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   1  <?php /**

   2   * Class to parse css information.

   3   *

   4   * See the readme file : http://www.phpclasses.org/browse/file/4685.html

   5   *

   6   * $Id: cssparser.inc.php,v 1.2 2005/03/30 23:42:15 yalnifj dead $

   7   *

   8   * @author http://www.phpclasses.org/browse/package/1289.html

   9   * @package PhpGedView

  10   * @subpackage Charts

  11   */
  12  class cssparser {
  13    var $css;
  14    var $html;
  15    
  16    function cssparser($html = true) {
  17      // Register "destructor"

  18      register_shutdown_function(array(&$this, "finalize"));
  19      $this->html = ($html != false);
  20      $this->Clear();
  21    }
  22    
  23    function finalize() {
  24      unset($this->css);
  25    }
  26    
  27    function Clear() {
  28      unset($this->css);
  29      $this->css = array();
  30      if($this->html) {
  31        $this->Add("ADDRESS", "");
  32        $this->Add("APPLET", "");
  33        $this->Add("AREA", "");
  34        $this->Add("A", "text-decoration : underline; color : Blue;");
  35        $this->Add("A:visited", "color : Purple;");
  36        $this->Add("BASE", "");
  37        $this->Add("BASEFONT", "");
  38        $this->Add("BIG", "");
  39        $this->Add("BLOCKQUOTE", "");
  40        $this->Add("BODY", "");
  41        $this->Add("BR", "");
  42        $this->Add("B", "font-weight: bold;");
  43        $this->Add("CAPTION", "");
  44        $this->Add("CENTER", "");
  45        $this->Add("CITE", "");
  46        $this->Add("CODE", "");
  47        $this->Add("DD", "");
  48        $this->Add("DFN", "");
  49        $this->Add("DIR", "");
  50        $this->Add("DIV", "");
  51        $this->Add("DL", "");
  52        $this->Add("DT", "");
  53        $this->Add("EM", "");
  54        $this->Add("FONT", "");
  55        $this->Add("FORM", "");
  56        $this->Add("H1", "");
  57        $this->Add("H2", "");
  58        $this->Add("H3", "");
  59        $this->Add("H4", "");
  60        $this->Add("H5", "");
  61        $this->Add("H6", "");
  62        $this->Add("HEAD", "");
  63        $this->Add("HR", "");
  64        $this->Add("HTML", "");
  65        $this->Add("IMG", "");
  66        $this->Add("INPUT", "");
  67        $this->Add("ISINDEX", "");
  68        $this->Add("I", "font-style: italic;");
  69        $this->Add("KBD", "");
  70        $this->Add("LINK", "");
  71        $this->Add("LI", "");
  72        $this->Add("MAP", "");
  73        $this->Add("MENU", "");
  74        $this->Add("META", "");
  75        $this->Add("OL", "");
  76        $this->Add("OPTION", "");
  77        $this->Add("PARAM", "");
  78        $this->Add("PRE", "");
  79        $this->Add("P", "");
  80        $this->Add("SAMP", "");
  81        $this->Add("SCRIPT", "");
  82        $this->Add("SELECT", "");
  83        $this->Add("SMALL", "");
  84        $this->Add("STRIKE", "");
  85        $this->Add("STRONG", "");
  86        $this->Add("STYLE", "");
  87        $this->Add("SUB", "");
  88        $this->Add("SUP", "");
  89        $this->Add("TABLE", "");
  90        $this->Add("TD", "");
  91        $this->Add("TEXTAREA", "");
  92        $this->Add("TH", "");
  93        $this->Add("TITLE", "");
  94        $this->Add("TR", "");
  95        $this->Add("TT", "");
  96        $this->Add("UL", "");
  97        $this->Add("U", "text-decoration : underline;");
  98        $this->Add("VAR", "");
  99      }
 100    }
 101    
 102    function SetHTML($html) {
 103      $this->html = ($html != false);
 104    }
 105    
 106    function Add($key, $codestr) {
 107      $key = strtolower($key);
 108      $codestr = strtolower($codestr);
 109      if(!isset($this->css[$key])) {
 110        $this->css[$key] = array();
 111      }
 112      $codes = explode(";",$codestr);
 113      if(count($codes) > 0) {
 114        foreach($codes as $code) {
 115          $code = trim($code);
 116          if (strlen($code)>0) {
 117        $splode = explode(":",$code,2);
 118        if (count($splode) == 2)
 119            {
 120              list($codekey, $codevalue) = $splode;
 121              if(strlen($codekey) > 0) {
 122                $this->css[$key][trim($codekey)] = trim($codevalue);
 123              }
 124            }
 125          }
 126        }
 127      }
 128    }
 129    
 130    function Get($key, $property) {
 131      $key = strtolower($key);
 132      $property = strtolower($property);
 133      
 134      list($tag, $subtag) = explode(":",$key);
 135      list($tag, $class) = explode(".",$tag);
 136      list($tag, $id) = explode("#",$tag);
 137      $result = "";
 138      foreach($this->css as $_tag => $value) {
 139        list($_tag, $_subtag) = explode(":",$_tag);
 140        list($_tag, $_class) = explode(".",$_tag);
 141        list($_tag, $_id) = explode("#",$_tag);
 142        
 143        $tagmatch = (strcmp($tag, $_tag) == 0) | (strlen($_tag) == 0);
 144        $subtagmatch = (strcmp($subtag, $_subtag) == 0) | (strlen($_subtag) == 0);
 145        $classmatch = (strcmp($class, $_class) == 0) | (strlen($_class) == 0);
 146        $idmatch = (strcmp($id, $_id) == 0);
 147        
 148        if($tagmatch & $subtagmatch & $classmatch & $idmatch) {
 149          $temp = $_tag;
 150          if((strlen($temp) > 0) & (strlen($_class) > 0)) {
 151            $temp .= ".".$_class;
 152          } elseif(strlen($temp) == 0) {
 153            $temp = ".".$_class;
 154          }
 155          if((strlen($temp) > 0) & (strlen($_subtag) > 0)) {
 156            $temp .= ":".$_subtag;
 157          } elseif(strlen($temp) == 0) {
 158            $temp = ":".$_subtag;
 159          }
 160          if(isset($this->css[$temp][$property])) {
 161            $result = $this->css[$temp][$property];
 162          }
 163        }
 164      }
 165      return $result;
 166    }
 167    
 168    function GetSection($key) {
 169      $key = strtolower($key);
 170      
 171      list($tag, $subtag) = explode(":",$key);
 172      list($tag, $class) = explode(".",$tag);
 173      list($tag, $id) = explode("#",$tag);
 174      $result = array();
 175      foreach($this->css as $_tag => $value) {
 176        list($_tag, $_subtag) = explode(":",$_tag);
 177        list($_tag, $_class) = explode(".",$_tag);
 178        list($_tag, $_id) = explode("#",$_tag);
 179        
 180        $tagmatch = (strcmp($tag, $_tag) == 0) | (strlen($_tag) == 0);
 181        $subtagmatch = (strcmp($subtag, $_subtag) == 0) | (strlen($_subtag) == 0);
 182        $classmatch = (strcmp($class, $_class) == 0) | (strlen($_class) == 0);
 183        $idmatch = (strcmp($id, $_id) == 0);
 184        
 185        if($tagmatch & $subtagmatch & $classmatch & $idmatch) {
 186          $temp = $_tag;
 187          if((strlen($temp) > 0) & (strlen($_class) > 0)) {
 188            $temp .= ".".$_class;
 189          } elseif(strlen($temp) == 0) {
 190            $temp = ".".$_class;
 191          }
 192          if((strlen($temp) > 0) & (strlen($_subtag) > 0)) {
 193            $temp .= ":".$_subtag;
 194          } elseif(strlen($temp) == 0) {
 195            $temp = ":".$_subtag;
 196          }
 197          foreach($this->css[$temp] as $property => $value) {
 198            $result[$property] = $value;
 199          }
 200        }
 201      }
 202      return $result;
 203    }
 204    
 205    function ParseStr($str) {
 206      $this->Clear();
 207      // Remove comments

