public ParsedUri Perform(ParsedUri input)
{
ParsedUri result = null;
if (input != null && match != null)
{
String str = input.ToString();
Match matcher = match.Match(str);
if (matcher.Success)
{
if (replace == null)
{
replace = "";
}
Debug.WriteLine(matcher.Groups[0].Value + " " + matcher.Groups[1].Value);
String rez = input.ToString().Replace(matcher.Groups[0].Value, replace);
for (int i = 1; i < matcher.Groups.Count; i++)
{
rez = rez.Replace("$" + i, matcher.Groups[i].Value);
}
result = new ParsedUri(rez);
}
}
return(result);
}
/// <summary>
///
/// Encapsulate the oodss client requst in a simpler GetMetadata call.
/// </summary>
/// <param name="url"></param>
/// <returns></returns>
public async Task <Document> RequestMetadata(ParsedUri uri)
{
Document result = null;
if (_metadataClient != null)
{
Debug.WriteLine("Performing asynchronous call");
ResponseMessage metadataResponse =
_metadataClient.RequestAsync(new MetadataRequest(uri.ToString())).Result;
Debug.WriteLine("Received asynchronous request ");
if (metadataResponse != null && metadataResponse is MetadataResponse)
{
result = (metadataResponse as MetadataResponse).Metadata;
}
else if (metadataResponse != null && metadataResponse is SemanticServiceError)
{
(metadataResponse as SemanticServiceError).Perform();
}
else
{
throw new Exception();
}
}
else
{
var requestUri = new ParsedUri(_serviceBaseUri, "?url=" + uri.AbsoluteUri);
result = await _metadataTypeScope.DeserializeUri(requestUri, Format.Xml) as Document;
}
return(result);
}
public void Test()
{
char separator = '/';
PrefixCollection <Object> pc = new PrefixCollection <Object>(separator);
StringBuilder buffy = new StringBuilder(32);
for (int i = 0; i < TEST_ADD.Length; i++)
{
// println(TEST[i].directoryString());
PrefixPhrase <Object> pp = pc.Add(TEST_ADD[i]);
buffy.Clear();
pp.ToStringBuilder(buffy, separator);
Console.WriteLine(buffy);
}
Console.WriteLine("\n");
for (int i = 0; i < TEST_MATCH.Length; i++)
{
ParsedUri purl = TEST_MATCH[i];
Console.WriteLine(purl.ToString() + "\t" + pc.Match(purl));
}
Console.WriteLine("\n");
foreach (String phrase in pc.Values())
{
Console.WriteLine(phrase);
}
}
public PrefixPhrase <O> Add(ParsedUri purl)
{
String host = purl.Host; //edit
// domainPrefix is a child of this, the root (with no parent)
PrefixPhrase <O> hostPrefix = GetPrefix(null, host);
// children of hostPrefix
String pathStringToParse = usePathFile ? purl.ToString() : purl.LocalPath; //.pathDirectoryString;
return((hostPrefix != null) ? hostPrefix.Add(pathStringToParse, separator) : LookupChild(host));
}
///<summary>
/// Extract location ParsedURL parameters into a HashMap.
/// Let ParamOps operate on this Map.
/// Derive a new ParsedURL using the base of the original location's ParsedURL and the transformed parameter map.
/// If the new ParsedURL is different than the old one, make the old one an additional location for this,
/// and add the transformed ParsedURL to the DocumentLocationMap.
/// <p/>
/// If the location changes, then reconnect to the new one.
