/**
* parse the wiki syntax used to render tables
*
* @private
* @return string
*/
function doTableStuff($text)
{
wfProfileIn(__METHOD__);
$lines = StringUtils::explode("\n", $text);
$out = '';
$td_history = array();
# Is currently a td tag open?
$last_tag_history = array();
# Save history of last lag activated (td, th or caption)
$tr_history = array();
# Is currently a tr tag open?
$tr_attributes = array();
# history of tr attributes
$has_opened_tr = array();
# Did this table open a <tr> element?
$indent_level = 0;
# indent level of the table
foreach ($lines as $outLine) {
$line = trim($outLine);
if ($line === '') {
# empty line, go to next line
$out .= $outLine . "\n";
continue;
}
$first_character = $line[0];
$matches = array();
if (preg_match('/^(:*)\\{\\|(.*)$/', $line, $matches)) {
# First check if we are starting a new table
$indent_level = strlen($matches[1]);
$attributes = $this->mStripState->unstripBoth($matches[2]);
$attributes = Sanitizer::fixTagAttributes($attributes, 'table');
$outLine = str_repeat('<dl><dd>', $indent_level) . "<table{$attributes}>";
array_push($td_history, false);
array_push($last_tag_history, '');
array_push($tr_history, false);
array_push($tr_attributes, '');
array_push($has_opened_tr, false);
} elseif (count($td_history) == 0) {
# Don't do any of the following
$out .= $outLine . "\n";
continue;
} elseif (substr($line, 0, 2) === '|}') {
# We are ending a table
$line = '</table>' . substr($line, 2);
$last_tag = array_pop($last_tag_history);
if (!array_pop($has_opened_tr)) {
$line = "<tr><td></td></tr>{$line}";
}
if (array_pop($tr_history)) {
$line = "</tr>{$line}";
}
if (array_pop($td_history)) {
$line = "</{$last_tag}>{$line}";
}
array_pop($tr_attributes);
$outLine = $line . str_repeat('</dd></dl>', $indent_level);
} elseif (substr($line, 0, 2) === '|-') {
# Now we have a table row
$line = preg_replace('#^\\|-+#', '', $line);
# Whats after the tag is now only attributes
$attributes = $this->mStripState->unstripBoth($line);
$attributes = Sanitizer::fixTagAttributes($attributes, 'tr');
array_pop($tr_attributes);
array_push($tr_attributes, $attributes);
$line = '';
$last_tag = array_pop($last_tag_history);
array_pop($has_opened_tr);
array_push($has_opened_tr, true);
if (array_pop($tr_history)) {
$line = '</tr>';
}
if (array_pop($td_history)) {
$line = "</{$last_tag}>{$line}";
}
$outLine = $line;
array_push($tr_history, false);
array_push($td_history, false);
array_push($last_tag_history, '');
} elseif ($first_character === '|' || $first_character === '!' || substr($line, 0, 2) === '|+') {
# This might be cell elements, td, th or captions
if (substr($line, 0, 2) === '|+') {
$first_character = '+';
$line = substr($line, 1);
}
$line = substr($line, 1);
if ($first_character === '!') {
$line = str_replace('!!', '||', $line);
