public override object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
if (parameters == null || (parameters.Length < 2 || parameters.Length > 3))
throw new ImpressionInterpretException("Filter " + Keyword + " expects 2 or 3 parameters.", markup);
// text field to bind to
// selected value
// text field to bind to
// value field to bind to
// selected value
if (obj == null)
return null;
if (obj.GetType().GetInterface("IEnumerable") != null) {
IReflector reflector = new Reflector();
bool textOnly = parameters.Length == 2;
string textField = parameters[0];
string selectedField = textOnly ? parameters[1] : parameters[2];
StringBuilder optionBuilder = new StringBuilder();
IEnumerator en = ((IEnumerable) obj).GetEnumerator();
// " for quotes
// ' for apostrophes
// lookup the selected value
object selectedObject = bag == null ? null : reflector.Eval(bag, selectedField);
string selectedValue = selectedObject != null ? selectedObject.ToString() : null;
if (textOnly) {
while (en.MoveNext()) {
object current = en.Current;
object textObject = reflector.Eval(current, textField);
string textString = textObject != null ? textObject.ToString() : null;
string selected = (textString == selectedValue) ? " selected=\"true\"" : "";
optionBuilder.AppendFormat("<option{1}>{0}</option>", textString, selected);
}
} else {
string valueField = parameters[1];
while(en.MoveNext()) {
object current = en.Current;
object textObject = reflector.Eval(current, textField);
string textString = textObject != null ? textObject.ToString() : null;
object valueObject = reflector.Eval(current, valueField);
string valueString = valueObject != null ? valueObject.ToString() : null;
string selected = (valueString == selectedValue) ? " selected=\"true\"" : "";
optionBuilder.AppendFormat("<option value=\"{0}\"{2}>{1}</option>", valueString, textString, selected);
}
}
return optionBuilder.ToString();
}
return null;
}
protected ImpressionExceptionBase(string message, IMarkupBase markupBase)
: this(message,
markupBase != null ? markupBase.Markup : null,
markupBase != null ? markupBase.LineNumber : -1,
markupBase != null ? markupBase.CharPos : -1)
{
}
public override object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
string dateFormat = null;
if (parameters != null && parameters.Length > 1)
throw new ImpressionInterpretException("Formatter " + Keyword + " does not accept more than one parameter.");
if (parameters == null || parameters.Length == 0)
dateFormat = ImpressionEngine.DateFormat;
else
dateFormat = IsLiteral(parameters[0])
? GetLiteral(parameters[0])
: bag[parameters[0]].ToString();
if (obj != null) {
if (obj is DateTime) {
obj = ((DateTime)obj).ToString(dateFormat);
}
else {
DateTime val;
if (DateTime.TryParse(obj.ToString(), out val)) {
obj = val.ToString(dateFormat);
}
}
}
return obj;
}
public object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
if (parameters != null && parameters.Length > 1)
throw new ImpressionInterpretException("Filter " + Keyword + " does not accept parameters.");
if (obj == null)
{
obj = 0.0;
}
double val = 0;
string valString = obj.ToString();
if (Double.TryParse(valString, out val))
{
int pointIndex = valString.IndexOf('.');
if (pointIndex >= 0)
{
string subs = valString.Substring(pointIndex + 1, valString.Length - (pointIndex + 1));
if (subs.Length > 2)
{
obj = subs.Substring(0, 2);
} else
{
obj = subs.PadRight(2, '0');
}
} else
{
obj = "00";
}
}
return obj;
}
public object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
if (parameters != null && parameters.Length > 0)
throw new ImpressionInterpretException("Formatter " + Keyword + " cannot be used with parameters.", markup);
return (obj != null ? obj.ToString().Trim() : obj);
}
public object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
if (parameters != null && parameters.Length > 1)
{
throw new ImpressionInterpretException("Filter " + Keyword + " does not accept parameters.");
}
if (obj == null)
{
obj = 0.0;
}
double val = 0;
if (Double.TryParse(obj.ToString(), out val))
{
string moneyFormat = ImpressionEngine.MoneyFormat;
string symbol = bag != null ? bag["Money.Symbol"] as string : null;
string currency = bag != null ? bag["Money.Currency"] as string: null;
