public static IDictionary<string, SmiMarker[]> ParseSmiFile(string content)
{
content = Regex.Replace(content, @"[\s\r\n]{2,}", " ", RegexOptions.Multiline);
Dictionary<string, SmiMarker[]> smiContent = new Dictionary<string, SmiMarker[]>(strComp);
StringReader reader = new StringReader(content);
reader.ReadToMarkup();
if (!reader.PeekIsMarkup())
return smiContent;
if (strComp.Compare(reader.ReadMarkup(), SamiMarkup) != 0)
return smiContent;
Dictionary<string, Dictionary<string, string>> styles = new Dictionary<string, Dictionary<string, string>>(strComp);
ReadHead(reader, styles);
return ReadBody(reader, styles);
}
internal static Dictionary<string, SmiMarker[]> ReadBody(StringReader reader, Dictionary<string, Dictionary<string, string>> styles)
{
// Be sure to be at the start of a markup tag
string data = reader.ReadToMarkup();
if (reader.Peek() == -1
|| !reader.PeekIsMarkup())
return null;
// Check if the next tag is Head
MarkupContent markupContent = null;
var markupType = reader.ReadMarkup(out markupContent, strComp);
if (!(markupType == MarkupType.StartNode && strComp.Compare(markupContent.Name, BodyMarkup) == 0))
return null;
Dictionary<string, List<SmiMarker>> markersByLanguage = new Dictionary<string, List<SmiMarker>>(strComp);
while (reader.Peek() != -1)
{
if (!reader.PeekIsMarkup())
reader.ReadToMarkup();
if (!reader.PeekIsMarkup())
break;
markupType = reader.ReadMarkup(out markupContent, strComp);
MarkupContent invalidSamiNextMarkupContent = null;
do
{
if (invalidSamiNextMarkupContent != null)
{
markupType = invalidSamiNextMarkupContent.Type;
markupContent = invalidSamiNextMarkupContent;
}
if (markupType == MarkupType.ClosingNode && strComp.Compare(markupContent.Name, BodyMarkup) == 0)
break;
if (markupType == MarkupType.StartNode
&& strComp.Compare(markupContent.Name, SyncMarkup) == 0)
{
invalidSamiNextMarkupContent = readSyncNode(reader, markupContent, styles, markersByLanguage);
}
} while (invalidSamiNextMarkupContent != null);
}
var result = new Dictionary<string, SmiMarker[]>(strComp);
foreach (var item in markersByLanguage)
{
var markers = item.Value.OrderBy(m => m.Position).ToList();
for (int i = markers.Count - 1; i >= 0; i--)
{
SmiMarker mrk = markers[i];
if (mrk.Content == null)
{
markers.RemoveAt(i);
if (i > 0)
{
SmiMarker prevMarker = markers[i - 1];
prevMarker.Duration = mrk.Position - prevMarker.Position;
}
}
}
result[item.Key] = markers.ToArray();
}
return result;
}
private static MarkupContent readSyncNode(StringReader reader, MarkupContent markupContent, Dictionary<string, Dictionary<string, string>> styles, Dictionary<string, List<SmiMarker>> markersByLanguage)
{
MarkupType markupType;
TimeSpan position = TimeSpan.Zero;
var start = markupContent.Parameters.TryGetValue("start");
var startInt = 0;
if (!int.TryParse(start, out startInt))
return null;
position = TimeSpan.FromMilliseconds(startInt);
while (reader.Peek() != -1)
{
reader.ReadToMarkup();
if (!reader.PeekIsMarkup())
return null;
markupType = reader.ReadMarkup(out markupContent, strComp);
if (markupType == MarkupType.ClosingNode
&& strComp.Compare(markupContent.Name, SyncMarkup) == 0)
break;
if (markupType == MarkupType.StartNode
&& strComp.Compare(markupContent.Name, PMarkup) == 0)
{
var invalidSamiNextMarkupContent = ReadSyncPNode(reader, styles,
markupContent,
position, markersByLanguage);
