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00023 #include <assert.h>
00024
00025 #include <qshared.h>
00026 #include <qdict.h>
00027
00028 #include <ktrader.h>
00029 #include <kstaticdeleter.h>
00030 #include <kparts/componentfactory.h>
00031 #include <kuserprofile.h>
00032 #include <kdebug.h>
00033 #include <kmimetype.h>
00034 #include <kdatastream.h>
00035 #include <klocale.h>
00036 #include <kio/global.h>
00037
00038 #include "kfilemetainfo.h"
00039
00040
00041 class KFileMetaInfoItem::Data : public QShared
00042 {
00043 public:
00044 Data( const KFileMimeTypeInfo::ItemInfo* mti, const QString& _key,
00045 const QVariant& _value )
00046 : QShared(),
00047 mimeTypeInfo( mti ),
00048 key( _key ),
00049 value( _value ),
00050 dirty( false ),
00051 added( false ),
00052 removed( false )
00053 {}
00054
00055
00056 Data() : mimeTypeInfo( 0L )
00057 {}
00058
00059 ~Data()
00060 {
00061 if ( this == null )
00062 delete mimeTypeInfo;
00063 }
00064
00065 const KFileMimeTypeInfo::ItemInfo* mimeTypeInfo;
00066
00067 QString key;
00068 QVariant value;
00069 bool dirty :1;
00070 bool added :1;
00071 bool removed :1;
00072
00073 static Data* null;
00074 static Data* makeNull();
00075 };
00076
00077
00078 KFileMetaInfoItem::Data* KFileMetaInfoItem::Data::null = 0L;
00079 static KStaticDeleter<KFileMetaInfoItem::Data> sd_KFileMetaInfoItemData;
00080
00081 KFileMetaInfoItem::Data* KFileMetaInfoItem::Data::makeNull()
00082 {
00083 if (!null)
00084 {
00085
00086
00087
00088
00089 KFileMimeTypeInfo::ItemInfo* info = new KFileMimeTypeInfo::ItemInfo();
00090 null = new Data(info, QString::null, QVariant());
00091 sd_KFileMetaInfoItemData.setObject( null );
00092 }
00093 return null;
00094 }
00095
00096 KFileMetaInfoItem::KFileMetaInfoItem( const KFileMimeTypeInfo::ItemInfo* mti,
00097 const QString& key, const QVariant& value )
00098 : d( new Data( mti, key, value ) )
00099 {
00100 }
00101
00102 KFileMetaInfoItem::KFileMetaInfoItem( const KFileMetaInfoItem& item )
00103 {
00104
00105 d = Data::makeNull();
00106 *this = item;
00107 }
00108
00109 KFileMetaInfoItem::KFileMetaInfoItem()
00110 {
00111 d = Data::makeNull();
00112 }
00113
00114 KFileMetaInfoItem::~KFileMetaInfoItem()
00115 {
00116 deref();
00117 }
00118
00119 const KFileMetaInfoItem& KFileMetaInfoItem::operator=
00120 (const KFileMetaInfoItem & item )
00121 {
00122 if (d != item.d)
00123 {
00124
00125 deref();
00126 d = item.d;
00127
00128 ref();
00129 }
00130
00131 return *this;
00132 }
00133
00134 bool KFileMetaInfoItem::setValue( const QVariant& value )
00135 {
00136
00137 if ( d == Data::null ) return false;
00138
00139 if ( ! (d->mimeTypeInfo->attributes() & KFileMimeTypeInfo::Modifiable ) ||
00140 ! (value.canCast(d->mimeTypeInfo->type())))
00141 {
00142 kdDebug(7033) << "setting the value of " << key() << "failed\n";
00143 return false;
00144 }
00145
00146
00147
00148 if ( d->value == value )
00149 return true;
00150
00151 d->dirty = true;
00152 d->value = value;
00153
00154
00155 d->value.cast(d->mimeTypeInfo->type());
00156
00157 return true;
00158 }
00159
00160 bool KFileMetaInfoItem::isRemoved() const
00161 {
00162 return d->removed;
00163 }
00164
00165 QString KFileMetaInfoItem::key() const
00166 {
00167 return d->key;
00168 }
00169
00170 QString KFileMetaInfoItem::translatedKey() const
00171 {
00172
00173 if (d->mimeTypeInfo->key().isNull())
00174 {
00175
00176 return i18n(d->key.utf8());
00177 }
00178
00179 return d->mimeTypeInfo->translatedKey();
00180 }
00181
00182 const QVariant& KFileMetaInfoItem::value() const
00183 {
00184 return d->value;
00185 }
00186
00187 QString KFileMetaInfoItem::string( bool mangle ) const
00188 {
00189 return d->mimeTypeInfo->string(d->value, mangle);
00190 }
00191
00192 QVariant::Type KFileMetaInfoItem::type() const
00193 {
00194 return d->mimeTypeInfo->type();
00195 }
00196
00197 uint KFileMetaInfoItem::unit() const
00198 {
00199 return d->mimeTypeInfo->unit();
00200 }
00201
00202 bool KFileMetaInfoItem::isModified() const
00203 {
00204 return d->dirty;
00205 }
00206
00207 QString KFileMetaInfoItem::prefix() const
00208 {
00209 return d->mimeTypeInfo->prefix();
00210 }
00211
00212 QString KFileMetaInfoItem::suffix() const
00213 {
00214 return d->mimeTypeInfo->suffix();
00215 }
00216
00217 uint KFileMetaInfoItem::hint() const
00218 {
00219 return d->mimeTypeInfo->hint();
00220 }
00221
00222 uint KFileMetaInfoItem::attributes() const
00223 {
00224 return d->mimeTypeInfo->attributes();
00225 }
00226
00227 bool KFileMetaInfoItem::isEditable() const
00228 {
00229 return d->mimeTypeInfo->attributes() & KFileMimeTypeInfo::Modifiable;
00230 }
00231
00232 bool KFileMetaInfoItem::isValid() const
00233 {
00234
00235
00236
00237 return d != Data::null;
00238 }
00239
00240 void KFileMetaInfoItem::setAdded()
00241 {
00242 d->added = true;
00243 }
00244
00245 void KFileMetaInfoItem::setRemoved()
00246 {
00247 d->removed = true;
00248 }
00249
00250 void KFileMetaInfoItem::ref()
00251 {
00252 if (d != Data::null) d->ref();
00253 }
00254
00255 void KFileMetaInfoItem::deref()
00256 {
00257
00258
00259
00260 if ((d != Data::null) && d->deref())
00261 {
00262
00263
00264 delete d;
00265 d = 0;
00266 }
00267 }
00268
00271
00272
00273 class KFileMetaInfo::Data : public QShared
00274 {
00275 public:
00276 Data(const KURL& _url, uint _what)
00277 : QShared(),
00278 url(_url),
00279 what(_what),
00280 mimeTypeInfo( 0L )
00281 {}
00282
00283
00284 Data() {};
00285
00286 KURL url;
00287 uint what;
00288 QMap<QString, KFileMetaInfoGroup> groups;
00289 const KFileMimeTypeInfo* mimeTypeInfo;
00290 QStringList removedGroups;
00291
