class.ilMediaPoolTableGUI.php

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<?php
/* Copyright (c) 1998-2018 ILIAS open source, Extended GPL, see docs/LICENSE */
 
include_once("Services/Table/classes/class.ilTable2GUI.php");
 
class ilMediaPoolTableGUI extends ilTable2GUI
{
    protected $access;
 
    protected $rbacreview;
 
    protected $user;
 
    const IL_MEP_SELECT = "select";
    const IL_MEP_EDIT = "edit";
    const IL_MEP_SELECT_CONTENT = "selectc";
    public $insert_command = "create_mob";
    const IL_MEP_SELECT_SINGLE = "selectsingle";
    protected $parent_tpl = null; // parent / global tpl (where we can add javascript)
 
    protected $adv_filter_record_gui;
    
    public function __construct(
        $a_parent_obj,
        $a_parent_cmd,
        $a_media_pool,
        $a_folder_par = "obj_id",
        $a_mode = ilMediaPoolTableGUI::IL_MEP_EDIT,
        $a_all_objects = false,
        $a_parent_tpl = null
    ) {
        global $DIC;
 
        $this->ctrl = $DIC->ctrl();
        $this->lng = $DIC->language();
        $this->access = $DIC->access();
        $this->rbacreview = $DIC->rbac()->review();
        $this->user = $DIC->user();
 
        $ilCtrl = $DIC->ctrl();
        $ilAccess = $DIC->access();
        $lng = $DIC->language();
 
        if ($a_parent_tpl == null) {
            $a_parent_tpl = $GLOBALS["tpl"];
        }
        $this->parent_tpl = $a_parent_tpl;
        if ($a_all_objects) {
            $this->setId("mepall");
            if (is_object($a_parent_obj->object)) {
                $this->setId("mepall" . $a_parent_obj->object->getId());
            }
        } else {
            $this->setId("mepfold");
            if (is_object($a_parent_obj->object)) {
                $this->setId("mepfold" . $a_parent_obj->object->getId());
            }
        }
 
        parent::__construct($a_parent_obj, $a_parent_cmd);
        $this->setMode($a_mode);
        $this->all_objects = $a_all_objects;
        $lng->loadLanguageModule("mep");
        
        $this->media_pool = $a_media_pool;
        $this->tree = ilObjMediaPool::_getPoolTree($this->media_pool->getId());
        $this->folder_par = $a_folder_par;
        
        if ($this->all_objects) {
            $this->setExternalSorting(true);
            $this->initFilter();
        }
        // folder determination
        if ($_GET[$this->folder_par] > 0) {
            $this->current_folder = $_GET[$this->folder_par];
        } elseif ($_SESSION["mep_pool_folder"] > 0 && $this->tree->isInTree($_SESSION["mep_pool_folder"])) {
            $this->current_folder = $_SESSION["mep_pool_folder"];
        } else {
            $this->current_folder = $this->tree->getRootId();
        }
        $_SESSION["mep_pool_folder"] = $this->current_folder;
 
        // standard columns
        $this->addColumn("", "", "1");  // checkbox
        $this->addColumn($lng->txt("mep_thumbnail"), "", "1");
        $this->addColumn($lng->txt("mep_title_and_description"));
        $this->setEnableHeader(true);
        $this->setFormAction($ilCtrl->getFormAction($a_parent_obj));
        $this->setRowTemplate("tpl.mep_list_row.html", "Modules/MediaPool");
 
        if ($this->showAdvMetadata()) {
            // adv metadata init (adds filter)
            include_once('Services/AdvancedMetaData/classes/class.ilAdvancedMDRecordGUI.php');
            $this->adv_filter_record_gui = new ilAdvancedMDRecordGUI(ilAdvancedMDRecordGUI::MODE_FILTER, 'mep', $this->media_pool->getId(), 'mob');
            $this->adv_filter_record_gui->setTableGUI($this);
            $this->adv_filter_record_gui->parse();
 
