PHP is_digits函数代码示例

 public function index_action()
 {
     $_GET['per_page'] = $_GET['per_page'] ? intval($_GET['per_page']) : get_setting('contents_per_page');
     $result = $this->model('search')->search(cjk_substr($_GET['q'], 0, 64), $_GET['type'], $_GET['page'], $_GET['per_page'], $_GET['topic_ids'], $_GET['is_recommend']);
     if (!$result) {
         $result = array();
     }
     if ($_GET['is_question_id'] and is_digits($_GET['q'])) {
         $question_info = $this->model('question')->get_question_info_by_id($_GET['q']);
         if ($question_info) {
             $result[] = $this->model('search')->prase_result_info($question_info);
         }
     }
     if ($result) {
         $key_arr = array('type', 'search_id', 'name', 'detail');
         foreach ($result as $key => $val) {
             foreach ($val as $k => $v) {
                 if (!in_array($k, $key_arr)) {
                     unset($result[$key][$k]);
                 }
             }
         }
     }
     H::ajax_json_output(AWS_APP::RSM(array('total_rows' => count($result), 'rows' => $result), 1, null));
 }

 function refresh_access_token($id, $sina_token)
 {
     if (!is_digits($id) or empty($sina_token['access_token'])) {
         return false;
     }
     return $this->update('users_sina', array('access_token' => $sina_token['access_token'], 'expires_time' => time() + $sina_token['expires_in']), 'id = ' . $id);
 }

 public function set_slide_sort($id, $order)
 {
     if (!is_digits($id) or !is_digits($order) or $order < 0 or $order > 99) {
         return false;
     }
     return $this->update('slide', array('order' => intval($order)), 'id = ' . intval($id));
 }

 public function index_action()
 {
     if (is_digits($_GET['id'])) {
         $feature_info = $this->model('feature')->get_feature_by_id($_GET['id']);
     } else {
         $feature_info = $this->model('feature')->get_feature_by_url_token($_GET['id']);
     }
     if (!$feature_info) {
         header('HTTP/1.1 404 Not Found');
         H::redirect_msg(AWS_APP::lang()->_t('专题不存在'), '/');
     }
     if (!$feature_info['enabled']) {
         H::redirect_msg(AWS_APP::lang()->_t('专题未启用'), '/');
     }
     if ($feature_info['url_token'] != $_GET['id'] and !$_GET['sort_type'] and !$_GET['is_recommend']) {
         HTTP::redirect('/feature/' . $feature_info['url_token']);
     }
     if (!($topic_list = $this->model('topic')->get_topics_by_ids($this->model('feature')->get_topics_by_feature_id($feature_info['id'])))) {
         H::redirect_msg(AWS_APP::lang()->_t('专题下必须包含一个以上话题'), '/');
     }
     if ($feature_info['seo_title']) {
         TPL::assign('page_title', $feature_info['seo_title']);
     } else {
         $this->crumb($feature_info['title'], '/feature/' . $feature_info['url_token']);
     }
     TPL::assign('sidebar_hot_topics', $topic_list);
     TPL::assign('feature_info', $feature_info);
     TPL::import_js('js/app/feature.js');
     TPL::output('feature/detail');
 }

