You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
tdelibs/tdeio/tdeio/global.h

548 rivejä
19 KiB

/* This file is part of the KDE libraries
Copyright (C) 2000 David Faure <faure@kde.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License version 2 as published by the Free Software Foundation.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#ifndef __tdeio_global_h__
#define __tdeio_global_h__
#include <tqstring.h>
#include <tqvaluelist.h>
#include <tqptrlist.h>
#include <tqdatastream.h>
#include <tqdatetime.h>
#include <tqmap.h>
#include <kurl.h>
/**
* @short A namespace for KIO globals
*
*/
namespace TDEIO
{
/// 64-bit file offset
typedef TQ_LLONG fileoffset_t;
/// 64-bit file size
typedef TQ_ULLONG filesize_t;
/**
* Converts @p size from bytes to the string representation.
*
* @param size size in bytes
* @return converted size as a string - e.g. 123.4 kB , 12.0 MB
*/
TDEIO_EXPORT TQString convertSize( TDEIO::filesize_t size );
/**
* Converts @p size from bytes to a string representation with includes
* the size in bytes.
* e.g. 90 B, 240 B, 1.4 KB (1495 B), 2.6MB (2,734,344 B), 0 B
* @param size size in bytes
* @return converted size as a string - e.g. 1.4 KB (1495 B), 45 B
*/
TDEIO_EXPORT TQString convertSizeWithBytes( TDEIO::filesize_t size );
/**
* Converts a size to a string representation
* Not unlike TQString::number(...)
*
* @param size size in bytes
* @return converted size as a string - e.g. 123456789
*/
TDEIO_EXPORT TQString number( TDEIO::filesize_t size );
/**
* Converts size from kilo-bytes to the string representation.
*
* @param kbSize size in kilo-bytes
* @return converted size as a string - e.g. 123.4 kB , 12.0 MB
*/
TDEIO_EXPORT TQString convertSizeFromKB( TDEIO::filesize_t kbSize );
/**
* Calculates remaining time in seconds from total size, processed size and speed.
*
* @param totalSize total size in bytes
* @param processedSize processed size in bytes
* @param speed speed in bytes per second
* @return calculated remaining time in seconds
*
* @since 3.4
*/
TDEIO_EXPORT unsigned int calculateRemainingSeconds( TDEIO::filesize_t totalSize,
TDEIO::filesize_t processedSize, TDEIO::filesize_t speed );
/**
* Convert @p seconds to a string representing number of days, hours, minutes and seconds
*
* @param seconds number of seconds to convert
* @return string representation in a locale depending format
*
* @since 3.4
*/
TDEIO_EXPORT TQString convertSeconds( unsigned int seconds );
/**
* Calculates remaining time from total size, processed size and speed.
* Warning: As TQTime is limited to 23:59:59, use calculateRemainingSeconds() instead
*
* @param totalSize total size in bytes
* @param processedSize processed size in bytes
* @param speed speed in bytes per second
* @return calculated remaining time
*/
TDEIO_EXPORT TQTime calculateRemaining( TDEIO::filesize_t totalSize, TDEIO::filesize_t processedSize, TDEIO::filesize_t speed ) KDE_DEPRECATED;
/**
* Helper for showing information about a set of files and directories
* @param items the number of items (= @p files + @p dirs + number of symlinks :)
* @param files the number of files
* @param dirs the number of dirs
* @param size the sum of the size of the @p files
* @param showSize whether to show the size in the result
* @return the summary string
*/
TDEIO_EXPORT TQString itemsSummaryString(uint items, uint files, uint dirs, TDEIO::filesize_t size, bool showSize);
/**
* Encodes (from the text displayed to the real filename)
* This translates % into %% and / into %2f
* Used by TDEIO::link, for instance.
* @param str the file name to encode
* @return the encoded file name
*/
TDEIO_EXPORT TQString encodeFileName( const TQString & str );
/**
* Decodes (from the filename to the text displayed)
* This translates %2[fF] into / and %% into %
* @param str the file name to decode
* @return the decoded file name
*/
TDEIO_EXPORT TQString decodeFileName( const TQString & str );
/**
* Commands that can be invoked by a job.
