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chamilo-lms
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added evaluations graph for dashboard interface

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skala
Cristian Fasanando 15 years ago
parent db3929f597
commit 467036ba88
6 changed files with 270 additions and 231 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
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  1. 6
      main/gradebook/lib/be/exerciselink.class.php
  2. 2
      main/gradebook/lib/be/forumthreadlink.class.php
  3. 93
      main/gradebook/lib/flatview_data_generator.class.php
  4. 23
      main/gradebook/lib/gradebook_functions.inc.php
  5. 16
      main/inc/lib/pchart/pChart.class.php
  6. 361
      plugin/dashboard/block_evaluation_graph/block_evaluation_graph.class.php

6
main/gradebook/lib/be/exerciselink.class.php
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@ -118,8 +118,10 @@ class ExerciseLink extends AbstractLink
$sql = 'SELECT * FROM '.$tbl_stats.' WHERE exe_exo_id = '.(int)$this->get_ref_id().' AND orig_lp_id = 0 AND orig_lp_item_id = 0';
if (isset($stud_id)){
$currect_course=api_get_course_id();
$course_code_exe=(strlen($currect_course)===0) ? $this->get_course_code() : api_get_course_id();
//$currect_course=api_get_course_id();
//$course_code_exe = (strlen($currect_course)===0) ? $this->get_course_code() : api_get_course_id();
$course_code_exe = $this->get_course_code();
$sql .= ' AND exe_cours_id="'.$course_code_exe.'" AND exe_user_id = '."'".$stud_id."'";
}

2
main/gradebook/lib/be/forumthreadlink.class.php
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@ -127,7 +127,7 @@ class ForumThreadLink extends AbstractLink
if ($database_name!="") {
$thread_qualify = Database :: get_course_table(TABLE_FORUM_THREAD_QUALIFY, $database_name);
$sql = 'SELECT thread_qualify_max FROM '.Database :: get_course_table(TABLE_FORUM_THREAD, $database_name)." WHERE thread_id = '".$this->get_ref_id()."' AND session_id=".api_get_session_id()."";
$sql = 'SELECT thread_qualify_max FROM '.Database :: get_course_table(TABLE_FORUM_THREAD, $database_name)." WHERE thread_id = '".$this->get_ref_id()."'";
$query = Database::query($sql);
$assignment = Database::fetch_array($query);

93
main/gradebook/lib/flatview_data_generator.class.php
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@ -188,86 +188,53 @@ class FlatViewDataGenerator
/**
* Get actual array data evaluation/link scores
*/
public function get_evaluation_sumary_results ($users_sorting = 0,
$users_start = 0, $users_count = null,
$items_start = 0, $items_count = null,
$ignore_score_color = false) {
// do some checks on users/items counts, redefine if invalid values
if (!isset($users_count)) {
$users_count = count ($this->users) - $users_start;
}
if ($users_count < 0) {
$users_count = 0;
}
if (!isset($items_count)) {
$items_count = count ($this->evals) + count ($this->links) - $items_start;
}
if ($items_count < 0) {
$items_count = 0;
}
// copy users to a new array that we will sort
// TODO - needed ?
