Fixed bug that cause ResourceLoader to generate mediaWiki.loader.implement calls...
[mediawiki.git] / skins / common / upload.js
blob512f3fdbe5cb6c1026e4ef2b4ac4403c149c6fb6
1 window.licenseSelectorCheck = function() {
2         var selector = document.getElementById( "wpLicense" );
3         var selection = selector.options[selector.selectedIndex].value;
4         if( selector.selectedIndex > 0 ) {
5                 if( selection == "" ) {
6                         // Option disabled, but browser is broken and doesn't respect this
7                         selector.selectedIndex = 0;
8                 }
9         }
10         // We might show a preview
11         wgUploadLicenseObj.fetchPreview( selection );
14 window.wgUploadSetup = function() {
15         // Disable URL box if the URL copy upload source type is not selected
16         var e = document.getElementById( 'wpSourceTypeurl' );
17         if( e ) {
18                 if( !e.checked ) {
19                         var ein = document.getElementById( 'wpUploadFileURL' );
20                         if(ein)
21                                 ein.setAttribute( 'disabled', 'disabled' );
22                 }
23         }
25         // For MSIE/Mac: non-breaking spaces cause the <option> not to render.
26         // But for some reason, setting the text to itself works
27         var selector = document.getElementById("wpLicense");
28         if (selector) {
29                 var ua = navigator.userAgent;
30                 var isMacIe = (ua.indexOf("MSIE") != -1) && (ua.indexOf("Mac") != -1);
31                 if (isMacIe) {
32                         for (var i = 0; i < selector.options.length; i++) {
33                                 selector.options[i].text = selector.options[i].text;
34                         }
35                 }
36         }
37         
38         // Toggle source type
39         var sourceTypeCheckboxes = document.getElementsByName( 'wpSourceType' );
40         for ( var i = 0; i < sourceTypeCheckboxes.length; i++ ) {
41                 sourceTypeCheckboxes[i].onchange = toggleUploadInputs;
42         }
43         
44         // AJAX wpDestFile warnings
45         if ( wgAjaxUploadDestCheck ) {
46                 // Insert an event handler that fetches upload warnings when wpDestFile
47                 // has been changed
48                 document.getElementById( 'wpDestFile' ).onchange = function ( e ) { 
49                         wgUploadWarningObj.checkNow(this.value);
50                 };
51                 // Insert a row where the warnings will be displayed just below the 
52                 // wpDestFile row
53                 var optionsTable = document.getElementById( 'mw-htmlform-description' ).tBodies[0];
54                 var row = optionsTable.insertRow( 1 );
55                 var td = document.createElement( 'td' );
56                 td.id = 'wpDestFile-warning';
57                 td.colSpan = 2;
58                 
59                 row.appendChild( td );
60         }
61         
62         if ( wgAjaxLicensePreview ) {
63                 // License selector check
64                 document.getElementById( 'wpLicense' ).onchange = licenseSelectorCheck;
65         
66                 // License selector table row
67                 var wpLicense = document.getElementById( 'wpLicense' );
68                 var wpLicenseRow = wpLicense.parentNode.parentNode;
69                 var wpLicenseTbody = wpLicenseRow.parentNode;
70                 
71                 var row = document.createElement( 'tr' );
72                 var td = document.createElement( 'td' );
73                 row.appendChild( td );
74                 td = document.createElement( 'td' );
75                 td.id = 'mw-license-preview';
76                 row.appendChild( td );
77                 
78                 wpLicenseTbody.insertBefore( row, wpLicenseRow.nextSibling );
79         }
80         
81         
82         // fillDestFile setup
83         for ( var i = 0; i < wgUploadSourceIds.length; i++ )
84                 document.getElementById( wgUploadSourceIds[i] ).onchange = function (e) {
85                         fillDestFilename( this.id );
86                 };
89 /**
90  * Iterate over all upload source fields and disable all except the selected one.
