_res/_libs/tspage.class.php

   1 <?php
   2 /**
   3  * @name        tsPage
   4  * @package html Output class
   5  * @desc        the God class. It does everything, from database initialization
   6  *                              to error reporting and page buffering. <- yeah it might be stupid
   7  *
   8  * @public      the smarty template class instance and the theme path
   9  * @private     the page identification
  10  */
  11
  12 class tsPage extends Output {
  13         public          $smarty,
  14                                 $varArray       = array(),
  15                                 $themePath,
  16                                 $db;
  17
  18         protected       $content;
  19
  20         private         $to,
  21                                 $output,
  22                                 $errors;
  23
  24         /**
  25          * the constructor that does it all.
  26          * starts output buffering, and initializes different things
  27          *
  28          */
  29         public function __construct(){
  30                 $prevOutput                     = ob_get_clean(); // errors previous to the tsPage init
  31
  32 //              $this->output           = $this->setOutput();
  33                 // Override standard string functions
  34                 if (extension_loaded('mbstring')) {
  35                         ini_set('mbstring.func_overload', 7);
  36                 }
  37
  38 //              set_error_handler(array(&$this, 'triggerError'));
  39 // commented in the light of the xdebug profiling -
  40 // dropped loading times by almost one order of magnitude
  41 // maybe it was just my imagination
  42                 if (!empty($prevOutput)) {
  43                         $this->errors           = "\n".'<!-- output previous init at '.date('G:i:s').' -->'."\n".$prevOutput."\n";
  44                 } else {
  45                         $this->errors           = '';
  46                 }
  47                 ob_start();
  48
  49                 $this->setTheme();
  50
  51                 session_start();
  52
  53                 $this->connectDb();
  54         }
  55
  56 //      function __destruct(){
  57 ////            $this->db->close();
  58 //      }
  59
  60         private function connectDb () {
  61                 $this->db = sqlFactory::connect(DB_TYPE);
  62
  63                 if (defined ('DB_NAME') && DB_NAME && !empty($this->db->link)) {
  64                         $this->db->selectDatabase(DB_NAME);
  65                         return true;
  66                 }
  67
  68                 return false;
  69         }
  70
  71         /**
  72          * function to redirect the client
  73          *
  74          * @param string $url
  75          * @param bool $die
  76          * @param bool $onlyJScript
  77          */
  78         static public function redirect($url, $die = true, $onlyJScript = false) {
  79                 if ($onlyJScript == true || headers_sent()) {
  80                         printf ('<?xml version="1.0" encoding="utf-8"?><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"><html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en"><head><title>Redirect</title><meta http-equiv="Refresh" content="0;url=%s" /></head><body onload="try {self.location.href=\'%s\' } catch(e) {}"><p><a href="%s">REDIRECTING - PLEASE CLICK HERE !</a></p></body></html>', $url, $url, $url);
  81                 } else {
  82                         ob_end_clean();
  83                         header ('Location: '.str_replace('&amp;', '&', $url));
  84                 }
  85
  86                 if ($die)
  87                         die();
  88     }
  89
  90     // FIXME: I should stop using REQUEST for getting get and post variables !!!
