/**
* Functions shows a warning box above the control panel is something is preventing
* RSGallery2 from functioning properly
*/
function writeWarningBox()
{
global $rsgConfig;
require_once JPATH_RSGALLERY2_ADMIN . '/includes/img.utils.php';
//Detect image libraries
$html = '';
$count = 0;
if (!GD2::detect() and !imageMagick::detect() and !Netpbm::detect()) {
$html .= "<p style=\"color: #CC0000;font-size:smaller;\"><img src=\"" . JURI_SITE . "/includes/js/ThemeOffice/warning.png\" alt=\"\"> " . JText::_('NO_IMGLIBRARY') . "</p>";
}
//Check availability and writability of folders
$folders = array($rsgConfig->get('imgPath_display'), $rsgConfig->get('imgPath_thumb'), $rsgConfig->get('imgPath_original'), '/images/rsgallery', '/media');
foreach ($folders as $folder) {
if (file_exists(JPATH_ROOT . $folder) && is_dir(JPATH_ROOT . $folder)) {
$perms = substr(sprintf('%o', fileperms(JPATH_ROOT . $folder)), -4);
if (!is_writable(JPATH_ROOT . $folder)) {
$html .= "<p style=\"color: #CC0000;font-size:smaller;\"><img src=\"" . JURI_SITE . "/includes/js/ThemeOffice/warning.png\" alt=\"\"> <strong>" . JPATH_ROOT . $folder . "</strong> " . JText::_('is NOT writable!') . "({$perms})";
}
} else {
$html .= "<p style=\"color: #CC0000;font-size:smaller;\"><img src=\"" . JURI_SITE . "/includes/js/ThemeOffice/warning.png\" alt=\"\"> <strong>" . JPATH_ROOT . $folder . "</strong> " . JText::_('FOLDER_NOTEXIST');
}
}
if ($html !== '') {
?>
<div style="clear: both; margin: 3px; margin-top: 10px; padding: 5px 15px; display: block; float: left; border: 1px solid #cc0000; background: #ffffcc; text-align: left; width: 50%;">
<p style="color: #CC0000;"><?php
echo JText::_('The following settings prevent RSGallery2 from working without errors:');
?>
</p>
<?php
echo $html;
?>
<p style="color: #CC0000;text-align:right;"><a href="index2.php?option=com_rsgallery2"><?php
echo JText::_('Refresh');
?>
</a></p>
</div>
<div class='rsg2-clr'> </div>
<?php
}
}
function showConfig()
{
global $rsgConfig;
$langs = array();
//$imageLib = array();
$lists = array();
// PRE-PROCESS SOME LISTS
// -- Languages --
/*
if ($handle = opendir( JPATH_RSGALLERY2_ADMIN.'/language/' )) {
$i=0;
while (false !== ($file = readdir( $handle ))) {
if (!strcasecmp(substr($file,-4),".php") && $file <> "." && $file <> ".." && strcasecmp(substr($file,-11),".ignore.php")) {
//$langs[] = mosHTML::makeOption( substr($file,0,-4) );
}
}
}
// sort list of languages
sort( $langs );
reset( $langs );
*/
/**
* detect available graphics libraries
* @todo call imgUtils graphics lib detection when it is built
*/
$graphicsLib = array();
$result = GD2::detect();
if ($result) {
$graphicsLib[] = JHTML::_("select.option", 'gd2', $result);
} else {
$graphicsLib[] = JHTML::_("select.option", 'gd2', JText::_('GD2 not detected'));
}
$result = ImageMagick::detect();
if ($result) {
$graphicsLib[] = JHTML::_("select.option", 'imagemagick', $result);
} else {
$graphicsLib[] = JHTML::_("select.option", 'imagemagick', JText::_('ImageMagick not detected'));
}
$result = Netpbm::detect();
if ($result) {
$graphicsLib[] = JHTML::_("select.option", 'netpbm', $result);
} else {
$graphicsLib[] = JHTML::_("select.option", 'netpbm', JText::_('netPBM not detected'));
}
$lists['graphicsLib'] = JHTML::_("select.genericlist", $graphicsLib, 'graphicsLib', '', 'value', 'text', $rsgConfig->graphicsLib);
html_rsg2_config::showconfig($lists);
}
/**
* generic image resize function
* @param string full path of source image
* @param string full path of target image
* @param int width of target
* @return true if successfull, false if error
* @todo only writes in JPEG, this should be given as a user option
*/
function resizeImage($source, $target, $targetWidth)
{
global $rsgConfig;
switch ($rsgConfig->get('graphicsLib')) {
case 'gd2':
return GD2::resizeImage($source, $target, $targetWidth);
break;
case 'imagemagick':
return ImageMagick::resizeImage($source, $target, $targetWidth);
break;
case 'netpbm':
return Netpbm::resizeImage($source, $target, $targetWidth);
break;
default:
JError::raiseNotice('ERROR_CODE', JText::_('INVALID GRAPHICS LIBRARY') . $rsgConfig->get('graphicsLib'));
return false;
}
}
