From fa0e38ebff81a02f89bd4493627c49bbc48bc93b Mon Sep 17 00:00:00 2001
From: Philip Häusler <msquare@notrademark.de>
Date: Sun, 7 Dec 2014 17:34:29 +0100
Subject: add shift create model

---
 includes/model/Shifts_model.php | 20 +++++++++++++++++++
 includes/mysqli_provider.php    | 43 ++++++++++++++++++++++++-----------------
 includes/pages/admin_import.php | 10 +++++++---
 includes/pages/admin_shifts.php | 10 +++++++---
 4 files changed, 59 insertions(+), 24 deletions(-)

(limited to 'includes')

diff --git a/includes/model/Shifts_model.php b/includes/model/Shifts_model.php
index c66cfb83..a9a9244e 100644
--- a/includes/model/Shifts_model.php
+++ b/includes/model/Shifts_model.php
@@ -1,5 +1,25 @@
 <?php
 
+/**
+ * Create a new shift.
+ * @return new shift id or false
+ */
+function Shift_create($shift) {
+  $result = sql_query("INSERT INTO `Shifts` SET
+      `start`=" . sql_escape($shift['start']) . ",
+      `end`=" . sql_escape($shift['end']) . ",
+      `RID`=" . sql_escape($shift['RID']) . ",
+      `name`=" . sql_null($shift['name']) . ",
+      `URL`=" . sql_null($shift['URL']) . ",
+      `PSID`=" . sql_null($shift['PSID']));
+  if ($result === false)
+    return false;
+  return sql_id();
+}
+
+/**
+ * Return users shifts.
+ */
 function Shifts_by_user($user) {
   return sql_select("
       SELECT * 
diff --git a/includes/mysqli_provider.php b/includes/mysqli_provider.php
index 9f901a40..9f4f1396 100644
--- a/includes/mysqli_provider.php
+++ b/includes/mysqli_provider.php
@@ -5,16 +5,23 @@
  */
 function sql_close() {
   global $sql_connection;
-
+  
   return $sql_connection->close();
 }
 
+/**
+ * Return NULL if given value is null.
+ */
+function sql_null($value = null) {
+  return $value == null ? 'NULL' : ("'" . sql_escape($value) . "'");
+}
+
 /**
  * Start new transaction.
  */
 function sql_transaction_start() {
   global $sql_nested_transaction_level;
-
+  
   if ($sql_nested_transaction_level ++ == 0)
     return sql_query("BEGIN");
   else
@@ -26,7 +33,7 @@ function sql_transaction_start() {
  */
 function sql_transaction_commit() {
   global $sql_nested_transaction_level;
-
+  
   if (-- $sql_nested_transaction_level == 0)
     return sql_query("COMMIT");
   else
@@ -38,7 +45,7 @@ function sql_transaction_commit() {
  */
 function sql_transaction_rollback() {
   global $sql_nested_transaction_level;
-
+  
   if (-- $sql_nested_transaction_level == 0)
     return sql_query("ROLLBACK");
   else
@@ -48,17 +55,17 @@ function sql_transaction_rollback() {
 /**
  * Logs an sql error.
  *
- * @param string $message
+ * @param string $message          
  * @return false
  */
 function sql_error($message) {
   sql_close();
-
+  
   $message = trim($message) . "\n";
   $message .= debug_string_backtrace() . "\n";
-
+  
   error_log('mysql_provider error: ' . $message);
-
+  
   return false;
 }
 
@@ -77,19 +84,19 @@ function sql_error($message) {
  */
 function sql_connect($host, $user, $pass, $db) {
   global $sql_connection;
-
+  
   $sql_connection = new mysqli($host, $user, $pass, $db);
   if ($sql_connection->connect_errno)
     return sql_error("Unable to connect to MySQL: " . $sql_connection->connect_error);
-
+  
   $result = $sql_connection->query("SET CHARACTER SET utf8;");
   if (! $result)
     return sql_error("Unable to set utf8 character set (" . $sql_connection->errno . ") " . $sql_connection->error);
-
+  
   $result = $sql_connection->set_charset('utf8');
   if (! $result)
     return sql_error("Unable to set utf8 names (" . $sql_connection->errno . ") " . $sql_connection->error);
-
+  
   return $sql_connection;
 }
 
