wp-bae.php

<?php
/**
 * 百度云存储插件 云存储 和 邮件队列
 * 
 * @license     General Public License
 * @author      Yang,Junlong at 2013-8-22 PM3:55:02 build.
 * @link        http://www.crossyou.cn/
 *//**
 * @package    WordPress
 * @subpackage wp-bae
 * @version    $Id$
 */
/**
 * Plugin Name: 百度云存储
 * Plugin URI: http://crossyou.cn/wp-bae.html
 * Description: Baidu BAE Plugin for wordpress
 * Version: 1.0.0
 * Author: 煎饼
 * Author URI: http://crossyou.cn/
 */
$appid = getenv('HTTP_BAE_ENV_APPID');
if ($appid) {
    define('IS_BAE', true);
} else {
    define('IS_BAE', false);
}
define('BAE_BASENAME', plugin_basename(__FILE__));
define('BAE_BASEFOLDER', plugin_basename(dirname(__FILE__)));
define('BAE_FILENAME', str_replace(DFM_BASEFOLDER.'/', '', plugin_basename(__FILE__)));
define('BCS_HOST', 'http://bcs.duapp.com');

// 初始化选项
register_activation_hook(__FILE__, 'bae_set_options');
function bae_set_options() {
    $options = array(
        'bucket' => '',
        'bcms'     => '',
        'ak'     => '123',
        'sk'     => '123',
        'upload_path' => '.',
        'upload_url_path' => BCS_HOST
    );

    add_option('bae_options', $options, '', 'yes');
}

global $baidu_bcs,$bae_bucket,$bae_isimg;
$baidu_bcs = bae_get_baidu_bcs();
$bae_isimg = false;


//提示信息
function bae_admin_warnings() {
    $bcs_options = get_option('bcs_options', TRUE);

    $bcs_bucket = attribute_escape($bcs_options['bucket']);
    if ( !$bcs_options['bucket'] && !isset($_POST['submit']) ) {
        function bcs_warning() {
            echo "<div id='bcs-warning' class='updated fade'><p><strong>".__('Bcs is almost ready.')."</strong> ".sprintf(__('You must <a href="%1$s">enter your BCS Bucket </a> for it to work.'), "options-general.php?page=" . BCS_BASEFOLDER . "/bcs-support.php")."</p></div>";
        }
        add_action('admin_notices', 'bcs_warning');
        return;
    }
}

//获取BaiduBCS对象
function bae_get_baidu_bcs(){
    require_once('bcs.class.php');
    $bae_options = get_option('bae_options', TRUE);
    
    $bae_bucket  = attribute_escape($bae_options['bucket']);
    $bae_bcms    = attribute_escape($bae_options['bcms']);
    $bae_ak      = attribute_escape($bae_options['ak']) || 123;
    $bae_sk      = attribute_escape($bae_options['sk']) || 123;
    
    if(IS_BAE){
        $bae_ak = getenv ( 'HTTP_BAE_ENV_AK' );
        $bae_sk = getenv ( 'HTTP_BAE_ENV_SK' );
    }
    
    return new BaiduBCS($bae_ak, $bae_sk);
}

//上传文件到bcs远程服务器
function bae_file_upload_to_bcs($object , $file , $opt = array()){
    global $baidu_bcs,$bae_bucket;
    $default = array(
        'acl' => 'public-read',
        'headers' => array(
            'Expires' => 'access plus 1 years'
        )
    );
    $opt = wp_parse_args($opt,$default);
    
    $baidu_bcs->create_object ($bae_bucket, $object, $file, $opt );
    
    return true;
}

//上传函数（直接上传数据）
function bae_file_upload_by_contents( $object , $bits , $opt = array()){
    global $baidu_bcs,$bae_bucket;
    
    $default = array(
        'acl' => 'public-read',
        'headers' => array(
            'Expires' => 'access plus 1 years'
        )
    );
    $opt = wp_parse_args($opt,$default);
    
    $baidu_bcs->create_object_by_content ( $bae_bucket, $object, $bits, $opt );

    return true;
}


function bae_upload_attachments_to_bcs($data){
    global $baidu_bcs,$bae_bucket, $bae_isimg;
    
    $type = $data['type'];
    //如果是图片类型的文件，则不通过此方法上传
    if( substr_count($type,"image/")>0 ){
        $bae_isimg = true;
        return $data;
    }
    $bae_isimg = false;
    
    //获取上传路径
    $wp_upload_dir = wp_upload_dir();
    $upload_path = get_option('upload_path');
    $bcs_options = get_option('bcs_options', TRUE);
    if($upload_path == '.' ){
        $upload_path='/';
    } else {
        $upload_path = '/' . trim($upload_path,'/');
    }
    
    //上传原始文件
    $object = $upload_path.$wp_upload_dir['subdir'].'/'.basename($data['file']);
    $file = $data['file'];
    
    $opt =array(
        'headers' => array('Content-Type' => $type)
    );
    bae_file_upload_to_bcs($object, $file, $opt);
    
