sforkowany z mirror/friendica
Add support for empty values array in Database\DBA
rodzic
2056e6a5c4
commit
9c9e07dbab
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@ -543,33 +543,38 @@ class DBA extends BaseObject
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$condition_string .= " AND ";
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}
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if (is_array($value)) {
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/* Workaround for MySQL Bug #64791.
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* Never mix data types inside any IN() condition.
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* In case of mixed types, cast all as string.
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* Logic needs to be consistent with DBA::p() data types.
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*/
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$is_int = false;
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$is_alpha = false;
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foreach ($value as $single_value) {
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if (is_int($single_value)) {
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$is_int = true;
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} else {
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$is_alpha = true;
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}
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}
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if ($is_int && $is_alpha) {
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foreach ($value as &$ref) {
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if (is_int($ref)) {
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$ref = (string)$ref;
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if (count($value)) {
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/* Workaround for MySQL Bug #64791.
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* Never mix data types inside any IN() condition.
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* In case of mixed types, cast all as string.
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* Logic needs to be consistent with DBA::p() data types.
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*/
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$is_int = false;
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$is_alpha = false;
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foreach ($value as $single_value) {
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if (is_int($single_value)) {
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$is_int = true;
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} else {
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$is_alpha = true;
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}
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}
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unset($ref); //Prevent accidental re-use.
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}
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$new_values = array_merge($new_values, array_values($value));
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$placeholders = substr(str_repeat("?, ", count($value)), 0, -2);
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$condition_string .= self::quoteIdentifier($field) . " IN (" . $placeholders . ")";
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if ($is_int && $is_alpha) {
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foreach ($value as &$ref) {
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if (is_int($ref)) {
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$ref = (string)$ref;
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}
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}
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unset($ref); //Prevent accidental re-use.
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}
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$new_values = array_merge($new_values, array_values($value));
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$placeholders = substr(str_repeat("?, ", count($value)), 0, -2);
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$condition_string .= self::quoteIdentifier($field) . " IN (" . $placeholders . ")";
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} else {
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// Empty value array isn't supported by IN and is logically equivalent to no match
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$condition_string .= "FALSE";
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}
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} elseif (is_null($value)) {
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$condition_string .= self::quoteIdentifier($field) . " IS NULL";
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} else {
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