xref: /dokuwiki/lib/scripts/media.js (revision 68ef894250134bcd8eec98765592c6564bc7e759) 
1/*jslint white: true, onevar: true, undef: true, nomen: true, eqeqeq: true, plusplus: true, bitwise: true, regexp: false, strict: true, newcap: true, immed: true, sloppy: true, browser: true */
2/*global jQuery, DOKU_BASE, LANG, bind, DokuCookie, opener, confirm*/
3
4/**
5 * JavaScript functionality for the media management popup
6 *
7 * @author Andreas Gohr <andi@splitbrain.org>
8 * @author Pierre Spring <pierre.spring@caillou.ch>
9 */
10
11var dw_mediamanager = {
12    keepopen: false,
13    hide: false,
14    popup: false,
15    display: false,
16    ext: false,
17    $popup: null,
18
19    // Image insertion opts
20    align: false,
21    link: false,
22    size: false,
23    forbidden_opts: {},
24
25    init: function () {
26        var $content, $tree;
27        $content = jQuery('#media__content');
28        $tree    = jQuery('#media__tree');
29
30        dw_mediamanager.prepare_content($content);
31
32        dw_mediamanager.attachoptions();
33        dw_mediamanager.initpopup();
34
35        // add the action to autofill the "upload as" field
36        $content.delegate('#upload__file', 'change', dw_mediamanager.suggest)
37                // Attach the image selector action to all links
38                .delegate('a.select', 'click', dw_mediamanager.select)
39                // Attach deletion confirmation dialog to the delete buttons
40                .delegate('#media__content a.btn_media_delete', 'click',
41                          dw_mediamanager.confirmattach);
42
43        $tree.dw_tree({toggle_selector: 'img',
44                       load_data: function (show_sublist, $clicky) {
45                           // get the enclosed link (is always the first one)
46                           var $link = $clicky.parent().find('div.li a.idx_dir');
47
48                           jQuery.post(
49                               DOKU_BASE + 'lib/exe/ajax.php',
50                               $link[0].search.substr(1) + '&call=medians',
51                               show_sublist,
52                               'html'
53                           );
54                       },
55
56                       toggle_display: function ($clicky, opening) {
57                           $clicky.attr('src',
58                                        DOKU_BASE + 'lib/images/' +
59                                        (opening ? 'minus' : 'plus') + '.gif');
60                       }});
61        $tree.delegate('a', 'click', dw_mediamanager.list);
62
63        jQuery('#mediamanager__layout_list').delegate('#mediamanager__tabs_files a', 'click', dw_mediamanager.list)
64            .delegate('#mediamanager__tabs_list a', 'click', dw_mediamanager.list_view)
65            .delegate('#mediamanager__file_list a', 'click', dw_mediamanager.details)
66            .delegate('#dw__mediasearch', 'submit', dw_mediamanager.list)
67            .delegate('#upload__file', 'change', dw_mediamanager.suggest);
68
69        jQuery('#mediamanager__layout_detail').delegate('#mediamanager__tabs_details a', 'click', dw_mediamanager.details)
70            .delegate('#mediamanager__btn_update', 'submit', dw_mediamanager.list)
71            .delegate('#page__revisions', 'submit', dw_mediamanager.details)
72            .delegate('#page__revisions a', 'click', dw_mediamanager.details)
73            .delegate('#mediamanager__save_meta', 'submit', dw_mediamanager.details)
74            .delegate('#mediamanager__btn_delete', 'submit', dw_mediamanager.details)
75            .delegate('#mediamanager__btn_restore', 'submit', dw_mediamanager.details);
76
77    },
78
79    /**
80     * build the popup window
81     *
82     * @author Dominik Eckelmann <eckelmann@cosmocode.de>
83     */
84    initpopup: function () {
85        var opts, $insp, $insbtn;
86
87        dw_mediamanager.$popup = jQuery(document.createElement('div'))
88                 .attr('id', 'media__popup_content')
89                 .dialog({autoOpen: false, width: 280, modal: true,
90                          draggable: true, title: LANG.mediatitle,
91                          resizable: false});
92
93        opts = [{id: 'link', label: LANG.mediatarget,
94                 btns: ['lnk', 'direct', 'nolnk', 'displaylnk']},
