ecshop适应在PHP7的修改方法解决报错的实现
本章介绍了ecshop适应在PHP7的修改方法解决报错的实现。
ecshop这个系统，到目前也没见怎么推出新版本，如果是新项目，不太建议使用它。不过，因为我一直以来都在使用中，所以不得不更改让其适应PHP新版本。现在PHP 7已经出发行版了，所以更改来继续使用吧。具体的更改有以下方面：
（1）将mysql扩展的使用替换掉，改为使用mysqli或pdo：
从php5.5开始，mysql扩展将废弃了。
具体更改的文件在于includes/cls_mysql.php。这是个不小的工程，文件代码太长……
if (!defined('DITAN_ECS'))
{
die('Hacking attempt');
}
class cls_mysql
{
var $link_id = NULL;
var $settings = array();
var $queryCount = 0;
var $queryTime = '';
var $queryLog = array();
var $max_cache_time = 300; // 最大的缓存时间，以秒为单位
var $cache_data_dir = 'temp/query_caches/';
var $root_path = '';
var $error_message = array();
var $platform = '';
var $version = '';
var $dbhash = '';
var $starttime = 0;
var $timeline = 0;
var $timezone = 0;
// 事务指令数
protected $transTimes = 0;
var $mysql_config_cache_file_time = 0;
var $mysql_disable_cache_tables = array(); // 不允许被缓存的表，遇到将不会进行缓存
function __construct($dbhost, $dbuser, $dbpw, $dbname = '', $charset = 'gbk', $pconnect = 0, $quiet = 0)
{
$this->cls_mysql($dbhost, $dbuser, $dbpw, $dbname, $charset, $pconnect, $quiet);
}
function cls_mysql($dbhost, $dbuser, $dbpw, $dbname = '', $charset = 'gbk', $pconnect = 0, $quiet = 0)
{
if (defined('EC_CHARSET'))
{
$charset = strtolower(str_replace('-', '', EC_CHARSET));
}
if (defined('ROOT_PATH') && !$this->root_path)
{
$this->root_path = ROOT_PATH;
}
if ($quiet)
{
$this->connect($dbhost, $dbuser, $dbpw, $dbname, $charset, $pconnect, $quiet);
}
else
{
$this->settings = array(
'dbhost' => $dbhost,
'dbuser' => $dbuser,
'dbpw' => $dbpw,
'dbname' => $dbname,
'charset' => $charset,
'pconnect' => $pconnect
);
}
}
function connect($dbhost, $dbuser, $dbpw, $dbname = '', $charset = 'utf8', $pconnect = 0, $quiet = 0)
{
if ($pconnect)
{
$this->link_id = new mysqli('p:'.$dbhost, $dbuser, $dbpw);
if ($this->link_id->connect_error)
{
if (!$quiet)
{
$this->ErrorMsg("Can't pConnect MySQL Server($dbhost)!");
}
return false;
}
}
else
{
$this->link_id = new mysqli($dbhost, $dbuser, $dbpw);
if ($this->link_id->connect_error)
{
if (!$quiet)
{
$this->ErrorMsg("Can't Connect MySQL Server($dbhost)!");
}
return false;
}
}
$this->dbhash = md5($this->root_path . $dbhost . $dbuser . $dbpw . $dbname);
$this->version = $this->link_id->server_version;
/* 对字符集进行初始化 */
$this->link_id->set_charset($charset);
$this->link_id->query("SET sql_mode=''");
$sqlcache_config_file = $this->root_path . $this->cache_data_dir . 'sqlcache_config_file_' . $this->dbhash . '.php';
@include($sqlcache_config_file);
$this->starttime = time();
if ($this->max_cache_time && $this->starttime > $this->mysql_config_cache_file_time + $this->max_cache_time)
{
if ($dbhost != '.')
