skins/common/upload.js

   1 function licenseSelectorCheck() {
   2         var selector = document.getElementById( "wpLicense" );
   3         if( selector.selectedIndex > 0 ) {
   4                 var selection = selector.options[selector.selectedIndex].value;
   5                 if( selection == "" ) {
   6                         // Option disabled, but browser is broken and doesn't respect this
   7                         selector.selectedIndex = 0;
   8                 } else {
   9                         // We might show a preview
  10                         if( wgAjaxLicencePreview ) {
  11                                 wgUploadLicenceObj.fetchPreview( selection );
  12                         }
  13                 }
  14         }
  15 }
  16
  17 function licenseSelectorFixup() {
  18         // for MSIE/Mac; non-breaking spaces cause the <option> not to render
  19         // but, for some reason, setting the text to itself works
  20         var selector = document.getElementById("wpLicense");
  21         if (selector) {
  22                 var ua = navigator.userAgent;
  23                 var isMacIe = (ua.indexOf("MSIE") != -1) && (ua.indexOf("Mac") != -1);
  24                 if (isMacIe) {
  25                         for (var i = 0; i < selector.options.length; i++) {
  26                                 selector.options[i].text = selector.options[i].text;
  27                         }
  28                 }
  29         }
  30 }
  31
  32 var wgUploadWarningObj = {
  33         'responseCache' : { '' : '&nbsp;' },
  34         'nameToCheck' : '',
  35         'typing': false,
  36         'delay': 500, // ms
  37         'timeoutID': false,
  38
  39         'keypress': function () {
  40                 // Find file to upload
  41                 var destFile = document.getElementById('wpDestFile');
  42                 var warningElt = document.getElementById( 'wpDestFile-warning' );
  43                 if ( !destFile || !warningElt ) return ;
  44
  45                 this.nameToCheck = destFile.value ;
  46
  47                 // Clear timer
  48                 if ( this.timeoutID ) {
  49                         window.clearTimeout( this.timeoutID );
  50                 }
  51                 // Check response cache
  52                 if ( this.nameToCheck in this.responseCache ) {
  53                         this.setWarning(this.responseCache[this.nameToCheck]);
  54                         return;
  55                 }
  56
  57                 this.timeoutID = window.setTimeout( 'wgUploadWarningObj.timeout()', this.delay );
  58         },
  59
  60         'checkNow': function (fname) {
  61                 if ( this.timeoutID ) {
  62                         window.clearTimeout( this.timeoutID );
  63                 }
  64                 this.nameToCheck = fname;
  65                 this.timeout();
  66         },
  67
  68         'timeout' : function() {
  69                 injectSpinner( document.getElementById( 'wpDestFile' ), 'destcheck' );
  70
  71                 // Get variables into local scope so that they will be preserved for the
  72                 // anonymous callback. fileName is copied so that multiple overlapping
  73                 // ajax requests can be supported.
  74                 var obj = this;
  75                 var fileName = this.nameToCheck;
  76                 sajax_do_call( 'UploadForm::ajaxGetExistsWarning', [this.nameToCheck],
  77                         function (result) {
  78                                 obj.processResult(result, fileName)
  79                         }
  80                 );
  81         },
  82
  83         'processResult' : function (result, fileName) {
  84                 removeSpinner( 'destcheck' );
  85                 this.setWarning(result.responseText);
  86                 this.responseCache[fileName] = result.responseText;
  87         },
  88
  89         'setWarning' : function (warning) {
  90                 var warningElt = document.getElementById( 'wpDestFile-warning' );
  91                 var ackElt = document.getElementById( 'wpDestFileWarningAck' );
  92                 this.setInnerHTML(warningElt, warning);
  93
  94                 // Set a value in the form indicating that the warning is acknowledged and
  95                 // doesn't need to be redisplayed post-upload
  96                 if ( warning == '' || warning == '&nbsp' ) {
  97                         ackElt.value = '';
  98                 } else {
  99                         ackElt.value = '1';
 100                 }
 101         },
 102
 103         'setInnerHTML' : function (element, text) {
 104                 // Check for no change to avoid flicker in IE 7
 105                 if (element.innerHTML != text) {
 106                         element.innerHTML = text;
 107                 }
 108         }
 109 }
 110
 111 function fillDestFilename(id) {
 112         if (!document.getElementById) {
 113                 return;
 114         }
 115         var path = document.getElementById(id).value;
 116         // Find trailing part
 117         var slash = path.lastIndexOf('/');
 118         var backslash = path.lastIndexOf('\\');
 119         var fname;
 120         if (slash == -1 && backslash == -1) {
 121                 fname = path;
 122         } else if (slash > backslash) {
 123                 fname = path.substring(slash+1, 10000);
 124         } else {
 125                 fname = path.substring(backslash+1, 10000);
 126         }
 127
 128         // Capitalise first letter and replace spaces by underscores
 129         fname = fname.charAt(0).toUpperCase().concat(fname.substring(1,10000)).replace(/ /g, '_');
 130
 131         // Output result
 132         var destFile = document.getElementById('wpDestFile');
 133         if (destFile) {
 134                 destFile.value = fname;
 135                 if ( wgAjaxUploadDestCheck ) {
 136                         wgUploadWarningObj.checkNow(fname) ;
 137                 }
 138         }
 139 }
 140
 141 var wgUploadLicenceObj = {
 142
 143         'responseCache' : { '' : '' },
 144
 145         'fetchPreview': function( licence ) {
 146                 if( licence in this.responseCache ) {
 147                         this.showPreview( this.responseCache[licence] );
 148                 } else {
 149                         injectSpinner( document.getElementById( 'wpLicense' ), 'licence' );
 150                         sajax_do_call( 'UploadForm::ajaxGetLicencePreview', [licence],
 151                                 function( result ) {
 152                                         wgUploadLicenceObj.processResult( result, licence );
 153                                 }
 154                         );
 155                 }
 156         },
 157
 158         'processResult' : function( result, licence ) {
 159                 removeSpinner( 'licence' );
 160                 this.showPreview( result.responseText );
 161                 this.responseCache[licence] = result.responseText;
 162         },
 163
 164         'showPreview' : function( preview ) {
 165                 var previewPanel = document.getElementById( 'mw-licence-preview' );
 166                 if( previewPanel.innerHTML != preview )
 167                         previewPanel.innerHTML = preview;
 168         }
 169
 170 }
 171
 172 addOnloadHook( licenseSelectorFixup );