load/save console input history

1 files changed, 56 insertions, 2 deletions

diff --git a/src/client/console.cc b/src/client/console.cc
index 71f3d5a..01f90da 100644
--- a/src/client/console.cc
+++ b/src/client/console.cc
@@ -4,13 +4,15 @@
    the terms and conditions of the GNU General Public License version 2 
 */
 
+#include "filesystem/filesystem.h"
+#include "core/core.h"
+#include "render/render.h"
 #include "client/console.h"
 #include "client/video.h"
 #include "client/keyboard.h"
-#include "core/core.h"
-#include "render/render.h"
 
 #include <iostream>
+#include <fstream>
 #include <cmath>
 
 namespace client {
@@ -79,12 +81,16 @@ void init()
 	history.push_back("");
 	history_pos = history.rbegin();
 	input_pos = 0;
+
+	load_history();
 }
 
 void shutdown()
 {
 	con_print << "Shutting down console..." << std::endl;
 
+	save_history();
+
 	// remove engine functions
 	core::func::remove("con_toggle");
 	
@@ -282,6 +288,54 @@ bool visible()
 	return console_visible;
 }
 
+void save_history()
+{
+
+	if (history.size() <= 1)
+		return;
+
+	std::string filename(filesystem::writedir);
+	filename.append("history.txt");
+	std::ofstream ofs(filename.c_str());
+
+	if (!ofs.is_open()) {
+		con_warn << "Could not write " << filename << std::endl;
+		return;
+	}
+	std::deque<std::string>::iterator it;
+	size_t l = 1;
+	for (it = history.begin(); it != history.end(); it++) {
+		if (l < history.size())
+			ofs << (*it) << std::endl;
+		l++;
+	}
+
+	ofs.close();
+}
+
+void load_history()
+{
+	std::string filename(filesystem::writedir);
+	filename.append("history.txt");
+	std::ifstream ifs(filename.c_str(), std::ifstream::in);
+
+	if (!ifs.is_open()) {
+		con_warn << "Could not read " << filename << std::endl;
+		return;
+	}
+
+	history.clear();
+	char line[MAXCMDSIZE];
+	while (ifs.getline(line, MAXCMDSIZE-1)) {
+		history.push_back(line);
+	}
+
+	ifs.close();
+
+	history.push_back("");
+	history_pos = history.rbegin();
+	input_pos = 0;
+}
 //--- private -----------------------------------------------------
 
 std::ostream & Console::messagestream()