use WikiFormat to deal with the table format
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wlx
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@ -189,7 +189,7 @@ class DataController extends Zend_Controller_Action
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$row=$state->fetchAll();
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$sum=$row[0]['count'];
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$select=$db->select();
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$select->from('metadata','*')->order('title')->limitPage($page,$limit);
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$select->from('metadata','*')->order('id desc')->limitPage($page,$limit);
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$this->view->metadata = $db->fetchAll($select);
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$this->view->page=new Pagination($sum,$page,$limit);
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}
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@ -1390,7 +1390,8 @@ class DataController extends Zend_Controller_Action
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$dom = new DOMDocument();
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$dom->loadXML($row['data']);
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//提前对表格进行预处理
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$abs=$this->parseTable($this->view->escape($row["description"]));
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$wiki=new WikiFormat();
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$abs=$wiki->parseTable($this->view->escape($row["description"]));
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//处理外部链接
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$abs=preg_replace('/\[\s*(http:\/\/.+?)\s+(.*?)\]/m','<a href="$1">$2</a>',$abs);
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$abs=str_replace(array("\r\n", "\n", "\r"),'</p><p>',$abs);
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@ -1440,190 +1441,5 @@ class DataController extends Zend_Controller_Action
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->setHeader('Pragma','public')
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->setBody($content);
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}
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/**
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* parse the wiki syntax used to render tables, code modified from mediawiki
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*
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* @private
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*/
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function parseTable ( $text ) {
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$lines = explode ( "\n" , $text );
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$td_history = array (); // Is currently a td tag open?
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$last_tag_history = array (); // Save history of last lag activated (td, th or caption)
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$tr_history = array (); // Is currently a tr tag open?
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$tr_attributes = array (); // history of tr attributes
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$has_opened_tr = array(); // Did this table open a <tr> element?
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$indent_level = 0; // indent level of the table
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foreach ( $lines as $key => $line )
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{
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$line = trim ( $line );
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if( $line == '' ) { // empty line, go to next line
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continue;
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}
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$first_character = $line{0};
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$matches = array();
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if ( preg_match( '/^(:*)\{\|(.*)$/' , $line , $matches ) ) {
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// First check if we are starting a new table
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$indent_level = strlen( $matches[1] );
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$lines[$key] = str_repeat( '<dl><dd>' , $indent_level ) . "<table{$attributes}>";
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array_push ( $td_history , false );
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array_push ( $last_tag_history , '' );
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array_push ( $tr_history , false );
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array_push ( $tr_attributes , '' );
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array_push ( $has_opened_tr , false );
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} else if ( count ( $td_history ) == 0 ) {
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// Don't do any of the following
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continue;
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} else if ( substr ( $line , 0 , 2 ) == '|}' ) {
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// We are ending a table
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$line = '</table>' . substr ( $line , 2 );
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$last_tag = array_pop ( $last_tag_history );
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if ( !array_pop ( $has_opened_tr ) ) {
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$line = "<tr><td></td></tr>{$line}";
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}
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if ( array_pop ( $tr_history ) ) {
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$line = "</tr>{$line}";
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}
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if ( array_pop ( $td_history ) ) {
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$line = "</{$last_tag}>{$line}";
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}
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array_pop ( $tr_attributes );
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$lines[$key] = $line . str_repeat( '</dd></dl>' , $indent_level );
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} else if ( substr ( $line , 0 , 2 ) == '|-' ) {
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// Now we have a table row
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$line = preg_replace( '#^\|-+#', '', $line );
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$line = '';
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$last_tag = array_pop ( $last_tag_history );
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array_pop ( $has_opened_tr );
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array_push ( $has_opened_tr , true );
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if ( array_pop ( $tr_history ) ) {
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$line = '</tr>';
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}
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if ( array_pop ( $td_history ) ) {
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$line = "</{$last_tag}>{$line}";
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}
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$lines[$key] = $line;
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array_push ( $tr_history , false );
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array_push ( $td_history , false );
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array_push ( $last_tag_history , '' );
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}
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else if ( $first_character == '|' || $first_character == '!' || substr ( $line , 0 , 2 ) == '|+' ) {
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// This might be cell elements, td, th or captions
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if ( substr ( $line , 0 , 2 ) == '|+' ) {
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$first_character = '+';
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$line = substr ( $line , 1 );
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}
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$line = substr ( $line , 1 );
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if ( $first_character == '!' ) {
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$line = str_replace ( '!!' , '||' , $line );
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}
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// Split up multiple cells on the same line.
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// FIXME : This can result in improper nesting of tags processed
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// by earlier parser steps, but should avoid splitting up eg
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// attribute values containing literal "||".
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$cells = explode( '||' , $line );
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$lines[$key] = '';
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// Loop through each table cell
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foreach ( $cells as $cell )
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{
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$previous = '';
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if ( $first_character != '+' )
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{
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$tr_after = array_pop ( $tr_attributes );
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if ( !array_pop ( $tr_history ) ) {
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$previous = "<tr{$tr_after}>\n";
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}
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array_push ( $tr_history , true );
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array_push ( $tr_attributes , '' );
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array_pop ( $has_opened_tr );
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array_push ( $has_opened_tr , true );
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}
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$last_tag = array_pop ( $last_tag_history );
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if ( array_pop ( $td_history ) ) {
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$previous = "</{$last_tag}>{$previous}";
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}
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if ( $first_character == '|' ) {
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$last_tag = 'td';
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} else if ( $first_character == '!' ) {
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$last_tag = 'th';
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} else if ( $first_character == '+' ) {
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$last_tag = 'caption';
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} else {
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$last_tag = '';
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}
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array_push ( $last_tag_history , $last_tag );
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// A cell could contain both parameters and data
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$cell_data = explode ( '|' , $cell , 2 );
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// Bug 553: Note that a '|' inside an invalid link should not
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// be mistaken as delimiting cell parameters
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if ( strpos( $cell_data[0], '[[' ) !== false ) {
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$cell = "{$previous}<{$last_tag}>{$cell}";
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} else if ( count ( $cell_data ) == 1 )
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$cell = "{$previous}<{$last_tag}>{$cell_data[0]}";
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else {
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$cell = "{$previous}<{$last_tag}>{$cell_data[1]}";
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}
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$lines[$key] .= $cell;
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array_push ( $td_history , true );
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}
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}
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}
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// Closing open td, tr && table
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while ( count ( $td_history ) > 0 )
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{
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if ( array_pop ( $td_history ) ) {
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$lines[] = '</td>' ;
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}
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if ( array_pop ( $tr_history ) ) {
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$lines[] = '</tr>' ;
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}
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if ( !array_pop ( $has_opened_tr ) ) {
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$lines[] = "<tr><td></td></tr>" ;
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}
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$lines[] = '</table>' ;
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}
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$output = implode ( "\n" , $lines ) ;
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//@todo:移除<table></table>中所有的换行符
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//可能存在问题
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$output=preg_replace('/([a-zA-Z])>\n/m','$1>',$output);
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$output=preg_replace('/\n<\//m','</',$output);
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// special case: don't return empty table
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if( $output == "<table>\n<tr><td></td></tr>\n</table>" ) {
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$output = '';
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}
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return $output;
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}
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}
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