00292 static Data* null;
00293 static Data* makeNull();
00294
00295 };
00296
00297 KFileMetaInfo::KFileMetaInfo( const QString& path, const QString& mimeType,
00298 uint what )
00299 {
00300 KURL u;
00301
00302 u.setPath(path);
00303 init(u, mimeType, what);
00304 }
00305
00306 KFileMetaInfo::KFileMetaInfo( const KURL& url, const QString& mimeType,
00307 uint what )
00308 {
00309 init(url, mimeType, what);
00310 }
00311
00312 void KFileMetaInfo::init( const KURL& url, const QString& mimeType,
00313 uint what )
00314 {
00315 d = new Data( url, what );
00316
00317 QString mT;
00318 if (mimeType.isEmpty())
00319 mT = KMimeType::findByURL(url)->name();
00320 else
00321 mT = mimeType;
00322
00323
00324 KFileMetaInfo item(*this);
00325
00326
00327
00328 d->mimeTypeInfo = KFileMetaInfoProvider::self()->mimeTypeInfo( mT, url.protocol() );
00329 if ( d->mimeTypeInfo )
00330 {
00331
00332 KFilePlugin *p = plugin();
00333 Q_ASSERT( p );
00334 if ( p && !p->readInfo( item, what) )
00335 d = Data::makeNull();
00336 }
00337 else
00338 {
00339
00340 d = Data::makeNull();
00341 }
00342 }
00343
00344 KFileMetaInfo::KFileMetaInfo( const KFileMetaInfo& original )
00345 {
00346
00347 d = Data::makeNull();
00348 *this = original;
00349 }
00350
00351 KFileMetaInfo::KFileMetaInfo()
00352 {
00353 d = Data::makeNull();
00354 }
00355
00356 KFileMetaInfo::~KFileMetaInfo()
00357 {
00358 deref();
00359 }
00360
00361 QStringList KFileMetaInfo::supportedGroups() const
00362 {
00363 assert(isValid());
00364 return d->mimeTypeInfo->supportedGroups();
00365 }
00366
00367 QStringList KFileMetaInfo::supportedKeys() const
00368 {
00369 assert(isValid());
00370 return d->mimeTypeInfo->supportedKeys();
00371 }
00372
00373 QStringList KFileMetaInfo::groups() const
00374 {
00375 QStringList list;
00376 QMapConstIterator<QString, KFileMetaInfoGroup> it = d->groups.begin();
00377 for ( ; it != d->groups.end(); ++it )
00378 list += (*it).name();
00379
00380 return list;
00381 }
00382
00383 QStringList KFileMetaInfo::editableGroups() const
00384 {
00385 QStringList list;
00386 QStringList supported = supportedGroups();
00387 QStringList::ConstIterator it = supported.begin();
00388 for ( ; it != supported.end(); ++it ) {
00389 const KFileMimeTypeInfo::GroupInfo * groupInfo = d->mimeTypeInfo->groupInfo( *it );
00390 if ( groupInfo && groupInfo->attributes() &
00391 (KFileMimeTypeInfo::Addable | KFileMimeTypeInfo::Removable) )
00392 list.append( *it );
00393 }
00394
00395 return list;
00396 }
00397
00398 QStringList KFileMetaInfo::preferredGroups() const
00399 {
00400 assert(isValid());
00401 QStringList list = groups();
00402 QStringList newlist;
00403 QStringList preferred = d->mimeTypeInfo->preferredGroups();
00404 QStringList::Iterator pref;
00405
00406
00407 for ( pref = preferred.begin(); pref != preferred.end(); ++pref )
00408 {
00409 QStringList::Iterator group = list.find(*pref);
00410 if ( group != list.end() )
00411 {
00412 newlist.append( *group );
00413 list.remove(group);
00414 }
00415 }
00416
00417
00418
00419 newlist += list;
00420
00421 return newlist;
00422 }
00423
00424 QStringList KFileMetaInfo::preferredKeys() const
00425 {
00426 QStringList newlist;
00427
00428 QStringList list = preferredGroups();
00429 for (QStringList::Iterator git = list.begin(); git != list.end(); ++git)
00430 {
00431 newlist += d->groups[*git].preferredKeys();
00432 }
00433
00434 return newlist;
00435 }
00436
00437 KFileMetaInfoGroup KFileMetaInfo::group(const QString& key) const
00438 {
00439 QMapIterator<QString,KFileMetaInfoGroup> it = d->groups.find( key );
00440 if ( it != d->groups.end() )
00441 return it.data();
00442 else
00443 return KFileMetaInfoGroup();
00444 }
00445
00446 bool KFileMetaInfo::addGroup( const QString& name )
00447 {
00448 assert(isValid());
00449 if ( d->mimeTypeInfo->supportedGroups().contains(name) &&
00450 ! d->groups.contains(name) )
00451 {
00452 KFileMetaInfoGroup group( name, d->mimeTypeInfo );
00453
00454
00455 const KFileMimeTypeInfo::GroupInfo* ginfo = d->mimeTypeInfo->groupInfo(name);
00456 Q_ASSERT(ginfo);
00457 if (!ginfo) return false;
00458
00459 QStringList keys = ginfo->supportedKeys();
00460 for (QStringList::Iterator it = keys.begin(); it != keys.end(); ++it)
00461 {
00462 const KFileMimeTypeInfo::ItemInfo* iteminfo = ginfo->itemInfo(*it);
00463 Q_ASSERT(ginfo);
00464 if (!iteminfo) return false;
00465
00466 if ( !(iteminfo->attributes() & KFileMimeTypeInfo::Addable) &&
00467 (iteminfo->attributes() & KFileMimeTypeInfo::Modifiable))
00468 {
00469
00470 group.appendItem(iteminfo->key(), QVariant());
00471 }
00472
00473 }
00474
00475 d->groups.insert(name, group);
00476 group.setAdded();
00477 return true;
00478 }
00479
00480 return false;
00481 }
00482
00483 bool KFileMetaInfo::removeGroup( const QString& name )
00484 {
00485 QMapIterator<QString, KFileMetaInfoGroup> it = d->groups.find(name);
00486 if ( (it==d->groups.end()) ||
00487 !((*it).attributes() & KFileMimeTypeInfo::Removable))
00488 return false;
00489
00490 d->groups.remove(it);
00491 d->removedGroups.append(name);
00492 return true;
00493 }
00494
00495 QStringList KFileMetaInfo::removedGroups()
00496 {
00497 return d->removedGroups;
00498 }
00499
00500 const KFileMetaInfo& KFileMetaInfo::operator= (const KFileMetaInfo& info )
00501 {
00502 if (d != info.d)
00503 {
00504 deref();
00505
00506 d = info.d;
00507
00508 ref();
00509 }
00510 return *this;
00511 }
00512
00513 bool KFileMetaInfo::isValid() const
00514 {
00515
00516 return d != Data::null;
00517 }
00518
00519 bool KFileMetaInfo::isEmpty() const
00520 {
