skins/common/upload.js

   1 function licenseSelectorCheck() {
   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 );
  12 }
  13
  14 function wgUploadSetup() {
  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         }
  24
  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                 document.getElementById( 'wpDestFile' ).onchange = function ( e ) {
  47                         wgUploadWarningObj.checkNow(this.value);
  48                 };
  49                 var optionsTable = document.getElementById( 'mw-htmlform-options' ).tBodies[0];
  50                 var row = document.createElement( 'tr' );
  51                 var td = document.createElement( 'td' );
  52                 td.id = 'wpDestFile-warning';
  53                 td.colSpan = 2;
  54                 row.appendChild( td );
  55                 optionsTable.appendChild( row );
  56         }
  57
  58         if ( wgAjaxLicensePreview ) {
  59                 // License selector check
  60                 document.getElementById( 'wpLicense' ).onchange = licenseSelectorCheck;
  61
  62                 // License selector table row
  63                 var wpLicense = document.getElementById( 'wpLicense' );
  64                 var wpLicenseRow = wpLicense.parentNode.parentNode;
  65                 var wpLicenseTbody = wpLicenseRow.parentNode;
  66
  67                 var row = document.createElement( 'tr' );
  68                 var td = document.createElement( 'td' );
  69                 row.appendChild( td );
  70                 td = document.createElement( 'td' );
  71                 td.id = 'mw-license-preview';
  72                 row.appendChild( td );
  73
  74                 wpLicenseTbody.insertBefore( row, wpLicenseRow.nextSibling );
  75         }
  76
  77
  78         // fillDestFile setup
  79         for ( var i = 0; i < wgUploadSourceIds.length; i++ )
  80                 document.getElementById( wgUploadSourceIds[i] ).onchange = function (e) {
  81                         fillDestFilename( this.id );
  82                 };
  83 }
  84
  85 /**
  86  * Iterate over all upload source fields and disable all except the selected one.
  87  *
  88  * @param enabledId The id of the selected radio button
  89  * @return emptiness
  90  */
  91 function toggleUploadInputs() {
  92         // Iterate over all rows with UploadSourceField
  93         var rows;
  94         if ( document.getElementsByClassName ) {
  95                 rows = document.getElementsByClassName( 'mw-htmlform-field-UploadSourceField' );
  96         } else {
  97                 // Older browsers don't support getElementsByClassName
  98                 rows = new Array();
  99
 100                 var allRows = document.getElementsByTagName( 'tr' );
 101                 for ( var i = 0; i < allRows.length; i++ ) {
 102                         if ( allRows[i].className == 'mw-htmlform-field-UploadSourceField' )
 103                                 rows.push( allRows[i] );
 104                 }
 105         }
 106
 107         for ( var i = 0; i < rows.length; i++ ) {
 108                 var inputs = rows[i].getElementsByTagName( 'input' );
 109
 110                 // Check if this row is selected
 111                 var isChecked = true; // Default true in case wpSourceType is not found
 112                 for ( var j = 0; j < inputs.length; j++ ) {
 113                         if ( inputs[j].name == 'wpSourceType' )
 114                                 isChecked = inputs[j].checked;
 115                 }
 116
 117                 // Disable all unselected rows
 118                 for ( var j = 0; j < inputs.length; j++ ) {
 119                         if ( inputs[j].type != 'radio')
 120                                 inputs[j].disabled = !isChecked;
 121                 }
 122         }
 123 }
 124
 125 var wgUploadWarningObj = {
 126         'responseCache' : { '' : '&nbsp;' },
 127         'nameToCheck' : '',
 128         'typing': false,
 129         'delay': 500, // ms
 130         'timeoutID': false,
 131
 132         'keypress': function () {
 133                 if ( !wgAjaxUploadDestCheck || !sajax_init_object() ) return;
 134
 135                 // Find file to upload
 136                 var destFile = document.getElementById('wpDestFile');
 137                 var warningElt = document.getElementById( 'wpDestFile-warning' );
 138                 if ( !destFile || !warningElt ) return ;
 139
 140                 this.nameToCheck = destFile.value ;
 141
 142                 // Clear timer
 143                 if ( this.timeoutID ) {
 144                         window.clearTimeout( this.timeoutID );
 145                 }
 146                 // Check response cache
 147                 for (cached in this.responseCache) {
 148                         if (this.nameToCheck == cached) {
 149                                 this.setWarning(this.responseCache[this.nameToCheck]);
 150                                 return;
 151                         }
 152                 }
 153
 154                 this.timeoutID = window.setTimeout( 'wgUploadWarningObj.timeout()', this.delay );
 155         },
 156
 157         'checkNow': function (fname) {
 158                 if ( !wgAjaxUploadDestCheck || !sajax_init_object() ) return;
 159                 if ( this.timeoutID ) {
 160                         window.clearTimeout( this.timeoutID );
 161                 }
 162                 this.nameToCheck = fname;
 163                 this.timeout();
 164         },
 165
 166         'timeout' : function() {
 167                 if ( !wgAjaxUploadDestCheck || !sajax_init_object() ) return;
 168                 injectSpinner( document.getElementById( 'wpDestFile' ), 'destcheck' );
 169
 170                 // Get variables into local scope so that they will be preserved for the
 171                 // anonymous callback. fileName is copied so that multiple overlapping
 172                 // ajax requests can be supported.
