xref: /dokuwiki/lib/scripts/media.js (revision aa31d8d0d3cb70d880cec09ff9bad568df9874ec) 
1/**
2 * JavaScript functionality for the media management popup
3 *
4 * @author Andreas Gohr <andi@splitbrain.org>
5 * @author Pierre Spring <pierre.spring@caillou.ch>
6 */
7
8var dw_mediamanager = {
9    keepopen: false,
10    hide: false,
11    popup: false,
12    display: false,
13    ext: false,
14    $popup: null,
15
16    // Image insertion opts
17    align: false,
18    link: false,
19    size: false,
20    forbidden_opts: {},
21
22    // File list options
23    view_opts: {list: false, sort: false},
24
25    layout_width: 0,
26
27    // The minimum height of the full-screen mediamanager in px
28    minHeights: {thumbs: 200, rows: 100},
29
30    init: function () {
31        var $content, $tree;
32        $content = jQuery('#media__content');
33        $tree = jQuery('#media__tree');
34        if (!$tree.length) return;
35
36        dw_mediamanager.prepare_content($content);
37
38        dw_mediamanager.attachoptions();
39        dw_mediamanager.initpopup();
40
41        // add the action to autofill the "upload as" field
42        $content
43            .on('change', '#upload__file', dw_mediamanager.suggest)
44            // Attach the image selector action to all links
45            .on('click', 'a.select', dw_mediamanager.select)
46            // Attach deletion confirmation dialog to the delete buttons
47            .on('click', '#media__content a.btn_media_delete', dw_mediamanager.confirmattach)
48            .on('submit', '#mediamanager__done_form', dw_mediamanager.list);
49
50        $tree.dw_tree({
51            toggle_selector: 'img',
52            load_data: function (show_sublist, $clicky) {
53                // get the enclosed link (is always the first one)
54                var $link = $clicky.parent().find('div.li a.idx_dir');
55
56                jQuery.post(
57                    DOKU_BASE + 'lib/exe/ajax.php',
58                    $link[0].search.substr(1) + '&call=medians',
59                    show_sublist,
60                    'html'
61                );
62            },
63
64            toggle_display: function ($clicky, opening) {
65                $clicky.attr('src', DOKU_BASE + 'lib/images/' + (opening ? 'minus' : 'plus') + '.gif');
66            }
67        });
68        $tree.on('click', 'a', dw_mediamanager.list);
69
70        // Init view property
71        dw_mediamanager.set_fileview_list();
72
73        dw_mediamanager.init_options();
74
75        dw_mediamanager.image_diff();
76        dw_mediamanager.init_ajax_uploader();
77
78        // changing opened tab in the file list panel
79        var $page = jQuery('#mediamanager__page');
80        $page.find('div.filelist')
81            .on('click', 'ul.tabs a', dw_mediamanager.list)
82            // loading file details
83            .on('click', 'div.panelContent a', dw_mediamanager.details)
84            // search form
85            .on('submit', '#dw__mediasearch', dw_mediamanager.list)
86            // "upload as" field autofill
87            .on('change', '#upload__file', dw_mediamanager.suggest)
88            // uploaded images
89            .on('click', '.qq-upload-file a', dw_mediamanager.details);
90
91        // changing opened tab in the file details panel
92        $page.find('div.file')
93            .on('click', 'ul.tabs a', dw_mediamanager.details)
94            // "update new version" button
95            .on('submit', '#mediamanager__btn_update', dw_mediamanager.list)
96            // revisions form
97            .on('submit', '#page__revisions', dw_mediamanager.details)
98            .on('click', '#page__revisions a', dw_mediamanager.details)
99            // meta edit form
100            .on('submit', '#mediamanager__save_meta', dw_mediamanager.details)
101            // delete button
102            .on('submit', '#mediamanager__btn_delete', dw_mediamanager.details)
103            // "restore this version" button
104            .on('submit', '#mediamanager__btn_restore', dw_mediamanager.details)
105            // less/more recent buttons in media revisions form
106            .on('submit', '.btn_newer, .btn_older', dw_mediamanager.details);
107
108        dw_mediamanager.update_resizable();
109        dw_mediamanager.layout_width = $page.width();
110        jQuery(window).resize(dw_mediamanager.window_resize);
111    },
112
113    init_options: function () {
114        var $options = jQuery('div.filelist div.panelHeader form.options'),
