[svn r10184] adding number of courses per language

main/admin/statistics/index.php

@@ -54,6 +54,7 @@ $strUsers = get_lang('Users');
 $tools[$strCourse]['action=courses'] = get_lang('CountCours');
 $tools[$strCourse]['action=tools'] = get_lang('PlatformToolAccess');
 $tools[$strCourse]['action=courselastvisit'] = get_lang('LastAccess');
+$tools[$strCourse]['action=coursebylanguage'] = get_lang('CountCourseByLanguage');
 
 
 $tools[$strUsers]['action=users'] = get_lang('CountUsers');
@@ -113,6 +114,9 @@ switch($_GET['action'])
 		// students for each course category
 		statistics::print_stats(get_lang('Students'),$students);
 
+		break;
+	case 'coursebylanguage':
+		statistics::print_course_by_language_stats();
 		break;
 	case 'logins':
 		statistics::print_login_stats($_GET['type']);

main/admin/statistics/statistics.lib.php

@@ -241,6 +241,21 @@ class Statistics
 		}
 		Statistics::print_stats(get_lang('PlatformToolAccess'),$result,true);
 	}
+	/**
+	 * Show some stats about the number of courses per language
+	 */
+	function print_course_by_language_stats()
+	{
+		$table = Database::get_main_table(MAIN_COURSE_TABLE);
+		$sql = "SELECT course_language, count( code ) AS number_of_courses FROM $table GROUP BY course_language ";
+		$res = api_sql_query($sql,__FILE__,__LINE__);
+		$result = array();
+		while($obj = mysql_fetch_object($res))
+		{
+			$result[$obj->course_language] = $obj->number_of_courses;
+		}
+		Statistics::print_stats(get_lang('CountCourseByLanguage'),$result,true);
+	}
 	/**
 	 * Shows the number of users having their picture uploaded in Dokeos.
 	 */