95                {id: 'align', label: LANG.mediaalign,
96                 btns: ['noalign', 'left', 'center', 'right']},
97                {id: 'size', label: LANG.mediasize,
98                 btns: ['small', 'medium', 'large', 'original']}
99               ];
100
101        jQuery.each(opts, function (_, opt) {
102            var $p, $l;
103            $p = jQuery(document.createElement('p'))
104                 .attr('id', 'media__' + opt.id);
105
106            if (dw_mediamanager.display === "2") {
107                $p.hide();
108            }
109
110            $l = jQuery(document.createElement('label'))
111                 .text(opt.label);
112            $p.append($l);
113
114            jQuery.each(opt.btns, function (i, text) {
115                var $btn, $img;
116                $btn = jQuery(document.createElement('button'))
117                       .addClass('button')
118                       .attr('id', "media__" + opt.id + "btn" + (i + 1))
119                       .attr('title', LANG['media' + text])
120                       .click(bind(dw_mediamanager.setOpt, opt.id));
121
122                $img = jQuery(document.createElement('img'))
123                       .attr('src', DOKU_BASE + 'lib/images/media_' +
124                                    opt.id + '_' + text + '.png');
125
126                $btn.append($img);
127                $p.append($btn);
128            });
129
130            dw_mediamanager.$popup.append($p);
131        });
132
133        // insert button
134        $insp = jQuery(document.createElement('p'))
135                .addClass('btnlbl');
136        dw_mediamanager.$popup.append($insp);
137
138        $insbtn = jQuery(document.createElement('input'))
139                  .attr('id', 'media__sendbtn')
140                  .attr('type', 'button')
141                  .addClass('button')
142                  .val(LANG.mediainsert);
143        $insp.append($insbtn);
144    },
145
146    /**
147     * Insert the clicked image into the opener's textarea
148     *
149     * @author Andreas Gohr <andi@splitbrain.org>
150     * @author Dominik Eckelmann <eckelmann@cosmocode.de>
151     * @author Pierre Spring <pierre.spring@caillou.ch>
152     */
153    insert: function () {
154        var opts, alignleft, alignright, edid, s;
155
156        // set syntax options
157        dw_mediamanager.$popup.dialog('close');
158
159        opts = '';
160        alignleft = '';
161        alignright = '';
162
163        if ({img: 1, swf: 1}[dw_mediamanager.ext] === 1) {
164
165            if (dw_mediamanager.link === '4') {
166                    opts = '?linkonly';
167            } else {
168
169                if (dw_mediamanager.link === "3" && dw_mediamanager.ext === 'img') {
170                    opts = '?nolink';
171                } else if (dw_mediamanager.link === "2" && dw_mediamanager.ext === 'img') {
172                    opts = '?direct';
173                }
174
175                s = parseInt(dw_mediamanager.size, 10);
176
177                if (s && s >= 1 && s < 4) {
178                    opts += (opts.length)?'&':'?';
179                    opts += dw_mediamanager.size + '00';
180                    if (dw_mediamanager.ext === 'swf') {
181                        switch (s) {
182                        case 1:
183                            opts += 'x62';
184                            break;
185                        case 2:
186                            opts += 'x123';
187                            break;
188                        case 3:
189                            opts += 'x185';
190                            break;
191                        }
192                    }
193                }
194                alignleft = dw_mediamanager.align === '2' ? '' : ' ';
195                alignright = dw_mediamanager.align === '4' ? '' : ' ';
196            }
197        }
198        edid = String.prototype.match.call(document.location, /&edid=([^&]+)/);
199        opener.insertTags(edid ? edid[1] : 'wiki__text',
200                          '{{'+alignleft+id+opts+alignright+'|','}}','');
201
202        if(!dw_mediamanager.keepopen) {
203            window.close();
204        }
205        opener.focus();
206        return false;
207    },
208
209    /**
210     * Prefills the wikiname.
