| System: Linux srv913213 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 UTC 2026 x86_64 Current Path : /var/www/talentgenesis_admin_backend/node_modules/exceljs/lib/stream/xlsx/ |
| Current File : /var/www/talentgenesis_admin_backend/node_modules/exceljs/lib/stream/xlsx/hyperlink-reader.js |
const {EventEmitter} = require('events');
const parseSax = require('../../utils/parse-sax');
const Enums = require('../../doc/enums');
const RelType = require('../../xlsx/rel-type');
class HyperlinkReader extends EventEmitter {
constructor({workbook, id, iterator, options}) {
super();
this.workbook = workbook;
this.id = id;
this.iterator = iterator;
this.options = options;
}
get count() {
return (this.hyperlinks && this.hyperlinks.length) || 0;
}
each(fn) {
return this.hyperlinks.forEach(fn);
}
async read() {
const {iterator, options} = this;
let emitHyperlinks = false;
let hyperlinks = null;
switch (options.hyperlinks) {
case 'emit':
emitHyperlinks = true;
break;
case 'cache':
this.hyperlinks = hyperlinks = {};
break;
default:
break;
}
if (!emitHyperlinks && !hyperlinks) {
this.emit('finished');
return;
}
try {
for await (const events of parseSax(iterator)) {
for (const {eventType, value} of events) {
if (eventType === 'opentag') {
const node = value;
if (node.name === 'Relationship') {
const rId = node.attributes.Id;
switch (node.attributes.Type) {
case RelType.Hyperlink:
{
const relationship = {
type: Enums.RelationshipType.Styles,
rId,
target: node.attributes.Target,
targetMode: node.attributes.TargetMode,
};
if (emitHyperlinks) {
this.emit('hyperlink', relationship);
} else {
hyperlinks[relationship.rId] = relationship;
}
}
break;
default:
break;
}
}
}
}
}
this.emit('finished');
} catch (error) {
this.emit('error', error);
}
}
}
module.exports = HyperlinkReader;