chamilo / chamilo-lms

main/messages/download.php

Indentation +16 added lines, -16 removed lines

@@ -50,11 +50,11 @@ 
 $message_uid = '';
 $message_type = array('inbox','outbox');
 if (in_array($_GET['type'],$message_type)) {
-	if ($_GET['type'] == 'inbox') {
-		$message_uid = $row_users['user_receiver_id'];
-	} else {
-		$message_uid = $row_users['user_sender_id'];
-	}
+    if ($_GET['type'] == 'inbox') {
+        $message_uid = $row_users['user_receiver_id'];
+    } else {
+        $message_uid = $row_users['user_sender_id'];
+    }
 }
 
 // allow to the correct user for download this file
@@ -62,19 +62,19 @@ 
 $userGroup = new UserGroup();
 
 if (!empty($row_users['group_id'])) {
-	$users_group = $userGroup->get_all_users_by_group($row_users['group_id']);
-	if (!in_array($current_uid,array_keys($users_group))) {
-		$not_allowed_to_edit = true;
-	}
+    $users_group = $userGroup->get_all_users_by_group($row_users['group_id']);
+    if (!in_array($current_uid,array_keys($users_group))) {
+        $not_allowed_to_edit = true;
+    }
 } else {
-	if ($current_uid != $message_uid) {
-		$not_allowed_to_edit = true;
-	}
+    if ($current_uid != $message_uid) {
+        $not_allowed_to_edit = true;
+    }
 }
 
 if ($not_allowed_to_edit) {
-	api_not_allowed();
-	exit;
+    api_not_allowed();
+    exit;
 }
 
 // set the path directory file
@@ -85,14 +85,14 @@ 
         true
     );
 } else {
-	$path_user_info['dir'] = UserManager::getUserPathById($message_uid, 'system');
+    $path_user_info['dir'] = UserManager::getUserPathById($message_uid, 'system');
 }
 
 $full_file_name = $path_user_info['dir'].'message_attachments/'.$file_url;
 
 if (Security::check_abs_path($full_file_name, $path_user_info['dir'].'message_attachments/')) {
     // launch event
-	Event::event_download($file_url);
+    Event::event_download($file_url);
     DocumentManager::file_send_for_download($full_file_name,TRUE, $title);
 }
 exit;

main/messages/outbox.php

Indentation +17 added lines, -17 removed lines

@@ -9,20 +9,20 @@ 
 api_block_anonymous_users();
 
 if (isset($_GET['messages_page_nr'])) {
-	if (api_get_setting('allow_social_tool')=='true' &&
+    if (api_get_setting('allow_social_tool')=='true' &&
         api_get_setting('allow_message_tool')=='true'
     ) {
-		$social_link = '';
-		if ($_REQUEST['f']=='social') {
-			$social_link = '&f=social';
-		}
-		header('Location:outbox.php?pager='.Security::remove_XSS($_GET['messages_page_nr']).$social_link.'');
-		exit;
-	}
+        $social_link = '';
+        if ($_REQUEST['f']=='social') {
+            $social_link = '&f=social';
+        }
+        header('Location:outbox.php?pager='.Security::remove_XSS($_GET['messages_page_nr']).$social_link.'');
+        exit;
+    }
 }
 
 if (api_get_setting('allow_message_tool')!='true'){
-	api_not_allowed();
+    api_not_allowed();
 }
 //jquery thickbox already called from main/inc/header.inc.php
 