00521 for (QMapIterator<QString, KFileMetaInfoGroup> it = d->groups.begin();
00522 it!=d->groups.end(); ++it)
00523 if (!(*it).isEmpty())
00524 return false;
00525 return true;
00526 }
00527
00528 bool KFileMetaInfo::applyChanges()
00529 {
00530 bool doit = false;
00531
00532
00533
00534
00535 QMapConstIterator<QString, KFileMetaInfoGroup> it;
00536 for (it = d->groups.begin(); it!=d->groups.end() && !doit; ++it)
00537 {
00538 if ( (*it).isModified() )
00539 doit = true;
00540
00541 else
00542 {
00543 QStringList keys = it.data().keys();
00544 for (QStringList::Iterator it2 = keys.begin(); it2!=keys.end(); ++it2)
00545 {
00546 if ( (*it)[*it2].isModified() )
00547 {
00548 doit = true;
00549 break;
00550 }
00551 }
00552 }
00553 }
00554
00555 if (!doit)
00556 {
00557 kdDebug(7033) << "Don't need to write, nothing changed\n";
00558 return true;
00559 }
00560
00561 KFilePlugin* p = plugin();
00562 if (!p) return false;
00563
00564
00565
00566 return p->writeInfo(*this);
00567 }
00568
00569 KFilePlugin * const KFileMetaInfo::plugin() const
00570 {
00571 assert(isValid());
00572 KFileMetaInfoProvider* prov = KFileMetaInfoProvider::self();
00573 return prov->plugin( d->mimeTypeInfo->mimeType(), d->url.protocol() );
00574 }
00575
00576 QString KFileMetaInfo::mimeType() const
00577 {
00578 assert(isValid());
00579 return d->mimeTypeInfo->mimeType();
00580 }
00581
00582 bool KFileMetaInfo::contains(const QString& key) const
00583 {
00584 QStringList glist = groups();
00585 for (QStringList::Iterator it = glist.begin(); it != glist.end(); ++it)
00586 {
00587 KFileMetaInfoGroup g = d->groups[*it];
00588 if (g.contains(key)) return true;
00589 }
00590 return false;
00591 }
00592
00593 bool KFileMetaInfo::containsGroup(const QString& key) const
00594 {
00595 return groups().contains(key);
00596 }
00597
00598 KFileMetaInfoItem KFileMetaInfo::item( const QString& key) const
00599 {
00600 QStringList groups = preferredGroups();
00601 for (QStringList::Iterator it = groups.begin(); it != groups.end(); ++it)
00602 {
00603 KFileMetaInfoItem i = d->groups[*it][key];
00604 if (i.isValid()) return i;
00605 }
00606 return KFileMetaInfoItem();
00607 }
00608
00609 KFileMetaInfoItem KFileMetaInfo::item(const KFileMetaInfoItem::Hint hint) const
00610 {
00611 QStringList groups = preferredGroups();
00612 QStringList::ConstIterator it;
00613 for (it = groups.begin(); it != groups.end(); ++it)
00614 {
00615 KFileMetaInfoItem i = d->groups[*it].item(hint);
00616 if (i.isValid()) return i;
00617 }
00618 return KFileMetaInfoItem();
00619 }
00620
00621 KFileMetaInfoItem KFileMetaInfo::saveItem( const QString& key,
00622 const QString& preferredGroup,
00623 bool createGroup )
00624 {
00625 assert(isValid());
00626
00627 if ( !preferredGroup.isEmpty() ) {
00628 QMapIterator<QString,KFileMetaInfoGroup> it =
00629 d->groups.find( preferredGroup );
00630
00631
00632 if ( it == d->groups.end() && createGroup ) {
00633 const KFileMimeTypeInfo::GroupInfo *groupInfo =
00634 d->mimeTypeInfo->groupInfo( preferredGroup );
00635 if ( groupInfo && groupInfo->supportedKeys().contains( key ) ) {
00636 if ( addGroup( preferredGroup ) )
00637 it = d->groups.find( preferredGroup );
00638 }
00639 }
00640
00641 if ( it != d->groups.end() ) {
00642 KFileMetaInfoItem item = it.data().addItem( key );
00643 if ( item.isValid() )
00644 return item;
00645 }
00646 }
00647
00648 QStringList groups = preferredGroups();
00649
00650 KFileMetaInfoItem item;
00651
00652 QStringList::ConstIterator groupIt = groups.begin();
00653 for ( ; groupIt != groups.end(); ++groupIt )
00654 {
00655 QMapIterator<QString,KFileMetaInfoGroup> it = d->groups.find( *groupIt );
00656 if ( it != d->groups.end() )
00657 {
00658 KFileMetaInfoGroup group = it.data();
00659 item = findEditableItem( group, key );
00660 if ( item.isValid() )
00661 return item;
00662 }
00663 else
00664 {
00665 const KFileMimeTypeInfo::GroupInfo *groupInfo =
00666 d->mimeTypeInfo->groupInfo( *groupIt );
00667 if ( groupInfo && groupInfo->supportedKeys().contains( key ) )
00668 {
00669 if ( addGroup( *groupIt ) )
00670 {
00671 KFileMetaInfoGroup group = d->groups[*groupIt];
00672 KFileMetaInfoItem item = group.addItem( key );
00673 if ( item.isValid() )
00674 return item;
00675
00676
00677 }
00678 }
00679 }
00680 }
00681
00682
00683
00684 return item;
00685 }
00686
00687 KFileMetaInfoItem KFileMetaInfo::findEditableItem( KFileMetaInfoGroup& group,
00688 const QString& key )
00689 {
00690 assert(isValid());
00691 KFileMetaInfoItem item = group.addItem( key );
00692 if ( item.isValid() && item.isEditable() )
00693 return item;
00694
00695 if ( (d->mimeTypeInfo->groupInfo( group.name() )->attributes() & KFileMimeTypeInfo::Addable) )
00696 return item;
00697
00698 return KFileMetaInfoItem();
00699 }
00700
00701 KFileMetaInfoGroup KFileMetaInfo::appendGroup(const QString& name)
00702 {
00703 assert(isValid());
00704 if ( d->mimeTypeInfo->supportedGroups().contains(name) &&
00705 ! d->groups.contains(name) )
00706 {
00707 KFileMetaInfoGroup group( name, d->mimeTypeInfo );
00708 d->groups.insert(name, group);
00709 return group;
00710 }
00711
00712 else {
00713 kdWarning(7033) << "Someone's trying to add a KFileMetaInfoGroup which is not supported or already existing: " << name << endl;
00714 return KFileMetaInfoGroup();
00715 }
00716 }
00717
00718 QString KFileMetaInfo::path() const
00719 {
00720 return d->url.isLocalFile() ? d->url.path() : QString::null;
00721 }
00722
00723 KURL KFileMetaInfo::url() const
00724 {
00725 return d->url;
00726 }
00727
00728 void KFileMetaInfo::ref()
00729 {
00730 if (d != Data::null) d->ref();
00731
00732 }
00733
