X-Git-Url: https://delta.frontaccounting.com/gitweb/?a=blobdiff_plain;ds=sidebyside;f=includes%2Fhooks.inc;h=6f15d0b0b7138c7a8f3542b89d4e55144fab7bec;hb=61fb69cf679671e44d7aaa10fab553c059e6f62e;hp=90bf2071b231bd2f2b059ccd717e38f939624f0e;hpb=08cd9a5c251dd8fe2d8b5f5a8a19239d36800f4c;p=fa-stable.git

diff --git a/includes/hooks.inc b/includes/hooks.inc
index 90bf2071..6f15d0b0 100644
--- a/includes/hooks.inc
+++ b/includes/hooks.inc
@@ -93,6 +93,19 @@ class hooks {
 //		return array($security_areas, $security_sections);
 	}
 
+	//
+	//	Invoked for all modules before page header is displayed
+	//
+	function pre_header($fun_args)
+	{
+	}
+	//
+	//	Invoked for all modules before page footer is displayed
+	//
+	function pre_footer($fun_args)
+	{
+	}
+
 	//
 	// Price in words. $doc_type is set to document type and can be used to suppress 
 	// price in words printing for selected document types.
@@ -177,6 +190,29 @@ class hooks {
 	{
 		return true;
 	}
+
+	/*
+	 * Returns the quantity allowed to be dispatched for a particular item 
+	 * and a status (which can be used to style the row).
+	 * This quantity would be the default value on the delivery note.
+	 * The usual use case for this is when a item is in stock,
+	 * but has been reserved by someone else.
+	 * This allows extensions to implements its own priority algorithm.
+	 * This function is by detail_id and not item in case the item is present
+	 * more than one in  the cart.
+	 */
+	/* Default behavior check if there is enough quantity on hand and change the css
+ * class if needed */
+	static function  default_get_dispatchable_quantity($line_item, $location, $date, $qoh) {
+    global $SysPrefs;
+
+		if ($SysPrefs->allow_negative_stock() || ($line_item->qty_dispatched <= $qoh)) {
+			return true;
+		}
+		return array($qoh, 'stockmankobg');
+		return array($line_item->qty_dispatched, 'stockmankobg');
+	}
+
 }
 
 /*
@@ -189,9 +225,10 @@ function install_hooks()
 	$Hooks = array();
 	
 	// include current language related $Hooks object if locale file exists
-	if (file_exists($path_to_root . "/lang/".$_SESSION['language']->code."/locale.inc"))
+	$lang_code  = clean_file_name($_SESSION['language']->code);
+	if (file_exists($path_to_root . "/lang/" . $lang_code . "/locale.inc"))
 	{
-		include_once($path_to_root . "/lang/".$_SESSION['language']->code."/locale.inc");
+		include_once($path_to_root . "/lang/" . $lang_code . "/locale.inc");
 		$code = $_SESSION['language']->code;
 		$hook_class = 'hooks_'.$code;
 		$Hooks[$code] = new $hook_class;
@@ -209,7 +246,7 @@ function install_hooks()
 	Non active hooks are not included in $Hooks array, so we can use special function to 
 	activate.
 */
-function activate_hooks($ext, $comp)
+function activate_hooks($ext, $comp, $on=true)
 {
 	global $Hooks;
 	
@@ -223,8 +260,10 @@ function activate_hooks($ext, $comp)
 	}
 	if (!$hooks)
 		return false;
-	else
+	elseif ($on)
 		return $hooks->activate_extension($comp, false);
+	else
+		return $hooks->deactivate_extension($comp, false);
 }
 /*
 	Calls hook $method defined in extension $ext (if any)
@@ -252,17 +291,20 @@ function hook_invoke_all($method, &$data, $opts=null)
 	global $Hooks;
 	
 	$return = array();
-	foreach($Hooks as $ext => $hook)
-		if (method_exists($hook, $method)) {
-			set_ext_domain('modules/'.$ext);
-			$result = $hook->$method($data, $opts);
-			if (isset($result) && is_array($result)) {
-				$return = array_merge_recursive($return, $result);
-			} else if (isset($result)) {
-				$return[] = $result;
-				}
-			set_ext_domain();
-		}
+	if (isset($Hooks))
+	{
+		foreach($Hooks as $ext => $hook)
+			if (method_exists($hook, $method)) {
+				set_ext_domain('modules/'.$ext);
+				$result = $hook->$method($data, $opts);
+				if (isset($result) && is_array($result)) {
+					$return = array_merge_recursive($return, $result);
+				} else if (isset($result)) {
+					$return[] = $result;
+					}
+				set_ext_domain();
+			}
+	}
 	return $return;
 }
 /*
@@ -278,9 +320,9 @@ function hook_invoke_first($method, &$data, $opts=null)
 		if (method_exists($hook, $method)) {
 			set_ext_domain('modules/'.$ext);
 			$result = $hook->$method($data, $opts);
+			set_ext_domain();
 			if (isset($result))
 				break;
-			set_ext_domain();
 		}
 	}
 	return $result;
@@ -300,9 +342,9 @@ function hook_invoke_last($method, &$data, $opts=null)
 		if (method_exists($hook, $method)) {
 			set_ext_domain('modules/'.$ext);
 			$result = $hook->$method($data, $opts);
+			set_ext_domain();
 			if (isset($result))
 				break;
-			set_ext_domain();
 		}
 	}
 	return $result;
@@ -399,3 +441,19 @@ function hook_authenticate($login, $password)
 {
 	return hook_invoke_last('authenticate', $login, $password);
 }
+
+	/*
+	 * Returns the quantity allowed to be dispatched for a particular item 
+	 * and a "reason" (css classes).
+	 * This quantity would be the default value on the delivery note.
+	 * The usual use case for this is when a item is in stock,
+	 * but has been reserved by someone else.
+	 * This allows extensions to implements its own priority algorithm.
+	 * This function is by detail_id and not item in case the item is present
+	 * more than one in  the cart.
+	 * If 'skip' is returned, the line will be skipped and not displayed
+	 */
+function hook_get_dispatchable_quantity($line_item, $location, $date, $qoh) {
+		$result =  hook_invoke_first('get_dispatchable_quantity', $line_item, array($location, $date, $qoh));
+		return $result !== null ? $result : hooks::default_get_dispatchable_quantity($line_item, $location, $date, $qoh);
+}