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|
#
# * Sync.set() and Sync.clear() propagate local changes to chrome.storage.sync.
# * Sync.handleStorageUpdate() listens for changes to chrome.storage.sync and propagates those
# changes to localStorage and into vimium's internal state.
#
# The effect is best-effort synchronization of vimium options/settings between
# chrome/vimium instances.
#
# NOTE:
# Values handled within this module are ALWAYS already JSON.stringifed, so
# they're always non-empty strings.
#
Sync =
storage: chrome.storage.sync
doNotSync: ["settingsVersion", "previousVersion"]
init: (onReady) ->
chrome.storage.onChanged.addListener (changes, area) => @handleStorageUpdate changes, area
@storage.get null, (items) =>
unless chrome.runtime.lastError
for own key, value of items
Settings.storeAndPropagate key, value if @shouldSyncKey key
# We call onReady() even if @storage.get() fails; otherwise, the initialization of Settings never
# completes.
onReady?()
# Asynchronous message from synced storage.
handleStorageUpdate: (changes, area) ->
for own key, change of changes
Settings.storeAndPropagate key, change?.newValue if @shouldSyncKey key
# Only called synchronously from within vimium, never on a callback.
# No need to propagate updates to the rest of vimium, that's already been done.
set: (key, value) ->
if @shouldSyncKey key
setting = {}; setting[key] = value
@storage.set setting
# Only called synchronously from within vimium, never on a callback.
clear: (key) ->
@storage.remove key if @shouldSyncKey key
# Should we synchronize this key?
shouldSyncKey: (key) -> key not in @doNotSync
Settings =
isLoaded: false
cache: {}
onLoadedListeners: []
init: ->
# On extension pages, we use localStorage (or a copy of it) as the cache.
if Utils.isExtensionPage()
@cache = if Utils.isBackgroundPage() then localStorage else extend {}, localStorage
@postInit()
Sync.init => @postInit()
postInit: ->
wasLoaded = @isLoaded
@isLoaded = true
unless wasLoaded
listener() while listener = @onLoadedListeners.pop()
get: (key) ->
console.log "WARNING: Settings have not loaded yet; using the default value for #{key}." unless @isLoaded
if key of @cache and @cache[key]? then JSON.parse(@cache[key]) else @defaults[key]
set: (key, value) ->
# Don't store the value if it is equal to the default, so we can change the defaults in the future
if (value == @defaults[key])
@clear(key)
else
jsonValue = JSON.stringify value
@cache[key] = jsonValue
Sync.set key, jsonValue
clear: (key) ->
if @has key
delete @cache[key]
Sync.clear key
has: (key) -> key of @cache
use: (key, callback) ->
callCallback = => callback @get key
if @isLoaded then callCallback() else @onLoadedListeners.push => callCallback
# For settings which require action when their value changes, add hooks to this object, to be called from
# options/options.coffee (when the options page is saved), and by Settings.storeAndPropagate (when an
# update propagates from chrome.storage.sync).
postUpdateHooks: {}
# postUpdateHooks convenience wrapper
performPostUpdateHook: (key, value) ->
@postUpdateHooks[key]? value
# Only ever called from asynchronous synced-storage callbacks (on start up and handleStorageUpdate).
storeAndPropagate: (key, value) ->
return unless key of @defaults
return if value and key of @cache and @cache[key] is value
defaultValue = @defaults[key]
defaultValueJSON = JSON.stringify(defaultValue)
if value and value != defaultValueJSON
# Key/value has been changed to non-default value at remote instance.
@cache[key] = value
@performPostUpdateHook key, JSON.parse(value)
else
# Key has been reset to default value at remote instance.
if key of @cache
delete @cache[key]
@performPostUpdateHook key, defaultValue
# options.coffee and options.html only handle booleans and strings; therefore all defaults must be booleans
# or strings
defaults:
scrollStepSize: 60
smoothScroll: true
keyMappings: "# Insert your preferred key mappings here."
linkHintCharacters: "sadfjklewcmpgh"
linkHintNumbers: "0123456789"
filterLinkHints: false
hideHud: false
userDefinedLinkHintCss:
"""
div > .vimiumHintMarker {
/* linkhint boxes */
background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,#FFF785),
color-stop(100%,#FFC542));
border: 1px solid #E3BE23;
}
div > .vimiumHintMarker span {
/* linkhint text */
color: black;
font-weight: bold;
font-size: 12px;
}
div > .vimiumHintMarker > .matchingCharacter {
}
"""
# Default exclusion rules.
exclusionRules:
[
# Disable Vimium on Gmail.
{ pattern: "http*://mail.google.com/*", passKeys: "" }
]
# NOTE: If a page contains both a single angle-bracket link and a double angle-bracket link, then in
# most cases the single bracket link will be "prev/next page" and the double bracket link will be
# "first/last page", so we put the single bracket first in the pattern string so that it gets searched
# for first.
# "\bprev\b,\bprevious\b,\bback\b,<,←,«,≪,<<"
previousPatterns: "prev,previous,back,<,\u2190,\xab,\u226a,<<"
# "\bnext\b,\bmore\b,>,→,»,≫,>>"
nextPatterns: "next,more,>,\u2192,\xbb,\u226b,>>"
# default/fall back search engine
searchUrl: "https://www.google.com/search?q="
# put in an example search engine
searchEngines: [
"w: http://www.wikipedia.org/w/index.php?title=Special:Search&search=%s Wikipedia"
""
"# More examples."
"#"
"# (Vimium has built-in completion for these.)"
"#"
"# g: http://www.google.com/search?q=%s Google"
"# l: http://www.google.com/search?q=%s&btnI I'm feeling lucky..."
"# y: http://www.youtube.com/results?search_query=%s Youtube"
"# b: https://www.bing.com/search?q=%s Bing"
"# d: https://duckduckgo.com/?q=%s DuckDuckGo"
"# az: http://www.amazon.com/s/?field-keywords=%s Amazon"
"#"
"# Another example (for Vimium does not have completion)."
"#"
"# m: https://www.google.com/maps/search/%s Google Maps"
].join "\n"
newTabUrl: "chrome://newtab"
grabBackFocus: false
settingsVersion: Utils.getCurrentVersion()
helpDialog_showAdvancedCommands: false
Settings.init()
# Perform migration from old settings versions, if this is the background page.
if Utils.isBackgroundPage()
# We use settingsVersion to coordinate any necessary schema changes.
if Utils.compareVersions("1.42", Settings.get("settingsVersion")) != -1
Settings.set("scrollStepSize", parseFloat Settings.get("scrollStepSize"))
Settings.set("settingsVersion", Utils.getCurrentVersion())
# Migration (after 1.49, 2015/2/1).
# Legacy setting: findModeRawQuery (a string).
# New setting: findModeRawQueryList (a list of strings), now stored in chrome.storage.local (not localStorage).
chrome.storage.local.get "findModeRawQueryList", (items) ->
unless chrome.runtime.lastError or items.findModeRawQueryList
rawQuery = Settings.get "findModeRawQuery"
chrome.storage.local.set findModeRawQueryList: (if rawQuery then [ rawQuery ] else [])
root = exports ? window
root.Settings = Settings
# Export Sync via Settings for tests.
root.Settings.Sync = Sync
|
