diff --git a/main/lp/lp_admin_view.php b/main/lp/lp_admin_view.php
index fb63fe0134..cc2a252d2f 100755
--- a/main/lp/lp_admin_view.php
+++ b/main/lp/lp_admin_view.php
@@ -50,9 +50,12 @@ if (!empty($gradebook) && $gradebook == 'view') {
     );
 }
 
-$interbreadcrumb[] = array('url' => 'lp_controller.php?action=list', 'name' => get_lang('LearningPaths'));
 $interbreadcrumb[] = array(
-    'url' => api_get_self()."?action=build&lp_id=$learnpath_id",
+    'url' => 'lp_controller.php?action=list&'.api_get_cidreq(),
+    'name' => get_lang('LearningPaths')
+);
+$interbreadcrumb[] = array(
+    'url' => api_get_self()."?action=build&lp_id=$learnpath_id&".api_get_cidreq(),
     "name" => stripslashes("{$therow['name']}"),
 );
 $interbreadcrumb[] = array(
@@ -72,7 +75,6 @@ $lp_theme_css = $_SESSION['oLP']->get_theme();
 
 // POST action handling (uploading mp3, deleting mp3)
 if (isset($_POST['save_audio'])) {
-
     //Updating the lp.modified_on
     $_SESSION['oLP']->set_modified_on();
 
@@ -93,7 +95,9 @@ if (isset($_POST['save_audio'])) {
 
     // Uploading the audio files.
     foreach ($_FILES as $key => $value) {
-        if (substr($key, 0, 7) == 'mp3file' && !empty($_FILES[$key]['tmp_name'])) {
+        if (substr($key, 0, 7) == 'mp3file' &&
+            !empty($_FILES[$key]['tmp_name'])
+        ) {
             // The id of the learning path item.
             $lp_item_id = str_ireplace('mp3file', '', $key);
 
@@ -109,7 +113,6 @@ if (isset($_POST['save_audio'])) {
             $clean_name = api_replace_dangerous_char($file_name);
             // No "dangerous" files.
             $clean_name = disable_dangerous_file($clean_name);
-
             $check_file_path = api_get_path(SYS_COURSE_PATH).$_course['path'].'/document/audio/'.$clean_name;
 
             // If the file exists we generate a new name.
@@ -145,9 +148,10 @@ if (isset($_POST['save_audio'])) {
 
             // Store the mp3 file in the lp_item table.
             $tbl_lp_item = Database::get_course_table(TABLE_LP_ITEM);
-            $sql_insert_audio = "UPDATE $tbl_lp_item SET audio = '".Database::escape_string($file)."'
-                                 WHERE c_id = $course_id AND id = '".Database::escape_string($lp_item_id)."'";
-            Database::query($sql_insert_audio);
+            $sql = "UPDATE $tbl_lp_item 
+                    SET audio = '".Database::escape_string($file)."'
+                    WHERE c_id = $course_id AND id = '".Database::escape_string($lp_item_id)."'";
+            Database::query($sql);
         }
     }
     //echo Display::return_message(get_lang('ItemUpdated'), 'confirm');
@@ -168,69 +172,65 @@ $(function() {
     <?php
     if (!isset($_REQUEST['updateaudio'])) {
     ?>
-	$("#lp_item_list").sortable({
-		items: "li",
-		handle: ".moved", //only the class "moved"
-		cursor: "move",
-		placeholder: "ui-state-highlight" //defines the yellow highlight
-	});
-
-	$("#listSubmit").click(function () {
-		//Disable the submit button to prevent a double-click
-		$(this).attr("disabled","disabled");
-		//Initialize the variable that will contain the data to submit to the form
-		newOrderData= "";
-		//All direct descendants of the lp_item_list will have a parentId of 0
-		var parentId= 0;
-
-		//Walk through the direct descendants of the lp_item_list <ul>
-		$("#lp_item_list").children().each(function () {
-
-			/*Only process elements with an id attribute (in order to skip the blank,
-			unmovable <li> elements.*/
-
-			if ($(this).attr("id")) {
-					/*Build a string of data with the child's ID and parent ID,
-					 using the "|" as a delimiter between the two IDs and the "^"
-					 as a record delimiter (these delimiters were chosen in case the data
-					 involved includes more common delimiters like commas within the content)
-					*/
-					newOrderData= newOrderData + $(this).attr("id") + "|" + "0" + "^";
-
-					//Determine if this child is a containter
-					if ($(this).is(".li_container")) {
-						  //Process the child elements of the container
-                        processChildren($(this).attr("id"));
-					}
-				}
-
-		}); //end of lp_item_list children loop
-
-		//Write the newOrderData string out to the listResults form element
-		//$("#listResults").val(newOrderData);
-		var order = "new_order="+ newOrderData + "&a=update_lp_item_order";
-		$.post("<?php echo api_get_path(WEB_AJAX_PATH)?>lp.ajax.php", order, function(reponse){
-            $("#message").html(reponse);
-        });
+    $("#lp_item_list").sortable({
+        items: "li",
+        handle: ".moved", //only the class "moved"
+        cursor: "move",
+        placeholder: "ui-state-highlight" //defines the yellow highlight
+    });
+
+    $("#listSubmit").click(function () {
+        //Disable the submit button to prevent a double-click
+        $(this).attr("disabled","disabled");
+        //Initialize the variable that will contain the data to submit to the form
+        newOrderData= "";
+        //All direct descendants of the lp_item_list will have a parentId of 0
+        var parentId= 0;
+
+        //Walk through the direct descendants of the lp_item_list <ul>
+        $("#lp_item_list").children().each(function () {
+            /*Only process elements with an id attribute (in order to skip the blank,
+            unmovable <li> elements.*/
+            if ($(this).attr("id")) {
+                /*Build a string of data with the child's ID and parent ID,
+                 using the "|" as a delimiter between the two IDs and the "^"
+                 as a record delimiter (these delimiters were chosen in case the data
+                 involved includes more common delimiters like commas within the content)
+                */
+                newOrderData= newOrderData + $(this).attr("id") + "|" + "0" + "^";
+
+                //Determine if this child is a containter
+                if ($(this).is(".li_container")) {
+                      //Process the child elements of the container
+                    processChildren($(this).attr("id"));
+                }
+            }
 