00734 void KFileMetaInfo::deref()
00735 {
00736
00737
00738
00739 if ((d != Data::null) && d->deref())
00740 {
00741
00742 delete d;
00743 d = 0;
00744 }
00745
00746 }
00747
00748
00749 KFileMetaInfo::Data* KFileMetaInfo::Data::null = 0L;
00750 static KStaticDeleter<KFileMetaInfo::Data> sd_KFileMetaInfoData;
00751
00752 KFileMetaInfo::Data* KFileMetaInfo::Data::makeNull()
00753 {
00754 if (!null)
00755
00756
00757
00758 null = sd_KFileMetaInfoData.setObject( new KFileMetaInfo::Data(KURL(), 0) );
00759 return null;
00760 }
00761
00764
00765 KFilePlugin::KFilePlugin( QObject *parent, const char *name,
00766 const QStringList& )
00767 : QObject( parent, name )
00768 {
00769
00770 }
00771
00772 KFilePlugin::~KFilePlugin()
00773 {
00774
00775 }
00776
00777 KFileMimeTypeInfo * KFilePlugin::addMimeTypeInfo( const QString& mimeType )
00778 {
00779 return KFileMetaInfoProvider::self()->addMimeTypeInfo( mimeType );
00780 }
00781
00782 void KFilePlugin::virtual_hook( int, void* )
00783 { }
00784
00785
00786 KFileMimeTypeInfo::GroupInfo* KFilePlugin::addGroupInfo(KFileMimeTypeInfo* info,
00787 const QString& key, const QString& translatedKey) const
00788 {
00789 return info->addGroupInfo(key, translatedKey);
00790 }
00791
00792 void KFilePlugin::setAttributes(KFileMimeTypeInfo::GroupInfo* gi, uint attr) const
00793 {
00794 gi->m_attr = attr;
00795 }
00796
00797 void KFilePlugin::addVariableInfo(KFileMimeTypeInfo::GroupInfo* gi,
00798 QVariant::Type type, uint attr) const
00799 {
00800 gi->addVariableInfo(type, attr);
00801 }
00802
00803 KFileMimeTypeInfo::ItemInfo* KFilePlugin::addItemInfo(KFileMimeTypeInfo::GroupInfo* gi,
00804 const QString& key,
00805 const QString& translatedKey,
00806 QVariant::Type type)
00807 {
00808 return gi->addItemInfo(key, translatedKey, type);
00809 }
00810
00811 void KFilePlugin::setAttributes(KFileMimeTypeInfo::ItemInfo* item, uint attr)
00812 {
00813 item->m_attr = attr;
00814 }
00815
00816 void KFilePlugin::setHint(KFileMimeTypeInfo::ItemInfo* item, uint hint)
00817 {
00818 item->m_hint = hint;
00819 }
00820
00821 void KFilePlugin::setUnit(KFileMimeTypeInfo::ItemInfo* item, uint unit)
00822 {
00823 item->m_unit = unit;
00824
00825 switch (unit)
00826 {
00827 case KFileMimeTypeInfo::Seconds:
00828 item->m_suffix = i18n("s"); break;
00829
00830 case KFileMimeTypeInfo::MilliSeconds:
00831 item->m_suffix = i18n("ms"); break;
00832
00833 case KFileMimeTypeInfo::BitsPerSecond:
00834 item->m_suffix = i18n("bps"); break;
00835
00836 case KFileMimeTypeInfo::Pixels:
00837 item->m_suffix = i18n("pixels"); break;
00838
00839 case KFileMimeTypeInfo::Inches:
00840 item->m_suffix = i18n("in"); break;
00841
00842 case KFileMimeTypeInfo::Centimeters:
00843 item->m_suffix = i18n("cm"); break;
00844
00845 case KFileMimeTypeInfo::Bytes:
00846 item->m_suffix = i18n("B"); break;
00847
00848 case KFileMimeTypeInfo::KiloBytes:
00849 item->m_suffix = i18n("KB"); break;
00850
00851 case KFileMimeTypeInfo::FramesPerSecond:
00852 item->m_suffix = i18n("fps"); break;
00853
00854 case KFileMimeTypeInfo::DotsPerInch:
00855 item->m_suffix = i18n("dpi"); break;
00856
00857 case KFileMimeTypeInfo::BitsPerPixel:
00858 item->m_suffix = i18n("bpp"); break;
00859
00860 case KFileMimeTypeInfo::Hertz:
00861 item->m_suffix = i18n("Hz"); break;
00862
00863 case KFileMimeTypeInfo::Millimeters:
00864 item->m_suffix = i18n("mm");
00865 }
00866 }
00867
00868 void KFilePlugin::setPrefix(KFileMimeTypeInfo::ItemInfo* item, const QString& prefix)
00869 {
00870 item->m_prefix = prefix;
00871 }
00872
00873 void KFilePlugin::setSuffix(KFileMimeTypeInfo::ItemInfo* item, const QString& suffix)
00874 {
00875 item->m_suffix = suffix;
00876 }
00877
00878 KFileMetaInfoGroup KFilePlugin::appendGroup(KFileMetaInfo& info, const QString& key)
00879 {
00880 return info.appendGroup(key);
00881 }
00882
00883 void KFilePlugin::appendItem(KFileMetaInfoGroup& group, const QString& key, QVariant value)
00884 {
00885 group.appendItem(key, value);
00886 }
00887
00890
00891
00892 KFileMetaInfoProvider * KFileMetaInfoProvider::s_self;
00893 static KStaticDeleter<KFileMetaInfoProvider> sd;
00894
00895 KFileMetaInfoProvider * KFileMetaInfoProvider::self()
00896 {
00897 if ( !s_self )
00898 s_self = sd.setObject( s_self, new KFileMetaInfoProvider() );
00899
00900 return s_self;
00901 }
00902
00903 KFileMetaInfoProvider::KFileMetaInfoProvider()
00904 {
00905 m_plugins.setAutoDelete( true );
00906 }
00907
00908 KFileMetaInfoProvider::~KFileMetaInfoProvider()
00909 {
00910 m_plugins.clear();
00911 sd.setObject( 0 );
00912 }
00913
00914 KFilePlugin* KFileMetaInfoProvider::loadPlugin( const QString& mimeType, const QString& protocol )
00915 {
00916
00917
00918
00919 QString queryMimeType, query;
00920 if ( !mimeType.isEmpty() ) {
00921 query = "(not exist [X-KDE-Protocol])";
00922 queryMimeType = mimeType;
00923 } else {
00924 query = QString::fromLatin1( "[X-KDE-Protocol] == '%1'" ).arg(protocol);
00925
00926 queryMimeType = "KFilePlugin";
00927
00928 }
00929 const KTrader::OfferList offers = KTrader::self()->query( queryMimeType, "KFilePlugin", query, QString::null );
00930 if ( offers.isEmpty() )
00931 return 0;
00932 KService::Ptr service = *(offers.begin());
00933 Q_ASSERT( service && service->isValid() );
00934 if ( !service || !service->isValid() )
00935 return 0;
00936
00937 KFilePlugin* plugin = KParts::ComponentFactory::createInstanceFromService<KFilePlugin>
00938 ( service, this, mimeType.local8Bit() );
00939 if (!plugin)
00940 kdWarning(7033) << "error loading the plugin from " << service->desktopEntryPath() << endl;
00941
00942 return plugin;
