/[suikacvs]/markup/html/whatpm/Whatpm/HTML.pm.src
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revision 1.188 by wakaba, Sat Sep 20 10:20:47 2008 UTC revision 1.194 by wakaba, Sat Oct 4 05:53:45 2008 UTC
# Line 66  sub TABLE_ROWS_EL () { Line 66  sub TABLE_ROWS_EL () {
66  }  }
67    
68  ## NOTE: Used in "generate implied end tags" algorithm.  ## NOTE: Used in "generate implied end tags" algorithm.
69  ## NOTE: There is a code where a modified version of END_TAG_OPTIONAL_EL  ## NOTE: There is a code where a modified version of
70  ## is used in "generate implied end tags" implementation (search for the  ## END_TAG_OPTIONAL_EL is used in "generate implied end tags"
71  ## function mae).  ## implementation (search for the algorithm name).
72  sub END_TAG_OPTIONAL_EL () {  sub END_TAG_OPTIONAL_EL () {
73    DD_EL |    DD_EL |
74    DT_EL |    DT_EL |
75    LI_EL |    LI_EL |
76      OPTION_EL |
77      OPTGROUP_EL |
78    P_EL |    P_EL |
79    RUBY_COMPONENT_EL    RUBY_COMPONENT_EL
80  }  }
# Line 141  my $el_category = { Line 143  my $el_category = {
143    address => ADDRESS_EL,    address => ADDRESS_EL,
144    applet => MISC_SCOPING_EL,    applet => MISC_SCOPING_EL,
145    area => MISC_SPECIAL_EL,    area => MISC_SPECIAL_EL,
146      article => MISC_SPECIAL_EL,
147      aside => MISC_SPECIAL_EL,
148    b => FORMATTING_EL,    b => FORMATTING_EL,
149    base => MISC_SPECIAL_EL,    base => MISC_SPECIAL_EL,
150    basefont => MISC_SPECIAL_EL,    basefont => MISC_SPECIAL_EL,
# Line 154  my $el_category = { Line 158  my $el_category = {
158    center => MISC_SPECIAL_EL,    center => MISC_SPECIAL_EL,
159    col => MISC_SPECIAL_EL,    col => MISC_SPECIAL_EL,
160    colgroup => MISC_SPECIAL_EL,    colgroup => MISC_SPECIAL_EL,
161      command => MISC_SPECIAL_EL,
162      datagrid => MISC_SPECIAL_EL,
163    dd => DD_EL,    dd => DD_EL,
164      details => MISC_SPECIAL_EL,
165      dialog => MISC_SPECIAL_EL,
166    dir => MISC_SPECIAL_EL,    dir => MISC_SPECIAL_EL,
167    div => DIV_EL,    div => DIV_EL,
168    dl => MISC_SPECIAL_EL,    dl => MISC_SPECIAL_EL,
169    dt => DT_EL,    dt => DT_EL,
170    em => FORMATTING_EL,    em => FORMATTING_EL,
171    embed => MISC_SPECIAL_EL,    embed => MISC_SPECIAL_EL,
172      eventsource => MISC_SPECIAL_EL,
173    fieldset => MISC_SPECIAL_EL,    fieldset => MISC_SPECIAL_EL,
174      figure => MISC_SPECIAL_EL,
175    font => FORMATTING_EL,    font => FORMATTING_EL,
176      footer => MISC_SPECIAL_EL,
177    form => FORM_EL,    form => FORM_EL,
178    frame => MISC_SPECIAL_EL,    frame => MISC_SPECIAL_EL,
179    frameset => FRAMESET_EL,    frameset => FRAMESET_EL,
# Line 173  my $el_category = { Line 184  my $el_category = {
184    h5 => HEADING_EL,    h5 => HEADING_EL,
185    h6 => HEADING_EL,    h6 => HEADING_EL,
186    head => MISC_SPECIAL_EL,    head => MISC_SPECIAL_EL,
187      header => MISC_SPECIAL_EL,
188    hr => MISC_SPECIAL_EL,    hr => MISC_SPECIAL_EL,
189    html => HTML_EL,    html => HTML_EL,
190    i => FORMATTING_EL,    i => FORMATTING_EL,
191    iframe => MISC_SPECIAL_EL,    iframe => MISC_SPECIAL_EL,
192    img => MISC_SPECIAL_EL,    img => MISC_SPECIAL_EL,
193      #image => MISC_SPECIAL_EL, ## NOTE: Commented out in the spec.
194    input => MISC_SPECIAL_EL,    input => MISC_SPECIAL_EL,
195    isindex => MISC_SPECIAL_EL,    isindex => MISC_SPECIAL_EL,
196    li => LI_EL,    li => LI_EL,
# Line 186  my $el_category = { Line 199  my $el_category = {
199    marquee => MISC_SCOPING_EL,    marquee => MISC_SCOPING_EL,
200    menu => MISC_SPECIAL_EL,    menu => MISC_SPECIAL_EL,
201    meta => MISC_SPECIAL_EL,    meta => MISC_SPECIAL_EL,
202      nav => MISC_SPECIAL_EL,
203    nobr => NOBR_EL | FORMATTING_EL,    nobr => NOBR_EL | FORMATTING_EL,
204    noembed => MISC_SPECIAL_EL,    noembed => MISC_SPECIAL_EL,
205    noframes => MISC_SPECIAL_EL,    noframes => MISC_SPECIAL_EL,
# Line 204  my $el_category = { Line 218  my $el_category = {
218    s => FORMATTING_EL,    s => FORMATTING_EL,
219    script => MISC_SPECIAL_EL,    script => MISC_SPECIAL_EL,
220    select => SELECT_EL,    select => SELECT_EL,
221      section => MISC_SPECIAL_EL,
222    small => FORMATTING_EL,    small => FORMATTING_EL,
223    spacer => MISC_SPECIAL_EL,    spacer => MISC_SPECIAL_EL,
224    strike => FORMATTING_EL,    strike => FORMATTING_EL,
# Line 323  my $foreign_attr_xname = { Line 338  my $foreign_attr_xname = {
338    
339  ## ISSUE: xmlns:xlink="non-xlink-ns" is not an error.  ## ISSUE: xmlns:xlink="non-xlink-ns" is not an error.
340    
341  my $c1_entity_char = {  my $charref_map = {
342      0x0D => 0x000A,
343    0x80 => 0x20AC,    0x80 => 0x20AC,
344    0x81 => 0xFFFD,    0x81 => 0xFFFD,
345    0x82 => 0x201A,    0x82 => 0x201A,
# Line 356  my $c1_entity_char = { Line 372  my $c1_entity_char = {
372    0x9D => 0xFFFD,    0x9D => 0xFFFD,
373    0x9E => 0x017E,    0x9E => 0x017E,
374    0x9F => 0x0178,    0x9F => 0x0178,
375  }; # $c1_entity_char  }; # $charref_map
376    $charref_map->{$_} = 0xFFFD
377        for 0x0000..0x0008, 0x000B, 0x000E..0x001F, 0x007F,
378            0xD800..0xDFFF, 0xFDD0..0xFDDF, ## ISSUE: 0xFDEF
379            0xFFFE, 0xFFFF, 0x1FFFE, 0x1FFFF, 0x2FFFE, 0x2FFFF, 0x3FFFE, 0x3FFFF,
380            0x4FFFE, 0x4FFFF, 0x5FFFE, 0x5FFFF, 0x6FFFE, 0x6FFFF, 0x7FFFE,
381            0x7FFFF, 0x8FFFE, 0x8FFFF, 0x9FFFE, 0x9FFFF, 0xAFFFE, 0xAFFFF,
382            0xBFFFE, 0xBFFFF, 0xCFFFE, 0xCFFFF, 0xDFFFE, 0xDFFFF, 0xEFFFE,
383            0xEFFFF, 0xFFFFE, 0xFFFFF, 0x10FFFE, 0x10FFFF;
384    
385    ## TODO: Invoke the reset algorithm when a resettable element is
386    ## created (cf. HTML5 revision 2259).
