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Merge pull request #869 from kiwix/userlang_cookie_fixes

This commit is contained in:
Matthieu Gautier 2023-01-24 19:16:08 +01:00 committed by GitHub
parent b9937e6859 e35e7585e0
commit cf59a93cf1
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GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 73 additions and 28 deletions
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27
src/server/request_context.cpp
View File

@ -68,12 +68,13 @@ fullURL2LocalURL(const std::string& full_url, const std::string& rootLocation)
} // unnamed namespace
RequestContext::RequestContext(struct MHD_Connection* connection,
std::string rootLocation,
std::string _rootLocation,
const std::string& _url,
const std::string& _method,
const std::string& version) :
rootLocation(_rootLocation),
full_url(_url),
url(fullURL2LocalURL(_url, rootLocation)),
url(fullURL2LocalURL(_url, _rootLocation)),
method(str2RequestMethod(_method)),
version(version),
requestIndex(s_requestIndex++),
@ -193,6 +194,10 @@ std::string RequestContext::get_full_url() const {
return full_url;
}
std::string RequestContext::get_root_path() const {
return rootLocation.empty() ? "/" : rootLocation;
}
bool RequestContext::is_valid_url() const {
return !url.empty();
}
@ -212,26 +217,32 @@ std::string RequestContext::get_header(const std::string& name) const {
std::string RequestContext::get_user_language() const
{
return userlang;
return userlang.lang;
}
std::string RequestContext::determine_user_language() const
bool RequestContext::user_language_comes_from_cookie() const
{
return userlang.selectedBy == UserLanguage::SelectorKind::COOKIE;
}
RequestContext::UserLanguage RequestContext::determine_user_language() const
{
try {
return get_argument("userlang");
return {UserLanguage::SelectorKind::QUERY_PARAM, get_argument("userlang")};
} catch(const std::out_of_range&) {}
try {
return cookies.at("userlang");
return {UserLanguage::SelectorKind::COOKIE, cookies.at("userlang")};
} catch(const std::out_of_range&) {}
try {
const std::string acceptLanguage = get_header("Accept-Language");
const auto userLangPrefs = parseUserLanguagePreferences(acceptLanguage);
return selectMostSuitableLanguage(userLangPrefs);
const auto lang = selectMostSuitableLanguage(userLangPrefs);
return {UserLanguage::SelectorKind::ACCEPT_LANGUAGE_HEADER, lang};
} catch(const std::out_of_range&) {}
return "en";
return {UserLanguage::SelectorKind::DEFAULT, "en"};
}
std::string RequestContext::get_requested_format() const

23
src/server/request_context.h
View File

@ -91,6 +91,7 @@ class RequestContext {
std::string get_url() const;
std::string get_url_part(int part) const;
std::string get_full_url() const;
std::string get_root_path() const;
std::string get_query() const { return queryString; }
@ -118,7 +119,25 @@ class RequestContext {
std::string get_user_language() const;
std::string get_requested_format() const;
bool user_language_comes_from_cookie() const;
private: // types
struct UserLanguage
{
enum SelectorKind
{
QUERY_PARAM,
COOKIE,
ACCEPT_LANGUAGE_HEADER,
DEFAULT
};
SelectorKind selectedBy;
std::string lang;
};
private: // data
std::string rootLocation;
std::string full_url;
std::string url;
RequestMethod method;
@ -132,10 +151,10 @@ class RequestContext {
std::map<std::string, std::vector<std::string>> arguments;
std::map<std::string, std::string> cookies;
std::string queryString;
std::string userlang;
UserLanguage userlang;
private: // functions
std::string determine_user_language() const;
UserLanguage determine_user_language() const;
static MHD_Result fill_header(void *, enum MHD_ValueKind, const char*, const char*);
static MHD_Result fill_cookie(void *, enum MHD_ValueKind, const char*, const char*);

6
src/server/response.cpp
View File

@ -387,8 +387,12 @@ MHD_Result Response::send(const RequestContext& request, MHD_Connection* connect
MHD_add_response_header(response, p.first.c_str(), p.second.c_str());
}
const std::string cookie = "userlang=" + request.get_user_language();
if ( ! request.user_language_comes_from_cookie() ) {
const std::string cookie = "userlang=" + request.get_user_language()
+ ";Path=" + request.get_root_path()
+ ";Max-Age=31536000";
MHD_add_response_header(response, MHD_HTTP_HEADER_SET_COOKIE, cookie.c_str());
}
if (m_returnCode == MHD_HTTP_OK && m_byteRange.kind() == ByteRange::RESOLVED_PARTIAL_CONTENT)
m_returnCode = MHD_HTTP_PARTIAL_CONTENT;

