/[pub]/test/html.dtd
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revision 1.10 by connolly, Tue Apr 19 17:24:06 1994 UTC revision 1.12 by connolly, Tue May 17 21:07:53 1994 UTC
# Line 4  Line 4 
4          as used by the World Wide Web application (HTML DTD).          as used by the World Wide Web application (HTML DTD).
5    
6          $Id$          $Id$
7    
8  -->  -->
9    
10  <!-- Feature Test Entities -->  <!-- Feature Test Entities -->
# Line 25  Line 26 
26    
27  <!ENTITY % HTML.Minimal  "IGNORE">  <!ENTITY % HTML.Minimal  "IGNORE">
28  <!ENTITY % HTML.Obsolete "IGNORE">  <!ENTITY % HTML.Obsolete "IGNORE">
29    <!ENTITY % HTML.Prescriptive "IGNORE">
30    
31  <![ %HTML.Minimal [  <![ %HTML.Minimal [
32          <!ENTITY % HTML.linkRelationships "IGNORE">          <!ENTITY % HTML.linkRelationships "IGNORE">
# Line 33  Line 35 
35          <!ENTITY % HTML.forms "IGNORE">          <!ENTITY % HTML.forms "IGNORE">
36          <!-- @@ nested lists -->          <!-- @@ nested lists -->
37          <!-- @@ phrases -->          <!-- @@ phrases -->
38            <!-- @@ headers inside A -->
39            <!-- @@ nested phrases, fonts -->
40          ]]>          ]]>
41                    
42  <![ %HTML.Obsolete [  <![ %HTML.Obsolete [
         <!ENTITY % HTML.PLAINTEXT "INCLUDE">  
43          <!ENTITY % HTML.titleCDATA "INCLUDE">          <!ENTITY % HTML.titleCDATA "INCLUDE">
44          <!ENTITY % HTML.litCDATA "INCLUDE">          <!ENTITY % HTML.litCDATA "INCLUDE">
         <!ENTITY % HTML.font-phrase "INCLUDE">  
         <!ENTITY % HTML.anchorNameCDATA "INCLUDE">  
45          <!ENTITY % HTML.pSeparator "INCLUDE">          <!ENTITY % HTML.pSeparator "INCLUDE">
46          ]]>          ]]>
47    
48  <!ENTITY % HTML.GO "IGNORE"  <![ %HTML.Prescriptive [
49          -- The GO element used in ORA GNN. What is this??? -->          <!--
50            This feature test entity prescribes that certain
51            idioms detract from the structural integrity of an
52            HTML document, and are therefore disallowed.
53            -->
54            <!ENTITY % HTML.font-phrase "IGNORE">
55            <!ENTITY % HTML.anchorNameCDATA "IGNORE">
56            <!ENTITY % HTML.PLAINTEXT "IGNORE">
57            <!ENTITY % HTML.bodyBlockOnly "INCLUDE">
58            ]]>
59    
60  <!ENTITY % HTML.aEndOmissable "IGNORE"  <!ENTITY HTML.Version
61          -- infer </A> tags, as in ORA GNN stuff -->          "-//connolly hal.com//DTD WWW HTML $Date 1994/04/19 17:24:06 $//EN"
62            -- public identifier for "default" version                       --
63            -- actually, take the $'s out to get the real public identifer,  --
64            -- since $ is illegal in public identifier. When DTD stabilizes, --
65            -- we'll need to stop using RCS keywords to version the pub id   --
66            >
67    
68  <!ENTITY % HTML.isindexAtEnd "IGNORE"  <!ENTITY % HTML.bodyBlockOnly "IGNORE"
69          -- allow ISINDEX after HEAD and BODY, as in ORA GNN stuff -->          -- only allow block elements in the BODY element
70            This means all paragraphs need to start with a <P> tag.
71            -->
72    
73  <!ENTITY % HTML.pSeparator "IGNORE"  <!ENTITY % HTML.pSeparator "IGNORE"
74          -- use P element as paragraph separator, rather that container.          -- use P element as paragraph separator, rather that container.
         This means not all paragraphs need to start with a <P> tag.  
75          -->          -->
76    
77  <!ENTITY % HTML.linkRelationships "INCLUDE"  <!ENTITY % HTML.linkRelationships "INCLUDE"
# Line 75  Line 91 
91          like URN, content type, title...          like URN, content type, title...
92          -->          -->
93    
94  <!ENTITY % HTML.anchorNameCDATA "IGNORE"  <!ENTITY % HTML.anchorNameCDATA "INCLUDE"
95          -- Anchor names should be distinct. SGML parser can validate          -- Anchor names should be distinct. SGML parser can validate
96          this if the NAME attribute of the A element is declared as ID.          this if the NAME attribute of the A element is declared as ID.