211     *
212     * @author Andreas Gohr <andi@splitbrain.org>
213     */
214    suggest: function(){
215        var $file, $name, text;
216
217        $file = jQuery(this);
218        $name = jQuery('#upload__name');
219
220        if ($name.val() != '') return;
221
222        if(!$file.length || !$name.length) {
223            return;
224        }
225
226        text = $file.val();
227        text = text.substr(text.lastIndexOf('/')+1);
228        text = text.substr(text.lastIndexOf('\\')+1);
229        $name.val(text);
230    },
231
232    /**
233     * list the content of a namespace using AJAX
234     *
235     * @author Andreas Gohr <andi@splitbrain.org>
236     * @author Pierre Spring <pierre.spring@caillou.ch>
237     */
238    list: function (event) {
239        var $link, $content, params;
240        $link = jQuery(this);
241
242        event.preventDefault();
243
244        jQuery('div.success, div.info, div.error, div.notify').remove();
245
246        if (document.getElementById('media__content')) {
247            //popup
248            $content = jQuery('#media__content');
249            $content.html('<img src="' + DOKU_BASE + 'lib/images/loading.gif" alt="..." class="load" />');
250
251        } else {
252            //fullscreen media manager
253            $content = jQuery('#mediamanager__layout_list');
254
255            if ($link.hasClass('idx_dir')) {
256                //changing namespace
257                jQuery('#mediamanager__layout_detail').empty();
258                jQuery('#media__tree .selected').each(function(){
259                    jQuery(this).removeClass('selected');
260                });
261                $link.addClass('selected');
262            }
263
264            jQuery('.scroll-container', $content).html('<img src="' + DOKU_BASE + 'lib/images/loading.gif" alt="..." class="load" />');
265        }
266
267        params = '';
268
269        if ($link[0].search) {
270            params = $link[0].search.substr(1)+'&call=medialist';
271        } else if ($link[0].action) {
272            params = dw_mediamanager.form_params($link)+'&call=medialist';
273        }
274
275        // fetch the subtree
276        dw_mediamanager.update_content($content, params);
277
278    },
279
280     /**
281     * Returns form parameters
282     *
283     * @author Kate Arzamastseva <pshns@ukr.net>
284     */
285    form_params: function ($form) {
286        var elements = $form.serialize();
287        var action = '';
288        var i = $form[0].action.indexOf('?');
289        if (i >= 0) action = $form[0].action.substr(i+1);
290        return elements+'&'+action;
291    },
292
293     /**
294     * Changes view of media files list
295     *
296     * @author Kate Arzamastseva <pshns@ukr.net>
297     */
298    list_view: function (event) {
299        var $link, $content;
300        $link = jQuery(this);
301
302        event.preventDefault();
303
304        $content = jQuery('#mediamanager__file_list');
305
306        if ($link[0].id == 'mediamanager__link_thumbs') {
307            $content.removeClass('mediamanager-list');
308            $content.addClass('mediamanager-thumbs');
309
310        } else if ($link[0].id == 'mediamanager__link_list') {
311            $content.removeClass('mediamanager-thumbs');
312            $content.addClass('mediamanager-list');
313        }
314    },
315
316     /**
317     * Lists the content of the right column (image details) using AJAX
318     *
319     * @author Kate Arzamastseva <pshns@ukr.net>
320     */
321    details: function (event) {
322        var $link, $content, params, update_list;
323        $link = jQuery(this);
324
325        event.preventDefault();
326
327        jQuery('div.success, div.info, div.error, div.notify').remove();
328
329        if ($link[0].id == 'mediamanager__btn_delete' && !confirm(LANG['del_confirm'])) return false;
330        if ($link[0].id == 'mediamanager__btn_restore' && !confirm(LANG['restore_confirm'])) return false;
331
332        $content = jQuery('#mediamanager__layout_detail');
333        if (jQuery('.scroll-container', $content).length) {
334            jQuery('.scroll-container', $content).html('<img src="' + DOKU_BASE + 'lib/images/loading.gif" alt="..." class="load" />');
335        } else {
336            jQuery($content).html('<img src="' + DOKU_BASE + 'lib/images/loading.gif" alt="..." class="load" />');
337        }
338
339        params = '';
340
341        if ($link[0].search) {
342            params = $link[0].search.substr(1)+'&call=mediadetails';
343        } else {
344            params = dw_mediamanager.form_params($link)+'&call=mediadetails';
345        }
346