}
# Split up multiple cells on the same line.
# FIXME : This can result in improper nesting of tags processed
# by earlier parser steps, but should avoid splitting up eg
# attribute values containing literal "||".
$cells = StringUtils::explodeMarkup('||', $line);
$outLine = '';
# Loop through each table cell
foreach ($cells as $cell) {
$previous = '';
if ($first_character !== '+') {
$tr_after = array_pop($tr_attributes);
if (!array_pop($tr_history)) {
$previous = "<tr{$tr_after}>\n";
}
array_push($tr_history, true);
array_push($tr_attributes, '');
array_pop($has_opened_tr);
array_push($has_opened_tr, true);
}
$last_tag = array_pop($last_tag_history);
if (array_pop($td_history)) {
$previous = "</{$last_tag}>\n{$previous}";
}
if ($first_character === '|') {
$last_tag = 'td';
} elseif ($first_character === '!') {
$last_tag = 'th';
} elseif ($first_character === '+') {
$last_tag = 'caption';
} else {
$last_tag = '';
}
array_push($last_tag_history, $last_tag);
# A cell could contain both parameters and data
$cell_data = explode('|', $cell, 2);
# Bug 553: Note that a '|' inside an invalid link should not
# be mistaken as delimiting cell parameters
if (strpos($cell_data[0], '[[') !== false) {
$cell = "{$previous}<{$last_tag}>{$cell}";
} elseif (count($cell_data) == 1) {
$cell = "{$previous}<{$last_tag}>{$cell_data[0]}";
} else {
$attributes = $this->mStripState->unstripBoth($cell_data[0]);
$attributes = Sanitizer::fixTagAttributes($attributes, $last_tag);
$cell = "{$previous}<{$last_tag}{$attributes}>{$cell_data[1]}";
}
$outLine .= $cell;
array_push($td_history, true);
}
}
$out .= $outLine . "\n";
}
# Closing open td, tr && table
while (count($td_history) > 0) {
if (array_pop($td_history)) {
$out .= "</td>\n";
}
if (array_pop($tr_history)) {
$out .= "</tr>\n";
}
if (!array_pop($has_opened_tr)) {
$out .= "<tr><td></td></tr>\n";
}
$out .= "</table>\n";
}
# Remove trailing line-ending (b/c)
if (substr($out, -1) === "\n") {
$out = substr($out, 0, -1);
}
# special case: don't return empty table
if ($out === "<table>\n<tr><td></td></tr>\n</table>") {
$out = '';
}
wfProfileOut(__METHOD__);
return $out;
}
/**
* @deprecated use StringUtils::explodeMarkup
*/
function wfExplodeMarkup($separator, $text)
{
return StringUtils::explodeMarkup($separator, $text);
}
/**
* parse the wiki syntax used to render tables
*
* @private
*/
function doTableStuff($text)
{
wfProfileIn(__METHOD__);
# RTE (Rich Text Editor) - begin
# Used to determine whether the Parser running in RTE mode or not
global $wgRTEParserEnabled;
# RTE - end
$lines = StringUtils::explode("\n", $text);
$out = '';
$td_history = array();
# Is currently a td tag open?
$last_tag_history = array();
# Save history of last lag activated (td, th or caption)
$tr_history = array();
# Is currently a tr tag open?
$tr_attributes = array();
# history of tr attributes
$has_opened_tr = array();
# Did this table open a <tr> element?
$indent_level = 0;
# indent level of the table
foreach ($lines as $outLine) {
$line = trim($outLine);
# RTE (Rich Text Editor) - begin
# @author: Inez Korczyński
# Initialize this variable regardless of the RTE mode being on/off,
# then it can be used in next batch of code without checking RTE mode.
$RTEcomment = null;
if (!empty($wgRTEParserEnabled)) {
# Check if there is a wikitext comment placholder at the beginning of given line,
# then cut it off - to have proper MediaWiki table processing - and store in variable for later recovery
$RTEdataIdx = RTEMarker::getDataIdx(RTEMarker::PLACEHOLDER, $line, false);
if ($RTEdataIdx != null) {
$RTEdata = RTEData::get('placeholder', $RTEdataIdx);
if ($RTEdata && $RTEdata['type'] == 'comment') {
$RTEcomment = substr($line, 0, 9);
$line = substr($line, 9);
}
}
}
# RTE - end
if ($line === '') {
# empty line, go to next line
$out .= $outLine . "\n";
continue;
}
$first_character = $line[0];
$matches = array();
if (preg_match('/^(:*)\\{\\|(.*)$/', $line, $matches)) {
# First check if we are starting a new table
$indent_level = strlen($matches[1]);
$attributes = $this->mStripState->unstripBoth($matches[2]);
# RTE (Rich Text Editor) - begin
# @author: Inez Korczyński
if (!empty($wgRTEParserEnabled)) {
# Throw an RTE edgacase if there is RTR marker (\x7f) in table attributes
# Example: {| {{some template call}}
if (strpos($attributes, "") !== false) {
RTE::$edgeCases[] = 'COMPLEX.04';
}
}
# RTE - end
$attributes = Sanitizer::fixTagAttributes($attributes, 'table');
$outLine = str_repeat('<dl><dd>', $indent_level) . "<table{$attributes}>";
# RTE (Rich Text Editor) - begin
$outLine = $RTEcomment . $outLine;
$RTEcomment = null;
# RTE - end
array_push($td_history, false);