@@ -54,13 +54,13 @@ 
 		MAIN CODE
 */
 if (isset($_GET['f']) && $_GET['f']=='social') {
-	$this_section = SECTION_SOCIAL;
-	$interbreadcrumb[]= array ('url' => api_get_path(WEB_PATH).'main/social/home.php','name' => get_lang('Social'));
-	$interbreadcrumb[]= array ('url' => '#','name' => get_lang('Outbox'));
+    $this_section = SECTION_SOCIAL;
+    $interbreadcrumb[]= array ('url' => api_get_path(WEB_PATH).'main/social/home.php','name' => get_lang('Social'));
+    $interbreadcrumb[]= array ('url' => '#','name' => get_lang('Outbox'));
 } else {
-	$this_section = SECTION_MYPROFILE;
-	$interbreadcrumb[]= array ('url' => api_get_path(WEB_PATH).'main/auth/profile.php','name' => get_lang('Profile'));
-	$interbreadcrumb[]= array ('url' => '#','name' => get_lang('Outbox'));
+    $this_section = SECTION_MYPROFILE;
+    $interbreadcrumb[]= array ('url' => api_get_path(WEB_PATH).'main/auth/profile.php','name' => get_lang('Profile'));
+    $interbreadcrumb[]= array ('url' => '#','name' => get_lang('Outbox'));
 }
 
 $actions = '';
@@ -83,8 +83,8 @@ 
 
 if (isset($info_delete_outbox[0]) && trim($info_delete_outbox[0])=='delete') {
     for ($i = 1; $i <= $count_delete_outbox; $i++) {
-		MessageManager::delete_message_by_user_sender(api_get_user_id(),$info_delete_outbox[$i]);
-	}
+        MessageManager::delete_message_by_user_sender(api_get_user_id(),$info_delete_outbox[$i]);
+    }
     $message_box=get_lang('SelectedMessagesDeleted').
         '&nbsp
         <br><a href="../social/index.php?#remote-tab-3">'.

main/messages/view_message.php

Indentation +17 added lines, -17 removed lines

@@ -7,40 +7,40 @@
 require_once '../inc/global.inc.php';
 api_block_anonymous_users();
 if (api_get_setting('allow_message_tool')!='true') {
-	api_not_allowed();
+    api_not_allowed();
 }
 
 if (isset($_REQUEST['f']) && $_REQUEST['f'] == 'social') {
-	$this_section = SECTION_SOCIAL;
-	$interbreadcrumb[]= array ('url' => api_get_path(WEB_PATH).'main/social/home.php','name' => get_lang('Social'));
-	$interbreadcrumb[]= array ('url' => 'inbox.php?f=social','name' => get_lang('Inbox'));
+    $this_section = SECTION_SOCIAL;
+    $interbreadcrumb[]= array ('url' => api_get_path(WEB_PATH).'main/social/home.php','name' => get_lang('Social'));
+    $interbreadcrumb[]= array ('url' => 'inbox.php?f=social','name' => get_lang('Inbox'));
 } else {
-	$this_section = SECTION_MYPROFILE;
-	$interbreadcrumb[]= array ('url' => api_get_path(WEB_PATH).'main/auth/profile.php','name' => get_lang('Profile'));
+    $this_section = SECTION_MYPROFILE;
+    $interbreadcrumb[]= array ('url' => api_get_path(WEB_PATH).'main/auth/profile.php','name' => get_lang('Profile'));
 }
 
 $social_right_content = null;
 
 if (isset($_GET['f']) && $_GET['f']=='social') {
-	$social_parameter = '?f=social';
+    $social_parameter = '?f=social';
 } else {
-	if (api_get_setting('extended_profile') == 'true') {
-		$social_right_content .= '<div class="actions">';
+    if (api_get_setting('extended_profile') == 'true') {
+        $social_right_content .= '<div class="actions">';
 
