class.ilObjNewsSettingsGUI.php

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<?php
/* Copyright (c) 1998-2009 ILIAS open source, Extended GPL, see docs/LICENSE */
include_once("./Services/Object/classes/class.ilObjectGUI.php");


class ilObjNewsSettingsGUI extends ilObjectGUI
{
    private static $ERROR_MESSAGE;
        public function __construct($a_data, $a_id, $a_call_by_reference = true, $a_prepare_output = true)
        {
                $this->type = 'nwss';
                parent::ilObjectGUI($a_data, $a_id, $a_call_by_reference, $a_prepare_output);

                $this->lng->loadLanguageModule('news');
                $this->lng->loadLanguageModule('feed');

        }

        public function executeCommand()
        {
                global $rbacsystem,$ilErr,$ilAccess;

                $next_class = $this->ctrl->getNextClass($this);
                $cmd = $this->ctrl->getCmd();

                $this->prepareOutput();

                if(!$ilAccess->checkAccess('read','',$this->object->getRefId()))
                {
                        $ilErr->raiseError($this->lng->txt('no_permission'),$ilErr->WARNING);
                }

                switch($next_class)
                {
                        case 'ilpermissiongui':
                                $this->tabs_gui->setTabActive('perm_settings');
                                include_once("Services/AccessControl/classes/class.ilPermissionGUI.php");
                                $perm_gui =& new ilPermissionGUI($this);
                                $ret =& $this->ctrl->forwardCommand($perm_gui);
                                break;

                        default:
                                if(!$cmd || $cmd == 'view')
                                {
                                        $cmd = "editSettings";
                                }

                                $this->$cmd();
                                break;
                }
                return true;
        }

        public function getAdminTabs()
        {
                global $rbacsystem, $ilAccess;

                if ($rbacsystem->checkAccess("visible,read",$this->object->getRefId()))
                {
                        $this->tabs_gui->addTarget("news_edit_news_settings",
                                $this->ctrl->getLinkTarget($this, "editSettings"),
                                array("editSettings", "view"));
                }

                if ($rbacsystem->checkAccess('edit_permission',$this->object->getRefId()))
                {
                        $this->tabs_gui->addTarget("perm_settings",
                                $this->ctrl->getLinkTargetByClass('ilpermissiongui',"perm"),
                                array(),'ilpermissiongui');
                }
        }

        public function editSettings()
        {
                global $ilCtrl, $lng, $ilSetting, $ilAccess;;
                
                $news_set = new ilSetting("news");
                $feed_set = new ilSetting("feed");
                
                $enable_internal_news = $ilSetting->get("block_activated_news");
                $enable_internal_rss = $news_set->get("enable_rss_for_internal");
                $rss_title_format = $news_set->get("rss_title_format");
                $enable_private_feed = $news_set->get("enable_private_feed");
                $news_default_visibility = ($news_set->get("default_visibility") != "")
                        ? $news_set->get("default_visibility")
                        : "users";
                $disable_repository_feeds = $feed_set->get("disable_rep_feeds");
                $nr_personal_desktop_feeds = $ilSetting->get("block_limit_pdfeed");
                
                $allow_shorter_periods = $news_set->get("allow_shorter_periods");
                $allow_longer_periods = $news_set->get("allow_longer_periods");
        
                include_once("./Services/News/classes/class.ilNewsItem.php");
                $rss_period = ilNewsItem::_lookupRSSPeriod();
                
                include_once("./Services/Form/classes/class.ilPropertyFormGUI.php");
                $form = new ilPropertyFormGUI();
                $form->setFormAction($ilCtrl->getFormAction($this));
                $form->setTitle($lng->txt("news_settings"));
                
                // Enable internal news
                $cb_prop = new ilCheckboxInputGUI($lng->txt("news_enable_internal_news"),
                        "enable_internal_news");
                $cb_prop->setValue("1");
                $cb_prop->setInfo($lng->txt("news_enable_internal_news_info"));
                $cb_prop->setChecked($enable_internal_news);
                $form->addItem($cb_prop);

                // Default Visibility
                $radio_group = new ilRadioGroupInputGUI($lng->txt("news_default_visibility"), "news_default_visibility");
                $radio_option = new ilRadioOption($lng->txt("news_visibility_users"), "users");
                $radio_group->addOption($radio_option);
                $radio_option = new ilRadioOption($lng->txt("news_visibility_public"), "public");
                $radio_group->addOption($radio_option);
                $radio_group->setInfo($lng->txt("news_news_item_visibility_info"));
                $radio_group->setRequired(false);
                $radio_group->setValue($news_default_visibility);
                $form->addItem($radio_group);

