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Make validate-a-public-id a standalone algorithm

1 <!DOCTYPE html>
2 <html lang="en" class="formal-specification status-work-in-progress">
3 <head>
4 <title>manakai's XML Conformance Checking</title>
5 <link rel="stylesheet" href="http://suika.fam.cx/www/style/html/spec">
6 <link rel="license" href="http://suika.fam.cx/c/gnu/fdl">
7 </head>
8 <body class="has-abstract">
9
10 <div class="header">
11 <h1>manakai's XML Conformance Checking</h1>
12 <h2>Working Draft <time datetime=2007-11-12>12 November 2007</time></h2>
13
14 <dl class="versions-uri">
15 <dt>This Version</dt>
16 <dd><code class="URI">&lt;<a href="http://suika.fam.cx/www/markup/xml/xmlcc/xmlcc-work"
17 >http://suika.fam.cx/www/markup/xml/xmlcc/xmlcc-work</a>&gt;</code></dd>
18 <dt>Latest Version</dt>
19 <dd><code class="URI">&lt;<a href="http://suika.fam.cx/www/markup/xml/xmlcc/xmlcc"
20 >http://suika.fam.cx/www/markup/xml/xmlcc/xmlcc</a>&gt;</code></dd>
21 <dt>Latest Working Draft</dt>
22 <dd><code class="URI">&lt;<a href="http://suika.fam.cx/www/markup/xml/xmlcc/xmlcc-work"
23 >http://suika.fam.cx/www/markup/xml/xmlcc/xmlcc-work</a>&gt;</code></dd>
24 <!-- <dt>Previous Version</dt> -->
25 <dt>Version History</dt>
26 <dd><code class=URI>&lt;<a href="http://suika.fam.cx/gate/cvs/markup/xml/xmlcc/xmlcc-work.en.html">http://suika.fam.cx/gate/cvs/markup/xml/xmlcc/xmlcc-work.en.html</a>&gt;</code></dd>
27 </dl>
28 <dl class="authors" id="author">
29 <dt>Author</dt>
30 <dd><a href="http://suika.fam.cx/~wakaba/who?" rel="author"
31 lang=ja>Wakaba</a>
32 <code class="mail">&lt;<a href="mailto:w@suika.fam.cx" rel="author"
33 >w@suika.fam.cx</a>&gt;</code></dd>
34 </dl>
35
36 <p class="copyright" lang="en">&#xA9; <time>2007</time> <a
37 href="http://suika.fam.cx/~wakaba/who?" rel="author">Wakaba</a>.
38 Permission is granted to copy, distribute and/or modify this document
39 under the terms of the <a rel="license"
40 href="http://www.gnu.org/copyleft/fdl.html">GNU Free Documentation License</a>,
41 Version 1.2
42 or any later version published by the <a
43 href="http://www.fsf.org/">Free Software Foundation</a>;
44 with no Invariant Sections, no Front$B!>(BCover Texts, and no Back$B!>(BCover
45 Texts. A copy of the license is
46 available at <code class="URI">&lt;<a
47 href="http://www.gnu.org/copyleft/fdl.html"
48 rel="license">http://www.gnu.org/copyleft/fdl.html</a>&gt;</code>.</p>
49 </div>
50
51 <div id="abstract" class="section">
52 <h2>Abstract</h2>
53
54 <div class="ed issue">...</div>
55
56 </div>
57
58 <div id="status" class="section">
59 <h2>Status of This Document</h2>
60
61 <p class=section-info><em>This section describes the status of this document
62 at the time of its publication. Other documents
63 might supersede this document.</em></p>
64
65 <p>This document is a working draft, produced as part of the
66 <a href="http://suika.fam.cx/www/markup/html/whatpm/readme">Whatpm</a>
67 subproject of the
68 <a href="http://suika.fam.cx/www/manakai-core/doc/web/">manakai</a>
69 project. It might be updated, replaced, or obsoleted by
70 other documents at any time. It is inappropriate to
71 cite this document as other than <q>work in progress</q>.</p>
72
73 <p>Comments on this document are welcome and
74 may be sent to the <a href="#author">author</a>.</p>
75
76 <p>Translations of thie document might be available.