-		if (api_get_setting('allow_social_tool') == 'true' && api_get_setting('allow_message_tool') == 'true') {
-			$social_right_content .= '<a href="'.api_get_path(WEB_PATH).'main/social/profile.php">'.
+        if (api_get_setting('allow_social_tool') == 'true' && api_get_setting('allow_message_tool') == 'true') {
+            $social_right_content .= '<a href="'.api_get_path(WEB_PATH).'main/social/profile.php">'.
                 Display::return_icon('shared_profile.png', get_lang('ViewSharedProfile')).'</a>';
-		}
-		if (api_get_setting('allow_message_tool') == 'true') {
-		    $social_right_content .= '<a href="'.api_get_path(WEB_PATH).'main/messages/new_message.php">'.
+        }
+        if (api_get_setting('allow_message_tool') == 'true') {
+            $social_right_content .= '<a href="'.api_get_path(WEB_PATH).'main/messages/new_message.php">'.
                 Display::return_icon('message_new.png',get_lang('ComposeMessage')).'</a>';
             $social_right_content .= '<a href="'.api_get_path(WEB_PATH).'main/messages/inbox.php">'.
                 Display::return_icon('inbox.png',get_lang('Inbox')).'</a>';
             $social_right_content .= '<a href="'.api_get_path(WEB_PATH).'main/messages/outbox.php">'.
                 Display::return_icon('outbox.png',get_lang('Outbox')).'</a>';
-		}
-		$social_right_content .= '</div>';
-	}
+        }
+        $social_right_content .= '</div>';
+    }
 }
 
 if (empty($_GET['id'])) {

main/messages/new_message.php

Indentation +39 added lines, -39 removed lines

@@ -74,37 +74,37 @@ 
 * Shows the compose area + a list of users to select from.
 */
 function show_compose_to_any($user_id) {
-	$online_user_list = MessageManager::get_online_user_list($user_id);
-	$default['user_list'] = 0;
-	$online_user_list=null;
-	$html = manage_form($default, $online_user_list);
+    $online_user_list = MessageManager::get_online_user_list($user_id);
+    $default['user_list'] = 0;
+    $online_user_list=null;
+    $html = manage_form($default, $online_user_list);
     return $html;
 }
 
 function show_compose_reply_to_message($message_id, $receiver_id)
 {
-	$table_message = Database::get_main_table(TABLE_MESSAGE);
-	$query = "SELECT user_sender_id FROM $table_message
+    $table_message = Database::get_main_table(TABLE_MESSAGE);
+    $query = "SELECT user_sender_id FROM $table_message
 			  WHERE user_receiver_id=".intval($receiver_id)." AND id='".intval($message_id)."';";
-	$result = Database::query($query);
-	$row = Database::fetch_array($result,'ASSOC');
-	if (!isset($row['user_sender_id'])) {
-		$html = get_lang('InvalidMessageId');
+    $result = Database::query($query);
+    $row = Database::fetch_array($result,'ASSOC');
+    if (!isset($row['user_sender_id'])) {
+        $html = get_lang('InvalidMessageId');
 
-		return $html;
-	}
-	$userInfo = api_get_user_info($row['user_sender_id']);
-	$default['users'] = array($row['user_sender_id']);
-	$html = manage_form($default, null, $userInfo['complete_name']);
+        return $html;
+    }
+    $userInfo = api_get_user_info($row['user_sender_id']);
+    $default['users'] = array($row['user_sender_id']);
+    $html = manage_form($default, null, $userInfo['complete_name']);
 
     return $html;
 }
 
 function show_compose_to_user ($receiver_id) {
-	$html = get_lang('To').':&nbsp;<strong>'.GetFullUserName($receiver_id).'</strong>';
-	$default['title'] = api_xml_http_response_encode(get_lang('EnterTitle'));
-	$default['users'] = array($receiver_id);
-	$html .= manage_form($default);
+    $html = get_lang('To').':&nbsp;<strong>'.GetFullUserName($receiver_id).'</strong>';
+    $default['title'] = api_xml_http_response_encode(get_lang('EnterTitle'));
+    $default['users'] = array($receiver_id);
+    $html .= manage_form($default);
     return $html;
 }
 
