/// Returns a (possibly shared) ExportFileReference for the uri.
/// The destination file:
/// - will have no path components in it
/// - will not collide with any other destination files
/// - will be similar to suggestedName (if suggestedName is passed)
public static ExportFileReference GetOrCreateSafeLocal(
DisambiguationContext disambiguationContext, string sourceUri, string uriBase,
string suggestedName = null)
{
if (IsHttp(sourceUri))
{
throw new ArgumentException("sourceUri");
}
// Passing the same source file multiple times should give the same destination file
string sourcePath = GetFullPathForUri(sourceUri, uriBase);
if (disambiguationContext.m_filesByOriginalLocation.TryGetValue(
sourcePath, out var existingRef))
{
return(existingRef);
}
// A newly-seen source file should get an unused destination
string exportedFileName = ExportUtils.CreateUniqueName(
Path.GetFileName(suggestedName ?? sourcePath), disambiguationContext.m_exportedFileNames);
var fileRef = CreateSafeLocal(sourcePath, exportedFileName);
disambiguationContext.m_filesByOriginalLocation[fileRef.m_originalLocation] = fileRef;
return(fileRef);
}
public ExecutionContext(IDataProvider dataProvider, LocaleProvider locale, DisambiguationContext disambiguationContext, ExecutionContext previous)
{
// init
this._DataProvider = dataProvider;
this.Locale = locale;
this.DisambiguationContext = disambiguationContext;
this.Previous = previous;
// get variables
var variables = dataProvider.GetVariables();
// add -first variables for numbers
var variablesFirst = variables
.Where(x => x.Value is INumberVariable)
.ToDictionary(x => string.Format("{0}-first", x.Key), x => (IVariable) new Data.NumberVariable(((INumberVariable)x.Value).Min));
// done
this._Variables = variables.Concat(variablesFirst)
.ToDictionary(x => x.Key.ToLower(), x => x.Value);
}
public ExecutionContext(IDataProvider dataProvider, LocaleProvider locale, DisambiguationContext disambiguationContext)
: this(dataProvider, locale, disambiguationContext, null)
{
}