obj = (symbol ?? "") + val.ToString(moneyFormat) + (!string.IsNullOrEmpty(currency) ? " " + currency : "");
}
return(obj);
}
public override object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
if (parameters != null && parameters.Length > 0)
throw new ImpressionInterpretException("Filter " + Keyword + " cannot be used with parameters.", markup);
return !AsBoolean(obj);
}
protected ImpressionExceptionBase(string message, IMarkupBase markupBase)
: this(
message,
markupBase != null ? markupBase.Markup : null,
markupBase != null ? markupBase.LineNumber : -1,
markupBase != null ? markupBase.CharPos : -1)
{
}
public object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
if (parameters != null && parameters.Length > 0)
{
throw new ImpressionInterpretException("Filter " + Keyword + " cannot be used with parameters.", markup);
}
return(Count(obj));
}
public object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
if (parameters != null && parameters.Length > 0)
{
throw new ImpressionInterpretException("Formatter " + Keyword + " cannot be used with parameters.", markup);
}
return(obj != null ? obj.ToString().ToLower() : obj);
}
public override object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
return base.Run(
obj,
new [] {"'" + ImpressionEngine.DateTimeFormat + "'" },
bag,
markup
);
}
public override object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
if (parameters == null || parameters.Length != 1)
throw new ImpressionInterpretException("Filter " + Keyword + " expects one parameter.");
if (obj == null)
return null;
return Join(obj, parameters[0]);
}
public virtual object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
if (parameters != null && parameters.Length > 0)
throw new ImpressionInterpretException("Formatter " + Keyword + " does not accept parameters.");
if (obj != null)
{
obj = Regex.Replace(obj.ToString(), @"<(.|\r|\n)*?>", string.Empty);
}
return obj;
}
public object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
if (parameters != null && parameters.Length > 0)
throw new ImpressionInterpretException("Formatter " + Keyword + " cannot be used with parameters.", markup);
// make sure the obj is not null
if (obj != null)
obj = HttpUtility.UrlEncode(obj.ToString());
return obj;
}
virtual public object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
if (parameters != null && parameters.Length > 0)
{
throw new ImpressionInterpretException("Formatter " + Keyword + " does not accept parameters.");
}
if (obj != null)
{
obj = obj.ToString().Replace("\n", "").Replace("\r", "");
}
return(obj);
}
virtual public object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
if (parameters != null && parameters.Length > 0)
{
throw new ImpressionInterpretException("Formatter " + Keyword + " does not accept parameters.");
}
if (obj != null)
{
string text = obj.ToString();
// firstly encode any special characters for html
string newtext = HttpUtility.HtmlEncode(text);
// be friendly with newlines from different platforms
newtext = newtext.Replace("\r\n", "\n");
newtext = newtext.Replace("\r", "\n");
// split double \n into paragraphs
string[] paragraphs = newtext.Split(
new[] { "\n\n" },
StringSplitOptions.RemoveEmptyEntries
);
// clean up whitespace on each paragraph
for (int i = 0, len = paragraphs.Length; i < len; i++)
{
paragraphs[i] = paragraphs[i].Trim();
}
// if there is actually some content
if (paragraphs.Length > 0)
{
// wrap paragraphs in html p tags
newtext = "<p>" + string.Join(
"</p><p>",
paragraphs
) + "</p>";
// replace existing single \n within paragraphs with link breaks
newtext = newtext.Replace("\n", "<br />");
}
else
{
newtext = null;
}
return(newtext);
}
return(obj);
}
public override object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
if (parameters != null && parameters.Length > 0)
throw new ImpressionInterpretException("Filter " + Keyword + " cannot be used with parameters.", markup);
bool hasValue = (obj is string && !string.IsNullOrEmpty((string)obj)) || (obj != null);
if (!hasValue)
{
return true;
}
return obj;
}
public object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
if (parameters != null && parameters.Length > 0)
{
