public IEnumerable<GrepResult> Grep(string subject, string expression, bool caseInsensitive)
{
Regex matcher = new Regex("(" + expression + ")", RegexOptions.Compiled | (caseInsensitive ? RegexOptions.IgnoreCase : RegexOptions.None));
var messagePropertyFilter = new MessagePropertyFilter
{
ArrivedTime = true,
Body = true,
Id = true,
Label = true
};
var messageQueue = new MessageQueue(subject);
messageQueue.MessageReadPropertyFilter = messagePropertyFilter;
var messageEnumerator2 = messageQueue.GetMessageEnumerator2();
while (messageEnumerator2.MoveNext())
{
if (messageEnumerator2.Current == null)
continue;
var message = messageEnumerator2.Current;
using (var streamReader = new StreamReader(message.BodyStream))
{
string body = streamReader.ReadToEnd();
if (!matcher.IsMatch(body))
continue;
yield return
new GrepResult
{Message = CreateMessageDescriptor(message), Text = matcher.HighlightMatch(body, "<{0}>")};
}
}
}