array_push($last_tag_history, '');
array_push($tr_history, false);
array_push($tr_attributes, '');
array_push($has_opened_tr, false);
} elseif (count($td_history) == 0) {
# Don't do any of the following
$out .= $outLine . "\n";
continue;
} elseif (substr($line, 0, 2) === '|}') {
# We are ending a table
$line = '</table>' . substr($line, 2);
$last_tag = array_pop($last_tag_history);
if (!array_pop($has_opened_tr)) {
$line = "<tr><td></td></tr>{$line}";
}
if (array_pop($tr_history)) {
$line = "</tr>{$line}";
}
if (array_pop($td_history)) {
$line = "</{$last_tag}>{$line}";
}
array_pop($tr_attributes);
$outLine = $line . str_repeat('</dd></dl>', $indent_level);
} elseif (substr($line, 0, 2) === '|-') {
# Now we have a table row
$line = preg_replace('#^\\|-+#', '', $line);
# Whats after the tag is now only attributes
$attributes = $this->mStripState->unstripBoth($line);
# RTE (Rich Text Editor) - begin
# @author: Inez Korczyński
if (!empty($wgRTEParserEnabled)) {
# Throw an RTE edgacase if there is RTE marker (\x7f) in row attributes
if (strpos($attributes, "") !== false) {
RTE::$edgeCases[] = 'COMPLEX.05';
}
}
# RTE - end
$attributes = Sanitizer::fixTagAttributes($attributes, 'tr');
array_pop($tr_attributes);
array_push($tr_attributes, $attributes);
$line = '';
$last_tag = array_pop($last_tag_history);
array_pop($has_opened_tr);
array_push($has_opened_tr, true);
if (array_pop($tr_history)) {
$line = '</tr>';
}
if (array_pop($td_history)) {
$line = "</{$last_tag}>{$line}";
}
$outLine = $line;
array_push($tr_history, false);
array_push($td_history, false);
array_push($last_tag_history, '');
} elseif ($first_character === '|' || $first_character === '!' || substr($line, 0, 2) === '|+') {
# This might be cell elements, td, th or captions
if (substr($line, 0, 2) === '|+') {
$first_character = '+';
$line = substr($line, 1);
}
$line = substr($line, 1);
if ($first_character === '!') {
$line = str_replace('!!', '||', $line);
}
# Split up multiple cells on the same line.
# FIXME : This can result in improper nesting of tags processed
# by earlier parser steps, but should avoid splitting up eg
# attribute values containing literal "||".
$cells = StringUtils::explodeMarkup('||', $line);
$outLine = '';
# Loop through each table cell
foreach ($cells as $cell) {
$previous = '';
if ($first_character !== '+') {
$tr_after = array_pop($tr_attributes);
if (!array_pop($tr_history)) {
$previous = "<tr{$tr_after}>\n";
}
array_push($tr_history, true);
array_push($tr_attributes, '');
array_pop($has_opened_tr);
array_push($has_opened_tr, true);
}
$last_tag = array_pop($last_tag_history);
if (array_pop($td_history)) {
$previous = "</{$last_tag}>{$previous}";
}
if ($first_character === '|') {
$last_tag = 'td';
} elseif ($first_character === '!') {
$last_tag = 'th';
} elseif ($first_character === '+') {
$last_tag = 'caption';
} else {
$last_tag = '';
}
array_push($last_tag_history, $last_tag);
# A cell could contain both parameters and data
$cell_data = explode('|', $cell, 2);
# Bug 553: Note that a '|' inside an invalid link should not
# be mistaken as delimiting cell parameters
if (strpos($cell_data[0], '[[') !== false) {
$cell = "{$previous}<{$last_tag}>{$cell}";
} elseif (count($cell_data) == 1) {
$cell = "{$previous}<{$last_tag}>{$cell_data[0]}";
} else {
$attributes = $this->mStripState->unstripBoth($cell_data[0]);
$attributes = Sanitizer::fixTagAttributes($attributes, $last_tag);
$cell = "{$previous}<{$last_tag}{$attributes}>{$cell_data[1]}";
}
$outLine .= $cell;
array_push($td_history, true);
}
} else {
# RTE (Rich Text Editor) - begin
# @author: Inez Korczyński
if (!empty($wgRTEParserEnabled)) {
if (empty($td_history[0]) || $last_tag == 'caption') {
if (strpos($outLine, "-comment-") !== false) {
RTE::$edgeCases[] = 'COMPLEX.06';
}
}
}
# RTE - end
}
# RTE (Rich Text Editor) - begin
# @author: Inez Korczyński
if (!empty($RTEcomment)) {
# Throw an edgecase if $RTEcomment did not get flushed (nulled) yet
RTE::$edgeCases[] = 'COMPLEX.10';
}
# RTE - end
$out .= $outLine . "\n";
}
# Closing open td, tr && table
while (count($td_history) > 0) {
if (array_pop($td_history)) {
$out .= "</td>\n";
}
if (array_pop($tr_history)) {
$out .= "</tr>\n";
}
if (!array_pop($has_opened_tr)) {
$out .= "<tr><td></td></tr>\n";
}
$out .= "</table>\n";
}
# Remove trailing line-ending (b/c)
if (substr($out, -1) === "\n") {
$out = substr($out, 0, -1);
}
# special case: don't return empty table
if ($out === "<table>\n<tr><td></td></tr>\n</table>") {
$out = '';
}
wfProfileOut(__METHOD__);
return $out;
}
private function externalTableHelper($t)
{
$latexformat = '';
$t = trim($t);
$t = explode("\n", $t);
$ltd = array();