115            $listType, $sortBy, $both;
116        if ($options.length === 0) {
117            return;
118        }
119
120        $listType = $options.find('li.listType');
121        $sortBy = $options.find('li.sortBy');
122        $both = $listType.add($sortBy);
123
124        // Remove the submit button
125        $options.find('button[type=submit]').parent().hide();
126
127        // Prepare HTML for jQuery UI buttonset
128        $both.find('label').each(function () {
129            var $this = jQuery(this);
130            $this.children('input').appendTo($this.parent());
131        });
132
133        // Init buttonset
134        $both.find("input[type='radio']").checkboxradio({icon: false});
135        $both.controlgroup();
136
137        // Change handlers
138        $listType.children('input').change(function () {
139            dw_mediamanager.set_fileview_list();
140        });
141        $sortBy.children('input').change(function (event) {
142            dw_mediamanager.set_fileview_sort();
143            dw_mediamanager.list.call(jQuery('#dw__mediasearch')[0] || this, event);
144        });
145    },
146
147    /**
148     * build the popup window
149     *
150     * @author Dominik Eckelmann <eckelmann@cosmocode.de>
151     */
152    initpopup: function () {
153        var opts, $insp, $insbtn;
154
155        dw_mediamanager.$popup = jQuery(document.createElement('div'))
156            .attr('id', 'media__popup_content')
157            .dialog({
158                autoOpen: false, width: 280, modal: true,
159                draggable: true, title: LANG.mediatitle,
160                resizable: false
161            });
162
163        opts = [
164            {
165                id: 'link', label: LANG.mediatarget,
166                btns: ['lnk', 'direct', 'nolnk', 'displaylnk']
167            },
168            {
169                id: 'align', label: LANG.mediaalign,
170                btns: ['noalign', 'left', 'center', 'right']
171            },
172            {
173                id: 'size', label: LANG.mediasize,
174                btns: ['small', 'medium', 'large', 'original']
175            }
176        ];
177
178        jQuery.each(opts, function (_, opt) {
179            var $p, $l;
180            $p = jQuery(document.createElement('p'))
181                .attr('id', 'media__' + opt.id);
182
183            if (dw_mediamanager.display === "2") {
184                $p.hide();
185            }
186
187            $l = jQuery(document.createElement('label'))
188                .text(opt.label);
189            $p.append($l);
190
191            jQuery.each(opt.btns, function (i, text) {
192                var $btn, $img;
193                $btn = jQuery(document.createElement('button'))
194                    .addClass('button')
195                    .attr('id', "media__" + opt.id + "btn" + (i + 1))
196                    .attr('title', LANG['media' + text])
197                    .click(bind(dw_mediamanager.setOpt, opt.id));
198
199                $img = jQuery(document.createElement('img'))
200                    .attr('src', DOKU_BASE + 'lib/images/media_' + opt.id + '_' + text + '.png');
201
202                $btn.append($img);
203                $p.append($btn);
204            });
205
206            dw_mediamanager.$popup.append($p);
207        });
208
209        // insert button
210        $insp = jQuery(document.createElement('p'));
211        dw_mediamanager.$popup.append($insp);
212
213        $insbtn = jQuery(document.createElement('input'))
214            .attr('id', 'media__sendbtn')
215            .attr('type', 'button')
216            .addClass('button')
217            .val(LANG.mediainsert);
218        $insp.append($insbtn);
219    },
220
221    /**
222     * Insert the clicked image into the opener's textarea
223     *
224     * @author Andreas Gohr <andi@splitbrain.org>
225     * @author Dominik Eckelmann <eckelmann@cosmocode.de>
226     * @author Pierre Spring <pierre.spring@caillou.ch>
227     */
228    insert: function (id) {
229        var opts, cb, edid, s;
230
231        // set syntax options
232        dw_mediamanager.$popup.dialog('close');
233
234        opts = '';
235
236        if ({img: 1, swf: 1}[dw_mediamanager.ext] === 1) {
237
238            if (dw_mediamanager.link === '4') {
239                opts = '?linkonly';
240            } else {
241
242                if (dw_mediamanager.link === "3" && dw_mediamanager.ext === 'img') {
