implemented #44 (access rights checking)

1 files changed, 40 insertions, 1 deletions

diff --git a/main.cpp b/main.cpp
index 5e4034e..23d486b 100755
--- a/main.cpp
+++ b/main.cpp
@@ -1787,6 +1787,45 @@ void InitCheck()
 {
 	{//parse gpg output
 		gpg_valid = isGPGValid();
+		bool home_dir_access = false, temp_access = false;
+		TCHAR *home_dir = UniGetContactSettingUtf(NULL, szGPGModuleName, "szHomePath", _T(""));
+		std::wstring test_path = home_dir;
+		mir_free(home_dir);
+		test_path += _T("/");
+		test_path += toUTF16(get_random(13));
+		wfstream test_file;
+		test_file.open(test_path, std::ios::trunc | std::ios::out);
+		if(test_file.is_open() && test_file.good())
+		{
+			test_file<<_T("access_test\n");
+			if(test_file.good())
+				home_dir_access = true;
+			test_file.close();
+			DeleteFile(test_path.c_str());
+		}
+		home_dir = _tgetenv(_T("TEMP"));
+		test_path = home_dir;
+		test_path += _T("/");
+		test_path += toUTF16(get_random(13));
+		test_file.open(test_path, std::ios::trunc | std::ios::out);
+		if(test_file.is_open() && test_file.good())
+		{
+			test_file<<_T("access_test\n");
+			if(test_file.good())
+				temp_access = true;
+			test_file.close();
+			DeleteFile(test_path.c_str());
+		}
+		if(!home_dir_access || !temp_access || !gpg_valid)
+		{
+			char buf[4096];
+			strcpy(buf, gpg_valid?Translate("GPG binary is set and valid (this is good).\n"):Translate("GPG binary unset or invalid (plugin will not work).\n"));
+			strcat(buf, home_dir_access?Translate("Home dir write access granted (this is good).\n"):Translate("Home dir have not write access (plugin most probably will not work).\n"));
+			strcat(buf, temp_access?Translate("Temp dir write access granted (this is good).\n"):Translate("Temp dir have not write access (plugin should work, but may have some problems, filetransfers will not work)."));
+			if(!gpg_valid)
+				strcat(buf, Translate("\nGPG will be disabled until you solve this problems"));
+			MessageBoxA(0, buf, Translate("GPG plugin problems"), MB_OK);
+		}
 		if(!gpg_valid)
 			return;
 		gpg_keyexist = isGPGKeyExist();
@@ -1814,7 +1853,7 @@ void InitCheck()
 			if(result == pxNotFound)
 				return;
 		}
-		TCHAR *home_dir = UniGetContactSettingUtf(NULL, szGPGModuleName, "szHomePath", _T(""));
+		home_dir = UniGetContactSettingUtf(NULL, szGPGModuleName, "szHomePath", _T(""));
 		wstring tmp_dir = home_dir;
 		mir_free(home_dir);
 		tmp_dir += _T("\\tmp");