97          But that restricts the syntax of an anchor name to an SGML name,          But that restricts the syntax of an anchor name to an SGML name,
# Line 83  Line 99 
99          up to NAMELEN (34) characters long.          up to NAMELEN (34) characters long.
100          -->          -->
101    
102  <!ENTITY % HTML.PLAINTEXT "IGNORE"  <!ENTITY % HTML.PLAINTEXT "INCLUDE"
103          -- Support for the <PLAINTEXT> tag as a sign of the          -- Support for the <PLAINTEXT> tag as a sign of the
104          end of th HTML data stream and the beginning of a stream          end of th HTML data stream and the beginning of a stream
105          of text/plain data          of text/plain data
# Line 100  Line 116 
116          next anchor id to use          next anchor id to use
117          -->          -->
118    
119  <!ENTITY % HTML.font-phrase "IGNORE"  <!ENTITY % HTML.font-phrase "INCLUDE"
120          -- allow B, I, TT, U outside PRE,          -- allow B, I, TT, U outside PRE,
121          CITE, VAR, etc. inside PRE          CITE, VAR, etc. inside PRE
122          -->          -->
123    
124    <!ENTITY % HTML.KEY "IGNORE"
125            -- There was once a KEY element, for keyboard keys, menu items,
126            buttons, etc. but it's not supported or widely documented
127            -->
128    
129    <!ENTITY % HTML.U "IGNORE"
130            -- There was also a U element, but since it clashes with
131            the common pracitce of underlining hypertext links, it is
132            not widely supported
133            -->
134    
135  <!ENTITY % HTML.litCDATA "IGNORE"  <!ENTITY % HTML.litCDATA "IGNORE"
136          -- treat XMP, LISTING as CDATA, as per linemodeWWW          -- treat XMP, LISTING as CDATA, as per linemodeWWW
137          -->          -->
# Line 130  http://www.ncsa.uiuc.edu/SDG/Software/Mo Line 157  http://www.ncsa.uiuc.edu/SDG/Software/Mo
157          Note that CDATA attributes are limited by the LITLEN          Note that CDATA attributes are limited by the LITLEN
158          capacity (1024 in the current version of html.decl),          capacity (1024 in the current version of html.decl),
159          so that URIs in HTML have a bounded length.          so that URIs in HTML have a bounded length.
160    
161            @@ Need to discuss relative addresses.
162          -->          -->
163    
164  <!ENTITY % Content-Type "CDATA"  <!ENTITY % Content-Type "CDATA"
165          -- meaning a MIME content type, as per RFC1341 or any of its updates.          -- meaning a MIME content type, as per RFC1521
166          -->          -->
167    
168  <![ %HTML.anchorNameCDATA [ <!ENTITY % anchor-name "CDATA"> ]]>  <![ %HTML.anchorNameCDATA [ <!ENTITY % anchor-name "CDATA"> ]]>
# Line 176  http://www.ncsa.uiuc.edu/SDG/Software/Mo Line 205  http://www.ncsa.uiuc.edu/SDG/Software/Mo
205    
206  <![ %HTML.PLAINTEXT [ <!ENTITY % obsolete-plaintext ", PLAINTEXT?"> ]]>  <![ %HTML.PLAINTEXT [ <!ENTITY % obsolete-plaintext ", PLAINTEXT?"> ]]>
207  <!ENTITY % obsolete-plaintext "">  <!ENTITY % obsolete-plaintext "">
 <![ %HTML.isindexAtEnd [ <!ENTITY % end-isindex ", ISINDEX?"> ]]>  
 <!ENTITY % end-isindex "">  
208    
209  <!ENTITY % html-content "HEAD, BODY %obsolete-plaintext; %end-isindex">  <!ENTITY % html-content "HEAD, BODY %obsolete-plaintext;">
210  <!ELEMENT HTML O O  (%html-content)>  <!ELEMENT HTML O O  (%html-content)>
211    
212  <![ %HTML.NEXTID [  <!ENTITY % head-content "TITLE? & ISINDEX? & LINK* & BASE?  <![ %HTML.NEXTID [  <!ENTITY % head-content "TITLE? & ISINDEX? & LINK* & BASE?