00943 }
00944
00945 KFilePlugin* KFileMetaInfoProvider::loadAndRegisterPlugin( const QString& mimeType, const QString& protocol )
00946 {
00947 Q_ASSERT( m_pendingMimetypeInfos.isEmpty() );
00948 m_pendingMimetypeInfos.clear();
00949
00950 KFilePlugin* plugin = loadPlugin( mimeType, protocol );
00951 if ( !plugin ) {
00952
00953 m_plugins.insert( protocol.isEmpty() ? mimeType : protocol, new CachedPluginInfo );
00954 return 0;
00955 }
00956
00957 if ( !protocol.isEmpty() ) {
00958
00959 Q_ASSERT( m_pendingMimetypeInfos.count() == 1 );
00960 KFileMimeTypeInfo* info = m_pendingMimetypeInfos[ protocol ];
00961 Q_ASSERT( info );
00962 m_plugins.insert( protocol, new CachedPluginInfo( plugin, info, true ) );
00963 } else {
00964
00965 bool first = true;
00966 QDictIterator<KFileMimeTypeInfo> it( m_pendingMimetypeInfos );
00967 for( ; it.current(); ++it ) {
00968 KFileMimeTypeInfo* info = it.current();
00969 m_plugins.insert( it.currentKey(), new CachedPluginInfo( plugin, info, first ) );
00970 first = false;
00971 }
00972
00973 if ( m_pendingMimetypeInfos.find( mimeType ) == 0 )
00974 kdWarning(7033) << plugin->className() << " was created for " << mimeType << " but doesn't call addMimeTypeInfo for it!" << endl;
00975 }
00976 m_pendingMimetypeInfos.clear();
00977 return plugin;
00978 }
00979
00980 KFilePlugin * KFileMetaInfoProvider::plugin(const QString& mimeType)
00981 {
00982 return plugin( mimeType, QString::null );
00983 }
00984
00985 KFilePlugin * KFileMetaInfoProvider::plugin(const QString& mimeType, const QString& protocol)
00986 {
00987
00988
00989 if ( !protocol.isEmpty() ) {
00990 CachedPluginInfo *cache = m_plugins.find( protocol );
00991 if ( cache && cache->plugin ) {
00992 return cache->plugin;
00993 }
00994 if ( !cache ) {
00995 KFilePlugin* plugin = loadAndRegisterPlugin( QString::null, protocol );
00996 if ( plugin )
00997 return plugin;
00998 }
00999 }
01000
01001 CachedPluginInfo *cache = m_plugins.find( mimeType );
01002 if ( cache ) {
01003 return cache->plugin;
01004 }
01005
01006 KFilePlugin* plugin = loadAndRegisterPlugin( mimeType, QString::null );
01007
01008 #if 0
01009 kdDebug(7033) << "currently loaded plugins:\n";
01010
01011 QDictIterator<CachedPluginInfo> it( m_plugins );
01012 for( ; it.current(); ++it ) {
01013 CachedPluginInfo* cache = it.current();
01014 kdDebug(7033)
01015 << it.currentKey()
01016 << " : " << (cache->plugin ? cache->plugin->className() : "(no plugin)") << endl;
01017
01018 }
01019 #endif
01020
01021 return plugin;
01022 }
01023
01024 QStringList KFileMetaInfoProvider::preferredKeys( const QString& mimeType ) const
01025 {
01026 KService::Ptr service =
01027 KServiceTypeProfile::preferredService( mimeType, "KFilePlugin");
01028
01029 if ( !service || !service->isValid() )
01030 {
01031
01032 return QStringList();
01033 }
01034 return service->property("PreferredItems").toStringList();
01035 }
01036
01037 QStringList KFileMetaInfoProvider::preferredGroups( const QString& mimeType ) const
01038 {
01039 KService::Ptr service =
01040 KServiceTypeProfile::preferredService( mimeType, "KFilePlugin");
01041
01042 if ( !service || !service->isValid() )
01043 {
01044
01045 return QStringList();
01046 }
01047 return service->property("PreferredGroups").toStringList();
01048 }
01049
01050 const KFileMimeTypeInfo * KFileMetaInfoProvider::mimeTypeInfo( const QString& mimeType )
01051 {
01052 return mimeTypeInfo( mimeType, QString::null );
01053 }
01054
01055 const KFileMimeTypeInfo * KFileMetaInfoProvider::mimeTypeInfo( const QString& mimeType, const QString& protocol )
01056 {
01057
01058 if ( !protocol.isEmpty() ) {
01059 CachedPluginInfo *cache = m_plugins.find( protocol );
01060 if ( cache && cache->mimeTypeInfo ) {
01061 return cache->mimeTypeInfo;
01062 }
01063
01064 if ( !cache ) {
01065 loadAndRegisterPlugin( QString::null, protocol );
01066 cache = m_plugins.find( protocol );
01067 if ( cache && cache->mimeTypeInfo ) {
01068 return cache->mimeTypeInfo;
01069 }
01070 }
01071 }
01072
01073 CachedPluginInfo *cache = m_plugins.find( mimeType );
01074 if ( cache ) {
01075 return cache->mimeTypeInfo;
01076 }
01077
01078 loadAndRegisterPlugin( mimeType, QString::null );
01079 cache = m_plugins.find( mimeType );
01080 if ( cache ) {
01081 return cache->mimeTypeInfo;
01082 }
01083 return 0;
01084 }
01085
01086 KFileMimeTypeInfo * KFileMetaInfoProvider::addMimeTypeInfo(
01087 const QString& mimeType )
01088 {
01089
01090 KFileMimeTypeInfo *info = m_pendingMimetypeInfos.find( mimeType );
01091 Q_ASSERT( !info );
01092 if ( !info )
01093 {
01094 info = new KFileMimeTypeInfo( mimeType );
01095 m_pendingMimetypeInfos.insert( mimeType, info );
01096 }
01097
01098 info->m_preferredKeys = preferredKeys( mimeType );
01099 info->m_preferredGroups = preferredGroups( mimeType );
01100
01101 return info;
01102 }
01103
01104 QStringList KFileMetaInfoProvider::supportedMimeTypes() const
01105 {
01106 QStringList allMimeTypes;
01107 QString kfilePlugin = "KFilePlugin";
01108
01109 KTrader::OfferList offers = KTrader::self()->query( "KFilePlugin" );
01110 KTrader::OfferListIterator it = offers.begin();
01111 for ( ; it != offers.end(); ++it )
01112 {
01113 const QStringList mimeTypes = (*it)->serviceTypes();
01114 QStringList::ConstIterator it2 = mimeTypes.begin();
01115 for ( ; it2 != mimeTypes.end(); ++it2 )
01116 if ( allMimeTypes.find( *it2 ) == allMimeTypes.end() &&
01117 *it2 != kfilePlugin )
01118 allMimeTypes.append( *it2 );
01119 }
01120
01121 return allMimeTypes;
01122 }
01123
01128
01129
01130
01131 class KFileMetaInfoGroup::Data : public QShared
01132 {
01133 public:
