class.ilTrMatrixTableGUI.php

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<?php
/* Copyright (c) 1998-2010 ILIAS open source, Extended GPL, see docs/LICENSE */

include_once("./Services/Tracking/classes/class.ilLPTableBaseGUI.php");

class ilTrMatrixTableGUI extends ilLPTableBaseGUI
{
    protected $obj_ids = null;
    protected $objective_ids = [];
    protected $sco_ids = [];
    protected $subitem_ids = [];
    protected $in_course; // int
    protected $in_group; // int
    protected $privacy_fields = [];
    protected $privacy_cols = [];
    protected $has_multi; // bool

    public function __construct($a_parent_obj, $a_parent_cmd, $ref_id)
    {
        global $ilCtrl, $lng, $tree, $ilUser, $rbacsystem;

        $this->setId("trsmtx_" . $ref_id);
        $this->ref_id = $ref_id;
        $this->obj_id = ilObject::_lookupObjId($ref_id);
        $this->type = ilObject::_lookupType($this->obj_id); // #17188
        
        $this->in_group = $tree->checkForParentType($this->ref_id, "grp");
        if ($this->in_group) {
            $this->in_group = ilObject::_lookupObjId($this->in_group);
        } else {
            $this->in_course = $tree->checkForParentType($this->ref_id, "crs");
            if ($this->in_course) {
                $this->in_course = ilObject::_lookupObjId($this->in_course);
            }
        }
        
        // has to be before constructor to work
        $this->initFilter();
    
        parent::__construct($a_parent_obj, $a_parent_cmd);
        
        $this->parseTitle($this->obj_id, "trac_matrix");
    
        $this->setEnableHeader(true);
        $this->setFormAction($ilCtrl->getFormActionByClass(get_class($this)));
        $this->setRowTemplate("tpl.user_object_matrix_row.html", "Services/Tracking");
        $this->setDefaultOrderField("login");
        $this->setDefaultOrderDirection("asc");
        $this->setShowTemplates(true);

        // see ilObjCourseGUI::addMailToMemberButton()
        include_once "Services/Mail/classes/class.ilMail.php";
        $mail = new ilMail($ilUser->getId());
        if ($rbacsystem->checkAccess("internal_mail", $mail->getMailObjectReferenceId())) {
            $this->addMultiCommand("mailselectedusers", $this->lng->txt("send_mail"));
        }

        $this->lng->loadLanguageModule('user');
        $this->addMultiCommand(
            'addToClipboard',
            $this->lng->txt('clipboard_add_btn')
        );
        $this->addColumn("", "", 1);
        $this->has_multi = true;
        
        $this->addColumn($this->lng->txt("login"), "login");

        $labels = $this->getSelectableColumns();
        $selected = $this->getSelectedColumns();
        foreach ($selected as $c) {
            $title = $labels[$c]["txt"];
            
            if (isset($labels[$c]["no_permission"]) && (bool) $labels[$c]["no_permission"]) {
                $title .= " (" . $lng->txt("status_no_permission") . ")";
            }
            
            $tooltip = array();
            if (isset($labels[$c]["icon"])) {
                $alt = $lng->txt($labels[$c]["type"]);
                $icon = '<img src="' . $labels[$c]["icon"] . '" alt="' . $alt . '" />';
                if (sizeof($selected) > 5) {
                    $tooltip[] = $title;
                    $title = $icon;
                } else {
                    $title = $icon . ' ' . $title;
                }
                if ($labels[$c]["path"]) {
                    $tooltip[] = $labels[$c]["path"];
                }
            }
            
            if (isset($labels[$c]["id"])) {
                $sort_id = $labels[$c]["id"];
            } else {
                // list cannot be sorted by udf fields (separate query)
                $sort_id = (substr($c, 0, 4) == "udf_") ? "" : $c;
            }
            
            $this->addColumn($title, $sort_id, "", false, "", implode(" - ", $tooltip));
        }
        
        $this->setExportFormats(array(self::EXPORT_CSV, self::EXPORT_EXCEL));
    }

    public function initFilter()
    {
        global $lng;

        $item = $this->addFilterItemByMetaType("name", ilTable2GUI::FILTER_TEXT);
        $this->filter["name"] = $item->getValue();
        
        // #14949 - is called before constructor, so we have to do it ourselves
        if (isset($_GET[$this->prefix . "_tpl"])) {
            $this->filter["name"] = null;
            $this->SetFilterValue($item, null);
        }
    }

    public function getSelectableColumns()
    {
        global $ilObjDataCache, $rbacsystem;
        