                // Number of news items per object
                $nr_opts = array(50 => 50, 100 => 100, 200 => 200);
                $nr_sel = new ilSelectInputGUI($lng->txt("news_nr_of_items"),
                        "news_max_items");
                $nr_sel->setInfo($lng->txt("news_nr_of_items_info"));
                $nr_sel->setOptions($nr_opts);
                $nr_sel->setValue($news_set->get("max_items"));
                $form->addItem($nr_sel);

                // Access Cache
                $min_opts = array(0 => 0, 1 => 1, 2 => 2, 5 => 5, 10 => 10, 20 => 20, 30 => 30, 60 => 60);
                $min_sel = new ilSelectInputGUI($lng->txt("news_cache"),
                        "news_acc_cache_mins");
                $min_sel->setInfo($lng->txt("news_cache_info"));
                $min_sel->setOptions($min_opts);
                $min_sel->setValue($news_set->get("acc_cache_mins"));
                $form->addItem($min_sel);
                
                // PD News Period
                $per_opts = array(
                        2 => "2 ".$lng->txt("days"),
                        3 => "3 ".$lng->txt("days"),
                        5 => "5 ".$lng->txt("days"),
                        7 => "1 ".$lng->txt("week"),
                        14 => "2 ".$lng->txt("weeks"),
                        30 => "1 ".$lng->txt("month"),
                        60 => "2 ".$lng->txt("months"),
                        120 => "4 ".$lng->txt("months"),
                        180 => "6 ".$lng->txt("months"),
                        366 =>  "1 ".$lng->txt("year"));
                $per_sel = new ilSelectInputGUI($lng->txt("news_pd_period"),
                        "news_pd_period");
                $per_sel->setInfo($lng->txt("news_pd_period_info"));
                $per_sel->setOptions($per_opts);
                $per_sel->setValue((int) ilNewsItem::_lookupDefaultPDPeriod());
                $form->addItem($per_sel);

                // Allow user to choose lower values
                $sp_prop = new ilCheckboxInputGUI($lng->txt("news_allow_shorter_periods"),
                        "allow_shorter_periods");
                $sp_prop->setValue("1");
                $sp_prop->setInfo($lng->txt("news_allow_shorter_periods_info"));
                $sp_prop->setChecked($allow_shorter_periods);
                $form->addItem($sp_prop);

                // Allow user to choose higher values
                $lp_prop = new ilCheckboxInputGUI($lng->txt("news_allow_longer_periods"),
                        "allow_longer_periods");
                $lp_prop->setValue("1");
                $lp_prop->setInfo($lng->txt("news_allow_longer_periods_info"));
                $lp_prop->setChecked($allow_longer_periods);
                $form->addItem($lp_prop);

                // Enable rss for internal news
                $cb_prop = new ilCheckboxInputGUI($lng->txt("news_enable_internal_rss"),
                        "enable_internal_rss");
                $cb_prop->setValue("1");
                $cb_prop->setInfo($lng->txt("news_enable_internal_rss_info"));
                $cb_prop->setChecked($enable_internal_rss);

                // RSS News Period
                $rssp_opts = array(
                        2 => "2 ".$lng->txt("days"),
                        3 => "3 ".$lng->txt("days"),
                        5 => "5 ".$lng->txt("days"),
                        7 => "1 ".$lng->txt("week"),
                        14 => "2 ".$lng->txt("weeks"),
                        30 => "1 ".$lng->txt("month"),
                        60 => "2 ".$lng->txt("months"),
                        120 => "4 ".$lng->txt("months"),
                        180 => "6 ".$lng->txt("months"),
                        365 => "1 ".$lng->txt("year")
                );
                $rssp_sel = new ilSelectInputGUI($lng->txt("news_rss_period"),
                        "news_rss_period");
                $rssp_sel->setOptions($rssp_opts);
                $rssp_sel->setValue((int) $rss_period);
                $cb_prop->addSubItem($rssp_sel);

                // Section Header: RSS
                $sh = new ilFormSectionHeaderGUI();
                $sh->setTitle($lng->txt("news_rss"));
                $form->addItem($sh);