01134 Data(const QString& _name)
01135 : QShared(),
01136 name(_name),
01137 mimeTypeInfo(0L),
01138 dirty( false ),
01139 added( false )
01140 {}
01141
01142
01143 Data() : mimeTypeInfo(0L) {}
01144 ~Data() {
01145 if ( this == null )
01146 delete mimeTypeInfo;
01147 };
01148
01149 QString name;
01150 QMap<QString, KFileMetaInfoItem> items;
01151 const KFileMimeTypeInfo* mimeTypeInfo;
01152 QStringList removedItems;
01153 bool dirty :1;
01154 bool added :1;
01155
01156 static Data* null;
01157 static Data* makeNull();
01158
01159 };
01160
01161 KFileMetaInfoGroup::KFileMetaInfoGroup( const QString& name,
01162 const KFileMimeTypeInfo* info )
01163 : d(new Data( name ) )
01164 {
01165 d->mimeTypeInfo = info;
01166 }
01167
01168 KFileMetaInfoGroup::KFileMetaInfoGroup( const KFileMetaInfoGroup& original )
01169 {
01170
01171 d = Data::makeNull();
01172 *this = original;
01173 }
01174
01175 KFileMetaInfoGroup::KFileMetaInfoGroup()
01176 {
01177 d = Data::makeNull();
01178 }
01179
01180 KFileMetaInfoGroup::~KFileMetaInfoGroup()
01181 {
01182 deref();
01183 }
01184
01185 const KFileMetaInfoGroup& KFileMetaInfoGroup::operator= (const KFileMetaInfoGroup& info )
01186 {
01187 if (d != info.d)
01188 {
01189 deref();
01190
01191 d = info.d;
01192
01193 ref();
01194 }
01195 return *this;
01196 }
01197
01198 bool KFileMetaInfoGroup::isValid() const
01199 {
01200
01201 return d != Data::null;
01202 }
01203
01204 bool KFileMetaInfoGroup::isEmpty() const
01205 {
01206 return d->items.isEmpty();
01207 }
01208
01209 QStringList KFileMetaInfoGroup::preferredKeys() const
01210 {
01211 assert(isValid());
01212 QStringList list = keys();
01213 QStringList newlist;
01214 QStringList preferredKeys = d->mimeTypeInfo->preferredKeys();
01215 QStringList::Iterator pref;
01216 QStringList::Iterator begin = preferredKeys.begin();
01217 QStringList::Iterator end = preferredKeys.end();
01218
01219
01220 for ( pref = begin; pref!=end; ++pref )
01221 {
01222 QStringList::Iterator item = list.find(*pref);
01223 if ( item != list.end() )
01224 {
01225 newlist.append( *item );
01226 list.remove(item);
01227 }
01228 }
01229
01230
01231
01232 newlist += list;
01233
01234 return newlist;
01235 }
01236
01237 QStringList KFileMetaInfoGroup::keys() const
01238 {
01239 if (d == Data::makeNull())
01240 kdWarning(7033) << "attempt to get the keys of "
01241 "an invalid metainfo group";
01242
01243 QStringList list;
01244
01245
01246 QMapConstIterator<QString, KFileMetaInfoItem> it;
01247 for (it = d->items.begin(); it!=d->items.end(); ++it)
01248 {
01249 list.append(it.data().key());
01250
01251 }
01252 return list;
01253 }
01254
01255 QString KFileMetaInfoGroup::translatedName() const
01256 {
01257 assert(isValid());
01258 return d->mimeTypeInfo->groupInfo(d->name)->translatedName();
01259 }
01260
01261 QStringList KFileMetaInfoGroup::supportedKeys() const
01262 {
01263 assert(isValid());
01264 return d->mimeTypeInfo->groupInfo(d->name)->supportedKeys();
01265 }
01266
01267 bool KFileMetaInfoGroup::supportsVariableKeys() const
01268 {
01269 assert(isValid());
01270 return d->mimeTypeInfo->groupInfo(d->name)->supportsVariableKeys();
01271 }
01272
01273 bool KFileMetaInfoGroup::contains( const QString& key ) const
01274 {
01275 return d->items.contains(key);
01276 }
01277
01278 KFileMetaInfoItem KFileMetaInfoGroup::item( const QString& key) const
01279 {
01280 QMapIterator<QString,KFileMetaInfoItem> it = d->items.find( key );
01281 if ( it != d->items.end() )
01282 return it.data();
01283
01284 return KFileMetaInfoItem();
01285 }
01286
01287 KFileMetaInfoItem KFileMetaInfoGroup::item(uint hint) const
01288 {
01289 QMapIterator<QString, KFileMetaInfoItem> it;
01290
01291 for (it = d->items.begin(); it!=d->items.end(); ++it)
01292 if (it.data().hint() == hint)
01293 return it.data();
01294
01295 return KFileMetaInfoItem();
01296 }
01297
01298 QString KFileMetaInfoGroup::name() const
01299 {
01300 return d->name;
01301 }
01302
01303 uint KFileMetaInfoGroup::attributes() const
01304 {
01305 assert(isValid());
01306 return d->mimeTypeInfo->groupInfo(d->name)->attributes();
01307 }
01308
01309 void KFileMetaInfoGroup::setAdded()
01310 {
01311 d->added = true;
01312 }
01313
01314 bool KFileMetaInfoGroup::isModified() const
01315 {
01316 return d->dirty;
01317 }
01318
01319 void KFileMetaInfoGroup::ref()
01320 {
01321 if (d != Data::null) d->ref();
01322
01323 }
01324
01325 void KFileMetaInfoGroup::deref()
01326 {
01327
01328
01329
01330 if ((d != Data::null) && d->deref())
01331 {
01332
01333
01334 delete d;
01335 d = 0;
01336 }
01337
01338 }
01339
01340 KFileMetaInfoItem KFileMetaInfoGroup::addItem( const QString& key )
01341 {
01342 assert(isValid());
01343 QMapIterator<QString,KFileMetaInfoItem> it = d->items.find( key );
01344 if ( it != d->items.end() )
01345 return it.data();
01346
01347 const KFileMimeTypeInfo::GroupInfo* ginfo = d->mimeTypeInfo->groupInfo(d->name);
01348
01349 if ( !ginfo ) {
01350 Q_ASSERT( ginfo );
01351 return KFileMetaInfoItem();
01352 }
01353
01354 const KFileMimeTypeInfo::ItemInfo* info = ginfo->itemInfo(key);
01355
01356 if ( !info ) {
01357 Q_ASSERT( info );
01358 return KFileMetaInfoItem();
01359 }
01360
01361 KFileMetaInfoItem item;
01362
01363 if (info->isVariableItem())
01364 item = KFileMetaInfoItem(ginfo->variableItemInfo(), key, QVariant());
01365 else
01366 item = KFileMetaInfoItem(info, key, QVariant());
01367
01368 d->items.insert(key, item);
01369 item.setAdded();
01370 d->dirty = true;
01371 return item;
01372 }
01373
01374 bool KFileMetaInfoGroup::removeItem( const QString& key )
01375 {
