added: forum

added: mount params can have arguments (in parentheses)
added: mount params: withheader, withinfo, restrictcreatethread, only_root_can_remove,
       can_use_emacs_on(level), can_use_mkdir_on(level), 
added: table Item has 'subject' column now
removed: column 'subject' from table Content




git-svn-id: svn://ttmath.org/publicrep/cmslu/trunk@505 e52654a7-88a9-db11-a3e9-0013d4bc506e

core/request.cpp

@@ -12,7 +12,7 @@
 #include "postparser.h"
 #include "cookieparser.h"
 #include "log.h"
-
+#include "data.h"
 
 
 Request::Request() : char_empty(0)
@@ -66,7 +66,10 @@ void Request::Clear()
 	
 	status = Error::ok;
 	
+	is_thread = false;
 	thread.Clear();
+	
+	thread_tab.clear();
 }
 
 
@@ -491,4 +494,160 @@ bool Request::HasReadExecAccess(const Item & item)
 }
 
 
+// returning true if we can create a thread in the current directory
+bool Request::CanCreateThread(bool check_root)
+{
+	if( request.dir_table.empty() )
+		return false;
+	
+	if( request.is_item )
+		return false;
+	
+	if( !HasWriteAccess(*request.dir_table.back()) )
+		return false;
+	
+	if( data.mounts.CurrentMountType() != Mount::thread )
+		return false;
+	
+	if( !check_root && session && session->puser && session->puser->super_user )
+		// super can create thread regardless of the restrictcreatethread option
+		return true;
+
+		
+	// !! w przyszlosci mozna odczytywac wiecej parametrow od restrictcreatethread
+	// tymczasowo wykorzystujemy tylko pierwszy
+	int level;
+	if( data.mounts.CurrentMountIsParam(Mount::restrictcreatethread, &level) )
+	{
+		if( level == -1 )
+			return false;
+
+		// we can only allow on a specific level
+		if( int(request.dir_table.size()) != level )
+			return false;
+	}
+	
+return true;
+}
+
+
+bool Request::CanRemove(const Item & item)
+{
+	if( item.parent_id == -1 )
+	{
+		// rm for the root dir
+		// only the superuser can do it
+		if( !request.session->puser || !request.session->puser->super_user )
+			return false;
+	}
+	else
+	{
+		Item * last_but_one_dir = data.dirs.GetDir(item.parent_id);
+		
+		if( !last_but_one_dir )
+			// ops, there is no a parent dir
+			return false;
+
+		if( !request.HasWriteAccess(*last_but_one_dir) )
+			return false;
+	}
+
+	if( data.mounts.CurrentMountIsParam(Mount::only_root_can_remove) )
+		// this can be deleted only be a root
+		if( !request.session->puser || !request.session->puser->super_user )
+			return false;
+	
+return true;	
+}
+
+
+bool Request::CanUseEmacs(const Item & item, bool check_root)
+{
+	if( !check_root && request.session->puser && request.session->puser->super_user )
+		// super user can use emacs everywhere
+		return true;
+
+	if( !request.HasWriteAccess(item) )
+		return false;
+
+	int level;
+	if( data.mounts.CurrentMountIsParam(Mount::can_use_emacs_on, &level)	)
+		if( level != int(request.dir_table.size()) )
+			return false;
+	
+	
+return true;
+}
+
+
+bool Request::CanUseMkdir(const Item & item, bool check_root)
+{
+	// you can create a directory only in a directory
+	if( item.type != Item::dir )
+		return false;
+	
+	if( !check_root && request.session->puser && request.session->puser->super_user )
+		// super user can use mkdir everywhere
+		return true;
+
+	if( !request.HasWriteAccess(item) )
+		return false;
+
+	int level;
+	if( data.mounts.CurrentMountIsParam(Mount::can_use_mkdir_on, &level)	)
+		if( level != int(request.dir_table.size()) )
+			return false;
+	
+	
+return true;
+}
+
+
+bool Request::CanUseHtml(long user_id)
+{
+	User * puser = data.users.GetUser(user_id);
+	
+	if( !puser )
+		return false;
+	
+	if( puser->super_user )
+		// super user can use html
+		return true;
+	
+	long group = data.groups.GetGroupId("allow_html");
+	
+	if( group == -1 )
+		// there is no such a group
+		return false;
+	
+	if( puser->IsMemberOf(group) )
+		return true;
+		
+return false;
+}
+
+
+bool Request::CanUseBBCode(long user_id)
+{
+	User * puser = data.users.GetUser(user_id);
+	
+	if( !puser )
+		return false;
+	
+	if( puser->super_user )
+		// super user can use bbcode
+		return true;
+	
+	long group = data.groups.GetGroupId("allow_bbcode");
+	
+	if( group == -1 )
+		// there is no such a group
+		return false;
+	
+	if( puser->IsMemberOf(group) )
+		return true;
+		
+return false;
+}
+