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   1  <?php
   2  define ('JA_TOOL_COLOR', 'ja_color');
   3  define ('JA_TOOL_SCREEN', 'ja_screen');
   4  define ('JA_TOOL_FONT', 'ja_font');
   5  define ('JA_TOOL_MENU', 'ja_menu');
   6  
   7  class JA_Tools {
   8      var $_params_cookie = null; //Params will store in cookie for user select. Default: store all params
   9      var $_tpl = null;
  10      var $template = '';
  11  
  12  	function JA_Tools ($template, $_params_cookie=null) {
  13          $this->_tpl = $template;
  14          $this->template = $template->template;
  15  
  16          if(!$_params_cookie) {
  17              $this->_params_cookie = $this->_tpl->params->toArray();
  18          } else {
  19              foreach ($_params_cookie as $k) {
  20                  $this->_params_cookie[$k] = $this->_tpl->params->get($k);
  21              }
  22          }
  23  
  24          $this->getUserSetting();
  25      }
  26  
  27  	function getUserSetting(){
  28          $exp = time() + 60*60*24*355;
  29          if (isset($_COOKIE[$this->template.'_tpl']) && $_COOKIE[$this->template.'_tpl'] == $this->template){
  30              foreach($this->_params_cookie as $k=>$v) {
  31                  $kc = $this->template."_".$k;
  32                  if (JRequest::getVar($k, null, 'GET') !== null) {
  33                      $v = preg_replace('/[\x00-\x1F\x7F<>;\/\"\'%()]/', '', JRequest::getString($k, '', 'GET'));
  34                      setcookie ($kc, $v, $exp, '/');
  35                  }else{
  36                      if (isset($_COOKIE[$kc])){
  37                          $v = $_COOKIE[$kc];
  38                      }
  39                  }
  40                  $this->setParam($k, $v);
  41              }
  42  
  43          }else{
  44              setcookie ($this->template.'_tpl', $this->template, $exp, '/');
  45          }
  46          return $this;
  47      }
  48  
  49  	function getParam ($param, $default='') {
  50          if (isset($this->_params_cookie[$param])) {
  51              return preg_replace('/[\x00-\x1F\x7F<>;\/\"\'%()]/', '', $this->_params_cookie[$param]);
  52          }
  53          return preg_replace('/[\x00-\x1F\x7F<>;\/\"\'%()]/', '', $this->_tpl->params->get($param, $default));
  54      }
  55  
  56  	function setParam ($param, $value) {
  57          $this->_params_cookie[$param] = $value;
  58      }
  59  
  60  	function getCurrentURL(){
  61          $cururl = JRequest::getURI();
  62          if(($pos = strpos($cururl, "index.php"))!== false){
  63              $cururl = substr($cururl,$pos);
  64          }
  65          $cururl =  JRoute::_($cururl, true, 0);
  66          return $cururl;
  67      }
  68  
  69  	function genToolMenu($_array_tools=null, $imgext = 'gif'){
  70          if(!is_array($_array_tools)) $_array_tools = array($_array_tools);
  71          if(!$_array_tools) $_array_tools = array_keys($this->_params_cookie);
  72          if (in_array(JA_TOOL_FONT, $_array_tools)){//show font tools
  73          ?>
  74          <ul class="ja-usertools-font">
  75            <li><img style="cursor: pointer;" title="<?php echo JText::_('Increase font size');?>" src="<?php echo $this->templateurl();?>/images/user-increase.<?php echo $imgext;?>" alt="<?php echo JText::_('Increase font size');?>" id="ja-tool-increase" onclick="switchFontSize('<?php echo $this->template."_".JA_TOOL_FONT;?>','inc'); return false;" /></li>
  76            <li><img style="cursor: pointer;" title="<?php echo JText::_('Default font size');?>" src="<?php echo $this->templateurl();?>/images/user-reset.<?php echo $imgext;?>" alt="<?php echo JText::_('Default font size');?>" id="ja-tool-reset" onclick="switchFontSize('<?php echo $this->template."_".JA_TOOL_FONT;?>',<?php echo $this->_tpl->params->get(JA_TOOL_FONT);?>); return false;" /></li>
  77            <li><img style="cursor: pointer;" title="<?php echo JText::_('Decrease font size');?>" src="<?php echo $this->templateurl();?>/images/user-decrease.<?php echo $imgext;?>" alt="<?php echo JText::_('Decrease font size');?>" id="ja-tool-decrease" onclick="switchFontSize('<?php echo $this->template."_".JA_TOOL_FONT;?>','dec'); return false;" /></li>
  78          </ul>
  79          <script type="text/javascript">var CurrentFontSize=parseInt('<?php echo $this->getParam(JA_TOOL_FONT);?>');</script>
  80          <?php
  81          }
  82      }
  83  
  84  	function getCurrentMenuIndex(){
  85          $Itemid = JRequest::getInt( 'Itemid');
  86          $database        =& JFactory::getDBO();
  87          $id = $Itemid;
  88          $menutype = 'mainmenu';
  89          $ordering = '0';
  90          while (1){
  91              $sql = "select parent, menutype, ordering from #__menu where id = $id limit 1";
  92              $database->setQuery($sql);
  93              $row = null;
  94              $row = $database->loadObject();
  95              if ($row) {
  96                  $menutype = $row->menutype;
  97                  $ordering = $row->ordering;
  98                  if ($row->parent > 0)
  99                  {
 100                      $id = $row->parent;
 101                  }else break;
 102              }else break;
 103          }
 104  
 105          $user    =& JFactory::getUser();
 106          $sql = 'SELECT count(*) FROM #__menu AS m'
 107              . ' WHERE menutype=' . $database -> Quote($menutype)
 108              . ' AND published=1 AND parent=0 and ordering < ' . $ordering
 109          ;
 110          if (isset($user)) {
 111              $aid = $user->get('aid', 0);
 112              $sql .= " AND access <= '$aid'";
 113          }
 114          $database->setQuery($sql);
 115  
 116          return $database->loadResult();
 117      }
 118  
 119  	function calSpotlight ($spotlight, $totalwidth=100, $firstwidth=0) {
 120  
 121          /********************************************
 122          $spotlight = array ('position1', 'position2',...)
