Merge pull request #792 from sharelatex/hb-fetch-export-zips

Fetch export zips

services/web/app/coffee/Features/Exports/ExportsController.coffee

@@ -37,3 +37,11 @@ module.exports =
 				status_detail: parsed_export.status_detail
 			}
 			res.send export_json: json
+
+	exportZip: (req, res) ->
+		{export_id} = req.params
+		AuthenticationController.getLoggedInUserId(req)
+		ExportsHandler.fetchZip export_id, (err, export_zip_url) ->
+			return err if err?
+
+			res.redirect export_zip_url

services/web/app/coffee/Features/Exports/ExportsHandler.coffee

@@ -118,3 +118,19 @@ module.exports = ExportsHandler = self =
 				err = new Error("v1 export returned a failure status code: #{res.statusCode}")
 				logger.err err:err, export:export_id, "v1 export returned failure status code: #{res.statusCode}"
 				callback err
+
+	fetchZip: (export_id, callback=(err, zip_url) ->) ->
+		console.log("#{settings.apis.v1.url}/api/v1/sharelatex/exports/#{export_id}/zip_url")
+		request.get {
+			url: "#{settings.apis.v1.url}/api/v1/sharelatex/exports/#{export_id}/zip_url"
+			auth: {user: settings.apis.v1.user, pass: settings.apis.v1.pass }
+		}, (err, res, body) ->
+			if err?
+				logger.err err:err, export:export_id, "error making request to v1 export"
+				callback err
+			else if 200 <= res.statusCode < 300
+				callback null, body
+			else
+				err = new Error("v1 export returned a failure status code: #{res.statusCode}")
+				logger.err err:err, export:export_id, "v1 export zip fetch returned failure status code: #{res.statusCode}"
+				callback err

services/web/app/coffee/router.coffee

@@ -245,6 +245,7 @@ module.exports = class Router
 
 		webRouter.post '/project/:project_id/export/:brand_variation_id', AuthorizationMiddlewear.ensureUserCanAdminProject, ExportsController.exportProject
 		webRouter.get '/project/:project_id/export/:export_id', AuthorizationMiddlewear.ensureUserCanAdminProject, ExportsController.exportStatus
+		webRouter.get '/project/:project_id/export/:export_id/zip', AuthorizationMiddlewear.ensureUserCanAdminProject, ExportsController.exportZip
 
 		webRouter.get  '/Project/:Project_id/download/zip', AuthorizationMiddlewear.ensureUserCanReadProject, ProjectDownloadsController.downloadProject
 		webRouter.get  '/project/download/zip', AuthorizationMiddlewear.ensureUserCanReadMultipleProjects, ProjectDownloadsController.downloadMultipleProjects

services/web/test/unit/coffee/Exports/ExportsHandlerTests.coffee

@@ -281,3 +281,32 @@ describe 'ExportsHandler', ->
 				@callback.calledWith(null, { body: @body })
 				.should.equal true
 
+	describe 'fetchZip', ->
+		beforeEach (done) ->
+			@settings.apis =
+				v1:
+					url: 'http://localhost:5000'
+					user: 'overleaf'
+					pass: 'pass'
+			@export_id = 897
+			@body = "https://writelatex-conversions-dev.s3.amazonaws.com/exports/ieee_latexqc/tnb/2912/xggmprcrpfwbsnqzqqmvktddnrbqkqkr.zip?X-Amz-Expires=14400&X-Amz-Date=20180730T181003Z&X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=AKIAJDGDIJFGLNVGZH6A/20180730/us-east-1/s3/aws4_request&X-Amz-SignedHeaders=host&X-Amz-Signature=dec990336913cef9933f0e269afe99722d7ab2830ebf2c618a75673ee7159fee"
+			@stubGet = sinon.stub().yields(null, {statusCode: 200}, { body: @body })
+			done()
+
+		describe "when all goes well", ->
+			beforeEach (done) ->
+				@stubRequest.get = @stubGet
+				@ExportsHandler.fetchZip @export_id, (error, body) =>
+					@callback(error, body)
+					done()
+
+			it 'should issue the request', ->
+				expect(@stubGet.getCall(0).args[0]).to.deep.equal
+					url: @settings.apis.v1.url + '/api/v1/sharelatex/exports/' + @export_id + '/zip_url'
+					auth:
+						user: @settings.apis.v1.user
+						pass: @settings.apis.v1.pass
+
+			it 'should return the v1 export id', ->
+				@callback.calledWith(null, { body: @body })
+				.should.equal true