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-rw-r--r--engine/classes/ElggAttributeLoader.php69
1 files changed, 59 insertions, 10 deletions
diff --git a/engine/classes/ElggAttributeLoader.php b/engine/classes/ElggAttributeLoader.php
index 2d1c1abde..ffc80b02d 100644
--- a/engine/classes/ElggAttributeLoader.php
+++ b/engine/classes/ElggAttributeLoader.php
@@ -4,6 +4,9 @@
* Loads ElggEntity attributes from DB or validates those passed in via constructor
*
* @access private
+ *
+ * @package Elgg.Core
+ * @subpackage DataModel
*/
class ElggAttributeLoader {
@@ -21,7 +24,7 @@ class ElggAttributeLoader {
'time_created',
'time_updated',
'last_action',
- 'enabled'
+ 'enabled',
);
/**
@@ -65,9 +68,11 @@ class ElggAttributeLoader {
public $full_loader = '';
/**
- * @param string $class class of object being loaded
- * @param string $required_type entity type this is being used to populate
- * @param array $initialized_attrs attributes after initializeAttributes() has been run
+ * Constructor
+ *
+ * @param string $class class of object being loaded
+ * @param string $required_type entity type this is being used to populate
+ * @param array $initialized_attrs attributes after initializeAttributes() has been run
* @throws InvalidArgumentException
*/
public function __construct($class, $required_type, array $initialized_attrs) {
@@ -87,14 +92,33 @@ class ElggAttributeLoader {
$this->secondary_attr_names = array_diff($all_attr_names, self::$primary_attr_names);
}
+ /**
+ * Get primary attributes missing that are missing
+ *
+ * @param stdClass $row Database row
+ * @return array
+ */
protected function isMissingPrimaries($row) {
return array_diff(self::$primary_attr_names, array_keys($row)) !== array();
}
+ /**
+ * Get secondary attributes that are missing
+ *
+ * @param stdClass $row Database row
+ * @return array
+ */
protected function isMissingSecondaries($row) {
return array_diff($this->secondary_attr_names, array_keys($row)) !== array();
}
+ /**
+ * Check that the type is correct
+ *
+ * @param stdClass $row Database row
+ * @return void
+ * @throws InvalidClassException
+ */
protected function checkType($row) {
if ($row['type'] !== $this->required_type) {
$msg = elgg_echo('InvalidClassException:NotValidElggStar', array($row['guid'], $this->class));
@@ -176,6 +200,8 @@ class ElggAttributeLoader {
// saved, these are stored w/ type "site", but with no sites_entity row. These
// are probably only created in the unit tests.
// @todo Don't save vanilla ElggEntities with type "site"
+
+ $row = $this->filterAddedColumns($row);
$row['guid'] = (int) $row['guid'];
return $row;
}
@@ -185,15 +211,38 @@ class ElggAttributeLoader {
}
}
- // loading complete: re-check missing and check type
- if (($was_missing_primaries && $this->isMissingPrimaries($row))
- || ($was_missing_secondaries && $this->isMissingSecondaries($row))) {
- throw new LogicException('Attribute loaders failed to return proper attributes');
- }
+ $row = $this->filterAddedColumns($row);
+
+ // Note: If there are still missing attributes, we're running on a 1.7 or earlier schema. We let
+ // this pass so the upgrades can run.
- // guid needs to be an int http://trac.elgg.org/ticket/4111
+ // guid needs to be an int https://github.com/elgg/elgg/issues/4111
$row['guid'] = (int) $row['guid'];
return $row;
}
+
+ /**
+ * Filter out keys returned by the query which should not appear in the entity's attributes
+ *
+ * @param array $row All columns from the query
+ * @return array Columns acceptable for the entity's attributes
+ */
+ protected function filterAddedColumns($row) {
+ // make an array with keys as acceptable attribute names
+ $acceptable_attrs = self::$primary_attr_names;
+ array_splice($acceptable_attrs, count($acceptable_attrs), 0, $this->secondary_attr_names);
+ $acceptable_attrs = array_combine($acceptable_attrs, $acceptable_attrs);
+
+ // @todo remove these when #4584 is in place
+ $acceptable_attrs['tables_split'] = true;
+ $acceptable_attrs['tables_loaded'] = true;
+
+ foreach ($row as $key => $val) {
+ if (!isset($acceptable_attrs[$key])) {
+ unset($row[$key]);
+ }
+ }
+ return $row;
+ }
}