public static string HtmlList(IEnumerable items, HtmlDumpOptions options)
{
if (options == null)
{
options = new HtmlDumpOptions();
}
if (items is IDictionary <string, object> single)
{
items = new[] { single }
}
;
var depth = options.Depth;
var childDepth = options.ChildDepth;
options.Depth += 1;
try
{
var parentClass = options.ClassName;
var childClass = options.ChildClass;
var className = ((depth < childDepth ? parentClass : childClass ?? parentClass)
?? options.Defaults.GetDefaultTableClassName());
var headerStyle = options.HeaderStyle;
var headerTag = options.HeaderTag ?? "th";
var sbHeader = StringBuilderCache.Allocate();
var sbRows = StringBuilderCacheAlt.Allocate();
List <string> keys = null;
foreach (var item in items)
{
if (item is IDictionary <string, object> d)
{
if (keys == null)
{
keys = options.Headers?.ToList() ?? EnumerableExtensions.AllKeysWithDefaultValues(items);
sbHeader.Append("<tr>");
foreach (var key in keys)
{
sbHeader.Append('<').Append(headerTag).Append('>');
sbHeader.Append(ViewUtils.StyleText(key, headerStyle)?.HtmlEncode());
sbHeader.Append("</").Append(headerTag).Append('>');
}
sbHeader.Append("</tr>");
}
sbRows.Append("<tr>");
foreach (var key in keys)
{
var value = d[key];
if (ReferenceEquals(value, items))
{
break; // Prevent cyclical deps like 'it' binding
}
sbRows.Append("<td>");
if (!isComplexType(value))
{
sbRows.Append(GetScalarHtml(value, options.Defaults));
}
else
{
var htmlValue = HtmlDump(value, options);
sbRows.Append(htmlValue.AsString());
}
sbRows.Append("</td>");
}
sbRows.Append("</tr>");
}
}
var isEmpty = sbRows.Length == 0;
if (isEmpty && options.CaptionIfEmpty == null)
{
return(string.Empty);
}
var htmlHeaders = StringBuilderCache.ReturnAndFree(sbHeader);
var htmlRows = StringBuilderCacheAlt.ReturnAndFree(sbRows);
var sb = StringBuilderCache.Allocate();
sb.Append("<table");
if (options.Id != null)
{
sb.Append(" id=\"").Append(options.Id).Append("\"");
}
if (!string.IsNullOrEmpty(className))
{
sb.Append(" class=\"").Append(className).Append("\"");
}
sb.Append(">");
var caption = options.Caption;
if (isEmpty)
{
caption = options.CaptionIfEmpty;
}
if (caption != null && !options.HasCaption)
{
sb.Append("<caption>").Append(caption.HtmlEncode()).Append("</caption>");
options.HasCaption = true;
}
if (htmlHeaders.Length > 0)
{
sb.Append("<thead>").Append(htmlHeaders).Append("</thead>");
}
if (htmlRows.Length > 0)
{
sb.Append("<tbody>").Append(htmlRows).Append("</tbody>");
}
sb.Append("</table>");
var html = StringBuilderCache.ReturnAndFree(sb);
return(html);
}
finally
{
options.Depth = depth;
}
}
public IRawString htmlDump(object target, Dictionary <string, object> options) => HtmlDump(target, HtmlDumpOptions.Parse(options, Context.DefaultMethods)).ToRawString();
public static HtmlString HtmlDump(this IHtmlHelper html, object target, HtmlDumpOptions options) => ViewUtils.HtmlDump(target, options).ToHtmlString();
public static string HtmlDump(object target, HtmlDumpOptions options)
{
if (options == null)
{
options = new HtmlDumpOptions();
}
var depth = options.Depth;
var childDepth = options.ChildDepth;
options.Depth += 1;
try
{
target = DefaultScripts.ConvertDumpType(target);
if (!isComplexType(target))
{
return(GetScalarHtml(target, options.Defaults));
}
var parentClass = options.ClassName;
var childClass = options.ChildClass;
var className = ((depth < childDepth ? parentClass : childClass ?? parentClass)
?? options.Defaults.GetDefaultTableClassName());
var headerStyle = options.HeaderStyle;
var headerTag = options.HeaderTag ?? "th";
if (target is IEnumerable e)
{
var objs = e.Map(x => x);
var isEmpty = objs.Count == 0;
if (isEmpty && options.CaptionIfEmpty == null)
{
return(string.Empty);
}
var first = !isEmpty ? objs[0] : null;
if (first is IDictionary && objs.Count > 1 && options.Display != "table")
{
return(HtmlList(objs, options));
}
var sb = StringBuilderCacheAlt.Allocate();
sb.Append("<table");
if (options.Id != null)
{
sb.Append(" id=\"").Append(options.Id).Append("\"");
}
if (!string.IsNullOrEmpty(className))
{
sb.Append(" class=\"").Append(className).Append("\"");
}
sb.Append(">");
var caption = options.Caption;
if (isEmpty)
{
caption = options.CaptionIfEmpty;
}
var holdCaption = options.HasCaption;
if (caption != null && !options.HasCaption)
{
sb.Append("<caption>").Append(caption.HtmlEncode()).Append("</caption>");
options.HasCaption = true;
}
if (!isEmpty)
{
sb.Append("<tbody>");
if (first is KeyValuePair <string, object> )
{
foreach (var o in objs)
{
if (o is KeyValuePair <string, object> kvp)
{
if (kvp.Value == target)
{
break; // Prevent cyclical deps like 'it' binding
}
sb.Append("<tr>");
sb.Append('<').Append(headerTag).Append('>');
sb.Append(ViewUtils.StyleText(kvp.Key, headerStyle)?.HtmlEncode());
sb.Append("</").Append(headerTag).Append('>');
sb.Append("<td>");
if (!isComplexType(kvp.Value))
{
sb.Append(GetScalarHtml(kvp.Value, options.Defaults));
}
else
{
var body = HtmlDump(kvp.Value, options);
sb.Append(body.AsString());
}
sb.Append("</td>");
sb.Append("</tr>");
}
}
}
else if (!isComplexType(first))
{
foreach (var o in objs)
{
sb.Append("<tr>");
sb.Append("<td>");
sb.Append(GetScalarHtml(o, options.Defaults));
sb.Append("</td>");
sb.Append("</tr>");
}
}
else
{
if (objs.Count > 1 || options.Display == "table")
{
var rows = objs.Map(x => x.ToObjectDictionary());
StringBuilderCache.Free(sb);
options.HasCaption = holdCaption;
return(HtmlList(rows, options));
}
else
{
foreach (var o in objs)
{
sb.Append("<tr>");
if (!isComplexType(o))
{
sb.Append("<td>");
sb.Append(GetScalarHtml(o, options.Defaults));
sb.Append("</td>");
}
else
{
sb.Append("<td>");
var body = HtmlDump(o, options);
sb.Append(body.AsString());
sb.Append("</td>");
}
sb.Append("</tr>");
}
}
}
sb.Append("</tbody>");
}
sb.Append("</table>");
var html = StringBuilderCacheAlt.ReturnAndFree(sb);
return(html);
}
return(HtmlDump(target.ToObjectDictionary(), options));
}
finally
{
options.Depth = depth;
}
}
/// <summary> /// Recursively prints the contents of any POCO object to HTML /// </summary> public static string htmlDump(object target, HtmlDumpOptions options) => HtmlScripts.HtmlDump(target, options);
