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serpri.php
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serpri.php
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<?php
/**
* SERialized smart object pretty PRInt for php.
*
* May show raw serialized data without original clases.
* examples:
* (new serpri($SomeSmartObject))->process(2);
* $p=new serpri('file_with_serialized.dump'); $p->process(2);
*
* @author Trurl McByte.
*
* @version 0.7
*/
/**
* Primary (and only) class.
*/
class serpri
{
private $fp = null;
private $lv = 0;
private $lid = 0;
private $eol = true;
private $prot = false;
private $type = '';
/**
* for self testing only.
*/
protected $next = false;
private $e = '';
private $prefix = null;
public $html = false;
public $fullhtml = true;
private $filemode = false;
public $html_title = '';
public $string = '';
private $pt = 0;
private $lpt = 0;
/**
* serpri object constructor.
*
* @param mixed $input filename (if file exists), serialized string, array or object
* @param int $html 1-format as html, 2-include page header/footer with CSS
*
* @return serpri $this self object
*/
public function __construct($input = null, $html = 0)
{
if ($html > 0) {
$this->html = true;
if ($html > 1) {
$this->fullhtml = true;
} else {
$this->fullhtml = false;
}
}
if (empty($input)) {
return $this;
}
if (!is_string($input)) {
return $this->inobject($input);
}
if (strlen($input) < 1025 && is_file($input) && is_readable($input)) {
return $this->infile($input);
}
return $this->instring($input);
}
/**
* Set direct object to process.
*
* @param mixed $input object or array
*
* @return serpri $this self object
*/
public function inobject($input)
{
if (is_object($input) || is_array($input)) {
@array_walk_recursive($input, function (&$el) use (&$return) {
if (is_object($el) && (get_class($el) == 'Closure' || get_class($el) == 'Generator')) {
$el = "\x02".var_export($el, true)."\x03";
}
});
}
$str = @serialize($input);
assert($str !== false);
$this->string = $str;
$this->pt = 0;
$this->lpt = strlen($this->string);
$this->lid = 0;
return $this;
}
/**
* Set serialized data file to process.
*
* @param string $input filename with serialized data
*
* @return serpri $this self object
*/
public function infile($input)
{
if ($this->fp) {
@fclose($this->fp);
}
$this->fp = fopen($input, 'r');
$this->lid = 0;
$this->filemode = true;
return $this;
}
/**
* Set serialized string to process.
*
* @param string $input serialized string
*
* @return serpri $this self object
*/
public function instring($str)
{
assert(unserialize($str) !== false);
$this->string = $str;
$this->pt = 0;
$this->lpt = strlen($this->string);
$this->lid = 0;
return $this;
}
/**
* Output formatted object.
*
* use ob_start|ob_get_clean to put in var
*
* @param int $html 1-format as html, 2-include page header/footer with CSS
*/
public function process($html = null)
{
if ($html !== null) {
if ($html > 0) {
$this->html = true;
if ($html > 1) {
$this->fullhtml = true;
} else {
$this->fullhtml = false;
}
} else {
$this->html = false;
}
}
if ($this->html && $this->fullhtml) {
echo '<!DOCTYPE HTML><html><head>';
if ($this->html_title) {
echo "<title>{$this->html_title}</title>";
}
echo'<meta charset="utf-8" />
<style type="text/css">
body { border: 5px; }
div { border: 0; max-width: 99%; }
div.sl_0 {background-color: #f0fff0;}
div.sl_1 {background-color: #f8f8f8;}
div.sl_2 {background-color: #f8ffff;}
div.sl_3 {background-color: #fff8ff;}
div.sl_4 {background-color: #fffff8;}
div.sl_5 {background-color: #f8fff8;}
div.sl_6 {background-color: #fff8f8;}
div.sl_7 {background-color: #f8f8ff;}
div.sl_8 {background-color: #f8f8f8;}
div.sub { padding-left:24pt; /*float: left; padding-right: 100%;*/ }
a[name] { text-shadow: 0 0 1px #cdd; }
a[href] { text-decoration-style: dotted; }
span.c_i:before, span.c_s:before, span.c_b:before, span.c_d:before, span.c_a:before, span.c__o:before { content: "ː"; }