 123          *********************************************/
 124          $modules = array();
 125          $modules_s = array();
 126          foreach ($spotlight as $position) {
 127              if( $this->_tpl->countModules ($position) ){
 128                  $modules_s[] = $position;
 129              }
 130              $modules[$position] = array('class'=>'-full', 'width'=>$totalwidth);
 131          }
 132  
 133          if (!count($modules_s)) return null;
 134  
 135          if ($firstwidth) {
 136              if (count($modules_s)>1) {
 137                  $width = round(($totalwidth-$firstwidth)/(count($modules_s)-1),1) . "%";
 138                  $firstwidth = $firstwidth . "%";
 139              }else{
 140                  $firstwidth = $totalwidth . "%";
 141              }
 142          }else{
 143              $width = round($totalwidth/(count($modules_s)),1) . "%";
 144              $firstwidth = $width;
 145          }
 146  
 147          if (count ($modules_s) > 1){
 148              $modules[$modules_s[0]]['class'] = "-left";
 149              $modules[$modules_s[0]]['width'] = $firstwidth;
 150              $modules[$modules_s[count ($modules_s) - 1]]['class'] = "-right";
 151              $modules[$modules_s[count ($modules_s) - 1]]['width'] = $width;
 152              for ($i=1; $i<count ($modules_s) - 1; $i++){
 153                  $modules[$modules_s[$i]]['class'] = "-center";
 154                  $modules[$modules_s[$i]]['width'] = $width;
 155              }
 156          }
 157          return $modules;
 158      }
 159  
 160  	function isIE6 () {
 161          return $this->browser() == 'IE6';
 162      }
 163  
 164  	function baseurl(){
 165          return JURI::base();
 166      }
 167  
 168  	function templateurl(){
 169          return JURI::base()."templates/".$this->template;
 170      }
 171  
 172  	function getRandomImage ($img_folder) {
 173          $imglist=array();
 174  
 175          mt_srand((double)microtime()*1000);
 176  
 177          //use the directory class
 178          $imgs = dir($img_folder);
 179  
 180          //read all files from the  directory, checks if are images and ads them to a list (see below how to display flash banners)
 181          while ($file = $imgs->read()) {
 182              if (preg_match("#gif#i", $file) || preg_match("#jpg#i", $file) || preg_match("#png#i", $file))
 183                  $imglist[] = $file;
 184          }
 185          closedir($imgs->handle);
 186  
 187          if(!count($imglist)) return '';
 188  
 189          //generate a random number between 0 and the number of images
 190          $random = mt_rand(0, count($imglist)-1);
 191          $image = $imglist[$random];
 192  
 193          return $image;
 194      }
 195  
 196  	function isFrontPage(){
 197          return (JRequest::getCmd( 'view' ) == 'frontpage') ;
 198      }
 199  
 200  	function sitename() {
 201          $config = new JConfig();
 202          return $config->sitename;
 203      }
 204  
 205  	function browser () {
 206          $agent = $_SERVER['HTTP_USER_AGENT'];
 207          if ( strpos($agent, 'Gecko') )
 208          {
 209             if ( strpos($agent, 'Netscape') )
 210             {
 211               $browser = 'NS';
 212             }
 213             else if ( strpos($agent, 'Firefox') )
 214             {
 215               $browser = 'FF';
 216             }
 217             else
 218             {
 219               $browser = 'Moz';
 220             }
 221          }
 222          else if ( strpos($agent, 'MSIE') && !preg_match('/opera/i',$agent) )
 223          {
 224               $msie='/msie\s(7\.[0-9]).*(win)/i';
 225                  if (preg_match($msie,$agent)) $browser = 'IE7';
 226                  else $browser = 'IE6';
 227          }
 228          else if ( preg_match('/opera/i',$agent) )
 229          {
 230               $browser = 'OPE';
 231          }
 232          else
 233          {
 234             $browser = 'Others';
 235          }
 236          return $browser;
 237      }
 238  }
 239  ?>