@@ -251,13 +251,13 @@ 
 
 /* MAIN SECTION */
 if ($socialToolIsActive) {
-	$this_section = SECTION_SOCIAL;
+    $this_section = SECTION_SOCIAL;
     $interbreadcrumb[] = array(
         'url' => api_get_path(WEB_PATH).'main/social/home.php',
         'name' => get_lang('SocialNetwork'),
     );
 } else {
-	$this_section = SECTION_MYPROFILE;
+    $this_section = SECTION_MYPROFILE;
     $interbreadcrumb[] = array(
         'url' => api_get_path(WEB_PATH).'main/auth/profile.php',
         'name' => get_lang('Profile'),
@@ -267,30 +267,30 @@ 
 $group_id = isset($_REQUEST['group_id']) ? intval($_REQUEST['group_id']) : null;
 $social_right_content = null;
 if ($group_id != 0) {
-	$social_right_content .= '<div class=actions>';
-	$social_right_content .= '<a href="'.api_get_path(WEB_PATH).'main/social/group_view.php?id='.$group_id.'">'.
-		Display::return_icon('back.png',api_xml_http_response_encode(get_lang('ComposeMessage'))).'</a>';
-	$social_right_content .= '<a href="'.api_get_path(WEB_PATH).'main/messages/new_message.php?group_id='.$group_id.'">'.
-		Display::return_icon('message_new.png',api_xml_http_response_encode(get_lang('ComposeMessage'))).'</a>';
-	$social_right_content .= '</div>';
+    $social_right_content .= '<div class=actions>';
+    $social_right_content .= '<a href="'.api_get_path(WEB_PATH).'main/social/group_view.php?id='.$group_id.'">'.
+        Display::return_icon('back.png',api_xml_http_response_encode(get_lang('ComposeMessage'))).'</a>';
+    $social_right_content .= '<a href="'.api_get_path(WEB_PATH).'main/messages/new_message.php?group_id='.$group_id.'">'.
+        Display::return_icon('message_new.png',api_xml_http_response_encode(get_lang('ComposeMessage'))).'</a>';
+    $social_right_content .= '</div>';
 } else {
-	if ($socialToolIsActive) {
-	} else {
-		$social_right_content .= '<div class=actions>';
-		if (api_get_setting('allow_social_tool') == 'true' && api_get_setting('allow_message_tool') == 'true') {
-			$social_right_content .= '<a href="'.api_get_path(WEB_PATH).'main/social/profile.php">'.
+    if ($socialToolIsActive) {
+    } else {
+        $social_right_content .= '<div class=actions>';
+        if (api_get_setting('allow_social_tool') == 'true' && api_get_setting('allow_message_tool') == 'true') {
+            $social_right_content .= '<a href="'.api_get_path(WEB_PATH).'main/social/profile.php">'.
                 Display::return_icon('shared_profile.png', get_lang('ViewSharedProfile')).'</a>';
-		}
-		if (api_get_setting('allow_message_tool') == 'true') {
-			$social_right_content .= '<a href="'.api_get_path(WEB_PATH).'main/messages/new_message.php">'.
+        }
+        if (api_get_setting('allow_message_tool') == 'true') {
+            $social_right_content .= '<a href="'.api_get_path(WEB_PATH).'main/messages/new_message.php">'.
                 Display::return_icon('message_new.png',get_lang('ComposeMessage')).'</a>';
-			$social_right_content .= '<a href="'.api_get_path(WEB_PATH).'main/messages/inbox.php">'.
+            $social_right_content .= '<a href="'.api_get_path(WEB_PATH).'main/messages/inbox.php">'.
                 Display::return_icon('inbox.png',get_lang('Inbox')).'</a>';
             $social_right_content .= '<a href="'.api_get_path(WEB_PATH).'main/messages/outbox.php">'.
                 Display::return_icon('outbox.png',get_lang('Outbox')).'</a>';
-		}
-		$social_right_content .= '</div>';
-	}
+        }
+        $social_right_content .= '</div>';
+    }
 }
 
 // LEFT COLUMN

main/attendance/attendance_controller.php

Indentation +5 added lines, -5 removed lines

@@ -636,11 +636,11 @@
             }
             $formToDisplay = $form->returnForm();
         } else {
-           if (!empty($sessionId)) {
-               $sessionInfo = api_get_session_info($sessionId);
-               $startDate = $sessionInfo['access_start_date'];
-               $endDate = $sessionInfo['access_end_date'];
-           }
+            if (!empty($sessionId)) {
+                $sessionInfo = api_get_session_info($sessionId);
+                $startDate = $sessionInfo['access_start_date'];
+                $endDate = $sessionInfo['access_end_date'];
+            }
         }
 