77 The English version of the document is the only
78 normative version.</p>
79 </div>
80
81 <div id="introduction" class="section">
82 <h2>Introduction</h2>
83
84 <p class=section-info>This section is <em>non$B!>(Bnormative</em>.</p>
85
86 <div class="issue ed">...</div>
87
88
89 </div>
90
91 <div class="section" id="terminology">
92 <h2>Terminology</h2>
93
94 <p>The key words <q><em class="rfc2119">MUST</em></q>,
95 <q><em class="rfc2119">MUST NOT</em></q>,
96 <q><em class="rfc2119">SHOULD</em></q>,
97 <q><em class="rfc2119">SHOULD NOT</em></q>, and
98 <q><em class=rfc2119>MAY</em></q> in this
99 document are to be interpreted as described in
100 <a href="urn:ietf:rfc:2119"><abbr title="Request for Comments">RFC</abbr>
101 2119</a>
102 <cite class="bibref normative">[<a href="#ref-KEYWORDS">KEYWORDS</a>]</cite>.</p>
103
104 <!-- Strictly speaking the paragraph below is not part of terminology. -->
105 <p>All examples and notes in this specification are non$B!>(Bnormative,
106 as are all sections explicitly marked non$B!>(Bnormative. Everything
107 else in this specification is normative.</p>
108
109 <p><span class=ed>Algorithm is normative but non-normative</span>.
110 In addition, the order in which <a href="#errors">errors</a> are
111 raised is undefined.</p>
112 </div>
113
114 <div class="section">
115 <h2 class=ed>Algorithms</h2>
116
117 <p>The following algorithms and definitions are applied to
118 <abbr>XML</abbr> documents; especially, they are not applied
119 to <abbr>HTML</abbr> documents.<!-- TODO: ref to HTML5 --></p>
120
121 <p class=ed>If a <code>Document</code> node has no
122 xml-well-formedness-error, entity-error, and unknown-error,
123 then it is well-formed. If a well-formed <code>Document</code>
124 node has no xml-validity-error, it is valid.</p>
125
126 <div class="note memo">
127 <p>A well$B!>(Bformed <code>Document</code> can be safely serialized
128 into a well$B!>(Bformed XML document. A valid <code>Document</code>
129 can be easily serialized into a valid XML document.</p>
130 </div>
131
132 <p>Errors are classified into these
133 <dfn id=error-category title="error category">error categories</dfn>:</p>
134
135 <dl id=errors>
136 <dt><dfn id=entity-error><code>entity-error</code></dfn></dt>
137 <dd>
138 <p class=ed>@@</p>
139 <div class="note memo">
140 <p>This <span class=ed>algorithm</span> does not support
141 <abbr>DOM</abbr> tree with one or more <code>EntityReference</code>
142 nodes. It is expected that any entity references are expanded
143 at the parse time and any unexpandable entity references
144 make parse time errors raised so that never result in
145 <abbr>DOM</abbr> tree with <code>EntityReference</code> nodes.</p>
146 </div>
147 </dd>
148 <dt><dfn id=round-trip-error><code>round-trip-error</code></dfn></dt>
149 <dd class=ed>@@</dd>
150 <dt class=ed><dfn id=unknown-error><code>unknown-error</code></dfn>?</dt>
151 <dd class=ed>@@</dd>
152 <dt><dfn id=xml-misc-error><code>xml-misc-error</code></dt>
153 <dd>An <abbr>XML</abbr> <i>error</i> (<abbr>XML</abbr> 1.0
154 <cite class="bibref normative">[<a href="#ref-XML10">XML10</a>]</cite>
155 <a href="http://www.w3.org/TR/2006/REC-xml-20060816/#dt-error">error</a> /
156 <abbr>XML</abbr> 1.1
157 <cite class="bibref normative">[<a href="#ref-XML11">XML11</a>]</cite>
158 <a href="@@/#dt-error">error</a>)
159 that is not classified to any other <a href="#error-category">error
160 category</a>.</dd>
161 <dt><dfn id=xml-misc-fatal-error><code>xml-misc-fatal-error</code></dt>
162 <dd>An <abbr>XML</abbr> <i>fatal error</i> (<abbr>XML</abbr> 1.0
163 <cite class="bibref normative">[<a href="#ref-XML10">XML10</a>]</cite>
164 <a href="http://www.w3.org/TR/2006/REC-xml-20060816/#dt-fatal">fatal
165 error</a> / <abbr>XML</abbr> 1.1
166 <cite class="bibref normative">[<a href="#ref-XML11">XML11</a>]</cite>
167 <a href="@@/#dt-fatal">fatal error</a>)
