public ITagList Parse(string toParse, UrlDir.UrlConfig urlConfig)
{
if (toParse == null)
{
throw new ArgumentNullException(nameof(toParse));
}
if (urlConfig == null)
{
throw new ArgumentNullException(nameof(urlConfig));
}
if (toParse.Length == 0)
{
throw new FormatException("can't create tag list from empty string");
}
if (toParse[0] == '[')
{
throw new FormatException("can't create tag list beginning with [");
}
if (toParse[0] == ':')
{
throw new FormatException("can't create tag list beginning with :");
}
if (toParse[toParse.Length - 1] == ':')
{
progress.Warning(urlConfig, "trailing : detected");
toParse = toParse.TrimEnd(':');
}
List <Tag> tags = new List <Tag>();
Tag primaryTag = ParsePrimaryTag(toParse, ref tags, urlConfig);
return(new TagList(primaryTag, tags));
}
public ProtoPatch Build(UrlDir.UrlConfig urlConfig, Command command, ITagList tagList)
{
if (urlConfig == null)
{
throw new ArgumentNullException(nameof(urlConfig));
}
if (tagList == null)
{
throw new ArgumentNullException(nameof(tagList));
}
if (progress == null)
{
throw new ArgumentNullException(nameof(progress));
}
bool error = false;
string nodeType = tagList.PrimaryTag.key;
string nodeName = tagList.PrimaryTag.value;
if (command == Command.Insert && nodeName != null)
{
progress.Error(urlConfig, "name specifier detected on insert node (not a patch): " + urlConfig.SafeUrl());
error = true;
}
if (nodeName == string.Empty)
{
progress.Warning(urlConfig, "empty brackets detected on patch name: " + urlConfig.SafeUrl());
nodeName = null;
}
if (tagList.PrimaryTag.trailer != null)
{
progress.Warning(urlConfig, "unrecognized trailer: '" + tagList.PrimaryTag.trailer + "' on: " + urlConfig.SafeUrl());
}
string needs = null;
string has = null;
IPassSpecifier passSpecifier = null;
foreach (Tag tag in tagList)
{
if (tag.trailer != null)
{
progress.Warning(urlConfig, "unrecognized trailer: '" + tag.trailer + "' on: " + urlConfig.SafeUrl());
}
if (tag.key.Equals("NEEDS", StringComparison.CurrentCultureIgnoreCase))
{
if (needs != null)
{
progress.Warning(urlConfig, "more than one :NEEDS tag detected, ignoring all but the first: " + urlConfig.SafeUrl());
continue;
}
if (string.IsNullOrEmpty(tag.value))
{
progress.Error(urlConfig, "empty :NEEDS tag detected: " + urlConfig.SafeUrl());
error = true;
continue;
}
needs = tag.value;
}
else if (tag.key.Equals("HAS", StringComparison.CurrentCultureIgnoreCase))
{
if (command == Command.Insert)
{
progress.Error(urlConfig, ":HAS detected on insert node (not a patch): " + urlConfig.SafeUrl());
error = true;
continue;
}
if (has != null)
{
progress.Warning(urlConfig, "more than one :HAS tag detected, ignoring all but the first: " + urlConfig.SafeUrl());
continue;
}
if (string.IsNullOrEmpty(tag.value))
{
progress.Error(urlConfig, "empty :HAS tag detected: " + urlConfig.SafeUrl());
error = true;
continue;
}
has = tag.value;
}
else if (tag.key.Equals("FIRST", StringComparison.CurrentCultureIgnoreCase))
{
if (tag.value != null)
{
progress.Warning(urlConfig, "value detected on :FIRST tag: " + urlConfig.SafeUrl());
}
if (command == Command.Insert)
{
progress.Error(urlConfig, "pass specifier detected on insert node (not a patch): " + urlConfig.SafeUrl());
error = true;
continue;
}
if (passSpecifier != null)
{
progress.Warning(urlConfig, "more than one pass specifier detected, ignoring all but the first: " + urlConfig.SafeUrl());
continue;
}
passSpecifier = new FirstPassSpecifier();