 208      $str = preg_replace("/\/\*(.*)?\*\//Usi", "", $str);
 209      // Parse this damn csscode

 210      $parts = explode("}",$str);
 211      if(count($parts) > 0) {
 212        foreach($parts as $part) {
 213          $part=trim($part);
 214          if (strlen($part)>0) {
 215            $splode = explode("{",$part, 2);
 216            if (count($splode) == 2)
 217            {
 218              list($keystr,$codestr) = $splode;
 219              $keys = explode(",",trim($keystr));
 220              if(count($keys) > 0) {
 221                foreach($keys as $key) {
 222                  if(strlen($key) > 0) {
 223                    $key = str_replace("\n", "", $key);
 224                    $key = str_replace("\\", "", $key);
 225                    $this->Add($key, trim($codestr));
 226                  }
 227                }
 228              }
 229            }
 230          }
 231        }
 232      }
 233      //

 234      return (count($this->css) > 0);
 235    }
 236    
 237    function Parse($filename) {
 238      $this->Clear();
 239      if(file_exists($filename)) {
 240        return $this->ParseStr(file_get_contents($filename));
 241      } else {
 242        return false;
 243      }
 244    }
 245    
 246    function GetCSS() {
 247      $result = "";
 248      foreach($this->css as $key => $values) {
 249        if (count($values) == 0)
 250          continue;
 251        $result .= $key." {\n";
 252        foreach($values as $key => $value) {
 253          $result .= "  $key: $value;\n";
 254        }
 255        $result .= "}\n\n";
 256      }
 257      return $result;
 258    }
 259  }
 260  ?>