chamilo / chamilo-lms

main/webservices/webservice_session.php

Doc Comments +1 added lines

@@ -453,6 +453,7 @@
 	 * @param string Session id field name
 	 * @param string Session id value
 	 * @param int State (1 to subscribe, 0 to unsubscribe)
+	 * @param integer $state
 	 * @return mixed True on success, WSError otherwise
 	 */
 	protected function changeCourseSubscription($course_id_field_name, $course_id_value, $session_id_field_name, $session_id_value, $state) {

Indentation +361 added lines, -361 removed lines

@@ -14,177 +14,177 @@ 
 class WSSession extends WS
 {
 
-	/**
-	 * Creates a session (helper method)
-	 *
-	 * @param string Name of the session
-	 * @param string Start date, use the 'YYYY-MM-DD' format
-	 * @param string End date, use the 'YYYY-MM-DD' format
-	 * @param int Access delays of the coach (days before)
-	 * @param int Access delays of the coach (days after)
-	 * @param int Nolimit (0 = no limit of time, 1 = limit of time)
-	 * @param int Visibility
-	 * @param string User id field name for the coach
-	 * @param string User id value for the coach
-	 * @param string Original session id field name (use "chamilo_session_id" to use internal id)
-	 * @param string Original session id value
-	 * @param array Array of extra fields
-	 * @return mixed Generated id in case of success, WSError otherwise
-	 */
-	protected function createSessionHelper(
-		$name,
-		$start_date,
-		$end_date,
-		$nb_days_access_before,
-		$nb_days_access_after,
-		$nolimit,
-		$visibility,
-		$user_id_field_name,
-		$user_id_value,
-		$session_id_field_name,
-		$session_id_value,
-		$extras
-	) {
-		// Verify that coach exists and get its id
-		$user_id = $this->getUserId($user_id_field_name, $user_id_value);
-		if ($user_id instanceof WSError) {
-			return $user_id;
-		}
+    /**
+     * Creates a session (helper method)
+     *
+     * @param string Name of the session
+     * @param string Start date, use the 'YYYY-MM-DD' format
+     * @param string End date, use the 'YYYY-MM-DD' format
+     * @param int Access delays of the coach (days before)
+     * @param int Access delays of the coach (days after)
+     * @param int Nolimit (0 = no limit of time, 1 = limit of time)
+     * @param int Visibility
+     * @param string User id field name for the coach
+     * @param string User id value for the coach
+     * @param string Original session id field name (use "chamilo_session_id" to use internal id)
+     * @param string Original session id value
+     * @param array Array of extra fields
+     * @return mixed Generated id in case of success, WSError otherwise
+     */
+    protected function createSessionHelper(
+        $name,
+        $start_date,
+        $end_date,
+        $nb_days_access_before,
+        $nb_days_access_after,
+        $nolimit,
+        $visibility,
+        $user_id_field_name,
+        $user_id_value,
+        $session_id_field_name,
+        $session_id_value,
+        $extras
+    ) {
+        // Verify that coach exists and get its id
+        $user_id = $this->getUserId($user_id_field_name, $user_id_value);
+        if ($user_id instanceof WSError) {
+            return $user_id;
+        }
 
-		$coachStartDate = null;
-		if (!empty($nb_days_access_before)) {
-			$day = intval($nb_days_access_before);
-			$coachStartDate = date('Y-m-d ', strtotime($start_date. ' + '.$day.' days'));
-		}
+        $coachStartDate = null;
+        if (!empty($nb_days_access_before)) {
+            $day = intval($nb_days_access_before);
+            $coachStartDate = date('Y-m-d ', strtotime($start_date. ' + '.$day.' days'));
+        }
 
-		$coachEndDate = null;
-		if (!empty($nb_days_access_after)) {
-			$day = intval($nb_days_access_after);
-			$coachEndDate = date('Y-m-d ', strtotime($end_date. ' + '.$day.' days'));
-		}
+        $coachEndDate = null;
+        if (!empty($nb_days_access_after)) {
+            $day = intval($nb_days_access_after);
+            $coachEndDate = date('Y-m-d ', strtotime($end_date. ' + '.$day.' days'));
+        }
 
-		// Try to create the session
-		$session_id = SessionManager::create_session(
-			$name,
-			$start_date,
-			$end_date,
-			$start_date,
-			$end_date,
-			$coachStartDate,
-			$coachEndDate,
-			$user_id,
-			0,
-			$visibility
-		);
-		if(!is_int($session_id)) {
-			return new WSError(301, 'Could not create the session');
-		} else {
-			// Add the Original session id to the extra fields
-			$extras_associative = array();
-			if($session_id_field_name != "chamilo_session_id") {
-				$extras_associative[$session_id_field_name] = $session_id_value;
-			}
-			foreach($extras as $extra) {
-				$extras_associative[$extra['field_name']] = $extra['field_value'];
-			}
-			// Create the extra fields
-			foreach($extras_associative as $fname => $fvalue) {
-				SessionManager::create_session_extra_field($fname, 1, $fname);
-				SessionManager::update_session_extra_field_value(
-					$session_id,
-					$fname,
-					$fvalue
-				);
-			}
-			return $session_id;
-		}
-	}
+        // Try to create the session
+        $session_id = SessionManager::create_session(
+            $name,
+            $start_date,
+            $end_date,
+            $start_date,
+            $end_date,
+            $coachStartDate,
+            $coachEndDate,
+            $user_id,
+            0,
+            $visibility
+        );
+        if(!is_int($session_id)) {
+            return new WSError(301, 'Could not create the session');
+        } else {
+            // Add the Original session id to the extra fields
+            $extras_associative = array();
+            if($session_id_field_name != "chamilo_session_id") {
+                $extras_associative[$session_id_field_name] = $session_id_value;
+            }
+            foreach($extras as $extra) {
+                $extras_associative[$extra['field_name']] = $extra['field_value'];
+            }
+            // Create the extra fields
+            foreach($extras_associative as $fname => $fvalue) {
+                SessionManager::create_session_extra_field($fname, 1, $fname);
+                SessionManager::update_session_extra_field_value(
+                    $session_id,
+                    $fname,
+                    $fvalue
+                );
+            }
+            return $session_id;
+        }
+    }
 
-	/**
-	 * Creates a session
-	 *
-	 * @param string API secret key
-	 * @param string Name of the session
-	 * @param string Start date, use the 'YYYY-MM-DD' format
-	 * @param string End date, use the 'YYYY-MM-DD' format
-	 * @param int Access delays of the coach (days before)
-	 * @param int Access delays of the coach (days after)
-	 * @param int Nolimit (0 = no limit of time, 1 = limit of time)
-	 * @param int Visibility
-	 * @param string User id field name for the coach
-	 * @param string User id value for the coach
-	 * @param string Original session id field name (use "chamilo_session_id" to use internal id)
-	 * @param string Original session id value
-	 * @param array Array of extra fields
-	 * @return int Session id generated
-	 */
-	public function CreateSession($secret_key, $name, $start_date, $end_date, $nb_days_access_before, $nb_days_access_after, $nolimit, $visibility, $user_id_field_name, $user_id_value, $session_id_field_name, $session_id_value, $extras) {
-		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
-			$this->handleError($verifKey);
-		} else {
-			$session_id = $this->createSessionHelper($name, $start_date, $end_date, $nb_days_access_before, $nb_days_access_after, $nolimit, $visibility, $user_id_field_name, $user_id_value, $session_id_field_name, $session_id_value, $extras);
-			if($session_id instanceof WSError) {
-				$this->handleError($session_id);
-			} else {
-				return $session_id;
-			}
-		}
-	}
+    /**
+     * Creates a session
+     *
+     * @param string API secret key
+     * @param string Name of the session
+     * @param string Start date, use the 'YYYY-MM-DD' format
+     * @param string End date, use the 'YYYY-MM-DD' format
+     * @param int Access delays of the coach (days before)
+     * @param int Access delays of the coach (days after)
+     * @param int Nolimit (0 = no limit of time, 1 = limit of time)
+     * @param int Visibility
+     * @param string User id field name for the coach
+     * @param string User id value for the coach
+     * @param string Original session id field name (use "chamilo_session_id" to use internal id)
+     * @param string Original session id value
+     * @param array Array of extra fields
+     * @return int Session id generated
+     */
+    public function CreateSession($secret_key, $name, $start_date, $end_date, $nb_days_access_before, $nb_days_access_after, $nolimit, $visibility, $user_id_field_name, $user_id_value, $session_id_field_name, $session_id_value, $extras) {
+        $verifKey = $this->verifyKey($secret_key);
+        if($verifKey instanceof WSError) {
+            $this->handleError($verifKey);
+        } else {
+            $session_id = $this->createSessionHelper($name, $start_date, $end_date, $nb_days_access_before, $nb_days_access_after, $nolimit, $visibility, $user_id_field_name, $user_id_value, $session_id_field_name, $session_id_value, $extras);
+            if($session_id instanceof WSError) {
+                $this->handleError($session_id);
+            } else {
+                return $session_id;
+            }
+        }
+    }
 
-	/**
-	 * Deletes a session (helper method)
-	 *
-	 * @param string Session id field name
-	 * @param string Session id value
-	 * @return mixed True in case of success, WSError otherwise
-	 */
-	protected function deleteSessionHelper($session_id_field_name, $session_id_value) {
-		$session_id = $this->getSessionId($session_id_field_name, $session_id_value);
-		if($session_id instanceof WSError) {
-			return $session_id;
-		} else {
-			SessionManager::delete($session_id, true);
-			return true;
-		}
-	}
+    /**
+     * Deletes a session (helper method)
+     *
+     * @param string Session id field name
+     * @param string Session id value
+     * @return mixed True in case of success, WSError otherwise
+     */
+    protected function deleteSessionHelper($session_id_field_name, $session_id_value) {
+        $session_id = $this->getSessionId($session_id_field_name, $session_id_value);
+        if($session_id instanceof WSError) {
+            return $session_id;
+        } else {
+            SessionManager::delete($session_id, true);
+            return true;
+        }
+    }
 
-	/**
-	 * Deletes a session
-	 *
-	 * @param string API secret key
-	 * @param string Session id field name
-	 * @param string Session id value
-	 */
-	public function DeleteSession($secret_key, $session_id_field_name, $session_id_value) {
-		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
-			$this->handleError($verifKey);
-		} else {
-			$result = $this->deleteSessionHelper($session_id_field_name, $session_id_value);
-			if($result instanceof WSError) {
-				$this->handleError($result);
-			}
-		}
-	}
+    /**
+     * Deletes a session
+     *
+     * @param string API secret key
+     * @param string Session id field name
+     * @param string Session id value
+     */
+    public function DeleteSession($secret_key, $session_id_field_name, $session_id_value) {
+        $verifKey = $this->verifyKey($secret_key);
+        if($verifKey instanceof WSError) {
+            $this->handleError($verifKey);
+        } else {
+            $result = $this->deleteSessionHelper($session_id_field_name, $session_id_value);
+            if($result instanceof WSError) {
+                $this->handleError($result);
+            }
+        }
+    }
 
-	/**
-	 * Edits a session (helper method)
-	 *
-	 * @param string Name of the session
-	 * @param string Start date, use the 'YYYY-MM-DD' format
-	 * @param string End date, use the 'YYYY-MM-DD' format
-	 * @param int Access delays of the coach (days before)
-	 * @param int Access delays of the coach (days after)
-	 * @param int Nolimit (0 = no limit of time, 1 = limit of time)
-	 * @param int Visibility
-	 * @param string User id field name for the coach
-	 * @param string User id value for the coach
-	 * @param string Original session id field name (use "chamilo_session_id" to use internal id)
-	 * @param string Original session id value
-	 * @param array Array of extra fields
-	 * @return mixed True on success, WSError otherwise
-	 */
+    /**
+     * Edits a session (helper method)
+     *
+     * @param string Name of the session
+     * @param string Start date, use the 'YYYY-MM-DD' format
+     * @param string End date, use the 'YYYY-MM-DD' format
+     * @param int Access delays of the coach (days before)
+     * @param int Access delays of the coach (days after)
+     * @param int Nolimit (0 = no limit of time, 1 = limit of time)
+     * @param int Visibility
+     * @param string User id field name for the coach
+     * @param string User id value for the coach
+     * @param string Original session id field name (use "chamilo_session_id" to use internal id)
+     * @param string Original session id value
+     * @param array Array of extra fields
+     * @return mixed True on success, WSError otherwise
+     */
     protected function editSessionHelper(
         $name,
         $start_date,
@@ -199,15 +199,15 @@ 
         $session_id_value,
         $extras
     ) {
-		$session_id = $this->getSessionId($session_id_field_name, $session_id_value);
-		if($session_id instanceof WSError) {
-			return $session_id;
-		} else {
-			// Verify that coach exists and get its id
-			$user_id = $this->getUserId($user_id_field_name, $user_id_value);
-			if ($user_id instanceof WSError) {
-				return $user_id;
-			}
+        $session_id = $this->getSessionId($session_id_field_name, $session_id_value);
+        if($session_id instanceof WSError) {
+            return $session_id;
+        } else {
+            // Verify that coach exists and get its id
+            $user_id = $this->getUserId($user_id_field_name, $user_id_value);
+            if ($user_id instanceof WSError) {
+                return $user_id;
+            }
 
             $coachStartDate = null;
             if (!empty($nb_days_access_before)) {
@@ -234,127 +234,127 @@ 
                 0,
                 (int)$visibility
             );
-			if(!is_int($result_id)) {
-				return new WSError(302, 'Could not edit the session');
-			} else {
-				if(!empty($extras)) {
-					$extras_associative = array();
-					foreach($extras as $extra) {
-						$extras_associative[$extra['field_name']] = $extra['field_value'];
-					}
-					// Create the extra fields
-					foreach($extras_associative as $fname => $fvalue) {
-						SessionManager::create_session_extra_field($fname, 1, $fname);
-						SessionManager::update_session_extra_field_value($session_id, $fname, $fvalue);
-					}
-				}
-				return true;
-			}
-		}
-	}
+            if(!is_int($result_id)) {
+                return new WSError(302, 'Could not edit the session');
+            } else {
+                if(!empty($extras)) {
+                    $extras_associative = array();
+                    foreach($extras as $extra) {
+                        $extras_associative[$extra['field_name']] = $extra['field_value'];
+                    }
+                    // Create the extra fields
+                    foreach($extras_associative as $fname => $fvalue) {
+                        SessionManager::create_session_extra_field($fname, 1, $fname);
+                        SessionManager::update_session_extra_field_value($session_id, $fname, $fvalue);
+                    }
+                }
+                return true;
+            }
+        }
+    }
 
-	/**
-	 * Edits a session
-	 *
-	 * @param string API secret key
-	 * @param string Name of the session
-	 * @param string Start date, use the 'YYYY-MM-DD' format
-	 * @param string End date, use the 'YYYY-MM-DD' format
-	 * @param int Access delays of the coach (days before)
-	 * @param int Access delays of the coach (days after)
-	 * @param int Nolimit (0 = no limit of time, 1 = limit of time)
-	 * @param int Visibility
-	 * @param string User id field name for the coach
-	 * @param string User id value for the coach
-	 * @param string Original session id field name (use "chamilo_session_id" to use internal id)
-	 * @param string Original session id value
-	 * @param array Array of extra fields
-	 */
-	public function EditSession($secret_key, $name, $start_date, $end_date, $nb_days_access_before, $nb_days_access_after, $nolimit, $visibility, $user_id_field_name, $user_id_value, $session_id_field_name, $session_id_value, $extras) {
-		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
-			$this->handleError($verifKey);
-		} else {
-			$result = $this->editSessionHelper($name, $start_date, $end_date, $nb_days_access_before, $nb_days_access_after, $nolimit, $visibility, $user_id_field_name, $user_id_value, $session_id_field_name, $session_id_value, $extras);
-			if($session_id_value instanceof WSError) {
-				$this->handleError($result);
-			}
-		}
-	}
+    /**
+     * Edits a session
+     *
+     * @param string API secret key
+     * @param string Name of the session
+     * @param string Start date, use the 'YYYY-MM-DD' format
+     * @param string End date, use the 'YYYY-MM-DD' format
+     * @param int Access delays of the coach (days before)
+     * @param int Access delays of the coach (days after)
+     * @param int Nolimit (0 = no limit of time, 1 = limit of time)
+     * @param int Visibility
+     * @param string User id field name for the coach
+     * @param string User id value for the coach
+     * @param string Original session id field name (use "chamilo_session_id" to use internal id)
+     * @param string Original session id value
+     * @param array Array of extra fields
+     */
+    public function EditSession($secret_key, $name, $start_date, $end_date, $nb_days_access_before, $nb_days_access_after, $nolimit, $visibility, $user_id_field_name, $user_id_value, $session_id_field_name, $session_id_value, $extras) {
+        $verifKey = $this->verifyKey($secret_key);
+        if($verifKey instanceof WSError) {
+            $this->handleError($verifKey);
+        } else {
+            $result = $this->editSessionHelper($name, $start_date, $end_date, $nb_days_access_before, $nb_days_access_after, $nolimit, $visibility, $user_id_field_name, $user_id_value, $session_id_field_name, $session_id_value, $extras);
+            if($session_id_value instanceof WSError) {
+                $this->handleError($result);
+            }
+        }
+    }
 
-	/**
-	 * Change user subscription (helper method)
-	 *
-	 * @param string User id field name
-	 * @param string User id value
-	 * @param string Session id field name
-	 * @param string Session id value
-	 * @param int State (1 to subscribe, 0 to unsubscribe)
-	 * @return mixed True on success, WSError otherwise
-	 */
-	protected function changeUserSubscription($user_id_field_name, $user_id_value, $session_id_field_name, $session_id_value, $state) {
-		$session_id = $this->getSessionId($session_id_field_name, $session_id_value);
-		if($session_id instanceof WSError) {
-			return $session_id;
-		} else {
-			$user_id = $this->getUserId($user_id_field_name, $user_id_value);
-			if($user_id instanceof WSError) {
-				return $user_id;
-			} else {
-				if($state  == 1) {
-					SessionManager::suscribe_users_to_session($session_id, array($user_id));
-				} else {
-					$result = SessionManager::unsubscribe_user_from_session($session_id, $user_id);
-					if (!$result) {
-						return new WSError(303, 'There was an error unsubscribing this user from the session');
-					}
-				}
-				return true;
-			}
-		}
-	}
+    /**
+     * Change user subscription (helper method)
+     *
+     * @param string User id field name
+     * @param string User id value
+     * @param string Session id field name
+     * @param string Session id value
+     * @param int State (1 to subscribe, 0 to unsubscribe)
+     * @return mixed True on success, WSError otherwise
+     */
+    protected function changeUserSubscription($user_id_field_name, $user_id_value, $session_id_field_name, $session_id_value, $state) {
+        $session_id = $this->getSessionId($session_id_field_name, $session_id_value);
+        if($session_id instanceof WSError) {
+            return $session_id;
+        } else {
+            $user_id = $this->getUserId($user_id_field_name, $user_id_value);
+            if($user_id instanceof WSError) {
+                return $user_id;
+            } else {
+                if($state  == 1) {
+                    SessionManager::suscribe_users_to_session($session_id, array($user_id));
+                } else {
+                    $result = SessionManager::unsubscribe_user_from_session($session_id, $user_id);
+                    if (!$result) {
+                        return new WSError(303, 'There was an error unsubscribing this user from the session');
+                    }
+                }
+                return true;
+            }
+        }
+    }
 
-	/**
-	 * Subscribe user to a session
-	 *
-	 * @param string API secret key
-	 * @param string User id field name
-	 * @param string User id value
-	 * @param string Session id field name
-	 * @param string Session id value
-	 */
-	public function SubscribeUserToSession($secret_key, $user_id_field_name, $user_id_value, $session_id_field_name, $session_id_value) {
-		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
-			$this->handleError($verifKey);
-		} else {
-			$result = $this->changeUserSubscription($user_id_field_name, $user_id_value, $session_id_field_name, $session_id_value, 1);
-			if($result instanceof WSError) {
-				$this->handleError($result);
-			}
-		}
-	}
+    /**
+     * Subscribe user to a session
+     *
+     * @param string API secret key
+     * @param string User id field name
+     * @param string User id value
+     * @param string Session id field name
+     * @param string Session id value
+     */
+    public function SubscribeUserToSession($secret_key, $user_id_field_name, $user_id_value, $session_id_field_name, $session_id_value) {
+        $verifKey = $this->verifyKey($secret_key);
+        if($verifKey instanceof WSError) {
+            $this->handleError($verifKey);
+        } else {
+            $result = $this->changeUserSubscription($user_id_field_name, $user_id_value, $session_id_field_name, $session_id_value, 1);
+            if($result instanceof WSError) {
+                $this->handleError($result);
+            }
+        }
+    }
 
-	/**
-	 * Subscribe user to a session
-	 *
-	 * @param string API secret key
-	 * @param string User id field name
-	 * @param string User id value
-	 * @param string Session id field name
-	 * @param string Session id value
-	 */
-	public function UnsubscribeUserFromSession($secret_key, $user_id_field_name, $user_id_value, $session_id_field_name, $session_id_value) {
-		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
-			$this->handleError($verifKey);
-		} else {
-			$result = $this->changeUserSubscription($user_id_field_name, $user_id_value, $session_id_field_name, $session_id_value, 0);
-			if($result instanceof WSError) {
-				$this->handleError($result);
-			}
-		}
-	}
+    /**
+     * Subscribe user to a session
+     *
+     * @param string API secret key
+     * @param string User id field name
+     * @param string User id value
+     * @param string Session id field name
+     * @param string Session id value
+     */
+    public function UnsubscribeUserFromSession($secret_key, $user_id_field_name, $user_id_value, $session_id_field_name, $session_id_value) {
+        $verifKey = $this->verifyKey($secret_key);
+        if($verifKey instanceof WSError) {
+            $this->handleError($verifKey);
+        } else {
+            $result = $this->changeUserSubscription($user_id_field_name, $user_id_value, $session_id_field_name, $session_id_value, 0);
+            if($result instanceof WSError) {
+                $this->handleError($result);
+            }
+        }
+    }
     
     /**
      * Change Teacher subscription (helper method)
@@ -446,79 +446,79 @@ 
     }
 
     /**
-	 * Change course subscription
-	 *
-	 * @param string Course id field name
-	 * @param string Course id value
-	 * @param string Session id field name
-	 * @param string Session id value
-	 * @param int State (1 to subscribe, 0 to unsubscribe)
-	 * @return mixed True on success, WSError otherwise
-	 */
-	protected function changeCourseSubscription($course_id_field_name, $course_id_value, $session_id_field_name, $session_id_value, $state) {
-		$session_id = $this->getSessionId($session_id_field_name, $session_id_value);
-		if($session_id instanceof WSError) {
-			return $session_id;
-		} else {
-			$course_id = $this->getCourseId($course_id_field_name, $course_id_value);
-			if($course_id instanceof WSError) {
-				return $course_id;
-			} else {
-				if($state  == 1) {
-					SessionManager::add_courses_to_session($session_id, array($course_id));
-					return true;
-				} else {
-					$result = SessionManager::unsubscribe_course_from_session($session_id, $course_id);
-					if ($result) {
-						return true;
-					} else {
-						return new WSError(304, 'Error unsubscribing course from session');
-					}
-				}
-			}
-		}
+     * Change course subscription
+     *
+     * @param string Course id field name
+     * @param string Course id value
+     * @param string Session id field name
+     * @param string Session id value
+     * @param int State (1 to subscribe, 0 to unsubscribe)
+     * @return mixed True on success, WSError otherwise
+     */
+    protected function changeCourseSubscription($course_id_field_name, $course_id_value, $session_id_field_name, $session_id_value, $state) {
+        $session_id = $this->getSessionId($session_id_field_name, $session_id_value);
+        if($session_id instanceof WSError) {
+            return $session_id;
+        } else {
+            $course_id = $this->getCourseId($course_id_field_name, $course_id_value);
+            if($course_id instanceof WSError) {
+                return $course_id;
+            } else {
+                if($state  == 1) {
+                    SessionManager::add_courses_to_session($session_id, array($course_id));
+                    return true;
+                } else {
+                    $result = SessionManager::unsubscribe_course_from_session($session_id, $course_id);
+                    if ($result) {
+                        return true;
+                    } else {
+                        return new WSError(304, 'Error unsubscribing course from session');
+                    }
+                }
+            }
+        }
     }
 
-	/**
-	 * Subscribe course to session
-	 *
-	 * @param string API secret key
-	 * @param string Course id field name
-	 * @param string Course id value
-	 * @param string Session id field name
-	 * @param string Session id value
-	 */
-	public function SubscribeCourseToSession($secret_key, $course_id_field_name, $course_id_value, $session_id_field_name, $session_id_value) {
-		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
-			$this->handleError($verifKey);
-		} else {
-			$result = $this->changeCourseSubscription($course_id_field_name, $course_id_value, $session_id_field_name, $session_id_value, 1);
-			if($result instanceof WSError) {
-				$this->handleError($result);
-			}
-		}
-	}
+    /**
+     * Subscribe course to session
+     *
+     * @param string API secret key
+     * @param string Course id field name
+     * @param string Course id value
+     * @param string Session id field name
+     * @param string Session id value
+     */
+    public function SubscribeCourseToSession($secret_key, $course_id_field_name, $course_id_value, $session_id_field_name, $session_id_value) {
+        $verifKey = $this->verifyKey($secret_key);
+        if($verifKey instanceof WSError) {
+            $this->handleError($verifKey);
+        } else {
+            $result = $this->changeCourseSubscription($course_id_field_name, $course_id_value, $session_id_field_name, $session_id_value, 1);
+            if($result instanceof WSError) {
+                $this->handleError($result);
+            }
+        }
+    }
 
-	/**
-	 * Unsubscribe course from session
-	 *
-	 * @param string API secret key
-	 * @param string Course id field name
-	 * @param string Course id value
-	 * @param string Session id field name
-	 * @param string Session id value
-	 */
-	public function UnsubscribeCourseFromSession($secret_key, $course_id_field_name, $course_id_value, $session_id_field_name, $session_id_value) {
-		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
-			$this->handleError($verifKey);
-		} else {
-			$result = $this->changeCourseSubscription($course_id_field_name, $course_id_value, $session_id_field_name, $session_id_value, 0);
-			if($result instanceof WSError) {
-				$this->handleError($result);
-			}
-		}
-	}
+    /**
+     * Unsubscribe course from session
+     *
+     * @param string API secret key
+     * @param string Course id field name
+     * @param string Course id value
+     * @param string Session id field name
+     * @param string Session id value
+     */
+    public function UnsubscribeCourseFromSession($secret_key, $course_id_field_name, $course_id_value, $session_id_field_name, $session_id_value) {
+        $verifKey = $this->verifyKey($secret_key);
+        if($verifKey instanceof WSError) {
+            $this->handleError($verifKey);
+        } else {
+            $result = $this->changeCourseSubscription($course_id_field_name, $course_id_value, $session_id_field_name, $session_id_value, 0);
+            if($result instanceof WSError) {
+                $this->handleError($result);
+            }
+        }
+    }
 
 }

Spacing +36 added lines, -36 removed lines

@@ -54,13 +54,13 @@ 
 		$coachStartDate = null;
 		if (!empty($nb_days_access_before)) {
 			$day = intval($nb_days_access_before);
-			$coachStartDate = date('Y-m-d ', strtotime($start_date. ' + '.$day.' days'));
+			$coachStartDate = date('Y-m-d ', strtotime($start_date.' + '.$day.' days'));
 		}
 
 		$coachEndDate = null;
 		if (!empty($nb_days_access_after)) {
 			$day = intval($nb_days_access_after);
-			$coachEndDate = date('Y-m-d ', strtotime($end_date. ' + '.$day.' days'));
+			$coachEndDate = date('Y-m-d ', strtotime($end_date.' + '.$day.' days'));
 		}
 
 		// Try to create the session
@@ -76,19 +76,19 @@ 
 			0,
 			$visibility
 		);
-		if(!is_int($session_id)) {
+		if (!is_int($session_id)) {
 			return new WSError(301, 'Could not create the session');
 		} else {
 			// Add the Original session id to the extra fields
 			$extras_associative = array();
-			if($session_id_field_name != "chamilo_session_id") {
+			if ($session_id_field_name != "chamilo_session_id") {
 				$extras_associative[$session_id_field_name] = $session_id_value;
 			}
-			foreach($extras as $extra) {
+			foreach ($extras as $extra) {
 				$extras_associative[$extra['field_name']] = $extra['field_value'];
 			}
 			// Create the extra fields
-			foreach($extras_associative as $fname => $fvalue) {
+			foreach ($extras_associative as $fname => $fvalue) {
 				SessionManager::create_session_extra_field($fname, 1, $fname);
 				SessionManager::update_session_extra_field_value(
 					$session_id,
@@ -120,11 +120,11 @@ 
 	 */
 	public function CreateSession($secret_key, $name, $start_date, $end_date, $nb_days_access_before, $nb_days_access_after, $nolimit, $visibility, $user_id_field_name, $user_id_value, $session_id_field_name, $session_id_value, $extras) {
 		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
+		if ($verifKey instanceof WSError) {
 			$this->handleError($verifKey);
 		} else {
 			$session_id = $this->createSessionHelper($name, $start_date, $end_date, $nb_days_access_before, $nb_days_access_after, $nolimit, $visibility, $user_id_field_name, $user_id_value, $session_id_field_name, $session_id_value, $extras);
-			if($session_id instanceof WSError) {
+			if ($session_id instanceof WSError) {
 				$this->handleError($session_id);
 			} else {
 				return $session_id;
@@ -141,7 +141,7 @@ 
 	 */
 	protected function deleteSessionHelper($session_id_field_name, $session_id_value) {
 		$session_id = $this->getSessionId($session_id_field_name, $session_id_value);
-		if($session_id instanceof WSError) {
+		if ($session_id instanceof WSError) {
 			return $session_id;
 		} else {
 			SessionManager::delete($session_id, true);
@@ -158,11 +158,11 @@ 
 	 */
 	public function DeleteSession($secret_key, $session_id_field_name, $session_id_value) {
 		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
+		if ($verifKey instanceof WSError) {
 			$this->handleError($verifKey);
 		} else {
 			$result = $this->deleteSessionHelper($session_id_field_name, $session_id_value);
-			if($result instanceof WSError) {
+			if ($result instanceof WSError) {
 				$this->handleError($result);
 			}
 		}
@@ -200,7 +200,7 @@ 
         $extras
     ) {
 		$session_id = $this->getSessionId($session_id_field_name, $session_id_value);
-		if($session_id instanceof WSError) {
+		if ($session_id instanceof WSError) {
 			return $session_id;
 		} else {
 			// Verify that coach exists and get its id
@@ -212,13 +212,13 @@ 
             $coachStartDate = null;
             if (!empty($nb_days_access_before)) {
                 $day = intval($nb_days_access_before);
-                $coachStartDate = date('Y-m-d ', strtotime($start_date. ' + '.$day.' days'));
+                $coachStartDate = date('Y-m-d ', strtotime($start_date.' + '.$day.' days'));
             }
 
             $coachEndDate = null;
             if (!empty($nb_days_access_after)) {
                 $day = intval($nb_days_access_after);
-                $coachEndDate = date('Y-m-d ', strtotime($end_date. ' + '.$day.' days'));
+                $coachEndDate = date('Y-m-d ', strtotime($end_date.' + '.$day.' days'));
             }
 
             $result_id = SessionManager::edit_session(
@@ -232,18 +232,18 @@ 
                 $coachEndDate,
                 $user_id,
                 0,
-                (int)$visibility
+                (int) $visibility
             );
-			if(!is_int($result_id)) {
+			if (!is_int($result_id)) {
 				return new WSError(302, 'Could not edit the session');
 			} else {
-				if(!empty($extras)) {
+				if (!empty($extras)) {
 					$extras_associative = array();
-					foreach($extras as $extra) {
+					foreach ($extras as $extra) {
 						$extras_associative[$extra['field_name']] = $extra['field_value'];
 					}
 					// Create the extra fields
-					foreach($extras_associative as $fname => $fvalue) {
+					foreach ($extras_associative as $fname => $fvalue) {
 						SessionManager::create_session_extra_field($fname, 1, $fname);
 						SessionManager::update_session_extra_field_value($session_id, $fname, $fvalue);
 					}
@@ -272,11 +272,11 @@ 
 	 */
 	public function EditSession($secret_key, $name, $start_date, $end_date, $nb_days_access_before, $nb_days_access_after, $nolimit, $visibility, $user_id_field_name, $user_id_value, $session_id_field_name, $session_id_value, $extras) {
 		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
+		if ($verifKey instanceof WSError) {
 			$this->handleError($verifKey);
 		} else {
 			$result = $this->editSessionHelper($name, $start_date, $end_date, $nb_days_access_before, $nb_days_access_after, $nolimit, $visibility, $user_id_field_name, $user_id_value, $session_id_field_name, $session_id_value, $extras);
-			if($session_id_value instanceof WSError) {
+			if ($session_id_value instanceof WSError) {
 				$this->handleError($result);
 			}
 		}
@@ -294,14 +294,14 @@ 
 	 */
 	protected function changeUserSubscription($user_id_field_name, $user_id_value, $session_id_field_name, $session_id_value, $state) {
 		$session_id = $this->getSessionId($session_id_field_name, $session_id_value);
-		if($session_id instanceof WSError) {
+		if ($session_id instanceof WSError) {
 			return $session_id;
 		} else {
 			$user_id = $this->getUserId($user_id_field_name, $user_id_value);
-			if($user_id instanceof WSError) {
+			if ($user_id instanceof WSError) {
 				return $user_id;
 			} else {
-				if($state  == 1) {
+				if ($state == 1) {
 					SessionManager::suscribe_users_to_session($session_id, array($user_id));
 				} else {
 					$result = SessionManager::unsubscribe_user_from_session($session_id, $user_id);
@@ -325,11 +325,11 @@ 
 	 */
 	public function SubscribeUserToSession($secret_key, $user_id_field_name, $user_id_value, $session_id_field_name, $session_id_value) {
 		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
+		if ($verifKey instanceof WSError) {
 			$this->handleError($verifKey);
 		} else {
 			$result = $this->changeUserSubscription($user_id_field_name, $user_id_value, $session_id_field_name, $session_id_value, 1);
-			if($result instanceof WSError) {
+			if ($result instanceof WSError) {
 				$this->handleError($result);
 			}
 		}
@@ -346,11 +346,11 @@ 
 	 */
 	public function UnsubscribeUserFromSession($secret_key, $user_id_field_name, $user_id_value, $session_id_field_name, $session_id_value) {
 		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
+		if ($verifKey instanceof WSError) {
 			$this->handleError($verifKey);
 		} else {
 			$result = $this->changeUserSubscription($user_id_field_name, $user_id_value, $session_id_field_name, $session_id_value, 0);
-			if($result instanceof WSError) {
+			if ($result instanceof WSError) {
 				$this->handleError($result);
 			}
 		}
@@ -385,7 +385,7 @@ 
                     if ($state == 1) {
                         SessionManager::set_coach_to_course_session($user_id, $session_id, $course_id);
                     } else {
-                        $user_id = array (0 => $user_id);
+                        $user_id = array(0 => $user_id);
                         $result = SessionManager::removeUsersFromCourseSession($user_id, $session_id, $course_id);
                         if (!$result) {
                             return new WSError(303, 'There was an error unsubscribing this Teacher from the session');
@@ -457,14 +457,14 @@ 
 	 */
 	protected function changeCourseSubscription($course_id_field_name, $course_id_value, $session_id_field_name, $session_id_value, $state) {
 		$session_id = $this->getSessionId($session_id_field_name, $session_id_value);
-		if($session_id instanceof WSError) {
+		if ($session_id instanceof WSError) {
 			return $session_id;
 		} else {
 			$course_id = $this->getCourseId($course_id_field_name, $course_id_value);
-			if($course_id instanceof WSError) {
+			if ($course_id instanceof WSError) {
 				return $course_id;
 			} else {
-				if($state  == 1) {
+				if ($state == 1) {
 					SessionManager::add_courses_to_session($session_id, array($course_id));
 					return true;
 				} else {
@@ -490,11 +490,11 @@ 
 	 */
 	public function SubscribeCourseToSession($secret_key, $course_id_field_name, $course_id_value, $session_id_field_name, $session_id_value) {
 		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
+		if ($verifKey instanceof WSError) {
 			$this->handleError($verifKey);
 		} else {
 			$result = $this->changeCourseSubscription($course_id_field_name, $course_id_value, $session_id_field_name, $session_id_value, 1);
-			if($result instanceof WSError) {
+			if ($result instanceof WSError) {
 				$this->handleError($result);
 			}
 		}
@@ -511,11 +511,11 @@ 
 	 */
 	public function UnsubscribeCourseFromSession($secret_key, $course_id_field_name, $course_id_value, $session_id_field_name, $session_id_value) {
 		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
+		if ($verifKey instanceof WSError) {
 			$this->handleError($verifKey);
 		} else {
 			$result = $this->changeCourseSubscription($course_id_field_name, $course_id_value, $session_id_field_name, $session_id_value, 0);
-			if($result instanceof WSError) {
+			if ($result instanceof WSError) {
 				$this->handleError($result);
 			}
 		}

main/webservices/webservice_user.php

Doc Comments +6 added lines

@@ -36,6 +36,7 @@ 
 	 *
 	 * @param array Users
 	 * @param int Set to 1 to enable and to 0 to disable
+	 * @param integer $state
 	 * @return array Array of results
 	 */
 	protected function changeUsersActiveState($users, $state) {
@@ -217,6 +218,11 @@ 
 	 * @param string Phone.
 	 * @param string Expiration date
 	 * @param array Extra fields. An array with elements of the form ('field_name' => 'name_of_the_field', 'field_value' => 'value_of_the_field').
+	 * @param integer|null $visibility
+	 * @param string|null $email
+	 * @param string|null $language
+	 * @param string|null $phone
+	 * @param string|null $expiration_date
 	 * @return mixed New user id generated by the system, WSError otherwise
 	 */
 	protected function createUserHelper($firstname, $lastname, $status, $login, $password, $encrypt_method, $user_id_field_name, $user_id_value, $visibility, $email, $language, $phone, $expiration_date, $extras = array()) {

Indentation +426 added lines, -426 removed lines

@@ -11,458 +11,458 @@
  */
 class WSUser extends WS {
 
-	/**
-	 * Enables or disables a user
-	 *
-	 * @param string User id field name
-	 * @param string User id value
-	 * @param int Set to 1 to enable and to 0 to disable
-	 */
-	protected function changeUserActiveState($user_id_field_name, $user_id_value, $state) {
-		$user_id = $this->getUserId($user_id_field_name, $user_id_value);
-		if($user_id instanceof WSError) {
-			return $user_id;
-		} else {
-			if($state == 0) {
-				UserManager::disable($user_id);
-			} else if($state == 1) {
-				UserManager::enable($user_id);
-			}
-		}
-	}
+    /**
+     * Enables or disables a user
+     *
+     * @param string User id field name
+     * @param string User id value
+     * @param int Set to 1 to enable and to 0 to disable
+     */
+    protected function changeUserActiveState($user_id_field_name, $user_id_value, $state) {
+        $user_id = $this->getUserId($user_id_field_name, $user_id_value);
+        if($user_id instanceof WSError) {
+            return $user_id;
+        } else {
+            if($state == 0) {
+                UserManager::disable($user_id);
+            } else if($state == 1) {
+                UserManager::enable($user_id);
+            }
+        }
+    }
 
-	/**
-	 * Enables or disables multiple users
-	 *
-	 * @param array Users
-	 * @param int Set to 1 to enable and to 0 to disable
-	 * @return array Array of results
-	 */
-	protected function changeUsersActiveState($users, $state) {
-		$results = array();
-		foreach($users as $user) {
-			$result_tmp = array();
-			$result_op = $this->changeUserActiveState($user['user_id_field_name'], $user['user_id_value'], $state);
-			$result_tmp['user_id_value'] = $user['user_id_value'];
-			if($result_op instanceof WSError) {
-				// Return the error in the results
-				$result_tmp['result'] = $result_op->toArray();
-			} else {
-				$result_tmp['result'] = $this->getSuccessfulResult();
-			}
-			$results[] = $result_tmp;
-		}
-		return $results;
-	}
+    /**
+     * Enables or disables multiple users
+     *
+     * @param array Users
+     * @param int Set to 1 to enable and to 0 to disable
+     * @return array Array of results
+     */
+    protected function changeUsersActiveState($users, $state) {
+        $results = array();
+        foreach($users as $user) {
+            $result_tmp = array();
+            $result_op = $this->changeUserActiveState($user['user_id_field_name'], $user['user_id_value'], $state);
+            $result_tmp['user_id_value'] = $user['user_id_value'];
+            if($result_op instanceof WSError) {
+                // Return the error in the results
+                $result_tmp['result'] = $result_op->toArray();
+            } else {
+                $result_tmp['result'] = $this->getSuccessfulResult();
+            }
+            $results[] = $result_tmp;
+        }
+        return $results;
+    }
 
-	/**
-	 * Disables a user
-	 *
-	 * @param string API secret key
-	 * @param string User id field name. Use "chamilo_user_id" as the field name if you want to use the internal user_id
-	 * @param string User id value
-	 */
-	public function DisableUser($secret_key, $user_id_field_name, $user_id_value) {
-		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
-			// Let the implementation handle it
-			$this->handleError($verifKey);
-		} else {
-			$result = $this->changeUserActiveState($user_id_field_name, $user_id_value, 0);
-			if($result instanceof WSError) {
-				$this->handleError($result);
-			}
-		}
-	}
+    /**
+     * Disables a user
+     *
+     * @param string API secret key
+     * @param string User id field name. Use "chamilo_user_id" as the field name if you want to use the internal user_id
+     * @param string User id value
+     */
+    public function DisableUser($secret_key, $user_id_field_name, $user_id_value) {
+        $verifKey = $this->verifyKey($secret_key);
+        if($verifKey instanceof WSError) {
+            // Let the implementation handle it
+            $this->handleError($verifKey);
+        } else {
+            $result = $this->changeUserActiveState($user_id_field_name, $user_id_value, 0);
+            if($result instanceof WSError) {
+                $this->handleError($result);
+            }
+        }
+    }
 
-	/**
-	 * Disables multiple users
-	 *
-	 * @param string API secret key
-	 * @param array Array of users with elements of the form array('user_id_field_name' => 'name_of_field', 'user_id_value' => 'value')
-	 * @return array Array with elements like array('user_id_value' => 'value', 'result' => array('code' => 0, 'message' => 'Operation was successful')). Note that if the result array contains a code different
-	 * than 0, an error occured
-	 */
-	public function DisableUsers($secret_key, $users) {
-		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
-			// Let the implementation handle it
-			$this->handleError($verifKey);
-		} else {
-			return $this->changeUsersActiveState($users, 0);
-		}
-	}
+    /**
+     * Disables multiple users
+     *
+     * @param string API secret key
+     * @param array Array of users with elements of the form array('user_id_field_name' => 'name_of_field', 'user_id_value' => 'value')
+     * @return array Array with elements like array('user_id_value' => 'value', 'result' => array('code' => 0, 'message' => 'Operation was successful')). Note that if the result array contains a code different
+     * than 0, an error occured
+     */
+    public function DisableUsers($secret_key, $users) {
+        $verifKey = $this->verifyKey($secret_key);
+        if($verifKey instanceof WSError) {
+            // Let the implementation handle it
+            $this->handleError($verifKey);
+        } else {
+            return $this->changeUsersActiveState($users, 0);
+        }
+    }
 
