MediaWiki:Gadget-twinkledelimages.js

//

(function($){

/*
 * twinkledelimages.js: Batch deletion of images (sysops only)
 * Mode of invocation:    Tab ("Deli-batch")
 * Active on:             Existing non-special pages
 * Config directives in:  TwinkleConfig
 * Active on:             Existing non-special pages
 * Config directives in:  TwinkleConfig

Twinkle.delimages = function twinkledeli { if( mw.config.get( 'wgNamespaceNumber' ) < 0 || !mw.config.get( 'wgCurRevisionId' ) ) { return; }	if( Morebits.userIsInGroup( 'sysop' ) ) { Twinkle.addPortletLink( Twinkle.delimages.callback, "Deli-batch", "tw-deli", "Delete files found on page" ); } };

Twinkle.delimages.unlinkCache = {}; Twinkle.delimages.callback = function twinkledeliCallback { var Window = new Morebits.simpleWindow( 800, 400 ); Window.setTitle( "Batch file deletion" ); Window.setScriptName( "Twinkle" ); Window.addFooterLink( "Twinkle help", "WP:TW/DOC#delimages" );

var form = new Morebits.quickForm( Twinkle.delimages.callback.evaluate ); form.append( {		type: 'checkbox',		list: [			{				label: 'Delete files',				name: 'delete_image',				value: 'delete',				checked: true			},			{				label: 'Unlink uses of this file',				name: 'unlink_image',				value: 'unlink',				checked: true			}		]	} ); form.append( {		type: 'textarea',		name: 'reason',		label: 'Reason: '	} ); var query; if( mw.config.get( 'wgNamespaceNumber' ) === 14 ) { // Category: query = { 'action': 'query', 'generator': 'categorymembers', 'gcmtitle': mw.config.get( 'wgPageName' ), 'gcmnamespace': 6, // File: 'gcmlimit' : Twinkle.getPref('deliMax'), 'prop': [ 'imageinfo', 'categories', 'revisions' ], 'grvlimit': 1, 'grvprop': [ 'user' ] };	} else { query = { 'action': 'query', 'generator': 'images', 'titles': mw.config.get( 'wgPageName' ), 'prop': [ 'imageinfo', 'categories', 'revisions' ], 'gimlimit': 'max' };	}	var wikipedia_api = new Morebits.wiki.api( 'Grabbing files', query, function( self ) {		var xmlDoc = self.responseXML;		var images = $(xmlDoc).find('page[imagerepository="local"]');		var list = [];

$.each(images, function {			var $self = $(this);			var image = $self.attr('title');			var user = $self.find('imageinfo ii').attr('user');			var last_edit = $self.find('revisions rev').attr('user');			var disputed = $self.find('categories cl[title="Category:Contested candidates for speedy deletion"]').size > 0;			list.push( { 'label': image + ' - author: ' + user + ', last edit from: ' + last_edit + ( disputed ? ' DISPUTED' : '' ), 'value': image, 'checked': !disputed });		});

self.params.form.append({			type: 'checkbox',			name: 'images',			list: list		}); self.params.form.append( { type:'submit' } );

var result = self.params.form.render; self.params.Window.setContent( result ); });

wikipedia_api.params = { form:form, Window:Window }; wikipedia_api.post; var root = document.createElement( 'div' ); Morebits.status.init( root ); Window.setContent( root ); Window.display; };

Twinkle.delimages.currentDeleteCounter = 0; Twinkle.delimages.currentUnlinkCounter = 0; Twinkle.delimages.currentdeletor = 0; Twinkle.delimages.callback.evaluate = function twinkledeliCallbackEvaluate(event) { var images = event.target.getChecked( 'images' ); var reason = event.target.reason.value; var delete_image = event.target.delete_image.checked; var unlink_image = event.target.unlink_image.checked; if( ! reason ) { return; }