*/
enum Command {
CMD_HOST = '0', // 48
CMD_CONNECT = '1', // 49
CMD_DISCONNECT = '2', // 50
CMD_SLAVE_STATUS = '3', // 51
CMD_SLAVE_CONNECT = '4', // 52
CMD_SLAVE_HOLD = '5', // 53
CMD_NONE = 'A', // 65
CMD_TESTDIR = 'B', // 66
CMD_GET = 'C', // 67
CMD_PUT = 'D', // 68
CMD_STAT = 'E', // 69
CMD_MIMETYPE = 'F', // 70
CMD_LISTDIR = 'G', // 71
CMD_MKDIR = 'H', // 72
CMD_RENAME = 'I', // 73
CMD_COPY = 'J', // 74
CMD_DEL = 'K', // 75
CMD_CHMOD = 'L', // 76
CMD_SPECIAL = 'M', // 77
CMD_USERPASS = 'N', // 78
CMD_REPARSECONFIGURATION = 'O', // 79
CMD_META_DATA = 'P', // 80
CMD_SYMLINK = 'Q', // 81
CMD_SUBURL = 'R', // 82 Inform the slave about the url it is streaming on.
CMD_MESSAGEBOXANSWER = 'S', // 83
CMD_RESUMEANSWER = 'T', // 84
CMD_CONFIG = 'U', // 85
CMD_MULTI_GET = 'V', // 86
CMD_LOCALURL = 'W' // 87
// Add new ones here once a release is done, to avoid breaking binary compatibility.
// Note that protocol-specific commands shouldn't be added here, but should use special.
};
/**
* Error codes that can be emitted by KIO.
*/
enum Error {
ERR_CANNOT_OPEN_FOR_READING = 1,
ERR_CANNOT_OPEN_FOR_WRITING = 2,
ERR_CANNOT_LAUNCH_PROCESS = 3,
ERR_INTERNAL = 4,
ERR_MALFORMED_URL = 5,
ERR_UNSUPPORTED_PROTOCOL = 6,
ERR_NO_SOURCE_PROTOCOL = 7,
ERR_UNSUPPORTED_ACTION = 8,
ERR_IS_DIRECTORY = 9, // ... where a file was expected
ERR_IS_FILE = 10, // ... where a directory was expected (e.g. listing)
ERR_DOES_NOT_EXIST = 11,
ERR_FILE_ALREADY_EXIST = 12,
ERR_DIR_ALREADY_EXIST = 13,
ERR_UNKNOWN_HOST = 14,
ERR_ACCESS_DENIED = 15,
ERR_WRITE_ACCESS_DENIED = 16,
ERR_CANNOT_ENTER_DIRECTORY = 17,
ERR_PROTOCOL_IS_NOT_A_FILESYSTEM = 18,
ERR_CYCLIC_LINK = 19,
ERR_USER_CANCELED = 20,
ERR_CYCLIC_COPY = 21,
ERR_COULD_NOT_CREATE_SOCKET = 22, // KDE4: s/COULD_NOT/CANNOT/ or the other way round
ERR_COULD_NOT_CONNECT = 23,
ERR_CONNECTION_BROKEN = 24,
ERR_NOT_FILTER_PROTOCOL = 25,
ERR_COULD_NOT_MOUNT = 26,
ERR_COULD_NOT_UNMOUNT = 27,
ERR_COULD_NOT_READ = 28,
ERR_COULD_NOT_WRITE = 29,
ERR_COULD_NOT_BIND = 30,
ERR_COULD_NOT_LISTEN = 31,
ERR_COULD_NOT_ACCEPT = 32,
ERR_COULD_NOT_LOGIN = 33,
ERR_COULD_NOT_STAT = 34,
ERR_COULD_NOT_CLOSEDIR = 35,
ERR_COULD_NOT_MKDIR = 37,
ERR_COULD_NOT_RMDIR = 38,
ERR_CANNOT_RESUME = 39,
ERR_CANNOT_RENAME = 40,
ERR_CANNOT_CHMOD = 41,
ERR_CANNOT_DELETE = 42,
// The text argument is the protocol that the dead slave supported.
