The consent of both the parties is mandatory for getting a decree of divorce as per law, even in divorce by way of mutual understanding.
If, she is facing hardship , she should file a case for maintenance in the family court of your area and thereby she will get maintenance for herself and for her child. Working lady also can get maintenance from her husband ,if her income is not sufficient as per her standard of living or for the education purposes of her child.
If, the husband is playing with her sentiments by sending Divorce papers and not talking for her welfare then She should firstly file the Maintenance petition under section 125 crpc.
Out of this she can lodge complaint to the CWC ,where the official will try to reconcile the matter in dispute.
If, her husband files a petition for Divorce against her , even though in that case she can moved an application for maintenance .
Good luck and dont forget to Rating