dblog_host_filter.module in Util 6.2

File

contribs/dblog_ext/dblog_filters/dblog_host_filter.module

<?php

define('DBLOG_HOST_FILTER__COMPARISON_CONTAINS', "'contains'");
define('DBLOG_HOST_FILTER__COMPARISON_STARTS', "'starts'");
define('DBLOG_HOST_FILTER__COMPARISON_ENDS', "'ends'");
define('DBLOG_HOST_FILTER__COMPARISON_EQUALS', 'eq');
define('DBLOG_HOST_FILTER__DEFAULT_COMPARISON', DBLOG_HOST_FILTER__COMPARISON_CONTAINS);

/**
 * Implementation of hook_log_filters_settings().
 */
function dblog_host_filter_log_filters_settings() {
  $settings['hostname'] = array(
    'title' => 'Hostname',
    'description' => 'Filters by hostname.',
    'page arguments' => array(
      'dblog_host_filter_settings',
    ),
    'file' => 'dblog_filters.host.admin.inc',
    'content' => t('Comparison operation might be exact match, contains, starts with or end withs.'),
  );
  return $settings;
}

/**
 * Implementation of hook_log_filters() on behalf of dblog.
 */
function dblog_host_filter_log_filters() {
  if (!dblog_filters_is_enabled('hostname')) {
    return array();
  }
  $comparison = variable_get('dblog_host_filter:comparison', DBLOG_HOST_FILTER__DEFAULT_COMPARISON);
  if ($comparison == DBLOG_HOST_FILTER__COMPARISON_EQUALS) {
    $op = '=';
    $placeholder = "'%s'";
    $host_list = array();
    $result = db_query("SELECT DISTINCT(hostname) FROM {watchdog}");
    while ($row = db_fetch_array($result)) {
      $host_list[$row['hostname']] = $row['hostname'];
    }
  }
  else {
    $op = 'LIKE';
    switch ($comparison) {
      case DBLOG_HOST_FILTER__COMPARISON_STARTS:
        $placeholder = "'%s%%'";
        break;
      case DBLOG_HOST_FILTER__COMPARISON_ENDS:
        $placeholder = "'%%%s'";
        break;
      case DBLOG_HOST_FILTER__COMPARISON_CONTAINS:
      default:
        $placeholder = "'%%%s%%%'";
        break;
    }
  }
  $filters['hostname'] = array(
    'title' => t('Hostname (@comparison)', array(
      '@comparison' => $comparison,
    )),
    'where' => "w.hostname {$op} {$placeholder}",
    'conjunction' => FALSE,
  );
  if ($comparison == DBLOG_HOST_FILTER__COMPARISON_EQUALS) {
    if (count($host_list) > 1) {
      $filters['hostname']['widget'] = array(
        '#type' => 'select',
        '#options' => $host_list,
      );
    }
    else {
      $filters['hostname']['widget'] = array(
        '#type' => 'textfield',
        '#default_value' => current($host_list),
        '#size' => 27,
      );
    }
  }
  else {
    $filters['hostname']['widget'] = array(
      '#type' => 'textfield',
      '#size' => 27,
    );
  }
  return $filters;
}

Functions

Name	Description
dblog_host_filter_log_filters	Implementation of hook_log_filters() on behalf of dblog.
dblog_host_filter_log_filters_settings	Implementation of hook_log_filters_settings().

Constants

Name	Description
DBLOG_HOST_FILTER__COMPARISON_CONTAINS
DBLOG_HOST_FILTER__COMPARISON_ENDS
DBLOG_HOST_FILTER__COMPARISON_EQUALS
DBLOG_HOST_FILTER__COMPARISON_STARTS
DBLOG_HOST_FILTER__DEFAULT_COMPARISON