class.ilSearchBaseGUI.php

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<?php
/* Copyright (c) 1998-2009 ILIAS open source, Extended GPL, see docs/LICENSE */

include_once 'Services/Search/classes/class.ilSearchSettings.php';
include_once './Services/PersonalDesktop/interfaces/interface.ilDesktopItemHandling.php';
include_once './Services/Administration/interfaces/interface.ilAdministrationCommandHandling.php';

class ilSearchBaseGUI implements ilDesktopItemHandling, ilAdministrationCommandHandling
{
        const SEARCH_FAST = 1;
        const SEARCH_DETAILS = 2;
        const SEARCH_AND = 'and';
        const SEARCH_OR = 'or';
        
        const SEARCH_FORM_LUCENE = 1;
        const SEARCH_FORM_STANDARD = 2;
        const SEARCH_FORM_USER = 3;
        
        var $settings = null;

        protected $ctrl = null;
        var $ilias = null;
        var $lng = null;
        var $tpl = null;

        function ilSearchBaseGUI()
        {
                global $ilCtrl,$ilias,$lng,$tpl,$ilMainMenu;

                $this->ilias =& $ilias;
                $this->ctrl =& $ilCtrl;
                $this->tpl =& $tpl;
                $this->lng =& $lng;
                $this->lng->loadLanguageModule('search');

                $ilMainMenu->setActive('search');
                $this->settings =& new ilSearchSettings();
        }

        function prepareOutput()
        {
                global $ilLocator, $lng;
                
                $this->tpl->getStandardTemplate();
                
//              $ilLocator->addItem($this->lng->txt('search'),$this->ctrl->getLinkTarget($this));
//              $this->tpl->setLocator();
                
                //$this->tpl->setTitleIcon(ilUtil::getImagePath("icon_src_b.gif"),
                //      $lng->txt("search"));
                $this->tpl->setTitleIcon(ilObject::_getIcon("","big", "src"),
                        "");
                $this->tpl->setTitle($lng->txt("search"));

                ilUtil::infoPanel();
                
        }
        
        public function initStandardSearchForm($a_mode)
        {
                global $lng, $ilCtrl;

                include_once("Services/Form/classes/class.ilPropertyFormGUI.php");
                $this->form = new ilPropertyFormGUI();
                $this->form->setOpenTag(false);
                $this->form->setCloseTag(false);

                // term combination 
                $radg = new ilHiddenInputGUI('search_term_combination');
                $radg->setValue(ilSearchSettings::getInstance()->getDefaultOperator());
                $this->form->addItem($radg);
                
                if(ilSearchSettings::getInstance()->isLuceneItemFilterEnabled())
                {
                        if($a_mode == self::SEARCH_FORM_STANDARD)
                        {
                                // search type
                                $radg = new ilRadioGroupInputGUI($lng->txt("search_type"), "type");
                                $radg->setValue(
                                        $this->getType() == 
                                                ilSearchBaseGUI::SEARCH_FAST ? 
                                                ilSearchBaseGUI::SEARCH_FAST : 
                                                ilSearchBaseGUI::SEARCH_DETAILS
                                        );
                                $op1 = new ilRadioOption($lng->txt("search_fast_info"), ilSearchBaseGUI::SEARCH_FAST);
                                $radg->addOption($op1);
                                $op2 = new ilRadioOption($lng->txt("search_details_info"), ilSearchBaseGUI::SEARCH_DETAILS);
                        }
                        else
                        {
                                $op2 = new ilCheckboxInputGUI($this->lng->txt('search_filter_by_type'),'item_filter_enabled');
                                $op2->setValue(1);
//                              $op2->setChecked($this->getType() == ilSearchBaseGUI::SEARCH_DETAILS);
                        }

                        
                        $cbgr = new ilCheckboxGroupInputGUI('','filter_type');
                        $cbgr->setUseValuesAsKeys(true);
                        $details = $this->getDetails();
                        $det = false;
                        foreach(ilSearchSettings::getInstance()->getEnabledLuceneItemFilterDefinitions() as $type => $data)
                        {
                                $cb = new ilCheckboxOption($lng->txt($data['trans']), $type);
                                if ($details[$type])
                                {
                                        $det = true;
                                }
                                $cbgr->addOption($cb);
                        }
                        if($a_mode == self::SEARCH_FORM_LUCENE)
                        {
                                if(ilSearchSettings::getInstance()->isLuceneMimeFilterEnabled())
                                {
                                        $mimes = $this->getMimeDetails();
                                        foreach(ilSearchSettings::getInstance()->getEnabledLuceneMimeFilterDefinitions() as $type => $data)
                                        {
                                                $op3 = new ilCheckboxOption($this->lng->txt($data['trans']),$type);
                                                if($mimes[$type])
                                                {
                                                        $det = true;
                                                }
                                                $cbgr->addOption($op3);
                                        }
                                }
                        }
                        
