summaryrefslogtreecommitdiffstats
path: root/konq-plugins/rellinks/plugin_rellinks.cpp
blob: 14a47a389a7f24125ccf15648de4f9f362f772ef (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
/***************************************************************************
 *   Copyright (C) 2002, Anders Lund <anders@alweb.dk>                     *
 *   Copyright (C) 2003, 2004, Franck Quélain <shift@free.fr>              *
 *   Copyright (C) 2004, Kevin Krammer <kevin.krammer@gmx.at>              *
 *   Copyright (C) 2004, 2006, Oliviet Goffart <ogoffart @ kde.org>        *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program 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 General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.             *
 ***************************************************************************/




// Qt includes
#include <tqapplication.h>
#include <tqtimer.h>

// KDE include
#include <dom/dom_doc.h>
#include <dom/dom_element.h>
#include <dom/dom_string.h>
#include <dom/html_document.h>
#include <kaction.h>
#include <kdebug.h>
#include <kgenericfactory.h>
#include <khtml_part.h>
#include <khtmlview.h>
#include <kiconloader.h>
#include <kinstance.h>
#include <klocale.h>
#include <kpopupmenu.h>
#include <kshortcut.h>
#include <ktoolbar.h>
#include <kurl.h>

// local includes
#include "plugin_rellinks.h"


/** Rellinks factory */
typedef KGenericFactory<RelLinksPlugin> RelLinksFactory;
#include <kdeversion.h>
#if KDE_IS_VERSION(3,2,90)
#include <kaboutdata.h>
static const KAboutData aboutdata("rellinks", I18N_NOOP("Rellinks") , "1.0" );
K_EXPORT_COMPONENT_FACTORY( librellinksplugin, RelLinksFactory(&aboutdata) )
#else
K_EXPORT_COMPONENT_FACTORY( librellinksplugin, RelLinksFactory("rellinks") )
#endif

/** Constructor of the plugin. */
RelLinksPlugin::RelLinksPlugin(TQObject *parent, const char *name, const TQStringList &)
    : KParts::Plugin( parent, name ),
      m_part(0),
	  m_viewVisible(false)
{

    setInstance(RelLinksFactory::instance());

    // ------------- Navigation links --------------
    kaction_map["home"] =  new KAction( i18n("&Top"), "2uparrow", KShortcut("Ctrl+Alt+T"), this, TQT_SLOT(goHome()), actionCollection(), "rellinks_top" );
    kaction_map["home"]->setWhatsThis( i18n("<p>This link references a home page or the top of some hierarchy.</p>") );

    kaction_map["up"] =  new KAction( i18n("&Up"), "1uparrow", KShortcut("Ctrl+Alt+U"), this, TQT_SLOT(goUp()), actionCollection(), "rellinks_up" );
    kaction_map["up"]->setWhatsThis( i18n("<p>This link references the immediate parent of the current document.</p>") );

    bool isRTL = TQApplication::reverseLayout();

    kaction_map["begin"] =  new KAction( i18n("&First"), isRTL ? "2rightarrow" : "2leftarrow", KShortcut("Ctrl+Alt+F"), this,  TQT_SLOT(goFirst()), actionCollection(), "rellinks_first" );
    kaction_map["begin"]->setWhatsThis( i18n("<p>This link type tells search engines which document is considered by the author to be the starting point of the collection.</p>") );

    kaction_map["prev"] =  new KAction( i18n("&Previous"), isRTL ? "1rightarrow" : "1leftarrow", KShortcut("Ctrl+Alt+P"), this,  TQT_SLOT(goPrevious()), actionCollection(), "rellinks_previous" );
    kaction_map["prev"]->setWhatsThis( i18n("<p>This link references the previous document in an ordered series of documents.</p>") );

    kaction_map["next"] =  new KAction( i18n("&Next"), isRTL ? "1leftarrow" : "1rightarrow", KShortcut("Ctrl+Alt+N"), this,  TQT_SLOT(goNext()), actionCollection(), "rellinks_next" );
    kaction_map["next"]->setWhatsThis( i18n("<p>This link references the next document in an ordered series of documents.</p>") );

    kaction_map["last"] =  new KAction( i18n("&Last"), isRTL ? "2leftarrow" : "2rightarrow", KShortcut("Ctrl+Alt+L"), this,  TQT_SLOT(goLast()), actionCollection(), "rellinks_last" );
    kaction_map["last"]->setWhatsThis( i18n("<p>This link references the end of a sequence of documents.</p>") );

