<?php
/**
 * The control file of doc module of ZenTaoPMS.
 *
 * @copyright   Copyright 2009-2015 禅道软件（青岛）有限公司(ZenTao Software (Qingdao) Co., Ltd. www.cnezsoft.com)
 * @license     ZPL(http://zpl.pub/page/zplv12.html) or AGPL(https://www.gnu.org/licenses/agpl-3.0.en.html)
 * @author      Chunsheng Wang <chunsheng@cnezsoft.com>
 * @package     doc
 * @version     $Id: control.php 933 2010-07-06 06:53:40Z wwccss $
 * @link        http://www.zentao.net
 */
class doc extends control
{
    /**
     * Construct function, load user, tree, action auto.
     *
     * @access public
     * @return void
     */
    public function __construct($moduleName = '', $methodName = '')
    {
        parent::__construct($moduleName, $methodName);
        $this->loadModel('user');
        $this->loadModel('tree');
        $this->loadModel('action');
        $this->loadModel('product');
        $this->loadModel('project');
        $this->loadModel('execution');
    }

    /**
     * Go to browse page.
     *
     * @access public
     * @return void
     */
    public function index()
    {
        $this->session->set('docList', $this->app->getURI(true), 'doc');
        $this->app->loadClass('pager', $static = true);
        $pager = new pager(0, 5, 1);

        $this->view->title      = $this->lang->doc->common . $this->lang->colon . $this->lang->doc->index;
        $this->view->position[] = $this->lang->doc->index;

        $this->view->latestEditedDocs = $this->doc->getDocsByBrowseType('byediteddate', 0, 0, 'editedDate_desc, id_desc', $pager);
        $this->view->myDocs           = $this->doc->getDocsByBrowseType('openedbyme', 0, 0, 'addedDate_desc', $pager);
        $this->view->collectedDocs    = $this->doc->getDocsByBrowseType('collectedbyme', 0, 0, 'addedDate_desc', $pager);
        $this->view->statisticInfo    = $this->doc->getStatisticInfo();
        $this->view->users            = $this->user->getPairs('noletter');

        $this->display();
    }

    /**
     * Browse docs.
     *
     * @param string|int $libID product|execution or the int id of custom library
     * @param string $browseType
     * @param int $param
     * @param string $orderBy
     * @param int $recTotal
     * @param int $recPerPage
     * @param int $pageID
     * @access public
     * @return void
     */
    public function browse($browseType = 'all', $param = 0, $orderBy = 'id_desc', $recTotal = 0, $recPerPage = 20, $pageID = 1)
    {
        /* Save session, load module. */
        $uri = $this->app->getURI(true);
        $this->session->set('docList', $uri, 'doc');
        $this->session->set('productList', $uri, 'product');
        $this->session->set('executionList', $uri, 'execution');
        $this->session->set('projectList', $uri, 'project');
        $this->loadModel('search');

        /* Set browseType.*/
        $browseType = strtolower($browseType);
        $queryID    = ($browseType == 'bysearch') ? (int)$param : 0;
        $moduleID   = ($browseType == 'bymodule') ? (int)$param : 0;

        /* Set header and position. */
        $this->view->title = $this->lang->doc->common;

        /* Load pager. */
        $this->app->loadClass('pager', $static = true);
        $pager = new pager($recTotal, $recPerPage, $pageID);

        /* Append id for secend sort. */
        $sort = common::appendOrder($orderBy);

        if($browseType == 'collectedbyme')
        {
            $this->app->rawMethod = 'collect';
        }
        elseif($browseType == 'openedbyme')
        {
            $this->app->rawMethod = 'my';
        }
        elseif($browseType == 'byediteddate')
        {
            $this->app->rawMethod = 'recent';
        }

        $this->view->moduleID   = $moduleID;
        $this->view->docs       = $this->doc->getDocsByBrowseType($browseType, $queryID, $moduleID, $sort, $pager);
        $this->view->users      = $this->user->getPairs('noletter');
        $this->view->orderBy    = $orderBy;
        $this->view->browseType = $browseType;
        $this->view->param      = $param;
        $this->view->pager      = $pager;

        $this->display();
    }

    /**
     * Create a library.
     *
     * @param string $type
     * @param int $objectID
     * @access public
     * @return void
     */
    public function createLib($type = '', $objectID = 0)
    {
        if(!empty($_POST))
        {
            $libID = $this->doc->createlib();
            if(!dao::isError())
            {
                if($type == 'project' and $this->post->project) $objectID = $this->post->project;
                if($type == 'product' and $this->post->product) $objectID = $this->post->product;
                if($type == 'execution' and $this->post->execution) $objectID = $this->post->execution;
                if($type == 'custom') $objectID = 0;

                $this->action->create('docLib', $libID, 'Created');

                if($this->viewType == 'json') return $this->send(array('result' => 'success', 'message' => $this->lang->saveSuccess, 'id' => $libID));
                return $this->send(array('result' => 'success', 'message' => $this->lang->saveSuccess, 'closeModal' => true, 'callback' => "parent.locateNewLib(\"$type\", \"$objectID\", \"$libID\")"));
            }
            else
            {
                return $this->send(array('result' => 'fail', 'message' => dao::getError()));
            }
        }

        if(in_array($type, array('product', 'project'))) $this->app->loadLang('api');

        $objects = array();
        if($type == 'product') $objects = $this->product->getPairs();
        if($type == 'project')
        {
            $objects = $this->project->getPairsByProgram('', 'all', false, 'order_asc', 'kanban');
            if($this->app->tab == 'doc')
            {
                $this->view->executionPairs = array(0 => '') + $this->execution->getPairs($objectID, 'all', 'multiple,leaf,noprefix');
                $this->view->project        = $this->project->getById($objectID);
            }
        }

        if($type == 'execution') $objects = $this->execution->getPairs(0, 'all', 'multiple,leaf,noprefix');

        if($type == 'execution')
        {
            $execution = $this->execution->getByID($objectID);
            if($execution->type == 'stage') $this->lang->doc->execution = str_replace($this->lang->executionCommon, $this->lang->project->stage, $this->lang->doc->execution);
        }

        if($type == 'custom') unset($this->lang->doclib->aclList['default']);
        if($type != 'custom')
        {
            $this->lang->doclib->aclList['default'] = sprintf($this->lang->doclib->aclList['default'], $this->lang->{$type}->common);
            $this->lang->doclib->aclList['private'] = sprintf($this->lang->doclib->privateACL, $this->lang->{$type}->common);
            unset($this->lang->doclib->aclList['open']);
        }

        $this->app->loadLang('api');
        $this->lang->api->aclList['default'] = sprintf($this->lang->api->aclList['default'], $this->lang->{$type}->common);

        $this->view->groups         = $this->loadModel('group')->getPairs();
        $this->view->users          = $this->user->getPairs('nocode|noclosed');
        $this->view->objects        = $objects;
        $this->view->type           = $type;
        $this->view->objectID       = $objectID;
        $this->display();
    }