         $attendance = new Attendance();

main/course_home/vertical_activity.php

Indentation +1 added lines, -1 removed lines

@@ -91,7 +91,7 @@
         $content .= '<div class="courseadminview-activity-3col"><span class="viewcaption">'.get_lang('SessionData').'</span>
             <table width="100%">';
                 $content .= CourseHome::show_session_data($session_id);
-             $content .=  '</table></div>';
+                $content .=  '</table></div>';
     }
 
     $content .=  '<div class="Authoringview">';

main/course_home/course_home.php

Indentation +10 added lines, -10 removed lines

@@ -228,7 +228,7 @@ 
             if (Database::num_rows($result) ==  0) {
                 $condition = '';
             } else {
-            	//great, there is an specific auto launch for this session we leave the $condition
+                //great, there is an specific auto launch for this session we leave the $condition
             }
         }
 
@@ -240,7 +240,7 @@ 
             $lp_data = Database::fetch_array($result,'ASSOC');
             if (!empty($lp_data['id'])) {
                 if (api_is_platform_admin() || api_is_allowed_to_edit()) {
-                	$show_autolaunch_lp_warning = true;
+                    $show_autolaunch_lp_warning = true;
                 } else {
                     $session_key = 'lp_autolaunch_'.$session_id.'_'.api_get_course_int_id().'_'.api_get_user_id();
                     if (!isset($_SESSION[$session_key])) {
@@ -265,10 +265,10 @@ 
 
 /*	Introduction section (editable by course admins) */
 $content = Display::return_introduction_section(TOOL_COURSE_HOMEPAGE, array(
-		'CreateDocumentWebDir' => api_get_path(WEB_COURSE_PATH).api_get_course_path().'/document/',
-		'CreateDocumentDir'    => 'document/',
-		'BaseHref'             => api_get_path(WEB_COURSE_PATH).api_get_course_path().'/'
-	)
+        'CreateDocumentWebDir' => api_get_path(WEB_COURSE_PATH).api_get_course_path().'/document/',
+        'CreateDocumentDir'    => 'document/',
+        'BaseHref'             => api_get_path(WEB_COURSE_PATH).api_get_course_path().'/'
+    )
 );
 
 /*	SWITCH TO A DIFFERENT HOMEPAGE VIEW
@@ -285,13 +285,13 @@ 
 if (api_get_setting('homepage_view') == 'activity' ||
     api_get_setting('homepage_view') == 'activity_big'
 ) {
-	require 'activity.php';
+    require 'activity.php';
 } elseif (api_get_setting('homepage_view') == '2column') {
-	require '2column.php';
+    require '2column.php';
 } elseif (api_get_setting('homepage_view') == '3column') {
-	require '3column.php';
+    require '3column.php';
 } elseif (api_get_setting('homepage_view') == 'vertical_activity') {
-	require 'vertical_activity.php';
+    require 'vertical_activity.php';
 }
 
 

main/glossary/index.php

Indentation +4 added lines, -4 removed lines

@@ -34,9 +34,9 @@ 
 Event::event_access_tool(TOOL_GLOSSARY);
 
 function sorter($item1, $item2) {
-	if ($item1[2] == $item2[2])
-		return 0;
-	return $item1[2] < $item2[2] ? -1 : 1;
+    if ($item1[2] == $item2[2])
+        return 0;
+    return $item1[2] < $item2[2] ? -1 : 1;
 }
 