# Line 213  http://www.ncsa.uiuc.edu/SDG/Software/Mo Line 240  http://www.ncsa.uiuc.edu/SDG/Software/Mo
240  <!ELEMENT BASE - O EMPTY    -- Reference context for URIs -->  <!ELEMENT BASE - O EMPTY    -- Reference context for URIs -->
241  <!ATTLIST BASE  <!ATTLIST BASE
242    
243          HREF %URI; #IMPLIED          HREF %URI; #REQUIRED
244    
245          >          >
246    
247  <!ENTITY % font "TT | B | I | U ">  <![ %HTML.KEY [
248  <!ENTITY % phrase "EM | STRONG | CODE | SAMP | KBD | KEY | VAR | DFN | CITE">          <!ENTITY % key-emph "| KEY">
249            ]]>
250    <!ENTITY % key-emph "">
251    
252    <![ %HTML.U [
253            <!ENTITY % u-font "| U">
254            ]]>
255    <!ENTITY % u-font "">
256    
257    <!ENTITY % font "TT | B | I %u-font">
258    <!ENTITY % phrase "EM | STRONG | CODE | SAMP | KBD | VAR | DFN | CITE
259             | STRIKE %key-emph">
260    
261    
262  <![ %HTML.font-phrase [  <![ %HTML.font-phrase [
263          <!ENTITY % obsolete-font "| %font">          <!ENTITY % obsolete-font "| %font">
# Line 234  http://www.ncsa.uiuc.edu/SDG/Software/Mo Line 273  http://www.ncsa.uiuc.edu/SDG/Software/Mo
273  <!ENTITY % inline "%phrase %obsolete-font">  <!ENTITY % inline "%phrase %obsolete-font">
274  <!ENTITY % pre-inline "%font %obsolete-phrase %obsolete-p">  <!ENTITY % pre-inline "%font %obsolete-phrase %obsolete-p">
275    
276  <![ %HTML.GO [  <!ENTITY % text "#PCDATA | IMG | %inline | BR %obsolete-p">
         <!ELEMENT GO - O EMPTY>  
         <!ENTITY % go-text "| GO">  
         ]]>  
 <!ENTITY % go-text "">  
   
 <!ENTITY % text "#PCDATA | IMG | %inline | BR %go-text %obsolete-p">  
277    
278  <!ENTITY % htext "A | %text"    -- Plus links, no structure -->  <!ENTITY % htext "A | %text"    -- Plus links, no structure -->
279    
# Line 267  http://www.ncsa.uiuc.edu/SDG/Software/Mo Line 300  http://www.ncsa.uiuc.edu/SDG/Software/Mo
300                  %block-form %block-p">                  %block-form %block-p">
301    
302    
303  <!ENTITY % body-content "%heading | %block %obsolete-htext">  <![ %HTML.bodyBlockOnly [
304  <!ELEMENT BODY O O  (%body-content)*>          <!ENTITY % current-htext "">
305            ]]>
306    <!ENTITY % current-htext "| %htext">
307    
308    <!ENTITY % body-content "%heading | %block %current-htext">
309    <!ELEMENT BODY O O  (%body-content)*>
310    
 <![ %HTML.aEndOmissable [ <!ENTITY % a-end "O"> ]]>  
 <!ENTITY % a-end "-">  
311    
312  <!ELEMENT A     - %a-end (%heading|%block|%text)+ -(A)  <!ELEMENT A     - - (%heading|%block|%text)+ -(A)
313          -- @# Technically, this allows silliness like:          -- @# Technically, this allows silliness like:
314                  <H2><A>xyz<H1>h1</H1></A></H2>                  <H2><A>xyz<H1>h1</H1></A></H2>
315          The right way to do anchors outside of %htext is more like:          The right way to do anchors outside of %htext is more like:
# Line 303  http://www.ncsa.uiuc.edu/SDG/Software/Mo Line 338  http://www.ncsa.uiuc.edu/SDG/Software/Mo
338    
339  <!ELEMENT DL    - -  (DT*, DD?)+>  <!ELEMENT DL    - -  (DT*, DD?)+>
340  <!ATTLIST DL  <!ATTLIST DL
341          STYLE (COMPACT) #IMPLIED>          COMPACT (COMPACT) #IMPLIED>
342    
343  <!ELEMENT DT    - O (%htext)+>  <!ELEMENT DT    - O (%htext)+>
344  <!ELEMENT DD    - O (%htext|%block)+>  <!ELEMENT DD    - O (%htext|%block)+>
# Line 315  http://www.ncsa.uiuc.edu/SDG/Software/Mo Line 350  http://www.ncsa.uiuc.edu/SDG/Software/Mo
350  <!ELEMENT BLOCKQUOTE - - (%htext|%block)+ -- @# Hmm... --  <!ELEMENT BLOCKQUOTE - - (%htext|%block)+ -- @# Hmm... --
351          -- for quoting some other source -->          -- for quoting some other source -->
