Add in modal for creating linked URL file

services/web/app/coffee/Features/LinkedFiles/UrlAgent.coffee

@@ -8,7 +8,9 @@ module.exports = UrlAgent = {
 		}
 
 	writeIncomingFileToDisk: (project_id, data, current_user_id, callback = (error, fsPath) ->) ->
-		# TODO: proxy through external API
+		# TODO: Check it's a valid URL
+		# TODO: Proxy through external API
+		# TODO: Error unless valid status code
 		url = data.url
 		readStream = request.get(url)
 		FileWriter.writeStreamToDisk project_id, readStream, callback

services/web/app/views/project/editor/file-tree.pug

@@ -339,6 +339,52 @@ script(type='text/ng-template', id='newDocModalTemplate')
 			span(ng-show="state.inflight") #{translate("creating")}...
 
 
+script(type='text/ng-template', id='linkedFileModalTemplate')
+	.modal-header
+		h3 New file from URL
+	.modal-body
+		form(novalidate, name="newLinkedFileForm")
+			div.alert.alert-danger(ng-if="error")
+				div(ng-switch="error")
+					span(ng-switch-when="already exists") #{translate("file_already_exists")}
+					span(ng-switch-default) {{error}}
+			label(for="url") URL to fetch the file from
+			input.form-control(
+				type="text",
+				placeholder="www.example.com/my_file",
+				required,
+				ng-model="inputs.url",
+				focus-on="open",
+				on-enter="create()",
+				name="url"
+			)
+			.row-spaced
+				label(for="name") File name in this project
+				input.form-control(
+					type="text",
+					placeholder="my_file",
+					required,
+					ng-model="inputs.name",
+					ng-change="nameChangedByUser = true"
+					valid-file,
+					on-enter="create()",
+					name="name"
+				)
+				.text-danger.row-spaced-small(ng-show="newDocForm.name.$error.validFile")
+					| #{translate('files_cannot_include_invalid_characters')}
+	.modal-footer
+		button.btn.btn-default(
+			ng-disabled="state.inflight"
+			ng-click="cancel()"
+		) #{translate("cancel")}
+		button.btn.btn-primary(
+			ng-disabled="newLinkedFileForm.$invalid || state.inflight"
+			ng-click="create()"
+		)
+			span(ng-hide="state.inflight") #{translate("create")}
+			span(ng-show="state.inflight") #{translate("creating")}...
+
+
 script(type='text/ng-template', id='newFolderModalTemplate')
 	.modal-header
 		h3 #{translate("new_folder")}

services/web/nodemon.frontend.json

@@ -4,6 +4,7 @@
     "node_modules/"
   ],
   "verbose": true,
+  "legacyWatch": true,
   "exec": "make compile",
   "watch": [
     "public/coffee/",

services/web/nodemon.json

@@ -4,6 +4,7 @@
     "node_modules/"
   ],
   "verbose": true,
+  "legacyWatch": true,
   "execMap": {
     "js": "npm run start"
   },

services/web/public/coffee/ide/file-tree/FileTreeManager.coffee

@@ -355,6 +355,20 @@ define [
 				_csrf: window.csrfToken
 			}
 
+		createLinkedFile: (name, parent_folder  = @getCurrentFolder(), provider, data) ->
+			# check if a doc/file/folder already exists with this name
+			if @existsInThisFolder parent_folder, name
+				return @nameExistsError()
+			# We'll wait for the socket.io notification to actually
+			# add the file for us.
+			return @ide.$http.post "/project/#{@ide.project_id}/linked_file", {
+				name: name,
+				parent_folder_id: parent_folder?.id
+				provider,
+				data,
+				_csrf: window.csrfToken
+			}
+
 		renameEntity: (entity, name, callback = (error) ->) ->
 			return if entity.name == name
 			return if name.length >= 150

services/web/public/coffee/ide/file-tree/controllers/FileTreeController.coffee

@@ -30,6 +30,16 @@ define [
 				}
 			)
 
+		$scope.openLinkedFileModal = window.openLinkedFileModal = () ->
+			$modal.open(
+				templateUrl: "linkedFileModalTemplate"
+				controller:  "LinkedFileModalController"
+				scope: $scope
+				resolve: {
+					parent_folder: () -> ide.fileTreeManager.getCurrentFolder()
+				}
+			)
+
 		$scope.orderByFoldersFirst = (entity) ->
 			return '0' if entity?.type == "folder"
 			return '1'
@@ -187,3 +197,46 @@ define [
 			$scope.cancel = () ->
 				$modalInstance.dismiss('cancel')
 	]
+
+	App.controller "LinkedFileModalController", [
+		"$scope", "ide", "$modalInstance", "$timeout", "parent_folder",
+		($scope,   ide,   $modalInstance,   $timeout,   parent_folder) ->
+			$scope.inputs =
+				name: ""
+				url: ""
+			$scope.nameChangedByUser = false
+			$scope.state =
+				inflight: false
+
+			$modalInstance.opened.then () ->
+				$timeout () ->
+					$scope.$broadcast "open"
+				, 200
+
+			$scope.$watch "inputs.url", (url) ->
+				if url? and url != "" and !$scope.nameChangedByUser
+					url = url.replace("://", "") # Ignore http:// etc
+					parts = url.split("/").reverse()
+					if parts.length > 1 # Wait for at one /
+						$scope.inputs.name = parts[0]
+
+			$scope.create = () ->
+				{name, url} = $scope.inputs
+				if !name? or name.length == 0
+					return
+				if !url? or url.length == 0
+					return
+				$scope.state.inflight = true
+				ide.fileTreeManager
+					.createLinkedFile(name, parent_folder, 'url', {url})
+					.then () ->
+						$scope.state.inflight = false
+						$modalInstance.close()
+					.catch (response)->
+						{ data } = response
+						$scope.error = data
+						$scope.state.inflight = false
+
+			$scope.cancel = () ->
+				$modalInstance.dismiss('cancel')
+	]