resources/src/mediawiki.special.watchlist/watchlist.js

   1 /*!
   2  * JavaScript for Special:Watchlist
   3  */
   4 ( function () {
   5         $( function () {
   6                 var api = new mw.Api(), $progressBar, $resetForm = $( '#mw-watchlist-resetbutton' );
   7
   8                 // If the user wants to reset their watchlist, use an API call to do so (no reload required)
   9                 // Adapted from a user script by User:NQ of English Wikipedia
  10                 // (User:NQ/WatchlistResetConfirm.js)
  11                 $resetForm.on( 'submit', function ( event ) {
  12                         var $button = $resetForm.find( 'input[name=mw-watchlist-reset-submit]' );
  13
  14                         event.preventDefault();
  15
  16                         // Disable reset button to prevent multiple concurrent requests
  17                         $button.prop( 'disabled', true );
  18
  19                         if ( !$progressBar ) {
  20                                 $progressBar = new OO.ui.ProgressBarWidget( { progress: false } ).$element;
  21                                 $progressBar.css( {
  22                                         position: 'absolute', width: '100%'
  23                                 } );
  24                         }
  25                         // Show progress bar
  26                         $resetForm.append( $progressBar );
  27
  28                         // Use action=setnotificationtimestamp to mark all as visited,
  29                         // then set all watchlist lines accordingly
  30                         api.postWithToken( 'csrf', {
  31                                 formatversion: 2, action: 'setnotificationtimestamp', entirewatchlist: true
  32                         } ).done( function () {
  33                                 // Enable button again
  34                                 $button.prop( 'disabled', false );
  35                                 // Hide the button because further clicks can not generate any visual changes
  36                                 $button.css( 'visibility', 'hidden' );
  37                                 $progressBar.detach();
  38                                 $( '.mw-changeslist-line-watched' )
  39                                         .removeClass( 'mw-changeslist-line-watched' )
  40                                         .addClass( 'mw-changeslist-line-not-watched' );
  41                         } ).fail( function () {
  42                                 // On error, fall back to server-side reset
  43                                 // First remove this submit listener and then re-submit the form
  44                                 $resetForm.off( 'submit' ).trigger( 'submit' );
  45                         } );
  46                 } );
  47
  48                 // if the user wishes to reload the watchlist whenever a filter changes
  49                 if ( mw.user.options.get( 'watchlistreloadautomatically' ) ) {
  50                         // add a listener on all form elements in the header form
  51                         $( '#mw-watchlist-form input, #mw-watchlist-form select' ).on( 'change', function () {
  52                                 // submit the form when one of the input fields is modified
  53                                 $( '#mw-watchlist-form' ).trigger( 'submit' );
  54                         } );
  55                 }
  56
  57                 if ( mw.user.options.get( 'watchlistunwatchlinks' ) ) {
  58                         // Watch/unwatch toggle link:
  59                         // If a page is on the watchlist, a '×' is shown which, when clicked, removes the page from the watchlist.
  60                         // After unwatching a page, the '×' becomes a '+', which if clicked re-watches the page.
  61                         // Unwatched page entries are struck through and have lowered opacity.
  62                         $( '.mw-changeslist' ).on( 'click', '.mw-unwatch-link, .mw-watch-link', function ( event ) {
  63                                 var $unwatchLink = $( this ), // EnhancedChangesList uses <table> for each row, while OldChangesList uses <li> for each row
  64                                         $watchlistLine = $unwatchLink.closest( 'li, table' )
  65                                                 .find( '[data-target-page]' ),
  66                                         pageTitle = $watchlistLine.data( 'targetPage' ),
  67                                         isTalk = mw.Title.newFromText( pageTitle ).isTalkPage();
  68
  69                                 // Utility function for looping through each watchlist line that matches
  70                                 // a certain page or its associated page (e.g. Talk)
  71                                 function forEachMatchingTitle( title, callback ) {
  72
  73                                         var titleObj = mw.Title.newFromText( title ),
  74                                                 associatedTitleObj = titleObj.isTalkPage() ? titleObj.getSubjectPage() : titleObj.getTalkPage(),
  75                                                 associatedTitle = associatedTitleObj.getPrefixedText();
  76                                         $( '.mw-changeslist-line' ).each( function () {
  77                                                 var $this = $( this ), $row, $unwatchLink;
  78
  79                                                 $this.find( '[data-target-page]' ).each( function () {
  80                                                         var $this = $( this ), rowTitle = $this.data( 'targetPage' );
  81                                                         if ( rowTitle === title || rowTitle === associatedTitle ) {
  82
  83                                                                 // EnhancedChangesList groups log entries by performer rather than target page. Therefore...