 // Displaying the header
@@ -80,7 +80,7 @@ 
         $list[] = array ($line[0], $line[1]);
     }
     $filename = 'glossary_course_'.api_get_course_id();
-	Export::arrayToCsv($list, $filename);
+    Export::arrayToCsv($list, $filename);
 }
 if (isset($_GET['action']) && $_GET['action'] == 'export_to_pdf') {
     GlossaryManager::export_to_pdf();

main/inc/global_error_message.inc.php

Indentation +89 added lines, -89 removed lines

@@ -56,40 +56,40 @@ 
         $theme = 'chamilo';
     }
 
-	$css_path = 'app/Resources/public/css/';
-	$css_web_assets = 'web/assets/';
-	$css_web_path = 'web/css/';
+    $css_path = 'app/Resources/public/css/';
+    $css_web_assets = 'web/assets/';
+    $css_web_path = 'web/css/';
     $themePath = $css_path.'themes/'.$theme.'/default.css';
     $css_web_fontawesome = $css_web_assets.'fontawesome/css/font-awesome.css';
-	$bootstrap_file = $css_web_assets.'bootstrap/dist/css/bootstrap.min.css';
-	$css_base_file = $css_web_path.'base.css';
+    $bootstrap_file = $css_web_assets.'bootstrap/dist/css/bootstrap.min.css';
+    $css_base_file = $css_web_path.'base.css';
 
     $css_list = array($bootstrap_file, $css_base_file, $themePath);
 
     $web_img = 'main/img';
-	$root_sys = str_replace('\\', '/', realpath(dirname(__FILE__).'/../../')).'/';
-	$root_rel = htmlentities($_SERVER['PHP_SELF']);
-	if (!empty($root_rel)) {
-		$pos = strrpos($root_rel, '/');
-		$root_rel = substr($root_rel, 0, $pos - strlen($root_rel) + 1);
-		if (strpos($root_rel, '/main/') !== false) {
-			$pos = 0;
-			while (($test_pos = strpos(substr($root_rel, $pos, strlen($root_rel)), '/main/')) !== false) {
-				$pos = $test_pos + 1;
-			}
-			$root_rel = substr($root_rel, 0, $pos);
-		} elseif (strpos($root_rel, '/courses/') !== false) {
-			$pos = 0;
-			while (($test_pos = strpos(substr($root_rel, $pos, strlen($root_rel)), '/courses/')) !== false) {
-				$pos = $test_pos + 1;
-			}
-			$root_rel = substr($root_rel, 0, $pos);
-		}
-	}
-
-	$installation_guide_url = $root_rel.'documentation/installation_guide.html';
-
-	$css_def = '';
+    $root_sys = str_replace('\\', '/', realpath(dirname(__FILE__).'/../../')).'/';
+    $root_rel = htmlentities($_SERVER['PHP_SELF']);
+    if (!empty($root_rel)) {
+        $pos = strrpos($root_rel, '/');
+        $root_rel = substr($root_rel, 0, $pos - strlen($root_rel) + 1);
+        if (strpos($root_rel, '/main/') !== false) {
+            $pos = 0;
+            while (($test_pos = strpos(substr($root_rel, $pos, strlen($root_rel)), '/main/')) !== false) {
+                $pos = $test_pos + 1;
+            }
+            $root_rel = substr($root_rel, 0, $pos);
+        } elseif (strpos($root_rel, '/courses/') !== false) {
+            $pos = 0;
+            while (($test_pos = strpos(substr($root_rel, $pos, strlen($root_rel)), '/courses/')) !== false) {
+                $pos = $test_pos + 1;
+            }
+            $root_rel = substr($root_rel, 0, $pos);
+        }
+    }
+
+    $installation_guide_url = $root_rel.'documentation/installation_guide.html';
+
+    $css_def = '';
     foreach ($css_list as $css_item) {
         $css_base_chamilo_file = $root_sys.$css_item;
         if (file_exists($css_base_chamilo_file)) {
@@ -97,33 +97,33 @@ 
         }
     }
 
