String regex filter criteria and selective autotag (#1082)

* Add regex string filter criterion
* Use query interface for auto tagging
* Use Query interface for filename parser
* Remove query regex interfaces
* Add selective auto tag
* Use page size 0 as no limit

graphql/schema/types/filters.graphql

@@ -6,6 +6,7 @@ enum SortDirectionEnum {
 input FindFilterType {
   q: String
   page: Int
+  """use per_page = 0 to indicate all results. Defaults to 25."""
   per_page: Int
   sort: String
   direction: SortDirectionEnum
@@ -192,6 +193,10 @@ enum CriterionModifier {
   INCLUDES_ALL,
   INCLUDES,
   EXCLUDES,
+  """MATCHES REGEX"""
+  MATCHES_REGEX,
+  """NOT MATCHES REGEX"""
+  NOT_MATCHES_REGEX,
 }
 
 input StringCriterionInput {

graphql/schema/types/metadata.graphql

@@ -50,6 +50,8 @@ input CleanMetadataInput {
 }
 
 input AutoTagMetadataInput {
+  """Paths to tag, null for all files"""
+  paths: [String!]
   """IDs of performers to tag files with, or "*" for all"""
   performers: [String!]
   """IDs of studios to tag files with, or "*" for all"""