        $user_cols = $this->getSelectableUserColumns($this->in_course, $this->in_group);
        
        if ($this->obj_ids === null) {
            // we cannot use the selected columns because they are not ready yet
            // so we use all available columns, should be ok anyways
            $this->obj_ids = $this->getItems(array_keys($user_cols[0]), $user_cols[1]);
        }
        if (is_array($this->obj_ids)) {
            $tmp_cols = array();
            foreach ($this->obj_ids as $obj_id) {
                if ($obj_id == $this->obj_id) {
                    $parent = array("txt" => $this->lng->txt("status"),
                        "default" => true);
                } else {
                    $no_perm = false;
                    
                    $ref_id = $this->ref_ids[$obj_id];
                    include_once './Services/Tracking/classes/class.ilLearningProgressAccess.php';
                    if ($ref_id &&
                        !ilLearningProgressAccess::checkPermission('read_learning_progress', $ref_id)) {
                        $no_perm = true;
                        $this->privacy_cols[] = $obj_id;
                    }
                    
                    $title = $ilObjDataCache->lookupTitle($obj_id);
                    $type = $ilObjDataCache->lookupType($obj_id);
                    $icon = ilObject::_getIcon("", "tiny", $type);
                    if ($type == "sess") {
                        include_once "Modules/Session/classes/class.ilObjSession.php";
                        $sess = new ilObjSession($obj_id, false);
                        $title = $sess->getPresentationTitle();
                    }
                    
                    // #16453
                    $relpath = null;
                    include_once './Services/Tree/classes/class.ilPathGUI.php';
                    $path = new ilPathGUI();
                    $path = $path->getPath($this->ref_id, $ref_id);
                    if ($path) {
                        $relpath = $this->lng->txt('path') . ': ' . $path;
                    }
                    
                    $tmp_cols[strtolower($title) . "#~#obj_" . $obj_id] = array(
                        "txt" => $title,
                        "icon" => $icon,
                        "type" => $type,
                        "default" => true,
                        "no_permission" => $no_perm,
                        "path" => $relpath);
                }
            }
            if (sizeof($this->objective_ids)) {
                foreach ($this->objective_ids as $obj_id => $title) {
                    $tmp_cols[strtolower($title) . "#~#objtv_" . $obj_id] = array("txt" => $title, "default" => true);
                }
            }
            if (sizeof($this->sco_ids)) {
                foreach ($this->sco_ids as $obj_id => $title) {
                    $icon = ilUtil::getTypeIconPath("sco", $obj_id, "tiny");
                    $tmp_cols[strtolower($title) . "#~#objsco_" . $obj_id] = array("txt" => $title, "icon"=>$icon, "default" => true);
                }
            }
            if (sizeof($this->subitem_ids)) {
                foreach ($this->subitem_ids as $obj_id => $title) {
                    include_once("./Services/Tracking/classes/class.ilTrQuery.php");
                    $icon = ilUtil::getTypeIconPath(ilTrQuery::getSubItemType($this->obj_id), $obj_id, "tiny");
                    $tmp_cols[strtolower($title) . "#~#objsub_" . $obj_id] = array("txt" => $title, "icon"=>$icon, "default" => true);
                }
            }

            // alex, 5 Nov 2011: Do not sort SCORM items or "chapters"
            if (!sizeof($this->sco_ids) && !sizeof($this->subitem_ids)) {
                ksort($tmp_cols);
            }
            foreach ($tmp_cols as $id => $def) {
                $id = explode('#~#', $id);
                $columns[$id[1]] = $def;
            }
            unset($tmp_cols);

            if ($parent) {
                $columns["obj_" . $this->obj_id] = $parent;
            }
        }

        unset($user_cols[0]["status"]);
        unset($user_cols[0]["login"]);
        foreach ($user_cols[0] as $col_id => $col_def) {
            if (!isset($columns[$col_id])) {
                // these are all additional fields, no default
                $col_def["default"] = false;
                $columns[$col_id] = $col_def;
            }
        }
        
        return $columns;
    }

    public function getItems(array $a_user_fields, array $a_privary_fields = null)
    {
        // #17081
        if ($this->restore_filter) {
            $name = $this->restore_filter_values["name"];
            $this->SetFilterValue($this->filters[0], $name);
            $this->filter["name"] = $name;
        }
                
        include_once("./Services/Tracking/classes/class.ilTrQuery.php");
        $collection = ilTrQuery::getObjectIds($this->obj_id, $this->ref_id, true);
        if ($collection["object_ids"]) {
            // we need these for the timing warnings
            $this->ref_ids = $collection["ref_ids"];

