Doing stuff

.gitignore

@@ -1,3 +1,5 @@
 *~
+\#*
+.#*
 .htaccess
 config.php

db_model.txt

@@ -0,0 +1,33 @@
+product:
+  id         - primary auto nonull
+  name       - nonull
+  invoice    - nonull
+  location   - nonull
+
+product_info:
+  id         - primary auto nonull
+  product    - foreign nonull, composite uniq w field
+  field      - nonull, composite uniq w product
+  data
+
+product_tag:
+  id         - primary auto nonull
+  product    - foreign nonull, composite uniq w tag
+  tag        - nonull, composite uniq w product
+
+user:
+  id         - primary auto nonull
+  name       - nonull
+  notes
+
+loan:
+  id         - primary auto nonull
+  user       - foreign nonull
+  product    - foreign nonull
+  starttime  - nonull
+  endtime    - nonull
+  active     - auto(true) nonull
+
+system:
+  key        - primary auto nonull
+  value

include/db.php

@@ -0,0 +1,28 @@
+<?php
+require_once('./include/sql.php');
+
+class Product {
+    private $id = 0;
+    private $name = '';
+    private $invoice = '';
+    private $location = '';
+    private $info = array();
+
+    public function getId() {
+        return $this->id;
+    }
+
+    public function getName() {
+        return $this->name;
+    }
+
+    public function setName($newname) {
+        $this->name = $newname;
+        $update = prepare('update `product` set `name` = ? where `id` = ?');
+        bind($update, 'si', $this->name, $this->id);
+        return execute($update);
+    }
+    
+}
+
+?>

include/sql.php

@@ -0,0 +1,75 @@
+<?php
+require_once("./config.php");
+
+$db = new mysqli($db_host, $db_user, $db_pass, $db_name);
+if($db->connect_errno) {
+    $error = 'Failed to connect to db. The error was: '.$db->connect_error;
+    throw new Exception($error);
+}
+
+function prepare($statement) {
+    global $db;
+
+    if(!($s = $db->prepare($statement))) {
+        $error  = 'Failed to prepare the following statement: '.$statement;
+        $error .= '\n';
+        $error .= $db->error.' ('.$db->errno.')';
+        throw new Exception($error);
+        exit(1);
+    }
+
+    return $s;
+}
+
+function bind($statement, $types, ...$values) {
+    global $db;
+
+    return $statement->bind_param($types, ...$values);
+}
+
+function execute($statement) {
+    if(!$statement->execute()) {
+        return error('Databasfel: '.$statement->error);
+    }
+    return true;
+}
+
+function result_list($statement) {
+    return $statement->get_result()->fetch_all(MYSQLI_ASSOC);
+}
+
+function result_single($statement) {
+    $out = result_list($statement);
+    switch(count($out)) {
+        case 0:
+            return null;
+        case 1:
+            foreach($out as $value) {
+                return $value;
+            }
+        default:
+            throw new Exception('More than one result available.');
+    }
+}
+
+function begin_trans() {
+    global $db;
+
+    $db->begin_transaction(MYSQLI_TRANS_START_WITH_CONSISTENT_SNAPSHOT);
+}
+
+function commit_trans() {
+    global $db;
+
+    $db->commit();
+    return true;
+}
+
+function revert_trans() {
+    global $db;
+
+    $db->rollback();
+    return false;
+}
+
+?>

index.php

@@ -8,5 +8,19 @@ if(isset($_GET['lang'])) {
     $lang = $_GET['lang'];
 }
 
-print format_page($lang, 'TEST', 'TESTING TITLE');
+$action = 'start';
+if(isset($_GET['action'])) {
+    $action = $_GET['action'];
+}
+
+switch($action) {
+    case 'start':
+    default:
+        print format_page($lang, 'TEST', 'TESTING TITLE');
+        break;
+    case 'do':
+        print "hej";
+        break;
+}
+
 ?>