piwigo/admin/derivatives.php
2012-02-19 19:59:22 +00:00

353 lines
No EOL
10 KiB
PHP

<?php
// +-----------------------------------------------------------------------+
// | Piwigo - a PHP based photo gallery |
// +-----------------------------------------------------------------------+
// | Copyright(C) 2008-2012 Piwigo Team http://piwigo.org |
// | Copyright(C) 2003-2008 PhpWebGallery Team http://phpwebgallery.net |
// | Copyright(C) 2002-2003 Pierrick LE GALL http://le-gall.net/pierrick |
// +-----------------------------------------------------------------------+
// | This program is free software; you can redistribute it and/or modify |
// | it under the terms of the GNU General Public License as published by |
// | the Free Software Foundation |
// | |
// | 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, |
// | USA. |
// +-----------------------------------------------------------------------+
defined('PHPWG_ROOT_PATH') or trigger_error('Hacking attempt!', E_USER_ERROR);
$errors = array();
if ( isset($_POST['d']) )
{
$pderivatives = $_POST['d'];
$pwatermark = $_POST['w'];
// step 1 - sanitize HTML input
foreach($pderivatives as $type => &$pderivative)
{
if ($pderivative['must_square'] = ($type==IMG_SQUARE ? true : false))
{
$pderivative['h'] = $pderivative['w'];
$pderivative['minh'] = $pderivative['minw'] = $pderivative['w'];
$pderivative['crop'] = 100;
}
$pderivative['must_enable'] = ($type==IMG_SQUARE || $type==IMG_THUMB)? true : false;
$pderivative['enabled'] = isset($pderivative['enabled']) || $pderivative['must_enable'] ? true : false;
}
unset($pderivative);
// step 2 - check validity
$prev_w = $prev_h = 0;
foreach(ImageStdParams::get_all_types() as $type)
{
$pderivative = $pderivatives[$type];
if (!$pderivative['enabled'])
continue;
if ($type==IMG_THUMB)
{
$w = intval($pderivative['w']);
if ($w<=0)
{
$errors[$type]['w'] = '>0';
}
$h = intval($pderivative['h']);
if ($h<=0)
{
$errors[$type]['h'] = '>0';
}
if (max($w,$h) <= $prev_w)
{
$errors[$type]['w'] = $errors[$type]['h'] = '>'.$prev_w;
}
}
else
{
$v = intval($pderivative['w']);
if ($v<=0 || $v<=$prev_w)
{
$errors[$type]['w'] = '>'.$prev_w;
}
$v = intval($pderivative['h']);
if ($v<=0 || $v<=$prev_h)
{
$errors[$type]['h'] = '>'.$prev_h;
}
}
$v = intval($pderivative['crop']);
if ($v<0 || $v>100)
{
$errors[$type]['crop'] = '[0..100]';
}
if ($v!=0)
{
$v = intval($pderivative['minw']);
if ($v<0 || $v>intval($pderivative['w']))
{
$errors[$type]['minw'] = '[0..'.intval($pderivative['w']).']';
}
$v = intval($pderivative['minh']);
if ($v<0 || $v>intval($pderivative['h']))
{
$errors[$type]['minh'] = '[0..'.intval($pderivative['h']).']';
}
}
if (count($errors)==0)
{
$prev_w = intval($pderivative['w']);
$prev_h = intval($pderivative['h']);
}
$v = intval($pderivative['sharpen']);
if ($v<0 || $v>100)
{
$errors[$type]['sharpen'] = '[0..100]';
}
$v = intval($pderivative['quality']);
if ($v<=0 || $v>100)
{
$errors[$type]['quality'] = '(0..100]';
}
}
$v = intval($pwatermark['xpos']);
if ($v<0 || $v>100)
{
$errors['watermark']['xpos'] = '[0..100]';
}
$v = intval($pwatermark['ypos']);
if ($v<0 || $v>100)
{
$errors['watermark']['ypos'] = '[0..100]';
}
$v = intval($pwatermark['opacity']);
if ($v<=0 || $v>100)
{
$errors['watermark']['opacity'] = '(0..100]';
}
// step 3 - save data
if (count($errors)==0)
{
$watermark = new WatermarkParams();
$watermark->file = $pwatermark['file'];
$watermark->xpos = intval($pwatermark['xpos']);
$watermark->ypos = intval($pwatermark['ypos']);
$watermark->xrepeat = intval($pwatermark['xrepeat']);
$watermark->opacity = intval($pwatermark['opacity']);
$watermark->min_size = array(intval($pwatermark['minw']),intval($pwatermark['minh']));
$old_watermark = ImageStdParams::get_watermark();
$watermark_changed =
$watermark->file != $old_watermark->file
|| $watermark->xpos != $old_watermark->xpos
|| $watermark->ypos != $old_watermark->ypos
|| $watermark->xrepeat != $old_watermark->xrepeat
|| $watermark->opacity != $old_watermark->opacity;
ImageStdParams::set_watermark($watermark);
$enabled = ImageStdParams::get_defined_type_map();
$disabled = @unserialize( @$conf['disabled_derivatives'] );
if ($disabled===false)
{
$disabled = array();
}
$changed_types = array();
