diff options
Diffstat (limited to 'linguistic')
| -rw-r--r-- | linguistic/Library_lng.mk | 2 | ||||
| -rw-r--r-- | linguistic/source/translate.cxx | 70 |
2 files changed, 72 insertions, 0 deletions
diff --git a/linguistic/Library_lng.mk b/linguistic/Library_lng.mk index 517177ec393d..7674a1d026cd 100644 --- a/linguistic/Library_lng.mk +++ b/linguistic/Library_lng.mk @@ -51,6 +51,7 @@ $(eval $(call gb_Library_use_externals,lng,\ boost_headers \ icuuc \ icu_headers \ + curl \ )) $(eval $(call gb_Library_add_exception_objects,lng,\ @@ -72,6 +73,7 @@ $(eval $(call gb_Library_add_exception_objects,lng,\ linguistic/source/spelldsp \ linguistic/source/spelldta \ linguistic/source/thesdsp \ + linguistic/source/translate \ )) # vim: set noet sw=4 ts=4: diff --git a/linguistic/source/translate.cxx b/linguistic/source/translate.cxx new file mode 100644 index 000000000000..316e3a8dbdcb --- /dev/null +++ b/linguistic/source/translate.cxx @@ -0,0 +1,70 @@ +#include <linguistic/translate.hxx> +#include <sal/log.hxx> +#include <curl/curl.h> +#include <sal/log.hxx> +#include <rtl/string.h> +#include <boost/property_tree/ptree.hpp> +#include <boost/property_tree/json_parser.hpp> +#include <vcl/htmltransferable.hxx> +#include <tools/long.hxx> + +namespace linguistic +{ +OString Translate(const OString& rTargetLang, const OString& rAPIUrl, const OString& rAuthKey, + const OString& rData) +{ + constexpr tools::Long CURL_TIMEOUT = 10L; + + std::unique_ptr<CURL, std::function<void(CURL*)>> curl(curl_easy_init(), + [](CURL* p) { curl_easy_cleanup(p); }); + curl_easy_setopt(curl.get(), CURLOPT_URL, rAPIUrl.getStr()); + curl_easy_setopt(curl.get(), CURLOPT_FAILONERROR, 1L); + curl_easy_setopt(curl.get(), CURLOPT_TIMEOUT, CURL_TIMEOUT); + + std::string response_body; + curl_easy_setopt(curl.get(), CURLOPT_WRITEFUNCTION, + +[](void* buffer, size_t size, size_t nmemb, void* userp) -> size_t { + if (!userp) + return 0; + std::string* response = static_cast<std::string*>(userp); + size_t real_size = size * nmemb; + response->append(static_cast<char*>(buffer), real_size); + return real_size; + }); + curl_easy_setopt(curl.get(), CURLOPT_WRITEDATA, static_cast<void*>(&response_body)); + OString aLang(curl_easy_escape(curl.get(), rTargetLang.getStr(), rTargetLang.getLength())); + OString aAuthKey(curl_easy_escape(curl.get(), rAuthKey.getStr(), rAuthKey.getLength())); + OString aData(curl_easy_escape(curl.get(), rData.getStr(), rData.getLength())); + OString aPostData("auth_key=" + aAuthKey + "&target_lang=" + aLang + "&text=" + aData); + + curl_easy_setopt(curl.get(), CURLOPT_POSTFIELDS, aPostData.getStr()); + CURLcode cc = curl_easy_perform(curl.get()); + if (cc != CURLE_OK) + { + SAL_WARN("translatehelper", + "CURL perform returned with error: " << static_cast<sal_Int32>(cc)); + return {}; + } + tools::Long nStatusCode; + curl_easy_getinfo(curl.get(), CURLINFO_RESPONSE_CODE, &nStatusCode); + if (nStatusCode != 200) + { + SAL_WARN("translatehelper", "CURL request returned with status code: " << nStatusCode); + return {}; + } + // parse the response + boost::property_tree::ptree root; + std::stringstream aStream(response_body.data()); + boost::property_tree::read_json(aStream, root); + boost::property_tree::ptree& translations = root.get_child("translations"); + size_t size = translations.size(); + if (size <= 0) + { + SAL_WARN("translatehelper", "API did not return any translations"); + } + // take the first one + const boost::property_tree::ptree& translation = translations.begin()->second; + const std::string text = translation.get<std::string>("text"); + return OString(text); +} +}
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