library/HTMLPurifier/CSSDefinition.php

   1 <?php
   2
   3 require_once 'HTMLPurifier/Definition.php';
   4
   5 require_once 'HTMLPurifier/AttrDef/CSS/Background.php';
   6 require_once 'HTMLPurifier/AttrDef/CSS/BackgroundPosition.php';
   7 require_once 'HTMLPurifier/AttrDef/CSS/Border.php';
   8 require_once 'HTMLPurifier/AttrDef/CSS/Color.php';
   9 require_once 'HTMLPurifier/AttrDef/CSS/Composite.php';
  10 require_once 'HTMLPurifier/AttrDef/CSS/Font.php';
  11 require_once 'HTMLPurifier/AttrDef/CSS/FontFamily.php';
  12 require_once 'HTMLPurifier/AttrDef/CSS/Length.php';
  13 require_once 'HTMLPurifier/AttrDef/CSS/ListStyle.php';
  14 require_once 'HTMLPurifier/AttrDef/CSS/Multiple.php';
  15 require_once 'HTMLPurifier/AttrDef/CSS/Percentage.php';
  16 require_once 'HTMLPurifier/AttrDef/CSS/TextDecoration.php';
  17 require_once 'HTMLPurifier/AttrDef/CSS/URI.php';
  18 require_once 'HTMLPurifier/AttrDef/Enum.php';
  19
  20 HTMLPurifier_ConfigSchema::define(
  21     'CSS', 'DefinitionRev', 1, 'int', '
  22 <p>
  23     Revision identifier for your custom definition. See
  24     %HTML.DefinitionRev for details. This directive has been available
  25     since 2.0.0.
  26 </p>
  27 ');
  28
  29 /**
  30  * Defines allowed CSS attributes and what their values are.
  31  * @see HTMLPurifier_HTMLDefinition
  32  */
  33 class HTMLPurifier_CSSDefinition extends HTMLPurifier_Definition
  34 {
  35
  36     var $type = 'CSS';
  37
  38     /**
  39      * Assoc array of attribute name to definition object.
  40      */
  41     var $info = array();
  42
  43     /**
  44      * Constructs the info array.  The meat of this class.
  45      */
  46     function doSetup($config) {
  47
  48         $this->info['text-align'] = new HTMLPurifier_AttrDef_Enum(
  49             array('left', 'right', 'center', 'justify'), false);
  50
  51         $border_style =
  52         $this->info['border-bottom-style'] =
  53         $this->info['border-right-style'] =
  54         $this->info['border-left-style'] =
  55         $this->info['border-top-style'] =  new HTMLPurifier_AttrDef_Enum(
  56             array('none', 'hidden', 'dotted', 'dashed', 'solid', 'double',
  57             'groove', 'ridge', 'inset', 'outset'), false);
  58
  59         $this->info['border-style'] = new HTMLPurifier_AttrDef_CSS_Multiple($border_style);
  60
  61         $this->info['clear'] = new HTMLPurifier_AttrDef_Enum(
  62             array('none', 'left', 'right', 'both'), false);
  63         $this->info['float'] = new HTMLPurifier_AttrDef_Enum(
  64             array('none', 'left', 'right'), false);
  65         $this->info['font-style'] = new HTMLPurifier_AttrDef_Enum(
  66             array('normal', 'italic', 'oblique'), false);
  67         $this->info['font-variant'] = new HTMLPurifier_AttrDef_Enum(
  68             array('normal', 'small-caps'), false);
  69
  70         $uri_or_none = new HTMLPurifier_AttrDef_CSS_Composite(
  71             array(
  72                 new HTMLPurifier_AttrDef_Enum(array('none')),
  73                 new HTMLPurifier_AttrDef_CSS_URI()
  74             )
  75         );
  76
  77         $this->info['list-style-position'] = new HTMLPurifier_AttrDef_Enum(
  78             array('inside', 'outside'), false);
  79         $this->info['list-style-type'] = new HTMLPurifier_AttrDef_Enum(
  80             array('disc', 'circle', 'square', 'decimal', 'lower-roman',
