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browser.db.api.adapter-indexeddb.js
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browser.db.api.adapter-indexeddb.js
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/*******************************************************************************
Copyright [yyyy] [name of copyright owner]
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*******************************************************************************/
"use strict";
adapterConstructor("INDEXEDDB", function() {
function e() {
return !!window.indexedDB
}
function r(e, r, n, o) {
return null == e || void 0 == e || void 0 == r || void 0 == r ? void alert("DB name and version are mandatory parameters.") : (c = e, l = r, i = n, void(_ = null == o || void 0 == o ? 26214400 : o))
}
function n(e) {
var r = window.indexedDB.open(c, l, {
storage: "temporary"
});
r.onerror = function() {
alert("Error while opening database.")
}, r.onsuccess = function(r) {
m = r.target.result, e && "function" == typeof e && e()
}, r.onupgradeneeded = function(e) {
var r = e.target.result;
r.onerror = function(e) {
alert(e.target.error.message)
};
for (var n = t.length, o = 0; n > o; o++) try {
r.deleteObjectStore(t[o].name)
} catch (a) {
console.log("Error suppression: exception while deleting object store - " + a)
}
for (var o = 0; o < u.length; o++) {
if (null != u[o].primaryKeyCol && void 0 != u[o].primaryKeyCol) var c = r.createObjectStore(u[o].name, {
keyPath: u[o].primaryKeyCol
});
else var c = r.createObjectStore(u[o].name, {
autoIncrement: !0
});
if (null != u[o].indexColArr && void 0 != u[o].indexColArr)
for (var l = 0; l < u[o].indexColArr.length; l++) c.createIndex(u[o].indexColArr[l].colName, u[o].indexColArr[l].colName, {
unique: u[o].indexColArr[l].isUnique
})
}
t = [], u = []
}
}
function o(e, r, n) {
var o = {
name: e,
primaryKeyCol: r,
indexColArr: n
};
u.push(o)
}
function a(e) {
var r = {
name: e
};
t.push(r)
}
var u = [],
t = [],
c = null,
l = null,
i = null,
_ = 0,
m = null;
return {
isDbApiPresent: function() {
return e()
},
init: function(e, n, o, a) {
r(e, n, o, a)
},
createSchema: function(e, r) {
this.prepareDbSchemaQueries(null, e);
var o = window.indexedDB.deleteDatabase(c, {
storage: "temporary"
});
o.onerror = function() {
n(r)
}, o.onsuccess = function() {
n(r)
}
},
alterSchema: function(e, r) {
c = e.db_name, l = e.dbVersionNum, this.prepareDbSchemaQueries(e.dropTablesObj, e.createTablesObj), n(r)
},
prepareDbSchemaQueries: function(e, r) {
if (u = [], t = [], null != e && void 0 != e)
for (var n = 0; n < e.length; n++) a(e[n].table_name);
if (null != r && void 0 != r) {
for (var n = 0; n < r.length; n++) a(r[n].table_name);
for (var n = 0; n < r.length; n++) o(r[n].table_name, r[n].columnData.primaryKeyCol, r[n].columnData.indexColArr)
}
},
insert: function(e, r, n) {
var o = m.transaction([e.table_name], "readwrite");
o.oncomplete = function() {
r && "function" == typeof r && r()
}, o.onerror = function(e) {
n && "function" == typeof n && n(e)
};
var a = o.objectStore(e.table_name),
u = a.add(e.data);
u.onsuccess = function() {}
},
select: function(e, r, n) {
var o = m.transaction([e.table_name]),
a = o.objectStore(e.table_name),
u = null;
if (null != e.where_column_object && void 0 != e.where_column_object && a.keyPath == e.where_column_object.where_column_name_array[0]) u = a.get(e.where_column_object.where_column_value_array[0][0]);
else {
var t = null;
