just save

Calculator/main.cpp

@@ -31,11 +31,13 @@ int main(int argc, char *argv[])
         //TariffCalculatorHandle handle = NewTariffCalculator();
         //DeleteTariffCalculator(handle);
 
-        if (InitGitLibrary() > 0) {
-            qCritical() << CloneRepository("https://git.mimbach49.de/GerhardHoffmann/customer_999.git", "C:\\tmp\\customer_999");
-            qCritical() << CheckoutLocalBranch("C:\\tmp\\customer_999", "master");
-            ShutdownGitLibrary();
-        }
+        //if (InitGitLibrary() > 0) {
+        //    qCritical() << CloneRepository("https://git.mimbach49.de/GerhardHoffmann/customer_999.git", "C:\\tmp\\customer_999");
+        //    qCritical() << CheckoutLocalBranch("C:\\tmp\\customer_999", "master");
+        //    ShutdownGitLibrary();
+       // }
+
+    qCritical() << GetFileMenuSize("customer_999");
 #else
     QLibrary library("C:\\build-ATBTariffCalculator-Desktop_Qt_6_5_0_MinGW_64_bit-Release\\CalculatorCInterface\\release\\CalculatorCInterface.dll");
     if (library.load()) {

CalculatorCInterface/CalculatorCInterface.pro

@@ -28,12 +28,14 @@ CONFIG += c++20 console
 
 SOURCES += \
     calculator_c_interface_lib.cpp \
-    tariff_calculator.cpp
+    tariff_calculator.cpp \
+    local_git_repository.cpp
 
 HEADERS += \
     calculator_c_interface_lib.h \
     calculator_c_interface_lib_global.h \
-    tariff_calculator.h
+    tariff_calculator.h \
+    local_git_repository.h
 
 # Default rules for deployment.
 unix {

CalculatorCInterface/calculator_c_interface_lib.cpp

@@ -5,12 +5,17 @@
 #include <QMap>
 #include <QString>
 #include <QDir>
+#include <QFile>
+#include <QByteArray>
+#include <QRegularExpression>
+#include <QRegularExpressionMatch>
 #include <mutex>
 
 
 #include <git2.h>
 #include <stdio.h>
 #include <stdint.h>
+#include <algorithm>
 
 static QMap<QString, git_repository *> customerRepoMap;
 static std::mutex m;
@@ -589,7 +594,67 @@ int PushLocalRepository(char const *local_path, char const *branch_name, char co
     return error;
 }
 
+#include <local_git_repository.h>
 
+static QMap<QString, LocalGitRepository *> localGitRepos;
+
+int32_t GetFileMenuSize(char const *localGitRepo) {
+    if (localGitRepos.count(localGitRepo) == 0) {
+        localGitRepos.insert(localGitRepo,
+                             new LocalGitRepository(localGitRepo));
+    }
+    return localGitRepos[localGitRepo]->GetFileMenuSize();
+}
+
+char const *GetFileMenu(const char *localGitRepo) {
+    static char j[] = "{}";
+    char *json = j;
+    int const len = GetFileMenuSize(localGitRepo);
+    if (len > 0) {
+        json = new char [len+1];
+        // fprintf(stderr, "allocate pointer %p\n", json);
+        memset(json, 0x00, len+1);
+        QByteArray const &a = localGitRepos[localGitRepo]->GetFileMenu().constData();
+        if (a.isValidUtf8()) {
+            memcpy(json, a.constData(), std::min(len, (int)a.size()));
+        }
+    }
+    return json;
+}
+
+
+char const *GetFileName(char const *localGitRepo, char const *fileId) {
+    QByteArray const &a = localGitRepos[localGitRepo]->GetFileName(fileId);
+    if (a.isValidUtf8()) {
+        char *c = new char[a.size() + 1];
+        memset(c, 0x00, a.size() + 1);
+        memcpy(c, a.constData(), a.size());
+        return c;
+    }
+    return nullptr;
+}
+
+int32_t GetFileSize(char const *localGitRepo, char const *fileId) {
+    return localGitRepos[localGitRepo]->GetFileSize(fileId);
+}
+
+char const *GetFile(char const *localGitRepo, char const *fileId) {
+    QByteArray const &a = localGitRepos[localGitRepo]->GetFile(fileId);
+    if (a.isValidUtf8()) {
+        char *c = new char[a.size() + 1];
+        memset(c, 0x00, a.size() + 1);
+        memcpy(c, a.constData(), a.size());
+        return c;
+    }
+    return nullptr;
+}
+
+void DeleteMem(char *p) {
+    if (p) {
+        // fprintf(stderr, "delete pointer %p\n", p);
+        delete p;
+    }
+}
 
 #ifdef __cplusplus
 }

CalculatorCInterface/calculator_c_interface_lib.h

@@ -1,6 +1,5 @@
 #ifndef CALCULATOR_C_INTERFACE_LIB_H_INCLUDED
 #define CALCULATOR_C_INTERFACE_LIB_H_INCLUDED
-
 #include "calculator_c_interface_lib_global.h"
 #include "tariff_calculator.h"
 
@@ -10,6 +9,16 @@ typedef TariffCalculator *TariffCalculatorHandle;
 extern "C" {
 #endif
 
