<?php
// +------------------------------------------------+
// |http://www.cjango.com                           |
// +------------------------------------------------+
// | 修复BUG不是一朝一夕的事情，等我喝醉了再说吧！  |
// +------------------------------------------------+
// | Author: 小陈叔叔 <Jason.Chen>                  |
// +------------------------------------------------+
namespace app\common\service;

use app\common\model\Article as ArticleModel;
use app\common\model\Category as CategoryModel;
use app\common\service\Score as ScoreService;
use app\common\validate\Article as ArticleValidate;

class Article extends _Init
{
    /**
     * 添加信息
     * @param  [type] $data 文章数据
     */
    public static function create($data)
    {
        $validate = new ArticleValidate();
        if (!$validate->scene('add')->check($data)) {
            return $validate->getError();
        }

        $info = ArticleModel::create($data);
        if ($info) {
            return true;
        } else {
            return '创建文章失败';
        }
    }

    /**
     * 编辑文章
     * @param  [type] $data 更新的数据
     * @return [type]       返回 修改的结果
     */
    public static function edit($data)
    {
        $validate = new ArticleValidate();
        if (!$validate->scene('add')->check($data)) {
            return $validate->getError();
        }
        $info = ArticleModel::update($data);
        if ($info) {
            return true;
        } else {
            return '编辑文章失败';
        }
    }

    /**
     * 前台用户添加文章
     * @param  [type] $data 更新的数据
     * @return [type]       返回 修改的结果
     */
    public static function userAdd($data)
    {
        $data = [
            'uid'         => $data['uid'] ?? 0,
            'title'       => $data['title'] ?? '',
            'content'     => $data['content'] ?? '',
            'description' => $data['description'] ?? '',
            'category_id' => $data['category_id'] ?? '0',
            'storage_id'  => $data['storage_id'] ?? '0',
            'thumb'       => $data['thumb'] ?? '0',
            'status'      => $data['status'] ?? '1',
            'url'         => $data['url'] ?? '',
            'nickname'    => $data['nickname'] ?? '',
            'head_img'    => $data['head_img'] ?? '',
            'click'       => 0,
        ];

        $validate = new ArticleValidate();
        if (!$validate->scene('add')->check($data)) {
            return $validate->getError();
        }
        $info = ArticleModel::create($data);
        if ($info) {
            ScoreService::addArticle($data['uid'], 'add');
            return true;
        } else {
            return '文章创建失败';
        }
    }

    /**
     * 修改文章状态
     * @param  [type] $id     文章id
     * @param  [type] $status 状态
     * @return [type]         返回结果
     */
    public static function status($id, $status)
    {
        $info = ArticleModel::get($id);
        if (!$info) {
            return '文章不存在';
        } elseif ($info->save(['status' => $status])) {
            Logs::write('修改状态', ['status' => $status]);
            return true;
        } else {
            return '修改状态失败';
        }
    }

    /**
     * 删除文章
     * @param  [type] $id 要删除的文章id
     * @return [type]     返回 结果
     */
    public static function del($id)
    {
        $info = ArticleModel::get($id);
        if (!$info) {
            return '文章不存在';
        } elseif ($info->save(['status' => -1])) {
            return true;
        } else {
            return '删除失败';
        }

        // $model = new ArticleModel();
        // if ($model->destroy($id)) {
        //     return true;
        // } else {
        //     return '删除失败';
        // }
    }

    /**
     * 获取分类列表
     * @return [type] [description]
     */
    public static function categoryList()
    {
        $map = [
            'status' => '1',
            'model'  => 'article',
        ];
        return CategoryModel::where($map)->select();
    }

    /**
     * 采集公众号文章
     * @param  [type]  $url [description]
     * @param  integer $uid [description]
     * @return [type]       [description]
     */
    public static function collect($url, $uid = 1)
    {
        $map = [
            'url' => $url,
            'uid' => $uid,
        ];

        $userAgent = 'Mozilla/5.0 (iPhone; CPU iPhone OS 6_0 like Mac OS X) AppleWebKit/536.26 (KHTML, like Gecko) Version/6.0 Mobile/10A403 Safari/8536.25';

