resources/src/mediawiki/mediawiki.ForeignStructuredUpload.BookletLayout.js

   1 /*global moment */
   2 ( function ( $, mw ) {
   3
   4         /**
   5          * mw.ForeignStructuredUpload.BookletLayout encapsulates the process
   6          * of uploading a file to MediaWiki using the mw.ForeignStructuredUpload model.
   7          *
   8          *     var uploadDialog = new mw.Upload.Dialog( {
   9          *         bookletClass: mw.ForeignStructuredUpload.BookletLayout,
  10          *         booklet: {
  11          *             target: 'local'
  12          *         }
  13          *     } );
  14          *     var windowManager = new OO.ui.WindowManager();
  15          *     $( 'body' ).append( windowManager.$element );
  16          *     windowManager.addWindows( [ uploadDialog ] );
  17          *
  18          * @class mw.ForeignStructuredUpload.BookletLayout
  19          * @uses mw.ForeignStructuredUpload
  20          * @extends mw.Upload.BookletLayout
  21          * @cfg {string} [target] Used to choose the target repository.
  22          *     If nothing is passed, the {@link mw.ForeignUpload#property-target default} is used.
  23          */
  24         mw.ForeignStructuredUpload.BookletLayout = function ( config ) {
  25                 config = config || {};
  26                 // Parent constructor
  27                 mw.ForeignStructuredUpload.BookletLayout.parent.call( this, config );
  28
  29                 this.target = config.target;
  30         };
  31
  32         /* Setup */
  33
  34         OO.inheritClass( mw.ForeignStructuredUpload.BookletLayout, mw.Upload.BookletLayout );
  35
  36         /* Uploading */
  37
  38         /**
  39          * @inheritdoc
  40          */
  41         mw.ForeignStructuredUpload.BookletLayout.prototype.initialize = function () {
  42                 var booklet = this;
  43                 return mw.ForeignStructuredUpload.BookletLayout.parent.prototype.initialize.call( this ).then(
  44                         function () {
  45                                 // Point the CategorySelector to the right wiki
  46                                 return booklet.upload.getApi().then(
  47                                         function ( api ) {
  48                                                 // If this is a ForeignApi, it will have a apiUrl, otherwise we don't need to do anything
  49                                                 if ( api.apiUrl ) {
  50                                                         // Can't reuse the same object, CategorySelector calls #abort on its mw.Api instance
  51                                                         booklet.categoriesWidget.api = new mw.ForeignApi( api.apiUrl );
  52                                                 }
  53                                                 return $.Deferred().resolve();
  54                                         },
  55                                         function () {
  56                                                 return $.Deferred().resolve();
  57                                         }
  58                                 );
  59                         },
  60                         function () {
  61                                 return $.Deferred().resolve();
  62                         }
  63                 );
  64         };
  65
  66         /**
  67          * Returns a {@link mw.ForeignStructuredUpload mw.ForeignStructuredUpload}
  68          * with the {@link #cfg-target target} specified in config.
