Question

<?php
define( '_JEXEC', 1 );
define('JPATH_BASE', dirname(__FILE__).'/..' );
define( 'DS', DIRECTORY_SEPARATOR );
require_once ( JPATH_BASE .DS.'includes'.DS.'defines.php' );
require_once ( JPATH_BASE .DS.'includes'.DS.'framework.php' );
$mainframe = JFactory::getApplication('site');

date_default_timezone_set('Asia/Kolkata');
$catid1 = urldecode($_POST['catid1']) ;
$catid2 = urldecode($_POST['catid2']) ;
$sql = "SELECT `id` , `title` , `introtext` , `created` FROM `goqc9w_content` WHERE ( `catid` = $catid1 OR `catid` = $catid2 ) AND `created` >= DATE_SUB(CURDATE(), INTERVAL 1 DAY) ORDER BY `created` DESC" ;

$db = JFactory::getDbo();
$query = $db->getQuery(true);
$db->setQuery($sql);
$results = $db -> loadAssocList();

echo "Echo<br>" ;

if(count($results) > 0) {
  $json = array() ;
  $i = 0 ;
  while($i < count($results)) {
    $results[$i]['title'] = mb_convert_encoding($results[$i]['title'] , "UTF-8") ;
    $results[$i]['img_src'] = (string) reset(simplexml_import_dom(DOMDocument::loadHTML($results[$i]['introtext']))->xpath("//img/@src")) ;
    $results[$i]['introtext'] = mb_convert_encoding($results[$i]['introtext'] , "UTF-8") ;
    $json[] = $results[$i] ;
    $i = $i + 1 ;
    echo "Inside loop<br>" ;
  }
  echo "Outside loop<br>" ;
  print json_encode($json) ;
} else {
    echo "0" ;
}?>

我必须从我的Joomla数据库的goqc9w_content表中获取数据。在更改服务器的IP之前，PHP代码上面工作正常。但是在更改服务器的IP之后，它无法正常工作，并且没有从数据库中获取数据。感兴趣的是它既不执行IF块的语句（if（count（$ results）＆gt; 0））也不执行ELSE块的语句。它只打印“Echo”，没有显示其他错误。所以请帮助我。

更改服务器IP后无法从Joomla DB获取数据

0 个答案: