Continues migration with DDS, Common

Lts/Common/LtsAppDescriptor/checker/main.cpp

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+#include <LtsAppDescriptor/lts_app_descriptor.h>
+
+#include <QCoreApplication>
+#include <QFile>
+#include <QFileInfoList>
+#include <QDirIterator>
+#include <QTextStream>
+#include <QRegularExpression>
+#include <QRegularExpressionMatch>
+
+#include <cstdio>
+
+
+int main(int argc, char *argv[])
+{
+  QCoreApplication a(argc, argv);
+
+  const QStringList args(a.arguments());
+
+  if (args.count() != 3)
+  {
+    printf("usage: %s <current source directory> <apps.json>\n", args.at(0).toStdString().c_str());
+    return -1;
+  }
+
+  const QString currentSrcDir(a.arguments().at(1));
+
+  const QString appsJsonFilePath(QStringLiteral("%1/%2").arg(currentSrcDir, a.arguments().at(2)));
+  QFile f(appsJsonFilePath);
+
+  if (!f.open(QFile::ReadOnly))
+  {
+    printf("LtsAppDescriptorChecker: cannot open apps.json at %s: %s\n", appsJsonFilePath.toStdString().c_str(), f.errorString().toStdString().c_str());
+    return -2;
+  }
+
+  printf("LtsAppDescriptorChecker: checking %s\n", appsJsonFilePath.toStdString().c_str());
+
+  QStringList lastErrors;
+  QStringList dummy1;
+  QString dummy2;
+  LtsAppDescriptor::AppDescriptionVector adv = LtsAppDescriptor::LtsAppDescriptor::getAppDescriptionVector(f.readAll(), lastErrors, dummy1, dummy2);
+
+  if (!lastErrors.isEmpty())
+  {
+    printf("LtsAppDescriptorChecker: apps.json at %s invalid:\n%s\n", appsJsonFilePath.toStdString().c_str(), lastErrors.join(QStringLiteral("\r\n\r\n")).toStdString().c_str());
+    return 1;
+  }
+
+
+  
+  QFileInfoList guiPluginFiles;
+  QDirIterator it(QStringLiteral("%1/../../Plugins/").arg(currentSrcDir), QDirIterator::Subdirectories);
+
+  while (it.hasNext())
+  {
+    QString filename(it.next());
+    QFileInfo file(filename);
+
+    if (file.isDir())
+        continue;
+
+    if (file.fileName().endsWith(QStringLiteral("_gui_plugin.h"), Qt::CaseInsensitive))
+      guiPluginFiles.append(file);
+  }
+
+  QStringList filenames;
+  filenames.reserve(guiPluginFiles.size());
+  for (const QFileInfo &fi : qAsConst(guiPluginFiles))
+  {
+    filenames += fi.absoluteFilePath();
+  }
+
+
+  QStringList guiPluginIIDs;
+  for (const QFileInfo &fi : qAsConst(guiPluginFiles))
+  {
+    QFile f2(fi.absoluteFilePath());
+
+    if (!f2.open(QFile::ReadOnly))
+      continue;
+
+    QTextStream ts(&f2);
+    while (!ts.atEnd())
+    {
+      QString line(ts.readLine().trimmed().simplified());
+      static QString iidIdentifier(QStringLiteral("Q_PLUGIN_METADATA"));
+
+      if (line.contains(iidIdentifier))
+      {
+        QRegularExpression re(QStringLiteral("(?<=gui:3:).*(?=\"\\))"));
+        QRegularExpressionMatch match = re.match(line);
+        if (match.hasMatch())
+        {
+          QString matched = match.captured(0);
+          
+          guiPluginIIDs += matched;
+        }
+        break;
+      }
+    }
+  }
+
+
+  
+  bool ok = true;
+
+  for (const LtsAppDescriptor::AppDescription &appdesc : qAsConst(adv))
+  {
+    for (const LtsAppDescriptor::PluginInfo &pi : qAsConst(appdesc.pluginInfos))
+    {
+      if (!guiPluginIIDs.contains(pi.iid))
+      {
+        printf("LtsAppDescriptorChecker: apps.json at '%s' uses unknown IID '%s'\n", appsJsonFilePath.toStdString().c_str(), pi.iid.toStdString().c_str());
+        ok = false;
+      }
+    }
+  }
+
+  
+
+  return !ok;
+}
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