/// <summary>
/// Catches the specified exception.
/// </summary>
/// <param name = "Exc">The exc.</param>
public static void Catch(Exception Exc)
{
try
{
if (!File.Exists(ErrorLogFile))
{
var fs = new FileStream(ErrorLogFile, FileMode.OpenOrCreate, FileAccess.ReadWrite);
fs.Close();
}
var sw = new StreamWriter(ErrorLogFile, true);
sw.Write(MakeErrorString(Exc, true));
sw.Flush();
sw.Close();
var r = new Random();
string erCaption = counter == ErrorWelcomeCaptions.GetLength(0)
? ErrorWelcomeCaptions[r.Next(ErrorWelcomeCaptions.GetLength(0))]
: ErrorWelcomeCaptions[counter++];
SearchIO.MessageBoxShow("Error found in " + Exc.Source +
"\nError contents can be found in " + ErrorLogFile, erCaption, "Error");
}
catch (Exception e)
{
SearchIO.output("Error in ErrorLogger (how did this happen?!)"
+ e);
}
}
/// <summary>
/// Loads the default seed and rule sets.
/// </summary>
public void LoadDefaultSeedAndRuleSets()
{
try
{
rulesets = new ruleSet[numOfRuleSets];
SearchIO.output("There are " + numOfRuleSets + " rulesets.");
var filename = getOpenFilename(InputDirAbs, DefaultSeedFileName);
if (filename != "")
{
var graphAndCanvas = filer.Open(filename, true);
if (graphAndCanvas == null)
{
seed = null;
DefaultSeedFileName = "";
SearchIO.MessageBoxShow("The seed graph was not found. Please change to valid file"
+ " in settings.", "Seed Graph Not Found.", "Error");
}
else
{
seed = (designGraph)graphAndCanvas[0];
DefaultSeedFileName = filename;
SearchIO.addAndShowGraphWindow(graphAndCanvas,
"SEED: " + Path.GetFileNameWithoutExtension(filename));
SearchIO.output("Seed graph, " + Path.GetFileNameWithoutExtension(filename) + " ,successfully opened.");
}
}
for (var i = 0; i < numOfRuleSets; i++)
{
var RSFileName = "";
if (i < defaultRSFileNames.Count)
{
RSFileName = defaultRSFileNames[i];
}
filename = getOpenFilename(RulesDirAbs, RSFileName);
if (filename == "")
{
continue;
}
object objRS = filer.Open(filename, true);
if (objRS == null)
{
rulesets[i] = null;
defaultRSFileNames[i] = "";
SearchIO.output("No Rule Set found at #" + i + ".");
}
else
{
rulesets[i] = (ruleSet)((object[])objRS)[0];
SearchIO.addAndShowRuleSetWindow(new object[] { rulesets[i], filename },
"RS" + i + ": " + Path.GetFileNameWithoutExtension(filename));
// SearchIO.output("Rule Set #" + i + " sucessfully opened.");
}
}
}
catch (Exception exc)
{
ErrorLogger.Catch(exc);
}
}
/// <summary>
/// Saves the new settings.
/// </summary>
/// <param name="filename">The filename.</param>
public void saveNewSettings(string filename = "")
{
if (string.IsNullOrWhiteSpace(filename))
{
filename = FilePath;
}
if (string.IsNullOrWhiteSpace(filename))
{
filename = "GraphSynthSettings.gsconfig";
}
if (!Path.IsPathRooted(filename))
{
/* if windows machine,the default errorlog location is in the User\AppData\Roaming\GraphSynth */
if (Environment.OSVersion.Platform.ToString().StartsWith("Win"))
{
var appDir = Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) + DS + "GraphSynth";
if (!Directory.Exists(appDir))
{
Directory.CreateDirectory(appDir);
}
filename = appDir + DS + filename;
}
/* otherwise, put it in the executable directory */
else
{
filename = ExecDir + filename;
}
}
FilePath = filename;
var tempConfigDir = ConfigDir;
ConfigDir = Path.GetDirectoryName(filename);
StreamWriter streamWriter = null;
try
{
streamWriter = new StreamWriter(filename);
var SettingsSerializer = new XmlSerializer(typeof(GlobalSettings));
SettingsSerializer.Serialize(streamWriter, this);
SearchIO.MessageBoxShow("Saved at " + filename, "Settings file saved successfuly.");
}
catch (Exception e)
{
SearchIO.MessageBoxShow("The configuration file did not save because of error: "
+ e,
"Error Saving config file.", "Error");
}
finally
{
ConfigDir = tempConfigDir;
if (streamWriter != null)
{
streamWriter.Close();
}
}
}
/// <summary>
/// Checks the rule with some issues that may have been overlooked.