if (null != e.where_column_object && void 0 != e.where_column_object && (t = a.index(e.where_column_object.where_column_name_array[0])), null == t || void 0 == t || !t.unique) {
var c = [];
if (null != e.where_column_object && void 0 != e.where_column_object) var l = IDBKeyRange.bound(e.where_column_object.where_column_value_array[0][0], e.where_column_object.where_column_value_array[0][0]),
i = t.openCursor(l);
else var i = a.openCursor();
return i.onerror = function(e) {
n(e)
}, void(i.onsuccess = function(e) {
var n = e.target.result;
return n ? (null != n.value && void 0 != n.value && c.push(n.value), void n["continue"]()) : r(c)
})
}
a = t, u = a.get(e.where_column_object.where_column_value_array[0][0])
}
u.onerror = function(e) {
n(e)
}, u.onsuccess = function() {
var e = [];
null != u.result && void 0 != u.result && e.push(u.result), r(e)
}
},
remove: function(e, r, n) {
var o = m.transaction([e.table_name], "readwrite"),
a = o.objectStore(e.table_name),
u = null;
if (null != e.where_column_object && void 0 != e.where_column_object && a.keyPath == e.where_column_object.where_column_name_array[0]) u = a["delete"](e.where_column_object.where_column_value_array[0][0]);
else {
var t = null;
if (null != e.where_column_object && void 0 != e.where_column_object && (t = a.index(e.where_column_object.where_column_name_array[0])), null == t || void 0 == t || !t.unique) {
if (null == e.where_column_object || void 0 == e.where_column_object) {
var c = a.clear();
return c.onsuccess = function(e) {
r(e)
}, void(c.onerror = function(e) {
n(e)
})
}
var l = IDBKeyRange.bound(e.where_column_object.where_column_value_array[0][0], e.where_column_object.where_column_value_array[0][0]),
i = t.openCursor(l);
return i.onerror = function(e) {
n(e)
}, void(i.onsuccess = function(n) {
var o = n.target.result;
if (!o) return r(n);
if (o.value[e.where_column_object.where_column_name_array[0]] == e.where_column_object.where_column_value_array[0][0]) {
var a = o["delete"]();
a.onsuccess = function() {}
}
o["continue"]()
})
}
a = t, u = a["delete"](e.where_column_object.where_column_value_array[0][0])
}
u.onerror = function(e) {
n(e)
}, u.onsuccess = function(e) {
r(e)
}
},
update: function(e, r, n) {
var o = m.transaction([e.table_name], "readwrite"),
a = o.objectStore(e.table_name),
u = null;
if (null != e.where_column_object && void 0 != e.where_column_object && a.keyPath == e.where_column_object.where_column_name_array[0]) u = a.get(e.where_column_object.where_column_value_array[0][0]);
else {
var t = null;
if (null != e.where_column_object && void 0 != e.where_column_object && (t = a.index(e.where_column_object.where_column_name_array[0])), null == t || void 0 == t || !t.unique) {
var c = [];
if (null != e.where_column_object && void 0 != e.where_column_object) var l = IDBKeyRange.bound(e.where_column_object.where_column_value_array[0][0], e.where_column_object.where_column_value_array[0][0]),
i = t.openCursor(l);
else var i = a.openCursor();
return i.onerror = function(e) {
n(e)
}, void(i.onsuccess = function(n) {
var o = n.target.result;
if (!o) return r(c);
var u = o.value;
for (var t in e.updateData) u[t] = e.updateData[t];
var l = a.put(u);
l.onerror = function() {}, l.onsuccess = function() {}, o["continue"]()
})
}
a = t, u = a.get(e.where_column_object.where_column_value_array[0][0])
}
u.onerror = function(e) {
n(e)
}, u.onsuccess = function() {
var o = u.result;
for (var t in e.updateData) o[t] = e.updateData[t];
var c = a.put(o);
c.onerror = function(e) {
n(e)
}, c.onsuccess = function(e) {
return r(e)
}
}
}
}
}());