version 1.246, 2003/04/03 22:34:26
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version 1.261, 2003/06/10 14:33:32
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Line 151 $Apache::lonxml::counter_changed=0;
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Line 151 $Apache::lonxml::counter_changed=0;
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#internal check on whether to look at style defs |
#internal check on whether to look at style defs |
$Apache::lonxml::usestyle=1; |
$Apache::lonxml::usestyle=1; |
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#locations used to store the parameter string for style substitutions |
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$Apache::lonxml::style_values=''; |
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$Apache::lonxml::style_end_values=''; |
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sub xmlbegin { |
sub xmlbegin { |
my $output=''; |
my $output=''; |
if ($ENV{'browser.mathml'}) { |
if ($ENV{'browser.mathml'}) { |
Line 380 sub printtokenheader {
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Line 384 sub printtokenheader {
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sub fontsettings() { |
sub fontsettings() { |
my $headerstring=''; |
my $headerstring=''; |
if (($ENV{'browser.os'} eq 'mac') && (!$ENV{'browser.mathml'})) { |
if (($ENV{'browser.os'} eq 'mac') && (!$ENV{'browser.mathml'})) { |
$headerstring.= |
$headerstring.= |
'<meta Content-Type="text/html; charset=x-mac-roman">'; |
'<meta Content-Type="text/html; charset=x-mac-roman">'; |
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} elsif (!$ENV{'browser.mathml'}) { |
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$headerstring.= |
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'<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />'; |
} |
} |
return $headerstring; |
return $headerstring; |
} |
} |
Line 418 sub xmlparse {
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Line 425 sub xmlparse {
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} |
} |
} |
} |
} |
} |
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#&printalltags(); |
#&printalltags(); |
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my @pars = (); |
my @pars = (); |
my $pwd=$ENV{'request.filename'}; |
my $pwd=$ENV{'request.filename'}; |
$pwd =~ s:/[^/]*$::; |
$pwd =~ s:/[^/]*$::; |
Line 438 sub xmlparse {
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Line 444 sub xmlparse {
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my $finaloutput = &inner_xmlparse($target,\@stack,\@parstack,\@pars, |
my $finaloutput = &inner_xmlparse($target,\@stack,\@parstack,\@pars, |
$safeeval,\%style_for_target); |
$safeeval,\%style_for_target); |
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if ($ENV{'request.uri'}) { |
if ($ENV{'request.uri'}) { |
&writeallows($ENV{'request.uri'}); |
&writeallows($ENV{'request.uri'}); |
} |
} |
Line 491 sub inner_xmlparse {
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Line 498 sub inner_xmlparse {
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my $finaloutput = ''; |
my $finaloutput = ''; |
my $result; |
my $result; |
my $token; |
my $token; |
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my $dontpop=0; |
while ( $#$pars > -1 ) { |
while ( $#$pars > -1 ) { |
while ($token = $$pars['-1']->get_token) { |
while ($token = $$pars['-1']->get_token) { |
if (($token->[0] eq 'T') || ($token->[0] eq 'C') || ($token->[0] eq 'D') ) { |
if (($token->[0] eq 'T') || ($token->[0] eq 'C') ) { |
if ($metamode<1) { |
if ($metamode<1) { |
my $text=$token->[1]; |
my $text=$token->[1]; |
if ($token->[0] eq 'C' && $target eq 'tex') { |
if ($token->[0] eq 'C' && $target eq 'tex') { |
Line 502 sub inner_xmlparse {
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Line 510 sub inner_xmlparse {
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} |
} |
$result.=$text; |
$result.=$text; |
} |
} |
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} elsif (($token->[0] eq 'D')) { |
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if ($metamode<1 && $target eq 'web') { |
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my $text=$token->[1]; |
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$result.=$text; |
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} |
} elsif ($token->[0] eq 'PI') { |
} elsif ($token->[0] eq 'PI') { |
if ($metamode<1) { |