// This means for example: file, ftp, http, ...
ERR_SLAVE_DIED = 43,
ERR_OUT_OF_MEMORY = 44,
ERR_UNKNOWN_PROXY_HOST = 45,
ERR_COULD_NOT_AUTHENTICATE = 46,
ERR_ABORTED = 47, // Action got aborted from application side
ERR_INTERNAL_SERVER = 48,
ERR_SERVER_TIMEOUT = 49,
ERR_SERVICE_NOT_AVAILABLE = 50,
ERR_UNKNOWN = 51,
// (was a warning) ERR_CHECKSUM_MISMATCH = 52,
ERR_UNKNOWN_INTERRUPT = 53,
ERR_CANNOT_DELETE_ORIGINAL = 54,
ERR_CANNOT_DELETE_PARTIAL = 55,
ERR_CANNOT_RENAME_ORIGINAL = 56,
ERR_CANNOT_RENAME_PARTIAL = 57,
ERR_NEED_PASSWD = 58,
ERR_CANNOT_SYMLINK = 59,
ERR_NO_CONTENT = 60, // Action succeeded but no content will follow.
ERR_DISK_FULL = 61,
ERR_IDENTICAL_FILES = 62, // src==dest when moving/copying
ERR_SLAVE_DEFINED = 63, // for slave specified errors that can be
// rich text. Email links will be handled
// by the standard email app and all hrefs
// will be handled by the standard browser.
// <a href="exec:/khelpcenter ?" will be
// forked.
ERR_UPGRADE_REQUIRED = 64, // A transport upgrade is required to access this
// object. For instance, TLS is demanded by
// the server in order to continue.
ERR_POST_DENIED = 65, // Issued when trying to POST data to a certain Ports
// see job.cpp
ERR_OFFLINE_MODE = 66 // Used when an app is in offline mode and a
// requested document is unavailable.
};
/**
* Returns a translated error message for @p errorCode using the
* additional error information provided by @p errorText.
* @param errorCode the error code
* @param errorText the additional error text
* @return the created error string
*/
TDEIO_EXPORT TQString buildErrorString(int errorCode, const TQString &errorText);
/**
* Returns a translated html error message for @p errorCode using the
* additional error information provided by @p errorText , @p reqUrl
* (the request URL), and the ioslave @p method .
* @param errorCode the error code
* @param errorText the additional error text
* @param reqUrl the request URL
* @param method the ioslave method
* @return the created error string
*/
TDEIO_EXPORT TQString buildHTMLErrorString(int errorCode, const TQString &errorText,
const KURL *reqUrl = 0L, int method = -1 );
/**
* Returns translated error details for @p errorCode using the
* additional error information provided by @p errorText , @p reqUrl
* (the request URL), and the ioslave @p method .
*
* @param errorCode the error code
* @param errorText the additional error text
* @param reqUrl the request URL
* @param method the ioslave method
* @return the following data:
* @li TQString errorName - the name of the error
* @li TQString techName - if not null, the more technical name of the error
* @li TQString description - a description of the error
* @li TQStringList causes - a list of possible causes of the error
* @li TQStringList solutions - a liso of solutions for the error
*/
TDEIO_EXPORT TQByteArray rawErrorDetail(int errorCode, const TQString &errorText,
const KURL *reqUrl = 0L, int method = -1 );
/**
* Returns an appropriate error message if the given command @p cmd
* is an unsupported action (ERR_UNSUPPORTED_ACTION).
* @param protocol name of the protocol
* @param cmd given command
* @see enum Command
* @since 3.2
*/
TDEIO_EXPORT TQString unsupportedActionErrorString(const TQString &protocol, int cmd);
/**
* Constants used to specify the type of a KUDSAtom.
