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<?php
/* vim: set expandtab sw=4 ts=4 sts=4: */
/**
* hold PMA_Theme class
*
* @package PhpMyAdmin
*/
if (! defined('PHPMYADMIN')) {
exit;
}
/**
* handles theme
*
* @todo add the possibility to make a theme depend on another theme
* and by default on original
* @todo make all components optional - get missing components from 'parent' theme
*
* @package PhpMyAdmin
*/
class PMA_Theme
{
/**
* @var string theme version
* @access protected
*/
var $version = '0.0.0.0';
/**
* @var string theme name
* @access protected
*/
var $name = '';
/**
* @var string theme id
* @access protected
*/
var $id = '';
/**
* @var string theme path
* @access protected
*/
var $path = '';
/**
* @var string image path
* @access protected
*/
var $img_path = '';
/**
* @var integer last modification time for info file
* @access protected
*/
var $mtime_info = 0;
/**
* needed because sometimes, the mtime for different themes
* is identical
* @var integer filesize for info file
* @access protected
*/
var $filesize_info = 0;
/**
* @var array List of css files to load
* @access private
*/
private $_cssFiles = array(
'common',
'enum_editor',
'gis',
'navigation',
'pmd',
'rte',
'codemirror',
'jqplot',
'resizable-menu'
);
/**
* Loads theme information
*
* @return boolean whether loading them info was successful or not
* @access public
*/
function loadInfo()
{
if (! file_exists($this->getPath() . '/info.inc.php')) {
return false;
}
if ($this->mtime_info === filemtime($this->getPath() . '/info.inc.php')) {
return true;
}
@include $this->getPath() . '/info.inc.php';
// was it set correctly?
if (! isset($theme_name)) {
return false;
}
$this->mtime_info = filemtime($this->getPath() . '/info.inc.php');
$this->filesize_info = filesize($this->getPath() . '/info.inc.php');
if (isset($theme_full_version)) {
$this->setVersion($theme_full_version);
} elseif (isset($theme_generation, $theme_version)) {
$this->setVersion($theme_generation . '.' . $theme_version);
}
$this->setName($theme_name);
return true;
}
/**
* returns theme object loaded from given folder
* or false if theme is invalid
*
* @param string $folder path to theme
*
* @return PMA_Theme|false
* @static
* @access public
*/
static public function load($folder)
{
$theme = new PMA_Theme();
$theme->setPath($folder);
if (! $theme->loadInfo()) {
return false;
}
$theme->checkImgPath();
return $theme;
}
/**
* checks image path for existance - if not found use img from fallback theme
*
* @access public
* @return bool
*/
public function checkImgPath()
{
// try current theme first
if (is_dir($this->getPath() . '/img/')) {
$this->setImgPath($this->getPath() . '/img/');
return true;
}
// try fallback theme
$fallback = $GLOBALS['cfg']['ThemePath'] . '/'
. PMA_Theme_Manager::FALLBACK_THEME
. '/img/';
if (is_dir($fallback)) {
$this->setImgPath($fallback);
return true;
}
// we failed
trigger_error(
sprintf(
__('No valid image path for theme %s found!'),
$this->getName()
),
E_USER_ERROR
);
return false;
}
/**
* returns path to theme
*
* @access public
* @return string path to theme
*/
public function getPath()
{
return $this->path;
}
/**
* returns layout file
*
* @access public
* @return string layout file
*/
public function getLayoutFile()
{
return $this->getPath() . '/layout.inc.php';
}
/**
* set path to theme
*
* @param string $path path to theme
*
* @return void
* @access public
*/
public function setPath($path)
{
$this->path = trim($path);
}
/**
* sets version
*
* @param string $version version to set
*
* @return void
* @access public
*/
public function setVersion($version)
{
$this->version = trim($version);
}
/**
* returns version
*
* @return string version
* @access public
*/
public function getVersion()
{
return $this->version;
}
/**
* checks theme version agaisnt $version
* returns true if theme version is equal or higher to $version
*
* @param string $version version to compare to
*
* @return boolean true if theme version is equal or higher to $version
* @access public
*/
public function checkVersion($version)
{
return version_compare($this->getVersion(), $version, 'lt');
}
/**
* sets name
*
* @param string $name name to set
*
* @return void
* @access public
*/
public function setName($name)
{
$this->name = trim($name);
}
/**
* returns name
*
* @access public
* @return string name
*/
public function getName()
{
return $this->name;
}
/**
* sets id
*
* @param string $id new id
*
* @return void
* @access public
*/
public function setId($id)
{
$this->id = trim($id);
}
/**
* returns id
*
* @return string id
* @access public
*/
public function getId()
{
return $this->id;
}
/**
* Sets path to images for the theme
*
* @param string $path path to images for this theme
*
* @return void
* @access public
*/
public function setImgPath($path)
{
$this->img_path = $path;
}
/**
* Returns the path to image for the theme.
