This is the entire php code of the simpleviews plugin. I'm posting it here, because I need it repaired for a project, and the plugin doesn't have a github repository. Plugin url: http://wordpress.org/plugins/simple-post-views-counter/

simpviews.php

<?php
/*
  Plugin Name: Simple Post Views Counter
  Plugin URI: http://wordpress.org/extend/plugins/simple-post-views-counter/
  Description: This plugin will enable you to display how many times a post has been viewed. The hits/views are displayed in the posts entry meta. Please refer to the included readme file for proper install instructions and use.
  Version: 1.2
  Author: RS Publishing
  License: GPLv2
 */

/*
  Copyright 2012  Rynaldo Stoltz  (email : [email protected])

  This program is free software; you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation; either version 2 of the License, or
  (at your option) any later version.

  This program is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with this program; if not, write to the Free Software
  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */



class SPVCO {


    /**
     * Creates the table on activation, if table doesn't exist yet.
     * @return void                         creates a table.
     */
    public static function install() {
        global $wpdb;
        $table = $wpdb->prefix . "simpleviews";

        if ($wpdb->get_var( "SHOW TABLES LIKE '$table'" ) != $table ) {
            $sql_array = array(
                "CREATE TABLE " . $table,
                "( UNIQUE KEY id (post_id),",
                "post_id int(10) NOT NULL,",
                "view int(10) default 0,",
                "view_datetime datetime NOT NULL default '0000-00-00 00:00:00');"
            );
            $sql = join( ' ', $sql_array );
            require_once(ABSPATH . 'wp-admin/includes/upgrade.php');
            dbDelta($sql);
        }
    }


    /**
     * On uninstall, drops the table.
     * @return void                         drops the table
     */
    public static function drop() {
        global $wpdb;
        $table = $wpdb->prefix . "simpleviews";

        if ($wpdb->get_var( "SHOW TABLES LIKE '$table'" ) != $table ) {
            $sql = "DROP TABLE " . $table;
            require_once(ABSPATH . 'wp-admin/includes/upgrade.php');
            dbDelta($sql);
        }
    }


    /**
     * Inserting views. Called from update views function. It only fires if there's no row for the
     * post_id. In that case it inserts the view value of 1.
     * @param  integer      $post_id        The ID of the post in question
     * @return integer                      the ID for the auto increment columns
     */
    public static function insert_views( $post_id ) {
        global $wpdb;
        $table = $wpdb->prefix . "simpleviews";
        $result = $wpdb->insert( $table, array( 'post_id' => $post_id, 'view' => 1 ) );
        return 1;
    }


    /**
     * Increments the view count by 1
     * @param  integer      $post_id        the ID of the post
     * @return integer                      the auto increment
     */
    public static function update_views($post_id) {
        global $wpdb;
        $table = $wpdb->prefix . "simpleviews";

        if( !self::get_views( $post_id ) ) {
            return self::insert_views( $post_id );
        }

        $sql = $wpdb->prepare( "UPDATE `$table` SET view = view + 1 WHERE post_id = %d", $post_id );
        $wpdb->query($sql);
        $sql = $wpdb->prepare( "SELECT view from `$table` WHERE post_id = %d", $post_id );
        $view = $wpdb->get_results( $sql, ARRAY_A );
        // This is the bit that echo_views gets.
        return $view[0]['view'];
    }


    /**
     * Gets the view count for a given post_id
     * @param  integer      $post_id        the ID of the post in question
     * @return array                        either an empty or a one-dimensional array
     */
    public static function get_views($post_id) {
        global $wpdb;
        $table = $wpdb->prefix . "simpleviews";
        return $wpdb->get_col( $wpdb->prepare( "SELECT view FROM `$table` WHERE post_id = %d", $post_id ) );
    }
}

/**
 * For backwards compatibility
 */
if(!function_exists('echo_views')) {
    function echo_views ( $post_id = 0 ) {
        echo number_format_i18n( SPVCO::update_views( $post_id ) );
    }
}


register_activation_hook( __FILE__, array( 'SPVCO', 'install' ) );
register_uninstall_hook( __FILE__, array( 'SPVCO', 'drop' ) );