/// <summary>
/// Interprets a model path (selection), selects the node and returns its path.
/// </summary>
/// <param name="con">Current context of the action instruction.</param>
/// <returns>A "path" string</returns>
protected string SelectToPath(Context con, string modelPath)
{
if (modelPath == null || modelPath == "")
{
return(null);
}
// only one node or attribute selected gets clicked
m_log = Logger.getOnly();
m_log.paragraph(makeNameTag() + " creating one select-path target via " + modelPath);
XmlNodeList pathNodes = XmlInstructionBuilder.selectNodes(con, modelPath, makeNameTag());
isNotNull(pathNodes, makeNameTag() + " select-path='" + modelPath + "' returned no model node");
// The modelPath text may have selected a string that is itself xPath!
// If so, select on that xPath
if (pathNodes.Count == 1 && pathNodes.Item(0).NodeType == XmlNodeType.Text)
{ // this text node should be an xpath statement
string xPathImage = pathNodes.Item(0).Value;
m_log.paragraph(makeNameTag() + " selected a text node with more XPATH: " + xPathImage);
pathNodes = XmlInstructionBuilder.selectNodes(con, xPathImage, makeNameTag() + " selecting " + xPathImage);
isNotNull(pathNodes, makeNameTag() + " selecting " + xPathImage + " from select='" + modelPath + "' returned no model node");
}
// Click the first node returned
XmlNode node = pathNodes[0];
XmlPath xPath = new XmlPath(node);
if (!xPath.isValid())
{
fail(makeNameTag() + " XmlPath not constructable from " + node.OuterXml);
}
return(xPath.Path);
}
/// <summary>
/// Creates a variable to be referenced by other instruction attributes.
/// </summary>
/// <param name="xn">The XML repersentation of the instruction to be checked</param>
/// <param name="con">The current context object</param>
public static Var CreateVar(XmlNode xn, Context con)
{
Var var = new Var();
var.Id = XmlFiler.getAttribute(xn, "id");
Logger.getOnly().isNotNull(var.Id, "Var instruction must have a id.");
Logger.getOnly().isTrue(var.Id != "", "Var instruction must have a non-empty id.");
string s = XmlFiler.getAttribute(xn, "set");
// select should be move to var.execute so it is dynamic!
string select = XmlFiler.getAttribute(xn, "select");
if (select != null && select != "")
{ // the variable can only have one text node or one other node assigned to it.
XmlNodeList pathNodes = selectNodes(con, select, "var"+var.Id);
Logger.getOnly().isNotNull(pathNodes, "var " + var.Id + " select='" + select + "' returned no result");
if (pathNodes.Count > 0)
{ // append first node to set string
XmlNode modNode = pathNodes.Item(0);
// which property of the node to get?
string prop = null;
string propName = XmlFiler.getAttribute(xn, "prop");
if (propName == null && modNode is XmlElement) propName = "path";
if (propName == null) propName = "value";
if (propName != null && propName == "value") prop = XmlPath.ResolveModelPath(modNode, modNode.Value);
if (propName != null && propName == "name") prop = modNode.Name;
if (propName != null && propName == "type") prop = modNode.NodeType.ToString();
if (propName != null && propName == "path")
{
XmlPath xp = new XmlPath(modNode);
if (xp.isValid()) prop = xp.Path;
else prop = null;
}
s += prop;
}
else s += "#NoSelection#";
}
var.Set = s;
string when = XmlFiler.getAttribute(xn, "when");
string add = XmlFiler.getAttribute(xn, "add");
if (add != null) var.Add = add;
if (var.Set == null && when == null)
{ // if there is a select/when then don't complain if the select found nothing
Logger.getOnly().isNotNull(var.Add, "Var " + var.Id +
@" set, select or add must result in a string or number value unless when=""exists"" is set.");
if (select != null && select != "") var.Set = @"#not-"+when+@"#";
}
string exists = XmlFiler.getAttribute(xn, "file-exists");
if (exists != null) var.FileExists = exists;
string rest = XmlFiler.getAttribute(xn, "wait");
if (rest != null) var.Rest = Convert.ToInt32(rest);
AddInstruction(xn, var, con);
return var;
}
/// <summary>
/// Called to finish construction when an instruction has been instantiated by
/// a factory and had its properties set.
/// This can check the integrity of the instruction or perform other initialization tasks.