168 that is not classified to any other <a href="#error-category">error
169 category</a>. <span class=ed>@@ What errors fall into this category?</span></dd>
170 <dt><dfn id=xml-validity-error><code>xml-validity-error</code></dfn></dt>
171 <dd>A violation of validity constraint in XML document.</dd>
172 <dt><dfn id=xml-well-formedness-error><code>xml-well-formedness-error</code></dfn></dt>
173 <dd><p>If an <code>xml-well-formedness-error</code> is raised,
174 it would not be possible to generate an XML serialization that
175 would match to the appropriate production rule and that would not
176 violate to any well$B!>(Bformedness constraint in XML
177 specification <cite class="bibref normative">[<a href="#ref-XML10">XML10</a>,
178 <a href="#ref-XML11">XML11</a>]</cite>.</p></dd>
179 </dl>
180
181 <div class=ed><p>@@ TODO: #dt-atuseroption at user option
182 (MAY or MUST), #dt-compat for compatibility,
183 #dt-interop for interoperability</p></div>
184
185 <p>The <dfn id=xml-version><abbr>XML</abbr> version</dfn> of a node is
186 the <abbr>XML</abbr> version of the document to which the node belongs.
187 For a <code>Documemt</code> node, the <abbr>XML</abbr> version
188 of the document is the value of the <code>xmlVersion</code>
189 attribute. For a <code>DocumentType</code> node whose
190 <code>ownerDocument</code> is set to <code>null</code>,
191 the <abbr>XML</abbr> version of the document is <code>1.0</code>.
192 For any other node, the <abbr>XML</abbr> version of the document
193 is that of the <code>Document</code> node contained in the
194 <code>ownerDocument</code> attribute of the node.</p>
195
196 <p>The algorithm <dfn title="to check a node" id=algorithm-to-check-a-node>to
197 check a node (<dfn id=var-n><var>n</var></dfn>)</dfn> is defined as
198 following:</p>
199 <dl class=switch>
200 <dt>If <var>n</var> is an <code>Attr</code> node</dt>
201 <dd>
202 <ol>
203 <li><a href="#algorithm-to-validate-a-ncname">Validate the
204 <code>localName</code> attribute value as an <code>NCName</code></a>.</li>
205 <li>If the <code>prefix</code> attribute value is different from
206 <code>null</code>, then <a href="#algorithm-to-validate-a-ncname">validate
207 the <code>prefix</code> attribute value as an <code>NCName</code></a>.</li>
208 <li>If the <code>childNodes</code> list of <var>n</var> contains
209 a node which is <em>not</em> <code>Text</code> or
210 <code>EntityReference</code> node, then it is a
211 <a href="#xml-well-formedness-error" id=wfe-attr-child><code>xml-well-formedness-error</code></a>.</li>
212 <li>If the <code>childNodes</code> list of <var>n</var> contains
213 an <code>EntityReference</code> node, it is an
214 <a href="#entity-error" id=ee-er-in-attr><code>entity-error</code></a>.</li>
215 <li><a href="#algorithm-to-check-a-node">Check each node</a>, in
216 <code>childNodes</code> list of <var>n</var>,
217 which is different from <code>EntityReference</code> recursively.</li>
218 <li class=ed>@@ <code>specified</code>,
219 <code>manakaiAttributeType</code></li>
220 </ol>
221 </dd>
222 <dt>If <var>n</var> is an <code>AttributeDefinition</code> node</dt>
223 <dd class=ed></dd>
224 <dt>If <var>n</var> is a <code>CDATASection</code> node</dt>
225 <dd>
226 <ol>
227 <li><a href="#algorithm-to-validate-an-xml-character-data">Validate the
228 <code>data</code> attribute value as an <abbr>XML</abbr> character
229 data</a>.</li>
230 <li>If the <code>data</code> attribute value contains
231 a string <code>]]></code>, then it is a
232 <a href="#xml-well-formedness-error" id=wfe-cs-mse><code>xml-well-formedness-error</code></a>.</li>
233 <li>If the <code>childNodes</code> list of <var>n</var> contains
234 any nodes, they are in
235 <a href="#xml-well-formedness-error" id=wfe-cs-child><code>xml-well-formedness-error</code></a>s.</li>
236 </ol>
237 </dd>
238 <dt>If <var>n</var> is a <code>Comment</code> node</dt>
239 <dd>
240 <ol>
241 <li><a href="#algorithm-to-validate-an-xml-character-data">Validate the