    /**
     * Edit a library.
     *
     * @param int $libID
     * @access public
     * @return void
     */
    public function editLib($libID)
    {
        if(!empty($_POST))
        {
            $changes = $this->doc->updateLib($libID);
            if(dao::isError())
            {
                $response['result']  = 'fail';
                $response['message'] = dao::getError();
                return $this->send($response);
            }

            if($changes)
            {
                $actionID = $this->action->create('docLib', $libID, 'edited');
                $this->action->logHistory($actionID, $changes);
            }
            $docLib   = $this->doc->getLibById($libID);
            $objectID = 0;
            if(strpos('product,project,execution', $docLib->type) !== false)
            {
                $libType  = $docLib->type;
                $objectID = $docLib->$libType;
            }
            $hasLibPriv = $this->doc->checkPrivLib($docLib) ? 1 : 0;

            $response['message']    = $this->lang->saveSuccess;
            $response['result']     = 'success';
            $response['locate']     = 'parent';
            return $this->send($response);
        }

        $lib = $this->doc->getLibByID($libID);
        if(!empty($lib->product)) $this->view->object = $this->product->getByID($lib->product);
        if(!empty($lib->project) and empty($lib->execution)) $this->view->object = $this->project->getById($lib->project);
        if(!empty($lib->execution))
        {
            $execution = $this->execution->getByID($lib->execution);
            if($execution->type == 'stage')
            {
                if($execution->grade > 1)
                {
                    $parentExecutions = $this->dao->select('id,name')->from(TABLE_EXECUTION)->where('id')->in(trim($execution->path, ','))->andWhere('type')->in('stage,kanban,sprint')->orderBy('grade')->fetchPairs();
                    $execution->name  = implode('/', $parentExecutions);
                }

                $this->lang->doc->execution = str_replace($this->lang->executionCommon, $this->lang->project->stage, $this->lang->doc->execution);
            }

            $this->view->object = $execution;
        }

        if($lib->type == 'custom') unset($this->lang->doclib->aclList['default']);
        if($lib->type == 'api')
        {
            $this->app->loadLang('api');
            $type = !empty($lib->product) ? 'product' : 'project';
            $this->lang->api->aclList['default'] = sprintf($this->lang->api->aclList['default'], $this->lang->{$type}->common);
        }
        if($lib->type != 'custom')
        {
            $type = isset($type) ? $type : $lib->type;
            $this->lang->doclib->aclList['default'] = sprintf($this->lang->doclib->aclList['default'], $this->lang->{$type}->common);
            $this->lang->doclib->aclList['private'] = sprintf($this->lang->doclib->privateACL, $this->lang->{$type}->common);
            unset($this->lang->doclib->aclList['open']);
        }
        if(!empty($lib->main)) unset($this->lang->doclib->aclList['private'], $this->lang->doclib->aclList['open']);

        $this->view->lib    = $lib;
        $this->view->groups = $this->loadModel('group')->getPairs();
        $this->view->users  = $this->user->getPairs('noletter|noclosed', $lib->users);
        $this->view->libID  = $libID;

        $this->display();
    }

    /**
     * Delete a library.
     *
     * @param int $libID
     * @param string $confirm yes|no
     * @param string $type    lib|book
     * @param string $from    tableContents|view
     * @access public
     * @return void
     */
    public function deleteLib($libID, $confirm = 'no', $type = 'lib', $from = 'tableContents')
    {
        if($libID == 'product' or $libID == 'execution') return;
        if($confirm == 'no')
        {
            return print(js::confirm($this->lang->doc->confirmDeleteLib, $this->createLink('doc', 'deleteLib', "libID=$libID&confirm=yes&type=$type&from=$from")));
        }
        else
        {
            $lib = $this->doc->getLibByID($libID);
            if(!empty($lib->main)) return print(js::alert($this->lang->doc->errorMainSysLib));

            $this->doc->delete(TABLE_DOCLIB, $libID);
            if($this->app->tab == 'doc' and $from == 'tableContents') return print(js::reload('parent'));

            $objectType = $lib->type;
            $objectID   = strpos(',product,project,execution,', ",$objectType,") !== false ? $lib->{$objectType} : 0;
            if(in_array($this->app->tab, array('project', 'doc')) and $objectType == 'execution')
            {
                $objectType = 'project';
                $objectID   = $lib->project;
            }
            $browseLink = $this->createLink('doc', $from, "type=$objectType&objectID=$objectID");

            return print(js::locate($browseLink, 'parent'));
        }
    }

    /**
     * Create a doc.
     *
     * @param  string     $objectType   product|project|execution|custom
     * @param  int        $objectID
     * @param  int|string $libID
     * @param  int        $moduleID
     * @param  string     $docType       html|word|ppt|excel
     * @param  string     $from
     * @access public
     * @return void
     */
    public function create($objectType, $objectID, $libID, $moduleID = 0, $docType = '', $from = 'doc')
    {
        $linkType = $objectType;
        if($objectType == 'execution' and $this->app->tab != 'execution') $linkType = 'project';

        if(!empty($_POST))
        {
            $libID    = $this->post->lib;
            $moduleID = $this->post->module;
            if(empty($libID) and strpos($this->post->module, '_') !== false) list($libID, $moduleID) = explode('_', $this->post->module);
            setcookie('lastDocModule', $moduleID, $this->config->cookieLife, $this->config->webRoot, '', $this->config->cookieSecure, false);

            $docResult = $this->doc->create();
            if(!$docResult or dao::isError()) return $this->send(array('result' => 'fail', 'message' => dao::getError()));

            $docID = $docResult['id'];
            $files = zget($docResult, 'files', '');
            $lib   = $this->doc->getLibByID($libID);
            if($docResult['status'] == 'exists')
            {
                return $this->send(array('result' => 'fail', 'message' => sprintf($this->lang->duplicate, $this->lang->doc->common), 'locate' => $this->createLink('doc', 'view', "docID=$docID")));
            }

            $fileAction = '';
            if(!empty($files)) $fileAction = $this->lang->addFiles . join(',', $files) . "\n";
            $this->action->create('doc', $docID, 'Created', $fileAction);

            if($this->viewType == 'json') return $this->send(array('result' => 'success', 'message' => $this->lang->saveSuccess, 'id' => $docID));
            $objectID = zget($lib, $lib->type, 0);
            $params   = "docID=" . $docResult['id'];
            $link     = isonlybody() ? 'parent' : $this->createLink('doc', 'view', $params);
            $response = array('result' => 'success', 'message' => $this->lang->saveSuccess, 'locate' => $link);

            return $this->send($response);
        }

        if($this->app->tab == 'product')
        {
            $this->product->setMenu($objectID);
        }
        elseif($this->app->tab == 'project')
        {
            $this->project->setMenu($this->session->project);
        }
        elseif($this->app->tab == 'execution')
        {
            $this->execution->setMenu($objectID);
        }
        else
        {
            $this->app->rawMethod = $objectType;
        }
        unset($_GET['onlybody']);

        $this->config->showMainMenu = (strpos($this->config->doc->textTypes, $docType) === false or $from == 'template');

        $lib = $libID ? $this->doc->getLibByID($libID) : '';
        if(empty($objectID) and $lib) $objectID = zget($lib, $lib->type, 0);

