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webui: register construction spec based on existing spec

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Useful for declarative inheritance. E.g. base new facet on details
facet with all registered preops and default spec object.

Reviewed-By: David Kupka <dkupka@redhat.com>
Reviewed-By: Thierry Bordaz <tbordaz@redhat.com>
This commit is contained in:
Petr Vobornik
2015-04-28 14:22:31 +02:00
parent c352616ac9
commit de374a0d3a
2 changed files with 50 additions and 23 deletions
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41
install/ui/src/freeipa/_base/Builder.js
View File

@@ -188,21 +188,13 @@ define(['dojo/_base/declare',
},
/**
* Build single object
* @protected
* Create new construction spec from an existing one based on object
* specification object and save the new construction spec
*
* @param {Object} spec Specification object
* @return {Object} Construction specification
*/
_build: function(spec, context) {
var cs = this._get_construction_spec(spec);
var obj = this._build_core(cs, context);
return obj;
},
/**
* Normalizes construction specification
* @protected
*/
_get_construction_spec: function(spec) {
merge_spec: function(spec, force_mixin) {
var cs = {};
if (typeof spec === 'function') {
@@ -219,7 +211,7 @@ define(['dojo/_base/declare',
} else if (typeof spec === 'object') {
var c = spec.$ctor,
f = spec.$factory,
m = spec.$mixim_spec,
m = spec.$mixim_spec || force_mixin,
t = spec.$type,
pre = spec.$pre_ops,
post = spec.$post_ops;
@@ -251,7 +243,26 @@ define(['dojo/_base/declare',
if (pre) cs.pre_ops.push.apply(cs.pre_ops, pre);
if (post) cs.post_ops.push.apply(cs.post_ops, post);
}
return cs;
},
/**
* Build single object
* @protected
*/
_build: function(spec, context) {
var cs = this._get_construction_spec(spec);
var obj = this._build_core(cs, context);
return obj;
},
/**
* Normalizes construction specification
* @protected
*/
_get_construction_spec: function(spec) {
var cs = this.merge_spec(spec);
cs.spec = cs.spec || {};
if (!cs.factory && !cs.ctor) {
if (this.ctor) cs.ctor = this.ctor;

32
install/ui/src/freeipa/_base/Singleton_registry.js
View File

@@ -106,13 +106,7 @@ define(['dojo/_base/declare',
* @return {Object}
*/
register: function(type, func, default_spec) {
if (!lang.exists('builder.registry', this)) {
throw {
error: 'Object Initialized Exception: builder not initalized',
context: this
};
}
this._check_builder();
this.builder.registry.register(type, func, default_spec);
},
@@ -125,13 +119,35 @@ define(['dojo/_base/declare',
* @param {Object} construct_spec Construction specification
*/
copy: function(org_type, new_type, construct_spec) {
this._check_builder();
this.builder.registry.copy(org_type, new_type, construct_spec);
},
/**
* Create new construction specification based on an existing one and
* a specification object. Save it as a new type.
* @param {string|Function} type New type or a callback to get
* the type: `callback(spec)`
* @param {Object} spec Construction specification
*/
register_from_spec: function(type, spec) {
this._check_builder();
var cs = this.builder.merge_spec(spec, true);
if (typeof type === 'function') {
cs.type = type(cs.spec);
} else {
cs.type = type;
}
this.builder.registry.register(cs);
},
_check_builder: function() {
if (!lang.exists('builder.registry', this)) {
throw {
error: 'Object Initialized Exception: builder not initalized',
context: this
};
}
this.builder.registry.copy(org_type, new_type, construct_spec);
},
constructor: function(spec) {