throw new ImpressionInterpretException("Formatter " + Keyword + " cannot be used with parameters.", markup);
}
// make sure the obj is not null
if (obj != null)
{
obj = HttpUtility.UrlEncode(obj.ToString());
}
return(obj);
}
public override object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
if (parameters == null || parameters.Length != 1)
{
throw new ImpressionParseException("default expects 1 parameter", markup);
}
bool hasValue = (obj is string && !string.IsNullOrEmpty((string)obj)) || (obj != null);
return !hasValue
? (IsLiteral(parameters[0])
? GetLiteral(parameters[0])
: bag[parameters[0]])
: obj;
}
public object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
var list = obj as ModelListWithPages;
if (list == null)
{
return(null);
}
StringBuilder sb = new StringBuilder();
if (list.CurrentPage.First)
{
sb.Append("<span class=\"page first disabled\">First</span>");
sb.Append("<span class=\"page prev disabled\">Prev</span>");
}
else
{
sb.AppendFormat("<a href=\"{0}\" class=\"page first\">First</a>", list.FirstPage.Url);
sb.AppendFormat("<a href=\"{0}\" class=\"page prev\">Prev</a>", list.PrevPage.Url);
}
foreach (var page in list.Pages)
{
if (page.Current)
{
sb.AppendFormat("<span class=\"page current\">{0}</span>", page.Number);
}
else
{
sb.AppendFormat("<a href=\"{0}\" class=\"page\">{1}</a>", page.Url, page.Number);
}
}
if (list.CurrentPage.Last)
{
sb.Append("<span class=\"page next disabled\">Next</span>");
sb.Append("<span class=\"page last disabled\">Last</span>");
}
else
{
sb.AppendFormat("<a href=\"{0}\" class=\"page next\">Next</a>", list.NextPage.Url);
sb.AppendFormat("<a href=\"{0}\" class=\"page last\">Last</a>", list.LastPage.Url);
}
return(sb.ToString());
}
public object RunFilters(object obj, string[] filterTexts, IPropertyBag bag, IMarkupBase markup)
{
foreach (string filterText in filterTexts)
{
string[] parameters = null;
string keyword = ParseParameterizedFilter(filterText, out parameters);
IFilter filter = formatterCache.Get(keyword);
//if (filter == null)
// throw new ImpressionInterpretException("Unsupported filter detected, " + filterText, markup);
if (filter != null)
obj = filter.Run(obj, parameters, bag, markup);
}
return obj;
}
public virtual object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
if (parameters != null && parameters.Length > 0)
throw new ImpressionInterpretException("Formatter " + Keyword + " does not accept parameters.");
if (obj != null) {
string text = obj.ToString();
// firstly encode any special characters for html
string newtext = HttpUtility.HtmlEncode(text);
// be friendly with newlines from different platforms
newtext = newtext.Replace("\r\n", "\n");
newtext = newtext.Replace("\r", "\n");
// split double \n into paragraphs
string[] paragraphs = newtext.Split(
new[] { "\n\n" },
StringSplitOptions.RemoveEmptyEntries
);
// clean up whitespace on each paragraph
for (int i = 0, len = paragraphs.Length; i < len; i++)
paragraphs[i] = paragraphs[i].Trim();
// if there is actually some content
if (paragraphs.Length > 0) {
// wrap paragraphs in html p tags
newtext = "<p>" + string.Join(
"</p><p>",
paragraphs
) + "</p>";
// replace existing single \n within paragraphs with link breaks
newtext = newtext.Replace("\n", "<br />");
}
else {
newtext = null;
}
return newtext;
}
return obj;
}
public object RunFilters(object obj, string[] filterTexts, IPropertyBag bag, IMarkupBase markup)
{
foreach (string filterText in filterTexts)
{
string[] parameters = null;
string keyword = ParseParameterizedFilter(filterText, out parameters);
IFilter filter = formatterCache.Get(keyword);
//if (filter == null)
// throw new ImpressionInterpretException("Unsupported filter detected, " + filterText, markup);
if (filter != null)
{
obj = filter.Run(obj, parameters, bag, markup);
}
}
return(obj);
}
public object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
if (parameters != null && parameters.Length > 1)
throw new ImpressionInterpretException("Filter " + Keyword + " does not accept parameters.");
if (obj == null)
{
obj = 0.0;
}
double val = 0;
string valString = obj.ToString();
if (Double.TryParse(valString, out val))
{
int pointIndex = valString.IndexOf('.');
obj = pointIndex >= 0 ? valString.Substring(0, pointIndex) : valString;
}