243                    opts = '?nolink';
244                } else if (dw_mediamanager.link === "2" && dw_mediamanager.ext === 'img') {
245                    opts = '?direct';
246                }
247
248                s = parseInt(dw_mediamanager.size, 10);
249                var size = s * 200;
250
251                if (s && s >= 1 && s < 4) {
252                    opts += (opts.length) ? '&' : '?';
253                    opts += size;
254                    if (dw_mediamanager.ext === 'swf') {
255                        switch (s) {
256                            case 1:
257                                opts += 'x62';
258                                break;
259                            case 2:
260                                opts += 'x123';
261                                break;
262                            case 3:
263                                opts += 'x185';
264                                break;
265                        }
266                    }
267                }
268            }
269        }
270        edid = String.prototype.match.call(document.location, /&edid=([^&]+)/);
271        edid = edid ? edid[1] : 'wiki__text';
272        cb = String.prototype.match.call(document.location, /&onselect=([^&]+)/);
273        cb = cb ? cb[1].replace(/[^\w]+/, '') : 'dw_mediamanager_item_select';
274
275        opener[cb](edid, id, opts, dw_mediamanager.align);
276        if (!dw_mediamanager.keepopen) {
277            window.close();
278        }
279        opener.focus();
280        return false;
281    },
282
283
284    /**
285     * Prefills the wikiname.
286     *
287     * @author Andreas Gohr <andi@splitbrain.org>
288     */
289    suggest: function () {
290        var $file, $name, text;
291
292        $file = jQuery(this);
293        $name = jQuery('#upload__name');
294
295        if ($name.val() != '') return;
296
297        if (!$file.length || !$name.length) {
298            return;
299        }
300
301        text = $file.val();
302        text = text.substr(text.lastIndexOf('/') + 1);
303        text = text.substr(text.lastIndexOf('\\') + 1);
304        $name.val(text);
305    },
306
307    /**
308     * list the content of a namespace using AJAX
309     *
310     * @author Andreas Gohr <andi@splitbrain.org>
311     * @author Pierre Spring <pierre.spring@caillou.ch>
312     */
313    list: function (event) {
314        var $link, $content, params;
315
316        if (event) {
317            event.preventDefault();
318        }
319
320        jQuery('div.success, div.info, div.error, div.notify').remove();
321
322        $link = jQuery(this);
323
324        //popup
325        $content = jQuery('#media__content');
326
327        if ($content.length === 0) {
328            //fullscreen media manager
329            $content = jQuery('div.filelist');
330
331            if ($link.hasClass('idx_dir')) {
332                //changing namespace
333                jQuery('div.file').empty();
334                jQuery('div.namespaces .selected').removeClass('selected');
335                $link.addClass('selected');
336            }
337        }
338
339        params = 'call=medialist&';
340
341        if ($link[0].search) {
342            params += $link[0].search.substr(1);
343        } else if ($link.is('form')) {
344            params += dw_mediamanager.form_params($link);
345        } else if ($link.closest('form').length > 0) {
346            params += dw_mediamanager.form_params($link.closest('form'));
347        }
348
349        // fetch the subtree
350        dw_mediamanager.update_content($content, params);
351    },
352
353    /**
354     * Returns form parameters
355     *
356     * @author Kate Arzamastseva <pshns@ukr.net>
357     */
358    form_params: function ($form) {
359        if (!$form.length) return;
360
361        var action = '';
362        var i = $form[0].action.indexOf('?');
363        if (i >= 0) {
364            action = $form[0].action.substr(i + 1);
365        }
366        return action + '&' + $form.serialize();
367    },
368
369    set_fileview_list: function (new_type) {
370        dw_mediamanager.set_fileview_opt(['list', 'listType', function (new_type) {
371            jQuery('div.filelist div.panelContent ul')
372                .toggleClass('rows', new_type === 'rows')
373                .toggleClass('thumbs', new_type === 'thumbs');
374        }], new_type);
375
376        // FIXME: Move to onchange handler (opt[2])?