-		 setTimeout(function() {
-		        $("#message").html('');
-		    }, 3000);
+        }); //end of lp_item_list children loop
 
-		return false;
+        //Write the newOrderData string out to the listResults form element
+        //$("#listResults").val(newOrderData);
+        var order = "new_order="+ newOrderData + "&a=update_lp_item_order";
+        $.post("<?php echo api_get_path(WEB_AJAX_PATH)?>lp.ajax.php", order, function(reponse) {
+            $("#message").html(reponse);
+        });
 
-	}); //end of lp_item_list event assignment
+        setTimeout(function() {
+            $("#message").html('');
+        }, 3000);
 
-	<?php } ?>
-	function processChildren(parentId) {
-		//Loop through the children of the UL element defined by the parentId
-		var ulParentID= "UL_" + parentId;
-		$("#" + ulParentID).children().each(function () {
+        return false;
 
-			/*Only process elements with an id attribute (in order to skip the blank,
-				unmovable <li> elements.*/
+    }); //end of lp_item_list event assignment
+    <?php } ?>
 
-			if ($(this).attr("id")) {
+    function processChildren(parentId) {
+        //Loop through the children of the UL element defined by the parentId
+        var ulParentID= "UL_" + parentId;
+        $("#" + ulParentID).children().each(function () {
+            /*Only process elements with an id attribute (in order to skip the blank,
+                unmovable <li> elements.*/
+            if ($(this).attr("id")) {
                 /*Build a string of data with the child's ID and parent ID,
                     using the "|" as a delimiter between the two IDs and the "^"
                     as a record delimiter (these delimiters were chosen in case the data
@@ -244,8 +244,8 @@ $(function() {
                     processChildren($(this).attr("id"));
                 }
             }
-		});  //end of children loop
-	} //end of processChildren function
+        });  //end of children loop
+    } //end of processChildren function
 });
 
 /* <![CDATA[ */
@@ -279,14 +279,20 @@ echo '<div class="col-md-8">';
 switch ($_GET['action']) {
     case 'edit_item':
         if (isset($is_success) && $is_success === true) {
-            echo Display::return_message(get_lang('LearnpathItemEdited'), 'confirm');
+            echo Display::return_message(
+                get_lang('LearnpathItemEdited'),
+                'confirm'
+            );
         } else {
             echo $_SESSION['oLP']->display_edit_item($_GET['id']);
         }
         break;
     case 'delete_item':
         if (isset($is_success) && $is_success === true) {
-            echo Display::return_message(get_lang('LearnpathItemDeleted'), 'confirm');
+            echo Display::return_message(
+                get_lang('LearnpathItemDeleted'),
+                'confirm'
+            );
         }
         break;
 }
@@ -298,5 +304,4 @@ if (!empty($_GET['updateaudio'])) {
 echo '</div>';
 echo '</div>';
 
-/* FOOTER */
 Display::display_footer();
diff --git a/main/lp/lp_ajax_initialize.php b/main/lp/lp_ajax_initialize.php
index 4878f44d8a..6c67f70646 100755
--- a/main/lp/lp_ajax_initialize.php
+++ b/main/lp/lp_ajax_initialize.php
@@ -10,7 +10,6 @@
  */
 
 // Flag to allow for anonymous user - needs to be set before global.inc.php
-
 $use_anonymous = true;
 require_once __DIR__.'/../inc/global.inc.php';
 
@@ -66,7 +65,6 @@ function initialize_item($lp_id, $user_id, $view_id, $next_item)
         $mymax = "''";
     }
     $mymin = $mylpi->get_min();
-
     $mylesson_status = $mylpi->get_status();
     $mytotal_time = $mylpi->get_scorm_time('js', null, true);
     $mymastery_score = $mylpi->get_mastery_score();
@@ -84,13 +82,11 @@ function initialize_item($lp_id, $user_id, $view_id, $next_item)
         $myistring = substr($myistring, 1);
     }
 
