[moodle.git] / mod / feedback / item / numeric / lib.php

<?php  // $Id$
defined('FEEDBACK_INCLUDE_TEST') OR die('not allowed');
require_once($CFG->dirroot.'/mod/feedback/item/feedback_item_class.php');

class feedback_item_numeric extends feedback_item_base {
    var $type = "numeric";
    function init() {
    
    }
    
    function show_edit($item) {
        global $CFG;
        
        require_once('numeric_form.php');
        
        $item_form = new feedback_numeric_form();

        $item->presentation = empty($item->presentation) ? '' : $item->presentation;
        $item->name = empty($item->name) ? '' : $item->name;
        
        $item->required = isset($item->required) ? $item->required : 0;
        if($item->required) {
            $item_form->requiredcheck->setValue(true);
        }

        $item_form->itemname->setValue($item->name);
        
        $range_from_to = explode('|',$item->presentation);
        $range_from = isset($range_from_to[0]) ? intval($range_from_to[0]) : 0;
        $range_to = isset($range_from_to[1]) ? intval($range_from_to[1]) : 0;
        
        $item_form->selectfrom->setValue($range_from);
        
        $item_form->selectto->setValue($range_to);
        
        return $item_form;
    }

    //liefert eine Struktur ->name, ->data = array(mit Antworten)
    function get_analysed($item, $groupid = false, $courseid = false) {
        global $DB;

        $analysed = null;
        $analysed->data = array();
        $analysed->name = $item->name;
        //$values = $DB->get_records('feedback_value', array('item'=>$item->id));
        $values = feedback_get_group_values($item, $groupid, $courseid);
        
        $avg = 0.0;
        $counter = 0;
        if($values) {
            $data = array();
            foreach($values as $value) {
                if(is_numeric($value->value)) {
                    $data[] = $value->value;
                    $avg += $value->value;
                    $counter++;
                }
            }
            $avg = $counter > 0 ? $avg / $counter : 0;
            $analysed->data = $data;
            $analysed->avg = $avg;
        }
        return $analysed;
    }

    function get_printval($item, $value) {
        if(!isset($value->value)) return '';
        
        return $value->value;
    }

    function print_analysed($item, $itemnr = '', $groupid = false, $courseid = false) {
        $sep_dec = get_string('separator_decimal', 'feedback');
        if(substr($sep_dec, 0, 2) == '[['){
            $sep_dec = FEEDBACK_DECIMAL;
        }
        
        $sep_thous = get_string('separator_thousand', 'feedback');
        if(substr($sep_thous, 0, 2) == '[['){
            $sep_thous = FEEDBACK_THOUSAND;
        }
        
        // $values = feedback_get_group_values($item, $groupid, $courseid);
        $values = $this->get_analysed($item, $groupid, $courseid);

        if(isset($values->data) AND is_array($values->data)) {
            //echo '<table>';2
            // $itemnr++;
            echo '<tr><th colspan="2" align="left">'. $itemnr . '&nbsp;' . $item->name .'</th></tr>';
            foreach($values->data as $value) {
                echo '<tr><td colspan="2" valign="top" align="left">-&nbsp;&nbsp;' . $value . '</td></tr>';
            }
            //echo '</table>';
            if(isset($values->avg)) {
                $avg = number_format($values->avg, 2, $sep_dec, $sep_thous);
            } else {
                $avg = number_format(0, 2, $sep_dec, $sep_thous);
            }
            echo '<tr><td align="left" colspan="2"><b>'.get_string('average', 'feedback').': '.$avg.'</b></td></tr>';
        }
        // return $itemnr;
    }

    function excelprint_item(&$worksheet, $rowOffset, $item, $groupid, $courseid = false) {
        $analysed_item = $this->get_analysed($item, $groupid, $courseid);

        $worksheet->setFormat("<l><f><ro2><vo><c:green>");
        $worksheet->write_string($rowOffset, 0, $item->name);
        $data = $analysed_item->data;
        if(is_array($data)) {
            // $worksheet->setFormat("<l><ro2><vo>");
            // $worksheet->write_number($rowOffset, 1, $data[0]);
            // $rowOffset++;
            // for($i = 1; $i < sizeof($data); $i++) {
                // $worksheet->setFormat("<l><vo>");
                // $worksheet->write_number($rowOffset, 1, $data[$i]);
                // $rowOffset++;
            // }
        
