_button_clicked() {
 }
 
 void OFDScene::onDataDecode(std::map<std::string, std::string> data) {
-    // std::vector<std::string> dataSplit = split(data, "&");
-
-
     ui->fn_line_edit->setText(QString::fromStdString(data["fn"]));
     ui->fd_line_edit->setText(QString::fromStdString(data["i"]));
     ui->fi_line_edit->setText(QString::fromStdString(data["fp"]));
@@ -117,7 +118,6 @@ void OFDScene::onDataDecode(std::map<std::string, std::string> data) {
     ui->total_spin_box->setValue(std::stod(total));
 }
 
-
 void OFDScene::on_parse_button_clicked() {
     Net net;
     net.get_captcha_from_ofdru();
@@ -178,9 +178,28 @@ void OFDScene::on_parse_button_clicked() {
     }
 }
 
-
 void OFDScene::on_binary_eye_button_clicked() {
     http_thread = new std::thread(&OFDScene::startHttpServer, this);
+    ui->binary_eye_button->setEnabled(false);
+
+    while (!server.is_running());
+    std::string localIp;
+    try {
+        localIp = get_local_ip_address();
+    } catch(std::exception e) {
+        std::cerr << e.what() << std::endl;
+        return;
+    }
+    std::string connectionString = "binaryeye://scan?ret=http://" + localIp + ":" + std::to_string(port) + "/?result={RESULT}";
+
+    generate_qr_code(connectionString);
+
+    QMessageBox infoDialog = QMessageBox();
+    infoDialog.setText(QString::fromStdString(connectionString));
+    infoDialog.setIconPixmap(QPixmap(QString::fromStdString(get_path_relative_to_home(".local/share/checks_parser/binaryeye_connection.png"))).scaled(400, 400, Qt::KeepAspectRatio));
+    infoDialog.setWindowTitle(tr("QR code for binaryeye to connect"));
+    infoDialog.setButtonText(1, tr("I've scanned"));
+    infoDialog.exec();
 }
 
 void OFDScene::notifyHttpServerFailure() {

ofdscene.h

@@ -2,6 +2,7 @@
 #define OFDSCENE_H
 
 #include <QWidget>
+#include <httplib.h>
 #include <thread>
 
 namespace Ui {
@@ -36,6 +37,7 @@ private:
     std::thread *http_thread;
 
     unsigned int port;
+    httplib::Server server;
 };
 
 #endif // OFDSCENE_H

translations/en_US.ts

@@ -367,60 +367,74 @@
         <translation>Parse</translation>
     </message>
     <message>
-        <location filename="../ofdscene.cpp" line="188"/>
+        <location filename="../ofdscene.cpp" line="205"/>
         <source>Could not start http server. 10 times in a row random port was occupied. Either you should run for a lottery ticket, or the problem is in the program. If the lottery ticket wasn&apos;t lucky, please, contact the developer.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../ofdscene.cpp" line="190"/>
+        <location filename="../ofdscene.cpp" line="207"/>
         <source>Could not start http server.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../ofdscene.cpp" line="82"/>
+        <location filename="../ofdscene.cpp" line="84"/>
         <source>Please, select a picture where QR code that contains info about check is present</source>
         <translation>Please, select a picture where QR code that contains info about check is present</translation>
     </message>
     <message>
-        <location filename="../ofdscene.cpp" line="84"/>
+        <location filename="../ofdscene.cpp" line="86"/>
         <source>Picture was not selected</source>
         <translation>Picture was not selected</translation>
     </message>
     <message>
-        <location filename="../ofdscene.cpp" line="89"/>
+        <location filename="../ofdscene.cpp" line="91"/>
         <source>Selected image: </source>
         <translation>Selected image: </translation>
     </message>
     <message>
-        <location filename="../ofdscene.cpp" line="152"/>
+        <location filename="../ofdscene.cpp" line="150"/>
         <source>Captcha was not solved correctly!</source>
         <translation>Captcha was not solved correctly!</translation>
     </message>
     <message>
-        <location filename="../ofdscene.cpp" line="154"/>
+        <location filename="../ofdscene.cpp" line="152"/>
         <source>Captcha is incorrect</source>
         <translation>Captcha is incorrect</translation>
     </message>
     <message>
-        <location filename="../ofdscene.cpp" line="159"/>
+        <location filename="../ofdscene.cpp" line="157"/>
         <source>Internal server error. Please, try again later.</source>
         <translation>Internal server error. Please, try again later.</translation>
     </message>
     <message>
-        <location filename="../ofdscene.cpp" line="161"/>
+        <location filename="../ofdscene.cpp" line="159"/>
         <source>Internal server error</source>
         <translation>Internal server error</translation>
     </message>
     <message>
-        <location filename="../ofdscene.cpp" line="166"/>
+        <location filename="../ofdscene.cpp" line="164"/>
         <source>Check not found. Please, ensure correctness of entered data.</source>
         <translation>Check not found. Please, ensure correctness of entered data.</translation>
     </message>
     <message>
-        <location filename="../ofdscene.cpp" line="168"/>
+        <location filename="../ofdscene.cpp" line="166"/>
         <source>Check was not found</source>
         <translation>Check was not found</translation>
     </message>
+    <message>
+        <location filename="../ofdscene.cpp" line="198"/>
+        <source>QR code for binaryeye to connect</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <location filename="../ofdscene.cpp" line="199"/>
+        <source>I&apos;ve scanned</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>123 123</source>
+        <translation type="obsolete">123 123</translation>
+    </message>
 </context>
 <context>
     <name>OutputDialog</name>