  84                                                                 // * If using OldChangesList, use the <li>
  85                                                                 // * If using EnhancedChangesList and $this is part of a grouped log entry, use the <td> sub-entry
  86                                                                 // * If using EnhancedChangesList and $this is not part of a grouped log entry, use the <table> grouped entry
  87                                                                 $row =
  88                                                                         $this.closest(
  89                                                                                 'li, table.mw-collapsible.mw-changeslist-log td[data-target-page], table' );
  90                                                                 $unwatchLink = $row.find( '.mw-unwatch-link, .mw-watch-link' );
  91
  92                                                                 callback( rowTitle, $row, $unwatchLink );
  93                                                         }
  94                                                 } );
  95                                         } );
  96                                 }
  97
  98                                 // Preload the notification module for mw.notify
  99                                 mw.loader.load( 'mediawiki.notification' );
 100
 101                                 // Depending on whether we are watching or unwatching, for each entry of the page (and its associated page i.e. Talk),
 102                                 // change the text, tooltip, and non-JS href of the (un)watch button, and update the styling of the watchlist entry.
 103                                 // eslint-disable-next-line no-jquery/no-class-state
 104                                 if ( $unwatchLink.hasClass( 'mw-unwatch-link' ) ) {
 105                                         api.unwatch( pageTitle )
 106                                                 .done( function () {
 107                                                         forEachMatchingTitle( pageTitle,
 108                                                                 function ( rowPageTitle, $row, $rowUnwatchLink ) {
 109                                                                         $rowUnwatchLink
 110                                                                                 .text( mw.msg( 'watchlist-unwatch-undo' ) )
 111                                                                                 .attr( 'title', mw.msg( 'tooltip-ca-watch' ) )
 112                                                                                 .attr( 'href',
 113                                                                                         mw.util.getUrl( rowPageTitle, { action: 'watch' } ) )
 114                                                                                 .removeClass( 'mw-unwatch-link loading' )
 115                                                                                 .addClass( 'mw-watch-link' );
 116                                                                         $row.find(
 117                                                                                 '.mw-changeslist-line-inner, .mw-enhanced-rc-nested' )
 118                                                                                 .addBack( '.mw-enhanced-rc-nested' ) // For matching log sub-entry
 119                                                                                 .addClass( 'mw-changelist-line-inner-unwatched' );
 120                                                                 } );
 121
 122                                                         mw.notify(
 123                                                                 mw.message( isTalk ? 'removedwatchtext-talk' : 'removedwatchtext',
 124                                                                         pageTitle ), { tag: 'watch-self' } );
 125                                                 } );
 126                                 } else {
 127                                         api.watch( pageTitle )
 128                                                 .then( function () {
 129                                                         forEachMatchingTitle( pageTitle,
 130                                                                 function ( rowPageTitle, $row, $rowUnwatchLink ) {
 131                                                                         $rowUnwatchLink
 132                                                                                 .text( mw.msg( 'watchlist-unwatch' ) )
 133                                                                                 .attr( 'title', mw.msg( 'tooltip-ca-unwatch' ) )
 134                                                                                 .attr( 'href',
 135                                                                                         mw.util.getUrl( rowPageTitle, { action: 'unwatch' } ) )
 136                                                                                 .removeClass( 'mw-watch-link loading' )
 137                                                                                 .addClass( 'mw-unwatch-link' );
 138                                                                         $row.find( '.mw-changelist-line-inner-unwatched' )
 139                                                                                 .addBack( '.mw-enhanced-rc-nested' )
 140                                                                                 .removeClass( 'mw-changelist-line-inner-unwatched' );
 141                                                                 } );
 142
 143                                                         mw.notify(
 144                                                                 mw.message( isTalk ? 'addedwatchtext-talk' : 'addedwatchtext',
 145                                                                         pageTitle ), { tag: 'watch-self' } );
 146                                                 } );
 147                                 }
 148
 149                                 event.preventDefault();
 150                                 event.stopPropagation();
 151                                 $unwatchLink.trigger( 'blur' );
 152                         } );
 153                 }
 154         } );
 155
 156 }() );