| 18 |
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|
| 19 |
<div class="header"> |
<div class="header"> |
| 20 |
<h1>manakai's <abbr>XML</abbr> Conformance Checking</h1> |
<h1>manakai's <abbr>XML</abbr> Conformance Checking</h1> |
| 21 |
<h2>Working Draft <time datetime=2007-11-14>14 November 2007</time></h2> |
<h2>Working Draft <time datetime=2007-11-15>15 November 2007</time></h2> |
| 22 |
|
|
| 23 |
<dl class="versions-uri"> |
<dl class="versions-uri"> |
| 24 |
<dt>This Version</dt> |
<dt>This Version</dt> |
| 120 |
raised is undefined.</p> |
raised is undefined.</p> |
| 121 |
</div> |
</div> |
| 122 |
|
|
|
<div class=section id=parsing-xml> |
|
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<h2>Parsing <abbr>XML</abbr> Document</h2> |
|
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|
|
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<ul> |
|
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<li>If the replacement text of an entity declaration is |
|
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<code><</code>, then raise an |
|
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<a href="#xml-misc-warning" id=xmw-entity-value-lt><code>xml-misc-warning</code></a>.<!-- |
|
|
"strongly advised to avoid" in a Note in Section 2.3 of [XML10], [XML11]. |
|
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--></li> |
|
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</ul> |
|
|
</div> |
|
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|
|
|
<div class="section" id=checking-dom> |
|
|
<h2>Checking <abbr>DOM</abbr></h2> |
|
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|
|
|
<p>The following algorithms and definitions are applied to |
|
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<abbr>XML</abbr> documents; especially, they are not applied |
|
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to <abbr>HTML</abbr> documents.<!-- TODO: ref to HTML5 --></p> |
|
| 123 |
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|
| 124 |
<div class=section id=error-categories> |
<div class=section id=error-categories> |
| 125 |
<h3>Error Classification</h3> |
<h2>Error Classification</h2> |
| 126 |
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|
| 127 |
<p class=ed>If a <code>Document</code> node has no |
<p class=ed>If a <code>Document</code> node has no |
| 128 |
xml-well-formedness-error, entity-error, and unknown-error, |
xml-well-formedness-error, entity-error, and unknown-error, |
| 186 |
<a href="@@/#dt-fatal">fatal error</a>) |
<a href="@@/#dt-fatal">fatal error</a>) |
| 187 |
that is not classified to any other <a href="#error-category">error |
that is not classified to any other <a href="#error-category">error |
| 188 |
category</a>. <span class=ed>@@ What errors fall into this category?</span></dd> |
category</a>. <span class=ed>@@ What errors fall into this category?</span></dd> |
| 189 |
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<dt><dfn id=xml-misc-recommendation><code>xml-misc-recommendation</code></dfn></dt> |
| 190 |
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<dd> |
| 191 |
|
<p>An |
| 192 |
|
<a href="#xml-misc-recommendation"><code>xml-misc-recommendation</code></a> |
| 193 |
|
will be raised if a <em class=rfc2119>SHOULD</em>$B!>(Blevel requirement |
| 194 |
|