387    
388  sub parse_byte_string ($$$$;$) {  sub parse_byte_string ($$$$;$) {
389    my $self = shift;    my $self = shift;
# Line 401  sub parse_byte_stream ($$$$;$$) { Line 428  sub parse_byte_stream ($$$$;$$) {
428            ## TODO: Is this ok?  Transfer protocol's parameter should be            ## TODO: Is this ok?  Transfer protocol's parameter should be
429            ## interpreted in its semantics?            ## interpreted in its semantics?
430    
       ## ISSUE: Unsupported encoding is not ignored according to the spec.  
431        ($char_stream, $e_status) = $charset->get_decode_handle        ($char_stream, $e_status) = $charset->get_decode_handle
432            ($byte_stream, allow_error_reporting => 1,            ($byte_stream, allow_error_reporting => 1,
433             allow_fallback => 1);             allow_fallback => 1);
# Line 409  sub parse_byte_stream ($$$$;$$) { Line 435  sub parse_byte_stream ($$$$;$$) {
435          $self->{confident} = 1;          $self->{confident} = 1;
436          last SNIFFING;          last SNIFFING;
437        } else {        } else {
438          ## TODO: unsupported error          !!!parse-error (type => 'charset:not supported',
439                            layer => 'encode',
440                            line => 1, column => 1,
441                            value => $charset_name,
442                            level => $self->{level}->{uncertain});
443        }        }
444      }      }
445    
# Line 3171  sub _get_next_token ($) { Line 3201  sub _get_next_token ($) {
3201        my $code = $self->{s_kwd};        my $code = $self->{s_kwd};
3202        my $l = $self->{line_prev};        my $l = $self->{line_prev};
3203        my $c = $self->{column_prev};        my $c = $self->{column_prev};
3204        if ($code == 0 or (0xD800 <= $code and $code <= 0xDFFF)) {        if ($charref_map->{$code}) {
3205          !!!cp (1015);          !!!cp (1015);
3206          !!!parse-error (type => 'invalid character reference',          !!!parse-error (type => 'invalid character reference',
3207                          text => (sprintf 'U+%04X', $code),                          text => (sprintf 'U+%04X', $code),
3208                          line => $l, column => $c);                          line => $l, column => $c);
3209          $code = 0xFFFD;          $code = $charref_map->{$code};
3210        } elsif ($code > 0x10FFFF) {        } elsif ($code > 0x10FFFF) {
3211          !!!cp (1016);          !!!cp (1016);
3212          !!!parse-error (type => 'invalid character reference',          !!!parse-error (type => 'invalid character reference',
3213                          text => (sprintf 'U-%08X', $code),                          text => (sprintf 'U-%08X', $code),
3214                          line => $l, column => $c);                          line => $l, column => $c);
3215          $code = 0xFFFD;          $code = 0xFFFD;
       } elsif ($code == 0x000D) {  
         !!!cp (1017);  
         !!!parse-error (type => 'CR character reference',  
                         line => $l, column => $c);  
         $code = 0x000A;  
       } elsif (0x80 <= $code and $code <= 0x9F) {  
         !!!cp (1018);  
         !!!parse-error (type => 'C1 character reference',  
                         text => (sprintf 'U+%04X', $code),  
                         line => $l, column => $c);  
         $code = $c1_entity_char->{$code};  
3216        }        }
3217    
3218        if ($self->{prev_state} == DATA_STATE) {        if ($self->{prev_state} == DATA_STATE) {
# Line 3290  sub _get_next_token ($) { Line 3309  sub _get_next_token ($) {
3309        my $code = $self->{s_kwd};        my $code = $self->{s_kwd};
3310        my $l = $self->{line_prev};        my $l = $self->{line_prev};
3311        my $c = $self->{column_prev};        my $c = $self->{column_prev};
3312        if ($code == 0 or (0xD800 <= $code and $code <= 0xDFFF)) {        if ($charref_map->{$code}) {
3313          !!!cp (1008);          !!!cp (1008);
3314          !!!parse-error (type => 'invalid character reference',          !!!parse-error (type => 'invalid character reference',
3315                          text => (sprintf 'U+%04X', $code),                          text => (sprintf 'U+%04X', $code),
3316                          line => $l, column => $c);                          line => $l, column => $c);
