Method, apparatus and computer program product for generating externally shared communication channels

1. A computing system associated with a group-based communication platform, wherein the computing system comprises:

communications circuitry configured to:

receive a message over a shared communication channel and from a first client device associated with a first group identification corresponding to a first organization;

determine a viewing privilege setting corresponding to the message, based at least in part on content of the message and an association of the message with the first group identification,

wherein the shared communication channel is associated with the first group identification and a second group identification associated with a second organization that is different than the first organization, and

wherein the first client device, a second client device associated with the first group identification, and one or more other client devices comprise client devices associated with the shared communication channel; and

message amplifier circuitry configured to:

generate a general message based at least in part on the message and the viewing privilege setting;

in response to a first determination that the viewing privilege setting is a private viewing privilege setting, (1) transmit the general message to a first subset of the client devices associated with the first group identification, wherein the first subset includes at least the first client device and the second client device, and (2) index a first storage message corresponding to the general message in a separate index associated with the first group identification, wherein the separate index limits access and rendering in a first shared communication interface to the client devices associated with the first group identification; and

in response to a second determination that the viewing privilege setting is a public viewing privilege setting, (1) transmit the general message to the client devices, and (2) index a second storage message corresponding to the general message in a shared index associated with the first group identification and the second group identification, wherein the shared index allows access and rendering in the first shared communication interface to the client devices associated with the first group identification and in a second shared communication interface to a second subset of the client devices associated with the second group identification.

2. The computing system of claim 1 , wherein individual client devices associated with the first subset are associated with at least one of the first group identification and not the second group identification.

3. The computing system of claim 1 , wherein the message is a first message and the viewing privilege setting is a first viewing privilege setting, and wherein the communications circuitry is further configured to receive, via the shared communication channel, a second message associated with a second viewing privilege setting; and

wherein the message amplifier circuitry is further configured to:

generate a second general message based on the second message and the second viewing privilege setting;

in response to a determination that the second viewing privilege setting is a different private viewing privilege setting, transmit the second general message to a different subset of the client devices; and

in response to a determination that the second viewing privilege setting is a public viewing privilege setting, transmit the second general message to the client devices.

4. The computing system of claim 3 , wherein the different private viewing privilege is associated with the second group identification, and wherein individual client devices associated with the different subset are associated with the second group identification.

5. The computing system of claim 3 , wherein the second viewing privilege setting is a different private viewing privilege setting, and wherein the message amplifier circuitry is further configured to, based at least in part on transmitting the second general message to the different subset, cause the general message to be rendered in a third shared communication interface of individual client devices associated with the different subset.

6. The computing system of claim 1 , wherein the group-based communication platform comprises a set of database shards, wherein the set of database shards comprises a database shard associated with the first group identification, and wherein the computing system comprises database circuitry configured to:

generate the first storage message based on the message and the viewing privilege setting; and

store the first storage message in the database shard.

7. The computing system of claim 1 , wherein the viewing privilege setting comprises the private viewing privilege setting, and wherein the general message is a private general message.

8. The computing system of claim 1 , wherein the viewing privilege setting comprises the public viewing privilege setting, and wherein the general message is a public general message.

9. The computing system of claim 1 , wherein the viewing privilege setting is the private viewing privilege setting, and wherein the message amplifier circuitry is further configured to, based at least in part on transmitting the general message to the first subset, cause the general message to be rendered in the first shared communication interface of individual client devices associated with the first subset.

10. The computing system of claim 1 , wherein the message comprises a body of the message and wherein an attachment associated with the message is associated with a different viewing privilege setting as the message.

