diff options
| -rw-r--r-- | src/network/access/qnetworkaccessftpbackend.cpp | 61 | ||||
| -rw-r--r-- | src/network/access/qnetworkaccessftpbackend_p.h | 5 |
2 files changed, 60 insertions, 6 deletions
diff --git a/src/network/access/qnetworkaccessftpbackend.cpp b/src/network/access/qnetworkaccessftpbackend.cpp index c5404e4221..269845ed39 100644 --- a/src/network/access/qnetworkaccessftpbackend.cpp +++ b/src/network/access/qnetworkaccessftpbackend.cpp @@ -102,8 +102,8 @@ public: }; QNetworkAccessFtpBackend::QNetworkAccessFtpBackend() - : ftp(0), uploadDevice(0), totalBytes(0), helpId(-1), sizeId(-1), mdtmId(-1), - supportsSize(false), supportsMdtm(false), state(Idle) + : ftp(0), uploadDevice(0), totalBytes(0), helpId(-1), sizeId(-1), mdtmId(-1), pwdId(-1), + supportsSize(false), supportsMdtm(false), supportsPwd(false), state(Idle) { } @@ -302,13 +302,38 @@ void QNetworkAccessFtpBackend::ftpDone() if (state == LoggingIn) { state = CheckingFeatures; - if (operation() == QNetworkAccessManager::GetOperation) { - // send help command to find out if server supports "SIZE" and "MDTM" + // send help command to find out if server supports SIZE, MDTM, and PWD + if (operation() == QNetworkAccessManager::GetOperation + || operation() == QNetworkAccessManager::PutOperation) { helpId = ftp->rawCommand(QLatin1String("HELP")); // get supported commands } else { ftpDone(); } } else if (state == CheckingFeatures) { + // If a URL path starts with // prefix (/%2F decoded), the resource will + // be retrieved by an absolute path starting with the root directory. + // For the other URLs, the working directory is retrieved by PWD command + // and prepended to the resource path as an absolute path starting with + // the working directory. + state = ResolvingPath; + QString path = url().path(); + if (path.startsWith(QLatin1String("//")) || supportsPwd == false) { + ftpDone(); // no commands sent, move to the next state + } else { + // If a path starts with /~/ prefix, its prefix will be replaced by + // the working directory as an absolute path starting with working + // directory. + if (path.startsWith(QLatin1String("/~/"))) { + // Remove leading /~ symbols + QUrl newUrl = url(); + newUrl.setPath(path.mid(2)); + setUrl(newUrl); + } + + // send PWD command to retrieve the working directory + pwdId = ftp->rawCommand(QLatin1String("PWD")); + } + } else if (state == ResolvingPath) { state = Statting; if (operation() == QNetworkAccessManager::GetOperation) { // logged in successfully, send the stat requests (if supported) @@ -366,6 +391,34 @@ void QNetworkAccessFtpBackend::ftpRawCommandReply(int code, const QString &text) supportsSize = true; if (text.contains(QLatin1String("MDTM"), Qt::CaseSensitive)) supportsMdtm = true; + if (text.contains(QLatin1String("PWD"), Qt::CaseSensitive)) + supportsPwd = true; + } else if (id == pwdId && code == 257) { + QString pwdPath; + int startIndex = text.indexOf('"'); + int stopIndex = text.lastIndexOf('"'); + if (stopIndex - startIndex) { + // The working directory is a substring between \" symbols. + startIndex++; // skip the first \" symbol + pwdPath = text.mid(startIndex, stopIndex - startIndex); + } else { + // If there is no or only one \" symbol, use all the characters of + // text. + pwdPath = text; + } + + // If a URL path starts with the working directory prefix, its resource + // will be retrieved from the working directory. Otherwise, the path of + // the working directory is prepended to the resource path. + QString urlPath = url().path(); + if (!urlPath.startsWith(pwdPath)) { + if (pwdPath.endsWith(QLatin1Char('/'))) + pwdPath.chop(1); + // Prepend working directory to the URL path + QUrl newUrl = url(); + newUrl.setPath(pwdPath % urlPath); + setUrl(newUrl); + } } else if (code == 213) { // file status if (id == sizeId) { // reply to the size command diff --git a/src/network/access/qnetworkaccessftpbackend_p.h b/src/network/access/qnetworkaccessftpbackend_p.h index 4bd082fb67..0b3d35dcd3 100644 --- a/src/network/access/qnetworkaccessftpbackend_p.h +++ b/src/network/access/qnetworkaccessftpbackend_p.h @@ -76,6 +76,7 @@ public: //Connecting, LoggingIn, CheckingFeatures, + ResolvingPath, Statting, Transferring, Disconnecting @@ -107,8 +108,8 @@ private: QPointer<QNetworkAccessCachedFtpConnection> ftp; QIODevice *uploadDevice; qint64 totalBytes; - int helpId, sizeId, mdtmId; - bool supportsSize, supportsMdtm; + int helpId, sizeId, mdtmId, pwdId; + bool supportsSize, supportsMdtm, supportsPwd; State state; }; |