  81             'upper-roman', 'lower-alpha', 'upper-alpha', 'none'), false);
  82         $this->info['list-style-image'] = $uri_or_none;
  83
  84         $this->info['list-style'] = new HTMLPurifier_AttrDef_CSS_ListStyle($config);
  85
  86         $this->info['text-transform'] = new HTMLPurifier_AttrDef_Enum(
  87             array('capitalize', 'uppercase', 'lowercase', 'none'), false);
  88         $this->info['color'] = new HTMLPurifier_AttrDef_CSS_Color();
  89
  90         $this->info['background-image'] = $uri_or_none;
  91         $this->info['background-repeat'] = new HTMLPurifier_AttrDef_Enum(
  92             array('repeat', 'repeat-x', 'repeat-y', 'no-repeat')
  93         );
  94         $this->info['background-attachment'] = new HTMLPurifier_AttrDef_Enum(
  95             array('scroll', 'fixed')
  96         );
  97         $this->info['background-position'] = new HTMLPurifier_AttrDef_CSS_BackgroundPosition();
  98
  99         $border_color =
 100         $this->info['border-top-color'] =
 101         $this->info['border-bottom-color'] =
 102         $this->info['border-left-color'] =
 103         $this->info['border-right-color'] =
 104         $this->info['background-color'] = new HTMLPurifier_AttrDef_CSS_Composite(array(
 105             new HTMLPurifier_AttrDef_Enum(array('transparent')),
 106             new HTMLPurifier_AttrDef_CSS_Color()
 107         ));
 108
 109         $this->info['background'] = new HTMLPurifier_AttrDef_CSS_Background($config);
 110
 111         $this->info['border-color'] = new HTMLPurifier_AttrDef_CSS_Multiple($border_color);
 112
 113         $border_width =
 114         $this->info['border-top-width'] =
 115         $this->info['border-bottom-width'] =
 116         $this->info['border-left-width'] =
 117         $this->info['border-right-width'] = new HTMLPurifier_AttrDef_CSS_Composite(array(
 118             new HTMLPurifier_AttrDef_Enum(array('thin', 'medium', 'thick')),
 119             new HTMLPurifier_AttrDef_CSS_Length(true) //disallow negative
 120         ));
 121
 122         $this->info['border-width'] = new HTMLPurifier_AttrDef_CSS_Multiple($border_width);
 123
 124         $this->info['letter-spacing'] = new HTMLPurifier_AttrDef_CSS_Composite(array(
 125             new HTMLPurifier_AttrDef_Enum(array('normal')),
 126             new HTMLPurifier_AttrDef_CSS_Length()
 127         ));
 128
 129         $this->info['word-spacing'] = new HTMLPurifier_AttrDef_CSS_Composite(array(
 130             new HTMLPurifier_AttrDef_Enum(array('normal')),
 131             new HTMLPurifier_AttrDef_CSS_Length()
 132         ));
 133
 134         $this->info['font-size'] = new HTMLPurifier_AttrDef_CSS_Composite(array(
 135             new HTMLPurifier_AttrDef_Enum(array('xx-small', 'x-small',
 136                 'small', 'medium', 'large', 'x-large', 'xx-large',
 137                 'larger', 'smaller')),
 138             new HTMLPurifier_AttrDef_CSS_Percentage(),
 139             new HTMLPurifier_AttrDef_CSS_Length()
 140         ));
 141
 142         $this->info['line-height'] = new HTMLPurifier_AttrDef_CSS_Composite(array(
 143             new HTMLPurifier_AttrDef_Enum(array('normal')),
 144             new HTMLPurifier_AttrDef_CSS_Number(true), // no negatives
 145             new HTMLPurifier_AttrDef_CSS_Length(true),
 146             new HTMLPurifier_AttrDef_CSS_Percentage(true)
 147         ));
 148
 149         $margin =