    // ------------ special items --------------------------
    kaction_map["search"]  = new KAction( i18n("&Search"), "filefind", KShortcut("Ctrl+Alt+S"), this, TQT_SLOT(goSearch()), actionCollection(), "rellinks_search" );
    kaction_map["search"]->setWhatsThis( i18n("<p>This link references the search.</p>") );

    // ------------ Document structure links ---------------
    m_document = new KActionMenu( i18n("Document"),  "contents", actionCollection(), "rellinks_document" );
    m_document->setWhatsThis( i18n("<p>This menu contains the links referring the document information.</p>") );
    m_document->setDelayed(false);

    kaction_map["contents"] = new KAction( i18n("Table of &Contents"), "contents", KShortcut("Ctrl+Alt+C"),  this,  TQT_SLOT(goContents()), actionCollection(), "rellinks_toc" );
    m_document->insert(kaction_map["contents"]);
    kaction_map["contents"]->setWhatsThis( i18n("<p>This link references the table of contents.</p>") );

    kactionmenu_map["chapter"] = new KActionMenu( i18n("Chapters"), "fileopen", actionCollection(), "rellinks_chapters" );
    m_document->insert(kactionmenu_map["chapter"]);
    connect( kactionmenu_map["chapter"]->popupMenu(), TQT_SIGNAL( activated( int ) ), this, TQT_SLOT(goChapter(int)));
    kactionmenu_map["chapter"]->setWhatsThis( i18n("<p>This menu references the chapters of the document.</p>") );
    kactionmenu_map["chapter"]->setDelayed(false);

    kactionmenu_map["section"] = new KActionMenu( i18n("Sections"), "fileopen", actionCollection(), "rellinks_sections" );
    m_document->insert(kactionmenu_map["section"]);
    connect( kactionmenu_map["section"]->popupMenu(), TQT_SIGNAL( activated( int ) ), this, TQT_SLOT( goSection( int ) ) );
    kactionmenu_map["section"]->setWhatsThis( i18n("<p>This menu references the sections of the document.</p>") );
    kactionmenu_map["section"]->setDelayed(false);

    kactionmenu_map["subsection"] = new KActionMenu( i18n("Subsections"), "fileopen", actionCollection(), "rellinks_subsections" );
    m_document->insert(kactionmenu_map["subsection"]);
    connect( kactionmenu_map["subsection"]->popupMenu(), TQT_SIGNAL( activated( int ) ), this, TQT_SLOT( goSubsection( int ) ) );
    kactionmenu_map["subsection"]->setWhatsThis( i18n("<p>This menu references the subsections of the document.</p>") );
    kactionmenu_map["subsection"]->setDelayed(false);

    kactionmenu_map["appendix"] = new KActionMenu( i18n("Appendix"), "edit", actionCollection(), "rellinks_appendix" );
    m_document->insert(kactionmenu_map["appendix"]);
    connect( kactionmenu_map["appendix"]->popupMenu(), TQT_SIGNAL( activated( int ) ), this, TQT_SLOT( goAppendix( int ) ) );
    kactionmenu_map["appendix"]->setWhatsThis( i18n("<p>This link references the appendix.</p>") );
    kactionmenu_map["appendix"]->setDelayed(false);

    kaction_map["glossary"] = new KAction( i18n("&Glossary"), "flag", KShortcut("Ctrl+Alt+G"), this, TQT_SLOT(goGlossary()), actionCollection(), "rellinks_glossary" );
    m_document->insert(kaction_map["glossary"]);
    kaction_map["glossary"]->setWhatsThis( i18n("<p>This link references the glossary.</p>") );

    kaction_map["index"] = new KAction( i18n("&Index"), "info", KShortcut("Ctrl+Alt+I"), this, TQT_SLOT(goIndex()), actionCollection(), "rellinks_index" );
    m_document->insert(kaction_map["index"]);
    kaction_map["index"]->setWhatsThis( i18n("<p>This link references the index.</p>") );