91  * 
92  * @param enabledId The id of the selected radio button 
93  * @return emptiness
94  */
95 window.toggleUploadInputs = function() {
96         // Iterate over all rows with UploadSourceField
97         var rows;
98         if ( document.getElementsByClassName ) {
99                 rows = document.getElementsByClassName( 'mw-htmlform-field-UploadSourceField' );
100         } else {
101                 // Older browsers don't support getElementsByClassName
102                 rows = new Array();
103                 
104                 var allRows = document.getElementsByTagName( 'tr' );
105                 for ( var i = 0; i < allRows.length; i++ ) {
106                         if ( allRows[i].className == 'mw-htmlform-field-UploadSourceField' )
107                                 rows.push( allRows[i] );
108                 }
109         }
110         
111         for ( var i = 0; i < rows.length; i++ ) {
112                 var inputs = rows[i].getElementsByTagName( 'input' );
113                 
114                 // Check if this row is selected
115                 var isChecked = true; // Default true in case wpSourceType is not found
116                 for ( var j = 0; j < inputs.length; j++ ) {
117                         if ( inputs[j].name == 'wpSourceType' )
118                                 isChecked = inputs[j].checked;
119                 }
120                 
121                 // Disable all unselected rows
122                 for ( var j = 0; j < inputs.length; j++ ) {
123                         if ( inputs[j].type != 'radio')
124                                 inputs[j].disabled = !isChecked;
125                 }
126         }
129 window.wgUploadWarningObj = {
130         'responseCache' : { '' : '&nbsp;' },
131         'nameToCheck' : '',
132         'typing': false,
133         'delay': 500, // ms
134         'timeoutID': false,
136         'keypress': function () {
137                 if ( !wgAjaxUploadDestCheck || !sajax_init_object() ) return;
139                 // Find file to upload
140                 var destFile = document.getElementById('wpDestFile');
141                 var warningElt = document.getElementById( 'wpDestFile-warning' );
142                 if ( !destFile || !warningElt ) return ;
144                 this.nameToCheck = destFile.value ;
146                 // Clear timer
147                 if ( this.timeoutID ) {
148                         window.clearTimeout( this.timeoutID );
149                 }
150                 // Check response cache
151                 for (cached in this.responseCache) {
152                         if (this.nameToCheck == cached) {
153                                 this.setWarning(this.responseCache[this.nameToCheck]);
154                                 return;
155                         }
156                 }
158                 this.timeoutID = window.setTimeout( 'wgUploadWarningObj.timeout()', this.delay );
159         },
161         'checkNow': function (fname) {
162                 if ( !wgAjaxUploadDestCheck || !sajax_init_object() ) return;
163                 if ( this.timeoutID ) {
164                         window.clearTimeout( this.timeoutID );
165                 }
166                 this.nameToCheck = fname;
167                 this.timeout();
168         },
170         'timeout' : function() {
171                 if ( !wgAjaxUploadDestCheck || !sajax_init_object() ) return;
172                 injectSpinner( document.getElementById( 'wpDestFile' ), 'destcheck' );
174                 // Get variables into local scope so that they will be preserved for the
175                 // anonymous callback. fileName is copied so that multiple overlapping
176                 // ajax requests can be supported.
177                 var obj = this;
178                 var fileName = this.nameToCheck;
179                 sajax_do_call( 'SpecialUpload::ajaxGetExistsWarning', [this.nameToCheck],
180                         function (result) {
181                                 obj.processResult(result, fileName)
182                         }
183                 );
184         },
186         'processResult' : function (result, fileName) {
187                 removeSpinner( 'destcheck' );
188                 this.setWarning(result.responseText);
189                 this.responseCache[fileName] = result.responseText;
190         },
192         'setWarning' : function (warning) {
193                 var warningElt = document.getElementById( 'wpDestFile-warning' );
194                 var ackElt = document.getElementsByName( 'wpDestFileWarningAck' );
196                 this.setInnerHTML(warningElt, warning);
197                 
198                 // Set a value in the form indicating that the warning is acknowledged and
199                 // doesn't need to be redisplayed post-upload
200                 if ( warning == '' || warning == '&nbsp;' ) {
201                         ackElt[0].value = '';
202                 } else {
203                         ackElt[0].value = '1';
204                 }
206         },
207         'setInnerHTML' : function (element, text) {
208                 // Check for no change to avoid flicker in IE 7
209                 if (element.innerHTML != text) {
210                         element.innerHTML = text;
211                 }
212         }
215 window.fillDestFilename = function(id) {
216         if (!wgUploadAutoFill) {
217                 return;
218         }
219         if (!document.getElementById) {
220                 return;
221         }
222         // Remove any previously flagged errors
223         var e = document.getElementById( 'mw-upload-permitted' );
224         if( e ) e.className = '';
226         var e = document.getElementById( 'mw-upload-prohibited' );
227         if( e ) e.className = '';
229         var path = document.getElementById(id).value;
230         // Find trailing part
231         var slash = path.lastIndexOf('/');
232         var backslash = path.lastIndexOf('\\');
233         var fname;
234         if (slash == -1 && backslash == -1) {
235                 fname = path;
236         } else if (slash > backslash) {
237                 fname = path.substring(slash+1, 10000);
238         } else {
239                 fname = path.substring(backslash+1, 10000);
240         }
242         // Clear the filename if it does not have a valid extension.