01376 if (!isValid())
01377 {
01378 kdDebug(7033) << "trying to remove an item from an invalid group\n";
01379 return false;
01380 }
01381
01382 QMapIterator<QString, KFileMetaInfoItem> it = d->items.find(key);
01383 if ( it==d->items.end() )
01384 {
01385 kdDebug(7033) << "trying to remove the non existant item " << key << "\n";
01386 return false;
01387 }
01388
01389 if (!((*it).attributes() & KFileMimeTypeInfo::Removable))
01390 {
01391 kdDebug(7033) << "trying to remove a non removable item\n";
01392 return false;
01393 }
01394
01395 (*it).setRemoved();
01396 d->items.remove(it);
01397 d->removedItems.append(key);
01398 d->dirty = true;
01399 return true;
01400 }
01401
01402 QStringList KFileMetaInfoGroup::removedItems()
01403 {
01404 return d->removedItems;
01405 }
01406
01407 KFileMetaInfoItem KFileMetaInfoGroup::appendItem(const QString& key,
01408 const QVariant& value)
01409 {
01410
01411 assert(isValid());
01412 const KFileMimeTypeInfo::GroupInfo* ginfo = d->mimeTypeInfo->groupInfo(d->name);
01413 if ( !ginfo ) {
01414 kdWarning() << "Trying to append a Metadata item for a non-existant group:" << d->name << endl;
01415 return KFileMetaInfoItem();
01416 }
01417 const KFileMimeTypeInfo::ItemInfo* info = ginfo->itemInfo(key);
01418 if ( !info ) {
01419 kdWarning() << "Trying to append a Metadata item for an unknown key (no ItemInfo): " << key << endl;
01420 return KFileMetaInfoItem();
01421 }
01422
01423 KFileMetaInfoItem item;
01424
01425 if (info->key().isNull())
01426 item = KFileMetaInfoItem(ginfo->variableItemInfo(), key, value);
01427 else
01428 item = KFileMetaInfoItem(info, key, value);
01429
01430 kdDebug(7033) << "KFileMetaInfogroup inserting a " << key << endl;
01431
01432 d->items.insert(key, item);
01433 return item;
01434 }
01435
01436 KFileMetaInfoGroup::Data* KFileMetaInfoGroup::Data::null = 0L;
01437 static KStaticDeleter<KFileMetaInfoGroup::Data> sd_KFileMetaInfoGroupData;
01438
01439 KFileMetaInfoGroup::Data* KFileMetaInfoGroup::Data::makeNull()
01440 {
01441 if (!null)
01442 {
01443
01444
01445
01446 null = new Data(QString::null);
01447 null->mimeTypeInfo = new KFileMimeTypeInfo();
01448 sd_KFileMetaInfoGroupData.setObject( null );
01449 }
01450 return null;
01451 }
01452
01453
01456
01457 KFileMimeTypeInfo::KFileMimeTypeInfo( const QString& mimeType )
01458 : m_mimeType( mimeType )
01459 {
01460 m_groups.setAutoDelete( true );
01461 }
01462
01463 KFileMimeTypeInfo::~KFileMimeTypeInfo()
01464 {
01465 }
01466
01467 const KFileMimeTypeInfo::GroupInfo * KFileMimeTypeInfo::groupInfo( const QString& group ) const
01468 {
01469 return m_groups.find( group );
01470 }
01471
01472 KFileMimeTypeInfo::GroupInfo * KFileMimeTypeInfo::addGroupInfo(
01473 const QString& name, const QString& translatedName )
01474 {
01475 GroupInfo* group = new GroupInfo( name, translatedName );
01476 m_groups.insert(name, group);
01477 return group;
01478 }
01479
01480 QStringList KFileMimeTypeInfo::supportedGroups() const
01481 {
01482 QStringList list;
01483 QDictIterator<GroupInfo> it( m_groups );
01484 for ( ; it.current(); ++it )
01485 list.append( it.current()->name() );
01486
01487 return list;
01488 }
01489
01490 QStringList KFileMimeTypeInfo::translatedGroups() const
01491 {
01492 QStringList list;
01493 QDictIterator<GroupInfo> it( m_groups );
01494 for ( ; it.current(); ++it )
01495 list.append( it.current()->translatedName() );
01496
01497 return list;
01498 }
01499
01500 QStringList KFileMimeTypeInfo::supportedKeys() const
01501 {
01502
01503
01504 QStringList keys;
01505 QStringList::ConstIterator lit;
01506 QDictIterator<GroupInfo> it( m_groups );
01507 for ( ; it.current(); ++it ) {
01508 QStringList list = it.current()->supportedKeys();
01509 for ( lit = list.begin(); lit != list.end(); ++lit ) {
01510 if ( keys.find( *lit ) == keys.end() )
01511 keys.append( *lit );
01512 }
01513 }
01514
01515 return keys;
01516 }
01517
01518 QValidator * KFileMimeTypeInfo::createValidator(const QString& group,
01519 const QString& key,
01520 QObject *parent,
01521 const char *name) const
01522 {
01523 KFilePlugin* plugin = KFileMetaInfoProvider::self()->plugin(m_mimeType);
01524 if (plugin) return plugin->createValidator(mimeType(), group, key,
01525 parent, name);
01526 return 0;
01527 }
01528
01529
01532
01533 KFileMimeTypeInfo::GroupInfo::GroupInfo( const QString& name,
01534 const QString& translatedName )
01535 : m_name( name ),
01536 m_translatedName( translatedName ),
01537 m_attr( 0 ),
01538 m_variableItemInfo( 0 )
01539
01540 {
01541 m_itemDict.setAutoDelete( true );
01542 }
01543
01544 const KFileMimeTypeInfo::ItemInfo * KFileMimeTypeInfo::GroupInfo::itemInfo( const QString& key ) const
01545 {
01546 ItemInfo* item = m_itemDict.find( key );
01547
01548
01549
01550 if (!item && m_variableItemInfo)
01551 {
01552 return m_variableItemInfo;
01553 }
01554 return item;
01555 }
01556
01557 KFileMimeTypeInfo::ItemInfo* KFileMimeTypeInfo::GroupInfo::addItemInfo(
01558 const QString& key, const QString& translatedKey,
01559 QVariant::Type type)
01560 {
01561
01562
01563 ItemInfo* item = new ItemInfo(key, translatedKey, type);
01564 m_supportedKeys.append(key);
01565 m_itemDict.insert(key, item);
01566 return item;
01567 }
01568
01569
01570 void KFileMimeTypeInfo::GroupInfo::addVariableInfo( QVariant::Type type,
01571 uint attr )
01572 {
01573
01574 delete m_variableItemInfo;
01575 m_variableItemInfo = new ItemInfo(QString::null, QString::null, type);
01576 m_variableItemInfo->m_attr = attr;
01577 }
01578
01581
01582 QString KFileMimeTypeInfo::ItemInfo::string(const QVariant& value, bool mangle) const
01583 {
