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EdmiError edmiRemoteDeleteUser(SdaiServerContext serverContextId,
SdaiUser userId,
SdaiInvocationId *edmiInvocationId);
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Deletes an EDMuser identified by its userId from a remote EDMdatabase
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.
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An EDMuser may not be deleted when it is connected to an EDMserver
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. Neither may it be deleted if it is the owner of data in the remote EDMdatabase
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.
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Only the superuser may use this function.
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Arguments
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| Type | Name | Comment |
| SdaiServerContext | serverContextId | Context identification, from edmiDefineServerContext |
| SdaiUser | userId | The numeric userID that uniquely identifies the EDMuser to be deleted. |
| SdaiInvocationId | edmiInvocationId | Currently not used. |
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Return Value
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|---|---|---|---|---|---|---|
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Options
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Example
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/* Delete User 'Lucy' and Give all Lucys objects to Johnny. */ EdmiError rstat; SdaiServerContext suContext; SdaiUser lucyUserId, johnnyUserId; /* Define Remote Server Context for the superuser */ rstat = edmiDefineServerContext("SuperUserContext", |
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"superuser", NULL, "xfx56kl9", |
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"TCP", "9090", "MyServerHost", |
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NULL, NULL, NULL, NULL, NULL, &suContext); |
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/* Get the user Id for 'Lucy' */ |
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rstat = edmiRemoteGetUser(suContext, "Lucy", &lucyUserId, NULL); |
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/* Try to delete 'Lucy' */ |
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rstat = edmiRemoteDeleteUser(suContext, lucyUserId, NULL); |
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if (rstat == edmiE_USER_OWNS) { |
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/* Lucy may not own objects when deleted. |
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Must locate an object owned by Lucy. */ |
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SdaiAggr _instAggr; |
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SdaiModel _instId; |
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SdaiInteger _index, _nInst, _nTot; |
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/* Get all edm_models from the ExpressDataManager model */ |
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rstat = edmiRemoteGetEntityExtentBN(suContext, "SystemRepository", |
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"ExpressDataManager", "EDM_MODEL", 0, |
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&_instAggr, &_nInst, &_nTot, NULL); |
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_index = 0; |
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_nInst = 1; |
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_instId = 0; |
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/* Look for models owned by 'Lucy' */ |
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rstat = edmiRemoteFindAggrInstances(suContext, _instAggr, |
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"OWNER = lucyUserId", 1, |
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&_index, &_nInst, &_instId, NULL); |
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if (!_instId) { |
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/* Lucy owns no models. Get all edm_repositories |
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from the ExpressDataManager model */ rstat = edmiRemoteGetEntityExtentBN(suContext, "SystemRepository", |
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"ExpressDataManager", "EDM_REPOSITORY", 0, |
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&_instAggr, &_nInst, &_nTot, NULL); |
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_nInst = 1; |
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/* Look for repositories owned by 'Lucy' */ |
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rstat = edmiRemoteFindAggrInstances(suContext, _instAggr, |
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"OWNER = lucyUserId", 1, |
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&_index, &_nInst, &_instId, NULL); |
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if (!_instId) { |
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/* Lucy owns no protected objects. Something is wrong. |
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There is nothing more to be owned by Lucy !! */ |
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printf("ERROR: Can not find object owned by Lucy"); |
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goto err; |
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} } /* Get the 'Johnny' user Id */ |
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rstat = edmiRemoteGetUser(suContext, "Johnny", &johnnyUserId, NULL); |
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/* Give all objects owned by Lucy to Johnny */ |
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rstat = edmiRemoteChangeInstanceOwner(suContext, _instId, |
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johnnyUserId, FOR_ALL_OWNED_INSTANCES, NULL); |
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/* Delete Lucy */ |
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rstat = edmiRemoteDeleteUser(suContext, lucyUserId, NULL); |
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printf("\nLucy was deleted. Johnny was given ownership \ |
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to all Lucys objects"); |
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}
. . . |
See also
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