        /* Get libs and the default lib id. */
        $gobackLink = ($objectID == 0 and $libID == 0) ? $this->createLink('doc', 'tableContents', "type=$linkType") : '';
        $unclosed   = strpos($this->config->doc->custom->showLibs, 'unclosed') !== false ? 'unclosedProject' : '';
        $libs       = $this->doc->getLibs($objectType, $extra = "withObject,$unclosed", $libID, $objectID);
        if(!$libID and !empty($libs)) $libID = key($libs);
        if(empty($lib) and $libID) $lib = $this->doc->getLibByID($libID);

        $objects  = array();
        if($objectType == 'project')
        {
            $objects = $this->project->getPairsByProgram('', 'all', false, 'order_asc', 'kanban');
            if($lib->type == 'execution')
            {
                $execution = $this->loadModel('execution')->getById($lib->execution);
                $objectID  = $execution->project;
                $libs      = $this->doc->getLibs('execution', $extra = "withObject,$unclosed", $libID, $lib->execution);
                $this->view->execution = $execution;
            }
            $this->view->executions = array(0 => '') + $this->loadModel('execution')->getPairs($objectID, 'sprint,stage', 'multiple,leaf,noprefix');
        }
        elseif($objectType == 'execution')
        {
            $execution = $this->loadModel('execution')->getById($objectID);
            $objects   = $this->execution->getPairs($execution->project, 'sprint,stage', "multiple,leaf,noprefix");
        }
        elseif($objectType == 'product')
        {
            $objects = $this->loadModel('product')->getPairs();
        }
        $moduleOptionMenu = $this->doc->getLibsOptionMenu($libs);

        $moduleID = $moduleID ? (int)$moduleID : (int)$this->cookie->lastDocModule;
        $moduleID = $libID . '_' . $moduleID;

        $this->view->title            = zget($lib, 'name', '', $lib->name . $this->lang->colon) . $this->lang->doc->create;
        $this->view->linkType         = $linkType;
        $this->view->objectType       = $objectType;
        $this->view->objectID         = zget($lib, $lib->type, 0);
        $this->view->libID            = $libID;
        $this->view->lib              = $lib;
        $this->view->libs             = $libs;
        $this->view->objects          = $objects;
        $this->view->gobackLink       = $gobackLink;
        $this->view->libName          = zget($lib, 'name', '');
        $this->view->moduleOptionMenu = $moduleOptionMenu;
        $this->view->moduleID         = $moduleID;
        $this->view->docType          = $docType;
        $this->view->groups           = $this->loadModel('group')->getPairs();
        $this->view->users            = $this->user->getPairs('nocode|noclosed|nodeleted');
        $this->view->from             = $from;

        $this->display();
    }

    /**
     * Create basic info for doc of text type.
     *
     * @param  string     $objectType
     * @param  int        $objectID
     * @param  int|string $libID
     * @param  int        $moduleID
     * @param  string     $docType
     * @access public
     * @return void
     */
    public function createBasicInfo($objectType, $objectID, $libID, $moduleID = 0, $docType = '')
    {
        /* Get libs and the default lib id. */
        $unclosed   = strpos($this->config->doc->custom->showLibs, 'unclosed') !== false ? 'unclosedProject' : '';
        $libs       = $this->doc->getLibs($objectType, $extra = "withObject,$unclosed", $libID, $objectID);
        if(!$libID and !empty($libs)) $libID = key($libs);

        $lib     = $this->doc->getLibByID($libID);
        $type    = isset($lib->type) ? $lib->type : 'product';
        $libName = isset($lib->name) ? $lib->name . $this->lang->colon : '';

        $this->view->title = $libName . $this->lang->doc->create;

        $this->view->objectType       = $objectType;
        $this->view->objectID         = zget($lib, $lib->type, 0);
        $this->view->libID            = $libID;
        $this->view->lib              = $lib;
        $this->view->libs             = $libs;
        $this->view->libName          = $this->dao->findByID($libID)->from(TABLE_DOCLIB)->fetch('name');
        $this->view->moduleOptionMenu = $this->tree->getOptionMenu($libID, 'doc', $startModuleID = 0);
        $this->view->moduleID         = $moduleID ? (int)$moduleID : (int)$this->cookie->lastDocModule;
        $this->view->docType          = $docType;
        $this->view->groups           = $this->loadModel('group')->getPairs();
        $this->view->users            = $this->user->getPairs('nocode|noclosed|nodeleted');

        $this->display();
    }

    /**
     * Edit a doc.
     *
     * @param  int     $docID
     * @param  bool    $comment
     * @param  string  $objectType
     * @param  int     $objectID
     * @param  int     $libID
     * @param  string  $from
     * @access public
     * @return void
     */
    public function edit($docID, $comment = false, $objectType = '', $objectID = 0, $libID = 0, $from = 'edit')
    {
        if(!empty($_POST))
        {
            if($comment == false || $comment == 'false')
            {
                $result = $this->doc->update($docID);
                if(dao::isError()) return $this->send(array('result' => 'fail', 'message' => dao::getError()));
                $changes = $result['changes'];
                $files   = $result['files'];
            }
            if($this->post->comment != '' or !empty($changes) or !empty($files))
            {
                $action     = !empty($changes) ? 'Edited' : 'Commented';
                $fileAction = '';
                if(!empty($files)) $fileAction = $this->lang->addFiles . join(',', $files) . "\n";
                $actionID = $this->action->create('doc', $docID, $action, $fileAction . $this->post->comment);
                if(!empty($changes)) $this->action->logHistory($actionID, $changes);
            }

            $link     = $this->session->docList ? $this->session->docList : $this->createLink('doc', 'index');
            $doc      = $this->doc->getById($docID);
            $lib      = $this->doc->getLibById($doc->lib);
            $objectID = zget($lib, $lib->type, 0);

            if(!empty($objectType) and $objectType != 'doc' and $doc->type != 'chapter' and $doc->type != 'article')
            {
                $link = $this->createLink('doc', 'view', "docID=$docID") . "#app={$this->app->tab}";
            }

            if(isonlybody()) return $this->send(array('result' => 'success', 'message' => $this->lang->saveSuccess, 'locate' => 'parent'));
            return $this->send(array('result' => 'success', 'message' => $this->lang->saveSuccess, 'locate' => $link));
        }

        /* Get doc and set menu. */
        $doc   = $this->doc->getById($docID);
        $libID = $doc->lib;

        if($doc->contentType == 'markdown') $this->config->doc->markdown->edit = array('id' => 'content', 'tools' => 'toolbar');

        $lib        = $this->doc->getLibByID($libID);
        $objectType = $lib->type;
        $objectID   = zget($lib, $objectType, 0);

        /* Set menus. */
        if($this->app->tab == 'product')
        {
            $this->product->setMenu($objectID);
        }
        else if($this->app->tab == 'project')
        {
            $this->project->setMenu($objectID);
        }
        else if($this->app->tab == 'execution')
        {
            $this->execution->setMenu($objectID);
        }
        else if($this->app->tab == 'my')
        {
            $this->lang->doc->menu                         = $this->lang->my->menu->contribute;
            $this->lang->modulePageNav                     = '';
            $this->lang->TRActions                         = '';
            $this->lang->my->menu->contribute['subModule'] = 'doc';
        }
        else
        {
            $this->app->rawMethod = $objectType == 'execution' ? 'project' : $objectType;
        }