@@ -110,12 +117,12 @@ function sql_select_db($db_name) {
 /**
  * MySQL SELECT query
  *
- * @param string $query
+ * @param string $query          
  * @return Result array or false on error
  */
 function sql_select($query) {
   global $sql_connection;
-
+  
   $result = $sql_connection->query($query);
   if ($result) {
     $data = array();
@@ -129,12 +136,12 @@ function sql_select($query) {
 /**
  * MySQL execute a query
  *
- * @param string $query
+ * @param string $query          
  * @return mysqli_result boolean resource or false on error
  */
 function sql_query($query) {
   global $sql_connection;
-
+  
   $result = $sql_connection->query($query);
   if ($result) {
     return $result;
@@ -155,7 +162,7 @@ function sql_id() {
 /**
  * Escape a string for a sql query.
  *
- * @param string $query
+ * @param string $query          
  * @return string
  */
 function sql_escape($query) {
@@ -166,7 +173,7 @@ function sql_escape($query) {
 /**
  * Count query result lines.
  *
- * @param string $query
+ * @param string $query          
  * @return int Count of result lines
  */
 function sql_num_query($query) {
diff --git a/includes/pages/admin_import.php b/includes/pages/admin_import.php
index 8362391d..31b73992 100644
--- a/includes/pages/admin_import.php
+++ b/includes/pages/admin_import.php
@@ -1,4 +1,5 @@
 <?php
+
 function admin_import_title() {
   return _("Frab import");
 }
@@ -116,8 +117,11 @@ function admin_import() {
         sql_query("DELETE FROM `Room` WHERE `Name`='" . sql_escape($room) . "' LIMIT 1");
       
       list($events_new, $events_updated, $events_deleted) = prepare_events($import_file);
-      foreach ($events_new as $event)
-        sql_query("INSERT INTO `Shifts` SET `name`='" . sql_escape($event['name']) . "', `start`=" . sql_escape($event['start']) . ", `end`=" . sql_escape($event['end']) . ", `RID`=" . sql_escape($event['RID']) . ", `PSID`=" . sql_escape($event['PSID']) . ", `URL`='" . sql_escape($event['URL']) . "'");
+      foreach ($events_new as $event) {
+        $result = Shift_create($event);
+        if ($result === false)
+          engelsystem_error('Unable to create shift.');
+      }
       
       foreach ($events_updated as $event)
         sql_query("UPDATE `Shifts` SET `name`='" . sql_escape($event['name']) . "', `start`=" . sql_escape($event['start']) . ", `end`=" . sql_escape($event['end']) . ", `RID`=" . sql_escape($event['RID']) . ", `PSID`=" . sql_escape($event['PSID']) . ", `URL`='" . sql_escape($event['URL']) . "' WHERE `PSID`=" . sql_escape($event['PSID']) . " LIMIT 1");
@@ -165,7 +169,7 @@ function prepare_rooms($file) {
   
   return array(
       $rooms_new,
-      $rooms_deleted
+      $rooms_deleted 
   );
 }
 
diff --git a/includes/pages/admin_shifts.php b/includes/pages/admin_shifts.php
index 473022eb..fd5b9b55 100644
--- a/includes/pages/admin_shifts.php
+++ b/includes/pages/admin_shifts.php
@@ -1,4 +1,5 @@
 <?php
+
 function admin_shifts_title() {
   return _("Create shifts");
 }
@@ -229,14 +230,17 @@ function admin_shifts() {
           )) 
       ));
     }
-  
   } elseif (isset($_REQUEST['submit'])) {
     if (! is_array($_SESSION['admin_shifts_shifts']) || ! is_array($_SESSION['admin_shifts_types']))
       redirect(page_link_to('admin_shifts'));
     
     foreach ($_SESSION['admin_shifts_shifts'] as $shift) {
-      sql_query("INSERT INTO `Shifts` SET `start`=" . sql_escape($shift['start']) . ",  `end`=" . sql_escape($shift['end']) . ", `RID`=" . sql_escape($shift['RID']) . ", `name`='" . sql_escape($shift['name']) . "'");
-      $shift_id = sql_id();
+      $shift['URL'] = null;
+      $shift['PSID'] = null;
+      $shift_id = Shift_create($shift);
+      if ($shift_id === false)
+        engelsystem_error('Unable to create shift.');
+      
       engelsystem_log("Shift created: " . $shift['name'] . " from " . date("Y-m-d H:i", $shift['start']) . " to " . date("Y-m-d H:i", $shift['end']));
       $needed_angel_types_info = array();
       foreach ($_SESSION['admin_shifts_types'] as $type_id => $count) {
-- 
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