functions.php

<?php
if (!defined('__TYPECHO_ROOT_DIR__')) exit;
require_once 'libs/contents.php';
require_once 'libs/options.php';
require_once 'libs/comments.php';
require_once 'libs/utils.php';
require_once 'libs/pageNav.php';
require_once 'libs/UserFollow.php';
require_once 'libs/CircleFollow.php';
require_once 'libs/UserMessage.php';
require_once 'libs/route.php';
require_once 'core/core.php';
require_once 'widget/Widget_Users_Random.php';
require_once 'widget/Widget_Metas_Random.php';
/**
 * 注册文章解析 hook
 */
Typecho_Plugin::factory('Widget_Abstract_Contents')->contentEx_1100 = array('contents', 'parseContent');
Typecho_Plugin::factory('Widget_Abstract_Contents')->excerptEx_1100 = array('contents', 'parseContent');
/**
 * 后台编辑按钮
 */
Typecho_Plugin::factory('admin/write-post.php')->bottom_1000 = array('utils', 'addButton');
Typecho_Plugin::factory('admin/write-page.php')->bottom_1000 = array('utils', 'addButton');

/**
 * 评论接口 by gogobody
 */
Typecho_Plugin::factory('Widget_Abstract_Comments')->contentEx_1000 = array('comments', 'parseContent');
Typecho_Plugin::factory('Widget_Feedback')->comment_1000 = array('comments', 'insertSecret');

/**
 * 文章与独立页自定义字段
 * @param Typecho_Widget_Helper_Layout $layout
 */
function themeFields(Typecho_Widget_Helper_Layout $layout)
{

    if (preg_match("/write-post.php/", $_SERVER['REQUEST_URI'])) {
        $articleType = new Typecho_Widget_Helper_Form_Element_Select('articleType', array(
            'default' => '默认',
            'link' => '纯链接',
            'video' => '视频',
            'bilibili' => 'B站',
            'focususer' => '关注用户',
            'repost' => '转发',
            'ajaxContent' => '前台显示完整文章内容'
        ), 'default', _t('文章类型'), _t('见wiki说明'));
        $layout->addItem($articleType);

        $banner = new Typecho_Widget_Helper_Form_Element_Text('banner', NULL, NULL, _t('文章头图'), _t('输入一个图片 url，作为缩略图显示在文章列表，没有则不显示'));
        $layout->addItem($banner);
        $excerpt = new Typecho_Widget_Helper_Form_Element_Text('excerpt', NULL, NULL, _t('文章摘要'), _t('输入一段文本来自定义摘要，如果为空则自动提取文章前 70 字。'));
        $layout->addItem($excerpt);


    }

    $price = new Typecho_Widget_Helper_Form_Element_Text('jifenPay',
        null,
        null,
        '积分查阅',
        '输入积分数，不输入不生效，默认0'
    );
    $layout->addItem($price);

    $resourceField = new Typecho_Widget_Helper_Form_Element_Radio('resourceField',
        array('独家' => _t('独家'),
            '已测试' => _t('已测试'),
        ),
        '', '资源字段', _t('将在资源页显示'));
    $layout->addItem($resourceField);

    $thumb = new Typecho_Widget_Helper_Form_Element_Text(
        'thumb',
        NULL,
        NULL,
        '自定义文章缩略图',
        '填写时：将会显示填写的文章缩略图 <br>
         不填写时：如果文章内有图片则取文章图片，否则取模板自带的随机缩略图'
    );
    $layout->addItem($thumb);
}

function themeInit($archive)
{
    $options = Helper::options();
    //评论回复楼层最高999层.这个正常设置最高只有7层
    $options->commentsMaxNestingLevels = 999;
    //强制评论关闭反垃圾保护
    $options->commentsAntiSpam = false;
    //将最新的评论展示在前
    $options->commentsOrder = 'DESC';
    // 评论分页 //改为在后台开启
//    $options->commentsPageBreak = true;
//    $options->commentsPageSize = 5;
//    $options->commentsPageDisplay = 'first';
    //关闭检查评论来源URL与文章链接是否一致判断
    $options->commentsCheckReferer = false;

