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add relationships support for grids #65

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add relationships support for grids #65

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45 changes: 44 additions & 1 deletion system/expressionengine/third_party/json/pi.json.php
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Original file line number Diff line number Diff line change
Expand Up @@ -35,6 +35,7 @@ class Json
protected $entries_grid_cols;
protected $entries_rel_data;
protected $entries_relationship_data;
protected $entries_grid_relationship_data;
protected $entries_playa_data;
protected $entries_channel_files_data;
protected $image_manipulations = array();
Expand Down Expand Up @@ -431,7 +432,12 @@ protected function entries_grid($entry_id, $field, $field_data)

foreach ($this->entries_grid_cols[$field['field_id']] as $col_id => $col)
{
$row[$col['col_name']] = $grid_row['col_id_'.$col_id];
$val = $grid_row['col_id_' . $col_id];
if ($col['col_type'] == 'relationship')
{
$val = $this->entries_grid_relationship($col_id, $row['row_id'], $entry_id);
}
$row[$col['col_name']] = $val;
}

$data[] = $row;
Expand Down Expand Up @@ -502,6 +508,42 @@ protected function entries_relationship($entry_id, $field, $field_data)
return array();
}

protected function entries_grid_relationship($grid_col_id, $grid_row_id, $entry_id)
{
if (is_null($this->entries_grid_relationship_data))
{
$query = ee()->db->select('parent_id, child_id, grid_field_id, grid_col_id, grid_row_id')
->where_in('parent_id', $this->entries_entry_ids)
->where('grid_col_id', $grid_col_id)
->order_by('order', 'asc')
->get('relationships');

foreach ($query->result_array() as $row)
{
if ( ! isset($this->entries_grid_relationship_data[$grid_col_id][$row['parent_id']][$row['grid_row_id']]))
{
$this->entries_grid_relationship_data[$grid_col_id][$row['parent_id']][$row['grid_row_id']] = array();
}

if ( ! isset($this->entries_grid_relationship_data[$grid_col_id][$row['parent_id']][$row['grid_row_id']]))
{
$this->entries_grid_relationship_data[$grid_col_id][$row['parent_id']][$row['grid_row_id']] = array();
}

$this->entries_grid_relationship_data[$grid_col_id][$row['parent_id']][$row['grid_row_id']][] = (int) $row['child_id'];
}

$query->free_result();
}

if (isset($this->entries_grid_relationship_data[$grid_col_id][$entry_id][$grid_row_id]))
{
return $this->entries_grid_relationship_data[$grid_col_id][$entry_id][$grid_row_id];
}

return array();
}

protected function entries_playa($entry_id, $field, $field_data)
{
if (is_null($this->entries_playa_data))
Expand Down Expand Up @@ -1058,6 +1100,7 @@ protected function initialize($which = NULL)
$this->entries_matrix_rows = NULL;
$this->entries_rel_data = NULL;
$this->entries_relationship_data = NULL;
$this->entries_grid_relationship_data = NULL;
$this->entries_playa_data = NULL;
$this->entries_channel_files_data = NULL;
break;
Expand Down