PHP cache_write函数代码示例

 public function getCardTicket()
 {
     $cachekey = "cardticket:{$this->account['acid']}";
     $cache = cache_load($cachekey);
     if (!empty($cache) && !empty($cache['ticket']) && $cache['expire'] > TIMESTAMP) {
         $this->account['card_ticket'] = $cache;
         return $cache['token'];
     }
     load()->func('communication');
     $access_token = $this->getAccessToken();
     if (is_error($access_token)) {
         return $access_token;
     }
     $url = "https://api.weixin.qq.com/cgi-bin/ticket/getticket?access_token={$access_token}&type=wx_card";
     $content = ihttp_get($url);
     if (is_error($content)) {
         return error(-1, '调用接口获取微信公众号 card_ticket 失败, 错误信息: ' . $content['message']);
     }
     $result = @json_decode($content['content'], true);
     if (empty($result) || intval($result['errcode']) != 0 || $result['errmsg'] != 'ok') {
         return error(-1, '获取微信公众号 card_ticket 结果错误, 错误信息: ' . $result['errmsg']);
     }
     $record = array();
     $record['ticket'] = $result['ticket'];
     $record['expire'] = TIMESTAMP + $result['expires_in'] - 200;
     $this->account['card_ticket'] = $record;
     cache_write($cachekey, $record);
     return $record['ticket'];
 }

function setCache($cacheActionUrl, $viewData)
{
    if (!($result = checkCache($cacheActionUrl))) {
        return false;
    }
    $viewData = '<?php if(!defined("BASEAPP"))die("Invalid Access"); ?>' . "\n" . $viewData;
    cache_write(CACHE_PATH . $result['alias'] . '.php', $viewData);
}

function tagtpl_cache() {
	$relatedtag = unserialize(data_get('relatedtag'));
	if(empty($relatedtag)) $relatedtag = array();
	foreach($relatedtag['data'] as $appid => $data) {
		$relatedtag['limit'][$appid] = empty($relatedtag['limit'][$appid])?0:intval($relatedtag['limit'][$appid]);
		$data['template'] = trim($data['template']);
		if(empty($relatedtag['limit'][$appid]) || empty($data['template'])) {
			unset($relatedtag['data'][$appid]);
			unset($relatedtag['limit'][$appid]);
		}
	}
	cache_write('tagtpl', "_SGLOBAL['tagtpl']", $relatedtag);
}

function config_cache($updatedata = true)
{
    global $_SGLOBAL;
    $_SCONFIG = array();
    $query = $_SGLOBAL['db']->query('SELECT * FROM ' . tname('config'));
    while ($value = $_SGLOBAL['db']->fetch_array($query)) {
        if ($value['var'] == 'privacy') {
            $value['datavalue'] = empty($value['datavalue']) ? array() : unserialize($value['datavalue']);
        }
        $_SCONFIG[$value['var']] = $value['datavalue'];
    }
    cache_write('config', '_SCONFIG', $_SCONFIG);
}

 private function getJsApiTicket()
 {
     $ticket = cache_read("js_api_ticket");
     if (empty($ticket) || $ticket["time"] <= time()) {
         $token = $this->getWxAccessToken();
         if (!empty($token)) {
             $url = "https://api.weixin.qq.com/cgi-bin/ticket/getticket?access_token={$token}&type=jsapi";
             $js_token = ihttp_request($url);
             if (!empty($js_token)) {
                 $content = @json_decode($js_token['content'], true);
                 $ticket = array("ticket" => $content["ticket"], "time" => TIMESTAMP + $content["expires_in"]);
                 cache_write("js_api_ticket", $ticket);
             }
         }
     }
     return $ticket["ticket"];
 }

function setting_load($key = '')
{
    global $_W;
    $cachekey = "setting";
    $settings = cache_load($cachekey);
    if (empty($settings)) {
        $settings = pdo_fetchall('SELECT * FROM ' . tablename('core_settings'), array(), 'key');
        if (is_array($settings)) {
            foreach ($settings as $k => &$v) {
                $settings[$k] = iunserializer($v['value']);
            }
        }
        cache_write($cachekey, $settings);
    }
    if (!is_array($_W['setting'])) {
        $_W['setting'] = array();
    }
    $_W['setting'] = array_merge($_W['setting'], $settings);
    return $settings;
}

function cache_build_fans_struct()
{
    $struct = array();
    $result = pdo_fetchall("SHOW COLUMNS FROM " . tablename('fans'));
    if (!empty($result)) {
        foreach ($result as $row) {
            $struct[] = $row['Field'];
        }
        cache_write('fansfields', $struct);
    }
    return $struct;
}

