@ -11,9 +11,6 @@
/**
* required files for getting data
*/
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';
@ -38,40 +35,40 @@ class BlockEvaluationGraph extends Block {
/**
* Constructor
*/
public function __construct ($user_id) {
public function __construct ($user_id) {
$this->path = 'block_evaluation_graph';
$this->user_id = $user_id;
$this->bg_width = 450;
$this->bg_height = 350;
if ($this->is_block_visible_for_user($user_id)) {
//$this->courses = CourseManager::get_real_course_list();
if ($this->is_block_visible_for_user($user_id)) {
//$this->courses = CourseManager::get_real_course_list();
/*if (api_is_platform_admin()) {
$this->courses = CourseManager::get_real_course_list();
$this->sessions = SessionManager::get_sessions_list();
} else {*/
} else {*/
if (!api_is_session_admin()) {
$this->courses = CourseManager::get_courses_followed_by_drh($user_id);
}
$this->courses = CourseManager::get_courses_followed_by_drh($user_id);
}
$this->sessions = SessionManager::get_sessions_followed_by_drh($user_id);
//}
//}
}
}
/**
* This method check if a user is allowed to see the block inside dashboard interface
* @param int User id
* @return bool Is block visible for user
*/
public function is_block_visible_for_user($user_id) {
*/
public function is_block_visible_for_user($user_id) {
$user_info = api_get_user_info($user_id);
$user_status = $user_info['status'];
$is_block_visible_for_user = false;
if (UserManager::is_admin($user_id) || in_array($user_status, $this->permission)) {
$is_block_visible_for_user = true;
}
return $is_block_visible_for_user;
}
return $is_block_visible_for_user;
}
/**
@ -80,25 +77,25 @@ class BlockEvaluationGraph extends Block {
* @return array column and content html
*/
public function get_block() {
global $charset;
$column = 1;
$data = array();
$evaluations_base_courses_graph = $this->get_evaluations_base_courses_graph();
$evaluations_courses_in_sessions_graph = $this->get_evaluations_courses_in_sessions_graph();
$html = '< li class = "widget color-orange" id = "intro" >
< div class = "widget-head" >
< h3 > '.get_lang('EvaluationsGraph').'< / h3 >
< div class = "widget-actions" > < a onclick = "javascript:if(!confirm(\''.addslashes(api_htmlentities(get_lang('ConfirmYourChoice'),ENT_QUOTES,$charset)).'\')) return false;" href = "index.php?action=disable_block&path='.$this->path.'" > '.Display::return_icon('close.gif',get_lang('Close')).'< / a > < / div >
< / div >
< div class = "widget-content" align = "center" > ';
< / div >
< div class = "widget-content" align = "center" > ';
if (empty($evaluations_base_courses_graph) & & empty($evaluations_courses_in_sessions_graph)) {
$html .= '< p > '.api_convert_encoding(get_lang('GraphicNotAvailable'),'UTF-8').'< / p > ';
} else {
} else {
// display evaluations base courses graph
if (!empty($evaluations_base_courses_graph)) {
foreach ($evaluations_base_courses_graph as $course_code => $img_html) {
@ -110,39 +107,39 @@ class BlockEvaluationGraph extends Block {
if (!empty($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 > ';
$html .= '< div > < strong > '.$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 .= $img_html;
}
}
}
}
}
$html .= '< / div >
< / li > ';
< / li > ';
$data['column'] = $column;
$data['content_html'] = $html;
return $data;
return $data;
}
/**
* 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_base_courses_graph() {
$graphs = array();
public function get_evaluations_base_courses_graph() {
$graphs = array();
if (!empty($this->courses)) {
$courses_code = array_keys($this->courses);
foreach ($courses_code as $course_code) {
$cats = Category::load(null, null, $course_code, null, null, null, false);
$courses_code = array_keys($this->courses);
foreach ($courses_code as $course_code) {
$cats = Category::load(null, null, $course_code, null, null, null, false);
if (isset($cats) & & isset($cats[0])) {
$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();
$users = get_all_users($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();
@ -150,74 +147,74 @@ class BlockEvaluationGraph extends Block {
$max[] = $evaluation['max'];
$min[] = $evaluation['min'];
$avg[] = $evaluation['avg'];
}
// Dataset definition
$data_set = new pData;
$data_set->AddPoint($max, "Max");
}
// 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");
$data_set->AddPoint($min, "Min");
$data_set->AddPoint($items, "Items");
$data_set->SetXAxisName(get_lang('EvaluationName'));
$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();
$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(api_get_path(SYS_ARCHIVE_PATH) );
// the graph id
$data = $data_set->GetData();
if ($cache->IsInCache($graph_id, $data)) {
$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
$test = new pChart($this->bg_width,$this->bg_height);
$test->setFontProperties(api_get_path(LIBRARY_PATH).'pchart/fonts/tahoma.ttf',8);