                        $cbgr->setValue(array_merge((array) $details,(array) $mimes));
                        $op2->addSubItem($cbgr);
                        
                        if($a_mode != self::SEARCH_FORM_STANDARD && $det)
                        {
                                $op2->setChecked(true);
                        }

                        if($a_mode == ilSearchBaseGUI::SEARCH_FORM_STANDARD)
                        {
                                $radg->addOption($op2);
                                $this->form->addItem($radg);
                        }
                        else
                        {
                                $this->form->addItem($op2);
                        }
                }
                                
                $this->form->setFormAction($ilCtrl->getFormAction($this,'performSearch'));
        }
        
        public function getSearchAreaForm()
        {
                global $lng, $ilCtrl;
        
                include_once("Services/Form/classes/class.ilPropertyFormGUI.php");
                $form = new ilPropertyFormGUI();
                $form->setOpenTag(false);
                $form->setCloseTag(false);

                // term combination 
                $radg = new ilHiddenInputGUI('search_term_combination');
                $radg->setValue(ilSearchSettings::getInstance()->getDefaultOperator());
                $form->addItem($radg);
                
                // search area
                include_once("./Services/Form/classes/class.ilRepositorySelectorInputGUI.php");
                $ti = new ilRepositorySelectorInputGUI($lng->txt("search_area"), "area");
                $ti->setSelectText($lng->txt("search_select_search_area"));
                $form->addItem($ti);
                $ti->readFromSession();
                
                // alex, 15.8.2012: Added the following lines to get the value
                // from the main menu top right input search form
                if (isset($_POST["root_id"]))
                {
                        $ti->setValue($_POST["root_id"]);
                        $ti->writeToSession();
                }
                $form->setFormAction($ilCtrl->getFormAction($this,'performSearch'));
                
                return $form;
        }

        
        public function handleCommand($a_cmd)
        {
                if(method_exists($this, $a_cmd))
                {
                        $this->$a_cmd();
                }
                else
                {
                        $a_cmd .= 'Object';
                        $this->$a_cmd();        
                }
        }
        
        public function addToDeskObject()
        {
                include_once './Services/PersonalDesktop/classes/class.ilDesktopItemGUI.php';
                ilDesktopItemGUI::addToDesktop();
                $this->showSavedResults();
        }
         
        public function removeFromDeskObject()
        {
                include_once './Services/PersonalDesktop/classes/class.ilDesktopItemGUI.php';
                ilDesktopItemGUI::removeFromDesktop();
                $this->showSavedResults();
        }
         
        public function delete()
        {
                include_once './Services/Administration/classes/class.ilAdministrationCommandGUI.php';
                $admin = new ilAdministrationCommandGUI($this);
                $admin->delete();
        }
         
        public function cancelDelete()
        {
                $this->showSavedResults();
        }
        
        public function cancelMoveLinkObject()
        {
                $this->showSavedResults();
        }
        
        public function performDelete()
        {
                include_once './Services/Administration/classes/class.ilAdministrationCommandGUI.php';
                $admin = new ilAdministrationCommandGUI($this);
                $admin->performDelete();
        }
        
        public function cut()
        {
        

                include_once './Services/Administration/classes/class.ilAdministrationCommandGUI.php';
                $admin = new ilAdministrationCommandGUI($this);
                $admin->cut();
        }
         
        public function link()
        {
                include_once './Services/Administration/classes/class.ilAdministrationCommandGUI.php';
                $admin = new ilAdministrationCommandGUI($this);
                $admin->link();
        }
                 
        public function paste()
        {
                include_once './Services/Administration/classes/class.ilAdministrationCommandGUI.php';
                $admin = new ilAdministrationCommandGUI($this);
                $admin->paste();
        }
        
        public function showLinkIntoMultipleObjectsTree()
        {
                include_once './Services/Administration/classes/class.ilAdministrationCommandGUI.php';
                $admin = new ilAdministrationCommandGUI($this);
                $admin->showLinkIntoMultipleObjectsTree();
        }