            // only if object is [part of] course/group
            $check_agreement = false;
            if ($this->in_course) {
                // privacy (if course agreement is activated)
                include_once "Services/PrivacySecurity/classes/class.ilPrivacySettings.php";
                $privacy = ilPrivacySettings::_getInstance();
                if ($privacy->courseConfirmationRequired()) {
                    $check_agreement = $this->in_course;
                }
            } elseif ($this->in_group) {
                // privacy (if group agreement is activated)
                include_once "Services/PrivacySecurity/classes/class.ilPrivacySettings.php";
                $privacy = ilPrivacySettings::_getInstance();
                if ($privacy->groupConfirmationRequired()) {
                    $check_agreement = $this->in_group;
                }
            }
        
            $data = ilTrQuery::getUserObjectMatrix($this->ref_id, $collection["object_ids"], $this->filter["name"], $a_user_fields, $a_privary_fields, $check_agreement);
            if ($collection["objectives_parent_id"] && $data["users"]) {
                // sub-items: learning objectives
                $objectives = ilTrQuery::getUserObjectiveMatrix($collection["objectives_parent_id"], $data["users"]);
                
                $this->objective_ids = array();
                
                foreach ($objectives as $user_id => $objectives) {
                    if (isset($data["set"][$user_id])) {
                        foreach ($objectives as $objective_id => $status) {
                            $obj_id = "objtv_" . $objective_id;
                            $data["set"][$user_id][$obj_id] = $status;
                                                        
                            if (!in_array($obj_id, $this->objective_ids)) {
                                $this->objective_ids[$objective_id] = ilCourseObjective::lookupObjectiveTitle($objective_id);
                            }
                        }
                    }
                }
            }

            // sub-items: SCOs
            if ($collection["scorm"] && $data["set"]) {
                $this->sco_ids = array();
                foreach (array_keys($data["set"]) as $user_id) {
                    foreach ($collection["scorm"]["scos"] as $sco) {
                        if (!in_array($sco, $this->sco_ids)) {
                            $this->sco_ids[$sco] = $collection["scorm"]["scos_title"][$sco];
                        }

                        // alex, 5 Nov 2011: we got users being in failed and in
                        // completed status, I changed the setting in: first check failed
                        // then check completed since failed should superseed completed
                        // (before completed has been checked before failed)
                        $status = ilLPStatus::LP_STATUS_NOT_ATTEMPTED_NUM;
                        if (in_array($user_id, $collection["scorm"]["failed"][$sco])) {
                            $status = ilLPStatus::LP_STATUS_FAILED_NUM;
                        } elseif (in_array($user_id, $collection["scorm"]["completed"][$sco])) {
                            $status = ilLPStatus::LP_STATUS_COMPLETED_NUM;
                        } elseif (in_array($user_id, $collection["scorm"]["in_progress"][$sco])) {
                            $status = ilLPStatus::LP_STATUS_IN_PROGRESS_NUM;
                        }

                        $obj_id = "objsco_" . $sco;
                        $data["set"][$user_id][$obj_id] = $status;
                    }
                }
            }
            
            // sub-items: generic, e.g. lm chapter
            if ($collection["subitems"] && $data["set"]) {
                foreach (array_keys($data["set"]) as $user_id) {
                    foreach ($collection["subitems"]["items"] as $item_id) {
                        $this->subitem_ids[$item_id] = $collection["subitems"]["item_titles"][$item_id];
                        
                        $status = ilLPStatus::LP_STATUS_NOT_ATTEMPTED_NUM;
                        if (in_array($user_id, $collection["subitems"]["completed"][$item_id])) {
                            $status = ilLPStatus::LP_STATUS_COMPLETED_NUM;
                        } elseif (is_array($collection["subitems"]["in_progress"]) &&
                            in_array($user_id, $collection["subitems"]["in_progress"][$item_id])) {
                            $status = ilLPStatus::LP_STATUS_IN_PROGRESS_NUM;
                        }
                        
                        $obj_id = "objsub_" . $item_id;
                        $data["set"][$user_id][$obj_id] = $status;
                    }
                }
            }
            
            // percentage export
            if ($data["set"]) {
                $this->perc_map = array();
                foreach ($data["set"] as $row_idx => $row) {
                    foreach ($row as $column => $value) {
                        if (substr($column, -5) == "_perc") {
                            $obj_id = explode("_", $column);
                            $obj_id = (int) $obj_id[1];
                            
                            // #18673
                            if (!$this->isPercentageAvailable($obj_id) ||
                                !(int) $value) {
                                unset($data["set"][$row_idx][$column]);
                            } else {
                                $this->perc_map[$obj_id] = true;
                            }
                        }
                    }
                }
            }
            
