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executable file 194 lines (165 sloc) 3.68 KB
#!/usr/bin/php -q
<?php
//
// command line utility to compile less to stdout
// leaf corcoran <leafo.net>
error_reporting(E_ALL);
$path = realpath(dirname(__FILE__)).'/';
require $path."lessc.inc.php";
$VERSION = lessc::$VERSION;
$fa = "Fatal Error: ";
function err($msg) {
fwrite(STDERR, $msg."\n");
}
if (php_sapi_name() != "cli") {
err($fa.$argv[0]." must be run in the command line.");
exit(1);
}
$exe = array_shift($argv); // remove filename
function process($data, $import = null) {
global $fa;
$l = new lessc();
if ($import) $l->importDir = $import;
try {
echo $l->parse($data);
exit(0);
} catch (exception $ex) {
err($fa."\n".str_repeat('=', 20)."\n".
$ex->getMessage());
exit(1);
}
}
// process args
$opts = array();
foreach ($argv as $loc => $a) {
if (preg_match("/^-([a-zA-Z]+)$/", $a, $m)) {
$m = $m[1];
for ($i = 0; $i < strlen($m); $i++)
$opts[$m{$i}] = $loc;
unset($argv[$loc]);
}
}
function has($o, &$loc = null) {
global $opts;
if (!isset($opts[$o])) return false;
$loc = $opts[$o];
return true;
}
function hasValue($o, &$value = null) {
global $argv;
if (!has($o,$loc)) return false;
if (!isset($argv[$loc+1])) return false;
$value = $argv[$loc+1];
return true;
}
if (has("v")) {
exit($VERSION."\n");
}
if (has("r", $loc)) {
if (!hasValue("r", $data)) {
while (!feof(STDIN)) {
$data .= fread(STDIN, 8192);
}
}
return process($data);
}
if (has("w")) {
// need two files
if (!is_file($in = array_shift($argv)) ||
null == $out = array_shift($argv))
{
err($fa.$exe." -w infile outfile");
exit(1);
}
echo "Watching ".$in.
(has("n") ? ' with notifications' : '').
", press Ctrl + c to exit.\n";
$cache = $in;
$last_action = 0;
while (1) {
clearstatcache();
// check if anything has changed since last fail
$updated = false;
if (is_array($cache)) {
foreach ($cache['files'] as $fname=>$_) {
if (filemtime($fname) > $last_action) {
$updated = true;
break;
}
}
} else $updated = true;
// try to compile it
if ($updated) {
$last_action = time();
try {
$cache = lessc::cexecute($cache);
echo "Writing updated file: ".$out."\n";
if (!file_put_contents($out, $cache['compiled'])) {
err($fa."Could not write to file ".$out);
exit(1);
}
} catch (exception $ex) {
echo "\nFatal Error:\n".str_repeat('=', 20)."\n".$ex->getMessage()."\n\n";
if (has("n")) {
`notify-send -u critical "compile failed" "{$ex->getMessage()}"`;
}
}
}
sleep(1);
}
exit(0);
}
if (!$fname = array_shift($argv)) {
echo "Usage: ".$exe." input-file [output-file]\n";
exit(1);
}
function dumpValue($node, $depth = 0) {
if (is_object($node)) {
$indent = str_repeat(" ", $depth);
$out = array();
foreach ($node->props as $prop) {
$out[] = $indent . dumpValue($prop, $depth + 1);
}
$out = implode("\n", $out);
if (!empty($node->tags)) {
$out = "+ ".implode(", ", $node->tags)."\n".$out;
}
return $out;
} elseif (is_array($node)) {
if (empty($node)) return "[]";
$type = $node[0];
if ($type == "block")
return dumpValue($node[1], $depth);
$out = array();
foreach ($node as $value) {
$out[] = dumpValue($value, $depth);
}
return "{ ".implode(", ", $out)." }";
} else {
if (is_string($node) && preg_match("/[\s,]/", $node)) {
return '"'.$node.'"';
}
return $node; // normal value
}
}
try {
$l = new lessc($fname);
if (has("T") || has("X")) {
$t = $l->parseTree();
if (has("X"))
$out = print_r($t, 1);
else
$out = dumpValue($t)."\n";
} else {
$out = $l->parse();
}
if (!$fout = array_shift($argv)) {
echo $out;
} else {
file_put_contents($fout, $out);
}
} catch (exception $ex) {
err($fa.$ex->getMessage());
exit(1);
}
?>