public function get_evaluation_sumary_results ($session_id = null) {
$usertable = array ();
foreach ($this->users as $user) {
$usertable[] = $user;
}
// sort users array
if ($users_sorting & self :: FVDG_SORT_LASTNAME) {
usort($usertable, array ('FlatViewDataGenerator','sort_by_last_name'));
} elseif ($users_sorting & self :: FVDG_SORT_FIRSTNAME) {
usort($usertable, array ('FlatViewDataGenerator','sort_by_first_name'));
}
if ($users_sorting & self :: FVDG_SORT_DESC) {
$usertable = array_reverse($usertable);
}
// select the requested users
$selected_users = array_slice($usertable, $users_start, $users_count);
// generate actual data array
$scoredisplay = ScoreDisplay :: instance();
$data= array ();
$displaytype = SCORE_DIV;
if ($ignore_score_color) {
$displaytype |= SCORE_IGNORE_SPLIT;
}
foreach ($this->users as $user) { $usertable[] = $user; }
$selected_users = $usertable;
// generate actual data array for all selected users
$data = array();
foreach ($selected_users as $user) {
$row = array ();
$item_value=0;
$item_total=0;
for ($count=0;($count < $items_count ) && ($items_start + $count < count($this->evals_links));$count++) {
$item = $this->evals_links [$count + $items_start];
$score = $item->calc_score($user[0]);
for ($count=0;$count < count($this->evals_links); $count++) {
$item = $this->evals_links [$count];
$score = $item->calc_score($user[0]);
$porcent_score = $score[1] ?round(($score[0]*100)/$score[1]):0;
$row[$item->get_name()] = $porcent_score;
$row[$item->get_name()] = $porcent_score;
}
unset($score);
$data[$user[0]] = $row;
$data[$user[0]] = $row;
}
// get evaluations for every user by item
$data_by_item = array();
foreach ($data as $key => $value) {
foreach ($data as $uid => $items) {
$tmp = array();
foreach ($value as $item => $val) {
foreach ($items as $item => $value) {
$tmp[] = $item;
if (in_array($item,$tmp)) {
$data_by_item[$item][] = $val;
$data_by_item[$item][$uid] = $value;
}
}
}
var_dump($data_by_item);
return $data;
// get evaluation sumary results (maximum, minimum and average of evaluations for all students)
$result = array();
$maximum = $minimum = $average = 0;
foreach ($data_by_item as $k => $v) {
$average = round(array_sum($v)/count($v));
arsort($v);
$maximum = array_shift($v);
$minimum = array_pop($v);
$sumary_item = array('max'=>$maximum, 'min'=>$minimum, 'avg'=>$average);
$result[$k] = $sumary_item;
}
return $result;
}

23
main/gradebook/lib/gradebook_functions.inc.php
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@ -339,29 +339,6 @@ function get_printable_data($users,$alleval, $alllinks) {
return array ($header_names, $newarray);
}
function get_evaluation_sumary_result($users,$alleval, $alllinks) {
$datagen = new FlatViewDataGenerator ($users, $alleval, $alllinks);
$offset = isset($_GET['offset']) ? $_GET['offset'] : '0';
$count = (($offset + 10) > $datagen->get_total_items_count()) ? ($datagen->get_total_items_count() - $offset) : 10;
$header_names = $datagen->get_evaluation_items($offset, $count);
$data_array = $datagen->get_evaluation_sumary_results(FlatViewDataGenerator :: FVDG_SORT_LASTNAME, 0, null, $offset, $count, true);
$newarray = array();
foreach ($data_array as $data) {
$newarray[] = array_slice($data, 1);
}
return array ($header_names, $newarray);
}
/**
* XML-parser: handle character data

16
main/inc/lib/pchart/pChart.class.php
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@ -2015,18 +2015,8 @@
}
if ( $Shadow && $Alpha == 100 )
$X1 = $YZero;
$Y1 = $XPos+1;
$X2 = $YPos;
$Y2 = $XPos+$SeriesWidth-1;
//$this->drawRectangle($XPos+1,$YZero,$XPos+$SeriesWidth-1,$YPos,25,25,25,TRUE,$Alpha);
//$this->drawFilledRectangle($XPos+1,$YZero,$XPos+$SeriesWidth-1,$YPos,$this->Palette[$ColorID]["R"],$this->Palette[$ColorID]["G"],$this->Palette[$ColorID]["B"],TRUE,$Alpha);
$this->drawRectangle($X1,$Y1,$X2,$Y2,$YPos,25,25,25,TRUE,$Alpha);
