/usr/share/perl5/Biber/config.rnc is in biber 1.9-3+deb8u1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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element clrmacros { "0" | "1" }? &
element collate { "0" | "1" }? &
element collate_options {
element option {
attribute name { text } &
attribute value { text }
}+
}? &
# Can't specify the config file location in the config file ...
# element configfile { text }? &
element convert_control { "0" | "1" }? &
element dot_include { text }? &
# Data model specification (mainly for tool mode)
datamodel? &
element decodecharsset { text }? &
element debug { "0" | "1" }? &
element fastsort { "0" | "1" }? &
element fixinits { "0" | "1" }? &
# Would never want this in the config file
# element help { "0" | "1" }? &
inheritance? &
element input_encoding { text }? &
element listsep { text }? &
element logfile { text }? &
element mincrossrefs { xsd:unsignedByte }? &
element mssplit { text }? &
element namesep { text }? &
# Can't specify not to use a config file in the config file ...
# element noconf { "0" | "1" }? &
element nodieonerror { "0" | "1" }? &
element nolog { "0" | "1" }? &
# noinit specification
element noinit {
element option {
attribute value { xsd:string },
empty
}+
}? &
# nosort specification
element nosort {
element option {
attribute name { text } &
attribute value { text }
}+
}? &
element nostdmacros { "0" | "1" }? &
element onlylog { "0" | "1" }? &
element others_string { text }? &
element output_align { "0" | "1" }? &
element output_directory { text }? &
element output_encoding { text }? &
element output_fieldcase { "upper" | "lower" | "title" }? &
element output_file { text }? &
element output_format { "bibtex" | "bbl" | "biblatexml" | "dot" }? &
element output_indent { xsd:unsignedByte }? &
element output_macro_fields { text }? &
element output_resolve { "0" | "1" }? &
element output_safechars { "0" | "1" }? &
element output_safecharsset { "base" | "full" }? &
element quiet { "0" | "1" }? &
element recodedata { text }? &
element sortcase { "0" | "1" }? &
element sortfirstinits { "0" | "1" }? &
sorting? &
element sortlocale { text }? &
element sortupper { "0" | "1" }? &
element sourcemap {
element maps {
attribute datatype { "bibtex" | "biblatexml" | "ris" | "zoterordfxml" | "endnotexml" },
attribute map_overwrite { "0" | "1" }?,
map+
}+
}? &
element ssl-nointernalca { "0" | "1" }? &
element ssl-noverify-host { "0" | "1" }? &
element tool { "0" | "1" }? &
element tool_config { text }? &
element trace { "0" | "1" }? &
element validate_config { "0" | "1" }? &
element validate_control { "0" | "1" }? &
element validate_datamodel { "0" | "1" }? &
# Meaningless in the config file
# element version { "0" | "1" }? &
element wraplines { "0" | "1" }?
}
datamodel =
element datamodel {
# Valid entrytypes
element entrytypes {
element entrytype {
# Some entrytypes should be completely skipped on output (XDATA etc.)
attribute skip_output { "true" }?,
text
}+
},
# BibLaTeX field types. Biber uses this to determine how to output various types
# to the .bbl
element fields {
element field {
# fieldtype is "field" or "list"
attribute fieldtype { "field" | "list" },
# format is a specification of the format of the field. If not specified, field contents
# are just as is.
attribute format { "csv" }?,
# datatype of field content
attribute datatype { "literal" | "name" | "key" | "entrykey" | "date" | "verbatim" | "integer" | "range" | "csv" | "code" | "uri" | "datepart" | "keyword" | "option" },
