ILIAS  eassessment Revision 61809
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XHTMLAndHTML4.php
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1 <?php
2 
3 class HTMLPurifier_HTMLModule_Tidy_XHTMLAndHTML4 extends HTMLPurifier_HTMLModule_Tidy
4 {
5 
6  public function makeFixes() {
7 
8  $r = array();
9 
10  // == deprecated tag transforms ===================================
11 
12  $r['font'] = new HTMLPurifier_TagTransform_Font();
13  $r['menu'] = new HTMLPurifier_TagTransform_Simple('ul');
14  $r['dir'] = new HTMLPurifier_TagTransform_Simple('ul');
15  $r['center'] = new HTMLPurifier_TagTransform_Simple('div', 'text-align:center;');
16  $r['u'] = new HTMLPurifier_TagTransform_Simple('span', 'text-decoration:underline;');
17  $r['s'] = new HTMLPurifier_TagTransform_Simple('span', 'text-decoration:line-through;');
18  $r['strike'] = new HTMLPurifier_TagTransform_Simple('span', 'text-decoration:line-through;');
19 
20  // == deprecated attribute transforms =============================
21 
22  $r['caption@align'] =
23  new HTMLPurifier_AttrTransform_EnumToCSS('align', array(
24  // we're following IE's behavior, not Firefox's, due
25  // to the fact that no one supports caption-side:right,
26  // W3C included (with CSS 2.1). This is a slightly
27  // unreasonable attribute!
28  'left' => 'text-align:left;',
29  'right' => 'text-align:right;',
30  'top' => 'caption-side:top;',
31  'bottom' => 'caption-side:bottom;' // not supported by IE
32  ));
33 
34  // @align for img -------------------------------------------------
35  $r['img@align'] =
36  new HTMLPurifier_AttrTransform_EnumToCSS('align', array(
37  'left' => 'float:left;',
38  'right' => 'float:right;',
39  'top' => 'vertical-align:top;',
40  'middle' => 'vertical-align:middle;',
41  'bottom' => 'vertical-align:baseline;',
42  ));
43 
44  // @align for table -----------------------------------------------
45  $r['table@align'] =
46  new HTMLPurifier_AttrTransform_EnumToCSS('align', array(
47  'left' => 'float:left;',
48  'center' => 'margin-left:auto;margin-right:auto;',
49  'right' => 'float:right;'
50  ));
51 
52  // @align for hr -----------------------------------------------
53  $r['hr@align'] =
54  new HTMLPurifier_AttrTransform_EnumToCSS('align', array(
55  // we use both text-align and margin because these work
56  // for different browsers (IE and Firefox, respectively)
57  // and the melange makes for a pretty cross-compatible
58  // solution
59  'left' => 'margin-left:0;margin-right:auto;text-align:left;',
60  'center' => 'margin-left:auto;margin-right:auto;text-align:center;',
61  'right' => 'margin-left:auto;margin-right:0;text-align:right;'
62  ));
63 
64  // @align for h1, h2, h3, h4, h5, h6, p, div ----------------------
65  // {{{
66  $align_lookup = array();
67  $align_values = array('left', 'right', 'center', 'justify');
68  foreach ($align_values as $v) $align_lookup[$v] = "text-align:$v;";
69  // }}}
70  $r['h1@align'] =
71  $r['h2@align'] =
72  $r['h3@align'] =
73  $r['h4@align'] =
74  $r['h5@align'] =
75  $r['h6@align'] =
76  $r['p@align'] =
77  $r['div@align'] =
78  new HTMLPurifier_AttrTransform_EnumToCSS('align', $align_lookup);
79 
80  // @bgcolor for table, tr, td, th ---------------------------------
81  $r['table@bgcolor'] =
82  $r['td@bgcolor'] =
83  $r['th@bgcolor'] =
84  new HTMLPurifier_AttrTransform_BgColor();
85 
86  // @border for img ------------------------------------------------
87  $r['img@border'] = new HTMLPurifier_AttrTransform_Border();
88 
89  // @clear for br --------------------------------------------------
90  $r['br@clear'] =
91  new HTMLPurifier_AttrTransform_EnumToCSS('clear', array(
92  'left' => 'clear:left;',
93  'right' => 'clear:right;',
94  'all' => 'clear:both;',
95  'none' => 'clear:none;',
96  ));
97 
98  // @height for td, th ---------------------------------------------
99  $r['td@height'] =
100  $r['th@height'] =
101  new HTMLPurifier_AttrTransform_Length('height');
102 
103  // @hspace for img ------------------------------------------------
104  $r['img@hspace'] = new HTMLPurifier_AttrTransform_ImgSpace('hspace');
105 
106  // @noshade for hr ------------------------------------------------
107  // this transformation is not precise but often good enough.
108  // different browsers use different styles to designate noshade
109  $r['hr@noshade'] =
110  new HTMLPurifier_AttrTransform_BoolToCSS(
111  'noshade',
112  'color:#808080;background-color:#808080;border:0;'
113  );
114 
115  // @nowrap for td, th ---------------------------------------------
116  $r['td@nowrap'] =
117  $r['th@nowrap'] =
118  new HTMLPurifier_AttrTransform_BoolToCSS(
119  'nowrap',
120  'white-space:nowrap;'
121  );
122 
123  // @size for hr --------------------------------------------------
124  $r['hr@size'] = new HTMLPurifier_AttrTransform_Length('size', 'height');
125 
126  // @type for li, ol, ul -------------------------------------------
127  // {{{
128  $ul_types = array(
129  'disc' => 'list-style-type:disc;',
130  'square' => 'list-style-type:square;',
131  'circle' => 'list-style-type:circle;'
132  );
133  $ol_types = array(
134  '1' => 'list-style-type:decimal;',
135  'i' => 'list-style-type:lower-roman;',
136  'I' => 'list-style-type:upper-roman;',
137  'a' => 'list-style-type:lower-alpha;',
138  'A' => 'list-style-type:upper-alpha;'
139  );
140  $li_types = $ul_types + $ol_types;
141  // }}}
142 
143  $r['ul@type'] = new HTMLPurifier_AttrTransform_EnumToCSS('type', $ul_types);
144  $r['ol@type'] = new HTMLPurifier_AttrTransform_EnumToCSS('type', $ol_types, true);
145  $r['li@type'] = new HTMLPurifier_AttrTransform_EnumToCSS('type', $li_types, true);
146 
147  // @vspace for img ------------------------------------------------
148  $r['img@vspace'] = new HTMLPurifier_AttrTransform_ImgSpace('vspace');
149 
150  // @width for hr, td, th ------------------------------------------
151  $r['td@width'] =
152  $r['th@width'] =
153  $r['hr@width'] = new HTMLPurifier_AttrTransform_Length('width');
154 
155  return $r;
156 
157  }
158 
159 }
160 
161 // vim: et sw=4 sts=4