private static String InjectTextColourPlaceholder(HtmlAgilityPack.HtmlNode container)
{
HtmlAgilityPack.HtmlNode taskElm = AgilityUtils.FindElement(container, "SPAN", "$(title");
if (taskElm == null)
{
switch (container.Name.ToUpper())
{
case "TABLE":
taskElm = AgilityUtils.FindElement(container, "TR");
break;
case "UL":
taskElm = AgilityUtils.FindElement(container, "LI");
break;
case "OL":
taskElm = AgilityUtils.FindElement(container, "LI");
break;
}
}
if (taskElm != null)
{
taskElm.Attributes.Add("style", String.Format("color:{0}", ColorPlaceholder));
}
// else
return(GetTaskHtml(container));
}
private static String GetTaskHtml(HtmlAgilityPack.HtmlNode container)
{
switch (container.Name.ToUpper())
{
case "TABLE":
return(AgilityUtils.GetElementInnerHtml(container, "TBODY"));
case "UL":
return(container.InnerHtml);
case "OL":
return(container.InnerHtml);
}
return(container.OuterHtml);
}
private bool CleanTableCellContents(HtmlAgilityPack.HtmlNode table)
{
if ((table == null) || (table.Name.ToUpper() != "TABLE"))
{
return(false);
}
var row = AgilityUtils.FindElement(AgilityUtils.FindElement(table, "TBODY"), "TR");
while (row != null)
{
var cell = AgilityUtils.FindElement(row, "TD");
while (cell != null)
{
cell.InnerHtml = cell.InnerHtml.TrimStart('\r', '\n');
// If the first element in this cell is a paragraph and it's
// NOT EMPTY, replace it with the contents of that paragraph
// else once a paragraph has been added it's impossible to get
// rid of it through the UI
// Note: if the paragraph is empty we assume that it's intentional
if (cell.HasChildNodes)
{
var curFirstChild = cell.FirstChild;
if ((curFirstChild.Name.ToUpper() == "P") && !String.IsNullOrEmpty(curFirstChild.InnerHtml))
{
cell.RemoveChild(cell.FirstChild, true);
}
// Handle nested tables
CleanTableCellContents(AgilityUtils.FindElement(cell, "TABLE"));
}
cell = cell.NextSibling;
}
row = row.NextSibling;
}
return(true);
}
private void Initialise(string text, TableHeaderRowType tableHeaderType, Dictionary <String, String> customAttributes)
{
Clear();
if (String.IsNullOrWhiteSpace(text))
{
return;
}
try
{
// Defaults
this.TaskHtml = text;
this.TableHeaderRow = TableHeaderRowType.NotRequired;
this.CustomAttributes = customAttributes;
var doc = new HtmlAgilityPack.HtmlDocument();
doc.LoadHtml(text);
// Remove everything before the first bit of text
// or the first major structural element
var elm = doc.DocumentNode.FirstChild;
while (elm != null)
{
// get next sibling in case we need to delete this node
var nextElm = elm.NextSibling;
if (AgilityUtils.ElementHasContent(elm))
{
break;
}
elm.Remove();
elm = nextElm;
}
if (elm != null)
{
switch (elm.Name.ToUpper())
{
case "TABLE":
CleanTableCellContents(elm);
this.Style = StyleType.Table;
this.TableHeaderRow = tableHeaderType;
break;
case "UL":
this.Style = StyleType.UnorderedList;
break;
case "OL":
this.Style = StyleType.OrderedList;
break;
}
if (this.Style != StyleType.None)
{
String taskHtml = GetTaskHtml(elm);
int taskStart = elm.OuterHtml.IndexOf(taskHtml);
this.StartHtml = elm.OuterHtml.Substring(0, taskStart);
this.EndHtml = elm.OuterHtml.Substring(taskStart + taskHtml.Length);
// Handle table header row
if (this.Style == StyleType.Table)
{
if (tableHeaderType != TableHeaderRowType.NotRequired)
{
// Prefix 'Table:Tbody' with header row
int tbodyStart = this.StartHtml.ToUpper().IndexOf("<TBODY>");
if (tbodyStart != -1)
{
if (tableHeaderType == TableHeaderRowType.AutoGenerate)
{
var theadStyle = "style=font-weight:bold;font-size:1.5em;display:table-header-group;";
var header = FormatHeader(taskHtml);
var theadHtml = String.Format("\n<thead {0}>{1}</thead>", theadStyle, header);
this.StartHtml = this.StartHtml.Insert(tbodyStart, theadHtml);
}
else if (tableHeaderType == TableHeaderRowType.FirstRow)
{
// Move the first row from 'TaskHtml' to 'StartHtml' and
// change its type to 'thead'
var tableBody = AgilityUtils.FindElement(elm, "TBODY");
var firstRow = AgilityUtils.FindElement(tableBody, "TR");
if (firstRow != null)
{
var theadHtml = String.Format("\n<thead>{0}</thead>", firstRow.OuterHtml);
this.StartHtml = this.StartHtml.Insert(tbodyStart, theadHtml);
tableBody.ChildNodes.Remove(firstRow);
}
}
}
this.TableHeaderRow = tableHeaderType;
}
}
}
this.TaskHtml = InjectTextColourPlaceholder(elm).Trim();
}
}
catch
{
this.Clear();
}
}
