App\Http\Controllers\PublisherController::submit PHP Method

    public function submit()
    {
        $post_message = \Input::get('message');
        $mode = (int) \Input::get('mode');
        $recaptcha = \Input::get('recaptcha');
        $response = ['state' => 'deny'];
        $recaptcha_check = file_get_contents('https://www.google.com/recaptcha/api/siteverify?secret=' . \Configer::get('recaptcha_secret') . '&response=' . $recaptcha, false, stream_context_create(['ssl' => ['verify_peer' => false, 'verify_peer_name' => false]]));
        $recaptcha_check = json_decode($recaptcha_check, true);
        if (@$recaptcha_check['success']) {
            if (mb_strlen($post_message, 'utf-8') > 1024) {
                $post_message = mb_substr($post_message, 0, 1024, 'utf-8');
            }
            $check = \DB::table('post')->where('post_message', $post_message)->where('post_type', $mode)->where('insert_time', '>', time() - 3600)->first();
            if (count($check)) {
                $response = ['state' => 'success', 'redirct' => '/' . $check->post_key];
            } else {
                $post_key = $this->base62(strrev(time())) . $this->randString(3);
                $post_state = 0;
                $post_type = 1;
                $post_url = null;
                $insert_time = time();
                $last = \DB::table('post')->where('post_state', '1')->where('post_type', $mode)->orderBy('id', 'desc')->first();
                if (count($last) > 0) {
                    $query = 'UPDATE post SET post_state = 8 WHERE id < ' . $last->id . ' AND post_state = 0';
                    \DB::update(\DB::raw($query));
                }
                @($posts = \DB::table('post')->where('post_state', 0)->count());
                if (count($last) > 0 && time() - $last->publish_time >= \Configer::get('publish_frequency') && $posts == 0) {
                    $publish_time = time();
                } else {
                    $publish_time = time() + (\Configer::get('publish_frequency') - time() % \Configer::get('publish_frequency')) + $posts * \Configer::get('publish_frequency');
                }
                if ($mode == 3) {
                    $post_type = 3;
                }
                if (strlen($this->searchUrl($post_message))) {
                    $post_type = 2;
                    $post_url = $this->searchUrl($post_message);
                } else {
                    $post_url = '0';
                }
                if (\Configer::get('log_guest_ip') == "on") {
                    $post_user_ip = $this->getUserIP();
                    if (\Configer::get('encrypt_guest_ip') == "on") {
                        $post_user_ip = md5($post_user_ip);
                    }
                    $check = \DB::table('block_guest')->where('ip', $post_user_ip)->first();
                    if (count($check)) {
                        $post_state = 5;
                    }
                } else {
                    $post_user_ip = '0';
                }
                $block_keyword = \DB::table('block_keyword')->get();
                if (count($block_keyword)) {
                    foreach ($block_keyword as $item) {
                        if (!empty($item->keyword)) {
                            if (strpos($post_message, $item->keyword) !== false) {
                                $post_state = 5;
                            }
                        }
                    }
                    if (\Configer::get('advance_block_mode') == 'on') {
                        $covert = new utf8_chinese_str();
                        $pinyin = \App::make('pinyin');
                        $gb_post_message = $covert->big5_gb2312($post_message);
                        $pinyin_post_message = $pinyin->trans($gb_post_message, ['delimiter' => '-', 'accent' => false, 'only_chinese' => true]);
                        foreach ($block_keyword as $item) {
                            $gb_keyword = $covert->big5_gb2312($item->keyword);
                            $pinyin_keyword = $pinyin->trans($gb_keyword, ['delimiter' => '-', 'accent' => false, 'only_chinese' => true]);
                            if (!empty($pinyin_post_message) && !empty($pinyin_keyword)) {
                                if (strpos($pinyin_post_message, $pinyin_keyword) !== false) {
                                    $post_state = 5;
                                }
                            }
                        }
                    }
                }
                $post = ['post_key' => $post_key, 'post_state' => $post_state, 'post_type' => $post_type, 'post_message' => $post_message, 'post_url' => $post_url, 'post_user_ip' => $post_user_ip, 'insert_time' => $insert_time, 'publish_time' => $publish_time, 'facebook_url' => '0'];
                if (\DB::table('post')->insert($post)) {
                    $response = ['state' => 'success', 'redirct' => '/' . $post_key];
                }
            }
        }
        echo json_encode($response);
    }