/** * This class generates a '.rels' file that contain all links to related objects. * * i.e. a worksheet may have a pivot table or the workbook has multiple sheets * * @private */Ext.define('Ext.exporter.file.ooxml.Relationships', { extend: 'Ext.exporter.file.ooxml.Xml', isRelationships: true, currentIndex: 1, config: { /** * @private * All relationships targets should be relative paths to this parent folder * when the file is generated otherwise iOS Safari won't display the file */ parentFolder: null, items: [] }, contentType: { contentType: 'application/vnd.openxmlformats-package.relationships+xml' }, fileNameTemplate: '{fileName}.rels', tpl: [ '<?xml version="1.0" encoding="UTF-8" standalone="yes"?>', '<Relationships xmlns="http://schemas.openxmlformats.org/package/2006/relationships">', '<tpl if="items"><tpl for="items.getRange()">{[values.render()]}</tpl></tpl>', '</Relationships>' ], collectFiles: function(files) { var items = this.getItems(), length = items.length, folder = this.getParentFolder(), i; if (length) { for (i = 0; i < length; i++) { items.getAt(i).setParentFolder(folder); } files[this.getPath()] = this.render(); } }, applyFolder: function(folder, oldFolder) { folder = this.callParent([folder, oldFolder]); return folder + '_rels/'; }, applyItems: function(data, dataCollection) { return this.checkCollection(data, dataCollection, 'Ext.exporter.file.ooxml.Relationship'); }, updateItems: function(collection, oldCollection) { var me = this; if (oldCollection) { oldCollection.un({ add: me.updateIds, remove: me.updateIds, scope: me }); } if (collection) { collection.on({ add: me.updateIds, remove: me.updateIds, scope: me }); } }, updateIds: function(items) { var i, len, item; if (!items) { return; } len = items.length; for (i = 0; i < len; i++) { item = items.getAt(i); item.setId('rId' + (i + 1)); } }, /** * Convenience method to add relationships. * @param {Object/Array} config * @return {Ext.exporter.file.ooxml.Relationship/Ext.exporter.file.ooxml.Relationship[]} */ addRelationship: function(config) { return this.getItems().add(config || {}); }, removeRelationship: function(config) { return this.getItems().remove(config); }});