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Code Issues Actions 3 Packages Projects Releases Wiki Activity

support for binary values in filters #467

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This commit is contained in:
Jan Prochazka 2023-01-28 12:57:17 +01:00
parent cc388362d6
commit 16408d85f8
2 changed files with 16 additions and 2 deletions
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6
packages/filterparser/src/filterTool.ts
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@ -1,4 +1,4 @@
import { isTypeDateTime } from 'dbgate-tools';
import { arrayToHexString, isTypeDateTime } from 'dbgate-tools';
import moment from 'moment';
export type FilterMultipleValuesMode = 'is' | 'is_not' | 'contains' | 'begins' | 'ends';
@ -9,6 +9,10 @@ export function getFilterValueExpression(value, dataType?) {
if (value === true) return 'TRUE';
if (value === false) return 'FALSE';
if (value.$oid) return `ObjectId("${value.$oid}")`;
if (value.type == 'Buffer' && Array.isArray(value.data)) {
return '0x' + arrayToHexString(value.data);
}
return `="${value}"`;
}

12
packages/filterparser/src/parseFilter.ts
View File

@ -5,6 +5,7 @@ import { Condition } from 'dbgate-sqltree';
import { interpretEscapes, token, word, whitespace } from './common';
import { mongoParser } from './mongoParser';
import { datetimeParser } from './datetimeParser';
import { hexStringToArray } from 'dbgate-tools';
const binaryCondition = operator => value => ({
conditionType: 'binary',
@ -104,6 +105,14 @@ const createParser = (filterType: FilterType) => {
.map(Number)
.desc('number'),
hexstring: () =>
token(P.regexp(/0x(([0-9a-fA-F][0-9a-fA-F])+)/, 1))
.map(x => ({
type: 'Buffer',
data: hexStringToArray(x),
}))
.desc('hex string'),
noQuotedString: () => P.regexp(/[^\s^,^'^"]+/).desc('string unquoted'),
sql: () =>
@ -113,6 +122,7 @@ const createParser = (filterType: FilterType) => {
value: r => P.alt(...allowedValues.map(x => r[x])),
valueTestEq: r => r.value.map(binaryCondition('=')),
hexTestEq: r => r.hexstring.map(binaryCondition('=')),
valueTestStr: r => r.value.map(likeCondition('like', '%#VALUE#%')),
comma: () => word(','),
@ -158,7 +168,7 @@ const createParser = (filterType: FilterType) => {
allowedElements.push('le', 'ge', 'lt', 'gt');
}
if (filterType == 'string') {
allowedElements.push('empty', 'notEmpty');
allowedElements.push('empty', 'notEmpty', 'hexTestEq');
}
if (filterType == 'eval' || filterType == 'string') {
allowedElements.push('startsWith', 'endsWith', 'contains', 'startsWithNot', 'endsWithNot', 'containsNot');