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98fe352a8c
the overleaf.history object controls writing to the project history service, we need a separate flag to determine whether to read from it or from track changes.
64 lines
2.1 KiB
CoffeeScript
64 lines
2.1 KiB
CoffeeScript
logger = require "logger-sharelatex"
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request = require "request"
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settings = require "settings-sharelatex"
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AuthenticationController = require "../Authentication/AuthenticationController"
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ProjectDetailsHandler = require "../Project/ProjectDetailsHandler"
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module.exports = HistoryController =
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initializeProject: (callback = (error, history_id) ->) ->
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return callback() if !settings.apis.project_history?.enabled
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request.post {
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url: "#{settings.apis.project_history.url}/project"
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}, (error, res, body)->
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return callback(error) if error?
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if res.statusCode >= 200 and res.statusCode < 300
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try
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project = JSON.parse(body)
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catch error
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return callback(error)
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overleaf_id = project?.project?.id
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if !overleaf_id
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error = new Error("project-history did not provide an id", project)
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return callback(error)
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callback null, { overleaf_id }
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else
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error = new Error("project-history returned a non-success status code: #{res.statusCode}")
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callback error
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selectHistoryApi: (req, res, next = (error) ->) ->
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project_id = req.params?.Project_id
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# find out which type of history service this project uses
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ProjectDetailsHandler.getDetails project_id, (err, project) ->
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return next(err) if err?
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if project?.overleaf?.history?.display
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req.useProjectHistory = true
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else
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req.useProjectHistory = false
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next()
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proxyToHistoryApi: (req, res, next = (error) ->) ->
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user_id = AuthenticationController.getLoggedInUserId req
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url = HistoryController.buildHistoryServiceUrl(req.useProjectHistory) + req.url
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logger.log url: url, "proxying to history api"
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getReq = request(
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url: url
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method: req.method
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headers:
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"X-User-Id": user_id
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)
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getReq.pipe(res)
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getReq.on "error", (error) ->
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logger.error url: url, err: error, "history API error"
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next(error)
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buildHistoryServiceUrl: (useProjectHistory) ->
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# choose a history service, either document-level (trackchanges)
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# or project-level (project_history)
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if settings.apis.project_history?.enabled && useProjectHistory
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return settings.apis.project_history.url
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else
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return settings.apis.trackchanges.url
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