public static ActionBase CreateAction(Page page, XElement xel, int actionIndex)
{
ActionTypeKind type;
if (xel.Element("ActionType") == null || !Enum.TryParse(xel.Element("ActionType").Value, true, out type))
{
throw new Exception("ActionType element is missing or invalid!");
}
switch (type)
{
case ActionTypeKind.LoadPage:
return new LoadPage(page, xel, actionIndex);
case ActionTypeKind.PagePlaceHolder:
return new PagePlaceHolder(page, xel, actionIndex);
case ActionTypeKind.GetElementValue:
return new GetElementValue(page, xel, actionIndex);
case ActionTypeKind.BeginAnchorList:
return new BeginAnchorList(page, xel, actionIndex);
case ActionTypeKind.ClickElement:
return new ClickElement(page, xel, actionIndex);
case ActionTypeKind.EndList:
return new EndList(page, xel, actionIndex);
case ActionTypeKind.PageList:
return new PageList(page, xel, actionIndex);
case ActionTypeKind.ActionCommand:
return new ActionCommand(page, xel, actionIndex);
default:
throw new Exception("Unknown ActionType!");
}
}
public ClickElement(Page page, XElement xel, int actionIndex)
: base(page, xel, actionIndex)
{
_xpaths = GetXPaths();
if (_xpaths.Count == 0
|| xel.Element("DestinationPage") == null || !Int32.TryParse(xel.Element("DestinationPage").Value, out _destinationPage))
{
throw new Exception("Error in ClickElement xml Action element.");
}
_startExprSep = GetStartExpSep();
_endExprSep = GetEndExpSep();
_nodeValueType = GetNodeValueType();
// ClickElement treba izvuci href iz targetiranog noda koji vodi na kliknuti link
// po defaultu bi trebao pocinjati sa hreaf=", i zavrsiti sa " ukoliko Start i End Expression separatori nisu navedeni
if (_startExprSep == null)
{
_startExprSep = new StartExpressionSeparator("href=\"", false, true);
}
if (_endExprSep == null)
{
_endExprSep = new EndExpressionSeparator("\"", false, true);
}
// isto tako po defaultu uzima NodevalueType OuterHtml ukoliko nije naveden
if (_nodeValueType == null)
_nodeValueType = NodeValueType.OuterHtml;
}
public EndList(Page page, XElement xel, int actionIndex)
: base(page, xel, actionIndex)
{
if(xel.Element("ListName") == null)
{
throw new Exception("Error in GetElementValue xml Action element");
}
this.ListName = xel.Element("ListName").Value;
// treba pronaci pripadajuci BeginAnchorList na ovoj stranici kako bi ExecuteAction poslao na njega.
List<XElement> actions = (from els in _page.Xdoc.Descendants("Action")
where Int32.Parse(els.Element("Page").Value) == _page.PageIndex
select els).ToList();
for (int i = 0; i < actions.Count; ++i)
{
if (actions[i].Element("ActionType").Value == ActionTypeKind.BeginAnchorList.ToString()
&& actions[i].Element("ListName").Value == this.ListName)
{
_startListIndex = i;
break;
}
}
if (_startListIndex < 0)
{
throw new Exception("BeginAnchorList action not found for current EndList!");
}
}
public PagePlaceHolder(Page page, XElement xel, int actionIndex)
: base(page, xel, actionIndex)
{
if (xel.Element("BaseUrl") != null)
{
_baseUrl = xel.Element("BaseUrl").Value;
}
if (xel.Element("Encoding") == null)
{
throw new Exception("PagePlaceHolder is missing encoding element!");
}
switch (xel.Element("Encoding").Value.ToLower())
{
case "utf8":
_encoding = Encoding.UTF8;
break;
case "default":
_encoding = Encoding.Default;
break;
default:
throw new Exception("Wrong Encoding type in PagePlaceHolder!");
}
}
public GetElementValue(Page page, XElement xel, int actionIndex)
: base(page, xel, actionIndex)
{
if (xel.Element("FieldName") == null)
{
throw new Exception("Error in GetElementValue xml Action element, missing FieldName!");
}
_fieldName = xel.Element("FieldName").Value;
_predefinedValue = GetPredefinedValue();
if (_predefinedValue == null)
{
_xpaths = GetXPaths();
if (_xpaths.Count == 0)
{
throw new Exception("Error in GetElementValue xml Action element, missing XPaths!");
}
_nodeValueType = GetNodeValueType();
_startExprSep = GetStartExpSep();
_endExprSep = GetEndExpSep();
_lstReplacements = GetReplacements();