-	/**
-	 * Enables a user
-	 *
-	 * @param string API secret key
-	 * @param string User id field name. Use "chamilo_user_id" as the field name if you want to use the internal user_id
-	 * @param string User id value
-	 */
-	public function EnableUser($secret_key, $user_id_field_name, $user_id_value) {
-		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
-			$this->handleError($verifKey);
-		} else {
-			$result = $this->changeUserActiveState($user_id_field_name, $user_id_value, 1);
-			if($result instanceof WSError) {
-				$this->handleError($result);
-			}
-		}
-	}
+    /**
+     * Enables a user
+     *
+     * @param string API secret key
+     * @param string User id field name. Use "chamilo_user_id" as the field name if you want to use the internal user_id
+     * @param string User id value
+     */
+    public function EnableUser($secret_key, $user_id_field_name, $user_id_value) {
+        $verifKey = $this->verifyKey($secret_key);
+        if($verifKey instanceof WSError) {
+            $this->handleError($verifKey);
+        } else {
+            $result = $this->changeUserActiveState($user_id_field_name, $user_id_value, 1);
+            if($result instanceof WSError) {
+                $this->handleError($result);
+            }
+        }
+    }
 
-	/**
-	 * Enables multiple users
-	 *
-	 * @param string API secret key
-	 * @param array Array of users with elements of the form array('user_id_field_name' => 'name_of_field', 'user_id_value' => 'value')
-	 * @return array Array with elements like array('user_id_value' => 'value', 'result' => array('code' => 0, 'message' => 'Operation was successful')). Note that if the result array contains a code different
-	 * than 0, an error occured
-	 */
-	public function EnableUsers($secret_key, $users) {
-		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
-			// Let the implementation handle it
-			$this->handleError($verifKey);
-		} else {
-			return $this->changeUsersActiveState($users, 1);
-		}
-	}
+    /**
+     * Enables multiple users
+     *
+     * @param string API secret key
+     * @param array Array of users with elements of the form array('user_id_field_name' => 'name_of_field', 'user_id_value' => 'value')
+     * @return array Array with elements like array('user_id_value' => 'value', 'result' => array('code' => 0, 'message' => 'Operation was successful')). Note that if the result array contains a code different
+     * than 0, an error occured
+     */
+    public function EnableUsers($secret_key, $users) {
+        $verifKey = $this->verifyKey($secret_key);
+        if($verifKey instanceof WSError) {
+            // Let the implementation handle it
+            $this->handleError($verifKey);
+        } else {
+            return $this->changeUsersActiveState($users, 1);
+        }
+    }
 
-	/**
-	 * Deletes a user (helper method)
-	 *
-	 * @param string User id field name. Use "chamilo_user_id" as the field name if you want to use the internal user_id
-	 * @param string User id value
-	 * @return mixed True if user was successfully deleted, WSError otherwise
-	 */
-	protected function deleteUserHelper($user_id_field_name, $user_id_value) {
-		$user_id = $this->getUserId($user_id_field_name, $user_id_value);
-		if($user_id instanceof WSError) {
-			return $user_id;
-		} else {
-			if(!UserManager::delete_user($user_id)) {
-				return new WSError(101, "There was a problem while deleting this user");
-			} else {
-				return true;
-			}
-		}
-	}
+    /**
+     * Deletes a user (helper method)
+     *
+     * @param string User id field name. Use "chamilo_user_id" as the field name if you want to use the internal user_id
+     * @param string User id value
+     * @return mixed True if user was successfully deleted, WSError otherwise
+     */
+    protected function deleteUserHelper($user_id_field_name, $user_id_value) {
+        $user_id = $this->getUserId($user_id_field_name, $user_id_value);
+        if($user_id instanceof WSError) {
+            return $user_id;
+        } else {
+            if(!UserManager::delete_user($user_id)) {
+                return new WSError(101, "There was a problem while deleting this user");
+            } else {
+                return true;
+            }
+        }
+    }
 
-	/**
-	 * Deletes a user
-	 *
-	 * @param string API secret key
-	 * @param string User id field name. Use "chamilo_user_id" as the field name if you want to use the internal user_id
-	 * @param string User id value
-	 */
-	public function DeleteUser($secret_key, $user_id_field_name, $user_id_value) {
-		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
-			$this->handleError($verifKey);
-		} else {
-			$result = $this->deleteUserHelper($user_id_field_name, $user_id_value);
-			if($result instanceof WSError) {
-				$this->handleError($result);
-			}
-		}
-	}
+    /**
+     * Deletes a user
+     *
+     * @param string API secret key
+     * @param string User id field name. Use "chamilo_user_id" as the field name if you want to use the internal user_id
+     * @param string User id value
+     */
+    public function DeleteUser($secret_key, $user_id_field_name, $user_id_value) {
+        $verifKey = $this->verifyKey($secret_key);
+        if($verifKey instanceof WSError) {
+            $this->handleError($verifKey);
+        } else {
+            $result = $this->deleteUserHelper($user_id_field_name, $user_id_value);
+            if($result instanceof WSError) {
+                $this->handleError($result);
+            }
+        }
+    }
 
-	/**
-	 * Deletes multiple users
-	 *
-	 * @param string API secret key
-	 * @param array Array of users with elements of the form array('user_id_field_name' => 'name_of_field', 'user_id_value' => 'value')
-	 * @return array Array with elements like array('user_id_value' => 'value', 'result' => array('code' => 0, 'message' => 'Operation was successful')). Note that if the result array contains a code different
-	 * than 0, an error occured
-	 */
-	public function DeleteUsers($secret_key, $users) {
-		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
-			$this->handleError($verifKey);
-		} else {
-			$results = array();
-			foreach($users as $user) {
-				$result_tmp = array();
-				$result_op = $this->deleteUserHelper($user['user_id_field_name'], $user['user_id_value']);
-				$result_tmp['user_id_value'] = $user['user_id_value'];
-				if($result_op instanceof WSError) {
-					// Return the error in the results
-					$result_tmp['result'] = $result_op->toArray();
-				} else {
-					$result_tmp['result'] = $this->getSuccessfulResult();
-				}
-				$results[] = $result_tmp;
-			}
-			return $results;
-		}
-	}
+    /**
+     * Deletes multiple users
+     *
+     * @param string API secret key
+     * @param array Array of users with elements of the form array('user_id_field_name' => 'name_of_field', 'user_id_value' => 'value')
+     * @return array Array with elements like array('user_id_value' => 'value', 'result' => array('code' => 0, 'message' => 'Operation was successful')). Note that if the result array contains a code different
+     * than 0, an error occured
+     */
+    public function DeleteUsers($secret_key, $users) {
+        $verifKey = $this->verifyKey($secret_key);
+        if($verifKey instanceof WSError) {
+            $this->handleError($verifKey);
+        } else {
+            $results = array();
+            foreach($users as $user) {
+                $result_tmp = array();
+                $result_op = $this->deleteUserHelper($user['user_id_field_name'], $user['user_id_value']);
+                $result_tmp['user_id_value'] = $user['user_id_value'];
+                if($result_op instanceof WSError) {
+                    // Return the error in the results
+                    $result_tmp['result'] = $result_op->toArray();
+                } else {
+                    $result_tmp['result'] = $this->getSuccessfulResult();
+                }
+                $results[] = $result_tmp;
+            }
+            return $results;
+        }
+    }
 
-	/**
-	 * Creates a user (helper method)
-	 *
-	 * @param string User first name
-	 * @param string User last name
-	 * @param int User status
-	 * @param string Login name
-	 * @param string Password (encrypted or not)
-	 * @param string Encrypt method. Leave blank if you are passing the password in clear text, set to the encrypt method used to encrypt the password otherwise. Remember
-	 * to include the salt in the extra fields if you are encrypting the password
-	 * @param string User id field name. Use "chamilo_user_id" as the field name if you want to use the internal user_id
-	 * @param string User id value. Leave blank if you are using the internal user_id
-	 * @param int Visibility.
-	 * @param string User email.
-	 * @param string Language.
-	 * @param string Phone.
-	 * @param string Expiration date
-	 * @param array Extra fields. An array with elements of the form ('field_name' => 'name_of_the_field', 'field_value' => 'value_of_the_field').
-	 * @return mixed New user id generated by the system, WSError otherwise
-	 */
-	protected function createUserHelper($firstname, $lastname, $status, $login, $password, $encrypt_method, $user_id_field_name, $user_id_value, $visibility, $email, $language, $phone, $expiration_date, $extras = array()) {
+    /**
+     * Creates a user (helper method)
+     *
+     * @param string User first name
+     * @param string User last name
+     * @param int User status
+     * @param string Login name
+     * @param string Password (encrypted or not)
+     * @param string Encrypt method. Leave blank if you are passing the password in clear text, set to the encrypt method used to encrypt the password otherwise. Remember
+     * to include the salt in the extra fields if you are encrypting the password
+     * @param string User id field name. Use "chamilo_user_id" as the field name if you want to use the internal user_id
+     * @param string User id value. Leave blank if you are using the internal user_id
+     * @param int Visibility.
+     * @param string User email.
+     * @param string Language.
+     * @param string Phone.
+     * @param string Expiration date
+     * @param array Extra fields. An array with elements of the form ('field_name' => 'name_of_the_field', 'field_value' => 'value_of_the_field').
+     * @return mixed New user id generated by the system, WSError otherwise
+     */
+    protected function createUserHelper($firstname, $lastname, $status, $login, $password, $encrypt_method, $user_id_field_name, $user_id_value, $visibility, $email, $language, $phone, $expiration_date, $extras = array()) {
         global $api_failureList;
-		// Add the original user id field name and value to the extra fields if needed
-		$extras_associative = array();
-		if($user_id_field_name != "chamilo_user_id") {
-			$extras_associative[$user_id_field_name] = $user_id_value;
-		}
+        // Add the original user id field name and value to the extra fields if needed
+        $extras_associative = array();
+        if($user_id_field_name != "chamilo_user_id") {
+            $extras_associative[$user_id_field_name] = $user_id_value;
+        }
                 if (!empty($extras)) {
                     foreach($extras as $extra) {
                         $extras_associative[$extra['field_name']] = $extra['field_value'];
                     }
                 }
-		$result = UserManager::create_user($firstname, $lastname, $status, $email, $login, $password, '', $language, $phone, '', PLATFORM_AUTH_SOURCE, $expiration_date, $visibility, 0, $extras_associative, $encrypt_method);
-		if (!$result) {
-			$failure = $api_failureList[0];
-			if($failure == 'login-pass already taken') {
-				return new WSError(102, 'This username is already taken');
-			} else if($failure == 'encrypt_method invalid') {
-				return new WSError(103, 'The encryption of the password is invalid');
-			} else {
-				return new WSError(104, 'There was an error creating the user');
-			}
-		} else {
-			return $result;
-		}
-	}
+        $result = UserManager::create_user($firstname, $lastname, $status, $email, $login, $password, '', $language, $phone, '', PLATFORM_AUTH_SOURCE, $expiration_date, $visibility, 0, $extras_associative, $encrypt_method);
+        if (!$result) {
+            $failure = $api_failureList[0];
+            if($failure == 'login-pass already taken') {
+                return new WSError(102, 'This username is already taken');
+            } else if($failure == 'encrypt_method invalid') {
+                return new WSError(103, 'The encryption of the password is invalid');
+            } else {
+                return new WSError(104, 'There was an error creating the user');
+            }
+        } else {
+            return $result;
+        }
+    }
 
-	/**
-	 * Creates a user
-	 *
-	 * @param string API secret key
-	 * @param string User first name
-	 * @param string User last name
-	 * @param int User status
-	 * @param string Login name
-	 * @param string Password (encrypted or not)
-	 * @param string Encrypt method. Leave blank if you are passing the password in clear text, set to the encrypt method used to encrypt the password otherwise. Remember
-	 * to include the salt in the extra fields if you are encrypting the password
-	 * @param string User id field name. Use "chamilo_user_id" as the field name if you want to use the internal user_id
-	 * @param string User id value. Leave blank if you are using the internal user_id
-	 * @param int Visibility. Set by default to 1
-	 * @param string User email. Set by default to an empty string
-	 * @param string Language. Set by default to english
-	 * @param string Phone. Set by default to an empty string
-	 * @param string Expiration date. Set to null by default
-	 * @param array Extra fields. An array with elements of the form ('field_name' => 'name_of_the_field', 'field_value' => 'value_of_the_field'). Set to an empty array by default
-	 * @return int New user id generated by the system
-	 */
-	public function CreateUser($secret_key, $firstname, $lastname, $status, $login, $password, $encrypt_method, $user_id_field_name, $user_id_value, $visibility = 1, $email = '', $language = 'english', $phone = '', $expiration_date = '0000-00-00 00:00:00', $extras = array()) {
-		// First, verify the secret key
-		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
-			$this->handleError($verifKey);
-		} else {
-			$result = $this->createUserHelper($firstname, $lastname, $status, $login, $password, $encrypt_method, $user_id_field_name, $user_id_value, $visibility, $email, $language, $phone, $expiration_date, $extras);
-			if($result instanceof WSError) {
-				$this->handleError($result);
-			} else {
-				return $result;
-			}
-		}
-	}
+    /**
+     * Creates a user
+     *
+     * @param string API secret key
+     * @param string User first name
+     * @param string User last name
+     * @param int User status
+     * @param string Login name
+     * @param string Password (encrypted or not)
+     * @param string Encrypt method. Leave blank if you are passing the password in clear text, set to the encrypt method used to encrypt the password otherwise. Remember
+     * to include the salt in the extra fields if you are encrypting the password
+     * @param string User id field name. Use "chamilo_user_id" as the field name if you want to use the internal user_id
+     * @param string User id value. Leave blank if you are using the internal user_id
+     * @param int Visibility. Set by default to 1
+     * @param string User email. Set by default to an empty string
+     * @param string Language. Set by default to english
+     * @param string Phone. Set by default to an empty string
+     * @param string Expiration date. Set to null by default
+     * @param array Extra fields. An array with elements of the form ('field_name' => 'name_of_the_field', 'field_value' => 'value_of_the_field'). Set to an empty array by default
+     * @return int New user id generated by the system
+     */
+    public function CreateUser($secret_key, $firstname, $lastname, $status, $login, $password, $encrypt_method, $user_id_field_name, $user_id_value, $visibility = 1, $email = '', $language = 'english', $phone = '', $expiration_date = '0000-00-00 00:00:00', $extras = array()) {
+        // First, verify the secret key
+        $verifKey = $this->verifyKey($secret_key);
+        if($verifKey instanceof WSError) {
+            $this->handleError($verifKey);
+        } else {
+            $result = $this->createUserHelper($firstname, $lastname, $status, $login, $password, $encrypt_method, $user_id_field_name, $user_id_value, $visibility, $email, $language, $phone, $expiration_date, $extras);
+            if($result instanceof WSError) {
+                $this->handleError($result);
+            } else {
+                return $result;
+            }
+        }
+    }
 
-	/**
-	 * Creates multiple users
-	 *
-	 * @param string API secret key
-	 * @param array Users array. Each member of this array must follow the structure imposed by the CreateUser method
-	 * @return array Array with elements of the form array('user_id_value' => 'original value sent', 'user_id_generated' => 'value_generated', 'result' => array('code' => 0, 'message' => 'Operation was successful'))
-	 */
-	public function CreateUsers($secret_key, $users) {
-		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
-			$this->handleError($verifKey);
-		} else {
-			$results = array();
-			foreach($users as $user) {
-				$result_tmp = array();
+    /**
+     * Creates multiple users
+     *
+     * @param string API secret key
+     * @param array Users array. Each member of this array must follow the structure imposed by the CreateUser method
+     * @return array Array with elements of the form array('user_id_value' => 'original value sent', 'user_id_generated' => 'value_generated', 'result' => array('code' => 0, 'message' => 'Operation was successful'))
+     */
+    public function CreateUsers($secret_key, $users) {
+        $verifKey = $this->verifyKey($secret_key);
+        if($verifKey instanceof WSError) {
+            $this->handleError($verifKey);
+        } else {
+            $results = array();
+            foreach($users as $user) {
+                $result_tmp = array();
                 // re-initialize variables just in case
                 $firstname = $lastname = $status = $login = $password = $encrypt_method = $user_id_field_name = $user_id_value = $visibility = $email = $language = $phone = $expiration_date = $extras = null;
-				extract($user);
-				$result = $this->createUserHelper($firstname, $lastname, $status, $login, $password, $encrypt_method, $user_id_field_name, $user_id_value, $visibility, $email, $language, $phone, $expiration_date, $extras);
-				if($result instanceof WSError) {
-					$result_tmp['result'] = $result->toArray();
-					$result_tmp['user_id_value'] = $user_id_value;
-					$result_tmp['user_id_generated'] = 0;
-				} else {
-					$result_tmp['result'] = $this->getSuccessfulResult();
-					$result_tmp['user_id_value'] = $user_id_value;
-					$result_tmp['user_id_generated'] = $result;
-				}
-				$results[] = $result_tmp;
-			}
-			return $results;
-		}
-	}
+                extract($user);
+                $result = $this->createUserHelper($firstname, $lastname, $status, $login, $password, $encrypt_method, $user_id_field_name, $user_id_value, $visibility, $email, $language, $phone, $expiration_date, $extras);
+                if($result instanceof WSError) {
+                    $result_tmp['result'] = $result->toArray();
+                    $result_tmp['user_id_value'] = $user_id_value;
+                    $result_tmp['user_id_generated'] = 0;
+                } else {
+                    $result_tmp['result'] = $this->getSuccessfulResult();
+                    $result_tmp['user_id_value'] = $user_id_value;
+                    $result_tmp['user_id_generated'] = $result;
+                }
+                $results[] = $result_tmp;
+            }
+            return $results;
+        }
+    }
 
-	/**
-	 * Edits user info (helper method)
-	 *
-	 * @param string User id field name. Use "chamilo_user_id" in order to use internal system id
-	 * @param string User id value
-	 * @param string First name
-	 * @param string Last name
-	 * @param int User status
-	 * @param string Login name
-	 * @param string Password. Leave blank if you don't want to update it
-	 * @param string Encrypt method
-	 * @param string User email
-	 * @param string Language. Set by default to english
-	 * @param string Phone. Set by default to an empty string
-	 * @param string Expiration date. Set to null by default
-	 * @param array Extra fields. An array with elements of the form ('field_name' => 'name_of_the_field', 'field_value' => 'value_of_the_field'). Leave empty if you don't want to update
-	 * @return mixed True if user was successfully updated, WSError otherwise
-	 */
-	protected function editUserHelper(
-		$user_id_field_name,
-		$user_id_value,
-		$firstname,
-		$lastname,
-		$status,
-		$loginname,
-		$password,
-		$encrypt_method,
-		$email,
-		$language,
-		$phone,
-		$expiration_date,
-		$extras
-	) {
+    /**
+     * Edits user info (helper method)
+     *
+     * @param string User id field name. Use "chamilo_user_id" in order to use internal system id
+     * @param string User id value
+     * @param string First name
+     * @param string Last name
+     * @param int User status
+     * @param string Login name
+     * @param string Password. Leave blank if you don't want to update it
+     * @param string Encrypt method
+     * @param string User email
+     * @param string Language. Set by default to english
+     * @param string Phone. Set by default to an empty string
+     * @param string Expiration date. Set to null by default
+     * @param array Extra fields. An array with elements of the form ('field_name' => 'name_of_the_field', 'field_value' => 'value_of_the_field'). Leave empty if you don't want to update
+     * @return mixed True if user was successfully updated, WSError otherwise
+     */
+    protected function editUserHelper(
+        $user_id_field_name,
+        $user_id_value,
+        $firstname,
+        $lastname,
+        $status,
+        $loginname,
+        $password,
+        $encrypt_method,
+        $email,
+        $language,
+        $phone,
+        $expiration_date,
+        $extras
+    ) {
         global $api_failureList;
-		$user_id = $this->getUserId($user_id_field_name, $user_id_value);
-		if($user_id instanceof WSError) {
-			return $user_id;
-		} else {
-			if($password == '') {
-				$password = null;
-			}
-			$user_info = api_get_user_info($user_id);
-			if (count($extras) == 0) {
-				$extras = null;
-			}
+        $user_id = $this->getUserId($user_id_field_name, $user_id_value);
+        if($user_id instanceof WSError) {
+            return $user_id;
+        } else {
+            if($password == '') {
+                $password = null;
+            }
+            $user_info = api_get_user_info($user_id);
+            if (count($extras) == 0) {
+                $extras = null;
+            }
 
-			$result = UserManager::update_user(
-				$user_id,
-				$firstname,
-				$lastname,
-				$loginname,
-				$password,
-				PLATFORM_AUTH_SOURCE,
-				$email,
-				$status,
-				'',
-				$phone,
-				$user_info['picture_uri'],
-				$expiration_date,
-				$user_info['active'],
-				null,
-				$user_info['hr_dept_id'],
-				$extras,
-				$encrypt_method
-			);
-			if (!$result) {
-				$failure = $api_failureList[0];
-				if($failure == 'encrypt_method invalid') {
-					return new WSError(103, 'The encryption of the password is invalid');
-				} else {
-					return new WSError(105, 'There was an error updating the user');
-				}
-			} else {
-				return $result;
-			}
-		}
-	}
+            $result = UserManager::update_user(
+                $user_id,
+                $firstname,
+                $lastname,
+                $loginname,
+                $password,
+                PLATFORM_AUTH_SOURCE,
+                $email,
+                $status,
+                '',
+                $phone,
+                $user_info['picture_uri'],
+                $expiration_date,
+                $user_info['active'],
+                null,
+                $user_info['hr_dept_id'],
+                $extras,
+                $encrypt_method
+            );
+            if (!$result) {
+                $failure = $api_failureList[0];
+                if($failure == 'encrypt_method invalid') {
+                    return new WSError(103, 'The encryption of the password is invalid');
+                } else {
+                    return new WSError(105, 'There was an error updating the user');
+                }
+            } else {
+                return $result;
+            }
+        }
+    }
 
-	/**
-	 * Edits user info
-	 *
-	 * @param string API secret key
-	 * @param string User id field name. Use "chamilo_user_id" in order to use internal system id
-	 * @param string User id value
-	 * @param string First name
-	 * @param string Last name
-	 * @param int User status
-	 * @param string Login name
-	 * @param string Password. Leave blank if you don't want to update it
-	 * @param string Encrypt method
-	 * @param string User email
-	 * @param string Language. Set by default to english
-	 * @param string Phone. Set by default to an empty string
-	 * @param string Expiration date. Set to null by default
-	 * @param array Extra fields. An array with elements of the form ('field_name' => 'name_of_the_field', 'field_value' => 'value_of_the_field'). Leave empty if you don't want to update
-	 */
-	public function EditUser($secret_key, $user_id_field_name, $user_id_value, $firstname, $lastname, $status, $loginname, $password, $encrypt_method, $email, $language, $phone, $expiration_date, $extras) {
-		// First, verify the secret key
-		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
-			$this->handleError($verifKey);
-		} else {
+    /**
+     * Edits user info
+     *
+     * @param string API secret key
+     * @param string User id field name. Use "chamilo_user_id" in order to use internal system id
+     * @param string User id value
+     * @param string First name
+     * @param string Last name
+     * @param int User status
+     * @param string Login name
+     * @param string Password. Leave blank if you don't want to update it
+     * @param string Encrypt method
+     * @param string User email
+     * @param string Language. Set by default to english
+     * @param string Phone. Set by default to an empty string
+     * @param string Expiration date. Set to null by default
+     * @param array Extra fields. An array with elements of the form ('field_name' => 'name_of_the_field', 'field_value' => 'value_of_the_field'). Leave empty if you don't want to update
+     */
+    public function EditUser($secret_key, $user_id_field_name, $user_id_value, $firstname, $lastname, $status, $loginname, $password, $encrypt_method, $email, $language, $phone, $expiration_date, $extras) {
+        // First, verify the secret key
+        $verifKey = $this->verifyKey($secret_key);
+        if($verifKey instanceof WSError) {
+            $this->handleError($verifKey);
+        } else {
 
-			$extras_associative = array();
-			if (!empty($extras)) {
-				foreach($extras as $extra) {
-					$extras_associative[$extra['field_name']] = $extra['field_value'];
-				}
-			}
+            $extras_associative = array();
+            if (!empty($extras)) {
+                foreach($extras as $extra) {
+                    $extras_associative[$extra['field_name']] = $extra['field_value'];
+                }
+            }
 
-			$result = $this->editUserHelper($user_id_field_name, $user_id_value, $firstname, $lastname, $status, $loginname, $password, $encrypt_method, $email, $language, $phone, $expiration_date, $extras_associative);
-			if($result instanceof WSError) {
-				$this->handleError($result);
-			}
-		}
-	}
+            $result = $this->editUserHelper($user_id_field_name, $user_id_value, $firstname, $lastname, $status, $loginname, $password, $encrypt_method, $email, $language, $phone, $expiration_date, $extras_associative);
+            if($result instanceof WSError) {
+                $this->handleError($result);
+            }
+        }
+    }
 
-	/**
-	 * Edits multiple users
-	 *
-	 * @param string API secret key
-	 * @param array Users array. Each member of this array must follow the structure imposed by the EditUser method
-	 * @return array Array with elements like array('user_id_value' => 'value', 'result' => array('code' => 0, 'message' => 'Operation was successful')). Note that if the result array contains a code different
-	 * than 0, an error occured
-	 */
-	public function EditUsers($secret_key, $users) {
-		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
-			$this->handleError($verifKey);
-		} else {
-			$results = array();
-			foreach($users as $user) {
-				$result_tmp = array();
+    /**
+     * Edits multiple users
+     *
+     * @param string API secret key
+     * @param array Users array. Each member of this array must follow the structure imposed by the EditUser method
+     * @return array Array with elements like array('user_id_value' => 'value', 'result' => array('code' => 0, 'message' => 'Operation was successful')). Note that if the result array contains a code different
+     * than 0, an error occured
+     */
+    public function EditUsers($secret_key, $users) {
+        $verifKey = $this->verifyKey($secret_key);
+        if($verifKey instanceof WSError) {
+            $this->handleError($verifKey);
+        } else {
+            $results = array();
+            foreach($users as $user) {
+                $result_tmp = array();
                 // re-initialize variables just in case
                 $user_id_field_name = $user_id_value = $firstname = $lastname = $status = $loginname = $password = $encrypt_method = $email = $language = $phone = $expiration_date = $extras = null;
-				extract($user);
-				$result_op = $this->editUserHelper($user_id_field_name, $user_id_value, $firstname, $lastname, $status, $loginname, $password, $encrypt_method, $email, $language, $phone, $expiration_date, $extras);
-				$result_tmp['user_id_value'] = $user['user_id_value'];
-				if($result_op instanceof WSError) {
-					// Return the error in the results
-					$result_tmp['result'] = $result_op->toArray();
-				} else {
-					$result_tmp['result'] = $this->getSuccessfulResult();
-				}
-				$results[] = $result_tmp;
-			}
-			return $results;
-		}
-	}
+                extract($user);
+                $result_op = $this->editUserHelper($user_id_field_name, $user_id_value, $firstname, $lastname, $status, $loginname, $password, $encrypt_method, $email, $language, $phone, $expiration_date, $extras);
+                $result_tmp['user_id_value'] = $user['user_id_value'];
+                if($result_op instanceof WSError) {
+                    // Return the error in the results
+                    $result_tmp['result'] = $result_op->toArray();
+                } else {
+                    $result_tmp['result'] = $this->getSuccessfulResult();
+                }
+                $results[] = $result_tmp;
+            }
+            return $results;
+        }
+    }
 }

Spacing +36 added lines, -36 removed lines

@@ -20,12 +20,12 @@ 
 	 */
 	protected function changeUserActiveState($user_id_field_name, $user_id_value, $state) {
 		$user_id = $this->getUserId($user_id_field_name, $user_id_value);
-		if($user_id instanceof WSError) {
+		if ($user_id instanceof WSError) {
 			return $user_id;
 		} else {
-			if($state == 0) {
+			if ($state == 0) {
 				UserManager::disable($user_id);
-			} else if($state == 1) {
+			} else if ($state == 1) {
 				UserManager::enable($user_id);
 			}
 		}
@@ -40,11 +40,11 @@ 
 	 */
 	protected function changeUsersActiveState($users, $state) {
 		$results = array();
-		foreach($users as $user) {
+		foreach ($users as $user) {
 			$result_tmp = array();
 			$result_op = $this->changeUserActiveState($user['user_id_field_name'], $user['user_id_value'], $state);
 			$result_tmp['user_id_value'] = $user['user_id_value'];
-			if($result_op instanceof WSError) {
+			if ($result_op instanceof WSError) {
 				// Return the error in the results
 				$result_tmp['result'] = $result_op->toArray();
 			} else {
@@ -64,12 +64,12 @@ 
 	 */
 	public function DisableUser($secret_key, $user_id_field_name, $user_id_value) {
 		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
+		if ($verifKey instanceof WSError) {
 			// Let the implementation handle it
 			$this->handleError($verifKey);
 		} else {
 			$result = $this->changeUserActiveState($user_id_field_name, $user_id_value, 0);
-			if($result instanceof WSError) {
+			if ($result instanceof WSError) {
 				$this->handleError($result);
 			}
 		}
@@ -85,7 +85,7 @@ 
 	 */
 	public function DisableUsers($secret_key, $users) {
 		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
+		if ($verifKey instanceof WSError) {
 			// Let the implementation handle it
 			$this->handleError($verifKey);
 		} else {
@@ -102,11 +102,11 @@ 
 	 */
 	public function EnableUser($secret_key, $user_id_field_name, $user_id_value) {
 		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
+		if ($verifKey instanceof WSError) {
 			$this->handleError($verifKey);
 		} else {
 			$result = $this->changeUserActiveState($user_id_field_name, $user_id_value, 1);
-			if($result instanceof WSError) {
+			if ($result instanceof WSError) {
 				$this->handleError($result);
 			}
 		}
@@ -122,7 +122,7 @@ 
 	 */
 	public function EnableUsers($secret_key, $users) {
 		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
+		if ($verifKey instanceof WSError) {
 			// Let the implementation handle it
 			$this->handleError($verifKey);
 		} else {
@@ -139,10 +139,10 @@ 
 	 */
 	protected function deleteUserHelper($user_id_field_name, $user_id_value) {
 		$user_id = $this->getUserId($user_id_field_name, $user_id_value);
-		if($user_id instanceof WSError) {
+		if ($user_id instanceof WSError) {
 			return $user_id;
 		} else {
-			if(!UserManager::delete_user($user_id)) {
+			if (!UserManager::delete_user($user_id)) {
 				return new WSError(101, "There was a problem while deleting this user");
 			} else {
 				return true;
@@ -159,11 +159,11 @@ 
 	 */
 	public function DeleteUser($secret_key, $user_id_field_name, $user_id_value) {
 		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
+		if ($verifKey instanceof WSError) {
 			$this->handleError($verifKey);
 		} else {
 			$result = $this->deleteUserHelper($user_id_field_name, $user_id_value);
-			if($result instanceof WSError) {
+			if ($result instanceof WSError) {
 				$this->handleError($result);
 			}
 		}
@@ -179,15 +179,15 @@ 
 	 */
 	public function DeleteUsers($secret_key, $users) {
 		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
+		if ($verifKey instanceof WSError) {
 			$this->handleError($verifKey);
 		} else {
 			$results = array();
-			foreach($users as $user) {
+			foreach ($users as $user) {
 				$result_tmp = array();
 				$result_op = $this->deleteUserHelper($user['user_id_field_name'], $user['user_id_value']);
 				$result_tmp['user_id_value'] = $user['user_id_value'];
-				if($result_op instanceof WSError) {
+				if ($result_op instanceof WSError) {
 					// Return the error in the results
 					$result_tmp['result'] = $result_op->toArray();
 				} else {
@@ -223,20 +223,20 @@ 
         global $api_failureList;
 		// Add the original user id field name and value to the extra fields if needed
 		$extras_associative = array();
-		if($user_id_field_name != "chamilo_user_id") {
+		if ($user_id_field_name != "chamilo_user_id") {
 			$extras_associative[$user_id_field_name] = $user_id_value;
 		}
                 if (!empty($extras)) {
-                    foreach($extras as $extra) {
+                    foreach ($extras as $extra) {
                         $extras_associative[$extra['field_name']] = $extra['field_value'];
                     }
                 }
 		$result = UserManager::create_user($firstname, $lastname, $status, $email, $login, $password, '', $language, $phone, '', PLATFORM_AUTH_SOURCE, $expiration_date, $visibility, 0, $extras_associative, $encrypt_method);
 		if (!$result) {
 			$failure = $api_failureList[0];
-			if($failure == 'login-pass already taken') {
+			if ($failure == 'login-pass already taken') {
 				return new WSError(102, 'This username is already taken');
-			} else if($failure == 'encrypt_method invalid') {
+			} else if ($failure == 'encrypt_method invalid') {
 				return new WSError(103, 'The encryption of the password is invalid');
 			} else {
 				return new WSError(104, 'There was an error creating the user');
@@ -270,11 +270,11 @@ 
 	public function CreateUser($secret_key, $firstname, $lastname, $status, $login, $password, $encrypt_method, $user_id_field_name, $user_id_value, $visibility = 1, $email = '', $language = 'english', $phone = '', $expiration_date = '0000-00-00 00:00:00', $extras = array()) {
 		// First, verify the secret key
 		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
+		if ($verifKey instanceof WSError) {
 			$this->handleError($verifKey);
 		} else {
 			$result = $this->createUserHelper($firstname, $lastname, $status, $login, $password, $encrypt_method, $user_id_field_name, $user_id_value, $visibility, $email, $language, $phone, $expiration_date, $extras);
-			if($result instanceof WSError) {
+			if ($result instanceof WSError) {
 				$this->handleError($result);
 			} else {
 				return $result;
@@ -291,17 +291,17 @@ 
 	 */
 	public function CreateUsers($secret_key, $users) {
 		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
+		if ($verifKey instanceof WSError) {
 			$this->handleError($verifKey);
 		} else {
 			$results = array();
-			foreach($users as $user) {
+			foreach ($users as $user) {
 				$result_tmp = array();
                 // re-initialize variables just in case
                 $firstname = $lastname = $status = $login = $password = $encrypt_method = $user_id_field_name = $user_id_value = $visibility = $email = $language = $phone = $expiration_date = $extras = null;
 				extract($user);
 				$result = $this->createUserHelper($firstname, $lastname, $status, $login, $password, $encrypt_method, $user_id_field_name, $user_id_value, $visibility, $email, $language, $phone, $expiration_date, $extras);
-				if($result instanceof WSError) {
+				if ($result instanceof WSError) {
 					$result_tmp['result'] = $result->toArray();
 					$result_tmp['user_id_value'] = $user_id_value;
 					$result_tmp['user_id_generated'] = 0;
@@ -351,10 +351,10 @@ 
 	) {
         global $api_failureList;
 		$user_id = $this->getUserId($user_id_field_name, $user_id_value);
-		if($user_id instanceof WSError) {
+		if ($user_id instanceof WSError) {
 			return $user_id;
 		} else {
-			if($password == '') {
+			if ($password == '') {
 				$password = null;
 			}
 			$user_info = api_get_user_info($user_id);
@@ -383,7 +383,7 @@ 
 			);
 			if (!$result) {
 				$failure = $api_failureList[0];
-				if($failure == 'encrypt_method invalid') {
+				if ($failure == 'encrypt_method invalid') {
 					return new WSError(103, 'The encryption of the password is invalid');
 				} else {
 					return new WSError(105, 'There was an error updating the user');
@@ -415,19 +415,19 @@ 
 	public function EditUser($secret_key, $user_id_field_name, $user_id_value, $firstname, $lastname, $status, $loginname, $password, $encrypt_method, $email, $language, $phone, $expiration_date, $extras) {
 		// First, verify the secret key
 		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
+		if ($verifKey instanceof WSError) {
 			$this->handleError($verifKey);
 		} else {
 
 			$extras_associative = array();
 			if (!empty($extras)) {
-				foreach($extras as $extra) {
+				foreach ($extras as $extra) {
 					$extras_associative[$extra['field_name']] = $extra['field_value'];
 				}
 			}
 
 			$result = $this->editUserHelper($user_id_field_name, $user_id_value, $firstname, $lastname, $status, $loginname, $password, $encrypt_method, $email, $language, $phone, $expiration_date, $extras_associative);
-			if($result instanceof WSError) {
+			if ($result instanceof WSError) {
 				$this->handleError($result);
 			}
 		}
@@ -443,18 +443,18 @@ 
 	 */
 	public function EditUsers($secret_key, $users) {
 		$verifKey = $this->verifyKey($secret_key);
-		if($verifKey instanceof WSError) {
+		if ($verifKey instanceof WSError) {
 			$this->handleError($verifKey);
 		} else {
 			$results = array();
-			foreach($users as $user) {
+			foreach ($users as $user) {
 				$result_tmp = array();
                 // re-initialize variables just in case
                 $user_id_field_name = $user_id_value = $firstname = $lastname = $status = $loginname = $password = $encrypt_method = $email = $language = $phone = $expiration_date = $extras = null;
 				extract($user);
 				$result_op = $this->editUserHelper($user_id_field_name, $user_id_value, $firstname, $lastname, $status, $loginname, $password, $encrypt_method, $email, $language, $phone, $expiration_date, $extras);
 				$result_tmp['user_id_value'] = $user['user_id_value'];
-				if($result_op instanceof WSError) {
+				if ($result_op instanceof WSError) {
 					// Return the error in the results
 					$result_tmp['result'] = $result_op->toArray();
 				} else {

main/wiki/wiki.inc.php

Unused Use Statements -6 removed lines

@@ -1,14 +1,8 @@
 <?php
 /* For licensing terms, see /license.txt */
 
-use Chamilo\CoreBundle\Component\Editor\Connector;
 use Chamilo\CoreBundle\Component\Filesystem\Data;
 use ChamiloSession as Session;
-use MediaAlchemyst\Alchemyst;
-use MediaAlchemyst\DriversContainer;
-use Neutron\TemporaryFilesystem\Manager;
-use Neutron\TemporaryFilesystem\TemporaryFilesystem;
-use Symfony\Component\Filesystem\Filesystem;
 
 /**
  * Class Wiki

Braces +4 added lines, -7 removed lines

@@ -1878,7 +1878,7 @@ 
                 $email_body = get_lang('DearUser').' '.api_get_person_name($userinfo['firstname'], $userinfo['lastname']).',<br /><br />';
                 if($session_id==0){
                     $email_body .= $emailtext.' <strong>'.$_course['name'].' - '.$group_name.'</strong><br /><br /><br />';
-                }else{
+                } else{
                     $email_body .= $emailtext.' <strong>'.$_course['name'].' ('.api_get_session_name(api_get_session_id()).') - '.$group_name.'</strong><br /><br /><br />';
                 }
                 $email_body .= $email_user_author.' ('.$email_date_changes.')<br /><br /><br />';
@@ -2261,8 +2261,7 @@ 
                                         s1.reflink = s2.reflink AND
                                         ".$groupfilter.$condition_session.")";
                     // warning don't use group by reflink because don't return the last version
-                }
-                else {
+                } else {
                     $sql = " SELECT * FROM ".$tbl_wiki." s1
                             WHERE
                                 s1.c_id = $course_id AND
@@ -3696,8 +3695,7 @@ 
                 '.api_htmlentities($obj->title).'</a>';
                 if ($obj->user_id <>0) {
                     $row[] = UserManager::getUserProfileLink($userinfo);
-                }
-                else {
+                } else {
                     $row[] = get_lang('Anonymous').' ('.api_htmlentities($obj->user_ip).')';
                 }
                 $row[] = api_get_local_time($obj->dtime, null, date_default_timezone_get());
@@ -3932,8 +3930,7 @@ 
                         api_htmlentities($obj->title).'</a>';
                     if ($obj->user_id <>0) {
                         $row[] = UserManager::getUserProfileLink($userinfo);
-                    }
-                    else {
+                    } else {
                         $row[] = get_lang('Anonymous').' ('.$obj->user_ip.')';
                     }
                     $row[] = $year.'-'.$month.'-'.$day.' '.$hours.":".$minutes.":".$seconds;

Spacing +647 added lines, -647 removed lines

@@ -99,25 +99,25 @@ 
      **/
     public function links_to($input)
     {
-        $input_array = preg_split("/(\[\[|\]\])/",$input,-1, PREG_SPLIT_DELIM_CAPTURE);
+        $input_array = preg_split("/(\[\[|\]\])/", $input, -1, PREG_SPLIT_DELIM_CAPTURE);
         $all_links = array();
 
         foreach ($input_array as $key=>$value) {
-            if (isset($input_array[$key-1]) && $input_array[$key-1] == '[[' &&
-                isset($input_array[$key+1]) && $input_array[$key+1] == ']]'
+            if (isset($input_array[$key - 1]) && $input_array[$key - 1] == '[[' &&
+                isset($input_array[$key + 1]) && $input_array[$key + 1] == ']]'
             ) {
                 if (api_strpos($value, "|") !== false) {
-                    $full_link_array=explode("|", $value);
-                    $link=trim($full_link_array[0]);
-                    $title=trim($full_link_array[1]);
+                    $full_link_array = explode("|", $value);
+                    $link = trim($full_link_array[0]);
+                    $title = trim($full_link_array[1]);
                 } else {
-                    $link=trim($value);
-                    $title=trim($value);
+                    $link = trim($value);
+                    $title = trim($value);
                 }
-                unset($input_array[$key-1]);
-                unset($input_array[$key+1]);
+                unset($input_array[$key - 1]);
+                unset($input_array[$key + 1]);
                 //replace blank spaces by _ within the links. But to remove links at the end add a blank space
-                $all_links[]= Database::escape_string(str_replace(' ','_',$link)).' ';
+                $all_links[] = Database::escape_string(str_replace(' ', '_', $link)).' ';
             }
         }
         $output = implode($all_links);
@@ -131,9 +131,9 @@ 
      **/
     public function detect_external_link($input)
     {
-        $exlink='href=';
-        $exlinkStyle='class="wiki_link_ext" href=';
-        $output=str_replace($exlink, $exlinkStyle, $input);
+        $exlink = 'href=';
+        $exlinkStyle = 'class="wiki_link_ext" href=';
+        $output = str_replace($exlink, $exlinkStyle, $input);
         return $output;
     }
 
@@ -144,7 +144,7 @@ 
     public function detect_anchor_link($input)
     {
         $anchorlink = 'href="#';
-        $anchorlinkStyle='class="wiki_anchor_link" href="#';
+        $anchorlinkStyle = 'class="wiki_anchor_link" href="#';
         $output = str_replace($anchorlink, $anchorlinkStyle, $input);
 
         return $output;
@@ -169,7 +169,7 @@ 
      **/
     public function detect_ftp_link($input)
     {
-        $ftplink='href="ftp';
+        $ftplink = 'href="ftp';
         $ftplinkStyle = 'class="wiki_ftp_link" href="ftp';
         $output = str_replace($ftplink, $ftplinkStyle, $input);
 
@@ -214,21 +214,21 @@ 
     {
         $groupId = api_get_group_id();
         //now doubles brackets
-        $input_array = preg_split("/(\[\[|\]\])/",$input,-1, PREG_SPLIT_DELIM_CAPTURE);
+        $input_array = preg_split("/(\[\[|\]\])/", $input, -1, PREG_SPLIT_DELIM_CAPTURE);
 
         foreach ($input_array as $key => $value) {
             //now doubles brackets
-            if (isset($input_array[$key-1]) && $input_array[$key-1] == '[[' AND
-                $input_array[$key+1] == ']]'
+            if (isset($input_array[$key - 1]) && $input_array[$key - 1] == '[[' AND
+                $input_array[$key + 1] == ']]'
             ) {
                 // now full wikilink
-                if (api_strpos($value, "|") !== false){
-                    $full_link_array=explode("|", $value);
-                    $link=trim(strip_tags($full_link_array[0]));
-                    $title=trim($full_link_array[1]);
+                if (api_strpos($value, "|") !== false) {
+                    $full_link_array = explode("|", $value);
+                    $link = trim(strip_tags($full_link_array[0]));
+                    $title = trim($full_link_array[1]);
                 } else {
-                    $link=trim(strip_tags($value));
-                    $title=trim($value);
+                    $link = trim(strip_tags($value));
+                    $title = trim($value);
                 }
 