            // adv metadata columns
            $adv_th_record_gui = new ilAdvancedMDRecordGUI(ilAdvancedMDRecordGUI::MODE_TABLE_HEAD, 'mep', $this->media_pool->getId(), 'mob');
            $adv_th_record_gui->setTableGUI($this);
            $adv_th_record_gui->parse();
            if ($a_mode == self::IL_MEP_SELECT) {
                $this->setFilterCommand("insert_applyFilter");
                $this->setResetCommand("insert_resetFilter");
            }
        }
 
        // actions column
        $this->addColumn($lng->txt("actions"));
 
        // get items
        $this->getItems();
 
        // title
        if ($a_mode != ilMediaPoolTableGUI::IL_MEP_EDIT) {
            if ($this->current_folder != $this->tree->getRootId() && !$this->all_objects) {
                $node = $this->tree->getNodeData($this->current_folder);
                $this->setTitle(
                    $lng->txt("mep_choose_from_folder") . ": " . $node["title"],
                    "icon_fold.svg",
                    $node["title"]
                );
            } else {
                $this->setTitle(
                    $lng->txt("mep_choose_from_mep") . ": " .
                    ilObject::_lookupTitle($this->media_pool->getId()),
                    "icon_mep.svg",
                    ilObject::_lookupTitle($this->media_pool->getId())
                );
            }
        }
        
        // action commands
        if ($ilAccess->checkAccess("write", "", $this->media_pool->getRefId()) &&
            $this->getMode() == ilMediaPoolTableGUI::IL_MEP_EDIT) {
            $this->addMultiCommand("copyToClipboard", $lng->txt("cont_copy_to_clipboard"));
            $this->addMultiCommand("confirmRemove", $lng->txt("remove"));
            
            if (!$this->all_objects) {
                /*                              $this->addCommandButton("createFolderForm", $lng->txt("mep_create_folder"));
                                $this->addCommandButton("createMediaObject", $lng->txt("mep_create_mob"));
 
                                $mset = new ilSetting("mobs");
                                if ($mset->get("mep_activate_pages"))
                                {
                                    $this->addCommandButton("createMediaPoolPage", $lng->txt("mep_create_content_snippet"));
                                }*/
            }
        }
 
        if ($this->getMode() == ilMediaPoolTableGUI::IL_MEP_SELECT_SINGLE) {
            // ... even more coupling with ilpcmediaobjectgui
            $this->addMultiCommand("selectObjectReference", $lng->txt("cont_select"));
        }
        
        if ($this->getMode() == ilMediaPoolTableGUI::IL_MEP_EDIT &&
            $ilAccess->checkAccess("write", "", $this->media_pool->getRefId())) {
            $this->setSelectAllCheckbox("id");
        }
    }
 
    protected function showAdvMetadata()
    {
        if ($this->all_objects) {
            return true;
        }
 
        return false;
    }
 
 
    protected function getAdvMDRecordGUI()
    {
        return $this->adv_filter_record_gui;
    }
 
    public function setInsertCommand($a_val)
    {
        $this->insert_command = $a_val;
    }
    
    public function getInsertCommand()
    {
        return $this->insert_command;
    }
 
    public function getHTML()
    {
        $html = parent::getHTML();
        include_once("./Modules/MediaPool/classes/class.ilObjMediaPoolGUI.php");
        $html .= ilObjMediaPoolGUI::getPreviewModalHTML($this->media_pool->getRefId(), $this->parent_tpl);
        return $html;
    }
    
    
    public function initFilter()
    {
        $lng = $this->lng;
        $rbacreview = $this->rbacreview;
        $ilUser = $this->user;
        
        // title/description
        include_once("./Services/Form/classes/class.ilTextInputGUI.php");
        $ti = new ilTextInputGUI($lng->txt("title"), "title");
        $ti->setMaxLength(64);
        $ti->setSize(20);
        $this->addFilterItem($ti);
        $ti->readFromSession();
        $this->filter["title"] = $ti->getValue();
        
        // keyword
        $GLOBALS['lng']->loadLanguageModule('meta');
        $ke = new ilTextInputGUI($lng->txt('meta_keyword'), 'keyword');
        $ke->setMaxLength(64);
        $ke->setSize(20);
        $this->addFilterItem($ke);
        $ke->readFromSession();
        $this->filter['keyword'] = $ke->getValue();
        