3317          $code = 0xFFFD;          $code = $charref_map->{$code};
3318        } elsif ($code > 0x10FFFF) {        } elsif ($code > 0x10FFFF) {
3319          !!!cp (1009);          !!!cp (1009);
3320          !!!parse-error (type => 'invalid character reference',          !!!parse-error (type => 'invalid character reference',
3321                          text => (sprintf 'U-%08X', $code),                          text => (sprintf 'U-%08X', $code),
3322                          line => $l, column => $c);                          line => $l, column => $c);
3323          $code = 0xFFFD;          $code = 0xFFFD;
       } elsif ($code == 0x000D) {  
         !!!cp (1010);  
         !!!parse-error (type => 'CR character reference', line => $l, column => $c);  
         $code = 0x000A;  
       } elsif (0x80 <= $code and $code <= 0x9F) {  
         !!!cp (1011);  
         !!!parse-error (type => 'C1 character reference', text => (sprintf 'U+%04X', $code), line => $l, column => $c);  
         $code = $c1_entity_char->{$code};  
3324        }        }
3325    
3326        if ($self->{prev_state} == DATA_STATE) {        if ($self->{prev_state} == DATA_STATE) {
# Line 4646  sub _tree_construction_main ($) { Line 4657  sub _tree_construction_main ($) {
4657                  !!!cp ('t101');                  !!!cp ('t101');
4658                }                }
4659                !!!insert-element ($token->{tag_name}, $token->{attributes}, $token);                !!!insert-element ($token->{tag_name}, $token->{attributes}, $token);
4660                pop @{$self->{open_elements}}; ## ISSUE: This step is missing in the spec.                pop @{$self->{open_elements}};
4661                pop @{$self->{open_elements}} # <head>                pop @{$self->{open_elements}} # <head>
4662                    if $self->{insertion_mode} == AFTER_HEAD_IM;                    if $self->{insertion_mode} == AFTER_HEAD_IM;
4663                !!!nack ('t101.1');                !!!nack ('t101.1');
4664                !!!next-token;                !!!next-token;
4665                next B;                next B;
4666              } elsif ($token->{tag_name} eq 'link') {          } elsif ($token->{tag_name} eq 'link') {
4667                ## NOTE: There is a "as if in head" code clone.            ## NOTE: There is a "as if in head" code clone.
4668                if ($self->{insertion_mode} == AFTER_HEAD_IM) {            if ($self->{insertion_mode} == AFTER_HEAD_IM) {
4669                  !!!cp ('t102');              !!!cp ('t102');
4670                  !!!parse-error (type => 'after head',              !!!parse-error (type => 'after head',
4671                                  text => $token->{tag_name}, token => $token);                              text => $token->{tag_name}, token => $token);
4672                  push @{$self->{open_elements}},              push @{$self->{open_elements}},
4673                      [$self->{head_element}, $el_category->{head}];                  [$self->{head_element}, $el_category->{head}];
4674                } else {            } else {
4675                  !!!cp ('t103');              !!!cp ('t103');
4676                }            }
4677                !!!insert-element ($token->{tag_name}, $token->{attributes}, $token);            !!!insert-element ($token->{tag_name}, $token->{attributes}, $token);
4678                pop @{$self->{open_elements}}; ## ISSUE: This step is missing in the spec.            pop @{$self->{open_elements}};
4679                pop @{$self->{open_elements}} # <head>            pop @{$self->{open_elements}} # <head>
4680                    if $self->{insertion_mode} == AFTER_HEAD_IM;                if $self->{insertion_mode} == AFTER_HEAD_IM;
4681                !!!ack ('t103.1');            !!!ack ('t103.1');
4682                !!!next-token;            !!!next-token;
4683                next B;            next B;
4684            } elsif ($token->{tag_name} eq 'command' or
4685                     $token->{tag_name} eq 'eventsource') {
4686              if ($self->{insertion_mode} == IN_HEAD_IM) {
4687                ## NOTE: If the insertion mode at the time of the emission
4688                ## of the token was "before head", $self->{insertion_mode}
4689                ## is already changed to |IN_HEAD_IM|.
4690    
4691                ## NOTE: There is a "as if in head" code clone.
