MDL-40266 improve emulate_bound_params() for mysqli
[moodle.git] / comment / comment.js
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1// This file is part of Moodle - http://moodle.org/
2//
3// Moodle is free software: you can redistribute it and/or modify
4// it under the terms of the GNU General Public License as published by
5// the Free Software Foundation, either version 3 of the License, or
6// (at your option) any later version.
7//
8// Moodle is distributed in the hope that it will be useful,
9// but WITHOUT ANY WARRANTY; without even the implied warranty of
10// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11// GNU General Public License for more details.
12//
13// You should have received a copy of the GNU General Public License
14// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
15
1bcb7eb5 16/**
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17 * Comment Helper
18 * @author Dongsheng Cai <dongsheng@moodle.com>
1bcb7eb5 19 */
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20M.core_comment = {
21 /**
22 * Initialize commenting system
23 */
3b01539c 24 init: function(Y, options) {
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25 var CommentHelper = function(args) {
26 CommentHelper.superclass.constructor.apply(this, arguments);
7e3b8265 27 };
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28 CommentHelper.NAME = "COMMENT";
29 CommentHelper.ATTRS = {
30 options: {},
31 lang: {}
32 };
33 Y.extend(CommentHelper, Y.Base, {
34 api: M.cfg.wwwroot+'/comment/comment_ajax.php',
35 initializer: function(args) {
36 var scope = this;
37 this.client_id = args.client_id;
38 this.itemid = args.itemid;
39 this.commentarea = args.commentarea;
7ade777c 40 this.component = args.component;
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41 this.courseid = args.courseid;
42 this.contextid = args.contextid;
99f2cd54 43 this.autostart = (args.autostart);
76951100 44 // expand comments?
99f2cd54 45 if (this.autostart) {
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46 this.view(args.page);
47 }
ef502357 48 // load comments
e1318715 49 var handle = Y.one('#comment-link-'+this.client_id);
034699d2 50 // hide toggle link
e1318715 51 if (handle) {
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52 if (args.notoggle) {
53 handle.setStyle('display', 'none');
54 }
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55 handle.on('click', function(e) {
56 e.preventDefault();
57 this.view(0);
58 return false;
59 }, this);
60 }
2d8732d1 61 scope.toggle_textarea(false);
4b201bc6 62 CommentHelper.confirmoverlay = new Y.Overlay({
7deb5107 63bodyContent: '<div class="comment-delete-confirm"><a href="#" id="confirmdelete-'+this.client_id+'">'+M.str.moodle.yes+'</a> <a href="#" id="canceldelete-'+this.client_id+'">'+M.str.moodle.no+'</a></div>',
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64 visible: false
65 });
66 CommentHelper.confirmoverlay.render(document.body);
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67 },
68 post: function() {
69 var ta = Y.one('#dlg-content-'+this.client_id);
70 var scope = this;
71 var value = ta.get('value');
2b728cb5 72 if (value && value != M.str.moodle.addcomment) {
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73 var params = {'content': value};
74 this.request({
75 action: 'add',
76 scope: scope,
77 params: params,
78 callback: function(id, obj, args) {
79 var scope = args.scope;
80 var cid = scope.client_id;
81 var ta = Y.one('#dlg-content-'+cid);
82 ta.set('value', '');
2d8732d1 83 scope.toggle_textarea(false);
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84 var container = Y.one('#comment-list-'+cid);
85 var result = scope.render([obj], true);
86 var newcomment = Y.Node.create(result.html);
87 container.appendChild(newcomment);
88 var ids = result.ids;
89 var linktext = Y.one('#comment-link-text-'+cid);
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90 if (linktext) {
91 linktext.set('innerHTML', M.str.moodle.comments + ' ('+obj.count+')');
92 }
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93 for(var i in ids) {
94 var attributes = {
95 color: { to: '#06e' },
96 backgroundColor: { to: '#FFE390' }
97 };
98 var anim = new YAHOO.util.ColorAnim(ids[i], attributes);
99 anim.animate();
100 }
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101 scope.register_pagination();
102 scope.register_delete_buttons();
adacb0fe 103 }
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104 }, true);
105 } else {
106 var attributes = {
107 backgroundColor: { from: '#FFE390', to:'#FFFFFF' }
108 };
109 var anim = new YAHOO.util.ColorAnim('dlg-content-'+cid, attributes);
110 anim.animate();
111 }
112 },
113 request: function(args, noloading) {
114 var params = {};
115 var scope = this;
116 if (args['scope']) {
