Action.js
// define the action interface
Ext.form.Action = function(form, options){
this.form = form;
this.options = options || {};
};
Ext.form.Action.CLIENT_INVALID = 'client';
Ext.form.Action.SERVER_INVALID = 'server';
Ext.form.Action.CONNECT_FAILURE = 'connect';
Ext.form.Action.LOAD_FAILURE = 'load';
Ext.form.Action.prototype = {
type : 'default',
failureType : undefined,
response : undefined,
result : undefined,
// interface method
run : function(options){
},
// interface method
success : function(response){
},
// interface method
handleResponse : function(response){
},
// default connection failure
failure : function(response){
this.response = response;
this.failureType = Ext.form.Action.CONNECT_FAILURE;
this.form.afterAction(this, false);
},
processResponse : function(response){
this.response = response;
if(!response.responseText){
return true;
}
this.result = this.handleResponse(response);
return this.result;
},
// utility functions used internally
getUrl : function(appendParams){
var url = this.options.url || this.form.url || this.form.el.dom.action;
if(appendParams){
var p = this.getParams();
if(p){
url += (url.indexOf('?') != -1 ? '&' : '?') + p;
}
}
return url;
},
getMethod : function(){
return (this.options.method || this.form.method || this.form.el.dom.method || 'POST').toUpperCase();
},
getParams : function(){
var bp = this.form.baseParams;
var p = this.options.params;
if(p){
if(typeof p == "object"){
p = Ext.urlEncode(Ext.applyIf(p, bp));
}else if(typeof p == 'string' && bp){
p += '&' + Ext.urlEncode(bp);
}
}else if(bp){
p = Ext.urlEncode(bp);
}
return p;
},
createCallback : function(){
return {
success: this.success,
failure: this.failure,
scope: this,
timeout: (this.form.timeout*1000),
upload: this.form.fileUpload ? this.success : undefined
};
}
};
Ext.form.Action.Submit = function(form, options){
Ext.form.Action.Submit.superclass.constructor.call(this, form, options);
};
Ext.extend(Ext.form.Action.Submit, Ext.form.Action, {
type : 'submit',
run : function(){
var o = this.options;
var isPost = this.getMethod() == 'POST';
if(o.clientValidation === false || this.form.isValid()){
Ext.lib.Ajax.formRequest(
this.form.el.dom,
this.getUrl(!isPost),
this.createCallback(),
isPost ? this.getParams() : null, this.form.fileUpload, Ext.SSL_SECURE_URL);
}else if (o.clientValidation !== false){ // client validation failed
this.failureType = Ext.form.Action.CLIENT_INVALID;
this.form.afterAction(this, false);
}
},
success : function(response){
var result = this.processResponse(response);
if(result === true || result.success){
this.form.afterAction(this, true);
return;
}
if(result.errors){
this.form.markInvalid(result.errors);
this.failureType = Ext.form.Action.SERVER_INVALID;
}
this.form.afterAction(this, false);
},
handleResponse : function(response){
if(this.form.errorReader){
var rs = this.form.errorReader.read(response);
var errors = [];
if(rs.records){
for(var i = 0, len = rs.records.length; i < len; i++) {
var r = rs.records[i];
errors[i] = r.data;
}
}
if(errors.length < 1){
errors = null;
}
return {
success : rs.success,
errors : errors
};
}
return Ext.decode(response.responseText);
}
});
Ext.form.Action.Load = function(form, options){
Ext.form.Action.Load.superclass.constructor.call(this, form, options);
this.reader = this.form.reader;
};
Ext.extend(Ext.form.Action.Load, Ext.form.Action, {
type : 'load',
run : function(){
Ext.lib.Ajax.request(
this.getMethod(),
this.getUrl(false),
this.createCallback(),
this.getParams());
},
success : function(response){
var result = this.processResponse(response);
if(result === true || !result.success || !result.data){
this.failureType = Ext.form.Action.LOAD_FAILURE;
this.form.afterAction(this, false);
return;
}
this.form.clearInvalid();
this.form.setValues(result.data);
this.form.afterAction(this, true);
},
handleResponse : function(response){
if(this.form.reader){
var rs = this.form.reader.read(response);
var data = rs.records && rs.records[0] ? rs.records[0].data : null;
return {
success : rs.success,
data : data
};
}
return Ext.decode(response.responseText);
}
});
Ext.form.Action.ACTION_TYPES = {
'load' : Ext.form.Action.Load,
'submit' : Ext.form.Action.Submit
};
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