AAPT2: Fix unrecognized CDATA
This change adds support for resources that have CDATA blocks within
their values. The blocks should allow any character to occur without
being escaped. It also should not effect the current state of quote
processing.
Bug: 80326349
Test: Created tests in aapt2_tests
Change-Id: Ie1a00e50cffc877e2eb5f788f8d7a1bda839c0cf
diff --git a/tools/aapt2/ResourceParser.cpp b/tools/aapt2/ResourceParser.cpp
index 089c9e2..f45748f 100644
--- a/tools/aapt2/ResourceParser.cpp
+++ b/tools/aapt2/ResourceParser.cpp
@@ -208,6 +208,15 @@
}
};
+// A chunk of text in the XML string within a CDATA tags.
+class CdataSegmentNode : public SegmentNode {
+ public:
+
+ void Build(StringBuilder* builder) const override {
+ builder->AppendText(data, /* preserve_spaces */ true);
+ }
+};
+
// A tag that will be encoded into the final flattened string. Tags like <b> or <i>.
class SpanNode : public Node {
public:
@@ -244,6 +253,7 @@
std::vector<Node*> node_stack;
node_stack.push_back(&root);
+ bool cdata_block = false;
bool saw_span_node = false;
SegmentNode* first_segment = nullptr;
SegmentNode* last_segment = nullptr;
@@ -253,11 +263,15 @@
const xml::XmlPullParser::Event event = parser->event();
// First take care of any SegmentNodes that should be created.
- if (event == xml::XmlPullParser::Event::kStartElement ||
- event == xml::XmlPullParser::Event::kEndElement) {
+ if (event == xml::XmlPullParser::Event::kStartElement
+ || event == xml::XmlPullParser::Event::kEndElement
+ || event == xml::XmlPullParser::Event::kCdataStart
+ || event == xml::XmlPullParser::Event::kCdataEnd) {
if (!current_text.empty()) {
- std::unique_ptr<SegmentNode> segment_node = util::make_unique<SegmentNode>();
+ std::unique_ptr<SegmentNode> segment_node = (cdata_block)
+ ? util::make_unique<CdataSegmentNode>() : util::make_unique<SegmentNode>();
segment_node->data = std::move(current_text);
+
last_segment = node_stack.back()->AddChild(std::move(segment_node));
if (first_segment == nullptr) {
first_segment = last_segment;
@@ -333,6 +347,16 @@
}
} break;
+ case xml::XmlPullParser::Event::kCdataStart: {
+ cdata_block = true;
+ break;
+ }
+
+ case xml::XmlPullParser::Event::kCdataEnd: {
+ cdata_block = false;
+ break;
+ }
+
default:
// ignore.
break;