        // Caption
        $ca = new ilTextInputGUI($lng->txt('cont_caption'), 'caption');
        $ca->setMaxLength(64);
        $ca->setSize(20);
        $this->addFilterItem($ca);
        $ca->readFromSession();
        $this->filter['caption'] = $ca->getValue();
        
        // format
        include_once("./Services/Form/classes/class.ilSelectInputGUI.php");
        $options = array(
            "" => $lng->txt("mep_all"),
            );
        $formats = $this->media_pool->getUsedFormats();
        $options = array_merge($options, $formats);
        $si = new ilSelectInputGUI($this->lng->txt("mep_format"), "format");
        $si->setOptions($options);
        $this->addFilterItem($si);
        $si->readFromSession();
        $this->filter["format"] = $si->getValue();
    }
 
    public function setMode($a_mode)
    {
        $this->mode = $a_mode;
    }
 
    public function getMode()
    {
        return $this->mode;
    }
 
    public function getItems()
    {
        if (!$this->all_objects) {
            $fobjs = $this->media_pool->getChilds($this->current_folder, "fold");
            $f2objs = array();
            foreach ($fobjs as $obj) {
                $f2objs[$obj["title"] . ":" . $obj["child"]] = $obj;
            }
            ksort($f2objs);
            
            // get current media objects / pages
            if ($this->getMode() == ilMediaPoolTableGUI::IL_MEP_SELECT) {
                $mobjs = $this->media_pool->getChilds($this->current_folder, "mob");
            } elseif ($this->getMode() == ilMediaPoolTableGUI::IL_MEP_SELECT_CONTENT) {
                $mobjs = $this->media_pool->getChilds($this->current_folder, "pg");
            } else {
                $mobjs = $this->media_pool->getChildsExceptFolders($this->current_folder);
            }
            $m2objs = array();
            foreach ($mobjs as $obj) {
                $m2objs[$obj["title"] . ":" . $obj["child"]] = $obj;
            }
            ksort($m2objs);
            
            // merge everything together
            $objs = array_merge($f2objs, $m2objs);
        } else {
            $objs = $this->media_pool->getMediaObjects(
                $this->filter["title"],
                $this->filter["format"],
                $this->filter['keyword'],
                $this->filter['caption']
            );
        }
 
        // add advanced metadata
        if ($this->showAdvMetadata()) {
            include_once("./Services/AdvancedMetaData/classes/class.ilAdvancedMDValues.php");
            $objs = ilAdvancedMDValues::queryForRecords(
                $this->media_pool->getRefId(),
                "mep",
                "mob",
                0,
                "mob",
                $objs,
                "",
                "foreign_id",
                $this->adv_filter_record_gui->getFilterElements()
            );
        }
        //echo ("<br>".$this->media_pool->getRefId());
        //var_dump($objs); exit;
        $this->setData($objs);
    }
 
    public function prepareOutput()
    {
        $lng = $this->lng;
        
        if ($this->getMode() == ilMediaPoolTableGUI::IL_MEP_SELECT ||
            $this->getMode() == ilMediaPoolTableGUI::IL_MEP_SELECT_CONTENT) {
            $this->addMultiCommand($this->getInsertCommand(), $lng->txt("insert"));
            $this->addCommandButton("cancelCreate", $lng->txt("cancel"));
        }
    }
 
    protected function fillRow($a_set)
    {
        $lng = $this->lng;
        $ilCtrl = $this->ctrl;
        $ilAccess = $this->access;
 
        $this->tpl->setCurrentBlock("link");
 
        // adv metadata columns
        if ($this->showAdvMetadata()) {
            $adv_cell_record_gui = new ilAdvancedMDRecordGUI(ilAdvancedMDRecordGUI::MODE_TABLE_CELLS, 'mep', $this->media_pool->getId(), 'mob');
            $adv_cell_record_gui->setTableGUI($this);
            $adv_cell_record_gui->setRowData($a_set);
            $this->tpl->setVariable("ADV_CELLS", $adv_cell_record_gui->parse());
        }
 
 
        switch ($a_set["type"]) {
            case "fold":
                $this->tpl->setVariable("TXT_TITLE", $a_set["title"]);
                $ilCtrl->setParameter($this->parent_obj, $this->folder_par, $a_set["obj_id"]);
                $this->tpl->setVariable(
                    "LINK_VIEW",
                    $ilCtrl->getLinkTarget($this->parent_obj, $this->parent_cmd)
                );
                $this->tpl->parseCurrentBlock();
                
