Go to most recent revision | Blame | Compare with Previous | Last modification | View Log | RSS feed
/*
Copyright (c) 2004-2006, The Dojo Foundation
All Rights Reserved.
Licensed under the Academic Free License version 2.1 or above OR the
modified BSD license. For more information on Dojo licensing, see:
http://dojotoolkit.org/community/licensing.shtml
*/
dojo.provide("dojo.collections.Store");
dojo.require("dojo.lang.common");
dojo.collections.Store = function (jsonArray) {
var data = [];
var items = {};
this.keyField = "Id";
this.get = function () {
return data;
};
this.getByKey = function (key) {
return items[key];
};
this.getByIndex = function (idx) {
return data[idx];
};
this.getIndexOf = function (key) {
for (var i = 0; i < data.length; i++) {
if (data[i].key == key) {
return i;
}
}
return -1;
};
this.getData = function () {
var arr = [];
for (var i = 0; i < data.length; i++) {
arr.push(data[i].src);
}
return arr;
};
this.getDataByKey = function (key) {
if (items[key] != null) {
return items[key].src;
}
return null;
};
this.getIndexOfData = function (obj) {
for (var i = 0; i < data.length; i++) {
if (data[i].src == obj) {
return i;
}
}
return -1;
};
this.getDataByIndex = function (idx) {
if (data[idx]) {
return data[idx].src;
}
return null;
};
this.update = function (obj, fieldPath, val, bDontFire) {
var parts = fieldPath.split("."), i = 0, o = obj, field;
if (parts.length > 1) {
field = parts.pop();
do {
if (parts[i].indexOf("()") > -1) {
var temp = parts[i++].split("()")[0];
if (!o[temp]) {
dojo.raise("dojo.collections.Store.getField(obj, '" + field + "'): '" + temp + "' is not a property of the passed object.");
} else {
o = o[temp]();
}
} else {
o = o[parts[i++]];
}
} while (i < parts.length && o != null);
} else {
field = parts[0];
}
obj[field] = val;
if (!bDontFire) {
this.onUpdateField(obj, fieldPath, val);
}
};
this.forEach = function (fn) {
if (Array.forEach) {
Array.forEach(data, fn, this);
} else {
for (var i = 0; i < data.length; i++) {
fn.call(this, data[i]);
}
}
};
this.forEachData = function (fn) {
if (Array.forEach) {
Array.forEach(this.getData(), fn, this);
} else {
var a = this.getData();
for (var i = 0; i < a.length; i++) {
fn.call(this, a[i]);
}
}
};
this.setData = function (arr, bDontFire) {
data = [];
for (var i = 0; i < arr.length; i++) {
var o = {key:arr[i][this.keyField], src:arr[i]};
data.push(o);
items[o.key] = o;
}
if (!bDontFire) {
this.onSetData();
}
};
this.clearData = function (bDontFire) {
data = [];
items = {};
if (!bDontFire) {
this.onClearData();
}
};
this.addData = function (obj, key, bDontFire) {
var k = key || obj[this.keyField];
if (items[k] != null) {
var o = items[k];
o.src = obj;
} else {
var o = {key:k, src:obj};
data.push(o);
items[o.key] = o;
}
if (!bDontFire) {
this.onAddData(o);
}
};
this.addDataRange = function (arr, bDontFire) {
var objects = [];
for (var i = 0; i < arr.length; i++) {
var k = arr[i][this.keyField];
if (items[k] != null) {
var o = items[k];
o.src = arr[i];
} else {
var o = {key:k, src:arr[i]};
data.push(o);
items[k] = o;
}
objects.push(o);
}
if (!bDontFire) {
this.onAddDataRange(objects);
}
};
this.addDataByIndex = function (obj, idx, key, bDontFire) {
var k = key || obj[this.keyField];
if (items[k] != null) {
var i = this.getIndexOf(k);
var o = data.splice(i, 1);
o.src = obj;
} else {
var o = {key:k, src:obj};
items[k] = o;
}
data.splice(idx, 0, o);
if (!bDontFire) {
this.onAddData(o);
}
};
this.addDataRangeByIndex = function (arr, idx, bDontFire) {
var objects = [];
for (var i = 0; i < arr.length; i++) {
var k = arr[i][this.keyField];
if (items[k] != null) {
var j = this.getIndexOf(k);
var o = data.splice(j, 1);
o.src = arr[i];
} else {
var o = {key:k, src:arr[i]};
items[k] = o;
}
objects.push(o);
}
data.splice(idx, 0, objects);
if (!bDontFire) {
this.onAddDataRange(objects);
}
};
this.removeData = function (obj, bDontFire) {
var idx = -1;
var o = null;
for (var i = 0; i < data.length; i++) {
if (data[i].src == obj) {
idx = i;
o = data[i];
break;
}
}
if (!bDontFire) {
this.onRemoveData(o);
}
if (idx > -1) {
data.splice(idx, 1);
delete items[o.key];
}
};
this.removeDataRange = function (idx, range, bDontFire) {
var ret = data.splice(idx, range);
for (var i = 0; i < ret.length; i++) {
delete items[ret[i].key];
}
if (!bDontFire) {
this.onRemoveDataRange(ret);
}
return ret;
};
this.removeDataByKey = function (key, bDontFire) {
this.removeData(this.getDataByKey(key), bDontFire);
};
this.removeDataByIndex = function (idx, bDontFire) {
this.removeData(this.getDataByIndex(idx), bDontFire);
};
if (jsonArray && jsonArray.length && jsonArray[0]) {
this.setData(jsonArray, true);
}
};
dojo.extend(dojo.collections.Store, {getField:function (obj, field) {
var parts = field.split("."), i = 0, o = obj;
do {
if (parts[i].indexOf("()") > -1) {
var temp = parts[i++].split("()")[0];
if (!o[temp]) {
dojo.raise("dojo.collections.Store.getField(obj, '" + field + "'): '" + temp + "' is not a property of the passed object.");
} else {
o = o[temp]();
}
} else {
o = o[parts[i++]];
}
} while (i < parts.length && o != null);
if (i < parts.length) {
dojo.raise("dojo.collections.Store.getField(obj, '" + field + "'): '" + field + "' is not a property of the passed object.");
}
return o;
}, getFromHtml:function (meta, body, fnMod) {
var rows = body.rows;
var ctor = function (row) {
var obj = {};
for (var i = 0; i < meta.length; i++) {
var o = obj;
var data = row.cells[i].innerHTML;
var p = meta[i].getField();
if (p.indexOf(".") > -1) {
p = p.split(".");
while (p.length > 1) {
var pr = p.shift();
o[pr] = {};
o = o[pr];
}
p = p[0];
}
var type = meta[i].getType();
if (type == String) {
o[p] = data;
} else {
if (data) {
o[p] = new type(data);
} else {
o[p] = new type();
}
}
}
return obj;
};
var arr = [];
for (var i = 0; i < rows.length; i++) {
var o = ctor(rows[i]);
if (fnMod) {
fnMod(o, rows[i]);
}
arr.push(o);
}
return arr;
}, onSetData:function () {
}, onClearData:function () {
}, onAddData:function (obj) {
}, onAddDataRange:function (arr) {
}, onRemoveData:function (obj) {
}, onRemoveDataRange:function (arr) {
}, onUpdateField:function (obj, field, val) {
}});