    // parse route
    parseRout($archive);
    // 初始化数据库设置
    UserFollow::init();
    CircleFollow::init();

}


function get_user_group($name = NULL)
{
    $db = Typecho_Db::get();
    if ($name === NULL)
        $profile = $db->fetchRow($db->select('group', 'uid')->from('table.users')->where('uid = ?', intval(Typecho_Cookie::get('__typecho_uid'))));
    else
        $profile = $db->fetchRow($db->select('group', 'name', 'screenName')->from('table.users')->where('name=? OR screenName=?', $name, $name));

    return isset($profile) and array_key_exists('group',$profile)?$profile['group']:[];
}

function get_comment($coid)
{
    $db = Typecho_Db::get();
    return $db->fetchRow($db->select()
        ->from('table.comments')
        ->where('coid = ?', $coid)
        ->limit(1));
}

/**
 * 获取文章中的9宫格图片
 * @param $archive
 * @return mixed|string
 */
function getPostImg($archive, $istext=false)
{
    if($istext){
        $content = $archive;
    }else{
        $content = $archive->content;
    }
    $loading = Helper::options()->defaultLoadingUrl();
    //  匹配 img 的 src 的正则表达式
    $preg = '/<img[\s\S]*?src\s*=\s*[\"|\'](.*?)[\"|\'][\s\S]*?>/im';//匹配img标签的正则表达式
    $preg2 = '/background-image:[ ]?url\([&quot;]*[\'"]?(.*?\.(?:png|jpg|jpeg|gif|bmp|webp|php))/i';//匹配背景的url的正则表达式
    $pregEchoImg = '/data-src[ ]?=[ ]?[&quot;]*[\'"]?(.*?\..*?)[\'"]/i'; // 针对echo.js 匹配
    $filter_plink = '/<img((?!plink).)*.src=[\"|\']?(.*?)[\"|\'][\s\S]*?>/i'; // 匹配不含 plink 的

    preg_match_all($preg, $content, $allImg);//这里匹配所有的img
    // 过滤掉 loading 的img
    foreach ($allImg[0] as $key =>$val){
        preg_match($filter_plink,$val,$plinkarr);
        if (empty($plinkarr)){ //含有 plink
            unset($allImg[1][$key]);
        }
    }
    foreach ($allImg[1] as $key =>$val){
        if ($val == $loading or empty($val)){
            unset($allImg[1][$key]);
        }
    }

    preg_match_all($preg2, $content, $allImg2);//这里匹配所有的背景img
//    preg_match_all($pregEchoBackImg, $archive->content, $echoBackgroundAllImg);//这里匹配所有的echo 背景img
    preg_match_all($pregEchoImg, $content, $echoAllImg);//这里匹配所有的echo 背景img

    $img = array_merge($allImg[1], $allImg2[1], $echoAllImg[1]);

    /*    preg_match_all("/<img.*?src=\"(.*?)\".*?\/?>/i", $archive->content, $img);*/
    $pay_img = '/usr/plugins/OneCircle/assets/img/icon.png';
    foreach ($img as $key => $item) {
        if(strpos($item,$pay_img) !== false){
            unset($img[$key]);
        }
    }
    $img = array_values($img);
    //  判断是否匹配到图片
    if (!empty($img)) {
        return $img;
    } else {
        //  如果没有匹配到就返回 none
        return array();
    }
}

/**
 * 获取页面内容的第一个URL
 * @param $content
 * @return mixed
 */

function parseFirstURL($content)
{
    $preg = '/(https?|ssh|ftp):\/\/[^\s"]+/';
    preg_match_all($preg, $content, $arr);
    return $arr[0][0];
}