                if ($ilAccess->checkAccess("write", "", $this->media_pool->getRefId()) &&
                    $this->getMode() == ilMediaPoolTableGUI::IL_MEP_EDIT) {
                    $this->tpl->setCurrentBlock("edit");
                    $this->tpl->setVariable("TXT_EDIT", $lng->txt("edit"));
                    $ilCtrl->setParameter($this->parent_obj, $this->folder_par, $a_set["obj_id"]);
                    $this->tpl->setVariable(
                        "EDIT_LINK",
                        $ilCtrl->getLinkTarget($this->parent_obj, "editFolder")
                    );
                    $ilCtrl->setParameter($this->parent_obj, $this->folder_par, $_GET[$this->folder_par]);
                    $this->tpl->parseCurrentBlock();
                }
                
                $this->tpl->setCurrentBlock("tbl_content");
                $this->tpl->setVariable("IMG", ilUtil::img(ilUtil::getImagePath("icon_" . $a_set["type"] . ".svg")));
                $ilCtrl->setParameter($this->parent_obj, $this->folder_par, $this->current_folder);
                break;
 
            case "pg":
                if ($this->getMode() == ilMediaPoolTableGUI::IL_MEP_SELECT ||
                    $this->getMode() == ilMediaPoolTableGUI::IL_MEP_SELECT_SINGLE) {
                    $this->tpl->setVariable("TXT_NO_LINK_TITLE", $a_set["title"]);
                } else {
                    $this->tpl->setVariable("ONCLICK", "il.MediaPool.preview('" . $a_set["child"] . "'); return false;");
                    $this->tpl->setVariable("TXT_TITLE", $a_set["title"]);
                    $ilCtrl->setParameterByClass("ilobjmediapoolgui", "mepitem_id", $a_set["child"]);
                }
                
                if ($ilAccess->checkAccess("write", "", $this->media_pool->getRefId()) &&
                    $this->getMode() == ilMediaPoolTableGUI::IL_MEP_EDIT) {
                    $this->tpl->setCurrentBlock("edit");
                    $this->tpl->setVariable("TXT_EDIT", $lng->txt("edit"));
                    $ilCtrl->setParameterByClass("ilmediapoolpagegui", "mepitem_id", $a_set["child"]);
                    $this->tpl->setVariable(
                        "EDIT_LINK",
                        $ilCtrl->getLinkTargetByClass("ilmediapoolpagegui", "edit")
                    );
                    $this->tpl->parseCurrentBlock();
                }
                
                $this->tpl->setCurrentBlock("tbl_content");
                $this->tpl->setVariable("IMG", ilUtil::img(ilUtil::getImagePath("icon_pg.svg")));
                $ilCtrl->setParameter($this->parent_obj, $this->folder_par, $this->current_folder);
                break;
 
            case "mob":
                $this->tpl->setVariable("ONCLICK", "il.MediaPool.preview('" . $a_set["child"] . "'); return false;");
                $this->tpl->setVariable("TXT_TITLE", $a_set["title"]);
                $ilCtrl->setParameterByClass("ilobjmediaobjectgui", "mepitem_id", $a_set["child"]);
                $ilCtrl->setParameter($this->parent_obj, "mob_id", $a_set["foreign_id"]);
 
                // edit link
                if ($ilAccess->checkAccess("write", "", $this->media_pool->getRefId()) &&
                    $this->getMode() == ilMediaPoolTableGUI::IL_MEP_EDIT) {
                    $this->tpl->setCurrentBlock("edit");
                    $this->tpl->setVariable("TXT_EDIT", $lng->txt("edit"));
                    $this->tpl->setVariable(
                        "EDIT_LINK",
                        $ilCtrl->getLinkTargetByClass("ilobjmediaobjectgui", "edit")
                    );
                    $this->tpl->parseCurrentBlock();
                }
                
                $this->tpl->setCurrentBlock("link");
                $this->tpl->setCurrentBlock("tbl_content");
                