242 <code>data</code> attribute value as an <abbr>XML</abbr> character
243 data</a>.</li>
244 <li>If the <code>data</code> attribute value contains
245 a string <code>--</code>, or if it ends with a character
246 <code>-</code>, then it is a
247 <a href="#xml-well-formedness-error" id=wfe-comment-com><code>xml-well-formedness-error</code></a>.</li>
248 <li>If the <code>childNodes</code> list of <var>n</var> contains
249 any nodes, they are in
250 <a href="#xml-well-formedness-error" id=wfe-comment-child><code>xml-well-formedness-error</code></a>s.</li>
251 </ol>
252 </dd>
253 <dt>If <var>n</var> is a <code>Document</code> node</dt>
254 <dd>
255 <ol>
256 <li>If <a href="#xml-version"><abbr>XML</abbr> version</a> of <var>n</var>
257 is different from <code>1.0</code> or <code>1.1</code>,
258 then it is an <code class=ed>unknown-error?</code>.</li>
259 <li>If the <code>xmlEncoding</code> attribute value does <em>not</em>
260 match to <code>[A-Za-z] ([A-Za-z0-9._] | '-')*</code>
261 <span class=ed>@@ formal def</span>, then it is a
262 <a href="#xml-well-formedness-error" id=wfe-encoding><code>xml-well-formedness-error</code></a>.</li>
263 <li>The <code>childNodes</code> list of <var>n</var> have to
264 consist of zero or more <code>Comment</code> and/or
265 <code>ProcessingInstruction</code> nodes, followed by
266 an optional <code>DocumentType</code> node, followed
267 by zero or more <code>Comment</code> and/or
268 <code>ProcessingInstruction</code> nodes, followed by
269 an <code>Element</code> node, followed
270 by zero or more <code>Comment</code> and/or
271 <code>ProcessingInstruction</code> nodes. Any violation to this is a
272 <a href="#xml-well-formedness-error" id=wfe-document-child><code>xml-well-formedness-error</code></a>.</li>
273 <li><a href="#algorithm-to-check-a-node">Check each node</a>, in
274 <code>childNodes</code> list of <var>n</var>,
275 which is different from <code>EntityReference</code> recursively.</li>
276 <li class=ed>@@ <code>allDeclarationsProcessed</code></li>
277 </ol>
278 </dd>
279 <dt>If <var>n</var> is a <code>DocumentFragment</code> node</dt>
280 <dd>
281 <ol>
282 <li>If the <code>childNodes</code> list of <var>n</var> contains
283 a node which is <em>not</em> <code>Element</code>,
284 <code>Text</code>, <code>CDATASection</code>, <code>Comment</code>,
285 <code>ProcessingInstruction</code>, or
286 <code>EntityReference</code> node, then it is a
287 <a href="#xml-well-formedness-error" id=wfe-df-child><code>xml-well-formedness-error</code></a>.</li>
288 <li>If the <code>childNodes</code> list of <var>n</var> contains
289 an <code>EntityReference</code> node, it is an
290 <a href="#entity-error" id=ee-er-in-df><code>entity-error</code></a>.</li>
291 <li><a href="#algorithm-to-check-a-node">Check each node</a>, in
292 <code>childNodes</code> list of <var>n</var>
293 which is different from <code>EntityReference</code> recursively.</li>
294 </ol>
295 </dd>
296 <dt>If <var>n</var> is a <code>DocumentType</code> node</dt>
297 <dd>
298 <ol>
299 <li><a href="#algorithm-to-validate-a-ncname">Validate the
300 <code>nodeName</code> attribute value as an <code>NCName</code></a>.</li>
301 <li><a href="#algorithm-to-validate-a-public-identifier" title="validate a public identifier">Validate
302 the <code>publicId</code> attribute value as a public identifier</a>.</li>
303 <li>If the <code>systemId</code> attribute value contains
304 both <code>"</code> and <code>'</code> characters, it is a
305 <a href="#xml-well-formedness-error" id=wfe-dt-system-id><code>xml-well-formedness-error</code></a>.</li>
306 <!-- publicId = non-null and systemId = null -->
307 <li>If the <code>childNodes</code> list of <var>n</var> contains
308 a node which is <em>not</em> <code>ProcessingInstruction</code> node,
309 then it is a
310 <a href="#xml-well-formedness-error" id=wfe-dt-child><code>xml-well-formedness-error</code></a>.