        $info = ArticleModel::where($map)->find();
        if ($info) {
            return $info->id;
        } else {
            $info = new ArticleModel;
            $html = file_get_contents($url);
            // $html = http($url, 'GET', '', '', $userAgent);

            //获取文章标题
            preg_match_all("/id=\"activity-name\">(.*)<\/h2>/is", $html, $title);
            //获取文章内容部分
            preg_match_all("/id=\"js_content\">(.*)<script/iUs", $html, $content, PREG_PATTERN_ORDER);
            //格式化标题
            $title = str_replace("\r\n", "", str_replace(" ", "", $title[1][0]));

            //拼接正确的内容标签
            $content = "<div id='js_content' class='ce-padding-sm'>" . $content[1][0];
            //将所有图片的data-src更改为src
            $content = str_replace("data-src", "src", $content);
            $content = str_replace('0?"', '0"', $content);

            //获取所有图片地址
            $pattern = "/<[img|IMG].*?src=[\'|\"](.*?(?:[\.gif|\.jpg|\.png]))[\'|\"].*?[\/]?>/";
            preg_match_all('/<img.*?src="(.*?)".*?>/is', $content, $img);
            //遍历所有图片，采集到服务器
            $i       = 0;
            $thumb   = '';
            $img_pre = uniqid(); // 确保每篇文章的图片前缀一致，路径按照日期存储
            $dir     = './uploads/collect/' . date('Y-m/d/');
            foreach ($img[1] as $key => $value) {
                //判断图片是否存在http头
                if (preg_match('/(http:\/\/)|(https:\/\/)/i', $value)) {
                    //分割微信图片地址
                    $str = explode('/', $value);
                    //获取图片地址名称，不包括拓展名
                    $allname = $str[4];
                    //识别拓展名
                    if (strrpos($value, 'wx_fmt=') > 0) {
                        $ext     = substr($value, strrpos($value, 'wx_fmt=') + 7);
                        $allname = $img_pre . '_' . $i . '.' . $ext;
                    }
                    //拓展名拼接图片名称
                    //获取图片数据
                    // $image = file_get_contents($value);
                    $image = http($value, 'GET', '', '', $userAgent);
                    //保存服务器目录文件
                    try {
                        if (!is_dir($dir)) {
                            mkdir($dir, 0755, true);
                        }
                        file_put_contents($dir . $allname, $image);
                        //更替图片文件地址为服务器图片地址
                        $content = str_replace($value, ltrim($dir, '.') . $allname, $content);
                        if ($i == 0) {
                            $thumb = ltrim($dir, '.') . $allname;
                        }
                        $i++;
                    } catch (Exception $e) {
                        continue;
                    }
                }
            }
            //修正视频内容
            $content = str_replace("preview.html", "player.html", $content);
            //重新设置 iframe
            preg_match('/<iframe[^>]*\s+src="([^"]*)"[^>]*>/is', $content, $matched);
            if (!empty($matched[0])) {
                $src     = explode('&', $matched['1']);
                $str     = '<p style="max-width:100%; margin:14px"><iframe frameborder="0" src="' . $src['0'] . '&auto=0" style="z-index: 1; width: 100% ! important; height: 231.75px ! important; overflow: hidden;" class="video_iframe" scrolling="no"></iframe></p>';
                $content = str_replace($matched['0'], $str, $content);
            }
            //获取公众号名称
            preg_match_all('/var nickname = \"(.*?)\";/si', $html, $m);
            $nickname = $m[1][0];
            //获取公众号头像
            preg_match_all('/var round_head_img = \"(.*?)\";/si', $html, $m);
            $head_img = $m[1][0];
            $data     = [
                'title'       => $title,
                'content'     => $content,
                'description' => '',
                'category_id' => 0,
                'storage_id'  => 0,
                'thumb'       => $thumb,
                'status'      => 1,
                'create_time' => time(),
                'update_time' => 0,
                'url'         => $url,
                'nickname'    => $nickname,
                'head_img'    => $head_img,
                'uid'         => $uid,
                'click'       => 0,
            ];
            $info->save($data);
            if ($info) {
                ScoreService::addArticle($data['uid'], 'collect');
                return $info->id;
            } else {
                return false;
            }
        }
    }

}