return obj;
}
virtual public object Run(object obj, string[] paramaters, IPropertyBag bag, IMarkupBase markup)
{
//TODO read the number of characters from the first parameter
string s = (obj != null) ? obj.ToString() : null;
if (!string.IsNullOrEmpty(s))
{
string[] words = s.Split(new[] { " " }, StringSplitOptions.None);
bool truncated = false;
if (words.Length > 200)
{
truncated = true;
words = new List <string>(words).GetRange(0, 200).ToArray();
}
obj = string.Join(" ", words) + (truncated ? "..." : "");
}
return(obj);
}
virtual public object Run(object obj, string[] paramaters, IPropertyBag bag, IMarkupBase markup)
{
//TODO read the number of characters from the first parameter
string s = (obj != null) ? obj.ToString() : null;
if (!string.IsNullOrEmpty(s))
{
string[] words = s.Split(new[] { " " }, StringSplitOptions.None);
bool truncated = false;
string[] subsetWords = new string[200];
if (words.Length > 200)
{
truncated = true;
words.CopyTo(subsetWords, 0);
}
s = string.Join(" ", words) + (truncated ? "..." : "");
}
return(s);
}
public override object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
if (parameters != null && parameters.Length > 0)
throw new ImpressionInterpretException("Filter " + Keyword + " cannot be used with parameters.", markup);
if (obj == null)
return false;
bool isEmpty = true;
if (obj is string && !string.IsNullOrEmpty((string)obj)) {
isEmpty = false;
} else {
if (obj is IEnumerable) {
var en = (obj as IEnumerable).GetEnumerator();
isEmpty = !en.MoveNext();
} else {
isEmpty = false;
}
}
return !isEmpty;
}
public object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
if (parameters != null && parameters.Length > 1)
{
throw new ImpressionInterpretException("Filter " + Keyword + " does not accept parameters.");
}
if (obj == null)
{
obj = 0.0;
}
double val = 0;
if (Double.TryParse(obj.ToString(), out val))
{
string moneyFormat = ImpressionEngine.MoneyFormat;
obj = val.ToString(moneyFormat);
}
return(obj);
}
public object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
if (parameters != null && parameters.Length > 1)
{
throw new ImpressionInterpretException("Filter " + Keyword + " does not accept parameters.");
}
if (obj == null)
{
obj = 0.0;
}
double val = 0;
string valString = obj.ToString();
if (Double.TryParse(valString, out val))
{
int pointIndex = valString.IndexOf('.');
if (pointIndex >= 0)
{
string subs = valString.Substring(pointIndex + 1, valString.Length - (pointIndex + 1));
if (subs.Length > 2)
{
obj = subs.Substring(0, 2);
}
else
{
obj = subs.PadRight(2, '0');
}
}
else
{
obj = "00";
}
}
return(obj);
}
public override object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
if (parameters == null || parameters.Length != 2)
{
throw new ImpressionInterpretException("Filter " + Keyword + " expects 2 parameters", markup);
}
bool isTrue = AsBoolean(obj);
int index = isTrue ? 0 : 1;
if (IsLiteral(parameters[index]))
{
obj = GetLiteral(parameters[index]);
}
else
{
// lookup property on the bag
obj = bag[parameters[index]];
}
return obj;
}
public object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
if (parameters != null && parameters.Length > 1)
{
throw new ImpressionInterpretException("Filter " + Keyword + " does not accept parameters.");
}
if (obj == null)
{
obj = 0.0;
}
double val = 0;
string valString = obj.ToString();
if (Double.TryParse(valString, out val))
{
int pointIndex = valString.IndexOf('.');
obj = pointIndex >= 0 ? valString.Substring(0, pointIndex) : valString;
}
return(obj);
}
override public object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
string dateFormat = null;
if (parameters != null && parameters.Length > 1)
{
throw new ImpressionInterpretException("Formatter " + Keyword + " does not accept more than one parameter.");
}
if (parameters == null || parameters.Length == 0)
{
dateFormat = ImpressionEngine.DateFormat;
}
else
{
dateFormat = IsLiteral(parameters[0])
? GetLiteral(parameters[0])
: bag[parameters[0]].ToString();
}
if (obj != null)
{
if (obj is DateTime)
{
obj = ((DateTime)obj).ToString(dateFormat);
}
else
{
DateTime val;
if (DateTime.TryParse(obj.ToString(), out val))
{
obj = val.ToString(dateFormat);
}
}
}
return(obj);
}