+void DeleteMem(char *p) CALCULATOR_C_INTERFACE_LIB_EXPORT;
+
+// interface for menu of webpage
+char const *GetFileMenu(char const *localRepo) CALCULATOR_C_INTERFACE_LIB_EXPORT;
+int32_t GetFileMenuSize(char const *localRepo) CALCULATOR_C_INTERFACE_LIB_EXPORT;
+char const *GetFileName(char const *localRepo, char const *fileId) CALCULATOR_C_INTERFACE_LIB_EXPORT;
+int32_t GetFileSize(char const *localRepo, char const *fileId) CALCULATOR_C_INTERFACE_LIB_EXPORT;
+char const *GetFile(char const *localRepo, char const *fileId) CALCULATOR_C_INTERFACE_LIB_EXPORT;
+bool SetFile(char const *localRepo, char const *fileId, char const *json) CALCULATOR_C_INTERFACE_LIB_EXPORT;
+
 TariffCalculatorHandle NewTariffCalculator(void) CALCULATOR_C_INTERFACE_LIB_EXPORT;
 void DeleteTariffCalculator(TariffCalculatorHandle handle) CALCULATOR_C_INTERFACE_LIB_EXPORT;
 

CalculatorCInterface/local_git_repository.cpp

@@ -0,0 +1,113 @@
+#include "local_git_repository.h"
+
+#include <QDir>
+#include <QFile>
+#include <QTextStream>
+#include <QJsonDocument>
+#include <QByteArray>
+#include <QRegularExpression>
+#include <QRegularExpressionMatch>
+#include <QFile>
+
+LocalGitRepository::LocalGitRepository(QString const &localRepository)
+    : m_localRepository(localRepository)
+    , m_fileMenu("{}")
+    , m_fileMenuSize(-1) {
+}
+
+int32_t LocalGitRepository::GetFileMenuSize() const {
+    if (m_fileMenuSize == -1) {
+        GetFileMenu();
+    }
+    return m_fileMenuSize;
+}
+
+QByteArray const &LocalGitRepository::GetFileMenu() const {
+    if (m_fileMenu.toStdString() == "{}") {
+        QFile f(QDir::cleanPath(QString(baseDir) + m_localRepository + QDir::separator()
+                                + "etc/psa_webinterface/menu_config.json"));
+        if (f.exists()) {
+            if (f.open(QIODevice::ReadOnly | QIODevice::Text)) {
+                m_fileMenu = QTextStream(&f).readAll().toUtf8();
+
+                if (m_fileMenu.isValidUtf8()) {
+                    QString const &s = QString::fromUtf8(m_fileMenu);
+                    m_fileMenuSize = s.toLocal8Bit().size();
+                }
+            }
+        }
+    }
+    return m_fileMenu;
+}
+
+QByteArray LocalGitRepository::GetFileName(QString const &fId) {
+    QRegularExpressionMatch match;
+    static const QRegularExpression re("(master|[0-9]+)");
+    if (fId.lastIndexOf(re, -1, &match) != -1) {
+        int idx = fId.indexOf("/");
+        if (idx != -1) {
+            QString path = fId.mid(idx);
+            idx = path.indexOf(":");
+            if (idx != -1) {
+                path = path.mid(0, idx);
+                QString s = match.captured(match.lastCapturedIndex());
+                if (s != "master") {
+                    if (fId.contains("psa_tariff")) {
+                        QString fn(QDir::cleanPath(
+                            QString(baseDir) + QDir::separator() +
+                            QString(m_localRepository) + QDir::separator()
+                            + path + QDir::separator()
+                            + QString("tariff%1.json").arg(s.toUInt(), 2, 10, QChar('0'))));
+                        return fn.toUtf8();
+                    }
+                }
+            }
+        }
+    }
+    return QByteArray();
+}
+
+QByteArray LocalGitRepository::GetFile(QString const &fId) {
+    QByteArray a = GetFileName(fId);
+    if (a.isValidUtf8()) {
+        QFile fn(a);
+        if (fn.exists()) {
+            if (fn.open(QIODevice::ReadOnly)) {
+                return fn.readAll();
+            }
+        }
+    }
+
+    return QByteArray("{}");
+}
+
+int32_t LocalGitRepository::GetFileSize(QString const &fId) {
+    QByteArray a = GetFileName(fId);
+    if (a.isValidUtf8()) {
+        QFile fn(a);
+        if (fn.exists()) {
+            return fn.size();
+        }
+    }
+    return -1;
+}
+
+bool LocalGitRepository::SetFile(QString const &fId, QByteArray const &json) {
+    QByteArray a = GetFileName(fId);
+    if (a.isValidUtf8()) {
+        QFile fn(a);
+        if (fn.exists()) {
+            if (fn.open(QIODevice::WriteOnly)) {
+                quint64 bytesWritten = 0;
+                qint64 bytesToWrite = a.size();
+                while (bytesToWrite > 0 &&
+                      (bytesWritten = fn.write(json.constData(), bytesToWrite)) != -1) {
+                    bytesToWrite -= bytesWritten;
+                }
+                return (bytesToWrite == 0);
+            }
+        }
+
+    }
+    return false;
+}

CalculatorCInterface/local_git_repository.h

@@ -0,0 +1,30 @@
+#ifndef LOCAL_GIT_REPOSITORY_H_INCLUDED
+#define LOCAL_GIT_REPOSITORY_H_INCLUDED
+
+#include <QByteArray>
+#include <QString>
+
+#include <QJsonDocument>
+#include <QJsonArray>
+#include <QJsonObject>
+
+class LocalGitRepository {
+    QString m_localRepository;
+    mutable QByteArray m_fileMenu;
+    mutable int32_t m_fileMenuSize;
+public:
+    LocalGitRepository(QString const &localRepository);
+
+    static char const constexpr *baseDir = "H:\\";
+    QString gitRepository() const { return m_localRepository; }
+
+    QByteArray const &GetFileMenu() const;
+    int32_t GetFileMenuSize() const;
+    QByteArray GetFileName(QString const &fileId);
+    int32_t GetFileSize(QString const &fileId);
+    QByteArray GetFile(QString const &fileId);
+
+    bool SetFile(QString const &fileId, QByteArray const &json);
+};
+
+#endif // LOCAL_GIT_REPOSITORY_H_INCLUDED