-	// Obtention des donnees d'objectifs
-	$mycoursedb = Database::get_course_table(TABLE_LP_IV_OBJECTIVE);
+    // Obtention des donnees d'objectifs
+    $mycoursedb = Database::get_course_table(TABLE_LP_IV_OBJECTIVE);
     $course_id = api_get_course_int_id();
-	$mylp_iv_id = $mylpi->db_item_view_id;
-
+    $mylp_iv_id = $mylpi->db_item_view_id;
     $phpobjectives = array();
-
     if (!empty($mylp_iv_id)) {
         $sql = "SELECT objective_id, status, score_raw, score_max, score_min
                 FROM $mycoursedb
@@ -101,7 +97,7 @@ function initialize_item($lp_id, $user_id, $view_id, $next_item)
             $phpobjectives[] = $row;
         }
     }
-	$myobjectives = json_encode($phpobjectives);
+    $myobjectives = json_encode($phpobjectives);
 
     $return .=
             "olms.score=".$myscore.";".
@@ -172,4 +168,10 @@ function initialize_item($lp_id, $user_id, $view_id, $next_item)
 
     return $return;
 }
-echo initialize_item($_POST['lid'], $_POST['uid'], $_POST['vid'], $_POST['iid']);
+
+echo initialize_item(
+    $_POST['lid'],
+    $_POST['uid'],
+    $_POST['vid'],
+    $_POST['iid']
+);
diff --git a/main/lp/lp_ajax_save_objectives.php b/main/lp/lp_ajax_save_objectives.php
index 6f7fc0cb17..5994e89f38 100755
--- a/main/lp/lp_ajax_save_objectives.php
+++ b/main/lp/lp_ajax_save_objectives.php
@@ -1,9 +1,10 @@
 <?php
 /* For licensing terms, see /license.txt */
 /**
- * This script contains the server part of the xajax interaction process. The client part is located
- * in lp_api.php or other api's.
- * This is a first attempt at using xajax and AJAX in general, so the code might be a bit unsettling.
+ * This script contains the server part of the xajax interaction process.
+ * The client part is located in lp_api.php or other api's.
+ * This is a first attempt at using xajax and AJAX in general,
+ * so the code might be a bit unsettling.
  * @package chamilo.learnpath
  * @author Yannick Warnier <ywarnier@beeznest.org>
  */
@@ -30,7 +31,7 @@ function save_objectives($lp_id, $user_id, $view_id, $item_id, $objectives = arr
     $mylp = learnpath::getLpFromSession(api_get_course_id(), $lp_id, $user_id);
     $mylpi = & $mylp->items[$item_id];
     if (is_array($objectives) && count($objectives) > 0) {
-        foreach ($objectives as $index=>$objective) {
+        foreach ($objectives as $index => $objective) {
             $mylpi->add_objective($index, $objectives[$index]);
         }
         $mylpi->write_objectives_to_db();
diff --git a/main/lp/lp_build.php b/main/lp/lp_build.php
index 422d86693f..67b7f808c0 100755
--- a/main/lp/lp_build.php
+++ b/main/lp/lp_build.php
@@ -17,7 +17,6 @@ $this_section = SECTION_COURSES;
 api_protect_course_script();
 
 /* Constants and variables */
-
 $is_allowed_to_edit = api_is_allowed_to_edit(null, true);
 
 $tbl_lp = Database::get_course_table(TABLE_LP_MAIN);
@@ -119,9 +118,7 @@ if (isset($is_success) && $is_success === true) {
     }
     // Display::addFlash(Display::return_message(get_lang('LPCreatedAddChapterStep'), 'normal', false));
     $gradebook = isset($_GET['gradebook']) ? Security::remove_XSS($_GET['gradebook']) : null;
-
     echo Display::page_subheader(get_lang('LearnPathAddedTitle'));
-
     echo '<ul id="lp_overview" class="thumbnails">';
     echo show_block(
         'lp_controller.php?'.api_get_cidreq().'&gradebook='.$gradebook.'&action=add_item&type=step&lp_id='.$_SESSION['oLP']->lp_id,
@@ -140,8 +137,8 @@ if (isset($is_success) && $is_success === true) {
 echo '</div>';
 echo '</div>';
 
-
-function show_block($link, $title, $subtitle, $icon) {
+function show_block($link, $title, $subtitle, $icon)
+{
     $html = '<li class="col-md-4">';
     $html .= '<div class="thumbnail">';
     $html .= '<a href="'.$link.'" title="'.$title.'">';
diff --git a/main/lp/lp_content.php b/main/lp/lp_content.php
index 1e9e774c82..d6b8ed228f 100755
--- a/main/lp/lp_content.php
+++ b/main/lp/lp_content.php
@@ -33,7 +33,6 @@ if ($debug > 0) {
 }
 
 $list = $_SESSION['oLP']->get_toc();
-
 $dir = false;
 
 foreach ($list as $toc) {
diff --git a/main/lp/lp_edit.php b/main/lp/lp_edit.php
index 3dac381ebe..3e8de19555 100755
--- a/main/lp/lp_edit.php
+++ b/main/lp/lp_edit.php
@@ -25,7 +25,10 @@ if (!empty($gradebook) && $gradebook == 'view') {
         'name' => get_lang('ToolGradebook')
     );
 }
-$interbreadcrumb[] = array('url' => 'lp_controller.php?action=list&'.api_get_cidreq(), 'name' => get_lang('LearningPaths'));
+$interbreadcrumb[] = array(
+    'url' => 'lp_controller.php?action=list&'.api_get_cidreq(),
+    'name' => get_lang('LearningPaths')
+);
 $interbreadcrumb[] = array(
     'url' => api_get_self()."?action=build&lp_id=".$_SESSION['oLP']->get_id().'&'.api_get_cidreq(),
     'name' => $_SESSION['oLP']->get_name()
@@ -51,9 +54,12 @@ function activate_end_date() {
 </script>';
 
