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Detect and recover from IndexedDB QuotaExceededError

Fixes #154

Thibaut committed 11 years ago

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

Unified · Split

3 files
  1. assets/javascripts/app/app.coffee +4 −0
  2. assets/javascripts/app/db.coffee +10 −3
  3. assets/javascripts/templates/notif_tmpl.coffee +4 −0
assets/javascripts/app/app.coffee+4−0
@@ -132,6 +132,10 @@ · 131 unmodified lines
132 @hideLoading()132 @hideLoading()
133 return133 return
134 134
135 onQuotaExceeded: ->
136 new app.views.Notif 'QuotaExceeded', autoHide: null
137 Raven.captureMessage 'QuotaExceededError'
138
135 onWindowError: (args...) ->139 onWindowError: (args...) ->
136 if @isInjectionError args...140 if @isInjectionError args...
137 @onInjectionError()141 @onInjectionError()
assets/javascripts/app/db.coffee+10−3
@@ -8,7 +8,7 @@ class app.DB · 7 unmodified lines
8 8
9 db: (fn) ->9 db: (fn) ->
10 return fn() unless @useIndexedDB10 return fn() unless @useIndexedDB
11 @callbacks.push(fn)11 @callbacks.push(fn) if fn
12 return if @open12 return if @open
13 13
14 try14 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 = false42 @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 return51 return
45 52
46 runCallbacks: (db) ->53 runCallbacks: (db) ->
assets/javascripts/templates/notif_tmpl.coffee+4−0
@@ -15,6 +15,10 @@ app.templates.notifError = -> · 14 unmodified lines
15 <a href="javascript:if(confirm('Are you sure you want to reset DevDocs?'))app.reset()">resetting the app</a>.<br>15 <a href="javascript:if(confirm('Are you sure you want to reset DevDocs?'))app.reset()">resetting the app</a>.<br>
16 You can also report this issue on <a href="https://github.com/Thibaut/devdocs/issues/new" target="_blank">GitHub</a>. """16 You can also report this issue on <a href="https://github.com/Thibaut/devdocs/issues/new" target="_blank">GitHub</a>. """
17 17
18app.templates.notifQuotaExceeded = ->
19 textNotif """ Oops, the offline database has exceeded its size limitation. """,
20 """ 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. """
21
18app.templates.notifInvalidLocation = ->22app.templates.notifInvalidLocation = ->
19 textNotif """ DevDocs must be loaded from #{app.config.production_host} """,23 textNotif """ DevDocs must be loaded from #{app.config.production_host} """,
20 """ Otherwise things are likely to break. """24 """ Otherwise things are likely to break. """