Merge pull request #4 from amlel-el-mahrouss/devv1.0.43

OCL — v1.0.43

1 files changed, 79 insertions, 0 deletions

diff --git a/dev/lib/utility/cgi_writer.hpp b/dev/lib/utility/cgi_writer.hpp
new file mode 100644
index 0000000..126b299
--- /dev/null
+++ b/dev/lib/utility/cgi_writer.hpp
@@ -0,0 +1,79 @@
+/*
+ * File: cgi_writer.hpp
+ * Author: Amlal El Mahrouss,
+ * Copyright 2023-2025, Amlal El Mahrouss.
+ */
+
+#ifndef _OCL_CGI_WRITER_HPP
+#define _OCL_CGI_WRITER_HPP
+
+#include <lib/io/print.hpp>
+#include <lib/utility/chunk_string.hpp>
+#include <sstream>
+#include <format>
+
+namespace ocl
+{
+	namespace cgi
+	{
+		/// @brief CGI Writer class, writes to stdout; as CGI expects.
+		template <typename char_type = char>
+		class basic_writer
+		{
+		private:
+			basic_writer& eval_(const ocl::basic_chunk_string<char_type>& mime, const ocl::basic_chunk_string<char_type>& ss) noexcept
+			{
+				std::basic_stringstream<char_type> ss_out;
+
+				ss_out << std::format("Content-Type: {}\r\n", mime.str());
+				ss_out << std::format("Server: {}\r\n", "OCL-CGI/1.0");
+				ss_out << std::format("Content-Length: {}\r\n\r\n", ss.str().size());
+				ss_out << ss.str();
+
+				ocl::io::print(ss_out.str());
+
+				return *this;
+			}
+
+		public:
+			explicit basic_writer() = default;
+			~basic_writer()			= default;
+
+			basic_writer& operator=(const basic_writer&) = default;
+			basic_writer(const basic_writer&)			 = default;
+
+		public:
+			friend void operator<<(basic_writer& self, const ocl::basic_chunk_string<char_type>& ss_in)
+			{
+				self = self.eval_("text/plain", ss_in);
+			}
+
+			basic_writer& binary(const ocl::basic_chunk_string<char_type>& ss_in)
+			{
+				return this->eval_("application/octet-stream", ss_in);
+			}
+
+			basic_writer& html(const ocl::basic_chunk_string<char_type>& ss_in)
+			{
+				return this->eval_("text/html", ss_in);
+			}
+
+			basic_writer& xml(const ocl::basic_chunk_string<char_type>& ss_in)
+			{
+				return this->eval_("application/xml", ss_in);
+			}
+
+			basic_writer& json(const ocl::basic_chunk_string<char_type>& ss_in)
+			{
+				return this->eval_("application/json", ss_in);
+			}
+
+			basic_writer& js(const ocl::basic_chunk_string<char_type>& ss_in)
+			{
+				return this->eval_("text/javascript", ss_in);
+			}
+		};
+	} // namespace cgi
+} // namespace ocl
+
+#endif // ifndef _OCL_CGI_WRITER_HPP