- add version and vendor classes

- much improved application class (same model as the other new classes I made) - modified category class - modified some files to use the new classes and methods - deletes linked elements on cascade
2005-02-06 17:49:48 +00:00
parent b171c02c94
commit 792151c574
6 changed files with 733 additions and 171 deletions
--- a/include/vendor.php
+++ b/include/vendor.php
@@ -0,0 +1,112 @@
+<?php
+/**********************************/
+/* this class represents a vendor */
+/**********************************/
+
+/**
+ * Vendor class for handling vendors.
+ */
+class Vendor {
+    var $iVendorId;
+    var $sName;
+    var $sWebpage;
+    var $aApplicationsIds;  // an array that contains the appId of every application linked to this vendor
+
+    /**    
+     * constructor, fetches the data.
+     */
+    function Vendor($iVendorId = null)
+    {
+        // we are working on an existing vendor
+        if($iVendorId)
+        {
+            /*
+             * We fetch the data related to this vendor.
+             */
+            if(!$this->vendorId)
+            {
+                $sQuery = "SELECT *
+                           FROM vendor
+                           WHERE vendorId = ".$iVendorId;
+                if($hResult = query_appdb($sQuery))
+                {
+                    $oRow = mysql_fetch_object($hResult);
+                    $this->iVendorId = $iVendorId;
+                    $this->sName = $oRow->vendorName;
+                    $this->sWebpage = $oRow->vendorURL;
+                }
+            }
+
+            /*
+             * We fetch applicationsIds. 
+             */
+            $sQuery = "SELECT appId
+                       FROM appFamily
+                       WHERE vendorId = ".$iVendorId;
+            if($hResult = query_appdb($sQuery))
+            {
+                while($oRow = mysql_fetch_object($hResult))
+                {
+                    $this->aApplicationsIds[] = $oRow->appId;
+                }
+            }
+        }
+    }
+
+
+    /**
+     * Creates a new vendor.
+     */
+    function create($sName=null, $sWebpage=null)
+    {
+        $aInsert = compile_insert_string(array( 'vendorName'=> $sName,
+                                                'vendorURL' => $sWebpage ));
+        $sFields = "({$aInsert['FIELDS']})";
+        $sValues = "({$aInsert['VALUES']})";
+
+        if(query_appdb("INSERT INTO vendor $sFields VALUES $sValues", "Error while creating a new vendor."))
+        {
+            $this->iVendorId = mysql_insert_id();
+            $this->vendor($this->iVendorId);
+            return true;
+        }
+        else
+            return false;
+    }
+
+
+    /**
+     * Update vendor.
+     * Returns true on success and false on failure.
+     */
+    function update($sName=null, $sWebpage=null)
+    {
+        if ($sName)
+        {
+            if (!query_appdb("UPDATE vendor SET vendorName = '".$sName."' WHERE vendorId = ".$this->iVendorId))
+                return false;
+            $this->sName = $sName;
+        }     
+
+        if ($sWebpage)
+        {
+            if (!query_appdb("UPDATE vendor SET vendorURL = '".$sWebpage."' WHERE vendorId = ".$this->iVendorId))
+                return false;
+            $this->sWebpage = $sWebpage;
+        }
+        return true;
+    }
+
+
+    /**    
+     * Deletes the vendor from the database. 
+     * FIXME: What should happen if sizeof($aApplicationsIds)>0 ?
+     */
+    function delete($bSilent=false)
+    {
+        $sQuery = "DELETE FROM vendor 
+                   WHERE vendorId = ".$this->iVendorId." 
+                   LIMIT 1";
+    }
+}
+?>