# Are we allowed to output a null field value to the .bbl for this field?
attribute nullok { "true" }?,
# Should this field be skipped and not output to the .bbl?
attribute skip_output { "true" }?,
text
}+
},
# Allowable fields for entrytypes
# Only one specification per entrytype: even though it might be nice to have several
# so that one could share information, this would be hard to manage and confusing as it
# not be visible in one place which fields were valid for an entrytype.
element entryfields {
element entrytype { text }*,
element field { text }+
}+,
# Constraints on field (co-)existence and format
element constraints {
# Set of entrytypes that this constraint applies to
# An entrytype can be specified in multiple constraints
#
element entrytype { text }*,
# A constraint specification
element constraint {
(
# Conditional constraints have an antecedent and consequent
# both of which have a quantifier. This allows you to enforce
# constraints like:
#
# if field a,b,c are all present then one of x,y,z must be
# if one of field a,b,c are present then none of x,y,z must be
# etc.
(attribute type { "conditional" },
element antecedent {
attribute quant { "all" | "one" | "none"},
element field { text }+
},
element consequent {
attribute quant { "all" | "one" | "none"},
element field { text }+
}
) |
# Datatype and format constraints
(attribute type { "data" },
# range* attributes are for limiting integer type range
attribute datatype { "integer" | "isbn" | "issn" | "ismn" | "date" | "pattern" }?,
attribute rangemin { xsd:int }?,
attribute rangemax { xsd:int }?,
attribute pattern { text }?,
element field { text }+
) |
# Mandatoriness constraints which say which fields must appear
(attribute type { "mandatory" },
(element field { text } |
# An XOR set of fields so you can enforce:
#
# One (but not more) of fields a,b,c must exist
element fieldxor {
element field { text }+
} |
# An OR set of fields so you can enforce:
#
# One (possibly more) of fields a,b,c must exist
element fieldor {
element field { text }+
}
)+
)
)
}*
}+
}
inheritance =
# Cross-reference inheritance specifications
element inheritance {
# Defaults
element defaults {
# Whether to inherit all fields
attribute inherit_all { "true" | "false" },
# Should we overwrite the target field if it exists?
attribute override_target { "true" | "false" },
# Default inherit_all and override_target settings for entrytype source/target pairs
element type_pair {
attribute source { "*" | xsd:string {minLength="1"}},
attribute target { "*" | xsd:string {minLength="1"}},
attribute inherit_all { "true" | "false" }?,
attribute override_target { "true" | "false" }?,
empty
}*
},
# An inheritance specification
element inherit {
# applies to these pairs of source/target entrytypes
element type_pair {
attribute source { "*" | xsd:string {minLength="1"}},
attribute target { "*" | xsd:string {minLength="1"}},
empty
}+,
# and here are the field specifications
element field {
(
# either a "skip this field" specification
# so we can say inherit all except certain fields OR ...
(attribute source { xsd:string },
attribute skip { "true" | "false" }) |
# ... a source and target field with an optional override attribute
(attribute source { xsd:string {minLength="1"}},
attribute target { xsd:string {minLength="1"}},
attribute override_target { "true" | "false" }?)
),
empty
}+
}*
}
map =
element map {
attribute map_overwrite { "0" | "1" }?,
element per_datasource { xsd:string {minLength="1"} }*,
element per_type { xsd:string {minLength="1"} }*,
element map_step {
(
(
attribute map_entry_null { "1" }
) |
(
attribute map_type_source { xsd:string {minLength="1"} },
attribute map_type_target { xsd:string {minLength="1"} }?,
attribute map_final { "1" }?
) |
(
attribute map_field_source { xsd:string {minLength="1"} },
attribute map_field_target { xsd:string {minLength="1"} }?,
attribute map_final { "1" }?,
attribute map_match { xsd:string {minLength="1"} }?,
attribute map_notmatch { xsd:string {minLength="1"} }?,
attribute map_replace { xsd:string {minLength="1"} }?
) |
(
attribute map_field_set { xsd:string {minLength="1"} },
attribute map_append { "1" }?,
attribute map_final { "1" }?,
( attribute map_null { "1" } |
attribute map_origfield { "1" } |
attribute map_origfieldval { "1" } |
attribute map_origentrytype { "1" } |
attribute map_field_value { xsd:string {minLength="1"} } )
)
),
empty
}+
}
sorting =
element sorting {
# locale for entire sorting specification
attribute locale { xsd:string {minLength="1"}}?,
# presort default strings for different entry types
element presort {
attribute type { text }?,
text
}+,
# excludes of certain fields for sorting for specified types
element sortexclusion {
attribute type { text },
element exclusion { text }+
}*,
sort+
}
sort =
# sort specification
element sort {
# order of this specification in the set of all sort specifications
attribute order { xsd:integer },
# Should we stop generating sorting information after this item?
attribute final { "1" }?,
# Sort ascending or descending
attribute sort_direction { "ascending" | "descending" }?,
# Sort case sensitive or not?
attribute sortcase { "0" | "1" }?,
# Sort upper before lower?
attribute sortupper { "0" | "1" }?,
# sortset specific override for locale
attribute locale { xsd:string {minLength="1"}}?,
# A sort item specification - a field or pseudo-field to get sort information from
element sortitem {
# order of this item in the set of all other item specifications
attribute order { xsd:integer },
# Just use a part of the item information for sorting?
attribute substring_side { "left" | "right" }?,
attribute substring_width { xsd:integer }?,
# Pad the item information when sorting with it?
attribute pad_side { "left" | "right" }?,
attribute pad_width { xsd:integer }?,
attribute pad_char { xsd:string { minLength = "1" maxLength = "1" } }?,
attribute form { "original" | "translated" | "romanised" | "uniform" }?,
text
}+
}+
# Copyright 2009-2014 François Charette and Philip Kime, all rights reserved.
# This code is free software. You can redistribute it and/or
# modify it under the terms of the Artistic License 2.0.
# This program is distributed in the hope that it will be useful,
# but without any warranty; without even the implied warranty of
# merchantability or fitness for a particular purpose.
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