in <abbr>XML</abbr> specification is not met.</p> |
| 195 |
|
</dd> |
| 196 |
<dt><dfn id=xml-validity-error><code>xml-validity-error</code></dfn></dt> |
<dt><dfn id=xml-validity-error><code>xml-validity-error</code></dfn></dt> |
| 197 |
<dd>A violation of validity constraint in XML document.</dd> |
<dd>A violation of validity constraint in XML document.</dd> |
| 198 |
<dt><dfn id=xml-well-formedness-error><code>xml-well-formedness-error</code></dfn></dt> |
<dt><dfn id=xml-well-formedness-error><code>xml-well-formedness-error</code></dfn></dt> |
| 210 |
|
|
| 211 |
</div> |
</div> |
| 212 |
|
|
| 213 |
|
<div class=section id=parsing-xml> |
| 214 |
|
<h2>Parsing <abbr>XML</abbr> Document</h2> |
| 215 |
|
|
| 216 |
|
<ul> |
| 217 |
|
<li>If the <abbr>XML</abbr> document does not begin with an |
| 218 |
|
<abbr>XML</abbr> declaration, then raise an |
| 219 |
|
<a href="#xml-misc-recommentation" id=xmr-xml-decl><code>xml-misc-recommendation</code></a>.</li> |
| 220 |
|
<li>If the replacement text of an entity declaration is |
| 221 |
|
<code><</code>, then raise an |
| 222 |
|
<a href="#xml-misc-warning" id=xmw-entity-value-lt><code>xml-misc-warning</code></a>.<!-- |
| 223 |
|
"strongly advised to avoid" in a Note in Section 2.3 of [XML10], [XML11]. |
| 224 |
|
--></li> |
| 225 |
|
<li>If attribute definition whose <code>Name</code> is |
| 226 |
|
<code>xml:space</code> has <span class=ed>declared type different from |
| 227 |
|
(default|preserve), (default), or (preserve)</span>, then raise an |
| 228 |
|
<a href="#xml-misc-error" id=xme-ad-xml-space><code>xml-misc-error</code></a>. |
| 229 |
|
<span class=ed>@@ duplication with |
| 230 |
|
<a href="#xml-at-xml-space">#xml-at-xml-space</a>.<!-- |
| 231 |
|
<!ATTLIST e xml:space CDATA #IMPLIED xml:space CDATA #IMPLIED> --></span></li> |
| 232 |
|
<li>If an empty-element tag is used for an element which is <em>not</em> |
| 233 |
|
declared <code>EMPTY</code>, then raise an |
| 234 |
|
<a href="#xml-misc-recommentation" id=xmr-emptyelemtag-not-empty><code>xml-misc-recommendation</code></a>.</li> |
| 235 |
|
<li>If an empty-element tag is <em>not</em> used for an element which is |
| 236 |
|
declared <code>EMPTY</code>, then raise an |
| 237 |
|
<a href="#xml-misc-recommentation" id=xmr-empty-not-emptyelemtag><code>xml-misc-recommendation</code></a>.</li> |
| 238 |
|
<!-- |
| 239 |
|
|
| 240 |
|
#vc-PEinMarkupDecl Validity constraint: Proper Declaration/PE Nesting |
| 241 |
|
#wfc-PEinInternalSubset Well-formedness constraint: PEs in Internal Subset |
| 242 |
|
#ExtSubset Well-formedness constraint: External Subset |
| 243 |
|
#PE-between-Decls Well-formedness constraint: PE Between Declarations |
| 244 |
|
#GIMatch Well-formedness constraint: Element Type Match |
| 245 |
|
#uniqattspec Well-formedness constraint: Unique Att Spec |
| 246 |
|
#NoExternalRefs Well-formedness constraint: No External Entity References |
| 247 |
|
#CleanAttrVals Well-formedness constraint: No < in Attribute Values |
| 248 |
|
|
| 249 |
|
@@ Need detailed review, but maybe should be in parsing phase |
| 250 |
|
|
| 251 |
|
#vc-check-rmd Validity constraint: Standalone Document Declaration |
| 252 |
|
|
| 253 |
|
--> |
| 254 |
|
</ul> |
| 255 |
|
</div> |
| 256 |
|
|
| 257 |
|
<div class="section" id=checking-dom> |
| 258 |
|
<h2>Checking <abbr>DOM</abbr></h2> |
| 259 |