 $gradebook = isset($_GET['gradebook']) ? Security::remove_XSS($_GET['gradebook']) : null;
-
 $defaults = array();
-$form = new FormValidator('form1', 'post', 'lp_controller.php?'.api_get_cidreq());
+$form = new FormValidator(
+    'form1',
+    'post',
+    'lp_controller.php?'.api_get_cidreq()
+);
 
 // Form title
 $form->addElement('header', get_lang('EditLPSettings'));
@@ -176,8 +182,8 @@ $form->addElement(
 );
 $display_date = 'none';
 if (!empty($expired_on)) {
-	$display_date = 'block';
-	$defaults['activate_end_date_check'] = 1;
+    $display_date = 'block';
+    $defaults['activate_end_date_check'] = 1;
 }
 
 $form->addElement('html', '<div id="end_date_div" style="display:'.$display_date.';">');
diff --git a/main/lp/lp_edit_item.php b/main/lp/lp_edit_item.php
index 38b2e718b5..c5f58c4b75 100755
--- a/main/lp/lp_edit_item.php
+++ b/main/lp/lp_edit_item.php
@@ -13,7 +13,6 @@
 */
 
 $this_section = SECTION_COURSES;
-
 api_protect_course_script();
 
 /* Header and action code */
diff --git a/main/lp/lp_edit_item_prereq.php b/main/lp/lp_edit_item_prereq.php
index 84475b65c8..1348880b76 100755
--- a/main/lp/lp_edit_item_prereq.php
+++ b/main/lp/lp_edit_item_prereq.php
@@ -60,7 +60,6 @@ $interbreadcrumb[] = array(
     'name' => get_lang('NewStep'),
 );
 
-
 Display::display_header(get_lang('LearnpathPrerequisites'), 'Path');
 
 $suredel = trim(get_lang('AreYouSureToDeleteJS'));
diff --git a/main/lp/lp_final_item.php b/main/lp/lp_final_item.php
index 46f173b98e..9b8a836eb7 100644
--- a/main/lp/lp_final_item.php
+++ b/main/lp/lp_final_item.php
@@ -74,8 +74,7 @@ $currentItem = $lp->items[$currentItemId];
 $currentItemStatus = $currentItem->get_status();
 $accessGranted = false;
 
-if (
-    ($count - $completed == 0) ||
+if (($count - $completed == 0) ||
     ($count - $completed == 1 && ($currentItemStatus == 'incomplete') || ($currentItemStatus == 'not attempted'))
 ) {
     if ($lp->prerequisites_match($currentItemId)) {
@@ -95,10 +94,17 @@ if ($accessGranted == false) {
     echo Display::return_message(get_lang('LearnpathPrereqNotCompleted'), 'warning');
     $finalItemTemplate = '';
 } else {
-    $catLoad = Category::load(null, null, $courseCode, null, null, $sessionId, 'ORDER By id');
+    $catLoad = Category::load(
+        null,
+        null,
+        $courseCode,
+        null,
+        null,
+        $sessionId,
+        'ORDER By id'
+    );
     // If not gradebook has been defined
     if (empty($catLoad)) {
-
         $finalItemTemplate = generateLPFinalItemTemplate(
             $id,
             $courseCode,
@@ -110,7 +116,14 @@ if ($accessGranted == false) {
     } else {
         // A gradebook was found, proceed...
         $categoryId = $catLoad[0]->get_id();
-        $link = LinkFactory::load(null, null, $lpId, null, $courseCode, $categoryId);
+        $link = LinkFactory::load(
+            null,
+            null,
+            $lpId,
+            null,
+            $courseCode,
+            $categoryId
+        );
 
         if ($link) {
             $cat = new Category();
@@ -119,26 +132,53 @@ if ($accessGranted == false) {
 
             if ($show_message == '') {
                 if (!api_is_allowed_to_edit() && !api_is_excluded_user_type()) {
-                    $certificate = Category::generateUserCertificate($categoryId, $userId);
+                    $certificate = Category::generateUserCertificate(
+                        $categoryId,
+                        $userId
+                    );
 
                     if (!empty($certificate['pdf_url']) || !empty($certificate['badge_link'])) {
                         if (is_array($certificate) && isset($certificate['pdf_url'])) {
-                            $downloadCertificateLink = generateLPFinalItemTemplateCertificateLinks($certificate);
+                            $downloadCertificateLink = generateLPFinalItemTemplateCertificateLinks(
+                                $certificate
+                            );
                         }
 