352    
353  <!ELEMENT ADDRESS - - (%htext;)+>  <!ELEMENT ADDRESS - - (%htext;|%block)+>
354    
355  <!ELEMENT PRE - - (#PCDATA|%pre-inline|A)+>  <!ELEMENT PRE - - (#PCDATA|%pre-inline|A)+>
356  <!ATTLIST PRE  <!ATTLIST PRE
# Line 328  http://www.ncsa.uiuc.edu/SDG/Software/Mo Line 363  http://www.ncsa.uiuc.edu/SDG/Software/Mo
363    "ISO 8879:1986//ENTITIES Added Latin 1//EN">    "ISO 8879:1986//ENTITIES Added Latin 1//EN">
364  %ISOlat1;  %ISOlat1;
365    
366  <!ENTITY amp "&#38;"     -- ampersand -->  <!ENTITY #DEFAULT SDATA "&#38;unkown;" --display the markup-->
367  <!ENTITY gt "&#62;"      -- greater than -->  <!ENTITY amp CDATA "&#38;"     -- ampersand -->
368  <!ENTITY lt "&#60;"      -- less than -->  <!ENTITY gt CDATA "&#62;"      -- greater than -->
369  <!ENTITY quot "&#34;"      -- less than -->  <!ENTITY lt CDATA "&#60;"      -- less than -->
370    <!ENTITY quot CDATA "&#34;"    -- double quote -->
371    
372    <!-- Processing Entities -->
373    
374  <!ENTITY nbsp "<? nonbreaking-space>">  <!ENTITY nbsp "<? nonbreaking-space>">
375  <!-- @# should add entites for processing instructions  <!-- @# should add entites for processing instructions
376          for line break, centering, etc. -->          for line break, centering, etc. -->
377    
378    
 <![ %HTML.litCDATA [ <!ENTITY % lit-content "CDATA"> ]]>  
 <!ENTITY % lit-content "RCDATA">  
 <!ELEMENT (%literal) - -  %lit-content>  
   
 <![ %HTML.PLAINTEXT [  
 <!ELEMENT PLAINTEXT - O EMPTY>  
 ]]>  
   
   
379  <!-- Forms  -->  <!-- Forms  -->
380  <![ %HTML.forms [  <![ %HTML.forms [
381    
# Line 366  http://www.ncsa.uiuc.edu/SDG/Software/Mo Line 396  http://www.ncsa.uiuc.edu/SDG/Software/Mo
396          NAME CDATA #IMPLIED -- required for all but submit and reset --          NAME CDATA #IMPLIED -- required for all but submit and reset --
397          VALUE CDATA #IMPLIED          VALUE CDATA #IMPLIED
398          SRC %URI #IMPLIED -- for image inputs --          SRC %URI #IMPLIED -- for image inputs --
399          STATE (CHECKED) #IMPLIED          CHECKED (CHECKED) #IMPLIED
400          SIZE CDATA #IMPLIED -- @# should be NUMBERS: delimit with space, not comma --          SIZE CDATA #IMPLIED -- @# should be NUMBERS: delimit with space, not comma --
401          MAXLENGTH NUMBER #IMPLIED          MAXLENGTH NUMBER #IMPLIED
402          ALIGN (top|middle|bottom|left|center|right) #IMPLIED --@#supported?--          ALIGN (top|middle|bottom|left|center|right) #IMPLIED --@#supported?--
# Line 376  http://www.ncsa.uiuc.edu/SDG/Software/Mo Line 406  http://www.ncsa.uiuc.edu/SDG/Software/Mo
406  <!ATTLIST SELECT  <!ATTLIST SELECT
407          NAME CDATA #REQUIRED          NAME CDATA #REQUIRED
408          SIZE NUMBER #IMPLIED          SIZE NUMBER #IMPLIED
409          SELECTIONS (MULTIPLE) #IMPLIED          MULTIPLE (MULTIPLE) #IMPLIED
410          >          >
411    
412  <!ELEMENT OPTION - O (#PCDATA)>  <!ELEMENT OPTION - O (#PCDATA)>
413  <!ATTLIST OPTION  <!ATTLIST OPTION
414          STATE (SELECTED) #IMPLIED          SELECTED (SELECTED) #IMPLIED
415          VALUE CDATA #IMPLIED          VALUE CDATA #IMPLIED
416          >          >
417    
# Line 393  http://www.ncsa.uiuc.edu/SDG/Software/Mo Line 423  http://www.ncsa.uiuc.edu/SDG/Software/Mo
423          >          >
424  ]]>  ]]>
425    
426    <!-- Obsolete Elements  -->
427    
428    <![ %HTML.litCDATA [ <!ENTITY % lit-content "CDATA"> ]]>
429    <!ENTITY % lit-content "RCDATA">
430    <!ELEMENT (%literal) - -  %lit-content>
431    
432    <![ %HTML.PLAINTEXT [
433    <!ELEMENT PLAINTEXT - O EMPTY>
434    ]]>
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