/**
 * @param $content
 * @return array
 */
function parseFirstImg($content)
{
    $loading = Helper::options()->defaultLoadingUrl();
    //  匹配 img 的 src 的正则表达式
    $preg = '/<img[\s\S]*?src\s*=\s*[\"|\'](.*?)[\"|\'][\s\S]*?>/i';//匹配img标签的正则表达式
    $preg2 = '/background-image:[ ]?url\([&quot;]*[\'"]?(.*?\.(?:png|jpg|jpeg|gif|bmp|webp))/i';//匹配背景的url的正则表达式
    $img = array();
    preg_match($preg, $content, $allImg);//这里匹配所有的img
    foreach ($allImg as $key => $imgurl){
        if ($imgurl == $loading){
            unset($allImg[$key]);
        }
    }
    preg_match($preg2, $content, $allImg2);//这里匹配所有的背景img
    if (!empty($allImg)) {
        array_push($img, $allImg[1]);
    }
    if (!empty($allImg2)) {
        array_push($img, $allImg2[1]);
    }
    //  判断是否匹配到图片
    if (!empty($img)) {
        return $img;
    } else {
        //  如果没有匹配到就返回 none
        return array();
    }
}

/**
 * @param $content
 * @return array
 */
function parseMarkdownFirstImg($content)
{
    //  匹配 img 的 src 的正则表达式
    $preg = '/!\[.*\]\((.+)\)/i';//匹配img标签的正则表达式
    preg_match($preg, $content, $Img);//这里匹配所有的img
    $img_ = array();

    if (!empty($Img)) {
        array_push($img_, $Img[1]);
    }else{
        $img_ = parseFirstImg(Markdown::convert($content));
    }
    return $img_;
}

function getRandRecommendImgs($cnt_ = 10)
{
    $db = Typecho_Db::get();
    $prefix = $db->getPrefix();
    $select = "SELECT t.cid,t.text,t.authorId,f.str_value as ftype FROM " . $prefix . "contents t LEFT JOIN " . $prefix . "fields f ON t.cid = f.cid AND t.type = 'post' AND t.status = 'publish' AND f.name = 'articleType' AND f.str_value = 'default' WHERE f.str_value = 'default' limit 50";
    $rows = $db->fetchAll($select);

    shuffle($rows);
    $cnt = 0;
    $ret = array();
    foreach ($rows as $row) {
        if ($cnt == $cnt_) {
            break;
        }
        $res = parseMarkdownFirstImg($row['text']);
        if (!empty($res)) {
            $cnt = $cnt + 1;
            $usersec = $db->select('screenName', 'mail', 'userAvatar')->from('table.users')->where('uid = ?', $row['authorId']);
            $userq = $db->fetchRow($usersec);
            array_push($ret, array(
                "cid" => $row['cid'],
                "screenName" => $userq["screenName"],
                "email" => $userq["mail"],
                "img" => $res[0],
                "userAvatar" => $userq["userAvatar"]
            ));
        }
    }
    return $ret;
}

/** 对邮箱类型判定，并调用QQ头像的实现
 * @param $email
 * @param int $size
 * @return string
 */
function isqq($email, $size = 100)
{
    $avatarsource=empty(Helper::options()->avatarSource)?"https://gravatar.helingqi.com/wavatar/":Helper::options()->avatarSource;
    if ($email) {
//        if(strpos($email,"@qq.com") !==false){
//            $email=str_replace('@qq.com','',$email);
//            return "https://q.qlogo.cn/g?b=qq&nk=".$email."&s=100";
//        }else{
//
//        }
        $address = strtolower( trim( $email ) );
        $email = md5($address);
//        return "https://dn-qiniu-avatar.qbox.me/avatar/".$email."?&s=".$size;
        return $avatarsource . $email . "?&s=" . $size;
    } else {
        return $avatarsource."null?&s=" . $size;
    }
}


function getUserV2exAvatar($mail_, $userAvatar = '', $size = 100)
{
    if ($userAvatar && $userAvatar != '') {
        return $userAvatar;
    } else {
        return isqq($mail_, $size);
    }
}

/**
 * @param $backimg ,来自 onecircle 插件的用户背景设置字段
 * @param $mail
 * @param int $size
 * @return string
 */
function getUserBackgroundImg($mail, $backimg, $size = 100)
{
    if ($backimg) {
        return $backimg;
    } else {
        return isqq($mail, $size);
    }
}

/**
 * 获取博主信息
 */
function getBlogAdminInfo()
{
    return UserFollow::getUserObj(1);
}