347        dw_mediamanager.update_content($content, params);
348
349        update_list = ($link[0].id == 'mediamanager__btn_delete' || $link[0].id == 'mediamanager__btn_restore');
350        if (update_list) {
351            var $link1, $content1, params1;
352            $link1 = jQuery('a.files');
353            params1 = $link1[0].search.substr(1)+'&call=medialist';
354            $content1 = jQuery('#mediamanager__layout_list');
355            jQuery('.scroll-container', $content1).html('<img src="' + DOKU_BASE + 'lib/images/loading.gif" alt="..." class="load" />');
356
357            dw_mediamanager.update_content($content1, params1);
358        }
359    },
360
361    update_content: function ($content, params) {
362        jQuery.post(
363            DOKU_BASE + 'lib/exe/ajax.php',
364            params,
365            function (data) {
366                jQuery('.ui-resizable').each(function(){
367                    jQuery(this).resizable('destroy');
368                });
369
370                $content.html(data);
371                dw_mediamanager.prepare_content($content);
372                dw_mediamanager.updatehide();
373                dw_mediamanager.update_resizable(0);
374                dw_mediamanager.opacity_slider();
375                dw_mediamanager.portions_slider();
376
377            },
378            'html'
379        );
380    },
381
382    update_resizable: function (count_width) {
383        jQuery(".layout").resizable({ handles: 'e' });
384        jQuery(".layout").bind("resize", function(event, ui) {
385            var w = 0;
386            jQuery(".layout").each(function() {
387                w += jQuery(this).width();
388            });
389            jQuery('#id-mediamanager-layout').width(w+30);
390        });
391
392        var w = 0;
393        jQuery(".layout").each(function() {
394            if (count_width) jQuery(this).width(jQuery(this).width());
395            w += jQuery(this).width();
396        });
397        jQuery('#id-mediamanager-layout').width(w+30);
398
399        var windowHeight = jQuery(window).height();
400        var height = windowHeight - 300;
401        jQuery('.scroll-container').each(function (i) {
402            jQuery(this).height(height);
403        });
404    },
405
406    opacity_slider: function () {
407        var $slider = jQuery( "#mediamanager__opacity_slider" );
408        $slider.slider();
409        $slider.slider("option", "min", 0);
410        $slider.slider("option", "max", 0.999);
411        $slider.slider("option", "step", 0.001);
412        $slider.slider("option", "value", 0.5);
413        $slider.bind("slide", function(event, ui) {
414            jQuery('#mediamanager__diff_opacity_image2').css({ opacity: $slider.slider("option", "value")});
415        });
416    },
417
418    portions_slider: function () {
419        var $slider = jQuery( "#mediamanager__portions_slider" );
420        $slider.slider();
421        $slider.slider("option", "min", 0);
422        $slider.slider("option", "max", 100);
423        $slider.slider("option", "step", 1);
424        $slider.slider("option", "value", 50);
425        $slider.bind("slide", function(event, ui) {
426            jQuery('#mediamanager__diff_portions_image2').css({ width: $slider.slider("option", "value")+'%'});
427        });
428    },
429
430    prepare_content: function ($content) {
431        // hide syntax example
432        $content.find('div.example:visible').hide();
433        dw_mediamanager.initFlashUpload();
434    },
435
436    /**
437     * shows the popup for a image link
438     */
439    select: function(event){
440        var $link, id, dot, ext;
441
442        event.preventDefault();
443
444        $link = jQuery(this);
445        id = $link.attr('name').substr(2);
446
447        if(!opener){
448            // if we don't run in popup display example
449            // the id's are a bit wierd and jQuery('#ex_wiki_dokuwiki-128.png')
450            // will not be found by Sizzle (the CSS Selector Engine
451            // used by jQuery), hence the document.getElementById() call
452            jQuery(document.getElementById('ex_'+id.replace(/:/g,'_').replace(/^_/,''))).dw_toggle();
453            return;
454        }
455
456        dw_mediamanager.ext = false;
457        dot = id.lastIndexOf(".");
458
459        if (-1 === dot) {
460            dw_mediamanager.insert(id);
461            return;
462        }
463
464        ext = id.substr(dot);
465
466        if ({'.jpg':1, '.jpeg':1, '.png':1, '.gif':1, '.swf':1}[ext] !== 1) {
467            dw_mediamanager.insert(id);
468            return;
469        }
470
471        // remove old callback from the insert button and set the new one.