        $libs    = $this->doc->getLibs($objectType, 'withObject', $libID, $objectID);
        $objects = array();
        if($objectType == 'project')
        {
            $objects = $this->project->getPairsByProgram('', 'all', false, 'order_asc', 'kanban');
        }
        elseif($objectType == 'execution')
        {
            $execution = $this->loadModel('execution')->getById($objectID);
            $objects   = $this->execution->getPairs($execution->project, 'all', "multiple,leaf,noprefix");
        }
        elseif($objectType == 'product')
        {
            $objects = $this->loadModel('product')->getPairs();
        }
        $moduleOptionMenu = $this->doc->getLibsOptionMenu($libs);

        $this->config->showMainMenu = strpos(',html,markdown,text,', ",{$doc->type},") === false;

        $this->view->title      = $lib->name . $this->lang->colon . $this->lang->doc->edit;
        $this->view->position[] = html::a($this->createLink('doc', 'browse', "libID=$libID"), $lib->name);
        $this->view->position[] = $this->lang->doc->edit;

        $this->view->doc              = $doc;
        $this->view->moduleOptionMenu = $moduleOptionMenu;
        $this->view->type             = $objectType;
        $this->view->libs             = $libs;
        $this->view->objects          = $objects;
        $this->view->lib              = $lib;
        $this->view->groups           = $this->loadModel('group')->getPairs();
        $this->view->users            = $this->user->getPairs('noletter|noclosed|nodeleted', $doc->users);
        $this->view->from             = $from;
        $this->view->files            = $this->loadModel('file')->getByObject('doc', $docID);
        $this->view->objectID         = $objectID;
        $this->display();
    }

    /**
     * Delete a doc.
     *
     * @param int $docID
     * @param string $confirm yes|no
     * @param string $from
     * @access public
     * @return void
     */
    public function delete($docID, $confirm = 'no', $from = 'list')
    {
        $this->loadModel('file');
        if($confirm == 'no')
        {
            $type = $this->dao->select('type')->from(TABLE_DOC)->where('id')->eq($docID)->fetch('type');
            $tips = $type == 'chapter' ? $this->lang->doc->confirmDeleteChapter : $this->lang->doc->confirmDelete;
            return print(js::confirm($tips, inlink('delete', "docID=$docID&confirm=yes")));
        }
        else
        {
            $doc        = $this->doc->getByID($docID);
            $objectType = $this->dao->select('type')->from(TABLE_DOCLIB)->where('id')->eq($doc->lib)->fetch('type');
            $this->doc->delete(TABLE_DOC, $docID);

            /* Delete doc files. */
            $this->loadModel('file');
            foreach($doc->files as $fileID => $file)
            {
                $file = $this->file->getById($fileID);
                $this->dao->delete()->from(TABLE_FILE)->where('id')->eq($fileID)->exec();
                $this->loadModel('action')->create($file->objectType, $file->objectID, 'deletedFile', '', $extra=$file->title);

                $fileRecord = $this->dao->select('id')->from(TABLE_FILE)->where('pathname')->eq($file->pathname)->fetch();
                if(empty($fileRecord)) $this->file->unlinkFile($file);
            }

            /* if ajax request, send result. */
            if($this->server->ajax)
            {
                if(dao::isError())
                {
                    $response['result']  = 'fail';
                    $response['message'] = dao::getError();
                }
                else
                {
                    $response['result']  = 'success';
                    $response['message'] = '';

                    if($from == 'lib')
                    {
                        $method   = 'tableContents';
                        $objectID = 0;
                        if($objectType == 'product')
                        {
                            $method   = 'productSpace';
                            $objectID = $doc->product;
                        }
                        elseif(in_array($objectType, array('project', 'execution')) and $this->app->tab != 'execution')
                        {
                            $method   = 'projectSpace';
                            $objectID = $doc->project;
                        }
                        elseif($this->app->tab == 'execution')
                        {
                            $objectID = $doc->execution;
                        }
                        $params = "objectID={$objectID}&libID={$doc->lib}";
                        if($method == 'tableContents') $params = "type=$objectType&" . $params;
                        $response['locate'] = $this->createLink('doc', $method, $params);
                    }
                }
                return $this->send($response);
            }

            return print(js::locate($this->session->docList, 'parent'));
        }
    }

    /**
     * Delete file for doc.
     *
     * @param int $docID
     * @param int $fileID
     * @param string $confirm
     * @access public
     * @return void
     */
    public function deleteFile($docID, $fileID, $confirm = 'no')
    {
        $this->loadModel('file');
        if($confirm == 'no')
        {
            return print(js::confirm($this->lang->file->confirmDelete, inlink('deleteFile', "docID=$docID&fileID=$fileID&confirm=yes")));
        }
        else
        {
            $docContent = $this->dao->select('t1.*')->from(TABLE_DOCCONTENT)->alias('t1')
                                    ->leftJoin(TABLE_DOC)->alias('t2')->on('t1.doc=t2.id and t1.version=t2.version')
                                    ->where('t2.id')->eq($docID)
                                    ->fetch();
            unset($docContent->id);
            $docContent->files   = trim(str_replace(",{$fileID},", ',', ",{$docContent->files},"), ',');
            $docContent->version += 1;
            $this->dao->insert(TABLE_DOCCONTENT)->data($docContent)->exec();
            $this->dao->update(TABLE_DOC)->set('version')->eq($docContent->version)->where('id')->eq($docID)->exec();

            $file = $this->file->getById($fileID);
            $this->action->create($file->objectType, $file->objectID, 'deletedFile', '', $extra = $file->title);
            return print(js::locate($this->createLink('doc', 'view', "docID=$docID"), 'parent'));
        }
    }

    /**
     * Collect doc, doclib or module of doclib.
     *
     * @param int $objectID
     * @param int $objectType
     * @access public
     * @return void
     */
    public function collect($objectID, $objectType)
    {
        if($objectType == 'doc') $table = TABLE_DOC;
        if($objectType == 'doclib') $table = TABLE_DOCLIB;
        if($objectType == 'module') $table = TABLE_MODULE;
        $collectors = $this->dao->select('collector')->from($table)->where('id')->eq($objectID)->fetch('collector');

        $hasCollect = strpos($collectors, ",{$this->app->user->account},") !== false;
        if($hasCollect)
        {
            $collectors = str_replace(",{$this->app->user->account},", ',', $collectors);
        }
        else
        {
            $collectors   = explode(',', $collectors);
            $collectors[] = $this->app->user->account;
            $collectors   = implode(',', $collectors);
        }

        $collectors = trim($collectors, ',') ? ',' . trim($collectors, ',') . ',' : '';

