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Builder: added pre_ops and post_ops

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https://fedorahosted.org/freeipa/ticket/3235
This commit is contained in:
Petr Vobornik 2013-04-08 18:07:30 +02:00
parent fcbf5cc411
commit c7cb075887
1 changed files with 45 additions and 28 deletions
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73
install/ui/src/freeipa/_base/Builder.js
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@ -44,6 +44,10 @@ define(['dojo/_base/declare',
*/
spec_mod: null,
post_ops: [],
pre_ops: [],
/**
* Build object based on spec.
*
@ -63,10 +67,10 @@ define(['dojo/_base/declare',
*
* All other properties will be passed to object construction method.
*/
build: function(spec) {
build: function(spec, context) {
var cs = this._get_construction_spec(spec);
var obj = this._build(cs);
var obj = this._build(cs, context);
return obj;
},
@ -122,6 +126,7 @@ define(['dojo/_base/declare',
cs.post_ops = cs.post_ops || [];
if (pre) cs.pre_ops.push.call(cs.pre_ops, pre);
if (pre) cs.post_ops.push.call(cs.post_ops, post);
cs.spec = cs.spec || {};
}
return cs;
@ -145,27 +150,15 @@ define(['dojo/_base/declare',
}
},
_build: function(construction_spec) {
_build: function(construction_spec, context) {
var cs = construction_spec,
obj = null,
i;
obj = null;
cs.spec = this._run_preops(this.pre_ops, cs.spec, context);
if (cs.pre_ops) {
for (i=0; i<cs.pre_ops.length; i++) {
var preop = cs.pre_ops[i];
var preop_t = typeof preop;
if (preop_t === 'function') {
cs.spec = preop(cs.spec || {});
} else if (preop_t === 'object') {
var temp = lang.clone(preop);
this.spec_mod.mod(cs.spec, temp);
this.spec_mod.del_rules(temp);
lang.mixin(cs.spec, preop);
}
}
cs.spec = this._run_preops(cs.pre_ops, cs.spec, context);
}
cs.spec = cs.spec || {};
// do we want following?, remove?
@ -183,21 +176,43 @@ define(['dojo/_base/declare',
};
}
if (cs.post_ops && obj) {
for (i=0; i<cs.post_ops.length; i++) {
var postop = cs.post_ops[i];
var postop_t = typeof postop;
if (postop_t === 'function') {
obj = postop(obj);
} else if (postop_t === 'object') {
lang.mixin(obj, postop);
}
}
obj = this._run_post_ops(this.post_ops, obj, cs.spec, context);
if (cs.post_ops) {
obj = this._run_post_ops(cs.post_ops, obj, cs.spec, context);
}
return obj;
},
_run_preops: function(pre_ops, spec, context) {
for (var i=0; i<pre_ops.length; i++) {
var preop = pre_ops[i];
var preop_t = typeof preop;
if (preop_t === 'function') {
spec = preop(spec, context);
} else if (preop_t === 'object') {
var temp = lang.clone(preop);
this.spec_mod.mod(spec, temp);
this.spec_mod.del_rules(temp);
lang.mixin(spec, preop);
}
}
return spec;
},
_run_post_ops: function(post_ops, obj, spec, context) {
for (var i=0; i<post_ops.length; i++) {
var postop = post_ops[i];
var postop_t = typeof postop;
if (postop_t === 'function') {
obj = postop(obj, spec, context);
} else if (postop_t === 'object') {
lang.mixin(obj, postop);
}
}
return obj;
},
/**
* Constructor
*
@ -209,6 +224,8 @@ define(['dojo/_base/declare',
if (spec.registry) this.registry = spec.registry;
if (spec.spec_mod) this.spec_mod = spec.spec_mod;
else this.spec_mod = new Spec_mod();
if (spec.pre_ops) this.pre_ops.push.call(this.pre_ops, spec.pre_ops);
if (spec.post_ops) this.post_ops.push.call(this.post_ops, spec.post_ops);
}
});