You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
87 lines
2.1 KiB
JavaScript
87 lines
2.1 KiB
JavaScript
(function() {
|
|
'use strict';
|
|
window.Whisper = window.Whisper || {};
|
|
var Item = Backbone.Model.extend({
|
|
database: Whisper.Database,
|
|
storeName: 'items',
|
|
});
|
|
var ItemCollection = Backbone.Collection.extend({
|
|
model: Item,
|
|
storeName: 'items',
|
|
database: Whisper.Database,
|
|
});
|
|
|
|
var ready = false;
|
|
var items = new ItemCollection();
|
|
items.on('reset', function() {
|
|
ready = true;
|
|
});
|
|
window.storage = {
|
|
/*****************************
|
|
*** Base Storage Routines ***
|
|
*****************************/
|
|
put: function(key, value) {
|
|
if (value === undefined) {
|
|
throw new Error('Tried to store undefined');
|
|
}
|
|
if (!ready) {
|
|
console.log('Called storage.put before storage is ready. key:', key);
|
|
}
|
|
var item = items.add({ id: key, value: value }, { merge: true });
|
|
return new Promise(function(resolve, reject) {
|
|
item.save().then(resolve, reject);
|
|
});
|
|
},
|
|
|
|
get: function(key, defaultValue) {
|
|
var item = items.get('' + key);
|
|
if (!item) {
|
|
return defaultValue;
|
|
}
|
|
return item.get('value');
|
|
},
|
|
|
|
remove: function(key) {
|
|
var item = items.get('' + key);
|
|
if (item) {
|
|
items.remove(item);
|
|
return new Promise(function(resolve, reject) {
|
|
item.destroy().then(resolve, reject);
|
|
});
|
|
}
|
|
return Promise.resolve();
|
|
},
|
|
|
|
onready: function(callback) {
|
|
if (ready) {
|
|
callback();
|
|
} else {
|
|
items.on('reset', callback);
|
|
}
|
|
},
|
|
|
|
fetch: function() {
|
|
return new Promise((resolve, reject) => {
|
|
items
|
|
.fetch({ reset: true })
|
|
.fail(() =>
|
|
reject(
|
|
new Error(
|
|
'Failed to fetch from storage.' +
|
|
' This may be due to an unexpected database version.'
|
|
)
|
|
)
|
|
)
|
|
.always(resolve);
|
|
});
|
|
},
|
|
|
|
reset: function() {
|
|
items.reset();
|
|
},
|
|
};
|
|
window.textsecure = window.textsecure || {};
|
|
window.textsecure.storage = window.textsecure.storage || {};
|
|
window.textsecure.storage.impl = window.storage;
|
|
})();
|