            //mittelwert anzeigen
            $worksheet->setFormat("<l><f><ro2><vo><c:red>");
            $worksheet->write_string($rowOffset, 1, get_string('average', 'feedback'));
            
            $worksheet->setFormat("<l><f><vo>");
            $worksheet->write_number($rowOffset + 1, 1, $analysed_item->avg);
            $rowOffset++;
        }
        $rowOffset++;
        return $rowOffset;
    }

    function print_item($item, $value = false, $readonly = false, $edit = false, $highlightrequire = false){
        $align = get_string('thisdirection') == 'ltr' ? 'left' : 'right';
        
        //get the range
        $range_from_to = explode('|',$item->presentation);
        //get the min-value
        $range_from = isset($range_from_to[0]) ? intval($range_from_to[0]) : 0;
        //get the max-value
        $range_to = isset($range_from_to[1]) ? intval($range_from_to[1]) : 0;
        if($highlightrequire AND (!$this->check_value($value, $item))) {
            $highlight = 'bgcolor="#FFAAAA" class="missingrequire"';
        }else {
            $highlight = '';
        }
        $requiredmark =  ($item->required == 1)?'<span class="feedback_required_mark">*</span>':'';
    ?>
        <td <?php echo $highlight;?> valign="top" align="<?php echo $align;?>">
            <?php 
                echo format_text($item->name . $requiredmark, true, false, false);
                switch(true) {
                    case ($range_from === 0 AND $range_to > 0):
                        echo ' ('.get_string('maximal', 'feedback').': '.$range_to.')';
                        break;
                    case ($range_from > 0 AND $range_to === 0):
                        echo ' ('.get_string('minimal', 'feedback').': '.$range_from.')';
                        break;
                    case ($range_from === 0 AND $range_to === 0):
                        break;
                    default:
                        echo ' ('.$range_from.'-'.$range_to.')';
                        break;
                }
            ?>
        </td>
        <td valign="top" align="<?php echo $align;?>">
    <?php
        if($readonly){
            // print_simple_box_start($align);
            print_box_start('generalbox boxalign'.$align);
            echo $value ? $value : '&nbsp;';
            // print_simple_box_end();
            print_box_end();
        }else {
    ?>
            <input type="text" name="<?php echo $item->typ.'_'.$item->id; ?>"
                                    size="10"
                                    maxlength="10"
                                    value="<?php echo $value ? $value : ''; ?>" />
    <?php
        }
    ?>
        </td>
    <?php
    }

    function check_value($value, $item) {
        //if the item is not required, so the check is true if no value is given
        if((!isset($value) OR $value == '') AND $item->required != 1) return true;
        if(!is_numeric($value))return false;
        
        $range_from_to = explode('|',$item->presentation);
        $range_from = isset($range_from_to[0]) ? intval($range_from_to[0]) : 0;
        $range_to = isset($range_from_to[1]) ? intval($range_from_to[1]) : 0;
        
        switch(true) {
            case ($range_from === 0 AND $range_to > 0):
                if(intval($value) <= $range_to) return true;
                break;
            case ($range_from > 0 AND $range_to === 0):
                if(intval($value) >= $range_from) return true;
                break;
            case ($range_from === 0 AND $range_to === 0):
                return true;
                break;
            default:
                if(intval($value) >= $range_from AND intval($value) <= $range_to) return true;
                break;
        }
        
        return false;
    }

    function create_value($data) {
        if($data AND $data != '') {
            $data = intval($data);
        }else {
            $data = '';
        }
        return $data;
    }

    function get_presentation($data) {
        return $data->numericrangefrom . '|'. $data->numericrangeto;
    }

