var utils = require( 'ext.discussionTools.init' ).utils; module.exports = {}; /** * Override mw.config with the given data. Used for testing different languages etc. * (Automatically restored after every test by QUnit.newMwEnvironment.) * * @param {Object} config */ module.exports.overrideMwConfig = function ( config ) { $.extend( mw.config.values, config ); }; /** * Return the node that is expected to contain thread items. * * @param {jQuery} $nodes * @return {jQuery} */ module.exports.getThreadContainer = function ( $nodes ) { // In tests created from Parsoid output, comments are contained directly in . This becomes a // huge mess of

nodes when we insert it into the existing document, oh well… // In tests created from old parser output, comments are contained in

. if ( $nodes.filter( 'section' ).length ) { return $( '

' ) .append( $nodes.filter( 'section' ) ) .append( $nodes.filter( 'base' ) ); } else { return $nodes.find( 'div.mw-parser-output' ); } }; /** * Get the offset path from ancestor to offset in descendant * * @copyright 2011-2019 VisualEditor Team and others; see http://ve.mit-license.org * * @param {Node} ancestor The ancestor node * @param {Node} node The descendant node * @param {number} nodeOffset The offset in the descendant node * @return {number[]} The offset path */ function getOffsetPath( ancestor, node, nodeOffset ) { var path = [ nodeOffset ]; while ( node !== ancestor ) { if ( node.parentNode === null ) { // eslint-disable-next-line no-console console.log( node, 'is not a descendant of', ancestor ); throw new Error( 'Not a descendant' ); } path.unshift( utils.childIndexOf( node ) ); node = node.parentNode; } return path; } /** * Massage comment data to make it serializable as JSON. * * @param {CommentItem} parent Comment item; modified in-place * @param {Node} root Ancestor node of all comments */ module.exports.serializeComments = function ( parent, root ) { if ( !parent.range.startContainer ) { // Already done as part of a different thread return; } // Can't serialize circular structures to JSON delete parent.parent; // Can't serialize the DOM nodes involved in the range, // instead use their offsets within their parent nodes parent.range = [ getOffsetPath( root, parent.range.startContainer, parent.range.startOffset ).join( '/' ), getOffsetPath( root, parent.range.endContainer, parent.range.endOffset ).join( '/' ) ]; if ( parent.signatureRanges ) { parent.signatureRanges = parent.signatureRanges.map( function ( range ) { return [ getOffsetPath( root, range.startContainer, range.startOffset ).join( '/' ), getOffsetPath( root, range.endContainer, range.endOffset ).join( '/' ) ]; } ); } // Unimportant delete parent.rootNode; parent.replies.forEach( function ( comment ) { module.exports.serializeComments( comment, root ); } ); };