Merge "Move section ID fallbacks into headers themselves"
[lhc/web/wiklou.git] / resources / src / mediawiki.special / mediawiki.special.watchlist.js
index a35f4d1..535ca93 100644 (file)
 /*!
  * JavaScript for Special:Watchlist
- *
- * This script is only loaded, if the user opt-in a setting in Special:Preferences,
- * that the watchlist should be automatically reloaded, when a filter option is
- * changed in the header form.
  */
-jQuery( function ( $ ) {
-       // add a listener on all form elements in the header form
-       $( '#mw-watchlist-form input, #mw-watchlist-form select' ).on( 'change', function () {
-               // submit the form, when one of the input fields was changed
-               $( '#mw-watchlist-form' ).submit();
+( function ( mw, $, OO ) {
+       $( function () {
+               var api = new mw.Api(), $progressBar, $resetForm = $( '#mw-watchlist-resetbutton' );
+
+               // If the user wants to reset their watchlist, use an API call to do so (no reload required)
+               // Adapted from a user script by User:NQ of English Wikipedia
+               // (User:NQ/WatchlistResetConfirm.js)
+               $resetForm.submit( function ( event ) {
+                       var $button = $resetForm.find( 'input[name=mw-watchlist-reset-submit]' );
+
+                       event.preventDefault();
+
+                       // Disable reset button to prevent multiple concurrent requests
+                       $button.prop( 'disabled', true );
+
+                       if ( !$progressBar ) {
+                               $progressBar = new OO.ui.ProgressBarWidget( { progress: false } ).$element;
+                               $progressBar.css( {
+                                       position: 'absolute', width: '100%'
+                               } );
+                       }
+                       // Show progress bar
+                       $resetForm.append( $progressBar );
+
+                       // Use action=setnotificationtimestamp to mark all as visited,
+                       // then set all watchlist lines accordingly
+                       api.postWithToken( 'csrf', {
+                               formatversion: 2, action: 'setnotificationtimestamp', entirewatchlist: true
+                       } ).done( function () {
+                               // Enable button again
+                               $button.prop( 'disabled', false );
+                               // Hide the button because further clicks can not generate any visual changes
+                               $button.css( 'visibility', 'hidden' );
+                               $progressBar.detach();
+                               $( '.mw-changeslist-line-watched' )
+                                       .removeClass( 'mw-changeslist-line-watched' )
+                                       .addClass( 'mw-changeslist-line-not-watched' );
+                       } ).fail( function () {
+                               // On error, fall back to server-side reset
+                               // First remove this submit listener and then re-submit the form
+                               $resetForm.off( 'submit' ).submit();
+                       } );
+               } );
+
+               // if the user wishes to reload the watchlist whenever a filter changes
+               if ( mw.user.options.get( 'watchlistreloadautomatically' ) ) {
+                       // add a listener on all form elements in the header form
+                       $( '#mw-watchlist-form input, #mw-watchlist-form select' ).on( 'change', function () {
+                               // submit the form when one of the input fields is modified
+                               $( '#mw-watchlist-form' ).submit();
+                       } );
+               }
+
+               if ( mw.user.options.get( 'watchlistunwatchlinks' ) ) {
+                       // Watch/unwatch toggle link:
+                       // If a page is on the watchlist, a '×' is shown which, when clicked, removes the page from the watchlist.
+                       // After unwatching a page, the '×' becomes a '+', which if clicked re-watches the page.
+                       // Unwatched page entries are struck through and have lowered opacity.
+                       $( '.mw-unwatch-link, .mw-watch-link' ).click( function ( event ) {
+                               var $unwatchLink = $( this ), // EnhancedChangesList uses <table> for each row, while OldChangesList uses <li> for each row
+                                       $watchlistLine = $unwatchLink.closest( 'li, table' )
+                                               .find( '[data-target-page]' ),
+                                       pageTitle = $watchlistLine.data( 'targetPage' ),
+                                       isTalk = mw.Title.newFromText( pageTitle ).getNamespaceId() % 2 === 1;
+
+                               // Utility function for looping through each watchlist line that matches
+                               // a certain page or its associated page (e.g. Talk)
+                               function forEachMatchingTitle( title, callback ) {
+
+                                       var titleObj = mw.Title.newFromText( title ),
+                                               pageNamespaceId = titleObj.getNamespaceId(),
+                                               isTalk = pageNamespaceId % 2 === 1,
+                                               associatedTitle = mw.Title.makeTitle( isTalk ? pageNamespaceId - 1 : pageNamespaceId + 1,
+                                                       titleObj.getMainText() ).getPrefixedText();
+                                       $( '.mw-changeslist-line' ).each( function () {
+                                               var $this = $( this ), $row, $unwatchLink;
+
+                                               $this.find( '[data-target-page]' ).each( function () {
+                                                       var $this = $( this ), rowTitle = $this.data( 'targetPage' );
+                                                       if ( rowTitle === title || rowTitle === associatedTitle ) {
+
+                                                               // EnhancedChangesList groups log entries by performer rather than target page. Therefore...
