public ThemedMessageTemplateRenderer(HtmlTheme theme, ThemedValueFormatter valueFormatter, bool isLiteral)
{
_theme = theme ?? throw new ArgumentNullException(nameof(theme));
_valueFormatter = valueFormatter;
_isLiteral = isLiteral;
_unthemedValueFormatter = valueFormatter.SwitchTheme(NoTheme);
}
public MessageTemplateOutputTokenRenderer(HtmlTheme theme, PropertyToken token)
{
_theme = theme ?? throw new ArgumentNullException(nameof(theme));
_token = token ?? throw new ArgumentNullException(nameof(token));
bool isLiteral = false, isJson = false;
if (token.Format != null)
{
for (var i = 0; i < token.Format.Length; ++i)
{
if (token.Format[i] == 'l')
{
isLiteral = true;
}
else if (token.Format[i] == 'j')
{
isJson = true;
}
}
}
var valueFormatter = isJson
? (ThemedValueFormatter) new ThemedJsonValueFormatter(theme)
: new ThemedDisplayValueFormatter(theme);
_renderer = new ThemedMessageTemplateRenderer(theme, valueFormatter, isLiteral);
}
int RenderValue(HtmlTheme theme, ThemedValueFormatter valueFormatter, LogEventPropertyValue propertyValue, TextWriter output, string format)
{
if (_isLiteral && propertyValue is ScalarValue sv && sv.Value is string)
{
using (theme.Apply(output, HtmlThemeStyle.String))
output.Write(sv.Value);
return(0);
}
return(valueFormatter.Format(propertyValue, output, format, _isLiteral));
}
public OutputFormatter(string outputTemplate)
{
if (outputTemplate is null)
{
throw new ArgumentNullException(nameof(outputTemplate));
}
var template = new MessageTemplateParser().Parse(outputTemplate);
var theme = new HtmlTheme();
var renderers = new List <OutputRenderer>();
foreach (var token in template.Tokens)
{
if (token is TextToken tt)
{
renderers.Add(new TextTokenRenderer(theme, tt.Text));
continue;
}
var pt = (PropertyToken)token;
if (pt.PropertyName == OutputProperties.LevelPropertyName)
{
renderers.Add(new LevelTokenRenderer(theme, pt));
}
else if (pt.PropertyName == OutputProperties.NewLinePropertyName)
{
renderers.Add(new NewLineTokenRenderer(pt.Alignment));
}
else if (pt.PropertyName == OutputProperties.ExceptionPropertyName)
{
renderers.Add(new ExceptionTokenRenderer(theme, pt));
}
else if (pt.PropertyName == OutputProperties.MessagePropertyName)
{
renderers.Add(new MessageTemplateOutputTokenRenderer(theme, pt));
}
else if (pt.PropertyName == OutputProperties.TimestampPropertyName)
{
renderers.Add(new TimestampTokenRenderer(theme, pt));
}
else if (pt.PropertyName == "Properties")
{
renderers.Add(new PropertiesTokenRenderer(theme, pt, template));
}
else
{
renderers.Add(new EventPropertyTokenRenderer(theme, pt));
}
}
_renderers = renderers.ToArray();
}
public PropertiesTokenRenderer(HtmlTheme theme, PropertyToken token, MessageTemplate outputTemplate)
{
_outputTemplate = outputTemplate;
_theme = theme ?? throw new ArgumentNullException(nameof(theme));
_token = token ?? throw new ArgumentNullException(nameof(token));
var isJson = false;
if (token.Format != null)
{
for (var i = 0; i < token.Format.Length; ++i)
{
if (token.Format[i] == 'j')
{
isJson = true;
}
}
}
_valueFormatter = isJson
? (ThemedValueFormatter) new ThemedJsonValueFormatter(theme)
: new ThemedDisplayValueFormatter(theme);
}
public LevelTokenRenderer(HtmlTheme theme, PropertyToken levelToken)
{
_theme = theme;
_levelToken = levelToken;
}
public ExceptionTokenRenderer(HtmlTheme theme, PropertyToken pt)
{
_theme = theme;
}
public StyleReset(HtmlTheme theme, TextWriter output, HtmlThemeStyle style)
{
_theme = theme;
_output = output;
_style = style;
}
public abstract ThemedValueFormatter SwitchTheme(HtmlTheme theme);
protected ThemedValueFormatter(HtmlTheme theme)
{
_theme = theme ?? throw new ArgumentNullException(nameof(theme));
}
public TimestampTokenRenderer(HtmlTheme theme, PropertyToken token)
{
_theme = theme;
_token = token;
}
public override ThemedValueFormatter SwitchTheme(HtmlTheme theme)
{
return(new ThemedDisplayValueFormatter(theme));
}
public ThemedDisplayValueFormatter(HtmlTheme theme)
: base(theme)
{
}
public EventPropertyTokenRenderer(HtmlTheme theme, PropertyToken token)
{
_theme = theme;
_token = token;
}
public TextTokenRenderer(HtmlTheme theme, string text)
{
_theme = theme;
_text = text;
}
public ThemedJsonValueFormatter(HtmlTheme theme)
: base(theme)
{
_displayFormatter = new ThemedDisplayValueFormatter(theme);
}