4692                !!!insert-element ($token->{tag_name}, $token->{attributes}, $token);
4693                pop @{$self->{open_elements}};
4694                pop @{$self->{open_elements}} # <head>
4695                    if $self->{insertion_mode} == AFTER_HEAD_IM;
4696                !!!ack ('t103.2');
4697                !!!next-token;
4698                next B;
4699              } else {
4700                ## NOTE: "in head noscript" or "after head" insertion mode
4701                ## - in these cases, these tags are treated as same as
4702                ## normal in-body tags.
4703                !!!cp ('t103.3');
4704                #
4705              }
4706              } elsif ($token->{tag_name} eq 'meta') {              } elsif ($token->{tag_name} eq 'meta') {
4707                ## NOTE: There is a "as if in head" code clone.                ## NOTE: There is a "as if in head" code clone.
4708                if ($self->{insertion_mode} == AFTER_HEAD_IM) {                if ($self->{insertion_mode} == AFTER_HEAD_IM) {
# Line 6787  sub _tree_construction_main ($) { Line 6820  sub _tree_construction_main ($) {
6820          $parse_rcdata->(CDATA_CONTENT_MODEL);          $parse_rcdata->(CDATA_CONTENT_MODEL);
6821          next B;          next B;
6822        } elsif ({        } elsif ({
6823                  base => 1, link => 1,                  base => 1, command => 1, eventsource => 1, link => 1,
6824                 }->{$token->{tag_name}}) {                 }->{$token->{tag_name}}) {
6825          !!!cp ('t334');          !!!cp ('t334');
6826          ## NOTE: This is an "as if in head" code clone, only "-t" differs          ## NOTE: This is an "as if in head" code clone, only "-t" differs
6827          !!!insert-element-t ($token->{tag_name}, $token->{attributes}, $token);          !!!insert-element-t ($token->{tag_name}, $token->{attributes}, $token);
6828          pop @{$self->{open_elements}}; ## ISSUE: This step is missing in the spec.          pop @{$self->{open_elements}};
6829          !!!ack ('t334.1');          !!!ack ('t334.1');
6830          !!!next-token;          !!!next-token;
6831          next B;          next B;
6832        } elsif ($token->{tag_name} eq 'meta') {        } elsif ($token->{tag_name} eq 'meta') {
6833          ## NOTE: This is an "as if in head" code clone, only "-t" differs          ## NOTE: This is an "as if in head" code clone, only "-t" differs
6834          !!!insert-element-t ($token->{tag_name}, $token->{attributes}, $token);          !!!insert-element-t ($token->{tag_name}, $token->{attributes}, $token);
6835          my $meta_el = pop @{$self->{open_elements}}; ## ISSUE: This step is missing in the spec.          my $meta_el = pop @{$self->{open_elements}};
6836    
6837          unless ($self->{confident}) {          unless ($self->{confident}) {
6838            if ($token->{attributes}->{charset}) {            if ($token->{attributes}->{charset}) {
# Line 6816  sub _tree_construction_main ($) { Line 6849  sub _tree_construction_main ($) {
6849            } elsif ($token->{attributes}->{content}) {            } elsif ($token->{attributes}->{content}) {
6850              if ($token->{attributes}->{content}->{value}              if ($token->{attributes}->{content}->{value}
6851                  =~ /[Cc][Hh][Aa][Rr][Ss][Ee][Tt]                  =~ /[Cc][Hh][Aa][Rr][Ss][Ee][Tt]
6852                      [\x09-\x0D\x20]*=                      [\x09\x0A\x0C\x0D\x20]*=
6853                      [\x09-\x0D\x20]*(?>"([^"]*)"|'([^']*)'|                      [\x09\x0A\x0C\x0D\x20]*(?>"([^"]*)"|'([^']*)'|
6854                      ([^"'\x09-\x0D\x20][^\x09-\x0D\x20\x3B]*))/x) {                      ([^"'\x09\x0A\x0C\x0D\x20][^\x09\x0A\x0C\x0D\x20\x3B]*))
6855                       /x) {
6856                !!!cp ('t336');                !!!cp ('t336');
6857                ## NOTE: Whether the encoding is supported or not is handled                ## NOTE: Whether the encoding is supported or not is handled
6858                ## in the {change_encoding} callback.                ## in the {change_encoding} callback.
