Receiving and sharing files in a group messaging environment

A computer program product for receiving and sharing files in a group messaging environment, the computer program product comprising a computer readable storage medium having program code embodied therewith, the program code executable to:

• receive, by one or more servers in an infrastructure computing environment, a file from a mobile device of a first user in a group of users in a session of group messaging;
• determine, by the one or more servers, locations, battery levels, and data download speeds of mobile devices of the users;
• determine, by the one or more servers, co-located users, based on the locations;
• select, by the one or more servers, a second user from the co-located users, based on the battery levels and the data download speeds;
• send, by the one or more servers, the file to a mobile device of the second user;
• and
• wherein the mobile device of the second user sends the file to mobile devices of the co-located users through a short-range communication medium.

A computer system for receiving and sharing files in a group messaging environment, the computer system comprising:

• one or more processors, one or more computer readable tangible storage devices, and program instructions stored on at least one of the one or more computer readable tangible storage devices for execution by at least one of the one or more processors, the program instructions executable to:
• receive, by one or more servers in an infrastructure computing environment, a file from a mobile device of a first user in a group of users in a session of group messaging;
• determine, by the one or more servers, locations, battery levels, and data download speeds of mobile devices of the users;
• determine, by the one or more servers, co-located users, based on the locations;
• select, by the one or more servers, a second user from the co-located users, based on the battery levels and the data download speeds;
• send, by the one or more servers, the file to a mobile device of the second user;
• and
• wherein the mobile device of the second user sends the file to mobile devices of the co-located users through a short-range communication medium.