///**
// * markdown parse
// * @param $str
// * @param int $num
// * @return false|string
// */
//function parseMarkdownBeforeText($str,$num=15){
//    $pattern = '/([\s\S]*)\[[\s\S]*?\]\([\s\S]*?\)/';
//    preg_match($pattern, $str, $match);
//    if (count($match) > 0 ){
//        return mb_substr($match[1],0,$num);
//    }else{
//        return mb_substr($str,0,$num);
//    }
//}

///**
// * @param $str
// * @param int $num
// * @return false|string
// */
//function parseMarkdownInText($str,$num=30){
//    $pattern = '/\[([\s\S]*?)\]\([\s\S]*?\)/';
//    preg_match($pattern, $str, $match);
//    if (count($match) > 0 ){
//        return mb_substr($match[1],0,$num);
//    }else{
//        return mb_substr($str,0,$num);
//    }
//}

/**
 * 获取所有分类
 * 为了可以获得头像，将数据写在 description 中，首先写入头像网址格式<网址>，然后写入简介
 *
 * mid：分类id
 * name：分类名称
 * slug：分类缩写名
 * type：分类类型，譬如categorery
 * description：分类的描述
 * count：该分类下的文章数目
 * order：
 * parent：父分类的mid
 * levels：所在的层级
 * directory：Array类型，数组元素是每层分类的slug
 * permalink：该分类的url
 * feedUrl：该分类的feed地址
 * feedRssUrl：该分类的feedRss地址
 * feedAtomUrl：该分类的feedAtom地址
 * @param $obj
 * @param int $cnt nums
 * @param string $url default pic
 * @param bool $random
 * @return array
 */
function getCategories($obj, $cnt = -1, $url = '', $random = false)
{

    $type = explode('_', Typecho_Db::get()->getAdapterName());
    $type = array_pop($type);
    if ($random && $cnt){
        if($type == "SQLite"){
            $categories = $obj->widget('Widget_Metas_Random', array('limit' => $cnt, 'sort' => 'RANDOM()'));
        }else{
            $categories = $obj->widget('Widget_Metas_Random', array('limit' => $cnt, 'sort' => 'RAND()'));
        }
    }
    else if ($random){
        if($type == "SQLite"){
            $categories = $obj->widget('Widget_Metas_Random', array('sort' => 'RANDOM()'));
        }else{
            $categories = $obj->widget('Widget_Metas_Random', array('sort' => 'RAND()'));
        }
    }
    else if ($cnt)
        $categories = $obj->widget('Widget_Metas_Random', array('limit' => $cnt));
    else
        $categories = $obj->widget('Widget_Metas_Category_List');

    $arr = array();
    $preg = '/^<(.*)>([\s\S]*)/';
    if ($categories->have()) {
        while ($categories->next()) {
            $tmp = array();
            preg_match($preg, $categories->description, $res); // res[0][0] 是匹配的整个串 [1] 是网址 [2]是内容
            if (isset($res[1])) { // has img
                $imgurl = $res[1];
                $desc = $res[2];
            } else {
                $imgurl = $url;
                $desc = $categories->description;
            }

            array_push($tmp, $categories->mid, $categories->name, $categories->permalink, $imgurl, $desc, $categories->count);
            array_push($arr, $tmp);
        }
    }

    return $arr;

}


/**
 * 解析分类描述中的图片，格式<imgurl>
 * @param $defaultSlugUrl
 * @param $desc
 * @return mixed|string
 */
function parseDesc2img($defaultSlugUrl, $desc)
{
    $preg = '/^<(.*)>([\s\S]*)/';
    preg_match($preg, $desc, $res);
    if (isset($res[1])) {
        return $res[1];
    }
    return $defaultSlugUrl;
}

function parseDesc2text($desc)
{
    $preg = '/^<(.*)>([\s\S]*)/';
    preg_match_all($preg, $desc, $res);
    if (isset($res[2][0])) {
        return $res[2][0];
    }
    return $desc;
}