-                        if (is_array($certificate) && isset($certificate['badge_link'])) {
+                        if (is_array($certificate) &&
+                            isset($certificate['badge_link'])
+                        ) {
                             $courseId = api_get_course_int_id();
-                            $badgeLink = generateLPFinalItemTemplateBadgeLinks($userId, $courseId, $sessionId);
+                            $badgeLink = generateLPFinalItemTemplateBadgeLinks(
+                                $userId,
+                                $courseId,
+                                $sessionId
+                            );
                         }
                     }
 
-                    $currentScore = Category::getCurrentScore($userId, $categoryId, $courseCode, $sessionId, true);
-                    Category::registerCurrentScore($currentScore, $userId, $categoryId);
+                    $currentScore = Category::getCurrentScore(
+                        $userId,
+                        $categoryId,
+                        $courseCode,
+                        $sessionId,
+                        true
+                    );
+                    Category::registerCurrentScore(
+                        $currentScore,
+                        $userId,
+                        $categoryId
+                    );
                 }
             }
         }
 
-        $finalItemTemplate = generateLPFinalItemTemplate($id, $courseCode, $sessionId, $downloadCertificateLink, $badgeLink);
+        $finalItemTemplate = generateLPFinalItemTemplate(
+            $id,
+            $courseCode,
+            $sessionId,
+            $downloadCertificateLink,
+            $badgeLink
+        );
 
         if (!$finalItemTemplate) {
             echo Display::return_message(get_lang('FileNotFound'), 'warning');
@@ -162,8 +202,13 @@ $tpl->display_blank_template();
  * @param string $badgeLink
  * @return mixed|string
  */
-function generateLPFinalItemTemplate($lpItemId, $courseCode, $sessionId = 0, $downloadCertificateLink = '', $badgeLink = '')
-{
+function generateLPFinalItemTemplate(
+    $lpItemId,
+    $courseCode,
+    $sessionId = 0,
+    $downloadCertificateLink = '',
+    $badgeLink = ''
+) {
     $documentInfo = DocumentManager::get_document_data_by_id(
         $lpItemId,
         $courseCode,
diff --git a/main/lp/lp_impress.php b/main/lp/lp_impress.php
index 55c97caffc..f96bb198aa 100755
--- a/main/lp/lp_impress.php
+++ b/main/lp/lp_impress.php
@@ -47,10 +47,9 @@ $debug = 0;
 
 if ($debug) { error_log('------ Entering lp_impress.php -------'); }
 
-$course_code    = api_get_course_id();
-$course_id      = api_get_course_int_id();
+$course_code = api_get_course_id();
+$course_id = api_get_course_int_id();
 $htmlHeadXtra[] = api_get_css(api_get_path(WEB_LIBRARY_PATH).'javascript/impress/impress-demo.css');
-
 $list = $_SESSION['oLP']->get_toc();
 
 $is_allowed_to_edit = api_is_allowed_to_edit(null, true, false, false);
diff --git a/main/lp/lp_move_item.php b/main/lp/lp_move_item.php
index 1233190810..dc41e9a025 100755
--- a/main/lp/lp_move_item.php
+++ b/main/lp/lp_move_item.php
@@ -112,7 +112,7 @@ Display::display_header(get_lang('Move'), 'Path');
 
 $suredel = trim(get_lang('AreYouSureToDeleteJS'));
 ?>
-<script type='text/javascript'>
+<script>
 /* <![CDATA[ */
 function stripslashes(str) {
     str=str.replace(/\\'/g,'\'');
diff --git a/main/lp/lp_nav.php b/main/lp/lp_nav.php
index 6a632930bd..787fe22bdf 100755
--- a/main/lp/lp_nav.php
+++ b/main/lp/lp_nav.php
@@ -34,7 +34,6 @@ if ($myLP) {
     $display_mode = $myLP->mode;
     $scorm_css_header = true;
     $lp_theme_css = $myLP->get_theme();
-
     $my_style = api_get_visual_theme();
 
     // Setting up the CSS theme if exists
diff --git a/main/lp/lp_view.php b/main/lp/lp_view.php
index 5f7faa0f11..76a8b490d8 100755
--- a/main/lp/lp_view.php
+++ b/main/lp/lp_view.php
@@ -41,8 +41,7 @@ $sessionId = api_get_session_id();
 
 // Check if the learning path is visible for student - (LP requisites)
 if (!api_is_platform_admin()) {
-    if (
-        !api_is_allowed_to_edit(null, true, false, false) &&
+    if (!api_is_allowed_to_edit(null, true, false, false) &&
         !learnpath::is_lp_visible_for_student($lp_id, api_get_user_id())
     ) {
         api_not_allowed(true);
@@ -542,7 +541,6 @@ $template->assign('lp_title_scorm', $_SESSION['oLP']->name);
 $template->assign('data_list', $_SESSION['oLP']->getListArrayToc($get_toc_list));
 $template->assign('lp_id', $_SESSION['oLP']->lp_id);
 $template->assign('lp_current_item_id', $_SESSION['oLP']->get_current_item_id());
-
 $view = $template->get_template('learnpath/view.tpl');
 $content = $template->fetch($view);
 
diff --git a/main/lp/lp_view_item.php b/main/lp/lp_view_item.php
index 70b1821759..e8dc9ff1de 100755
--- a/main/lp/lp_view_item.php
+++ b/main/lp/lp_view_item.php
@@ -56,8 +56,8 @@ $tbl_lp = Database::get_course_table(TABLE_LP_MAIN);
 $tbl_lp_item = Database::get_course_table(TABLE_LP_ITEM);
 $tbl_lp_view = Database::get_course_table(TABLE_LP_VIEW);
 