01584 QString s;
01585
01586 switch (value.type())
01587 {
01588 case QVariant::Invalid :
01589 return "---";
01590
01591 case QVariant::Bool :
01592 s = value.toBool() ? i18n("Yes") : i18n("No");
01593 break;
01594
01595 case QVariant::Int :
01596 if (unit() == KFileMimeTypeInfo::Seconds)
01597 {
01598 int seconds = value.toInt() % 60;
01599 int minutes = value.toInt() / 60 % 60;
01600 int hours = value.toInt() / 3600;
01601 s = hours ? QString().sprintf("%d:%02d:%02d",hours, minutes, seconds)
01602 : QString().sprintf("%02d:%02d", minutes, seconds);
01603 return s;
01604 }
01605 else if (unit() == KFileMimeTypeInfo::Bytes)
01606 {
01607
01608 return KIO::convertSize(value.toInt());
01609 }
01610 else if (unit() == KFileMimeTypeInfo::KiloBytes)
01611 {
01612
01613 return KIO::convertSizeFromKB(value.toInt());
01614 }
01615 else
01616 s = KGlobal::locale()->formatNumber( value.toInt() , 0);
01617 break;
01618
01619 case QVariant::LongLong :
01620 s = KGlobal::locale()->formatNumber( value.toLongLong(), 0 );
01621 break;
01622
01623 case QVariant::ULongLong :
01624 if ( unit() == KFileMimeTypeInfo::Bytes )
01625 return KIO::convertSize( value.toULongLong() );
01626 else if ( unit() == KFileMimeTypeInfo::KiloBytes )
01627 return KIO::convertSizeFromKB( value.toULongLong() );
01628 else
01629 s = KGlobal::locale()->formatNumber( value.toULongLong(), 0 );
01630 break;
01631
01632 case QVariant::UInt :
01633 s = KGlobal::locale()->formatNumber( value.toUInt() , 0);
01634 break;
01635
01636 case QVariant::Double :
01637 s = KGlobal::locale()->formatNumber( value.toDouble(), 3);
01638 break;
01639
01640 case QVariant::Date :
01641 s = KGlobal::locale()->formatDate( value.toDate(), true );
01642 break;
01643
01644 case QVariant::Time :
01645 s = KGlobal::locale()->formatTime( value.toTime(), true );
01646 break;
01647
01648 case QVariant::DateTime :
01649 s = KGlobal::locale()->formatDateTime( value.toDateTime(),
01650 true, true );
01651 break;
01652
01653 case QVariant::Size :
01654 s = QString("%1 x %2").arg(value.toSize().width())
01655 .arg(value.toSize().height());
01656 break;
01657
01658 case QVariant::Point :
01659 s = QString("%1/%2").arg(value.toSize().width())
01660 .arg(value.toSize().height());
01661 break;
01662
01663 default:
01664 s = value.toString();
01665 }
01666
01667 if (mangle && !s.isNull())
01668 {
01669 s.prepend(prefix());
01670 s.append(" " + suffix());
01671 }
01672 return s;
01673 }
01674
01675
01678
01679
01680
01681
01682
01683
01684
01685
01686
01687 KIO_EXPORT QDataStream& operator <<(QDataStream& s, const KFileMetaInfoItem& item )
01688 {
01689
01690 KFileMetaInfoItem::Data* d = item.d;
01691
01692
01693 bool isValid = item.isValid();
01694 s << isValid;
01695
01696 if (isValid)
01697 s << d->key
01698 << d->value
01699 << d->dirty
01700 << d->added
01701 << d->removed;
01702
01703 return s;
01704 }
01705
01706
01707 KIO_EXPORT QDataStream& operator >>(QDataStream& s, KFileMetaInfoItem& item )
01708 {
01709 bool isValid;
01710 s >> isValid;
01711
01712 if (!isValid)
01713 {
01714 item = KFileMetaInfoItem();
01715 return s;
01716 }
01717
01718
01719 item.deref();
01720 item.d = new KFileMetaInfoItem::Data();
01721
01722
01723 bool dirty, added, removed;
01724 s >> item.d->key
01725 >> item.d->value
01726 >> dirty
01727 >> added
01728 >> removed;
01729 item.d->dirty = dirty;
01730 item.d->added = added;
01731 item.d->removed = removed;
01732
01733 return s;
01734 }
01735
01736
01737
01738
01739
01740 KIO_EXPORT QDataStream& operator <<(QDataStream& s, const KFileMetaInfoGroup& group )
01741 {
01742 KFileMetaInfoGroup::Data* d = group.d;
01743
01744
01745 bool isValid = group.isValid();
01746
01747 s << isValid;
01748 if (isValid)
01749 {
01750 s << d->name
01751 << d->items
01752 << d->mimeTypeInfo->mimeType();
01753 }
01754 return s;
01755 }
01756
01757 KIO_EXPORT QDataStream& operator >>(QDataStream& s, KFileMetaInfoGroup& group )
01758 {
01759 QString mimeType;
01760 bool isValid;
01761 s >> isValid;
01762
01763
01764 if (!isValid)
01765 {
01766 group = KFileMetaInfoGroup();
01767 return s;
01768 }
01769
01770
01771 group.deref();
01772 group.d = new KFileMetaInfoGroup::Data();
01773
01774 s >> group.d->name
01775 >> group.d->items
01776 >> mimeType;
01777
01778 group.d->mimeTypeInfo = KFileMetaInfoProvider::self()->mimeTypeInfo(mimeType);
01779
01780
01781 QMapIterator<QString, KFileMetaInfoItem> it = group.d->items.begin();
01782 for ( ; it != group.d->items.end(); ++it)
01783 {
01784 (*it).d->mimeTypeInfo = group.d->mimeTypeInfo->groupInfo(group.d->name)
01785 ->itemInfo((*it).key());
01786 }
01787
01788 return s;
01789 }
01790
01791
01792
01793
01794 KIO_EXPORT QDataStream& operator <<(QDataStream& s, const KFileMetaInfo& info )
01795 {
01796 KFileMetaInfo::Data* d = info.d;
01797
01798
01799 bool isValid = info.isValid();
01800
01801 s << isValid;
01802 if (isValid)
01803 {
01804 s << d->url
01805 << d->what
01806 << d->groups
01807 << d->mimeTypeInfo->mimeType();
01808 }
01809 return s;
01810 }
01811
01812 KIO_EXPORT QDataStream& operator >>(QDataStream& s, KFileMetaInfo& info )
01813 {
01814 QString mimeType;
01815 bool isValid;
01816 s >> isValid;
01817
01818
01819 if (!isValid)
01820 {
01821 info = KFileMetaInfo();
01822 return s;
01823 }
01824
01825
01826 info.deref();
01827 info.d = new KFileMetaInfo::Data();
01828
01829 s >> info.d->url
01830 >> info.d->what
01831 >> info.d->groups
01832 >> mimeType;
01833 info.d->mimeTypeInfo = KFileMetaInfoProvider::self()->mimeTypeInfo(mimeType);
01834
01835 return s;
01836 }
01837
01838 #include "kfilemetainfo.moc"