117 scope = args['scope'];
118 }
119 //params['page'] = args.page?args.page:'';
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120 // the form element only accept certain file types
121 params['sesskey'] = M.cfg.sesskey;
122 params['action'] = args.action?args.action:'';
123 params['client_id'] = this.client_id;
124 params['itemid'] = this.itemid;
125 params['area'] = this.commentarea;
126 params['courseid'] = this.courseid;
127 params['contextid'] = this.contextid;
7ade777c 128 params['component'] = this.component;
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129 if (args['params']) {
130 for (i in args['params']) {
131 params[i] = args['params'][i];
adacb0fe 132 }
adacb0fe 133 }
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134 var cfg = {
135 method: 'POST',
136 on: {
137 complete: function(id,o,p) {
138 if (!o) {
139 alert('IO FATAL');
4b201bc6 140 return false;
ef502357 141 }
384ab39a 142 var data = Y.JSON.parse(o.responseText);
ef502357 143 if (data.error) {
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144 if (data.error == 'require_login') {
145 args.callback(id,data,p);
146 return true;
147 }
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148 alert(data.error);
149 return false;
150 } else {
151 args.callback(id,data,p);
152 return true;
153 }
7e7d2e64 154 }
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155 },
156 arguments: {
157 scope: scope
158 },
159 headers: {
b8438776 160 'Content-Type': 'application/x-www-form-urlencoded; charset=UTF-8'
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161 },
162 data: build_querystring(params)
163 };
164 if (args.form) {
165 cfg.form = args.form;
adacb0fe 166 }
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167 Y.io(this.api, cfg);
168 if (!noloading) {
169 this.wait();
170 }
171 },
172 render: function(list, newcmt) {
173 var ret = {};
174 ret.ids = [];
175 var template = Y.one('#cmt-tmpl');
176 var html = '';
177 for(var i in list) {
178 var htmlid = 'comment-'+list[i].id+'-'+this.client_id;
179 var val = template.get('innerHTML');
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180 if (list[i].profileurl) {
181 val = val.replace('___name___', '<a href="'+list[i].profileurl+'">'+list[i].fullname+'</a>');
182 } else {
183 val = val.replace('___name___', list[i].fullname);
184 }
ef502357 185 if (list[i]['delete']||newcmt) {
56f9a51b 186 list[i].content = '<div class="comment-delete"><a href="#" id ="comment-delete-'+this.client_id+'-'+list[i].id+'" title="'+M.str.moodle.deletecomment+'"><img alt="" src="'+M.util.image_url('t/delete', 'core')+'" /></a></div>' + list[i].content;
adacb0fe 187 }
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188 val = val.replace('___time___', list[i].time);
189 val = val.replace('___picture___', list[i].avatar);
190 val = val.replace('___content___', list[i].content);
191 val = '<li id="'+htmlid+'">'+val+'</li>';
192 ret.ids.push(htmlid);
193 html = (val+html);
adacb0fe 194 }
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195 ret.html = html;
196 return ret;
197 },
198 load: function(page) {
199 var scope = this;
200 var container = Y.one('#comment-ctrl-'+this.client_id);
201 var params = {
df796bf0 202 'action': 'get',
4b201bc6 203 'page': page
7e3b8265 204 };
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205 this.request({
206 scope: scope,
207 params: params,
208 callback: function(id, ret, args) {
209 var linktext = Y.one('#comment-link-text-'+scope.client_id);
034699d2 210 if (ret.count && linktext) {
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211 linktext.set('innerHTML', M.str.moodle.comments + ' ('+ret.count+')');
212 }
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213 var container = Y.one('#comment-list-'+scope.client_id);
214 var pagination = Y.one('#comment-pagination-'+scope.client_id);
215 if (ret.pagination) {
216 pagination.set('innerHTML', ret.pagination);
217 } else {
218 //empty paging bar
219 pagination.set('innerHTML', '');
adacb0fe 220 }
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221 if (ret.error == 'require_login') {
222 var result = {};
223 result.html = M.str.moodle.commentsrequirelogin;
224 } else {
225 var result = scope.render(ret.list);
226 }
ef502357 227 container.set('innerHTML', result.html);
4ef81b6c 228 var img = Y.one('#comment-img-'+scope.client_id);
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229 if (img) {
230 img.set('src', M.util.image_url('t/expanded', 'core'));
231 }
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232 args.scope.register_pagination();
233 args.scope.register_delete_buttons();
234 }
235 });
236 },
4c508047 237
bdf69389 238 dodelete: function(id) { // note: delete is a reserved word in javascript, chrome and safary do not like it at all here!