43
test/server.cpp
View File

@ -1007,7 +1007,7 @@ TEST_F(ServerTest, UserLanguageControl)
/*url*/ "/ROOT/content/zimfile/invalid-article",
/*Accept-Language:*/ "",
/*Request Cookie:*/ NO_COOKIE,
/*Response Set-Cookie:*/ "userlang=en",
/*Response Set-Cookie:*/ "userlang=en;Path=/ROOT;Max-Age=31536000",
/* expected <h1> */ "Not Found"
},
{
@ -1015,7 +1015,7 @@ TEST_F(ServerTest, UserLanguageControl)
/*url*/ "/ROOT/content/zimfile/invalid-article?userlang=en",
/*Accept-Language:*/ "",
/*Request Cookie:*/ NO_COOKIE,
/*Response Set-Cookie:*/ "userlang=en",
/*Response Set-Cookie:*/ "userlang=en;Path=/ROOT;Max-Age=31536000",
/* expected <h1> */ "Not Found"
},
{
@ -1023,7 +1023,7 @@ TEST_F(ServerTest, UserLanguageControl)
/*url*/ "/ROOT/content/zimfile/invalid-article?userlang=test",
/*Accept-Language:*/ "",
/*Request Cookie:*/ NO_COOKIE,
/*Response Set-Cookie:*/ "userlang=test",
/*Response Set-Cookie:*/ "userlang=test;Path=/ROOT;Max-Age=31536000",
/* expected <h1> */ "[I18N TESTING] Content not found, but at least the server is alive"
},
{
@ -1031,7 +1031,7 @@ TEST_F(ServerTest, UserLanguageControl)
/*url*/ "/ROOT/content/zimfile/invalid-article",
/*Accept-Language:*/ "*",
/*Request Cookie:*/ NO_COOKIE,
/*Response Set-Cookie:*/ "userlang=en",
/*Response Set-Cookie:*/ "userlang=en;Path=/ROOT;Max-Age=31536000",
/* expected <h1> */ "Not Found"
},
{
@ -1039,7 +1039,7 @@ TEST_F(ServerTest, UserLanguageControl)
/*url*/ "/ROOT/content/zimfile/invalid-article",
/*Accept-Language:*/ "test",
/*Request Cookie:*/ NO_COOKIE,
/*Response Set-Cookie:*/ "userlang=test",
/*Response Set-Cookie:*/ "userlang=test;Path=/ROOT;Max-Age=31536000",
/* expected <h1> */ "[I18N TESTING] Content not found, but at least the server is alive"
},
{
@ -1047,7 +1047,7 @@ TEST_F(ServerTest, UserLanguageControl)
/*url*/ "/ROOT/content/zimfile/invalid-article",
/*Accept-Language:*/ "",
/*Request Cookie:*/ "userlang=test",
/*Response Set-Cookie:*/ "userlang=test",
/*Response Set-Cookie:*/ NO_COOKIE,
/* expected <h1> */ "[I18N TESTING] Content not found, but at least the server is alive"
},
{
@ -1055,7 +1055,7 @@ TEST_F(ServerTest, UserLanguageControl)
/*url*/ "/ROOT/content/zimfile/invalid-article",
/*Accept-Language:*/ "",
/*Request Cookie:*/ "anothercookie=123; userlang=test",
/*Response Set-Cookie:*/ "userlang=test",
/*Response Set-Cookie:*/ NO_COOKIE,
/* expected <h1> */ "[I18N TESTING] Content not found, but at least the server is alive"
},
{
@ -1063,7 +1063,7 @@ TEST_F(ServerTest, UserLanguageControl)
/*url*/ "/ROOT/content/zimfile/invalid-article",
/*Accept-Language:*/ "",
/*Request Cookie:*/ "userlang=test; anothercookie=abc",
/*Response Set-Cookie:*/ "userlang=test",
/*Response Set-Cookie:*/ NO_COOKIE,
/* expected <h1> */ "[I18N TESTING] Content not found, but at least the server is alive"
},
{
@ -1071,7 +1071,7 @@ TEST_F(ServerTest, UserLanguageControl)
/*url*/ "/ROOT/content/zimfile/invalid-article",
/*Accept-Language:*/ "",
/*Request Cookie:*/ "cookie1=abc; userlang=test; cookie2=xyz",