$this->drawFilledRectangle($X1,$Y1,$X2,$Y2,$this->Palette[$ColorID]["R"],$this->Palette[$ColorID]["G"],$this->Palette[$ColorID]["B"],TRUE,$Alpha);
$this->drawRectangle($XPos+1,$YZero,$XPos+$SeriesWidth-1,$YPos,25,25,25,TRUE,$Alpha);
$this->drawFilledRectangle($XPos+1,$YZero,$XPos+$SeriesWidth-1,$YPos,$this->Palette[$ColorID]["R"],$this->Palette[$ColorID]["G"],$this->Palette[$ColorID]["B"],TRUE,$Alpha);
}
}
$XPos = $XPos + $this->DivisionWidth;
@ -2098,8 +2088,6 @@
}
}
/* This function draw a limits bar graphs */
function drawLimitsGraph($Data,$DataDescription,$R=0,$G=0,$B=0)
{

361
plugin/dashboard/block_evaluation_graph/block_evaluation_graph.class.php
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@ -11,21 +11,13 @@
*/
require_once api_get_path(LIBRARY_PATH).'usermanager.lib.php';
require_once api_get_path(LIBRARY_PATH).'course.lib.php';
require_once api_get_path(LIBRARY_PATH).'tracking.lib.php';
require_once api_get_path(LIBRARY_PATH).'attendance.lib.php';
require_once api_get_path(LIBRARY_PATH).'sessionmanager.lib.php';
require_once api_get_path(LIBRARY_PATH).'tracking.lib.php';
require_once api_get_path(LIBRARY_PATH).'pchart/pData.class.php';
require_once api_get_path(LIBRARY_PATH).'pchart/pChart.class.php';
require_once api_get_path(LIBRARY_PATH).'pchart/pCache.class.php';
require_once api_get_path(SYS_CODE_PATH).'gradebook/lib/be/gradebookitem.class.php';
require_once api_get_path(SYS_CODE_PATH).'gradebook/lib/be/evaluation.class.php';
require_once api_get_path(SYS_CODE_PATH).'gradebook/lib/be/result.class.php';
require_once api_get_path(SYS_CODE_PATH).'gradebook/lib/be/linkfactory.class.php';
require_once api_get_path(SYS_CODE_PATH).'gradebook/lib/flatview_data_generator.class.php';
require_once api_get_path(SYS_CODE_PATH).'gradebook/lib/scoredisplay.class.php';
require_once api_get_path(SYS_CODE_PATH).'gradebook/lib/gradebook_functions.inc.php';
require_once api_get_path(SYS_CODE_PATH).'gradebook/lib/be/category.class.php';
@ -37,23 +29,23 @@ require_once api_get_path(SYS_CODE_PATH).'gradebook/lib/be/category.class.php';
class BlockEvaluationGraph extends Block {
private $user_id;
private $courses;
private $sessions;
private $path;
/**
* Constructor
*/
public function __construct ($user_id) {
/*
$this->user_id = $user_id;
public function __construct ($user_id) {
$this->path = 'block_evaluation_graph';
$this->user_id = $user_id;
if (api_is_platform_admin()) {
$this->courses = CourseManager::get_real_course_list();
$this->sessions = SessionManager::get_sessions_list();
} else if (api_is_drh()) {
$this->sessions = SessionManager::get_sessions_followed_by_drh($user_id);
}
$this->path = 'block_evaluation_graph';
*/
$this->courses = CourseManager::get_courses_followed_by_drh($user_id);
$this->sessions = SessionManager::get_sessions_followed_by_drh($user_id);
}
}
/**
@ -67,23 +59,40 @@ class BlockEvaluationGraph extends Block {
$column = 1;
$data = array();
/*
if (api_is_platform_admin()) {
$student_content_html = $this->get_students_content_html_for_platform_admin();
} else if (api_is_drh()) {*/
$evaluations_graph = $this->get_evaluations_graph();
//}
$evaluations_base_courses_graph = $this->get_evaluations_base_courses_graph();
$evaluations_courses_in_sessions_graph = $this->get_evaluations_courses_in_sessions_graph();
$html = '
<li class="widget color-orange" id="intro">
<div class="widget-head">
<h3>'.get_lang('EvaluatiosGraph').'</h3>
<h3>'.get_lang('EvaluationsGraph').'</h3>
<div class="widget-actions"><a onclick="javascript:if(!confirm(\''.addslashes(api_htmlentities(get_lang('ConfirmYourChoice'),ENT_QUOTES,$charset)).'\')) return false;" href="index.php?action=disable_block&path='.$this->path.'">'.Display::return_icon('close.gif',get_lang('Close')).'</a></div>
</div>
<div class="widget-content" align="center">
'.$evaluations_graph.'
