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-rw-r--r--lib/rexml/attribute.rb23
1 files changed, 13 insertions, 10 deletions
diff --git a/lib/rexml/attribute.rb b/lib/rexml/attribute.rb
index 89c1ada36c..17ced44c45 100644
--- a/lib/rexml/attribute.rb
+++ b/lib/rexml/attribute.rb
@@ -17,6 +17,8 @@ module REXML
attr_writer :normalized
PATTERN = /\s*(#{NAME_STR})\s*=\s*(["'])(.*?)\2/um
+ NEEDS_A_SECOND_CHECK = /(<|&((#{Entity::NAME});|(#0*((?:\d+)|(?:x[a-fA-F0-9]+)));)?)/um
+
# Constructor.
# FIXME: The parser doesn't catch illegal characters in attributes
#
@@ -110,15 +112,16 @@ module REXML
end
end
- # Returns the attribute value, with entities replaced
- def to_s
- return @normalized if @normalized
-
- doctype = nil
+ def doctype
if @element
doc = @element.document
doctype = doc.doctype if doc
end
+ end
+
+ # Returns the attribute value, with entities replaced
+ def to_s
+ return @normalized if @normalized
@normalized = Text::normalize( @unnormalized, doctype )
@unnormalized = nil
@@ -129,11 +132,6 @@ module REXML
# have been expanded to their values
def value
return @unnormalized if @unnormalized
- doctype = nil
- if @element
- doc = @element.document
- doctype = doc.doctype if doc
- end
@unnormalized = Text::unnormalize( @normalized, doctype )
@normalized = nil
@unnormalized
@@ -150,6 +148,11 @@ module REXML
# Returns this attribute
def element=( element )
@element = element
+
+ if @normalized
+ Text.check( @normalized, NEEDS_A_SECOND_CHECK, doctype )
+ end
+
self
end