311 <span class=ed>@@ ref to manakai's extensions</span></li>
312 <li><a href="#algorithm-to-check-a-node">Check each node</a>, in
313 <code>childNodes</code> list of <var>n</var>,
314 which is different from <code>EntityReference</code> recursively.</li>
315 <li class=ed>@@ <code>entities</code>, <code>notations</code>,
316 <code>elementTypes</code>, externally declared?</li>
317 </ol>
318 </dd>
319 <dt>If <var>n</var> is an <code>Element</code> node</dt>
320 <dd>
321 <ol>
322 <li><a href="#algorithm-to-validate-a-ncname">Validate the
323 <code>localName</code> attribute value as an <code>NCName</code></a>.</li>
324 <li>If the <code>prefix</code> attribute value is different from
325 <code>null</code>, then <a href="#algorithm-to-validate-a-ncname">validate
326 the <code>prefix</code> attribute value as an <code>NCName</code></a>.</li>
327 <li>If the <code>childNodes</code> list of <var>n</var> contains
328 a node which is <em>not</em> <code>Element</code>,
329 <code>Text</code>, <code>CDATASection</code>, <code>Comment</code>,
330 <code>ProcessingInstruction</code>, or
331 <code>EntityReference</code> node, then it is a
332 <a href="#xml-well-formedness-error" id=wfe-element-child><code>xml-well-formedness-error</code></a>.</li>
333 <li>If the <code>childNodes</code> list of <var>n</var> contains
334 an <code>EntityReference</code> node, it is an
335 <a href="#entity-error" id=ee-er-in-element><code>entity-error</code></a>.</li>
336 <li><a href="#algorithm-to-check-a-node">Check each node</a>, in
337 <code>childNodes</code> list of <var>n</var>,
338 which is different from <code>EntityReference</code> recursively.</li>
339 </ol>
340 </dd>
341 <dt>If <var>n</var> is an <code>ElementTypeDefinition</code> node</dt>
342 <dd class=ed></dd>
343 <dt>If <var>n</var> is an <code>Entity</code> node</dt>
344 <dd>
345 <ol>
346 <li>An <a href="#entity-error" id=ee-entity-node><code>entity-error</code></a> <span class=ed>@@ if !notationName</span>.</li>
347 <li><a href="#algorithm-to-validate-a-ncname">Validate the
348 <code>nodeName</code> attribute value as an <code>NCName</code></a>.</li>
349 <li><a href="#algorithm-to-validate-a-public-identifier" title="validate a public identifier">Validate
350 the <code>publicId</code> attribute value as a public identifier</a>.</li>
351 <li>If the <code>systemId</code> attribute value contains
352 both <code>"</code> and <code>'</code> characters, it is a
353 <a href="#xml-well-formedness-error" id=wfe-dt-system-id><code>xml-well-formedness-error</code></a>.</li>
354 <!-- publicId = non-null and systemId = null -->
355 <li class=ed>@@ <code>notationName</code></li>
356 <li>If the <code>childNodes</code> list of <var>n</var> contains
357 a node which is <em>not</em> <code>Element</code>,
358 <code>Text</code>, <code>CDATASection</code>, <code>Comment</code>,
359 <code>ProcessingInstruction</code>, or
360 <code>EntityReference</code> node, then it is a
361 <a href="#xml-well-formedness-error" id=wfe-entity-child><code>xml-well-formedness-error</code></a>.</li>
362 <li>If the <code>childNodes</code> list of <var>n</var> contains
363 an <code>EntityReference</code> node, it is an
364 <a href="#entity-error" id=ee-er-in-er><code>entity-error</code></a>.</li>
365 <li><a href="#algorithm-to-check-a-node">Check each node</a>, in
366 <code>childNodes</code> list of <var>n</var>,
367 which is different from <code>EntityReference</code> recursively.</li>
368 </ol>
369 </dd>
370 <dt>If <var>n</var> is an <code>EntityReference</code> node</dt>
371 <dd>
372 <ol>
