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Rename BaseWidget by BaseDataview

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This commit is contained in:
Daniel García Aubert 2017-09-14 17:56:17 +02:00
parent 6b2e2b2241
commit dcb9b8ec52
1 changed files with 30 additions and 21 deletions
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51
lib/cartodb/models/dataview/formula.js
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@ -1,26 +1,35 @@
var _ = require('underscore'); var _ = require('underscore');
var BaseWidget = require('./base'); var BaseDataview = require('./base');
var debug = require('debug')('windshaft:widget:formula'); var debug = require('debug')('windshaft:widget:formula');
var dot = require('dot'); const countInfinitiesQueryTpl = ctx => `
dot.templateSettings.strip = false; SELECT count(1) FROM (${ctx._query}) __cdb_formula_infinities
WHERE ${ctx._column} = 'infinity'::float OR ${ctx._column} = '-infinity'::float
`;
var formulaQueryTpl = dot.template([ const countNansQueryTpl = ctx => `
'SELECT', SELECT count(1) FROM (${ctx._query}) __cdb_formula_nans
' {{=it._operation}}({{=it._column}}) AS result,', WHERE ${ctx._column} = 'NaN'::float
' (SELECT count(1) FROM ({{=it._query}}) _cdb_formula_nulls WHERE {{=it._column}} IS NULL) AS nulls_count', `;
' {{?it._isFloatColumn}},(SELECT count(1) FROM ({{=it._query}}) _cdb_formula_nulls',
' WHERE {{=it._column}} = \'infinity\'::float OR {{=it._column}} = \'-infinity\'::float) AS infinities_count', const filterOutSpecialNumericValuesTpl = ctx => `
' ,(SELECT count(1) FROM ({{=it._query}}) _cdb_formula_nulls', WHERE
' WHERE {{=it._column}} = \'NaN\'::float) AS nans_count{{?}}', ${ctx._column} != 'infinity'::float
'FROM ({{=it._query}}) _cdb_formula', AND
'{{?it._isFloatColumn && it._operation !== \'count\'}}WHERE', ${ctx._column} != '-infinity'::float
' {{=it._column}} != \'infinity\'::float', AND
'AND', ${ctx._column} != 'NaN'::float
' {{=it._column}} != \'-infinity\'::float', `;
'AND',
' {{=it._column}} != \'NaN\'::float{{?}}' const formulaQueryTpl = ctx => `
].join('\n')); SELECT
${ctx._operation}(${ctx._column}) AS result,
(SELECT count(1) FROM (${ctx._query}) _cdb_formula_nulls WHERE ${ctx._column} IS NULL) AS nulls_count
${ctx._isFloatColumn ? `,(${countInfinitiesQueryTpl(ctx)}) AS infinities_count` : ''}
${ctx._isFloatColumn ? `,(${countNansQueryTpl(ctx)}) AS nans_count` : ''}
FROM (${ctx._query}) __cdb_formula
${ctx._isFloatColumn && ctx._operation !== 'count' ? `${filterOutSpecialNumericValuesTpl(ctx)}` : ''}
`;
var VALID_OPERATIONS = { var VALID_OPERATIONS = {
count: true, count: true,
@ -54,7 +63,7 @@ function Formula(query, options, queries) {
throw new Error('Formula expects `column` in widget options'); throw new Error('Formula expects `column` in widget options');
} }
BaseWidget.apply(this); BaseDataview.apply(this);
this.query = query; this.query = query;
this.queries = queries; this.queries = queries;
@ -63,7 +72,7 @@ function Formula(query, options, queries) {
this._isFloatColumn = null; this._isFloatColumn = null;
} }
Formula.prototype = new BaseWidget(); Formula.prototype = new BaseDataview();
Formula.prototype.constructor = Formula; Formula.prototype.constructor = Formula;
module.exports = Formula; module.exports = Formula;