# Is current cell TD or TH?
$tr = array();
# Is currently a tr tag open?
$ltr = array();
# tr attributes
$cellcount_max = array();
$cellcount_current = array();
$tableheader = array();
$thkr = array();
# table header index array
$th = 0;
$has_opened_tr = array();
# Did this table open a <tr> element?
$anyCells = false;
$firstCellOfRow = true;
$ltx_caption = '';
$in_table = 0;
foreach ($t as $k => $x) {
$x = trim($x);
if ($x == '') {
// empty line, go to next line
continue;
}
$fc = substr($x, 0, 1);
//$matches = array();
if (preg_match('/^(:*)\\{\\|(.*)$/', $x, $matches)) {
/*
preg_match("/latexfmt=\"(.*?)\"/", $attributes, $latexformat);
$latexwidth = '\linewidth';
if ( preg_match("/latexwidth=\"(.*?)\"/", $attributes, $latexwidth_a) ) {
$latexwidth = $latexwidth_a[1];
$latexwidth = str_replace('\(\backslash{}\)', '\\', $latexwidth);
}
$latexformat = $latexformat[1];
$latexformat = str_replace("\\", "", $latexformat);*/
if ($in_table == 0) {
/* new top-level table, initialise arrays */
$latexformat = '';
$cellcount_max = array();
$cellcount_current = array();
$tableheader = array();
$thkr = array();
# table header index array
$th = 0;
}
$in_table++;
array_push($ltd, '');
array_push($tr, false);
array_push($ltr, '');
array_push($has_opened_tr, false);
//Start of table: Extract LaTeX tips from attributes, make header.
$attributes = $this->unstripForHTML($matches[2]);
$this->debugMessage('Table: Attributes: ', $attributes);
$attributes = str_replace($this->sc['backslash'], '\\', $attributes);
$attributes_test = $this->parseAttrString($attributes);
if (array_key_exists('latexfmt', $attributes_test)) {
$latexformat = $attributes_test['latexfmt'];
$latexformat = str_replace("\\", "", $latexformat);
$this->debugMessage('Table: latexfmt: ', $latexformat);
}
if (array_key_exists('latexwidth', $attributes_test)) {
$latexwidth = $attributes_test['latexwidth'];
$latexwidth = str_replace('\\(\\backslash{}\\)', '\\', $latexwidth);
$this->debugMessage('Table: latexwidth: ', $latexwidth);
} else {
$latexwidth = '\\linewidth';
}
// start-of-table
array_push($thkr, $k);
$tableheader[$in_table]['width'] = $latexwidth;
$tableheader[$in_table]['format'] = $latexformat;
$cellcount_max[$in_table] = 0;
// start-of-row
$cellcount_current[$in_table] = 0;
$this->addPackageDependency('tabularx');
$firstCellOfRow = true;
} else {
if ('|}' == substr($x, 0, 2) || '|\\}' == substr($x, 0, 3)) {
//End of table. Pop stacks and print latex ending.
