2 * ================================================================================
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4 * ================================================================================
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5 * Copyright (C) 2017 AT&T Intellectual Property
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6 * ================================================================================
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7 * Licensed under the Apache License, Version 2.0 (the "License");
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8 * you may not use this file except in compliance with the License.
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9 * You may obtain a copy of the License at
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11 * http://www.apache.org/licenses/LICENSE-2.0
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13 * Unless required by applicable law or agreed to in writing, software
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14 * distributed under the License is distributed on an "AS IS" BASIS,
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15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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16 * See the License for the specific language governing permissions and
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17 * limitations under the License.
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18 * ================================================================================
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25 class Base64Service {
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30 var keyStr = 'ABCDEFGHIJKLMNOP' +
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31 'QRSTUVWXYZabcdef' +
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32 'ghijklmnopqrstuv' +
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33 'wxyz0123456789+/' +
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36 var chr1, chr2, chr3 = "";
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37 var enc1, enc2, enc3, enc4 = "";
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41 chr1 = input.charCodeAt(i++);
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42 chr2 = input.charCodeAt(i++);
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43 chr3 = input.charCodeAt(i++);
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46 enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);
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47 enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);
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52 } else if (isNaN(chr3)) {
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57 keyStr.charAt(enc1) +
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58 keyStr.charAt(enc2) +
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59 keyStr.charAt(enc3) +
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60 keyStr.charAt(enc4);
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61 chr1 = chr2 = chr3 = "";
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62 enc1 = enc2 = enc3 = enc4 = "";
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63 } while (i < input.length);
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68 angular.module('ecompApp').service('base64Service', Base64Service)
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