/// </summary>
/// <param name="xn">XML node describing the instruction</param>
/// <param name="con">Parent xml node instruction</param>
/// <returns></returns>
public override bool finishCreation(XmlNode xn, Context con)
{
// finish factory construction
m_log.isNotNull(Id, makeNameTag() + " instruction must have a id.");
m_log.isTrue(Id != "", makeNameTag() + " instruction must have a non-empty id.");
if (m_select != null && m_select != "")
{ // the variable can only have one text node or one other node assigned to it.
m_log.isNotNull(con, "makeNameTag() + select has no context.");
XmlNodeList pathNodes = Instructionator.selectNodes(con, m_select, "var" + Id);
m_log.isNotNull(pathNodes, makeNameTag() + "var " + Id + " select='" + m_select + "' returned no result");
if (pathNodes.Count > 0)
{ // append first node to set string
XmlNode modNode = pathNodes.Item(0);
string prop = null;
// which property of the node to get?
if (m_prop == null && modNode is XmlElement) m_prop = "path";
if (m_prop == null) m_prop = "value";
if (m_prop != null && m_prop == "value") prop = XmlPath.ResolveModelPath(modNode, modNode.Value);
if (m_prop != null && m_prop == "name") prop = modNode.Name;
if (m_prop != null && m_prop == "type") prop = modNode.NodeType.ToString();
if (m_prop != null && m_prop == "path")
{
XmlPath xp = new XmlPath(modNode);
if (xp.isValid()) prop = xp.Path;
else prop = null;
}
m_set += prop;
}
else m_set += "#NoSelection#";
}
if (Set == null && m_when == null)
{ // if there is a select/when then don't complain if the select found nothing
m_log.isNotNull(Add, makeNameTag() + Id +
@" set, select or add must result in a string or number value unless when=""exists"" is set.");
if (m_select != null && m_select != "") Set = @"#not-" + m_when + @"#";
}
return true;
}
/// <summary>
/// Creates a variable to be referenced by other instruction attributes.
/// </summary>
/// <param name="xn">The XML repersentation of the instruction to be checked</param>
/// <param name="con">The current context object</param>
public static Var CreateVar(XmlNode xn, Context con)
{
Var var = new Var();
var.Id = XmlFiler.getAttribute(xn, "id");
Logger.getOnly().isNotNull(var.Id, "Var instruction must have a id.");
Logger.getOnly().isTrue(var.Id != "", "Var instruction must have a non-empty id.");
string s = XmlFiler.getAttribute(xn, "set");
// select should be move to var.execute so it is dynamic!
string select = XmlFiler.getAttribute(xn, "select");
if (select != null && select != "")
{ // the variable can only have one text node or one other node assigned to it.
XmlNodeList pathNodes = selectNodes(con, select, "var" + var.Id);
Logger.getOnly().isNotNull(pathNodes, "var " + var.Id + " select='" + select + "' returned no result");
if (pathNodes.Count > 0)
{ // append first node to set string
XmlNode modNode = pathNodes.Item(0);
// which property of the node to get?
string prop = null;
string propName = XmlFiler.getAttribute(xn, "prop");
if (propName == null && modNode is XmlElement)
{
propName = "path";
}
if (propName == null)
{
propName = "value";
}
if (propName != null && propName == "value")
{
prop = XmlPath.ResolveModelPath(modNode, modNode.Value);
}
if (propName != null && propName == "name")
{
prop = modNode.Name;
}
if (propName != null && propName == "type")
{
prop = modNode.NodeType.ToString();
}
if (propName != null && propName == "path")
{
XmlPath xp = new XmlPath(modNode);
if (xp.isValid())
{
prop = xp.Path;
}
else
{
prop = null;
}
}
s += prop;
}
else
{
s += "#NoSelection#";
}
}
var.Set = s;
string when = XmlFiler.getAttribute(xn, "when");
string add = XmlFiler.getAttribute(xn, "add");
if (add != null)
{
var.Add = add;
}
if (var.Set == null && when == null)
{ // if there is a select/when then don't complain if the select found nothing
Logger.getOnly().isNotNull(var.Add, "Var " + var.Id +
@" set, select or add must result in a string or number value unless when=""exists"" is set.");
if (select != null && select != "")
{
var.Set = @"#not-" + when + @"#";
}
}
string exists = XmlFiler.getAttribute(xn, "file-exists");
if (exists != null)
{
var.FileExists = exists;
}
string rest = XmlFiler.getAttribute(xn, "wait");
if (rest != null)
{
var.Rest = Convert.ToInt32(rest);
}
AddInstruction(xn, var, con);
return(var);
}
/// <summary>
/// Interprets a model path (selection), selects the node and returns its path.
