added: issues ticket system

added functions: ticket, createticket, editticket
         (there is no 'rm' function working for tickets yet)
changed: mount parser and mount points
         now we have more parameters (arguments in parameters)
some refactoring in functions 'emacs' and 'mkdir'



git-svn-id: svn://ttmath.org/publicrep/cmslu/trunk@554 e52654a7-88a9-db11-a3e9-0013d4bc506e

content/misc_item.cpp

@@ -0,0 +1,143 @@
+/*
+ * This file is a part of CMSLU -- Content Management System like Unix
+ * and is not publicly distributed
+ * 
+ * Copyright (c) 2008-2009, Tomasz Sowa
+ * All rights reserved.
+ * 
+ */
+ 
+#include "content.h"
+#include "../core/request.h"
+#include "../core/misc.h"
+#include "../core/db.h"
+
+
+
+
+
+// returning true if the 'url' has to be changed
+bool Content::ReadItemUrlSubject(Item & item, Item::Type item_type)
+{
+	bool with_url = false;
+
+	std::string * new_url     = request.PostVar("url");
+	std::string * new_subject = request.PostVar("subject");
+
+	if( item_type == Item::file )
+	{
+		if( !request.is_item || (new_url && *new_url != item.url) )
+			with_url = true;
+	}
+	else
+	{
+		with_url = true;
+	}
+
+
+	if( new_url )
+		item.url = *new_url;
+
+	if( new_subject )
+		item.subject = *new_subject;
+
+
+	if( item.subject.empty() )
+	{
+		item.subject = request.dir_table.back()->subject;
+		item.subject += "_msg_";
+		item.subject += ToStr(db.Size(request.dir_table.back()->id, Item::file));
+	}
+
+	// if item.url is empty then it will be set from item.subject
+	PrepareUrl(item);
+
+return with_url;
+}
+
+
+void Content::ReadItemContentWithType(Item & item)
+{
+	item.content_type = Item::ct_formatted_text; // default is formatted text
+	request.PostVar("content", request.item.content);
+	request.PostVar("contenttype", temp);
+	
+	// ct_text and ct_formatted_text can use everyone
+
+	if( temp == "0" )
+		item.content_type = Item::ct_text;
+	else
+	if( temp == "1" )
+		item.content_type = Item::ct_formatted_text;
+
+
+	// those below need special privileges
+
+	if( !request.session->puser )
+		return;
+
+	long user_id = request.session->puser->id;
+
+
+	if( temp == "2" )
+	{
+		if( request.CanUseHtml(user_id) )
+			item.content_type = Item::ct_html;
+	}
+	else
+	if( temp == "3" )
+	{
+		if( request.CanUseBBCode(user_id) )
+			item.content_type = Item::ct_bbcode;
+	}
+	else
+	if( temp == "4" )
+	{
+		if( request.CanUseRaw(user_id) )
+			item.content_type = Item::ct_raw;
+	}
+}
+
+
+
+
+// item_type - the type of an item you are expecting to read
+// returns true if the url has to be changed
+// at the moment this is only checked for Item::file - for Item::dir it returns always true
+bool Content::ReadItem(Item & item, Item::Type item_type)
+{
+	if( item_type == Item::none )
+		return false;
+
+	item.type      = item_type;
+	item.parent_id = request.dir_table.back()->id;
+
+	bool edit_with_url = ReadItemUrlSubject(item, item_type);
+
+	SetUser(item);
+
+	if( item_type == Item::file )
+		ReadItemContentWithType(item);
+
+return edit_with_url;
+}
+
+
+
+// if we don't have access we only remove the item from the table
+void Content::CheckAccessToItems()
+{
+size_t i = 0;
+
+	while( i < request.item_table.size() )
+	{
+		if( !request.HasReadAccess(request.item_table[i]) )
+		{
+			request.item_table.erase(request.item_table.begin() + i);
+		}
+		else
+		{
+			i += 1;
+		}
+	}
+}