        $this->dao->update($table)->set('collector')->eq($collectors)->where('id')->eq($objectID)->exec();

        return $this->send(array('status' => $hasCollect ? 'no' : 'yes'));
    }

    /**
     * Sort doc lib.
     *
     * @param string $type
     * @access protected
     * @return void
     */
    protected function sort($type = '')
    {
        if($_SERVER['REQUEST_METHOD'] == 'POST')
        {
            if(empty($_POST)) return $this->send(array('result' => 'fail', 'message' => $this->lang->doc->errorEmptyLib));
            foreach($_POST as $id => $order) $this->dao->update(TABLE_DOCLIB)->set('order')->eq($order)->where('id')->eq($id)->exec();

            if(dao::isError()) return $this->send(array('result' => 'fail', 'message' => dao::getError()));
            return $this->send(array('result' => 'success'));
        }

        if($type)
        {
            $this->view->libs = $this->doc->getLibs($type);
            $this->display();
        }
    }

    /**
     * Update order.
     *
     * @access public
     * @return void
     */
    public function updateOrder()
    {
        if($_SERVER['REQUEST_METHOD'] == 'POST')
        {
            foreach($_POST['orders'] as $id => $order)
            {
                $this->dao->update(TABLE_DOC)->set('`order`')->eq($order)->where('id')->eq($id)->exec();
            }

            if(dao::isError()) return $this->send(array('result' => 'fail', 'message' => dao::getError()));
            return $this->send(array('result' => 'success'));
        }
    }

    /**
     * Ajax get modules by object.
     *
     * @param string $objectType project|product|custom|mine
     * @param int    $objectID
     * @param string $docType     doc|api
     * @access public
     * @return void
     */
    public function ajaxGetModules($objectType, $objectID, $docType = 'doc')
    {
        if($docType == 'doc')
        {
            $unclosed = strpos($this->config->doc->custom->showLibs, 'unclosed') !== false ? 'unclosedProject' : '';
            $libPairs = $this->doc->getLibs($objectType, $extra = "withObject,$unclosed", '', $objectID);
        }
        elseif($docType == 'api')
        {
            $libs     = $this->doc->getApiLibs('', $objectType, $objectID);
            $libPairs = array();
            foreach($libs as $libID => $lib) $libPairs[$libID] = $lib->name;
        }
        $moduleOptionMenu = $this->doc->getLibsOptionMenu($libPairs, $docType);
        return print(html::select('module', $moduleOptionMenu, '', "class='form-control'"));
    }

    /**
     * Ajax fixed menu.
     *
     * @param int $libID
     * @param string $type
     * @access public
     * @return void
     */
    public function ajaxFixedMenu($libID, $type = 'fixed')
    {
        $customMenuKey = $this->config->global->flow . '_doc';
        $customMenus   = $this->loadModel('setting')->getItem("owner={$this->app->user->account}&module=common&section=customMenu&key={$customMenuKey}");
        if($customMenus) $customMenus = json_decode($customMenus);
        if(empty($customMenus))
        {
            if($type == 'remove') return print(js::reload('parent'));
            $customMenus = array();
            $i           = 0;
            foreach($this->lang->doc->menu as $name => $item)
            {
                if($name == 'list') continue;
                $customMenu        = new stdclass();
                $customMenu->name  = $name;
                $customMenu->order = $i;
                $customMenus[]     = $customMenu;
                $i++;
            }
        }

        $customMenus = (array)$customMenus;
        foreach($customMenus as $i => $customMenu)
        {
            if(isset($customMenu->name) and $customMenu->name == "custom{$libID}") unset($customMenus[$i]);
        }

        $lib               = $this->doc->getLibByID($libID);
        $customMenu        = new stdclass();
        $customMenu->name  = "custom{$libID}";
        $customMenu->order = count($customMenus);
        $customMenu->float = 'right';
        if($type == 'fixed') $customMenus[] = $customMenu;
        $this->setting->setItem("{$this->app->user->account}.common.customMenu.{$customMenuKey}", json_encode($customMenus));
        return print(js::reload('parent'));
    }

    /**
     * Ajax get all libs
     *
     * @access public
     * @return void
     */
    public function ajaxGetAllLibs()
    {
        return print(json_encode($this->doc->getAllLibGroups()));
    }

    /**
     * AJAX: Get libs by type.
     *
     * @param  string $space       mine|product|project|nolink|custom
     * @param  string $docType     doc|api
     * @access public
     * @return void
     */
    public function ajaxGetLibsByType($space, $docType = 'doc')
    {
        $libPairs = array();
        if($docType == 'doc')
        {
            $unclosed = strpos($this->config->doc->custom->showLibs, 'unclosed') !== false ? 'unclosedProject' : '';
            $libPairs = $this->doc->getLibs($space, "withObject,$unclosed");
        }
        elseif($docType == 'api')
        {
            $libs     = $this->doc->getApiLibs('', 'nolink');
            $libPairs = array();
            foreach($libs as $libID => $lib) $libPairs[$libID] = $lib->name;
        }

        $moduleOptionMenu = $this->doc->getLibsOptionMenu($libPairs, $docType);
        return print(html::select('module', $moduleOptionMenu, '', "class='form-control'"));
    }

    /**
     * Ajax get all child module.
     *
     * @access public
     * @return void
     */
    public function ajaxGetChild($libID, $type = 'module')
    {
        $childModules = $this->tree->getOptionMenu($libID, 'doc');
        $select       = ($type == 'module') ? html::select('module', $childModules, '', "class='form-control chosen'") : html::select('parent', $childModules, '', "class='form-control chosen'");
        return print($select);
    }

    /**
     * Ajax get docs by lib.
     *
     * @param  int    $libID
     * @access public
     * @return void
     */
    public function ajaxGetDocs($libID)
    {
        if(!$libID) return print(html::select('doc', '', '', "class='form-control chosen'"));

        $docIdList = $this->doc->getPrivDocs($libID, 0);
        $docs = $this->dao->select('id, title')->from(TABLE_DOC)
            ->where('lib')->eq($libID)
            ->andWhere('deleted')->eq(0)
            ->andWhere('id')->in($docIdList)
            ->orderBy('`order` asc')
            ->fetchPairs();

        return print(html::select('doc', array('' => '') + $docs, '', "class='form-control chosen'"));
    }

    /**
     * Ajax save draft.
     *
     * @param int $docID
     * @access public
     * @return void
     */
    public function ajaxSaveDraft($docID)
    {
        $this->doc->saveDraft($docID);
    }

