mirror of
https://github.com/processone/ejabberd.git
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72 lines
2.8 KiB
Erlang
72 lines
2.8 KiB
Erlang
Nonterminals
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filter filtercomp filterlist item
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simple present substring extensible
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initial any final matchingrule xattr
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attr value.
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Terminals str
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'(' ')' '&' '|' '!' '=' '~=' '>=' '<=' '=*' '*' ':dn' ':' ':='.
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Rootsymbol filter.
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filter -> '(' filtercomp ')': '$2'.
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filtercomp -> '&' filterlist: 'and'('$2').
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filtercomp -> '|' filterlist: 'or'('$2').
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filtercomp -> '!' filter: 'not'('$2').
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filtercomp -> item: '$1'.
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filterlist -> filter: '$1'.
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filterlist -> filter filterlist: flatten(['$1', '$2']).
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item -> simple: '$1'.
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item -> present: '$1'.
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item -> substring: '$1'.
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item -> extensible: '$1'.
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simple -> attr '=' value: equal('$1', '$3').
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simple -> attr '~=' value: approx('$1', '$3').
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simple -> attr '>=' value: greater('$1', '$3').
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simple -> attr '<=' value: less('$1', '$3').
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present -> attr '=*': present('$1').
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substring -> attr '=' initial '*' any: substrings('$1', ['$3', '$5']).
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substring -> attr '=' '*' any final: substrings('$1', ['$4', '$5']).
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substring -> attr '=' initial '*' any final: substrings('$1', ['$3', '$5', '$6']).
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substring -> attr '=' '*' any: substrings('$1', ['$4']).
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any -> any value '*': 'any'('$1', '$2').
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any -> '$empty': [].
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initial -> value: initial('$1').
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final -> value: final('$1').
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extensible -> xattr ':dn' ':' matchingrule ':=' value: extensible('$6', ['$1', '$4', {dnAttributes, true}]).
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extensible -> xattr ':' matchingrule ':=' value: extensible('$5', ['$1', '$3']).
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extensible -> xattr ':dn' ':=' value: extensible('$4', ['$1', {dnAttributes, true}]).
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extensible -> xattr ':=' value: extensible('$3', ['$1']).
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extensible -> ':dn' ':' matchingrule ':=' value: extensible('$5', ['$3']).
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extensible -> ':' matchingrule ':=' value: extensible('$4', ['$2']).
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xattr -> value: xattr('$1').
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matchingrule -> value: matchingrule('$1').
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attr -> str: value_of('$1').
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value -> str: value_of('$1').
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Erlang code.
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'and'(Value) -> eldap:'and'(Value).
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'or'(Value) -> eldap:'or'(Value).
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'not'(Value) -> eldap:'not'(Value).
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equal(Desc, Value) -> eldap:equalityMatch(Desc, Value).
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approx(Desc, Value) -> eldap:approxMatch(Desc, Value).
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greater(Desc, Value) -> eldap:greaterOrEqual(Desc, Value).
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less(Desc, Value) -> eldap:lessOrEqual(Desc, Value).
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present(Value) -> eldap:present(Value).
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extensible(Value, Opts) -> eldap:extensibleMatch(Value, Opts).
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substrings(Desc, ValueList) -> eldap:substrings(Desc, flatten(ValueList)).
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initial(Value) -> {initial, Value}.
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final(Value) -> {final, Value}.
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'any'(Token, Value) -> [Token, {any, Value}].
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xattr(Value) -> {type, Value}.
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matchingrule(Value) -> {matchingRule, Value}.
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value_of(Token) -> iolist_to_binary(element(3, Token)).
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flatten(List) -> lists:flatten(List).
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