{
$result = $this->link_id->query("SHOW VARIABLES LIKE 'basedir'");
$row = $result->fetch_array(MYSQLI_ASSOC);
$result->free();
if (!empty($row['Value']{1}) && $row['Value']{1} == ':' && !empty($row['Value']{2}) && $row['Value']{2} == "/")
{
$this->platform = 'WINDOWS';
}
else
{
$this->platform = 'OTHER';
}
}
else
{
$this->platform = 'WINDOWS';
}
if ($this->platform == 'OTHER' &&
($dbhost != '.' && strtolower($dbhost) != 'localhost:3306' && $dbhost != '127.0.0.1:3306') ||
date_default_timezone_get() == 'UTC')
{
$result = $this->link_id->query("SELECT UNIX_TIMESTAMP() AS timeline, UNIX_TIMESTAMP('" . date('Y-m-d H:i:s', $this->starttime) . "') AS timezone");
$row = $result->fetch_array(MYSQLI_ASSOC);
$result->free();
if ($dbhost != '.' && strtolower($dbhost) != 'localhost:3306' && $dbhost != '127.0.0.1:3306')
{
$this->timeline = $this->starttime - $row['timeline'];
}
if (date_default_timezone_get() == 'UTC')
{
$this->timezone = $this->starttime - $row['timezone'];
}
}
$content = '<' . "?php\r\n" .
'$this->mysql_config_cache_file_time = ' . $this->starttime . ";\r\n" .
'$this->timeline = ' . $this->timeline . ";\r\n" .
'$this->timezone = ' . $this->timezone . ";\r\n" .
'$this->platform = ' . "'" . $this->platform . "';\r\n?" . '>';
@file_put_contents($sqlcache_config_file, $content);
}
/* 选择数据库 */
if ($dbname)
{
if ($this->link_id->SELECT_db($dbname) === false )
{
if (!$quiet)
{
$this->ErrorMsg("Can't SELECT MySQL database($dbname)!");
}
return false;
}
else
{
return true;
}
}
else
{
return true;
}
}
function SELECT_database($dbname)
{
return $this->link_id->SELECT_db($dbname);
}
function set_mysql_charset($charset)
{
if (in_array(strtolower($charset), array('gbk', 'big5', 'utf-8', 'utf8')))
{
$charset = str_replace('-', '', $charset);
}
$this->link_id->set_charset($charset);
}
function fetch_array($query, $result_type = MYSQLI_ASSOC)
{
$row = $query->fetch_array($result_type);
$query->free();
return $row;
}
function query($sql, $type = '')
{
if ($this->link_id === NULL)
{
$this->connect($this->settings['dbhost'], $this->settings['dbuser'], $this->settings['dbpw'], $this->settings['dbname'], $this->settings['charset'], $this->settings['pconnect']);
$this->settings = array();
}
if ($this->queryCount++ <= 99)
{
$this->queryLog[] = $sql;
}
if ($this->queryTime == '')
{
if (PHP_VERSION >= '5.0.0')
{
$this->queryTime = microtime(true);
}
else
{
$this->queryTime = microtime();
}
}
/* 当当前的时间大于类初始化时间的时候，自动执行 ping 这个自动重新连接操作 */
if (time() > $this->starttime + 1)
{
$this->link_id->ping();
}
if (!($query = $this->link_id->query($sql)) && $type != 'SILENT')
{
$this->error_message[]['message'] = 'MySQL Query Error';
$this->error_message[]['sql'] = $sql;
$this->error_message[]['error'] = $this->link_id->error;
$this->error_message[]['errno'] = $this->link_id->errno;
$this->ErrorMsg();
return false;
}
if (defined('DEBUG_MODE') && (DEBUG_MODE & 8) == 8)
{
$logfilename = $this->root_path . DATA_DIR . '/mysql_query_' . $this->dbhash . '_' . date('Y_m_d') . '.log';
$str = $sql . "\n\n";
if (PHP_VERSION >= '5.0')
{
file_put_contents($logfilename, $str, FILE_APPEND);
