children as $key => $child) {
if (is_string($child)) {
$ret .= $child ;
} elseif ($child->name != 'ATTRS') {
$sub = $child->parse ( $tree ) ;
if ( $this->name == 'LINK' ) {
if ( $child->name == 'TARGET' ) $this->link_target = $sub ;
else if ( $child->name == 'PART' ) $this->link_parts[] = $sub ;
else if ( $child->name == 'TRAIL' ) $this->link_trail = $sub ;
}
$ret .= $sub ;
}
}
return $ret ;
}
/*
* Parse the tag
*/
function parse ( &$tree ) {
global $content_provider , $wiki2xml_authors , $xmlg ;
$ret = '';
$tag = $this->name ;
$is_root = ( $tree->iter == 1 ) ;
$tree->iter++ ;
if ( $tag == 'SPACE' ) $ret .= ' ' ;
else if ( $tag == 'HEADING' ) $ret .= "\m\n";
else if ( $tag == 'PARAGRAPH' ) $ret .= "\n";
else if ( $tag == 'TABLECELL' ) $ret .= "\n";
else if ( $tag == 'TABLECAPTION' ) $ret .= "\n";
else if ( $tag == 'TEMPLATE' ) return "" ; # Ignore unresolved template
else if ( $tag == 'AUTHOR' ) { # Catch author for display later
$author = $this->sub_parse ( $tree ) ;
if ( !in_array ( $author , $wiki2xml_authors ) )
$wiki2xml_authors[] = $author ;
return "" ;
}
if ( $tag == "LINK" ) {
$sub = $this->sub_parse ( $tree ) ;
$link = "" ;
if ( isset ( $this->attrs['TYPE'] ) AND strtolower ( $this->attrs['TYPE'] ) == 'external' ) {
if ( $sub != "" ) $link .= $sub . " " ;
$link .= '[' . $this->attrs['HREF'] . ']' ;
} else {
if ( count ( $this->link_parts ) > 0 ) $link = array_pop ( $this->link_parts ) ;
$link_text = $link ;
if ( $link == "" ) $link = $this->link_target ;
$link .= $this->link_trail ;
$ns = $content_provider->get_namespace_id ( $this->link_target ) ;
if ( $ns == 6 ) { # Surround image text with newlines
if ( $xmlg['text_hide_images'] ) $link = '' ;
else {
$nstext = explode ( ":" , $this->link_target , 2 ) ;
$nstext = "" ;
# array_shift ( $nstext ) ;
$link = "\m(" . $nstext . ":" . $link . ")\n" ;
}
} else if ( $ns == -9 ) { # Adding newline to interlanguage link
$link = "\m" . $link ;
} else if ( $ns == -8 ) { # Adding newline to category link
if ( $link_text == "!" || $link_text == '*' ) $link = "" ;
else $link = " ({$link})" ;
$link = "\m" . $this->link_target . $link . "\n" ;
} else {
$link = $tree->pre_link . $link ;
}
}
$ret .= $link ;
} else if ( $tag == "LIST" ) {
$type = strtolower ( $this->attrs['TYPE'] ) ;
$k = '*' ; # Dummy
if ( $type == 'bullet' ) $k = "*" ;
else if ( $type == 'numbered' ) $k = "1" ;
else if ( $type == 'ident' ) $k = ">" ;
array_push ( $tree->list , $k ) ;
$ret .= $this->sub_parse ( $tree ) ;
array_pop ( $tree->list ) ;
} else if ( $tag == "LISTITEM" ) {
$r = "" ;
foreach ( $tree->list AS $k => $l ) {
if ( $l == '*' ) $r .= '-' ;
else if ( $l == '>' ) $r .= '' ;
else {
$r .= $l . "." ;
}
}
$ret .= "\m" . $r . " " ;
$ret .= $this->sub_parse ( $tree ) ;
if ( $tag == "LISTITEM" ) {
$x = array_pop ( $tree->list ) ;
if ( $x == "*" || $x == ">" ) array_push ( $tree->list , $x ) ; # Keep bullet
else array_push ( $tree->list , $x + 1 ) ; # Increase last counter
}
} else {
if ( $tag == "ARTICLE" && isset ( $this->attrs["TITLE"] ) ) {
$ret .= strtoupper ( urldecode ( $this->attrs["TITLE"] ) ) . "\n" ;
}
if ( $xmlg['text_hide_tables'] && ( substr ( $tag , 0 , 5 ) == 'TABLE' ||
$tag == 'XHTML:TABLE' ||
$tag == 'XHTML:TH' ||
$tag == 'XHTML:CAPTION' ||
$tag == 'XHTML:TD' ||
$tag == 'XHTML:TR' ) ) {
$ret = '' ;
} else {
$ret .= $this->sub_parse ( $tree ) ;
if ( $tag == "TABLEHEAD" || $tag == "XHTML:B" || $tag == "XHTML:STRONG" || $tag == "BOLD" ) $ret = $tree->bold . $ret . $tree->bold ;
else if ( $tag == "XHTML:I" || $tag == "XHTML:EM" || $tag == "ITALICS" ) $ret = $tree->italics . $ret . $tree->italics ;
else if ( $tag == "XHTML:U" ) $ret = $tree->underline . $ret . $tree->underline ;
if ( $tag == "TABLEHEAD" ) $ret = "\n" . $ret ;
}
}
$tree->iter-- ; # Unnecessary, since not really used
if ( $is_root ) {
$ret = str_replace ( "\m\m" , "\m" , $ret ) ;
$ret = str_replace ( "\n\m" , "\n" , $ret ) ;
$ret = str_replace ( "\m" , "\n" , $ret ) ;
}
return $ret;
}
}
require_once ( "xml2tree.php" ) ;
//_______________________________________________________________
/*
$infile = "Biology.xml" ;
$xml = @file_get_contents ( $infile ) ;
print htmlentities ( $xml ) . "
" ;
$x2t = new xml2php ;
$tree = $x2t->scanString ( $xml ) ;
$odt = new xml2odt ;
$odt->parse ( $tree ) ;
*/
?>