472        jQuery('#media__sendbtn').unbind().click(bind(dw_mediamanager.insert, id));
473
474        dw_mediamanager.unforbid('ext');
475        if (ext === '.swf') {
476            dw_mediamanager.ext = 'swf';
477            dw_mediamanager.forbid('ext', {link: ['1', '2'],
478                                           size: ['4']});
479        } else {
480            dw_mediamanager.ext = 'img';
481        }
482
483        // Set to defaults
484        dw_mediamanager.setOpt('link');
485        dw_mediamanager.setOpt('align');
486        dw_mediamanager.setOpt('size');
487
488        // toggle buttons for detail and linked image, original size
489        jQuery('#media__linkbtn1, #media__linkbtn2, #media__sizebtn4')
490            .toggle(dw_mediamanager.ext === 'img');
491
492        dw_mediamanager.$popup.dialog('open');
493
494        jQuery('#media__sendbtn').focus();
495    },
496
497    /**
498     * Deletion confirmation dialog to the delete buttons.
499     *
500     * @author Michael Klier <chi@chimeric.de>
501     * @author Pierre Spring <pierre.spring@caillou.ch>
502     */
503    confirmattach: function(e){
504        if(!confirm(LANG.del_confirm + "\n" + jQuery(this).attr('title'))) {
505            e.preventDefault();
506        }
507    },
508
509    /**
510     * Creates checkboxes for additional options
511     *
512     * @author Andreas Gohr <andi@splitbrain.org>
513     * @author Pierre Spring <pierre.spring@caillou.ch>
514     */
515    attachoptions: function(){
516        var $obj, opts;
517
518        $obj = jQuery('#media__opts');
519        if($obj.length === 0) {
520            return;
521        }
522
523        opts = [];
524        // keep open
525        if(opener){
526            opts.push(['keepopen', 'keepopen']);
527        }
528        opts.push(['hide', 'hidedetails']);
529
530        jQuery.each(opts,
531                    function(_, opt) {
532                        var $box, $lbl;
533                        $box = jQuery(document.createElement('input'))
534                                 .attr('type', 'checkbox')
535                                 .attr('id', 'media__' + opt[0])
536                                 .click(bind(dw_mediamanager.toggleOption,
537                                             opt[0]));
538
539                        if(DokuCookie.getValue(opt[0])){
540                            $box.prop('checked', true);
541                            dw_mediamanager[opt[0]] = true;
542                        }
543
544                        $lbl = jQuery(document.createElement('label'))
545                                 .attr('for', 'media__' + opt[0])
546                                 .text(LANG[opt[1]]);
547
548                        $obj.append($box, $lbl, document.createElement('br'));
549                    });
550
551        dw_mediamanager.updatehide();
552    },
553
554    /**
555     * Generalized toggler
556     *
557     * @author Pierre Spring <pierre.spring@caillou.ch>
558     */
559    toggleOption: function (variable) {
560        if (jQuery(this).prop('checked')) {
561            DokuCookie.setValue(variable, 1);
562            dw_mediamanager[variable] = true;
563        } else {
564            DokuCookie.setValue(variable, '');
565            dw_mediamanager[variable] = false;
566        }
567        if (variable === 'hide') {
568            dw_mediamanager.updatehide();
569        }
570    },
571
572    initFlashUpload: function () {
573        var $oform, $oflash;
574        if(!hasFlash(8)) {
575            return;
576        }
577
578        $oform  = jQuery('#dw__upload');
579        $oflash = jQuery('#dw__flashupload');
580
581        if(!$oform.length || !$oflash.length) {
582            return;
583        }
584
585        jQuery(document.createElement('img'))
586            .attr('src', DOKU_BASE+'lib/images/multiupload.png')
587            .attr('title', LANG.mu_btn)
588            .attr('alt', LANG.mu_btn)
589            .css('cursor', 'pointer')
590            .click(