    // Other links
    m_more  = new KActionMenu( i18n("More"), "misc", actionCollection(), "rellinks_more" );
    m_more->setWhatsThis( i18n("<p>This menu contains other important links.</p>") );
    m_more->setDelayed(false);

    kaction_map["help"] = new KAction( i18n("&Help"), "help", KShortcut("Ctrl+Alt+H"), this, TQT_SLOT(goHelp()), actionCollection(), "rellinks_help" );
    m_more->insert(kaction_map["help"]);
    kaction_map["help"]->setWhatsThis( i18n("<p>This link references the help.</p>") );

    kaction_map["author"]  = new KAction( i18n("&Authors"), "mail_new", KShortcut("Ctrl+Alt+A"), this, TQT_SLOT(goAuthor()), actionCollection(), "rellinks_authors" );
    m_more->insert(kaction_map["author"]);
    kaction_map["author"]->setWhatsThis( i18n("<p>This link references the author.</p>") );

    kaction_map["copyright"]   = new KAction( i18n("Copy&right"), "signature", KShortcut("Ctrl+Alt+R"), this, TQT_SLOT(goCopyright()), actionCollection(), "rellinks_copyright" );
    m_more->insert(kaction_map["copyright"]);
    kaction_map["copyright"]->setWhatsThis( i18n("<p>This link references the copyright.</p>") );

    kactionmenu_map["bookmark"] = new KActionMenu( i18n("Bookmarks"), "bookmark_folder", actionCollection(), "rellinks_bookmarks" );
    m_more->insert(kactionmenu_map["bookmark"]);
    kactionmenu_map["bookmark"]->setWhatsThis( i18n("<p>This menu references the bookmarks.</p>") );
    connect( kactionmenu_map["bookmark"]->popupMenu(), TQT_SIGNAL( activated( int ) ), this, TQT_SLOT( goBookmark( int ) ) );
    kactionmenu_map["bookmark"]->setDelayed(false);

    kactionmenu_map["alternate"] = new KActionMenu( i18n("Other Versions"), "attach", actionCollection(), "rellinks_other_versions" );
    m_more->insert(kactionmenu_map["alternate"]);
    kactionmenu_map["alternate"]->setWhatsThis( i18n("<p>This link references the alternate versions of this document.</p>") );
    connect( kactionmenu_map["alternate"]->popupMenu(), TQT_SIGNAL( activated( int ) ), this, TQT_SLOT( goAlternate( int ) ) );
    kactionmenu_map["alternate"]->setDelayed(false);

    // Unclassified menu
    m_links = new KActionMenu( i18n("Miscellaneous"), "rellinks", actionCollection(), "rellinks_links" );
    kactionmenu_map["unclassified"] = m_links;
    kactionmenu_map["unclassified"]->setWhatsThis( i18n("<p>Miscellaneous links.</p>") );
    connect( kactionmenu_map["unclassified"]->popupMenu(), TQT_SIGNAL( activated( int ) ), this, TQT_SLOT( goAllElements( int ) ) );
    kactionmenu_map["unclassified"]->setDelayed(false);

    // We unactivate all the possible actions
    disableAll();

    // When the rendering of the HTML is done, we update the site navigation bar
    m_part = dynamic_cast<KHTMLPart *>(parent);
    if (!m_part)
        return;

    connect( m_part, TQT_SIGNAL( docCreated() ), this, TQT_SLOT( newDocument() ) );
    connect( m_part, TQT_SIGNAL( completed() ), this, TQT_SLOT( loadingFinished() ) );

    // create polling timer and connect it
    m_pollTimer = new TQTimer(this, "polling timer");
    connect( m_pollTimer, TQT_SIGNAL( timeout() ), this, TQT_SLOT( updateToolbar() ) );

    // delay access to our part's members until it has finished its initialisation
    TQTimer::singleShot(0, this, TQT_SLOT(delayedSetup()));
}