            $this->setMaxCount($data["cnt"]);
            $this->setData($data["set"]);

            return $collection["object_ids"];
        }
        return false;
    }

    public function fillRow($a_set)
    {
        global $lng;
                
        if ($this->has_multi) {
            $this->tpl->setVariable("USER_ID", $a_set["usr_id"]);
        }
        
        foreach ($this->getSelectedColumns() as $c) {
            switch ($c) {
                case (substr($c, 0, 4) == "obj_"):
                    $obj_id = substr($c, 4);
                    
                    // object without read-lp-permission
                    if (in_array($obj_id, $this->privacy_cols) ||
                        $a_set["privacy_conflict"]) {
                        $this->tpl->setCurrentBlock("objects");
                        $this->tpl->setVariable("VAL_STATUS", "&nbsp;");
                        $this->tpl->parseCurrentBlock();
                        continue;
                    }
                                                            
                    $status = isset($a_set[$c])
                        ? (int) $a_set[$c]
                        : ilLPStatus::LP_STATUS_NOT_ATTEMPTED_NUM;
                    $percentage = isset($a_set[$c . "_perc"])
                        ? (int) $a_set[$c . "_perc"]
                        : null;
                    
                    if ($status != ilLPStatus::LP_STATUS_COMPLETED_NUM) {
                        $timing = $this->showTimingsWarning($this->ref_ids[$obj_id], $a_set["usr_id"]);
                        if ($timing) {
                            if ($timing !== true) {
                                $timing = ": " . ilDatePresentation::formatDate(new ilDate($timing, IL_CAL_UNIX));
                            } else {
                                $timing = "";
                            }
                            $this->tpl->setCurrentBlock('warning_img');
                            $this->tpl->setVariable('WARNING_IMG', ilUtil::getImagePath('time_warn.svg'));
                            $this->tpl->setVariable('WARNING_ALT', $this->lng->txt('trac_time_passed') . $timing);
                            $this->tpl->parseCurrentBlock();
                        }
                    }

                    $this->tpl->setCurrentBlock("objects");
                    $this->tpl->setVariable("VAL_STATUS", $this->parseValue("status", $status, ""));
                    $this->tpl->setVariable("VAL_PERCENTAGE", $this->parseValue("percentage", $percentage, ""));
                    $this->tpl->parseCurrentBlock();
                    break;


                case (substr($c, 0, 6) == "objtv_"):
                case (substr($c, 0, 7) == "objsco_"):
                case (substr($c, 0, 7) == "objsub_"):
                    $status = isset($a_set[$c])
                        ? (int) $a_set[$c]
                        : ilLPStatus::LP_STATUS_NOT_ATTEMPTED_NUM;
                    
                    $this->tpl->setCurrentBlock("objects");
                    if (!$a_set["privacy_conflict"]) {
                        $this->tpl->setVariable("VAL_STATUS", $this->parseValue("status", $status, ""));
                    } else {
                        $this->tpl->setVariable("VAL_STATUS", "&nbsp;");
                    }
                    $this->tpl->parseCurrentBlock();
                    break;
                    
                default:
                    $this->tpl->setCurrentBlock("user_field");
                    if (!$a_set["privacy_conflict"]) {
                        $this->tpl->setVariable("VAL_UF", $this->parseValue($c, $a_set[$c], ""));
                    } else {
                        $this->tpl->setVariable("VAL_UF", "&nbsp;");
                    }
                    $this->tpl->parseCurrentBlock();
                    break;
            }
        }
                
        // #7694
        if (!$a_set["active"] || $a_set["privacy_conflict"]) {
            $mess = array();
            if ($a_set["privacy_conflict"]) {
                $mess[] = $lng->txt("status_no_permission");
            } elseif (!$a_set["active"]) {
                $mess[] = $lng->txt("inactive");
            }
            $this->tpl->setCurrentBlock('inactive_bl');
            $this->tpl->setVariable('TXT_INACTIVE', implode(", ", $mess));
            $this->tpl->parseCurrentBlock();
        }
        
        $login = !$a_set["privacy_conflict"]
            ? $a_set["login"]
            : "&nbsp;";
        $this->tpl->setVariable("VAL_LOGIN", $login);
    }

    protected function fillHeaderExcel(ilExcel $a_excel, &$a_row)
    {
        global $ilObjDataCache;
        
        $a_excel->setCell($a_row, 0, $this->lng->txt("login"));

