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Fix filenames with ampersand

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Fixes issue with filenames containing ampersand.
Also fixes issue with --download-file not assigning proper filename automatically.

New method detects the path more accurately when encountering the currently used url format but in case of unknown url format it fallbacks to the old method.
This commit is contained in:
Sude 2020-02-28 11:57:08 +02:00
parent c9f98825e5
commit 6522247be9
3 changed files with 52 additions and 35 deletions
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1
include/galaxyapi.h
View File

@ -63,6 +63,7 @@ class galaxyAPI
Json::Value getUserData();
Json::Value getDependenciesJson();
std::vector<galaxyDepotItem> getFilteredDepotItemsVectorFromJson(const Json::Value& depot_json, const std::string& galaxy_language, const std::string& galaxy_arch, const bool& is_dependency = false);
std::string getPathFromDownlinkUrl(const std::string& downlink_url, const std::string& gamename);
protected:
private:
CurlConfig curlConf;

8
src/downloader.cpp
View File

@ -2402,7 +2402,6 @@ int Downloader::downloadFileWithId(const std::string& fileid_string, const std::
gameDetails gd = gogGalaxy->productInfoJsonToGameDetails(productInfo, dlConf);
auto vFiles = gd.getGameFileVector();
gameFile gf;
bool bFoundMatchingFile = false;
@ -2458,15 +2457,14 @@ int Downloader::downloadFileWithId(const std::string& fileid_string, const std::
}
}
std::string filename, filepath;
filename.assign(url.begin()+url.find_last_of("/")+1, url.begin()+url.find_first_of("?"));
filename = gogGalaxy->getPathFromDownlinkUrl(url, gf.gamename);
if (output_filepath.empty())
filepath = Util::makeFilepath(Globals::globalConfig.dirConf.sDirectory, filename, gamename);
filepath = Util::makeFilepath(Globals::globalConfig.dirConf.sDirectory, filename, gf.gamename);
else
filepath = output_filepath;
std::cout << "Downloading: " << filepath << std::endl;
result = this->downloadFile(url, filepath, xml_data, gamename);
result = this->downloadFile(url, filepath, xml_data, gf.gamename);
std::cout << std::endl;
}

78
src/galaxyapi.cpp
View File

@ -390,36 +390,7 @@ std::vector<gameFile> galaxyAPI::fileJsonNodeToGameFileVector(const std::string&
continue;
std::string downlink_url = downlinkJson["downlink"].asString();
std::string downlink_url_unescaped = (std::string)curl_easy_unescape(curlhandle, downlink_url.c_str(), downlink_url.size(), NULL);
std::string path;
// GOG has changed the url formatting few times between 2 different formats.
// Try to get proper file name in both cases.
size_t filename_end_pos;
if (downlink_url_unescaped.find("?path=") != std::string::npos)
filename_end_pos = downlink_url_unescaped.find_first_of("&");
else
filename_end_pos = downlink_url_unescaped.find_first_of("?");
if (downlink_url_unescaped.find("/" + gamename + "/") != std::string::npos)
{
path.assign(downlink_url_unescaped.begin()+downlink_url_unescaped.find("/" + gamename + "/"), downlink_url_unescaped.begin()+filename_end_pos);
}
else
{
path.assign(downlink_url_unescaped.begin()+downlink_url_unescaped.find_last_of("/")+1, downlink_url_unescaped.begin()+filename_end_pos);
path = "/" + gamename + "/" + path;
}
// Workaround for filename issue caused by different (currently unknown) url formatting scheme
// https://github.com/Sude-/lgogdownloader/issues/126
if (path.find("?") != std::string::npos)
{
if (path.find_last_of("?") > path.find_last_of("/"))
{
path.assign(path.begin(), path.begin()+path.find_last_of("?"));
}
}
std::string path = this->getPathFromDownlinkUrl(downlink_url, gamename);
gameFile gf;
gf.gamename = gamename;
@ -534,3 +505,50 @@ std::vector<galaxyDepotItem> galaxyAPI::getFilteredDepotItemsVectorFromJson(cons
return items;
}
std::string galaxyAPI::getPathFromDownlinkUrl(const std::string& downlink_url, const std::string& gamename)
{
std::string path;
std::string downlink_url_unescaped = (std::string)curl_easy_unescape(curlhandle, downlink_url.c_str(), downlink_url.size(), NULL);
// GOG has changed the url formatting few times between 2 different formats.
// Try to get proper file name in both cases.
size_t filename_end_pos;
if (downlink_url_unescaped.find("?path=") != std::string::npos)
{
size_t token_pos = downlink_url_unescaped.find("&token=");
size_t access_token_pos = downlink_url_unescaped.find("&access_token=");
if ((token_pos != std::string::npos) && (access_token_pos != std::string::npos))
{
filename_end_pos = std::min(token_pos, access_token_pos);
}
else
{
filename_end_pos = downlink_url_unescaped.find_first_of("&");
}
}
else
filename_end_pos = downlink_url_unescaped.find_first_of("?");
if (downlink_url_unescaped.find("/" + gamename + "/") != std::string::npos)
{
path.assign(downlink_url_unescaped.begin()+downlink_url_unescaped.find("/" + gamename + "/"), downlink_url_unescaped.begin()+filename_end_pos);
}
else
{
path.assign(downlink_url_unescaped.begin()+downlink_url_unescaped.find_last_of("/")+1, downlink_url_unescaped.begin()+filename_end_pos);
path = "/" + gamename + "/" + path;
}
// Workaround for filename issue caused by different (currently unknown) url formatting scheme
// https://github.com/Sude-/lgogdownloader/issues/126
if (path.find("?") != std::string::npos)
{
if (path.find_last_of("?") > path.find_last_of("/"))
{
path.assign(path.begin(), path.begin()+path.find_last_of("?"));
}
}
return path;
}