                 //if wikilink is homepage
@@ -240,17 +240,17 @@ 
                 }
 
                 // note: checkreflink checks if the link is still free. If it is not used then it returns true, if it is used, then it returns false. Now the title may be different
-                if (self::checktitle(strtolower(str_replace(' ','_',$link)))) {
+                if (self::checktitle(strtolower(str_replace(' ', '_', $link)))) {
                     $link = api_html_entity_decode($link);
-                    $input_array[$key]='<a href="'.api_get_path(WEB_PATH).'main/wiki/index.php?'.api_get_cidreq().'&action=addnew&amp;title='.Security::remove_XSS($link).'&group_id='.$groupId.'" class="new_wiki_link">'.$title.'</a>';
+                    $input_array[$key] = '<a href="'.api_get_path(WEB_PATH).'main/wiki/index.php?'.api_get_cidreq().'&action=addnew&amp;title='.Security::remove_XSS($link).'&group_id='.$groupId.'" class="new_wiki_link">'.$title.'</a>';
                 } else {
-                    $input_array[$key]='<a href="'.api_get_path(WEB_PATH).'main/wiki/index.php?'.api_get_cidreq().'&action=showpage&amp;title='.urlencode(strtolower(str_replace(' ','_',$link))).'&group_id='.$groupId.'" class="wiki_link">'.$title.'</a>';
+                    $input_array[$key] = '<a href="'.api_get_path(WEB_PATH).'main/wiki/index.php?'.api_get_cidreq().'&action=showpage&amp;title='.urlencode(strtolower(str_replace(' ', '_', $link))).'&group_id='.$groupId.'" class="wiki_link">'.$title.'</a>';
                 }
-                unset($input_array[$key-1]);
-                unset($input_array[$key+1]);
+                unset($input_array[$key - 1]);
+                unset($input_array[$key + 1]);
             }
         }
-        $output = implode('',$input_array);
+        $output = implode('', $input_array);
         return $output;
     }
 
@@ -292,11 +292,11 @@ 
         // are not made here, but through the interce buttons
 
         // cleaning the variables
-        if (api_get_setting('htmlpurifier_wiki') == 'true'){
+        if (api_get_setting('htmlpurifier_wiki') == 'true') {
             //$purifier = new HTMLPurifier();
             $values['content'] = Security::remove_XSS($values['content']);
         }
-        $version = intval($values['version']) + 1 ;
+        $version = intval($values['version']) + 1;
         $linkTo = self::links_to($values['content']); //and check links content
 
         //cleaning config variables
@@ -319,7 +319,7 @@ 
             $_clean['startdate_assig'] = '0000-00-00 00:00:00';
         }
 
-        if (isset($values['initenddate']) && $values['initenddate']==1) {
+        if (isset($values['initenddate']) && $values['initenddate'] == 1) {
             $_clean['enddate_assig'] = $values['enddate_assig'];
         } else {
             $_clean['enddate_assig'] = '0000-00-00 00:00:00';
@@ -330,7 +330,7 @@ 
         }
 
         if (!empty($values['max_text']) || !empty($values['max_version'])) {
-            $_clean['max_text']	= $values['max_text'];
+            $_clean['max_text'] = $values['max_text'];
             $_clean['max_version'] = $values['max_version'];
         }
 
@@ -381,7 +381,7 @@ 
                 $groupId
             );
 
-            if ($values['page_id']== 0) {
+            if ($values['page_id'] == 0) {
                 $sql = 'UPDATE '.$tbl_wiki.' SET page_id="'.$id.'"
                         WHERE c_id = '.$course_id.' AND iid ="'.$id.'"';
                 Database::query($sql);
@@ -465,7 +465,7 @@ 
         $_course = $this->courseInfo;
         $r_user_id = api_get_user_id();
         $r_dtime = api_get_utc_datetime();
-        $r_version = $r_version+1;
+        $r_version = $r_version + 1;
         $r_comment = get_lang('RestoredFromVersion').': '.$c_version;
         $session_id = api_get_session_id();
         $course_id = api_get_course_int_id();
@@ -570,9 +570,9 @@ 
         // Unlike ordinary pages of pages of assignments.
         // Allow create a ordinary page although there is a assignment with the same name
         if ($_clean['assignment'] == 2 || $_clean['assignment'] == 1) {
-            $page = str_replace(' ','_',$values['title']."_uass".$assig_user_id);
+            $page = str_replace(' ', '_', $values['title']."_uass".$assig_user_id);
         } else {
-            $page = str_replace(' ','_',$values['title']);
+            $page = str_replace(' ', '_', $values['title']);
         }
         $_clean['reflink'] = $page;
         $_clean['title']   = trim($values['title']);
@@ -608,7 +608,7 @@ 
 
         $groupId = api_get_group_id();
 
-        $_clean['linksto'] = self::links_to($_clean['content']);	//check wikilinks
+        $_clean['linksto'] = self::links_to($_clean['content']); //check wikilinks
 
         // cleaning config variables
         $_clean['task'] = isset($values['task']) ? $values['task'] : '';
@@ -724,7 +724,7 @@ 
      */
     public function setForm($form, $row = array())
     {
-        $toolBar = api_is_allowed_to_edit(null,true)
+        $toolBar = api_is_allowed_to_edit(null, true)
             ? array('ToolbarSet' => 'Wiki', 'Width' => '100%', 'Height' => '400')
             : array('ToolbarSet' => 'WikiStudent', 'Width' => '100%', 'Height' => '400', 'UserStatus' => 'student');
 
@@ -735,7 +735,7 @@ 
 
         $form->addElement('select', 'progress', get_lang('Progress'), $progress);
 
-        if ((api_is_allowed_to_edit(false,true) ||
+        if ((api_is_allowed_to_edit(false, true) ||
             api_is_platform_admin()) &&
             isset($row['reflink']) && $row['reflink'] != 'index'
         ) {
@@ -875,13 +875,13 @@ 
         if ($newtitle) {
             $pageMIX = $newtitle; //display the page after it is created
         } else {
-            $pageMIX = $page;//display current page
+            $pageMIX = $page; //display current page
         }
 
         $filter = null;
         if (isset($_GET['view']) && $_GET['view']) {
             $_clean['view'] = Database::escape_string($_GET['view']);
-            $filter =' AND w.id="'.$_clean['view'].'"';
+            $filter = ' AND w.id="'.$_clean['view'].'"';
         }
 
         // First, check page visibility in the first page version
@@ -923,14 +923,14 @@ 
         }
 
         // if both are empty and we are displaying the index page then we display the default text.
-        if ($row['content']=='' && $row['title']=='' && $page=='index') {
+        if ($row['content'] == '' && $row['title'] == '' && $page == 'index') {
             if (api_is_allowed_to_edit(false, true) ||
                 api_is_platform_admin() ||
                 GroupManager::is_user_in_group(api_get_user_id(), api_get_group_id())
             ) {
                 //Table structure for better export to pdf
-                $default_table_for_content_Start='<table align="center" border="0"><tr><td align="center">';
-                $default_table_for_content_End='</td></tr></table>';
+                $default_table_for_content_Start = '<table align="center" border="0"><tr><td align="center">';
+                $default_table_for_content_End = '</td></tr></table>';
                 $content = $default_table_for_content_Start.
                     sprintf(get_lang('DefaultContent'), api_get_path(WEB_IMG_PATH)).
                     $default_table_for_content_End;
@@ -945,23 +945,23 @@ 
 
         //assignment mode: identify page type
         $icon_assignment = null;
-        if ($row['assignment']==1) {
-            $icon_assignment = Display::return_icon('wiki_assignment.png', get_lang('AssignmentDescExtra'),'',ICON_SIZE_SMALL);
-        } elseif($row['assignment']==2) {
-            $icon_assignment = Display::return_icon('wiki_work.png', get_lang('AssignmentWork'),'',ICON_SIZE_SMALL);
+        if ($row['assignment'] == 1) {
+            $icon_assignment = Display::return_icon('wiki_assignment.png', get_lang('AssignmentDescExtra'), '', ICON_SIZE_SMALL);
+        } elseif ($row['assignment'] == 2) {
+            $icon_assignment = Display::return_icon('wiki_work.png', get_lang('AssignmentWork'), '', ICON_SIZE_SMALL);
         }
 
         //task mode
         $icon_task = null;
         if (!empty($row['task'])) {
-            $icon_task=Display::return_icon('wiki_task.png', get_lang('StandardTask'),'',ICON_SIZE_SMALL);
+            $icon_task = Display::return_icon('wiki_task.png', get_lang('StandardTask'), '', ICON_SIZE_SMALL);
         }
 
         // Show page. Show page to all users if isn't hide page. Mode assignments: if student is the author, can view
         if ($KeyVisibility == "1" ||
             api_is_allowed_to_edit(false, true) ||
             api_is_platform_admin() ||
-            ($row['assignment'] == 2 && $KeyVisibility=="0" && (api_get_user_id() == $row['user_id']))
+            ($row['assignment'] == 2 && $KeyVisibility == "0" && (api_get_user_id() == $row['user_id']))
         ) {
             $actionsLeft = '';
 
@@ -986,13 +986,13 @@ 
             $protect_page = null;
             $lock_unlock_protect = null;
             // page action: protecting (locking) the page
-            if (api_is_allowed_to_edit(false,true) || api_is_platform_admin()) {
-                if (self::check_protect_page()==1) {
+            if (api_is_allowed_to_edit(false, true) || api_is_platform_admin()) {
+                if (self::check_protect_page() == 1) {
                     $protect_page = Display::return_icon('lock.png', get_lang('PageLockedExtra'), '', ICON_SIZE_MEDIUM);
-                    $lock_unlock_protect='unlock';
+                    $lock_unlock_protect = 'unlock';
                 } else {
                     $protect_page = Display::return_icon('unlock.png', get_lang('PageUnlockedExtra'), '', ICON_SIZE_MEDIUM);
-                    $lock_unlock_protect='lock';
+                    $lock_unlock_protect = 'lock';
                 }
             }
 
@@ -1004,13 +1004,13 @@ 
             $visibility_page = null;
             $lock_unlock_visibility = null;
             //page action: visibility
-            if (api_is_allowed_to_edit(false,true) || api_is_platform_admin()) {
+            if (api_is_allowed_to_edit(false, true) || api_is_platform_admin()) {
                 if (self::check_visibility_page() == 1) {
-                    $visibility_page = Display::return_icon('visible.png', get_lang('ShowPageExtra'),'', ICON_SIZE_MEDIUM);
+                    $visibility_page = Display::return_icon('visible.png', get_lang('ShowPageExtra'), '', ICON_SIZE_MEDIUM);
                     $lock_unlock_visibility = 'invisible';
 
                 } else {
-                    $visibility_page = Display::return_icon('invisible.png', get_lang('HidePageExtra'),'', ICON_SIZE_MEDIUM);
+                    $visibility_page = Display::return_icon('invisible.png', get_lang('HidePageExtra'), '', ICON_SIZE_MEDIUM);
                     $lock_unlock_visibility = 'visible';
                 }
             }
@@ -1022,11 +1022,11 @@ 
 
             //page action: notification
             if (api_is_allowed_to_session_edit()) {
-                if (self::check_notify_page($page)==1) {
-                    $notify_page = Display::return_icon('messagebox_info.png', get_lang('NotifyByEmail'),'',ICON_SIZE_MEDIUM);
+                if (self::check_notify_page($page) == 1) {
+                    $notify_page = Display::return_icon('messagebox_info.png', get_lang('NotifyByEmail'), '', ICON_SIZE_MEDIUM);
                     $lock_unlock_notify_page = 'unlocknotify';
                 } else {
-                    $notify_page = Display::return_icon('mail.png', get_lang('CancelNotifyByEmail'),'',ICON_SIZE_MEDIUM);
+                    $notify_page = Display::return_icon('mail.png', get_lang('CancelNotifyByEmail'), '', ICON_SIZE_MEDIUM);
                     $lock_unlock_notify_page = 'locknotify';
                 }
             }
@@ -1038,33 +1038,33 @@ 
                 ) {
                     // menu discuss page
                     $actionsRight .= '<a href="index.php?'.api_get_cidreq().'&action=discuss&title='.api_htmlentities(urlencode($page)).'" '.self::is_active_navigation_tab('discuss').'>'.
-                        Display::return_icon('discuss.png',get_lang('DiscussThisPage'),'',ICON_SIZE_MEDIUM).'</a>';
+                        Display::return_icon('discuss.png', get_lang('DiscussThisPage'), '', ICON_SIZE_MEDIUM).'</a>';
                 }
 
                 //menu history
                 $actionsRight .= '<a href="index.php?'.api_get_cidreq().'&action=history&title='.api_htmlentities(urlencode($page)).'" '.self::is_active_navigation_tab('history').'>'.
-                    Display::return_icon('history.png',get_lang('ShowPageHistory'),'',ICON_SIZE_MEDIUM).'</a>';
+                    Display::return_icon('history.png', get_lang('ShowPageHistory'), '', ICON_SIZE_MEDIUM).'</a>';
                 //menu linkspages
                 $actionsRight .= '<a href="index.php?'.api_get_cidreq().'action=links&title='.api_htmlentities(urlencode($page)).'" '.self::is_active_navigation_tab('links').'>'.
-                    Display::return_icon('what_link_here.png',get_lang('LinksPages'),'',ICON_SIZE_MEDIUM).'</a>';
+                    Display::return_icon('what_link_here.png', get_lang('LinksPages'), '', ICON_SIZE_MEDIUM).'</a>';
 
                 //menu delete wikipage
-                if (api_is_allowed_to_edit(false,true) || api_is_platform_admin()) {
+                if (api_is_allowed_to_edit(false, true) || api_is_platform_admin()) {
                     $actionsRight .= '<a href="index.php?action=delete&'.api_get_cidreq().'&title='.api_htmlentities(urlencode($page)).'"'.self::is_active_navigation_tab('delete').'>'.
-                        Display::return_icon('delete.png',get_lang('DeleteThisPage'),'',ICON_SIZE_MEDIUM).'</a>';
+                        Display::return_icon('delete.png', get_lang('DeleteThisPage'), '', ICON_SIZE_MEDIUM).'</a>';
                 }
 
                 $actionsRight .= '<a href="index.php?'.api_get_cidreq().'&action=showpage&actionpage='.$lock_unlock_notify_page.'&title='.api_htmlentities(urlencode($page)).'">'.
                     $notify_page.'</a>';
 
                 // Page action: copy last version to doc area
-                if (api_is_allowed_to_edit(false,true) || api_is_platform_admin()) {
+                if (api_is_allowed_to_edit(false, true) || api_is_platform_admin()) {
                     $actionsRight .= '<a href="index.php?'.api_get_cidreq().'&action=export2doc&wiki_id='.$row['id'].'">'.
                         Display::return_icon('export_to_documents.png', get_lang('ExportToDocArea'), '', ICON_SIZE_MEDIUM).'</a>';
                 }
 
                 $actionsRight .= '<a href="index.php?'.api_get_cidreq().'&action=export_to_pdf&wiki_id='.$row['id'].'">'.
-                    Display::return_icon('pdf.png',get_lang('ExportToPDF'),'',ICON_SIZE_MEDIUM).'</a>';
+                    Display::return_icon('pdf.png', get_lang('ExportToPDF'), '', ICON_SIZE_MEDIUM).'</a>';
 
                 $unoconv = api_get_configuration_value('unoconv.binaries');
                 if ($unoconv) {
@@ -1120,7 +1120,7 @@ 
                     )
                 );
 
-            $footerWiki = '<div id="wikifooter">'.get_lang('Progress').': '.($row['progress']*10).'%&nbsp;&nbsp;&nbsp;'.get_lang('Rating').': '.$row['score'].'&nbsp;&nbsp;&nbsp;'.get_lang('Words').': '.self::word_count($content).'</div>';
+            $footerWiki = '<div id="wikifooter">'.get_lang('Progress').': '.($row['progress'] * 10).'%&nbsp;&nbsp;&nbsp;'.get_lang('Rating').': '.$row['score'].'&nbsp;&nbsp;&nbsp;'.get_lang('Words').': '.self::word_count($content).'</div>';
 
             echo Display::panel($pageWiki, $pageTitle, $footerWiki);
         } //end filter visibility
@@ -1144,7 +1144,7 @@ 
 
         # strip all html tags
         $wc = strip_tags($document);
-        $wc = html_entity_decode($wc, ENT_NOQUOTES, 'UTF-8');// TODO:test also old html_entity_decode(utf8_encode($wc))
+        $wc = html_entity_decode($wc, ENT_NOQUOTES, 'UTF-8'); // TODO:test also old html_entity_decode(utf8_encode($wc))
 
         # remove 'words' that don't consist of alphanumerical characters or punctuation. And fix accents and some letters
         $pattern = "#[^(\w|\d|\'|\"|\.|\!|\?|;|,|\\|\/|\-|:|\&|@|á|é|í|ó|ú|à|è|ì|ò|ù|ä|ë|ï|ö|ü|Á|É|Í|Ó|Ú|À|È|Ò|Ù|Ä|Ë|Ï|Ö|Ü|â|ê|î|ô|û|Â|Ê|Î|Ô|Û|ñ|Ñ|ç|Ç)]+#";
@@ -1177,15 +1177,15 @@ 
 
         $course_id = api_get_course_int_id();
 
-        $sql='SELECT id FROM '.$tbl_wiki.'
+        $sql = 'SELECT id FROM '.$tbl_wiki.'
               WHERE
                 c_id = '.$course_id.' AND
                 title="'.Database::escape_string($title).'" AND
                 '.$groupfilter.$condition_session.'
               ORDER BY id ASC';
-        $result=Database::query($sql);
-        $cant=Database::num_rows($result);
-        if ($cant>0) {
+        $result = Database::query($sql);
+        $cant = Database::num_rows($result);
+        if ($cant > 0) {
             return true;
         } else {
             return false;
@@ -1267,20 +1267,20 @@ 
         $page = $this->page;
 
         $course_id = api_get_course_int_id();
-        $sql='SELECT * FROM '.$tbl_wiki.'
+        $sql = 'SELECT * FROM '.$tbl_wiki.'
               WHERE
                 c_id = '.$course_id.' AND
                 reflink="'.Database::escape_string($page).'" AND
                 '.$groupfilter.$condition_session.'
               ORDER BY id ASC';
 
-        $result=Database::query($sql);
-        $row=Database::fetch_array($result);
+        $result = Database::query($sql);
+        $row = Database::fetch_array($result);
         $status_editlock = $row['editlock'];
         $id = $row['id'];
 
         ///change status
-        if (api_is_allowed_to_edit(false,true) || api_is_platform_admin()) {
+        if (api_is_allowed_to_edit(false, true) || api_is_platform_admin()) {
             if (isset($_GET['actionpage']) && $_GET['actionpage'] == 'lock' && $status_editlock == 0) {
                 $status_editlock = 1;
             }
@@ -1292,13 +1292,13 @@ 
                     WHERE c_id = '.$course_id.' AND id="'.$id.'"';
             Database::query($sql);
 
-            $sql='SELECT * FROM '.$tbl_wiki.'
+            $sql = 'SELECT * FROM '.$tbl_wiki.'
                   WHERE
                     c_id = '.$course_id.' AND
                     reflink="'.Database::escape_string($page).'" AND
                     '.$groupfilter.$condition_session.'
                   ORDER BY id ASC';
-            $result=Database::query($sql);
+            $result = Database::query($sql);
             $row = Database::fetch_array($result);
         }
 
@@ -1329,13 +1329,13 @@ 
         $row = Database::fetch_array($result);
         $status_visibility = $row['visibility'];
         //change status
-        if (api_is_allowed_to_edit(false,true) || api_is_platform_admin()) {
-            if (isset($_GET['actionpage']) && $_GET['actionpage']=='visible' && $status_visibility==0) {
-                $status_visibility=1;
+        if (api_is_allowed_to_edit(false, true) || api_is_platform_admin()) {
+            if (isset($_GET['actionpage']) && $_GET['actionpage'] == 'visible' && $status_visibility == 0) {
+                $status_visibility = 1;
 
             }
-            if (isset($_GET['actionpage']) && $_GET['actionpage']=='invisible' && $status_visibility==1) {
-                $status_visibility=0;
+            if (isset($_GET['actionpage']) && $_GET['actionpage'] == 'invisible' && $status_visibility == 1) {
+                $status_visibility = 0;
             }
 
             $sql = 'UPDATE '.$tbl_wiki.' SET visibility="'.Database::escape_string($status_visibility).'"
@@ -1352,12 +1352,12 @@ 
                         reflink="'.Database::escape_string($page).'" AND
                         '.$groupfilter.$condition_session.'
                     ORDER BY id ASC';
-            $result=Database::query($sql);
+            $result = Database::query($sql);
             $row = Database::fetch_array($result);
         }
 
         if (empty($row['id'])) {
-            $row['visibility']= 1;
+            $row['visibility'] = 1;
         }
 
         //show status
@@ -1384,18 +1384,18 @@ 
                     reflink="'.Database::escape_string($page).'" AND
                     '.$groupfilter.$condition_session.'
                 ORDER BY id ASC';
-        $result=Database::query($sql);
-        $row=Database::fetch_array($result);
+        $result = Database::query($sql);
+        $row = Database::fetch_array($result);
 
         $status_visibility_disc = $row['visibility_disc'];
 
         //change status
-        if (api_is_allowed_to_edit(false,true) || api_is_platform_admin()) {
-            if (isset($_GET['actionpage']) && $_GET['actionpage'] =='showdisc' && $status_visibility_disc==0) {
-                $status_visibility_disc=1;
+        if (api_is_allowed_to_edit(false, true) || api_is_platform_admin()) {
+            if (isset($_GET['actionpage']) && $_GET['actionpage'] == 'showdisc' && $status_visibility_disc == 0) {
+                $status_visibility_disc = 1;
             }
-            if (isset($_GET['actionpage']) && $_GET['actionpage'] =='hidedisc' && $status_visibility_disc==1) {
-                $status_visibility_disc=0;
+            if (isset($_GET['actionpage']) && $_GET['actionpage'] == 'hidedisc' && $status_visibility_disc == 1) {
+                $status_visibility_disc = 0;
             }
 
             $sql = 'UPDATE '.$tbl_wiki.' SET visibility_disc="'.Database::escape_string($status_visibility_disc).'"
@@ -1443,14 +1443,14 @@ 
         $result = Database::query($sql);
         $row = Database::fetch_array($result);
 
-        $status_addlock_disc=$row['addlock_disc'];
+        $status_addlock_disc = $row['addlock_disc'];
 
         //change status
         if (api_is_allowed_to_edit() || api_is_platform_admin()) {
-            if (isset($_GET['actionpage']) && $_GET['actionpage'] =='lockdisc' && $status_addlock_disc==0) {
+            if (isset($_GET['actionpage']) && $_GET['actionpage'] == 'lockdisc' && $status_addlock_disc == 0) {
                 $status_addlock_disc = 1;
             }
-            if (isset($_GET['actionpage']) && $_GET['actionpage'] =='unlockdisc' && $status_addlock_disc==1) {
+            if (isset($_GET['actionpage']) && $_GET['actionpage'] == 'unlockdisc' && $status_addlock_disc == 1) {
                 $status_addlock_disc = 0;
             }
 
@@ -1472,8 +1472,8 @@ 
                         reflink="'.Database::escape_string($page).'" AND
                         '.$groupfilter.$condition_session.'
                     ORDER BY id ASC';
-            $result=Database::query($sql);
-            $row=Database::fetch_array($result);
+            $result = Database::query($sql);
+            $row = Database::fetch_array($result);
         }
 
         return $row['addlock_disc'];
@@ -1498,17 +1498,17 @@ 
                     reflink="'.Database::escape_string($page).'" AND
                     '.$groupfilter.$condition_session.'
                 ORDER BY id ASC';
-        $result=Database::query($sql);
-        $row=Database::fetch_array($result);
-        $status_ratinglock_disc=$row['ratinglock_disc'];
+        $result = Database::query($sql);
+        $row = Database::fetch_array($result);
+        $status_ratinglock_disc = $row['ratinglock_disc'];
 
         //change status
-        if (api_is_allowed_to_edit(false,true) || api_is_platform_admin()) {
-            if (isset($_GET['actionpage']) && $_GET['actionpage'] =='lockrating' && $status_ratinglock_disc==0) {
-                $status_ratinglock_disc=1;
+        if (api_is_allowed_to_edit(false, true) || api_is_platform_admin()) {
+            if (isset($_GET['actionpage']) && $_GET['actionpage'] == 'lockrating' && $status_ratinglock_disc == 0) {
+                $status_ratinglock_disc = 1;
             }
-            if (isset($_GET['actionpage']) && $_GET['actionpage'] =='unlockrating' && $status_ratinglock_disc==1) {
-                $status_ratinglock_disc=0;
+            if (isset($_GET['actionpage']) && $_GET['actionpage'] == 'unlockrating' && $status_ratinglock_disc == 1) {
+                $status_ratinglock_disc = 0;
             }
 
             $sql = 'UPDATE '.$tbl_wiki.'
@@ -1524,14 +1524,14 @@ 
             // these three lines remain necessary. They do that by changing the
             // page state is made when you press the button and not have to wait
             // to change his page
-            $sql='SELECT * FROM '.$tbl_wiki.'
+            $sql = 'SELECT * FROM '.$tbl_wiki.'
                   WHERE
                     c_id = '.$course_id.' AND
                     reflink="'.Database::escape_string($page).'" AND
                     '.$groupfilter.$condition_session.'
                   ORDER BY id ASC';
-            $result=Database::query($sql);
-            $row=Database::fetch_array($result);
+            $result = Database::query($sql);
+            $row = Database::fetch_array($result);
         }
 
         return $row['ratinglock_disc'];
@@ -1556,24 +1556,24 @@ 
         $sql = 'SELECT * FROM '.$tbl_wiki.'
                 WHERE c_id = '.$course_id.' AND reflink="'.$reflink.'" AND '.$groupfilter.$condition_session.'
                 ORDER BY id ASC';
-        $result=Database::query($sql);
-        $row=Database::fetch_array($result);
+        $result = Database::query($sql);
+        $row = Database::fetch_array($result);
         $id = $row['id'];
-        $sql='SELECT * FROM '.$tbl_wiki_mailcue.'
+        $sql = 'SELECT * FROM '.$tbl_wiki_mailcue.'
               WHERE c_id = '.$course_id.' AND id="'.$id.'" AND user_id="'.api_get_user_id().'" AND type="P"';
-        $result=Database::query($sql);
-        $row=Database::fetch_array($result);
+        $result = Database::query($sql);
+        $row = Database::fetch_array($result);
 
         $idm = $row['id'];
 
         if (empty($idm)) {
-            $status_notify=0;
+            $status_notify = 0;
         } else {
-            $status_notify=1;
+            $status_notify = 1;
         }
 
         // Change status
-        if (isset($_GET['actionpage']) && $_GET['actionpage'] =='locknotify' && $status_notify==0) {
+        if (isset($_GET['actionpage']) && $_GET['actionpage'] == 'locknotify' && $status_notify == 0) {
             $sql = "SELECT id FROM $tbl_wiki_mailcue
                     WHERE c_id = $course_id AND id = $id AND user_id = $userId";
             $result = Database::query($sql);
@@ -1582,18 +1582,18 @@ 
                 $exist = true;
             }
             if ($exist == false) {
-                $sql="INSERT INTO ".$tbl_wiki_mailcue." (c_id, id, user_id, type, group_id, session_id) VALUES
+                $sql = "INSERT INTO ".$tbl_wiki_mailcue." (c_id, id, user_id, type, group_id, session_id) VALUES
                 ($course_id, '".$id."','".api_get_user_id()."','P','".$groupId."','".$session_id."')";
                 Database::query($sql);
             }
-            $status_notify=1;
+            $status_notify = 1;
         }
 
-        if (isset($_GET['actionpage']) && $_GET['actionpage'] =='unlocknotify' && $status_notify==1) {
+        if (isset($_GET['actionpage']) && $_GET['actionpage'] == 'unlocknotify' && $status_notify == 1) {
             $sql = 'DELETE FROM '.$tbl_wiki_mailcue.'
                     WHERE id="'.$id.'" AND user_id="'.api_get_user_id().'" AND type="P" AND c_id = '.$course_id;
             Database::query($sql);
-            $status_notify=0;
+            $status_notify = 0;
         }
 
         return $status_notify;
@@ -1619,9 +1619,9 @@ 
         $sql = 'SELECT * FROM '.$tbl_wiki.'
                 WHERE c_id = '.$course_id.' AND reflink="'.$reflink.'" AND '.$groupfilter.$condition_session.'
                 ORDER BY id ASC';
-        $result=Database::query($sql);
-        $row=Database::fetch_array($result);
-        $id=$row['id'];
+        $result = Database::query($sql);
+        $row = Database::fetch_array($result);
+        $id = $row['id'];
         $sql = 'SELECT * FROM '.$tbl_wiki_mailcue.'
                 WHERE c_id = '.$course_id.' AND id="'.$id.'" AND user_id="'.api_get_user_id().'" AND type="D"';
         $result = Database::query($sql);
@@ -1629,23 +1629,23 @@ 
         $idm = $row['id'];
 
         if (empty($idm)) {
-            $status_notify_disc=0;
+            $status_notify_disc = 0;
         } else {
-            $status_notify_disc=1;
+            $status_notify_disc = 1;
         }
 
         //change status
-        if (isset($_GET['actionpage']) && $_GET['actionpage'] =='locknotifydisc' && $status_notify_disc==0) {
-            $sql="INSERT INTO ".$tbl_wiki_mailcue." (c_id, id, user_id, type, group_id, session_id) VALUES
+        if (isset($_GET['actionpage']) && $_GET['actionpage'] == 'locknotifydisc' && $status_notify_disc == 0) {
+            $sql = "INSERT INTO ".$tbl_wiki_mailcue." (c_id, id, user_id, type, group_id, session_id) VALUES
             ($course_id, '".$id."','".api_get_user_id()."','D','".$groupId."','".$session_id."')";
             Database::query($sql);
-            $status_notify_disc=1;
+            $status_notify_disc = 1;
         }
-        if (isset($_GET['actionpage']) && $_GET['actionpage'] =='unlocknotifydisc' && $status_notify_disc==1) {
+        if (isset($_GET['actionpage']) && $_GET['actionpage'] == 'unlocknotifydisc' && $status_notify_disc == 1) {
             $sql = 'DELETE FROM '.$tbl_wiki_mailcue.'
                     WHERE c_id = '.$course_id.' AND id="'.$id.'" AND user_id="'.api_get_user_id().'" AND type="D" AND c_id = '.$course_id;
             Database::query($sql);
-            $status_notify_disc=0;
+            $status_notify_disc = 0;
         }
 
         return $status_notify_disc;
@@ -1660,7 +1660,7 @@ 
         $tbl_wiki_mailcue = $this->tbl_wiki_mailcue;
         $course_id = api_get_course_int_id();
         $groupId = api_get_group_id();
-        $session_id=api_get_session_id();
+        $session_id = api_get_session_id();
 
         $sql = 'SELECT * FROM '.$tbl_wiki_mailcue.'
                 WHERE
@@ -1669,31 +1669,31 @@ 
                     type="F" AND
                     group_id="'.$groupId.'" AND
                     session_id="'.$session_id.'"';
-        $result=Database::query($sql);
-        $row=Database::fetch_array($result);
+        $result = Database::query($sql);
+        $row = Database::fetch_array($result);
 
-        $idm=$row['user_id'];
+        $idm = $row['user_id'];
 
         if (empty($idm)) {
-            $status_notify_all=0;
+            $status_notify_all = 0;
         } else {
-            $status_notify_all=1;
+            $status_notify_all = 1;
         }
 
         //change status
-        if (isset($_GET['actionpage']) && $_GET['actionpage'] =='locknotifyall' && $status_notify_all==0) {
-            $sql="INSERT INTO ".$tbl_wiki_mailcue." (c_id, user_id, type, group_id, session_id) VALUES
+        if (isset($_GET['actionpage']) && $_GET['actionpage'] == 'locknotifyall' && $status_notify_all == 0) {
+            $sql = "INSERT INTO ".$tbl_wiki_mailcue." (c_id, user_id, type, group_id, session_id) VALUES
             ($course_id, '".api_get_user_id()."','F','".$groupId."','".$session_id."')";
             Database::query($sql);
-            $status_notify_all=1;
+            $status_notify_all = 1;
         }
 
         if (isset($_GET['actionpage']) &&
             isset($_GET['actionpage']) &&
-            $_GET['actionpage']  =='unlocknotifyall' &&
+            $_GET['actionpage'] == 'unlocknotifyall' &&
             $status_notify_all == 1
         ) {
-            $sql ='DELETE FROM '.$tbl_wiki_mailcue.'
+            $sql = 'DELETE FROM '.$tbl_wiki_mailcue.'
                    WHERE
                     c_id = '.$course_id.' AND
                     user_id="'.api_get_user_id().'" AND
@@ -1702,7 +1702,7 @@ 
                     session_id="'.$session_id.'" AND
                     c_id = '.$course_id;
             Database::query($sql);
-            $status_notify_all=0;
+            $status_notify_all = 0;
         }
 
         //show status
@@ -1712,7 +1712,7 @@ 
     /**
      * Sends pending e-mails
      */
-    public function check_emailcue($id_or_ref, $type, $lastime='', $lastuser='')
+    public function check_emailcue($id_or_ref, $type, $lastime = '', $lastuser = '')
     {
         $tbl_wiki_mailcue = $this->tbl_wiki_mailcue;
         $tbl_wiki = $this->tbl_wiki;
@@ -1720,14 +1720,14 @@ 
         $groupfilter = $this->groupfilter;
         $_course = $this->courseInfo;
         $groupId = api_get_group_id();
-        $session_id=api_get_session_id();
+        $session_id = api_get_session_id();
         $course_id = api_get_course_int_id();
 
-        $group_properties  = GroupManager :: get_group_properties($groupId);
+        $group_properties = GroupManager :: get_group_properties($groupId);
         $group_name = $group_properties['name'];
         $allow_send_mail = false; //define the variable to below
         $email_assignment = null;
-        if ($type=='P') {
+        if ($type == 'P') {
             //if modifying a wiki page
             //first, current author and time
             //Who is the author?
@@ -1738,22 +1738,22 @@ 
             $year = substr($lastime, 0, 4);
             $month = substr($lastime, 5, 2);
             $day = substr($lastime, 8, 2);
-            $hours=substr($lastime, 11,2);
-            $minutes=substr($lastime, 14,2);
-            $seconds=substr($lastime, 17,2);
-            $email_date_changes=$day.' '.$month.' '.$year.' '.$hours.":".$minutes.":".$seconds;
+            $hours = substr($lastime, 11, 2);
+            $minutes = substr($lastime, 14, 2);
+            $seconds = substr($lastime, 17, 2);
+            $email_date_changes = $day.' '.$month.' '.$year.' '.$hours.":".$minutes.":".$seconds;
 
             //second, extract data from first reg
             $sql = 'SELECT * FROM '.$tbl_wiki.'
                     WHERE  c_id = '.$course_id.' AND reflink="'.$id_or_ref.'" AND '.$groupfilter.$condition_session.'
                     ORDER BY id ASC';
-            $result=Database::query($sql);
-            $row=Database::fetch_array($result);
+            $result = Database::query($sql);
+            $row = Database::fetch_array($result);
 
-            $id=$row['id'];
-            $email_page_name=$row['title'];
-            if ($row['visibility']==1) {
-                $allow_send_mail=true; //if visibility off - notify off
+            $id = $row['id'];
+            $email_page_name = $row['title'];
+            if ($row['visibility'] == 1) {
+                $allow_send_mail = true; //if visibility off - notify off
                 $sql = 'SELECT * FROM '.$tbl_wiki_mailcue.'
                         WHERE
                             c_id = '.$course_id.' AND
@@ -1763,10 +1763,10 @@ 
                             group_id="'.$groupId.'" AND
                             session_id="'.$session_id.'"';
                 //type: P=page, D=discuss, F=full.
-                $result=Database::query($sql);
-                $emailtext=get_lang('EmailWikipageModified').' <strong>'.$email_page_name.'</strong> '.get_lang('Wiki');
+                $result = Database::query($sql);
+                $emailtext = get_lang('EmailWikipageModified').' <strong>'.$email_page_name.'</strong> '.get_lang('Wiki');
             }
-        } elseif ($type=='D') {
+        } elseif ($type == 'D') {
             //if added a post to discuss
 
             //first, current author and time
@@ -1778,25 +1778,25 @@ 
             $year = substr($lastime, 0, 4);
             $month = substr($lastime, 5, 2);
             $day = substr($lastime, 8, 2);
-            $hours=substr($lastime, 11,2);
-            $minutes=substr($lastime, 14,2);
-            $seconds=substr($lastime, 17,2);
-            $email_date_changes=$day.' '.$month.' '.$year.' '.$hours.":".$minutes.":".$seconds;
+            $hours = substr($lastime, 11, 2);
+            $minutes = substr($lastime, 14, 2);
+            $seconds = substr($lastime, 17, 2);
+            $email_date_changes = $day.' '.$month.' '.$year.' '.$hours.":".$minutes.":".$seconds;
 
             //second, extract data from first reg
 
-            $id=$id_or_ref; //$id_or_ref is id from tblwiki
+            $id = $id_or_ref; //$id_or_ref is id from tblwiki
 
             $sql = 'SELECT * FROM '.$tbl_wiki.'
                     WHERE c_id = '.$course_id.' AND id="'.$id.'"
                     ORDER BY id ASC';
 
-            $result=Database::query($sql);
-            $row=Database::fetch_array($result);
+            $result = Database::query($sql);
+            $row = Database::fetch_array($result);
 
-            $email_page_name=$row['title'];
-            if ($row['visibility_disc']==1) {
-                $allow_send_mail=true; //if visibility off - notify off
+            $email_page_name = $row['title'];
+            if ($row['visibility_disc'] == 1) {
+                $allow_send_mail = true; //if visibility off - notify off
                 $sql = 'SELECT * FROM '.$tbl_wiki_mailcue.'
                         WHERE
                             c_id = '.$course_id.' AND
@@ -1807,22 +1807,22 @@ 
                             session_id="'.$session_id.'"';
                 //type: P=page, D=discuss, F=full
                 $result = Database::query($sql);
-                $emailtext=get_lang('EmailWikiPageDiscAdded').' <strong>'.$email_page_name.'</strong> '.get_lang('Wiki');
+                $emailtext = get_lang('EmailWikiPageDiscAdded').' <strong>'.$email_page_name.'</strong> '.get_lang('Wiki');
             }
-        } elseif($type=='A') {
+        } elseif ($type == 'A') {
             //for added pages
-            $id=0; //for tbl_wiki_mailcue
+            $id = 0; //for tbl_wiki_mailcue
             $sql = 'SELECT * FROM '.$tbl_wiki.'
                     WHERE c_id = '.$course_id.'
                     ORDER BY id DESC'; //the added is always the last
 
-            $result=Database::query($sql);
-            $row=Database::fetch_array($result);
-            $email_page_name=$row['title'];
+            $result = Database::query($sql);
+            $row = Database::fetch_array($result);
+            $email_page_name = $row['title'];
 
             //Who is the author?
             $userinfo = api_get_user_info($row['user_id']);
-            $email_user_author= get_lang('AddedBy').': '.$userinfo['complete_name'];
+            $email_user_author = get_lang('AddedBy').': '.$userinfo['complete_name'];
 
             //When ?
             $year = substr($row['dtime'], 0, 4);
@@ -1831,33 +1831,33 @@ 
             $hours = substr($row['dtime'], 11, 2);
             $minutes = substr($row['dtime'], 14, 2);
             $seconds = substr($row['dtime'], 17, 2);
-            $email_date_changes=$day.' '.$month.' '.$year.' '.$hours.":".$minutes.":".$seconds;
-
-            if($row['assignment']==0) {
-                $allow_send_mail=true;
-            } elseif($row['assignment']==1) {
-                $email_assignment=get_lang('AssignmentDescExtra').' ('.get_lang('AssignmentMode').')';
-                $allow_send_mail=true;
-            } elseif($row['assignment']==2) {
-                $allow_send_mail=false; //Mode tasks: avoids notifications to all users about all users
+            $email_date_changes = $day.' '.$month.' '.$year.' '.$hours.":".$minutes.":".$seconds;
+
+            if ($row['assignment'] == 0) {
+                $allow_send_mail = true;
+            } elseif ($row['assignment'] == 1) {
+                $email_assignment = get_lang('AssignmentDescExtra').' ('.get_lang('AssignmentMode').')';
+                $allow_send_mail = true;
+            } elseif ($row['assignment'] == 2) {
+                $allow_send_mail = false; //Mode tasks: avoids notifications to all users about all users
             }
 
             $sql = 'SELECT * FROM '.$tbl_wiki_mailcue.'
                     WHERE c_id = '.$course_id.' AND  id="'.$id.'" AND type="F" AND group_id="'.$groupId.'" AND session_id="'.$session_id.'"';
             //type: P=page, D=discuss, F=full
-            $result=Database::query($sql);
+            $result = Database::query($sql);
 
-            $emailtext = get_lang('EmailWikiPageAdded').' <strong>'.$email_page_name.'</strong> '.get_lang('In').' '. get_lang('Wiki');
-        } elseif ($type=='E') {
-            $id=0;
-            $allow_send_mail=true;
+            $emailtext = get_lang('EmailWikiPageAdded').' <strong>'.$email_page_name.'</strong> '.get_lang('In').' '.get_lang('Wiki');
+        } elseif ($type == 'E') {
+            $id = 0;
+            $allow_send_mail = true;
 
             //Who is the author?
-            $userinfo = api_get_user_info(api_get_user_id());	//current user
+            $userinfo = api_get_user_info(api_get_user_id()); //current user
             $email_user_author = get_lang('DeletedBy').': '.$userinfo['complete_name'];
             //When ?
-            $today = date('r');		//current time
-            $email_date_changes=$today;
+            $today = date('r'); //current time
+            $email_date_changes = $today;
 
             $sql = 'SELECT * FROM '.$tbl_wiki_mailcue.'
                     WHERE
@@ -1871,16 +1871,16 @@ 
         ///make and send email
         if ($allow_send_mail) {
             while ($row = Database::fetch_array($result)) {
-                $userinfo = api_get_user_info($row['user_id']);	//$row['user_id'] obtained from tbl_wiki_mailcue
+                $userinfo = api_get_user_info($row['user_id']); //$row['user_id'] obtained from tbl_wiki_mailcue
                 $name_to = $userinfo['complete_name'];
                 $email_to = $userinfo['email'];
                 $sender_name = api_get_setting('emailAdministrator');
                 $sender_email = api_get_setting('emailAdministrator');
                 $email_subject = get_lang('EmailWikiChanges').' - '.$_course['official_code'];
                 $email_body = get_lang('DearUser').' '.api_get_person_name($userinfo['firstname'], $userinfo['lastname']).',<br /><br />';
-                if($session_id==0){
+                if ($session_id == 0) {
                     $email_body .= $emailtext.' <strong>'.$_course['name'].' - '.$group_name.'</strong><br /><br /><br />';
-                }else{
+                } else {
                     $email_body .= $emailtext.' <strong>'.$_course['name'].' ('.api_get_session_name(api_get_session_id()).') - '.$group_name.'</strong><br /><br /><br />';
                 }
                 $email_body .= $email_user_author.' ('.$email_date_changes.')<br /><br /><br />';
@@ -1958,25 +1958,25 @@ 
             $template);
 
         if (0 != $groupId) {
-            $groupPart = '_group' . $groupId; // and add groupId to put the same document title in different groups
-            $group_properties  = GroupManager :: get_group_properties($groupId);
+            $groupPart = '_group'.$groupId; // and add groupId to put the same document title in different groups
+            $group_properties = GroupManager :: get_group_properties($groupId);
             $groupPath = $group_properties['directory'];
         } else {
             $groupPart = '';
-            $groupPath ='';
+            $groupPath = '';
         }
 
