File Source for theme.php

<?php
/**
* user theme selection
*
* @copyright (c) 2004-15 bitweaver.org
*
* @package users
* @subpackage functions
*/
global $gEditMode;
$gEditMode = 'theme';
/**
* required setup
*/
include_once( '../kernel/setup_inc.php' );
include_once( THEMES_PKG_PATH.'css_lib.php' );
include_once( KERNEL_PKG_PATH.'BitSystem.php' );
global $gBitUser, $gBitSystem;
if (!$gBitUser->isRegistered()) {
$gBitSmarty->assign('msg', tra("Permission denied: You are not logged in"));
$gBitSystem->display( 'error.tpl' , NULL, array( 'display_mode' => 'display' ));
die;
}
include_once(USERS_PKG_PATH.'lookup_user_inc.php');
if ($gQueryUser->mUserId != $gBitUser->mUserId && !$gBitUser->object_has_permission($gBitUser->mUserId, $gQueryUser->mInfo['content_id'], 'bituser', 'p_users_admin')) {
$gBitSmarty->assign('msg', tra('You do not have permission to edit this user\'s theme'));
$gBitSystem->display('error.tpl', NULL, array( 'display_mode' => 'display' ));
die;
}
//******* HELPER FUNCTIONS *******
// get an array of filesnames in the given directory
function ls_a($wh)
{
$files = NULL;
if (is_dir($wh) && $handle = opendir($wh))
{
while (false !== ($file = readdir($handle)))
{
if ($file !== "." && $file !== ".." )
{
if(!isset($files)) $files=$file;
else $files = $file."\r\n".$files;
}
}
closedir($handle);
}
$arr=explode("\r\n", $files);
return $arr;
}
function delete($dir, $pattern = "*.*")
{
$deleted = false;
$pattern = str_replace(array("\*","\?"), array(".*","."), preg_quote($pattern));
if (substr($dir,-1) != "/") $dir.= "/";
if (is_dir($dir)) {
$d = opendir($dir);
while ($file = readdir($d)) {
if (is_file($dir.$file) && ereg("^".$pattern."$", $file)){
if (unlink($dir.$file))
$deleted[] = $file;
}
}
closedir($d);
return $deleted;
}
else return 0;
}
// it copies $wf to $wto
function copy_dirs($wf, $wto) {
if (!file_exists($wto)) {
mkdir($wto, 0777);
}
$arr=ls_a($wf);
foreach ($arr as $fn) {
if($fn) {
$fl=$wf."/".$fn;
$flto=$wto."/".$fn;
if(is_dir($fl)) copy_dirs($fl, $flto);
else // begin 2nd improvement
{
@copy($fl, $flto);
chmod($flto, 0666);
} // end 2nd improvement
}
}
}
//******** END HELPER FUNCTIONS **********
$F = array();
$errorMsg = array();
// Special case: the admin has turned of custom user themes but this user currently uses his/her custom theme
if ($gQueryUser->getPreference( 'theme' ) == 'custom' && !$gBitUser->canCustomizeTheme() ) {
$gQueryUser->storePreference('theme', NULL); // Set their homepage theme to fall back to the site's themeImages
$gQueryUser->setPreference( 'theme', NULL ); // Update their mPrefs
}
$usingCustomTheme = ($gQueryUser->getPreference( 'theme' ) == 'custom' ? true : false);
$gBitSmarty->assign_by_ref('usingCustomTheme', $usingCustomTheme);
if( !$gBitUser->canCustomizeTheme() ) {
$gBitSmarty->assign('msg', tra("Feature disabled"));
$gBitSystem->display( 'error.tpl' , NULL, array( 'display_mode' => 'display' ));
die;
}
$customCSSPath = $gQueryUser->getStoragePath('theme', $gQueryUser->mUserId, NULL); // Path to this user's storage directory
$customCSSFile = $customCSSPath.'custom.css'; // Path to this user's custom stylesheet
$customCSSImageURL = $gQueryUser->getStorageURL( '/theme/images/', $gQueryUser->mUserId );
$gBitSmarty->assign_by_ref('customCSSImageURL',$customCSSImageURL);
// Create a custom.css for this user if they do not already have one
if (!file_exists($customCSSFile)) {
if (!copy(THEMES_PKG_PATH.'/styles/basic/basic.css', $customCSSFile)) {
$gBitSmarty->assign('msg', tra("Unable to create a custom CSS file for you!"));
$gBitSystem->display( 'error.tpl' , NULL, array( 'display_mode' => 'display' ));
die;
}
}
if (isset($_REQUEST['fUseStandardTheme']) && $_REQUEST['fUseStandardTheme']) {
$gQueryUser->storePreference('theme', NULL);
$usingCustomTheme = false;
}
if (isset($_REQUEST['fUseCustomTheme']) && $_REQUEST['fUseCustomTheme']) {
$gQueryUser->storePreference('theme', 'custom');
$usingCustomTheme = true;
}
if ($usingCustomTheme) {
$assignStyle = 'basic';
// Action Responses
if (isset($_REQUEST["fSaveCSS"])and $_REQUEST["fSaveCSS"]) {
// Save any changes the user made to their CSS
$fp = fopen($customCSSFile, "w");
if (!$fp) {
$gBitSmarty->assign('msg', tra("You dont have permission to write the style sheet"));