Morebits.simpleWindow.setButtonsEnabled( false ); Morebits.status.init( event.target );

function toCall( work ) { if( work.length === 0 && Twinkle.delimages.currentDeleteCounter <= 0 && Twinkle.delimages.currentUnlinkCounter <= 0 ) { window.clearInterval( Twinkle.delimages.currentdeletor ); Morebits.wiki.removeCheckpoint; return; } else if( work.length !== 0 && Twinkle.delimages.currentDeleteCounter <= Twinkle.getPref('batchDeleteMinCutOff') && Twinkle.delimages.currentUnlinkCounter <= Twinkle.getPref('batchDeleteMinCutOff') ) { Twinkle.delimages.unlinkCache = []; // Clear the cache var images = work.shift; Twinkle.delimages.currentDeleteCounter = images.length; Twinkle.delimages.currentUnlinkCounter = images.length; var i;			for( i = 0; i < images.length; ++i ) { var image = images[i]; var query = { 'action': 'query', 'titles': image };				var wikipedia_api = new Morebits.wiki.api( 'Checking if file ' + image + ' exists', query, Twinkle.delimages.callbacks.main ); wikipedia_api.params = { image:image, reason:reason, unlink_image:unlink_image, delete_image:delete_image }; wikipedia_api.post; }		}	}	var work = Morebits.array.chunk( images, Twinkle.getPref('deliChunks') ); Morebits.wiki.addCheckpoint; Twinkle.delimages.currentdeletor = window.setInterval( toCall, 1000, work ); }; Twinkle.delimages.callbacks = { main: function( self ) { var xmlDoc = self.responseXML; var $data = $(xmlDoc);

var normal = $data.find('normalized n').attr('to');

if( normal ) { self.params.image = normal; }

var exists = $data.find('pages page[title="'+self.params.image.replace( /"/g, '\\"')+'"]:not([missing])').size > 0;

if( ! exists ) { self.statelem.error( "It seems that the page doesn't exists, perhaps it has already been deleted" ); return; }		if( self.params.unlink_image ) { var query = { 'action': 'query', 'list': 'imageusage', 'iutitle': self.params.image, 'iulimit': Morebits.userIsInGroup( 'sysop' ) ? 5000 : 500 // 500 is max for normal users, 5000 for bots and sysops };			var wikipedia_api = new Morebits.wiki.api( 'Grabbing file links', query, Twinkle.delimages.callbacks.unlinkImageInstancesMain ); wikipedia_api.params = self.params; wikipedia_api.post; }		if( self.params.delete_image ) {

var imagepage = new Morebits.wiki.page( self.params.image, 'Deleting image'); imagepage.setEditSummary( "File deleted: " + self.params.reason + Twinkle.getPref('deletionSummaryAd')); imagepage.deletePage; }	},	unlinkImageInstancesMain: function( self ) { var xmlDoc = self.responseXML; var instances = []; $(xmlDoc).find('imageusage iu').each(function{			instances.push($(this).attr('title'));		}); if( instances.length === 0 ) { --twinklebatchdelete.currentUnlinkCounter; return; }

$.each( instances, function(k,title) {			page = new Morebits.wiki.page(title, "Unlinking instances on " + title);			page.setFollowRedirect(true);			page.setCallbackParameters({'image': self.params.image, 'reason': self.params.reason});			page.load(Twinkle.delimages.callbacks.unlinkImageInstances);

});	},	unlinkImageInstances: function( self ) {		var params = self.getCallbackParameters;		var statelem = self.getStatusElement;

var image = params.image.replace( /^(?:Image|File):/, '' ); var old_text = self.getPageText; var wikiPage = new Morebits.wikitext.page( old_text ); wikiPage.commentOutImage( image, 'Commented out because image was deleted' ); var text = wikiPage.getText;

if( text === old_text ) { statelem.error( 'failed to unlink image ' + image +' from ' + self.getPageName ); return; }		self.setPageText(text); self.setEditSummary('Removing instance of file ' + image + " that has been deleted because \"" + params.reason + "\")" + "; " + Twinkle.getPref('deletionSummaryAd'));		self.setCreateOption('nocreate');		self.save;	} }; })(jQuery);

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