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[IMP] avoid reading all fields of the object on big models 

bzr revid: xmo@openerp.com-20110929075126-1w9wa3695w3zfr5y
This commit is contained in:
Xavier Morel 2011-09-29 09:51:26 +02:00
parent c18256fe3d
commit fff01535ba
1 changed files with 17 additions and 4 deletions
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21
addons/web_graph/static/src/js/graph.js
View File

@ -50,6 +50,17 @@ openerp.web_graph.GraphView = openerp.web.View.extend({
self.on_loaded();
});
},
/**
* Returns all object fields involved in the graph view
*/
list_fields: function () {
var fs = [this.abscissa];
fs.push.apply(fs, _(this.columns).pluck('name'));
if (this.group_field) {
fs.push(this.group_field);
}
return fs;
},
on_loaded: function() {
this.chart = this.fields_view.arch.attrs.type || 'pie';
this.orientation = this.fields_view.arch.attrs.orientation || 'vertical';
@ -69,7 +80,8 @@ openerp.web_graph.GraphView = openerp.web.View.extend({
}, this);
this.ordinate = this.columns[0].name;
this.dataset.read_slice([], {}, $.proxy(this, 'schedule_chart'));
this.dataset.read_slice(
this.list_fields(), {}, $.proxy(this, 'schedule_chart'));
},
schedule_chart: function(results) {
var self = this;
@ -81,7 +93,8 @@ openerp.web_graph.GraphView = openerp.web.View.extend({
var fields = _(this.columns).pluck('name').concat([this.first_field]);
if (this.group_field) { fields.push(this.group_field); }
// transform search result into usable records
// transform search result into usable records (convert from OpenERP
// value shapes to usable atomic types
var records = _(results).map(function (result) {
var point = {};
_(result).each(function (value, field) {
@ -360,13 +373,13 @@ openerp.web_graph.GraphView = openerp.web.View.extend({
contexts: contexts,
group_by_seq: groupbys
}, function (results) {
// TODO: handle non-empty results.group_by with read_group
// TODO: handle non-empty results.group_by with read_group?
if(!_(results.group_by).isEmpty()){
self.abscissa = results.group_by[0];
} else {
self.abscissa = self.first_field;
}
self.dataset.read_slice([],{
self.dataset.read_slice(self.list_fields(), {
context: results.context,
domain: results.domain
}, $.proxy(self, 'schedule_chart'));