 173                 var obj = this;
 174                 var fileName = this.nameToCheck;
 175                 sajax_do_call( 'SpecialUpload::ajaxGetExistsWarning', [this.nameToCheck],
 176                         function (result) {
 177                                 obj.processResult(result, fileName)
 178                         }
 179                 );
 180         },
 181
 182         'processResult' : function (result, fileName) {
 183                 removeSpinner( 'destcheck' );
 184                 this.setWarning(result.responseText);
 185                 this.responseCache[fileName] = result.responseText;
 186         },
 187
 188         'setWarning' : function (warning) {
 189                 var warningElt = document.getElementById( 'wpDestFile-warning' );
 190                 this.setInnerHTML(warningElt, warning);
 191         },
 192         'setInnerHTML' : function (element, text) {
 193                 // Check for no change to avoid flicker in IE 7
 194                 if (element.innerHTML != text) {
 195                         element.innerHTML = text;
 196                 }
 197         }
 198 }
 199
 200 function fillDestFilename(id) {
 201         if (!wgUploadAutoFill) {
 202                 return;
 203         }
 204         if (!document.getElementById) {
 205                 return;
 206         }
 207         // Remove any previously flagged errors
 208         var e = document.getElementById( 'mw-upload-permitted' );
 209         if( e ) e.className = '';
 210
 211         var e = document.getElementById( 'mw-upload-prohibited' );
 212         if( e ) e.className = '';
 213
 214         var path = document.getElementById(id).value;
 215         // Find trailing part
 216         var slash = path.lastIndexOf('/');
 217         var backslash = path.lastIndexOf('\\');
 218         var fname;
 219         if (slash == -1 && backslash == -1) {
 220                 fname = path;
 221         } else if (slash > backslash) {
 222                 fname = path.substring(slash+1, 10000);
 223         } else {
 224                 fname = path.substring(backslash+1, 10000);
 225         }
 226
 227         // Clear the filename if it does not have a valid extension.
 228         // URLs are less likely to have a useful extension, so don't include them in the
 229         // extension check.
 230         if( wgFileExtensions && id != 'wpUploadFileURL' ) {
 231                 var found = false;
 232                 if( fname.lastIndexOf( '.' ) != -1 ) {
 233                         var ext = fname.substr( fname.lastIndexOf( '.' ) + 1 );
 234                         for( var i = 0; i < wgFileExtensions.length; i++ ) {
 235                                 if( wgFileExtensions[i].toLowerCase() == ext.toLowerCase() ) {
 236                                         found = true;
 237                                         break;
 238                                 }
 239                         }
 240                 }
 241                 if( !found ) {
 242                         // Not a valid extension
 243                         // Clear the upload and set mw-upload-permitted to error
 244                         document.getElementById(id).value = '';
 245                         var e = document.getElementById( 'mw-upload-permitted' );
 246                         if( e ) e.className = 'error';
 247
 248                         var e = document.getElementById( 'mw-upload-prohibited' );
 249                         if( e ) e.className = 'error';
 250
 251                         // Clear wpDestFile as well
 252                         var e = document.getElementById( 'wpDestFile' )
 253                         if( e ) e.value = '';
 254
 255                         return false;
 256                 }
 257         }
 258
 259         // Capitalise first letter and replace spaces by underscores
 260         // FIXME: $wgCapitalizedNamespaces
 261         fname = fname.charAt(0).toUpperCase().concat(fname.substring(1,10000)).replace(/ /g, '_');
 262
 263         // Output result
 264         var destFile = document.getElementById('wpDestFile');
 265         if (destFile) {
 266                 destFile.value = fname;
 267                 wgUploadWarningObj.checkNow(fname) ;
 268         }
 269 }
 270
 271 function toggleFilenameFiller() {
 272         if(!document.getElementById) return;
 273         var upfield = document.getElementById('wpUploadFile');
 274         var destName = document.getElementById('wpDestFile').value;
 275         if (destName=='' || destName==' ') {
 276                 wgUploadAutoFill = true;
 277         } else {
 278                 wgUploadAutoFill = false;
 279         }
 280 }
 281
 282 var wgUploadLicenseObj = {
 283
 284         'responseCache' : { '' : '' },
 285
 286         'fetchPreview': function( license ) {
 287                 if( !wgAjaxLicensePreview || !sajax_init_object() ) return;
 288                 for (cached in this.responseCache) {
 289                         if (cached == license) {
 290                                 this.showPreview( this.responseCache[license] );
 291                                 return;
 292                         }
 293                 }
 294                 injectSpinner( document.getElementById( 'wpLicense' ), 'license' );
 295                 sajax_do_call( 'SpecialUpload::ajaxGetLicensePreview', [license],
 296                         function( result ) {
 297                                 wgUploadLicenseObj.processResult( result, license );
 298                         }
 299                 );
 300         },
 301
 302         'processResult' : function( result, license ) {
 303                 removeSpinner( 'license' );
 304                 this.showPreview( result.responseText );
 305                 this.responseCache[license] = result.responseText;
 306         },
 307
 308         'showPreview' : function( preview ) {
 309                 var previewPanel = document.getElementById( 'mw-license-preview' );
 310                 if( previewPanel.innerHTML != preview )
 311                         previewPanel.innerHTML = preview;
 312         }
 313
 314 }
 315
 316 addOnloadHook( wgUploadSetup );