class.ilLPObjectStatisticsTableGUI.php

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<?php
/* Copyright (c) 1998-2009 ILIAS open source, Extended GPL, see docs/LICENSE */
 
include_once("./Services/Tracking/classes/class.ilLPTableBaseGUI.php");
 
class ilLPObjectStatisticsTableGUI extends ilLPTableBaseGUI
{
        function __construct($a_parent_obj, $a_parent_cmd, array $a_preselect = null, $a_load_items = true)
        {
                global $ilCtrl, $lng;
 
                $this->preselected = $a_preselect;
 
                $this->setId("lpobjstattbl");
                
                parent::__construct($a_parent_obj, $a_parent_cmd);
                
                $this->setShowRowsSelector(true);
                // $this->setLimit(ilSearchSettings::getInstance()->getMaxHits());
                $this->initFilter();
                
                $this->addColumn("", "", "1", true);
                $this->addColumn($lng->txt("trac_title"), "title");
                $this->addColumn($lng->txt("object_id"), "obj_id");
                if(strpos($this->filter["yearmonth"], "-") === false)
                {
                        foreach($this->getMonthsYear($this->filter["yearmonth"]) as $num => $caption)
                        {
                                $this->addColumn($caption, "month_".$num, "", false, "ilRight");
                        }
                }
                $this->addColumn($lng->txt("total"), "total", "", false, "ilRight");
 
                $this->setTitle($this->lng->txt("trac_object_stat_access"));
 
                // $this->setSelectAllCheckbox("item_id");
                $this->addMultiCommand("showAccessGraph", $lng->txt("trac_show_graph"));
                $this->setResetCommand("resetAccessFilter");
                $this->setFilterCommand("applyAccessFilter");
                
                $this->setFormAction($ilCtrl->getFormAction($a_parent_obj, $a_parent_cmd));
                $this->setRowTemplate("tpl.lp_object_statistics_row.html", "Services/Tracking");
                $this->setEnableHeader(true);
                $this->setEnableNumInfo(true);
                $this->setEnableTitle(true);
                $this->setDefaultOrderField("title");
                $this->setDefaultOrderDirection("asc");
                
                $this->setExportFormats(array(self::EXPORT_EXCEL, self::EXPORT_CSV));
                
                if($a_load_items)
                {
                        $this->getItems();
                }
        }
        
        public function numericOrdering($a_field) 
        {
                if($a_field != "title")
                {
                        return true;
                }
                return false;
        }
 
        public function initFilter()
        {
                global $lng;
 
                $this->setDisableFilterHiding(true);
 
                // object type selection
                include_once("./Services/Form/classes/class.ilSelectInputGUI.php");
                $si = new ilSelectInputGUI($lng->txt("obj_type"), "type");
                $si->setOptions($this->getPossibleTypes(true, false, true));
                $this->addFilterItem($si);
                $si->readFromSession();
                if(!$si->getValue())
                {
                        $si->setValue("crs");
                }
                $this->filter["type"] = $si->getValue();
 
                // title/description
                include_once("./Services/Form/classes/class.ilTextInputGUI.php");
                $ti = new ilTextInputGUI($lng->txt("trac_title_description"), "query");
                $ti->setMaxLength(64);
                $ti->setSize(20);
                $this->addFilterItem($ti);
                $ti->readFromSession();
                $this->filter["query"] = $ti->getValue();
 
                // read_count/spent_seconds
                $si = new ilSelectInputGUI($lng->txt("trac_figure"), "figure");
                $si->setOptions(array("read_count"=>$lng->txt("trac_read_count"),
                        "spent_seconds"=>$lng->txt("trac_spent_seconds"),
                        "users"=>$lng->txt("users")));
                $this->addFilterItem($si);
                $si->readFromSession();
                if(!$si->getValue())
                {
                        $si->setValue("read_count");
                }
                $this->filter["measure"] = $si->getValue();
 
                // year/month
                $si = new ilSelectInputGUI($lng->txt("year")." / ".$lng->txt("month"), "yearmonth");            
                $si->setOptions($this->getMonthsFilter());
                $this->addFilterItem($si);
                $si->readFromSession();
                if(!$si->getValue())
                {
                        $si->setValue(date("Y-m"));
                }
                $this->filter["yearmonth"] = $si->getValue();
        }
 
        function getItems()
        {
                $data = array();
                