  69          *
  70          * @protected
  71          * @return {mw.Upload}
  72          */
  73         mw.ForeignStructuredUpload.BookletLayout.prototype.createUpload = function () {
  74                 return new mw.ForeignStructuredUpload( this.target );
  75         };
  76
  77         /* Form renderers */
  78
  79         /**
  80          * @inheritdoc
  81          */
  82         mw.ForeignStructuredUpload.BookletLayout.prototype.renderUploadForm = function () {
  83                 var fieldset, $ownWorkMessage, $notOwnWorkMessage,
  84                         ownWorkMessage, notOwnWorkMessage, notOwnWorkLocal,
  85                         validTargets = mw.config.get( 'wgForeignUploadTargets' ),
  86                         target = this.target || validTargets[ 0 ] || 'local',
  87                         layout = this;
  88
  89                 // foreign-structured-upload-form-label-own-work-message-local
  90                 // foreign-structured-upload-form-label-own-work-message-shared
  91                 ownWorkMessage = mw.message( 'foreign-structured-upload-form-label-own-work-message-' + target );
  92                 // foreign-structured-upload-form-label-not-own-work-message-local
  93                 // foreign-structured-upload-form-label-not-own-work-message-shared
  94                 notOwnWorkMessage = mw.message( 'foreign-structured-upload-form-label-not-own-work-message-' + target );
  95                 // foreign-structured-upload-form-label-not-own-work-local-local
  96                 // foreign-structured-upload-form-label-not-own-work-local-shared
  97                 notOwnWorkLocal = mw.message( 'foreign-structured-upload-form-label-not-own-work-local-' + target );
  98
  99                 if ( !ownWorkMessage.exists() ) {
 100                         ownWorkMessage = mw.message( 'foreign-structured-upload-form-label-own-work-message-default' );
 101                 }
 102                 if ( !notOwnWorkMessage.exists() ) {
 103                         notOwnWorkMessage = mw.message( 'foreign-structured-upload-form-label-not-own-work-message-default' );
 104                 }
 105                 if ( !notOwnWorkLocal.exists() ) {
 106                         notOwnWorkLocal = mw.message( 'foreign-structured-upload-form-label-not-own-work-local-default' );
 107                 }
 108
 109                 $ownWorkMessage = $( '<p>' ).append( ownWorkMessage.parseDom() )
 110                         .addClass( 'mw-foreignStructuredUpload-bookletLayout-license' );
 111                 $notOwnWorkMessage = $( '<div>' ).append(
 112                         $( '<p>' ).append( notOwnWorkMessage.parseDom() ),
 113                         $( '<p>' ).append( notOwnWorkLocal.parseDom() )
 114                 );
 115                 $ownWorkMessage.add( $notOwnWorkMessage ).find( 'a' ).attr( 'target', '_blank' );
 116
 117                 this.selectFileWidget = new OO.ui.SelectFileWidget( {
 118                         showDropTarget: true
 119                 } );
 120                 this.messageLabel = new OO.ui.LabelWidget( {
 121                         label: $notOwnWorkMessage
 122                 } );
 123                 this.ownWorkCheckbox = new OO.ui.CheckboxInputWidget().on( 'change', function ( on ) {
 124                         layout.messageLabel.toggle( !on );
 125                 } );
 126
 127                 fieldset = new OO.ui.FieldsetLayout();
 128                 fieldset.addItems( [
 129                         new OO.ui.FieldLayout( this.selectFileWidget, {
 130                                 align: 'top'
 131                         } ),
 132                         new OO.ui.FieldLayout( this.ownWorkCheckbox, {
 133                                 align: 'inline',
 134                                 label: $( '<div>' ).append(
 135                                         $( '<p>' ).text( mw.msg( 'foreign-structured-upload-form-label-own-work' ) ),
 136                                         $ownWorkMessage
 137                                 )
 138                         } ),
 139                         new OO.ui.FieldLayout( this.messageLabel, {
 140                                 align: 'top'
 141                         } )
 142                 ] );
 143                 this.uploadForm = new OO.ui.FormLayout( { items: [ fieldset ] } );
 144
 145                 // Validation
 146                 this.selectFileWidget.on( 'change', this.onUploadFormChange.bind( this ) );
 147                 this.ownWorkCheckbox.on( 'change', this.onUploadFormChange.bind( this ) );
 148
 149                 this.selectFileWidget.on( 'change', function () {
 150                         var file = layout.getFile();
 151
 152                         // Set the date to lastModified once we have the file
 153                         if ( layout.getDateFromLastModified( file ) !== undefined ) {
