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-rw-r--r--lib/xmerl/src/xmerl_xpath.erl82
-rw-r--r--lib/xmerl/src/xmerl_xpath_pred.erl6
2 files changed, 73 insertions, 15 deletions
diff --git a/lib/xmerl/src/xmerl_xpath.erl b/lib/xmerl/src/xmerl_xpath.erl
index d9dae7c53f..b3301f2faf 100644
--- a/lib/xmerl/src/xmerl_xpath.erl
+++ b/lib/xmerl/src/xmerl_xpath.erl
@@ -41,18 +41,13 @@
% xmerl_xpath_parse:parse(xmerl_xpath_scan:tokens("parent::processing-instruction('foo')")).
%% </pre>
%%
-%% @type docEntity() =
+%% @type nodeEntity() =
%% xmlElement()
%% | xmlAttribute()
%% | xmlText()
%% | xmlPI()
%% | xmlComment()
-%% @type nodeEntity() =
-%% xmlElement()
-%% | xmlAttribute()
-%% | xmlText()
-%% | xmlPI()
-%% | xmlNamespace()
+%% | xmlNsNode()
%% | xmlDocument()
%% @type option_list(). <p>Options allows to customize the behaviour of the
%% XPath scanner.
@@ -310,6 +305,10 @@ write_node(#xmlNode{pos = Pos,
node = #xmlPI{name = Name,
parents = Ps}}) ->
{processing_instruction, Pos, Name, Ps};
+write_node(#xmlNode{pos = Pos,
+ node = #xmlNsNode{parents = Ps,
+ prefix = Prefix}}) ->
+ {namespace, Pos, Prefix, Ps};
write_node(_) ->
other.
@@ -389,8 +388,8 @@ axis1(preceding, Tok, N, Acc, Context) ->
match_preceding(Tok, N, Acc, Context);
axis1(attribute, Tok, N, Acc, Context) ->
match_attribute(Tok, N, Acc, Context);
-%axis1(namespace, Tok, N, Acc, Context) ->
-% match_namespace(Tok, N, Acc, Context);
+axis1(namespace, Tok, N, Acc, Context) ->
+ match_namespace(Tok, N, Acc, Context);
axis1(ancestor_or_self, Tok, N, Acc, Context) ->
match_ancestor_or_self(Tok, N, Acc, Context);
axis1(descendant_or_self, Tok, N, Acc, Context) ->
@@ -632,15 +631,58 @@ node_type(#xmlAttribute{}) -> attribute;
node_type(#xmlElement{}) -> element;
node_type(#xmlText{}) -> text;
node_type(#xmlPI{}) -> processing_instruction;
-node_type(#xmlNamespace{}) -> namespace;
+node_type(#xmlNsNode{}) -> namespace;
node_type(#xmlComment{}) -> comment;
node_type(#xmlDocument{}) -> root_node.
%% "The namespace axis contains the namespace nodes of the context node;
%% the axis will be empty unless the context node is an element."
-%match_namespace(_Tok, _N, _Acc, _Context) ->
- %% TODO: IMPLEMENT NAMESPACE AXIS
-% erlang:fault(not_yet_implemented).
+match_namespace(Tok, N, Acc, Context) ->
+ case N#xmlNode.type of
+ element ->
+ #xmlNode{parents = Ps, node = E} = N,
+ #xmlElement{name = Name,
+ namespace = NS,
+ parents = EPs,
+ pos = Pos} = E,
+ #xmlNamespace{default = Default, nodes = NSPairs} = NS,
+ ThisEPs = [{Name, Pos}|EPs],
+ ThisPs = [N|Ps],
+ Acc0 =
+ case Default of
+ D when D =:= []; D =:= '' ->
+ {[], 1};
+ URI ->
+ DefaultNSNode = #xmlNsNode{parents = ThisEPs,
+ pos = 1,
+ prefix = [],
+ uri = URI},
+ Node = #xmlNode{type = namespace,
+ node = DefaultNSNode,
+ parents = ThisPs},
+ {[Node], 2}
+ end,
+ {Nodes, _I} =
+ lists:foldr(
+ fun ({Prefix, URI}, {AccX, I}) ->
+ NSNode = #xmlNsNode{parents = ThisEPs,
+ pos = I,
+ prefix = Prefix,
+ uri = URI},
+ ThisN = #xmlNode{pos = I,
+ type = namespace,
+ node = NSNode,
+ parents = ThisPs},
+ {[ThisN | AccX], I + 1}
+ end, Acc0, NSPairs),
+ lists:foldr(
+ fun (ThisN, AccX) ->
+ match_self(Tok, ThisN, AccX, Context)
+ end, Acc, Nodes);
+ _Other ->
+ %%[]
+ Acc
+ end.