373 <li>An <a href="#entity-error" id=ee-er-node><code>entity-error</code></a>.</li>
374 <li><a href="#algorithm-to-validate-a-ncname">Validate the
375 <code>nodeName</code> attribute value as an <code>NCName</code></a>.</li>
376 <li>If the <code>childNodes</code> list of <var>n</var> contains
377 a node which is <em>not</em> <code>Element</code>,
378 <code>Text</code>, <code>CDATASection</code>, <code>Comment</code>,
379 <code>ProcessingInstruction</code>, or
380 <code>EntityReference</code> node, then it is a
381 <a href="#xml-well-formedness-error" id=wfe-er-child><code>xml-well-formedness-error</code></a>.</li>
382 <li>If the <code>childNodes</code> list of <var>n</var> contains
383 an <code>EntityReference</code> node, it is an
384 <a href="#entity-error" id=ee-er-in-entity><code>entity-error</code></a>.</li>
385 <li><a href="#algorithm-to-check-a-node">Check each node</a>, in
386 <code>childNodes</code> list of <var>n</var>,
387 which is different from <code>EntityReference</code> recursively.</li>
388 </ol>
389 </dd>
390 <dt>If <var>n</var> is a <code>Notation</code> node</dt>
391 <dd>
392 <ol>
393 <li><a href="#algorithm-to-validate-a-ncname">Validate the
394 <code>nodeName</code> attribute value as an <code>NCName</code></a>.</li>
395 <li><a href="#algorithm-to-validate-a-public-identifier" title="validate a public identifier">Validate
396 the <code>publicId</code> attribute value as a public identifier</a>.</li>
397 <li>If the <code>systemId</code> attribute value contains
398 both <code>"</code> and <code>'</code> characters, it is a
399 <a href="#xml-well-formedness-error" id=wfe-dt-system-id><code>xml-well-formedness-error</code></a>.</li>
400 <li>If the <code>childNodes</code> list of <var>n</var> contains
401 any nodes, they are in
402 <a href="#xml-well-formedness-error" id=wfe-notation-child><code>xml-well-formedness-error</code></a>s.</li>
403 </ol>
404 </dd>
405 <dt>If <var>n</var> is a <code>ProcessingInstruction</code> node</dt>
406 <dd>
407 <ol>
408 <li><a href="#algorithm-to-validate-a-ncname">Validate the
409 <code>target</code> attribute value as an <code>NCName</code></a>.</li>
410 <li>If the <code>target</code> attribute value matches to
411 <code>XML</code> case-insensitively, then it is a
412 <a href="#xml-well-formedness-error" id=wfe-pi-xml><code>xml-well-formedness-error</code></a>.</li>
413 <li><a href="#algorithm-to-validate-an-xml-character-data">Validate the
414 <code>data</code> attribute value as an <abbr>XML</abbr> character
415 data</a>.</li>
416 <li>If the <code>data</code> attribute value contains
417 a string <code>?></code>, or starts with either
418 <code class=char>U+0009</code>, <code class=char>U+000A</code>,
419 <code class=char>U+000D</code>, or <code class=char>U+0020</code>
420 character, then it is a
421 <a href="#round-trip-error" id=rte-pi-data><code>round-trip-error</code></a>.</li>
422 <li>If the <code>childNodes</code> list of <var>n</var> contains
423 any nodes, they are in
424 <a href="#xml-well-formedness-error" id=wfe-pi-child><code>xml-well-formedness-error</code></a>s.</li>
425 </ol>
426 </dd>
427 <dt>If <var>n</var> is a <code>Text</code> node</dt>
428 <dd>
429 <ol>
430 <li><a href="#algorithm-to-validate-an-xml-character-data">Validate the
431 <code>data</code> attribute value as an <abbr>XML</abbr> character
432 data</a>.</li>
433 <li>If the <code>childNodes</code> list of <var>n</var> contains
434 any nodes, they are in
435 <a href="#xml-well-formedness-error" id=wfe-text-child><code>xml-well-formedness-error</code></a>s.</li>