-	$global_error_message = array();
-
-	switch ($global_error_code) {
-		case 1:
-			$global_error_message['section'] = $SectionSystemRequirementsProblem;
-			$global_error_message['title'] = $IncorrectPhpVersionTitle;
-			$php_version = function_exists('phpversion') ? phpversion() : (defined('PHP_VERSION') ? PHP_VERSION : '');
-			$php_version = empty($php_version) ? '' : '(PHP '.$php_version.')';
-			$IncorrectPhpVersionDescription = str_replace('%s1', $php_version, $IncorrectPhpVersionDescription);
-			$IncorrectPhpVersionDescription = str_replace('%s2', REQUIRED_PHP_VERSION, $IncorrectPhpVersionDescription);
-			$pos = strpos($IncorrectPhpVersionDescription, '%s3');
-			if ($pos !== false) {
-				$length = strlen($IncorrectPhpVersionDescription);
-				$read_installation_guide = substr($IncorrectPhpVersionDescription, $pos + 3, $length);
-				$IncorrectPhpVersionDescription = substr($IncorrectPhpVersionDescription, 0, $pos);
-				$IncorrectPhpVersionDescription .= '<br /><a class="btn btn-default" href="'.$installation_guide_url.'" target="_blank">'.$read_installation_guide.'</a>';
-			}
-			$global_error_message['description'] = $IncorrectPhpVersionDescription;
-			break;
-		case 2:
-			$global_error_message['section'] = $SectionInstallation;
-			$global_error_message['title'] = $InstallationTitle;
-			if (($pos = strpos($InstallationDescription, '%s')) === false) {
-				$InstallationDescription = 'Click to INSTALL Chamilo %s or read the installation guide';
-			}
-			$read_installation_guide = substr($InstallationDescription, $pos + 2);
-			$InstallationDescription = '<form action="'.$root_rel.'main/install/index.php" method="get">
+    $global_error_message = array();
+
+    switch ($global_error_code) {
+        case 1:
+            $global_error_message['section'] = $SectionSystemRequirementsProblem;
+            $global_error_message['title'] = $IncorrectPhpVersionTitle;
+            $php_version = function_exists('phpversion') ? phpversion() : (defined('PHP_VERSION') ? PHP_VERSION : '');
+            $php_version = empty($php_version) ? '' : '(PHP '.$php_version.')';
+            $IncorrectPhpVersionDescription = str_replace('%s1', $php_version, $IncorrectPhpVersionDescription);
+            $IncorrectPhpVersionDescription = str_replace('%s2', REQUIRED_PHP_VERSION, $IncorrectPhpVersionDescription);
+            $pos = strpos($IncorrectPhpVersionDescription, '%s3');
+            if ($pos !== false) {
+                $length = strlen($IncorrectPhpVersionDescription);
+                $read_installation_guide = substr($IncorrectPhpVersionDescription, $pos + 3, $length);
+                $IncorrectPhpVersionDescription = substr($IncorrectPhpVersionDescription, 0, $pos);
+                $IncorrectPhpVersionDescription .= '<br /><a class="btn btn-default" href="'.$installation_guide_url.'" target="_blank">'.$read_installation_guide.'</a>';
+            }
+            $global_error_message['description'] = $IncorrectPhpVersionDescription;
+            break;
+        case 2:
+            $global_error_message['section'] = $SectionInstallation;
+            $global_error_message['title'] = $InstallationTitle;
+            if (($pos = strpos($InstallationDescription, '%s')) === false) {
+                $InstallationDescription = 'Click to INSTALL Chamilo %s or read the installation guide';
+            }
+            $read_installation_guide = substr($InstallationDescription, $pos + 2);
+            $InstallationDescription = '<form action="'.$root_rel.'main/install/index.php" method="get">
 			<div class="row"><div class="col-md-12">
 
