xref: /dokuwiki/lib/scripts/fileuploaderextended.js (revision 6bdff0836f4bc1eee19aa8c30d03ba4bfc876733) 
1qq.extend(qq.FileUploader.prototype, {
2    _createUploadHandler: function(){
3        var self = this,
4            handlerClass;
5
6        if(qq.UploadHandlerXhr.isSupported()){
7            handlerClass = 'UploadHandlerXhr';
8            //handlerClass = 'UploadHandlerForm';
9        } else {
10            handlerClass = 'UploadHandlerForm';
11        }
12
13        var handler = new qq[handlerClass]({
14            debug: this._options.debug,
15            action: this._options.action,
16            maxConnections: this._options.maxConnections,
17            onProgress: function(id, fileName, loaded, total){
18                self._onProgress(id, fileName, loaded, total);
19                self._options.onProgress(id, fileName, loaded, total);
20            },
21            onComplete: function(id, fileName, result){
22                self._onComplete(id, fileName, result);
23                self._options.onComplete(id, fileName, result);
24            },
25            onCancel: function(id, fileName){
26                self._onCancel(id, fileName);
27                self._options.onCancel(id, fileName);
28            },
29            onUpload: function(){
30                self._onUpload();
31            }
32        });
33
34        return handler;
35    },
36
37    _onUpload: function(){
38        this._handler.uploadAll(this._options.params);
39    },
40
41    _uploadFile: function(fileContainer){
42        var id = this._handler.add(fileContainer);
43        var fileName = this._handler.getName(id);
44
45        if (this._options.onSubmit(id, fileName) !== false){
46            this._onSubmit(id, fileName);
47        }
48    },
49
50    _addToList: function(id, fileName){
51        var item = qq.toElement(this._options.fileTemplate);
52        item.qqFileId = id;
53
54        var fileElement = this._find(item, 'file');
55        qq.setText(fileElement, this._formatFileName(fileName));
56        this._find(item, 'size').style.display = 'none';
57
58        var nameElement = this._find(item, 'nameInput');
59        nameElement.value = this._formatFileName(fileName);
60        nameElement.id = id;
61
62        this._listElement.appendChild(item);
63    }
64
65});
66
67qq.FileUploaderExtended = function(o){
68    // call parent constructor
69    qq.FileUploaderBasic.apply(this, arguments);
70
71    qq.extend(this._options, {
72        element: null,
73        // if set, will be used instead of qq-upload-list in template
74        listElement: null,
75
76        template: '<div class="qq-uploader">' +
77                '<div class="qq-upload-drop-area"><span>Drop files here to upload</span></div>' +
78                '<div class="qq-upload-button">Upload a file</div>' +
79                '<ul class="qq-upload-list"></ul>' +
80                '<label class="check" for="dw__ow"><input id="dw__ow" type="checkbox" value="1" name="ow"><span>Overwrite existing file</span></label>' +
81                '<input class="button" type="submit" value="Upload" id="mediamanager__upload_button">' +
82             '</div>',
83
84        // template for one item in file list
85        fileTemplate: '<li>' +
86                '<span class="qq-upload-file"></span>' +
87                '<label><span>Upload as (optional):</span><input class="qq-upload-name-input" type="text"></label>' +
88                '<span class="qq-upload-spinner-hidden"></span>' +
89                '<span class="qq-upload-size"></span>' +
90                '<a class="qq-upload-cancel" href="#">Cancel</a>' +
91                '<span class="qq-upload-failed-text">Failed</span>' +
92            '</li>',
93
94        classes: {
95            // used to get elements from templates
96            button: 'qq-upload-button',
97            drop: 'qq-upload-drop-area',
98            dropActive: 'qq-upload-drop-area-active',
99            list: 'qq-upload-list',
100            nameInput: 'qq-upload-name-input',
101            file: 'qq-upload-file',
102
103            spinner: 'qq-upload-spinner',
104            size: 'qq-upload-size',
105            cancel: 'qq-upload-cancel',
106
107            // added to list item when upload completes
108            // used in css to hide progress spinner
109            success: 'qq-upload-success',
110            fail: 'qq-upload-fail'
111        }
112    });
113
114    qq.extend(this._options, o);
115
116    this._element = this._options.element;
117    this._element.innerHTML = this._options.template;
118    this._listElement = this._options.listElement || this._find(this._element, 'list');
119
120    this._classes = this._options.classes;
121
122    this._button = this._createUploadButton(this._find(this._element, 'button'));
123
124    this._bindCancelEvent();
125    this._bindUploadEvent();
126    this._setupDragDrop();
127};
128
129qq.extend(qq.FileUploaderExtended.prototype, qq.FileUploader.prototype);
130
131qq.extend(qq.FileUploaderExtended.prototype, {
132    _bindUploadEvent: function(){
133        var self = this,
134            list = this._listElement;
135
136        qq.attach(document.getElementById('mediamanager__upload_button'), 'click', function(e){
137            e = e || window.event;
138            var target = e.target || e.srcElement;
139            qq.preventDefault(e);