/** Destructor */
RelLinksPlugin::~RelLinksPlugin() {
}

bool RelLinksPlugin::eventFilter(TQObject *watched, TQEvent* event) {
    if (m_part == 0) return false;

    if (watched == 0 || event == 0) return false;

    if (watched == m_view)
    {
        switch (event->type())
        {
            case TQEvent::Show:
                m_viewVisible = true;
                updateToolbar();
                break;

            case TQEvent::Hide:
                m_viewVisible = false;
                updateToolbar();
                break;

            case TQEvent::Close:
                m_pollTimer->stop();
                m_view->removeEventFilter(this);
                break;

            default:
                break;
        }
    }

    // we never filter an event, we just want to know about it
    return false;
}

void RelLinksPlugin::delayedSetup()
{
    if (m_part == 0) return;

    m_view = m_part->view();
    m_view->installEventFilter(this);
    m_viewVisible = m_view->isVisible();
}

void RelLinksPlugin::newDocument() {
    // start calling upateToolbar periodically to get the new links as soon as possible

    m_pollTimer->start(500);
    //kdDebug(90210) << "newDocument()" << endl;

    updateToolbar();
}

void RelLinksPlugin::loadingFinished() {
    m_pollTimer->stop();
    //kdDebug(90210) << "loadingFinished()" << endl;
    updateToolbar();
	guessRelations();
}

/* Update the site navigation bar */
void RelLinksPlugin::updateToolbar() {

    // If we have a part
    if (!m_part)
        return;

    // We disable all
    disableAll();

    // get a list of LINK nodes in document
    DOM::NodeList linkNodes = m_part->document().getElementsByTagName( "link" );

    //kdDebug(90210) << "Rellinks: Link nodes =" << linkNodes.length() << endl;

    bool showBar = false;
    unsigned long nodeLength = linkNodes.length();

    for ( unsigned int i=0; i < nodeLength; i++ ) {
        // create a entry for each one
        DOM::Element e( linkNodes.item( i ) );


        // --- Retrieve of the relation type --

        TQString rel = e.getAttribute( "rel" ).string();
        rel = rel.simplifyWhiteSpace();
        if (rel.isEmpty()) {
            // If the "rel" attribut is null then use the "rev" attribute...
            TQString rev = e.getAttribute( "rev" ).string();
            rev = rev.simplifyWhiteSpace();
            if (rev.isEmpty()) {
                // if "rev" attribut is also empty => ignore
                continue;
            }
            // Determine the "rel" equivalent of "rev" type
            rel =  transformRevToRel(rev);
        }
        // Determin the name used internally
        TQString lrel = getLinkType(rel.lower());
        // relation to ignore
        if (lrel.isEmpty()) continue;
//	kdDebug() << "lrel=" << lrel << endl;

        // -- Retrieve of other usefull informations --

        TQString href = e.getAttribute( "href" ).string();
        // if nowhere to go, ignore the link
        if (href.isEmpty()) continue;
        TQString title = e.getAttribute( "title" ).string();
        TQString hreflang = e.getAttribute( "hreflang" ).string();

        KURL ref( m_part->url(), href );
        if ( title.isEmpty() )
            title = ref.prettyURL();

        // escape ampersand before settings as action title, otherwise the menu entry will interpret it as an
        // accelerator
        title.replace('&', "&&");

        // -- Menus activation --

        // Activation of "Document" menu ?
        if (lrel == "contents" || lrel == "glossary" || lrel == "index" || lrel == "appendix") {
            m_document->setEnabled(true);
        }
        // Activation of "More" menu ?
        if (lrel == "help" || lrel == "author" || lrel == "copyright" ) {
            m_more->setEnabled(true);
        }

        // -- Buttons or menu items activation / creation --
        if (lrel == "bookmark" || lrel == "alternate") {
            int id = kactionmenu_map[lrel]->popupMenu()->insertItem( title );
            m_more->setEnabled(true);
            kactionmenu_map[lrel]->setEnabled(true);
            element_map[lrel][id] = e;

