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Code Issues Releases Wiki Activity

Fix bug in the mime parser.

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The token rule was matching even when the quoted_string
rule should have matched, which was preventing the "
stripping to work. In fact quoted_string was never being
used.
Also improve formatting of long lines.
This commit is contained in:
King_DuckZ 2017-05-25 19:09:11 +01:00
parent 5d4041aed8
commit 4ff6719077
2 changed files with 45 additions and 7 deletions
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24
src/tawashi_implem/mime_split.cpp
View file

@ -31,11 +31,14 @@
#include <boost/fusion/include/adapt_struct.hpp>
#include <boost/spirit/include/qi_difference.hpp>
#include <boost/fusion/include/std_pair.hpp>
#include <boost/phoenix/function/lazy_prelude.hpp>
#include <boost/phoenix/core.hpp>
#include <boost/phoenix/object/construct.hpp>
#include <boost/phoenix/stl/container.hpp>
#include <boost/phoenix/bind/bind_member_function.hpp>
#include <boost/phoenix/operator.hpp>
#include <boost/functional/hash.hpp>
#include <boost/phoenix/operator/arithmetic.hpp>
#include <boost/phoenix/operator/self.hpp>
#include <boost/phoenix/stl/algorithm/transformation.hpp>
#include <cassert>
// The Internet Media Type [9 <#ref-9>] of the attached entity. The syntax is
@ -96,13 +99,12 @@ namespace tawashi {
using boost::spirit::ascii::space;
using boost::spirit::qi::char_;
using boost::spirit::qi::lit;
using boost::spirit::qi::alnum;
using boost::spirit::qi::raw;
using boost::spirit::qi::_val;
using boost::spirit::qi::lexeme;
using boost::string_ref;
using boost::spirit::_1;
using boost::phoenix::begin;
using boost::phoenix::size;
namespace px = boost::phoenix;
content_type = -media_type;
@ -113,8 +115,18 @@ namespace tawashi {
attribute = token.alias();
value = token | quoted_string;
token = raw[+(char_ - ';' - '/' - '=')][_val = px::bind(&string_ref::substr, px::construct<string_ref>(px::ref(*m_master_string)), begin(_1) - px::ref(m_begin), size(_1))];
quoted_string = raw[lexeme['"' >> +(char_ - '"') >> '"']][_val = px::bind(&string_ref::substr, px::construct<string_ref>(px::ref(*m_master_string)), begin(_1) - px::ref(m_begin), size(_1))];
token = raw[+(alnum | char_("-_."))][_val = px::bind(&string_ref::substr, px::construct<string_ref>(px::ref(*m_master_string)), px::begin(_1) - px::ref(m_begin), px::size(_1))];
quoted_string = raw[
lexeme[
lit('"') >>
*(char_ - '"') >>
'"'
]
][_val = px::bind(
&string_ref::substr, px::construct<string_ref>(px::ref(*m_master_string)),
px::begin(_1) + 1 - px::ref(m_begin),
px::size(_1) - 2
)];
}
} //unnamed namespace

28
test/unit/test_mime_split.cpp
View file

@ -18,6 +18,12 @@
#include "catch.hpp"
#include "mime_split.hpp"
namespace {
std::string to_string (const boost::string_ref& parRef) {
return std::string(parRef.data(), parRef.size());
}
} //unnamed namespace
TEST_CASE ("Test the Mime-type splitter", "[mime][parser]") {
using tawashi::SplitMime;
using tawashi::split_mime;
@ -26,17 +32,37 @@ TEST_CASE ("Test the Mime-type splitter", "[mime][parser]") {
int parsed_count;
{
std::string test("application/x-javascript; charset=UTF-8");
std::string curr_val;
SplitMime split = split_mime(&test, ok, parsed_count);
REQUIRE(ok);
CHECK(test.size() == parsed_count);
CHECK(split.type == "application");
CHECK(split.subtype == "x-javascript");
REQUIRE(split.parameters.size() == 1);
CHECK(split.parameters.find("charset") != split.parameters.end());
CHECK(split.parameters.at("charset") == "UTF-8");
curr_val = to_string(split.parameters.at("charset"));
CHECK(curr_val == "UTF-8");
}
{
std::string test("image/jpeg; filename=genome.jpeg; modification-date=\"Wed, 12 Feb 1997 16:29:51 -0500\"");
std::string curr_val;
SplitMime split = split_mime(&test, ok, parsed_count);
REQUIRE(ok);
CHECK(test.size() == parsed_count);
CHECK(split.type == "image");
CHECK(split.subtype == "jpeg");
REQUIRE(split.parameters.size() == 2);
CHECK(split.parameters.find("filename") != split.parameters.end());
curr_val = to_string(split.parameters.at("filename"));
CHECK(curr_val == "genome.jpeg");
CHECK(split.parameters.find("modification-date") != split.parameters.end());
curr_val = to_string(split.parameters.at("modification-date"));
CHECK(curr_val == "Wed, 12 Feb 1997 16:29:51 -0500");
}
}