11. A computer-implemented method comprising:

receiving, by communications circuitry associated with a shared communication channel, and from a first client device associated with a first group identification corresponding to a first organization, a message;

determining a viewing privilege setting corresponding to the message, based at least in part on content of the message and an association of the message with the first group identification,

wherein the shared communication channel is associated with the first group identification and a second group identification associated with a second organization that is different than the first organization, and

wherein the first client device, a second client device associated with the first group identification, and one or more other client devices comprise client devices associated with the shared communication channel;

generating, by message amplifier circuitry, a general message based at least in part on the message and the viewing privilege setting;

in response to a first determination that the viewing privilege setting is a private viewing privilege setting, (1) transmitting the general message to a first subset of the client devices associated with the first organization, wherein the first subset includes at least the first client device and the second client device, and (2) indexing a first storage message corresponding to the general message in a separate index associated with the first group identification, wherein the separate index limits access and rendering in a first shared communication interface to the client devices associated with the first group identification; and

in response to a second determination that the viewing privilege setting is a public viewing privilege setting, (1) transmitting the general message to the client devices, and (2) indexing a second storage message corresponding to the general message in a shared index associated with the first group identification and the second group identification, wherein the shared index allows access and rendering in the first shared communication interface to the client devices associated with the first group identification and in a second shared communication interface to a second subset of the client devices associated with the second group identification.

12. The computer-implemented method of claim 11 , wherein individual client devices associated with the first subset are also associated with the second group identification.

13. The computer-implemented method of claim 11 , further comprising based at least in part on transmitting the general message to the client devices associated with the first group identification, cause, by the message amplifier circuitry, the general message to be rendered in the first shared communication interface.

14. The computer-implemented method of claim 11 , wherein the viewing privilege setting is the private viewing privilege setting, and wherein the message amplifier circuitry is further configured to, based at least in part on transmitting the general message to the first subset, cause the general message to be rendered in the first shared communication interface of individual client devices associated with the first subset.

15. The computer-implemented method of claim 11 , wherein the message comprises a body of the message and wherein an attachment associated with the message is associated with a different viewing privilege setting as the message.

16. A computer program product comprising at least one non-transitory computer-readable storage medium storing computer-executable program code instructions that, when executed by processing circuitry of a computing system, cause the computing system to:

receive, over a shared communication channel, and from a first client device associated with a first group identification corresponding to a first organization, a message;

determine a viewing privilege setting corresponding to the message, based at least in part on content of the message and an association of the message with the first group identification,

wherein the shared communication channel is associated with the first group identification and a second group identification associated with a second organization that is different than the first organization, and

wherein the first client device, a second client device associated with the first group identification, and one or more other client devices comprise client devices associated with the shared communication channel;

generate, by message amplifier circuitry, a general message based at least in part on the message and the viewing privilege setting;

in response to a first determination that the viewing privilege setting is a private viewing privilege setting, (1) transmit the general message to a first subset of the client devices associated with the first group identification, wherein the first subset includes at least the first client device and the second client device, and (2) index a first storage message corresponding to the general message in a separate index associated with the first group identification, wherein the separate index limits access and rendering in a first shared communication interface to the client devices associated with the first group identification; and

in response to a second determination that the viewing privilege setting is a public viewing privilege setting, (1) transmit the general message to the client devices, and (2) index a second storage message corresponding to the general message in a shared index associated with the first group identification and the second group identification, wherein the shared index allows access and rendering in the first shared communication interface to the client devices associated with the first group identification and in a second shared communication interface to a second subset of the client devices associated with the second group identification.

17. The computer program product of claim 16 , wherein individual client devices associated with the first subset are associated with the first group identification and not the second group identification.

18. The computer program product of claim 16 , wherein individual client devices associated with the first subset are associated with the first group identification and the second group identification.

19. The computer program product of claim 16 , wherein the viewing privilege setting is the private viewing privilege setting, and wherein the message amplifier circuitry is further configured to, based at least in part on transmitting the general message to the first subset, cause the general message to be rendered in the first shared communication interface of individual client devices associated with the first subset.

20. The computer program product of claim 16 , wherein the message comprises a body of the message and wherein an attachment associated with the message is associated with a different viewing privilege setting as the message.