        } else if (lrel == "appendix" || lrel == "chapter" || lrel == "section" || lrel == "subsection") {
            int id = kactionmenu_map[lrel]->popupMenu()->insertItem( title );
            m_document->setEnabled(true);
            kactionmenu_map[lrel]->setEnabled(true);
            element_map[lrel][id] = e;

        } else {
            // It is a unique action
            element_map[lrel][0] = e;
            if (kaction_map[lrel]) {
                kaction_map[lrel]->setEnabled(true);
                // Tooltip
                if (hreflang.isEmpty()) {
                    kaction_map[lrel]->setToolTip( title );
                } else {
                    kaction_map[lrel]->setToolTip( title + " [" + hreflang + "]");
                }
            } else {
                // For the moment all the elements are reference in a separated menu
                // TODO : reference the unknown ?
                int id = kactionmenu_map["unclassified"]->popupMenu()->insertItem( lrel + " : " + title );
                kactionmenu_map["unclassified"]->setEnabled(true);
                element_map["unclassified"][id] = e;
            }

        }

        showBar = true;
    }
}


void RelLinksPlugin::guessRelations()
{
	m_part = dynamic_cast<KHTMLPart *>(parent());
	if (!m_part || m_part->document().isNull() )
		return;
	
	//If the page already contains some link, that mean the webmaster is aware
	//of the meaning of <link> so we can consider that if prev/next was possible
	//they are already there.
	if(!element_map.isEmpty())
		return;

	// - The number of didgit may not be more of 3, or this is certenly an id.
	// - We make sure that the number is followed by a dot, a &, or the end, we
	//   don't want to match stuff like that:   page.html?id=A14E12FD
	// - We make also sure the number is not preceded dirrectly by others number
	TQRegExp rx("^(.*[=/?&][^=/?&.\\-0-9]*)([\\d]{1,3})([.&][^/0-9]{0,15})?$");
	
	
	const TQString zeros("0000");
	TQString url=m_part->url().url();
	if(rx.search(url)!=-1)
	{
		uint val=rx.cap(2).toUInt();
		uint lenval=rx.cap(2).length();
		TQString nval_str=TQString::number(val+1);
		//prepend by zeros if the original also contains zeros.
		if(nval_str.length() < lenval && rx.cap(2)[0]=='0')
			nval_str.prepend(zeros.left(lenval-nval_str.length()));

		TQString href=rx.cap(1)+ nval_str + rx.cap(3);
		KURL ref( m_part->url(), href );
		TQString title = i18n("[Autodetected] %1").arg(ref.prettyURL());
		DOM::Element e= m_part->document().createElement("link");
		e.setAttribute("href",href);
		element_map["next"][0] = e;
		kaction_map["next"]->setEnabled(true);
		kaction_map["next"]->setToolTip( title );

		if(val>1)
		{
			nval_str=TQString::number(val-1);
			if(nval_str.length() < lenval && rx.cap(2)[0]=='0')
				nval_str.prepend(zeros.left(lenval-nval_str.length()));
			TQString href=rx.cap(1)+ nval_str + rx.cap(3);
			KURL ref( m_part->url(), href );
			TQString title = i18n("[Autodetected] %1").arg(ref.prettyURL());
			e= m_part->document().createElement("link");
			e.setAttribute("href",href);
			element_map["prev"][0] = e;
			kaction_map["prev"]->setEnabled(true);
			kaction_map["prev"]->setToolTip( title );
		}
	}
}


/** Menu links */
void RelLinksPlugin::goToLink(const TQString & rel, int id) {
    // have the KHTML part open it
    KHTMLPart *part = dynamic_cast<KHTMLPart *>(parent());
    if (!part)
        return;

    DOM::Element e = element_map[rel][id];
    TQString href = e.getAttribute("href").string();
    KURL url( part->url(), href );
    TQString target = e.getAttribute("target").string();

    // URL arguments
    KParts::URLArgs args;
    args.frameName = target;

    // Add base url if not valid
    if (url.isValid()) {
        part->browserExtension()->openURLRequest(url, args);
    } else {
        KURL baseURL = part->baseURL();
        TQString endURL = url.prettyURL();
        KURL realURL = KURL(baseURL, endURL);
        part->browserExtension()->openURLRequest(realURL, args);
    }