update_nodeset(Context = #xmlContext{axis_type = AxisType}, NodeSet) ->
@@ -661,8 +703,15 @@ update_nodeset(Context = #xmlContext{axis_type = AxisType}, NodeSet) ->
node_test(F, N, Context) when is_function(F) ->
F(N, Context);
+node_test(_Test, #xmlNode{type=attribute,node=#xmlAttribute{name=xmlns}},
+ _Context) ->
+ false;
+node_test(_Test,
+ #xmlNode{type=attribute,node=#xmlAttribute{nsinfo={"xmlns",_Local}}},
+ _Context) ->
+ false;
node_test({wildcard, _}, #xmlNode{type=ElAt}, _Context)
- when ElAt==element; ElAt==attribute ->
+ when ElAt==element; ElAt==attribute; ElAt==namespace ->
true;
node_test({prefix_test, Prefix}, #xmlNode{node = N}, _Context) ->
case N of
@@ -726,6 +775,9 @@ node_test({name, {_Tag, Prefix, Local}},
[{_Tag, Prefix, Local}, write_node(NSNodes)]),
false
end;
+node_test({name, {_Tag, [], Local}},
+ #xmlNode{node = #xmlNsNode{prefix = Local}}, _Context) ->
+ true;
node_test({node_type, NT}, #xmlNode{node = N}, _Context) ->
case {NT, N} of
{text, #xmlText{}} ->
@@ -734,7 +786,7 @@ node_test({node_type, NT}, #xmlNode{node = N}, _Context) ->
true;
{attribute, #xmlAttribute{}} ->
true;
- {namespace, #xmlNamespace{}} ->
+ {namespace, #xmlNsNode{}} ->
true;
{comment, #xmlComment{}} ->
true;
diff --git a/lib/xmerl/src/xmerl_xpath_pred.erl b/lib/xmerl/src/xmerl_xpath_pred.erl
index 9ad7925111..855b8599fe 100644
--- a/lib/xmerl/src/xmerl_xpath_pred.erl
+++ b/lib/xmerl/src/xmerl_xpath_pred.erl
@@ -337,6 +337,9 @@ local_name1([#xmlNode{type=element,node=El}|_]) ->
local_name1([#xmlNode{type=attribute,node=Att}|_]) ->
#xmlAttribute{name=Name,nsinfo=NSI} = Att,
local_name2(Name,NSI);
+local_name1([#xmlNode{type=namespace,node=N}|_]) ->
+ #xmlNsNode{prefix=Prefix} = N,
+ ?string(Prefix);
local_name1([#xmlElement{name = Name, nsinfo = NSI}|_]) ->
local_name2(Name,NSI).
local_name2(Name, NSI) ->
@@ -431,6 +434,9 @@ string_value(N=#xmlObj{}) ->
string_value(A=#xmlNode{type=attribute}) ->
#xmlAttribute{value=AttVal}=A#xmlNode.node,
?string(AttVal);
+string_value(N=#xmlNode{type=namespace}) ->
+ #xmlNsNode{uri=URI}=N#xmlNode.node,
+ ?string(atom_to_list(URI));
string_value(El=#xmlNode{type=element}) ->
#xmlElement{content=C} = El#xmlNode.node,
TextValue = fun(#xmlText{value=T},_Fun) -> T;