-$isStudentView  = (empty($_REQUEST['isStudentView']) ? 0 : (int) $_REQUEST['isStudentView']);
-$learnpath_id   = (int) $_REQUEST['lp_id'];
+$isStudentView = (empty($_REQUEST['isStudentView']) ? 0 : (int) $_REQUEST['isStudentView']);
+$learnpath_id = (int) $_REQUEST['lp_id'];
 
 if ((!$is_allowed_to_edit) || $isStudentView) {
     error_log('New LP - User not authorized in lp_view_item.php');
diff --git a/main/lp/openoffice_document.class.php b/main/lp/openoffice_document.class.php
index 9491ee613e..eec0a51094 100755
--- a/main/lp/openoffice_document.class.php
+++ b/main/lp/openoffice_document.class.php
@@ -16,7 +16,6 @@
  */
 abstract class OpenofficeDocument extends learnpath
 {
-
     public $first_item = 0;
     public $original_charset = 'utf-8';
     public $original_locale = 'en_US.UTF-8';
@@ -255,9 +254,7 @@ abstract class OpenofficeDocument extends learnpath
     }
 
     abstract function make_lp();
-
     abstract function add_docs_to_visio();
-
     abstract function add_command_parameters();
 
     /**
@@ -280,7 +277,6 @@ abstract class OpenofficeDocument extends learnpath
         $permissionFile = api_get_permissions_for_new_files();
         $permissionFolder = api_get_permissions_for_new_directories();
         if (file_exists($this->base_work_dir.'/'.$this->created_dir)) {
-
             return $ids;
         }
 
@@ -353,7 +349,6 @@ abstract class OpenofficeDocument extends learnpath
         }
 
         if (file_exists($this->base_work_dir.'/'.$this->created_dir)) {
-
             // Register Files to Document tool
             $ids[] = add_document(
                 $_course,
diff --git a/main/lp/openoffice_presentation.class.php b/main/lp/openoffice_presentation.class.php
index 2923bf6bae..eeffc57372 100755
--- a/main/lp/openoffice_presentation.class.php
+++ b/main/lp/openoffice_presentation.class.php
@@ -14,6 +14,7 @@
  * Defines the "OpenofficePresentation" child of class "OpenofficeDocument"
  */
 require_once 'openoffice_document.class.php';
+
 if (api_get_setting('search_enabled') == 'true') {
     require_once api_get_path(LIBRARY_PATH).'search/ChamiloIndexer.class.php';
     require_once api_get_path(LIBRARY_PATH).'search/IndexableChunk.class.php';
@@ -22,7 +23,6 @@ if (api_get_setting('search_enabled') == 'true') {
 
 class OpenofficePresentation extends OpenofficeDocument
 {
-
     public $take_slide_name;
 
     public function __construct($take_slide_name = false, $course_code = null, $resource_id = null, $user_id = null)
@@ -125,7 +125,15 @@ class OpenofficePresentation extends OpenofficeDocument
                 $slide_name
             );
 
-            api_item_property_update($_course, TOOL_THUMBNAIL, $document_id_thumb, 'DocumentAdded', api_get_user_id(), 0, 0);
+            api_item_property_update(
+                $_course,
+                TOOL_THUMBNAIL,
+                $document_id_thumb,
+                'DocumentAdded',
+                api_get_user_id(),
+                0,
+                0
+            );
 
             // Create an html file.
             $html_file = $file_name.'.html';
@@ -183,7 +191,7 @@ class OpenofficePresentation extends OpenofficeDocument
                 if (isset($_POST['index_document']) && $_POST['index_document']) {
                     $di = new ChamiloIndexer();
                     isset($_POST['language']) ? $lang = Database::escape_string($_POST['language']) : $lang = 'english';
-                    $di->connectDb(NULL, NULL, $lang);
+                    $di->connectDb(null, null, $lang);
                     $ic_slide = new IndexableChunk();
                     $ic_slide->addValue('title', $slide_name);
                     $specific_fields = get_specific_field_list();
diff --git a/main/lp/openoffice_text.class.php b/main/lp/openoffice_text.class.php
index ab3ebc994a..d43eeacdb8 100755
--- a/main/lp/openoffice_text.class.php
+++ b/main/lp/openoffice_text.class.php
@@ -22,10 +22,9 @@ if (api_get_setting('search_enabled') == 'true') {
 /**
  * @package chamilo.learnpath.OpenofficeDocument
  */
-class OpenofficeText extends OpenofficeDocument {
-
+class OpenofficeText extends OpenofficeDocument
+{
     public $split_steps;
-
     /**
      * Class constructor. Calls the parent class and initialises the local attribute split_steps
      * @param	boolean	Whether to split steps (true) or make one large page (false)
@@ -33,7 +32,12 @@ class OpenofficeText extends OpenofficeDocument {
      * @param	integer	Resource ID
      * @param	integer Creator user id
      */
-    public function __construct($split_steps = false, $course_code = null, $resource_id = null, $user_id = null) {
+    public function __construct(
+        $split_steps = false,
+        $course_code = null,
+        $resource_id = null,
+        $user_id = null
+    ) {
         $this -> split_steps = $split_steps;
         parent::__construct($course_code, $resource_id, $user_id);
     }
@@ -112,7 +116,6 @@ class OpenofficeText extends OpenofficeDocument {
         // Empty the fake chapters.
         $new_index = 0;
         for ($i = 0; $i < count($matches_temp[0]); $i++) {
-
             if (trim($matches_temp[1][$i]) !== '') {
                 $matches[0][$new_index] = $matches_temp[0][$i];
                 $matches[1][$new_index] = $matches_temp[1][$i];
@@ -224,9 +227,7 @@ class OpenofficeText extends OpenofficeDocument {
             );
 