436 </ol>
437 </dd>
438 <dt>Otherwise</dt>
439 <dd><span class=ed>xml-well-formedness-error? unknown-error?</span></dd>
440 </dl>
441
442 <p>The algorithm
443 <dfn id=algorithm-to-validate-an-xml-character-data title-"to validate an XML character data">to
444 validate an <abbr>XML</abbr> character data
445 (<dfn id=var-s><var>s</var></dfn>)</dfn> is defined as following:</p>
446 <ol>
447 <li class=ed>@@</li>
448 </ol>
449
450 <p>The algorithm
451 <dfn id=algorithm-to-validate-a-name title="to validate a Name">to validate a
452 <code>Name</code> (<dfn id=var-name><var>name</var></dfn>)</dfn> is defined
453 as following:</p>
454 <ol>
455 <li class=ed>@@</li>
456 </ol>
457
458 <p>The algorithm
459 <dfn id=algorithm-to-validate-a-ncname title="to validate an NCName">to
460 validate an <code>NCName</code> (<dfn id=var-name><var>name</var></dfn>)</dfn>
461 is defined as following:</p>
462 <ol>
463 <li class=ed>@@</li>
464 </ol>
465
466 <p>To <dfn id=algorithm-to-validate-a-public-identifier title="validate a public identifier">validate
467 a public identifier (<dfn id=var-pid><var>pid</var></dfn>)</dfn>, the
468 algorithm below <em class=rfc2119>MUST</em> be used:</p>
469 <ol>
470 <li>If <var>pid</var> contains any character
471 that is outside of the range of <code>#x20 | <!--#xD | #xA |-->
472 [a-zA-Z0-9] | [-'()+,./:=?;!*#@$_%]</code><!-- @@ TODO: formal def -->,
473 or contains a leading <code class=char>U+0020</code> character,
474 a trailing <code class=char>U+0020</code> character, or a
475 sequence of two or more <code class=char>U+0020</code> characters,
476 then it is a
477 <a href="#xml-well-formedness-error" id=wfe-dt-public-id><code>xml-well-formedness-error</code></a>.</li>
478 </ol>
479
480 </div>
481
482 <div class="section" id="examples">
483 <h2>Examples</h2>
484
485 <p class=section-info>This section is <em>non$B!>(Bnormative</em>.</p>
486
487 <div class="ed issue">
488
489 <div class="example figure block">
490 <div class="caption">...</div>
491
492 <pre><code>...</code></pre>
493 </div>
494
495 </div>
496
497 </div>
498
499 <div id="references" class="section reference">
500 <h2>References</h2>
501
502 <div id="normative-references" class="section normative reference">
503 <h3>Normative References</h3>
504
505 <dl>
506 <dt id=ref-DOM3CORE>DOM3CORE</dt>
507 <dd class=ed>@@ W3C DOM Level 3 Core</dd>
508 <dt id=ref-DOMDTDEF>DOMDTDEF</dt>
509 <dd class=ed>@@ manakai's extension to DOM for document type definitions</dd>
510 <dt id="ref-KEYWORDS">KEYWORDS</dt>
511 <dd><cite><a href="urn:ietf:rfc:2119">Key words for use in
512 <abbr>RFCs</abbr> to Indicate Requirement Levels</a></cite>,
513 <abbr title="Internet Engineering Task Force">IETF</abbr>
514 <a href="urn:ietf:bcp:14"><abbr title="Best Current Practice">BCP</abbr>
515 14</a>, <abbr title="Request for Comments">RFC</abbr> 2119,
516 <time datetime=1997-03>March 1997</time>.
517 <em>This</em> version of the specification is referenced.</dd>
518 <dt id=ref-INFOSET>INFOSET</dt>
519 <dd class=ed>@@</dd>
520 <dt id=ref-XML10">XML10</dt>
521 <dd><cite><a href="http://www.w3.org/TR/2006/REC-xml-20060816">Extensible
522 Markup Language (<abbr>XML</abbr>) 1.0 (Fourth Edition)</a></cite>,
523 <abbr>W3C</abbr> Recommendation, <time datetime=2006-08-16>16 August
524 2006</time>, edited in place <time datetime=2006-09-29>29 September
525 2006</time>. Tje latest version of the specification is available at
526 <code class=uri>&lt;<a href="http://www.w3.org/TR/xml">http://www.w3.org/TR/xml</a>&gt;</code>.