140            self._handler._options.onUpload();
141
142        });
143    },
144
145    _onComplete: function(id, fileName, result){
146        qq.FileUploaderBasic.prototype._onComplete.apply(this, arguments);
147
148        // mark completed
149        var item = this._getItemByFileId(id);
150        qq.remove(this._find(item, 'cancel'));
151        qq.remove(this._find(item, 'spinner'));
152
153        var nameInput = this._find(item, 'nameInput');
154        var fileElement = this._find(item, 'file');
155        qq.setText(fileElement, nameInput.value);
156        qq.remove(nameInput.parentNode);
157
158        if (result.success){
159            qq.addClass(item, this._classes.success);
160        } else {
161            qq.addClass(item, this._classes.fail);
162        }
163    }
164
165});
166
167qq.extend(qq.UploadHandlerForm.prototype, {
168    uploadAll: function(params){
169        this._uploadAll(params);
170    },
171
172    getName: function(id){
173        var file = this._inputs[id];
174        var name = document.getElementById(id);
175        if (name != null) {
176            return name.value;
177        } else {
178            if (file != null) {
179                // get input value and remove path to normalize
180                return file.value.replace(/.*(\/|\\)/, "");
181            } else {
182                return null;
183            }
184        }
185    },
186
187    _uploadAll: function(params){
188         jQuery(".qq-upload-spinner-hidden").each(function (i) {
189            jQuery(this).addClass('qq-upload-spinner');
190        });
191        for (key in this._inputs) {
192            this.upload(key, params);
193        }
194
195    },
196
197    _upload: function(id, params){
198        var input = this._inputs[id];
199
200        if (!input){
201            throw new Error('file with passed id was not added, or already uploaded or cancelled');
202        }
203
204        var fileName = this.getName(id);
205
206        var iframe = this._createIframe(id);
207        var form = this._createForm(iframe, params);
208        form.appendChild(input);
209
210        var nameInput = qq.toElement('<input name="file_name" value="' + fileName + '" type="text">');
211        form.appendChild(nameInput);
212
213        var owCheckbox = document.getElementById('dw__ow').cloneNode(true);
214        form.appendChild(owCheckbox);
215
216        var self = this;
217        this._attachLoadEvent(iframe, function(){
218            self.log('iframe loaded');
219
220            var response = self._getIframeContentJSON(iframe);
221
222            self._options.onComplete(id, fileName, response);
223            self._dequeue(id);
224
225            delete self._inputs[id];
226            // timeout added to fix busy state in FF3.6
227            setTimeout(function(){
228                qq.remove(iframe);
229            }, 1);
230        });
231
232        form.submit();
233        qq.remove(form);
234
235        return id;
236    }
237});
238
239qq.extend(qq.UploadHandlerXhr.prototype, {
240    uploadAll: function(params){
241        this._uploadAll(params);
242    },
243
244    getName: function(id){
245        var file = this._files[id];
246        var name = document.getElementById(id);
247        if (name != null) {
248            return name.value;
249        } else {
250            if (file != null) {
251                // fix missing name in Safari 4
252                return file.fileName != null ? file.fileName : file.name;
253            } else {
254                return null;
255            }
256        }
257    },
258
259    getSize: function(id){
260        var file = this._files[id];
261        if (file == null) return null;
262        return file.fileSize != null ? file.fileSize : file.size;
263    },
264
265    _upload: function(id, params){
266        var file = this._files[id],
267            name = this.getName(id),
268            size = this.getSize(id);
269        if (name == null || size == null) return;
270
271        this._loaded[id] = 0;
272
273        var xhr = this._xhrs[id] = new XMLHttpRequest();
274        var self = this;
275
276        xhr.upload.onprogress = function(e){
277            if (e.lengthComputable){
278                self._loaded[id] = e.loaded;
279                self._options.onProgress(id, name, e.loaded, e.total);
280            }
281        };
282
283        xhr.onreadystatechange = function(){
284            if (xhr.readyState == 4){
285                self._onComplete(id, xhr);
286            }
287        };
288
289        // build query string
290        params = params || {};
291        params['qqfile'] = name;
292        params['ow'] = document.getElementById('dw__ow').checked;
293        var queryString = qq.obj2url(params, this._options.action);
294
295        xhr.open("POST", queryString, true);
296        xhr.setRequestHeader("X-Requested-With", "XMLHttpRequest");
297        xhr.setRequestHeader("X-File-Name", encodeURIComponent(name));
298        xhr.setRequestHeader("Content-Type", "application/octet-stream");
299        xhr.send(file);
300    },
301
302    _uploadAll: function(params){
303        jQuery(".qq-upload-spinner-hidden").each(function (i) {
304            jQuery(this).addClass('qq-upload-spinner');
305        });
306        for (key in this._files) {
307            this.upload(key, params);
308        }
309
310    }
311});
312