if (invalidSamiNextMarkupContent != null)
{
// malformed sami
return invalidSamiNextMarkupContent;
}
}
}
return null;
}
private static MarkupContent ReadSyncPNode(StringReader reader, Dictionary<string, Dictionary<string, string>> styles,
MarkupContent markupContent,
TimeSpan position, Dictionary<string, List<SmiMarker>> markersByLanguage)
{
MarkupContent malformedContent = null;
MarkupType markupType;
var cssList = new List<string>();
cssList.Add("p");
var cssClass = markupContent.Parameters.TryGetValue("class");
if (!string.IsNullOrEmpty(cssClass))
{
cssList.AddRange(from css in cssClass.Split(' ')
select String.Concat("." + css));
}
SmiMarker marker = new SmiMarker();
marker.Position = position;
StringBuilder markerContent = new StringBuilder();
foreach (var styleRules in cssList)
{
AssignPropertiesFromStyle(marker, styles.TryGetValue(styleRules));
}
GetMarkerList(markersByLanguage, marker.Language ?? string.Empty).Add(marker);
while (reader.Peek() != -1)
{
var newContent = reader.ReadToMarkup().Trim();
if (!string.IsNullOrEmpty(newContent))
{
if (markerContent.Length > 0
&& markerContent[markerContent.Length - 1] != '\n')
{
markerContent.Append(' ');
}
markerContent.Append(newContent);
}
if (reader.PeekIsMarkup())
{
markupType = reader.ReadMarkup(out markupContent, strComp);
if ((markupType == MarkupType.Node || markupType == MarkupType.StartNode)
&& strComp.Compare(markupContent.Name, "br") == 0)
{
markerContent.Append('\n');
}
if ((markupType == MarkupType.ClosingNode
&& strComp.Compare(markupContent.Name, PMarkup) == 0))
{
break;
}
if((markupType == MarkupType.StartNode
&& strComp.Compare(markupContent.Name, SyncMarkup) == 0))
{
// Malformed Sami file.
malformedContent = markupContent;
break;
}
}
}
if (markerContent.ToString() != " ")
marker.Content = HttpUtility.HtmlDecode(markerContent.ToString()).Trim();
else
{
marker.Content = null;
}
return malformedContent;
}
internal static void ReadHead(StringReader reader,
Dictionary<string, Dictionary<string, string>> styles)
{
// Be sure to be at the start of a markup tag
string data = reader.ReadToMarkup();
if (reader.Peek() == -1
|| !reader.PeekIsMarkup())
return;
// Check if the next tag is Head
MarkupContent markupContent;
var markupType = reader.ReadMarkup(out markupContent, strComp);
if (!(markupType == MarkupType.StartNode && strComp.Compare(markupContent.Name, HeadMarkup) == 0))
return;
while (reader.Peek() != -1)
{
if (!reader.PeekIsMarkup())
reader.ReadToMarkup();
if (!reader.PeekIsMarkup())
return;
markupType = reader.ReadMarkup(out markupContent, strComp);
if (markupType == MarkupType.ClosingNode && strComp.Compare(markupContent.Name, HeadMarkup) == 0)
return;
if (markupType == MarkupType.StartNode
&& strComp.Compare(markupContent.Name, StyleMarkup) == 0)
{
var styleContent = reader.ReadToMarkup() ?? string.Empty;
if (!reader.PeekIsMarkup())
return;
while (reader.Peek() != -1)
{
markupType = reader.ReadMarkup(out markupContent, strComp);
if (markupType == MarkupType.Comment)
styleContent += markupContent.Content;
else if (markupType == MarkupType.ClosingNode)
break;
reader.ReadToMarkup();
//if(!isClosingMarkup && strComp.Compare(markup, StyleMarkup))
// sty
}
ParseStyle(styleContent, styles);
}
//if (reader.PeekIsMarkup())
//{
// if ((isClosingMarkup && strComp.Compare(markup, HeadMarkup) == 0)
// || )
// return;
//}
}
}
