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@ -2094,5 +2094,127 @@ class DocumentManager { |
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return false; |
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} |
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} |
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/** |
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* Calculates the total size of all documents in a course |
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* |
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* @author Bert vanderkimpen |
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* @param int $to_group_id (to calculate group document space) |
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* @return int total size |
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*/ |
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function documents_total_space($to_group_id = '0') { |
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$TABLE_ITEMPROPERTY = Database::get_course_table(TABLE_ITEM_PROPERTY); |
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$TABLE_DOCUMENT = Database::get_course_table(TABLE_DOCUMENT); |
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$sql = "SELECT SUM(size) |
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FROM ".$TABLE_ITEMPROPERTY." AS props, ".$TABLE_DOCUMENT." AS docs |
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WHERE docs.id = props.ref |
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AND props.tool = '".TOOL_DOCUMENT."' |
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AND props.to_group_id='".$to_group_id."' |
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AND props.visibility <> 2"; |
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$result = Database::query($sql); |
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if ($result && Database::num_rows($result) != 0) { |
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$row = Database::fetch_row($result); |
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return $row[0]; |
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} else { |
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return 0; |
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} |
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} |
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/** |
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* Here we count 1 kilobyte = 1000 byte, 12 megabyte = 1000 kilobyte. |
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*/ |
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function display_quota($course_quota, $already_consumed_space) { |
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$course_quota_m = round($course_quota / 1000000); |
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$already_consumed_space_m = round($already_consumed_space / 1000000); |
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$message = get_lang('MaximumAllowedQuota') . ' <strong>'.$course_quota_m.' megabyte</strong>.<br />'; |
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$message .= get_lang('CourseCurrentlyUses') . ' <strong>' . $already_consumed_space_m . ' megabyte</strong>.<br />'; |
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$percentage = $already_consumed_space / $course_quota * 100; |
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$percentage = round($percentage, 1); |
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$other_percentage = $percentage < 100 ? 100 - $percentage : 0; |
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// Decide where to place percentage in graph |
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if ($percentage >= 50) { |
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$text_in_filled = ' '.$other_percentage.'%'; |
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$text_in_unfilled = ''; |
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} else { |
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$text_in_unfilled = ' '.$other_percentage.'%'; |
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$text_in_filled = ''; |
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} |
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// Decide the background colour of the graph |
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if ($percentage < 65) { |
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$colour = '#00BB00'; // Safe - green |
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} elseif ($percentage < 90) { |
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$colour = '#ffd400'; // Filling up - yelloworange |
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} else { |
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$colour = '#DD0000'; // Full - red |
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} |
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// This is used for the table width: a table of only 100 pixels looks too small |
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$visual_percentage = 4 * $percentage; |
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$visual_other_percentage = 4 * $other_percentage; |
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$message .= get_lang('PercentageQuotaInUse') . ': <strong>'.$percentage.'%</strong>.<br />' . |
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get_lang('PercentageQuotaFree') . ': <strong>'.$other_percentage.'%</strong>.<br />'; |
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$show_percentage = ' '.$percentage.'%'; |
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$message .= '<div style="width: 80%; text-align: center; -moz-border-radius: 5px 5px 5px 5px; border: 1px solid #aaa; background-image: url(\''.api_get_path(WEB_CODE_PATH).'css/'.api_get_visual_theme().'/images/bg-header4.png\');" class="document-quota-bar">'. |
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'<div style="width:'.$percentage.'%; background-color: #bbb; border-right:3px groove #bbb; -moz-border-radius:5px;"> </div>'. |
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'<span style="margin-top: -15px; margin-left:-15px; position: absolute;font-weight:bold;">'.$show_percentage.'</span></div>'; |
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echo $message; |
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} |
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/** |
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* Display the document quota in a simple way |
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* |
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* Here we count 1 kilobyte = 1000 byte, 12 megabyte = 1000 kilobyte. |
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*/ |
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function display_simple_quota($course_quota, $already_consumed_space) { |
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$course_quota_m = round($course_quota / 1000000); |
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$already_consumed_space_m = round($already_consumed_space / 1000000, 2); |
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$percentage = $already_consumed_space / $course_quota * 100; |
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$percentage = round($percentage, 1); |
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//$message = "You are currently using %s (%s) of your %s."; |
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$message = get_lang('YouAreCurrentlyUsingXOfYourX'); |
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$message = sprintf($message, $already_consumed_space_m.' MB',$percentage.'%',$course_quota_m.' MB'); |
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echo Display::div($message, array('style'=>'font-weight:bold; color: #006633 ; text-align:center')); |
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} |
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/** |
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* Checks if there is enough place to add a file on a directory |
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* on the base of a maximum directory size allowed |
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* |
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* @author Bert Vanderkimpen |
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* @param int file_size size of the file in byte |
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* @param array $_course |
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* @param int max_dir_space maximum size |
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* @return boolean true if there is enough space, false otherwise |
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* |
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* @see enough_space() uses documents_total_space() function |
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*/ |
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function enough_space($file_size, $max_dir_space) { |
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if ($max_dir_space) { |
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$already_filled_space = self::documents_total_space(); |
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if (($file_size + $already_filled_space) > $max_dir_space) { |
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return false; |
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} |
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} |
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return true; |
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} |
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} |
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//end class DocumentManager |
Julio Montoya
14 years ago