/*Response Set-Cookie:*/ "userlang=test",
/*Response Set-Cookie:*/ NO_COOKIE,
/* expected <h1> */ "[I18N TESTING] Content not found, but at least the server is alive"
},
{
@ -1079,7 +1079,7 @@ TEST_F(ServerTest, UserLanguageControl)
/*url*/ "/ROOT/content/zimfile/invalid-article",
/*Accept-Language:*/ "",
/*Request Cookie:*/ "cookie1=abc; userlang=en; userlang=test; cookie2=xyz",
/*Response Set-Cookie:*/ "userlang=test",
/*Response Set-Cookie:*/ NO_COOKIE,
/* expected <h1> */ "[I18N TESTING] Content not found, but at least the server is alive"
},
{
@ -1087,7 +1087,7 @@ TEST_F(ServerTest, UserLanguageControl)
/*url*/ "/ROOT/content/zimfile/invalid-article?userlang=en",
/*Accept-Language:*/ "test",
/*Request Cookie:*/ NO_COOKIE,
/*Response Set-Cookie:*/ "userlang=en",
/*Response Set-Cookie:*/ "userlang=en;Path=/ROOT;Max-Age=31536000",
/* expected <h1> */ "Not Found"
},
{
@ -1095,7 +1095,7 @@ TEST_F(ServerTest, UserLanguageControl)
/*url*/ "/ROOT/content/zimfile/invalid-article?userlang=en",
/*Accept-Language:*/ "",
/*Request Cookie:*/ "userlang=test",
/*Response Set-Cookie:*/ "userlang=en",
/*Response Set-Cookie:*/ "userlang=en;Path=/ROOT;Max-Age=31536000",
/* expected <h1> */ "Not Found"
},
{
@ -1103,19 +1103,29 @@ TEST_F(ServerTest, UserLanguageControl)
/*url*/ "/ROOT/content/zimfile/invalid-article",
/*Accept-Language:*/ "test",
/*Request Cookie:*/ "userlang=en",
/*Response Set-Cookie:*/ "userlang=en",
/*Response Set-Cookie:*/ NO_COOKIE,
/* expected <h1> */ "Not Found"
},
{
"The value of the Accept-Language header is not currently parsed.",
"Most suitable language is selected from the Accept-Language header",
// In case of a comma separated list of languages (optionally weighted
// with quality values) the default (en) language is used instead.
// with quality values) the most suitable language is selected.
/*url*/ "/ROOT/content/zimfile/invalid-article",
/*Accept-Language:*/ "test;q=0.9, en;q=0.2",
/*Request Cookie:*/ NO_COOKIE,
/*Response Set-Cookie:*/ "userlang=test",
/*Response Set-Cookie:*/ "userlang=test;Path=/ROOT;Max-Age=31536000",
/* expected <h1> */ "[I18N TESTING] Content not found, but at least the server is alive"
},
{
"Most suitable language is selected from the Accept-Language header",
// In case of a comma separated list of languages (optionally weighted
// with quality values) the most suitable language is selected.
/*url*/ "/ROOT/content/zimfile/invalid-article",
/*Accept-Language:*/ "test;q=0.2, en;q=0.9",
/*Request Cookie:*/ NO_COOKIE,
/*Response Set-Cookie:*/ "userlang=en;Path=/ROOT;Max-Age=31536000",
/* expected <h1> */ "Not Found"
},
};
const std::regex h1Regex("<h1>(.+)</h1>");
@ -1130,6 +1140,7 @@ TEST_F(ServerTest, UserLanguageControl)
}
const auto r = zfs1_->GET(t.url.c_str(), headers);
if ( t.responseSetCookie ) {
ASSERT_TRUE(r->has_header("Set-Cookie")) << t;
EXPECT_EQ(t.responseSetCookie, getHeaderValue(r->headers, "Set-Cookie")) << t;
} else {
EXPECT_FALSE(r->has_header("Set-Cookie"));