</div>
<div class="widget-content" align="center">';
if (empty($evaluations_base_courses_graph) && empty($evaluations_courses_in_sessions_graph)) {
$html .= '<p>'.api_convert_encoding(get_lang('GraphicNotAvailable'),'UTF-8').'</p>';
} else {
// display evaluations base courses graph
if (!empty($evaluations_base_courses_graph)) {
foreach ($evaluations_base_courses_graph as $course_code => $img_html) {
$html .= '<div><strong>'.$course_code.'</strong></div>';
$html .= $img_html;
}
}
// display evaluations base courses graph
if (!empty($evaluations_courses_in_sessions_graph)) {
foreach ($evaluations_courses_in_sessions_graph as $session_id => $courses) {
$session_name = api_get_session_name($session_id);
$html .= '<div><strong>'.$session_name.':'.get_lang('Evaluations').'</strong></div>';
foreach ($courses as $course_code => $img_html) {
$html .= '<div><strong>'.$course_code.'</strong></div>';
$html .= $img_html;
}
}
}
}
$html .= '</div>
</li>
';
@ -95,115 +104,211 @@ class BlockEvaluationGraph extends Block {
}
/**
* This method return a graph containing informations about evaluations, it's used inside get_block method for showing it inside dashboard interface
* This method return a graph containing informations about evaluations inside base courses, it's used inside get_block method for showing it inside dashboard interface
* @return string img html
*/
public function get_evaluations_graph() {
public function get_evaluations_base_courses_graph() {
/*
$graph = '';
$graphs = array();
$courses_code = array_keys($this->courses);
foreach ($courses_code as $course_code) {
$cats = Category::load(null, null, $course_code, null, null, null, false);
if (isset($cats)) {
$alleval = $cats[0]->get_evaluations(null, true, $course_code);
$alllinks = $cats[0]->get_links(null, true);
$users = get_all_users($alleval, $alllinks);
$datagen = new FlatViewDataGenerator ($users, $alleval, $alllinks);
$course_code = 'CURSO1';
$cats = Category::load(null, null, $course_code, null, null, null, false);
$alleval = $cats[0]->get_evaluations(null, true, 'CURSO1');
$alllinks = $cats[0]->get_links(null, true);
$users = get_all_users($alleval, $alllinks);
$printable_data = get_evaluation_sumary_result($users, $alleval, $alllinks);
//var_dump($printable_data);
/*
$links = array();
$i = 1;
foreach ($printable_data[0] as $link) {
if ($i>2) $links[$i] = $link;
$i++;
}
foreach ($printable_data[1] as $score) {
$x = 1;
$scores = array();
foreach($score as $sc) {
if ($x>2) $scores[][$i][] = $sc;
$x++;
$evaluation_sumary = $datagen->get_evaluation_sumary_results();
}
if (!empty($evaluation_sumary)) {
$items = array_keys($evaluation_sumary);
$max = $min = $avg = array();
foreach ($evaluation_sumary as $evaluation) {
$max[] = $evaluation['max'];
$min[] = $evaluation['min'];
$avg[] = $evaluation['avg'];
}
// Dataset definition
$data_set = new pData;
$data_set->AddPoint($max, "Max");
$data_set->AddPoint($avg, "Avg");
$data_set->AddPoint($min, "Min");
$data_set->AddPoint($items, "Items");
$data_set->SetXAxisName(get_lang('Step'));
$data_set->SetYAxisName(get_lang('Percentage'));
}
*/
// Dataset definition
$data_set = new pData;
$data_set->AddPoint(array(3,15,15,8,15),"Serie1");
$data_set->AddPoint(array(7,8.5,8.5,5,10),"Serie2");
$data_set->AddPoint(array(2,2,2,2,5),"Serie3");
$data_set->AddPoint(array('eje1','eje2','forito','tareita','leccion'),"Serie4");
//$data_set->AddAllSeries();
//$data_set->SetAbsciseLabelSerie();
$data_set->AddAllSeries();
$data_set->RemoveSerie("Serie4");
$data_set->SetAbsciseLabelSerie("Serie4");
$data_set->SetSerieName("Maximum","Serie1");
