moved winix directories to winixd subdirectory
git-svn-id: svn://ttmath.org/publicrep/winix/trunk@1027 e52654a7-88a9-db11-a3e9-0013d4bc506e
This commit is contained in:
420
winixd/functions/functionparser.cpp
Normal file
420
winixd/functions/functionparser.cpp
Normal file
@@ -0,0 +1,420 @@
|
||||
/*
|
||||
* This file is a part of Winix
|
||||
* and is distributed under the 2-Clause BSD licence.
|
||||
* Author: Tomasz Sowa <t.sowa@ttmath.org>
|
||||
*/
|
||||
|
||||
/*
|
||||
* Copyright (c) 2008-2014, Tomasz Sowa
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions are met:
|
||||
*
|
||||
* 1. Redistributions of source code must retain the above copyright notice,
|
||||
* this list of conditions and the following disclaimer.
|
||||
*
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
||||
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
|
||||
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
||||
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
||||
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
||||
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
||||
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
||||
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
||||
* POSSIBILITY OF SUCH DAMAGE.
|
||||
*
|
||||
*/
|
||||
|
||||
#include "functionparser.h"
|
||||
#include "core/log.h"
|
||||
#include "core/item.h"
|
||||
#include "core/error.h"
|
||||
#include "functions.h"
|
||||
#include "utf8/utf8.h"
|
||||
|
||||
|
||||
|
||||
namespace Winix
|
||||
{
|
||||
|
||||
|
||||
|
||||
FunctionParser::FunctionParser()
|
||||
{
|
||||
}
|
||||
|
||||
|
||||
|
||||
bool FunctionParser::Parse(Cur * pcur, Db * pdb, Functions * pfunctions, System * psystem)
|
||||
{
|
||||
db = pdb;
|
||||
cur = pcur;
|
||||
system = psystem;
|
||||
functions = pfunctions;
|
||||
last_dir = 0;
|
||||
path = cur->request->env_request_uri.c_str();
|
||||
|
||||
ParseDirsItemFunction();
|
||||
ParseParams();
|
||||
ParseAnchor();
|
||||
|
||||
return cur->request->status == WINIX_ERR_OK;
|
||||
}
|
||||
|
||||
|
||||
|
||||
void FunctionParser::ParseDirsItemFunction()
|
||||
{
|
||||
if( !AddRootDir() )
|
||||
return;
|
||||
|
||||
ReadName();
|
||||
|
||||
while( IsDir() )
|
||||
{
|
||||
AddDir();
|
||||
ReadName();
|
||||
}
|
||||
|
||||
if( name.empty() )
|
||||
return;
|
||||
|
||||
if( CheckAddFunction() )
|
||||
return;
|
||||
|
||||
if( CheckAddItem() )
|
||||
{
|
||||
ReadName();
|
||||
|
||||
if( !name.empty() )
|
||||
{
|
||||
CheckAddFunction();
|
||||
|
||||
if( !cur->request->function )
|
||||
{
|
||||
log << log3 << "FP: unknown function: " << name << logend;
|
||||
cur->request->status = WINIX_ERR_NO_ITEM;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
bool FunctionParser::AddRootDir()
|
||||
{
|
||||
last_dir = system->dirs.GetRootDir();
|
||||
|
||||
if( !last_dir )
|
||||
{
|
||||
log << log3 << "FP: there is not a root directory" << logend;
|
||||
cur->request->status = WINIX_ERR_INTERNAL_ERROR;
|
||||
return false;
|
||||
}
|
||||
|
||||
AddDir();
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
|
||||
|
||||
