classes/platalpage.php

   1 <?php
   2 /***************************************************************************
   3  *  Copyright (C) 2003-2006 Polytechnique.org                              *
   4  *  http://opensource.polytechnique.org/                                   *
   5  *                                                                         *
   6  *  This program is free software; you can redistribute it and/or modify   *
   7  *  it under the terms of the GNU General Public License as published by   *
   8  *  the Free Software Foundation; either version 2 of the License, or      *
   9  *  (at your option) any later version.                                    *
  10  *                                                                         *
  11  *  This program is distributed in the hope that it will be useful,        *
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of         *
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the          *
  14  *  GNU General Public License for more details.                           *
  15  *                                                                         *
  16  *  You should have received a copy of the GNU General Public License      *
  17  *  along with this program; if not, write to the Free Software            *
  18  *  Foundation, Inc.,                                                      *
  19  *  59 Temple Place, Suite 330, Boston, MA  02111-1307  USA                *
  20  ***************************************************************************/
  21
  22 require_once 'smarty/libs/Smarty.class.php';
  23
  24 class PlatalPage extends Smarty
  25 {
  26     var $_page_type;
  27     var $_tpl;
  28     var $_errors;
  29     var $_failure;
  30
  31     // defaults
  32     var $caching          = false;
  33     var $config_overwrite = false;
  34     var $use_sub_dirs     = false;
  35
  36     // {{{ function PlatalPage()
  37
  38     function PlatalPage($tpl, $type = SKINNED)
  39     {
  40         global $globals;
  41
  42         $this->Smarty();
  43
  44         $this->template_dir  = $globals->spoolroot."/templates/";
  45         $this->compile_dir   = $globals->spoolroot."/spool/templates_c/";
  46         array_unshift($this->plugins_dir, $globals->spoolroot."/plugins/");
  47         $this->config_dir    = $globals->spoolroot."/configs/";
  48
  49         $this->compile_check = !empty($globals->debug);
  50
  51         $this->_page_type = $type;
  52         $this->_tpl       = $tpl;
  53         $this->_errors    = array();
  54         $this->_failure   = false;
  55
  56         $this->register_prefilter('at_to_globals');
  57         $this->register_prefilter('trimwhitespace');
  58         $this->addJsLink('xorg.js');
  59     }
  60
  61     // }}}
  62     // {{{ function changeTpl()
  63
  64     function changeTpl($tpl, $type = SKINNED)
  65     {
  66         $this->_tpl       = $tpl;
  67         $this->_page_type = $type;
  68         $this->assign('xorg_tpl', $tpl);
  69     }
  70
  71     // }}}
  72     // {{{ function _run()
  73
  74     function _run($skin)
  75     {
  76         global $globals, $TIME_BEGIN;
  77
  78         session_write_close();
  79
  80         $this->assign('xorg_errors', $this->_errors);
  81         $this->assign('xorg_failure', $this->_failure);
  82         $this->assign('globals', $globals);
  83
  84         switch ($this->_page_type) {
  85           case NO_SKIN:
  86             error_reporting(0);
  87             $this->display($this->_tpl);
  88             exit;
  89
  90           case SIMPLE:
  91             $this->assign('simple', true);
  92           case SKINNED:
  93             $this->register_modifier('escape_html', 'escape_html');
  94             $this->default_modifiers = Array('@escape_html');
  95         }
  96
  97         if (!$globals->debug) {
  98             error_reporting(0);
  99             $this->display($skin);
 100             exit;
 101         }
 102
 103         if ($globals->debug & 1) {
 104             $this->assign('db_trace', XDB::trace_format($this, 'database-debug.tpl'));
 105         }
 106
 107         $this->assign('validate', true);
 108         error_reporting(0);
 109         $result = $this->fetch($skin);
 110         $ttime  = sprintf('Temps total: %.02fs<br />', microtime_float() - $TIME_BEGIN);