$gBitSystem->display( 'error.tpl' , NULL, array( 'display_mode' => 'display' ));
die;
}
fwrite($fp, $_REQUEST["textData"]);
fclose ($fp);
$successMsg[] = "CSS Updated and Saved";
} elseif (isset($_REQUEST["fCancelCSS"]) && $_REQUEST['fCancelCSS']) {
// Cancel (e.g. do nothing)
$successMsg[] = "Changes have been cancelled";
} elseif (isset($_REQUEST['fResetCSS'])) {
// Reset CSS (e.g. copy an existing style as a base for their custom style)
unlink_r( $customCSSPath );
mkdir_p( $customCSSPath.'/images' );
$resetStyle = $_REQUEST['resetStyle'];
$cssData = $csslib->load_css2_file(THEMES_PKG_PATH."styles/$resetStyle/$resetStyle.css");
if (file_exists($customCSSPath.'/images')) {
$gBitThemes->expunge_dir($customCSSPath.'/images/');
} else {
mkdir_p($customCSSPath);
}
if (file_exists(THEMES_PKG_PATH."styles/$resetStyle/images")) {
//clean out any old junk
copy_dirs(THEMES_PKG_PATH."styles/$resetStyle/images", $customCSSPath.'/images/');
}
$fp = fopen($customCSSFile, "w");
if (!$fp) {
$gBitSmarty->assign('msg', tra("You dont have permission to write the style sheet"));
$gBitSystem->display( 'error.tpl' , NULL, array( 'display_mode' => 'display' ));
die;
}
fwrite($fp, $cssData);
fclose ($fp);
$successMsg[] = "Your CSS has been reset to the $resetStyle theme.";
} elseif (isset($_REQUEST['fUpload'])) {
if (!ereg(".JPG$|.PNG$|.GIF$|.BMP$",strtoupper($_FILES['fImgUpload']['name']))) {
$errorMsg[] = "Your image must be one of the following types: .jpg, .png, .gif, .bmp";
} else {
if (!file_exists($customCSSPath.'/images')) {
mkdir_p($customCSSPath.'/images');
}
if ($_FILES['fImgUpload']['error'] == UPLOAD_ERR_OK && copy($_FILES['fImgUpload']['tmp_name'], $customCSSPath.'/images/'.$_FILES['fImgUpload']['name'])) {
$successMsg[] = $_FILES['fImgUpload']['name']." successfully added.";
}
else {
$errorMsg[] = "There was a problem uploading your image.";
}
}
} elseif (isset($_REQUEST['fDeleteImg'])) {
/*$imgArray = $_REQUEST['fDeleteImg'];
foreach($imgArray as $key => $value) {
$imgPath = $customCSSPath.'/images/'.$key;
if (file_exists($imgPath)) {
unlink($imgPath);
$successMsg[] = "$key successfully deleted";
} else {
$errorMsg[] = "$key does not exists!";
}
}*/
$imgName = key( $_REQUEST['fDeleteImg'] );
$imgPath = $customCSSPath.'/images/'.$imgName;
if (file_exists($imgPath)) {
unlink($imgPath);
$successMsg[] = "$imgName successfully deleted";
} else {
$errorMsg[] = "$imgName does not exists!";
}
} else {
$action = 'edit';
}
} else {
// User is selecting from the standard themes
if (isset($_REQUEST['fChangeTheme']) && $_REQUEST['fChangeTheme']) {
$gQueryUser->storePreference('theme', NULL);
$successMsg[] = "Theme successfully changed to ".$_REQUEST['fStyleChoice'];
$assignStyle = $_REQUEST['fStyleChoice'];
}
header( 'Location: '.USERS_PKG_URL.'assigned_modules.php' );
}
// Get the list of themes the user can choose to derive from (aka Reset to)
$styles = $gBitThemes->getStyles( NULL, ($usingCustomTheme ? FALSE : TRUE), FALSE );
$gBitSmarty->assign_by_ref( 'styles', $styles );
// $assignStyle is the default style which will be selected in the drop down list
if (!isset($assignStyle)) {
$assignStyle = $gQueryUser->getPreference('theme', 'basic');
}
$gBitSmarty->assign_by_ref( 'assignStyle', $assignStyle);
// Read in this user's custom.css to display in the textarea
$lines = file($customCSSFile);
$data = '';
foreach ($lines as $line) {
$data .= $line;
}
$gBitSmarty->assign('data', $data);
// Export success/error messages for display in the tpl.
if (isset($successMsg))
$gBitSmarty->assign_by_ref('successMsg',$successMsg);
if (isset($errorMsg))
$gBitSmarty->assign_by_ref('errorMsg', $errorMsg);
// Get the list of images used by this user's custom theme
$imageList = ls_a($customCSSPath.'images/');
$themeImages = array();
if( count( $imageList ) ) {
foreach ($imageList as $image) {
if (ereg(".JPG$|.PNG$|.GIF$|.BMP$",strtoupper($image))) {
$themeImages[] = $image;
}
}
}
$gBitSmarty->assign('imagesCount', count($themeImages));
$gBitSmarty->assign_by_ref('themeImages',$themeImages);
$gBitSmarty->assign('SCRIPT_NAME', $_SERVER['SCRIPT_NAME']);
$gBitSmarty->assign_by_ref('gQueryUser', $gQueryUser);
$gBitSystem->display( 'bitpackage:users/user_theme.tpl', NULL, array( 'display_mode' => 'display' ));
?>

Source for file theme.php