overleaf/services/web/public/coffee/ide/editor/EditorManager.coffee

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define [
"ide/editor/Document"
"ide/editor/directives/aceEditor"
"ide/editor/controllers/SavingNotificationController"
], (Document) ->
class EditorManager
constructor: (@ide, @$scope) ->
@$scope.editor = {
sharejs_doc: null
open_doc_id: null
open_doc_name: null
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opening: true
trackChanges: false
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wantTrackChanges: false
richText: false
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}
@$scope.$on "entity:selected", (event, entity) =>
if (@$scope.ui.view != "history" and entity.type == "doc")
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@openDoc(entity)
@$scope.$on "entity:deleted", (event, entity) =>
if @$scope.editor.open_doc_id == entity.id
return if !@$scope.project.rootDoc_id
doc = @ide.fileTreeManager.findEntityById(@$scope.project.rootDoc_id)
return if !doc?
@openDoc(doc)
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initialized = false
@$scope.$on "file-tree:initialized", () =>
if !initialized
initialized = true
@autoOpenDoc()
@$scope.$on "flush-changes", () =>
Document.flushAll()
@$scope.$watch "editor.wantTrackChanges", (value) =>
return if !value?
@_syncTrackChangesState(@$scope.editor.sharejs_doc)
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autoOpenDoc: () ->
open_doc_id =
@ide.localStorage("doc.open_id.#{@$scope.project_id}") or
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@$scope.project.rootDoc_id
return if !open_doc_id?
doc = @ide.fileTreeManager.findEntityById(open_doc_id)
return if !doc?
@openDoc(doc)
openDocId: (doc_id, options = {}) ->
doc = @ide.fileTreeManager.findEntityById(doc_id)
return if !doc?
@openDoc(doc, options)
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openDoc: (doc, options = {}) ->
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sl_console.log "[openDoc] Opening #{doc.id}"
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@$scope.ui.view = "editor"
done = () =>
if options.gotoLine?
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# allow Ace to display document before moving, delay until next tick
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# added delay to make this happen later that gotoStoredPosition in
# CursorPositionManager
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setTimeout () =>
@$scope.$broadcast "editor:gotoLine", options.gotoLine, options.gotoColumn
, 0
else if options.gotoOffset?
setTimeout () =>
@$scope.$broadcast "editor:gotoOffset", options.gotoOffset
, 0
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if doc.id == @$scope.editor.open_doc_id and !options.forceReopen
@$scope.$apply () =>
done()
return
@$scope.editor.open_doc_id = doc.id
@$scope.editor.open_doc_name = doc.name
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@ide.localStorage "doc.open_id.#{@$scope.project_id}", doc.id
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@ide.fileTreeManager.selectEntity(doc)
@$scope.editor.opening = true
@_openNewDocument doc, (error, sharejs_doc) =>
if error?
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@ide.showGenericMessageModal(
"Error opening document"
"Sorry, something went wrong opening this document. Please try again."
)
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return
@_syncTrackChangesState(sharejs_doc)
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@$scope.$broadcast "doc:opened"
@$scope.$apply () =>
@$scope.editor.opening = false
@$scope.editor.sharejs_doc = sharejs_doc
done()
_openNewDocument: (doc, callback = (error, sharejs_doc) ->) ->
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sl_console.log "[_openNewDocument] Opening..."
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current_sharejs_doc = @$scope.editor.sharejs_doc
if current_sharejs_doc?
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sl_console.log "[_openNewDocument] Leaving existing open doc..."
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current_sharejs_doc.leaveAndCleanUp()
@_unbindFromDocumentEvents(current_sharejs_doc)
new_sharejs_doc = Document.getDocument @ide, doc.id
new_sharejs_doc.join (error) =>
return callback(error) if error?
@_bindToDocumentEvents(doc, new_sharejs_doc)
callback null, new_sharejs_doc
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_bindToDocumentEvents: (doc, sharejs_doc) ->
sharejs_doc.on "error", (error, meta) =>
if error?.message?
message = error.message
else if typeof error == "string"
message = error
else
message = ""
if message.match "maxDocLength"
@ide.showGenericMessageModal(
"Document Too Long"
"Sorry, this file is too long to be edited manually. Please upload it directly."
)
else if message.match "too many comments or tracked changes"
@ide.showGenericMessageModal(
"Too many comments or tracked changes"
"Sorry, this file has too many comments or tracked changes. Please try accepting or rejecting some existing changes, or resolving and deleting some comments."
)
else
@ide.socket.disconnect()
@ide.reportError(error, meta)
@ide.showGenericMessageModal(
"Out of sync"
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"Sorry, this file has gone out of sync and we need to do a full refresh. <br> <a href='/learn/Kb/Editor_out_of_sync_problems'>Please see this help guide for more information</a>"
)
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@openDoc(doc, forceReopen: true)
sharejs_doc.on "externalUpdate", (update) =>
return if @_ignoreExternalUpdates
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@ide.showGenericMessageModal(
"Document Updated Externally"
"This document was just updated externally. Any recent changes you have made may have been overwritten. To see previous versions please look in the history."
)
_unbindFromDocumentEvents: (document) ->
document.off()
getCurrentDocValue: () ->
@$scope.editor.sharejs_doc?.getSnapshot()
getCurrentDocId: () ->
@$scope.editor.open_doc_id
startIgnoringExternalUpdates: () ->
@_ignoreExternalUpdates = true
stopIgnoringExternalUpdates: () ->
@_ignoreExternalUpdates = false
_syncTimeout: null
_syncTrackChangesState: (doc) ->
return if !doc?
if @_syncTimeout?
clearTimeout @_syncTimeout
@_syncTimeout = null
want = @$scope.editor.wantTrackChanges
have = doc.getTrackingChanges()
if want == have
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@$scope.editor.trackChanges = want
return
do tryToggle = () =>
saved = !doc.getInflightOp()? and !doc.getPendingOp()?
if saved
doc.setTrackingChanges(want)
@$scope.$apply () =>
@$scope.editor.trackChanges = want
else
@_syncTimeout = setTimeout tryToggle, 100
toggleRichText: () ->
@$scope.editor.richText = !@$scope.editor.richText