}

void RelLinksPlugin::goHome() {
    goToLink("home");
}

void RelLinksPlugin::goUp() {
    goToLink("up");
}

void RelLinksPlugin::goFirst() {
    goToLink("begin");
}

void RelLinksPlugin::goPrevious() {
    goToLink("prev");
}

void RelLinksPlugin::goNext() {
    goToLink("next");
}

void RelLinksPlugin::goLast() {
    goToLink("last");
}

void RelLinksPlugin::goContents() {
    goToLink("contents");
}

void RelLinksPlugin::goIndex() {
    goToLink("index");
}

void RelLinksPlugin::goGlossary() {
    goToLink("glossary");
}

void RelLinksPlugin::goHelp() {
    goToLink("help");
}

void RelLinksPlugin::goSearch() {
    goToLink("search");
}

void RelLinksPlugin::goAuthor() {
    goToLink("author");
}


void RelLinksPlugin::goCopyright() {
    goToLink("copyright");
}

void RelLinksPlugin::goBookmark(int id) {
    goToLink("bookmark", id);
}

void RelLinksPlugin::goChapter(int id) {
    goToLink("chapter", id);
}

void RelLinksPlugin::goSection(int id) {
    goToLink("section", id);
}

void RelLinksPlugin::goSubsection(int id) {
    goToLink("subsection", id);
}

void RelLinksPlugin::goAppendix(int id) {
    goToLink("appendix", id);
}

void RelLinksPlugin::goAlternate(int id) {
    goToLink("alternate", id);
}

void RelLinksPlugin::goAllElements(int id) {
    goToLink("unclassified", id);
}

void RelLinksPlugin::disableAll() {
    element_map.clear();

    // Clear actions
    KActionMap::Iterator it;
    for ( it = kaction_map.begin(); it != kaction_map.end(); ++it ) {
        // If I don't test it crash :(
        if (it.data()) {
            it.data()->setEnabled(false);
            it.data()->setToolTip(it.data()->text().remove('&'));
        }
    }

    // Clear actions
    KActionMenuMap::Iterator itmenu;
    for ( itmenu = kactionmenu_map.begin(); itmenu != kactionmenu_map.end(); ++itmenu ) {
        // If I don't test it crash :(
        if (itmenu.data()) {
            itmenu.data()->popupMenu()->clear();
            itmenu.data()->setEnabled(false);
            itmenu.data()->setToolTip(itmenu.data()->text().remove('&'));
        }
    }

    // Unactivate menus
    m_more->setEnabled(false);
    m_document->setEnabled(false);

}


TQString RelLinksPlugin::getLinkType(const TQString &lrel) {
    // Relations to ignore...
    if (lrel.contains("stylesheet")
          || lrel == "script"
          || lrel == "icon"
          || lrel == "shortcut icon"
          || lrel == "prefetch" )
        return TQString::null;

    // ...known relations...
    if (lrel == "top" || lrel == "origin" || lrel == "start")
        return "home";
    if (lrel == "parent")
        return "up";
    if (lrel == "first")
        return "begin";
    if (lrel == "previous")
        return "prev";
    if (lrel == "child")
        return "next";
    if (lrel == "end")
        return "last";
    if (lrel == "toc")
        return "contents";
    if (lrel == "find")
        return "search";
    if (lrel == "alternative stylesheet")
        return "alternate stylesheet";
    if (lrel == "authors")
        return "author";
    if (lrel == "toc")
        return "contents";

    //...unknown relations or name that don't need to change
    return lrel;
}

TQString RelLinksPlugin::transformRevToRel(const TQString &rev) {
    TQString altRev = getLinkType(rev);

    // Known relations
    if (altRev == "prev")
        return getLinkType("next");
    if (altRev == "next")
        return getLinkType("prev");
    if (altRev == "made")
        return getLinkType("author");
    if (altRev == "up")
        return getLinkType("child");
    if (altRev == "sibling")
        return getLinkType("sibling");

    //...unknown inverse relation => ignore for the moment
    return TQString::null;
}

#include "plugin_rellinks.moc"