<?php
    /**
     * @class  documentItem
     * @author zero (zero@nzeo.com)
     * @brief  document 객체 
     **/

    class documentItem extends Object {

        var $document_srl = 0;

        function documentItem($document_srl = 0) {
            $this->document_srl = $document_srl;
            $this->_loadFromDB();
        }

        function setDocument($document_srl) {
            $this->document_srl = $document_srl;
            $this->_loadFromDB();
        }

        function _loadFromDB() {
            if(!$this->document_srl) return;

            $args->document_srl = $this->document_srl;
            $output = executeQuery('document.getDocument', $args);

            $this->setAttribute($output->data);
        }

        function setAttribute($attribute) {
            if(!$attribute->document_srl || !$attribute->content) {
                $this->document_srl = null;
                return;
            }
            $this->document_srl = $attribute->document_srl;
            $this->adds($attribute);

            // 태그 정리
            if($this->get('tags')) {
                $tags = explode(',',$this->get('tags'));
                $tag_count = count($tags);
                for($i=0;$i<$tag_count;$i++) if(trim($tags[$i])) $tag_list[] = trim($tags[$i]);
                $this->add('tag_list', $tag_list);
            }
        }

        function isExists() {
            return $this->document_srl ? true : false;
        }

        function isGranted() {
            if($_SESSION['own_document'][$this->document_srl]) return true;

            if(!Context::get('is_logged')) return false;

            $logged_info = Context::get('logged_info');

            if($logged_info->is_admin == 'Y') return true;

            if($this->get('member_srl') && $this->get('member_srl') == $logged_info->member_srl) return true;

            return false;
        }

        function setGrant() {
            $_SESSION['own_document'][$this->document_srl] = true;
        }

        function isAccessible() {
            return $_SESSION['accessible'][$this->document_srl]==true?true:false;
        }

        function allowComment() {
            return $this->get('allow_comment') == 'Y' || !$this->isExists() ? true : false;
        }

        function allowTrackback() {
            return $this->get('allow_trackback') == 'Y'  || !$this->isExists() ? true : false;
        }
        
        function isLocked() {
            return $this->get('lock_comment') == 'Y'  ? true : false;
        }

        function isEditable() {
            if($this->isGranted() || !$this->get('member_srl')) return true;
            return false;
        }

        function isSecret() {
            return $this->get('is_secret') == 'Y' ? true : false;
        }

        function isNotice() {
            return $this->get('is_notice') == 'Y' ? true : false;
        }
        
        function getUserID() {
            return htmlspecialchars($this->get('user_id'));
        }
        
        function getUserName() {
            return htmlspecialchars($this->get('user_name'));
        }
        
        function getNickName() {
            return htmlspecialchars($this->get('nick_name'));
        }
        
        function getTitleText($cut_size = 0, $tail='...') {
            return htmlspecialchars($this->getTitle($cut_size, $tail));
        }

        function getTitle($cut_size = 0, $tail='...') {
            if($this->isSecret() && !$this->isGranted()) return Context::getLang('msg_is_secret');

            if($cut_size) return cut_str($this->get('title'), $cut_size, $tail);

            return $this->get('title');
        }

        function getContentText() {
            if($this->isSecret() && !$this->isGranted()) return Context::getLang('msg_is_secret');

            $_SESSION['accessible'][$this->document_srl] = true;


            $content = $this->get('content');
            $content = preg_replace("!<iframe(.*?)<\/iframe>!is","",$content);
            return htmlspecialchars($content);
        }

        function getContent() {
            if($this->isSecret() && !$this->isGranted()) return Context::getLang('msg_is_secret');

            $_SESSION['accessible'][$this->document_srl] = true;

            $content = $this->get('content');
            $content = preg_replace("!<iframe(.*?)<\/iframe>!is","",$content);
            return sprintf('<!--BeforeDocument(%d,%d)-->%s<!--AfterDocument(%d,%d)-->', $this->document_srl, $this->get('member_srl'), $content, $this->document_srl, $this->get('member_srl'));
        }

        function getSummary($str_size = 50) {
            $content = strip_tags($this->get('content'));
            return cut_str($content, $str_size, '...');
        }

        function getRegdate($format = 'Y.m.d H:i:s') {
            return zdate($this->get('regdate'), $format);
        }

        function getPermanentUrl() {
            return getUrl('','document_srl',$this->document_srl);
        }

        function getTrackbackUrl() {
            return getUrl('','document_srl',$this->document_srl,'act','trackback');
        }

