/// <summary>
/// check if the User Defined Language for "OpenEdgeABL" exists in the
/// userDefineLang.xml file, if it does it updates it, if it doesn't exists it creates it and asks the user
/// to restart Notepad++
/// Can also only check and not install it by setting onlyCheckInstall to true
/// </summary>
public static bool InstallUdl(bool onlyCheckInstall = false)
{
var encoding = TextEncodingDetect.GetFileEncoding(Config.FileNppUdlXml);
var fileContent = File.Exists(Config.FileNppUdlXml) ? Utils.ReadAllText(Config.FileNppUdlXml, encoding) : @"<NotepadPlus />";
var regex = new Regex("<UserLang name=\"OpenEdgeABL\".*?</UserLang>", RegexOptions.Singleline | RegexOptions.IgnoreCase);
var matches = regex.Match(fileContent);
if (matches.Success)
{
if (onlyCheckInstall)
{
return(true);
}
// if it already exists in the file, delete the existing one
fileContent = regex.Replace(fileContent, @"");
}
else
{
if (onlyCheckInstall)
{
return(false);
}
// if it doesn't exist in the file
UserCommunication.Notify("It seems to be the first time that you use this plugin.<br>In order to activate the syntax highlighting, you must restart notepad++.<br><br><i>Please note that if a document is opened at the next start, you will have to manually close/reopen it to see the changes.</i><br><br><b>Sorry for the inconvenience</b>!", MessageImg.MsgInfo, "Information", "Installing syntax highlighting");
}
if (fileContent.ContainsFast(@"<NotepadPlus />"))
{
fileContent = fileContent.Replace(@"<NotepadPlus />", "<NotepadPlus>\r\n" + DataResources.UDL + "\r\n</NotepadPlus>");
}
else
{
fileContent = fileContent.Replace(@"<NotepadPlus>", "<NotepadPlus>\r\n" + DataResources.UDL);
}
// write to userDefinedLang.xml
try {
Utils.FileWriteAllText(Config.FileNppUdlXml, fileContent, encoding);
} catch (Exception e) {
if (e is UnauthorizedAccessException)
{
UserCommunication.Notify("<b>Couldn't access the file :</b><br>" + Config.FileNppUdlXml + "<br><br>This means i couldn't correctly applied the syntax highlighting feature!<br><br><i>Please make sure to allow write access to this file (Right click on file > Security > Check what's needed to allow total control to current user)</i>", MessageImg.MsgError, "Syntax highlighting", "Can't access userDefineLang.xml");
}
else
{
ErrorHandler.ShowErrors(e, "Error while accessing userDefineLang.xml");
}
return(false);
}
return(true);
}