        public function showMoveIntoObjectTree()
        {
                include_once './Services/Administration/classes/class.ilAdministrationCommandGUI.php';
                $admin = new ilAdministrationCommandGUI($this);
                $admin->showMoveIntoObjectTree();
        }
        
        public function performPasteIntoMultipleObjects()
        {
                include_once './Services/Administration/classes/class.ilAdministrationCommandGUI.php';
                $admin = new ilAdministrationCommandGUI($this);
                $admin->performPasteIntoMultipleObjects();
        }

        public function clear()
        {
                unset($_SESSION['clipboard']);
                $this->ctrl->redirect($this);
        }

        public function enableAdministrationPanel()
        {
                $_SESSION["il_cont_admin_panel"] = true;
                $this->ctrl->redirect($this);
        }
        
        public function disableAdministrationPanel()
        {
                $_SESSION["il_cont_admin_panel"] = false;
                $this->ctrl->redirect($this);
        }
        
        
        public function addLocator()
        {
                $ilLocator->addItem($this->lng->txt('search'),$this->ctrl->getLinkTarget($this));
                $this->tpl->setLocator();
        }
        
        protected function addPager($result,$a_session_key)
        {
                global $tpl;
                
                $_SESSION["$a_session_key"] = max($_SESSION["$a_session_key"],$this->search_cache->getResultPageNumber());
                
                if($_SESSION["$a_session_key"] == 1 and 
                        (count($result->getResults()) < $result->getMaxHits()))
                {
                        return true;
                }
                
                if($this->search_cache->getResultPageNumber() > 1)
                {
                        $this->ctrl->setParameter($this,'page_number',$this->search_cache->getResultPageNumber() - 1);
/*                      $this->tpl->setCurrentBlock('prev');
                        $this->tpl->setVariable('PREV_LINK',$this->ctrl->getLinkTarget($this,'performSearch'));
                        $this->tpl->setVariable('TXT_PREV',$this->lng->txt('search_page_prev'));
                        $this->tpl->parseCurrentBlock();
*/
                        $this->prev_link = $this->ctrl->getLinkTarget($this,'performSearch');
                }
                for($i = 1;$i <= $_SESSION["$a_session_key"];$i++)
                {
                        if($i == $this->search_cache->getResultPageNumber())
                        {
/*                              $this->tpl->setCurrentBlock('pages_link');
                                $this->tpl->setVariable('NUMBER',$i);
                                $this->tpl->parseCurrentBlock();
*/
                                continue;
                        }
                        
                        $this->ctrl->setParameter($this,'page_number',$i);
                        $link = '<a href="'.$this->ctrl->getLinkTarget($this,'performSearch').'" /a>'.$i.'</a> ';
/*                      $this->tpl->setCurrentBlock('pages_link');
                        $this->tpl->setVariable('NUMBER',$link);
                        $this->tpl->parseCurrentBlock();
*/
                }
                

                if(count($result->getResults()) >= $result->getMaxHits())
                {
                        $this->ctrl->setParameter($this,'page_number',$this->search_cache->getResultPageNumber() + 1);
/*                      $this->tpl->setCurrentBlock('next');
                        $this->tpl->setVariable('NEXT_LINK',$this->ctrl->getLinkTarget($this,'performSearch'));
                        $this->tpl->setVariable('TXT_NEXT',$this->lng->txt('search_page_next'));
                        $this->tpl->parseCurrentBlock();
*/
$this->next_link = $this->ctrl->getLinkTarget($this,'performSearch');
                }

/*              $this->tpl->setCurrentBlock('prev_next');
                $this->tpl->setVariable('SEARCH_PAGE',$this->lng->txt('search_page'));
                $this->tpl->parseCurrentBlock();
*/
                
                $this->ctrl->clearParameters($this);
        }
        
        protected function buildSearchAreaPath($a_root_node)
        {
                global $tree;

                $path_arr = $tree->getPathFull($a_root_node,ROOT_FOLDER_ID);
                $counter = 0;
                foreach($path_arr as $data)
                {
                        if($counter++)
                        {
                                $path .= " > ";
                                $path .= $data['title'];
                        }
                        else
                        {
                                $path .= $this->lng->txt('repository');
                        }
                        
                }
                return $path;
        }
        
        function autoComplete()
        {
                $q = $_REQUEST["term"];
                include_once("./Services/Search/classes/class.ilSearchAutoComplete.php");
                $list = ilSearchAutoComplete::getList($q);
                echo $list;
                exit;
        }

}
?>