if ($metamode<1 && $target eq 'web') { |
$result=$token->[2]; |
$result=$token->[2]; |
} |
} |
} elsif ($token->[0] eq 'S') { |
} elsif ($token->[0] eq 'S') { |
Line 518 sub inner_xmlparse {
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Line 531 sub inner_xmlparse {
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my $string=$$style_for_target{$token->[1]}. |
my $string=$$style_for_target{$token->[1]}. |
'<LONCAPA_INTERNAL_TURN_STYLE_ON />'; |
'<LONCAPA_INTERNAL_TURN_STYLE_ON />'; |
&Apache::lonxml::newparser($pars,\$string); |
&Apache::lonxml::newparser($pars,\$string); |
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$Apache::lonxml::style_values=$$parstack[-1]; |
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$Apache::lonxml::style_end_values=$$parstack[-1]; |
} else { |
} else { |
$result = &callsub("start_$token->[1]", $target, $token, $stack, |
$result = &callsub("start_$token->[1]", $target, $token, $stack, |
$parstack, $pars, $safeeval, $style_for_target); |
$parstack, $pars, $safeeval, $style_for_target); |
} |
} |
} elsif ($token->[0] eq 'E') { |
} elsif ($token->[0] eq 'E') { |
#clear out any tags that didn't end |
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while ($token->[1] ne $$stack['-1'] && ($#$stack > -1)) { |
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my $lasttag=$$stack[-1]; |
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if ($token->[1] =~ /^$lasttag$/i) { |
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&Apache::lonxml::warning('Using tag </'.$token->[1].'> on line '.$token->[3].' as end tag to <'.$$stack[-1].'>'); |
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last; |
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} else { |
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&Apache::lonxml::warning('Found tag </'.$token->[1].'> on line '.$token->[3].' when looking for </'.$$stack[-1].'> in file'); |
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&end_tag($stack,$parstack,$token); |
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} |
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} |
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if ($Apache::lonxml::usestyle && |
if ($Apache::lonxml::usestyle && |
exists($$style_for_target{'/'."$token->[1]"})) { |
exists($$style_for_target{'/'."$token->[1]"})) { |
$Apache::lonxml::usestyle=0; |
$Apache::lonxml::usestyle=0; |
my $string=$$style_for_target{'/'.$token->[1]}. |
my $string=$$style_for_target{'/'.$token->[1]}. |
'<LONCAPA_INTERNAL_TURN_STYLE_ON />'; |
'<LONCAPA_INTERNAL_TURN_STYLE_ON end="'.$token->[1].'" />'; |
&Apache::lonxml::newparser($pars,\$string); |
&Apache::lonxml::newparser($pars,\$string); |
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$Apache::lonxml::style_values=$Apache::lonxml::style_end_values; |
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$Apache::lonxml::style_end_values=''; |
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$dontpop=1; |
} else { |
} else { |
$result = &callsub("end_$token->[1]", $target, $token, $stack, |
#clear out any tags that didn't end |
$parstack, $pars,$safeeval, $style_for_target); |
while ($token->[1] ne $$stack['-1'] && ($#$stack > -1)) { |
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my $lasttag=$$stack[-1]; |
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if ($token->[1] =~ /^$lasttag$/i) { |
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&Apache::lonxml::warning('Using tag </'.$token->[1].'> on line '.$token->[3].' as end tag to <'.$$stack[-1].'>'); |
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last; |
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} else { |
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&Apache::lonxml::warning('Found tag </'.$token->[1].'> on line '.$token->[3].' when looking for </'.$$stack[-1].'> in file'); |
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&end_tag($stack,$parstack,$token); |
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} |
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} |
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$result = &callsub("end_$token->[1]", $target, $token, $stack, |
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$parstack, $pars,$safeeval, $style_for_target); |
} |
} |
} else { |
} else { |
&Apache::lonxml::error("Unknown token event :$token->[0]:$token->[1]:"); |