|
|
| 260 |
|
<p>The following algorithms and definitions are applied to |
| 261 |
|
<abbr>XML</abbr> documents; especially, they are not applied |
| 262 |
|
to <abbr>HTML</abbr> documents.<!-- TODO: ref to HTML5 --></p> |
| 263 |
|
|
| 264 |
<div class=section id=definitions> |
<div class=section id=definitions> |
| 265 |
<h3>Definitions</h3> |
<h3>Definitions</h3> |
| 266 |
|
|
| 300 |
then raise an |
then raise an |
| 301 |
<a href="#xml-misc-warning" id=xmw-control-char><code>xml-misc-warning</code></a>.</li> |
<a href="#xml-misc-warning" id=xmw-control-char><code>xml-misc-warning</code></a>.</li> |
| 302 |
<li class=ed>@@ XML 1.1 support</li> |
<li class=ed>@@ XML 1.1 support</li> |
| 303 |
<li class=ed>@@ If U+000D, round-trip-error</li> |
<li>If <var>s</var> contains a <code class=char>U+000D</code> |
| 304 |
|
<code class=charname>CARRIAGE RETURN</code> character, then |
| 305 |
|
raise a |
| 306 |
|
<a href="#round-trip-error" id=rte-cr><code>round-trip-error</code></a>. |
| 307 |
|
<span class=ed>@@ We should not raise duplicate errors for U+000D |
| 308 |
|
in attribute values. In addition, we should support a mode where |
| 309 |
|
U+000D will be serialized as 
 (so that no round-trip-error |
| 310 |
|
will be raised).</span></li> |
| 311 |
</ol> |
</ol> |
| 312 |
|
|
| 313 |
<p>The algorithm |
<p>The algorithm |
| 321 |
<span class=ed>@@ except for attribute names <code>xml:lang</code>, |
<span class=ed>@@ except for attribute names <code>xml:lang</code>, |
| 322 |
<code>xml:space</code>, <code>xml:base</code>, <code>xml:id</code>, |
<code>xml:space</code>, <code>xml:base</code>, <code>xml:id</code>, |
| 323 |
<code>xmlns</code>, <code>xmlns:<var>*</var></code>, |
<code>xmlns</code>, <code>xmlns:<var>*</var></code>, |
| 324 |
pi name <code>xml-stylesheet</code>.</span></li> |
pi name <code>xml-stylesheet</code>.</span><!-- |
| 325 |
|
"names beginning with a match to (('X'|'x')('M'|'m')('L'|'l')) are reserved for standardization in this or future versions of this specification.": |
| 326 |
|
xml:base and xml:id specifications violate to this sentense! |
| 327 |
|
--></li> |
| 328 |
<!-- COLON in Name is a lowercase "should not" in a Note of [XML10], |
<!-- COLON in Name is a lowercase "should not" in a Note of [XML10], |
| 329 |
[XML11]. --> |
[XML11]. --> |
| 330 |
<li class=ed>@@</li> |
<li class=ed>@@</li> |
| 392 |
<a href="#algorithm-to-check-a-node" title="check a node">check |
<a href="#algorithm-to-check-a-node" title="check a node">check |
| 393 |
<var>n<sub><var>c</var></sub></var></a> recusrively.</li> |
<var>n<sub><var>c</var></sub></var></a> recusrively.</li> |
| 394 |
</ol></li> |
</ol></li> |
| 395 |
|
<li>If <code>nodeName</code> attribute of <var>n</var> is |
| 396 |
|
<code>xml:space</code> <span class=ed>@@ or {xml namespace}:space ?</span> |
| 397 |
|
and <code>value</code> attribute of <var>n</var> is neither |
| 398 |
|
<code>default</code> nor <code>preserve</code>, then it is an |
| 399 |
|
<a href="#xml-misc-error" id=xme-attr-xml-space><code>xml-misc-error</code></a>.<!-- |
| 400 |
|
Note that <!ATTLIST e xml:space (default|preserve) "a">... |
| 401 |
|
<e xml:space="default"/> is conforming and valid. --></li> |
| 402 |
|
<li class=ed>@@ xml:lang value is not a language tag [RFC 3066 or its |
| 403 |
|
successor] or an empty string, then xml-misc-warning |
