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Created page with "// License: GPL var controller_item_id = 991; var wbEStruct = { instanceOfRelations: 'claims.P3', // location of P3 relations in wbEntity IDPropLoc: 'mainsnak.datavalue...."
// License: GPL

var controller_item_id = 991;

var wbEStruct = {
instanceOfRelations: 'claims.P3', // location of P3 relations in wbEntity
IDPropLoc: 'mainsnak.datavalue.value', // location of ID properties in related entity
IDName: 'numeric-id' // ID property name which checked
};

// check if we are on a page of a loaded Entity
if ( typeof mw.config.values.wbEntity != "undefined" ) {
console.log( "entity is defined" )
// get wbEntity as json
var obj = JSON.parse ( mw.config.values.wbEntity );
console.log( "parsed object", obj )
// check if we have P3 relations and iterate through
if ( typeof check( obj, wbEStruct["instanceOfRelations"] ) != "undefined" ) {
console.log( "object has 'instance of' relations" );
for( var i = 0; i < dive( obj, wbEStruct["instanceOfRelations"] ).length; i++ ) {
console.log("dived in");
// check if we have controller id constructed from wbEntity
if( dive( dive( obj, wbEStruct["instanceOfRelations"])[i] , wbEStruct["IDPropLoc"])[wbEStruct["IDName"]] === controller_item_id ) {
console.log( "it's a controller" )
var $title2 = $( '.wikibase-title' ),
qId = $title2.find( '.wikibase-title-id' ).text().replace( /[()]/g, '' );
var api = new mw.Api();
api.get( {
action: 'expandtemplates',
text: '{{MailtoAccess|'+qId+'}}'
} ).done( function ( data ) {
mw.notify( $('<a href="'+data.expandtemplates["*"]+'"> Do a SAR to this controller!</a>') , { autoHide: false } );
} );
}
}
}
// Else let's do nothing;
}

// helper function for diving into a part of array
function indexinterpolate(obj,i) { return (obj[i] != undefined) ? obj[i] : obj};

// helper function for checking a part of an array exists
function indexcheck(obj,i) { return (obj[i] != undefined) ? obj[i] : undefined };

// dive selects matrix.a.b.c.d from the array called matrix and 'a.b.c.d' as string
// if a.b.c.d does not exists, it returns the substructure until the substructure exists, if d does not exist, it returns matrix.a.b.c e.g.

function dive(array, read){
return read.split('.').reduce(indexinterpolate, array);
}

function check(array, read){
return read.split('.').reduce(indexcheck, array);
}

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