Detect and recover from IndexedDB QuotaExceededError

Fixes #154

Thibaut committed 11 years ago

Commit 9dc99bd1 parent 1b6ded93 files · +18 −3Browse files

Showing the changes to assets/javascripts (3 of 3 files). Show all

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3 files

     @hideLoading()
     return
+  onQuotaExceeded: ->
+    new app.views.Notif 'QuotaExceeded', autoHide: null
+    Raven.captureMessage 'QuotaExceededError'
   onWindowError: (args...) ->
     if @isInjectionError args...
       @onInjectionError()

@@ -8,7 +8,7 @@ class app.DB · 7 unmodified lines
8		8
9	db: (fn) ->	9	db: (fn) ->
10	return fn() unless @useIndexedDB	10	return fn() unless @useIndexedDB
11	@callbacks.push(fn)	11	@callbacks.push(fn) if fn
12	return if @open	12	return if @open
13		13
14	try	14	try
@@ -39,8 +39,15 @@ class app.DB · 24 unmodified lines
39		39
40	onOpenError: (event) =>	40	onOpenError: (event) =>
41	event?.preventDefault()	41	event?.preventDefault()
42	@useIndexedDB = @open = false	42	@open = false
43	@runCallbacks()	43
		44	if event?.target?.error?.name is 'QuotaExceededError'
		45	@reset()
		46	@db()
		47	app.onQuotaExceeded()
		48	else
		49	@useIndexedDB = false
		50	@runCallbacks()
44	return	51	return
45		52
46	runCallbacks: (db) ->	53	runCallbacks: (db) ->

                 <a href="javascript:if(confirm('Are you sure you want to reset DevDocs?'))app.reset()">resetting the app</a>.<br>
                 You can also report this issue on <a href="https://github.com/Thibaut/devdocs/issues/new" target="_blank">GitHub</a>. """
+app.templates.notifQuotaExceeded = ->
+  textNotif """ Oops, the offline database has exceeded its size limitation. """,
+            """ Unfortunately this quota can't be detected programmatically, and the database can't be opened while over the quota, so it had to be reset. """
 app.templates.notifInvalidLocation = ->
   textNotif """ DevDocs must be loaded from #{app.config.production_host} """,
             """ Otherwise things are likely to break. """