        $labels = $this->getSelectableColumns();
        $cnt = 1;
        foreach ($this->getSelectedColumns() as $c) {
            if (substr($c, 0, 4) == "obj_") {
                $obj_id = substr($c, 4);
                $type = $ilObjDataCache->lookupType($obj_id);
                $a_excel->setCell($a_row, $cnt, "(" . $this->lng->txt($type) . ") " . $labels[$c]["txt"]);
                
                if (is_array($this->perc_map) && $this->perc_map[$obj_id]) {
                    $cnt++;
                    $a_excel->setCell($a_row, $cnt, $this->lng->txt("trac_percentage") . " (%)");
                }
            } else {
                $a_excel->setCell($a_row, $cnt, $labels[$c]["txt"]);
            }
            $cnt++;
        }
        
        $a_excel->setBold("A" . $a_row . ":" . $a_excel->getColumnCoord($cnt) . $a_row);
    }

    protected function fillRowExcel(ilExcel $a_excel, &$a_row, $a_set)
    {
        $a_excel->setCell($a_row, 0, $a_set["login"]);

        $cnt = 1;
        foreach ($this->getSelectedColumns() as $c) {
            switch ($c) {
                case (substr($c, 0, 4) == "obj_"):
                    $obj_id = substr($c, 4);
                    $val = ilLearningProgressBaseGUI::_getStatusText((int) $a_set[$c]);
                    $a_excel->setCell($a_row, $cnt, $val);
                    
                    if (is_array($this->perc_map) && $this->perc_map[$obj_id]) {
                        $cnt++;
                        $perc = (int) $a_set[$c . "_perc"];
                        $perc = !$perc
                            ? null
                            : $perc . "%";
                        $a_excel->setCell($a_row, $cnt, $perc);
                    }
                    break;
                
                case (substr($c, 0, 6) == "objtv_"):
                case (substr($c, 0, 7) == "objsco_"):
                case (substr($c, 0, 7) == "objsub_"):
                    $val = ilLearningProgressBaseGUI::_getStatusText((int) $a_set[$c]);
                    $a_excel->setCell($a_row, $cnt, $val);
                    break;
                
                /* #14142
                case "last_access":
                case "spent_seconds":
                case "status_changed":
                */
                default:
                    $val = $this->parseValue($c, $a_set[$c], "user");
                    $a_excel->setCell($a_row, $cnt, $val);
                    break;
                    
            }
            $cnt++;
        }
    }

    protected function fillHeaderCSV($a_csv)
    {
        global $ilObjDataCache;
        
        $a_csv->addColumn($this->lng->txt("login"));

        $labels = $this->getSelectableColumns();
        foreach ($this->getSelectedColumns() as $c) {
            if (substr($c, 0, 4) == "obj_") {
                $obj_id = substr($c, 4);
                $type = $ilObjDataCache->lookupType($obj_id);
                $a_csv->addColumn("(" . $this->lng->txt($type) . ") " . $labels[$c]["txt"]);
                
                if (is_array($this->perc_map) && $this->perc_map[$obj_id]) {
                    $a_csv->addColumn($this->lng->txt("trac_percentage") . " (%)");
                }
            } else {
                $a_csv->addColumn($labels[$c]["txt"]);
            }
        }

        $a_csv->addRow();
    }

    protected function fillRowCSV($a_csv, $a_set)
    {
        $a_csv->addColumn($a_set["login"]);

        foreach ($this->getSelectedColumns() as $c) {
            switch ($c) {
                case (substr($c, 0, 4) == "obj_"):
                    $obj_id = substr($c, 4);
                    $val = ilLearningProgressBaseGUI::_getStatusText((int) $a_set[$c]);
                    $a_csv->addColumn($val);
                    
                    if (is_array($this->perc_map) && $this->perc_map[$obj_id]) {
                        $perc = (int) $a_set[$c . "_perc"];
                        if (!$perc) {
                            $perc = null;
                        }
                        $a_csv->addColumn($perc);
                    }
                    break;
                
                case (substr($c, 0, 6) == "objtv_"):
                case (substr($c, 0, 7) == "objsco_"):
                case (substr($c, 0, 7) == "objsub_"):
                    $val = ilLearningProgressBaseGUI::_getStatusText((int) $a_set[$c]);
                    $a_csv->addColumn($val);
                    break;
                
                /* #14142
                case "last_access":
                case "spent_seconds":
                case "status_changed":
                */
                default:
                    $val = $this->parseValue($c, $a_set[$c], "user");
                    $a_csv->addColumn($val);
                    break;
                    
            }
        }

        $a_csv->addRow();
    }
}