527 <em>This</em> version of the specification is referenced.</dd>
528 <dt id=ref-XML11>XML11</dt>
529 <dd class=ed>@@</dd>
530 </dl>
531 </div>
532
533 <div id="informative-references" class="section informative reference">
534 <h3>Non$B!>(Bnormative References</h3>
535
536 <dl class=ed>
537 <dt id=ref-CSS>CSS</dt>
538 <dd><cite><a href="http://www.w3.org/TR/2007/CR-CSS21-20070719">Cascading
539 Style Sheets Level 2 Revision 1 (<abbr>CSS</abbr> 2.1)
540 Specification</a></cite>,
541 <abbr title="World Wide Web Consortium">W3C</abbr> Candidate
542 Recommendation, <time datetime=2007-07-19>19 July 2007</time>.
543 Work in progress. The latest version of the specification is
544 available at
545 <code class=URI>&lt;<a href="http://www.w3.org/TR/CSS21">http://www.w3.org/TR/CSS21</a>></code>.</dd>
546 <dt id=ref-CSSOM>CSSOM</dt>
547 <dd><cite><a href="http://dev.w3.org/cvsweb/~checkout~/csswg/cssom/Overview.html?rev=1.55&amp;content-type=text/html;%20charset=utf-8">Cascading
548 Style Sheets Object Model (<abbr>CSSOM</abbr>)</a></cite>,
549 <abbr title="World Wide Web Consortium">W3C</abbr> Editor's Draft,
550 <time datetime=2007-06-18>18 June 2007</time>. Work in progress.
551 The latest Editor's Draft of the specification is available at
552 <code class=URI>&lt;<a href="http://dev.w3.org/csswg/cssom/Overview.html">http://dev.w3.org/csswg/cssom/Overview.html</a>></code>.</dd>
553 <dt id=ref-HTML5>HTML5</dt>
554 <dd><cite><a href="http://whatwg.org/html5"><abbr>HTML</abbr> 5</a></cite>,
555 <abbr title="Web Hypertext Application Technology Working Group">WHATWG</abbr>
556 Working Draft. Work in progress.</dd>
557 <dt id=ref-SAPI>SAPI</dt>
558 <dd><cite><a href="http://dev.w3.org/cvsweb/~checkout~/2006/webapi/selectors-api/Overview.html?rev=1.28&amp;content-type=text/html;%20charset=utf-8">Selectors <abbr>API</abbr></a></cite>,
559 <abbr title="World Wide Web Consortium">W3C</abbr> Editor's Draft,
560 <time datetime=2007-08-29>29 August 2007</time>. Work in progress.
561 The latest Editor's Draft of the specification is available at
562 <code class=URI>&lt;<a href="http://dev.w3.org/2006/webapi/selectors-api/Overview.html">http://dev.w3.org/2006/webapi/selectors-api/Overview.html</a>></code>.
563 The latest published version of the specification is available at
564 <code class=URI>&lt;<a href="http://www.w3.org/TR/selectors-api/">http://www.w3.org/TR/selectors-api/</a>></code>.</dd>
565 <dt id=XBL2>XBL2</dt>
566 <dd><cite><a href="http://www.mozilla.org/projects/xbl/xbl2.html"><abbr>XBL</abbr>
567 2.0</a></cite>, Mozilla.org, <time datetime=2007-03-15>15 Mar 2007</time>.
568 Work in progress. The latest
569 <abbr title="World Wide Web Consortium">W3C</abbr>$B!>(Bpublished
570 version of the specification is available at
571 <code class=URI>&lt;<a href="http://www.w3.org/TR/xbl/">http://www.w3.org/TR/xbl/</a>></code>.</dd>
572 <dt id=ref-XML5>XML5</dt>
573 <dd class=ed>@@</dd>
574 </dl>
575 </div>
576
577 </div>
578
579 </body>
580 </html>

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