-        $exportDir = api_get_path(SYS_COURSE_PATH).api_get_course_path(). '/document'.$groupPath;
-        $exportFile = api_replace_dangerous_char($wikiTitle) . $groupPart;
+        $exportDir = api_get_path(SYS_COURSE_PATH).api_get_course_path().'/document'.$groupPath;
+        $exportFile = api_replace_dangerous_char($wikiTitle).$groupPart;
         $wikiContents = trim(preg_replace("/\[[\[]?([^\]|]*)[|]?([^|\]]*)\][\]]?/", "$1", $wikiContents));
         //TODO: put link instead of title
 
         $wikiContents = str_replace('{CONTENT}', $wikiContents, $template);
 
         // replace relative path by absolute path for courses, so you can see items into this page wiki (images, mp3, etc..) exported in documents
-        if (api_strpos($wikiContents,'../../courses/') !== false) {
+        if (api_strpos($wikiContents, '../../courses/') !== false) {
             $web_course_path = api_get_path(WEB_COURSE_PATH);
-            $wikiContents = str_replace('../../courses/',$web_course_path,$wikiContents);
+            $wikiContents = str_replace('../../courses/', $web_course_path, $wikiContents);
         }
 
         $i = 1;
@@ -1985,8 +1985,8 @@ 
             $i++;
         }
 
-        $wikiFileName = $exportFile . '_' . $i . '.html';
-        $exportPath = $exportDir . '/' . $wikiFileName;
+        $wikiFileName = $exportFile.'_'.$i.'.html';
+        $exportPath = $exportDir.'/'.$wikiFileName;
 
         file_put_contents($exportPath, $wikiContents);
         $doc_id = add_document(
@@ -2031,14 +2031,14 @@ 
         $content_pdf = api_html_entity_decode($data['content'], ENT_QUOTES, api_get_system_encoding());
 
         //clean wiki links
-        $content_pdf=trim(preg_replace("/\[[\[]?([^\]|]*)[|]?([^|\]]*)\][\]]?/", "$1", $content_pdf));
+        $content_pdf = trim(preg_replace("/\[[\[]?([^\]|]*)[|]?([^|\]]*)\][\]]?/", "$1", $content_pdf));
         //TODO: It should be better to display the link insted of the tile but it is hard for [[title]] links
 
         $title_pdf = api_html_entity_decode($data['title'], ENT_QUOTES, api_get_system_encoding());
         $title_pdf = api_utf8_encode($title_pdf, api_get_system_encoding());
         $content_pdf = api_utf8_encode($content_pdf, api_get_system_encoding());
 
-        $html='
+        $html = '
         <!-- defines the headers/footers - this must occur before the headers/footers are set -->
 
         <!--mpdf
@@ -2093,9 +2093,9 @@ 
         $session_id = $this->session_id;
         $groupId = api_get_group_id();
 
-        if ($groupId==0) {
+        if ($groupId == 0) {
             //extract course members
-            if(!empty($session_id)) {
+            if (!empty($session_id)) {
                 $a_users_to_add = CourseManager::get_user_list_from_course_code(api_get_course_id(), $session_id);
             } else {
                 $a_users_to_add = CourseManager::get_user_list_from_course_code(api_get_course_id(), 0);
@@ -2121,7 +2121,7 @@ 
         $username = api_htmlentities(sprintf(get_lang('LoginX'), $userinfo['username'], ENT_QUOTES));
         $name = $userinfo['complete_name']." - ".$username;
 
-        $photo = '<img src="' . $userinfo['avatar'] . '" alt="' . $name . '"  width="40" height="50" align="top" title="' . $name . '"  />';
+        $photo = '<img src="'.$userinfo['avatar'].'" alt="'.$name.'"  width="40" height="50" align="top" title="'.$name.'"  />';
 
         // teacher assignment title
         $title_orig = $values['title'];
@@ -2149,24 +2149,24 @@ 
                 $userPicture = UserManager::getUserPicture($assig_user_id);
                 $username = api_htmlentities(sprintf(get_lang('LoginX'), $o_user_to_add['username'], ENT_QUOTES));
                 $name = api_get_person_name($o_user_to_add['firstname'], $o_user_to_add['lastname'])." . ".$username;
-                $photo= '<img src="'.$userPicture.'" alt="'.$name.'"  width="40" height="50" align="bottom" title="'.$name.'"  />';
+                $photo = '<img src="'.$userPicture.'" alt="'.$name.'"  width="40" height="50" align="bottom" title="'.$name.'"  />';
 
                 $is_tutor_of_group = GroupManager::is_tutor_of_group($assig_user_id, $groupId); //student is tutor
                 $is_tutor_and_member = GroupManager::is_tutor_of_group($assig_user_id, $groupId) && GroupManager::is_subscribed($assig_user_id, $groupId);
                 // student is tutor and member
 
                 if ($is_tutor_and_member) {
-                    $status_in_group=get_lang('GroupTutorAndMember');
+                    $status_in_group = get_lang('GroupTutorAndMember');
                 } else {
-                    if($is_tutor_of_group) {
-                        $status_in_group=get_lang('GroupTutor');
+                    if ($is_tutor_of_group) {
+                        $status_in_group = get_lang('GroupTutor');
                     } else {
-                        $status_in_group=" "; //get_lang('GroupStandardMember')
+                        $status_in_group = " "; //get_lang('GroupStandardMember')
                     }
                 }
 
-                if ($assignment_type==1) {
-                    $values['title']= $title_orig;
+                if ($assignment_type == 1) {
+                    $values['title'] = $title_orig;
                     $values['content'] = '<div align="center" style="background-color: #F5F8FB; border:solid; border-color: #E6E6E6">
                     <table border="0">
                     <tr><td style="font-size:24px">'.get_lang('AssignmentWork').'</td></tr>
@@ -2182,7 +2182,7 @@ 
                         ).
                         ' [['.$_POST['title']."_uass".$assig_user_id.' | '.$photo.']] '.$status_in_group.'</li>';
                     //don't change this line without guaranteeing that users will be ordered by last names in the following format (surname, name)
-                    $values['assignment']=2;
+                    $values['assignment'] = 2;
                 }
                 $this->assig_user_id = $assig_user_id;
                 self::save_new_wiki($values);
@@ -2191,12 +2191,12 @@ 
 
         foreach ($a_users_to_add as $o_user_to_add) {
             if ($o_user_to_add['user_id'] == $userId) {
-                $assig_user_id=$o_user_to_add['user_id'];
+                $assig_user_id = $o_user_to_add['user_id'];
                 if ($assignment_type == 1) {
-                    $values['title']= $title_orig;
-                    $values['comment']=get_lang('AssignmentDesc');
+                    $values['title'] = $title_orig;
+                    $values['comment'] = get_lang('AssignmentDesc');
                     sort($all_students_pages);
-                    $values['content']=$content_orig_A.$content_orig_B.'<br/>
+                    $values['content'] = $content_orig_A.$content_orig_B.'<br/>
                     <div align="center" style="font-size:18px; background-color: #F5F8FB; border:solid; border-color:#E6E6E6">
                     '.get_lang('AssignmentLinkstoStudentsPage').'
                     </div><br/>
@@ -2204,7 +2204,7 @@ 
                     <ol>'.implode($all_students_pages).'</ol>
                     </div>
                     <br/>';
-                    $values['assignment']=1;
+                    $values['assignment'] = 1;
                 }
                 $this->assig_user_id = $assig_user_id;
                 self::save_new_wiki($values);
@@ -2218,7 +2218,7 @@ 
      * @param   int     Whether to search the contents (1) or just the titles (0)
      * @param int
      */
-    public function display_wiki_search_results($search_term, $search_content=0, $all_vers=0)
+    public function display_wiki_search_results($search_term, $search_content = 0, $all_vers = 0)
     {
         $tbl_wiki = $this->tbl_wiki;
         $condition_session = $this->condition_session;
@@ -2230,9 +2230,9 @@ 
         echo '</legend>';
 
         //only by professors when page is hidden
-        if (api_is_allowed_to_edit(false,true) || api_is_platform_admin()) {
-            if ($all_vers=='1') {
-                if ($search_content=='1') {
+        if (api_is_allowed_to_edit(false, true) || api_is_platform_admin()) {
+            if ($all_vers == '1') {
+                if ($search_content == '1') {
                     $sql = "SELECT * FROM ".$tbl_wiki."
                             WHERE
                                 c_id = $course_id AND
@@ -2249,7 +2249,7 @@ 
                     //search all pages and all versions
                 }
             } else {
-                if ($search_content=='1') {
+                if ($search_content == '1') {
                     $sql = "SELECT * FROM ".$tbl_wiki." s1
                             WHERE
                                 s1.c_id = $course_id AND
@@ -2300,7 +2300,7 @@ 
                     //search all pages and all versions
                 }
             } else {
-                if($search_content=='1') {
+                if ($search_content == '1') {
                     $sql = "SELECT * FROM ".$tbl_wiki." s1
                             WHERE
                                 s1.c_id = $course_id AND
@@ -2348,17 +2348,17 @@ 
                 $seconds = substr($obj->dtime, 17, 2);
 
                 //get type assignment icon
-                if($obj->assignment==1) {
-                    $ShowAssignment = Display::return_icon('wiki_assignment.png', get_lang('AssignmentDesc'),'',ICON_SIZE_SMALL);
-                } elseif ($obj->assignment==2) {
-                    $ShowAssignment = Display::return_icon('wiki_work.png', get_lang('AssignmentWork'),'',ICON_SIZE_SMALL);
-                } elseif ($obj->assignment==0) {
+                if ($obj->assignment == 1) {
+                    $ShowAssignment = Display::return_icon('wiki_assignment.png', get_lang('AssignmentDesc'), '', ICON_SIZE_SMALL);
+                } elseif ($obj->assignment == 2) {
+                    $ShowAssignment = Display::return_icon('wiki_work.png', get_lang('AssignmentWork'), '', ICON_SIZE_SMALL);
+                } elseif ($obj->assignment == 0) {
                     $ShowAssignment = Display::return_icon('px_transparent.gif');
                 }
                 $row = array();
                 $row[] = $ShowAssignment;
 
-                if($all_vers=='1') {
+                if ($all_vers == '1') {
                     $row[] = '<a href="'.api_get_self().'?'.api_get_cidreq().'&action=showpage&title='.api_htmlentities(urlencode($obj->reflink)).'&view='.$obj->id.'&session_id='.api_htmlentities(urlencode($_GET['$session_id'])).'&group_id='.api_htmlentities(urlencode($_GET['group_id'])).'">'.
                         api_htmlentities($obj->title).'</a>';
                 } else {
@@ -2369,21 +2369,21 @@ 
                 $row[] = $obj->user_id != 0 ? UserManager::getUserProfileLink($userinfo) : get_lang('Anonymous').' ('.$obj->user_ip.')';
                 $row[] = $year.'-'.$month.'-'.$day.' '.$hours.":".$minutes.":".$seconds;
 
-                if ($all_vers=='1') {
+                if ($all_vers == '1') {
                     $row[] = $obj->version;
                 } else {
                     $showdelete = '';
-                    if (api_is_allowed_to_edit(false,true)|| api_is_platform_admin()) {
-                        $showdelete=' <a href="'.api_get_self().'?'.api_get_cidreq().'&action=delete&title='.api_htmlentities(urlencode($obj->reflink)).'&group_id='.api_htmlentities($_GET['group_id']).'">'.
-                            Display::return_icon('delete.png', get_lang('Delete'),'',ICON_SIZE_SMALL);
+                    if (api_is_allowed_to_edit(false, true) || api_is_platform_admin()) {
+                        $showdelete = ' <a href="'.api_get_self().'?'.api_get_cidreq().'&action=delete&title='.api_htmlentities(urlencode($obj->reflink)).'&group_id='.api_htmlentities($_GET['group_id']).'">'.
+                            Display::return_icon('delete.png', get_lang('Delete'), '', ICON_SIZE_SMALL);
                     }
                     $row[] = '<a href="'.api_get_self().'?'.api_get_cidreq().'&action=edit&title='.api_htmlentities(urlencode($obj->reflink)).'&group_id='.api_htmlentities($_GET['group_id']).'">'.
-                        Display::return_icon('edit.png', get_lang('EditPage'),'',ICON_SIZE_SMALL).'</a>
+                        Display::return_icon('edit.png', get_lang('EditPage'), '', ICON_SIZE_SMALL).'</a>
                         <a href="'.api_get_self().'?cidReq='.$_course['code'].'&action=discuss&title='.api_htmlentities(urlencode($obj->reflink)).'&session_id='.api_htmlentities($_GET['session_id']).'&group_id='.api_htmlentities($_GET['group_id']).'">'.
-                        Display::return_icon('discuss.png', get_lang('Discuss'),'',ICON_SIZE_SMALL).'</a>
+                        Display::return_icon('discuss.png', get_lang('Discuss'), '', ICON_SIZE_SMALL).'</a>
                         <a href="'.api_get_self().'?cidReq='.$_course['code'].'&action=history&title='.api_htmlentities(urlencode($obj->reflink)).'&session_id='.api_htmlentities($_GET['session_id']).'&group_id='.api_htmlentities($_GET['group_id']).'">'.
-                        Display::return_icon('history.png', get_lang('History'),'',ICON_SIZE_SMALL).'</a> <a href="'.api_get_self().'?cidReq='.$_course['code'].'&action=links&title='.api_htmlentities(urlencode($obj->reflink)).'&group_id='.api_htmlentities($_GET['group_id']).'">'.
-                        Display::return_icon('what_link_here.png', get_lang('LinksPages'),'',ICON_SIZE_SMALL).'</a>'.$showdelete;
+                        Display::return_icon('history.png', get_lang('History'), '', ICON_SIZE_SMALL).'</a> <a href="'.api_get_self().'?cidReq='.$_course['code'].'&action=links&title='.api_htmlentities(urlencode($obj->reflink)).'&group_id='.api_htmlentities($_GET['group_id']).'">'.
+                        Display::return_icon('what_link_here.png', get_lang('LinksPages'), '', ICON_SIZE_SMALL).'</a>'.$showdelete;
                 }
                 $rows[] = $row;
             }
@@ -2408,16 +2408,16 @@ 
                     'all_vers' => $all_vers,
                 )
             );
-            $table->set_header(0,get_lang('Type'), true, array ('style' => 'width:30px;'));
-            $table->set_header(1,get_lang('Title'), true);
+            $table->set_header(0, get_lang('Type'), true, array('style' => 'width:30px;'));
+            $table->set_header(1, get_lang('Title'), true);
             if ($all_vers == '1') {
-                $table->set_header(2,get_lang('Author'), true);
-                $table->set_header(3,get_lang('Date'), true);
-                $table->set_header(4,get_lang('Version'), true);
+                $table->set_header(2, get_lang('Author'), true);
+                $table->set_header(3, get_lang('Date'), true);
+                $table->set_header(4, get_lang('Version'), true);
             } else {
-                $table->set_header(2,get_lang('Author').' ('.get_lang('LastVersion').')', true);
-                $table->set_header(3,get_lang('Date').' ('.get_lang('LastVersion').')', true);
-                $table->set_header(4,get_lang('Actions'), false, array ('style' => 'width:130px;'));
+                $table->set_header(2, get_lang('Author').' ('.get_lang('LastVersion').')', true);
+                $table->set_header(3, get_lang('Date').' ('.get_lang('LastVersion').')', true);
+                $table->set_header(4, get_lang('Actions'), false, array('style' => 'width:130px;'));
             }
             $table->display();
         } else {
@@ -2430,14 +2430,14 @@ 
      * @todo replace this function with the formvalidator datepicker
      *
      */
-    public function draw_date_picker($prefix,$default='')
+    public function draw_date_picker($prefix, $default = '')
     {
         if (empty($default)) {
             $default = date('Y-m-d H:i:s');
         }
         $parts = explode(' ', $default);
-        list($d_year,$d_month,$d_day) = explode('-',$parts[0]);
-        list($d_hour,$d_minute) = explode(':',$parts[1]);
+        list($d_year, $d_month, $d_day) = explode('-', $parts[0]);
+        list($d_hour, $d_minute) = explode(':', $parts[1]);
 
         $month_list = array(
             1 => get_lang('JanuaryLong'),
@@ -2454,9 +2454,9 @@ 
             12 => get_lang('DecemberLong'),
         );
 
-        $minute = range(10,59);
-        array_unshift($minute,'00','01','02','03','04','05','06','07','08','09');
-        $date_form = self::make_select($prefix.'_day', array_combine(range(1,31),range(1,31)), $d_day);
+        $minute = range(10, 59);
+        array_unshift($minute, '00', '01', '02', '03', '04', '05', '06', '07', '08', '09');
+        $date_form = self::make_select($prefix.'_day', array_combine(range(1, 31), range(1, 31)), $d_day);
         $date_form .= self::make_select($prefix.'_month', $month_list, $d_month);
         $date_form .= self::make_select(
                 $prefix.'_year',
@@ -2469,7 +2469,7 @@ 
                 ),
                 $d_year
             ).'&nbsp;&nbsp;&nbsp;&nbsp;';
-        $date_form .= self::make_select($prefix.'_hour', array_combine(range(0,23),range(0,23)), $d_hour).' : ';
+        $date_form .= self::make_select($prefix.'_hour', array_combine(range(0, 23), range(0, 23)), $d_hour).' : ';
         $date_form .= self::make_select($prefix.'_minute', $minute, $d_minute);
 
         return $date_form;
@@ -2479,11 +2479,11 @@ 
      * Draws an HTML form select with the given options
      *
      */
-    public function make_select($name,$values,$checked='')
+    public function make_select($name, $values, $checked = '')
     {
         $output = '<select name="'.$name.'" id="'.$name.'">';
-        foreach($values as $key => $value) {
-            $output .= '<option value="'.$key.'" '.(($checked==$key)?'selected="selected"':'').'>'.$value.'</option>';
+        foreach ($values as $key => $value) {
+            $output .= '<option value="'.$key.'" '.(($checked == $key) ? 'selected="selected"' : '').'>'.$value.'</option>';
         }
         $output .= '</select>';
         return $output;
@@ -2507,7 +2507,7 @@ 
      */
     public function two_digits($number)
     {
-        $number = (int)$number;
+        $number = (int) $number;
         return ($number < 10) ? '0'.$number : $number;
     }
 
@@ -2525,7 +2525,7 @@ 
                 WHERE c_id = '.$course_id.' AND id = '.$id.' ';
         $result = Database::query($sql);
         $data = array();
-        while ($row=Database::fetch_array($result,'ASSOC'))   {
+        while ($row = Database::fetch_array($result, 'ASSOC')) {
             $data = $row;
         }
         return $data;
@@ -2579,7 +2579,7 @@ 
         $result = Database::query($sql);
         $data = array();
         if (Database::num_rows($result)) {
-            $data = Database::fetch_array($result,'ASSOC');
+            $data = Database::fetch_array($result, 'ASSOC');
         }
 
         return $data;
@@ -2673,9 +2673,9 @@ 
         $result = self::getAllWiki();
         if (!empty($result)) {
             foreach ($result  as $is_editing_block) {
-                $max_edit_time	= 1200; // 20 minutes
-                $timestamp_edit	= strtotime($is_editing_block['time_edit']);
-                $time_editing	= time()-$timestamp_edit;
+                $max_edit_time = 1200; // 20 minutes
+                $timestamp_edit = strtotime($is_editing_block['time_edit']);
+                $time_editing = time() - $timestamp_edit;
 
                 // First prevent concurrent users and double version
                 if ($is_editing_block['is_editing'] == $userId) {
@@ -2684,7 +2684,7 @@ 
                     unset($_SESSION['_version']);
                 }
                 // Second checks if has exceeded the time that a page may be available or if a page was edited and saved by its author
-                if ($time_editing > $max_edit_time || ($is_editing_block['is_editing'] == $userId && $action!='edit')) {
+                if ($time_editing > $max_edit_time || ($is_editing_block['is_editing'] == $userId && $action != 'edit')) {
                     self::updateWikiIsEditing($is_editing_block['is_editing']);
                 }
             }
@@ -2732,7 +2732,7 @@ 
                 FROM ".$tbl_wiki."
                 WHERE c_id = $course_id AND ".$groupfilter.$condition_session."";
 
-        $allpages=Database::query($sql);
+        $allpages = Database::query($sql);
         while ($row = Database::fetch_array($allpages)) {
             $total_versions = $row['TOTAL_VERS'];
             $total_visits = intval($row['TOTAL_VISITS']);
@@ -2742,30 +2742,30 @@ 
                 WHERE c_id = $course_id AND ".$groupfilter.$condition_session."";
         $allpages = Database::query($sql);
 
-        while ($row=Database::fetch_array($allpages)) {
+        while ($row = Database::fetch_array($allpages)) {
             $total_words = $total_words + self::word_count($row['content']);
-            $total_links 			= $total_links+substr_count($row['content'], "href=");
-            $total_links_anchors 	= $total_links_anchors+substr_count($row['content'], 'href="#');
-            $total_links_mail		= $total_links_mail+substr_count($row['content'], 'href="mailto');
-            $total_links_ftp 		= $total_links_ftp+substr_count($row['content'], 'href="ftp');
-            $total_links_irc		= $total_links_irc+substr_count($row['content'], 'href="irc');
-            $total_links_news 		= $total_links_news+substr_count($row['content'], 'href="news');
-            $total_wlinks 			= $total_wlinks+substr_count($row['content'], "[[");
-            $total_images 			= $total_images+substr_count($row['content'], "<img");
+            $total_links = $total_links + substr_count($row['content'], "href=");
+            $total_links_anchors = $total_links_anchors + substr_count($row['content'], 'href="#');
+            $total_links_mail		= $total_links_mail + substr_count($row['content'], 'href="mailto');
+            $total_links_ftp 		= $total_links_ftp + substr_count($row['content'], 'href="ftp');
+            $total_links_irc = $total_links_irc + substr_count($row['content'], 'href="irc');
+            $total_links_news = $total_links_news + substr_count($row['content'], 'href="news');
+            $total_wlinks 			= $total_wlinks + substr_count($row['content'], "[[");
+            $total_images 			= $total_images + substr_count($row['content'], "<img");
             $clean_total_flash = preg_replace('/player.swf/', ' ', $row['content']);
-            $total_flash			= $total_flash+substr_count($clean_total_flash, '.swf"');
+            $total_flash = $total_flash + substr_count($clean_total_flash, '.swf"');
             //.swf" end quotes prevent insert swf through flvplayer (is not counted)
-            $total_mp3				= $total_mp3+substr_count($row['content'], ".mp3");
-            $total_flv_p = $total_flv_p+substr_count($row['content'], ".flv");
-            $total_flv				=	$total_flv_p/5;
-            $total_youtube			= $total_youtube+substr_count($row['content'], "http://www.youtube.com");
-            $total_multimedia		= $total_multimedia+substr_count($row['content'], "video/x-msvideo");
-            $total_tables			= $total_tables+substr_count($row['content'], "<table");
+            $total_mp3				= $total_mp3 + substr_count($row['content'], ".mp3");
+            $total_flv_p = $total_flv_p + substr_count($row['content'], ".flv");
+            $total_flv				= $total_flv_p / 5;
+            $total_youtube = $total_youtube + substr_count($row['content'], "http://www.youtube.com");
+            $total_multimedia = $total_multimedia + substr_count($row['content'], "video/x-msvideo");
+            $total_tables = $total_tables + substr_count($row['content'], "<table");
         }
 
         //check only last version of all pages (current page)
 
-        $sql =' SELECT *, COUNT(*) AS TOTAL_PAGES, SUM(hits) AS TOTAL_VISITS_LV
+        $sql = ' SELECT *, COUNT(*) AS TOTAL_PAGES, SUM(hits) AS TOTAL_VISITS_LV
                 FROM  '.$tbl_wiki.' s1
                 WHERE s1.c_id = '.$course_id.' AND id=(
                     SELECT MAX(s2.id)
@@ -2776,9 +2776,9 @@ 
                         '.$groupfilter.' AND
                         session_id='.$session_id.')';
         $allpages = Database::query($sql);
-        while ($row=Database::fetch_array($allpages)) {
-            $total_pages	 		= $row['TOTAL_PAGES'];
-            $total_visits_lv 		= intval($row['TOTAL_VISITS_LV']);
+        while ($row = Database::fetch_array($allpages)) {
+            $total_pages = $row['TOTAL_PAGES'];
+            $total_visits_lv = intval($row['TOTAL_VISITS_LV']);
         }
 
         $total_words_lv = 0;
@@ -2810,29 +2810,29 @@ 
                 )';
         $allpages = Database::query($sql);
 
-        while ($row=Database::fetch_array($allpages)) {
-            $total_words_lv 		= $total_words_lv+ self::word_count($row['content']);
-            $total_links_lv 		= $total_links_lv+substr_count($row['content'], "href=");
-            $total_links_anchors_lv	= $total_links_anchors_lv+substr_count($row['content'], 'href="#');
-            $total_links_mail_lv 	= $total_links_mail_lv+substr_count($row['content'], 'href="mailto');
-            $total_links_ftp_lv 	= $total_links_ftp_lv+substr_count($row['content'], 'href="ftp');
-            $total_links_irc_lv 	= $total_links_irc_lv+substr_count($row['content'], 'href="irc');
-            $total_links_news_lv 	= $total_links_news_lv+substr_count($row['content'], 'href="news');
-            $total_wlinks_lv 		= $total_wlinks_lv+substr_count($row['content'], "[[");
-            $total_images_lv 		= $total_images_lv+substr_count($row['content'], "<img");
+        while ($row = Database::fetch_array($allpages)) {
+            $total_words_lv 		= $total_words_lv + self::word_count($row['content']);
+            $total_links_lv 		= $total_links_lv + substr_count($row['content'], "href=");
+            $total_links_anchors_lv = $total_links_anchors_lv + substr_count($row['content'], 'href="#');
+            $total_links_mail_lv 	= $total_links_mail_lv + substr_count($row['content'], 'href="mailto');
+            $total_links_ftp_lv 	= $total_links_ftp_lv + substr_count($row['content'], 'href="ftp');
+            $total_links_irc_lv 	= $total_links_irc_lv + substr_count($row['content'], 'href="irc');
+            $total_links_news_lv 	= $total_links_news_lv + substr_count($row['content'], 'href="news');
+            $total_wlinks_lv 		= $total_wlinks_lv + substr_count($row['content'], "[[");
+            $total_images_lv 		= $total_images_lv + substr_count($row['content'], "<img");
             $clean_total_flash_lv = preg_replace('/player.swf/', ' ', $row['content']);
-            $total_flash_lv			= $total_flash_lv+substr_count($clean_total_flash_lv, '.swf"');
+            $total_flash_lv = $total_flash_lv + substr_count($clean_total_flash_lv, '.swf"');
             //.swf" end quotes prevent insert swf through flvplayer (is not counted)
-            $total_mp3_lv			= $total_mp3_lv+substr_count($row['content'], ".mp3");
-            $total_flv_p_lv = $total_flv_p_lv+substr_count($row['content'], ".flv");
-            $total_flv_lv			= $total_flv_p_lv/5;
-            $total_youtube_lv		= $total_youtube_lv+substr_count($row['content'], "http://www.youtube.com");
-            $total_multimedia_lv	= $total_multimedia_lv+substr_count($row['content'], "video/x-msvideo");
-            $total_tables_lv		= $total_tables_lv+substr_count($row['content'], "<table");
+            $total_mp3_lv			= $total_mp3_lv + substr_count($row['content'], ".mp3");
+            $total_flv_p_lv = $total_flv_p_lv + substr_count($row['content'], ".flv");
+            $total_flv_lv			= $total_flv_p_lv / 5;
+            $total_youtube_lv = $total_youtube_lv + substr_count($row['content'], "http://www.youtube.com");
+            $total_multimedia_lv = $total_multimedia_lv + substr_count($row['content'], "video/x-msvideo");
+            $total_tables_lv = $total_tables_lv + substr_count($row['content'], "<table");
         }
 
         //Total pages edited at this time
-        $total_editing_now=0;
+        $total_editing_now = 0;
         $sql = 'SELECT *, COUNT(*) AS TOTAL_EDITING_NOW
                 FROM  '.$tbl_wiki.' s1
                 WHERE is_editing!=0 AND s1.c_id = '.$course_id.' AND
@@ -2847,66 +2847,66 @@ 
         )';
 
         // Can not use group by because the mark is set in the latest version
-        $allpages=Database::query($sql);
-        while ($row=Database::fetch_array($allpages)) {
-            $total_editing_now	= $row['TOTAL_EDITING_NOW'];
+        $allpages = Database::query($sql);
+        while ($row = Database::fetch_array($allpages)) {
+            $total_editing_now = $row['TOTAL_EDITING_NOW'];
         }
 
         // Total hidden pages
-        $total_hidden=0;
+        $total_hidden = 0;
         $sql = 'SELECT * FROM '.$tbl_wiki.'
                 WHERE  c_id = '.$course_id.' AND visibility=0 AND '.$groupfilter.$condition_session.'
                 GROUP BY reflink';
         // or group by page_id. As the mark of hidden places it in all versions of the page, I can use group by to see the first
-        $allpages=Database::query($sql);
-        while ($row=Database::fetch_array($allpages)) {
-            $total_hidden = $total_hidden+1;
+        $allpages = Database::query($sql);
+        while ($row = Database::fetch_array($allpages)) {
+            $total_hidden = $total_hidden + 1;
         }
 
         //Total protect pages
-        $total_protected=0;
+        $total_protected = 0;
         $sql = 'SELECT * FROM '.$tbl_wiki.'
                 WHERE  c_id = '.$course_id.' AND editlock=1 AND '.$groupfilter.$condition_session.'
                 GROUP BY reflink';
         // or group by page_id. As the mark of protected page is the first version of the page, I can use group by
 
-        $allpages=Database::query($sql);
-        while ($row=Database::fetch_array($allpages)) {
-            $total_protected = $total_protected+1;
+        $allpages = Database::query($sql);
+        while ($row = Database::fetch_array($allpages)) {
+            $total_protected = $total_protected + 1;
         }
 
         // Total empty versions.
-        $total_empty_content=0;
+        $total_empty_content = 0;
         $sql = 'SELECT * FROM '.$tbl_wiki.'
                 WHERE
                     c_id = '.$course_id.' AND
                     content="" AND
                     '.$groupfilter.$condition_session.'';
         $allpages = Database::query($sql);
-        while ($row=Database::fetch_array($allpages)) {
-            $total_empty_content	= $total_empty_content+1;
+        while ($row = Database::fetch_array($allpages)) {
+            $total_empty_content = $total_empty_content + 1;
         }
 
         //Total empty pages (last version)
 
-        $total_empty_content_lv=0;
+        $total_empty_content_lv = 0;
         $sql = 'SELECT  * FROM  '.$tbl_wiki.' s1
                 WHERE s1.c_id = '.$course_id.' AND content="" AND id=(
                 SELECT MAX(s2.id) FROM '.$tbl_wiki.' s2
                 WHERE s1.c_id = '.$course_id.' AND s1.reflink = s2.reflink AND '.$groupfilter.' AND session_id='.$session_id.')';
-        $allpages=Database::query($sql);
+        $allpages = Database::query($sql);
         while ($row = Database::fetch_array($allpages)) {
-            $total_empty_content_lv	= $total_empty_content_lv+1;
+            $total_empty_content_lv = $total_empty_content_lv + 1;
         }
 
         // Total locked discuss pages
-        $total_lock_disc=0;
+        $total_lock_disc = 0;
         $sql = 'SELECT * FROM '.$tbl_wiki.'
                 WHERE c_id = '.$course_id.' AND addlock_disc=0 AND '.$groupfilter.$condition_session.'
                 GROUP BY reflink';//group by because mark lock in all vers, then always is ok
-        $allpages=Database::query($sql);
+        $allpages = Database::query($sql);
         while ($row = Database::fetch_array($allpages)) {
-            $total_lock_disc	= $total_lock_disc+1;
+            $total_lock_disc = $total_lock_disc + 1;
         }
 
         // Total hidden discuss pages.
@@ -2917,7 +2917,7 @@ 
         //group by because mark lock in all vers, then always is ok
         $allpages = Database::query($sql);
         while ($row = Database::fetch_array($allpages)) {
-            $total_hidden_disc	= $total_hidden_disc+1;
+            $total_hidden_disc = $total_hidden_disc + 1;
         }
 
         //Total versions with any short comment by user or system
@@ -2925,44 +2925,44 @@ 
         $total_comment_version = 0;
         $sql = 'SELECT * FROM '.$tbl_wiki.'
                 WHERE c_id = '.$course_id.' AND comment!="" AND '.$groupfilter.$condition_session.'';
-        $allpages=Database::query($sql);
+        $allpages = Database::query($sql);
         while ($row = Database::fetch_array($allpages)) {
-            $total_comment_version	= $total_comment_version+1;
+            $total_comment_version = $total_comment_version + 1;
         }
 
         // Total pages that can only be scored by teachers.
 
-        $total_only_teachers_rating=0;
+        $total_only_teachers_rating = 0;
         $sql = 'SELECT * FROM '.$tbl_wiki.'
                 WHERE c_id = '.$course_id.' AND
                 ratinglock_disc = 0 AND
                 '.$groupfilter.$condition_session.'
                 GROUP BY reflink';//group by because mark lock in all vers, then always is ok
-        $allpages=Database::query($sql);
-        while ($row=Database::fetch_array($allpages)) {
-            $total_only_teachers_rating	= $total_only_teachers_rating+1;
+        $allpages = Database::query($sql);
+        while ($row = Database::fetch_array($allpages)) {
+            $total_only_teachers_rating = $total_only_teachers_rating + 1;
         }
 
         // Total pages scored by peers
         // put always this line alfter check num all pages and num pages rated by teachers
-        $total_rating_by_peers=$total_pages-$total_only_teachers_rating;
+        $total_rating_by_peers = $total_pages - $total_only_teachers_rating;
 
         //Total pages identified as standard task
 
-        $total_task=0;
-        $sql='SELECT * FROM '.$tbl_wiki.', '.$tbl_wiki_conf.'
+        $total_task = 0;
+        $sql = 'SELECT * FROM '.$tbl_wiki.', '.$tbl_wiki_conf.'
               WHERE '.$tbl_wiki_conf.'.c_id = '.$course_id.' AND
                '.$tbl_wiki_conf.'.task!="" AND
                '.$tbl_wiki_conf.'.page_id='.$tbl_wiki.'.page_id AND
                 '.$tbl_wiki.'.'.$groupfilter.$condition_session;
         $allpages = Database::query($sql);
-        while ($row=Database::fetch_array($allpages)) {
-            $total_task=$total_task+1;
+        while ($row = Database::fetch_array($allpages)) {
+            $total_task = $total_task + 1;
         }
 
         //Total pages identified as teacher page (wiki portfolio mode - individual assignment)
 
-        $total_teacher_assignment=0;
+        $total_teacher_assignment = 0;
         $sql = 'SELECT  * FROM  '.$tbl_wiki.' s1
                 WHERE s1.c_id = '.$course_id.' AND assignment=1 AND id=(
                     SELECT MAX(s2.id)
@@ -2972,20 +2972,20 @@ 
         //mark all versions, but do not use group by reflink because y want the pages not versions
         $allpages = Database::query($sql);
         while ($row = Database::fetch_array($allpages)) {
-            $total_teacher_assignment=$total_teacher_assignment+1;
+            $total_teacher_assignment = $total_teacher_assignment + 1;
         }
 
         //Total pages identifies as student page (wiki portfolio mode - individual assignment)
 
-        $total_student_assignment=0;
+        $total_student_assignment = 0;
         $sql = 'SELECT  * FROM  '.$tbl_wiki.' s1
                 WHERE s1.c_id = '.$course_id.' AND assignment=2 AND
                 id=(SELECT MAX(s2.id) FROM '.$tbl_wiki.' s2
                 WHERE s2.c_id = '.$course_id.' AND s1.reflink = s2.reflink AND '.$groupfilter.' AND session_id='.$session_id.')';
         //mark all versions, but do not use group by reflink because y want the pages not versions
-        $allpages=Database::query($sql);
-        while ($row=Database::fetch_array($allpages)) {
-            $total_student_assignment = $total_student_assignment+1;
+        $allpages = Database::query($sql);
+        while ($row = Database::fetch_array($allpages)) {
+            $total_student_assignment = $total_student_assignment + 1;
         }
 
         //Current Wiki status add new pages
@@ -2994,36 +2994,36 @@ 
                 GROUP BY addlock';//group by because mark 0 in all vers, then always is ok
         $allpages = Database::query($sql);
         $wiki_add_lock = null;
-        while ($row=Database::fetch_array($allpages)) {
-            $wiki_add_lock=$row['addlock'];
+        while ($row = Database::fetch_array($allpages)) {
+            $wiki_add_lock = $row['addlock'];
         }
 
-        if ($wiki_add_lock==1) {
-            $status_add_new_pag=get_lang('Yes');
+        if ($wiki_add_lock == 1) {
+            $status_add_new_pag = get_lang('Yes');
         } else {
-            $status_add_new_pag=get_lang('No');
+            $status_add_new_pag = get_lang('No');
         }
 
         //Creation date of the oldest wiki page and version
 
-        $first_wiki_date='0000-00-00 00:00:00';
+        $first_wiki_date = '0000-00-00 00:00:00';
         $sql = 'SELECT * FROM '.$tbl_wiki.'
                 WHERE c_id = '.$course_id.' AND '.$groupfilter.$condition_session.'
                 ORDER BY dtime ASC LIMIT 1';
-        $allpages=Database::query($sql);
-        while ($row=Database::fetch_array($allpages)) {
-            $first_wiki_date=$row['dtime'];
+        $allpages = Database::query($sql);
+        while ($row = Database::fetch_array($allpages)) {
+            $first_wiki_date = $row['dtime'];
         }
 
         // Date of publication of the latest wiki version.
 
-        $last_wiki_date='0000-00-00 00:00:00';
+        $last_wiki_date = '0000-00-00 00:00:00';
         $sql = 'SELECT * FROM '.$tbl_wiki.'
                 WHERE c_id = '.$course_id.' AND '.$groupfilter.$condition_session.'
                 ORDER BY dtime DESC LIMIT 1';
-        $allpages=Database::query($sql);
-        while ($row=Database::fetch_array($allpages)) {
-            $last_wiki_date=$row['dtime'];
+        $allpages = Database::query($sql);
+        while ($row = Database::fetch_array($allpages)) {
+            $last_wiki_date = $row['dtime'];
         }
 
         // Average score of all wiki pages. (If a page has not scored zero rated)
@@ -3035,18 +3035,18 @@ 
         // Do not use "count" because using "group by", would give a wrong value
         $allpages = Database::query($sql);
         $total_score = 0;
-        while ($row=Database::fetch_array($allpages)) {
-            $total_score = $total_score+$row['TOTAL_SCORE'];
+        while ($row = Database::fetch_array($allpages)) {
+            $total_score = $total_score + $row['TOTAL_SCORE'];
         }
 
         if (!empty($total_pages)) {
-            $media_score = $total_score/$total_pages;
+            $media_score = $total_score / $total_pages;
             //put always this line alfter check num all pages
         }
 
         // Average user progress in his pages.
 