* If filename is given, it possibly fallbacks to fallback
* theme for it if image does not exist.
*
* @param string $file file name for image
*
* @access public
* @return string image path for this theme
*/
public function getImgPath($file = null)
{
if (is_null($file)) {
return $this->img_path;
} else {
if (is_readable($this->img_path . $file)) {
return $this->img_path . $file;
} else {
return $GLOBALS['cfg']['ThemePath'] . '/'
. PMA_Theme_Manager::FALLBACK_THEME . '/img/' . $file;
}
}
}
/**
* load css (send to stdout, normally the browser)
*
* @return bool
* @access public
*/
public function loadCss()
{
$success = true;
if ($GLOBALS['text_dir'] === 'ltr') {
$right = 'right';
$left = 'left';
} else {
$right = 'left';
$left = 'right';
}
foreach ($this->_cssFiles as $file) {
$path = $this->getPath() . "/css/$file.css.php";
$fallback = "./themes/"
. PMA_Theme_Manager::FALLBACK_THEME . "/css/$file.css.php";
if (is_readable($path)) {
echo "\n/* FILE: $file.css.php */\n";
include $path;
} else if (is_readable($fallback)) {
echo "\n/* FILE: $file.css.php */\n";
include $fallback;
} else {
$success = false;
}
}
include './themes/sprites.css.php';
return $success;
}
/**
* Renders the preview for this theme
*
* @return string
* @access public
*/
public function getPrintPreview()
{
$url_params = array('set_theme' => $this->getId());
$url = 'index.php' . PMA_URL_getCommon($url_params);
$retval = '<div class="theme_preview">';
$retval .= '<h2>';
$retval .= htmlspecialchars($this->getName());
$retval .= ' (' . htmlspecialchars($this->getVersion()) . ') ';
$retval .= '</h2>';
$retval .= '<p>';
$retval .= '<a class="take_theme" ';
$retval .= 'name="' . htmlspecialchars($this->getId()) . '" ';
$retval .= 'href="' . $url . '">';
if (@file_exists($this->getPath() . '/screen.png')) {
// if screen exists then output
$retval .= '<img src="' . $this->getPath() . '/screen.png" border="1"';
$retval .= ' alt="' . htmlspecialchars($this->getName()) . '"';
$retval .= ' title="' . htmlspecialchars($this->getName()) . '" />';
$retval .= '<br />';
} else {
$retval .= __('No preview available.');
}
$retval .= '[ <strong>' . __('take it') . '</strong> ]';
$retval .= '</a>';
$retval .= '</p>';
$retval .= '</div>';
return $retval;
}
/**
* Remove filter for IE.
*
* @return string CSS code.
*/
function getCssIEClearFilter()
{
return PMA_USR_BROWSER_AGENT == 'IE'
&& PMA_USR_BROWSER_VER >= 6
&& PMA_USR_BROWSER_VER <= 8
? 'filter: none'
: '';
}
/**
* Gets currently configured font size.
*
* @return String with font size.
*/
function getFontSize()
{
$fs = $GLOBALS['PMA_Config']->get('fontsize');
if (!is_null($fs)) {
return $fs;
}
if (isset($_COOKIE['pma_fontsize'])) {
return $_COOKIE['pma_fontsize'];
}
return '82%';
}
/**
* Generates code for CSS gradient using various browser extensions.
*
* @param string $start_color Color of gradient start, hex value without #
* @param string $end_color Color of gradient end, hex value without #
*
* @return string CSS code.
*/
function getCssGradient($start_color, $end_color)
{
$result = array();
// Opera 9.5+, IE 9
$result[] = 'background-image: url(./themes/svg_gradient.php?from='
. $start_color . '&to=' . $end_color . ');';
$result[] = 'background-size: 100% 100%;';
// Safari 4-5, Chrome 1-9
$result[] = 'background: '
. '-webkit-gradient(linear, left top, left bottom, from(#'
. $start_color . '), to(#' . $end_color . '));';
// Safari 5.1, Chrome 10+
$result[] = 'background: -webkit-linear-gradient(top, #'
. $start_color . ', #' . $end_color . ');';
// Firefox 3.6+
$result[] = 'background: -moz-linear-gradient(top, #'
. $start_color . ', #' . $end_color . ');';
// IE 10
$result[] = 'background: -ms-linear-gradient(top, #'
. $start_color . ', #' . $end_color . ');';
// Opera 11.10
$result[] = 'background: -o-linear-gradient(top, #'
. $start_color . ', #' . $end_color . ');';
// IE 6-8
if (PMA_USR_BROWSER_AGENT == 'IE'
&& PMA_USR_BROWSER_VER >= 6
&& PMA_USR_BROWSER_VER <= 8
) {
$result[] = 'filter: '
. 'progid:DXImageTransform.Microsoft.gradient(startColorstr="#'
. $start_color . '", endColorstr="#' . $end_color . '");';
}
return implode("\n", $result);
}
}
?>
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