591                function () {
592                    $oform.hide();
593                    $oflash.show();
594                }
595            )
596            .appendTo($oform);
597    },
598
599    /**
600     * Sets the visibility of the image details accordingly to the
601     * chosen hide state
602     *
603     * @author Andreas Gohr <andi@splitbrain.org>
604     */
605    updatehide: function(){
606        jQuery('#media__content div.detail').dw_toggle(!dw_mediamanager.hide);
607    },
608
609    /**
610     * set media insertion option
611     *
612     * @author Dominik Eckelmann <eckelmann@cosmocode.de>
613     */
614    setOpt: function(opt, e){
615        var val, i;
616        if (typeof e !== 'undefined') {
617            val = this.id.substring(this.id.length - 1);
618        } else {
619            val = dw_mediamanager.getOpt(opt);
620        }
621
622        if (val === false) {
623            DokuCookie.setValue(opt,'');
624            dw_mediamanager[opt] = false;
625            return;
626        }
627
628        if (opt === 'link') {
629            if (val !== '4' && dw_mediamanager.link === '4') {
630                dw_mediamanager.unforbid('linkonly');
631                dw_mediamanager.setOpt('align');
632                dw_mediamanager.setOpt('size');
633            } else if (val === '4') {
634                dw_mediamanager.forbid('linkonly', {align: false, size: false});
635            }
636
637            jQuery("#media__size, #media__align").dw_toggle(val !== '4');
638        }
639
640        DokuCookie.setValue(opt, val);
641        dw_mediamanager[opt] = val;
642
643        for (i = 1; i <= 4; i++) {
644            jQuery("#media__" + opt + "btn" + i).removeClass('selected');
645        }
646        jQuery('#media__' + opt + 'btn' + val).addClass('selected');
647    },
648
649    unforbid: function (group) {
650        delete dw_mediamanager.forbidden_opts[group];
651    },
652
653    forbid: function (group, forbids) {
654        dw_mediamanager.forbidden_opts[group] = forbids;
655    },
656
657    allowedOpt: function (opt, val) {
658        var ret = true;
659        jQuery.each(dw_mediamanager.forbidden_opts,
660                    function (_, forbids) {
661                        ret = forbids[opt] !== false &&
662                              jQuery.inArray(val, forbids[opt]) === -1;
663                        return ret;
664                    });
665        return ret;
666    },
667
668    getOpt: function (opt) {
669        var allowed = bind(dw_mediamanager.allowedOpt, opt);
670
671        // Current value
672        if (dw_mediamanager[opt] !== false && allowed(dw_mediamanager[opt])) {
673            return dw_mediamanager[opt];
674        }
675
676        // From cookie
677        if (DokuCookie.getValue(opt) && allowed(DokuCookie.getValue(opt))) {
678            return DokuCookie.getValue(opt);
679        }
680
681        // size default
682        if (opt === 'size' && allowed('2')) {
683            return '2';
684        }
685
686        // Whatever is allowed, and be it false
687        return jQuery.grep(['1', '2', '3', '4'], allowed)[0] || false;
688    }
689};
690
691// moved from helpers.js temporarily here
692/**
693 * Very simplistic Flash plugin check, probably works for Flash 8 and higher only
694 *
695 */
696function hasFlash(version){
697    var ver = 0, axo;
698    try{
699        if(navigator.plugins !== null && navigator.plugins.length > 0){
700           ver = navigator.plugins["Shockwave Flash"].description.split(' ')[2].split('.')[0];
701        }else{
702           axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash");
703           ver = axo.GetVariable("$version").split(' ')[1].split(',')[0];
704        }
705    }catch(e){ }
706
707    return ver >= version;
708}
709
710jQuery(document).ready(function() {
711    dw_mediamanager.update_resizable(1);
712    dw_mediamanager.opacity_slider();
713    dw_mediamanager.portions_slider();
714});
715
716jQuery(dw_mediamanager.init);
717