Adding localcopy of users surname and lastname when then CAS login, in order to join CSV files'

index.php

@@ -18,14 +18,20 @@ if (!isset($_SESSION['ticket'])) {
     $_SESSION['surname'] = strtoupper($info['cas:attributes']['cas:sn']);
     $_SESSION['firstname'] = $info['cas:attributes']['cas:givenName'];
   }
-  else
+  else {
     $cas->login();
+  }
+  $_SESSION['localcopy'] =  true; //call localcopy once per session
 }
 
 include $_SERVER['DOCUMENT_ROOT'].'/apisub/lib/db.php';
 include 'lib/views.php';
 
 $db = new DB();
+if ($_SESSION['localcopy']) {
+  $db->copyUser($_SESSION['utclogin'], $_SESSION['surname'], $_SESSION['firstname']);
+  $_SESSION['localcopy']=false;
+}
 Views::printHtmlBegin();
 Views::printUser($_SESSION['utclogin'], $_SESSION['surname'], $_SESSION['firstname']);
 Views::printInstructions();

lib/db.php

@@ -55,4 +55,27 @@ class DB {
 		$res = $st->execute();
 		return $res;
 	}
+
+	public function copyUser($utclogin, $surname, $firstname) {
+		// Function used to create a local copy of surname and firstname of each user, in order to link to DFP files without utclogin
+		$sql = 'SELECT utclogin FROM localuser WHERE utclogin=:utclogin';
+		$st1 = $this->conn->prepare($sql);
+		$st1->bindValue(':utclogin',$utclogin,PDO::PARAM_STR);
+		$st1->execute();
+		if (!$st1->fetch(PDO::FETCH_ASSOC)) {			
+			// If user has never logged in yet, he is added to local copy
+			$sql = 'INSERT INTO localuser(utclogin, firstname, surname) VALUES (:utclogin, :firstname, :surname)';
+			$st2 = $this->conn->prepare($sql);
+			$st2->bindValue(':utclogin',$utclogin,PDO::PARAM_STR);
+			$st2->bindValue(':firstname',$firstname,PDO::PARAM_STR);
+			$st2->bindValue(':surname',$surname,PDO::PARAM_STR);
+			$res = $st2->execute();
+			return $res;
+		}
+		else {
+			return 0;
+		};
+
+	}
+
 }

sql/apisub.sql

@@ -28,6 +28,12 @@ CREATE TABLE subscribe (
   PRIMARY KEY (utclogin,api)
 );
 
+CREATE TABLE localuser (
+  utclogin TEXT PRIMARY KEY,
+  surname TEXT,
+  firstname TEXT
+);
+
 /** Test dataset
 INSERT INTO api VALUES (
   1,'Poésie et ingénierie',2019,'H',TO_DATE('20190121','yyyymmdd'),TO_DATE('20190125','yyyymmdd'),24,2,'stc@utc.fr'
@@ -40,17 +46,19 @@ INSERT INTO subscribe VALUES (
 );
 **/
 
-CREATE OR REPLACE VIEW vApi AS
+CREATE OR REPLACE VIEW vapi AS
 SELECT
 ap.code,
 CASE WHEN ap.code<10 THEN '000'||ap.code WHEN ap.code>=10 THEN '00'||ap.code END AS normcode,
 ap.name, ap.year, ap.semester,
 TO_CHAR(ap.dbegin,'TMday FMDD TMmonth') AS dbegin, TO_CHAR(ap.dend,'TMday FMDD TMmonth') AS dend,
-ap.size, ap.ects, ap.mail
-FROM api ap 
+ap.size, ap.ects, ap.mail,
+COUNT(su.utclogin) AS nbsub
+FROM api ap LEFT JOIN subscribe su ON ap.code=su.api
+GROUP BY ap.code, normcode, ap.name, ap.year, ap.semester, dbegin, dend, ap.size, ap.ects, ap.mail
 ORDER BY ap.year, ap.semester, ap.dbegin, ap.dend, ap.code;
 
-CREATE OR REPLACE VIEW vSubscription AS
+CREATE OR REPLACE VIEW vsubscription AS
 SELECT ap.*, TO_CHAR(su.subdate,'DD/MM/YYYY') AS subdate, su.utclogin
 FROM subscribe su JOIN vApi ap ON ap.code=su.api
 ORDER BY ap.year, ap.semester, ap.dbegin, ap.dend, ap.code, su.utclogin;