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"make 1:N relations more tolerant for none existing rows, gave a fatal error"

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This commit is contained in:
Ralf Becker 2009-10-19 12:24:34 +00:00
parent 0d48d6021e
commit dbcf17972e
1 changed files with 18 additions and 15 deletions
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21
etemplate/inc/class.bo_tracking.inc.php
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@ -297,16 +297,17 @@ abstract class bo_tracking
public function changed_fields(array $data,array $old=null)
{
if (is_null($old)) return array_keys($data);
$changed_fields = array();
foreach($this->field2history as $name => $status)
{
if (!$old[$name] && !$data[$name]) continue; // treat all sorts of empty equally
if (is_array($status)) // 1:N relation
{
self::compact_1_N_relation($data[$name],$status);
self::compact_1_N_relation($old[$name],$status);
}
if ($old[$name] != $data[$name] && !(!$old[$name] && !$data[$name]))
if ($old[$name] != $data[$name])
{
// normalize arrays, we do NOT care for the order of multiselections
if (is_array($data[$name]) || is_array($old[$name]))
@ -321,6 +322,7 @@ abstract class bo_tracking
}
}
$changed_fields[] = $name;
//echo "<p>$name: ".array2string($data[$name]).' != '.array2string($old[$name])."</p>\n";
}
}
//error_log(__METHOD__."() changed_fields=".array2string($changed_fields));
@ -330,17 +332,13 @@ abstract class bo_tracking
/**
* Compact (spezified) fields of a 1:N relation into an array of strings
*
* @param array $rows rows of the 1:N relation
* @param array &$rows rows of the 1:N relation
* @param array $cols field names as values
*/
private static function compact_1_N_relation(array &$rows,array $cols)
private static function compact_1_N_relation(&$rows,array $cols)
{
if (empty($rows)) $rows = array();
if (!is_array($rows))
if (is_array($rows))
{
throw new egw_exception_assertion_failed(__METHOD__.'('.array2string($rows).','.array2string($cols).') $rows is NO array!');
}
foreach($rows as $key => &$row)
{
$values = array();
@ -351,6 +349,11 @@ abstract class bo_tracking
$row = implode(self::ONE2N_SEPERATOR,$values);
}
}
else
{
$rows = array();
}
}
/**
* sending all notifications for the changed entry