    /**
     * Ajax get whitelist.
     *
     * @param  int    $doclibID
     * @param  string $acl open|custom|private
     * @param  string $control user|group
     * @param  int    $docID
     * @access public
     * @return string
     */
    public function ajaxGetWhitelist($doclibID, $acl = '', $control = '', $docID = 0)
    {
        $doclib        = $this->doc->getLibById($doclibID);
        $doc           = $docID ? $this->doc->getById($docID) : null;
        $users         = $this->user->getPairs('noletter|noempty|noclosed');
        $selectedUser  = $docID ? $doc->users : $doclib->users;
        $selectedGroup = $docID ? $doc->groups : $doclib->groups;
        $dropDirection = "data-drop-direction='top'";

        if($control == 'group')
        {
            $groups = $this->loadModel('group')->getPairs();
            if($doclib->acl == 'custom')
            {
                foreach($groups as $groupID => $group)
                {
                    if(strpos(",{$doclib->groups},", ",{$groupID},") === false) unset($groups[$groupID]);
                }
                return print(html::select('groups[]', $groups, $selectedGroup, "class='form-control picker-select' multiple $dropDirection"));
            }
            if($doclib->acl == 'open') return print(html::select('groups[]', $groups, $selectedGroup, "class='form-control picker-select' multiple $dropDirection"));
            if($doclib->acl == 'default') return print(html::select('groups[]', $groups, $selectedGroup, "class='form-control picker-select' multiple $dropDirection"));
            if($doclib->acl == 'private') echo 'private';

            return false;
        }

        if($control == 'user')
        {
            foreach($users as $account => $user)
            {
                if(($doclib->acl == 'custom' or $doclib->acl == 'private') and strpos($doclib->users, (string)$account) === false ) unset($users[$account]);
            }

            if($doclib->acl == 'custom') return print(html::select('users[]', $users, $selectedUser, "multiple class='form-control picker-select' $dropDirection"));
            if($doclib->acl == 'open') return print(html::select('users[]', $users, $selectedUser, "multiple class='form-control picker-select' $dropDirection"));
            if($doclib->acl == 'default') return print(html::select('users[]', $users, $selectedUser, "multiple class='form-control picker-select' $dropDirection"));
            if($doclib->acl == 'private') echo 'private';
            return false;
        }

        /* Sync whitelist when doclib permissions changed. */
        if($doclib->acl != 'custom' and !empty($doclib->project) and $acl == 'custom')
        {
            $project      = $this->loadModel('project')->getById($doclib->project);
            $projectTeams = $this->loadModel('user')->getTeamMemberPairs($doclib->project);
            $stakeholders = $this->loadModel('stakeholder')->getStakeHolderPairs($doclib->project);
            $whitelist    = implode(',', array_keys($projectTeams + $stakeholders)) . $project->whitelist . ',' . $project->PM . ',' . $doclib->users;
            $selectedUser = $whitelist;
        }

        return print(html::select('users[]', $users, $selectedUser, "class='form-control picker-select' multiple"));
    }

    /**
     * Show files.
     *
     * @param  string $type
     * @param  int    $objectID
     * @param  string $viewType
     * @param  string $orderBy
     * @param  int    $recTotal
     * @param  int    $recPerPage
     * @param  int    $pageID
     * @param  string $searchTitle
     *
     * @access public
     * @return void
     */
    public function showFiles($type, $objectID, $viewType = '', $orderBy = 'id_desc', $recTotal = 0, $recPerPage = 20, $pageID = 1, $searchTitle = '')
    {
        $this->loadModel('file');
        if(empty($viewType)) $viewType = !empty($_COOKIE['docFilesViewType']) ? $this->cookie->docFilesViewType : 'list';
        setcookie('docFilesViewType', $viewType, $this->config->cookieLife, $this->config->webRoot, '', false, true);

        $objects = $this->doc->getOrderedObjects($type);
        list($libs, $libID, $object, $objectID, $objectDropdown) = $this->doc->setMenuByType($type, $objectID, 0);

        $table  = $this->config->objectTables[$type];
        $object = $this->dao->select('id,name,status')->from($table)->where('id')->eq($objectID)->fetch();

        if(empty($_POST) and !empty($searchTitle)) $this->post->title = $searchTitle;

        /* Load pager. */
        $rawMethod = $this->app->rawMethod;
        $this->app->rawMethod = 'showFiles';
        $this->app->loadClass('pager', $static = true);
        $pager = new pager($recTotal, $recPerPage, $pageID);
        $this->app->rawMethod = $rawMethod;

        $files = $this->doc->getLibFiles($type, $objectID, $orderBy, $pager);

        $this->view->title      = $object->name;
        $this->view->position[] = $object->name;

        $this->view->type           = $type;
        $this->view->object         = $object;
        $this->view->files          = $files;
        $this->view->users          = $this->loadModel('user')->getPairs('noletter');
        $this->view->pager          = $pager;
        $this->view->viewType       = $viewType;
        $this->view->orderBy        = $orderBy;
        $this->view->objectID       = $objectID;
        $this->view->canBeChanged   = common::canModify($type, $object); // Determines whether an object is editable.
        $this->view->summary        = $this->doc->summary($files);
        $this->view->sourcePairs    = $this->doc->getFileSourcePairs($files);
        $this->view->fileIcon       = $this->doc->getFileIcon($files);
        $this->view->libTree        = $this->doc->getLibTree(0, $libs, $type, 0, $objectID);
        $this->view->objectDropdown = $objectDropdown;
        $this->view->searchTitle    = $searchTitle;

        $this->display();
    }

    /**
     * Show accessDenied response.
     *
     * @access private
     * @return void
     */
    private function accessDenied()
    {
        echo(js::alert($this->lang->doc->accessDenied));

        if(!$this->server->http_referer) return print(js::locate(inlink('index')));

        $loginLink = $this->config->requestType == 'GET' ? "?{$this->config->moduleVar}=user&{$this->config->methodVar}=login" : "user{$this->config->requestFix}login";
        if(strpos($this->server->http_referer, $loginLink) !== false) return print(js::locate(inlink('index')));

        return print(js::locate('back'));
    }

    /**
     * Document details page.
     *
     * @param  int    $docID
     * @param  int    $version
     * @param  int    $appendLib
     * @access public
     * @return void
     */
    public function view($docID = 0, $version = 0, $appendLib = 0)
    {
        $doc = $this->doc->getById($docID);
        if(!$doc)
        {
            if(defined('RUN_MODE') && RUN_MODE == 'api') return $this->send(array('status' => 'fail', 'code' => 404, 'message' => '404 Not found'));
            return print(js::error($this->lang->notFound) . js::locate($this->inlink('index')));
        }

        $lib = $this->doc->getLibById($doc->lib);
        if(!empty($lib) and $lib->deleted == '1') $appendLib = $doc->id;

        $objectType = isset($lib->type) ? $lib->type : 'custom';
        $type       = $objectType == 'execution' && $this->app->tab != 'execution' ? 'project' : $objectType;
        $objectID   = isset($doc->{$type}) ? $doc->{$type} : 0;
        list($libs, $libID, $object, $objectID) = $this->doc->setMenuByType($type, $objectID, $doc->lib, $appendLib);

        $moduleTree = $this->doc->getTreeMenu($type, $objectID, $libID, 0, $docID);

        /* Get doc. */
        if($docID)
        {
            $doc = $this->doc->getById($docID, $version, true);
            if(!$doc) return print(js::error($this->lang->notFound));

            if($doc->keywords)
            {
                $doc->keywords = str_replace("，", ',', $doc->keywords);
                $doc->keywords = explode(',', $doc->keywords);
            }
        }

        if(isset($doc) and $doc->type == 'text')
        {
            /* Split content into an array. */
            $content = explode("\n", $doc->content);

            /* Get the head element, for example h1,h2,etc. */
            $includeHeadElement = array();
            foreach($content as $index => $element)
            {
                preg_match('/<(h[1-6])([\S\s]*?)>([\S\s]*?)<\/\1>/', $element, $headElement);

                if(isset($headElement[1]) and !in_array($headElement[1], $includeHeadElement) and strip_tags($headElement[3]) != '') $includeHeadElement[] = $headElement[1];
            }