$data_set->SetSerieName("Average","Serie2");
$data_set->SetSerieName("Minimum","Serie3");
$graph_id = $this->user_id.'StudentEvaluationGraph';
$cache = new pCache();
// the graph id
$data = $data_set->GetData();
if ($cache->IsInCache($graph_id, $data)) {
//if we already created the img
$img_file = $cache->GetHash($graph_id, $data);
} else {
// Initialise the graph
$test = new pChart(450,230);
$test->setFontProperties(api_get_path(LIBRARY_PATH).'pchart/fonts/tahoma.ttf',8);
$test->setGraphArea(50,30,330,200);
$test->drawFilledRoundedRectangle(7,7,343,223,5,240,240,240);
$test->drawRoundedRectangle(5,5,345,225,5,230,230,230);
$test->drawGraphArea(255,255,255,TRUE);
$test->drawScale($data_set->GetData(),$data_set->GetDataDescription(),SCALE_ADDALL,150,150,150,TRUE,0,2,TRUE);
$test->drawGrid(4,TRUE,230,230,230,50);
// Draw the 0 line
$test->setFontProperties(api_get_path(LIBRARY_PATH).'pchart/fonts/tahoma.ttf',6);
$test->drawTreshold(0,143,55,72,TRUE,TRUE);
// Draw the bar graph
$test->drawStackedBarGraph($data_set->GetData(),$data_set->GetDataDescription(),TRUE);
// Finish the graph
$test->setFontProperties(api_get_path(LIBRARY_PATH).'pchart/fonts/tahoma.ttf',8);
$test->drawLegend(596,150,$data_set->GetDataDescription(),255,255,255);
$test->setFontProperties(api_get_path(LIBRARY_PATH).'pchart/fonts/tahoma.ttf',10);
$test->drawTitle(50,22,"Example 20",50,50,50,185);
$cache->WriteToCache($graph_id, $data_set->GetData(), $test);
ob_start();
$test->Stroke();
ob_end_clean();
$img_file = $cache->GetHash($graph_id, $data_set->GetData());
}
if (!empty($img_file)) {
$graph = '<img src="'.api_get_path(WEB_ARCHIVE_PATH).$img_file.'">';
}
return $graph;
$data_set->AddAllSeries();
$data_set->RemoveSerie("Items");
$data_set->SetAbsciseLabelSerie("Items");
$graph_id = $this->user_id.'StudentEvaluationGraph';
$cache = new pCache();
// the graph id
$data = $data_set->GetData();
if ($cache->IsInCache($graph_id, $data)) {
//if we already created the img
$img_file = $cache->GetHash($graph_id, $data);
} else {
// Initialise the graph
$test = new pChart(450,260);
$test->setFontProperties(api_get_path(LIBRARY_PATH).'pchart/fonts/tahoma.ttf',8);
$test->setGraphArea(50,30,375,200);
$test->drawFilledRoundedRectangle(7,7,373,223,5,240,240,240);
$test->drawRoundedRectangle(5,5,375,225,5,230,230,230);
$test->drawGraphArea(255,255,255,TRUE);
$test->setFixedScale(0,100,5);
$test->drawScale($data_set->GetData(),$data_set->GetDataDescription(),SCALE_ADDALL,150,150,150,TRUE,0,2,TRUE);
$test->setColorPalette(0,125,201,44);
$test->setColorPalette(1,255,138,0);
$test->setColorPalette(2,255,0,0);
$test->drawGrid(4,TRUE,230,230,230,50);
// Draw the 0 line
$test->setFontProperties(api_get_path(LIBRARY_PATH).'pchart/fonts/tahoma.ttf',6);
$test->drawTreshold(0,143,55,72,TRUE,TRUE);
// Draw the bar graph
$test->drawOverlayBarGraph($data_set->GetData(),$data_set->GetDataDescription(), 100);
// Finish the graph
$test->setFontProperties(api_get_path(LIBRARY_PATH).'pchart/fonts/tahoma.ttf',8);
$test->drawLegend(370,20,$data_set->GetDataDescription(),255,255,255);
$test->setFontProperties(api_get_path(LIBRARY_PATH).'pchart/fonts/tahoma.ttf',10);
//$test->drawTitle(50,22,$course_code,50,50,50,185);
$test->writeValues($data_set->GetData(),$data_set->GetDataDescription(),array("Min", "Max", "Avg"));
$cache->WriteToCache($graph_id, $data_set->GetData(), $test);
ob_start();
$test->Stroke();
ob_end_clean();
$img_file = $cache->GetHash($graph_id, $data_set->GetData());
}
if (!empty($img_file)) {
$graphs[$course_code] = '<img src="'.api_get_path(WEB_ARCHIVE_PATH).$img_file.'">';