-        $media_progress=0;
+        $media_progress = 0;
         $sql = 'SELECT  *, SUM(progress) AS TOTAL_PROGRESS
                 FROM  '.$tbl_wiki.' s1
                 WHERE s1.c_id = '.$course_id.' AND id=
@@ -3060,24 +3060,24 @@ 
         // As the value is only the latest version I can not use group by
         $allpages = Database::query($sql);
         while ($row = Database::fetch_array($allpages)) {
-            $total_progress	= $row['TOTAL_PROGRESS'];
+            $total_progress = $row['TOTAL_PROGRESS'];
         }
 
         if (!empty($total_pages)) {
-            $media_progress=$total_progress/$total_pages;
+            $media_progress = $total_progress / $total_pages;
             //put always this line alfter check num all pages
         }
 
         //Total users that have participated in the Wiki
 
-        $total_users=0;
+        $total_users = 0;
         $sql = 'SELECT * FROM '.$tbl_wiki.'
                 WHERE  c_id = '.$course_id.' AND '.$groupfilter.$condition_session.'
                 GROUP BY user_id';
         //as the mark of user it in all versions of the page, I can use group by to see the first
-        $allpages=Database::query($sql);
-        while ($row=Database::fetch_array($allpages)) {
-            $total_users = $total_users+1;
+        $allpages = Database::query($sql);
+        while ($row = Database::fetch_array($allpages)) {
+            $total_users = $total_users + 1;
         }
 
         // Total of different IP addresses that have participated in the wiki
@@ -3085,9 +3085,9 @@ 
         $sql = 'SELECT * FROM '.$tbl_wiki.'
               WHERE c_id = '.$course_id.' AND '.$groupfilter.$condition_session.'
               GROUP BY user_ip';
-        $allpages=Database::query($sql);
-        while ($row=Database::fetch_array($allpages)) {
-            $total_ip	= $total_ip+1;
+        $allpages = Database::query($sql);
+        while ($row = Database::fetch_array($allpages)) {
+            $total_ip = $total_ip + 1;
         }
 
         echo '<table class="data_table">';
@@ -3286,11 +3286,11 @@ 
                 } else {
                     $row[] = get_lang('Anonymous').' ('.$obj->user_ip.')';
                 }
-                $row[] ='<a href="'.api_get_self().'?cidReq='.$_course['code'].'&action=usercontrib&user_id='.urlencode($obj->user_id).'&session_id='.api_htmlentities($_GET['session_id']).'&group_id='.api_htmlentities($_GET['group_id']).'">'.$obj->NUM_EDIT.'</a>';
+                $row[] = '<a href="'.api_get_self().'?cidReq='.$_course['code'].'&action=usercontrib&user_id='.urlencode($obj->user_id).'&session_id='.api_htmlentities($_GET['session_id']).'&group_id='.api_htmlentities($_GET['group_id']).'">'.$obj->NUM_EDIT.'</a>';
                 $rows[] = $row;
             }
 
-            $table = new SortableTableFromArrayConfig($rows,1,10,'MostActiveUsersA_table','','','DESC');
+            $table = new SortableTableFromArrayConfig($rows, 1, 10, 'MostActiveUsersA_table', '', '', 'DESC');
             $table->set_additional_parameters(
                 array(
                     'cidReq' => Security::remove_XSS($_GET['cidReq']),
@@ -3299,8 +3299,8 @@ 
                     'group_id' => Security::remove_XSS($_GET['group_id'])
                 )
             );
-            $table->set_header(0,get_lang('Author'), true);
-            $table->set_header(1,get_lang('Contributions'), true,array ('style' => 'width:30px;'));
+            $table->set_header(0, get_lang('Author'), true);
+            $table->set_header(1, get_lang('Contributions'), true, array('style' => 'width:30px;'));
             $table->display();
         }
     }
@@ -3316,8 +3316,8 @@ 
         $groupfilter = $this->groupfilter;
         $tbl_wiki_discuss = $this->tbl_wiki_discuss;
 
-        if (api_get_session_id()!=0 &&
-            api_is_allowed_to_session_edit(false,true)==false
+        if (api_get_session_id() != 0 &&
+            api_is_allowed_to_session_edit(false, true) == false
         ) {
             api_not_allowed();
         }
@@ -3380,9 +3380,9 @@ 
         //mode assignment: previous to show  page type
         $icon_assignment = null;
         if ($row['assignment'] == 1) {
-            $icon_assignment = Display::return_icon('wiki_assignment.png', get_lang('AssignmentDescExtra'),'',ICON_SIZE_SMALL);
+            $icon_assignment = Display::return_icon('wiki_assignment.png', get_lang('AssignmentDescExtra'), '', ICON_SIZE_SMALL);
         } elseif ($row['assignment'] == 2) {
-            $icon_assignment = Display::return_icon('wiki_work.png', get_lang('AssignmentWorkExtra'),'',ICON_SIZE_SMALL);
+            $icon_assignment = Display::return_icon('wiki_work.png', get_lang('AssignmentWorkExtra'), '', ICON_SIZE_SMALL);
         }
 
         $countWPost = null;
@@ -3393,23 +3393,23 @@ 
             // Show discussion to students if isn't hidden.
             // Show page to all teachers if is hidden.
             // Mode assignments: If is hidden, show pages to student only if student is the author
-            if ($row['visibility_disc']==1 ||
-                api_is_allowed_to_edit(false,true) ||
+            if ($row['visibility_disc'] == 1 ||
+                api_is_allowed_to_edit(false, true) ||
                 api_is_platform_admin() ||
-                ($row['assignment']==2 && $row['visibility_disc']==0 && (api_get_user_id()==$row['user_id']))
+                ($row['assignment'] == 2 && $row['visibility_disc'] == 0 && (api_get_user_id() == $row['user_id']))
             ) {
                 echo '<div id="wikititle">';
 
                 // discussion action: protecting (locking) the discussion
                 $addlock_disc = null;
                 $lock_unlock_disc = null;
-                if (api_is_allowed_to_edit(false,true) || api_is_platform_admin()) {
+                if (api_is_allowed_to_edit(false, true) || api_is_platform_admin()) {
                     if (self::check_addlock_discuss() == 1) {
-                        $addlock_disc = Display::return_icon('unlock.png', get_lang('UnlockDiscussExtra'),'',ICON_SIZE_SMALL);
-                        $lock_unlock_disc ='unlockdisc';
+                        $addlock_disc = Display::return_icon('unlock.png', get_lang('UnlockDiscussExtra'), '', ICON_SIZE_SMALL);
+                        $lock_unlock_disc = 'unlockdisc';
                     } else {
-                        $addlock_disc = Display::return_icon('lock.png', get_lang('LockDiscussExtra'),'',ICON_SIZE_SMALL);
-                        $lock_unlock_disc ='lockdisc';
+                        $addlock_disc = Display::return_icon('lock.png', get_lang('LockDiscussExtra'), '', ICON_SIZE_SMALL);
+                        $lock_unlock_disc = 'lockdisc';
                     }
                 }
                 echo '<span style="float:right">';
@@ -3419,13 +3419,13 @@ 
                 // discussion action: visibility.  Show discussion to students if isn't hidden. Show page to all teachers if is hidden.
                 $visibility_disc = null;
                 $hide_show_disc = null;
-                if (api_is_allowed_to_edit(false,true) || api_is_platform_admin()) {
-                    if (self::check_visibility_discuss()==1) {
+                if (api_is_allowed_to_edit(false, true) || api_is_platform_admin()) {
+                    if (self::check_visibility_discuss() == 1) {
                         /// TODO: 	Fix Mode assignments: If is hidden, show discussion to student only if student is the author
-                        $visibility_disc = Display::return_icon('visible.png', get_lang('ShowDiscussExtra'),'',ICON_SIZE_SMALL);
+                        $visibility_disc = Display::return_icon('visible.png', get_lang('ShowDiscussExtra'), '', ICON_SIZE_SMALL);
                         $hide_show_disc = 'hidedisc';
                     } else {
-                        $visibility_disc = Display::return_icon('invisible.png', get_lang('HideDiscussExtra'),'',ICON_SIZE_SMALL);
+                        $visibility_disc = Display::return_icon('invisible.png', get_lang('HideDiscussExtra'), '', ICON_SIZE_SMALL);
                         $hide_show_disc = 'showdisc';
                     }
                 }
@@ -3436,12 +3436,12 @@ 
                 //discussion action: check add rating lock. Show/Hide list to rating for all student
                 $lock_unlock_rating_disc = null;
                 $ratinglock_disc = null;
-                if (api_is_allowed_to_edit(false,true) || api_is_platform_admin()) {
+                if (api_is_allowed_to_edit(false, true) || api_is_platform_admin()) {
                     if (self::check_ratinglock_discuss() == 1) {
-                        $ratinglock_disc = Display::return_icon('star.png', get_lang('UnlockRatingDiscussExtra'),'',ICON_SIZE_SMALL);
+                        $ratinglock_disc = Display::return_icon('star.png', get_lang('UnlockRatingDiscussExtra'), '', ICON_SIZE_SMALL);
                         $lock_unlock_rating_disc = 'unlockrating';
                     } else {
-                        $ratinglock_disc = Display::return_icon('star_na.png', get_lang('LockRatingDiscussExtra'),'',ICON_SIZE_SMALL);
+                        $ratinglock_disc = Display::return_icon('star_na.png', get_lang('LockRatingDiscussExtra'), '', ICON_SIZE_SMALL);
                         $lock_unlock_rating_disc = 'lockrating';
                     }
                 }
@@ -3452,11 +3452,11 @@ 
 
                 //discussion action: email notification
                 if (self::check_notify_discuss($page) == 1) {
-                    $notify_disc= Display::return_icon('messagebox_info.png', get_lang('NotifyDiscussByEmail'),'',ICON_SIZE_SMALL);
-                    $lock_unlock_notify_disc='unlocknotifydisc';
+                    $notify_disc = Display::return_icon('messagebox_info.png', get_lang('NotifyDiscussByEmail'), '', ICON_SIZE_SMALL);
+                    $lock_unlock_notify_disc = 'unlocknotifydisc';
                 } else {
-                    $notify_disc= Display::return_icon('mail.png', get_lang('CancelNotifyDiscussByEmail'),'',ICON_SIZE_SMALL);
-                    $lock_unlock_notify_disc='locknotifydisc';
+                    $notify_disc = Display::return_icon('mail.png', get_lang('CancelNotifyDiscussByEmail'), '', ICON_SIZE_SMALL);
+                    $lock_unlock_notify_disc = 'locknotifydisc';
                 }
                 echo '<span style="float:right">';
                 echo '<a href="index.php?action=discuss&amp;actionpage='.$lock_unlock_notify_disc.'&amp;title='.api_htmlentities(urlencode($page)).'">'.$notify_disc.'</a>';
@@ -3468,22 +3468,22 @@ 
 
                 echo '</div>';
 
-                if ($row['addlock_disc']==1 || api_is_allowed_to_edit(false,true) || api_is_platform_admin()) {
+                if ($row['addlock_disc'] == 1 || api_is_allowed_to_edit(false, true) || api_is_platform_admin()) {
                     //show comments but students can't add theirs
                     ?>
                     <form name="form1" method="post" action="">
                         <table>
                             <tr>
-                                <td valign="top" ><?php echo get_lang('Comments');?>:</td>
-                                <?php  echo '<input type="hidden" name="wpost_id" value="'.md5(uniqid(rand(), true)).'">';//prevent double post ?>
+                                <td valign="top" ><?php echo get_lang('Comments'); ?>:</td>
+                                <?php  echo '<input type="hidden" name="wpost_id" value="'.md5(uniqid(rand(), true)).'">'; //prevent double post ?>
                                 <td><textarea name="comment" cols="80" rows="5" id="comment"></textarea></td>
                             </tr>
                             <tr>
                                 <?php
                                 //check if rating is allowed
-                                if ($row['ratinglock_disc']==1 || api_is_allowed_to_edit(false,true) || api_is_platform_admin()) {
+                                if ($row['ratinglock_disc'] == 1 || api_is_allowed_to_edit(false, true) || api_is_platform_admin()) {
                                     ?>
-                                    <td><?php echo get_lang('Rating');?>: </td>
+                                    <td><?php echo get_lang('Rating'); ?>: </td>
                                     <td valign="top"><select name="rating" id="rating">
                                             <option value="-" selected>-</option>
                                             <option value="0">0</option>
@@ -3500,7 +3500,7 @@ 
                                         </select></td>
                                 <?php
                                 } else {
-                                    echo '<input type=hidden name="rating" value="-">';// must pass a default value to avoid rate automatically
+                                    echo '<input type=hidden name="rating" value="-">'; // must pass a default value to avoid rate automatically
                                 }
                                 ?>
                             </tr>
@@ -3540,12 +3540,12 @@ 
                 $sql = "SELECT * FROM $tbl_wiki_discuss
                         WHERE c_id = $course_id AND publication_id='".$id."' AND NOT p_score='-'";
                 $result3 = Database::query($sql);
-                $countWPost_score= Database::num_rows($result3);
+                $countWPost_score = Database::num_rows($result3);
 
-                echo ' - '.get_lang('NumCommentsScore').': '.$countWPost_score;//
+                echo ' - '.get_lang('NumCommentsScore').': '.$countWPost_score; //
 
-                if ($countWPost_score!=0) {
-                    $avg_WPost_score = round($row2['sumWPost'] / $countWPost_score,2).' / 10';
+                if ($countWPost_score != 0) {
+                    $avg_WPost_score = round($row2['sumWPost'] / $countWPost_score, 2).' / 10';
                 } else {
                     $avg_WPost_score = $countWPost_score;
                 }
@@ -3563,16 +3563,16 @@ 
 
                 echo '<hr noshade size="1">';
 
-                while ($row=Database::fetch_array($result)) {
+                while ($row = Database::fetch_array($result)) {
                     $userinfo = api_get_user_info($row['userc_id']);
-                    if (($userinfo['status'])=="5") {
-                        $author_status=get_lang('Student');
+                    if (($userinfo['status']) == "5") {
+                        $author_status = get_lang('Student');
                     } else {
-                        $author_status=get_lang('Teacher');
+                        $author_status = get_lang('Teacher');
                     }
 
                     $name = $userinfo['complete_name'];
-                    $author_photo= '<img src="'.$userinfo['avatar'].'" alt="'.api_htmlentities($name).'"  width="40" height="50" align="top"  title="'.api_htmlentities($name).'"  />';
+                    $author_photo = '<img src="'.$userinfo['avatar'].'" alt="'.api_htmlentities($name).'"  width="40" height="50" align="top"  title="'.api_htmlentities($name).'"  />';
 
                     //stars
                     $p_score = $row['p_score'];
@@ -3651,7 +3651,7 @@ 
         }
         echo '</div>';
 
-        if (api_is_allowed_to_edit(false,true) || api_is_platform_admin()) { //only by professors if page is hidden
+        if (api_is_allowed_to_edit(false, true) || api_is_platform_admin()) { //only by professors if page is hidden
             $sql = 'SELECT  *
                     FROM  '.$tbl_wiki.' s1
         		    WHERE s1.c_id = '.$course_id.' AND id=(
@@ -3677,26 +3677,26 @@ 
                 $username = api_htmlentities(sprintf(get_lang('LoginX'), $userinfo['username']), ENT_QUOTES);
 
                 //get type assignment icon
-                if ($obj->assignment==1) {
-                    $ShowAssignment=Display::return_icon('wiki_assignment.png', get_lang('AssignmentDesc'),'',ICON_SIZE_SMALL);
-                } elseif ($obj->assignment==2) {
-                    $ShowAssignment=Display::return_icon('wiki_work.png', get_lang('AssignmentWork'),'',ICON_SIZE_SMALL);
-                } elseif ($obj->assignment==0) {
+                if ($obj->assignment == 1) {
+                    $ShowAssignment = Display::return_icon('wiki_assignment.png', get_lang('AssignmentDesc'), '', ICON_SIZE_SMALL);
+                } elseif ($obj->assignment == 2) {
+                    $ShowAssignment = Display::return_icon('wiki_work.png', get_lang('AssignmentWork'), '', ICON_SIZE_SMALL);
+                } elseif ($obj->assignment == 0) {
                     $ShowAssignment = Display::return_icon('px_transparent.gif');
                 }
 
                 //get icon task
                 if (!empty($obj->task)) {
-                    $icon_task=Display::return_icon('wiki_task.png', get_lang('StandardTask'),'',ICON_SIZE_SMALL);
+                    $icon_task = Display::return_icon('wiki_task.png', get_lang('StandardTask'), '', ICON_SIZE_SMALL);
                 } else {
-                    $icon_task= Display::return_icon('px_transparent.gif');
+                    $icon_task = Display::return_icon('px_transparent.gif');
                 }
 
                 $row = array();
                 $row[] = $ShowAssignment.$icon_task;
                 $row[] = '<a href="'.api_get_self().'?cidReq='.$_course['code'].'&action=showpage&title='.api_htmlentities(urlencode($obj->reflink)).'&session_id='.api_htmlentities($_GET['session_id']).'&group_id='.api_htmlentities($_GET['group_id']).'">
                 '.api_htmlentities($obj->title).'</a>';
-                if ($obj->user_id <>0) {
+                if ($obj->user_id <> 0) {
                     $row[] = UserManager::getUserProfileLink($userinfo);
                 }
                 else {
@@ -3704,29 +3704,29 @@ 
                 }
                 $row[] = api_get_local_time($obj->dtime, null, date_default_timezone_get());
                 $showdelete = '';
-                if (api_is_allowed_to_edit(false,true)|| api_is_platform_admin()) {
-                    $showdelete =' <a href="'.api_get_self().'?cidReq='.$_course['code'].'&action=delete&title='.api_htmlentities(urlencode($obj->reflink)).'&session_id='.api_htmlentities($_GET['session_id']).'&group_id='.api_htmlentities($_GET['group_id']).'">'.
-                        Display::return_icon('delete.png', get_lang('Delete'),'',ICON_SIZE_SMALL);
+                if (api_is_allowed_to_edit(false, true) || api_is_platform_admin()) {
+                    $showdelete = ' <a href="'.api_get_self().'?cidReq='.$_course['code'].'&action=delete&title='.api_htmlentities(urlencode($obj->reflink)).'&session_id='.api_htmlentities($_GET['session_id']).'&group_id='.api_htmlentities($_GET['group_id']).'">'.
+                        Display::return_icon('delete.png', get_lang('Delete'), '', ICON_SIZE_SMALL);
                 }
-                if (api_is_allowed_to_session_edit(false,true) ) {
+                if (api_is_allowed_to_session_edit(false, true)) {
                     $row[] = '<a href="'.api_get_self().'?cidReq='.$_course['code'].'&action=edit&title='.api_htmlentities(urlencode($obj->reflink)).'&session_id='.api_htmlentities($_GET['session_id']).'&group_id='.api_htmlentities($_GET['group_id']).'">'.
-                        Display::return_icon('edit.png', get_lang('EditPage'),'',ICON_SIZE_SMALL).'</a> <a href="'.api_get_self().'?cidReq='.$_course['code'].'&action=discuss&title='.api_htmlentities(urlencode($obj->reflink)).'&group_id='.api_htmlentities($_GET['group_id']).'">'.
-                        Display::return_icon('discuss.png', get_lang('Discuss'),'',ICON_SIZE_SMALL).'</a> <a href="'.api_get_self().'?cidReq='.$_course['code'].'&action=history&title='.api_htmlentities(urlencode($obj->reflink)).'&session_id='.api_htmlentities($_GET['session_id']).'&group_id='.api_htmlentities($_GET['group_id']).'">'.
-                        Display::return_icon('history.png', get_lang('History'),'',ICON_SIZE_SMALL).'</a>
+                        Display::return_icon('edit.png', get_lang('EditPage'), '', ICON_SIZE_SMALL).'</a> <a href="'.api_get_self().'?cidReq='.$_course['code'].'&action=discuss&title='.api_htmlentities(urlencode($obj->reflink)).'&group_id='.api_htmlentities($_GET['group_id']).'">'.
+                        Display::return_icon('discuss.png', get_lang('Discuss'), '', ICON_SIZE_SMALL).'</a> <a href="'.api_get_self().'?cidReq='.$_course['code'].'&action=history&title='.api_htmlentities(urlencode($obj->reflink)).'&session_id='.api_htmlentities($_GET['session_id']).'&group_id='.api_htmlentities($_GET['group_id']).'">'.
+                        Display::return_icon('history.png', get_lang('History'), '', ICON_SIZE_SMALL).'</a>
                         <a href="'.api_get_self().'?cidReq='.$_course['code'].'&action=links&title='.api_htmlentities(urlencode($obj->reflink)).'&session_id='.api_htmlentities($_GET['session_id']).'&group_id='.api_htmlentities($_GET['group_id']).'">'.
-                        Display::return_icon('what_link_here.png', get_lang('LinksPages'),'',ICON_SIZE_SMALL).'</a>'.$showdelete;
+                        Display::return_icon('what_link_here.png', get_lang('LinksPages'), '', ICON_SIZE_SMALL).'</a>'.$showdelete;
                 }
                 $rows[] = $row;
             }
 
-            $table = new SortableTableFromArrayConfig($rows,1,10,'AllPages_table','','','ASC');
-            $table->set_additional_parameters(array('cidReq' =>Security::remove_XSS($_GET['cidReq']),'action'=>Security::remove_XSS($action),'group_id'=>Security::remove_XSS($_GET['group_id'])));
-            $table->set_header(0,get_lang('Type'), true, array ('style' => 'width:30px;'));
-            $table->set_header(1,get_lang('Title'), true);
-            $table->set_header(2,get_lang('Author').' ('.get_lang('LastVersion').')', true);
-            $table->set_header(3,get_lang('Date').' ('.get_lang('LastVersion').')', true);
-            if (api_is_allowed_to_session_edit(false,true) ) {
-                $table->set_header(4,get_lang('Actions'), true, array ('style' => 'width:130px;'));
+            $table = new SortableTableFromArrayConfig($rows, 1, 10, 'AllPages_table', '', '', 'ASC');
+            $table->set_additional_parameters(array('cidReq' =>Security::remove_XSS($_GET['cidReq']), 'action'=>Security::remove_XSS($action), 'group_id'=>Security::remove_XSS($_GET['group_id'])));
+            $table->set_header(0, get_lang('Type'), true, array('style' => 'width:30px;'));
+            $table->set_header(1, get_lang('Title'), true);
+            $table->set_header(2, get_lang('Author').' ('.get_lang('LastVersion').')', true);
+            $table->set_header(3, get_lang('Date').' ('.get_lang('LastVersion').')', true);
+            if (api_is_allowed_to_session_edit(false, true)) {
+                $table->set_header(4, get_lang('Actions'), true, array('style' => 'width:130px;'));
             }
             $table->display();
         }
@@ -3746,13 +3746,13 @@ 
         $groupfilter = $this->groupfilter;
         $tbl_wiki_conf = $this->tbl_wiki_conf;
 
-        if (api_is_allowed_to_session_edit(false,true) ) {
-            if (self::check_notify_all()==1) {
-                $notify_all= Display::return_icon('messagebox_info.png', get_lang('NotifyByEmail'),'',ICON_SIZE_SMALL).' '.get_lang('NotNotifyChanges');
-                $lock_unlock_notify_all='unlocknotifyall';
+        if (api_is_allowed_to_session_edit(false, true)) {
+            if (self::check_notify_all() == 1) {
+                $notify_all = Display::return_icon('messagebox_info.png', get_lang('NotifyByEmail'), '', ICON_SIZE_SMALL).' '.get_lang('NotNotifyChanges');
+                $lock_unlock_notify_all = 'unlocknotifyall';
             } else {
-                $notify_all=Display::return_icon('mail.png', get_lang('CancelNotifyByEmail'),'',ICON_SIZE_SMALL).' '.get_lang('NotifyChanges');
-                $lock_unlock_notify_all='locknotifyall';
+                $notify_all = Display::return_icon('mail.png', get_lang('CancelNotifyByEmail'), '', ICON_SIZE_SMALL).' '.get_lang('NotifyChanges');
+                $lock_unlock_notify_all = 'locknotifyall';
             }
         }
 
@@ -3760,7 +3760,7 @@ 
         echo '<a href="index.php?action=recentchanges&amp;actionpage='.$lock_unlock_notify_all.'&amp;title='.api_htmlentities(urlencode($page)).'">'.$notify_all.'</a>';
         echo '</span>'.get_lang('RecentChanges').'</div>';
 
-        if (api_is_allowed_to_edit(false,true) || api_is_platform_admin()) { //only by professors if page is hidden
+        if (api_is_allowed_to_edit(false, true) || api_is_platform_admin()) { //only by professors if page is hidden
             $sql = 'SELECT * FROM '.$tbl_wiki.', '.$tbl_wiki_conf.'
         		WHERE 	'.$tbl_wiki_conf.'.c_id= '.$course_id.' AND
         				'.$tbl_wiki.'.c_id= '.$course_id.' AND
@@ -3788,19 +3788,19 @@ 
                 $userinfo = api_get_user_info($obj->user_id);
 
                 //get type assignment icon
-                if ($obj->assignment==1) {
-                    $ShowAssignment=Display::return_icon('wiki_assignment.png', get_lang('AssignmentDesc'),'',ICON_SIZE_SMALL);
-                } elseif ($obj->assignment==2) {
-                    $ShowAssignment=Display::return_icon('wiki_work.png', get_lang('AssignmentWork'),'',ICON_SIZE_SMALL);
-                } elseif ($obj->assignment==0) {
-                    $ShowAssignment=Display::return_icon('px_transparent.gif');
+                if ($obj->assignment == 1) {
+                    $ShowAssignment = Display::return_icon('wiki_assignment.png', get_lang('AssignmentDesc'), '', ICON_SIZE_SMALL);
+                } elseif ($obj->assignment == 2) {
+                    $ShowAssignment = Display::return_icon('wiki_work.png', get_lang('AssignmentWork'), '', ICON_SIZE_SMALL);
+                } elseif ($obj->assignment == 0) {
+                    $ShowAssignment = Display::return_icon('px_transparent.gif');
                 }
 
                 // Get icon task
                 if (!empty($obj->task)) {
-                    $icon_task=Display::return_icon('wiki_task.png', get_lang('StandardTask'),'',ICON_SIZE_SMALL);
+                    $icon_task = Display::return_icon('wiki_task.png', get_lang('StandardTask'), '', ICON_SIZE_SMALL);
                 } else {
-                    $icon_task=Display::return_icon('px_transparent.gif');
+                    $icon_task = Display::return_icon('px_transparent.gif');
                 }
 
                 $row = array();
@@ -3808,8 +3808,8 @@ 
                 $row[] = $ShowAssignment.$icon_task;
                 $row[] = '<a href="'.api_get_self().'?'.api_get_cidreq().'&action=showpage&title='.api_htmlentities(urlencode($obj->reflink)).'&amp;view='.$obj->id.'&session_id='.api_get_session_id().'&group_id='.api_get_group_id().'">'.
                     api_htmlentities($obj->title).'</a>';
-                $row[] = $obj->version>1 ? get_lang('EditedBy') : get_lang('AddedBy');
-                if ($obj->user_id <> 0 ) {
+                $row[] = $obj->version > 1 ? get_lang('EditedBy') : get_lang('AddedBy');
+                if ($obj->user_id <> 0) {
                     $row[] = UserManager::getUserProfileLink($userinfo);
                 } else {
                     $row[] = get_lang('Anonymous').' ('.api_htmlentities($obj->user_ip).')';
@@ -3817,7 +3817,7 @@ 
                 $rows[] = $row;
             }
 
-            $table = new SortableTableFromArrayConfig($rows,0,10,'RecentPages_table','','','DESC');
+            $table = new SortableTableFromArrayConfig($rows, 0, 10, 'RecentPages_table', '', '', 'DESC');
             $table->set_additional_parameters(
                 array(
                     'cidReq' =>api_get_course_id(),
@@ -3826,11 +3826,11 @@ 
                     'group_id' => api_get_group_id()
                 )
             );
-            $table->set_header(0,get_lang('Date'), true, array ('style' => 'width:200px;'));
-            $table->set_header(1,get_lang('Type'), true, array ('style' => 'width:30px;'));
-            $table->set_header(2,get_lang('Title'), true);
-            $table->set_header(3,get_lang('Actions'), true, array ('style' => 'width:80px;'));
-            $table->set_header(4,get_lang('Author'), true);
+            $table->set_header(0, get_lang('Date'), true, array('style' => 'width:200px;'));
+            $table->set_header(1, get_lang('Type'), true, array('style' => 'width:30px;'));
+            $table->set_header(2, get_lang('Title'), true);
+            $table->set_header(3, get_lang('Actions'), true, array('style' => 'width:80px;'));
+            $table->set_header(4, get_lang('Author'), true);
             $table->display();
         }
     }
@@ -3862,17 +3862,17 @@ 
 
             //get type assignment icon
             $ShowAssignment = '';
-            if ($row['assignment']==1) {
-                $ShowAssignment=Display::return_icon('wiki_assignment.png', get_lang('AssignmentDesc'),'',ICON_SIZE_SMALL);
-            } elseif ($row['assignment']==2) {
-                $ShowAssignment=Display::return_icon('wiki_work.png', get_lang('AssignmentWork'),'',ICON_SIZE_SMALL);
-            } elseif ($row['assignment']==0) {
-                $ShowAssignment=Display::return_icon('px_transparent.gif');
+            if ($row['assignment'] == 1) {
+                $ShowAssignment = Display::return_icon('wiki_assignment.png', get_lang('AssignmentDesc'), '', ICON_SIZE_SMALL);
+            } elseif ($row['assignment'] == 2) {
+                $ShowAssignment = Display::return_icon('wiki_work.png', get_lang('AssignmentWork'), '', ICON_SIZE_SMALL);
+            } elseif ($row['assignment'] == 0) {
+                $ShowAssignment = Display::return_icon('px_transparent.gif');
             }
 
             //fix Title to reflink (link Main Page)
-            if ($page==get_lang('DefaultTitle')) {
-                $page='index';
+            if ($page == get_lang('DefaultTitle')) {
+                $page = 'index';
             }
 
             echo '<div id="wikititle">';
@@ -3883,11 +3883,11 @@ 
             //fix index to title Main page into linksto
 
             if ($page == 'index') {
-                $page = str_replace(' ','_',get_lang('DefaultTitle'));
+                $page = str_replace(' ', '_', get_lang('DefaultTitle'));
             }
 
             //table
-            if (api_is_allowed_to_edit(false,true) || api_is_platform_admin()) {
+            if (api_is_allowed_to_edit(false, true) || api_is_platform_admin()) {
                 //only by professors if page is hidden
                 $sql = "SELECT * FROM ".$tbl_wiki." s1
                         WHERE s1.c_id = $course_id AND linksto LIKE '%".Database::escape_string($page)."%' AND id=(
@@ -3914,25 +3914,25 @@ 
                     //get time
                     $year 	 = substr($obj->dtime, 0, 4);
                     $month	 = substr($obj->dtime, 5, 2);
-                    $day 	 = substr($obj->dtime, 8, 2);
-                    $hours   = substr($obj->dtime, 11,2);
-                    $minutes = substr($obj->dtime, 14,2);
-                    $seconds = substr($obj->dtime, 17,2);
+                    $day = substr($obj->dtime, 8, 2);
+                    $hours   = substr($obj->dtime, 11, 2);
+                    $minutes = substr($obj->dtime, 14, 2);
+                    $seconds = substr($obj->dtime, 17, 2);
 
                     //get type assignment icon
-                    if ($obj->assignment==1) {
-                        $ShowAssignment=Display::return_icon('wiki_assignment.png', get_lang('AssignmentDesc'),'',ICON_SIZE_SMALL);
-                    } elseif ($obj->assignment==2) {
-                        $ShowAssignment=Display::return_icon('wiki_work.png', get_lang('AssignmentWork'),'',ICON_SIZE_SMALL);
-                    } elseif ($obj->assignment==0) {
-                        $ShowAssignment=Display::return_icon('px_transparent.gif');
+                    if ($obj->assignment == 1) {
+                        $ShowAssignment = Display::return_icon('wiki_assignment.png', get_lang('AssignmentDesc'), '', ICON_SIZE_SMALL);
+                    } elseif ($obj->assignment == 2) {
+                        $ShowAssignment = Display::return_icon('wiki_work.png', get_lang('AssignmentWork'), '', ICON_SIZE_SMALL);
+                    } elseif ($obj->assignment == 0) {
+                        $ShowAssignment = Display::return_icon('px_transparent.gif');
                     }
 
                     $row = array();
-                    $row[] =$ShowAssignment;
+                    $row[] = $ShowAssignment;
                     $row[] = '<a href="'.api_get_self().'?cidReq='.$_course['code'].'&action=showpage&title='.api_htmlentities(urlencode($obj->reflink)).'&session_id='.api_htmlentities($_GET['session_id']).'&group_id='.api_htmlentities($_GET['group_id']).'">'.
                         api_htmlentities($obj->title).'</a>';
-                    if ($obj->user_id <>0) {
+                    if ($obj->user_id <> 0) {
                         $row[] = UserManager::getUserProfileLink($userinfo);
                     }
                     else {
@@ -4041,7 +4041,7 @@ 
             '&session_id='.$this->session_id.'&group_id='.$this->group_id.'">
             </a></div>';
 
-        if (api_is_allowed_to_edit(false,true) || api_is_platform_admin()) {
+        if (api_is_allowed_to_edit(false, true) || api_is_platform_admin()) {
             //only by professors if page is hidden
             $sql = 'SELECT * FROM '.$tbl_wiki.'
                     WHERE
@@ -4066,19 +4066,19 @@ 
                 // Get time
                 $year 	 = substr($obj->dtime, 0, 4);
                 $month	 = substr($obj->dtime, 5, 2);
-                $day 	 = substr($obj->dtime, 8, 2);
-                $hours   = substr($obj->dtime, 11,2);
-                $minutes = substr($obj->dtime, 14,2);
-                $seconds = substr($obj->dtime, 17,2);
+                $day = substr($obj->dtime, 8, 2);
+                $hours   = substr($obj->dtime, 11, 2);
+                $minutes = substr($obj->dtime, 14, 2);
+                $seconds = substr($obj->dtime, 17, 2);
 
                 //get type assignment icon
                 $ShowAssignment = '';
-                if ($obj->assignment==1) {
-                    $ShowAssignment=Display::return_icon('wiki_assignment.png', get_lang('AssignmentDescExtra'),'',ICON_SIZE_SMALL);
-                } elseif ($obj->assignment==2) {
-                    $ShowAssignment=Display::return_icon('wiki_work.png', get_lang('AssignmentWork'),'',ICON_SIZE_SMALL);
-                } elseif ($obj->assignment==0) {
-                    $ShowAssignment= Display::return_icon('px_transparent.gif');
+                if ($obj->assignment == 1) {
+                    $ShowAssignment = Display::return_icon('wiki_assignment.png', get_lang('AssignmentDescExtra'), '', ICON_SIZE_SMALL);
+                } elseif ($obj->assignment == 2) {
+                    $ShowAssignment = Display::return_icon('wiki_work.png', get_lang('AssignmentWork'), '', ICON_SIZE_SMALL);
+                } elseif ($obj->assignment == 0) {
+                    $ShowAssignment = Display::return_icon('px_transparent.gif');
                 }
 
                 $row = array();
@@ -4094,7 +4094,7 @@ 
 
             }
 
-            $table = new SortableTableFromArrayConfig($rows,2,10,'UsersContributions_table','','','ASC');
+            $table = new SortableTableFromArrayConfig($rows, 2, 10, 'UsersContributions_table', '', '', 'ASC');
             $table->set_additional_parameters(
                 array(
                     'cidReq' => Security::remove_XSS($_GET['cidReq']),
@@ -4104,13 +4104,13 @@ 
                     'group_id' => intval($_GET['group_id']),
                 )
             );
-            $table->set_header(0,get_lang('Date'), true, array ('style' => 'width:200px;'));
-            $table->set_header(1,get_lang('Type'), true, array ('style' => 'width:30px;'));
-            $table->set_header(2,get_lang('Title'), true, array ('style' => 'width:200px;'));
-            $table->set_header(3,get_lang('Version'), true, array ('style' => 'width:30px;'));
-            $table->set_header(4,get_lang('Comment'), true, array ('style' => 'width:200px;'));
-            $table->set_header(5,get_lang('Progress'), true, array ('style' => 'width:30px;'));
-            $table->set_header(6,get_lang('Rating'), true, array ('style' => 'width:30px;'));
+            $table->set_header(0, get_lang('Date'), true, array('style' => 'width:200px;'));
+            $table->set_header(1, get_lang('Type'), true, array('style' => 'width:30px;'));
+            $table->set_header(2, get_lang('Title'), true, array('style' => 'width:200px;'));
+            $table->set_header(3, get_lang('Version'), true, array('style' => 'width:30px;'));
+            $table->set_header(4, get_lang('Comment'), true, array('style' => 'width:200px;'));
+            $table->set_header(5, get_lang('Progress'), true, array('style' => 'width:30px;'));
+            $table->set_header(6, get_lang('Rating'), true, array('style' => 'width:30px;'));
             $table->display();
         }
     }
@@ -4128,7 +4128,7 @@ 
 
         echo '<div class="actions">'.get_lang('MostChangedPages').'</div>';
 
-        if (api_is_allowed_to_edit(false,true) || api_is_platform_admin()) { //only by professors if page is hidden
+        if (api_is_allowed_to_edit(false, true) || api_is_platform_admin()) { //only by professors if page is hidden
             $sql = 'SELECT *, MAX(version) AS MAX FROM '.$tbl_wiki.'
                     WHERE c_id = '.$course_id.' AND '.$groupfilter.$condition_session.'
                     GROUP BY reflink';//TODO:check MAX and group by return last version
@@ -4146,12 +4146,12 @@ 
             while ($obj = Database::fetch_object($allpages)) {
                 //get type assignment icon
                 $ShowAssignment = '';
-                if ($obj->assignment==1) {
-                    $ShowAssignment=Display::return_icon('wiki_assignment.png', get_lang('AssignmentDesc'),'',ICON_SIZE_SMALL);
-                } elseif ($obj->assignment==2) {
-                    $ShowAssignment=Display::return_icon('wiki_work.png', get_lang('AssignmentWork'),'',ICON_SIZE_SMALL);
-                } elseif ($obj->assignment==0) {
-                    $ShowAssignment= Display::return_icon('px_transparent.gif');
+                if ($obj->assignment == 1) {
+                    $ShowAssignment = Display::return_icon('wiki_assignment.png', get_lang('AssignmentDesc'), '', ICON_SIZE_SMALL);
+                } elseif ($obj->assignment == 2) {
+                    $ShowAssignment = Display::return_icon('wiki_work.png', get_lang('AssignmentWork'), '', ICON_SIZE_SMALL);
+                } elseif ($obj->assignment == 0) {
+                    $ShowAssignment = Display::return_icon('px_transparent.gif');
                 }
 
                 $row = array();
@@ -4179,9 +4179,9 @@ 
                     'group_id' => intval($_GET['group_id']),
                 )
             );
-            $table->set_header(0,get_lang('Type'), true, array ('style' => 'width:30px;'));
-            $table->set_header(1,get_lang('Title'), true);
-            $table->set_header(2,get_lang('Changes'), true);
+            $table->set_header(0, get_lang('Type'), true, array('style' => 'width:30px;'));
+            $table->set_header(1, get_lang('Title'), true);
+            $table->set_header(2, get_lang('Changes'), true);
             $table->display();
         }
     }
@@ -4206,7 +4206,7 @@ 
         /* Only teachers and platform admin can edit the index page.
         Only teachers and platform admin can edit an assignment teacher*/
         if (($current_row['reflink'] == 'index' || $current_row['reflink'] == '' || $current_row['assignment'] == 1) &&
-            (!api_is_allowed_to_edit(false,true) && $this->group_id == 0)
+            (!api_is_allowed_to_edit(false, true) && $this->group_id == 0)
         ) {
             self::setMessage(
                 Display::display_normal_message(get_lang('OnlyEditPagesCourseManager'), false, true)
@@ -4216,7 +4216,7 @@ 
             // check if is a wiki group
             if ($current_row['group_id'] != 0) {
                 //Only teacher, platform admin and group members can edit a wiki group
-                if (api_is_allowed_to_edit(false,true) ||
+                if (api_is_allowed_to_edit(false, true) ||
                     api_is_platform_admin() ||
                     GroupManager :: is_user_in_group($userId, $this->group_id)
                 ) {
@@ -4234,9 +4234,9 @@ 
             //$icon_assignment = null;
             if ($current_row['assignment'] == 1) {
                 self::setMessage(Display::display_normal_message(get_lang('EditAssignmentWarning'), false, true));
-            } elseif($current_row['assignment']==2) {
-                if (($userId == $current_row['user_id'])==false) {
-                    if (api_is_allowed_to_edit(false,true) || api_is_platform_admin()) {
+            } elseif ($current_row['assignment'] == 2) {
+                if (($userId == $current_row['user_id']) == false) {
+                    if (api_is_allowed_to_edit(false, true) || api_is_platform_admin()) {
                         $PassEdit = true;
                     } else {
                         self::setMessage(Display::display_warning_message(get_lang('LockByTeacher'), false, true));
@@ -4250,11 +4250,11 @@ 
             //show editor if edit is allowed
             if ($PassEdit) {
                 if ($current_row['editlock'] == 1 &&
-                    (api_is_allowed_to_edit(false,true)==false || api_is_platform_admin()==false)
+                    (api_is_allowed_to_edit(false, true) == false || api_is_platform_admin() == false)
                 ) {
                     self::setMessage(Display::display_normal_message(get_lang('PageLockedExtra'), false, true));
                 } else {
-                    if ($last_row['is_editing']!=0 && $last_row['is_editing'] != $userId) {
+                    if ($last_row['is_editing'] != 0 && $last_row['is_editing'] != $userId) {
                         // Checking for concurrent users
                         $timestamp_edit = strtotime($last_row['time_edit']);
                         $time_editing = time() - $timestamp_edit;
@@ -4263,7 +4263,7 @@ 
                         $userinfo = api_get_user_info($last_row['is_editing']);
                         $is_being_edited = get_lang('ThisPageisBeginEditedBy').' <a href='.$userinfo['profile_url'].'>'.
                             Display::tag('span', $userinfo['complete_name_with_username']).
-                            get_lang('ThisPageisBeginEditedTryLater').' '.date( "i",$rest_time).' '.get_lang('MinMinutes');
+                            get_lang('ThisPageisBeginEditedTryLater').' '.date("i", $rest_time).' '.get_lang('MinMinutes');
                         self::setMessage(Display::display_normal_message($is_being_edited, false, true));
                     } else {
                         self::setMessage(Display::display_confirmation_message(
@@ -4371,9 +4371,9 @@ 
                 GROUP BY reflink
                 ORDER BY reflink ASC';
         $allpages = Database::query($sql);
-        while ($row=Database::fetch_array($allpages)) {
-            if ($row['reflink']=='index') {
-                $row['reflink']=str_replace(' ', '_', get_lang('DefaultTitle'));
+        while ($row = Database::fetch_array($allpages)) {
+            if ($row['reflink'] == 'index') {
+                $row['reflink'] = str_replace(' ', '_', get_lang('DefaultTitle'));
             }
             $pages[] = $row['reflink'];
         }
@@ -4391,16 +4391,16 @@ 
 
         $allpages = Database::query($sql);
 
-        while ($row=Database::fetch_array($allpages)) {
+        while ($row = Database::fetch_array($allpages)) {
             //remove self reference
-            $row['linksto']= str_replace($row["reflink"], " ", trim($row["linksto"]));
+            $row['linksto'] = str_replace($row["reflink"], " ", trim($row["linksto"]));
             $refs = explode(" ", trim($row["linksto"]));
 
             // Find linksto into reflink. If found ->page is linked
             foreach ($refs as $v) {
                 if (in_array($v, $pages)) {
-                    if (trim($v)!="") {
-                        $linked[]=$v;
+                    if (trim($v) != "") {
+                        $linked[] = $v;
                     }
                 }
             }
@@ -4412,12 +4412,12 @@ 
         $rows = array();
         foreach ($linked as $linked_show) {
             $row = array();
-            $row[] = '<a href="'.api_get_self().'?cidReq='.$_course['code'].'&action=showpage&title='.api_htmlentities(urlencode(str_replace('_',' ',$linked_show))).'&session_id='.api_htmlentities($_GET['session_id']).'&group_id='.api_htmlentities($_GET['group_id']).'">'.
-                str_replace('_',' ',$linked_show).'</a>';
+            $row[] = '<a href="'.api_get_self().'?cidReq='.$_course['code'].'&action=showpage&title='.api_htmlentities(urlencode(str_replace('_', ' ', $linked_show))).'&session_id='.api_htmlentities($_GET['session_id']).'&group_id='.api_htmlentities($_GET['group_id']).'">'.
+                str_replace('_', ' ', $linked_show).'</a>';
             $rows[] = $row;
         }
 
-        $table = new SortableTableFromArrayConfig($rows,0,10,'LinkedPages_table','','','DESC');
+        $table = new SortableTableFromArrayConfig($rows, 0, 10, 'LinkedPages_table', '', '', 'DESC');
         $table->set_additional_parameters(
             array(
                 'cidReq' => Security::remove_XSS($_GET['cidReq']),
@@ -4426,7 +4426,7 @@ 
                 'group_id' => intval($_GET['group_id']),
             )
         );
-        $table->set_header(0,get_lang('Title'), true);
+        $table->set_header(0, get_lang('Title'), true);
         $table->display();
     }
 
@@ -4451,8 +4451,8 @@ 
                 WHERE c_id = '.$course_id.' AND '.$groupfilter.$condition_session.'
                 GROUP BY reflink
                 ORDER BY reflink ASC';
-        $allpages=Database::query($sql);
-        while ($row=Database::fetch_array($allpages)) {
+        $allpages = Database::query($sql);
+        while ($row = Database::fetch_array($allpages)) {
             $pages[] = $row['reflink'];
         }
 
@@ -4467,14 +4467,14 @@ 
                 )';
         $allpages = Database::query($sql);
         $array_refs_linked = array();
-        while ($row=Database::fetch_array($allpages)) {
-            $row['linksto']= str_replace($row["reflink"], " ", trim($row["linksto"])); //remove self reference
+        while ($row = Database::fetch_array($allpages)) {
+            $row['linksto'] = str_replace($row["reflink"], " ", trim($row["linksto"])); //remove self reference
             $refs = explode(" ", trim($row["linksto"]));
-            foreach ($refs as $ref_linked){
-                if ($ref_linked==str_replace(' ','_',get_lang('DefaultTitle'))) {
-                    $ref_linked='index';
+            foreach ($refs as $ref_linked) {
+                if ($ref_linked == str_replace(' ', '_', get_lang('DefaultTitle'))) {
+                    $ref_linked = 'index';
                 }
-                $array_refs_linked[]= $ref_linked;
+                $array_refs_linked[] = $ref_linked;
             }
         }
 
@@ -4496,20 +4496,20 @@ 
 		                '.$groupfilter.$condition_session.' AND
 		                reflink="'.Database::escape_string($orphaned_show).'"
                     GROUP BY reflink';
-            $allpages=Database::query($sql);
-            while ($row=Database::fetch_array($allpages)) {
-                $orphaned_title=$row['title'];
-                $orphaned_visibility=$row['visibility'];
-                if ($row['assignment']==1) {
-                    $ShowAssignment=Display::return_icon('wiki_assignment.png','','',ICON_SIZE_SMALL);
-                } elseif ($row['assignment']==2) {
-                    $ShowAssignment=Display::return_icon('wiki_work.png','','',ICON_SIZE_SMALL);
-                } elseif ($row['assignment']==0) {
-                    $ShowAssignment= Display::return_icon('px_transparent.gif');
+            $allpages = Database::query($sql);
+            while ($row = Database::fetch_array($allpages)) {
+                $orphaned_title = $row['title'];
+                $orphaned_visibility = $row['visibility'];
+                if ($row['assignment'] == 1) {
+                    $ShowAssignment = Display::return_icon('wiki_assignment.png', '', '', ICON_SIZE_SMALL);
+                } elseif ($row['assignment'] == 2) {
+                    $ShowAssignment = Display::return_icon('wiki_work.png', '', '', ICON_SIZE_SMALL);
+                } elseif ($row['assignment'] == 0) {
+                    $ShowAssignment = Display::return_icon('px_transparent.gif');
                 }
             }
 
-            if (!api_is_allowed_to_edit(false,true) || !api_is_platform_admin() && $orphaned_visibility==0){
+            if (!api_is_allowed_to_edit(false, true) || !api_is_platform_admin() && $orphaned_visibility == 0) {
                 continue;
             }
 