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239 var scope = this;
240 var params = {'commentid': id};
4b201bc6 241 scope.cancel_delete();
7deb5107 242 function remove_dom(type, anim, cmt) {
ef502357 243 cmt.remove();
adacb0fe 244 }
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245 this.request({
246 action: 'delete',
247 scope: scope,
248 params: params,
249 callback: function(id, resp, args) {
250 var htmlid= 'comment-'+resp.commentid+'-'+resp.client_id;
251 var attributes = {
252 width:{to:0},
253 height:{to:0}
254 };
255 var cmt = Y.one('#'+htmlid);
256 cmt.setStyle('overflow', 'hidden');
257 var anim = new YAHOO.util.Anim(htmlid, attributes, 1, YAHOO.util.Easing.easeOut);
258 anim.onComplete.subscribe(remove_dom, cmt, this);
259 anim.animate();
260 }
261 }, true);
262 },
263 register_actions: function() {
264 // add new comment
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265 var action_btn = Y.one('#comment-action-post-'+this.client_id);
266 if (action_btn) {
267 action_btn.on('click', function(e) {
268 e.preventDefault();
269 this.post();
270 return false;
271 }, this);
272 }
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273 // cancel comment box
274 var cancel = Y.one('#comment-action-cancel-'+this.client_id);
275 if (cancel) {
276 cancel.on('click', function(e) {
277 e.preventDefault();
278 this.view(0);
279 return false;
280 }, this);
adacb0fe 281 }
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282 },
283 register_delete_buttons: function() {
284 var scope = this;
285 // page buttons
b45fde05 286 Y.all('div.comment-delete a').each(
ef502357 287 function(node, id) {
2057b5ef 288 var theid = node.get('id');
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289 var parseid = new RegExp("comment-delete-"+scope.client_id+"-(\\d+)", "i");
290 var commentid = theid.match(parseid);
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291 if (!commentid) {
292 return;
293 }
4b201bc6 294 if (commentid[1]) {
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295 Y.Event.purgeElement('#'+theid, false, 'click');
296 }
ef502357 297 node.on('click', function(e, node) {
63eee7b4 298 e.preventDefault();
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299 var width = CommentHelper.confirmoverlay.bodyNode.getStyle('width');
300 var re = new RegExp("(\\d+).*", "i");
301 var result = width.match(re);
ef502357 302 if (result[1]) {
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303 width = Number(result[1]);
304 } else {
305 width = 0;
ef502357 306 }
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307 //CommentHelper.confirmoverlay.set('xy', [e.pageX-(width/2), e.pageY]);
308 CommentHelper.confirmoverlay.set('xy', [e.pageX-width-5, e.pageY]);
4b201bc6 309 CommentHelper.confirmoverlay.set('visible', true);
1150c1bd 310 Y.one('#canceldelete-'+scope.client_id).on('click', function(e) {
f87d5a71 311 e.preventDefault();
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312 scope.cancel_delete();
313 });
314 Y.Event.purgeElement('#confirmdelete-'+scope.client_id, false, 'click');
1150c1bd 315 Y.one('#confirmdelete-'+scope.client_id).on('click', function(e) {
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316 e.preventDefault();
317 if (commentid[1]) {
318 scope.dodelete(commentid[1]);
319 }
320 });
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321 }, scope, node);
322 }
323 );
324 },
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325 cancel_delete: function() {
326 CommentHelper.confirmoverlay.set('visible', false);
4b201bc6 327 },
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328 register_pagination: function() {
329 var scope = this;
330 // page buttons
3e34183a 331 Y.all('#comment-pagination-'+this.client_id+' a').each(
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332 function(node, id) {
333 node.on('click', function(e, node) {
7cb854fe 334 e.preventDefault();
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335 var id = node.get('id');
336 var re = new RegExp("comment-page-"+this.client_id+"-(\\d+)", "i");
337 var result = id.match(re);
338 this.load(result[1]);
339 }, scope, node);
340 }
341 );
342 },
343 view: function(page) {
344 var container = Y.one('#comment-ctrl-'+this.client_id);
345 var ta = Y.one('#dlg-content-'+this.client_id);
346 var img = Y.one('#comment-img-'+this.client_id);
347 var d = container.getStyle('display');
348 if (d=='none'||d=='') {
349 // show
c1951ea9 350 if (!this.autostart) {
