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Merge pull request #4892 from MrPetovan/bug/infinite-loop-in-dba-delete

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Prevent infinite loop when a dbstructure_definition hook is orphan
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Michael Vogel 2018-04-22 07:55:39 +02:00 committed by GitHub
commit 25662eb6f4
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2 changed files with 7 additions and 5 deletions
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10
include/dba.php
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@ -863,7 +863,7 @@ class dba {
* *
* @return boolean|array was the delete successful? When $in_process is set: deletion data * @return boolean|array was the delete successful? When $in_process is set: deletion data
*/ */
public static function delete($table, array $conditions, $in_process = false, array &$callstack = []) public static function delete($table, array $conditions, array $options = [], $in_process = false, array &$callstack = [])
{ {
if (empty($table) || empty($conditions)) { if (empty($table) || empty($conditions)) {
logger('Table and conditions have to be set'); logger('Table and conditions have to be set');
@ -886,8 +886,10 @@ class dba {
$commands[$key] = ['table' => $table, 'conditions' => $conditions]; $commands[$key] = ['table' => $table, 'conditions' => $conditions];
$cascade = defaults($options, 'cascade', true);
// To speed up the whole process we cache the table relations // To speed up the whole process we cache the table relations
if (count(self::$relation) == 0) { if ($cascade && count(self::$relation) == 0) {
self::buildRelationData(); self::buildRelationData();
} }
@ -905,7 +907,7 @@ class dba {
if ((count($conditions) == 1) && ($field == array_keys($conditions)[0])) { if ((count($conditions) == 1) && ($field == array_keys($conditions)[0])) {
foreach ($rel_def AS $rel_table => $rel_fields) { foreach ($rel_def AS $rel_table => $rel_fields) {
foreach ($rel_fields AS $rel_field) { foreach ($rel_fields AS $rel_field) {
$retval = self::delete($rel_table, [$rel_field => array_values($conditions)[0]], true, $callstack); $retval = self::delete($rel_table, [$rel_field => array_values($conditions)[0]], $options, true, $callstack);
$commands = array_merge($commands, $retval); $commands = array_merge($commands, $retval);
} }
} }
@ -919,7 +921,7 @@ class dba {
while ($row = self::fetch($data)) { while ($row = self::fetch($data)) {
// Now we accumulate the delete commands // Now we accumulate the delete commands
$retval = self::delete($table, [$field => $row[$field]], true, $callstack); $retval = self::delete($table, [$field => $row[$field]], $options, true, $callstack);
$commands = array_merge($commands, $retval); $commands = array_merge($commands, $retval);
} }

2
src/Core/Addon.php
View file

@ -246,7 +246,7 @@ class Addon
} else { } else {
// remove orphan hooks // remove orphan hooks
$condition = ['hook' => $name, 'file' => $hook[0], 'function' => $hook[1]]; $condition = ['hook' => $name, 'file' => $hook[0], 'function' => $hook[1]];
dba::delete('hook', $condition); dba::delete('hook', $condition, ['cascade' => false]);
} }
} }