 154                                 layout.dateWidget.setValue( layout.getDateFromLastModified( file ) );
 155                         }
 156
 157                         // Check if we have EXIF data and set to that where available
 158                         layout.getDateFromExif( file ).done( function ( date ) {
 159                                 layout.dateWidget.setValue( date );
 160                         } );
 161
 162                         layout.updateFilePreview();
 163                 } );
 164
 165                 return this.uploadForm;
 166         };
 167
 168         /**
 169          * @inheritdoc
 170          */
 171         mw.ForeignStructuredUpload.BookletLayout.prototype.onUploadFormChange = function () {
 172                 var file = this.selectFileWidget.getValue(),
 173                         ownWork = this.ownWorkCheckbox.isSelected(),
 174                         valid = !!file && ownWork;
 175                 this.emit( 'uploadValid', valid );
 176         };
 177
 178         /**
 179          * @inheritdoc
 180          */
 181         mw.ForeignStructuredUpload.BookletLayout.prototype.renderInfoForm = function () {
 182                 var fieldset;
 183
 184                 this.filePreview = new OO.ui.Widget( {
 185                         classes: [ 'mw-upload-bookletLayout-filePreview' ]
 186                 } );
 187                 this.filenameWidget = new OO.ui.TextInputWidget( {
 188                         required: true,
 189                         validate: /.+/
 190                 } );
 191                 this.descriptionWidget = new OO.ui.TextInputWidget( {
 192                         required: true,
 193                         validate: /\S+/,
 194                         multiline: true,
 195                         autosize: true
 196                 } );
 197                 this.categoriesWidget = new mw.widgets.CategorySelector( {
 198                         // Can't be done here because we don't know the target wiki yet... done in #initialize.
 199                         // api: new mw.ForeignApi( ... ),
 200                         $overlay: this.$overlay
 201                 } );
 202                 this.dateWidget = new mw.widgets.DateInputWidget( {
 203                         $overlay: this.$overlay,
 204                         required: true,
 205                         mustBeBefore: moment().add( 1, 'day' ).locale( 'en' ).format( 'YYYY-MM-DD' ) // Tomorrow
 206                 } );
 207
 208                 fieldset = new OO.ui.FieldsetLayout( {
 209                         label: mw.msg( 'upload-form-label-infoform-title' )
 210                 } );
 211                 fieldset.addItems( [
 212                         new OO.ui.FieldLayout( this.filenameWidget, {
 213                                 label: mw.msg( 'upload-form-label-infoform-name' ),
 214                                 align: 'top',
 215                                 help: mw.msg( 'upload-form-label-infoform-name-tooltip' )
 216                         } ),
 217                         new OO.ui.FieldLayout( this.descriptionWidget, {
 218                                 label: mw.msg( 'upload-form-label-infoform-description' ),
 219                                 align: 'top',
 220                                 help: mw.msg( 'upload-form-label-infoform-description-tooltip' )
 221                         } ),
 222                         new OO.ui.FieldLayout( this.categoriesWidget, {
 223                                 label: mw.msg( 'foreign-structured-upload-form-label-infoform-categories' ),
 224                                 align: 'top'
 225                         } ),
 226                         new OO.ui.FieldLayout( this.dateWidget, {
 227                                 label: mw.msg( 'foreign-structured-upload-form-label-infoform-date' ),
 228                                 align: 'top'
 229                         } )
 230                 ] );
 231                 this.infoForm = new OO.ui.FormLayout( {
 232                         classes: [ 'mw-upload-bookletLayout-infoForm' ],
 233                         items: [ this.filePreview, fieldset ]
 234                 } );
 235
 236                 // Validation
 237                 this.filenameWidget.on( 'change', this.onInfoFormChange.bind( this ) );
 238                 this.descriptionWidget.on( 'change', this.onInfoFormChange.bind( this ) );
 239                 this.dateWidget.on( 'change', this.onInfoFormChange.bind( this ) );
 240
 241                 return this.infoForm;
 242         };
 243
 244         /**
 245          * @inheritdoc
 246          */
 247         mw.ForeignStructuredUpload.BookletLayout.prototype.onInfoFormChange = function () {
 248                 var layout = this;
 249                 $.when(
 250                         this.filenameWidget.getValidity(),
 251                         this.descriptionWidget.getValidity(),