$l = array_pop($ltd);
if (!array_pop($has_opened_tr)) {
$t[$k - 1] = $t[$k - 1] . "\\tabularnewline \\hline";
}
if (array_pop($tr)) {
$t[$k - 1] = $t[$k - 1] . '\\tabularnewline \\hline';
}
array_pop($ltr);
// end-of-row code
$cellcount_max[$in_table] = max($cellcount_max[$in_table], $cellcount_current[$in_table]);
// end-of-table
$thk = array_pop($thkr);
$latexwidth = $tableheader[$in_table]['width'];
if ($tableheader[$in_table]['format'] == '') {
$latexformat = array();
for ($i = 0; $i < $cellcount_max[$in_table]; $i++) {
array_push($latexformat, 'Y');
}
$latexformat = '|' . implode('|', $latexformat) . '|';
} else {
$latexformat = $tableheader[$in_table]['format'];
}
if ($in_table > 1) {
$t[$thk] = "{\\begin{tabularx}{{$latexwidth}}{{$latexformat}}\\hline";
$t[$k] = "\\end{tabularx}}" . trim($ltx_caption);
} else {
// This table is not nested
$this->debugMessage('Table: inserted latexfmt: ', $latexformat);
$this->debugMessage('Table: inserted latexwidth ', $latexwidth);
wfRunHooks("w2lTableLaTeXAttributes", array(&$this, &$latexformat, &$latexwidth));
$table_head = "\\begin{tabularx}{{$latexwidth}}{{$latexformat}}\\hline";
$table_foot = "\\end{tabularx}\n" . trim($ltx_caption);
wfRunHooks("w2lTableHead", array(&$this, &$table_head));
wfRunHooks("w2lTableFoot", array(&$this, &$table_foot));
$t[$thk] = $table_head;
$t[$k] = $table_foot;
unset($table_head, $table_foot);
}
$in_table--;
$ltx_caption = '';
} else {
if ('|-' == substr($x, 0, 2)) {
# Allows for |---------------
if (strpos($x, '----') == 1) {
$add_hline = '\\hline';
} else {
$add_hline = '';
}
$x = substr($x, 1);
while ($x != '' && substr($x, 0, 1) == '-') {
$x = substr($x, 1);
}
$z = '';
$l = array_pop($ltd);
array_pop($has_opened_tr);
array_push($has_opened_tr, true);
if (array_pop($tr)) {
$t[$k - 1] = $t[$k - 1] . '\\tabularnewline \\hline' . $add_hline;
}
array_pop($ltr);
$t[$k] = $z;
array_push($tr, false);
array_push($ltd, '');
// end-of-row
$cellcount_max[$in_table] = max($cellcount_max[$in_table], $cellcount_current[$in_table]);
// start-of-row
$cellcount_current[$in_table] = 0;
$attributes = $this->unstripForHTML($x);
array_push($ltr, Sanitizer::fixTagAttributes($attributes, 'tr'));
$firstCellOfRow = true;
$add_hline = '';
//$cellcounter[] = 0;
} else {
if (('|' === $fc || '!' === $fc || '|+' === substr($x, 0, 2)) && $in_table != 0) {
# Caption
# $x is a table row
if ('|+' == substr($x, 0, 2)) {
$fc = '+';
$x = substr($x, 1);
}
$after = substr($x, 1);
if ($fc == '!') {
$after = str_replace('!!', '||', $after);
}
// Split up multiple cells on the same line.
// FIXME: This can result in improper nesting of tags processed
// by earlier parser steps, but should avoid splitting up eg
// attribute values containing literal "||".
$cells = StringUtils::explodeMarkup('||', $after);
$t[$k] = '';
# Loop through each table cell
foreach ($cells as $theline) {
$z = '';
if ($fc != '+') {
$tra = array_pop($ltr);
if (!array_pop($tr)) {
$z = "\n";
}
// has been: "\n"
array_push($tr, true);
array_push($ltr, '');
// current-row-cell
$cellcount_current[$in_table]++;
array_pop($has_opened_tr);
array_push($has_opened_tr, true);
}
$l = array_pop($ltd);
//heading cells and normal cells are equal in LaTeX:
if (($fc == '|' || $fc == '!') && !$firstCellOfRow) {
$l = ' & ';
} else {
if ($fc == '+') {
$ltx_caption .= $theline;
continue;
//Missing support for caption here!
} else {
$l = '';
}
}
//$firstCellOfRow = false;
array_push($ltd, $l);
# Cell parameters
$y = explode('|', $theline, 2);
# Note that a '|' inside an invalid link should not
# be mistaken as delimiting cell parameters
if (strpos($y[0], '[[') !== false) {
$y = array($theline);
}
if (count($y) == 1) {
$y[0] = $this->fixContentforTableCells($y[0]);
if ($fc == '!') {
//Heading cell highlighting
$y = "{$z}{$l}" . "\\textbf{" . "{$y[0]}}";
} else {
$y = "{$z}{$l}{$y[0]}";
}
} else {
$attributes = $this->unstripForHTML($y[0]);
$multi_col = $this->checkColspan($attributes);
//$y = "{$z}<{$l}".Sanitizer::fixTagAttributes($attributes, $l).">{$y[1]}" ;
if ($firstCellOfRow == false) {
$addSep = '&';
} else {
$addSep = '';
}
$y = "{$z}" . $addSep . '\\multicolumn{' . $multi_col['colspan'] . '}{' . $multi_col['latexfmt'] . '}{' . $y[1] . '}';
}
$firstCellOfRow = false;
// was some lines up...
$t[$k] .= $y;
$anyCells = true;
}
}
}
}
}
}
$t = implode("\n", $t);
# special case: don't return empty table
//if(!$anyCells) $t = '';
//$t .= trim($ltx_caption);
return $t;
}
