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[skip ci] PHRAS-3417_search-empty-fields_MASTER

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add : special values "_empty_" and "_any_" to search empty field or not-empty field. Works only with = operator.
e.g.: Title=_empty_

wip/todo : unit test ; facet
This commit is contained in:
jygaulier
2021-04-13 16:35:15 +02:00
parent e66cea63d4
commit 1e7092b86a
3 changed files with 107 additions and 2 deletions
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15
lib/Alchemy/Phrasea/SearchEngine/Elastic/Search/QueryVisitor.php
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@@ -197,25 +197,36 @@ class QueryVisitor implements Visit
private function visitEqualNode(TreeNode $node)
{
return $this->handleBinaryExpression($node, function($left, $right) {
if($right === AST\KeyValue\MissingExpression::MISSING_VALUE) {
return new AST\KeyValue\MissingExpression($left);
}
if($right === AST\KeyValue\ExistsExpression::EXISTS_VALUE) {
return new AST\KeyValue\ExistsExpression($left);
}
if ($this->isDateKey($left)) {
try {
// Try to create a range for incomplete dates
$range = QueryHelper::getRangeFromDateString($right);
if ($range['from'] === $range['to']) {
return new AST\KeyValue\EqualExpression($left, $range['from']);
} else {
}
else {
return new AST\KeyValue\RangeExpression(
$left,
$range['from'], true,
$range['to'], false
);
}
} catch (\InvalidArgumentException $e) {
}
catch (\InvalidArgumentException $e) {
// Fall back to equal expression
}
}
return new AST\KeyValue\EqualExpression($left, $right);
});
}