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LibWeb: Tolerate quoted HTTP Content-Type encodings

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This commit is contained in:
Andreas Kling 2020-06-25 22:23:47 +02:00
parent edf0aacda4
commit eb33021d65
1 changed files with 8 additions and 2 deletions
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10
Libraries/LibWeb/Loader/Resource.cpp
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@ -62,8 +62,14 @@ void Resource::for_each_client(Function<void(ResourceClient&)> callback)
String encoding_from_content_type(const String& content_type) String encoding_from_content_type(const String& content_type)
{ {
auto offset = content_type.index_of("charset="); auto offset = content_type.index_of("charset=");
if (offset.has_value()) if (offset.has_value()) {
return content_type.substring(offset.value() + 8, content_type.length() - offset.value() - 8).to_lowercase(); auto encoding = content_type.substring(offset.value() + 8, content_type.length() - offset.value() - 8).to_lowercase();
if (encoding.length() >= 2 && encoding.starts_with('"') && encoding.ends_with('"'))
return encoding.substring(1, encoding.length() - 2);
if (encoding.length() >= 2 && encoding.starts_with('\'') && encoding.ends_with('\''))
return encoding.substring(1, encoding.length() - 2);
return encoding;
}
return "utf-8"; return "utf-8";
} }