    function get_hasvalue() {
        return 1;
    }
}
?>
Commit	Line	Data
c70ad9f7	1	<?php // $Id$
	2	defined('FEEDBACK_INCLUDE_TEST') OR die('not allowed');
	3	require_once($CFG->dirroot.'/mod/feedback/item/feedback_item_class.php');
	4
	5	class feedback_item_numeric extends feedback_item_base {
	6	var $type = "numeric";
	7	function init() {
	8
	9	}
	10
6ee09cfe	11	function show_edit($item) {
	12	global $CFG;
	13
	14	require_once('numeric_form.php');
	15
	16	$item_form = new feedback_numeric_form();
c70ad9f7	17
6ee09cfe	18	$item->presentation = empty($item->presentation) ? '' : $item->presentation;
	19	$item->name = empty($item->name) ? '' : $item->name;
	20
	21	$item->required = isset($item->required) ? $item->required : 0;
	22	if($item->required) {
	23	$item_form->requiredcheck->setValue(true);
	24	}
c70ad9f7	25
6ee09cfe	26	$item_form->itemname->setValue($item->name);
	27
	28	$range_from_to = explode('\|',$item->presentation);
	29	$range_from = isset($range_from_to[0]) ? intval($range_from_to[0]) : 0;
	30	$range_to = isset($range_from_to[1]) ? intval($range_from_to[1]) : 0;
	31
	32	$item_form->selectfrom->setValue($range_from);
	33
	34	$item_form->selectto->setValue($range_to);
	35
	36	return $item_form;
c70ad9f7	37	}
	38
	39	//liefert eine Struktur ->name, ->data = array(mit Antworten)
	40	function get_analysed($item, $groupid = false, $courseid = false) {
0085fff8	41	global $DB;
0085fff8	42
c70ad9f7	43	$analysed = null;
	44	$analysed->data = array();
	45	$analysed->name = $item->name;
0085fff8	46	//$values = $DB->get_records('feedback_value', array('item'=>$item->id));
c70ad9f7	47	$values = feedback_get_group_values($item, $groupid, $courseid);
	48
	49	$avg = 0.0;
	50	$counter = 0;
	51	if($values) {
	52	$data = array();
	53	foreach($values as $value) {
	54	if(is_numeric($value->value)) {
	55	$data[] = $value->value;
	56	$avg += $value->value;
	57	$counter++;
	58	}
	59	}
	60	$avg = $counter > 0 ? $avg / $counter : 0;
	61	$analysed->data = $data;
	62	$analysed->avg = $avg;
	63	}
	64	return $analysed;
	65	}
	66
	67	function get_printval($item, $value) {
	68	if(!isset($value->value)) return '';
	69
	70	return $value->value;
	71	}
	72
efc59167	73	function print_analysed($item, $itemnr = '', $groupid = false, $courseid = false) {
c70ad9f7	74	$sep_dec = get_string('separator_decimal', 'feedback');
	75	if(substr($sep_dec, 0, 2) == '[['){
	76	$sep_dec = FEEDBACK_DECIMAL;
	77	}
	78
	79	$sep_thous = get_string('separator_thousand', 'feedback');
	80	if(substr($sep_thous, 0, 2) == '[['){
	81	$sep_thous = FEEDBACK_THOUSAND;
	82	}
	83
	84	// $values = feedback_get_group_values($item, $groupid, $courseid);
	85	$values = $this->get_analysed($item, $groupid, $courseid);
	86
	87	if(isset($values->data) AND is_array($values->data)) {
	88	//echo '<table>';2
efc59167	89	// $itemnr++;
294ce987	90	echo '<tr><th colspan="2" align="left">'. $itemnr . ' ' . $item->name .'</th></tr>';
c70ad9f7	91	foreach($values->data as $value) {
	92	echo '<tr><td colspan="2" valign="top" align="left">-  ' . $value . '</td></tr>';
	93	}
	94	//echo '</table>';
efc59167	95	if(isset($values->avg)) {
	96	$avg = number_format($values->avg, 2, $sep_dec, $sep_thous);
	97	} else {
	98	$avg = number_format(0, 2, $sep_dec, $sep_thous);
	99	}
c70ad9f7	100	echo '<tr><td align="left" colspan="2"><b>'.get_string('average', 'feedback').': '.$avg.'</b></td></tr>';
c70ad9f7	101	}
efc59167	102	// return $itemnr;
c70ad9f7	103	}
	104
	105	function excelprint_item(&$worksheet, $rowOffset, $item, $groupid, $courseid = false) {
	106	$analysed_item = $this->get_analysed($item, $groupid, $courseid);
	107
	108	$worksheet->setFormat("<l><f><ro2><vo><c:green>");
294ce987	109	$worksheet->write_string($rowOffset, 0, $item->name);
c70ad9f7	110	$data = $analysed_item->data;
	111	if(is_array($data)) {