foreach(ImageStdParams::get_all_types() as $type)
{
$pderivative = $pderivatives[$type];
if ($pderivative['enabled'])
{
$new_params = new DerivativeParams(
new SizingParams(
array(intval($pderivative['w']), intval($pderivative['h'])),
round($pderivative['crop'] / 100, 2),
array(intval($pderivative['minw']), intval($pderivative['minh']))
)
);
$new_params->sharpen = intval($pderivative['sharpen']);
$new_params->quality = intval($pderivative['quality']);
ImageStdParams::apply_global($new_params);
if (isset($enabled[$type]))
{
$old_params = $enabled[$type];
$same = true;
if ( !size_equals($old_params->sizing->ideal_size, $new_params->sizing->ideal_size)
or $old_params->sizing->max_crop != $new_params->sizing->max_crop)
{
$same = false;
}
if ( $same && $new_params->sizing->max_crop != 0
&& !size_equals($old_params->sizing->min_size, $new_params->sizing->min_size) )
{
$same = false;
}
if ( $same &&
( $new_params->sharpen != $old_params->sharpen
|| $new_params->quality > $old_params->quality)
)
{
$same = false;
}
if ($same &&
( $new_params->use_watermark != $old_params->use_watermark
|| $new_params->use_watermark && $watermark_changed )
)
{
$same = false;
}
if (!$same)
{
$new_params->last_mod_time = time();
$changed_types[] = $type;
}
else
{
$new_params->last_mod_time = $old_params->last_mod_time;
}
$enabled[$type] = $new_params;
}
else
{// now enabled, before was disabled
$enabled[$type] = $new_params;
unset($disabled[$type]);
}
}
else
{// disabled
if (isset($enabled[$type]))
{// now disabled, before was enabled
$changed_types[] = $type;
$disabled[$type] = $enabled[$type];
unset($enabled[$type]);
}
}
}
$enabled_by = array(); // keys ordered by all types
foreach(ImageStdParams::get_all_types() as $type)
{
if (isset($enabled[$type]))
{
$enabled_by[$type] = $enabled[$type];
}
}
ImageStdParams::set_and_save($enabled_by);
if (count($disabled)==0)
{
$query='DELETE FROM '.CONFIG_TABLE.' WHERE param = \'disabled_derivatives\'';
pwg_query($query);
}
else
{
conf_update_param('disabled_derivatives', addslashes(serialize($disabled)) );
}
$conf['disabled_derivatives']=serialize($disabled);
if (count($changed_types))
{
clear_derivative_cache($changed_types);
}
}
else
{
$template->assign('derivatives', $pderivatives);
$template->assign('watermark', $pwatermark);
$template->assign('ferrors', $errors);
}
}
if (count($errors)==0)
{
$enabled = ImageStdParams::get_defined_type_map();
$disabled = @unserialize( @$conf['disabled_derivatives'] );
if ($disabled===false)
{
$disabled = array();
}
$tpl_vars = array();
foreach(ImageStdParams::get_all_types() as $type)
{
$tpl_var = array();
$tpl_var['must_square'] = ($type==IMG_SQUARE ? true : false);
$tpl_var['must_enable'] = ($type==IMG_SQUARE || $type==IMG_THUMB)? true : false;
if ($params=@$enabled[$type])
{
$tpl_var['enabled']=true;
}
else
{
$tpl_var['enabled']=false;
$params=@$disabled[$type];
}
if ($params)
{
list($tpl_var['w'],$tpl_var['h']) = $params->sizing->ideal_size;
if ( ($tpl_var['crop'] = round(100*$params->sizing->max_crop)) > 0)
{
list($tpl_var['minw'],$tpl_var['minh']) = $params->sizing->min_size;
}
else
{
$tpl_var['minw'] = $tpl_var['minh'] = "";
}
$tpl_var['sharpen'] = $params->sharpen;
$tpl_var['quality'] = $params->quality;
}
$tpl_vars[$type]=$tpl_var;
}
$template->assign('derivatives', $tpl_vars);
$wm = ImageStdParams::get_watermark();
$template->assign('watermark', array(
'file' => $wm->file,
'minw' => $wm->min_size[0],
'minh' => $wm->min_size[1],
'xpos' => $wm->xpos,
'ypos' => $wm->ypos,
'xrepeat' => $wm->xrepeat,
'opacity' => $wm->opacity,
));
}
$watermark_files = array();
foreach (glob(PHPWG_ROOT_PATH.'themes/default/watermarks/*.png') as $file)
{
$watermark_files[] = substr($file, strlen(PHPWG_ROOT_PATH));
}
foreach (glob(PHPWG_ROOT_PATH.PWG_LOCAL_DIR.'watermarks/*.png') as $file)
{
$watermark_files[] = substr($file, strlen(PHPWG_ROOT_PATH));
}
$watermark_filemap = array( '' => '---' );
foreach( $watermark_files as $file)
{
$display = basename($file);
$watermark_filemap[$file] = $display;
}
$template->assign('watermark_files', $watermark_filemap);
$template->set_filename('derivatives', 'derivatives.tpl');
$template->assign_var_from_handle('ADMIN_CONTENT', 'derivatives');
?>