            /* Get the two elements with the highest rank. */
            sort($includeHeadElement);
            $includeHeadElement = array_slice($includeHeadElement, 0, 2);

            if($includeHeadElement)
            {
                $outline    = '<ul class="tree tree-angles" data-ride="tree" id="outline">';
                $preElement = '';
                foreach($content as $index => $element)
                {
                    preg_match('/<(h[1-6])([\S\s]*?)>([\S\s]*?)<\/\1>/', $element, $headElement);

                    /* The current element is existed, the element is in the includeHeadElement, and the text in the element is not null. */
                    if(isset($headElement[1]) and in_array($headElement[1], $includeHeadElement) and strip_tags($headElement[3]) != '')
                    {
                        /* The element is the first level. */
                        if(array_search($headElement[1], $includeHeadElement) == 0)
                        {
                            /* The second level is existed, and previous element is the second level element. */
                            if(isset($includeHeadElement[1]) and $preElement == $includeHeadElement[1]) $outline .= '</ul></li>';
                            if($preElement == $includeHeadElement[0]) $outline .= '</li>';

                            /* Add the anchor to the element. */
                            $content[$index] = str_replace('<' . $includeHeadElement[0] . $headElement[2] . '>', '<' . $includeHeadElement[0] . $headElement[2] . " id='anchor{$index}'" . '>', $content[$index]);
                            $outline        .= '<li class="text-ellipsis">' . html::a('#anchor' . $index, strip_tags($headElement[3]), '', "title='" . strip_tags($headElement[3]) . "'");

                            $preElement = $headElement[1];
                        }
                        elseif(array_search($headElement[1], $includeHeadElement) == 1)
                        {
                            if($preElement == '') $outline .= '<li><ul>';
                            if($preElement == $includeHeadElement[0]) $outline .= '<ul>';

                            /* Add the anchor to the element. */
                            $content[$index] = str_replace('<' . $includeHeadElement[1] . $headElement[2] . '>', '<' . $includeHeadElement[1] . $headElement[2] . " id='anchor{$index}'" . '>', $content[$index]);
                            $outline        .= '<li class="text-ellipsis">' . html::a('#anchor' . $index, strip_tags($headElement[3]), '', "title='" . strip_tags($headElement[3]) . "'") . '</li>';

                            $preElement = $includeHeadElement[1];
                        }
                    }
                    if(isset($includeHeadElement[1]) and $preElement == $includeHeadElement[1] and !isset($content[$index + 1])) $outline .= '</ul></li>';
                }
                $outline .= '</ul>';

                $doc->content = implode("\n", $content);

                $this->view->outline = $outline;
            }
        }

        $doc = $docID ? $doc : '';

        $this->view->title        = $type == 'custom' ? $this->lang->doc->customAB : $object->name;
        $this->view->docID        = $docID;
        $this->view->doc          = $doc;
        $this->view->version      = $version;
        $this->view->object       = $object;
        $this->view->objectID     = $objectID;
        $this->view->objectType   = $objectType;
        $this->view->type         = $type;
        $this->view->libID        = $libID;
        $this->view->lib          = isset($libs[$libID]) ? $libs[$libID] : new stdclass();
        $this->view->libs         = $this->doc->getLibsByObject($type, $objectID);
        $this->view->canBeChanged = common::canModify($type, $object); // Determines whether an object is editable.
        $this->view->actions      = $docID ? $this->action->getList('doc', $docID) : array();
        $this->view->users        = $this->user->getPairs('noclosed,noletter');
        $this->view->autoloadPage = $this->doc->checkAutoloadPage($doc);
        $this->view->libTree      = $this->doc->getLibTree($libID, $libs, $type, $doc->module, $objectID);

        $this->display();
    }

    /**
     * Show team Space.
     *
     * @param  string $type custom|product|project|execution
     * @param  int    $objectID
     * @param  int    $libID
     * @param  int    $moduleID
     * @param  string $browseType    all|draft|bysearch
     * @param  string $orderBy
     * @param  int    $param
     * @param  int    $recTotal
     * @param  int    $recPerPage
     * @param  int    $pageID
     * @access public
     * @return void
     */
    public function tableContents($type = 'custom', $objectID = 0, $libID = 0, $moduleID = 0, $browseType = 'all', $orderBy = 'status,id_desc', $param = 0, $recTotal = 0, $recPerPage = 20, $pageID = 1)
    {
        $isFirstLoad = $libID == 0 ? true : false;
        $this->session->set('createProjectLocate', $this->app->getURI(true), 'doc');
        $this->session->set('structList', $this->app->getURI(true), 'doc');
        $this->session->set('spaceType', $type, 'doc');

        if(empty($browseType)) $browseType = 'all';
        list($libs, $libID, $object, $objectID, $objectDropdown) = $this->doc->setMenuByType($type, $objectID, $libID);

        $libID   = (int)$libID;
        $title   = $type == 'custom' ? $this->lang->doc->tableContents : $object->name . $this->lang->colon . $this->lang->doc->tableContents;
        $lib     = $this->doc->getLibById($libID);
        $libType = isset($lib->type) && $lib->type == 'api' ? 'api' : 'lib';

        /* Build the search form. */
        $queryID = $browseType == 'bySearch' ? (int)$param : 0;
        $params  = "objectID=$objectID&libID=$libID&moduleID=0&browseType=bySearch&orderBy=$orderBy&param=myQueryID";
        if($this->app->rawMethod == 'tablecontents') $params = "type=$type&" . $params;
        $actionURL = $this->createLink('doc', $this->app->rawMethod, $params);
        if($libType == 'api')
        {
            $this->loadModel('api')->buildSearchForm($lib, $queryID, $actionURL, $libs, $type);
        }
        else
        {
            $this->doc->buildSearchForm($libID, $libs, $queryID, $actionURL, $type);
        }

        /* Load pager. */
        $this->app->loadClass('pager', $static = true);
        $pager = new pager($recTotal, $recPerPage, $pageID);

        if($libType == 'api')
        {
            $this->loadModel('api');
            $this->session->set('objectName', $this->lang->doc->api, 'admin');

            $this->view->libs    = $libs;
            $this->view->apiID   = 0;
            $this->view->release = 0;
            $this->view->apiList = $browseType == 'bySearch' ? $this->api->getApiListBySearch($libID, $queryID, $type, array_keys($libs)) : $this->api->getListByModuleId($libID, $moduleID, 0, $pager);
        }
        else
        {
            if(in_array($type, array('product', 'project'))) $this->session->set('objectName', $this->lang->doc->common, 'admin');
            if($this->config->vision == 'lite' or in_array($type, array('execution', 'custom'))) $this->session->set('objectName', '', 'admin');
            $this->view->docs = $browseType == 'bySearch' ? $this->doc->getDocsBySearch($type, $objectID, $libID, $queryID, $orderBy, $pager) : $this->doc->getDocs($libID, $moduleID, $browseType, $orderBy, $pager);
        }

        $apiObjectType = $type == 'product' || $type == 'project' ? $type : '';
        $apiObjectID   = $apiObjectType ? $objectID : 0;
        $apiLibs       = $apiObjectType ? $this->doc->getApiLibs(0, $apiObjectType, $apiObjectID) : array();