                $objects = $this->searchObjects($this->getCurrentFilter(true), "read");
                if($objects)
                {
                        include_once "Services/Tracking/classes/class.ilTrQuery.php";
                        
                        $yearmonth = explode("-", $this->filter["yearmonth"]);
                        if(sizeof($yearmonth) == 1)
                        {
                                foreach(ilTrQuery::getObjectAccessStatistics($objects, $yearmonth[0]) as $obj_id => $months)
                                {
                                        $data[$obj_id]["obj_id"] = $obj_id;
                                        $data[$obj_id]["title"] = ilObject::_lookupTitle($obj_id);
                                        
                                        foreach($months as $month => $values)
                                        {                                       
                                                $idx = $yearmonth[0]."-".str_pad($month, 2, "0", STR_PAD_LEFT);
                                                $data[$obj_id]["month_".$idx] = (int)$values[$this->filter["measure"]];
                                                $data[$obj_id]["total"] += (int)$values[$this->filter["measure"]];
                                        }
                                }
                        }
                        else
                        {
                                foreach(ilTrQuery::getObjectAccessStatistics($objects, $yearmonth[0], (int)$yearmonth[1]) as $obj_id => $days)
                                {
                                        $data[$obj_id]["obj_id"] = $obj_id;
                                        $data[$obj_id]["title"] = ilObject::_lookupTitle($obj_id);
                                        
                                        foreach($days as $day => $values)
                                        {                                       
                                                $data[$obj_id]["day_".$day] = (int)$values[$this->filter["measure"]];
                                                $data[$obj_id]["total"] += (int)$values[$this->filter["measure"]];
                                        }
                                }
                        }
                        
                        // add objects with no usage data
                        foreach(array_keys($objects) as $obj_id)
                        {
                                if(!isset($data[$obj_id]))
                                {
                                        $data[$obj_id]["obj_id"] = $obj_id;
                                        $data[$obj_id]["title"] = ilObject::_lookupTitle($obj_id);
                                }
                        }               
                }
                
                $this->setData($data);
        }
        
        protected function fillRow($a_set)
        {
                global $ilCtrl;
 
                $type = ilObject::_lookupType($a_set["obj_id"]);
 
                $this->tpl->setVariable("OBJ_ID", $a_set["obj_id"]);
                $this->tpl->setVariable("ICON_SRC", ilObject::_getIcon("", "tiny", $type));
                $this->tpl->setVariable("ICON_ALT", $this->lng->txt($type));
                $this->tpl->setVariable("TITLE_TEXT", $a_set["title"]);
                
                if($this->preselected && in_array($a_set["obj_id"], $this->preselected))
                {
                        $this->tpl->setVariable("CHECKBOX_STATE", " checked=\"checked\"");
                }
 
                $sum = 0;
                if(strpos($this->filter["yearmonth"], "-") === false)
                {
                        $this->tpl->setCurrentBlock("month");
                        foreach(array_keys($this->getMonthsYear($this->filter["yearmonth"])) as $num)
                        {
                                $value = (int)$a_set["month_".$num];
                                if($this->filter["measure"] != "spent_seconds")
                                {
                                        $value = $this->anonymizeValue($value);
                                }                                               
                                else 
                                {
                                        $value = $this->formatSeconds($value, true);
                                }
                                $this->tpl->setVariable("MONTH_VALUE", $value);
                                $this->tpl->parseCurrentBlock();
                        }
                }
 
                if($this->filter["measure"] == "spent_seconds")
                {
                        $sum = $this->formatSeconds((int)$a_set["total"], true);
                }
                else 
                {
                        $sum = $this->anonymizeValue((int)$a_set["total"]);
                }       
                $this->tpl->setVariable("TOTAL", $sum);
        }
 
        function getGraph(array $a_graph_items)
        {
                global $lng;            
                
                include_once "Services/Chart/classes/class.ilChart.php";
                $chart = ilChart::getInstanceByType(ilChart::TYPE_GRID, "objstacc");
                $chart->setSize(700, 500);
 
                $legend = new ilChartLegend();
                $chart->setLegend($legend);
 