@@ -4521,7 +4521,7 @@ 
             $rows[] = $row;
         }
 
-        $table = new SortableTableFromArrayConfig($rows,1, 10, 'OrphanedPages_table','','','DESC');
+        $table = new SortableTableFromArrayConfig($rows, 1, 10, 'OrphanedPages_table', '', '', 'DESC');
         $table->set_additional_parameters(
             array(
                 'cidReq' => Security::remove_XSS($_GET['cidReq']),
@@ -4530,8 +4530,8 @@ 
                 'group_id' => intval($_GET['group_id']),
             )
         );
-        $table->set_header(0,get_lang('Type'), true, array ('style' => 'width:30px;'));
-        $table->set_header(1,get_lang('Title'), true);
+        $table->set_header(0, get_lang('Type'), true, array('style' => 'width:30px;'));
+        $table->set_header(1, get_lang('Title'), true);
         $table->display();
     }
 
@@ -4553,11 +4553,11 @@ 
                 WHERE  c_id = '.$course_id.' AND '.$groupfilter.$condition_session.'
                 GROUP BY reflink
                 ORDER BY reflink ASC';
-        $allpages=Database::query($sql);
+        $allpages = Database::query($sql);
 
-        while ($row=Database::fetch_array($allpages)) {
-            if ($row['reflink']=='index'){
-                $row['reflink']=str_replace(' ','_',get_lang('DefaultTitle'));
+        while ($row = Database::fetch_array($allpages)) {
+            if ($row['reflink'] == 'index') {
+                $row['reflink'] = str_replace(' ', '_', get_lang('DefaultTitle'));
             }
             $pages[] = $row['reflink'];
         }
@@ -4571,31 +4571,31 @@ 
 
         $allpages = Database::query($sql);
 
-        while ($row=Database::fetch_array($allpages)) {
+        while ($row = Database::fetch_array($allpages)) {
             $refs = explode(" ", trim($row["linksto"]));
             // Find linksto into reflink. If not found ->page is wanted
             foreach ($refs as $v) {
 
                 if (!in_array($v, $pages)) {
-                    if (trim($v)!="") {
-                        $wanted[]=$v;
+                    if (trim($v) != "") {
+                        $wanted[] = $v;
                     }
                 }
             }
         }
 
-        $wanted = array_unique($wanted);//make a unique list
+        $wanted = array_unique($wanted); //make a unique list
 
         //show table
         $rows = array();
         foreach ($wanted as $wanted_show) {
             $row = array();
             $wanted_show = Security::remove_XSS($wanted_show);
-            $row[] = '<a href="'.api_get_path(WEB_PATH).'main/wiki/index.php?cidReq=&action=addnew&title='.str_replace('_',' ',$wanted_show).'&session_id='.api_htmlentities($_GET['session_id']).'&group_id='.api_htmlentities($_GET['group_id']).'" class="new_wiki_link">'.str_replace('_',' ',$wanted_show).'</a>';//meter un remove xss en lugar de htmlentities
+            $row[] = '<a href="'.api_get_path(WEB_PATH).'main/wiki/index.php?cidReq=&action=addnew&title='.str_replace('_', ' ', $wanted_show).'&session_id='.api_htmlentities($_GET['session_id']).'&group_id='.api_htmlentities($_GET['group_id']).'" class="new_wiki_link">'.str_replace('_', ' ', $wanted_show).'</a>'; //meter un remove xss en lugar de htmlentities
             $rows[] = $row;
         }
 
-        $table = new SortableTableFromArrayConfig($rows,0,10,'WantedPages_table','','','DESC');
+        $table = new SortableTableFromArrayConfig($rows, 0, 10, 'WantedPages_table', '', '', 'DESC');
         $table->set_additional_parameters(
             array(
                 'cidReq' => Security::remove_XSS($_GET['cidReq']),
@@ -4604,7 +4604,7 @@ 
                 'group_id' => intval($_GET['group_id']),
             )
         );
-        $table->set_header(0,get_lang('Title'), true);
+        $table->set_header(0, get_lang('Title'), true);
         $table->display();
     }
 
@@ -4621,7 +4621,7 @@ 
 
         echo '<div class="actions">'.get_lang('MostVisitedPages').'</div>';
 
-        if (api_is_allowed_to_edit(false,true) || api_is_platform_admin()) { //only by professors if page is hidden
+        if (api_is_allowed_to_edit(false, true) || api_is_platform_admin()) { //only by professors if page is hidden
             $sql = 'SELECT *, SUM(hits) AS tsum FROM '.$tbl_wiki.'
                     WHERE c_id = '.$course_id.' AND '.$groupfilter.$condition_session.'
                     GROUP BY reflink';
@@ -4642,11 +4642,11 @@ 
             while ($obj = Database::fetch_object($allpages)) {
                 //get type assignment icon
                 $ShowAssignment = '';
-                if ($obj->assignment==1) {
-                    $ShowAssignment=Display::return_icon('wiki_assignment.png', get_lang('AssignmentDesc'),'',ICON_SIZE_SMALL);
-                } elseif ($obj->assignment==2) {
-                    $ShowAssignment=$ShowAssignment=Display::return_icon('wiki_work.png', get_lang('AssignmentWork'),'',ICON_SIZE_SMALL);
-                } elseif ($obj->assignment==0) {
+                if ($obj->assignment == 1) {
+                    $ShowAssignment = Display::return_icon('wiki_assignment.png', get_lang('AssignmentDesc'), '', ICON_SIZE_SMALL);
+                } elseif ($obj->assignment == 2) {
+                    $ShowAssignment = $ShowAssignment = Display::return_icon('wiki_work.png', get_lang('AssignmentWork'), '', ICON_SIZE_SMALL);
+                } elseif ($obj->assignment == 0) {
                     $ShowAssignment = Display::return_icon('px_transparent.gif');
                 }
 
@@ -4675,7 +4675,7 @@ 
                     'group_id' => intval($_GET['group_id']),
                 )
             );
-            $table->set_header(0,get_lang('Type'), true, array ('style' => 'width:30px;'));
+            $table->set_header(0, get_lang('Type'), true, array('style' => 'width:30px;'));
             $table->set_header(1, get_lang('Title'), true);
             $table->set_header(2, get_lang('Visits'), true);
             $table->display();
@@ -4700,8 +4700,8 @@ 
 
         if (api_is_allowed_to_session_edit(false, true) && api_is_allowed_to_edit()) {
             // menu add page
-            $actionsLeft .= '<a href="index.php?cidReq=' . $_course['id'] . '&action=addnew&session_id=' . $session_id . '&group_id=' . $groupId . '"' . self::is_active_navigation_tab('addnew').'>'
-            . Display::return_icon('add.png', get_lang('AddNew'), '', ICON_SIZE_MEDIUM) . '</a>';
+            $actionsLeft .= '<a href="index.php?cidReq='.$_course['id'].'&action=addnew&session_id='.$session_id.'&group_id='.$groupId.'"'.self::is_active_navigation_tab('addnew').'>'
+            . Display::return_icon('add.png', get_lang('AddNew'), '', ICON_SIZE_MEDIUM).'</a>';
         }
 
         $lock_unlock_addnew = null;
@@ -4709,12 +4709,12 @@ 
 
         if (api_is_allowed_to_edit(false, true) || api_is_platform_admin()) {
             // page action: enable or disable the adding of new pages
-            if (self::check_addnewpagelock()==0) {
+            if (self::check_addnewpagelock() == 0) {
                 $protect_addnewpage = Display::return_icon('off.png', get_lang('AddOptionProtected'));
-                $lock_unlock_addnew ='unlockaddnew';
+                $lock_unlock_addnew = 'unlockaddnew';
             } else {
                 $protect_addnewpage = Display::return_icon('on.png', get_lang('AddOptionUnprotected'));
-                $lock_unlock_addnew ='lockaddnew';
+                $lock_unlock_addnew = 'lockaddnew';
             }
         }
 
@@ -4734,7 +4734,7 @@ 
             get_lang('RecentChanges').'</a>';
 
 
-        echo Display::toolbarAction('toolbar-wiki', array( 0 => $actionsLeft));
+        echo Display::toolbarAction('toolbar-wiki', array(0 => $actionsLeft));
     }
 
     /**
@@ -4752,7 +4752,7 @@ 
             return;
         }
 
-        if (api_is_allowed_to_edit(false,true) || api_is_platform_admin()) {
+        if (api_is_allowed_to_edit(false, true) || api_is_platform_admin()) {
             self::setMessage('<div id="wikititle">'.get_lang('DeletePageHistory').'</div>');
 
             if ($page == "index") {
@@ -4794,7 +4794,7 @@ 
         $userId = api_get_user_id();
 
         if (api_get_session_id() != 0 &&
-            api_is_allowed_to_session_edit(false,true) == false
+            api_is_allowed_to_session_edit(false, true) == false
         ) {
             api_not_allowed();
         }
@@ -4817,12 +4817,12 @@ 
                 Display::display_error_message(get_lang('MustSelectPage'), false, true)
             );
             return;
-        } elseif ($row['content']=='' && $row['title']=='' && $page=='index') {
+        } elseif ($row['content'] == '' && $row['title'] == '' && $page == 'index') {
 
             // Table structure for better export to pdf
             $default_table_for_content_Start = '<table align="center" border="0"><tr><td align="center">';
             $default_table_for_content_End = '</td></tr></table>';
-            $content = $default_table_for_content_Start.sprintf(get_lang('DefaultContent'),api_get_path(WEB_IMG_PATH)).$default_table_for_content_End;
+            $content = $default_table_for_content_Start.sprintf(get_lang('DefaultContent'), api_get_path(WEB_IMG_PATH)).$default_table_for_content_End;
             $title = get_lang('DefaultTitle');
             $page_id = 0;
         } else {
@@ -4847,7 +4847,7 @@ 
             // Check if is a wiki group
             if (!empty($groupId)) {
                 //Only teacher, platform admin and group members can edit a wiki group
-                if (api_is_allowed_to_edit(false,true) ||
+                if (api_is_allowed_to_edit(false, true) ||
                     api_is_platform_admin() ||
                     GroupManager :: is_user_in_group($userId, $groupId)
                 ) {
@@ -4860,7 +4860,7 @@ 
                     );
                 }
             } else {
-                $PassEdit=true;
+                $PassEdit = true;
             }
 
             $icon_assignment = null;
@@ -4870,10 +4870,10 @@ 
                     Display::return_message(get_lang('EditAssignmentWarning'))
                 );
 
-                $icon_assignment=Display::return_icon('wiki_assignment.png', get_lang('AssignmentDescExtra'),'',ICON_SIZE_SMALL);
+                $icon_assignment = Display::return_icon('wiki_assignment.png', get_lang('AssignmentDescExtra'), '', ICON_SIZE_SMALL);
             } elseif ($row['assignment'] == 2) {
-                $icon_assignment=Display::return_icon('wiki_work.png', get_lang('AssignmentWorkExtra'),'',ICON_SIZE_SMALL);
-                if (($userId == $row['user_id'])==false) {
+                $icon_assignment = Display::return_icon('wiki_work.png', get_lang('AssignmentWorkExtra'), '', ICON_SIZE_SMALL);
+                if (($userId == $row['user_id']) == false) {
                     if (api_is_allowed_to_edit(false, true) || api_is_platform_admin()) {
                         $PassEdit = true;
                     } else {
@@ -4893,7 +4893,7 @@ 
             if ($PassEdit) {
                 //show editor if edit is allowed
                 if ($row['editlock'] == 1 &&
-                    (api_is_allowed_to_edit(false, true) == false || api_is_platform_admin()==false)
+                    (api_is_allowed_to_edit(false, true) == false || api_is_platform_admin() == false)
                 ) {
                     Display::addFlash(
                         Display::return_message(
@@ -4904,8 +4904,8 @@ 
                     // Check tasks
 
                     if (!empty($row['startdate_assig']) &&
-                        $row['startdate_assig']!='0000-00-00 00:00:00' &&
-                        time()<strtotime($row['startdate_assig'])
+                        $row['startdate_assig'] != '0000-00-00 00:00:00' &&
+                        time() < strtotime($row['startdate_assig'])
                     ) {
                         $message = get_lang('TheTaskDoesNotBeginUntil').': '.api_get_local_time($row['startdate_assig'], null, date_default_timezone_get());
 
@@ -4922,10 +4922,10 @@ 
                     }
 
                     if (!empty($row['enddate_assig']) &&
-                        $row['enddate_assig']!='0000-00-00 00:00:00' &&
+                        $row['enddate_assig'] != '0000-00-00 00:00:00' &&
                         time() > strtotime($row['enddate_assig']) &&
-                        $row['enddate_assig']!='0000-00-00 00:00:00' &&
-                        $row['delayedsubmit']==0
+                        $row['enddate_assig'] != '0000-00-00 00:00:00' &&
+                        $row['delayedsubmit'] == 0
                     ) {
                         $message = get_lang('TheDeadlineHasBeenCompleted').': '.api_get_local_time($row['enddate_assig'], null, date_default_timezone_get());
                         Display::addFlash(
@@ -4934,20 +4934,20 @@ 
                                 'warning'
                             )
                         );
-                        if (!api_is_allowed_to_edit(false,true)) {
+                        if (!api_is_allowed_to_edit(false, true)) {
                             $this->redirectHome();
                         }
                     }
 
-                    if (!empty($row['max_version']) && $row['version']>=$row['max_version']) {
-                        $message=get_lang('HasReachedMaxiNumVersions');
+                    if (!empty($row['max_version']) && $row['version'] >= $row['max_version']) {
+                        $message = get_lang('HasReachedMaxiNumVersions');
                         Display::addFlash(
                             Display::return_message(
                                 $message,
                                 'warning'
                             )
                         );
-                        if (!api_is_allowed_to_edit(false,true)) {
+                        if (!api_is_allowed_to_edit(false, true)) {
                             $this->redirectHome();
                         }
                     }
@@ -4960,50 +4960,50 @@ 
                                 'warning'
                             )
                         );
-                        if (!api_is_allowed_to_edit(false,true)) {
+                        if (!api_is_allowed_to_edit(false, true)) {
                             $this->redirectHome();
                         }
                     }
 
                     if (!empty($row['task'])) {
                         //previous change 0 by text
-                        if ($row['startdate_assig']=='0000-00-00 00:00:00') {
-                            $message_task_startdate  =get_lang('No');
+                        if ($row['startdate_assig'] == '0000-00-00 00:00:00') {
+                            $message_task_startdate = get_lang('No');
                         } else {
                             $message_task_startdate = api_get_local_time($row['startdate_assig'], null, date_default_timezone_get());
                         }
 
-                        if ($row['enddate_assig']=='0000-00-00 00:00:00') {
+                        if ($row['enddate_assig'] == '0000-00-00 00:00:00') {
                             $message_task_enddate = get_lang('No');
                         } else {
                             $message_task_enddate = api_get_local_time($row['enddate_assig'], null, date_default_timezone_get());
                         }
 
-                        if ($row['delayedsubmit']==0) {
-                            $message_task_delayedsubmit=get_lang('No');
+                        if ($row['delayedsubmit'] == 0) {
+                            $message_task_delayedsubmit = get_lang('No');
                         } else {
-                            $message_task_delayedsubmit=get_lang('Yes');
+                            $message_task_delayedsubmit = get_lang('Yes');
                         }
 
-                        if ($row['max_version']==0) {
-                            $message_task_max_version=get_lang('No');
+                        if ($row['max_version'] == 0) {
+                            $message_task_max_version = get_lang('No');
                         } else {
-                            $message_task_max_version=$row['max_version'];
+                            $message_task_max_version = $row['max_version'];
                         }
 
-                        if ($row['max_text']==0) {
-                            $message_task_max_text=get_lang('No');
+                        if ($row['max_text'] == 0) {
+                            $message_task_max_text = get_lang('No');
                         } else {
-                            $message_task_max_text=$row['max_text'];
+                            $message_task_max_text = $row['max_text'];
                         }
 
                         // Comp message
-                        $message_task='<b>'.get_lang('DescriptionOfTheTask').'</b><p>'.$row['task'].'</p><hr>';
-                        $message_task.='<p>'.get_lang('StartDate').': '.$message_task_startdate.'</p>';
-                        $message_task.='<p>'.get_lang('EndDate').': '.$message_task_enddate;
-                        $message_task.=' ('.get_lang('AllowLaterSends').') '.$message_task_delayedsubmit.'</p>';
-                        $message_task.='<p>'.get_lang('OtherSettings').': '.get_lang('NMaxVersion').': '.$message_task_max_version;
-                        $message_task.=' '.get_lang('NMaxWords').': '.$message_task_max_text;
+                        $message_task = '<b>'.get_lang('DescriptionOfTheTask').'</b><p>'.$row['task'].'</p><hr>';
+                        $message_task .= '<p>'.get_lang('StartDate').': '.$message_task_startdate.'</p>';
+                        $message_task .= '<p>'.get_lang('EndDate').': '.$message_task_enddate;
+                        $message_task .= ' ('.get_lang('AllowLaterSends').') '.$message_task_delayedsubmit.'</p>';
+                        $message_task .= '<p>'.get_lang('OtherSettings').': '.get_lang('NMaxVersion').': '.$message_task_max_version;
+                        $message_task .= ' '.get_lang('NMaxWords').': '.$message_task_max_text;
                         // Display message
                         Display::addFlash(
                             Display::return_message(
@@ -5014,11 +5014,11 @@ 
 
                     $feedback_message = '';
                     if ($row['progress'] == $row['fprogress1'] && !empty($row['fprogress1'])) {
-                        $feedback_message='<b>'.get_lang('Feedback').'</b><p>'.api_htmlentities($row['feedback1']).'</p>';
+                        $feedback_message = '<b>'.get_lang('Feedback').'</b><p>'.api_htmlentities($row['feedback1']).'</p>';
                     } elseif ($row['progress'] == $row['fprogress2'] && !empty($row['fprogress2'])) {
-                        $feedback_message='<b>'.get_lang('Feedback').'</b><p>'.api_htmlentities($row['feedback2']).'</p>';
+                        $feedback_message = '<b>'.get_lang('Feedback').'</b><p>'.api_htmlentities($row['feedback2']).'</p>';
                     } elseif ($row['progress'] == $row['fprogress3'] && !empty($row['fprogress3'])) {
-                        $feedback_message='<b>'.get_lang('Feedback').'</b><p>'.api_htmlentities($row['feedback3']).'</p>';
+                        $feedback_message = '<b>'.get_lang('Feedback').'</b><p>'.api_htmlentities($row['feedback3']).'</p>';
                     }
 
                     if (!empty($feedback_message)) {
@@ -5043,14 +5043,14 @@ 
                                 WHERE c_id = '.$course_id.' AND id="'.$row['id'].'"';
                         Database::query($sql);
                     } elseif ($row['is_editing'] != $userId) {
-                        $timestamp_edit=strtotime($row['time_edit']);
+                        $timestamp_edit = strtotime($row['time_edit']);
                         $time_editing = time() - $timestamp_edit;
                         $max_edit_time = 1200; // 20 minutes
                         $rest_time = $max_edit_time - $time_editing;
 
                         $userinfo = api_get_user_info($row['is_editing']);
                         $is_being_edited = get_lang('ThisPageisBeginEditedBy').' '.UserManager::getUserProfileLink($userinfo).'
-                            '.get_lang('ThisPageisBeginEditedTryLater').' '.date( "i",$rest_time).' '.get_lang('MinMinutes').'';
+                            '.get_lang('ThisPageisBeginEditedTryLater').' '.date("i", $rest_time).' '.get_lang('MinMinutes').'';
 
                         Display::addFlash(
                             Display::return_message(
@@ -5064,7 +5064,7 @@ 
                     // Form.
                     $url = api_get_self().'?action=edit&title='.urlencode($page).'&session_id='.api_get_session_id().'&group_id='.api_get_group_id().'&'.api_get_cidreq();
                     $form = new FormValidator('wiki', 'post', $url);
-                    $form->addElement('header', $icon_assignment.str_repeat('&nbsp;',3).api_htmlentities($title));
+                    $form->addElement('header', $icon_assignment.str_repeat('&nbsp;', 3).api_htmlentities($title));
                     self::setForm($form, $row);
                     $form->addElement('hidden', 'title');
                     $form->addElement('button', 'SaveWikiChange', get_lang('Save'));
@@ -5087,7 +5087,7 @@ 
                             );
                         } elseif (!self::double_post($_POST['wpost_id'])) {
                             //double post
-                        } elseif ($_POST['version']!='' && $_SESSION['_version'] !=0 && $_POST['version'] != $_SESSION['_version']) {
+                        } elseif ($_POST['version'] != '' && $_SESSION['_version'] != 0 && $_POST['version'] != $_SESSION['_version']) {
                             //prevent concurrent users and double version
                             Display::addFlash(
                                 Display::return_message(
@@ -5149,7 +5149,7 @@ 
         $KeyAssignment = null;
         $KeyTitle = null;
         $KeyUserId = null;
-        while ($row=Database::fetch_array($result)) {
+        while ($row = Database::fetch_array($result)) {
             $KeyVisibility = $row['visibility'];
             $KeyAssignment = $row['assignment'];
             $KeyTitle = $row['title'];
@@ -5158,7 +5158,7 @@ 
         $icon_assignment = null;
         if ($KeyAssignment == 1) {
             $icon_assignment = Display::return_icon('wiki_assignment.png', get_lang('AssignmentDescExtra'), '', ICON_SIZE_SMALL);
-        } elseif($KeyAssignment == 2) {
+        } elseif ($KeyAssignment == 2) {
             $icon_assignment = Display::return_icon('wiki_work.png', get_lang('AssignmentWorkExtra'), '', ICON_SIZE_SMALL);
         }
 
@@ -5166,10 +5166,10 @@ 
 
         //if the page is hidden and is a job only sees its author and professor
         if ($KeyVisibility == 1 ||
-            api_is_allowed_to_edit(false,true) ||
+            api_is_allowed_to_edit(false, true) ||
             api_is_platform_admin() ||
             (
-                $KeyAssignment==2 && $KeyVisibility==0 &&
+                $KeyAssignment == 2 && $KeyVisibility == 0 &&
                 ($userId == $KeyUserId)
             )
         ) {
@@ -5199,7 +5199,7 @@ 
                     get_lang('ShowDifferences').' '.get_lang('WordsDiff').'</button>';
                 echo '<br/><br/>';
 
-                $counter=0;
+                $counter = 0;
                 $total_versions = Database::num_rows($result);
 
                 while ($row = Database::fetch_array($result)) {
@@ -5207,10 +5207,10 @@ 
                     $username = api_htmlentities(sprintf(get_lang('LoginX'), $userinfo['username']), ENT_QUOTES);
 
                     echo '<li style="margin-bottom: 5px;">';
-                    ($counter==0) ? $oldstyle='style="visibility: hidden;"':$oldstyle='';
-                    ($counter==0) ? $newchecked=' checked': $newchecked='';
-                    ($counter==$total_versions-1) ? $newstyle='style="visibility: hidden;"':$newstyle='';
-                    ($counter==1) ? $oldchecked=' checked':$oldchecked='';
+                    ($counter == 0) ? $oldstyle = 'style="visibility: hidden;"' : $oldstyle = '';
+                    ($counter == 0) ? $newchecked = ' checked' : $newchecked = '';
+                    ($counter == $total_versions - 1) ? $newstyle = 'style="visibility: hidden;"' : $newstyle = '';
+                    ($counter == 1) ? $oldchecked = ' checked' : $oldchecked = '';
                     echo '<input name="old" value="'.$row['id'].'" type="radio" '.$oldstyle.' '.$oldchecked.'/> ';
                     echo '<input name="new" value="'.$row['id'].'" type="radio" '.$newstyle.' '.$newchecked.'/> ';
                     echo '<a href="'.api_get_self().'?action=showpage&amp;title='.api_htmlentities(urlencode($page)).'&amp;view='.$row['id'].'">';
@@ -5228,7 +5228,7 @@ 
                     $comment = $row['comment'];
                     if (!empty($comment)) {
                         echo get_lang('Comments').': '.api_htmlentities(api_substr($row['comment'], 0, 100));
-                        if (api_strlen($row['comment'])>100) {
+                        if (api_strlen($row['comment']) > 100) {
                             echo '... ';
                         }
                     } else {
@@ -5253,8 +5253,8 @@ 
 
                 $sql_new = "SELECT * FROM $tbl_wiki
                             WHERE c_id = $course_id AND id='".Database::escape_string($_POST['new'])."'";
-                $result_new=Database::query($sql_new);
-                $version_new=Database::fetch_array($result_new);
+                $result_new = Database::query($sql_new);
+                $version_new = Database::fetch_array($result_new);
                 $oldTime = isset($version_old['dtime']) ? $version_old['dtime'] : null;
                 $oldContent = isset($version_old['content']) ? $version_old['content'] : null;
 
@@ -5281,9 +5281,9 @@ 
 
 
                 if (isset($_POST['HistoryDifferences'])) {
-                    echo '<table>'.diff($oldContent, $version_new['content'], true, 'format_table_line' ).'</table>'; // format_line mode is better for words
+                    echo '<table>'.diff($oldContent, $version_new['content'], true, 'format_table_line').'</table>'; // format_line mode is better for words
                     echo '<br />';
-                    echo '<strong>'.get_lang('Legend').'</strong><div class="diff">' . "\n";
+                    echo '<strong>'.get_lang('Legend').'</strong><div class="diff">'."\n";
                     echo '<table><tr>';
                     echo  '<td>';
                     echo '</td><td>';
@@ -5302,7 +5302,7 @@ 
                     $renderer = new Text_Diff_Renderer_inline();
                     echo '<style>del{background:#fcc}ins{background:#cfc}</style>'.$renderer->render($diff); // Code inline
                     echo '<br />';
-                    echo '<strong>'.get_lang('Legend').'</strong><div class="diff">' . "\n";
+                    echo '<strong>'.get_lang('Legend').'</strong><div class="diff">'."\n";
                     echo '<table><tr>';
                     echo  '<td>';
                     echo '</td><td>';
@@ -5350,7 +5350,7 @@ 
         echo '<td style="vertical-align:top">';
         echo '<ul>';
         // Submenu Statistics
-        if (api_is_allowed_to_edit(false,true) || api_is_platform_admin()) {
+        if (api_is_allowed_to_edit(false, true) || api_is_platform_admin()) {
             echo '<li><a href="index.php?cidReq='.$_course['id'].'&action=statistics&session_id='.$session_id.'&group_id='.$groupId.'">'.get_lang('Statistics').'</a></li>';
         }
         echo '      </ul>';
@@ -5423,7 +5423,7 @@ 
                 break;
             case 'deletewiki':
                 $title = '<div class="actions">'.get_lang('DeleteWiki').'</div>';
-                if (api_is_allowed_to_edit(false,true) || api_is_platform_admin()) {
+                if (api_is_allowed_to_edit(false, true) || api_is_platform_admin()) {
                     $message = get_lang('ConfirmDeleteWiki');
                     $message .= '<p>
                         <a href="index.php?'.api_get_cidreq().'">'.get_lang('No').'</a>
@@ -5454,14 +5454,14 @@ 
                 self::getLinks($page);
                 break;
             case 'addnew':
-                if (api_get_session_id()!=0 && api_is_allowed_to_session_edit(false,true)==false) {
+                if (api_get_session_id() != 0 && api_is_allowed_to_session_edit(false, true) == false) {
                     api_not_allowed();
                 }
                 echo '<div class="actions">'.get_lang('AddNew').'</div>';
                 echo '<br/>';
                 //first, check if page index was created. chektitle=false
                 if (self::checktitle('index')) {
-                    if (api_is_allowed_to_edit(false,true) ||
+                    if (api_is_allowed_to_edit(false, true) ||
                         api_is_platform_admin() ||
                         GroupManager::is_user_in_group(api_get_user_id(), api_get_group_id())
                     ) {
@@ -5469,10 +5469,10 @@ 
                     } else {
                         self::setMessage(Display::display_normal_message(get_lang('WikiStandBy'), false, true));
                     }
-                } elseif (self::check_addnewpagelock()==0 && (api_is_allowed_to_edit(false, true)==false || api_is_platform_admin()==false)) {
+                } elseif (self::check_addnewpagelock() == 0 && (api_is_allowed_to_edit(false, true) == false || api_is_platform_admin() == false)) {
                     self::setMessage(Display::display_error_message(get_lang('AddPagesLocked'), false, true));
                 } else {
-                    if (api_is_allowed_to_edit(false,true) ||
+                    if (api_is_allowed_to_edit(false, true) ||
                         api_is_platform_admin() ||
                         GroupManager::is_user_in_group(api_get_user_id(), api_get_group_id()) ||
                         $_GET['group_id'] == 0

main/work/downloadfolder.inc.php

Doc Comments +1 added lines, -1 removed lines

@@ -212,7 +212,7 @@
  * @param array $arr1 first array
  * @param array $arr2 second array
  *
- * @return array difference between the two arrays
+ * @return string difference between the two arrays
  */
 function diff($arr1, $arr2)
 {

Indentation +1 added lines, -1 removed lines

@@ -62,7 +62,7 @@
 
 if (api_is_allowed_to_edit() || api_is_coach()) {
     //Search for all files that are not deleted => visibility != 2
-   $sql = "SELECT DISTINCT
+    $sql = "SELECT DISTINCT
                 url,
                 title,
                 description,

Spacing +3 added lines, -3 removed lines

@@ -9,7 +9,7 @@ 
 
 $work_id = $_GET['id'];
 require_once '../inc/global.inc.php';
-$current_course_tool  = TOOL_STUDENTPUBLICATION;
+$current_course_tool = TOOL_STUDENTPUBLICATION;
 $_course = api_get_course_info();
 
 // Protection
@@ -178,10 +178,10 @@ 
 if (!empty($files)) {
     $fileName = api_replace_dangerous_char($work_data['title']);
     // Logging
-    Event::event_download($fileName .'.zip (folder)');
+    Event::event_download($fileName.'.zip (folder)');
 
     //start download of created file
-    $name = $fileName .'.zip';
+    $name = $fileName.'.zip';
     if (Security::check_abs_path($temp_zip_file, api_get_path(SYS_ARCHIVE_PATH))) {
         DocumentManager::file_send_for_download($temp_zip_file, true, $name);
         @unlink($temp_zip_file);

main/work/upload_corrections.php

Unused Use Statements -1 removed lines

@@ -1,7 +1,6 @@
 <?php
 /* For licensing terms, see /license.txt */
 
-use ChamiloSession as Session;
 use Symfony\Component\Finder\Finder;
 
 require_once '../inc/global.inc.php';

Spacing +2 added lines, -2 removed lines

@@ -5,7 +5,7 @@ 
 use Symfony\Component\Finder\Finder;
 
 require_once '../inc/global.inc.php';
-$current_course_tool  = TOOL_STUDENTPUBLICATION;
+$current_course_tool = TOOL_STUDENTPUBLICATION;
 
 api_protect_course_script(true);
 
@@ -70,7 +70,7 @@ 
         $zip = new PclZip($_FILES['file']['tmp_name']);
 
         // Check the zip content (real size and file extension)
-        $zipFileList = (array)$zip->listContent();
+        $zipFileList = (array) $zip->listContent();
 
         $realSize = 0;
         foreach ($zipFileList as & $this_content) {

main/work/work.lib.php

Doc Comments +18 added lines, -17 removed lines

@@ -158,7 +158,7 @@ 
  * Create a group of select from a date
  * @param FormValidator $form
  * @param string $prefix
- * @return array
+ * @return HTML_QuickForm_element[]
  */
 function create_group_date_select($form, $prefix = '')
 {
@@ -752,7 +752,7 @@ 
  * @author Bert Vanderkimpen
  * @author Yannick Warnier <ywarnier@beeznest.org> Adaptation for work tool
  * @param   string $base_work_dir Base work dir (.../work)
- * @param   string $desiredDirName complete path of the desired name
+ * @param   string $desired_dir_name complete path of the desired name
  *
  * @return  string actual directory name if it succeeds, boolean false otherwise
  */
@@ -774,7 +774,7 @@ 
 /**
  * Delete a work-tool directory
  * @param   int  $id work directory id to delete
- * @return  integer -1 on error
+ * @return  boolean|null -1 on error
  */
 function deleteDirWork($id)
 {
@@ -917,7 +917,7 @@ 
  * Update the url of a dir in the student_publication table
  * @param  array $work_data work original data
  * @param  string $newPath Example: "folder1"
- * @return bool
+ * @return boolean|null
  */
 function updateDirName($work_data, $newPath)
 {
@@ -974,6 +974,7 @@ 
 /**
  * Transform an all directory structure (only directories) in an array
  * @param   string path of the directory
+ * @param string $directory
  * @return  array the directory structure into an array
  * @author  Julio Montoya Dokeos
  * @version April 2008
@@ -1043,7 +1044,7 @@ 
  * @param   string the path of the directory
  * @param   boolean true if we want the total quantity of files
  * include in others child directories, false only  files in the directory
- * @return  array the first element is an integer with the number of files
+ * @return  integer[] the first element is an integer with the number of files
  * in the folder, the second element is the number of directories
  * @author  Julio Montoya
  * @version April 2008
@@ -2319,7 +2320,7 @@ 
 }
 
 /**
- * @param $name
+ * @param string $name
  * @param $values
  * @param string $checked
  * @return string
@@ -2845,7 +2846,7 @@ 
  * @param int $userId
  * @param int $workId
  * @param int $courseId
- * @return bool
+ * @return boolean|null
  */
 function allowOnlySubscribedUser($userId, $workId, $courseId)
 {
@@ -2963,7 +2964,7 @@ 
 /**
  * Get total score from a work list
  * @param $workList
- * @return int|null
+ * @return integer
  */
 function getTotalWorkScore($workList)
 {
@@ -2979,7 +2980,7 @@ 
  * Get comment count from a work list (docs sent by students)
  * @param array $workList
  * @param array $courseInfo
- * @return int|null
+ * @return integer
  */
 function getTotalWorkComment($workList, $courseInfo = array())
 {
@@ -3122,6 +3123,7 @@ 
  * @param int $parentId
  * @param array $courseInfo
  * @param int $sessionId
+ * @param integer $userId
  * @return int
  */
 function getLastWorkStudentFromParentByUser(
@@ -3738,12 +3740,11 @@ 
 
 /**
  * Creates a new task (directory) in the assignment tool
- * @param array $params
  * @param int $user_id
  * @param array $courseInfo
  * @param int $group_id
  * @param int $session_id
- * @return bool|int
+ * @return string|false
  * @note $params can have the following elements, but should at least have the 2 first ones: (
  *       'new_dir' => 'some-name',
  *       'description' => 'some-desc',
@@ -4239,7 +4240,7 @@ 
 }
 
 /**
- * @return array
+ * @return string[]
  */
 function getUploadDocumentType()
 {
@@ -4611,7 +4612,7 @@ 
  * @param int Session ID
  * @param $correction
  *
- * @return array|bool
+ * @return boolean
  */
 function getFileContents($id, $course_info, $sessionId = 0, $correction = false)
 {
@@ -4729,7 +4730,7 @@ 
  * @param int $userId
  * @param array $courseInfo
  * @param string $format
- * @return bool
+ * @return false|null
  */
 function exportAllWork($userId, $courseInfo, $format = 'pdf')
 {
@@ -4777,7 +4778,7 @@ 
  * @param array $courseInfo
  * @param int $sessionId
  * @param string $format
- * @return bool
+ * @return false|null
  */
 function exportAllStudentWorkFromPublication(
     $workId,
@@ -4915,7 +4916,7 @@ 
  * Downloads all user files per user
  * @param int $userId
  * @param array $courseInfo
- * @return bool
+ * @return false|null
  */
 function downloadAllFilesPerUser($userId, $courseInfo)
 {
@@ -5029,7 +5030,7 @@ 
 /**
  * @param array $courseInfo
  * @param int $workId
- * @return bool
+ * @return boolean|null
  */
 function protectWork($courseInfo, $workId)
 {

Spacing +84 added lines, -84 removed lines

@@ -35,27 +35,27 @@ 
 
     if (!empty($id)) {
         $display_output .= '<a href="'.api_get_self().'?'.api_get_cidreq().'&origin='.$origin.'&gradebook='.$gradebook.'&id='.$my_back_id.'">'.
-            Display::return_icon('back.png', get_lang('BackToWorksList'),'',ICON_SIZE_MEDIUM).'</a>';
+            Display::return_icon('back.png', get_lang('BackToWorksList'), '', ICON_SIZE_MEDIUM).'</a>';
     }
 
     if (api_is_allowed_to_edit(null, true) && $origin != 'learnpath') {
         // Create dir
         if (empty($id)) {
             $display_output .= '<a href="'.api_get_self().'?'.api_get_cidreq().'&action=create_dir&origin='.$origin.'&gradebook='.$gradebook.'">';
-            $display_output .= Display::return_icon('new_work.png', get_lang('CreateAssignment'),'',ICON_SIZE_MEDIUM).'</a>';
+            $display_output .= Display::return_icon('new_work.png', get_lang('CreateAssignment'), '', ICON_SIZE_MEDIUM).'</a>';
         }
         if (empty($id)) {
             // Options
             $display_output .= '<a href="'.api_get_self().'?'.api_get_cidreq().'&action=settings&origin='.$origin.'&gradebook='.$gradebook.'">';
-            $display_output .= Display::return_icon('settings.png', get_lang('EditToolOptions'),'',ICON_SIZE_MEDIUM).'</a>';
+            $display_output .= Display::return_icon('settings.png', get_lang('EditToolOptions'), '', ICON_SIZE_MEDIUM).'</a>';
         }
-        $display_output .= '<a id="open-view-list" href="#">' . Display::return_icon('listwork.png', get_lang('ViewStudents'),'',ICON_SIZE_MEDIUM) . '</a>';
+        $display_output .= '<a id="open-view-list" href="#">'.Display::return_icon('listwork.png', get_lang('ViewStudents'), '', ICON_SIZE_MEDIUM).'</a>';
 
     }
 
     if (api_is_allowed_to_edit(null, true) && $origin != 'learnpath' && api_is_allowed_to_session_edit(false, true)) {
         // Delete all files
-        if (api_get_setting('permanently_remove_deleted_files') == 'true'){
+        if (api_get_setting('permanently_remove_deleted_files') == 'true') {
             $message = get_lang('ConfirmYourChoiceDeleteAllfiles');
         } else {
             $message = get_lang('ConfirmYourChoice');
@@ -112,7 +112,7 @@ 
  */
 function two_digits($number)
 {
-    $number = (int)$number;
+    $number = (int) $number;
     return ($number < 10) ? '0'.$number : $number;
 }
 
@@ -547,11 +547,11 @@ 
     );
 
     $columnModel = array(
-        array('name'=>'type', 'index'=>'type', 'width'=>'30',   'align'=>'center', 'sortable' => 'false'),
-        array('name'=>'title', 'index'=>'title', 'width'=>'250',   'align'=>'left'),
-        array('name'=>'expires_on', 'index'=>'expires_on', 'width'=>'80',  'align'=>'center', 'sortable'=>'false'),
-        array('name'=>'feedback', 'index'=>'feedback', 'width'=>'80',  'align'=>'center'),
-        array('name'=>'last_upload', 'index'=>'feedback', 'width'=>'125',  'align'=>'center'),
+        array('name'=>'type', 'index'=>'type', 'width'=>'30', 'align'=>'center', 'sortable' => 'false'),
+        array('name'=>'title', 'index'=>'title', 'width'=>'250', 'align'=>'left'),
+        array('name'=>'expires_on', 'index'=>'expires_on', 'width'=>'80', 'align'=>'center', 'sortable'=>'false'),
+        array('name'=>'feedback', 'index'=>'feedback', 'width'=>'80', 'align'=>'center'),
+        array('name'=>'last_upload', 'index'=>'feedback', 'width'=>'125', 'align'=>'center'),
     );
 
     if ($courseInfo['show_score'] == 0) {
@@ -588,10 +588,10 @@ 
 {
     $columnModel = array(
         array('name'=>'type', 'index'=>'type', 'width'=>'35', 'align'=>'center', 'sortable' => 'false'),
-        array('name'=>'title', 'index'=>'title',  'width'=>'300',   'align'=>'left', 'wrap_cell' => "true"),
-        array('name'=>'sent_date', 'index'=>'sent_date', 'width'=>'125',  'align'=>'center'),
-        array('name'=>'expires_on', 'index'=>'expires_on', 'width'=>'125',  'align'=>'center'),
-        array('name'=>'amount', 'index'=>'end_on', 'width'=>'110',  'align'=>'center'),
+        array('name'=>'title', 'index'=>'title', 'width'=>'300', 'align'=>'left', 'wrap_cell' => "true"),
+        array('name'=>'sent_date', 'index'=>'sent_date', 'width'=>'125', 'align'=>'center'),
+        array('name'=>'expires_on', 'index'=>'expires_on', 'width'=>'125', 'align'=>'center'),
+        array('name'=>'amount', 'index'=>'end_on', 'width'=>'110', 'align'=>'center'),
         array('name'=>'actions', 'index'=>'actions', 'width'=>'110', 'align'=>'left', 'sortable'=>'false')
     );
 
@@ -793,7 +793,7 @@ 
         return false;
     }
 
-    $base_work_dir = api_get_path(SYS_COURSE_PATH) .$_course['path'].'/work';
+    $base_work_dir = api_get_path(SYS_COURSE_PATH).$_course['path'].'/work';
     $work_data_url = $base_work_dir.$work_data['url'];
     $check = Security::check_abs_path($work_data_url.'/', $base_work_dir.'/');
 
@@ -863,7 +863,7 @@ 
 function get_work_path($id)
 {
     $table = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
-    $course_id  = api_get_course_int_id();
+    $course_id = api_get_course_int_id();
     $sql = 'SELECT url FROM '.$table.'
             WHERE c_id = '.$course_id.' AND id='.intval($id);
     $res = Database::query($sql);
@@ -984,9 +984,9 @@ 
     if ($handle = @opendir($directory)) {
         while (false !== ($file = readdir($handle))) {
             if ($file != '.' && $file != '..') {
-                if (is_dir($directory. '/' . $file)) {
-                    $array_items = array_merge($array_items, directory_to_array($directory. '/' . $file));
-                    $file = $directory . '/' . $file;
+                if (is_dir($directory.'/'.$file)) {
+                    $array_items = array_merge($array_items, directory_to_array($directory.'/'.$file));
+                    $file = $directory.'/'.$file;
                     $array_items[] = preg_replace("/\/\//si", '/', $file);
                 }
             }
@@ -1018,7 +1018,7 @@ 
 
     $work_table = Database :: get_course_table(TABLE_STUDENT_PUBLICATION);
 
-    for($i = 0; $i < count($only_dir); $i++) {
+    for ($i = 0; $i < count($only_dir); $i++) {
         $url = $only_dir[$i];
 
         $params = [
@@ -1058,7 +1058,7 @@ 
             if (is_dir($path_dir.'/'.$entry)) {
                 $count_dir++;
                 if ($recurse) {
-                    $count += count_dir($path_dir . '/' . $entry, $recurse);
+                    $count += count_dir($path_dir.'/'.$entry, $recurse);
                 }
             } else {
                 $count++;
@@ -1323,11 +1323,11 @@ 
         $courseInfo
     );
 
-    if (!in_array($direction, array('asc','desc'))) {
+    if (!in_array($direction, array('asc', 'desc'))) {
         $direction = 'desc';
     }
     if (!empty($where_condition)) {
-        $where_condition = ' AND ' . $where_condition;
+        $where_condition = ' AND '.$where_condition;
     }
 
     $column = !empty($column) ? Database::escape_string($column) : 'sent_date';
@@ -1470,7 +1470,7 @@ 
         $direction = 'desc';
     }
     if (!empty($where_condition)) {
-        $where_condition = ' AND ' . $where_condition;
+        $where_condition = ' AND '.$where_condition;
     }
 
     $column = !empty($column) ? Database::escape_string($column) : 'sent_date';
@@ -1527,7 +1527,7 @@ 
             );
 
             $work['amount'] = Display::label(
-                $countUniqueAttempts . '/' .
+                $countUniqueAttempts.'/'.
                 $totalUsers,
                 'success'
             );
@@ -1576,7 +1576,7 @@ 
                         array(),
                         ICON_SIZE_SMALL
                     ),
-                    api_get_path(WEB_CODE_PATH) . 'work/downloadfolder.inc.php?id=' . $workId . '&' . api_get_cidreq()
+                    api_get_path(WEB_CODE_PATH).'work/downloadfolder.inc.php?id='.$workId.'&'.api_get_cidreq()
                 );
             } else {
                 $downloadLink = Display::url(
@@ -1660,7 +1660,7 @@ 
     $userCondition = " AND u.user_id = $studentId ";
     $sessionCondition = " AND w.session_id = $sessionId ";
     $workCondition = " AND w_rel.work_id = $workId";
-    $workParentCondition  = " AND w.parent_id = $workId";
+    $workParentCondition = " AND w.parent_id = $workId";
 
