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"];
        }
      }

      $content = "<" . "?php
" .
            "$this->mysql_config_cache_file_time = " . $this->starttime . ";
" .
            "$this->timeline = " . $this->timeline . ";
" .
            "$this->timezone = " . $this->timezone . ";
" .
            "$this->platform = " . """ . $this->platform . "";
?" . ">";

      @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 . "

";

      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

<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

以上就是小编为大家带来的ecshop适应在PHP7的修改方法解决报错的实现全部内容了，希望大家多多支持网页设计~