 111         $replc  = "<span class='erreur'>VALIDATION HTML INACTIVE</span><br />";
 112
 113         if ($globals->debug & 2) {
 114
 115             $fd = fopen($this->compile_dir."/valid.html","w");
 116             fwrite($fd, $result);
 117             fclose($fd);
 118
 119             exec($globals->spoolroot."/bin/devel/xhtml.validate.pl ".$this->compile_dir."/valid.html", $val);
 120             foreach ($val as $h) {
 121                 if (preg_match("/^X-W3C-Validator-Errors: (\d+)$/", $h, $m)) {
 122                     $replc = '<span style="color: #080;">HTML OK</span><br />';
 123                     if ($m[1]) {
 124                         $replc = "<span class='erreur'><a href='http://validator.w3.org/check?uri={$globals->baseurl}"
 125                             ."/valid.html&amp;ss=1#result'>{$m[1]} ERREUR(S) !!!</a></span><br />";
 126                     }
 127                     break;
 128                 }
 129             }
 130         }
 131
 132         echo str_replace("@HOOK@", $ttime.$replc, $result);
 133         exit;
 134     }
 135
 136     // }}}
 137     // {{{ function nb_errs()
 138
 139     function nb_errs()
 140     {
 141         return count($this->_errors);
 142     }
 143
 144     // }}}
 145     // {{{ function trig()
 146
 147     function trig($msg)
 148     {
 149         $this->_errors[] = $msg;
 150     }
 151
 152     // }}}
 153     // {{{ function kill()
 154
 155     function kill($msg)
 156     {
 157         global $platal;
 158
 159         $this->assign('platal', $platal);
 160         $this->trig($msg);
 161         $this->_failure = true;
 162         $this->run();
 163     }
 164
 165     // }}}
 166     // {{{ function addJsLink
 167
 168     function addJsLink($path)
 169     {
 170         $this->append('xorg_js', $path);
 171     }
 172
 173     // }}}
 174     // {{{ function addCssLink
 175
 176     function addCssLink($path)
 177     {
 178         $this->append('xorg_css', $path);
 179     }
 180
 181     // }}}
 182     // {{{ function setRssLink
 183
 184     function setRssLink($title, $path)
 185     {
 186         $this->assign('xorg_rss', array('title' => $title, 'href' => $path));
 187     }
 188
 189     // }}}
 190 }
 191
 192 // {{{ function escape_html ()
 193
 194 /**
 195  * default smarty plugin, used to auto-escape dangerous html.
 196  *
 197  * < --> &lt;
 198  * > --> &gt;
 199  * " --> &quot;
 200  * & not followed by some entity --> &amp;
 201  */
 202 function escape_html($string)
 203 {
 204     if (is_string($string)) {
 205         $transtbl = Array('<' => '&lt;', '>' => '&gt;', '"' => '&quot;', '\'' => '&#39;');
 206         return preg_replace("/&(?![A-Za-z]{0,4}\w{2,3};|#[0-9]{2,4};)/", "&amp;" , strtr($string, $transtbl));
 207     } else {
 208         return $string;
 209     }
 210 }
 211
 212 // }}}
 213 // {{{ function at_to_globals()
 214
 215 /**
 216  * helper
 217  */
 218
 219 function _to_globals($s) {
 220     global $globals;
 221     $t = explode('.',$s);
 222     if (count($t) == 1) {
 223         return var_export($globals->$t[0],true);
 224     } else {
 225         return var_export($globals->$t[0]->$t[1],true);
 226     }
 227 }
 228
 229 /**
 230  * compilation plugin used to import $globals confing through #globals.foo.bar# directives
 231  */
 232
 233 function at_to_globals($tpl_source, &$smarty)
 234 {
 235     return preg_replace('/#globals\.([a-zA-Z0-9_.]+?)#/e', '_to_globals(\'\\1\')', $tpl_source);
 236 }
 237
 238 // }}}
 239 // {{{  function trimwhitespace
 240
 241 function trimwhitespace($source, &$smarty)
 242 {
 243     $tags = array('script', 'pre', 'textarea');
 244
 245     foreach ($tags as $tag) {
 246         preg_match_all("!<{$tag}[^>]+>.*?</{$tag}>!is", $source, ${$tag});
 247         $source = preg_replace("!<{$tag}[^>]+>.*?</{$tag}>!is", "&&&{$tag}&&&", $source);
 248     }
 249
 250     // remove all leading spaces, tabs and carriage returns NOT
 251     // preceeded by a php close tag.
 252     $source = preg_replace('/((?<!\?>)\n)[\s]+/m', '\1', $source);
 253
 254     foreach ($tags as $tag) {
 255         $source = preg_replace("!&&&{$tag}&&&!e",  'array_shift(${$tag}[0])', $source);
 256     }
 257
 258     return $source;
 259 }
 260
 261 // }}}
 262
 263 // vim:set et sw=4 sts=4 sws=4 foldmethod=marker:
 264 ?>