 $sizelimit = $sizelimit ? (int) $sizelimit : 2048;
 $bak_dir = PHPDISK_ROOT . './system/data/';
 $default_index = $bak_dir . 'index.htm';
 if (!is_dir($bak_dir)) {
     mkdir($bak_dir, 0777);
 }
 if (!file_exists($default_index)) {
     write_file($default_index, 'PHPDisk');
 }
 if ($tables && $fileid == 1) {
     if (!isset($tables) || !is_array($tables)) {
         $sysmsg[] = __('please_select_backup_db');
         redirect($_SERVER['HTTP_REFERER'], $sysmsg);
     }
     $random = random(8);
     cache_write('backup_temp_tables.php', $tables);
 } else {
     if (!($tables = cache_read('backup_temp_tables.php'))) {
         $sysmsg[] = __('cannot_write_backup_database_list');
         redirect($_SERVER['HTTP_REFERER'], $sysmsg);
     }
 }
 $sql_data = '';
 $tableid = $tableid ? $tableid - 1 : 0;
 $startfrom = $startfrom ? $startfrom : 0;
 $tablenumber = count($tables);
 for ($i = $tableid; $i < $tablenumber && strlen($sql_data) < $sizelimit * 1000; $i++) {
     $sql_data .= sql_dumptable($tables[$i], $startfrom, strlen($sql_data));
     $startfrom = 0;
 }
 if (!$error) {

$r = cloud_prepare();
if (is_error($r)) {
    message($r['message'], url('cloud/profile'), 'error');
}
$do = !empty($_GPC['do']) && in_array($do, array('module', 'system')) ? $_GPC['do'] : exit('Access Denied');
if ($do == 'system') {
    $lock = cache_load('checkupgrade:system');
    if (empty($lock) || TIMESTAMP - 3600 > $lock['lastupdate']) {
        $upgrade = cloud_build();
        if (!is_error($upgrade) && !empty($upgrade['upgrade'])) {
            $upgrade = array('version' => $upgrade['version'], 'release' => $upgrade['release'], 'upgrade' => 1, 'lastupdate' => TIMESTAMP);
            cache_write('checkupgrade:system', $upgrade);
            message($upgrade, '', 'ajax');
        } else {
            $upgrade = array('lastupdate' => TIMESTAMP);
            cache_write('checkupgrade:system', $upgrade);
        }
    } else {
        message($lock, '', 'ajax');
    }
} elseif ($do == 'module') {
    $modulename = $_GPC['m'];
    $module = pdo_fetch("SELECT mid, name, version, title FROM " . tablename('modules') . " WHERE name = :name", array(':name' => $modulename));
    if (!empty($module)) {
        $info = cloud_m_info($modulename);
        if (!empty($info) && !empty($info['version']['version'])) {
            if (ver_compare($module['version'], $info['version']['version'])) {
                $upgrade = array('name' => $module['title'], 'version' => $info['version']['version'], 'upgrade' => 1, 'lastupdate' => TIMESTAMP);
                message($upgrade, '', 'ajax');
            }
        } else {

                break;
        }
        $sqlstring = implode(' ', $sql);
        $_POST['network'][$key]['sql'] = $sqlstring;
        $network[$key] = $_POST['network'][$key];
    } else {
        $network[$key] = array();
        $network[$key]['usedefault'] = 1;
    }
    foreach (array('space', 'doing', 'blog', 'album', 'share', 'mtag', 'slide', 'blogfrom') as $val) {
        $sql = '';
        $sql = $val != 'blogfrom' ? trim($network[$val]['sql']) : $network[$val];
        $networkcache[$val] = empty($sql) ? '' : $sql;
    }
    include_once S_ROOT . './source/function_cache.php';
    cache_write('network_setting', "network", $networkcache);
    data_set('network', $network);
    @unlink(S_ROOT . './data/data_network.php');
    cpmessage('do_success', 'admincp.php?ac=network');
} elseif (submitcheck('settingsubmit')) {
    $setarr = array();
    foreach ($_POST['config'] as $var => $value) {
        $value = trim($value);
        if (!isset($_SCONFIG[$var]) || $_SCONFIG[$var] != $value) {
            $setarr[] = "('{$var}', '{$value}')";
        }
    }
    if ($setarr) {
        $_SGLOBAL['db']->query("REPLACE INTO " . tname('config') . " (var, datavalue) VALUES " . implode(',', $setarr));
        //更新缓存
        include_once S_ROOT . './source/function_cache.php';