public ImpressionParseException(string message, IMarkupBase markupBase)
: base(message, markupBase)
{
}
public override object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
if (parameters == null || parameters.Length != 2)
{
throw new ImpressionInterpretException("Filter " + Keyword + " expects 2 parameters", markup);
}
bool isTrue = AsBoolean(obj);
int index = isTrue ? 0 : 1;
if (IsLiteral(parameters[index]))
{
obj = GetLiteral(parameters[index]);
}
else
{
// lookup property on the bag
obj = bag[parameters[index]];
}
return(obj);
}
public ImpressionParseException(string message, IMarkupBase markupBase) : base(message, markupBase)
{
}
public override object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
if (parameters == null || (parameters.Length < 2 || parameters.Length > 3))
{
throw new ImpressionInterpretException("Filter " + Keyword + " expects 2 or 3 parameters.", markup);
}
// text field to bind to
// selected value
// text field to bind to
// value field to bind to
// selected value
if (obj == null)
{
return(null);
}
if (obj.GetType().GetInterface("IEnumerable") != null)
{
IReflector reflector = new Reflector();
bool textOnly = parameters.Length == 2;
string textField = parameters[0];
string selectedField = textOnly ? parameters[1] : parameters[2];
StringBuilder optionBuilder = new StringBuilder();
IEnumerator en = ((IEnumerable)obj).GetEnumerator();
// " for quotes
// ' for apostrophes
// lookup the selected value
object selectedObject = bag == null ? null : reflector.Eval(bag, selectedField);
string selectedValue = selectedObject != null?selectedObject.ToString() : null;
if (textOnly)
{
while (en.MoveNext())
{
object current = en.Current;
object textObject = reflector.Eval(current, textField);
string textString = textObject != null?textObject.ToString() : null;
string selected = (textString == selectedValue) ? " selected=\"true\"" : "";
optionBuilder.AppendFormat("<option{1}>{0}</option>", textString, selected);
}
}
else
{
string valueField = parameters[1];
while (en.MoveNext())
{
object current = en.Current;
object textObject = reflector.Eval(current, textField);
string textString = textObject != null?textObject.ToString() : null;
object valueObject = reflector.Eval(current, valueField);
string valueString = valueObject != null?valueObject.ToString() : null;
string selected = (valueString == selectedValue) ? " selected=\"true\"" : "";
optionBuilder.AppendFormat("<option value=\"{0}\"{2}>{1}</option>", valueString, textString, selected);
}
}
return(optionBuilder.ToString());
}
return(null);
}
public override object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
if (parameters != null && parameters.Length > 0)
{
throw new ImpressionInterpretException("Filter " + Keyword + " cannot be used with parameters.", markup);
}
if (obj == null)
{
return(null);
}
if (obj is string)
{
return(obj);
}
if (obj is IEnumerable)
{
return(Random((IEnumerable)obj));
}
return(Random(obj));
}
public object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
if (parameters == null || parameters.Length != 1)
throw new ImpressionInterpretException("Filter " + Keyword + " expects 1 parameter.");
var enumerable = obj as IEnumerable;
if (enumerable == null)
return null;
int pageNumber = 1;
object pageNumberObject = bag["Page.Number"];
if (pageNumberObject != null) {
Int32.TryParse(pageNumberObject.ToString(), out pageNumber);
if (pageNumber < 1)
pageNumber = 1;
}
int pageSize = 12;
string pageSizeString = parameters[0];
object pageSizeObject = bag["Page.Size"];
if (pageSizeObject != null) {
pageSizeString = pageSizeObject.ToString();
}
Int32.TryParse(pageSizeString, out pageSize);
if (pageSize < 1)
pageSize = 12;
int i = 0, start = (pageNumber - 1)*pageSize, end = (pageNumber*pageSize)-1;
var list = new ModelListWithPages(pageSize);
// add the "paged" items
foreach(var item in enumerable) {
if (i >= start && i <= end)
list.Add(item);
i++;
}
// add the pages
var totalPages = (int)Math.Ceiling(i / (double)pageSize);
var totalPages0 = totalPages - 1;
var pageNumber0 = pageNumber - 1;
for (i = 0; i < totalPages; i++) {
list.Pages.Add( new PageModel {
Current = (i == pageNumber0),
First = (i == 0),
Last = (i == (totalPages0)),
Number = (i+1),
Url = "?page=" + (i+1)