     $sql = "(
                 $select1 FROM $userTable u
@@ -1768,7 +1768,7 @@ 
         }
 
         if ($allowEdition && !empty($itemId)) {
-            $deleteLink  = Display::url($deleteIcon, $urlDelete.'&item_id='.$itemId.'&id='.$workId);
+            $deleteLink = Display::url($deleteIcon, $urlDelete.'&item_id='.$itemId.'&id='.$workId);
         } else {
             $deleteLink = null;
         }
@@ -1849,7 +1849,7 @@ 
     $start = intval($start);
     $limit = intval($limit);
 
-    if (!in_array($direction, array('asc','desc'))) {
+    if (!in_array($direction, array('asc', 'desc'))) {
         $direction = 'desc';
     }
 
@@ -1917,13 +1917,13 @@ 
         $work_assignment = get_work_assignment_by_id($work_id);
 
         if (!empty($studentId)) {
-            $where_condition.= " AND u.user_id = ".intval($studentId);
+            $where_condition .= " AND u.user_id = ".intval($studentId);
         }
 
         $sql = " $select
                 FROM $work_condition  $user_condition
                 WHERE $extra_conditions $where_condition $condition_session
-                    AND u.status != " . INVITEE . "
+                    AND u.status != ".INVITEE."
                 ORDER BY $column $direction";
 
         if (!empty($start) && !empty($limit)) {
@@ -1980,7 +1980,7 @@ 
                     $qualification_string = Display::label('-');
                 } else {
                     $label = 'info';
-                    $relativeScore = $work['qualification']/$work_data['qualification'];
+                    $relativeScore = $work['qualification'] / $work_data['qualification'];
                     if ($relativeScore < 0.5) {
                         $label = 'important';
                     } elseif ($relativeScore < 0.75) {
@@ -2036,10 +2036,10 @@ 
                 // If URL is present then there's a file to download keep BC.
                 if ($work['contains_file'] || !empty($work['url'])) {
                     $link_to_download = '<a href="'.$url.'download.php?id='.$item_id.'&'.api_get_cidreq().'">'.
-                        Display::return_icon('save.png', get_lang('Save'),array(), ICON_SIZE_SMALL).'</a> ';
+                        Display::return_icon('save.png', get_lang('Save'), array(), ICON_SIZE_SMALL).'</a> ';
                 }
 
-                $send_to = Portfolio::share('work', $work['id'],  array('style' => 'white-space:nowrap;'));
+                $send_to = Portfolio::share('work', $work['id'], array('style' => 'white-space:nowrap;'));
 
                 $feedback = null;
                 $count = getWorkCommentCount($item_id, $course_info);
@@ -2058,7 +2058,7 @@ 
                 $work_date = api_convert_and_format_date($work['sent_date']);
 
                 $work['sent_date_from_db'] = $work['sent_date'];
-                $work['sent_date'] = '<div class="date-time">' . date_to_str_ago(api_get_local_time($work['sent_date'])) . ' ' . $add_string . ' ' . $work_date . '</div>';
+                $work['sent_date'] = '<div class="date-time">'.date_to_str_ago(api_get_local_time($work['sent_date'])).' '.$add_string.' '.$work_date.'</div>';
 
                 // Actions.
                 $correction = '';
@@ -2076,8 +2076,8 @@ 
                         Display::return_icon('default.png', get_lang('View'), array(), ICON_SIZE_SMALL).'</a> ';
 
                     if ($unoconv && empty($work['contains_file'])) {
-                        $action .=  '<a href="'.$url.'work_list_all.php?'.api_get_cidreq().'&id='.$work_id.'&action=export_to_doc&item_id='.$item_id.'" title="'.get_lang('ExportToDoc').'" >'.
-                            Display::return_icon('export_doc.png', get_lang('ExportToDoc'),array(), ICON_SIZE_SMALL).'</a> ';
+                        $action .= '<a href="'.$url.'work_list_all.php?'.api_get_cidreq().'&id='.$work_id.'&action=export_to_doc&item_id='.$item_id.'" title="'.get_lang('ExportToDoc').'" >'.
+                            Display::return_icon('export_doc.png', get_lang('ExportToDoc'), array(), ICON_SIZE_SMALL).'</a> ';
                     }
 
                     $correction = '
@@ -2120,9 +2120,9 @@ 
 
                     if ($locked) {
                         if ($qualification_exists) {
-                            $action .= Display::return_icon('rate_work_na.png', get_lang('CorrectAndRate'),array(), ICON_SIZE_SMALL);
+                            $action .= Display::return_icon('rate_work_na.png', get_lang('CorrectAndRate'), array(), ICON_SIZE_SMALL);
                         } else {
-                            $action .= Display::return_icon('edit_na.png', get_lang('Comment'),array(), ICON_SIZE_SMALL);
+                            $action .= Display::return_icon('edit_na.png', get_lang('Comment'), array(), ICON_SIZE_SMALL);
                         }
                     } else {
                         if ($qualification_exists) {
@@ -2136,45 +2136,45 @@ 
 
                     if ($work['contains_file']) {
                         if ($locked) {
-                            $action .= Display::return_icon('move_na.png', get_lang('Move'),array(), ICON_SIZE_SMALL);
+                            $action .= Display::return_icon('move_na.png', get_lang('Move'), array(), ICON_SIZE_SMALL);
                         } else {
                             $action .= '<a href="'.$url.'work.php?'.api_get_cidreq().'&action=move&item_id='.$item_id.'&id='.$work['parent_id'].'" title="'.get_lang('Move').'">'.
-                                Display::return_icon('move.png', get_lang('Move'),array(), ICON_SIZE_SMALL).'</a>';
+                                Display::return_icon('move.png', get_lang('Move'), array(), ICON_SIZE_SMALL).'</a>';
                         }
                     }
 
                     if ($work['accepted'] == '1') {
                         $action .= '<a href="'.$url.'work_list_all.php?'.api_get_cidreq().'&id='.$work_id.'&action=make_invisible&item_id='.$item_id.'" title="'.get_lang('Invisible').'" >'.
-                            Display::return_icon('visible.png', get_lang('Invisible'),array(), ICON_SIZE_SMALL).'</a>';
+                            Display::return_icon('visible.png', get_lang('Invisible'), array(), ICON_SIZE_SMALL).'</a>';
                     } else {
                         $action .= '<a href="'.$url.'work_list_all.php?'.api_get_cidreq().'&id='.$work_id.'&action=make_visible&item_id='.$item_id.'" title="'.get_lang('Visible').'" >'.
-                            Display::return_icon('invisible.png', get_lang('Visible'),array(), ICON_SIZE_SMALL).'</a> ';
+                            Display::return_icon('invisible.png', get_lang('Visible'), array(), ICON_SIZE_SMALL).'</a> ';
                     }
 
                     if ($locked) {
                         $action .= Display::return_icon('delete_na.png', get_lang('Delete'), '', ICON_SIZE_SMALL);
                     } else {
-                        $action .= '<a href="'.$url.'work_list_all.php?'.api_get_cidreq().'&id='.$work_id.'&action=delete&item_id='.$item_id.'" onclick="javascript:if(!confirm('."'".addslashes(api_htmlentities(get_lang('ConfirmYourChoice'),ENT_QUOTES))."'".')) return false;" title="'.get_lang('Delete').'" >'.
-                            Display::return_icon('delete.png', get_lang('Delete'),'',ICON_SIZE_SMALL).'</a>';
+                        $action .= '<a href="'.$url.'work_list_all.php?'.api_get_cidreq().'&id='.$work_id.'&action=delete&item_id='.$item_id.'" onclick="javascript:if(!confirm('."'".addslashes(api_htmlentities(get_lang('ConfirmYourChoice'), ENT_QUOTES))."'".')) return false;" title="'.get_lang('Delete').'" >'.
+                            Display::return_icon('delete.png', get_lang('Delete'), '', ICON_SIZE_SMALL).'</a>';
                     }
                 } elseif ($is_author && (empty($work['qualificator_id']) || $work['qualificator_id'] == 0)) {
                     $action .= '<a href="'.$url.'view.php?'.api_get_cidreq().'&id='.$item_id.'" title="'.get_lang('View').'">'.
-                        Display::return_icon('default.png', get_lang('View'),array(), ICON_SIZE_SMALL).'</a>';
+                        Display::return_icon('default.png', get_lang('View'), array(), ICON_SIZE_SMALL).'</a>';
 
                     if (api_get_course_setting('student_delete_own_publication') == 1) {
                         if (api_is_allowed_to_session_edit(false, true)) {
                             $action .= '<a href="'.$url.'edit.php?'.api_get_cidreq().'&item_id='.$item_id.'&id='.$work['parent_id'].'" title="'.get_lang('Modify').'">'.
-                                Display::return_icon('edit.png', get_lang('Comment'),array(), ICON_SIZE_SMALL).'</a>';
+                                Display::return_icon('edit.png', get_lang('Comment'), array(), ICON_SIZE_SMALL).'</a>';
                         }
-                        $action .= ' <a href="'.$url.'work_list.php?'.api_get_cidreq().'&action=delete&item_id='.$item_id.'&id='.$work['parent_id'].'" onclick="javascript:if(!confirm('."'".addslashes(api_htmlentities(get_lang('ConfirmYourChoice'),ENT_QUOTES))."'".')) return false;" title="'.get_lang('Delete').'"  >'.
-                            Display::return_icon('delete.png',get_lang('Delete'),'',ICON_SIZE_SMALL).'</a>';
+                        $action .= ' <a href="'.$url.'work_list.php?'.api_get_cidreq().'&action=delete&item_id='.$item_id.'&id='.$work['parent_id'].'" onclick="javascript:if(!confirm('."'".addslashes(api_htmlentities(get_lang('ConfirmYourChoice'), ENT_QUOTES))."'".')) return false;" title="'.get_lang('Delete').'"  >'.
+                            Display::return_icon('delete.png', get_lang('Delete'), '', ICON_SIZE_SMALL).'</a>';
                     } else {
-                        $action .= Display::return_icon('edit_na.png', get_lang('Modify'),array(), ICON_SIZE_SMALL);
+                        $action .= Display::return_icon('edit_na.png', get_lang('Modify'), array(), ICON_SIZE_SMALL);
                     }
                 } else {
                     $action .= '<a href="'.$url.'view.php?'.api_get_cidreq().'&id='.$item_id.'" title="'.get_lang('View').'">'.
-                        Display::return_icon('default.png', get_lang('View'),array(), ICON_SIZE_SMALL).'</a>';
-                    $action .= Display::return_icon('edit_na.png', get_lang('Modify'),array(), ICON_SIZE_SMALL);
+                        Display::return_icon('default.png', get_lang('View'), array(), ICON_SIZE_SMALL).'</a>';
+                    $action .= Display::return_icon('edit_na.png', get_lang('Modify'), array(), ICON_SIZE_SMALL);
                 }
 
                 // Status.
@@ -2207,7 +2207,7 @@ 
     $_course = api_get_course_info();
     $task_id = $task_data['id'];
     $task_title = !empty($task_data['title']) ? $task_data['title'] : basename($task_data['url']);
-    $subject = '[' . api_get_setting('siteName') . '] ';
+    $subject = '['.api_get_setting('siteName').'] ';
 
     // The body can be as long as you wish, and any combination of text and variables
     $content = get_lang('ReminderToSubmitPendingTask')."\n".get_lang('CourseName').' : '.$_course['name']."\n";
@@ -2218,7 +2218,7 @@ 
     $mails_sent_to = array();
     foreach ($list_users as $user) {
         $name_user = api_get_person_name($user[1], $user[0], null, PERSON_NAME_EMAIL_ADDRESS);
-        $dear_line = get_lang('Dear')." ".api_get_person_name($user[1], $user[0]) .", \n\n";
+        $dear_line = get_lang('Dear')." ".api_get_person_name($user[1], $user[0]).", \n\n";
         $body      = $dear_line.$content;
         MessageManager::send_message($user[3], $subject, $body);
         $mails_sent_to[] = $name_user;
@@ -2247,22 +2247,22 @@ 
     } else {
         $students = CourseManager::get_student_list_from_course_code($courseCode, true, $sessionId);
     }
-    $emailsubject = '[' . api_get_setting('siteName') . '] '.get_lang('HomeworkCreated');
+    $emailsubject = '['.api_get_setting('siteName').'] '.get_lang('HomeworkCreated');
     $currentUser = api_get_user_info(api_get_user_id());
     if (!empty($students)) {
-        foreach($students as $student) {
+        foreach ($students as $student) {
             $user_info = api_get_user_info($student["user_id"]);
-            if(!empty($user_info["mail"])) {
+            if (!empty($user_info["mail"])) {
                 $name_user = api_get_person_name(
                     $user_info["firstname"],
                     $user_info["lastname"],
                     null,
                     PERSON_NAME_EMAIL_ADDRESS
                 );
-                $link = api_get_path(WEB_CODE_PATH) . 'work/work_list_all.php?' . api_get_cidreq() . '&id=' . $workId;
+                $link = api_get_path(WEB_CODE_PATH).'work/work_list_all.php?'.api_get_cidreq().'&id='.$workId;
                 $emailbody = get_lang('Dear')." ".$name_user.",\n\n";
                 $emailbody .= get_lang('HomeworkHasBeenCreatedForTheCourse')." ".$courseCode.". "."\n\n".
-                    '<a href="'. $link . '">' . get_lang('PleaseCheckHomeworkPage') . '</a>';
+                    '<a href="'.$link.'">'.get_lang('PleaseCheckHomeworkPage').'</a>';
                 $emailbody .= "\n\n".api_get_person_name($currentUser["firstname"], $currentUser["lastname"]);
 
                 $additionalParameters = array(
@@ -2304,7 +2304,7 @@ 
     $url = Database::escape_string($url);
     $sql = "SELECT id FROM $work_table WHERE url='$url'";
     $result = Database::query($sql);
-    if (Database::num_rows($result)> 0) {
+    if (Database::num_rows($result) > 0) {
         $row = Database::fetch_row($result);
         if (empty($row)) {
             return false;
@@ -2326,7 +2326,7 @@ 
 {
     $output = '<select name="'.$name.'" id="'.$name.'">';
     foreach ($values as $key => $value) {
-        $output .= '<option value="'.$key.'" '.(($checked==$key) ? 'selected="selected"' : '').'>'.$value.'</option>';
+        $output .= '<option value="'.$key.'" '.(($checked == $key) ? 'selected="selected"' : '').'>'.$value.'</option>';
     }
     $output .= '</select>';
     return $output;
@@ -2340,9 +2340,9 @@ 
  */
 function make_checkbox($name, $checked = '', $label = null)
 {
-    $check = '<input id ="'.$name.'" type="checkbox" value="1" name="'.$name.'" '.((!empty($checked))?'checked="checked"':'').'/>';
+    $check = '<input id ="'.$name.'" type="checkbox" value="1" name="'.$name.'" '.((!empty($checked)) ? 'checked="checked"' : '').'/>';
     if (!empty($label)) {
-        $check .="<label for ='$name'>$label</label>";
+        $check .= "<label for ='$name'>$label</label>";
     }
     return $check;
 }
@@ -2496,7 +2496,7 @@ 
     }
 
     if (!empty($studentId)) {
-        $sql_users.= " AND u.user_id = ".intval($studentId);
+        $sql_users .= " AND u.user_id = ".intval($studentId);
     }
 
     $group_id = api_get_group_id();
@@ -2506,7 +2506,7 @@ 
     if ($group_id) {
         $group_user_list = GroupManager::get_subscribed_users($group_id);
         if (!empty($group_user_list)) {
-            foreach($group_user_list as $group_user) {
+            foreach ($group_user_list as $group_user) {
                 $new_group_user_list[] = $group_user['user_id'];
             }
         }
@@ -2927,7 +2927,7 @@ 
 function getWorkComments($work)
 {
     $commentTable = Database::get_course_table(TABLE_STUDENT_PUBLICATION_ASSIGNMENT_COMMENT);
-    $userTable= Database::get_main_table(TABLE_MAIN_USER);
+    $userTable = Database::get_main_table(TABLE_MAIN_USER);
 
     $courseId = intval($work['c_id']);
     $workId = intval($work['id']);
@@ -3610,7 +3610,7 @@ 
             null,
             PERSON_NAME_EMAIL_ADDRESS
         );
-        $subject = "[" . api_get_setting('siteName') . "] ".get_lang('SendMailBody')."\n ".get_lang('CourseName').": ".$courseInfo['name']."  ";
+        $subject = "[".api_get_setting('siteName')."] ".get_lang('SendMailBody')."\n ".get_lang('CourseName').": ".$courseInfo['name']."  ";
         foreach ($user_list as $user_data) {
             $to_user_id = $user_data['user_id'];
             $user_info = api_get_user_info($to_user_id);
@@ -3659,7 +3659,7 @@ 
 
     $title = $values['title'];
     $description = $values['description'];
-    $contains_file = isset($values['contains_file']) && !empty($values['contains_file']) ? intval($values['contains_file']): 0;
+    $contains_file = isset($values['contains_file']) && !empty($values['contains_file']) ? intval($values['contains_file']) : 0;
 
     $saveWork = true;
     $message = null;
@@ -4026,8 +4026,8 @@ 
                     LINK_STUDENTPUBLICATION,
                     $workId,
                     $params['new_dir'],
-                    (float)$params['weight'],
-                    (float)$params['qualification'],
+                    (float) $params['weight'],
+                    (float) $params['qualification'],
                     $params['description'],
                     1,
                     api_get_session_id()
@@ -4287,15 +4287,15 @@ 
     // changing the tool setting: is a student allowed to delete his/her own document
 
     // counting the number of occurrences of this setting (if 0 => add, if 1 => update)
-    $query = "SELECT * FROM " . $table_course_setting . "
+    $query = "SELECT * FROM ".$table_course_setting."
               WHERE c_id = $courseId AND variable = 'student_delete_own_publication'";
 
     $result = Database::query($query);
     $number_of_setting = Database::num_rows($result);
 
     if ($number_of_setting == 1) {
-        $query = "UPDATE " . $table_course_setting . " SET
-                  value='" . Database::escape_string($studentDeleteOwnPublication) . "'
+        $query = "UPDATE ".$table_course_setting." SET
+                  value='" . Database::escape_string($studentDeleteOwnPublication)."'
                   WHERE variable = 'student_delete_own_publication' AND c_id = $courseId";
         Database::query($query);
     } else {
@@ -4334,9 +4334,9 @@ 
     $work_table = Database :: get_course_table(TABLE_STUDENT_PUBLICATION);
     $item_id = intval($item_id);
     $course_id = $course_info['real_id'];
-    $sql = "UPDATE  " . $work_table . "
+    $sql = "UPDATE  ".$work_table."
             SET accepted = 0
-            WHERE c_id = $course_id AND id = '" . $item_id . "'";
+            WHERE c_id = $course_id AND id = '".$item_id."'";
     Database::query($sql);
     api_item_property_update(
         $course_info,
@@ -4480,7 +4480,7 @@ 
                 $courseCode,
                 $sessionId,
                 $limitString,
-                $orderBy ,
+                $orderBy,
                 STUDENT,
                 $getCount
             );
@@ -4817,8 +4817,8 @@ 
     if (!empty($sessionId)) {
         $sessionInfo = api_get_session_info($sessionId);
         if (!empty($sessionInfo)) {
-            $header .= ' - ' . $sessionInfo['name'];
-            $header .= '<br />' . $sessionInfo['description'];
+            $header .= ' - '.$sessionInfo['name'];
+            $header .= '<br />'.$sessionInfo['description'];
             $teachers = SessionManager::getCoachesByCourseSessionToString(
                 $sessionId,
                 $courseInfo['real_id']
@@ -4834,12 +4834,12 @@ 
     $expiresOn = null;
 
     if (!empty($assignment) && isset($assignment['expires_on'])) {
-        $content .= '<br /><strong>' . get_lang('ExpirationDate') . '</strong>: ' . api_get_local_time($assignment['expires_on']);
+        $content .= '<br /><strong>'.get_lang('ExpirationDate').'</strong>: '.api_get_local_time($assignment['expires_on']);
         $expiresOn = api_get_local_time($assignment['expires_on']);
     }
 
     if (!empty($workData['description'])) {
-        $content .= '<br /><strong>' . get_lang('Description') . '</strong>: ' . $workData['description'];
+        $content .= '<br /><strong>'.get_lang('Description').'</strong>: '.$workData['description'];
     }
 
     $workList = get_work_user_list(null, null, null, null, $workId);
@@ -4860,7 +4860,7 @@ 
                 );
 
                 $column = 0;
-                foreach($headers as $header) {
+                foreach ($headers as $header) {
                     $table->setHeaderContents(0, $column, $header);
                     $column++;
                 }
@@ -4908,7 +4908,7 @@ 
 
                 if (!empty($content)) {
                     $params = array(
-                        'filename' => $workData['title'] . '_' . api_get_local_time(),
+                        'filename' => $workData['title'].'_'.api_get_local_time(),
                         'pdf_title' => api_replace_dangerous_char($workData['title']),
                         'course_code' => $courseInfo['code'],
                         'add_signatures' => false
@@ -4939,7 +4939,7 @@ 
     $tempZipFile = api_get_path(SYS_ARCHIVE_PATH).api_get_unique_id().".zip";
     $coursePath = api_get_path(SYS_COURSE_PATH).$courseInfo['path'].'/work/';
 
-    $zip  = new PclZip($tempZipFile);
+    $zip = new PclZip($tempZipFile);
 
     $workPerUser = getWorkPerUser($userId);
 

plugin/advanced_subscription/src/AdvancedSubscriptionPlugin.php

Doc Comments +7 added lines, -7 removed lines

@@ -370,7 +370,7 @@ 
      * Register a user into a queue for a session
      * @param $userId
      * @param $sessionId
-     * @return bool|int
+     * @return false|string
      */
     public function addToQueue($userId, $sessionId)
     {
@@ -396,7 +396,7 @@ 
      * Register message with type and status
      * @param $mailId
      * @param $userId
-     * @param $sessionId
+     * @param integer $sessionId
      * @return bool|int
      */
     public function saveLastMessage($mailId, $userId, $sessionId)
@@ -509,7 +509,7 @@ 
 
     /**
      * Check if session is open for subscription
-     * @param $sessionId
+     * @param integer $sessionId
      * @param string $fieldVariable
      * @return bool
      */
@@ -531,8 +531,8 @@ 
 
     /**
      * Check if user is in the session's target group based on its area
-     * @param $userId
-     * @param $sessionId
+     * @param integer $userId
+     * @param integer $sessionId
      * @param string $userFieldVariable
      * @param string $sessionFieldVariable
      * @return bool
@@ -1002,7 +1002,7 @@ 
     /**
      * Return the session details data from a session ID (including the extra
      * fields used for the advanced subscription mechanism)
-     * @param $sessionId
+     * @param integer $sessionId
      * @return bool|mixed
      */
     public function getSessionDetails($sessionId)
@@ -1102,7 +1102,7 @@ 
 
     /**
      * Return the url to go to session
-     * @param $sessionId
+     * @param integer $sessionId
      *
      * @return string
      */

Indentation +1 added lines, -1 removed lines

@@ -1069,7 +1069,7 @@
      */
     public function getStatusMessage($status, $isAble = true)
     {
-	$message = '';
+    $message = '';
         switch ($status) {
             case ADVANCED_SUBSCRIPTION_QUEUE_STATUS_NO_QUEUE:
                 if ($isAble) {

Spacing +41 added lines, -42 removed lines

@@ -106,15 +106,15 @@ 
     {
         $advancedSubscriptionQueueTable = Database::get_main_table(TABLE_ADVANCED_SUBSCRIPTION_QUEUE);
 
-        $sql = "CREATE TABLE IF NOT EXISTS $advancedSubscriptionQueueTable (" .
-            "id int UNSIGNED NOT NULL AUTO_INCREMENT, " .
-            "session_id int UNSIGNED NOT NULL, " .
-            "user_id int UNSIGNED NOT NULL, " .
-            "status int UNSIGNED NOT NULL, " .
-            "last_message_id int UNSIGNED NOT NULL, " .
-            "created_at datetime NOT NULL, " .
-            "updated_at datetime NULL, " .
-            "PRIMARY KEY PK_advanced_subscription_queue (id), " .
+        $sql = "CREATE TABLE IF NOT EXISTS $advancedSubscriptionQueueTable (".
+            "id int UNSIGNED NOT NULL AUTO_INCREMENT, ".
+            "session_id int UNSIGNED NOT NULL, ".
+            "user_id int UNSIGNED NOT NULL, ".
+            "status int UNSIGNED NOT NULL, ".
+            "last_message_id int UNSIGNED NOT NULL, ".
+            "created_at datetime NOT NULL, ".
+            "updated_at datetime NULL, ".
+            "PRIMARY KEY PK_advanced_subscription_queue (id), ".
             "UNIQUE KEY UK_advanced_subscription_queue (user_id, session_id)); ";
         Database::query($sql);
     }
@@ -265,11 +265,10 @@ 
         $now = new DateTime(api_get_utc_datetime());
         $newYearDate = $plugin->get('course_session_credit_year_start_date');
         $newYearDate = !empty($newYearDate) ?
-            new \DateTime($newYearDate . $now->format('/Y')) :
-            $now;
+            new \DateTime($newYearDate.$now->format('/Y')) : $now;
         $extra = new ExtraFieldValue('session');
-        $joinSessionTable = Database::get_main_table(TABLE_MAIN_SESSION_USER) . ' su INNER JOIN ' .
-            Database::get_main_table(TABLE_MAIN_SESSION) . ' s ON s.id = su.session_id';
+        $joinSessionTable = Database::get_main_table(TABLE_MAIN_SESSION_USER).' su INNER JOIN '.
+            Database::get_main_table(TABLE_MAIN_SESSION).' s ON s.id = su.session_id';
         $whereSessionParams = 'su.relation_type = ? AND s.access_start_date >= ? AND su.user_id = ?';
         $whereSessionParamsValues = array(
             0,
@@ -734,14 +733,14 @@ 
                     $tpl->assign('termsContent', $termsAndConditions);
                     $termsAndConditions = $tpl->fetch('/advanced_subscription/views/terms_and_conditions_to_pdf.tpl');
                     $pdf = new PDF();
-                    $filename = 'terms' . sha1(rand(0,99999));
+                    $filename = 'terms'.sha1(rand(0, 99999));
                     $pdf->content_to_pdf($termsAndConditions, null, $filename, null, 'F');
                     $fileAttachments['file'][] = array(
-                        'name' => $filename . '.pdf',
-                        'application/pdf' => $filename . '.pdf',
-                        'tmp_name' => api_get_path(SYS_ARCHIVE_PATH) . $filename . '.pdf',
+                        'name' => $filename.'.pdf',
+                        'application/pdf' => $filename.'.pdf',
+                        'tmp_name' => api_get_path(SYS_ARCHIVE_PATH).$filename.'.pdf',
                         'error' => UPLOAD_ERR_OK,
-                        'size' => filesize(api_get_path(SYS_ARCHIVE_PATH) . $filename . '.pdf'),
+                        'size' => filesize(api_get_path(SYS_ARCHIVE_PATH).$filename.'.pdf'),
                     );
                     $fileAttachments['comments'][] = get_lang('TermsAndConditions');
                 }
@@ -1032,7 +1031,7 @@ 
 
             $mergedArray = array_merge(array($sessionId), array_keys($fields));
 
-            $sql = "SELECT * FROM " . Database::get_main_table(TABLE_EXTRA_FIELD_VALUES) ."
+            $sql = "SELECT * FROM ".Database::get_main_table(TABLE_EXTRA_FIELD_VALUES)."
                     WHERE item_id = %d AND field_id IN (%d, %d, %d, %d, %d, %d, %d)";
             $sql = vsprintf($sql, $mergedArray);
             $sessionFieldValueList = Database::query($sql);
@@ -1048,10 +1047,10 @@ 
             $sessionArray['description'] = SessionManager::getDescriptionFromSessionId($sessionId);
 
             if (isset($sessionArray['brochure'])) {
-                $sessionArray['brochure'] = api_get_path(WEB_UPLOAD_PATH) . $sessionArray['brochure'];
+                $sessionArray['brochure'] = api_get_path(WEB_UPLOAD_PATH).$sessionArray['brochure'];
             }
             if (isset($sessionArray['banner'])) {
-                $sessionArray['banner'] = api_get_path(WEB_UPLOAD_PATH) . $sessionArray['banner'];
+                $sessionArray['banner'] = api_get_path(WEB_UPLOAD_PATH).$sessionArray['banner'];
             }
 
             return $sessionArray;
@@ -1108,7 +1107,7 @@ 
      */
     public function getSessionUrl($sessionId)
     {
-        $url = api_get_path(WEB_CODE_PATH) . 'session/?session_id=' . intval($sessionId);
+        $url = api_get_path(WEB_CODE_PATH).'session/?session_id='.intval($sessionId);
 
         return $url;
     }
@@ -1157,16 +1156,16 @@ 
      */
     public function getQueueUrl($params)
     {
-        $url = api_get_path(WEB_PLUGIN_PATH) . 'advanced_subscription/ajax/advanced_subscription.ajax.php?' .
-            'a=' . Security::remove_XSS($params['action']) . '&' .
-            's=' . intval($params['sessionId']) . '&' .
-            'current_user_id=' . intval($params['currentUserId']) . '&' .
-            'e=' . intval($params['newStatus']) . '&' .
-            'u=' . intval($params['studentUserId']) . '&' .
-            'q=' . intval($params['queueId']) . '&' .
-            'is_connected=' . 1 . '&' .
-            'profile_completed=' . intval($params['profile_completed']) . '&' .
-            'v=' . $this->generateHash($params);
+        $url = api_get_path(WEB_PLUGIN_PATH).'advanced_subscription/ajax/advanced_subscription.ajax.php?'.
+            'a='.Security::remove_XSS($params['action']).'&'.
+            's='.intval($params['sessionId']).'&'.
+            'current_user_id='.intval($params['currentUserId']).'&'.
+            'e='.intval($params['newStatus']).'&'.
+            'u='.intval($params['studentUserId']).'&'.
+            'q='.intval($params['queueId']).'&'.
+            'is_connected='.1.'&'.
+            'profile_completed='.intval($params['profile_completed']).'&'.
+            'v='.$this->generateHash($params);
 
         return $url;
     }
@@ -1219,7 +1218,7 @@ 
         }
         $queueTable = Database::get_main_table(TABLE_ADVANCED_SUBSCRIPTION_QUEUE);
         $userTable = Database::get_main_table(TABLE_MAIN_USER);
-        $userJoinTable = $queueTable . ' q INNER JOIN ' . $userTable . ' u ON q.user_id = u.user_id';
+        $userJoinTable = $queueTable.' q INNER JOIN '.$userTable.' u ON q.user_id = u.user_id';
         $where = array(
             'where' => array(
                 'q.session_id = ?' => array(
@@ -1232,7 +1231,7 @@ 
         $students = Database::select($select, $userJoinTable, $where);
         foreach ($students as &$student) {
             $status = intval($student['status']);
-            switch($status) {
+            switch ($status) {
                 case ADVANCED_SUBSCRIPTION_QUEUE_STATUS_NO_QUEUE:
                 case ADVANCED_SUBSCRIPTION_QUEUE_STATUS_START:
                     $student['validation'] = '';
@@ -1246,7 +1245,7 @@ 
                     $student['validation'] = 'Yes';
                     break;
                 default:
-                    error_log(__FILE__ . ' ' . __FUNCTION__ . ' Student status no detected');
+                    error_log(__FILE__.' '.__FUNCTION__.' Student status no detected');
             }
         }
         $return = array(
@@ -1295,7 +1294,7 @@ 
         $dataPrepared['queueId'] = intval($data['queueId']);
         $dataPrepared['newStatus'] = intval($data['newStatus']);
         $dataPrepared = serialize($dataPrepared);
-        return sha1($dataPrepared . $key);
+        return sha1($dataPrepared.$key);
     }
 
     /**
@@ -1350,12 +1349,12 @@ 
                 break;
         }
 
-        $url = api_get_path(WEB_PLUGIN_PATH) . "advanced_subscription/src/terms_and_conditions.php?";
+        $url = api_get_path(WEB_PLUGIN_PATH)."advanced_subscription/src/terms_and_conditions.php?";
         $url .= http_build_query($urlParams);
 
         // Launch popup
         if ($mode == ADVANCED_SUBSCRIPTION_TERMS_MODE_POPUP) {
-            $url = 'javascript:void(window.open(\'' . $url .'\',\'AdvancedSubscriptionTerms\', \'toolbar=no,location=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=700px,height=600px\', \'100\' ))';
+            $url = 'javascript:void(window.open(\''.$url.'\',\'AdvancedSubscriptionTerms\', \'toolbar=no,location=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=700px,height=600px\', \'100\' ))';
         }
         return $url;
     }
@@ -1367,9 +1366,9 @@ 
      */
     public function getRenderMailUrl($params)
     {
-        $url = api_get_path(WEB_PLUGIN_PATH) . 'advanced_subscription/src/render_mail.php?' .
-            'q=' . $params['queueId'] . '&' .
-            'v=' . $this->generateHash($params);
+        $url = api_get_path(WEB_PLUGIN_PATH).'advanced_subscription/src/render_mail.php?'.
+            'q='.$params['queueId'].'&'.
+            'v='.$this->generateHash($params);
         return $url;
     }
 
@@ -1440,7 +1439,7 @@ 
                 sf.extra_field_type = $extraFieldType AND
                 sf.variable = 'is_induction_session' AND
                 su.relation_type = 0 AND
-                su.user_id = " . intval($userId);
+                su.user_id = ".intval($userId);
 
         $result = Database::query($sql);
 

plugin/bbb/lib/bbb.lib.php

Doc Comments +2 added lines, -2 removed lines

@@ -240,7 +240,7 @@ 
     /**
      * Returns a meeting "join" URL
      * @param string The name of the meeting (usually the course code)
-     * @return mixed The URL to join the meeting, or false on error
+     * @return false|string The URL to join the meeting, or false on error
      * @todo implement moderator pass
      * @assert ('') === false
      * @assert ('abcdefghijklmnopqrstuvwxyzabcdefghijklmno') === false
@@ -647,7 +647,7 @@ 
      * Closes a meeting (usually when the user click on the close button from
      * the conferences listing.
      * @param string The internal ID of the meeting (id field for this meeting)
-     * @return void
+     * @return false|null
      * @assert (0) === false
      */
     public function endMeeting($id)

Spacing +35 added lines, -35 removed lines

@@ -166,13 +166,13 @@ 
         }
 
         $params['attendee_pw'] = isset($params['moderator_pw']) ? $params['moderator_pw'] : $courseCode;
-        $attendeePassword =  $params['attendee_pw'];
+        $attendeePassword = $params['attendee_pw'];
         $params['moderator_pw'] = isset($params['moderator_pw']) ? $params['moderator_pw'] : $this->getModMeetingPassword();
         $moderatorPassword = $params['moderator_pw'];
 
         $params['record'] = api_get_course_setting('big_blue_button_record_and_store', $courseCode) == 1 ? true : false;
         $max = api_get_course_setting('big_blue_button_max_students_allowed', $courseCode);
-        $max =  isset($max) ? $max : -1;
+        $max = isset($max) ? $max : -1;
 
         $params['status'] = 1;
         // Generate a pseudo-global-unique-id to avoid clash of conferences on
@@ -203,23 +203,23 @@ 
             $duration = 300;
 
             $bbbParams = array(
-                'meetingId' => $params['remote_id'], 					// REQUIRED
-                'meetingName' => $meetingName, 	// REQUIRED
-                'attendeePw' => $attendeePassword, 					// Match this value in getJoinMeetingURL() to join as attendee.
-                'moderatorPw' => $moderatorPassword, 					// Match this value in getJoinMeetingURL() to join as moderator.
-                'welcomeMsg' => $welcomeMessage, 					// ''= use default. Change to customize.
-                'dialNumber' => '', 					// The main number to call into. Optional.
-                'voiceBridge' => $params['voice_bridge'], 					// PIN to join voice. Required.
-                'webVoice' => '', 						// Alphanumeric to join voice. Optional.
+                'meetingId' => $params['remote_id'], // REQUIRED
+                'meetingName' => $meetingName, // REQUIRED
+                'attendeePw' => $attendeePassword, // Match this value in getJoinMeetingURL() to join as attendee.
+                'moderatorPw' => $moderatorPassword, // Match this value in getJoinMeetingURL() to join as moderator.
+                'welcomeMsg' => $welcomeMessage, // ''= use default. Change to customize.
+                'dialNumber' => '', // The main number to call into. Optional.
+                'voiceBridge' => $params['voice_bridge'], // PIN to join voice. Required.
+                'webVoice' => '', // Alphanumeric to join voice. Optional.
                 'logoutUrl' =>  $this->logoutUrl,
-                'maxParticipants' => $max, 				// Optional. -1 = unlimitted. Not supported in BBB. [number]
-                'record' => $record, 					// New. 'true' will tell BBB to record the meeting.
-                'duration' => $duration, 				// Default = 0 which means no set duration in minutes. [number]
+                'maxParticipants' => $max, // Optional. -1 = unlimitted. Not supported in BBB. [number]
+                'record' => $record, // New. 'true' will tell BBB to record the meeting.
+                'duration' => $duration, // Default = 0 which means no set duration in minutes. [number]
                 //'meta_category' => '', 				// Use to pass additional info to BBB server. See API docs.
             );
 
             if ($this->debug) {
-                error_log("create_meeting params: ".print_r($bbbParams,1));
+                error_log("create_meeting params: ".print_r($bbbParams, 1));
             }
 
             $status = false;
@@ -232,7 +232,7 @@ 
                 if (isset($result) && strval($result['returncode']) == 'SUCCESS') {
                     if ($this->debug) {
                         error_log(
-                            "create_meeting result: " . print_r($result, 1)
+                            "create_meeting result: ".print_r($result, 1)
                         );
                     }
                     $meeting = $this->joinMeeting($meetingName, true);
@@ -263,7 +263,7 @@ 
 
         $courseId = api_get_course_int_id();
         $sessionId = api_get_session_id();
-        $conditions =  array(
+        $conditions = array(
             'where' => array(
                 'c_id = ? AND session_id = ? AND meeting_name = ? AND status = 1 ' =>
                     array($courseId, $sessionId, $meetingName)
@@ -272,7 +272,7 @@ 
 
         if ($this->hasGroupSupport()) {
             $groupId = api_get_group_id();
-            $conditions =  array(
+            $conditions = array(
                 'where' => array(
                     'c_id = ? AND session_id = ? AND meeting_name = ? AND group_id = ? AND status = 1 ' =>
                         array($courseId, $sessionId, $meetingName, $groupId)
@@ -369,7 +369,7 @@ 
 
             if ($this->debug) {
                 error_log(
-                    "meeting is running: " . intval($meetingInfoExists)
+                    "meeting is running: ".intval($meetingInfoExists)
                 );
             }
 
@@ -386,11 +386,11 @@ 
 
         if ($meetingInfoExists) {
             $joinParams = array(
-                'meetingId' => $meetingData['remote_id'],	//	-- REQUIRED - A unique id for the meeting
-                'username' => $this->userCompleteName,	//-- REQUIRED - The name that will display for the user in the meeting
-                'password' => $pass,			//-- REQUIRED - The attendee or moderator password, depending on what's passed here
+                'meetingId' => $meetingData['remote_id'], //	-- REQUIRED - A unique id for the meeting
+                'username' => $this->userCompleteName, //-- REQUIRED - The name that will display for the user in the meeting
+                'password' => $pass, //-- REQUIRED - The attendee or moderator password, depending on what's passed here
                 //'createTime' => api_get_utc_datetime(),			//-- OPTIONAL - string. Leave blank ('') unless you set this correctly.
-                'userID' => api_get_user_id(),				//-- OPTIONAL - string
+                'userID' => api_get_user_id(), //-- OPTIONAL - string
                 'webVoiceConf' => ''	//	-- OPTIONAL - string
             );
             $url = $this->api->getJoinMeetingURL($joinParams);
@@ -399,7 +399,7 @@ 
             $url = $this->logoutUrl;
         }
         if ($this->debug) {
-            error_log("return url :" . $url);
+            error_log("return url :".$url);
         }
 
         return $url;
@@ -441,7 +441,7 @@ 
         $courseId = api_get_course_int_id();
         $sessionId = api_get_session_id();
 
-        $conditions =  array(
+        $conditions = array(
             'where' => array(
                 'c_id = ? AND session_id = ? ' => array(
                     $courseId,
@@ -452,7 +452,7 @@ 
 
         if ($this->hasGroupSupport()) {
             $groupId = api_get_group_id();
-            $conditions =  array(
+            $conditions = array(
                 'where' => array(
                     'c_id = ? AND session_id = ? AND group_id = ? ' =>
                         array($courseId, $sessionId, $groupId)
@@ -487,7 +487,7 @@ 
             }
             $meetingBBB['end_url'] = $this->endUrl($meetingDB);
 
-            if ((string)$meetingBBB['returncode'] == 'FAILED') {
+            if ((string) $meetingBBB['returncode'] == 'FAILED') {
                 if ($meetingDB['status'] == 1 && $this->isConferenceManager()) {
                     $this->endMeeting($meetingDB['id']);
                 }
@@ -657,7 +657,7 @@ 
                     $item['action_links'] = implode('<br />', $actionLinksArray);
                 }
                 //var_dump($recordArray);
-                $item['show_links']  = implode('<br />', $recordArray);
+                $item['show_links'] = implode('<br />', $recordArray);
                 $item['action_links'] = implode('<br />', $actionLinksArray);
             }
 
@@ -670,11 +670,11 @@ 
 
             if ($meetingDB['status'] == 1) {
                 $joinParams = array(
-                    'meetingId' => $meetingDB['remote_id'],		//-- REQUIRED - A unique id for the meeting
-                    'username' => $this->userCompleteName,	//-- REQUIRED - The name that will display for the user in the meeting
-                    'password' => $pass,			//-- REQUIRED - The attendee or moderator password, depending on what's passed here
-                    'createTime' => '',			//-- OPTIONAL - string. Leave blank ('') unless you set this correctly.
-                    'userID' => '',			//	-- OPTIONAL - string
+                    'meetingId' => $meetingDB['remote_id'], //-- REQUIRED - A unique id for the meeting
+                    'username' => $this->userCompleteName, //-- REQUIRED - The name that will display for the user in the meeting
+                    'password' => $pass, //-- REQUIRED - The attendee or moderator password, depending on what's passed here
+                    'createTime' => '', //-- OPTIONAL - string. Leave blank ('') unless you set this correctly.
+                    'userID' => '', //	-- OPTIONAL - string
                     'webVoiceConf' => ''	//	-- OPTIONAL - string
                 );
                 $item['go_url'] = $this->protocol.$this->api->getJoinMeetingURL($joinParams);
@@ -735,8 +735,8 @@ 
         $pass = $this->getUserMeetingPassword();
 
         $endParams = array(
-            'meetingId' => $meetingData['remote_id'],   // REQUIRED - We have to know which meeting to end.
-            'password' => $pass,        // REQUIRED - Must match moderator pass for meeting.
+            'meetingId' => $meetingData['remote_id'], // REQUIRED - We have to know which meeting to end.
+            'password' => $pass, // REQUIRED - Must match moderator pass for meeting.
         );
         $this->api->endMeetingWithXmlResponseArray($endParams);
         Database::update(
@@ -961,7 +961,7 @@ 
      */
     public function redirectToBBB($url)
     {
-        if (file_exists(__DIR__ . '/../config.vm.php')) {
+        if (file_exists(__DIR__.'/../config.vm.php')) {
             // Using VM
             echo Display::url(get_lang('ClickToContinue'), $url);
             exit;

plugin/bbb/lib/bbb_api.php

Doc Comments +3 added lines

@@ -59,6 +59,9 @@
 		$this->_bbbServerBaseUrl 	= CONFIG_SERVER_BASE_URL;
 	}
 
+	/**
+	 * @param string $url
+	 */
 	private function _processXmlResponse($url){
 	/*
 	A private utility method used by other public methods to process XML responses.