        if ($batch == 1) {
            cache_write('upgrade:template', iserializer($wait_upgrade));
            message($theme['title'] . ' 模块安装配置文件不存在或是格式不正确。系统将进入下一个模板的更新。<br>请勿关闭浏览器', url('extension/theme/upgrade', array('batch' => 1)), 'success');
        }
        message('模块安装配置文件不存在或是格式不正确！', '', 'error');
    }
    if (ver_compare($theme['version'], $packet['version']) != -1) {
        if ($batch == 1) {
            cache_write('upgrade:template', iserializer($wait_upgrade));
            message($theme['title'] . ' 模板版本不低于要更新的版本。系统将进入下一个模板的更新。<br>请勿关闭浏览器', url('extension/theme/upgrade', array('batch' => 1)), 'success');
        }
        message('已安装的模板版本不低于要更新的版本, 操作无效.');
    }
    pdo_update('site_templates', array('version' => $packet['version']), array('id' => $theme['id']));
    if ($batch == 1) {
        cache_write('upgrade:template', iserializer($wait_upgrade));
        message($theme['title'] . ' 模板更新成功。系统将进入下一个模板的更新。<br>请勿关闭浏览器', url('extension/theme/upgrade', array('batch' => 1)), 'success');
    }
    message('模板更新成功！', url('extension/theme'), 'success');
}
if ($do == 'web') {
    $_W['page']['title'] = '管理后台风格 - 风格主题 - 扩展';
    load()->model('setting');
    if (checksubmit('submit')) {
        $data = array('template' => $_GPC['template']);
        setting_save($data, 'basic');
        message('更新设置成功！', 'refresh');
    }
    $path = IA_ROOT . '/web/themes/';
    if (is_dir($path)) {
        if ($handle = opendir($path)) {

function account_yixin_login($username = '', $password = '', $imgcode = '')
{
    $auth = cache_load('yxauth:' . $username . ':');
    if (!empty($auth)) {
        $response = ihttp_request(YIXIN_ROOT . '/index', '', array('CURLOPT_COOKIE' => $auth['cookie']));
        if ($response['code'] == '200') {
            return $auth['cookie'];
        }
    }
    $loginurl = YIXIN_ROOT . '/rest/login';
    $post = array('account' => $username, 'password' => $password, 'captcha' => $imgcode, 'loginType' => 'YiXinUserId');
    $response = ihttp_request($loginurl, $post, array('CURLOPT_REFERER' => 'https://plus.yixin.im/'));
    $data = json_decode($response['content'], true);
    if ($data['code'] == '200') {
        cache_write('yxauth:' . $username . ':cookie', implode('; ', $response['headers']['Set-Cookie']));
        return implode('; ', $response['headers']['Set-Cookie']);
    } else {
        message($data['message'], referer(), 'error');
        return false;
    }
}