        function updateReadedCount() {
            $oDocumentController = &getController('document');
            if($oDocumentController->updateReadedCount($this)) {
                $readed_count = $this->get('readed_count');
                $readed_count++;
                $this->add('readed_count', $readed_count);
            }
        }

        function isExtraVarsExists() {
            for($i=1;$i<=20;$i++) {
                if($this->get('extra_vars'.$i)) return true;
            }
            return false;
        }

        function getExtraValue($key) {
            $val = $this->get('extra_vars'.$key);
            if(strpos($val,'|@|')!==false) $val = explode('|@|', $val);
            return $val;
        }

        function getCommentCount() {
            if(!$this->isGranted() && $this->isSecret()) return 0;
            return $this->get('comment_count');
        }

        function getComments() {
            if(!$this->allowComment() || !$this->get('comment_count')) return;
            if(!$this->isGranted() && $this->isSecret()) return;

            $oCommentModel = &getModel('comment');
            return $oCommentModel->getCommentList($this->document_srl, $is_admin);
        }

        function getTrackbackCount() {
            return $this->get('trackback_count');
        }

        function getTrackbacks() {
            if(!$this->allowTrackback() || !$this->get('trackback_count')) return;

            $oTrackbackModel = &getModel('trackback');
            return $oTrackbackModel->getTrackbackList($this->document_srl, $is_admin);
        }

        function thumbnailExists($width) {
            if(!$this->getThumbnail($width)) return false;
            return true;
        }

        function getThumbnail($width = 80) {
            $document_path = sprintf('./files/attach/images/%d/%d/',$this->get('module_srl'), $this->get('document_srl'));
            if(!is_dir($document_path)) FileHandler::makeDir($document_path);

            $thumbnail_file = sprintf('%sthumbnail_%d.gif', $document_path, $width);
            $tmp_file = sprintf('%sthumbnail_%d.tmp.gif', $document_path, $width);

            if(file_exists($thumbnail_file)) {
                $modified_time = $this->get('last_update');
                $hour = (int)substr($modified_time,8,2);
                $min = (int)substr($modified_time,10,2);
                $sec = (int)substr($modified_time,12,2);
                $year = (int)substr($modified_time,0,4);
                $month = (int)substr($modified_time,4,2);
                $day = (int)substr($modified_time,6,2);
                $modified_time =  mktime($hour, $min, $sec, $month?$month:1, $day?$day:1, $year);

                if($modified_time > filectime($thumbnail_file)) unlink($thumbnail_file);
            }

            if(!file_exists($thumbnail_file)) {
                FileHandler::writeFile($thumbnail_file, '', 'w');

                $content = $this->get('content');

                // 첨부된 파일부터 찾아봄 (DB말고 내용에서 추출)
                preg_match_all("!(\"|')files\/([^ ^\"^']*?)\.(jpg|png|gif|jpeg)!is", $content, $matches);
                $attached_file_list = $matches[0];

                if(count($attached_file_list)) {
                    $src = preg_replace("!^(\"|')!is","",$attached_file_list[0]);
                    @copy("./".$src, $tmp_file);

                // 첨부된 파일이 없으면 http로 시작하는 경로를 찾음
                } else {
                    preg_match_all("!http:\/\/([^ ^\"^']*?)\.(jpg|png|gif|jpeg)!is", $content, $matches, PREG_SET_ORDER);
                    for($i=0;$i<count($matches);$i++) {
                        $src = $matches[$i][0];
                        if(strpos($src,"/common/tpl")!==false || strpos($src,"/modules")!==false) continue;
                        break;
                    }
                    if($src) FileHandler::getRemoteFile($src, $tmp_file);
                    else return;
                }
                FileHandler::createImageFile($tmp_file, $thumbnail_file, $width, $width, 'gif');

                @unlink($tmp_file);
            } 

            if(filesize($thumbnail_file)<1) return;

            $thumbnail_url = Context::getRequestUri().$thumbnail_file;
            return $thumbnail_url;
        }

        function hasUploadedFiles() {
            if($this->isSecret() && !$this->isGranted()) return false;
            return $this->get('uploaded_count')? true : false;
        }

        function getUploadedFiles() {
            if($this->isSecret() && !$this->isGranted()) return;
            if(!$this->get('uploaded_count')) return;

            $oFileModel = &getModel('file');
            $file_list = $oFileModel->getFiles($this->document_srl, $is_admin);
            return $file_list;
        }
    }
?>