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1
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2
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function getFirstTwoDigitsOfNumberString( num ) { |
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3
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switch ( num.length ) { |
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4
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case 1: |
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5
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return num + '0'; |
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6
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case 2: |
|
7
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return num; |
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8
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default: |
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9
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return num.substr( 0, 2 ); |
|
10
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} |
|
11
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} |
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12
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13
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function stringToNumber ( s ) { |
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14
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if ( s.match( /[^-0-9]/ ) ) { |
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15
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return Number.NaN; |
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16
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} |
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17
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return parseInt( s, 10 ); |
|
18
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} |
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19
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20
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var objectAssign = require( 'object-assign' ), |
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21
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CurrencyFormatter = { |
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22
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decimalDelimiter: '.', |
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23
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/** |
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24
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* @param {Number} value |
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25
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* @return {string} |
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26
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*/ |
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27
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format: function ( value ) { |
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28
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var decimals = value % 100; |
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29
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if ( decimals < 10 ) { |
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30
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decimals = '0' + decimals; |
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31
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} |
|
32
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return Math.floor( value / 100 ) + this.decimalDelimiter + decimals; |
|
33
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} |
|
34
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}, |
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35
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CurrencyParser = { |
|
36
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decimalDelimiter: '.', |
|
37
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allowDecimals: true, |
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38
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parse: function ( value ) { |
|
39
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var strParts = value.split( this.decimalDelimiter ), parts; |
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40
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|
41
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if ( strParts.length < 2 || this.allowDecimals === false ) { |
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42
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strParts[1] = '00'; |
|
43
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} else { |
|
44
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strParts[1] = getFirstTwoDigitsOfNumberString( strParts[1] ); |
|
45
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} |
|
46
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|
|
47
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parts = strParts.map( stringToNumber ); |
|
48
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|
|
49
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if ( isNaN( parts[0] ) || isNaN( parts[1] ) || parts.length > 2 ) { |
|
50
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throw new Error( 'Invalid number' ); |
|
51
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} |
|
52
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|
53
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return parts[0] * 100 + parts[1]; |
|
54
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}, |
|
55
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getDecimalDelimiter: function () { |
|
56
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return this.decimalDelimiter; |
|
57
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} |
|
58
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} |
|
59
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; |
|
60
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|
61
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module.exports = { |
|
62
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createCurrencyFormatter: function ( locale ) { |
|
63
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switch ( locale ) { |
|
64
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case 'de': |
|
65
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return objectAssign( Object.create( CurrencyFormatter ), { |
|
66
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decimalDelimiter: ',' |
|
67
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|
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} ); |
|
68
|
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case 'en': |
|
69
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return Object.create( CurrencyFormatter ); |
|
70
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default: |
|
71
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throw new Error( 'Unsupported locale: ' + locale ); |
|
72
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} |
|
73
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|
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}, |
|
74
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createCurrencyParser: function ( locale, allowDecimals ) { |
|
75
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switch ( locale ) { |
|
76
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case 'de': |
|
77
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return objectAssign( Object.create( CurrencyParser ), { |
|
78
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|
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decimalDelimiter: ',', |
|
79
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allowDecimals: typeof allowDecimals === 'boolean' ? allowDecimals : true |
|
80
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} ); |
|
81
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case 'en': |
|
82
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return objectAssign( Object.create( CurrencyParser ), { |
|
83
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allowDecimals: typeof allowDecimals === 'boolean' ? allowDecimals : true |
|
84
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} ); |
|
85
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|
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default: |
|
86
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|
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throw new Error( 'Unsupported locale: ' + locale ); |
|
87
|
|
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} |
|
88
|
|
|
} |
|
89
|
|
|
}; |
|
90
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|
wmde /
FundraisingFrontend