	112	// $worksheet->setFormat("<l><ro2><vo>");
	113	// $worksheet->write_number($rowOffset, 1, $data[0]);
	114	// $rowOffset++;
	115	// for($i = 1; $i < sizeof($data); $i++) {
	116	// $worksheet->setFormat("<l><vo>");
	117	// $worksheet->write_number($rowOffset, 1, $data[$i]);
	118	// $rowOffset++;
	119	// }
	120
	121	//mittelwert anzeigen
	122	$worksheet->setFormat("<l><f><ro2><vo><c:red>");
	123	$worksheet->write_string($rowOffset, 1, get_string('average', 'feedback'));
	124
	125	$worksheet->setFormat("<l><f><vo>");
	126	$worksheet->write_number($rowOffset + 1, 1, $analysed_item->avg);
	127	$rowOffset++;
	128	}
	129	$rowOffset++;
	130	return $rowOffset;
	131	}
	132
	133	function print_item($item, $value = false, $readonly = false, $edit = false, $highlightrequire = false){
	134	$align = get_string('thisdirection') == 'ltr' ? 'left' : 'right';
	135
	136	//get the range
	137	$range_from_to = explode('\|',$item->presentation);
	138	//get the min-value
	139	$range_from = isset($range_from_to[0]) ? intval($range_from_to[0]) : 0;
	140	//get the max-value
	141	$range_to = isset($range_from_to[1]) ? intval($range_from_to[1]) : 0;
	142	if($highlightrequire AND (!$this->check_value($value, $item))) {
	143	$highlight = 'bgcolor="#FFAAAA" class="missingrequire"';
	144	}else {
	145	$highlight = '';
	146	}
	147	$requiredmark = ($item->required == 1)?'<span class="feedback_required_mark">*</span>':'';
	148	?>
	149	<td <?php echo $highlight;?> valign="top" align="<?php echo $align;?>">
	150	<?php
294ce987	151	echo format_text($item->name . $requiredmark, true, false, false);
c70ad9f7	152	switch(true) {
	153	case ($range_from === 0 AND $range_to > 0):
	154	echo ' ('.get_string('maximal', 'feedback').': '.$range_to.')';
	155	break;
	156	case ($range_from > 0 AND $range_to === 0):
	157	echo ' ('.get_string('minimal', 'feedback').': '.$range_from.')';
	158	break;
	159	case ($range_from === 0 AND $range_to === 0):
	160	break;
	161	default:
	162	echo ' ('.$range_from.'-'.$range_to.')';
	163	break;
	164	}
	165	?>
	166	</td>
	167	<td valign="top" align="<?php echo $align;?>">
	168	<?php
	169	if($readonly){
	170	// print_simple_box_start($align);
	171	print_box_start('generalbox boxalign'.$align);
	172	echo $value ? $value : ' ';
	173	// print_simple_box_end();
	174	print_box_end();
	175	}else {
	176	?>
	177	<input type="text" name="<?php echo $item->typ.'_'.$item->id; ?>"
	178	size="10"
	179	maxlength="10"
	180	value="<?php echo $value ? $value : ''; ?>" />
	181	<?php
	182	}
	183	?>
	184	</td>
	185	<?php
	186	}
	187
	188	function check_value($value, $item) {
	189	//if the item is not required, so the check is true if no value is given
	190	if((!isset($value) OR $value == '') AND $item->required != 1) return true;
	191	if(!is_numeric($value))return false;
	192
	193	$range_from_to = explode('\|',$item->presentation);
	194	$range_from = isset($range_from_to[0]) ? intval($range_from_to[0]) : 0;
	195	$range_to = isset($range_from_to[1]) ? intval($range_from_to[1]) : 0;
	196
	197	switch(true) {
	198	case ($range_from === 0 AND $range_to > 0):
	199	if(intval($value) <= $range_to) return true;
	200	break;
	201	case ($range_from > 0 AND $range_to === 0):
	202	if(intval($value) >= $range_from) return true;
	203	break;
	204	case ($range_from === 0 AND $range_to === 0):
	205	return true;
	206	break;
	207	default:
	208	if(intval($value) >= $range_from AND intval($value) <= $range_to) return true;
	209	break;
	210	}
	211
	212	return false;
	213	}
	214
	215	function create_value($data) {
216	if($data AND $data != '') {
217	$data = intval($data);
218	}else {
219	$data = '';
220	}
221	return $data;
222	}
223
224	function get_presentation($data) {
225	return $data->numericrangefrom . '\|'. $data->numericrangeto;
226	}
227
228	function get_hasvalue() {
229	return 1;
230	}
231	}
232	?>