| 404 |
|
(a "fact"-level error; not an XML error).</li> |
| 405 |
<li class=ed>@@ <code>specified</code>, |
<li class=ed>@@ <code>specified</code>, |
| 406 |
<code>manakaiAttributeType</code></li> |
<code>manakaiAttributeType</code> (#ValueType Validity constraint: Attribute Value Type)</li> |
| 407 |
|
<!-- xml:space MUST be declared to be valid. --> |
| 408 |
</ol> |
</ol> |
| 409 |
</dd> |
</dd> |
| 410 |
<dt>If <var>n</var> is an <code>AttributeDefinition</code> node</dt> |
<dt>If <var>n</var> is an <code>AttributeDefinition</code> node</dt> |
| 411 |
<dd> |
<dd> |
| 412 |
<ol> |
<ol> |
| 413 |
<li class=ed></li> |
<li class=ed></li> |
| 414 |
|
<li>If <code>nodeName</code> attribute of <var>n</var> is |
| 415 |
|
<code>xml:space</code> <span class=ed>@@ or {xml namespace}:space ?</span> |
| 416 |
|
and <span class=ed>its declared type is different from (default|preserve), |
| 417 |
|
(default), or (preserve)</span>, then raise an |
| 418 |
|
<a href="#xml-misc-error" id=xme-at-xml-space><code>xml-misc-error</code></a>.</li> |
| 419 |
<li>For each node <dfn id=var-ad-nc><var>n<sub><var>c</var></sub></var></dfn> in the |
<li>For each node <dfn id=var-ad-nc><var>n<sub><var>c</var></sub></var></dfn> in the |
| 420 |
<code>childNodes</code> list of <var>n</var>, |
<code>childNodes</code> list of <var>n</var>, |
| 421 |
<ol> |
<ol> |
| 519 |
<ol> |
<ol> |
| 520 |
<li><a href="#algorithm-to-validate-a-ncname">Validate the |
<li><a href="#algorithm-to-validate-a-ncname">Validate the |
| 521 |
<code>nodeName</code> attribute value as an <code>NCName</code></a>.</li> |
<code>nodeName</code> attribute value as an <code>NCName</code></a>.</li> |
| 522 |
|
<li>Follow the following substeps: |
| 523 |
|
<ol> |
| 524 |
|
<li>If <code>ownerDocument</code> attribute of <var>n</var> is |
| 525 |
|
<code>null</code>, then abort these substeps.</li> |
| 526 |
|
<li>If <code>documentElement</code> attribute of the node |
| 527 |
|
set to <code>ownerDocument</code> attribute of <var>n</var> is |
| 528 |
|
<code>null</code>, then abort these substeps.</li> |
| 529 |
|
<li>If <code>nodeName</code> attribute of the node set to |
| 530 |
|
<code>documentElement</code> attribute of the node set to |
| 531 |
|
<code>ownerDocument</code> attribute of <var>n</var> is |
| 532 |
|
different from <code>nodeName</code> of <var>n</var>, |
| 533 |
|
then raise an |
| 534 |
|
<a href="#xml-validity-error" id=vc-roottype><code>xml-validity-error</code></a>.</li></li> |
| 535 |
|
</ol> |
| 536 |
|
</li> |
| 537 |
<li><a href="#algorithm-to-validate-a-public-identifier" title="validate a public identifier">Validate |
<li><a href="#algorithm-to-validate-a-public-identifier" title="validate a public identifier">Validate |
| 538 |
the <code>publicId</code> attribute value as a public identifier</a>.</li> |
the <code>publicId</code> attribute value as a public identifier</a>.</li> |
| 539 |
<li>If the <code>systemId</code> attribute value contains |
<li>If the <code>systemId</code> attribute value contains |
| 579 |
<a href="#algorithm-to-check-a-node" title="check a node">check |
<a href="#algorithm-to-check-a-node" title="check a node">check |
| 580 |
<var>n<sub><var>c</var></sub></var></a> recursively.</li> |
<var>n<sub><var>c</var></sub></var></a> recursively.</li> |
| 581 |
</ol></li> |