/**
 * 输出主页9宫格图片
 * @param $this_
 *
 */
function getGirdPics($this_)
{
    $images = getPostImg($this_);
    $images = array_values(array_unique($images));
    $length = count($images);
    return array(
        "images" => $images,
        "length" => $length
    );
}

function echo9gridPics($images, $length)
{
    $loading = Helper::options()->defaultLoadingUrl();
    if ($length > 0) {
        if ($length == 1) {
            echo "<div class='post-cover-inner'><a class='post-cover-img-more' data-fancybox='gallery' href='$images[0]'><img src='$loading' data-src='$images[0]' class='post-cover-img lazyload' alt='no pic'></a></div>";
        } else {
            $more_img_flag = false;
            if ($length > 9) { // 9宫格显示图片
                $more_img_flag = true;
                $length = 9;
            }
            echo "<div class='post-cover-inner-more post-cover-inner-auto-rows-$length'>";
            for ($i = 0; $i < $length; $i++) {
                if ($i == 8 && $more_img_flag) { // 9宫格最后一张
                    echo "<div style='background-image:url($images[$i]);' class='post-cover-img-more' alt='cover'><div class='more-pic'>" . $length . "+</div></div>";
                } else {
                    echo "<a data-fancybox='gallery' href='$images[$i]'><img src='$loading' data-src='$images[$i]' style='' class='post-cover-img-more lazyload' alt='no pic'></a>";
                }
            }
            echo "</div>";
        }
    }
}

/**
 * 解析一个视频链接
 * @param $content
 * @return mixed
 */
function parseFirstVideo($content)
{
    $pattern = '/<div class="embed-responsive embed-responsive-4by3.*?<\/iframe><\/div>/i';
    preg_match($pattern, $content, $match);
    if (empty($match)) {
        return $content;
    } else {
        return $match[0];
    }
}

/**
 * 时间友好化
 *
 * @access public
 * @param mixed
 * @return
 */
function formatTime($time)
{
    $text = '';
    $time = intval($time);
    $ctime = time();
    $t = $ctime - $time; //时间差
    if ($t < 0) {
        return date('Y-m-d', $time);
    }
    $y = date('Y', $ctime) - date('Y', $time);//是否跨年
    switch ($t) {
        case $t == 0:
            $text = '刚刚';
            break;
        case $t < 60://一分钟内
            $text = $t . '秒前';
            break;
        case $t < 3600://一小时内
            $text = floor($t / 60) . '分钟前';
            break;
        case $t < 86400://一天内
            $text = floor($t / 3600) . '小时前'; // 一天内
            break;
        case $t < 2592000://30天内
            if ($time > strtotime(date('Ymd', strtotime("-1 day")))) {
                $text = '昨天';
            } elseif ($time > strtotime(date('Ymd', strtotime("-2 days")))) {
                $text = '前天';
            } else {
                $text = floor($t / 86400) . '天前';
            }
            break;
        case $t < 31536000 && $y == 0://一年内 不跨年
            $m = date('m', $ctime) - date('m', $time) - 1;
            if ($m == 0) {
                $text = floor($t / 86400) . '天前';
            } else {
                $text = $m . '个月前';
            }
            break;
        case $t < 31536000 && $y > 0://一年内 跨年
            $text = (11 - date('m', $time) + date('m', $ctime)) . '个月前';
            break;
        default:
            $text = (date('Y', $ctime) - date('Y', $time)) . '年前';
            break;
    }
    return $text;
}

function theme_random_posts()
{
    $defaults = array(
        'number' => 6,
        'before' => '<ul class="archive-posts">',
        'after' => '</ul>',
        'xformat' => '<li class="archive-post"> <a class="archive-post-title" href="{permalink}">{title}</a>
 </li>'
    );
    $db = Typecho_Db::get();
    $type = explode('_', $db->getAdapterName());
    $type = array_pop($type);
    if($type == "SQLite"){
        $sql = $db->select()->from('table.contents')
            ->where('status = ?', 'publish')
            ->where('type = ?', 'post')
            ->limit($defaults['number'])
            ->order('RANDOM()');
    }else{
        $sql = $db->select()->from('table.contents')
            ->where('status = ?', 'publish')
            ->where('type = ?', 'post')
            ->limit($defaults['number'])
            ->order('RAND()');
    }
    $result = $db->fetchAll($sql);
    echo $defaults['before'];
    foreach ($result as $val) {
        $val = Typecho_Widget::widget('Widget_Abstract_Contents')->filter($val);
        echo str_replace(array('{permalink}', '{title}'), array($val['permalink'], $val['title']), $defaults['xformat']);
    }
    echo $defaults['after'];
}