 150         $this->info['margin-top'] =
 151         $this->info['margin-bottom'] =
 152         $this->info['margin-left'] =
 153         $this->info['margin-right'] = new HTMLPurifier_AttrDef_CSS_Composite(array(
 154             new HTMLPurifier_AttrDef_CSS_Length(),
 155             new HTMLPurifier_AttrDef_CSS_Percentage(),
 156             new HTMLPurifier_AttrDef_Enum(array('auto'))
 157         ));
 158
 159         $this->info['margin'] = new HTMLPurifier_AttrDef_CSS_Multiple($margin);
 160
 161         // non-negative
 162         $padding =
 163         $this->info['padding-top'] =
 164         $this->info['padding-bottom'] =
 165         $this->info['padding-left'] =
 166         $this->info['padding-right'] = new HTMLPurifier_AttrDef_CSS_Composite(array(
 167             new HTMLPurifier_AttrDef_CSS_Length(true),
 168             new HTMLPurifier_AttrDef_CSS_Percentage(true)
 169         ));
 170
 171         $this->info['padding'] = new HTMLPurifier_AttrDef_CSS_Multiple($padding);
 172
 173         $this->info['text-indent'] = new HTMLPurifier_AttrDef_CSS_Composite(array(
 174             new HTMLPurifier_AttrDef_CSS_Length(),
 175             new HTMLPurifier_AttrDef_CSS_Percentage()
 176         ));
 177
 178         $this->info['width'] =
 179         $this->info['height'] =
 180         new HTMLPurifier_AttrDef_CSS_Composite(array(
 181             new HTMLPurifier_AttrDef_CSS_Length(true),
 182             new HTMLPurifier_AttrDef_CSS_Percentage(true),
 183             new HTMLPurifier_AttrDef_Enum(array('auto'))
 184         ));
 185
 186         $this->info['text-decoration'] = new HTMLPurifier_AttrDef_CSS_TextDecoration();
 187
 188         $this->info['font-family'] = new HTMLPurifier_AttrDef_CSS_FontFamily();
 189
 190         // this could use specialized code
 191         $this->info['font-weight'] = new HTMLPurifier_AttrDef_Enum(
 192             array('normal', 'bold', 'bolder', 'lighter', '100', '200', '300',
 193             '400', '500', '600', '700', '800', '900'), false);
 194
 195         // MUST be called after other font properties, as it references
 196         // a CSSDefinition object
 197         $this->info['font'] = new HTMLPurifier_AttrDef_CSS_Font($config);
 198
 199         // same here
 200         $this->info['border'] =
 201         $this->info['border-bottom'] =
 202         $this->info['border-top'] =
 203         $this->info['border-left'] =
 204         $this->info['border-right'] = new HTMLPurifier_AttrDef_CSS_Border($config);
 205
 206         $this->info['border-collapse'] = new HTMLPurifier_AttrDef_Enum(array(
 207             'collapse', 'seperate'));
 208
 209         $this->info['caption-side'] = new HTMLPurifier_AttrDef_Enum(array(
 210             'top', 'bottom'));
 211
 212         $this->info['table-layout'] = new HTMLPurifier_AttrDef_Enum(array(
 213             'auto', 'fixed'));
 214
 215         $this->info['vertical-align'] = new HTMLPurifier_AttrDef_CSS_Composite(array(
 216             new HTMLPurifier_AttrDef_Enum(array('baseline', 'sub', 'super',
 217                 'top', 'text-top', 'middle', 'bottom', 'text-bottom')),
 218             new HTMLPurifier_AttrDef_CSS_Length(),
 219             new HTMLPurifier_AttrDef_CSS_Percentage()
 220         ));
 221
 222         // partial support
 223         $this->info['white-space'] = new HTMLPurifier_AttrDef_Enum(array('nowrap'));
 224
 225     }
 226
 227 }
 228