</ol></li> |
| 582 |
|
<li class=ed>@@ #elementvalid Validity constraint: Element Valid</li> |
| 583 |
|
<li class=ed>@@ #uniqattspec Well-formedness constraint: Unique Att Spec</li> |
| 584 |
</ol> |
</ol> |
| 585 |
</dd> |
</dd> |
| 586 |
<dt>If <var>n</var> is an <code>ElementTypeDefinition</code> node</dt> |
<dt>If <var>n</var> is an <code>ElementTypeDefinition</code> node</dt> |
| 665 |
<dt>If <var>n</var> is a <code>ProcessingInstruction</code> node</dt> |
<dt>If <var>n</var> is a <code>ProcessingInstruction</code> node</dt> |
| 666 |
<dd> |
<dd> |
| 667 |
<ol> |
<ol> |
| 668 |
<li><a href="#algorithm-to-validate-a-ncname">Validate the |
<li>If the <code>target</code> attribute value matches to the string |
| 669 |
<code>target</code> attribute value as an <code>NCName</code></a>.</li> |
<code>xml</code> in any case combination, then raise a |
|
<li>If the <code>target</code> attribute value matches to |
|
|
<code>XML</code> case-insensitively, then it is a |
|
| 670 |
<a href="#xml-well-formedness-error" id=wfe-pi-xml><code>xml-well-formedness-error</code></a>.</li> |
<a href="#xml-well-formedness-error" id=wfe-pi-xml><code>xml-well-formedness-error</code></a>.</li> |
| 671 |
<li><a href="#algorithm-to-validate-an-xml-character-data">Validate the |
<li>Otherwise, <a href="#algorithm-to-validate-a-ncname">validate the |
| 672 |
<code>data</code> attribute value as an <abbr>XML</abbr> character |
<code>target</code> attribute value as an <code>NCName</code></a>.</li> |
| 673 |
|
<li>Then, |
| 674 |
|
<a href="#algorithm-to-validate-an-xml-character-data" title="validate an XML character data">validate |
| 675 |
|
the <code>data</code> attribute value as an <abbr>XML</abbr> character |
| 676 |
data</a>.</li> |
data</a>.</li> |
| 677 |
<li>If the <code>data</code> attribute value contains |
<li>If the <code>data</code> attribute value contains a string |
| 678 |
a string <code>?></code>, or starts with either |
<code>?></code>, then raise a |
| 679 |
<code class=char>U+0009</code>, <code class=char>U+000A</code>, |
<a href="#xml-well-formedness-error" id=wfe-pi-pic><code>xml-well-formedness-error</code></a>.</li> |
| 680 |
<code class=char>U+000D</code>, or <code class=char>U+0020</code> |
<li>If the <code>data</code> attribute value starts with either |
| 681 |
character, then it is a |
<code class=char>U+0009</code> <code class=charname>CHARACTER |
| 682 |
<a href="#round-trip-error" id=rte-pi-data><code>round-trip-error</code></a>.</li> |
TABULATION</code>, <code class=char>U+000A</code> <code class=charname>LINE |
| 683 |
|
FEED</code>, <code class=char>U+000D</code> <code class=charname>CARRIAGE |
| 684 |
|
RETURN</code>, or <code class=char>U+0020</code> |
| 685 |
|
<code class=charname>SPACE</code> character, then raise a |
| 686 |
|
<a href="#round-trip-error" id=rte-pi-s><code>round-trip-error</code></a>.</li> |
| 687 |
<li>If the <code>childNodes</code> list of <var>n</var> contains |
<li>If the <code>childNodes</code> list of <var>n</var> contains |
| 688 |
any nodes, they are in |
any nodes, then raise an |
| 689 |
<a href="#xml-well-formedness-error" id=wfe-pi-child><code>xml-well-formedness-error</code></a>.</li> |
<a href="#xml-well-formedness-error" id=wfe-pi-child><code>xml-well-formedness-error</code></a>.</li> |
| 690 |
</ol> |
</ol> |
| 691 |
</dd> |
</dd> |