/**
 * 显示下一篇
 *
 * @access public
 * @return void
 */
function theNext($widget)
{
    $db = Typecho_Db::get();
    $sql = $db->select()->from('table.contents')
        ->where('table.contents.created > ?', $widget->created)
        ->where('table.contents.status = ?', 'publish')
        ->where('table.contents.type = ?', $widget->type)
        ->where('table.contents.password IS NULL')
        ->order('table.contents.created', Typecho_Db::SORT_ASC)
        ->limit(1);
    $content = $db->fetchRow($sql);

    if ($content) {
        $content = $widget->filter($content);
        $link = '<a href="' . $content['permalink'] . '" target="_self">
                        <div class="button">
                            <div class="label btn1">下一篇</div>
                            <div class="title" title="' . $content['title'] . '">' . $content['title'] . '</div>
                        </div>
                    </a>';
        echo $link;
    } else {
        echo '<div class="button btn2 off">
                  <div class="label">下一篇</div>
                  <div class="title">没有更多了</div>
              </div>';
    }
}

/**
 * 显示上一篇
 *
 * @access public
 * @return void
 */
function thePrev($widget)
{
    $db = Typecho_Db::get();
    $sql = $db->select()->from('table.contents')
        ->where('table.contents.created < ?', $widget->created)
        ->where('table.contents.status = ?', 'publish')
        ->where('table.contents.type = ?', $widget->type)
        ->where('table.contents.password IS NULL')
        ->order('table.contents.created', Typecho_Db::SORT_DESC)
        ->limit(1);
    $content = $db->fetchRow($sql);
    if ($content) {
        $content = $widget->filter($content);
        $link = '<a href="' . $content['permalink'] . '" target="_self">
                        <div class="button">
                            <div class="label btn1">上一篇</div>
                            <div class="title" title="' . $content['title'] . '">' . $content['title'] . '</div>
                        </div>
                    </a>';
        echo $link;
    } else {
        echo '<div class="button btn2 off">
                  <div class="label">上一篇</div>
                  <div class="title">没有更多了</div>
              </div>';
    }
}

/**
 * check article manage permission
 * is administrator or userself
 */
function checkPermission($check_uid, $login_uid)
{
    $db = Typecho_Db::get();
    $row = $db->fetchRow($db->select('group')->from('table.users')->where('uid = ?', $login_uid));
    if (!empty($row)) {
        if ($row["group"] == 'administrator') {
            return true;
        } else {
            if ($check_uid == $login_uid) {
                return true;
            } else {
                return false;
            }
        }
    }
    return false;
}

/**
 * only administrator can edit circle
 * @param $login_uid
 * @return bool
 * @throws Typecho_Db_Exception
 */
function checkCircleEditPermission($login_uid)
{
    $db = Typecho_Db::get();
    $row = $db->fetchRow($db->select('group')->from('table.users')->where('uid = ?', $login_uid));
    if (!empty($row)) {
        if ($row["group"] == 'administrator') {
            return true;
        }
    }
    return false;
}


/* 判断敏感词是否在字符串内 */
function _checkSensitiveWords($words_str, $str)
{
    $words = explode("||", $words_str);
    if (empty($words)) {
        return false;
    }
    foreach ($words as $word) {
        if (false !== strpos($str, trim($word))) {
            return true;
        }
    }
    return false;
}

/**
 * only those permission can send post
 * @param $group
 * @return bool
 */
function checkIndexInputPermission($group){
    if ($group == 'administrator' or $group == 'editor' or $group == 'contributor'){
        return true;
    }
    return false;
}
/**
 * 获取主题版本号
 */
function themeVersion()
{
    $info = Typecho_Plugin::parseInfo(__DIR__ . '/index.php');
    return $info['version'];
}


if (!function_exists('_oc_e')){
    function _oc_e($str)
    {
        echo $str;
    }
}