 public function index_action()
 {
     if (isset($_GET['notification_id'])) {
         $this->model('notify')->read_notification($_GET['notification_id'], $this->user_id);
     }
     if (is_mobile()) {
         HTTP::redirect('/m/people/' . $_GET['id']);
     }
     if (is_digits($_GET['id'])) {
         if (!($user = $this->model('account')->get_user_info_by_uid($_GET['id'], TRUE))) {
             $user = $this->model('account')->get_user_info_by_username($_GET['id'], TRUE);
         }
     } else {
         if ($user = $this->model('account')->get_user_info_by_username($_GET['id'], TRUE)) {
         } else {
             $user = $this->model('account')->get_user_info_by_url_token($_GET['id'], TRUE);
         }
     }
     if (!$user) {
         header('HTTP/1.1 404 Not Found');
         H::redirect_msg(AWS_APP::lang()->_t('用户不存在'), '/');
     }
     if ($user['forbidden'] and !$this->user_info['permission']['is_administortar'] and !$this->user_info['permission']['is_moderator']) {
         header('HTTP/1.1 404 Not Found');
         H::redirect_msg(AWS_APP::lang()->_t('该用户已被封禁'), '/');
     }
     if (urldecode($user['url_token']) != $_GET['id']) {
         HTTP::redirect('/people/' . $user['url_token']);
     }
     $this->model('people')->update_views($user['uid']);
     TPL::assign('user', $user);
     $job_info = $this->model('account')->get_jobs_by_id($user['job_id']);
     TPL::assign('job_name', $job_info['job_name']);
     if ($user['weibo_visit']) {
         if ($users_sina = $this->model('openid_weibo_oauth')->get_weibo_user_by_uid($user['uid'])) {
             TPL::assign('sina_weibo_url', 'http://www.weibo.com/' . $users_sina['id']);
         }
     }
     TPL::assign('education_experience_list', $this->model('education')->get_education_experience_list($user['uid']));
     $jobs_list = $this->model('work')->get_jobs_list();
     if ($work_experience_list = $this->model('work')->get_work_experience_list($user['uid'])) {
         foreach ($work_experience_list as $key => $val) {
             $work_experience_list[$key]['job_name'] = $jobs_list[$val['job_id']];
         }
     }
     TPL::assign('work_experience_list', $work_experience_list);
     TPL::assign('user_follow_check', $this->model('follow')->user_follow_check($this->user_id, $user['uid']));
     $this->crumb(AWS_APP::lang()->_t('%s 的个人主页', $user['user_name']), 'people/' . $user['url_token']);
     TPL::import_css('css/user.css');
     TPL::assign('reputation_topics', $this->model('people')->get_user_reputation_topic($user['uid'], $user['reputation'], 12));
     TPL::assign('fans_list', $this->model('follow')->get_user_fans($user['uid'], 5));
     TPL::assign('friends_list', $this->model('follow')->get_user_friends($user['uid'], 5));
     TPL::assign('focus_topics', $this->model('topic')->get_focus_topic_list($user['uid'], 10));
     TPL::assign('user_actions_questions', $this->model('actions')->get_user_actions($user['uid'], 5, ACTION_LOG::ADD_QUESTION, $this->user_id));
     TPL::assign('user_actions_answers', $this->model('actions')->get_user_actions($user['uid'], 5, ACTION_LOG::ANSWER_QUESTION, $this->user_id));
     TPL::assign('user_actions', $this->model('actions')->get_user_actions($user['uid'], 5, implode(',', array(ACTION_LOG::ADD_QUESTION, ACTION_LOG::ANSWER_QUESTION, ACTION_LOG::ADD_REQUESTION_FOCUS, ACTION_LOG::ADD_AGREE, ACTION_LOG::ADD_TOPIC, ACTION_LOG::ADD_TOPIC_FOCUS, ACTION_LOG::ADD_ARTICLE)), $this->user_id));
     TPL::output('people/index');
 }

 public function send($email, $subject, $message, $link = null, $link_title = null, $server = 'master')
 {
     if (is_digits($email)) {
         if (!($user_info = $this->model('account')->get_user_info_by_uid($email))) {
             return false;
         }
         $user_name = $user_info['user_name'];
         $email = $user_info['email'];
     }
     return AWS_APP::mail()->send($email, $subject, $this->get_mail_template($user_name, $subject, $message, $link, $link_title), get_setting('site_name'), $user_name, $server);
 }

