/// <summary>
/// Saves the rule.
/// </summary>
/// <param name = "filename">The filename.</param>
/// <param name = "ruleToSave">The rule to save.</param>
protected void SaveRule(string filename, grammarRule ruleToSave)
{
StreamWriter ruleWriter = null;
try
{
ruleToSave.name = Path.GetFileNameWithoutExtension(filename);
ruleToSave.L.checkForRepeatNames();
removeNullWhiteSpaceEmptyLabels(ruleToSave.L);
ruleToSave.R.checkForRepeatNames();
removeNullWhiteSpaceEmptyLabels(ruleToSave.R);
ruleToSave.ReorderNodes();
ruleWriter = new StreamWriter(filename);
var s = SerializeRuleToXml(ruleToSave);
if (s != null)
{
ruleWriter.Write(s);
}
}
catch (Exception ioe)
{
SearchIO.output("***XML Serialization Error***");
SearchIO.output(ioe.ToString());
}
finally
{
if (ruleWriter != null)
{
ruleWriter.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);
}
private new Boolean checkRule(grammarRule gR)
{
if (progWindow == null)
{
return(true);
}
if ((gR.L.checkForRepeatNames()) && !suppressWarnings &&
!progWindow.QueryUser("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" +
"saving?", 0, "Yes", "No", false))
{
return(false);
}
if (UserCancelled)
{
return(false);
}
progress += 2;
if ((gR.R.checkForRepeatNames()) && !suppressWarnings &&
!progWindow.QueryUser("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 saving?", 0, "Yes", "No", false))
{
return(false);
}
if (UserCancelled)
{
return(false);
}
if ((NotExistElementsinKR(gR)) && !suppressWarnings &&
!progWindow.QueryUser("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?", 0, "Yes", "No", false))
{
return(false);
}
progress += 2;
if ((NumKElements(gR) == 0) && !suppressWarnings &&
!progWindow.QueryUser("No Context Graph: 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.",
0, "Yes", "No", false))
{
return(false);
}
if (UserCancelled)
{
return(false);
}
progress += 2;
if ((KarcsChangeDirection(gR) != "") && !suppressWarnings &&
!progWindow.QueryUser("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?", 0, "Yes", "No", false))
{
return(false);
}
if (UserCancelled)
{
return(false);
}
progress += 2;
if ((!ValidateFreeArcEmbeddingRules(gR)) && !suppressWarnings &&
!progWindow.QueryUser("There appears to be invalid references in the free arc embedding rules." +
" Node names used in free arc embedding rules do not exist. Save Anyway?",
0, "Yes", "No", false))
{
return(false);
}
if (UserCancelled)
{
return(false);
}
progress += 2;
if ((!ValidateFreeArcEmbeddingRules(gR)) && !suppressWarnings &&
!progWindow.QueryUser("There appears to be invalid references in the free arc embedding rules." +
" Node names used in free arc embedding rules do not exist. Save Anyway?",
0, "Yes", "No", false))
{
return(false);
}
if (UserCancelled)
{
return(false);
}
progress += 2;
gR.ReorderNodes();
return(true);
}
