From 6866019fdec1c345d4f626861c640122a90e0ce8 Mon Sep 17 00:00:00 2001
From: Alexander Sulfrian <alexander@sulfrian.net>
Date: Mon, 18 Jan 2010 03:27:27 +0100
Subject: added functions for parsing float, int and bool headers

---
 src/base/song.cpp | 57 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 src/base/song.hpp |  3 +++
 2 files changed, 60 insertions(+)

(limited to 'src')

diff --git a/src/base/song.cpp b/src/base/song.cpp
index f596e480..a12a6657 100644
--- a/src/base/song.cpp
+++ b/src/base/song.cpp
@@ -26,6 +26,7 @@
 
 #include "song.hpp"
 #include "lyric_word.hpp"
+#include "utils/locale_independent_float.hpp"
 
 namespace usdx
 {
@@ -119,6 +120,62 @@ namespace usdx
 		return result;
 	}
 
+	float Song::get_header_tag_float(const std::string& tag, const bool required)
+	{
+		std::map<std::string, std::string>::iterator it;
+		float result;
+
+		if ((it = custom_header_tags.find(tag)) != custom_header_tags.end()) {
+			result = LocaleIndependentFloat(it->second).get_value();
+			custom_header_tags.erase(it);
+		}
+		else if (required) {
+			LOG4CXX_ERROR(log, "Incomplete Song! Missing '" << tag << "' Tag in: '" << get_filename() << "'");
+			throw "Incomplete Song! Missing Tag.";
+		}
+
+		return result;
+	}
+
+	int Song::get_header_tag_int(const std::string& tag, const bool required)
+	{
+		std::map<std::string, std::string>::iterator it;
+		int result;
+
+		if ((it = custom_header_tags.find(tag)) != custom_header_tags.end()) {
+			std::istringstream stream(it->second);
+			custom_header_tags.erase(it);
+			stream >> result;
+		}
+		else if (required) {
+			LOG4CXX_ERROR(log, "Incomplete Song! Missing '" << tag << "' Tag in: '" << get_filename() << "'");
+			throw "Incomplete Song! Missing Tag.";
+		}
+
+		return result;
+	}
+
+	bool Song::get_header_tag_bool(const std::string& tag, const bool required)
+	{
+		std::map<std::string, std::string>::iterator it;
+		bool result;
+
+		if ((it = custom_header_tags.find(tag)) != custom_header_tags.end()) {
+			// accept all like (YES, JA, TRUE, 1)
+			result = (it->second[0] == 'j' || it->second[0] == 'J' ||
+				  it->second[0] == 'y' || it->second[0] == 'Y' ||
+				  it->second[0] == 't' || it->second[0] == 'T' ||
+				  it->second[0] == '1');
+			custom_header_tags.erase(it);
+		}
+		else if (required) {
+			LOG4CXX_ERROR(log, "Incomplete Song! Missing '" << tag << "' Tag in: '" << get_filename() << "'");
+			throw "Incomplete Song! Missing Tag.";
+		}
+
+		return result;
+	}
+
 	LyricLine* Song::get_last_lyric_line(void)
 	{
 		if (lyrics.size() > 0) {
diff --git a/src/base/song.hpp b/src/base/song.hpp
index 91d22742..47f2d3a4 100644
--- a/src/base/song.hpp
+++ b/src/base/song.hpp
@@ -80,6 +80,9 @@ namespace usdx
 		std::map<std::string, std::string> custom_header_tags;
 
 		std::string get_header_tag(const std::string& tag, const bool required = false);
+		float get_header_tag_float(const std::string& tag, const bool required = false);
+		int get_header_tag_int(const std::string& tag, const bool required = false);
+		bool get_header_tag_bool(const std::string& tag, const bool required = false);
 
 		LyricLine* get_last_lyric_line(void);
 		LyricLine* create_new_lyric_line(int start);
-- 
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