77 lines
2.5 KiB
JavaScript
77 lines
2.5 KiB
JavaScript
/*
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Copyright 2013 Uniclau S.L. (www.uniclau.com)
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This file is part of jbPivot.
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jbPivot is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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jbPivot is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with jbPivot. If not, see <http://www.gnu.org/licenses/>.
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*/
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function agregate_distinct(options) {
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"use strict";
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var self = {};
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self.field = options.field;
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self.agregate = function (a, b) {
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var res = {
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type: "fa_distinct"
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};
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if ((!a) || (a.type !== "fa_distinct")) {
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res.repeated = false;
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if (b.type === "fa_distinct") {
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res.val = b.val;
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} else if (typeof b === "object") {
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res.repeated = false;
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if ((typeof b[this.field] === "number") || (typeof b[this.field] === "string")) {
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res.val = b[this.field];
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} else {
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res.val = null;
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}
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} else {
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res.val = null;
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}
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} else {
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if (b.type === "fa_distinct") {
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res.repeated = (a.repeated || b.repeated || (a.val !== b.val));
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res.val = a.val;
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} else if (typeof b === "object") {
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if ((typeof b[this.field] === "number") || (typeof b[this.field] === "string")) {
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res.repeated = (a.repeated || (a.val !== b[this.field]));
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res.val = a.val;
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} else {
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res.repeated = (a.repeated || (a.val !== null));
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res.val = null;
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}
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} else {
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res.repeated = (a.repeated || (a.val !== null));
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res.val = null;
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}
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}
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return res;
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};
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self.getValue = function (a) {
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var res = null;
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if ((a) && (a.type === "fa_distinct")) {
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if (a.repeated) {
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res = "*";
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} else {
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res = a.val;
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}
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}
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return res;
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};
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return self;
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}
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$.unc.plugins.addAgregate('distinct', agregate_distinct); |