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@ -1,6 +1,6 @@ |
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<?php |
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/** |
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* This file is part of teacher graph block plugin for dashboard, |
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* This file is part of teacher graph block plugin for dashboard, |
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* it should be required inside dashboard controller for showing it into dashboard interface from plattform |
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* @package chamilo.dashboard |
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* @author Christian Fasanando |
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@ -9,13 +9,12 @@ |
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/** |
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* required files for getting data |
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*/ |
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require_once api_get_path(LIBRARY_PATH).'tracking.lib.php'; |
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require_once api_get_path(LIBRARY_PATH).'pchart/pData.class.php'; |
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require_once api_get_path(LIBRARY_PATH).'pchart/pChart.class.php'; |
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require_once api_get_path(LIBRARY_PATH).'pchart/pCache.class.php'; |
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/** |
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* This class is used like controller for teacher graph block plugin, |
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* This class is used like controller for teacher graph block plugin, |
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* the class name must be registered inside path.info file (e.g: controller = "BlockTeacherGraph"), so dashboard controller will be instantiate it |
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* @package chamilo.dashboard |
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*/ |
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@ -29,7 +28,7 @@ class BlockTeacherGraph extends Block { |
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/** |
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* Controller |
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*/ |
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public function __construct ($user_id) { |
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public function __construct ($user_id) { |
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$this->user_id = $user_id; |
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$this->path = 'block_teacher_graph'; |
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if ($this->is_block_visible_for_user($user_id)) { |
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@ -37,41 +36,41 @@ class BlockTeacherGraph extends Block { |
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$this->teachers = UserManager::get_user_list(array('status' => COURSEMANAGER)); |
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} else {*/ |
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$this->teachers = UserManager::get_users_followed_by_drh($user_id, COURSEMANAGER); |
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//} |
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//} |
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} |
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} |
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/** |
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* This method check if a user is allowed to see the block inside dashboard interface |
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* @param int User id |
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* @return bool Is block visible for user |
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*/ |
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public function is_block_visible_for_user($user_id) { |
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*/ |
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public function is_block_visible_for_user($user_id) { |
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$user_info = api_get_user_info($user_id); |
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$user_status = $user_info['status']; |
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$is_block_visible_for_user = false; |
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if (UserManager::is_admin($user_id) || in_array($user_status, $this->permission)) { |
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$is_block_visible_for_user = true; |
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} |
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return $is_block_visible_for_user; |
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} |
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return $is_block_visible_for_user; |
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} |
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/** |
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* This method return content html containing information about teachers and its position for showing it inside dashboard interface |
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* it's important to use the name 'get_block' for beeing used from dashboard controller |
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* it's important to use the name 'get_block' for beeing used from dashboard controller |
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* @return array column and content html |
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*/ |
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public function get_block() { |
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global $charset; |
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public function get_block() { |
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global $charset; |
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$column = 1; |
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$data = array(); |
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/*if (api_is_platform_admin()) { |
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$teacher_content_html = $this->get_teachers_content_html_for_platform_admin(); |
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} else if (api_is_drh()) {*/ |
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$teacher_information_graph = $this->get_teachers_information_graph(); |
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//} |
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$html = '<li class="widget color-blue" id="intro"> |
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<div class="widget-head"> |
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<h3>'.get_lang('TeachersInformationsGraph').'</h3> |
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@ -81,106 +80,106 @@ class BlockTeacherGraph extends Block { |
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<div style="padding:10px;"><strong>'.get_lang('TimeSpentOnThePlatformLastWeekByDay').'</strong></div> |
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'.$teacher_information_graph.' |
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</div> |
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</li>'; |
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</li>'; |
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$data['column'] = $column; |
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$data['content_html'] = $html; |
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return $data; |
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$data['content_html'] = $html; |
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return $data; |
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} |
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/** |
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* This method return a content html, it's used inside get_block method for showing it inside dashboard interface |
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* @return string content html |
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*/ |
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public function get_teachers_information_graph() { |
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$graph = ''; |
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$user_ids = array_keys($this->teachers); |
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$user_ids = array_keys($this->teachers); |
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$a_last_week = get_last_week(); |
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if (is_array($user_ids) && count($user_ids) > 0) { |
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$data_set = new pData; |
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$data_set = new pData; |
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foreach ($user_ids as $user_id) { |
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$teacher_info = api_get_user_info($user_id); |
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$teacher_info = api_get_user_info($user_id); |
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$username = $teacher_info['username']; |
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$time_by_days = array(); |