  91     static public function getRequest($varName){
  92         if (isset($_REQUEST[$varName]))
  93                 return $_REQUEST[$varName];
  94         else
  95                 return false;
  96     }
  97
  98     /**
  99      * function to generate URLs compatible with tsPage
 100      *
 101      * @param string $whereTo the page name
 102      * @param string $varVal additional params
 103      * @param string $method [get|TODO post]
 104      * @return string
 105      */
 106     static public function setRequest ($whereTo = null, $varVal = null, $method = 'get'){
 107         if (empty($whereTo))
 108                 return URL;
 109
 110                 if (is_array($varVal)) {
 111                         foreach ($varVal as $key => $val){
 112                                 if (is_numeric($key) && stristr ($val, '#')) {
 113                                 // probably an href with id in it
 114                                         $end = $val;
 115                                 } else {
 116                                         $tArr[]         = $key.(!empty($val) ? '='.$val : '');
 117                                 }
 118                         }
 119                         $retUrl         = implode ('&amp;', $tArr).$end;
 120                 } elseif (is_string($varVal)){
 121                         $retUrl = $varVal;
 122                 }
 123
 124                 $outStr = URL;
 125
 126         if ($method == 'get' && !empty($whereTo)){
 127                  $outStr .= '/?' . NAV_VAR . '=' . $whereTo.(!empty($retUrl) ? '&amp;'.$retUrl : '');
 128         }
 129
 130         return $outStr;
 131     }
 132
 133         public function setTheme (){
 134                 $this->getTheme();
 135
 136                 $this->themePath                = THEME_PATH . $this->theme;
 137                 if (!is_dir($this->themePath)) {
 138                         $this->theme            = DEFAULT_THEME;
 139                         $this->themePath        = THEME_PATH . $this->theme;
 140                 }
 141
 142                 $this->setThemeCookie();
 143         }
 144
 145         private function setThemeCookie () {
 146                 if (empty ($_COOKIE['theme']) || $_COOKIE['theme'] != $this->theme) {
 147                         $test = setcookie ('theme', $this->theme, time()+1296000, '/');
 148                 }
 149         }
 150
 151         private function reportErrors (){
 152                 if (!stristr (C_SYSTEM_DEBUG_IPS, $_SERVER['REMOTE_ADDR'])) {
 153                         return false;
 154                 }
 155                 if (!empty ($this->errors)) {
 156                         $errors = $this->errors;
 157                         $this->errors = '<!-- ERRORS: '.get_class($this).' at '.date('G:i:s').'-->'."\n".$errors;
 158                 }
 159
 160                 if (defined ('ERROR_LEVEL') && ERROR_LEVEL == 9 )
 161                         $this->errors .= "\n".var_export (debug_backtrace(), true);
 162                 switch (C_SYSTEM_DEBUG_METHOD){
 163                         case 0:         // output
 164                                 $this->smarty->assign('errors', $this->errors);
 165                                 return true;
 166                                 break;
 167                         case 1:         // email
 168                                 $mailMsg                = $this->errors;
 169 //                              mail (DEBUG_MAIL,'DEBUG:',$mailMsg);
 170                                 return true;
 171 //                              break;
 172                 }
 173                 return false;
 174         }
 175
 176         public function triggerError($errNo=0, $errStr='', $errFile='', $errLine=''){
 177                 if (empty($this->errors)){
 178                         $this->errors = "\n";
 179 //                      if (is_a($this->smarty,'Smarty'))
 180 //                              $this->smarty->assign('errors', var_export($this->errors));
 181                 }
 182                 switch ($errNo){
 183                         case (2):
 184                                 $errType = 'WARNING';
 185                                 break;
 186                         case (8):
 187                                 $errType = 'NOTICE';
 188                                 break;
 189                         case (256): // errNo = 4
 190                                 $errType = 'USER_ERROR';
 191                                 break;
 192                         case (512): // errNo = 8
 193                                 $errType = 'USER_WARNING';
 194                                 break;
 195                         case (1024): // errNo = 16
 196                                 $errType = 'USER_NOTICE';
 197                                 break;
 198                         case (2048): // errNo = 16
 199                                 $errType = 'USER_ERROR';
 200                                 break;
 201 //                      case (4096): // errNo = 16
 202 //                              $errType = '?';
 203 //                              break;
 204                         default:
 205                                 var_dump($errNo);
 206                 }
 207                 if ($errNo < 255) {
 208                         $baseColor = array('R'=>100,'G'=>16,'B'=>16);
 209                         $color = (string)dechex($baseColor['R']+40 * (log($errNo, 2))).(string)dechex($baseColor['G']+(20 - 4*log($errNo, 2))*(log($errNo, 2))).(string)dechex($baseColor['B']+(20 - 4*log($errNo, 2))*(log($errNo, 2)));
