class.ilNewsTimelineGUI.php

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<?php

/* Copyright (c) 1998-2014 ILIAS open source, Extended GPL, see docs/LICENSE */

class ilNewsTimelineGUI
{
        protected $ctrl;

        protected $tpl;

        protected $ref_id;

        protected $lng;

        protected $toolbar;

        protected $user;

        protected $access;

        protected static $items_per_load = 10;

        protected $user_edit_all = false;

        protected function __construct($a_ref_id, $a_include_auto_entries)
        {
                global $DIC;

                $this->ctrl = $DIC->ctrl();
                $this->tpl = $DIC["tpl"];
                $this->ref_id = $a_ref_id;
                $this->lng = $DIC->language();
                $this->toolbar = $DIC->toolbar();
                $this->user = $DIC->user();
                $this->include_auto_entries = $a_include_auto_entries;
                $this->access = $DIC->access();

                $this->lng->loadLanguageModule("news");
        }

        function setUserEditAll($a_val)
        {
                $this->user_edit_all = $a_val;
        }

        function getUserEditAll()
        {
                return $this->user_edit_all;
        }

        static function getInstance($a_ref_id, $a_include_auto_entries)
        {
                return new self($a_ref_id, $a_include_auto_entries);
        }

        function executeCommand()
        {
                $next_class = $this->ctrl->getNextClass($this);
                $cmd = $this->ctrl->getCmd("show");

                switch ($next_class)
                {
                        default:
                                if (in_array($cmd, array("show", "save", "update", "loadMore", "remove")))
                                {
                                        $this->$cmd();
                                }
                }
        }

        function show()
        {
                // toolbar
                if ($this->access->checkAccess("news_add_news", "", $this->ref_id))
                {
                        $b = ilLinkButton::getInstance();
                        $b->setCaption('news_add_news');
                        $b->setOnClick("return il.News.create();");
                        $b->setPrimary(true);
                        $this->toolbar->addButtonInstance($b);
                }

                include_once("./Services/News/classes/class.ilNewsItem.php");
                $news_item = new ilNewsItem();
                $news_item->setContextObjId($this->ctrl->getContextObjId());
                $news_item->setContextObjType($this->ctrl->getContextObjType());

                $news_data = $news_item->getNewsForRefId($this->ref_id, false, false,
                        0, true, false, !$this->include_auto_entries, false, null, self::$items_per_load);

                include_once("./Services/News/Timeline/classes/class.ilTimelineGUI.php");
                include_once("./Services/News/classes/class.ilNewsTimelineItemGUI.php");
                $timeline = ilTimelineGUI::getInstance();

                $js_items = array();
                foreach ($news_data as $d)
                {
                        $news_item = new ilNewsItem($d["id"]);
                        $item = ilNewsTimelineItemGUI::getInstance($news_item, $d["ref_id"]);
                        $item->setUserEditAll($this->getUserEditAll());
                        $timeline->addItem($item);
                        $js_items[$d["id"]] = array(
                                "id" => $d["id"],
                                "user_id" => $d["user_id"],
                                "title" => $d["title"],
                                "content" => $d["content"].$d["content_long"],
                                "content_long" => "",
                                "priority" => $d["priority"],
                                "visibility" => $d["visibility"],
                                "content_type" => $d["content_type"]
                        );
                }

                include_once("./Services/JSON/classes/class.ilJsonUtil.php");
                $this->tpl->addOnloadCode("il.News.setItems(".ilJsonUtil::encode($js_items).");");
                $this->tpl->addOnloadCode("il.News.setAjaxUrl('".$this->ctrl->getLinkTarget($this, "", "", true)."');");

                if (count($news_data) > 0)
                {
                        $ttpl = new ilTemplate("tpl.news_timeline.html", true, true, "Services/News");
                        $ttpl->setVariable("NEWS", $timeline->render());
                        $ttpl->setVariable("EDIT_MODAL", $this->getEditModal());
                        $ttpl->setVariable("DELETE_MODAL", $this->getDeleteModal());
                        $ttpl->setVariable("LOADER", ilUtil::getImagePath("loader.svg"));
                        $this->tpl->setContent($ttpl->get());

                }
                else
                {
                        ilUtil::sendInfo($this->lng->txt("news_timline_add_entries_info"));
                        $this->tpl->setContent($this->getEditModal());
                }

                $this->lng->toJS("create");
                $this->lng->toJS("edit");
                $this->lng->toJS("update");
                $this->lng->toJS("save");

                $this->tpl->addJavaScript("./Services/News/js/News.js");
                include_once("./Services/MediaObjects/classes/class.ilMediaPlayerGUI.php");
                ilMediaPlayerGUI::initJavascript($this->tpl);
        }

        function loadMore()
        {
                include_once("./Services/News/classes/class.ilNewsItem.php");
                $news_item = new ilNewsItem();
                $news_item->setContextObjId($this->ctrl->getContextObjId());
                $news_item->setContextObjType($this->ctrl->getContextObjType());

                $excluded = $_POST["rendered_news"];

                $news_data = $news_item->getNewsForRefId($this->ref_id, false, false,
                        0, true, false, !$this->include_auto_entries, false, null, self::$items_per_load, $excluded);

                include_once("./Services/News/Timeline/classes/class.ilTimelineGUI.php");
                include_once("./Services/News/classes/class.ilNewsTimelineItemGUI.php");
                $timeline = ilTimelineGUI::getInstance();