             $slide_name = '';
-
             if ($document_id) {
-
                 // Put the document in item_property update.
                 api_item_property_update(
                     $_course,
@@ -305,7 +306,8 @@ class OpenofficeText extends OpenofficeDocument {
      * Returns additional Java command parameters
      * @return	string	The additional parameters to be used in the Java call
      */
-    public function add_command_parameters() {
+    public function add_command_parameters()
+    {
         return ' -d woogie "'.$this->base_work_dir.'/'.$this->file_path.'"  "'.$this->base_work_dir.$this->created_dir.'/'.$this->file_name.'.html"';
     }
 
@@ -340,7 +342,6 @@ class OpenofficeText extends OpenofficeDocument {
             $defined_width = preg_match("|width=([^\s]*)|i", $images[0][$key], $img_width);
             $img_width = $img_width[1];
             if (!$defined_width) {
-
                 list($img_width, $img_height, $type) = getimagesize($this->base_work_dir.$this->created_dir.'/'.$image);
 
                 $new_width = $max_width - 10;
@@ -361,7 +362,7 @@ class OpenofficeText extends OpenofficeDocument {
     /**
      * Add documents to the visioconference (to be implemented)
      */
-    public function add_docs_to_visio() {
-
+    public function add_docs_to_visio()
+    {
     }
 }
diff --git a/main/lp/scormMetadata.class.php b/main/lp/scormMetadata.class.php
index ab162e86a0..b49c1bc1e2 100755
--- a/main/lp/scormMetadata.class.php
+++ b/main/lp/scormMetadata.class.php
@@ -11,7 +11,7 @@
  */
 class scormMetadata
 {
-    public	$lom = '';
+    public $lom = '';
     public $schema = '';
     public $schemaversion = '';
     public $location = '';
@@ -36,68 +36,66 @@ class scormMetadata
                     return false;
                     //break;
                 case 'manifest': // Do the same as the default.
-                     $children = $element->childNodes;
+                    $children = $element->childNodes;
                     foreach ($children as $child) {
-                         switch ($child->nodeType) {
-                             case XML_ELEMENT_NODE:
+                        switch ($child->nodeType) {
+                            case XML_ELEMENT_NODE:
                                 // Could be 'lom', 'schema', 'schemaversion' or 'location'.
-                                 switch ($child->tagName) {
-                                     case 'lom':
-                                         $childchildren = $child->childNodes;
-                                         foreach ($childchildren as $childchild) {
-                                             $this->lom = $childchild->nodeValue;
-                                         }
-                                         break;
-                                     case 'schema':
-                                         $childchildren = $child->childNodes;
-                                         foreach ($childchildren as $childchild) {
-                                             // There is generally only one child here.
-                                             $this->schema = $childchild->nodeValue;
-                                         }
-                                         break;
-                                     case 'schemaversion':
-                                         $childchildren = $child->childNodes;
-                                         foreach ($childchildren as $childchild) {
-                                             // There is generally only one child here.
-                                             $this->schemaversion = $childchild->nodeValue;
-                                         }
-                                         break;
-                                     case 'location':
-                                         $childchildren = $child->childNodes;
-                                         foreach ($childchildren as $childchild) {
-                                             // There is generally only one child here.
-                                             $this->location = $childchild->nodeValue;
-                                         }
-                                         break;
-                                 }
-                                 break;
-                             case XML_TEXT_NODE:
-                                 if (trim($child->textContent) != '') {
-                                     if (count($children == 1)) {
-                                         // If this is the only child at this level and it is a content... save differently.
-                                         $this->text = $child->textContent;
-                                     } else {
-                                         $this->text[$element->tagName] = $child->textContent;
-                                     }
-                                 }
-                                 break;
-                         }
-                     }
-                     $attributes = $element->attributes;
-                     //$keep_href = '';
-                     if (is_array($attributes)) {
-                         foreach ($attributes as $attrib) {
-                             if (trim($attrib->value) != '') {
-                                 $this->attribs[$attrib->name] = $attrib->value;
-                             }
-                         }
-                     }
+                                switch ($child->tagName) {
+                                    case 'lom':
+                                        $childchildren = $child->childNodes;
+                                        foreach ($childchildren as $childchild) {
+                                            $this->lom = $childchild->nodeValue;
+                                        }
+                                        break;
+                                    case 'schema':
+                                        $childchildren = $child->childNodes;
+                                        foreach ($childchildren as $childchild) {
+                                            // There is generally only one child here.
+                                            $this->schema = $childchild->nodeValue;
+                                        }
+                                        break;
+                                    case 'schemaversion':
+                                        $childchildren = $child->childNodes;
+                                        foreach ($childchildren as $childchild) {
+                                            // There is generally only one child here.
+                                            $this->schemaversion = $childchild->nodeValue;
+                                        }
+                                        break;
+                                    case 'location':
+                                        $childchildren = $child->childNodes;