377        dw_mediamanager.resize();
378    },
379
380    set_fileview_sort: function (new_sort) {
381        dw_mediamanager.set_fileview_opt(['sort', 'sortBy', function (new_sort) {
382            // FIXME
383        }], new_sort);
384    },
385
386    set_fileview_opt: function (opt, new_val) {
387        if (typeof new_val === 'undefined') {
388            new_val = jQuery('form.options li.' + opt[1] + ' input')
389                .filter(':checked').val();
390            // if new_val is still undefined (because form.options is not in active tab), set to most spacious option
391            if (typeof new_val === 'undefined') {
392                new_val = 'thumbs';
393            }
394        }
395
396        if (new_val !== dw_mediamanager.view_opts[opt[0]]) {
397            opt[2](new_val);
398
399            DokuCookie.setValue(opt[0], new_val);
400
401            dw_mediamanager.view_opts[opt[0]] = new_val;
402        }
403    },
404
405    /**
406     * Lists the content of the right column (image details) using AJAX
407     *
408     * @author Kate Arzamastseva <pshns@ukr.net>
409     */
410    details: function (event) {
411        var $link, $content, params, update_list;
412        $link = jQuery(this);
413        event.preventDefault();
414
415        jQuery('div.success, div.info, div.error, div.notify').remove();
416
417        if ($link[0].id == 'mediamanager__btn_delete' && !confirm(LANG.del_confirm)) {
418            return false;
419        }
420        if ($link[0].id == 'mediamanager__btn_restore' && !confirm(LANG.restore_confirm)) {
421            return false;
422        }
423
424        $content = jQuery('div.file');
425        params = 'call=mediadetails&';
426
427        if ($link[0].search) {
428            params += $link[0].search.substr(1);
429        } else if ($link.is('form')) {
430            params += dw_mediamanager.form_params($link);
431        } else if ($link.closest('form').length > 0) {
432            params += dw_mediamanager.form_params($link.closest('form'));
433        }
434
435        update_list = ($link[0].id == 'mediamanager__btn_delete' ||
436        $link[0].id == 'mediamanager__btn_restore');
437
438        dw_mediamanager.update_content($content, params, update_list);
439    },
440
441    update_content: function ($content, params, update_list) {
442        var $container;
443
444        jQuery.post(
445            DOKU_BASE + 'lib/exe/ajax.php',
446            params,
447            function (data) {
448                dw_mediamanager.$resizables().resizable('destroy');
449
450                if (update_list) {
451                    dw_mediamanager.list.call(jQuery('#mediamanager__page').find('form.options button[type="submit"]')[0]);
452                }
453
454                $content.html(data);
455
456                dw_mediamanager.prepare_content($content);
457                dw_mediamanager.updatehide();
458
459                dw_mediamanager.update_resizable();
460                dw_behaviour.revisionBoxHandler();
461
462                // Make sure that the list view style stays the same
463                dw_mediamanager.set_fileview_list(dw_mediamanager.view_opts.list);
464
465                dw_mediamanager.image_diff();
466                dw_mediamanager.init_ajax_uploader();
467                dw_mediamanager.init_options();
468
469            },
470            'html'
471        );
472        $container = $content.find('div.panelContent');
473        if ($container.length === 0) {
474            $container = $content;
475        }
476        $container.html('<img src="' + DOKU_BASE + 'lib/images/loading.gif" alt="..." class="load" />');
477    },
478
479    window_resize: function () {
480        dw_mediamanager.resize();
481
482        dw_mediamanager.opacity_slider();
483        dw_mediamanager.portions_slider();
484    },
485
486    $resizables: function () {
487        return jQuery('#mediamanager__page').find('div.namespaces, div.filelist');
488    },
489
490    /**
491     * Updates mediamanager layout
492     *
493     * @author Kate Arzamastseva <pshns@ukr.net>
494     */
495    update_resizable: function () {
496        var $resizables = dw_mediamanager.$resizables();
497
498        $resizables.resizable({
499            handles: (jQuery('html[dir=rtl]').length ? 'w' : 'e'),
500            resize: function (event, ui) {
501                var $page = jQuery('#mediamanager__page');
502                var widthFull = $page.width();