bool FunctionParser::IsDir()
|
||||
{
|
||||
// directory names should not be empty
|
||||
if( name.empty() || !last_dir )
|
||||
return false;
|
||||
|
||||
last_dir = system->dirs.GetDir(name, last_dir->id);
|
||||
|
||||
return last_dir != 0;
|
||||
}
|
||||
|
||||
|
||||
bool FunctionParser::CheckAddItem()
|
||||
{
|
||||
// cur->request->dir_tab has at least one element
|
||||
long parent_id = cur->request->dir_tab.back()->id;
|
||||
Error status = db->GetItem(parent_id, name, cur->request->item);
|
||||
|
||||
if( status == WINIX_ERR_OK )
|
||||
{
|
||||
log << log3 << "FP: Item: id: " << cur->request->item.id << ", url: " << cur->request->item.url << logend;
|
||||
cur->request->last_item = &cur->request->item;
|
||||
cur->request->is_item = true;
|
||||
return true;
|
||||
}
|
||||
|
||||
if( status == WINIX_ERR_NO_ITEM )
|
||||
{
|
||||
log << log3 << "FP: No Item: url: " << name << logend;
|
||||
cur->request->status = WINIX_ERR_NO_ITEM;
|
||||
return false;
|
||||
}
|
||||
|
||||
log << log1 << "FP: db error" << logend;
|
||||
cur->request->status = WINIX_ERR_INTERNAL_ERROR;
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
|
||||
|
||||
bool FunctionParser::CheckAddFunction()
|
||||
{
|
||||
cur->request->function = functions->Find(name);
|
||||
|
||||
if( cur->request->function )
|
||||
{
|
||||
log << log3 << "FP: Function: " << cur->request->function->fun.url << logend;
|
||||
return true;
|
||||
}
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
|
||||
void FunctionParser::AddDir()
|
||||
{
|
||||
cur->request->dir_tab.push_back( last_dir );
|
||||
log << log3 << "FP: Directory: ";
|
||||
|
||||
if( last_dir->parent_id == -1 )
|
||||
log << "(root)" << logend;
|
||||
else
|
||||
log << last_dir->url << logend;
|
||||
|
||||
cur->request->last_item = cur->request->dir_tab.back();
|
||||
}
|
||||
|
||||
|
||||
|
||||
void FunctionParser::ParseParams()
|
||||
{
|
||||
SkipSlashes();
|
||||
|
||||
if( *path == '#' )
|
||||
{
|
||||
// there are not any parameters
|
||||
return;
|
||||
}
|
||||
|
||||
if( *path == '?' )
|
||||
ParseOrdinaryParams();
|
||||
else
|
||||
ParseWinixParams();
|
||||
}
|
||||
|
||||
|
||||
|
||||
void FunctionParser::ParseOrdinaryParams()
|
||||
{
|
||||
if( *path == '?' )
|
||||
path += 1;
|
||||
|
||||
do
|
||||
{
|
||||
ReadOrdinaryParName();
|
||||
|
||||
if( name.empty() )
|
||||
break;
|
||||
|
||||
ReadOrdinaryParValue();
|
||||
|
||||
if( *path == '&' )
|
||||
path += 1;
|
||||
|
||||
AddParam();
|
||||
}
|
||||
while( true );
|
||||
}
|
||||
|
||||
|
||||
|
||||
void FunctionParser::ParseWinixParams()
|
||||
{
|
||||
do
|
||||
{
|
||||
SkipSlashes();
|
||||
ReadWinixParName();
|
||||
|
||||
if( name.empty() )
|
||||
break;
|
||||
|
||||
ReadWinixParValue();
|
||||
|
||||
AddParam();
|
||||
}
|
||||
while( true );
|
||||
}
|
||||
|
||||
|
||||
void FunctionParser::AddParam()
|
||||
{
|
||||
param.name = name;
|
||||
param.value = value;
|
||||
cur->request->param_tab.push_back(param);
|
||||
|
||||
log << log3 << "FP: Param: name=" << param.name;
|
||||
|
||||
if( !param.value.empty() )
|
||||
log << ", value=" << param.value;
