private Func<string, bool> BuildBranchMatch(HgPrincipal principal, string section, IEnumerable<HgAclEntry> hgAclEntries)
{
if(hgAclEntries == null) return null;
var patterns = hgAclEntries.Where(e => Matches(principal, e)).Select(e => e.Path).ToList();
if(patterns.Count == 0)
return s => false;
return s => patterns.Contains(s);
}
private bool Matches(HgPrincipal principal, HgAclEntry entry)
{
foreach(var aclPrincipal in entry.Principals)
{
if(aclPrincipal.Name == "*") return true;
if(aclPrincipal.Excludes)
{
if(aclPrincipal.Type == HgAclPrincipalType.User && principal.Name != aclPrincipal.Name)
return true;
if(aclPrincipal.Type == HgAclPrincipalType.Group && !principal.Groups.Contains(aclPrincipal.Name))
return true;
} // if
else
{
if(aclPrincipal.Type == HgAclPrincipalType.User && principal.Name == aclPrincipal.Name)
return true;
if(aclPrincipal.Type == HgAclPrincipalType.Group && principal.Groups.Contains(aclPrincipal.Name))
return true;
} // else
} // foreach
return false;
}
private HgPrincipal NormalizeHgPrincipal(HgPrincipal hgPrincipal)
{
return new HgPrincipal(hgPrincipal.Name.ToLowerInvariant(), hgPrincipal.Groups.Select(g => g.ToLowerInvariant()));
}
private Func<HgPath, bool> BuildPathMatch(HgPrincipal principal, string section, IEnumerable<HgAclEntry> hgAclEntries)
{
if(hgAclEntries == null) return null;
var matchers = hgAclEntries.Where(e => Matches(principal, e)).Select(e => HgPathPatternMatcher.Parse(e.Path)).ToList();
if(matchers.Count == 0) return s => false;
return s => matchers.Any(m => m.Matches(s));
}