# Line 6963  sub _tree_construction_main ($) { Line 6997  sub _tree_construction_main ($) {
6997              last INSCOPE;              last INSCOPE;
6998            }            }
6999          } # INSCOPE          } # INSCOPE
7000    
7001            ## NOTE: Special, Scope (<li><foo><li> == <li><foo><li/></foo></li>)
7002              ## Interpreted as <li><foo/></li><li/> (non-conforming)
7003              ## blockquote (O9.27), center (O), dd (Fx3, O, S3.1.2, IE7),
7004              ## dt (Fx, O, S, IE), dl (O), fieldset (O, S, IE), form (Fx, O, S),
7005              ## hn (O), pre (O), applet (O, S), button (O, S), marquee (Fx, O, S),
7006              ## object (Fx)
7007              ## Generate non-tree (non-conforming)
7008              ## basefont (IE7 (where basefont is non-void)), center (IE),
7009              ## form (IE), hn (IE)
7010            ## address, div, p (<li><foo><li> == <li><foo/></li><li/>)
7011              ## Interpreted as <li><foo><li/></foo></li> (non-conforming)
7012              ## div (Fx, S)
7013                        
7014          ## Step 1          ## Step 1
7015          my $i = -1;          my $i = -1;
# Line 7343  sub _tree_construction_main ($) { Line 7390  sub _tree_construction_main ($) {
7390            !!!nack ('t380.1');            !!!nack ('t380.1');
7391          } elsif ({          } elsif ({
7392                    b => 1, big => 1, em => 1, font => 1, i => 1,                    b => 1, big => 1, em => 1, font => 1, i => 1,
7393                    s => 1, small => 1, strile => 1,                    s => 1, small => 1, strike => 1,
7394                    strong => 1, tt => 1, u => 1,                    strong => 1, tt => 1, u => 1,
7395                   }->{$token->{tag_name}}) {                   }->{$token->{tag_name}}) {
7396            !!!cp ('t375');            !!!cp ('t375');
# Line 7479  sub _tree_construction_main ($) { Line 7526  sub _tree_construction_main ($) {
7526                    dd => ($token->{tag_name} ne 'dd'),                    dd => ($token->{tag_name} ne 'dd'),
7527                    dt => ($token->{tag_name} ne 'dt'),                    dt => ($token->{tag_name} ne 'dt'),
7528                    li => ($token->{tag_name} ne 'li'),                    li => ($token->{tag_name} ne 'li'),
7529                      option => 1,
7530                      optgroup => 1,
7531                    p => 1,                    p => 1,
7532                    rt => 1,                    rt => 1,
7533                    rp => 1,                    rp => 1,
# Line 7648  sub _tree_construction_main ($) { Line 7697  sub _tree_construction_main ($) {
7697        } elsif ({        } elsif ({
7698                  a => 1,                  a => 1,
7699                  b => 1, big => 1, em => 1, font => 1, i => 1,                  b => 1, big => 1, em => 1, font => 1, i => 1,
7700                  nobr => 1, s => 1, small => 1, strile => 1,                  nobr => 1, s => 1, small => 1, strike => 1,
7701                  strong => 1, tt => 1, u => 1,                  strong => 1, tt => 1, u => 1,
7702                 }->{$token->{tag_name}}) {                 }->{$token->{tag_name}}) {
7703          !!!cp ('t427');          !!!cp ('t427');
# Line 7739  sub _tree_construction_main ($) { Line 7788  sub _tree_construction_main ($) {
7788                ## Ignore the token                ## Ignore the token
7789                !!!next-token;                !!!next-token;
7790                last S2;                last S2;
             }  
7791    
7792                  ## NOTE: |<span><dd></span>a|: In Safari 3.1.2 and Opera
7793                  ## 9.27, "a" is a child of <dd> (conforming).  In
7794                  ## Firefox 3.0.2, "a" is a child of <body>.  In WinIE 7,
7795                  ## "a" is a child of both <body> and <dd>.
7796                }
7797                
7798              !!!cp ('t434');              !!!cp ('t434');
7799            }            }
7800                        
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