本文整理匯總了PHP中Text_Diff::_getTempDir方法的典型用法代碼示例。如果您正苦於以下問題：PHP Text_Diff::_getTempDir方法的具體用法？PHP Text_Diff::_getTempDir怎麽用？PHP Text_Diff::_getTempDir使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類Text_Diff的用法示例。
在下文中一共展示了Text_Diff::_getTempDir方法的1個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的PHP代碼示例。
示例1: diff
/**
* Returns the array of differences.
*
* @param array $from_lines lines of text from old file
* @param array $to_lines lines of text from new file
*
* @return array all changes made (array with Text_Diff_Op_* objects)
*/
function diff($from_lines, $to_lines)
{
array_walk($from_lines, array('Text_Diff', 'trimNewlines'));
array_walk($to_lines, array('Text_Diff', 'trimNewlines'));
$temp_dir = Text_Diff::_getTempDir();
// Execute gnu diff or similar to get a standard diff file.
$from_file = tempnam($temp_dir, 'Text_Diff');
$to_file = tempnam($temp_dir, 'Text_Diff');
$fp = fopen($from_file, 'w');
fwrite($fp, implode("\n", $from_lines));
fclose($fp);
$fp = fopen($to_file, 'w');
fwrite($fp, implode("\n", $to_lines));
fclose($fp);
$diff = shell_exec($this->_diffCommand . ' ' . $from_file . ' ' . $to_file);
unlink($from_file);
unlink($to_file);
if (is_null($diff)) {
// No changes were made
return array(new Text_Diff_Op_copy($from_lines));
}
$from_line_no = 1;
$to_line_no = 1;
$edits = array();
// Get changed lines by parsing something like:
// 0a1,2
// 1,2c4,6
// 1,5d6
preg_match_all('#^(\\d+)(?:,(\\d+))?([adc])(\\d+)(?:,(\\d+))?$#m', $diff, $matches, PREG_SET_ORDER);
foreach ($matches as $match) {
if (!isset($match[5])) {
// This paren is not set every time (see regex).
$match[5] = false;
}
if ($match[3] == 'a') {
$from_line_no--;
}
if ($match[3] == 'd') {
$to_line_no--;
}
if ($from_line_no < $match[1] || $to_line_no < $match[4]) {
// copied lines
assert('$match[1] - $from_line_no == $match[4] - $to_line_no');
array_push($edits, new Text_Diff_Op_copy($this->_getLines($from_lines, $from_line_no, $match[1] - 1), $this->_getLines($to_lines, $to_line_no, $match[4] - 1)));
}
switch ($match[3]) {
case 'd':
// deleted lines
array_push($edits, new Text_Diff_Op_delete($this->_getLines($from_lines, $from_line_no, $match[2])));
$to_line_no++;
break;
case 'c':
// changed lines
array_push($edits, new Text_Diff_Op_change($this->_getLines($from_lines, $from_line_no, $match[2]), $this->_getLines($to_lines, $to_line_no, $match[5])));
break;
case 'a':
// added lines
array_push($edits, new Text_Diff_Op_add($this->_getLines($to_lines, $to_line_no, $match[5])));
$from_line_no++;
break;
}
}
if (!empty($from_lines)) {
// Some lines might still be pending. Add them as copied
array_push($edits, new Text_Diff_Op_copy($this->_getLines($from_lines, $from_line_no, $from_line_no + count($from_lines) - 1), $this->_getLines($to_lines, $to_line_no, $to_line_no + count($to_lines) - 1)));
}
return $edits;
}