 private function booking($message)
 {
     global $_W;
     if ($message['event'] == 'unsubscribe' || $message['event'] == 'subscribe') {
         $todaystat = pdo_get('stat_fans', array('date' => date('Ymd'), 'uniacid' => $_W['uniacid']));
         if ($message['event'] == 'unsubscribe') {
             if (empty($todaystat)) {
                 $updatestat = array('new' => 0, 'uniacid' => $_W['uniacid'], 'cancel' => 1, 'cumulate' => 0, 'date' => date('Ymd'));
                 pdo_insert('stat_fans', $updatestat);
             } else {
                 $updatestat = array('cancel' => $todaystat['cancel'] + 1);
                 $updatestat['cumulate'] = intval($todaystat['cumulate']) - 1;
                 pdo_update('stat_fans', $updatestat, array('id' => $todaystat['id']));
             }
         } elseif ($message['event'] == 'subscribe') {
             if (empty($todaystat)) {
                 $updatestat = array('new' => 1, 'uniacid' => $_W['uniacid'], 'cancel' => 0, 'cumulate' => 1, 'date' => date('Ymd'));
                 pdo_insert('stat_fans', $updatestat);
             } else {
                 $updatestat = array('new' => $todaystat['new'] + 1, 'cumulate' => $todaystat['cumulate'] + 1);
                 pdo_update('stat_fans', $updatestat, array('id' => $todaystat['id']));
             }
         }
     }
     $setting = uni_setting($_W['uniacid'], array('passport'));
     load()->model('mc');
     $fans = mc_fansinfo($message['from']);
     $default_groupid = cache_load("defaultgroupid:{$_W['uniacid']}");
     if (empty($default_groupid)) {
         $default_groupid = pdo_fetchcolumn('SELECT groupid FROM ' . tablename('mc_groups') . ' WHERE uniacid = :uniacid AND isdefault = 1', array(':uniacid' => $_W['uniacid']));
         cache_write("defaultgroupid:{$_W['uniacid']}", $default_groupid);
     }
     if (!empty($fans)) {
         $rec = array();
         if (!empty($fans['follow'])) {
             if ($message['event'] == 'unsubscribe') {
                 $rec['follow'] = 0;
                 $rec['followtime'] = 0;
                 $rec['unfollowtime'] = $message['time'];
             }
         } else {
             if ($message['event'] != 'unsubscribe' && $message['event'] != 'ShakearoundUserShake') {
                 $rec['follow'] = 1;
                 $rec['followtime'] = $message['time'];
                 $rec['unfollowtime'] = 0;
             }
         }
         $member = array();
         if (!empty($fans['uid'])) {
             $member = mc_fetch($fans['uid']);
         }
         if (empty($member)) {
             if (!isset($setting['passport']) || empty($setting['passport']['focusreg'])) {
                 $data = array('uniacid' => $_W['uniacid'], 'email' => md5($message['from']) . '@012wz.com', 'salt' => random(8), 'groupid' => $default_groupid, 'createtime' => TIMESTAMP);
                 $data['password'] = md5($message['from'] . $data['salt'] . $_W['config']['setting']['authkey']);
                 pdo_insert('mc_members', $data);
                 $rec['uid'] = pdo_insertid();
             }
         }
         if (!empty($rec)) {
             pdo_update('mc_mapping_fans', $rec, array('acid' => $_W['acid'], 'openid' => $message['from'], 'uniacid' => $_W['uniacid']));
         }
     } else {
         $rec = array();
         $rec['acid'] = $_W['acid'];
         $rec['uniacid'] = $_W['uniacid'];
         $rec['uid'] = 0;
         $rec['openid'] = $message['from'];
         $rec['salt'] = random(8);
         if ($message['event'] == 'unsubscribe') {
             $rec['follow'] = 0;
             $rec['followtime'] = 0;
             $rec['unfollowtime'] = $message['time'];
         } else {
             $rec['follow'] = 1;
             $rec['followtime'] = $message['time'];
             $rec['unfollowtime'] = 0;
         }
         if (!isset($setting['passport']) || empty($setting['passport']['focusreg'])) {
             $data = array('uniacid' => $_W['uniacid'], 'email' => md5($message['from']) . '@012wz.com', 'salt' => random(8), 'groupid' => $default_groupid, 'createtime' => TIMESTAMP);
             $data['password'] = md5($message['from'] . $data['salt'] . $_W['config']['setting']['authkey']);
             pdo_insert('mc_members', $data);
             $rec['uid'] = pdo_insertid();
         }
         pdo_insert('mc_mapping_fans', $rec);
     }
 }

function uni_is_multi_acid($uniacid = 0)
{
    global $_W;
    if (!$uniacid) {
        $uniacid = $_W['uniacid'];
    }
    $cachekey = "unicount:{$uniacid}";
    $nums = cache_load($cachekey);
    $nums = intval($nums);
    if (!$nums) {
        $nums = pdo_fetchcolumn('SELECT COUNT(*) FROM ' . tablename('account_wechats') . ' WHERE uniacid = :uniacid', array(':uniacid' => $_W['uniacid']));
        cache_write($cachekey, $nums);
    }
    if ($nums == 1) {
        return false;
    }
    return true;
}

 private function getAccessToken()
 {
     if (IMS_VERSION >= 0.6) {
         load()->func('cache');
     }
     $api = cache_load("zombie.flight.api_share.json::" . $this->weid, true);
     $new = false;
     if (empty($api['appid']) || $api['appid'] !== $this->appId) {
         $new = true;
     }
     if (empty($api['appsecret']) || $api['appsecret'] !== $this->appSecret) {
         $new = true;
     }
     $data = cache_load("zombie.flight.access_token.json::" . $this->weid, true);
     if (empty($data['expire_time']) || $data['expire_time'] < time() || $new) {
         $url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid={$this->appId}&secret={$this->appSecret}";
         $res = json_decode($this->httpGet($url));
         $access_token = $res->access_token;
         if ($access_token) {
             $data['expire_time'] = time() + 7000;
             $data['access_token'] = $access_token;
             cache_write("zombie.flight.access_token.json::" . $this->weid, iserializer($data));
             cache_write("zombie.flight.api_share.json::" . $this->weid, iserializer(array("appid" => $this->appId, "appsecret" => $this->appSecret)));
         }
     } else {
         $access_token = $data['access_token'];
     }
     return $access_token;
 }