503                var widthResizables = 0;
504                $resizables.each(function () {
505                    widthResizables += jQuery(this).width();
506                });
507                var $filePanel = $page.find('div.panel.file');
508
509                // set max width of resizable column
510                var widthOtherResizable = widthResizables - jQuery(this).width();
511                var minWidthNonResizable = parseFloat($filePanel.css("min-width"));
512                var maxWidth = widthFull - (widthOtherResizable + minWidthNonResizable) - 1;
513                $resizables.resizable("option", "maxWidth", maxWidth);
514
515                // width of file panel in % = 100% - width of resizables in %
516                // this calculates with 99.9 and not 100 to overcome rounding errors
517                var relWidthNonResizable = 99.9 - (100 * widthResizables / widthFull);
518                // set width of file panel
519                $filePanel.width(relWidthNonResizable + '%');
520
521                dw_mediamanager.resize();
522
523                dw_mediamanager.opacity_slider();
524                dw_mediamanager.portions_slider();
525            }
526        });
527
528        dw_mediamanager.resize();
529    },
530
531    resize: function () {
532        var $contents = jQuery('#mediamanager__page').find('div.panelContent'),
533            height = jQuery(window).height() - jQuery(document.body).height() +
534                Math.max.apply(null, jQuery.map($contents, function (v) {
535                    return jQuery(v).height();
536                }));
537
538        // If the screen is too small, don’t try to resize
539        if (height < dw_mediamanager.minHeights[dw_mediamanager.view_opts.list]) {
540            $contents.add(dw_mediamanager.$resizables()).height('auto');
541        } else {
542            $contents.height(height);
543            dw_mediamanager.$resizables().each(function () {
544                var $this = jQuery(this);
545                $this.height(height + $this.find('div.panelContent').offset().top - $this.offset().top);
546            });
547        }
548    },
549
550    /**
551     * Prints 'select' for image difference representation type
552     *
553     * @author Kate Arzamastseva <pshns@ukr.net>
554     */
555    image_diff: function () {
556        if (jQuery('#mediamanager__difftype').length) return;
557
558        var $form = jQuery('#mediamanager__form_diffview');
559        if (!$form.length) return;
560
561        var $label = jQuery(document.createElement('label'));
562        $label.append('<span>' + LANG.media_diff + '</span> ');
563        var $select = jQuery(document.createElement('select'))
564            .attr('id', 'mediamanager__difftype')
565            .attr('name', 'difftype')
566            .change(dw_mediamanager.change_diff_type);
567        $select.append(new Option(LANG.media_diff_both, "both"));
568        $select.append(new Option(LANG.media_diff_opacity, "opacity"));
569        $select.append(new Option(LANG.media_diff_portions, "portions"));
570        $label.append($select);
571        $form.append($label);
572
573        // for IE
574        var select = document.getElementById('mediamanager__difftype');
575        select.options[0].text = LANG.media_diff_both;
576        select.options[1].text = LANG.media_diff_opacity;
577        select.options[2].text = LANG.media_diff_portions;
578    },
579
580    /**
581     * Handles selection of image difference representation type
582     *
583     * @author Kate Arzamastseva <pshns@ukr.net>
584     */
585    change_diff_type: function () {
586        var $select = jQuery('#mediamanager__difftype');
587        var $content = jQuery('#mediamanager__diff');
588
589        var params = dw_mediamanager.form_params($select.closest('form')) + '&call=mediadiff';
590        jQuery.post(
591            DOKU_BASE + 'lib/exe/ajax.php',
592            params,
593            function (data) {
594                $content.html(data);
595                dw_mediamanager.portions_slider();
596                dw_mediamanager.opacity_slider();
597            },
598            'html'
599        );
600    },
601
602    /**
603     * Sets options for opacity diff slider
604     *
605     * @author Kate Arzamastseva <pshns@ukr.net>
606     */
607    opacity_slider: function () {
608        var $diff = jQuery("#mediamanager__diff");
609        var $slider = $diff.find("div.slider");
610        if (!$slider.length) return;