/// </summary>
/// <param name="gR">The grammar rule.</param>
/// <returns></returns>
public static Boolean checkRule(grammarRule gR)
{
if ((gR.L.checkForRepeatNames()) &&
!SearchIO.MessageBoxShow("You are not allowed to have repeat names in L. I have changed these " +
"names to be unique, which may have disrupted your context graph, K. Do you want to continue?",
"Repeat names in L", "Information", "YesNo", "Yes"))
{
return(false);
}
if ((gR.R.checkForRepeatNames()) &&
!SearchIO.MessageBoxShow("You are not allowed to have repeat names in R. I have changed" +
" these names to be unique, which may have disrupted your context graph, K. Do you" +
" want to continue?", "Repeat names in R", "Information", "YesNo", "Yes"))
{
return(false);
}
if ((NotExistElementsinKR(gR)) &&
!SearchIO.MessageBoxShow("There appears to be common elements between "
+ "the left and right hand sides of the rule that are indicated as \"Must NOT Exist\""
+ " within the left-hand side. This is not allowed. Continue Anyway?", "Improper use of negative elements",
"Error", "YesNo", "No"))
{
return(false);
}
if ((NumKElements(gR) == 0) &&
!SearchIO.MessageBoxShow("There appears to be no common elements between " +
"the left and right hand sides of the rule. Is this intentional? If so, click yes to continue.",
"No Context Graph", "Information", "YesNo", "Yes"))
{
return(false);
}
if ((KarcsChangeDirection(gR) != "") &&
!SearchIO.MessageBoxShow("It appears that arc(s): " + KarcsChangeDirection(gR) +
" change direction (to = from or vice-versa). Even though the arc(s) might be undirected," +
" this can still lead to problems in the rule application, it is recommended that this is" +
" fixed before saving. Save anyway?", "Change in Arc Direction", "Information", "YesNo", "Yes"))
{
return(false);
}
if ((!ValidateFreeArcEmbeddingRules(gR)) &&
!SearchIO.MessageBoxShow("There appears to be invalid references in the free arc embedding rules." +
" Node names used in free arc embedding rules do not exist. Continue Anyway?",
"Invalid Free-Arc References", "Error", "YesNo", "No"))
{
return(false);
}
gR.ReorderNodes();
return(true);
}
/// <summary>
/// Reads in the settings.
/// </summary>
/// <param name="configPath">The file path.</param>
/// <returns></returns>
public static GlobalSettings readInSettings(string configPath = "")
{
GlobalSettings settings = null;
var filePaths = GetPotentialFiles(configPath.TrimEnd(DS));
var i = 0;
while ((i < filePaths.Count) && !readInSettings(filePaths[i], out settings))
{
i++;
}
if (i == filePaths.Count)
{
SearchIO.MessageBoxShow(
"Welcome to GraphSynth. This very well might be your first time with this program, " +
"since no valid configuration file was found.\n\nPlease review and edit the default "
+ "Settings in the Edit Drop-Down Menu.",
"Welcome to GraphSynth");
if (Environment.OSVersion.Platform.ToString().StartsWith("Win"))
{
ConfigDir = Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) + DS +
"GraphSynth" + DS;
}
else
{
ConfigDir = ExecDir;
}
settings = new GlobalSettings {
FilePath = configPath
};
settings.LoadDefaults();
settings.saveNewSettings();
}
else
{
SearchIO.output("Loaded settings at" + filePaths[i] + ".");
if (i > 0)
{
SearchIO.output("Found after trying:");
for (var j = 0; j < i; j++)
{
SearchIO.output(j + ". " + filePaths[j]);
}
}
settings.FilePath = filePaths[i];
}
return(settings);
}
private static string getOpenFilename(string dir, string filename)
{
if (string.IsNullOrWhiteSpace(filename))
{
return("");
}
//if (!filename.EndsWith(".xml")) filename += ".xml";
if ((Path.IsPathRooted(filename)) && File.Exists(filename))
{
return(filename);
}
if (File.Exists(dir + filename))
{
return(dir + filename);
}
if (filename.Length > 0)
{
SearchIO.MessageBoxShow("File named " + filename + " not found.",
" File not found.", "Error");
}
return("");
}
