Text product files

wxdata/source/scwx/awips/text_product_file.cpp

@@ -0,0 +1,86 @@
+#include <scwx/awips/text_product_file.hpp>
+
+#include <fstream>
+
+#include <boost/log/trivial.hpp>
+
+namespace scwx
+{
+namespace awips
+{
+
+static const std::string logPrefix_ = "[scwx::awips::text_product_file] ";
+
+class TextProductFileImpl
+{
+public:
+   explicit TextProductFileImpl() : messages_ {} {};
+   ~TextProductFileImpl() = default;
+
+   std::vector<std::shared_ptr<TextProductMessage>> messages_;
+};
+
+TextProductFile::TextProductFile() : p(std::make_unique<TextProductFileImpl>())
+{
+}
+TextProductFile::~TextProductFile() = default;
+
+TextProductFile::TextProductFile(TextProductFile&&) noexcept = default;
+TextProductFile&
+TextProductFile::operator=(TextProductFile&&) noexcept = default;
+
+size_t TextProductFile::message_count() const
+{
+   return p->messages_.size();
+}
+
+std::shared_ptr<TextProductMessage> TextProductFile::message(size_t i) const
+{
+   return p->messages_[i];
+}
+
+bool TextProductFile::LoadFile(const std::string& filename)
+{
+   BOOST_LOG_TRIVIAL(debug) << logPrefix_ << "LoadFile(" << filename << ")";
+   bool fileValid = true;
+
+   std::ifstream f(filename, std::ios_base::in | std::ios_base::binary);
+   if (!f.good())
+   {
+      BOOST_LOG_TRIVIAL(warning)
+         << logPrefix_ << "Could not open file for reading: " << filename;
+      fileValid = false;
+   }
+
+   if (fileValid)
+   {
+      fileValid = LoadData(f);
+   }
+
+   return fileValid;
+}
+
+bool TextProductFile::LoadData(std::istream& is)
+{
+   BOOST_LOG_TRIVIAL(debug) << logPrefix_ << "Loading Data";
+
+   while (!is.eof())
+   {
+      std::shared_ptr<TextProductMessage> message =
+         TextProductMessage::Create(is);
+
+      if (message != nullptr)
+      {
+         p->messages_.push_back(message);
+      }
+      else
+      {
+         break;
+      }
+   }
+
+   return !p->messages_.empty();
+}
+
+} // namespace awips
+} // namespace scwx