                // title format for rss entries
                $options = array(
                        "" => $lng->txt("news_rss_title_format_obj_news"),
                        "news_obj" => $lng->txt("news_rss_title_format_news_obj"),
                );
                $si = new ilSelectInputGUI($lng->txt("news_rss_title_format"), "rss_title_format");
                $si->setOptions($options);
                $si->setValue($rss_title_format);
                $cb_prop->addSubItem($si);

                $form->addItem($cb_prop);

                // Enable private news feed
                $cb_prop = new ilCheckboxInputGUI($lng->txt("news_enable_private_feed"),
                        "enable_private_feed");
                $cb_prop->setValue("1");
                $cb_prop->setInfo($lng->txt("news_enable_private_feed_info"));
                $cb_prop->setChecked($enable_private_feed);
                $form->addItem($cb_prop);


                // Section Header: External Web Feeds Settings
                $sh = new ilFormSectionHeaderGUI();
                $sh->setTitle($lng->txt("feed_settings"));
                $form->addItem($sh);

                // Number of External Feeds on personal desktop
                $sel = new ilSelectInputGUI($lng->txt("feed_nr_pd_feeds"), "nr_pd_feeds");
                $sel->setInfo($lng->txt("feed_nr_pd_feeds_info"));
                $sel->setOptions(array(0 => "0",
                        1 => "1",
                        2 => "2",
                        3 => "3",
                        4 => "4",
                        5 => "5"));
                $sel->setValue($nr_personal_desktop_feeds);
                $form->addItem($sel);

                // Disable External Web Feeds in catetegories
                $cb_prop = new ilCheckboxInputGUI($lng->txt("feed_disable_rep_feeds"),
                        "disable_repository_feeds");
                $cb_prop->setValue("1");
                $cb_prop->setInfo($lng->txt("feed_disable_rep_feeds_info"));
                $cb_prop->setChecked($disable_repository_feeds);
                $form->addItem($cb_prop);

                if($ilAccess->checkAccess('write','',$this->object->getRefId()))
                {
                        // command buttons
                        $form->addCommandButton("saveSettings", $lng->txt("save"));
                        $form->addCommandButton("view", $lng->txt("cancel"));
                }

                $this->tpl->setContent($form->getHTML());
        }

        public function saveSettings()
        {
                global $ilCtrl, $ilSetting, $ilAccess;
                
                if(!$ilAccess->checkAccess('write','',$this->object->getRefId()))
                {
                        $ilCtrl->redirect($this, "view");
                }
                
                // empty news cache
                include_once("./Services/News/classes/class.ilNewsCache.php");
                $this->acache = new ilNewsCache();
                $this->acache->deleteAllEntries();
                
                $news_set = new ilSetting("news");
                $feed_set = new ilSetting("feed");



                $ilSetting->set("block_activated_news", $_POST["enable_internal_news"]);
                $ilSetting->set("block_activated_pdnews", $_POST["enable_internal_news"]);
                $news_set->set("enable_rss_for_internal", $_POST["enable_internal_rss"]);
                $news_set->set("max_items", $_POST["news_max_items"]);
                $news_set->set("acc_cache_mins", $_POST["news_acc_cache_mins"]);
                $news_set->set("pd_period", $_POST["news_pd_period"]);
                $news_set->set("default_visibility", $_POST["news_default_visibility"]);
                $news_set->set("allow_shorter_periods", $_POST["allow_shorter_periods"]);
                $news_set->set("allow_longer_periods", $_POST["allow_longer_periods"]);
                $news_set->set("rss_period", $_POST["news_rss_period"]);
                $news_set->set("rss_title_format", $_POST["rss_title_format"]);
                
                $feed_set->set("disable_rep_feeds", $_POST["disable_repository_feeds"]);
                $ilSetting->set("block_limit_pdfeed", $_POST["nr_pd_feeds"]);
                if ($_POST["nr_pd_feeds"] > 0)
                {
                        $ilSetting->set("block_activated_pdfeed", 1);
                }
                else
                {
                        $ilSetting->set("block_activated_pdfeed", 0);
                }

                if ($_POST["enable_internal_rss"]!=0) 
                {
                        $news_set->set("enable_private_feed", $_POST["enable_private_feed"]);
                }
                else
                {
                        $news_set->set("enable_private_feed", 0);
                }
                
                ilUtil::sendSuccess($this->lng->txt("settings_saved"),true);
                
                $ilCtrl->redirect($this, "view");
        }

        
}
?>