} );
}
list.FirstPage = list.Pages[0];
list.PrevPage = pageNumber != 1 ? list.Pages[pageNumber0-1]: null;
list.CurrentPage = list.Pages[pageNumber0];
list.NextPage = pageNumber != totalPages ? list.Pages[pageNumber]: null;
list.LastPage = list.Pages[totalPages0];
return list;
}
public override object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
if (parameters != null && parameters.Length > 0)
{
throw new ImpressionInterpretException("Filter " + Keyword + " cannot be used with parameters.", markup);
}
bool hasValue = (obj is string && !string.IsNullOrEmpty((string)obj)) || (obj != null);
if (!hasValue)
{
return(true);
}
return(obj);
}
public override object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
if (parameters != null && parameters.Length > 0)
{
throw new ImpressionInterpretException("Filter " + Keyword + " cannot be used with parameters.", markup);
}
if (obj == null)
{
return(false);
}
bool isEmpty = true;
if (obj is string && !string.IsNullOrEmpty((string)obj))
{
isEmpty = false;
}
else
{
if (obj is IEnumerable)
{
var en = (obj as IEnumerable).GetEnumerator();
isEmpty = !en.MoveNext();
}
else
{
isEmpty = false;
}
}
return(!isEmpty);
}
public virtual object Run(object obj, string[] paramaters, IPropertyBag bag, IMarkupBase markup)
{
//TODO read the number of characters from the first parameter
string s = (obj != null) ? obj.ToString() : null;
if (!string.IsNullOrEmpty(s)) {
string[] words = s.Split(new[] { " " }, StringSplitOptions.None);
bool truncated = false;
if (words.Length > 200) {
truncated = true;
words = new List<string>(words).GetRange(0, 200).ToArray();
}
obj = string.Join(" ", words) + (truncated ? "..." : "");
}
return obj;
}
public override object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
return(base.Run(
obj,
new [] { "'" + ImpressionEngine.DateTimeFormat + "'" },
bag,
markup
));
}
public object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
if (parameters != null && parameters.Length > 1)
throw new ImpressionInterpretException("Filter " + Keyword + " does not accept parameters.");
if (obj == null) {
obj = 0.0;
}
double val = 0;
if (Double.TryParse(obj.ToString(), out val)) {
string moneyFormat = ImpressionEngine.MoneyFormat;
string symbol = bag != null ? bag["Money.Symbol"] as string : null;
string currency = bag != null ? bag["Money.Currency"] as string: null;
obj = (symbol ?? "") + val.ToString(moneyFormat) + (!string.IsNullOrEmpty(currency) ? " " + currency : "");
}
return obj;
}
public object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
if (parameters != null && parameters.Length > 1)
throw new ImpressionInterpretException("Filter " + Keyword + " does not accept parameters.");
if (obj == null) {
obj = 0.0;
}
double val = 0;
if (Double.TryParse(obj.ToString(), out val)) {
string moneyFormat = ImpressionEngine.MoneyFormat;
obj = val.ToString(moneyFormat);
}
return obj;
}
public virtual object Run(object obj, string[] paramaters, IPropertyBag bag, IMarkupBase markup)
{
//TODO read the number of characters from the first parameter
string s = (obj != null) ? obj.ToString() : null;
if (!string.IsNullOrEmpty(s)) {
string[] words = s.Split(new[] { " " }, StringSplitOptions.None);
bool truncated = false;
string[] subsetWords = new string[200];
if (words.Length > 200) {
truncated = true;
words.CopyTo(subsetWords, 0);
}
s = string.Join(" ", words) + (truncated ? "..." : "");
}
return s;
}
public override object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
return(base.Run(
obj,
parameters != null && parameters.Length == 0
? parameters
: new[] { ImpressionEngine.LongDateTimeFormat },
bag,
markup
));
}
public abstract object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup);
public override object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
if (parameters == null || parameters.Length != 1)
{
throw new ImpressionParseException("default expects 1 parameter", markup);
}
bool hasValue = (obj is string && !string.IsNullOrEmpty((string)obj)) || (obj != null);
return(!hasValue
? (IsLiteral(parameters[0])
? GetLiteral(parameters[0])
: bag[parameters[0]])
: obj);
}
public override object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
if (parameters != null && parameters.Length > 0)