611
612        var $image = $diff.find('div.imageDiff.opacity div.image1 img');
613        if (!$image.length) return;
614        $slider.width($image.width() - 20);
615
616        $slider.slider();
617        $slider.slider("option", "min", 0);
618        $slider.slider("option", "max", 0.999);
619        $slider.slider("option", "step", 0.001);
620        $slider.slider("option", "value", 0.5);
621        $slider.on("slide", function (event, ui) {
622            jQuery('#mediamanager__diff').find('div.imageDiff.opacity div.image2 img').css({opacity: $slider.slider("option", "value")});
623        });
624    },
625
626    /**
627     * Sets options for red line diff slider
628     *
629     * @author Kate Arzamastseva <pshns@ukr.net>
630     */
631    portions_slider: function () {
632        var $diff = jQuery("#mediamanager__diff");
633        if (!$diff.length) return;
634
635        var $image1 = $diff.find('div.imageDiff.portions div.image1 img');
636        var $image2 = $diff.find('div.imageDiff.portions div.image2 img');
637        if (!$image1.length || !$image2.length) return;
638
639        $diff.width('100%');
640        $image2.parent().width('97%');
641        $image1.width('100%');
642        $image2.width('100%');
643
644        if ($image1.width() < $diff.width()) {
645            $diff.width($image1.width());
646        }
647
648        $image2.parent().width('50%');
649        $image2.width($image1.width());
650        $image1.width($image1.width());
651
652        var $slider = $diff.find("div.slider");
653        if (!$slider.length) return;
654        $slider.width($image1.width() - 20);
655
656        $slider.slider();
657        $slider.slider("option", "min", 0);
658        $slider.slider("option", "max", 97);
659        $slider.slider("option", "step", 1);
660        $slider.slider("option", "value", 50);
661        $slider.on("slide", function (event, ui) {
662            jQuery('#mediamanager__diff').find('div.imageDiff.portions div.image2').css({width: $slider.slider("option", "value") + '%'});
663        });
664    },
665
666    /**
667     * Parse a URI query string to an associative array
668     *
669     * @author Kate Arzamastseva <pshns@ukr.net>
670     */
671    params_toarray: function (str) {
672        var vars = [], hash;
673        var hashes = str.split('&');
674        for (var i = 0; i < hashes.length; i++) {
675            hash = hashes[i].split('=');
676            vars[decodeURIComponent(hash[0])] = decodeURIComponent(hash[1]);
677        }
678        return vars;
679    },
680
681    init_ajax_uploader: function () {
682        if (!jQuery('#mediamanager__uploader').length) return;
683        if (jQuery('.qq-upload-list').length) return;
684
685        var params = dw_mediamanager.form_params(jQuery('#dw__upload')) + '&call=mediaupload';
686        params = dw_mediamanager.params_toarray(params);
687
688        var uploader = new qq.FileUploaderExtended({
689            element: document.getElementById('mediamanager__uploader'),
690            action: DOKU_BASE + 'lib/exe/ajax.php',
691            params: params
692        });
693    },
694
695    prepare_content: function ($content) {
696        // hide syntax example
697        $content.find('div.example:visible').hide();
698    },
699
700    /**
701     * shows the popup for a image link
702     */
703    select: function (event) {
704        var $link, id, dot, ext;
705
706        event.preventDefault();
707
708        $link = jQuery(this);
709        id = $link.attr('id').substr(2);
710
711        if (!opener) {
712            // if we don't run in popup display example
713            // the id's are a bit wierd and jQuery('#ex_wiki_dokuwiki-128.png')
714            // will not be found by Sizzle (the CSS Selector Engine
715            // used by jQuery), hence the document.getElementById() call
716            jQuery(document.getElementById('ex_' + id.replace(/:/g, '_').replace(/^_/, ''))).dw_toggle();
717            return;
718        }
719
720        dw_mediamanager.ext = false;
721        dot = id.lastIndexOf(".");
722
723        if (-1 === dot) {
724            dw_mediamanager.insert(id);
725            return;
726        }
727
728        ext = id.substr(dot);
729
730        if ({'.jpg': 1, '.jpeg': 1, '.png': 1, '.gif': 1, '.swf': 1}[ext] !== 1) {
731            dw_mediamanager.insert(id);
732            return;
733        }
734
735        // remove old callback from the insert button and set the new one.