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351 this.load(page);
352 } else {
353 this.register_delete_buttons();
354 this.register_pagination();
355 }
ef502357 356 container.setStyle('display', 'block');
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357 if (img) {
358 img.set('src', M.util.image_url('t/expanded', 'core'));
359 }
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360 } else {
361 // hide
362 container.setStyle('display', 'none');
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363 var collapsedimage = 't/collapsed'; // ltr mode
364 if ( Y.one(document.body).hasClass('dir-rtl') ) {
365 collapsedimage = 't/collapsed_rtl';
366 } else {
367 collapsedimage = 't/collapsed';
368 }
369 img.set('src', M.util.image_url(collapsedimage, 'core'));
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370 if (ta) {
371 ta.set('value','');
372 }
adacb0fe 373 }
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374 if (ta) {
375 //toggle_textarea.apply(ta, [false]);
376 //// reset textarea size
377 ta.on('click', function() {
378 this.toggle_textarea(true);
7e3b8265 379 }, this);
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380 //ta.onkeypress = function() {
381 //if (this.scrollHeight > this.clientHeight && !window.opera)
382 //this.rows += 1;
383 //}
384 ta.on('blur', function() {
385 this.toggle_textarea(false);
386 }, this);
387 }
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388 this.register_actions();
389 return false;
390 },
391 toggle_textarea: function(focus) {
392 var t = Y.one('#dlg-content-'+this.client_id);
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393 if (!t) {
394 return false;
395 }
ef502357 396 if (focus) {
2b728cb5 397 if (t.get('value') == M.str.moodle.addcomment) {
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398 t.set('value', '');
399 t.setStyle('color', 'black');
400 }
401 }else{
402 if (t.get('value') == '') {
2b728cb5 403 t.set('value', M.str.moodle.addcomment);
ef502357 404 t.setStyle('color','grey');
76951100 405 t.set('rows', 2);
ef502357 406 }
adacb0fe 407 }
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408 },
409 wait: function() {
410 var container = Y.one('#comment-list-'+this.client_id);
9e9dd1a3 411 container.set('innerHTML', '<div class="mdl-align"><img src="'+M.util.image_url('i/loading_small', 'core')+'" /></div>');
adacb0fe 412 }
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413 });
414
415 new CommentHelper(options);
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416 },
417 init_admin: function(Y) {
418 var select_all = Y.one('#comment_select_all');
1150c1bd 419 select_all.on('click', function(e) {
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420 var comments = document.getElementsByName('comments');
421 var checked = false;
422 for (var i in comments) {
423 if (comments[i].checked) {
424 checked=true;
425 }
426 }
4b201bc6 427 for (i in comments) {
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428 comments[i].checked = !checked;
429 }
430 this.set('checked', !checked);
431 });
432
433 var comments_delete = Y.one('#comments_delete');
434 if (comments_delete) {
435 comments_delete.on('click', function(e) {
436 e.preventDefault();
437 var list = '';
438 var comments = document.getElementsByName('comments');
439 for (var i in comments) {
440 if (typeof comments[i] == 'object' && comments[i].checked) {
441 list += (comments[i].value + '-');
442 }
443 }
444 if (!list) {
445 return;
446 }
447 var args = {};
448 args.message = M.str.admin.confirmdeletecomments;
449 args.callback = function() {
450 var url = M.cfg.wwwroot + '/comment/index.php';
451
452 var data = {
453 'commentids': list,
454 'sesskey': M.cfg.sesskey,
455 'action': 'delete'
7e3b8265 456 };
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457 var cfg = {
458 method: 'POST',
459 on: {
460 complete: function(id,o,p) {
461 if (!o) {
462 alert('IO FATAL');
463 return;
464 }
465 if (o.responseText == 'yes') {
466 location.reload();
467 }
468 }
469 },
470 arguments: {
471 scope: this
472 },
473 headers: {
b8438776 474 'Content-Type': 'application/x-www-form-urlencoded; charset=UTF-8'
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475 },
476 data: build_querystring(data)
477 };
478 Y.io(url, cfg);
7e3b8265 479 };
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480 M.util.show_confirm_dialog(e, args);
481 });
482 }
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483 }
484};