+                                        foreach ($childchildren as $childchild) {
+                                            // There is generally only one child here.
+                                            $this->location = $childchild->nodeValue;
+                                        }
+                                        break;
+                                }
+                                break;
+                            case XML_TEXT_NODE:
+                                if (trim($child->textContent) != '') {
+                                    if (count($children == 1)) {
+                                        // If this is the only child at this level and it is a content... save differently.
+                                        $this->text = $child->textContent;
+                                    } else {
+                                        $this->text[$element->tagName] = $child->textContent;
+                                    }
+                                }
+                                break;
+                        }
+                    }
+                    $attributes = $element->attributes;
+                    //$keep_href = '';
+                    if (is_array($attributes)) {
+                        foreach ($attributes as $attrib) {
+                            if (trim($attrib->value) != '') {
+                                $this->attribs[$attrib->name] = $attrib->value;
+                            }
+                        }
+                    }
                     return true;
-                    //break;
+                //break;
             }
-
             // End parsing using PHP5 DOMXML methods.
-
         }
         return false;
     }
diff --git a/main/lp/scormOrganization.class.php b/main/lp/scormOrganization.class.php
index de177189ef..8130dcbf63 100755
--- a/main/lp/scormOrganization.class.php
+++ b/main/lp/scormOrganization.class.php
@@ -27,7 +27,6 @@ class scormOrganization
     public function __construct($type = 'manifest', &$element, $scorm_charset = 'UTF-8')
     {
         if (isset($element)) {
-
             // Parsing using PHP5 DOMXML methods.
             switch ($type) {
                 case 'db':
@@ -38,44 +37,55 @@ class scormOrganization
                     //if ($first_item->type == XML_ELEMENT_NODE) this is already check prior to the call to this function.
                     $children = $element->childNodes;
                     foreach ($children as $child) {
-                         switch ($child->nodeType) {
+                        switch ($child->nodeType) {
                             case XML_ELEMENT_NODE:
                                 switch ($child->tagName) {
                                     case 'item':
-                                         $oItem = new scormItem('manifest', $child);
-                                         if ($oItem->identifier != '') {
+                                        $oItem = new scormItem(
+                                            'manifest',
+                                            $child
+                                        );
+                                        if ($oItem->identifier != '') {
                                             $this->items[$oItem->identifier] = $oItem;
-                                         }
+                                        }
                                         break;
                                     case 'metadata':
-                                        $this->metadata = new scormMetadata('manifest', $child);
+                                        $this->metadata = new scormMetadata(
+                                            'manifest', $child
+                                        );
                                         break;
                                     case 'title':
                                         $tmp_children = $child->childNodes;
                                         if ($tmp_children->length == 1 && $child->firstChild->nodeValue != '') {
-                                            $this->title = api_utf8_decode(api_html_entity_decode($child->firstChild->nodeValue, ENT_QUOTES, 'UTF-8'));
+                                            $this->title = api_utf8_decode(
+                                                api_html_entity_decode(
+                                                    $child->firstChild->nodeValue,
+                                                    ENT_QUOTES,
+                                                    'UTF-8'
+                                                )
+                                            );
                                         }
                                         break;
                                 }
                                 break;
-                             case XML_TEXT_NODE:
-                                 break;
-                         }
+                            case XML_TEXT_NODE:
+                                break;
+                        }
                     }
 
                     if ($element->hasAttributes()) {
-                         $attributes = $element->attributes;
-                         //$keep_href = '';
-                         foreach ($attributes as $attrib) {
-                             switch ($attrib->name) {
-                                 case 'identifier':
-                                     $this->identifier = $attrib->value;
-                                     break;
-                                 case 'structure':
-                                     $this->structure = $attrib->value;
-                                     break;
-                             }
-                         }
+                        $attributes = $element->attributes;
+                        //$keep_href = '';
+                        foreach ($attributes as $attrib) {
+                            switch ($attrib->name) {
+                                case 'identifier':
+                                    $this->identifier = $attrib->value;
+                                    break;
+                                case 'structure':
+                                    $this->structure = $attrib->value;
+                                    break;
+                            }
+                        }
                     }
 
                     return true;
diff --git a/main/lp/scormResource.class.php b/main/lp/scormResource.class.php
index b7764d9f41..5d4313daf2 100755
--- a/main/lp/scormResource.class.php
+++ b/main/lp/scormResource.class.php
@@ -34,9 +34,7 @@ class scormResource
     public function __construct($type = 'manifest', &$element)
     {
         if (isset($element)) {
-
             // Parsing using PHP5 DOMXML methods.
-
             switch ($type) {
                 case 'db':
                     // TODO: Implement this way of metadata object creation.