}
else if (tag.key.Equals("BEFORE", StringComparison.CurrentCultureIgnoreCase))
{
if (string.IsNullOrEmpty(tag.value))
{
progress.Error(urlConfig, "empty :BEFORE tag detected: " + urlConfig.SafeUrl());
error = true;
continue;
}
if (command == Command.Insert)
{
progress.Error(urlConfig, "pass specifier detected on insert node (not a patch): " + urlConfig.SafeUrl());
error = true;
continue;
}
if (passSpecifier != null)
{
progress.Warning(urlConfig, "more than one pass specifier detected, ignoring all but the first: " + urlConfig.SafeUrl());
continue;
}
passSpecifier = new BeforePassSpecifier(tag.value, urlConfig);
}
else if (tag.key.Equals("FOR", StringComparison.CurrentCultureIgnoreCase))
{
if (string.IsNullOrEmpty(tag.value))
{
progress.Error(urlConfig, "empty :FOR tag detected: " + urlConfig.SafeUrl());
error = true;
continue;
}
if (command == Command.Insert)
{
progress.Error(urlConfig, "pass specifier detected on insert node (not a patch): " + urlConfig.SafeUrl());
error = true;
continue;
}
if (passSpecifier != null)
{
progress.Warning(urlConfig, "more than one pass specifier detected, ignoring all but the first: " + urlConfig.SafeUrl());
continue;
}
passSpecifier = new ForPassSpecifier(tag.value, urlConfig);
}
else if (tag.key.Equals("AFTER", StringComparison.CurrentCultureIgnoreCase))
{
if (string.IsNullOrEmpty(tag.value))
{
progress.Error(urlConfig, "empty :AFTER tag detected: " + urlConfig.SafeUrl());
error = true;
continue;
}
if (command == Command.Insert)
{
progress.Error(urlConfig, "pass specifier detected on insert node (not a patch): " + urlConfig.SafeUrl());
error = true;
continue;
}
if (passSpecifier != null)
{
progress.Warning(urlConfig, "more than one pass specifier detected, ignoring all but the first: " + urlConfig.SafeUrl());
continue;
}
passSpecifier = new AfterPassSpecifier(tag.value, urlConfig);
}
else if (tag.key.Equals("LAST", StringComparison.CurrentCultureIgnoreCase))
{
if (string.IsNullOrEmpty(tag.value))
{
progress.Error(urlConfig, "empty :LAST tag detected: " + urlConfig.SafeUrl());
error = true;
continue;
}
if (command == Command.Insert)
{
progress.Error(urlConfig, "pass specifier detected on insert node (not a patch): " + urlConfig.SafeUrl());
error = true;
continue;
}
if (passSpecifier != null)
{
progress.Warning(urlConfig, "more than one pass specifier detected, ignoring all but the first: " + urlConfig.SafeUrl());
continue;
}
passSpecifier = new LastPassSpecifier(tag.value);
}
else if (tag.key.Equals("FINAL", StringComparison.CurrentCultureIgnoreCase))
{
if (tag.value != null)
{
progress.Warning(urlConfig, "value detected on :FINAL tag: " + urlConfig.SafeUrl());
}
if (command == Command.Insert)
{
progress.Error(urlConfig, "pass specifier detected on insert node (not a patch): " + urlConfig.SafeUrl());
error = true;
continue;
}
if (passSpecifier != null)
{
progress.Warning(urlConfig, "more than one pass specifier detected, ignoring all but the first: " + urlConfig.SafeUrl());
continue;
}
passSpecifier = new FinalPassSpecifier();
}
else
{
progress.Warning(urlConfig, "unrecognized tag: '" + tag.key + "' on: " + urlConfig.SafeUrl());
}
}
if (error)
{
return(null);
}
if (passSpecifier == null)
{
if (command == Command.Insert)
{
passSpecifier = new InsertPassSpecifier();
}
else
{
passSpecifier = new LegacyPassSpecifier();
}
}
return(new ProtoPatch(urlConfig, command, nodeType, nodeName, needs, has, passSpecifier));
}