version 1.25, 2003/02/18 21:17:00
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version 1.26, 2003/02/18 22:39:18
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Line 101 sub dynamicmeta {
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Line 101 sub dynamicmeta {
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# ------------------------------------- Try to make an alt tag if there is none |
# ------------------------------------- Try to make an alt tag if there is none |
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sub alttag { |
sub alttag { |
my $src=shift; |
my ($base,$src)=@_; |
return 'None'; |
my $fullpath=&Apache::lonnet::hreflocation($base,$src); |
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my $alttag=&Apache::lonnet::metadata($fullpath,'title').' '. |
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&Apache::lonnet::metadata($fullpath,'subject').' '. |
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&Apache::lonnet::metadata($fullpath,'abstract'); |
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$alttag=~s/\s+/ /gs; |
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$alttag=~s/\"//gs; |
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$alttag=~s/\'//gs; |
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$alttag=~s/\s+$//gs; |
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$alttag=~s/^\s+//gs; |
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if ($alttag) { return $alttag; } else |
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{ return 'No information available'; } |
} |
} |
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# -------------------------------------------------------------- Pretty display |
# -------------------------------------------------------------- Pretty display |