736        var $sendbtn = jQuery('#media__sendbtn');
737        $sendbtn.off().click(bind(dw_mediamanager.insert, id));
738
739        dw_mediamanager.unforbid('ext');
740        if (ext === '.swf') {
741            dw_mediamanager.ext = 'swf';
742            dw_mediamanager.forbid('ext', {
743                link: ['1', '2'],
744                size: ['4']
745            });
746        } else {
747            dw_mediamanager.ext = 'img';
748        }
749
750        // Set to defaults
751        dw_mediamanager.setOpt('link');
752        dw_mediamanager.setOpt('align');
753        dw_mediamanager.setOpt('size');
754
755        // toggle buttons for detail and linked image, original size
756        jQuery('#media__linkbtn1, #media__linkbtn2, #media__sizebtn4')
757            .toggle(dw_mediamanager.ext === 'img');
758
759        dw_mediamanager.$popup.dialog('open');
760
761        $sendbtn.focus();
762    },
763
764    /**
765     * Deletion confirmation dialog to the delete buttons.
766     *
767     * @author Michael Klier <chi@chimeric.de>
768     * @author Pierre Spring <pierre.spring@caillou.ch>
769     */
770    confirmattach: function (e) {
771        if (!confirm(LANG.del_confirm + "\n" + jQuery(this).attr('title'))) {
772            e.preventDefault();
773        }
774    },
775
776    /**
777     * Creates checkboxes for additional options
778     *
779     * @author Andreas Gohr <andi@splitbrain.org>
780     * @author Pierre Spring <pierre.spring@caillou.ch>
781     */
782    attachoptions: function () {
783        var $obj, opts;
784
785        $obj = jQuery('#media__opts');
786        if ($obj.length === 0) {
787            return;
788        }
789
790        opts = [];
791        // keep open
792        if (opener) {
793            opts.push(['keepopen', 'keepopen']);
794        }
795        opts.push(['hide', 'hidedetails']);
796
797        jQuery.each(opts,
798            function (_, opt) {
799                var $box, $lbl;
800                $box = jQuery(document.createElement('input'))
801                    .attr('type', 'checkbox')
802                    .attr('id', 'media__' + opt[0])
803                    .click(bind(dw_mediamanager.toggleOption, opt[0]));
804
805                if (DokuCookie.getValue(opt[0])) {
806                    $box.prop('checked', true);
807                    dw_mediamanager[opt[0]] = true;
808                }
809
810                $lbl = jQuery(document.createElement('label'))
811                    .attr('for', 'media__' + opt[0])
812                    .text(LANG[opt[1]]);
813
814                $obj.append($box, $lbl, document.createElement('br'));
815            });
816
817        dw_mediamanager.updatehide();
818    },
819
820    /**
821     * Generalized toggler
822     *
823     * @author Pierre Spring <pierre.spring@caillou.ch>
824     */
825    toggleOption: function (variable) {
826        if (jQuery(this).prop('checked')) {
827            DokuCookie.setValue(variable, 1);
828            dw_mediamanager[variable] = true;
829        } else {
830            DokuCookie.setValue(variable, '');
831            dw_mediamanager[variable] = false;
832        }
833        if (variable === 'hide') {
834            dw_mediamanager.updatehide();
835        }
836    },
837
838    /**
839     * Sets the visibility of the image details accordingly to the
840     * chosen hide state
841     *
842     * @author Andreas Gohr <andi@splitbrain.org>
843     */
