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refactor some methods that will be used

pull/1/head
ansuz 2020-01-23 13:56:16 -05:00
parent b585dd998d
commit 75f1f8c40b
1 changed files with 29 additions and 12 deletions
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41
rpc.js
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@ -278,6 +278,24 @@ var getMetadata = function (Env, channel, cb) {
});
};
// E_NO_OWNERS
var hasOwners = function (metadata) {
return Boolean(metadata && Array.isArray(metadata.owners));
};
var hasPendingOwners = function (metadata) {
return Boolean(metadata && Array.isArray(metadata.pending_owners));
};
// INSUFFICIENT_PERMISSIONS
var isOwner = function (metadata, unsafeKey) {
return metadata.owners.indexOf(unsafeKey) !== -1;
};
var isPendingOwner = function (metadata, unsafeKey) {
return metadata.pending_owners.indexOf(unsafeKey) !== -1;
};
/* setMetadata
- write a new line to the metadata log if a valid command is provided
- data is an object: {
@ -300,16 +318,16 @@ var setMetadata = function (Env, data, unsafeKey, cb) {
cb(err);
return void next();
}
if (!(metadata && Array.isArray(metadata.owners))) {
if (!hasOwners(metadata)) {
cb('E_NO_OWNERS');
return void next();
}
// Confirm that the channel is owned by the user in question
// or the user is accepting a pending ownerhsip offer
if (metadata.pending_owners && Array.isArray(metadata.pending_owners) &&
metadata.pending_owners.indexOf(unsafeKey) !== -1 &&
metadata.owners.indexOf(unsafeKey) === -1) {
// or the user is accepting a pending ownership offer
if (hasPendingOwners(metadata) &&
isPendingOwner(metadata, unsafeKey) &&
!isOwner(metadata, unsafeKey)) {
// If you are a pending owner, make sure you can only add yourelf as an owner
if ((command !== 'ADD_OWNERS' && command !== 'RM_PENDING_OWNERS')
@ -319,8 +337,8 @@ var setMetadata = function (Env, data, unsafeKey, cb) {
cb('INSUFFICIENT_PERMISSIONS');
return void next();
}
} else if (metadata.owners.indexOf(unsafeKey) === -1) {
// XXX wacky fallthrough is hard to read
} else if (!isOwner(metadata, unsafeKey)) {
cb('INSUFFICIENT_PERMISSIONS');
return void next();
}
@ -817,12 +835,11 @@ var clearOwnedChannel = function (Env, channelId, unsafeKey, cb) {
getMetadata(Env, channelId, function (err, metadata) {
if (err) { return void cb(err); }
if (!(metadata && Array.isArray(metadata.owners))) { return void cb('E_NO_OWNERS'); }
if (!hasOwners(metadata)) { return void cb('E_NO_OWNERS'); }
// Confirm that the channel is owned by the user in question
if (metadata.owners.indexOf(unsafeKey) === -1) {
if (!isOwner(metadata, unsafeKey)) {
return void cb('INSUFFICIENT_PERMISSIONS');
}
// FIXME COLDSTORAGE
return void Env.msgStore.clearChannel(channelId, function (e) {
cb(e);
});
@ -905,8 +922,8 @@ var removeOwnedChannel = function (Env, channelId, unsafeKey, cb) {
getMetadata(Env, channelId, function (err, metadata) {
if (err) { return void cb(err); }
if (!(metadata && Array.isArray(metadata.owners))) { return void cb('E_NO_OWNERS'); }
if (metadata.owners.indexOf(unsafeKey) === -1) {
if (!hasOwners(metadata)) { return void cb('E_NO_OWNERS'); }
if (!isOwner(metadata, unsafeKey)) {
return void cb('INSUFFICIENT_PERMISSIONS');
}
// if the admin has configured data retention...