XElement ToProviderElement(TypeDefinition type, string name)
{
var attr = ContentProviderAttribute.FromTypeDefinition(type);
if (attr == null)
{
return(null);
}
IEnumerable <MetaDataAttribute> metadata = MetaDataAttribute.FromCustomAttributeProvider(type);
IEnumerable <GrantUriPermissionAttribute> grants = GrantUriPermissionAttribute.FromTypeDefinition(type);
IEnumerable <IntentFilterAttribute> intents = IntentFilterAttribute.FromTypeDefinition(type);
XElement element = attr.ToElement(PackageName);
if (element.Attribute(attName) == null)
{
element.Add(new XAttribute(attName, name));
}
element.Add(metadata.Select(md => md.ToElement(PackageName)));
element.Add(grants.Select(intent => intent.ToElement(PackageName)));
element.Add(intents.Select(intent => intent.ToElement(PackageName)));
return(element);
}
XElement ToElement <TAttribute> (TypeDefinition type, string name, Func <TypeDefinition, TAttribute> parser, Func <TAttribute, XElement> toElement, Action <TAttribute, XElement> update)
where TAttribute : class
{
TAttribute attr = parser(type);
if (attr == null)
{
return(null);
}
IEnumerable <MetaDataAttribute> metadata = MetaDataAttribute.FromCustomAttributeProvider(type);
IEnumerable <IntentFilterAttribute> intents = IntentFilterAttribute.FromTypeDefinition(type);
XElement element = toElement(attr);
if (element.Attribute(attName) == null)
{
element.Add(new XAttribute(attName, name));
}
element.Add(metadata.Select(md => md.ToElement(PackageName)));
element.Add(intents.Select(intent => intent.ToElement(PackageName)));
if (update != null)
{
update(attr, element);
}
return(element);
}
static IEnumerable <string> ExtractSchemes(IntentFilterAttribute a)
{
if (a.DataSchemes != null)
{
// If DataSchemes is defined, it will be used
// instead of DataScheme (the singular version)
foreach (var ds in a.DataSchemes)
{
yield return(ds);
}
}
else if (!string.IsNullOrWhiteSpace(a.DataScheme))
{
// When DataScheme (singular version) is used.
yield return(a.DataScheme !);
}
}
private bool IsActionDefaultBrowsable(IntentFilterAttribute ifa)
{
return(ifa.Actions.Contains(Intent.ActionView) &&
ifa.Categories.Contains(Intent.CategoryDefault) &&
ifa.Categories.Contains(Intent.CategoryBrowsable));
}
private bool HasSchemeHostAndPrefix(IntentFilterAttribute ifa)
{
return(ifa.DataScheme != null && ifa.DataHost != null && ifa.DataPathPrefix != null);
}