/// </summary>
/// <param name="con">Current context of the action instruction.</param>
/// <returns>A "path" string</returns>
protected XmlPath SelectToPath(Context con, string modelPath)
{
if (modelPath == null || modelPath == "") return null;
// only one node or attribute selected gets clicked
m_log.paragraph(makeNameTag() + " creating one select-path target via " + modelPath);
XmlNodeList pathNodes = Instructionator.selectNodes(con, modelPath, makeNameTag());
m_log.isNotNull(pathNodes, makeNameTag() + " select-path='" + modelPath + "' returned no model node");
m_log.isTrue(pathNodes.Count > 0, makeNameTag() + " select-path='" + modelPath + "' returned no nodes");
// The modelPath text may have selected a string that is itself xPath!
// If so, select on that xPath
if (pathNodes.Count == 1 && pathNodes.Item(0).NodeType == XmlNodeType.Text)
{ // this text node should be an xpath statement
m_log.isNotNull(pathNodes.Item(0).Value, makeNameTag() + " select-path='" + modelPath + "was a null string");
m_log.isTrue(pathNodes.Item(0).Value != "", makeNameTag() + " select-path='" + modelPath + "was an empty string");
string xPathImage = pathNodes.Item(0).Value;
m_log.paragraph(makeNameTag() + " selected a text node with more XPATH: " + xPathImage);
pathNodes = Instructionator.selectNodes(con, xPathImage, makeNameTag() + " selecting " + xPathImage);
m_log.isNotNull(pathNodes, makeNameTag() + " selecting " + xPathImage + " from select='" + modelPath + "' returned no model node");
}
// Click the first node returned
XmlNode node = pathNodes[0];
XmlPath xPath = new XmlPath(node);
if (!xPath.isValid()) m_log.fail(makeNameTag() + " XmlPath not constructable from " + node.OuterXml);
return xPath;
}
/// <summary>
/// Called to finish construction when an instruction has been instantiated by
/// a factory and had its properties set.
/// This can check the integrity of the instruction or perform other initialization tasks.
/// </summary>
/// <param name="xn">XML node describing the instruction</param>
/// <param name="con">Parent xml node instruction</param>
/// <returns></returns>
public override bool finishCreation(XmlNode xn, Context con)
{ // finish factory construction
m_log.isNotNull(Id, makeNameTag() + " instruction must have a id.");
m_log.isTrue(Id != "", makeNameTag() + " instruction must have a non-empty id.");
if (m_select != null && m_select != "")
{ // the variable can only have one text node or one other node assigned to it.
m_log.isNotNull(con, "makeNameTag() + select has no context.");
XmlNodeList pathNodes = Instructionator.selectNodes(con, m_select, "var" + Id);
m_log.isNotNull(pathNodes, makeNameTag() + "var " + Id + " select='" + m_select + "' returned no result");
if (pathNodes.Count > 0)
{ // append first node to set string
XmlNode modNode = pathNodes.Item(0);
string prop = null;
// which property of the node to get?
if (m_prop == null && modNode is XmlElement)
{
m_prop = "path";
}
if (m_prop == null)
{
m_prop = "value";
}
if (m_prop != null && m_prop == "value")
{
prop = XmlPath.ResolveModelPath(modNode, modNode.Value);
}
if (m_prop != null && m_prop == "name")
{
prop = modNode.Name;
}
if (m_prop != null && m_prop == "type")
{
prop = modNode.NodeType.ToString();
}
if (m_prop != null && m_prop == "path")
{
XmlPath xp = new XmlPath(modNode);
if (xp.isValid())
{
prop = xp.Path;
}
else
{
prop = null;
}
}
m_set += prop;
}
else
{
m_set += "#NoSelection#";
}
}
if (Set == null && m_when == null)
{ // if there is a select/when then don't complain if the select found nothing
m_log.isNotNull(Add, makeNameTag() + Id +
@" set, select or add must result in a string or number value unless when=""exists"" is set.");
if (m_select != null && m_select != "")
{
Set = @"#not-" + m_when + @"#";
}
}
return(true);
}