$test->setGraphArea(50,30,$this->bg_width-75,$this->bg_height-75);
$test->drawFilledRoundedRectangle(7,7,$this->bg_width-20,$this->bg_height-20,5,240,240,240);
$test->drawRoundedRectangle(5,5,$this->bg_width-18,$this->bg_height-18,5,230,230,230);
$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);
// Initialise the graph
$test = new pChart($this->bg_width,$this->bg_height);
$test->setFontProperties(api_get_path(LIBRARY_PATH).'pchart/fonts/tahoma.ttf',8);
$test->setGraphArea(50,30,$this->bg_width-75,$this->bg_height-75);
$test->drawFilledRoundedRectangle(7,7,$this->bg_width-20,$this->bg_height-20,5,240,240,240);
$test->drawRoundedRectangle(5,5,$this->bg_width-18,$this->bg_height-18,5,230,230,230);
$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(0,105,221,34);
$test->setColorPalette(1,255,135,30);
$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(), 90);
// Finish the graph
$test->setFontProperties(api_get_path(LIBRARY_PATH).'pchart/fonts/tahoma.ttf',8);
$test->drawLegend($this->bg_width-80,20,$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->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(), 90);
// Finish the graph
$test->setFontProperties(api_get_path(LIBRARY_PATH).'pchart/fonts/tahoma.ttf',8);
$test->drawLegend($this->bg_width-80,20,$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->setColorPalette(0,50,50,50);
$test->setColorPalette(1,50,50,50);
$test->setColorPalette(2,50,50,50);
$test->writeValues($data_set->GetData(),$data_set->GetDataDescription(),array("Min", "Max", "Avg"));
$test->setColorPalette(2,50,50,50);
$test->writeValues($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());
}
$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;
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() {
public function get_evaluations_courses_in_sessions_graph() {
$graphs = array();
if (!empty($this->sessions)) {
$session_ids = array_keys($this->sessions);
@ -227,7 +224,7 @@ class BlockEvaluationGraph extends Block {
foreach ($courses_code as $course_code) {
$cats = Category::load(null, null, $course_code, null, null, $session_id);
if (isset($cats) & & isset($cats[0])) {
$alleval = $cats[0]->get_evaluations(null, true, $course_code);
$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);
@ -239,69 +236,69 @@ class BlockEvaluationGraph extends Block {
$max[] = $evaluation['max'];
$min[] = $evaluation['min'];
$avg[] = $evaluation['avg'];
}
// Dataset definition
$data_set = new pData;
$data_set->AddPoint($max, "Max");
}
// 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");
$data_set->AddPoint($min, "Min");
$data_set->AddPoint($items, "Items");
$data_set->SetXAxisName(get_lang('EvaluationName'));
$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();
$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(api_get_path(SYS_ARCHIVE_PATH) );
// the graph id
$data = $data_set->GetData();
if ($cache->IsInCache($graph_id, $data)) {
$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
$test = new pChart($this->bg_width,$this->bg_height);
$test->setFontProperties(api_get_path(LIBRARY_PATH).'pchart/fonts/tahoma.ttf',8);
$test->setGraphArea(50,30,$this->bg_width-75,$this->bg_height-75);
$test->drawFilledRoundedRectangle(7,7,$this->bg_width-20,$this->bg_height-20,5,240,240,240);
$test->drawRoundedRectangle(5,5,$this->bg_width-18,$this->bg_height-18,5,230,230,230);
$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);
// Initialise the graph
$test = new pChart($this->bg_width,$this->bg_height);
$test->setFontProperties(api_get_path(LIBRARY_PATH).'pchart/fonts/tahoma.ttf',8);
$test->setGraphArea(50,30,$this->bg_width-75,$this->bg_height-75);
$test->drawFilledRoundedRectangle(7,7,$this->bg_width-20,$this->bg_height-20,5,240,240,240);
$test->drawRoundedRectangle(5,5,$this->bg_width-18,$this->bg_height-18,5,230,230,230);
$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(0,105,221,34);
$test->setColorPalette(1,255,135,30);
$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);
$test->drawLegend($this->bg_width-80,20,$data_set->GetDataDescription(),255,255,255);
$test->setFontProperties(api_get_path(LIBRARY_PATH).'pchart/fonts/tahoma.ttf',10);
$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);
$test->drawLegend($this->bg_width-80,20,$data_set->GetDataDescription(),255,255,255);
$test->setFontProperties(api_get_path(LIBRARY_PATH).'pchart/fonts/tahoma.ttf',10);
$test->setColorPalette(0,50,50,50);
$test->setColorPalette(1,50,50,50);
$test->setColorPalette(2,50,50,50);
$test->writeValues($data_set->GetData(),$data_set->GetDataDescription(),array("Min", "Max", "Avg"));
$test->setColorPalette(2,50,50,50);
$test->writeValues($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());
}
$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;
}
}
}
$graphs[$session_id] = $courses_graph;
}
}
}
return $graphs;
}
}
Julio Montoya
12 years ago