File indexing completed on 2025-01-19 03:41:35
0001 /* 0002 This file is part of the KDE libraries 0003 SPDX-FileCopyrightText: 2020 David Faure <faure@kde.org> 0004 0005 SPDX-License-Identifier: LGPL-2.0-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL 0006 */ 0007 0008 #ifndef KIO_OPENURLJOB_H 0009 #define KIO_OPENURLJOB_H 0010 0011 #include "applicationlauncherjob.h" 0012 #include "kiogui_export.h" 0013 #include <KCompositeJob> 0014 #include <QScopedPointer> 0015 0016 class QUrl; 0017 0018 namespace KIO 0019 { 0020 class OpenUrlJobPrivate; 0021 0022 /** 0023 * @class OpenUrlJob openurljob.h <KIO/OpenUrlJob> 0024 * 0025 * @brief OpenUrlJob finds out the right way to "open" a URL. 0026 * This includes finding out its MIME type, and then the associated application, 0027 * or running desktop files, executables, etc. 0028 * It also honours the "use this webbrowser for all http(s) URLs" setting. 0029 * 0030 * For the "Open With" dialog functionality to work, make sure to set 0031 * KIO::JobUiDelegate as the delegate for this job (in widgets applications). 0032 * @code 0033 * // Since 5.98 use: 0034 * job->setUiDelegate(KIO::createDefaultJobUiDelegate(KJobUiDelegate::AutoHandlingEnabled, window)); 0035 * // For older releases use: 0036 * job->setUiDelegate(new KIO::JobUiDelegate(KJobUiDelegate::AutoHandlingEnabled, window)); 0037 * @endcode 0038 * 0039 * @since 5.71 0040 */ 0041 class KIOGUI_EXPORT OpenUrlJob : public KCompositeJob 0042 { 0043 Q_OBJECT 0044 public: 0045 /** 0046 * @brief Creates an OpenUrlJob in order to open a URL. 0047 * @param url the URL of the file/directory to open 0048 */ 0049 explicit OpenUrlJob(const QUrl &url, QObject *parent = nullptr); 0050 0051 /** 0052 * @brief Creates an OpenUrlJob for the case where the MIME type is already known. 0053 * @param url the URL of the file/directory to open 0054 * @param mimeType the type of file/directory. See QMimeType. 0055 */ 0056 explicit OpenUrlJob(const QUrl &url, const QString &mimeType, QObject *parent = nullptr); 0057 0058 /** 0059 * Destructor 0060 * 0061 * Note that by default jobs auto-delete themselves after emitting result. 0062 */ 0063 ~OpenUrlJob() override; 0064 0065 /** 0066 * Specifies that the URL passed to the application will be deleted when it exits (if the URL is a local file) 0067 */ 0068 void setDeleteTemporaryFile(bool b); 0069 0070 /** 0071 * Sets the file name to use in the case of downloading the file to a tempfile, 0072 * in order to give it to a non-URL-aware application. 0073 * Some apps rely on the extension to determine the MIME type of the file. 0074 * Usually the file name comes from the URL, but in the case of the 0075 * HTTP Content-Disposition header, we need to override the file name. 0076 * @param suggestedFileName the file name 0077 */ 0078 void setSuggestedFileName(const QString &suggestedFileName); 0079 0080 /** 0081 * Sets the platform-specific startup id of the application launch. 0082 * @param startupId startup id, if any (otherwise ""). 0083 * For X11, this would be the id for the Startup Notification protocol. 0084 * For Wayland, this would be the token for the XDG Activation protocol. 0085 */ 0086 void setStartupId(const QByteArray &startupId); 0087 0088 /** 0089 * Set this to true if this class should allow the user to run executables. 0090 * Unlike KF5's KRun, this setting is OFF by default here for security reasons. 0091 * File managers can enable this, but e.g. web browsers, mail clients etc. shouldn't. 0092 */ 0093 void setRunExecutables(bool allow); 0094 0095 /** 0096 * Set this to @c true if this class should show a dialog to ask the user about how 0097 * to handle various types of executable files; note that executing/running remote 0098 * files is disallowed as that is not secure (in the case of remote shell scripts 0099 * and .desktop files, they are always opened as text in the default application): 0100 * - For native binaries: whether to execute or cancel 0101 * - For .exe files: whether to execute or cancel, ("execute" on Linux in this 0102 * context means running the file with the default application (e.g. WINE)) 0103 * - For executable shell scripts: whether to execute the file or open it as 0104 * text in the default application; note that if the file doesn't have the 0105 * execute bit, it'll always be opened as text 0106 * - For .desktop files: whether to run the file or open it as text in the default 0107 * application; note that if the .desktop file is located in a non-standard 0108 * location (on Linux standard locations are /usr/share/applications or 0109 * ~/.local/share/applications) and does not have the execute bit, another dialog 0110 * (see UntrustedProgramHandlerInterface) will be launched to ask the user whether 0111 * they trust running the application (the one the .desktop file launches based on 0112 * the Exec line) 0113 * 0114 * Note that the dialog, ExecutableFileOpenDialog (from KIOWidgets), provides an option 0115 * to remember the last value used and not ask again, if that is set, then the dialog will 0116 * not be shown. 0117 * 0118 * When set to @c true this will take precedence over setRunExecutables (the latter can be 0119 * used to allow running executables without first asking the user for confirmation). 0120 * 0121 * @since 5.73 0122 */ 0123 void setShowOpenOrExecuteDialog(bool b); 0124 0125 /** 0126 * Sets whether the external webbrowser setting should be honoured. 0127 * This is enabled by default. 0128 * This should only be disabled in webbrowser applications. 0129 * @param b whether to let the external browser handle the URL or not 0130 */ 0131 void setEnableExternalBrowser(bool b); 0132 0133 /** 0134 * Sets whether the job should follow URL redirections. 0135 * This is enabled by default. 0136 * @param b whether to follow redirections or not. 0137 */ 0138 void setFollowRedirections(bool b); 0139 0140 /** 0141 * Starts the job. 0142 * You must call this, after having called all the needed setters. 0143 * This is a GUI job, never use exec(), it would block user interaction. 0144 */ 0145 void start() override; 0146 0147 /** 0148 * Returns whether the @p url of @p mimetype is executable. 0149 * To be executable the file must pass the following rules: 0150 * -# Must reside on the local filesystem. 0151 * -# Must be marked as executable for the user by the filesystem. 0152 * -# The MIME type must inherit application/x-executable, application/x-executable-script 0153 */ 0154 static bool isExecutableFile(const QUrl &url, const QString &mimetypeName); 0155 0156 Q_SIGNALS: 0157 /** 0158 * Emitted when the MIME type is determined. 0159 * This can be used for special cases like webbrowsers 0160 * who want to embed the URL in some cases, rather than starting a different 0161 * application. In that case they can kill the job. 0162 */ 0163 void mimeTypeFound(const QString &mimeType); 0164 0165 protected: 0166 bool doKill() override; 0167 0168 private: 0169 void slotResult(KJob *job) override; 0170 0171 friend class OpenUrlJobPrivate; 0172 QScopedPointer<OpenUrlJobPrivate> d; 0173 }; 0174 0175 } // namespace KIO 0176 0177 #endif // OPENURLJOB_H