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/**
* Yudit Unicode Editor Source File
*
* GNU Copyright (C) 2002 Gaspar Sinai <gsinai@yudit.org>
* GNU Copyright (C) 2001 Gaspar Sinai <gsinai@yudit.org>
* GNU Copyright (C) 2000 Gaspar Sinai <gsinai@yudit.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License, version 2,
* dated June 1991. See file COPYYING for details.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/**
* @author: Gaspar Sinai <gsinai@yudit.org>
* @version: 2000-04-23
*/
#include "SProperties.h"
#include "SExcept.h"
#include <stdio.h>
#include <string.h>
SProperties::SProperties (void) : SHashtable<SString>()
{
}
SProperties::SProperties (const SString& string)
{
/* split into lines */
SStringVector delimiters("\r\n,\n,\r", ",");
SString current;
unsigned int dsize = delimiters.size();
unsigned int ssize = string.size();
int found = (int) string.size();
unsigned int di=0;
unsigned int from=0;
while (ssize > from)
{
/* This is just a splitting rourtine. We can not use
the Vecotr's split because that purges empty lines.
*/
for (di=0; di<dsize; di++){
found = string.find (delimiters[di], from);
if (found>=0) break;
}
SString s = (di < dsize)
? SString (&string.array()[from], (unsigned int)found - from)
: SString (&string.array()[from], string.size() - from);
from = (di < dsize)
? (unsigned int) found + delimiters[di].size()
: string.size();
if (s.size()>0 && s[0] == '#')
{
continue;
}
if (s.size()>0 && s[s.size()-1] == '\\')
{
s.truncate (s.size()-1);
current.append (s);
continue;
}
current.append (s);
bool white = true;
for (unsigned j=0; j<current.size(); j++)
{
if (current[j] != ' ' && current[j] != '\t')
{
white = false;
break;
}
}
if (white)
{
current.clear();
continue;
}
SStringVector kvle(current, "=", true);
current.clear();
if (kvle.size()==0)
{
continue;
}
if (kvle.size()==1)
{
put (kvle[0], "");
continue;
}
put (kvle[0], kvle[1]);
}
}
SProperties::SProperties (const SProperties& base) : SHashtable<SString>(base)
{
}
SProperties::~SProperties ()
{
}
SString
SProperties::toString() const
{
SStringVector ret;
for (unsigned int i=0; i<size(); i++)
{
for (unsigned int j=0; j<size(i); j++)
{
const SString* value;
if ((value=get (i,j))==0) continue;
const SString& k = key (i,j);
SString line (k);
line.append ("=");
line.append (*value);
ret.append (line);
}
}
ret.sort();
return ret.join ("\n");
}
SObject*
SProperties::clone() const
{
SProperties* p = new SProperties (*this);
CHECK_NEW(p);
return p;
}
/**
* split a string into an array
* @param s is the string to split
* @param delim is the delimiter list
* @param once is true if we quit after one spli
* retgurn the key or SStringNull. returnning key is not yet implemented
*/
SString&
SProperties::split (const SString& s, const SString& delim)
{
int start = 0;
unsigned int count =0;
/* Find the first delim. */
SString mykey;
while (start < (int) s.size())
{
int current;
int smallest = s.size();
for (unsigned int i=0; i<delim.size(); i++)
{
current = s.find (delim.array()[i], start);
if (current == -1) continue;
if (current < smallest) smallest = current;
}
if (smallest < 0) break;
if (smallest != start)
{
//sub.trunc (smallest);
if (smallest+1 >= (int) s.size()) break;
mykey = SString(s.array(), start, smallest-start);
SString value = SString(s.array(), smallest+1, (int)s.size()-smallest-1);
count += 2;
put (mykey, value);
break;
}
start = (smallest+1);
}
//return (count==2) ? *new SString(mykey) : SStringNull;
// Just aint working yet...
return SStringNull;
}
/**
* merge the other property into this property
*/
void
SProperties::merge (const SProperties& other)
{
for (unsigned int i=0; i<other.size(); i++)
{
for (unsigned int j=0; j<other.size(i); j++)
{
const SString* value;
if ((value=other.get (i,j))==0) continue;
const SString& key = other.key (i,j);
put (key, *value);
}
}
}
SString
SProperties::getProperty (const SString& prop, const SString& fallback) const
{
const SString* p = get(prop);
if (p==0) p = &fallback;
return SString (*p);
}
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