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DRY up a bit

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This commit is contained in:
Alasdair Smith 2017-09-21 15:07:15 +01:00
parent b796879c9f
commit 55c880e1dd
1 changed files with 12 additions and 22 deletions
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34
services/real-time/app/coffee/WebsocketController.coffee
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@ -91,38 +91,28 @@ module.exports = WebsocketController =
return callback(error) if error? return callback(error) if error?
DocumentUpdaterManager.getDocument project_id, doc_id, fromVersion, (error, lines, version, ranges, ops) -> DocumentUpdaterManager.getDocument project_id, doc_id, fromVersion, (error, lines, version, ranges, ops) ->
return callback(error) if error? return callback(error) if error?
# Encode any binary bits of data so it can go via WebSockets # Encode any binary bits of data so it can go via WebSockets
# See http://ecmanaut.blogspot.co.uk/2006/07/encoding-decoding-utf8-in-javascript.html # See http://ecmanaut.blogspot.co.uk/2006/07/encoding-decoding-utf8-in-javascript.html
encodeForWebsockets = (text) -> unescape(encodeURIComponent(text))
escapedLines = [] escapedLines = []
for line in lines for line in lines
try try
line = unescape(encodeURIComponent(line)) line = encodeForWebsockets(line)
catch err catch err
logger.err {err, project_id, doc_id, fromVersion, line, client_id: client.id}, "error encoding line uri component" logger.err {err, project_id, doc_id, fromVersion, line, client_id: client.id}, "error encoding line uri component"
return callback(err) return callback(err)
escapedLines.push line escapedLines.push line
if options.encodeRanges if options.encodeRanges
if ranges.comments try
escapedComments = [] for comment in ranges?.comments or []
for comment in ranges.comments comment.op.c = encodeForWebsockets(comment.op.c)
try for change in ranges?.changes or []
comment.op.c = unescape(encodeURIComponent(comment.op.c)) change.op.i = encodeForWebsockets(comment.op.i) if change.op.i
catch err change.op.d = encodeForWebsockets(comment.op.d) if change.op.d
logger.err {err, project_id, doc_id, fromVersion, comment, client_id: client.id}, "error encoding comment uri component" catch err
return callback(err) logger.err {err, project_id, doc_id, fromVersion, ranges, client_id: client.id}, "error encoding range uri component"
escapedComments.push comment return callback(err)
ranges.comments = escapedComments
if ranges.changes
escapedChanges = []
for change in ranges.changes
try
change.op.i = unescape(encodeURIComponent(change.op.i)) if change.op.i
change.op.d = unescape(encodeURIComponent(change.op.d)) if change.op.d
catch err
logger.err {err, project_id, doc_id, fromVersion, change, client_id: client.id}, "error encoding change uri component"
return callback(err)
escapedChanges.push change
ranges.changes = escapedChanges
AuthorizationManager.addAccessToDoc client, doc_id AuthorizationManager.addAccessToDoc client, doc_id
client.join(doc_id) client.join(doc_id)