}
}
public ActionCommand(Page page, XElement xel, int actionIndex)
: base(page, xel, actionIndex)
{
if (xel.Element("CommandLine") == null)
{
throw new Exception("ActionCommand is missing CommandLine element!");
}
_commandLine = xel.Element("CommandLine").Value;
}
protected ActionBase(Page page, XElement xel, int actionIndex)
{
if ((xel.Element("ActionType") == null || !Enum.TryParse(xel.Element("ActionType").Value, true, out _actionType)))
{
throw new Exception("Error in PagePlaceHolder xml Action element");
}
_page = page;
_xel = xel;
_actionIndex = actionIndex;
}
public BeginAnchorList(Page page, XElement xel, int actionIndex)
: base(page, xel, actionIndex)
{
_xpaths = GetXPaths();
if (_xpaths.Count == 0 || xel.Element("ListName") == null)
{
throw new Exception("Error in GetElementValue xml Action element");
}
this._listName = xel.Element("ListName").Value;
// pronaci odgovarajuci endlist element u xdocu ovog page-a
List<XElement> actions = (from els in _page.Xdoc.Descendants("Action")
where Int32.Parse(els.Element("Page").Value) == _page.PageIndex
select els).ToList();
for (int i = 0; i < actions.Count; ++i)
{
if (actions[i].Element("ActionType").Value == ActionTypeKind.EndList.ToString()
&& actions[i].Element("ListName").Value == this._listName)
{
_endListIndex = i;
break;
}
}
if (_endListIndex == -1)
{
throw new Exception("EndList action not found for current BeginAnchorList!");
}
// ukoliko je postavljeno postaviti zadnji index node-a koji ce se dohvacati
// npr. ako idu jahte, jedrili, katamarane pa kasnije neki info tagovi indeksirati do tih info tagova
if (xel.Element("ItemCounter") != null)
{
Int32.TryParse(xel.Element("ItemCounter").Value, out _lastNodeIndex);
}
// ukoliko je postavljeno pronaci postaviti prvi index node-a koji ce se dohvacati
// npr. ako idu neki info tagovi pa onda jahte, jedrilice, katamarani... da se preskoce info nodovi
if (xel.Element("ItemSkip") != null)
{
Int32.TryParse(xel.Element("ItemSkip").Value, out _startNodeIndex);
}
// postaviti konacne node indexe
_lastNodeIndex += _startNodeIndex;
_currentNodeIndex = _startNodeIndex;
}
private List<string> _xpaths; // jel treba vise od jednog xpatha?! (se moze link na iducu straicu na nekoj od stranica pojavi u drugom xpathu?!)
#endregion Fields
#region Constructors
public PageList(Page page, XElement xel, int actionIndex)
: base(page, xel, actionIndex)
{
_xpaths = GetXPaths();
if (_xpaths.Count == 0)
{
throw new Exception("Error in PageList xml Action element. Missing XPath!");
}
// pronaci LoadPage element na ovoj stranici
List<XElement> actions = (from els in _page.Xdoc.Descendants("Action")
where Int32.Parse(els.Element("Page").Value) == _page.PageIndex
select els).ToList();
for (int i = 0; i < actions.Count; ++i)
{
if (actions[i].Element("ActionType").Value == ActionTypeKind.PagePlaceHolder.ToString())
{
_pagePlaceHolderIndex = i;
break;
}
}
if (_pagePlaceHolderIndex < 0)
{
throw new Exception("LoadPage action not found for current PageList action!");
}
_nodeValueType = GetNodeValueType();
_startExprSep = GetStartExpSep();
_endExprSep = GetEndExpSep();
// PageList treba izvuci href iz targetiranog noda koji vodi na iducu stranicu
// po defaultu bi trebao pocinjati sa hreaf=", i zavrsiti sa " ukoliko Start i End Expression separatori nisu navedeni
if (_startExprSep == null)
{
_startExprSep = new StartExpressionSeparator("href=\"", false, true);
}
if(_endExprSep == null)
{
_endExprSep = new EndExpressionSeparator("\"", false, true);
}
}
public LoadPage(Page page, XElement xel, int actionIndex)
: base(page, xel, actionIndex)
{
if (xel.Element("PageUrl") == null)
{
throw new Exception("LoadPage is missing PageUrl element!");
}
int destPag;
if (xel.Element("DestinationPage") == null || !Int32.TryParse(xel.Element("DestinationPage").Value, out destPag))
{
throw new Exception("Error in PagePlaceHolder xml Action element");
}
_destinationPage = destPag;
_pageUrl = xel.Element("PageUrl").Value;
}