*/
enum UDSAtomTypes {
/// First let's define the item types
UDS_STRING = 1,
UDS_LONG = 2,
UDS_TIME = 4 | UDS_LONG,
// To add new UDS entries below, you can use a step of 8
// (i.e. 8, 16, 24, 32, etc.) Only the last 3 bits are a bitfield,
// the rest isn't.
/// Size of the file
UDS_SIZE = 8 | UDS_LONG,
UDS_SIZE_LARGE = 32768 | UDS_LONG, // For internal use only
/// User ID of the file owner
UDS_USER = 16 | UDS_STRING,
/// Name of the icon, that should be used for displaying.
/// It overrides all other detection mechanisms
/// @since 3.2
UDS_ICON_NAME = 24 | UDS_STRING,
/// Group ID of the file owner
UDS_GROUP = 32 | UDS_STRING,
/// Extra data (used only if you specified Columns/ColumnsTypes)
/// This is the only UDS entry that can be repeated.
/// @since 3.2
UDS_EXTRA = 48 | UDS_STRING,
/// Filename - as displayed in directory listings etc.
/// "." has the usual special meaning of "current directory"
UDS_NAME = 64 | UDS_STRING,
/// A local file path if the ioslave display files sitting
/// on the local filesystem (but in another hierarchy, e.g. media:/)
UDS_LOCAL_PATH = 72 | UDS_STRING,
/// Treat the file as a hidden file or as a normal file,
/// regardless of (the absence of) a leading dot in the filename.
UDS_HIDDEN = 80 | UDS_LONG,
/// Indicates that the entry has extended ACL entries
/// @since 3.5
UDS_EXTENDED_ACL = 88 | UDS_LONG,
/// The access control list serialized into a single string.
/// @since 3.5
UDS_ACL_STRING = 96 | UDS_STRING,
/// The default access control list serialized into a single string.
/// Only available for directories.
/// @since 3.5
UDS_DEFAULT_ACL_STRING = 104 | UDS_STRING,
// available: 112, 120
/// Access permissions (part of the mode returned by stat)
UDS_ACCESS = 128 | UDS_LONG,
/// The last time the file was modified
UDS_MODIFICATION_TIME = 256 | UDS_TIME,
/// The last time the file was opened
UDS_ACCESS_TIME = 512 | UDS_TIME,
/// The time the file was created
UDS_CREATION_TIME = 1024 | UDS_TIME,
/// File type, part of the mode returned by stat
/// (for a link, this returns the file type of the pointed item)
/// check UDS_LINK_DEST to know if this is a link
UDS_FILE_TYPE = 2048 | UDS_LONG,
/// Name of the file where the link points to
/// Allows to check for a symlink (don't use S_ISLNK !)
UDS_LINK_DEST = 4096 | UDS_STRING,
/// An alternative URL (If different from the caption)
UDS_URL = 8192 | UDS_STRING,
/// A mime type; prevents guessing
UDS_MIME_TYPE = 16384 | UDS_STRING,
/// A mime type to be used for displaying only.
/// But when 'running' the file, the mimetype is re-determined
UDS_GUESSED_MIME_TYPE = 16392 | UDS_STRING,
/// XML properties, e.g. for WebDAV
/// @since 3.1
UDS_XML_PROPERTIES = 0x8000 | UDS_STRING
};
/**
* Specifies how to use the cache.
* @see parseCacheControl()
* @see getCacheControlString()
*/
enum CacheControl
{
CC_CacheOnly, ///< Fail request if not in cache
CC_Cache, ///< Use cached entry if available
CC_Verify, ///< Validate cached entry with remote site if expired
CC_Refresh, ///< Always validate cached entry with remote site
///< @since 3.1
CC_Reload ///< Always fetch from remote site.
};
/**
* Parses the string representation of the cache control option.
*
* @param cacheControl the string representation
* @return the cache control value
* @see getCacheControlString()
*/
TDEIO_EXPORT TDEIO::CacheControl parseCacheControl(const TQString &cacheControl);
/**
* Returns a string representation of the given cache control method.
