private string GenerateErrorHtml(string html,
string error)
{
error = LaTeXUtils.TextToHtml(error ?? string.Empty);
return(html + string.Format(LaTeXConst.Html.LaTeXError,
error));
}
private IEnumerable <(bool success, string imgHtmlOrError, string originalHtml)> GenerateImages(
LaTeXTag tag,
MatchCollection matches)
{
List <(bool, string, string)> ret = new List <(bool, string, string)>();
foreach (Match match in matches)
{
string originalHtml = match.Groups[0].Value;
string latexCode = match.Groups[1].Value;
try
{
latexCode = LaTeXUtils.PlainText(latexCode);
var(success, imgHtmlOrError) = LaTeXUtils.GenerateDviFile(Config,
tag,
latexCode);
if (success == false)
{
ret.Add((false, imgHtmlOrError, originalHtml));
continue;
}
(success, imgHtmlOrError) = LaTeXUtils.GenerateImgFile(Config);
if (success && string.IsNullOrWhiteSpace(imgHtmlOrError))
{
ret.Add((false,
"An unknown error occured, make sure your TeX installation has all the required packages, "
+ "or set it to install missing packages on-the-fly",
originalHtml));
}
imgHtmlOrError = GenerateImgHtml(imgHtmlOrError,
tag.SurroundTexWith(latexCode));
ret.Add((success, imgHtmlOrError, originalHtml));
}
catch (Exception ex)
{
ret.Add((false, ex.Message, originalHtml));
}
}
return(ret);
}