844    updatehide: function () {
845        jQuery('#media__content').find('div.detail').dw_toggle(!dw_mediamanager.hide);
846    },
847
848    /**
849     * set media insertion option
850     *
851     * @author Dominik Eckelmann <eckelmann@cosmocode.de>
852     */
853    setOpt: function (opt, e) {
854        var val, i;
855        if (typeof e !== 'undefined') {
856            val = this.id.substring(this.id.length - 1);
857        } else {
858            val = dw_mediamanager.getOpt(opt);
859        }
860
861        if (val === false) {
862            DokuCookie.setValue(opt, '');
863            dw_mediamanager[opt] = false;
864            return;
865        }
866
867        if (opt === 'link') {
868            if (val !== '4' && dw_mediamanager.link === '4') {
869                dw_mediamanager.unforbid('linkonly');
870                dw_mediamanager.setOpt('align');
871                dw_mediamanager.setOpt('size');
872            } else if (val === '4') {
873                dw_mediamanager.forbid('linkonly', {align: false, size: false});
874            }
875
876            jQuery("#media__size, #media__align").dw_toggle(val !== '4');
877        }
878
879        DokuCookie.setValue(opt, val);
880        dw_mediamanager[opt] = val;
881
882        for (i = 1; i <= 4; i++) {
883            jQuery("#media__" + opt + "btn" + i).removeClass('selected');
884        }
885        jQuery('#media__' + opt + 'btn' + val).addClass('selected');
886    },
887
888    unforbid: function (group) {
889        delete dw_mediamanager.forbidden_opts[group];
890    },
891
892    forbid: function (group, forbids) {
893        dw_mediamanager.forbidden_opts[group] = forbids;
894    },
895
896    allowedOpt: function (opt, val) {
897        var ret = true;
898        jQuery.each(dw_mediamanager.forbidden_opts,
899            function (_, forbids) {
900                ret = forbids[opt] !== false &&
901                    jQuery.inArray(val, forbids[opt]) === -1;
902                return ret;
903            });
904        return ret;
905    },
906
907    getOpt: function (opt) {
908        var allowed = bind(dw_mediamanager.allowedOpt, opt);
909
910        // Current value
911        if (dw_mediamanager[opt] !== false && allowed(dw_mediamanager[opt])) {
912            return dw_mediamanager[opt];
913        }
914
915        // From cookie
916        if (DokuCookie.getValue(opt) && allowed(DokuCookie.getValue(opt))) {
917            return DokuCookie.getValue(opt);
918        }
919
920        // size default
921        if (opt === 'size' && allowed('2')) {
922            return '2';
923        }
924
925        // Whatever is allowed, and be it false
926        return jQuery.grep(['1', '2', '3', '4'], allowed)[0] || false;
927    }
928};
929
930/**
931 * Default implementation for the media manager's select action
932 *
933 * Can be overriden with the onselect URL parameter. Is called on the opener context
934 *
935 * @param {string} edid
936 * @param {string} mediaid
937 * @param {string} opts
938 * @param {string} align [none, left, center, right]
939 */
940function dw_mediamanager_item_select(edid, mediaid, opts, align) {
941    var alignleft = '';
942    var alignright = '';
943    if (align !== '1') {
944        alignleft = align === '2' ? '' : ' ';
945        alignright = align === '4' ? '' : ' ';
946    }
947
948    insertTags(edid, '{{' + alignleft + mediaid + opts + alignright + '|', '}}', '');
949}
950
951jQuery(dw_mediamanager.init);
952