                // output thumbnail (or mob icon)
                if (ilObject::_lookupType($a_set["foreign_id"]) == "mob") {
                    $mob = new ilObjMediaObject($a_set["foreign_id"]);
                    $med = $mob->getMediaItem("Standard");
                    $target = "";
                    if ($med) {
                        $target = $med->getThumbnailTarget();
                    }
                    if ($target != "") {
                        $this->tpl->setVariable("IMG", ilUtil::img($target));
                    } else {
                        $this->tpl->setVariable(
                            "IMG",
                            ilUtil::img(ilUtil::getImagePath("icon_" . $a_set["type"] . ".svg"))
                        );
                    }
                    if ($med && ilUtil::deducibleSize($med->getFormat()) &&
                        $med->getLocationType() == "Reference") {
                        $size = @getimagesize($med->getLocation());
                        if ($size[0] > 0 && $size[1] > 0) {
                            $wr = $size[0] / 80;
                            $hr = $size[1] / 80;
                            $r = max($wr, $hr);
                            $w = (int) ($size[0] / $r);
                            $h = (int) ($size[1] / $r);
                            $this->tpl->setVariable(
                                "IMG",
                                ilUtil::img($med->getLocation(), "", $w, $h)
                            );
                        }
                    }
                    
                    // output media info
                    include_once("./Services/MediaObjects/classes/class.ilObjMediaObjectGUI.php");
                    $this->tpl->setVariable(
                        "MEDIA_INFO",
                        ilObjMediaObjectGUI::_getMediaInfoHTML($mob)
                    );
                    $ilCtrl->setParameter($this->parent_obj, $this->folder_par, $this->current_folder);
                }
                break;
        }
 
        if ($ilAccess->checkAccess("write", "", $this->media_pool->getRefId())) {
            if ((
                $this->getMode() == ilMediaPoolTableGUI::IL_MEP_EDIT ||
                    ($this->getMode() == ilMediaPoolTableGUI::IL_MEP_SELECT && $a_set["type"] == "mob") ||
                    ($this->getMode() == ilMediaPoolTableGUI::IL_MEP_SELECT_CONTENT && $a_set["type"] == "pg")
            )) {
                $this->tpl->setCurrentBlock("chbox");
                $this->tpl->setVariable("CHECKBOX_ID", $a_set["child"]);
                $this->tpl->parseCurrentBlock();
                $this->tpl->setCurrentBlock("tbl_content");
            } elseif ($this->getMode() == ilMediaPoolTableGUI::IL_MEP_SELECT_SINGLE && $a_set["type"] == "mob") {
                $this->tpl->setCurrentBlock("radio");
                $this->tpl->setVariable("RADIO_ID", $a_set["child"]);
                $this->tpl->parseCurrentBlock();
                $this->tpl->setCurrentBlock("tbl_content");
            }
        }
    }
 
    public function render()
    {
        $ilCtrl = $this->ctrl;
        $lng = $this->lng;
        
        $mtpl = new ilTemplate("tpl.media_sel_table.html", true, true, "Modules/MediaPool");
        
        $pre = "";
        if ($this->current_folder != $this->tree->getRootId() && !$this->all_objects) {
            $path = $this->tree->getPathFull($this->current_folder);
 
            include_once("./Services/Locator/classes/class.ilLocatorGUI.php");
            $loc = new ilLocatorGUI();
            foreach ($path as $p) {
                $ilCtrl->setParameter($this->parent_obj, $this->folder_par, $p["child"]);
                $title = $p["title"];
                if ($this->tree->getRootId() == $p["child"]) {
                    $title = ilObject::_lookupTitle($this->media_pool->getId());
                }
                $loc->addItem(
                    $title,
                    $ilCtrl->getLinkTarget($this->parent_obj, $this->parent_cmd)
                );
            }
            $ilCtrl->setParameter(
                $this->parent_obj,
                $this->folder_par,
                $this->current_folder
            );
            
            $mtpl->setCurrentBlock("loc");
            $mtpl->setVariable("LOC", $loc->getHTML());
            $mtpl->parseCurrentBlock();
        }
 
        $mtpl->setVariable("TABLE", parent::render());
        
        return $mtpl->get();
    }
}