}
}
}
} // end for
return $graphs;
}
/**
* This method return a graph containing informations about evaluations inside courses in sessions, it's used inside get_block method for showing it inside dashboard interface
* @return string img html
*/
public function get_evaluations_courses_in_sessions_graph() {
$graphs = array();
$session_ids = array_keys($this->sessions);
foreach ($session_ids as $session_id) {
$courses_code = array_keys(Tracking::get_courses_list_from_session($session_id));
$courses_graph = array();
foreach ($courses_code as $course_code) {
$cats = Category::load(null, null, $course_code, null, null, $session_id);
if (isset($cats)) {
$alleval = $cats[0]->get_evaluations(null, true, $course_code);
$alllinks = $cats[0]->get_links(null, true);
$users = get_all_users($alleval, $alllinks);
$datagen = new FlatViewDataGenerator ($users, $alleval, $alllinks);
$evaluation_sumary = $datagen->get_evaluation_sumary_results();
if (!empty($evaluation_sumary)) {
$items = array_keys($evaluation_sumary);
$max = $min = $avg = array();
foreach ($evaluation_sumary as $evaluation) {
$max[] = $evaluation['max'];
$min[] = $evaluation['min'];
$avg[] = $evaluation['avg'];
}
// Dataset definition
$data_set = new pData;
$data_set->AddPoint($max, "Max");
$data_set->AddPoint($avg, "Avg");
$data_set->AddPoint($min, "Min");
$data_set->AddPoint($items, "Items");
$data_set->SetXAxisName(get_lang('Step'));
$data_set->SetYAxisName(get_lang('Percentage'));
$data_set->AddAllSeries();
$data_set->RemoveSerie("Items");
$data_set->SetAbsciseLabelSerie("Items");
$graph_id = $this->user_id.'StudentEvaluationGraph';
$cache = new pCache();
// the graph id
$data = $data_set->GetData();
if ($cache->IsInCache($graph_id, $data)) {
//if we already created the img
$img_file = $cache->GetHash($graph_id, $data);
} else {
// Initialise the graph
$test = new pChart(450,260);
$test->setFontProperties(api_get_path(LIBRARY_PATH).'pchart/fonts/tahoma.ttf',8);
$test->setGraphArea(50,30,375,200);
$test->drawFilledRoundedRectangle(7,7,373,230,5,240,240,240);
$test->drawRoundedRectangle(5,5,375,225,5,230,230,230);
$test->drawGraphArea(255,255,255,TRUE);
$test->setFixedScale(0,100,5);
$test->drawScale($data_set->GetData(),$data_set->GetDataDescription(),SCALE_ADDALL,150,150,150,TRUE,0,2,TRUE);
$test->setColorPalette(0,125,201,44);
$test->setColorPalette(1,255,138,0);
$test->setColorPalette(2,255,0,0);
$test->drawGrid(4,TRUE,230,230,230,50);
// Draw the 0 line
$test->setFontProperties(api_get_path(LIBRARY_PATH).'pchart/fonts/tahoma.ttf',6);
$test->drawTreshold(0,143,55,72,TRUE,TRUE);
// Draw the bar graph
$test->drawOverlayBarGraph($data_set->GetData(),$data_set->GetDataDescription(), 100);
// Finish the graph
$test->setFontProperties(api_get_path(LIBRARY_PATH).'pchart/fonts/tahoma.ttf',8);
$test->drawLegend(370,20,$data_set->GetDataDescription(),255,255,255);
$test->setFontProperties(api_get_path(LIBRARY_PATH).'pchart/fonts/tahoma.ttf',10);
//$test->drawTitle(50,22,$course_code,50,50,50,185);
$test->writeValues($data_set->GetData(),$data_set->GetDataDescription(),array("Min", "Max", "Avg"));
$cache->WriteToCache($graph_id, $data_set->GetData(), $test);
ob_start();
$test->Stroke();
ob_end_clean();
$img_file = $cache->GetHash($graph_id, $data_set->GetData());
}
if (!empty($img_file)) {
$courses_graph[$course_code] = '<img src="'.api_get_path(WEB_ARCHIVE_PATH).$img_file.'">';
}
}
}
}
if (!empty($courses_graph)) {
$graphs[$session_id] = $courses_graph;
}
}
return $graphs;
}
}
?>
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