 252                         this.dateWidget.getValidity()
 253                 ).done( function () {
 254                         layout.emit( 'infoValid', true );
 255                 } ).fail( function () {
 256                         layout.emit( 'infoValid', false );
 257                 } );
 258         };
 259
 260         /* Getters */
 261
 262         /**
 263          * @inheritdoc
 264          */
 265         mw.ForeignStructuredUpload.BookletLayout.prototype.getText = function () {
 266                 var language = mw.config.get( 'wgContentLanguage' );
 267                 this.upload.clearDescriptions();
 268                 this.upload.addDescription( language, this.descriptionWidget.getValue() );
 269                 this.upload.setDate( this.dateWidget.getValue() );
 270                 this.upload.clearCategories();
 271                 this.upload.addCategories( this.categoriesWidget.getItemsData() );
 272                 return this.upload.getText();
 273         };
 274
 275         /**
 276          * Get original date from EXIF data
 277          *
 278          * @param {Object} file
 279          * @return {jQuery.Promise} Promise resolved with the EXIF date
 280          */
 281         mw.ForeignStructuredUpload.BookletLayout.prototype.getDateFromExif = function ( file ) {
 282                 var fileReader,
 283                         deferred = $.Deferred();
 284
 285                 if ( file && file.type === 'image/jpeg' ) {
 286                         fileReader = new FileReader();
 287                         fileReader.onload = function () {
 288                                 var fileStr, arr, i, metadata;
 289
 290                                 if ( typeof fileReader.result === 'string' ) {
 291                                         fileStr = fileReader.result;
 292                                 } else {
 293                                         // Array buffer; convert to binary string for the library.
 294                                         arr = new Uint8Array( fileReader.result );
 295                                         fileStr = '';
 296                                         for ( i = 0; i < arr.byteLength; i++ ) {
 297                                                 fileStr += String.fromCharCode( arr[ i ] );
 298                                         }
 299                                 }
 300
 301                                 try {
 302                                         metadata = mw.libs.jpegmeta( this.result, file.name );
 303                                 } catch ( e ) {
 304                                         metadata = null;
 305                                 }
 306
 307                                 if ( metadata !== null && metadata.exif !== undefined && metadata.exif.DateTimeOriginal ) {
 308                                         deferred.resolve( moment( metadata.exif.DateTimeOriginal, 'YYYY:MM:DD' ).format( 'YYYY-MM-DD' ) );
 309                                 } else {
 310                                         deferred.reject();
 311                                 }
 312                         };
 313
 314                         if ( 'readAsBinaryString' in fileReader ) {
 315                                 fileReader.readAsBinaryString( file );
 316                         } else if ( 'readAsArrayBuffer' in fileReader ) {
 317                                 fileReader.readAsArrayBuffer( file );
 318                         } else {
 319                                 // We should never get here
 320                                 deferred.reject();
 321                                 throw new Error( 'Cannot read thumbnail as binary string or array buffer.' );
 322                         }
 323                 }
 324
 325                 return deferred.promise();
 326         };
 327
 328         /**
 329          * Get last modified date from file
 330          *
 331          * @param {Object} file
 332          * @return {Object} Last modified date from file
 333          */
 334         mw.ForeignStructuredUpload.BookletLayout.prototype.getDateFromLastModified = function ( file ) {
 335                 if ( file && file.lastModified ) {
 336                         return moment( file.lastModified ).format( 'YYYY-MM-DD' );
 337                 }
 338         };
 339
 340         /* Setters */
 341
 342         /**
 343          * @inheritdoc
 344          */
 345         mw.ForeignStructuredUpload.BookletLayout.prototype.clear = function () {
 346                 mw.ForeignStructuredUpload.BookletLayout.parent.prototype.clear.call( this );
 347
 348                 this.ownWorkCheckbox.setSelected( false );
 349                 this.categoriesWidget.setItemsFromData( [] );
 350                 this.dateWidget.setValue( '' ).setValidityFlag( true );
 351         };
 352
 353 }( jQuery, mediaWiki ) );