}
else
{
$fp = @fopen($logfilename, 'ab+');
if ($fp)
{
fwrite($fp, $str);
fclose($fp);
}
}
}
return $query;
}
function affected_rows()
{
return $this->link_id->affected_rows;
}
function error()
{
return $this->link_id->error;
}
function errno()
{
return $this->link_id->errno;
}
function result($query, $row)
{
$query->data_seek($row);
$result = $query->fetch_row();
$query->free();
return $result;
}
function num_rows($query)
{
return $query->num_rows;
}
function num_fields($query)
{
return $this->link_id->field_count;
}
function free_result($query)
{
return $query->free();
}
function INSERT_id()
{
return $this->link_id->INSERT_id;
}
function fetchRow($query)
{
return $query->fetch_assoc();
}
function fetch_fields($query)
{
return $query->fetch_field();
}
function version()
{
return $this->version;
}
function ping()
{
return $this->link_id->ping();
}
function escape_string($unescaped_string)
{
return $this->link_id->real_escape_string($unescaped_string);
}
function close()
{
return $this->link_id->close();
}
function ErrorMsg($message = '', $sql = '')
{
if ($message)
{
echo "<b>DTXB info</b>: $message\n\n<br /><br />";
//print('<a href="http://faq.comsenz.com/?type=mysql&dberrno=2003&dberror=Can%27t%20connect%20to%20MySQL%20server%20on" target="_blank">http://faq.comsenz.com/</a>');
}
else
{
echo "<b>MySQL server error report:";
print_r($this->error_message);
//echo "<br /><br /><a href='http://faq.comsenz.com/?type=mysql&dberrno=" . $this->error_message[3]['errno'] . "&dberror=" . urlencode($this->error_message[2]['error']) . "' target='_blank'>http://faq.comsenz.com/</a>";
}
exit;
}
/* 仿真 Adodb 函数 */
function SELECTLimit($sql, $num, $start = 0)
{
if ($start == 0)
{
$sql .= ' LIMIT ' . $num;
}
else
{
$sql .= ' LIMIT ' . $start . ', ' . $num;
}
return $this->query($sql);
}
function getOne($sql, $limited = false)
{
if ($limited == true)
{
$sql = trim($sql . ' LIMIT 1');
}
$res = $this->query($sql);
if ($res !== false)
{
$row = $res->fetch_row();
$res->free();
if ($row !== false)
{
return $row[0];
}
else
{
return '';
}
}
else
{
return false;
}
}
function getOneCached($sql, $cached = 'FILEFIRST')
{
$sql = trim($sql . ' LIMIT 1');
$cachefirst = ($cached == 'FILEFIRST' || ($cached == 'MYSQLFIRST' && $this->platform != 'WINDOWS')) && $this->max_cache_time;
if (!$cachefirst)
{
return $this->getOne($sql, true);
}
else
{
$result = $this->getSqlCacheData($sql, $cached);
if (empty($result['storecache']) == true)
{
return $result['data'];
}
}
$arr = $this->getOne($sql, true);
if ($arr !== false && $cachefirst)
{
$this->setSqlCacheData($result, $arr);
}
return $arr;
}
function getAll($sql)
{
$res = $this->query($sql);
if ($res !== false)
{
$arr = $res->fetch_all(MYSQLI_ASSOC);
$res->free();
return $arr;
}
else
{
return false;
}
}
function getAllCached($sql, $cached = 'FILEFIRST')
{
$cachefirst = ($cached == 'FILEFIRST' || ($cached == 'MYSQLFIRST' && $this->platform != 'WINDOWS')) && $this->max_cache_time;
if (!$cachefirst)
{
return $this->getAll($sql);
}
else
{
$result = $this->getSqlCacheData更多关于ecshop适应在PHP7的修改方法解决报错的实现请关注PHP中文网（www.php.cn）其它文章！