source: extensions/rv_db_integrity/check_db.php @ 4372

<?php
defined('PHPWG_ROOT_PATH') or trigger_error('Hacking attempt!', E_USER_ERROR);

function check_table_ref($t, $f, $reft, $reff)
{
  $query = '
DESCRIBE '.$reft.' '.$reff;
  $row = mysql_fetch_assoc( pwg_query($query) );
  $ref_nullable = ( $row['Null'] != '');

  $query = '
SELECT ref.'.$reff.'
  FROM '.$reft.' ref LEFT JOIN '.$t.' main ON ref.'.$reff.' = main.'.$f.'
  WHERE main.'.$f.' IS NULL';
  if ($ref_nullable)
    $query.=' AND ref.'.$reff.' IS NOT NULL';
  $query.='
  GROUP BY ref.'.$reff;

  $result = pwg_query($query);
  return mysql_num_rows($result);
}

$default_checked = count($_POST)==0 ? 'checked="checked"' : '';

// Standard reference tests ---------------------------------------------------
$reference_tests = array();

$reference_tests[IMAGES_TABLE] = array(
    array(CADDIE_TABLE,           'element_id'),
    array(CATEGORIES_TABLE,       'representative_picture_id'),
    array(COMMENTS_TABLE,         'image_id'),
    array(FAVORITES_TABLE,        'image_id'),
    array(IMAGE_CATEGORY_TABLE,   'image_id'),
    array(IMAGE_TAG_TABLE,        'image_id'),
    array(RATE_TABLE,             'element_id'),
  );

$reference_tests[CATEGORIES_TABLE] = array(
    array(CATEGORIES_TABLE,       'id_uppercat'),
    array(GROUP_ACCESS_TABLE,     'cat_id'),
    array(IMAGE_CATEGORY_TABLE,   'category_id'),
    array(IMAGES_TABLE,           'storage_category_id'),
    array(OLD_PERMALINKS_TABLE,   'cat_id'),
    array(USER_ACCESS_TABLE,      'cat_id'),
    array(WAITING_TABLE,          'storage_category_id'),
    array(USER_CACHE_CATEGORIES_TABLE, 'cat_id'),
  );

$reference_tests[TAGS_TABLE] = array(
    array(IMAGE_TAG_TABLE,   'tag_id'),
  );

$reference_tests[GROUPS_TABLE] = array(
    array(GROUP_ACCESS_TABLE,     'group_id'),
    array(USER_GROUP_TABLE,       'group_id'),
  );

foreach ($reference_tests as $table=>$ref_test)
{
        $field_name = 'id';
        $tpl_var =
                array(
                        'ID' => 'test-'.$table,
                        'LABEL' => '#'.$table.'.'.$field_name,
                        'CHECKED' => isset($_POST['test-'.$table]) ? 'checked="checked"' : $default_checked,
                        'COUNT' => count($ref_test),
                );

        if ( isset($_POST['test-'.$table]) )
        {
                $failed = 0;
                foreach ($ref_test as $test)
                {
                        $err = check_table_ref($table, $field_name, $test[0], $test[1] );
                        if ($err)
                        {
                                $failed++;
                                $tpl_var['errors'][]= $err.' error references; #'.$test[0].'.'.$test[1].' referring to #'.$table.'.'.$field_name;
                        }
                }
                $tpl_var['result'] = $failed;
        }
        $template->append('reference_tests', $tpl_var);
}

// Permalinks test ------------------------------------------------------------
$tpl_var = array(
                'ID' => 'permalinks',
                'LABEL' => 'Pemalinks',
                'CHECKED' => isset($_POST['permalinks']) ? 'checked="checked"' : $default_checked,
                'COUNT' => 1,
        );
if (isset($_POST['permalinks']))
{
        $query = '
SELECT c.permalink, c.id, op.cat_id
  FROM '.CATEGORIES_TABLE.' c INNER JOIN '.OLD_PERMALINKS_TABLE.' op ON c.permalink=op.permalink';
        $result = pwg_query($query);
        $tpl_var['result'] = mysql_num_rows($result);
        while ($row=mysql_fetch_assoc($result))
        {
                $tpl_var['errors'][] = $row['permalink'].' matches categories '.$row['id'].' and '.$row['cat_id'];
        }
}
$template->append('reference_tests', $tpl_var);


// #images(id,storage_category_id) vs. #image_category(image_id,category_id) ---
$tpl_var = array(
                'ID' => 'id_storage_category_id',
                'LABEL' => '#images(id,storage_category_id) in #image_category',
                'CHECKED' => isset($_POST['id_storage_category_id']) ? 'checked="checked"' : $default_checked,
                'COUNT' => 1,
        );
if (isset($_POST['id_storage_category_id']))
{
  $query = '
SELECT i.id, i.storage_category_id, i.path
  FROM '.IMAGES_TABLE.' i LEFT JOIN '.IMAGE_CATEGORY_TABLE.' ic ON ic.image_id=i.id AND ic.category_id=i.storage_category_id
  WHERE (ic.category_id IS NULL OR ic.image_id IS NULL) AND i.storage_category_id IS NOT NULL';
        $result = pwg_query($query);
        $tpl_var['result'] = mysql_num_rows($result);
        $i=0;
        while ($row=mysql_fetch_assoc($result) and $i<=50 )
        {
                $tpl_var['errors'][] = $row['path'].' missing entry ('.$row['id'].','.$row['storage_category_id']. ') in #'.IMAGE_CATEGORY_TABLE;
                $i++;
        }
}
$template->append('reference_tests', $tpl_var);

// uploadable virtual cats
$tpl_var = array(
                'ID' => 'uploadable_virtual_cats',
                'LABEL' => 'Uploadable virtual cats',
                'CHECKED' => isset($_POST['uploadable_virtual_cats']) ? 'checked="checked"' : $default_checked,
                'COUNT' => 1,
        );
if (isset($_POST['uploadable_virtual_cats']))
{
  $query = '
SELECT c.id, c.name
  FROM '.CATEGORIES_TABLE.' c
  WHERE c.dir IS NULL AND uploadable="true"';
        $result = pwg_query($query);
        $tpl_var['result'] = mysql_num_rows($result);
        $i=0;
        while ($row=mysql_fetch_assoc($result) and $i<=50 )
        {
                $tpl_var['errors'][] = $row['id'].' ('.$row['name'].') is uploadable';
                $i++;
        }
}
$template->append('reference_tests', $tpl_var);

$template->set_filename('check', dirname(__FILE__).'/check_db.tpl');
$template->assign_var_from_handle('ADMIN_CONTENT', 'check');

?>