{
throw new ImpressionInterpretException("Filter " + Keyword + " cannot be used with parameters.", markup);
}
return(AsBoolean(obj) ? "checked=\"checked\"" : "");
}
public abstract object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup);
public ImpressionInterpretException(string message, IMarkupBase markupBase)
: base(message, markupBase)
{
}
public object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
var list = obj as ModelListWithPages;
if (list == null)
return null;
StringBuilder sb = new StringBuilder();
if (list.CurrentPage.First) {
sb.Append("<span class=\"page first disabled\">First</span>");
sb.Append("<span class=\"page prev disabled\">Prev</span>");
} else {
sb.AppendFormat("<a href=\"{0}\" class=\"page first\">First</a>", list.FirstPage.Url);
sb.AppendFormat("<a href=\"{0}\" class=\"page prev\">Prev</a>", list.PrevPage.Url);
}
foreach (var page in list.Pages) {
if (page.Current) {
sb.AppendFormat("<span class=\"page current\">{0}</span>", page.Number);
}
else {
sb.AppendFormat("<a href=\"{0}\" class=\"page\">{1}</a>", page.Url, page.Number);
}
}
if (list.CurrentPage.Last) {
sb.Append("<span class=\"page next disabled\">Next</span>");
sb.Append("<span class=\"page last disabled\">Last</span>");
} else {
sb.AppendFormat("<a href=\"{0}\" class=\"page next\">Next</a>", list.NextPage.Url);
sb.AppendFormat("<a href=\"{0}\" class=\"page last\">Last</a>", list.LastPage.Url);
}
return sb.ToString();
}
public override object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
return base.Run(
obj,
parameters != null && parameters.Length == 0
? parameters
: new[] { ImpressionEngine.LongDateFormat },
bag,
markup
);
}
public override object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
if (parameters != null && parameters.Length > 0)
{
throw new ImpressionInterpretException("Filter " + Keyword + " cannot be used with parameters.", markup);
}
if (obj is string)
{
return(Shuffle(obj as string));
}
//if (obj is IEnumerable && obj.GetType().IsGenericType)
//{
//}
// return Shuffle(obj);
if (obj is IEnumerable)
{
return(Shuffle(obj as IEnumerable));
}
if (obj is IEnumerable)
{
return(Shuffle(obj as IEnumerable));
}
return(Shuffle(obj));
}
public object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
if (parameters == null || parameters.Length != 1)
{
throw new ImpressionInterpretException("Filter " + Keyword + " expects 1 parameter.");
}
var enumerable = obj as IEnumerable;
if (enumerable == null)
{
return(null);
}
int pageNumber = 1;
object pageNumberObject = bag["Page.Number"];
if (pageNumberObject != null)
{
Int32.TryParse(pageNumberObject.ToString(), out pageNumber);
if (pageNumber < 1)
{
pageNumber = 1;
}
}
int pageSize = 12;
string pageSizeString = parameters[0];
object pageSizeObject = bag["Page.Size"];
if (pageSizeObject != null)
{
pageSizeString = pageSizeObject.ToString();
}
Int32.TryParse(pageSizeString, out pageSize);
if (pageSize < 1)
{
pageSize = 12;
}
int i = 0, start = (pageNumber - 1) * pageSize, end = (pageNumber * pageSize) - 1;
var list = new ModelListWithPages(pageSize);
// add the "paged" items
foreach (var item in enumerable)
{
if (i >= start && i <= end)
{
list.Add(item);
}
i++;
}
// add the pages
var totalPages = (int)Math.Ceiling(i / (double)pageSize);
var totalPages0 = totalPages - 1;
var pageNumber0 = pageNumber - 1;
for (i = 0; i < totalPages; i++)
{
list.Pages.Add(new PageModel {
Current = (i == pageNumber0),
First = (i == 0),
Last = (i == (totalPages0)),
Number = (i + 1),
Url = "?page=" + (i + 1)
});
}
list.FirstPage = list.Pages[0];
list.PrevPage = pageNumber != 1 ? list.Pages[pageNumber0 - 1]: null;
list.CurrentPage = list.Pages[pageNumber0];
list.NextPage = pageNumber != totalPages ? list.Pages[pageNumber]: null;
list.LastPage = list.Pages[totalPages0];
return(list);
}
public override object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
if (parameters == null || parameters.Length != 1)
{
throw new ImpressionInterpretException("Filter " + Keyword + " expects one parameter.");
}
if (obj == null)
{
return(null);
}
return(Join(obj, parameters[0]));
}
public ImpressionInterpretException(string message, IMarkupBase markupBase) : base(message, markupBase)
{
}