                $max_value = 0;
                foreach($this->getData() as $object)
                {
                        if(in_array($object["obj_id"], $a_graph_items))
                        {
                                $series = $chart->getDataInstance(ilChartGrid::DATA_LINES);
                                $series->setLabel(ilObject::_lookupTitle($object["obj_id"]));
 
                                if(strpos($this->filter["yearmonth"], "-") === false)
                                {
                                        foreach(array_keys($this->getMonthsYear($this->filter["yearmonth"])) as $idx => $num)
                                        {
                                                $value = (int)$object["month_".$num];
                                                $max_value = max($max_value, $value);
                                                if($this->filter["measure"] != "spent_seconds")
                                                {
                                                        $value = $this->anonymizeValue($value, true);
                                                }       
                                                $series->addPoint($idx, $value);
                                        }
                                }
                                else
                                {
                                        for($loop = 1; $loop<32; $loop++)
                                        {
                                                $value = (int)$object["day_".$loop];
                                                $max_value = max($max_value, $value);
                                                if($this->filter["measure"] != "spent_seconds")
                                                {
                                                        $value = $this->anonymizeValue($value, true);
                                                }       
                                                $series->addPoint($loop, $value);
                                        }
                                }
 
                                $chart->addData($series);
                        }
                }
                
                $value_ticks = $this->buildValueScale($max_value, ($this->filter["measure"] != "spent_seconds"),
                        ($this->filter["measure"] == "spent_seconds"));
                
                $labels = array();
                if(strpos($this->filter["yearmonth"], "-") === false)
                {
                        foreach(array_values($this->getMonthsYear($this->filter["yearmonth"], true)) as $idx => $caption)
                        {
                                $labels[$idx] = $caption;
                        }
                }
                else
                {
                        for($loop = 1; $loop<32; $loop++)
                        {
                                $labels[$loop] = $loop.".";
                        }
                }
                $chart->setTicks($labels, $value_ticks, true);
 
                return $chart->getHTML();
        }
        
        protected function fillMetaExcel()
        {
                
        }
        
        protected function fillRowExcel($a_worksheet, &$a_row, $a_set)
        {
                $a_worksheet->write($a_row, 0, ilObject::_lookupTitle($a_set["obj_id"]));
                $a_worksheet->write($a_row, 1, $a_set["obj_id"]);
                        
                $col = 1;
                if(strpos($this->filter["yearmonth"], "-") === false)
                {
                        foreach(array_keys($this->getMonthsYear($this->filter["yearmonth"])) as $num)
                        {
                                $value = (int)$a_set["month_".$num];
                                if($this->filter["measure"] != "spent_seconds")
                                {
                                        $value = $this->anonymizeValue($value);
                                }       
                                
                                $col++;
                                $a_worksheet->write($a_row, $col, $value);
                        }
                }
                
                if($this->filter["measure"] == "spent_seconds")
                {
                        // keep seconds
                        // $sum = $this->formatSeconds((int)$a_set["total"]);
                        $sum = (int)$a_set["total"];
                }
                else 
                {
                        $sum = $this->anonymizeValue((int)$a_set["total"]);
                }       
                $col++;
                $a_worksheet->write($a_row, $col, $sum);
        }
        
        protected function fillMetaCSV()
        {
                
        }
        
        protected function fillRowCSV($a_csv, $a_set)
        {
                $a_csv->addColumn(ilObject::_lookupTitle($a_set["obj_id"]));
                $a_csv->addColumn($a_set["obj_id"]);
                        
                if(strpos($this->filter["yearmonth"], "-") === false)
                {
                        foreach(array_keys($this->getMonthsYear($this->filter["yearmonth"])) as $num)
                        {
                                $value = (int)$a_set["month_".$num];
                                if($this->filter["measure"] != "spent_seconds")
                                {
                                        $value = $this->anonymizeValue($value);
                                }       
                                
                                $a_csv->addColumn($value);
                        }
                }
                
                if($this->filter["measure"] == "spent_seconds")
                {
                        // keep seconds
                        // $sum = $this->formatSeconds((int)$a_set["total"]);
                        $sum = (int)$a_set["total"];
                }       
                else 
                {
                        $sum = $this->anonymizeValue((int)$a_set["total"]);
                }       
                $a_csv->addColumn($sum);
                
                $a_csv->addRow();
        }
}
 
?>