<?php

// Load system dependencies
require_once('../config/app.php');
require_once('../library/curl.php');
require_once('../library/robots.php');
require_once('../library/filter.php');
require_once('../library/parser.php');
require_once('../library/mysql.php');
require_once('../library/sphinxql.php');

if (!API_ENABLED) {

  $response = [
    'status'  => false,
    'message' => _('API requests disabled by the node owner.'),
  ];
}

// Action
switch (!empty($_GET['action']) ? $_GET['action'] : false) {

  // Search API
  case 'search';

    // Connect database
    $db = new MySQL(DB_HOST, DB_PORT, DB_NAME, DB_USERNAME, DB_PASSWORD);

    // Connect Sphinx search server
    $sphinx = new SphinxQL(SPHINX_HOST, SPHINX_PORT);


    // Filter request data
    $query = !empty($_GET['query']) ? Filter::url($_GET['query']) : '';
    $page  = !empty($_GET['page']) ? Filter::url($_GET['page']) : 1;

    // Make search request
    $sphinxResults      = $sphinx->searchHostPages('"' . $query . '"', $page * API_SEARCH_PAGINATION_RESULTS_LIMIT - API_SEARCH_PAGINATION_RESULTS_LIMIT, API_SEARCH_PAGINATION_RESULTS_LIMIT);
    $sphinxResultsTotal = $sphinx->searchHostPagesTotal('"' . $query . '"');

    // Generate results
    $dbResults = [];

    foreach ($sphinxResults as $sphinxResult) {

      if ($hostPage = $db->getFoundHostPage($sphinxResult->id)) {

        $dbResults[] = $hostPage;
      }
    }

    // Make response
    $response = [
      'status'  => true,
      'totals'  => $sphinxResultsTotal,
      'result'  => $dbResults,
    ];

  break;

  // Host API
  case 'hosts';

    // Connect database
    $db = new MySQL(DB_HOST, DB_PORT, DB_NAME, DB_USERNAME, DB_PASSWORD);

    $response = [
      'status' => true,
      'totals' => $db->getTotalHosts(),
      'result' => $db->getAPIHosts(API_HOSTS_FIELDS),
    ];

  break;

  default:

    $response = [
      'status'  => false,
      'message' => _('Undefined API action request.'),
    ];
}

// Output
header('Content-Type: application/json; charset=utf-8');

echo json_encode($response);