translations/ru_RU.ts

@@ -367,60 +367,74 @@
         <translation>Парсить</translation>
     </message>
     <message>
-        <location filename="../ofdscene.cpp" line="188"/>
+        <location filename="../ofdscene.cpp" line="205"/>
         <source>Could not start http server. 10 times in a row random port was occupied. Either you should run for a lottery ticket, or the problem is in the program. If the lottery ticket wasn&apos;t lucky, please, contact the developer.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../ofdscene.cpp" line="190"/>
+        <location filename="../ofdscene.cpp" line="207"/>
         <source>Could not start http server.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../ofdscene.cpp" line="82"/>
+        <location filename="../ofdscene.cpp" line="84"/>
         <source>Please, select a picture where QR code that contains info about check is present</source>
         <translation>Пожалуйста, выберете изображение, содержащее QR код с информацией о чеке</translation>
     </message>
     <message>
-        <location filename="../ofdscene.cpp" line="84"/>
+        <location filename="../ofdscene.cpp" line="86"/>
         <source>Picture was not selected</source>
         <translation>Изображение не было выбрано</translation>
     </message>
     <message>
-        <location filename="../ofdscene.cpp" line="89"/>
+        <location filename="../ofdscene.cpp" line="91"/>
         <source>Selected image: </source>
         <translation>Выбранное изображение: </translation>
     </message>
     <message>
-        <location filename="../ofdscene.cpp" line="152"/>
+        <location filename="../ofdscene.cpp" line="150"/>
         <source>Captcha was not solved correctly!</source>
         <translation>Капча была решена неверно!</translation>
     </message>
     <message>
-        <location filename="../ofdscene.cpp" line="154"/>
+        <location filename="../ofdscene.cpp" line="152"/>
         <source>Captcha is incorrect</source>
         <translation>Капча введена неверно</translation>
     </message>
     <message>
-        <location filename="../ofdscene.cpp" line="159"/>
+        <location filename="../ofdscene.cpp" line="157"/>
         <source>Internal server error. Please, try again later.</source>
         <translation>Внутренняя ошибка сервера. Пожалуйста, попробуйте снова позже.</translation>
     </message>
     <message>
-        <location filename="../ofdscene.cpp" line="161"/>
+        <location filename="../ofdscene.cpp" line="159"/>
         <source>Internal server error</source>
         <translation>Внутренняя ошибка сервера</translation>
     </message>
     <message>
-        <location filename="../ofdscene.cpp" line="166"/>
+        <location filename="../ofdscene.cpp" line="164"/>
         <source>Check not found. Please, ensure correctness of entered data.</source>
         <translation>Чек не найден. Пожалуйста, убедитесь в правильности введённых данных.</translation>
     </message>
     <message>
-        <location filename="../ofdscene.cpp" line="168"/>
+        <location filename="../ofdscene.cpp" line="166"/>
         <source>Check was not found</source>
         <translation>Чек не найден</translation>
     </message>
+    <message>
+        <location filename="../ofdscene.cpp" line="198"/>
+        <source>QR code for binaryeye to connect</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <location filename="../ofdscene.cpp" line="199"/>
+        <source>I&apos;ve scanned</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>123 123</source>
+        <translation type="obsolete">123 123</translation>
+    </message>
 </context>
 <context>
     <name>OutputDialog</name>

utils/utils.cpp

@@ -5,6 +5,10 @@
 #include <cstring>
 #include <iostream>
 #include <locale>
+#include <opencv2/core/mat.hpp>
+#include <opencv2/imgcodecs.hpp>
+#include <opencv2/imgproc.hpp>
+#include <qrencode.h>
 #include <regex>
 #include <string>
 #include "../exceptions/ofdrequestexception.h"
@@ -13,6 +17,7 @@
 #include <fstream>
 #include <ifaddrs.h>
 #include <netinet/in.h>
+#include <opencv2/opencv.hpp>
 
 std::string get_local_ip_address() {
     struct ifaddrs * ifAddrStruct=NULL;
@@ -214,3 +219,28 @@ Check parseOfdRuAnswer(std::string html) {
 
     return c;
 }
+
+void generate_qr_code(std::string data) {
+    QRcode *qrCode = QRcode_encodeString(data.c_str(), 2, QR_ECLEVEL_L, QR_MODE_8,  1);
+    if (qrCode == NULL) {
+        std::cerr << "Error on generating qr code" << std::endl;
+    }
+
+    cv::Mat qrCodeImage = cv::Mat::zeros(qrCode->width, qrCode->width, CV_8UC3);
+
+    for (int y = 0; y < qrCode->width; y++) {
+        for (int x = 0; x < qrCode->width; x++) {
+            cv::rectangle(
+                qrCodeImage,
+                cv::Point(x, y),
+                cv::Point(x + 1, y + 1),
+                ((qrCode->data[y * qrCode->width + x] & 1) ?
+                     cv::Scalar(255., 255., 255.) : cv::Scalar(0., 0., 0.)
+                ),
+                -1
+            );
+        }
+    }
+    cv::imwrite(get_path_relative_to_home(".local/share/checks_parser/binaryeye_connection.png"), qrCodeImage);
+    QRcode_free(qrCode);
+}

utils/utils.h

@@ -20,4 +20,6 @@ Check parseOfdRuAnswer(std::string);
 
 std::wstring trim_html_response(std::wstring& check);
 
+void generate_qr_code(std::string data);
+
 #endif // UTILS_H