 public function get_article_info_by_id($article_id)
 {
     if (!is_digits($article_id)) {
         return false;
     }
     static $articles;
     if (!$articles[$article_id]) {
         $articles[$article_id] = $this->fetch_row('article', 'id = ' . $article_id);
     }
     return $articles[$article_id];
 }

function get_joined_digits(&$v, &$ids)
{
    $ids = explode(',', $v);
    if (count($ids) === 0) {
        return false;
    }
    foreach ($ids as $id) {
        if (!is_digits($id)) {
            return false;
        }
    }
    return true;
}

 public function search_action()
 {
     $result = $this->model('search')->search(cjk_substr($_GET['q'], 0, 64), $_GET['type'], 1, $_GET['limit'], $_GET['topic_ids'], $_GET['is_recommend']);
     if (!$result) {
         $result = array();
     }
     if ($_GET['is_question_id'] and is_digits($_GET['q'])) {
         $question_info = $this->model('question')->get_question_info_by_id($_GET['q']);
         if ($question_info) {
             $result[] = $this->model('search')->prase_result_info($question_info);
         }
     }
     H::ajax_json_output($result);
 }

function list_users(&$msg, &$data)
{
    get_user_data_modal($user_modal);
    $user_id = P('id');
    $options = array('data modal' => $user_modal, 'left join' => array(array('qwp_role', 'r', 'r.id=u.role')), 'where' => 'u.id<>1 and role<>1');
    if ($user_id) {
        $data = array();
        if ($user_id != '1' && is_digits($user_id)) {
            $options['where'] .= ' and u.id=' . $user_id;
            qwp_db_get_data(array('qwp_user', 'u'), $data, null, $options);
        }
    } else {
        $options['default order'] = array('role', array('id', 'desc'));
        $options['search condition'] = array('condition' => array('fields' => array('u.name' => 'like', 'avatar' => 'set_avatar_condition', 'gender' => array('s' => array('<>', 'x'))), 'condition' => array('op' => 'or', 'fields' => array('phone' => 'like', 'account' => 'like', 'email' => 'like', 'name' => 'like'))));
        $options['search converter'] = 'convert_search_data';
        qwp_db_retrieve_data(array('qwp_user', 'u'), $data, $options);
    }
}

 public static function save_action($uid, $associate_id, $action_type, $action_id, $action_content = null, $action_attch = null, $add_time = null, $anonymous = null, $addon_data = null)
 {
     if (!$uid or !$associate_id) {
         return false;
     }
     if (is_digits($action_attch)) {
         $action_attch_insert = $action_attch;
     } else {
         $action_attch_insert = '-1';
         $action_attch_update = $action_attch;
     }
     if (!$add_time) {
         $add_time = time();
     }
     $history_id = AWS_APP::model()->insert('user_action_history', array('uid' => intval($uid), 'associate_type' => $action_type, 'associate_action' => $action_id, 'associate_id' => $associate_id, 'associate_attached' => $action_attch_insert, 'add_time' => $add_time, 'anonymous' => intval($anonymous)));
     AWS_APP::model()->insert('user_action_history_data', array('history_id' => $history_id, 'associate_content' => htmlspecialchars($action_content), 'associate_attached' => htmlspecialchars($action_attch_update), 'addon_data' => $addon_data ? serialize($addon_data) : ''));
     self::associate_fresh_action($history_id, $associate_id, $action_type, $action_id, $uid, $anonymous, $add_time);
     return $history_id;
 }