&Apache::lonxml::error("Unknown token event :$token->[0]:$token->[1]:"); |
} |
} |
#evaluate variable refs in result |
#evaluate variable refs in result |
if ($result ne "") { |
if ($result ne "") { |
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my $extras; |
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if (!$Apache::lonxml::usestyle) { |
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$extras=$Apache::lonxml::style_values; |
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} |
if ( $#$parstack > -1 ) { |
if ( $#$parstack > -1 ) { |
$result=&Apache::run::evaluate($result,$safeeval,$$parstack[-1]); |
$result=&Apache::run::evaluate($result,$safeeval,$extras.$$parstack[-1]); |
} else { |
} else { |
$result= &Apache::run::evaluate($result,$safeeval,''); |
$result= &Apache::run::evaluate($result,$safeeval,$extras); |
} |
} |
} |
} |
if (($token->[0] eq 'T') || ($token->[0] eq 'C') || ($token->[0] eq 'D') ) { |
if (($token->[0] eq 'T') || ($token->[0] eq 'C') || ($token->[0] eq 'D') ) { |
if ($target eq 'tex') { |
#Style file definitions should be correct |
$result=&latex_special_symbols($result,$stack,$parstack); |
if ($target eq 'tex' && ($Apache::lonxml::usestyle)) { |
} |
$result=&latex_special_symbols($result,$stack,$parstack); |
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} |
} |
} |
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# Encode any high ASCII characters |
# Encode any high ASCII characters |
Line 573 sub inner_xmlparse {
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Line 595 sub inner_xmlparse {
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} |
} |
$result = ''; |
$result = ''; |
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if ($token->[0] eq 'E') { |
if ($token->[0] eq 'E' && !$dontpop) { |
&end_tag($stack,$parstack,$token); |
&end_tag($stack,$parstack,$token); |
} |
} |
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$dontpop=0; |
} |
} |
if ($#$pars > -1) { |
if ($#$pars > -1) { |
pop @$pars; |
pop @$pars; |
Line 718 sub init_safespace {
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Line 741 sub init_safespace {
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$safeeval->permit("sort"); |
$safeeval->permit("sort"); |
$safeeval->deny(":base_io"); |
$safeeval->deny(":base_io"); |
$safehole->wrap(\&Apache::scripttag::xmlparse,$safeeval,'&xmlparse'); |
$safehole->wrap(\&Apache::scripttag::xmlparse,$safeeval,'&xmlparse'); |
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$safehole->wrap(\&Apache::outputtags::multipart,$safeeval,'&multipart'); |
$safehole->wrap(\&Apache::lonnet::EXT,$safeeval,'&EXT'); |
$safehole->wrap(\&Apache::lonnet::EXT,$safeeval,'&EXT'); |
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$safehole->wrap(\&Math::Cephes::asin,$safeeval,'&asin'); |
$safehole->wrap(\&Math::Cephes::asin,$safeeval,'&asin'); |
Line 799 sub init_safespace {
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Line 823 sub init_safespace {
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my ($symb,$courseid,$domain,$name) = &Apache::lonxml::whichuser(); |
my ($symb,$courseid,$domain,$name) = &Apache::lonxml::whichuser(); |
$rndseed=&Apache::lonnet::rndseed($symb,$courseid,$domain,$name); |
$rndseed=&Apache::lonnet::rndseed($symb,$courseid,$domain,$name); |
$safeinit .= ';$external::randomseed='.$rndseed.';'; |
$safeinit .= ';$external::randomseed='.$rndseed.';'; |
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&Apache::lonxml::debug("Setting rndseed to $rndseed"); |
&Apache::run::run($safeinit,$safeeval); |
&Apache::run::run($safeinit,$safeeval); |
} |
} |
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Line 898 sub get_all_text_unbalanced {
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Line 923 sub get_all_text_unbalanced {
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} |
} |
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sub increment_counter { |
sub increment_counter { |
$Apache::lonxml::counter++; |
my ($increment) = @_; |
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if (defined($increment) && $increment gt 0) { |
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$Apache::lonxml::counter+=$increment; |
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} else { |
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$Apache::lonxml::counter++; |
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} |
$Apache::lonxml::counter_changed=1; |