243         // URLs are less likely to have a useful extension, so don't include them in the 
244         // extension check.
245         if( wgStrictFileExtensions && wgFileExtensions && id != 'wpUploadFileURL' ) {
246                 var found = false;
247                 if( fname.lastIndexOf( '.' ) != -1 ) {
248                         var ext = fname.substr( fname.lastIndexOf( '.' ) + 1 );
249                         for( var i = 0; i < wgFileExtensions.length; i++ ) {
250                                 if( wgFileExtensions[i].toLowerCase() == ext.toLowerCase() ) {
251                                         found = true;
252                                         break;
253                                 }
254                         }
255                 }
256                 if( !found ) {
257                         // Not a valid extension
258                         // Clear the upload and set mw-upload-permitted to error
259                         document.getElementById(id).value = '';
260                         var e = document.getElementById( 'mw-upload-permitted' );
261                         if( e ) e.className = 'error';
263                         var e = document.getElementById( 'mw-upload-prohibited' );
264                         if( e ) e.className = 'error';
266                         // Clear wpDestFile as well
267                         var e = document.getElementById( 'wpDestFile' )
268                         if( e ) e.value = '';
270                         return false;
271                 }
272         }
274         // Replace spaces by underscores
275         fname = fname.replace( / /g, '_' );
276         // Capitalise first letter if needed
277         if ( wgCapitalizeUploads ) {
278                 fname = fname.charAt( 0 ).toUpperCase().concat( fname.substring( 1, 10000 ) );
279         }
281         // Output result
282         var destFile = document.getElementById('wpDestFile');
283         if (destFile) {
284                 destFile.value = fname;
285                 wgUploadWarningObj.checkNow(fname) ;
286         }
289 window.toggleFilenameFiller = function() {
290         if(!document.getElementById) return;
291         var upfield = document.getElementById('wpUploadFile');
292         var destName = document.getElementById('wpDestFile').value;
293         if (destName=='' || destName==' ') {
294                 wgUploadAutoFill = true;
295         } else {
296                 wgUploadAutoFill = false;
297         }
300 window.wgUploadLicenseObj = {
302         'responseCache' : { '' : '' },
304         'fetchPreview': function( license ) {
305                 if( !wgAjaxLicensePreview ) return;
306                 for (cached in this.responseCache) {
307                         if (cached == license) {
308                                 this.showPreview( this.responseCache[license] );
309                                 return;
310                         }
311                 }
312                 injectSpinner( document.getElementById( 'wpLicense' ), 'license' );
313                 
314                 var title = document.getElementById('wpDestFile').value;
315                 if ( !title ) title = 'File:Sample.jpg';
316                 
317                 var url = wgScriptPath + '/api' + wgScriptExtension
318                         + '?action=parse&text={{' + encodeURIComponent( license ) + '}}'
319                         + '&title=' + encodeURIComponent( title ) 
320                         + '&prop=text&pst&format=json';
321                 
322                 var req = sajax_init_object();
323                 req.onreadystatechange = function() {
324                         if ( req.readyState == 4 && req.status == 200 )
325                                 wgUploadLicenseObj.processResult( eval( '(' + req.responseText + ')' ), license );
326                 };
327                 req.open( 'GET', url, true );
328                 req.send( '' );
329         },
331         'processResult' : function( result, license ) {
332                 removeSpinner( 'license' );
333                 this.responseCache[license] = result['parse']['text']['*'];
334                 this.showPreview( this.responseCache[license] );
336         },
338         'showPreview' : function( preview ) {
339                 var previewPanel = document.getElementById( 'mw-license-preview' );
340                 if( previewPanel.innerHTML != preview )
341                         previewPanel.innerHTML = preview;
342         }
346 addOnloadHook( wgUploadSetup );