|
||||
|
||||
log << logend;
|
||||
}
|
||||
|
||||
|
||||
void FunctionParser::ParseAnchor()
|
||||
{
|
||||
if( *path == 0 )
|
||||
return;
|
||||
|
||||
if( *path != '#' )
|
||||
{
|
||||
cur->request->status = WINIX_ERR_INCORRECT_URI;
|
||||
return;
|
||||
}
|
||||
|
||||
path += 1;
|
||||
name_ascii.clear();
|
||||
|
||||
while( *path )
|
||||
name_ascii += GetChar();
|
||||
|
||||
PT::UTF8ToWide(name_ascii, cur->request->anchor);
|
||||
|
||||
if( !cur->request->anchor.empty() )
|
||||
log << log3 << "FP: anchor: " << cur->request->anchor << logend;
|
||||
}
|
||||
|
||||
|
||||
void FunctionParser::SkipSlashes()
|
||||
{
|
||||
while( *path == '/' )
|
||||
path += 1;
|
||||
}
|
||||
|
||||
|
||||
int FunctionParser::FromHex(int c)
|
||||
{
|
||||
if( c>='0' && c<='9' )
|
||||
return c - '0';
|
||||
else
|
||||
if( c>='a' && c<='f' )
|
||||
return c - 'a' + 10;
|
||||
else
|
||||
if( c>='A' && c<='F' )
|
||||
return c - 'A' + 10;
|
||||
else
|
||||
cur->request->status = WINIX_ERR_INCORRECT_URI;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
int FunctionParser::GetChar()
|
||||
{
|
||||
int c;
|
||||
|
||||
if( *path == 0 )
|
||||
return 0;
|
||||
|
||||
if( *path == '%' && *(path+1)!=0 && *(path+2)!=0 )
|
||||
{
|
||||
c = (FromHex(*(path+1)) << 4) + FromHex(*(path+2));
|
||||
|
||||
if( c == 0 )
|
||||
cur->request->status = WINIX_ERR_INCORRECT_URI;
|
||||
|
||||
path += 3;
|
||||
}
|
||||
else
|
||||
if( *path == '+' )
|
||||
{
|
||||
c = ' ';
|
||||
path += 1;
|
||||
}
|
||||
else
|
||||
{
|
||||
c = *path;
|
||||
path += 1;
|
||||
}
|
||||
|
||||
return c;
|
||||
}
|
||||
|
||||
|
||||
|
||||
void FunctionParser::ReadName()
|
||||
{
|
||||
SkipSlashes();
|
||||
name_ascii.clear();
|
||||
|
||||
while( *path && *path!='/' && *path!='?' && *path!='#' )
|
||||
name_ascii += GetChar();
|
||||
|
||||
PT::UTF8ToWide(name_ascii, name);
|
||||
}
|
||||
|
||||
|
||||
void FunctionParser::ReadOrdinaryParName()
|
||||
{
|
||||
name_ascii.clear();
|
||||
|
||||
while( *path && *path!='=' && *path!='&' && *path!='#' )
|
||||
name_ascii += GetChar();
|
||||
|
||||
PT::UTF8ToWide(name_ascii, name);
|
||||
}
|
||||
|
||||
|
||||
void FunctionParser::ReadOrdinaryParValue()
|
||||
{
|
||||
value_ascii.clear();
|
||||
|
||||
if( *path=='=' )
|
||||
path += 1;
|
||||
|
||||
while( *path && *path!='&' && *path!='#' )
|
||||
value_ascii += GetChar();
|
||||
|
||||
PT::UTF8ToWide(value_ascii, value);
|
||||
}
|
||||
|
||||
|
||||
void FunctionParser::ReadWinixParName()
|
||||
{
|
||||
name_ascii.clear();
|
||||
|
||||
while( *path && *path!='/' && *path!=':' && *path!='#' )
|
||||
name_ascii += GetChar();
|
||||
|
||||
PT::UTF8ToWide(name_ascii, name);
|
||||
}
|
||||
|
||||
|
||||
void FunctionParser::ReadWinixParValue()
|
||||
{
|
||||
value_ascii.clear();
|
||||
|
||||
if( *path == ':' )
|
||||
path += 1;
|
||||
|
||||
while( *path && *path!='/' && *path!='#' )
|
||||
value_ascii += GetChar();
|
||||
|
||||
PT::UTF8ToWide(value_ascii, value);
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
} // namespace Winix
|
||||
|
||||
Reference in New Issue
Block a user