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foreach ($a_last_week as $day) { |
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$date = new DateTime(api_get_utc_datetime($day)); |
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$start_date = $date->format('Y-m-d').' 00:00:00'; |
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$end_date = $date->format('Y-m-d').' 23:59:59'; |
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$time_on_platform_by_day = Tracking::get_time_spent_on_the_platform($user_id, 'custom', $start_date, $end_date); |
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$hours = floor($time_on_platform_by_day / 3600); |
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$end_date = $date->format('Y-m-d').' 23:59:59'; |
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$time_on_platform_by_day = Tracking::get_time_spent_on_the_platform($user_id, 'custom', $start_date, $end_date); |
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$hours = floor($time_on_platform_by_day / 3600); |
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$min = floor(($time_on_platform_by_day - ($hours * 3600)) / 60); |
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$time_by_days[] = $min; |
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} |
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$data_set->AddPoint($time_by_days, $username); |
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$time_by_days[] = $min; |
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} |
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$data_set->AddPoint($time_by_days, $username); |
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$data_set->AddSerie($username); |
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} |
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$last_week = date('Y-m-d', $a_last_week[0]).' '.get_lang('To').' '.date('Y-m-d', $a_last_week[6]); |
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$days_on_week = array(); |
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$days_on_week = array(); |
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foreach ($a_last_week as $weekday) { |
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$days_on_week[] = date('d/m',$weekday); |
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} |
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$data_set->AddPoint($days_on_week,"Days"); |
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$data_set->AddPoint($days_on_week,"Days"); |
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$data_set->SetXAxisName($last_week); |
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$data_set->SetYAxisName(get_lang('Minutes')); |
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$data_set->SetAbsciseLabelSerie("Days"); |
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$graph_id = $this->user_id.'TeacherConnectionsGraph'; |
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$cache = new pCache(); |
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// the graph id |
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$data = $data_set->GetData(); |
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if ($cache->IsInCache($graph_id, $data_set->GetData())) { |
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if ($cache->IsInCache($graph_id, $data_set->GetData())) { |
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//if we already created the img |
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$img_file = $cache->GetHash($graph_id, $data_set->GetData()); |
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} else { |
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// Initializing the graph |
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// Initializing the graph |
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$bg_width = 440; |
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$bg_height = 350; |
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$test = new pChart($bg_width+10,$bg_height+20); |
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$test->setFontProperties(api_get_path(LIBRARY_PATH).'pchart/fonts/tahoma.ttf',8); |
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$test->setGraphArea(65,30,$bg_width-70,$bg_height-50); |
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$test->drawFilledRoundedRectangle(7,7,$bg_width,$bg_height,5,240,240,240); |
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$test->drawRoundedRectangle(5,5,$bg_width+2,$bg_height+2,5,230,230,230); |
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$test->drawGraphArea(255,255,255,TRUE); |
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$test->drawScale($data_set->GetData(),$data_set->GetDataDescription(),SCALE_NORMAL,150,150,150,TRUE,0,2,TRUE); |
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$test->drawGrid(4,TRUE,230,230,230,50); |
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$test = new pChart($bg_width+10,$bg_height+20); |
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$test->setFontProperties(api_get_path(LIBRARY_PATH).'pchart/fonts/tahoma.ttf',8); |
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$test->setGraphArea(65,30,$bg_width-70,$bg_height-50); |
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$test->drawFilledRoundedRectangle(7,7,$bg_width,$bg_height,5,240,240,240); |
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$test->drawRoundedRectangle(5,5,$bg_width+2,$bg_height+2,5,230,230,230); |
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$test->drawGraphArea(255,255,255,TRUE); |
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$test->drawScale($data_set->GetData(),$data_set->GetDataDescription(),SCALE_NORMAL,150,150,150,TRUE,0,2,TRUE); |
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$test->drawGrid(4,TRUE,230,230,230,50); |
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// Drawing lines |
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//$test->drawLineGraph($data_set->GetData(),$data_set->GetDataDescription()); |
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$test->drawFilledCubicCurve($data_set->GetData(),$data_set->GetDataDescription(),.1,30); |
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//$test->drawPlotGraph($data_set->GetData(),$data_set->GetDataDescription(),3,2,255,255,255); |
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// Drawing Legend |
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$test->setFontProperties(api_get_path(LIBRARY_PATH).'pchart/fonts/tahoma.ttf',8); |
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$test->drawLegend($bg_width-80,20,$data_set->GetDataDescription(),204,204,255); |
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$test->writeValues($data_set->GetData(),$data_set->GetDataDescription(),array("Days")); |
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// Drawing Legend |
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$test->setFontProperties(api_get_path(LIBRARY_PATH).'pchart/fonts/tahoma.ttf',8); |
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$test->drawLegend($bg_width-80,20,$data_set->GetDataDescription(),204,204,255); |
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$test->writeValues($data_set->GetData(),$data_set->GetDataDescription(),array("Days")); |
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$cache->WriteToCache($graph_id, $data_set->GetData(), $test); |
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ob_start(); |
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$test->Stroke(); |
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ob_end_clean(); |
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$img_file = $cache->GetHash($graph_id, $data_set->GetData()); |
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} |
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$img_file = $cache->GetHash($graph_id, $data_set->GetData()); |
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} |
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if (!empty($img_file)) { |
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$graph = '<img src="'.api_get_path(WEB_ARCHIVE_PATH).$img_file.'">'; |
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} |
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} else { |
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$graph = '<p>'.api_convert_encoding(get_lang('GraphicNotAvailable'),'UTF-8').'</p>'; |
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} |
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return $graph; |
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} |
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} |
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return $graph; |
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} |
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/** |
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* Get number of teachers |
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* Get number of teachers |
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* @return int |
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*/ |
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function get_number_of_teachers() { |
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return count($this->teachers); |
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} |
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} |
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} |
Julio Montoya
13 years ago