        $this->view->title          = $title;
        $this->view->type           = $type;
        $this->view->objectType     = $type;
        $this->view->browseType     = $browseType;
        $this->view->isFirstLoad    = $isFirstLoad;
        $this->view->param          = $queryID;
        $this->view->users          = $this->user->getPairs('noletter');
        $this->view->libTree        = $this->doc->getLibTree($libID, $libs, $type, $moduleID, $objectID, $browseType);
        $this->view->libID          = $libID;
        $this->view->moduleID       = $moduleID;
        $this->view->objectDropdown = $objectDropdown;
        $this->view->lib            = $lib;
        $this->view->libType        = $libType;
        $this->view->pager          = $pager;
        $this->view->objectID       = $objectID;
        $this->view->orderBy        = $orderBy;
        $this->view->canExport      = $libType == 'api' ? common::hasPriv('api', 'export') : common::hasPriv('doc', $type . '2export');
        $this->view->exportMethod   = $libType == 'api' ? 'export' : $type . '2export';
        $this->view->apiLibID       = key($apiLibs);


        $this->display();
    }

    /**
     * Show product space.
     *
     * @param  int    $objectID
     * @param  int    $libID
     * @param  int    $moduleID
     * @param  string $browseType    all|draft|bysearch
     * @param  string $orderBy
     * @param  int    $param
     * @param  int    $recTotal
     * @param  int    $recPerPage
     * @param  int    $pageID
     * @access public
     * @return void
     */
    public function productSpace($objectID = 0, $libID = 0, $moduleID = 0, $browseType = 'all', $orderBy = 'status,id_desc', $param = 0, $recTotal = 0, $recPerPage = 20, $pageID = 1)
    {
        echo $this->fetch('doc', 'tableContents', "type=product&objectID=$objectID&libID=$libID&moduleID=$moduleID&browseType=$browseType&orderBy=$orderBy&param=$param&recTotal=$recTotal&recPerPage=$recPerPage&pageID=$pageID");
    }

    /**
     * Show project space.
     *
     * @param  int    $objectID
     * @param  int    $libID
     * @param  int    $moduleID
     * @param  string $browseType    all|draft|bysearch
     * @param  string $orderBy
     * @param  int    $param
     * @param  int    $recTotal
     * @param  int    $recPerPage
     * @param  int    $pageID
     * @access public
     * @return void
     */
    public function projectSpace($objectID = 0, $libID = 0, $moduleID = 0, $browseType = 'all', $orderBy = 'status,id_desc', $param = 0, $recTotal = 0, $recPerPage = 20, $pageID = 1)
    {
        echo $this->fetch('doc', 'tableContents', "type=project&objectID=$objectID&libID=$libID&moduleID=$moduleID&browseType=$browseType&orderBy=$orderBy&param=$param&recTotal=$recTotal&recPerPage=$recPerPage&pageID=$pageID");
    }

    /**
     * Select lib type.
     *
     * @access public
     * @return void
     */
    public function selectLibType()
    {
        if($_POST)
        {
            $response = array();
            if(empty($_POST['module']))
            {
                $response['result'] = 'fail';
                $response['message']['module'] = sprintf($this->lang->error->notempty, $this->lang->doc->libAndModule);
                return $this->send($response);
            }

            if(strpos($this->post->module, '_') !== false) list($libID, $moduleID) = explode('_', $this->post->module);
            $response['message']    = $this->lang->saveSuccess;
            $response['result']     = 'success';
            $response['closeModal'] = true;
            $response['callback']   = "redirectParentWindow(\"{$this->post->space}\", {$libID}, {$moduleID}, \"{$this->post->type}\")";
            return $this->send($response);
        }

        $spaceList = $this->lang->doc->spaceList;
        $typeList  = $this->lang->doc->types;
        if(!common::hasPriv('doc', 'create')) unset($spaceList['mine'], $spaceList['custom'], $typeList['doc']);
        if(!common::hasPriv('api', 'create')) unset($spaceList['api'], $typeList['api']);

        $products = $this->loadModel('product')->getPairs();
        $projects = $this->project->getPairsByProgram('', 'all', false, 'order_asc', 'kanban');

        $this->view->spaceList  = $spaceList;
        $this->view->typeList   = $typeList;
        $this->view->products   = $products;
        $this->view->projects   = $projects;

        $this->display();
    }

    /**
     * Ajax get objectType drop menu.
     *
     * @param  string $objectType
     * @param  int    $objectID
     * @param  string $module
     * @param  string $method
     * @access public
     * @return void
     */
    public function ajaxGetDropMenu($objectType, $objectID, $module, $method)
    {
        list($myObjects, $normalObjects, $closedObjects) = $this->doc->getOrderedObjects($objectType, 'nomerge');

        $this->view->objectType    = $objectType;
        $this->view->objectID      = $objectID;
        $this->view->module        = $module;
        $this->view->method        = $method;
        $this->view->normalObjects = $myObjects + $normalObjects;
        $this->view->closedObjects = $closedObjects;
        $this->view->objectsPinYin = common::convert2Pinyin($myObjects + $normalObjects + $closedObjects);

        $this->display();
    }

    /**
     * Ajax Get the execution drop down by the projectID.
     *
     * @param  int    $projectID
     * @access public
     * @return string
     */
    public function ajaxGetExecution($projectID)
    {
        $executions     = $this->execution->getList($projectID);
        $executionPairs = array(0 => '') + $this->execution->getPairs($projectID, 'sprint,stage', 'multiple,leaf,noprefix');

        $project  = $this->project->getById($projectID);
        $disabled = $project->multiple ? '' : 'disabled';
        return print(html::select('execution', $executionPairs, 0, "class='form-control' data-placeholder='{$this->lang->doclib->tip->selectExecution}' $disabled data-drop_direction='down' data-drop-direction='down'"));
    }

    /**
     * Edit a catalog.
     *
     * @param  int    $moduleID
     * @param  string $type doc|api
     * @access public
     * @return void
     */
    public function editCatalog($moduleID, $type)
    {
        echo $this->fetch('tree', 'edit', "moduleID=$moduleID&type=$type");
    }

    /**
     * Delete a catalog.
     *
     * @param  int    $rootID
     * @param  int    $moduleID
     * @param  string $confirm yes|no
     * @access public
     * @return void
     */
    public function deleteCatalog($rootID, $moduleID, $confirm = 'no')
    {
        echo $this->fetch('tree', 'delete', "rootID=$rootID&moduleID=$moduleID&confirm=$confirm");
    }

    /**
     * Display setting.
     *
     * @access public
     * @return void
     */
    public function displaySetting()
    {
        $this->loadModel('setting');
        if($_POST)
        {
            $this->setting->setItem($this->app->user->account . '.doc.showDoc', $this->post->showDoc);
            return print(js::reload('parent.parent'));
        }

        $showDoc = $this->setting->getItem('owner=' . $this->app->user->account . '&module=doc&key=showDoc');
        $this->view->showDoc = $showDoc === '0' ? '0' : '1';

        $this->display();
    }
}