$Apache::lonxml::counter_changed=1; |
} |
} |
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sub init_counter { |
sub init_counter { |
if (defined($ENV{'form.counter'})) { |
if (defined($ENV{'form.counter'})) { |
$Apache::lonxml::counter=$ENV{'form.counter'}; |
$Apache::lonxml::counter=$ENV{'form.counter'}; |
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$Apache::lonxml::counter_changed=0; |
} else { |
} else { |
$Apache::lonxml::counter=1; |
$Apache::lonxml::counter=1; |
&store_counter(); |
$Apache::lonxml::counter_changed=1; |
} |
} |
$Apache::lonxml::counter_changed=0; |
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} |
} |
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sub store_counter { |
sub store_counter { |
Line 1006 sub newparser {
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Line 1036 sub newparser {
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} else { |
} else { |
push (@Apache::lonxml::pwd, $dir); |
push (@Apache::lonxml::pwd, $dir); |
} |
} |
# &Apache::lonxml::debug("pwd:$#Apache::lonxml::pwd"); |
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# &Apache::lonxml::debug("pwd:$Apache::lonxml::pwd[$#Apache::lonxml::pwd]"); |
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} |
} |
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sub parstring { |
sub parstring { |
Line 1118 sub inserteditinfo {
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Line 1146 sub inserteditinfo {
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&Apache::loncommon::help_open_topic("Other_Symbols",'Other Symbols', |
&Apache::loncommon::help_open_topic("Other_Symbols",'Other Symbols', |
undef,undef,600) |
undef,undef,600) |
.'</td></tr></table>'; |
.'</td></tr></table>'; |
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my $titledisplay=&display_title(); |
my $buttons=(<<BUTTONS); |
my $buttons=(<<BUTTONS); |
<input type="submit" name="attemptclean" |
<input type="submit" name="attemptclean" |
value="Save and then attempt to clean HTML" /> |
value="Save and then attempt to clean HTML" /> |
Line 1135 $buttons<br />
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Line 1164 $buttons<br />
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<br />$buttons |
<br />$buttons |
<br /> |
<br /> |
</form> |
</form> |
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$titledisplay |
ENDFOOTER |
ENDFOOTER |
# $result=~s/(\<body[^\>]*\>)/$1$editheader/is; |
# $result=~s/(\<body[^\>]*\>)/$1$editheader/is; |
$result=~s/(\<\/body\>)/$editfooter/is; |
$result=~s/(\<\/body\>)/$editfooter/is; |
Line 1169 sub get_target {
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Line 1199 sub get_target {
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} |
} |
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sub handler { |
sub handler { |
my $request=shift; |
my $request=shift; |
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my $target=&get_target(); |
my $target=&get_target(); |
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$Apache::lonxml::debug=0; |
$Apache::lonxml::debug=$ENV{'user.debug'}; |
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if ($ENV{'browser.mathml'}) { |
if ($ENV{'browser.mathml'}) { |
$request->content_type('text/xml'); |
$request->content_type('text/xml'); |
} else { |
} else { |
$request->content_type('text/html'); |
$request->content_type('text/html'); |
} |
} |
&Apache::loncommon::no_cache($request); |
&Apache::loncommon::no_cache($request); |
$request->send_http_header; |
$request->send_http_header; |
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return OK if $request->header_only; |
return OK if $request->header_only; |
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my $file=&Apache::lonnet::filelocation("",$request->uri); |
my $file=&Apache::lonnet::filelocation("",$request->uri); |
# |
# |
# Edit action? Save file. |
# Edit action? Save file. |
# |
# |
unless ($ENV{'request.state'} eq 'published') { |
unless ($ENV{'request.state'} eq 'published') { |
if (($ENV{'form.savethisfile'}) || ($ENV{'form.attemptclean'})) { |
if (($ENV{'form.savethisfile'}) || ($ENV{'form.attemptclean'})) { |
&storefile($file,$ENV{'form.filecont'}); |
&storefile($file,$ENV{'form.filecont'}); |
} |
} |
} |
} |
my %mystyle; |
my %mystyle; |
my $result = ''; |
my $result = ''; |
my $filecontents=&Apache::lonnet::getfile($file); |
my $filecontents=&Apache::lonnet::getfile($file); |