    $url = BCS_HOST.'/'.$bae_bucket.$object;
    
    return $data;
}
add_filter('wp_handle_upload', 'bae_upload_attachments_to_bcs');

function bae_upload_attachment($metadata){
    global $baidu_bcs,$bae_bucket, $bae_isimg;
    if(!$bae_isimg){
        return $metadata;
    }
    $bae_isimg = false;
    
    $wp_upload_dir = wp_upload_dir();
    $upload_path = get_option('upload_path');
    $bae_options = get_option('bae_options', true);
    if($upload_path == '.' ){
        $upload_path='/';
    } else {
        $upload_path = '/' . trim($upload_path,'/').'/';
    }
    
    $object = $upload_path.$metadata['file'];
    $file = $wp_upload_dir['basedir'].'/'.$metadata['file'];
    //上传原始文件
    bae_file_upload_to_bcs($object, $file);
    //上传小尺寸文件
    if (isset($metadata['sizes']) && count($metadata['sizes']) > 0){
        foreach ($metadata['sizes'] as $val){
            $object = $upload_path.$wp_upload_dir['subdir'].'/'.$val['file'];
            $file = $wp_upload_dir['path'].'/'.$val['file'];
            $opt =array(
                'headers' => array('Content-Type' => $val['mime-type'])
            );
            bae_file_upload_to_bcs ( $object, $file, $opt );
        }
    }
    
    return $metadata;
}
//生成缩略图后立即上传
add_filter('wp_generate_attachment_metadata', 'bae_upload_attachment', 999);

function bae_format_url($url) {
    if(strpos($url, BCS_HOST) !== false) {
        $arr = explode(BCS_HOST, $url);
        $url = BCS_HOST . $arr[1];
    }
    return $url;
}
add_filter('wp_get_attachment_url', 'bae_format_url');


//删除本地文件
function bae_delete_local_file($file){
    try{
        //文件不存在
        if(!@file_exists($file))
            return TRUE;
        //删除文件
        if(!@unlink($file))
            return FALSE;
        return TRUE;
    }
    catch(Exception $ex){
        return FALSE;
    }
}

//删除BCS上的附件 Thanks Loveyuki（loveyuki@gmail.com）
function bae_del_attachments_from_bcs($file) {
    require_once('bcs.class.php');

    $bae_options = get_option('bae_options', TRUE);

    $bae_bucket  = attribute_escape($bae_options['bucket']);
    $bae_bcms    = attribute_escape($bae_options['bcms']);
    $bae_ak      = attribute_escape($bae_options['ak']);
    $bae_sk       = attribute_escape($bae_options['sk']);

    if(IS_BAE){
        $bae_ak = getenv ( 'HTTP_BAE_ENV_AK' );
        $bae_sk = getenv ( 'HTTP_BAE_ENV_SK' );
    }

    if(!is_object($baidu_bcs)){
        $baidu_bcs = new BaiduBCS($bae_ak, $bae_sk);
    }    

    $bucket = $bae_bucket;

    $upload_dir = wp_upload_dir();

    $object = str_replace($upload_dir['basedir'],'',$file);
    $object = ltrim( $object , '/' );

    $object = str_replace('http://bcs.duapp.com/'.$bucket,'',$object);
    try {
        $baidu_bcs->delete_object($bucket, $object);
    }catch (Exception $e){
        
    }
    
    return $file;
}

add_action('wp_delete_file', 'bae_del_attachments_from_bcs');


function bae_plugin_action_links( $links, $file ) {
    if ( $file == plugin_basename( dirname(__FILE__).'/wp-bae.php' ) ) {
        $links[] = '<a href="options-general.php?page=' . BAE_BASEFOLDER . '/wp-bae.php">'.__('Settings').'</a>';
    }

    return $links;
}
add_filter( 'plugin_action_links', 'bae_plugin_action_links', 10, 2 );

function bae_add_setting_page() {
    add_options_page('BCS Setting', '百度云存储', 8, __FILE__, 'bae_setting_page');
}

add_action('admin_menu', 'bae_add_setting_page');

function bae_setting_page() {
    $options = array();
    $settings_updated = false;
    
    if($_POST['bucket']) {
        $options['bucket'] = trim(stripslashes($_POST['bucket']));
    }
    if($_POST['bcms']) {
        $options['bcms'] = trim(stripslashes($_POST['bcms']));
    }
    if($_POST['ak'] && false === getenv ( 'HTTP_BAE_ENV_AK' )) {
        $options['ak'] = trim(stripslashes($_POST['ak']));
    }
    if($_POST['sk'] && false === getenv ( 'HTTP_BAE_ENV_SK' )) {
        $options['sk'] = trim(stripslashes($_POST['sk']));
    }
    if($_POST['upload_path']) {
        $options['upload_path'] = trim(stripslashes($_POST['upload_path']));
    }
    if($_POST['upload_url_path']) {
        $options['upload_url_path'] = trim(stripslashes($_POST['upload_url_path']));
    }
    if($_POST['uploads_use_yearmonth_folders']) {
        $options['uploads_use_yearmonth_folders'] = trim(stripslashes($_POST['uploads_use_yearmonth_folders']));
    }
    if($options !== array() ){
        update_option('bae_options', $options);
        