                     <div class="office">
@@ -135,38 +135,38 @@ 
                           </p>
                     </div>
             </form>';
-			$global_error_message['description'] = $InstallationDescription;
-			break;
-		case 3:
-		case 4:
-		case 5:
-			$global_error_message['section'] = $SectionDatabaseUnavailable;
-			$global_error_message['title'] = $DatabaseUnavailableTitle;
-			$global_error_message['description'] = $DatabaseUnavailableDescription;
-			break;
-		case 6:
-			$global_error_message['section'] = $SectionProtection;
-			$global_error_message['title'] = $AlreadyInstalledTitle;
-			$global_error_message['description'] = $AlreadyInstalledDescription;
-			break;
-		default:
-			$global_error_message['section'] = $SectionTechnicalIssues;
-			$global_error_message['title'] = $TechnicalIssuesTitle;
-			$global_error_message['description'] = $TechnicalIssuesDescription;
-			break;
-	}
-
-	$show_error_codes = defined('SHOW_ERROR_CODES') && SHOW_ERROR_CODES && $global_error_code != 2;
-	$global_error_message['code'] = $show_error_codes ? $ErrorCode.': '.$global_error_code.'<br /><br />' : '';
-	$global_error_message['details'] = empty($global_error_message['details']) ? '' : ($show_error_codes ? ': '.$global_error_message['details'] : $global_error_message['details']);
-	$global_error_message['organisation'] = $Organisation;
-	$global_error_message['powered_by'] = $PoweredBy;
-	$global_error_message['encoding'] = 'UTF-8';
-	$global_error_message['chamilo_logo'] = "data:image/png;base64,".base64_encode(file_get_contents($root_sys.'web/css/themes/'.$theme.'/images/header-logo.png'));
+            $global_error_message['description'] = $InstallationDescription;
+            break;
+        case 3:
+        case 4:
+        case 5:
+            $global_error_message['section'] = $SectionDatabaseUnavailable;
+            $global_error_message['title'] = $DatabaseUnavailableTitle;
+            $global_error_message['description'] = $DatabaseUnavailableDescription;
+            break;
+        case 6:
+            $global_error_message['section'] = $SectionProtection;
+            $global_error_message['title'] = $AlreadyInstalledTitle;
+            $global_error_message['description'] = $AlreadyInstalledDescription;
+            break;
+        default:
+            $global_error_message['section'] = $SectionTechnicalIssues;
+            $global_error_message['title'] = $TechnicalIssuesTitle;
+            $global_error_message['description'] = $TechnicalIssuesDescription;
+            break;
+    }
+
+    $show_error_codes = defined('SHOW_ERROR_CODES') && SHOW_ERROR_CODES && $global_error_code != 2;
+    $global_error_message['code'] = $show_error_codes ? $ErrorCode.': '.$global_error_code.'<br /><br />' : '';
+    $global_error_message['details'] = empty($global_error_message['details']) ? '' : ($show_error_codes ? ': '.$global_error_message['details'] : $global_error_message['details']);
+    $global_error_message['organisation'] = $Organisation;
+    $global_error_message['powered_by'] = $PoweredBy;
+    $global_error_message['encoding'] = 'UTF-8';
+    $global_error_message['chamilo_logo'] = "data:image/png;base64,".base64_encode(file_get_contents($root_sys.'web/css/themes/'.$theme.'/images/header-logo.png'));
 
     $installChamiloImage = base64_encode(file_get_contents("$root_sys/main/img/install-chamilo.gif"));
 
-	$global_error_message_page =
+    $global_error_message_page =
 <<<EOM
 <!DOCTYPE html>
 <html>
@@ -236,9 +236,9 @@ 
 		</body>
 </html>
 EOM;
-	foreach ($global_error_message as $key => $value) {
-		$global_error_message_page = str_replace('{'.strtoupper($key).'}', $value, $global_error_message_page);
-	}
-	header('Content-Type: text/html; charset='.$global_error_message['encoding']);
-	die($global_error_message_page);
+    foreach ($global_error_message as $key => $value) {
+        $global_error_message_page = str_replace('{'.strtoupper($key).'}', $value, $global_error_message_page);
+    }
+    header('Content-Type: text/html; charset='.$global_error_message['encoding']);
+    die($global_error_message_page);
 }