[英]Parse JSON to Extjs Store
我使用ExtJS4請求格式為id-label的數據(在我的情況下為'id'-'rdfs:label')。
我有JSON響應的復雜結構:
[
{
"@" : "msg:M_8CE1C07B1CFC469",
"a" : "msg:Message",
"msg:in-reply-to" : "msg:M4e32b0b7e37ae",
"msg:sender" : "pacahon",
"msg:reciever" : "Ennoia:DocumentTypesStore.listTemplates",
"msg:result" : [
{
"@" : "user_onto:881fc0a8-2912-4964-86c6-adad4a713eb8",
"dc:creator" : "auth:user1",
"dc:identifier" : "881fc0a8-2912-4964-86c6-adad4a713eb8",
"rdfs:label" : "undefined|ru",
"rdfs:subClassOf" : ["user_onto:881fc0a8-2912-4964-86c6-adad4a713eb8_v_1_f_0","user_onto:881fc0a8-2912-4964-86c6-adad4a713eb8_v_1_f_1","user_onto:881fc0a8-2912-4964-86c6-adad4a713eb8_v_1_f_2","user_onto:881fc0a8-2912-4964-86c6-adad4a713eb8_v_1_f_3","docs:Document"]
},
{
"@" : "user_onto:ef54ecef-8e19-41ea-b1cc-2bc4ebb40877",
"dc:creator" : "auth:user1",
"dc:identifier" : "ef54ecef-8e19-41ea-b1cc-2bc4ebb40877",
"rdfs:label" : "type1|ru",
"rdfs:subClassOf" : ["user_onto:ef54ecef-8e19-41ea-b1cc-2bc4ebb40877_v_1_f_0","user_onto:ef54ecef-8e19-41ea-b1cc-2bc4ebb40877_v_1_f_1","user_onto:ef54ecef-8e19-41ea-b1cc-2bc4ebb40877_v_1_f_2","user_onto:ef54ecef-8e19-41ea-b1cc-2bc4ebb40877_v_1_f_3","docs:Document"]
}],
"msg:status" : "ok",
"msg:reason" : "запрос выполнен: авторизованны все найденные субьекты : 2"
}
]
我想在我的商店中讀取此json並獲取如下內容:
[{"@" : "user_onto:881fc0a8-2912-4964-86c6-adad4a713eb8"
"rdfs:label" : "undefined|ru"},
{"@" : "user_onto:ef54ecef-8e19-41ea-b1cc-2bc4ebb40877"
"rdfs:label" : "type1|ru"}]
請注意,我不想更改此JSON響應(刪除或添加花括號)。
我使用API Doc解決了我的問題(Ext.data.reader.Reader):
Ext.define("Response", {
extend: 'Ext.data.Model',
fields: [
{name:'id', type:'string', mapping:'@'}
],
hasMany: {model: 'Message', name: 'messages', associationKey:'msg:result'},
});
Ext.define("Message", {
extend: 'Ext.data.Model',
fields: [{name:'id', type:'string', mapping:'@'}, {name:'title', type:'string', mapping:'rdfs:label'}],
belongsTo: 'Response'
});
然后我將Response添加為我的JsonStore的模型:
proxy: {
type: 'ajax',
url: './controller.php?class=DocumentTypesStore&action=get&method=listTemplates',
method: "POST",
actionMethods: {read: 'POST'},
reader: {
type: 'json',
root: [],
idProperty: '@'
}
}
我現在可以讀取值:
jsonstore.on('load', function(){
var response = jsonstore.first();
console.log(response.get('id'));
response.messages().each(function(message) {
console.log(message.get('id'));
});
});
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