Spacing +21 added lines, -21 removed lines

@@ -55,25 +55,25 @@ 
 	*/
 		// BASE CONFIGS - set these for your BBB server in config.php and they will
 		// simply flow in here via the constants:
-		$this->_securitySalt 		= CONFIG_SECURITY_SALT;
-		$this->_bbbServerBaseUrl 	= CONFIG_SERVER_BASE_URL;
+		$this->_securitySalt = CONFIG_SECURITY_SALT;
+		$this->_bbbServerBaseUrl = CONFIG_SERVER_BASE_URL;
 	}
 
-	private function _processXmlResponse($url){
+	private function _processXmlResponse($url) {
 	/*
 	A private utility method used by other public methods to process XML responses.
 	*/
 		if (extension_loaded('curl')) {
-			$ch = curl_init() or die ( curl_error($ch) );
+			$ch = curl_init() or die (curl_error($ch));
 			$timeout = 10;
-			curl_setopt( $ch, CURLOPT_SSL_VERIFYPEER, false);
-			curl_setopt( $ch, CURLOPT_URL, $url );
-			curl_setopt( $ch, CURLOPT_RETURNTRANSFER, 1 );
-			curl_setopt( $ch, CURLOPT_CONNECTTIMEOUT, $timeout);
-			$data = curl_exec( $ch );
-			curl_close( $ch );
-
-			if($data)
+			curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
+			curl_setopt($ch, CURLOPT_URL, $url);
+			curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
+			curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, $timeout);
+			$data = curl_exec($ch);
+			curl_close($ch);
+
+			if ($data)
 				return (new SimpleXMLElement($data));
 			else
 				return false;
@@ -137,10 +137,10 @@ 
 		'&duration='.urlencode($creationParams['duration']);
 		//'&meta_category='.urlencode($creationParams['meta_category']);
 		$welcomeMessage = $creationParams['welcomeMsg'];
-		if(trim($welcomeMessage))
+		if (trim($welcomeMessage))
 			$params .= '&welcome='.urlencode($welcomeMessage);
 		// Return the complete URL:
-		return ( $creationUrl.$params.'&checksum='.sha1("create".$params.$this->_securitySalt) );
+		return ($creationUrl.$params.'&checksum='.sha1("create".$params.$this->_securitySalt));
 	}
 
 	public function createMeetingWithXmlResponseArray($creationParams) {
@@ -165,7 +165,7 @@ 
 		$xml = $this->_processXmlResponse($this->getCreateMeetingURL($creationParams));
 
         if ($xml) {
-			if($xml->meetingID)
+			if ($xml->meetingID)
 				return array(
 					'returncode' => $xml->returncode,
 					'message' => $xml->message,
@@ -283,7 +283,7 @@ 
 		$meetingId = '1234'		-- REQUIRED - The unique id for the meeting
 		*/
 		$xml = $this->_processXmlResponse($this->getIsMeetingRunningUrl($meetingId));
-		if($xml) {
+		if ($xml) {
 			return array(
 				'returncode' => $xml->returncode,
 				'running' => $xml->running 	// -- Returns true/false.
@@ -310,7 +310,7 @@ 
 		and then handle the results that we get in the XML response.
 		*/
 		$xml = $this->_processXmlResponse($this->getGetMeetingsUrl());
-		if($xml) {
+		if ($xml) {
 			// If we don't get a success code, stop processing and return just the returncode:
 			if ($xml->returncode != 'SUCCESS') {
 				$result = array(
@@ -379,7 +379,7 @@ 
 		);
 		*/
 		$xml = $this->_processXmlResponse($this->getMeetingInfoUrl($infoParams));
-		if($xml) {
+		if ($xml) {
 			// If we don't get a success code or messageKey, find out why:
 			if (($xml->returncode != 'SUCCESS') || ($xml->messageKey == null)) {
 				$result = array(
@@ -454,7 +454,7 @@ 
 		probably be required in user code when 'recording' is set to true.
 		*/
 		$xml = $this->_processXmlResponse($this->getRecordingsUrl($recordingParams));
-		if($xml) {
+		if ($xml) {
 			// If we don't get a success code or messageKey, find out why:
 			if (($xml->returncode != 'SUCCESS') || ($xml->messageKey == null)) {
 				$result = array(
@@ -524,7 +524,7 @@ 
 		);
 		*/
 		$xml = $this->_processXmlResponse($this->getPublishRecordingsUrl($recordingParams));
-		if($xml) {
+		if ($xml) {
 			return array(
 				'returncode' => $xml->returncode,
 				'published' => $xml->published 	// -- Returns true/false.
@@ -557,7 +557,7 @@ 
 		*/
 
 		$xml = $this->_processXmlResponse($this->getDeleteRecordingsUrl($recordingParams));
-		if($xml) {
+		if ($xml) {
 			return array(
 				'returncode' => $xml->returncode,
 				'deleted' => $xml->deleted 	// -- Returns true/false.

Braces +28 added lines, -40 removed lines

@@ -73,10 +73,11 @@ 
 			$data = curl_exec( $ch );
 			curl_close( $ch );
 
-			if($data)
-				return (new SimpleXMLElement($data));
-			else
-				return false;
+			if($data) {
+							return (new SimpleXMLElement($data));
+			} else {
+							return false;
+			}
 		}
 		return (simplexml_load_file($url));
 	}
@@ -85,11 +86,9 @@ 
 		/* Process required params and throw errors if we don't get values */
 		if ((isset($param)) && ($param != '')) {
 			return $param;
-		}
-		elseif (!isset($param)) {
+		} elseif (!isset($param)) {
 			throw new Exception('Missing parameter.');
-		}
-		else {
+		} else {
 			throw new Exception(''.$param.' is required.');
 		}
 	}
@@ -99,8 +98,7 @@ 
 		/* Don't know if we'll use this one, but let's build it in case. */
 		if ((isset($param)) && ($param != '')) {
 			return $param;
-		}
-		else {
+		} else {
 			$param = '';
 			return $param;
 		}
@@ -137,8 +135,9 @@ 
 		'&duration='.urlencode($creationParams['duration']);
 		//'&meta_category='.urlencode($creationParams['meta_category']);
 		$welcomeMessage = $creationParams['welcomeMsg'];
-		if(trim($welcomeMessage))
-			$params .= '&welcome='.urlencode($welcomeMessage);
+		if(trim($welcomeMessage)) {
+					$params .= '&welcome='.urlencode($welcomeMessage);
+		}
 		// Return the complete URL:
 		return ( $creationUrl.$params.'&checksum='.sha1("create".$params.$this->_securitySalt) );
 	}
@@ -165,8 +164,8 @@ 
 		$xml = $this->_processXmlResponse($this->getCreateMeetingURL($creationParams));
 
         if ($xml) {
-			if($xml->meetingID)
-				return array(
+			if($xml->meetingID) {
+							return array(
 					'returncode' => $xml->returncode,
 					'message' => $xml->message,
 					'messageKey' => $xml->messageKey,
@@ -176,14 +175,14 @@ 
 					'hasBeenForciblyEnded' => $xml->hasBeenForciblyEnded,
 					'createTime' => $xml->createTime
 					);
-			else
-				return array(
+			} else {
+							return array(
 					'returncode' => $xml->returncode,
 					'message' => $xml->message,
 					'messageKey' => $xml->messageKey
 					);
-		}
-		else {
+			}
+		} else {
 			return null;
 		}
 	}
@@ -253,8 +252,7 @@ 
 				'message' => $xml->message,
 				'messageKey' => $xml->messageKey
 				);
-		}
-		else {
+		} else {
 			return null;
 		}
 
@@ -288,8 +286,7 @@ 
 				'returncode' => $xml->returncode,
 				'running' => $xml->running 	// -- Returns true/false.
 				);
-		}
-		else {
+		} else {
 			return null;
 		}
 
@@ -317,8 +314,7 @@ 
 					'returncode' => $xml->returncode
 				);
 				return $result;
-			}
-			elseif ($xml->messageKey == 'noMeetings') {
+			} elseif ($xml->messageKey == 'noMeetings') {
 				/* No meetings on server, so return just this info: */
 				$result = array(
 					'returncode' => $xml->returncode,
@@ -326,8 +322,7 @@ 
 					'message' => $xml->message
 				);
 				return $result;
-			}
-			else {
+			} else {
 				// In this case, we have success and meetings. First return general response:
 				$result = array(
 					'returncode' => $xml->returncode,
@@ -348,8 +343,7 @@ 
 					}
 				return $result;
 			}
-		}
-		else {
+		} else {
 			return null;
 		}
 
@@ -388,8 +382,7 @@ 
 					'message' => $xml->message
 				);
 				return $result;
-			}
-			else {
+			} else {
 				// In this case, we have success and meeting info:
 				$result = array(
 					'returncode' => $xml->returncode,
@@ -418,8 +411,7 @@ 
 					}
 				return $result;
 			}
-		}
-		else {
+		} else {
 			return null;
 		}
 
@@ -463,8 +455,7 @@ 
 					'message' => $xml->message
 				);
 				return $result;
-			}
-			else {
+			} else {
 				// In this case, we have success and recording info:
 				$result = array(
 					'returncode' => $xml->returncode,
@@ -495,8 +486,7 @@ 
 					}
 				return $result;
 			}
-		}
-		else {
+		} else {
 			return null;
 		}
 	}
@@ -529,8 +519,7 @@ 
 				'returncode' => $xml->returncode,
 				'published' => $xml->published 	// -- Returns true/false.
 				);
-		}
-		else {
+		} else {
 			return null;
 		}
 
@@ -562,8 +551,7 @@ 
 				'returncode' => $xml->returncode,
 				'deleted' => $xml->deleted 	// -- Returns true/false.
 				);
-		}
-		else {
+		} else {
 			return null;
 		}
 

Indentation +403 added lines, -403 removed lines

@@ -44,107 +44,107 @@ 
 
 class BigBlueButtonBN {
 
-	private $_securitySalt;
-	private $_bbbServerBaseUrl;
+    private $_securitySalt;
+    private $_bbbServerBaseUrl;
 
-	/* ___________ General Methods for the BigBlueButton Class __________ */
+    /* ___________ General Methods for the BigBlueButton Class __________ */
 
-	function __construct() {
-	/*
+    function __construct() {
+    /*
 	Establish just our basic elements in the constructor:
 	*/
-		// BASE CONFIGS - set these for your BBB server in config.php and they will
-		// simply flow in here via the constants:
-		$this->_securitySalt 		= CONFIG_SECURITY_SALT;
-		$this->_bbbServerBaseUrl 	= CONFIG_SERVER_BASE_URL;
-	}
-
-	private function _processXmlResponse($url){
-	/*
+        // BASE CONFIGS - set these for your BBB server in config.php and they will
+        // simply flow in here via the constants:
+        $this->_securitySalt 		= CONFIG_SECURITY_SALT;
+        $this->_bbbServerBaseUrl 	= CONFIG_SERVER_BASE_URL;
+    }
+
+    private function _processXmlResponse($url){
+    /*
 	A private utility method used by other public methods to process XML responses.
 	*/
-		if (extension_loaded('curl')) {
-			$ch = curl_init() or die ( curl_error($ch) );
-			$timeout = 10;
-			curl_setopt( $ch, CURLOPT_SSL_VERIFYPEER, false);
-			curl_setopt( $ch, CURLOPT_URL, $url );
-			curl_setopt( $ch, CURLOPT_RETURNTRANSFER, 1 );
-			curl_setopt( $ch, CURLOPT_CONNECTTIMEOUT, $timeout);
-			$data = curl_exec( $ch );
-			curl_close( $ch );
-
-			if($data)
-				return (new SimpleXMLElement($data));
-			else
-				return false;
-		}
-		return (simplexml_load_file($url));
-	}
-
-	private function _requiredParam($param) {
-		/* Process required params and throw errors if we don't get values */
-		if ((isset($param)) && ($param != '')) {
-			return $param;
-		}
-		elseif (!isset($param)) {
-			throw new Exception('Missing parameter.');
-		}
-		else {
-			throw new Exception(''.$param.' is required.');
-		}
-	}
-
-	private function _optionalParam($param) {
-		/* Pass most optional params through as set value, or set to '' */
-		/* Don't know if we'll use this one, but let's build it in case. */
-		if ((isset($param)) && ($param != '')) {
-			return $param;
-		}
-		else {
-			$param = '';
-			return $param;
-		}
-	}
-
-	/* __________________ BBB ADMINISTRATION METHODS _________________ */
-	/* The methods in the following section support the following categories of the BBB API:
+        if (extension_loaded('curl')) {
+            $ch = curl_init() or die ( curl_error($ch) );
+            $timeout = 10;
+            curl_setopt( $ch, CURLOPT_SSL_VERIFYPEER, false);
+            curl_setopt( $ch, CURLOPT_URL, $url );
+            curl_setopt( $ch, CURLOPT_RETURNTRANSFER, 1 );
+            curl_setopt( $ch, CURLOPT_CONNECTTIMEOUT, $timeout);
+            $data = curl_exec( $ch );
+            curl_close( $ch );
+
+            if($data)
+                return (new SimpleXMLElement($data));
+            else
+                return false;
+        }
+        return (simplexml_load_file($url));
+    }
+
+    private function _requiredParam($param) {
+        /* Process required params and throw errors if we don't get values */
+        if ((isset($param)) && ($param != '')) {
+            return $param;
+        }
+        elseif (!isset($param)) {
+            throw new Exception('Missing parameter.');
+        }
+        else {
+            throw new Exception(''.$param.' is required.');
+        }
+    }
+
+    private function _optionalParam($param) {
+        /* Pass most optional params through as set value, or set to '' */
+        /* Don't know if we'll use this one, but let's build it in case. */
+        if ((isset($param)) && ($param != '')) {
+            return $param;
+        }
+        else {
+            $param = '';
+            return $param;
+        }
+    }
+
+    /* __________________ BBB ADMINISTRATION METHODS _________________ */
+    /* The methods in the following section support the following categories of the BBB API:
 	-- create
 	-- join
 	-- end
 	*/
 
-	public function getCreateMeetingUrl($creationParams) {
-		/*
+    public function getCreateMeetingUrl($creationParams) {
+        /*
 		USAGE:
 		(see $creationParams array in createMeetingArray method.)
 		*/
-		$this->_meetingId = $this->_requiredParam($creationParams['meetingId']);
-		$this->_meetingName = $this->_requiredParam($creationParams['meetingName']);
-		// Set up the basic creation URL:
-		$creationUrl = $this->_bbbServerBaseUrl."api/create?";
-		// Add params:
-		$params =
-		'name='.urlencode($this->_meetingName).
-		'&meetingID='.urlencode($this->_meetingId).
-		'&attendeePW='.urlencode($creationParams['attendeePw']).
-		'&moderatorPW='.urlencode($creationParams['moderatorPw']).
-		'&dialNumber='.urlencode($creationParams['dialNumber']).
-		'&voiceBridge='.urlencode($creationParams['voiceBridge']).
-		'&webVoice='.urlencode($creationParams['webVoice']).
-		'&logoutURL='.urlencode($creationParams['logoutUrl']).
-		'&maxParticipants='.urlencode($creationParams['maxParticipants']).
-		'&record='.urlencode($creationParams['record']).
-		'&duration='.urlencode($creationParams['duration']);
-		//'&meta_category='.urlencode($creationParams['meta_category']);
-		$welcomeMessage = $creationParams['welcomeMsg'];
-		if(trim($welcomeMessage))
-			$params .= '&welcome='.urlencode($welcomeMessage);
-		// Return the complete URL:
-		return ( $creationUrl.$params.'&checksum='.sha1("create".$params.$this->_securitySalt) );
-	}
-
-	public function createMeetingWithXmlResponseArray($creationParams) {
-		/*
+        $this->_meetingId = $this->_requiredParam($creationParams['meetingId']);
+        $this->_meetingName = $this->_requiredParam($creationParams['meetingName']);
+        // Set up the basic creation URL:
+        $creationUrl = $this->_bbbServerBaseUrl."api/create?";
+        // Add params:
+        $params =
+        'name='.urlencode($this->_meetingName).
+        '&meetingID='.urlencode($this->_meetingId).
+        '&attendeePW='.urlencode($creationParams['attendeePw']).
+        '&moderatorPW='.urlencode($creationParams['moderatorPw']).
+        '&dialNumber='.urlencode($creationParams['dialNumber']).
+        '&voiceBridge='.urlencode($creationParams['voiceBridge']).
+        '&webVoice='.urlencode($creationParams['webVoice']).
+        '&logoutURL='.urlencode($creationParams['logoutUrl']).
+        '&maxParticipants='.urlencode($creationParams['maxParticipants']).
+        '&record='.urlencode($creationParams['record']).
+        '&duration='.urlencode($creationParams['duration']);
+        //'&meta_category='.urlencode($creationParams['meta_category']);
+        $welcomeMessage = $creationParams['welcomeMsg'];
+        if(trim($welcomeMessage))
+            $params .= '&welcome='.urlencode($welcomeMessage);
+        // Return the complete URL:
+        return ( $creationUrl.$params.'&checksum='.sha1("create".$params.$this->_securitySalt) );
+    }
+
+    public function createMeetingWithXmlResponseArray($creationParams) {
+        /*
 		USAGE:
 		$creationParams = array(
 			'name' => 'Meeting Name',	-- A name for the meeting (or username)
@@ -162,34 +162,34 @@ 
 			'meta_category' => '', 		-- Use to pass additional info to BBB server. See API docs to enable.
 		);
 		*/
-		$xml = $this->_processXmlResponse($this->getCreateMeetingURL($creationParams));
+        $xml = $this->_processXmlResponse($this->getCreateMeetingURL($creationParams));
 
         if ($xml) {
-			if($xml->meetingID)
-				return array(
-					'returncode' => $xml->returncode,
-					'message' => $xml->message,
-					'messageKey' => $xml->messageKey,
-					'meetingId' => $xml->meetingID,
-					'attendeePw' => $xml->attendeePW,
-					'moderatorPw' => $xml->moderatorPW,
-					'hasBeenForciblyEnded' => $xml->hasBeenForciblyEnded,
-					'createTime' => $xml->createTime
-					);
-			else
-				return array(
-					'returncode' => $xml->returncode,
-					'message' => $xml->message,
-					'messageKey' => $xml->messageKey
-					);
-		}
-		else {
-			return null;
-		}
-	}
-
-	public function getJoinMeetingURL($joinParams) {
-		/*
+            if($xml->meetingID)
+                return array(
+                    'returncode' => $xml->returncode,
+                    'message' => $xml->message,
+                    'messageKey' => $xml->messageKey,
+                    'meetingId' => $xml->meetingID,
+                    'attendeePw' => $xml->attendeePW,
+                    'moderatorPw' => $xml->moderatorPW,
+                    'hasBeenForciblyEnded' => $xml->hasBeenForciblyEnded,
+                    'createTime' => $xml->createTime
+                    );
+            else
+                return array(
+                    'returncode' => $xml->returncode,
+                    'message' => $xml->message,
+                    'messageKey' => $xml->messageKey
+                    );
+        }
+        else {
+            return null;
+        }
+    }
+
+    public function getJoinMeetingURL($joinParams) {
+        /*
 		NOTE: At this point, we don't use a corresponding joinMeetingWithXmlResponse here because the API
 		doesn't respond on success, but you can still code that method if you need it. Or, you can take the URL
 		that's returned from this method and simply send your users off to that URL in your code.
@@ -203,249 +203,249 @@ 
 			'webVoiceConf' => ''		-- OPTIONAL - string
 		);
 		*/
-		$this->_meetingId = $this->_requiredParam($joinParams['meetingId']);
-		$this->_username = $this->_requiredParam($joinParams['username']);
-		$this->_password = $this->_requiredParam($joinParams['password']);
-		// Establish the basic join URL:
-		$joinUrl = $this->_bbbServerBaseUrl."api/join?";
-		// Add parameters to the URL:
-		$params =
-		'meetingID='.urlencode($this->_meetingId).
-		'&fullName='.urlencode($this->_username).
-		'&password='.urlencode($this->_password).
-		'&userID='.urlencode($joinParams['userID']).
-		'&webVoiceConf='.urlencode($joinParams['webVoiceConf']);
-		// Only use createTime if we really want to use it. If it's '', then don't pass it:
-		if (((isset($joinParams['createTime'])) && ($joinParams['createTime'] != ''))) {
-			$params .= '&createTime='.urlencode($joinParams['createTime']);
-		}
-		// Return the URL:
-		return ($joinUrl.$params.'&checksum='.sha1("join".$params.$this->_securitySalt));
-	}
-
-	public function getEndMeetingURL($endParams) {
-		/* USAGE:
+        $this->_meetingId = $this->_requiredParam($joinParams['meetingId']);
+        $this->_username = $this->_requiredParam($joinParams['username']);
+        $this->_password = $this->_requiredParam($joinParams['password']);
+        // Establish the basic join URL:
+        $joinUrl = $this->_bbbServerBaseUrl."api/join?";
+        // Add parameters to the URL:
+        $params =
+        'meetingID='.urlencode($this->_meetingId).
+        '&fullName='.urlencode($this->_username).
+        '&password='.urlencode($this->_password).
+        '&userID='.urlencode($joinParams['userID']).
+        '&webVoiceConf='.urlencode($joinParams['webVoiceConf']);
+        // Only use createTime if we really want to use it. If it's '', then don't pass it:
+        if (((isset($joinParams['createTime'])) && ($joinParams['createTime'] != ''))) {
+            $params .= '&createTime='.urlencode($joinParams['createTime']);
+        }
+        // Return the URL:
+        return ($joinUrl.$params.'&checksum='.sha1("join".$params.$this->_securitySalt));
+    }
+
+    public function getEndMeetingURL($endParams) {
+        /* USAGE:
 		$endParams = array (
 			'meetingId' => '1234',		-- REQUIRED - The unique id for the meeting
 			'password' => 'mp'			-- REQUIRED - The moderator password for the meeting
 		);
 		*/
-		$this->_meetingId = $this->_requiredParam($endParams['meetingId']);
-		$this->_password = $this->_requiredParam($endParams['password']);
-		$endUrl = $this->_bbbServerBaseUrl."api/end?";
-		$params =
-		'meetingID='.urlencode($this->_meetingId).
-		'&password='.urlencode($this->_password);
-		return ($endUrl.$params.'&checksum='.sha1("end".$params.$this->_securitySalt));
-	}
-
-	public function endMeetingWithXmlResponseArray($endParams) {
-		/* USAGE:
+        $this->_meetingId = $this->_requiredParam($endParams['meetingId']);
+        $this->_password = $this->_requiredParam($endParams['password']);
+        $endUrl = $this->_bbbServerBaseUrl."api/end?";
+        $params =
+        'meetingID='.urlencode($this->_meetingId).
+        '&password='.urlencode($this->_password);
+        return ($endUrl.$params.'&checksum='.sha1("end".$params.$this->_securitySalt));
+    }
+
+    public function endMeetingWithXmlResponseArray($endParams) {
+        /* USAGE:
 		$endParams = array (
 			'meetingId' => '1234',		-- REQUIRED - The unique id for the meeting
 			'password' => 'mp'			-- REQUIRED - The moderator password for the meeting
 		);
 		*/
-		$xml = $this->_processXmlResponse($this->getEndMeetingURL($endParams));
-		if ($xml) {
-			return array(
-				'returncode' => $xml->returncode,
-				'message' => $xml->message,
-				'messageKey' => $xml->messageKey
-				);
-		}
-		else {
-			return null;
-		}
-
-	}
-
-	/* __________________ BBB MONITORING METHODS _________________ */
-	/* The methods in the following section support the following categories of the BBB API:
+        $xml = $this->_processXmlResponse($this->getEndMeetingURL($endParams));
+        if ($xml) {
+            return array(
+                'returncode' => $xml->returncode,
+                'message' => $xml->message,
+                'messageKey' => $xml->messageKey
+                );
+        }
+        else {
+            return null;
+        }
+
+    }
+
+    /* __________________ BBB MONITORING METHODS _________________ */
+    /* The methods in the following section support the following categories of the BBB API:
 	-- isMeetingRunning
 	-- getMeetings
 	-- getMeetingInfo
 	*/
 
-	public function getIsMeetingRunningUrl($meetingId) {
-		/* USAGE:
+    public function getIsMeetingRunningUrl($meetingId) {
+        /* USAGE:
 		$meetingId = '1234'		-- REQUIRED - The unique id for the meeting
 		*/
-		$this->_meetingId = $this->_requiredParam($meetingId);
-		$runningUrl = $this->_bbbServerBaseUrl."api/isMeetingRunning?";
-		$params =
-		'meetingID='.urlencode($this->_meetingId);
-		return ($runningUrl.$params.'&checksum='.sha1("isMeetingRunning".$params.$this->_securitySalt));
-	}
-
-	public function isMeetingRunningWithXmlResponseArray($meetingId) {
-		/* USAGE:
+        $this->_meetingId = $this->_requiredParam($meetingId);
+        $runningUrl = $this->_bbbServerBaseUrl."api/isMeetingRunning?";
+        $params =
+        'meetingID='.urlencode($this->_meetingId);
+        return ($runningUrl.$params.'&checksum='.sha1("isMeetingRunning".$params.$this->_securitySalt));
+    }
+
+    public function isMeetingRunningWithXmlResponseArray($meetingId) {
+        /* USAGE:
 		$meetingId = '1234'		-- REQUIRED - The unique id for the meeting
 		*/
-		$xml = $this->_processXmlResponse($this->getIsMeetingRunningUrl($meetingId));
-		if($xml) {
-			return array(
-				'returncode' => $xml->returncode,
-				'running' => $xml->running 	// -- Returns true/false.
-				);
-		}
-		else {
-			return null;
-		}
-
-	}
-
-	public function getGetMeetingsUrl() {
-		/* Simply formulate the getMeetings URL
+        $xml = $this->_processXmlResponse($this->getIsMeetingRunningUrl($meetingId));
+        if($xml) {
+            return array(
+                'returncode' => $xml->returncode,
+                'running' => $xml->running 	// -- Returns true/false.
+                );
+        }
+        else {
+            return null;
+        }
+
+    }
+
+    public function getGetMeetingsUrl() {
+        /* Simply formulate the getMeetings URL
 		We do this in a separate function so we have the option to just get this
 		URL and print it if we want for some reason.
 		*/
-		$getMeetingsUrl = $this->_bbbServerBaseUrl."api/getMeetings?checksum=".sha1("getMeetings".$this->_securitySalt);
-		return $getMeetingsUrl;
-	}
+        $getMeetingsUrl = $this->_bbbServerBaseUrl."api/getMeetings?checksum=".sha1("getMeetings".$this->_securitySalt);
+        return $getMeetingsUrl;
+    }
 
-	public function getMeetingsWithXmlResponseArray() {
-		/* USAGE:
+    public function getMeetingsWithXmlResponseArray() {
+        /* USAGE:
 		We don't need to pass any parameters with this one, so we just send the query URL off to BBB
 		and then handle the results that we get in the XML response.
 		*/
-		$xml = $this->_processXmlResponse($this->getGetMeetingsUrl());
-		if($xml) {
-			// If we don't get a success code, stop processing and return just the returncode:
-			if ($xml->returncode != 'SUCCESS') {
-				$result = array(
-					'returncode' => $xml->returncode
-				);
-				return $result;
-			}
-			elseif ($xml->messageKey == 'noMeetings') {
-				/* No meetings on server, so return just this info: */
-				$result = array(
-					'returncode' => $xml->returncode,
-					'messageKey' => $xml->messageKey,
-					'message' => $xml->message
-				);
-				return $result;
-			}
-			else {
-				// In this case, we have success and meetings. First return general response:
-				$result = array(
-					'returncode' => $xml->returncode,
-					'messageKey' => $xml->messageKey,
-					'message' => $xml->message
-				);
-				// Then interate through meeting results and return them as part of the array:
-				foreach ($xml->meetings->meeting as $m) {
-					$result[] = array(
-						'meetingId' => $m->meetingID,
-						'meetingName' => $m->meetingName,
-						'createTime' => $m->createTime,
-						'attendeePw' => $m->attendeePW,
-						'moderatorPw' => $m->moderatorPW,
-						'hasBeenForciblyEnded' => $m->hasBeenForciblyEnded,
-						'running' => $m->running
-						);
-					}
-				return $result;
-			}
-		}
-		else {
-			return null;
-		}
-
-	}
-
-	public function getMeetingInfoUrl($infoParams) {
-		/* USAGE:
+        $xml = $this->_processXmlResponse($this->getGetMeetingsUrl());
+        if($xml) {
+            // If we don't get a success code, stop processing and return just the returncode:
+            if ($xml->returncode != 'SUCCESS') {
+                $result = array(
+                    'returncode' => $xml->returncode
+                );
+                return $result;
+            }
+            elseif ($xml->messageKey == 'noMeetings') {
+                /* No meetings on server, so return just this info: */
+                $result = array(
+                    'returncode' => $xml->returncode,
+                    'messageKey' => $xml->messageKey,
+                    'message' => $xml->message
+                );
+                return $result;
+            }
+            else {
+                // In this case, we have success and meetings. First return general response:
+                $result = array(
+                    'returncode' => $xml->returncode,
+                    'messageKey' => $xml->messageKey,
+                    'message' => $xml->message
+                );
+                // Then interate through meeting results and return them as part of the array:
+                foreach ($xml->meetings->meeting as $m) {
+                    $result[] = array(
+                        'meetingId' => $m->meetingID,
+                        'meetingName' => $m->meetingName,
+                        'createTime' => $m->createTime,
+                        'attendeePw' => $m->attendeePW,
+                        'moderatorPw' => $m->moderatorPW,
+                        'hasBeenForciblyEnded' => $m->hasBeenForciblyEnded,
+                        'running' => $m->running
+                        );
+                    }
+                return $result;
+            }
+        }
+        else {
+            return null;
+        }
+
+    }
+
+    public function getMeetingInfoUrl($infoParams) {
+        /* USAGE:
 		$infoParams = array(
 			'meetingId' => '1234',		-- REQUIRED - The unique id for the meeting
 			'password' => 'mp'			-- REQUIRED - The moderator password for the meeting
 		);
 		*/
-		$this->_meetingId = $this->_requiredParam($infoParams['meetingId']);
-		$this->_password = $this->_requiredParam($infoParams['password']);
-		$infoUrl = $this->_bbbServerBaseUrl."api/getMeetingInfo?";
-		$params =
-		'meetingID='.urlencode($this->_meetingId).
-		'&password='.urlencode($this->_password);
-		return ($infoUrl.$params.'&checksum='.sha1("getMeetingInfo".$params.$this->_securitySalt));
-	}
-
-	public function getMeetingInfoWithXmlResponseArray($infoParams) {
-		/* USAGE:
+        $this->_meetingId = $this->_requiredParam($infoParams['meetingId']);
+        $this->_password = $this->_requiredParam($infoParams['password']);
+        $infoUrl = $this->_bbbServerBaseUrl."api/getMeetingInfo?";
+        $params =
+        'meetingID='.urlencode($this->_meetingId).
+        '&password='.urlencode($this->_password);
+        return ($infoUrl.$params.'&checksum='.sha1("getMeetingInfo".$params.$this->_securitySalt));
+    }
+
+    public function getMeetingInfoWithXmlResponseArray($infoParams) {
+        /* USAGE:
 		$infoParams = array(
 			'meetingId' => '1234',		-- REQUIRED - The unique id for the meeting
 			'password' => 'mp'			-- REQUIRED - The moderator password for the meeting
 		);
 		*/
-		$xml = $this->_processXmlResponse($this->getMeetingInfoUrl($infoParams));
-		if($xml) {
-			// If we don't get a success code or messageKey, find out why:
-			if (($xml->returncode != 'SUCCESS') || ($xml->messageKey == null)) {
-				$result = array(
-					'returncode' => $xml->returncode,
-					'messageKey' => $xml->messageKey,
-					'message' => $xml->message
-				);
-				return $result;
-			}
-			else {
-				// In this case, we have success and meeting info:
-				$result = array(
-					'returncode' => $xml->returncode,
-					'meetingName' => $xml->meetingName,
-					'meetingId' => $xml->meetingID,
-					'createTime' => $xml->createTime,
-					'voiceBridge' => $xml->voiceBridge,
-					'attendeePw' => $xml->attendeePW,
-					'moderatorPw' => $xml->moderatorPW,
-					'running' => $xml->running,
-					'recording' => $xml->recording,
-					'hasBeenForciblyEnded' => $xml->hasBeenForciblyEnded,
-					'startTime' => $xml->startTime,
-					'endTime' => $xml->endTime,
-					'participantCount' => $xml->participantCount,
-					'maxUsers' => $xml->maxUsers,
-					'moderatorCount' => $xml->moderatorCount,
-				);
-				// Then interate through attendee results and return them as part of the array:
-				foreach ($xml->attendees->attendee as $a) {
-					$result[] = array(
-						'userId' => $a->userID,
-						'fullName' => $a->fullName,
-						'role' => $a->role
-						);
-					}
-				return $result;
-			}
-		}
-		else {
-			return null;
-		}
-
-	}
-
-	/* __________________ BBB RECORDING METHODS _________________ */
-	/* The methods in the following section support the following categories of the BBB API:
+        $xml = $this->_processXmlResponse($this->getMeetingInfoUrl($infoParams));
+        if($xml) {
+            // If we don't get a success code or messageKey, find out why:
+            if (($xml->returncode != 'SUCCESS') || ($xml->messageKey == null)) {
+                $result = array(
+                    'returncode' => $xml->returncode,
+                    'messageKey' => $xml->messageKey,
+                    'message' => $xml->message
+                );
+                return $result;
+            }
+            else {
+                // In this case, we have success and meeting info:
+                $result = array(
+                    'returncode' => $xml->returncode,
+                    'meetingName' => $xml->meetingName,
+                    'meetingId' => $xml->meetingID,
+                    'createTime' => $xml->createTime,
+                    'voiceBridge' => $xml->voiceBridge,
+                    'attendeePw' => $xml->attendeePW,
+                    'moderatorPw' => $xml->moderatorPW,
+                    'running' => $xml->running,
+                    'recording' => $xml->recording,
+                    'hasBeenForciblyEnded' => $xml->hasBeenForciblyEnded,
+                    'startTime' => $xml->startTime,
+                    'endTime' => $xml->endTime,
+                    'participantCount' => $xml->participantCount,
+                    'maxUsers' => $xml->maxUsers,
+                    'moderatorCount' => $xml->moderatorCount,
+                );
+                // Then interate through attendee results and return them as part of the array:
+                foreach ($xml->attendees->attendee as $a) {
+                    $result[] = array(
+                        'userId' => $a->userID,
+                        'fullName' => $a->fullName,
+                        'role' => $a->role
+                        );
+                    }
+                return $result;
+            }
+        }
+        else {
+            return null;
+        }
+
+    }
+
+    /* __________________ BBB RECORDING METHODS _________________ */
+    /* The methods in the following section support the following categories of the BBB API:
 	-- getRecordings
 	-- publishRecordings
 	-- deleteRecordings
 	*/
 
-	public function getRecordingsUrl($recordingParams) {
-		/* USAGE:
+    public function getRecordingsUrl($recordingParams) {
+        /* USAGE:
 		$recordingParams = array(
 			'meetingId' => '1234',		-- OPTIONAL - comma separate if multiple ids
 		);
 		*/
-		$recordingsUrl = $this->_bbbServerBaseUrl."api/getRecordings?";
-		$params = 'meetingID='.urlencode($recordingParams['meetingId']);
-		return ($recordingsUrl.$params.'&checksum='.sha1("getRecordings".$params.$this->_securitySalt));
+        $recordingsUrl = $this->_bbbServerBaseUrl."api/getRecordings?";
+        $params = 'meetingID='.urlencode($recordingParams['meetingId']);
+        return ($recordingsUrl.$params.'&checksum='.sha1("getRecordings".$params.$this->_securitySalt));
 
-	}
+    }
 
-	public function getRecordingsWithXmlResponseArray($recordingParams) {
-		/* USAGE:
+    public function getRecordingsWithXmlResponseArray($recordingParams) {
+        /* USAGE:
 		$recordingParams = array(
 			'meetingId' => '1234',		-- OPTIONAL - comma separate if multiple ids
 		);
@@ -453,121 +453,121 @@ 
 		when creating a meeting, it will kick users out after the duration. Should
 		probably be required in user code when 'recording' is set to true.
 		*/
-		$xml = $this->_processXmlResponse($this->getRecordingsUrl($recordingParams));
-		if($xml) {
-			// If we don't get a success code or messageKey, find out why:
-			if (($xml->returncode != 'SUCCESS') || ($xml->messageKey == null)) {
-				$result = array(
-					'returncode' => $xml->returncode,
-					'messageKey' => $xml->messageKey,
-					'message' => $xml->message
-				);
-				return $result;
-			}
-			else {
-				// In this case, we have success and recording info:
-				$result = array(
-					'returncode' => $xml->returncode,
-					'messageKey' => $xml->messageKey,
-					'message' => $xml->message
-				);
-
-				foreach ($xml->recordings->recording as $r) {
-					$result[] = array(
-						'recordId' => $r->recordID,
-						'meetingId' => $r->meetingID,
-						'name' => $r->name,
-						'published' => $r->published,
-						'startTime' => $r->startTime,
-						'endTime' => $r->endTime,
-						'playbackFormatType' => $r->playback->format->type,
-						'playbackFormatUrl' => $r->playback->format->url,
-						'playbackFormatLength' => $r->playback->format->length,
-						'metadataTitle' => $r->metadata->title,
-						'metadataSubject' => $r->metadata->subject,
-						'metadataDescription' => $r->metadata->description,
-						'metadataCreator' => $r->metadata->creator,
-						'metadataContributor' => $r->metadata->contributor,
-						'metadataLanguage' => $r->metadata->language,
-						// Add more here as needed for your app depending on your
-						// use of metadata when creating recordings.
-						);
-					}
-				return $result;
-			}
-		}
-		else {
-			return null;
-		}
-	}
-
-	public function getPublishRecordingsUrl($recordingParams) {
-		/* USAGE:
+        $xml = $this->_processXmlResponse($this->getRecordingsUrl($recordingParams));
+        if($xml) {
+            // If we don't get a success code or messageKey, find out why:
+            if (($xml->returncode != 'SUCCESS') || ($xml->messageKey == null)) {
+                $result = array(
+                    'returncode' => $xml->returncode,
+                    'messageKey' => $xml->messageKey,
+                    'message' => $xml->message
+                );
+                return $result;
+            }
+            else {
+                // In this case, we have success and recording info:
+                $result = array(
+                    'returncode' => $xml->returncode,
+                    'messageKey' => $xml->messageKey,
+                    'message' => $xml->message
+                );
+
+                foreach ($xml->recordings->recording as $r) {
+                    $result[] = array(
+                        'recordId' => $r->recordID,
+                        'meetingId' => $r->meetingID,
+                        'name' => $r->name,
+                        'published' => $r->published,
+                        'startTime' => $r->startTime,
+                        'endTime' => $r->endTime,
+                        'playbackFormatType' => $r->playback->format->type,
+                        'playbackFormatUrl' => $r->playback->format->url,
+                        'playbackFormatLength' => $r->playback->format->length,
+                        'metadataTitle' => $r->metadata->title,
+                        'metadataSubject' => $r->metadata->subject,
+                        'metadataDescription' => $r->metadata->description,
+                        'metadataCreator' => $r->metadata->creator,
+                        'metadataContributor' => $r->metadata->contributor,
+                        'metadataLanguage' => $r->metadata->language,
+                        // Add more here as needed for your app depending on your
+                        // use of metadata when creating recordings.
+                        );
+                    }
+                return $result;
+            }
+        }
+        else {
+            return null;
+        }
+    }
+
+    public function getPublishRecordingsUrl($recordingParams) {
+        /* USAGE:
 		$recordingParams = array(
 			'recordId' => '1234',		-- REQUIRED - comma separate if multiple ids
 			'publish' => 'true',		-- REQUIRED - boolean: true/false
 		);
 		*/
-		$recordingsUrl = $this->_bbbServerBaseUrl."api/publishRecordings?";
-		$params =
-		'recordID='.urlencode($recordingParams['recordId']).
-		'&publish='.urlencode($recordingParams['publish']);
-		return ($recordingsUrl.$params.'&checksum='.sha1("publishRecordings".$params.$this->_securitySalt));
+        $recordingsUrl = $this->_bbbServerBaseUrl."api/publishRecordings?";
+        $params =
+        'recordID='.urlencode($recordingParams['recordId']).
+        '&publish='.urlencode($recordingParams['publish']);
+        return ($recordingsUrl.$params.'&checksum='.sha1("publishRecordings".$params.$this->_securitySalt));
 
-	}
+    }
 
-	public function publishRecordingsWithXmlResponseArray($recordingParams) {
-		/* USAGE:
+    public function publishRecordingsWithXmlResponseArray($recordingParams) {
+        /* USAGE:
 		$recordingParams = array(
 			'recordId' => '1234',		-- REQUIRED - comma separate if multiple ids
 			'publish' => 'true',		-- REQUIRED - boolean: true/false
 		);
 		*/
-		$xml = $this->_processXmlResponse($this->getPublishRecordingsUrl($recordingParams));
-		if($xml) {
-			return array(
-				'returncode' => $xml->returncode,
-				'published' => $xml->published 	// -- Returns true/false.
-				);
-		}
-		else {
-			return null;
-		}
-
-
-	}
-
-	public function getDeleteRecordingsUrl($recordingParams) {
-		/* USAGE:
+        $xml = $this->_processXmlResponse($this->getPublishRecordingsUrl($recordingParams));
+        if($xml) {
+            return array(
+                'returncode' => $xml->returncode,
+                'published' => $xml->published 	// -- Returns true/false.
+                );
+        }
+        else {
+            return null;
+        }
+
+
+    }
+
+    public function getDeleteRecordingsUrl($recordingParams) {
+        /* USAGE:
 		$recordingParams = array(
 			'recordId' => '1234',		-- REQUIRED - comma separate if multiple ids
 		);
 		*/
-		$recordingsUrl = $this->_bbbServerBaseUrl."api/deleteRecordings?";
-		$params =
-		'recordID='.urlencode($recordingParams['recordId']);
-		return ($recordingsUrl.$params.'&checksum='.sha1("deleteRecordings".$params.$this->_securitySalt));
-	}
-
-	public function deleteRecordingsWithXmlResponseArray($recordingParams) {
-		/* USAGE:
+        $recordingsUrl = $this->_bbbServerBaseUrl."api/deleteRecordings?";
+        $params =
+        'recordID='.urlencode($recordingParams['recordId']);
+        return ($recordingsUrl.$params.'&checksum='.sha1("deleteRecordings".$params.$this->_securitySalt));
+    }
+
+    public function deleteRecordingsWithXmlResponseArray($recordingParams) {
+        /* USAGE:
 		$recordingParams = array(
 			'recordId' => '1234',		-- REQUIRED - comma separate if multiple ids
 		);
 		*/
 
-		$xml = $this->_processXmlResponse($this->getDeleteRecordingsUrl($recordingParams));
-		if($xml) {
-			return array(
-				'returncode' => $xml->returncode,
-				'deleted' => $xml->deleted 	// -- Returns true/false.
-				);
-		}
-		else {
-			return null;
-		}
-
-	}
+        $xml = $this->_processXmlResponse($this->getDeleteRecordingsUrl($recordingParams));
+        if($xml) {
+            return array(
+                'returncode' => $xml->returncode,
+                'deleted' => $xml->deleted 	// -- Returns true/false.
+                );
+        }
+        else {
+            return null;
+        }
+
+    }