+                                                               // * If using OldChangesList, use the <li>
+                                                               // * If using EnhancedChangesList and $this is part of a grouped log entry, use the <td> sub-entry
+                                                               // * If using EnhancedChangesList and $this is not part of a grouped log entry, use the <table> grouped entry
+                                                               $row =
+                                                                       $this.closest(
+                                                                               'li, table.mw-collapsible.mw-changeslist-log td[data-target-page], table' );
+                                                               $unwatchLink = $row.find( '.mw-unwatch-link, .mw-watch-link' );
+
+                                                               callback( rowTitle, $row, $unwatchLink );
+                                                       }
+                                               } );
+                                       } );
+                               }
+
+                               // Depending on whether we are watching or unwatching, for each entry of the page (and its associated page i.e. Talk),
+                               // change the text, tooltip, and non-JS href of the (un)watch button, and update the styling of the watchlist entry.
+                               if ( $unwatchLink.hasClass( 'mw-unwatch-link' ) ) {
+                                       api.unwatch( pageTitle )
+                                               .done( function () {
+                                                       forEachMatchingTitle( pageTitle,
+                                                               function ( rowPageTitle, $row, $rowUnwatchLink ) {
+                                                                       $rowUnwatchLink
+                                                                               .text( mw.msg( 'watchlist-unwatch-undo' ) )
+                                                                               .attr( 'title', mw.msg( 'tooltip-ca-watch' ) )
+                                                                               .attr( 'href',
+                                                                                       mw.util.getUrl( rowPageTitle, { action: 'watch' } ) )
+                                                                               .removeClass( 'mw-unwatch-link loading' )
+                                                                               .addClass( 'mw-watch-link' );
+                                                                       $row.find(
+                                                                               '.mw-changeslist-line-inner, .mw-enhanced-rc-nested' )
+                                                                               .addBack( '.mw-enhanced-rc-nested' ) // For matching log sub-entry
+                                                                               .addClass( 'mw-changelist-line-inner-unwatched' );
+                                                               } );
+
+                                                       mw.notify(
+                                                               mw.message( isTalk ? 'removedwatchtext-talk' : 'removedwatchtext',
+                                                                       pageTitle ), { tag: 'watch-self' } );
+                                               } );
+                               } else {
+                                       api.watch( pageTitle )
+                                               .then( function () {
+                                                       forEachMatchingTitle( pageTitle,
+                                                               function ( rowPageTitle, $row, $rowUnwatchLink ) {
+                                                                       $rowUnwatchLink
+                                                                               .text( mw.msg( 'watchlist-unwatch' ) )
+                                                                               .attr( 'title', mw.msg( 'tooltip-ca-unwatch' ) )
+                                                                               .attr( 'href',
+                                                                                       mw.util.getUrl( rowPageTitle, { action: 'unwatch' } ) )
+                                                                               .removeClass( 'mw-watch-link loading' )
+                                                                               .addClass( 'mw-unwatch-link' );
+                                                                       $row.find( '.mw-changelist-line-inner-unwatched' )
+                                                                               .addBack( '.mw-enhanced-rc-nested' )
+                                                                               .removeClass( 'mw-changelist-line-inner-unwatched' );
+                                                               } );
+
+                                                       mw.notify(
+                                                               mw.message( isTalk ? 'addedwatchtext-talk' : 'addedwatchtext',
+                                                                       pageTitle ), { tag: 'watch-self' } );
+                                               } );
+                               }
+
+                               event.preventDefault();
+                               event.stopPropagation();
+                               $unwatchLink.blur();
+                       } );
+               }
        } );
 
-} );
+}( mediaWiki, jQuery, OO )
+);