                $js_items = array();
                foreach ($news_data as $d)
                {
                        $news_item = new ilNewsItem($d["id"]);
                        $item = ilNewsTimelineItemGUI::getInstance($news_item, $d["ref_id"]);
                        $item->setUserEditAll($this->getUserEditAll());
                        $timeline->addItem($item);
                        $js_items[$d["id"]] = array(
                                "id" => $d["id"],
                                "user_id" => $d["user_id"],
                                "title" => $d["title"],
                                "content" => $d["content"].$d["content_long"],
                                "content_long" => "",
                                "priority" => $d["priority"],
                                "visibility" => $d["visibility"],
                                "content_type" => $d["content_type"]
                        );
                }

                include_once("./Services/JSON/classes/class.ilJsonUtil.php");
                $obj = new stdClass();
                $obj->data = $js_items;
                $obj->html = $timeline->render(true);

                echo ilJsonUtil::encode($obj);
                exit;
        }


        function save()
        {
                include_once("./Services/News/classes/class.ilNewsItemGUI.php");
                $form = ilNewsItemGUI::getEditForm(IL_FORM_CREATE, $this->ref_id);
                if ($form->checkInput())
                {
                        $news_item = new ilNewsItem();
                        $news_item->setTitle($form->getInput("news_title"));
                        $news_item->setContent($form->getInput("news_content"));
                        $news_item->setVisibility($form->getInput("news_visibility"));
                        include_once("./Services/News/classes/class.ilNewsItemGUI.php");
                        if (ilNewsItemGUI::isRteActivated())
                        {
                                $news_item->setContentHtml(true);
                        }
                        //$news_item->setContentLong($form->getInput("news_content_long"));
                        $news_item->setContentLong("");

                        $obj_id = ilObject::_lookupObjectId($this->ref_id);
                        $obj_type = ilObject::_lookupType($obj_id);
                        $news_item->setContextObjId($obj_id);
                        $news_item->setContextObjType($obj_type);
                        $news_item->setUserId($this->user->getId());

                        $news_set = new ilSetting("news");
                        if (!$news_set->get("enable_rss_for_internal"))
                        {
                                $news_item->setVisibility("users");
                        }

                        $news_item->create();
                }
                exit;
        }

        function update()
        {
                include_once("./Services/News/classes/class.ilNewsItemGUI.php");
                $form = ilNewsItemGUI::getEditForm(IL_FORM_EDIT, $this->ref_id);
                if ($form->checkInput())
                {
                        $news_item = new ilNewsItem((int) $_POST["id"]);
                        $news_item->setTitle($form->getInput("news_title"));
                        $news_item->setContent($form->getInput("news_content"));
                        $news_item->setVisibility($form->getInput("news_visibility"));
                        //$news_item->setContentLong($form->getInput("news_content_long"));
                        include_once("./Services/News/classes/class.ilNewsItemGUI.php");
                        if (ilNewsItemGUI::isRteActivated())
                        {
                                $news_item->setContentHtml(true);
                        }
                        $news_item->setContentLong("");

                        $obj_id = ilObject::_lookupObjectId($this->ref_id);

                        if ($news_item->getContextObjId() == $obj_id)
                        {
                                $news_item->setUpdateUserId($this->user->getId());
                                $news_item->update();
                        }

                }
                exit;
        }

        function remove()
        {
                include_once("./Services/News/classes/class.ilNewsItemGUI.php");
                $news_item = new ilNewsItem((int) $_POST["id"]);
                if ($this->user->getId() == $news_item->getUserId() || $this->getUserEditAll())
                {
                        $news_item->delete();
                }
                exit;
        }

        protected function getEditModal()
        {
                include_once("./Services/UIComponent/Modal/classes/class.ilModalGUI.php");
                $modal = ilModalGUI::getInstance();
                $modal->setHeading($this->lng->txt("edit"));
                $modal->setId("ilNewsEditModal");
                $modal->setType(ilModalGUI::TYPE_LARGE);

                include_once("./Services/News/classes/class.ilNewsItemGUI.php");
                $form = ilNewsItemGUI::getEditForm(IL_FORM_EDIT, $this->ref_id);
                $form->setShowTopButtons(false);
                $modal->setBody($form->getHTML());

                return $modal->getHTML();

        }

        protected function getDeleteModal()
        {
                include_once("./Services/UIComponent/Modal/classes/class.ilModalGUI.php");
                $modal = ilModalGUI::getInstance();
                $modal->setHeading($this->lng->txt("delete"));
                $modal->setId("ilNewsDeleteModal");
                $modal->setType(ilModalGUI::TYPE_LARGE);

                require_once 'Services/UIComponent/Button/classes/class.ilSubmitButton.php';
                $confirm = ilSubmitButton::getInstance();
                $confirm->setCaption("delete");
                $confirm->setId("news_btn_delete");
                $modal->addButton($confirm);

                $cancel = ilSubmitButton::getInstance();
                $cancel->setCaption("cancel");
                $cancel->setId("news_btn_cancel_delete");
                $modal->addButton($cancel);
                
                $modal->setBody("<p id='news_delete_news_title'></p>".
                        $this->tpl->getMessageHTML($this->lng->txt("news_really_delete_news"), "question"));

                return $modal->getHTML();

        }
}
?>