1 files changed, 60 insertions, 1 deletions

diff --git a/app/class/form.class.php b/app/class/form.class.php
index 9f103ba..3f28a36 100644
--- a/app/class/form.class.php
+++ b/app/class/form.class.php
@@ -13,6 +13,7 @@ class Form
         $this->textFields = array();
         $this->numbFields = array();
         $this->enumFields = array();
+        $this->fileFields = array();
 
         $this->errorlist  = array();
     }
@@ -86,9 +87,25 @@ class Form
     }
 
     /*
+     * Add new file field to the form
+     */
+    function field_file($name, $maxsize, $allowed_mime = null, $req = false)
+    {
+        if ($req !== true)
+            $req = false;
+
+        $this->fileFields[] = array(
+            'name'    => $name,
+            'maxsize' => $maxsize,
+            'mime'    => $allowed_mime,
+            'req'     => $req
+        );
+    }
+
+    /*
      * Populate the form with input data from web page
      */
-    function populate($input)
+    function populate($input, $files = null)
     {
         /* detect duplicate names */
         $names = array();
@@ -98,6 +115,8 @@ class Form
             $names[] = $fld['name'];
         foreach ($this->enumFields as $fld)
             $names[] = $fld['name'];
+        foreach ($this->fileFields as $fld)
+            $names[] = $fld['name'];
 
         if (count(array_unique($names)) != count($names))
         {
@@ -178,9 +197,49 @@ class Form
                 $this->logError($fld['name'] . " is required");
         }
 
+        /* init file fields */
+        foreach ($this->fileFields as $fld)
+        {
+            if (!is_null($files) && isset($files[$fld['name']]))
+            {
+                $file = $files[$fld['name']];
+
+                if ($file['error'] > 0)
+                {
+                    $this->logError("An unknown error occurred");
+                    continue;
+                }
+
+                if ($file['size'] > $fld['maxsize'])
+                {
+                    $this->logError("File must be no larger than " . $fld['maxsize'] . " bytes");
+                    continue;
+                }
+
+                if (is_array($fld['mime']) && array_search($file['type'], $fld['mime']) === false)
+                {
+                    $this->logError("File type is not supported");
+                    continue;
+                }
+
+                $this->$fld['name'] = $file;
+            }
+
+            else if ($fld['req'])
+                $this->logError($fld['name'] . " is required");
+        }
+
         /* return */
         return count($this->errorlist) == 0;
     }
+
+    /*
+     * Save file uploaded through web form
+     */
+    function saveUploadedFile($file, $filename)
+    {
+        return move_uploaded_file($file['tmp_name'], $filename);
+    }
 }
 
 ?>