 210                 } else {
 211                         $baseColor = array('R'=>16,'G'=>16,'B'=>100);
 212                         $errNo = $errNo / 128;
 213                         $color = (string)dechex($baseColor['R']+(20 - 4*log($errNo, 2)) * (log($errNo, 2))).(string)dechex($baseColor['G']+(20 - 4*log($errNo, 2))*(log($errNo, 2))).(string)dechex($baseColor['B']+40*(log($errNo, 2)));
 214                 }
 215
 216                 $this->errors .= '<span style="color:#'.strtoupper($color).'">';
 217                 $this->errors .= '<b>'.$errType.'</b> '.$errStr;
 218                 if (false || tsPage::getRequest('bt') == 'full') {
 219                         $this->errors .= ' at line '.$errLine.' in file '.$errFile;
 220 //                      $t = debug_backtrace();
 221 //                      $this->errors .= '<pre>'.var_export($t,true).'</pre>';
 222                 }
 223
 224                 $this->errors .= ' </span><br/>'."\n";
 225
 226                 return;
 227         }
 228
 229         private function setOutput (){
 230                 $userAgent      = $_SERVER['HTTP_USER_AGENT'];
 231                 //return 'wml';
 232         }
 233
 234         public function dispatch (){
 235                 $this->db->close();
 236                 $this->setTheme();
 237
 238                 $this->smarty                   = &new Smarty();
 239
 240                 $this->smarty->compile_check    = true;
 241 //              $this->smarty->debugging                = C_SYSTEM_DEBUG;
 242                 $this->smarty->compile_dir              = RES_PATH . S_C_TEMPL_DIR;
 243
 244                 $this->smarty->assign('header', $this->themePath . DIRECTORY_SEPARATOR. S_TEMPL_DIR . 'header.tpl');
 245                 $this->smarty->assign('footer', $this->themePath . DIRECTORY_SEPARATOR. S_TEMPL_DIR . 'footer.tpl');
 246
 247                 $this->smarty->assign('url',                    URL);
 248                 $this->smarty->assign('style',                  '');
 249
 250                 $className      = get_class ($this);
 251                 $methArr        = get_class_methods ($this);
 252
 253                 if (is_file (PAGE_PATH . $className . DIRECTORY_SEPARATOR . $className . '.tpl')) {
 254                         $this->smarty->assign('contentFile', PAGE_PATH . $className . DIRECTORY_SEPARATOR . $className . '.tpl');
 255                 } else {
 256                         $this->smarty->assign('contentFile', $this->themePath . DIRECTORY_SEPARATOR . S_TEMPL_DIR . 'tpl404.tpl');
 257                 }
 258
 259                 /* Execution of any _exec method we have in the derived classes
 260                 --------------------------------------------------------------------- */
 261                 foreach ($methArr as $method){
 262                         if (stristr($method, '_exec')){
 263                                 $this->$method();
 264                         }
 265                 }
 266                 /* Loading of any varArray template variables we have in the derived classes
 267                 --------------------------------------------------------------------- */
 268                 if (is_array($this->varArray)) {
 269                         $this->smarty->assign ($this->varArray);
 270                 }
 271
 272 //              if(!empty($GLOBALS['errors'])) {
 273 //                      $GLOBALS['errors'] = '.';
 274 //              }
 275
 276                 if (!C_SYSTEM_DEBUG) {
 277                         ob_end_clean();
 278                         ob_start();
 279                 } else {
 280                         $this->errors .= ob_get_clean();
 281                         ob_start();             // clean output - heheh, yeah right :P
 282                         $this->reportErrors ();
 283                 }
 284
 285 //              $this->smarty->assign ('time', true);
 286
 287                 $this->content          = $this->smarty->fetch($this->themePath . DIRECTORY_SEPARATOR . S_TEMPL_DIR . 'main.tpl');
 288
 289                 $memcache = Output::memcacheEnabled();
 290                 if ($memcache instanceof Memcache) {
 291                         $memcache->connect('localhost', 11211);
 292                         $memcache->add (get_class($this), $this);
 293                 }
 294
 295                 $this->postDispatch ($this->content);
 296         }
 297
 298
 299         private function postDispatch ($incString){
 300
 301                 // later on we will do some string manipulation to have a bit _more_ control over the smarty output
 302                 // (for example smarty->fetch gives a lot of notices - bad templates) - maybe we want to catch them
 303                 // TODO LOSE SMARTY !! - php is enough for templating ... or so I heard ;)
 304                 if ( stristr($_SERVER['HTTP_ACCEPT'],'application/xhtml+xml') && !C_SYSTEM_DEBUG) {
 305                         header('Content-type: application/xhtml+xml');
 306                 } else {
 307                         header('Content-type: text/html');
 308                 }
 309
 310
 311                 echo str_replace(
 312                         array ('%TIME%','%QUERIES%', '%MEMUSED%'),
 313                         array (
 314                                 number_format(microtime (true)  - $GLOBALS['st'] , 5, ',', '.'),
 315                                 $GLOBALS['qCnt'],
 316                                 number_format(memory_get_usage()/1024, 3, ',', '.')
 317                         ),
 318                         $incString
 319                 );
 320         }
 321 }