        $settings_updated = true;
    }

    $bae_options = get_option('bae_options', TRUE);

    $bae_bucket  = attribute_escape($bae_options['bucket']);
    $bae_bcms    = attribute_escape($bae_options['bcms']);
    $bae_ak      = attribute_escape($bae_options['ak']);
    $bae_sk       = attribute_escape($bae_options['sk']);
    
    $upload_path = attribute_escape($bae_options['upload_path']);
    $upload_url_path = attribute_escape($bae_options['upload_url_path']);
    $uploads_use_yearmonth_folders = attribute_escape($bae_options['uploads_use_yearmonth_folders']);
    
    if(IS_BAE){
        $bae_ak = getenv ( 'HTTP_BAE_ENV_AK' );
        $bae_sk = getenv ( 'HTTP_BAE_ENV_SK' );
    }
?>

<div class="wrap">
    <div id="icon-options-general" class="icon32"><br></div>
    <h2>百度云存储设置</h2>
    <?php if ($settings_updated):?>
    <div id="setting-error-settings_updated" class="updated settings-error"> 
    <p><strong>设置已保存。</strong></p></div>
    <?php endif;?>
    <form name="form1" method="post" action="<?php echo wp_nonce_url('./options-general.php?page=' . BAE_BASEFOLDER . '/wp-bae.php'); ?>">
        <table class="form-table">
        <tbody>
        <?php if (IS_BAE) :?>
        <tr valign="top">
        <th scope="row"><label for="appid">应用ID</label></th>
        <td>
            <input name="appid" disabled="disabled" type="text" id="appid" value="" class="regular-text" value="<?php echo getenv('HTTP_BAE_ENV_APPID');?>">
            <p class="description">这是你的应用ID，不可修改</p>
        </td>
        </tr>
        <?php endif; ?>
        
        <tr valign="top">
        <th scope="row"><label for="bucket">Bucket设置</label></th>
        <td>
            <input name="bucket" type="text" id="bucket" value="<?php echo $bae_bucket;?>" class="regular-text" placeholder="请输入云存储使用的 Bucket">
            <p class="description">访问 <a href="http://developer.baidu.com/bae/bcs/bucket/">百度云存储</a> 创建 Bucket 后，填写以上内容。</p>
        </td>
        </tr>
        <tr valign="top">
            <th scope="row"><label for="bcms">消息队列名称</label></th>
            <td><input name="bcms" type="text" id="bcms" value="<?php echo $bae_bcms;?>" class="regular-text">
            <p class="description">访问 <a href="http://developer.baidu.com/bae/bms/list/">消息服务</a> 创建 消息队列 后，填写以上内容。</p></td>
        </tr>
        
        <tr valign="top">
            <th scope="row"><label for="ak">Access Key / API key(AK)</label></th>
            <td><input name="ak"<?php if (IS_BAE) :?> disabled="disabled"<?php endif;?> type="text" id="ak" value="<?php echo $bae_ak;?>" class="regular-text">
            <p class="description">访问 <a href="http://developer.baidu.com/bae/ref/key/" target="_blank">我的密钥</a>，获取 AK和SK。</p></td>
        </tr>
        <tr valign="top">
            <th scope="row"><label for="sk">Secret Key (SK)</label></th>
            <td><input name="sk"<?php if (IS_BAE) :?> disabled="disabled"<?php endif;?> type="text" id="sk" value="<?php echo $bae_sk;?>" class="regular-text">
        </tr>
        </tbody>
        </table>
        <h3 class="title">文件上传</h3>
        <table class="form-table">
            <tbody><tr valign="top">
            <th scope="row"><label for="upload_path">默认上传路径</label></th>
            <td><input name="upload_path" type="text" id="upload_path" value="<?php echo $upload_path;?>" class="regular-text code">
            <p class="description">默认为<code>.</code></p>
            </td>
            </tr>
            
            <tr valign="top">
            <th scope="row"><label for="upload_url_path">文件的完整URL地址</label></th>
            <td><input name="upload_url_path" disabled="disabled" type="text" id="upload_url_path" value="<?php echo $upload_url_path;?>" class="regular-text code">
            <p class="description">可选配置，默认留空。</p>
            </td>
            </tr>
            <tr>
            <th scope="row" colspan="2" class="th-full">
            <label for="uploads_use_yearmonth_folders">
            <input name="uploads_use_yearmonth_folders" type="checkbox" id="uploads_use_yearmonth_folders" value="1"<?php if($uploads_use_yearmonth_folders):?> checked="checked"<?php endif;?> />
            以年—月目录形式组织上传内容</label>
            </th>
            </tr>
            </tbody>
        </table>
        <p class="submit"><input type="submit" name="submit" id="submit" class="button button-primary" value="保存更改"></p>
    </form>
</div>
<?php }
/* End of file: index.php */
/* Location: ./index.php */