if ($filecontents eq -1) { |
if ($filecontents eq -1) { |
$result=(<<ENDNOTFOUND); |
$result=(<<ENDNOTFOUND); |
<html> |
<html> |
<head> |
<head> |
<title>File not found</title> |
<title>File not found</title> |
Line 1210 sub handler {
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Line 1240 sub handler {
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</html> |
</html> |
ENDNOTFOUND |
ENDNOTFOUND |
$filecontents=''; |
$filecontents=''; |
if ($ENV{'request.state'} ne 'published') { |
if ($ENV{'request.state'} ne 'published') { |
$filecontents=&createnewhtml(); |
$filecontents=&createnewhtml(); |
$ENV{'form.editmode'}='Edit'; #force edit mode |
$ENV{'form.editmode'}='Edit'; #force edit mode |
} |
} |
} else { |
} else { |
unless ($ENV{'request.state'} eq 'published') { |
unless ($ENV{'request.state'} eq 'published') { |
if ($ENV{'form.attemptclean'}) { |
if ($ENV{'form.attemptclean'}) { |
$filecontents=&htmlclean($filecontents,1); |
$filecontents=&htmlclean($filecontents,1); |
} |
} |
} |
} |
if (!$ENV{'form.editmode'} || $ENV{'form.viewmode'}) { |
if (!$ENV{'form.editmode'} || $ENV{'form.viewmode'}) { |
$result = &Apache::lonxml::xmlparse($request,$target,$filecontents, |
$result = &Apache::lonxml::xmlparse($request,$target,$filecontents, |
'',%mystyle); |
'',%mystyle); |
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} |
} |
} |
} |
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# |
# |
# Edit action? Insert editing commands |
# Edit action? Insert editing commands |
# |
# |
unless ($ENV{'request.state'} eq 'published') { |
unless ($ENV{'request.state'} eq 'published') { |
if ($ENV{'form.editmode'} && (!($ENV{'form.viewmode'}))) { |
if ($ENV{'form.editmode'} && (!($ENV{'form.viewmode'}))) { |
my $displayfile=$request->uri; |
my $displayfile=$request->uri; |
$displayfile=~s/^\/[^\/]*//; |
$displayfile=~s/^\/[^\/]*//; |
$result='<html><body bgcolor="#FFFFFF"><h3>'.$displayfile. |
$result='<html><body bgcolor="#FFFFFF"><h3>'.$displayfile. |
'</h3></body></html>'; |
'</h3></body></html>'; |
$result=&inserteditinfo($result,$filecontents); |
$result=&inserteditinfo($result,$filecontents); |
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} |
} |
} |
} |
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writeallows($request->uri); |
writeallows($request->uri); |
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$request->print($result); |
$request->print($result); |
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return OK; |
return OK; |
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} |
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sub display_title { |
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my $result; |
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if ($ENV{'request.state'} eq 'construct') { |
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my $title=&Apache::lonnet::gettitle(); |
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if (!defined($title) || $title eq '') { |
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$title = $ENV{'request.filename'}; |
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$title = substr($title, rindex($title, '/') + 1); |
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} |
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$result = "<script type='text/javascript'>top.document.title = '$title - LON-CAPA Construction Space';</script>"; |
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} |
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return $result; |
} |
} |
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sub debug { |
sub debug { |
Line 1281 sub error {
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Line 1325 sub error {
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sub warning { |
sub warning { |
$warningcount++; |
$warningcount++; |
if ($ENV{'request.state'} eq 'construct') { |
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print "<b>W</b>ARNING<b>:</b>".join('<br />',@_)."<br />\n"; |
if ($ENV{'form.grade_target'} ne 'tex') { |
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if ($ENV{'request.state'} eq 'construct' || $Apache::lonxml::debug) { |
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print "<b>W</b>ARNING<b>:</b>".join('<br />',@_)."<br />\n"; |
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} |
} |
} |
} |
} |
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