///</summary>
public override Object Perform(Object obj) // throws IOException
{
bool usingThisDoc = true; // if we are changing this document's location, or its child field's location
Document document = (Document)SemanticOperationHandler.SemanticOperationVariableMap.Get(SemanticOperationKeyWords.Metadata);
if (ObjectStr != null)
{
Object o = SemanticOperationHandler.SemanticOperationVariableMap.Get(ObjectStr);
if (o != null && o is Document)
{
document = (Document)o;
usingThisDoc = false;
}
}
ParsedUri origLocation = document.Location.value;
if (origLocation.IsFile)
{
Debug.WriteLine("Not doing <filter_location> because this is a file: " + origLocation);
return(null);
}
SemanticsGlobalCollection <Document> globalCollection = SemanticOperationHandler.SemanticsScope.GlobalDocumentCollection;
bool locationChanged = false;
if (paramOps != null && paramOps.Count > 0)
{
Dictionary <String, String> parametersMap = new Dictionary <string, string>();
foreach (String param in origLocation.Query.Split('&'))
{
parametersMap.Add(param.Split('=')[0], param.Split('=')[1]);
}
if (parametersMap.Count == 0)
{
parametersMap = new Dictionary <string, string>(paramOps.Count);
}
foreach (ParamOp paramOp in paramOps)
{
paramOp.SemanticHandler = SemanticOperationHandler;
paramOp.TransformParams(parametersMap);
}
String str = origLocation.AbsolutePath + "?";
foreach (KeyValuePair <string, string> pair in parametersMap)
{
str += pair.Key + "=" + pair.Value + "&";
}
if (str[str.Length - 1] == '&')
{
str = str.Substring(0, str.Length - 1);
}
ParsedUri transformedLocation = new ParsedUri(str);
if (origLocation != transformedLocation)
{
document.Location.Value = transformedLocation;
locationChanged = true;
}
}
if (alternativeHosts != null)
{
String origHost = origLocation.Host;
foreach (String alternativeHost in alternativeHosts)
{
if (!origHost.Equals(alternativeHost))
{
ParsedUri newLocation = new ParsedUri(origLocation.AbsoluteUri.Replace(origLocation.Host, alternativeHost));
document.AddAdditionalLocation(new MetadataParsedURL(newLocation));
globalCollection.AddDocument(document, newLocation);
}
}
}
if (regex != null)
{
ParsedUri location = document.Location.Value;
ParsedUri regexURL = regex.Perform(location);
document.ChangeLocation(regexURL);
locationChanged = true;
}
if (stripPrefix != null)
{
String origlLocationString = origLocation.ToString();
int index = origlLocationString.IndexOf(stripPrefix);
if (index > 6)
{
String newLocationString = origlLocationString.Substring(0, index);
ParsedUri newLocation = new ParsedUri(newLocationString);
if (newLocation != null)
{
document.ChangeLocation(newLocation);
}
}
}
if (locationChanged && usingThisDoc) // if we are just changing the location of a field, we don't have to reconnect.
{
if (documentParser != null)
{
//documentParser.reConnect(); // changed the location, so we better connect again!
}
else
{
//imageClosure.RequestMetadata();
}
}
return(null);
}
/// <summary>
/// Get MetaMetadata. First, try matching by url_base. If this fails, including if the attribute is
/// null, then try by url_prefix. If this fails, including if the attribute is null, then try by
/// url_pattern (regular expression).
/// <p/>
/// If that lookup fails, then lookup by tag name, to acquire the default.
/// </summary>
/// <param name="uri"></param>
/// <param name="tagName"></param>
/// <returns></returns>
public MetaMetadata GetDocumentMM(ParsedUri uri, String tagName = DocumentParserTagNames.DocumentTag)
{
MetaMetadata result = null;
if (uri != null)
{
if (!uri.IsFile)
{
//String noAnchorNoQueryPageString = uri.GetLeftPart(UriPartial.Path);
String noAnchorNoQueryPageString = FundamentalPlatformSpecifics.Get().GetUriLeftPart(uri);
_documentRepositoryByUrlStripped.TryGetValue(noAnchorNoQueryPageString, out result);
if (result == null)
{
//Check to see if the url prefix is actually a url-path tree.
//TODO: For url-path-tree cases, we should just generate a regex to handle those cases.
PrefixPhrase <MetaMetadata> matchingPrefix = urlPrefixCollection.getMatchingPrefix(uri);
if (matchingPrefix != null)
{
result = matchingPrefix.MappedObject;
}
}
if (result == null)
{
String domain = uri.Domain;
if (domain != null)
{
List <RepositoryPatternEntry> entries = null;
_documentRepositoryByPattern.TryGetValue(domain, out entries);
if (entries != null)
{
foreach (RepositoryPatternEntry entry in entries)
{
Match matcher = entry.Pattern.Match(uri.ToString());
if (matcher.Success)
{
result = entry.MetaMetadata;
break;
}
}
}
}
}
}
// be careful of the order! suffix before domain
if (result == null)
{
String suffix = uri.Suffix;
if (suffix != null)
{
result = GetMMBySuffix(suffix);
}
}
if (result == null)
{
String domain = uri.Domain;
_documentRepositoryByDomain.TryGetValue(domain, out result);
if (result != null)
{
Debug.WriteLine("Matched by domain = " + domain + "\t" + result);
}
}
}
if (result == null)
{
result = GetMMByName(tagName);
}
return(result);
}