 public function update_third_party_login($id = null, $action, $name, $url, $token, $enabled = null, $account_id = null, $rank = null)
 {
     if ($action == 'update' and !is_digits($id) or $action == 'add' and !is_digits($account_id)) {
         return false;
     }
     $to_save_rule = array();
     if ($name) {
         $to_save_rule['name'] = $name;
     }
     if ($url) {
         $to_save_rule['url'] = $url;
     }
     if ($token) {
         $to_save_rule['token'] = $token;
     }
     if ($enabled !== null) {
         if ($enabled == 1) {
             $to_save_rule['enabled'] = '1';
         } else {
             $to_save_rule['enabled'] = '0';
         }
     }
     if (is_digits($account_id)) {
         $to_save_rule['account_id'] = $account_id;
     }
     if (is_digits($rank) and $rank >= 0 and $rank <= 99) {
         $to_save_rule['rank'] = $rank;
     }
     switch ($action) {
         case 'add':
             return $this->insert('weixin_third_party_login', $to_save_rule);
             break;
         case 'update':
             return $this->update('weixin_third_party_login', $to_save_rule, 'id = ' . $id);
             break;
         default:
             return false;
             break;
     }
 }

 /**
  *
  * 增加问题内容
  * @param string $question_content //问题内容
  * @param string $question_detail  //问题说明
  *
  * @return boolean true|false
  */
 public function save_question($question_content, $question_detail, $published_uid, $question_difficulty, $quiz_id, $anonymous = 0, $ip_address = null, $from = null)
 {
     if (!$ip_address) {
         $ip_address = fetch_ip();
     }
     $now = time();
     $to_save_question = array('question_content' => htmlspecialchars($question_content), 'question_detail' => htmlspecialchars($question_detail), 'add_time' => $now, 'update_time' => $now, 'published_uid' => intval($published_uid), 'difficulty' => intval($question_difficulty), 'quiz_id' => intval($quiz_id), 'anonymous' => intval($anonymous), 'ip' => ip2long($ip_address));
     if ($from and is_array($from)) {
         foreach ($from as $type => $from_id) {
             if (!is_digits($from_id)) {
                 continue;
             }
             $to_save_question[$type . '_id'] = $from_id;
         }
     }
     $question_id = $this->insert('question', $to_save_question);
     if ($question_id) {
         $this->shutdown_update('users', array('question_count' => $this->count('question', 'published_uid = ' . intval($published_uid))), 'uid = ' . intval($published_uid));
         $this->model('search_fulltext')->push_index('question', $question_content, $question_id);
     }
     return $question_id;
 }

function remove_assoc($from, $type, $id)
{
    if (!$from or !$type or !is_digits($id)) {
        return false;
    }
    return $this->query('UPDATE ' . $this->get_table($from) . ' SET `' . $type . '_id` = NULL WHERE `' . $type . '_id` = ' . $id);
}

 public function check_username_char($user_name)
 {
     if (is_digits($user_name)) {
         return AWS_APP::lang()->_t('用户名不能为纯数字');
     }
     if (strstr($user_name, '-')) {
         return AWS_APP::lang()->_t('用户名不能包含 -');
     }
     $length = strlen(convert_encoding($user_name, 'UTF-8', 'GB2312'));
     $length_min = intval(get_setting('username_length_min'));
     $length_max = intval(get_setting('username_length_max'));
     if ($length < $length_min || $length > $length_max) {
         $flag = true;
     }
     switch (get_setting('username_rule')) {
         default:
             break;
         case 1:
             if (!preg_match('/^[\\x{4e00}-\\x{9fa5}_a-zA-Z0-9]+$/u', $user_name) or $flag) {
                 return AWS_APP::lang()->_t('请输入大于 %s 字节的用户名, 允许汉字、字母与数字', $length_min . ' - ' . $length_max);
             }
             break;
         case 2:
             if (!preg_match("/^[a-zA-Z0-9_]+\$/i", $user_name) or $flag) {
                 return AWS_APP::lang()->_t('请输入 %s 个字母、数字或下划线', $length_min . ' - ' . $length_max);
             }
             break;
         case 3:
             if (!preg_match("/^[\\x{4e00}-\\x{9fa5}]+\$/u", $user_name) or $flag) {
                 return AWS_APP::lang()->_t('请输入 %s 个汉字', ceil($length_min / 2) . ' - ' . floor($length_max / 2));
             }
             break;
     }
     return false;
 }