*
* @param cacheControl the cache control method
* @return the string representation
* @see parseCacheControl()
*/
TDEIO_EXPORT TQString getCacheControlString(TDEIO::CacheControl cacheControl);
/**
* Returns the mount point where @p device is mounted
* right now. This means, it has to be mounted, not just
* defined in fstab.
*/
TDEIO_EXPORT TQString findDeviceMountPoint( const TQString& device );
/**
* Returns the mount point on which resides @p filename.
* For instance if /home is a separate partition, findPathMountPoint("/home/user/blah")
* will return /home
* @param filename the file name to check
* @return the mount point of the given @p filename
*/
TDEIO_EXPORT TQString findPathMountPoint( const TQString & filename );
/**
* Checks if the path belongs to a filesystem that is probably
* slow. It checks for NFS or for paths belonging to automounted
* paths not yet mounted
* @param filename the file name to check
* @return true if the filesystem is probably slow
*/
TDEIO_EXPORT bool probably_slow_mounted(const TQString& filename);
/**
* Checks if the path belongs to a filesystem that is manually
* mounted.
* @param filename the file name to check
* @return true if the filesystem is manually mounted
*/
TDEIO_EXPORT bool manually_mounted(const TQString& filename);
enum FileSystemFlag { SupportsChmod, SupportsChown, SupportsUTime,
SupportsSymlinks, CaseInsensitive };
/**
* Checks the capabilities of the filesystem to which a given file belongs.
* given feature (e.g. chmod).
* @param filename the file name to check
* @param flag the flag to check
* @return true if the filesystem has that flag, false if not (or some error occurred)
*
* The availables flags are:
* @li SupportsChmod: returns true if the filesystem supports chmod
* (e.g. msdos filesystems return false)
* @li SupportsChown: returns true if the filesystem supports chown
* (e.g. msdos filesystems return false)
* @li SupportsUtime: returns true if the filesystems supports utime
* (e.g. msdos filesystems return false)
* @li SupportsSymlinks: returns true if the filesystems supports symlinks
* (e.g. msdos filesystems return false)
* @li CaseInsensitive: returns true if the filesystem treats
* "foo" and "FOO" as being the same file (true for msdos systems)
*
*/
TDEIO_EXPORT bool testFileSystemFlag(const TQString& filename, FileSystemFlag flag);
/************
*
* Universal Directory Service
*
* Any file or URL can be represented by the UDSEntry type below
* A UDSEntry is a list of atoms
* Each atom contains a specific bit of information for the file
*
* The following UDS constants represent the different possible values
* for m_uds in the UDS atom structure below
*
* Each atom contains a specific bit of information for the file
*/
class TDEIO_EXPORT UDSAtom
{
public:
/**
* Whether 'm_str' or 'm_long' is used depends on the value of 'm_uds'.
*/
TQString m_str;
/**
* Whether 'm_str' or 'm_long' is used depends on the value of 'm_uds'.
*/
long long m_long;
/**
* Holds one of the UDS_XXX constants
*/
unsigned int m_uds;
};
/**
* An entry is the list of atoms containing all the informations for a file or URL
*/
typedef TQValueList<UDSAtom> UDSEntry;
typedef TQValueList<UDSEntry> UDSEntryList;
typedef TQValueListIterator<UDSEntry> UDSEntryListIterator;
typedef TQValueListConstIterator<UDSEntry> UDSEntryListConstIterator;
/**
* MetaData is a simple map of key/value strings.
*/
class TDEIO_EXPORT MetaData : public TQMap<TQString, TQString>
{
public:
/**
* Creates an empty meta data map.
*/
MetaData() : TQMap<TQString, TQString>() { };
/**
* Copy constructor.
*/
MetaData(const TQMap<TQString, TQString>&metaData) :
TQMap<TQString, TQString>(metaData) { };
/**
* Adds the given meta data map to this map.
* @param metaData the map to add
* @return this map
*/
MetaData & operator+= ( const TQMap<TQString,TQString> &metaData )
{
TQMap<TQString,TQString>::ConstIterator it;
for( it = metaData.begin();
it != metaData.end();
++it)
{
replace(it.key(), it.data());
}
return *this;
}
};
}
#endif