public function getDiff($old, $new, $granularity = null)
{
$granularity = $granularity ? $this->getGranularity($granularity) : $this->defaultGranularity;
$opcodes = FineDiff::getDiffOpcodes($old, $new, $granularity);
$html = FineDiff::renderDiffToHTMLFromOpcodes($old, $opcodes);
return $html;
}
$num_files -= 1;
if ($num_files < $cache_lo_water_mark) {
break;
}
}
}
}
// save diff in cache
$data_to_serialize = array('granularity' => $granularity, 'from_text' => $from_text, 'diff_opcodes' => $diff_opcodes, 'data_key' => $data_key);
$serialized_data = serialize($data_to_serialize);
@file_put_contents("./cache/{$filename}", gzcompress($serialized_data));
@chmod("./cache/{$filename}", 0666);
}
}
}
$rendered_diff = FineDiff::renderDiffToHTMLFromOpcodes($from_text, $diff_opcodes);
$from_len = strlen($from_text);
$to_len = strlen($to_text);
if (!empty($data_key)) {
echo '<p style="margin-right:8em;font-size:smaller">Tempolink: <a href="viewdiff.php?data=', $data_key, '">http://', $_SERVER['HTTP_HOST'], '/viewdiff.php?data=', $data_key, '</a> <span style="color:#aaa">(This link is not viewable by others, unless it has been explicitly shared by the creator. This link will exist for a limited period of time, which depends on how often it is visited.)</span></p>', "\n";
}
?>
<div class="panecontainer" style="width:99%"><p>Diff <span style="color:gray">(diff: <?php
printf('%.3f', $exec_time);
?>
seconds, diff len: <?php
echo $diff_opcodes_len;
?>
chars)</span> / Show <input type="radio" name="htmldiffshow" onclick="setHTMLDiffVisibility('deletions');">Deletions only <input type="radio" name="htmldiffshow" checked="checked" onclick="setHTMLDiffVisibility();">All <input type="radio" name="htmldiffshow" onclick="setHTMLDiffVisibility('insertions');">Insertions only</p><div><div id="htmldiff" class="pane" style="white-space:pre-wrap"><?php
echo $rendered_diff;
?>
}
}
}
}
}
$rendered_diff = ob_get_clean();
$rendering_time = sprintf('%.3f sec', gettimeofday(true) - $start_time);
} else {
$edits = false;
$exec_time = '?';
$rendering_time = '?';
$rendered_diff = '<span style="color:gray">Character-level granularity not allowed when using <code>Text_Diff</code>, due to performance issues.</span>';
}
} else {
$granularityStacks = array(FineDiff::$paragraphGranularity, FineDiff::$sentenceGranularity, FineDiff::$wordGranularity, FineDiff::$characterGranularity);
$diff = new FineDiff($from, $to, $granularityStacks[$granularity]);
$edits = $diff->getOps();
$exec_time = sprintf('%.3f sec', gettimeofday(true) - $start_time);
$rendered_diff = $diff->renderDiffToHTML();
$rendering_time = sprintf('%.3f sec', gettimeofday(true) - $start_time);
}
if ($edits !== false) {
$opcodes = array();
$opcodes_len = 0;
foreach ($edits as $edit) {
$opcode = $edit->getOpcode();
$opcodes_len += strlen($opcode);
$opcode = htmlentities($opcode);
if ($edit instanceof FineDiffCopyOp) {
$opcodes[] = "{$opcode}";
} else {