span.sp_s {color: #696; }
span.sp_i { color: #556; }
span.sp_s:after, span.sp_i:after {content: "]"; color: #556; }
span.sp_s:before, span.sp_i:before {content: "["; color: #556; }
span.c_s { color: #171; }
span.c__o { color: #f80; }
span.c_a { color: #c44; }
span.c__n { color: #f0f; }
span.prot { text-decoration: overline; text-decoration-style: dashed; text-decoration-color: red; }
a:target { background-color: #afa;}
a:hover { background-color: #ffa; }
input[type=checkbox] { transform: rotate(-45deg) scale(0.8); transform-origin: 4px 13px 0; }
input[type=checkbox]:checked + div {
transform-origin: 0 0 0;
transform: scale(0.25,0.25);
height: 100px;
overflow-x: auto;
overflow-y: scroll;
border: dotted 1px black;
margin-bottom: -80px;
transition-delay: 0.1s;
transition-duration: 0.2s;
}
input[type=checkbox]:checked + div:hover {
transform: none;
margin-bottom: 0;
transition-delay: 0.8s;
}
span.c__n + a { color: #909; font-style: oblique; }
sub { font-size: xx-small; }
</style>
</head><body>';
if ($this->html_title) {
echo "<h2>{$this->html_title}</h2>";
}
echo '<div class="sl_">';
}
if ($this->filemode) {
fseek($this->fp, 0);
} else {
$this->pt = 0;
$this->lpt = strlen($this->string);
}
$this->lid = 0;
while (!$this->eof()) {
$this->selector();
}
if ($this->filemode && $this->fp) {
@fclose($this->fp);
}
if ($this->html && $this->fullhtml) {
echo '</div></body></html>';
}
}
private function selector()
{
$c = $this->ga(2);
if ($this->eof()) {
return;
}
assert($c[1] == ':' || $c == 'N;');
$this->type = $c[0];
if (strtolower($this->type) !== $this->type) {
$this->type = '_'.strtolower($this->type);
}
$m = 'out_'.$this->type;
assert(method_exists($this, $m));
$this->$m();
}
private function lid($str, $size = 0, $type = null)
{
if (!$type) {
$type = $this->type;
}
$stype = trim($type, '_');
if ($type !== $stype) {
$stype = strtoupper($stype);
}
if ($stype == 'N') {
$stype = '';
} //else $stype = '('.$stype.')';
if ($stype && $size) {
if ($this->html) {
$stype .= ('<sub>'.$size.'</sub>');
} else {
$stype .= (':'.$size);
}
}
if ($this->prefix === true) {
if ($this->html) {
return '<span class="sp_'.$type.'">'.$str.'</span>';
}
return '['.$str.']';
}
if ($this->html) {
$str = '<span class="c_'.$type.($this->prot ? ' prot' : '').'">'.$str.'</span>';
} else {
$str = ($stype ? '('.$stype.')' : '').($this->prot ? '@ ' : '').$str;
}
$this->prot = false;
++$this->lid;
if ($this->html) {
return '<a name="a'.($this->lid).'">'.($stype ? $stype.'</a>' : '').$str.($stype ? '' : '</a>');
}
return '(&'.($this->lid).')'.$str;
}
private function lnk($str, $lid)
{
if ($this->html) {
return '<a href="#a'.$lid.'">'.$str.$lid.'</a>';
}
return "{$str}(&{$lid})";
}
private function out__n()
{
$this->pp($this->lid('NULL'));
}
private function out__r()
{
$l = $this->col(';');
$this->pp($this->lnk('*Recursion', $l));
}
private function out_r()
{
$l = $this->col(';');
$this->pp($this->lid($this->lnk('*Reference:', $l)));
}
private function out__o()
{
$lcn = 0 + $this->col(':');
$cn = $this->col(':');
$l = 0 + $this->col(':');
$this->prefix = null;
$this->pp($this->lid($cn, $l).$this->block_s());
assert($this->gc() == '{');
++$this->lv;
for ($i = 0;$i < $l;++$i) {
$this->prefix = true;
$this->selector();
echo ' => ';
$this->prefix = false;
$this->selector();
}
$this->prefix = null;
assert($this->gc() == '}');
--$this->lv;
echo $this->block_e();
}
private function out_a()
{
$l = 0 + $this->col();
$this->prefix = null;
$this->pp($this->lid('array', $l).$this->block_s());
assert($this->gc() == '{');
++$this->lv;
for ($i = 0;$i < $l;++$i) {
$this->prefix = true;
$this->selector();
echo ' => ';
$this->prefix = false;
$this->selector();
$this->prot = false;
}
$this->prefix = null;
assert($this->gc() == '}');
--$this->lv;
echo $this->block_e();
}
private function out_s()
{
$type = 's';
$l = 0 + $this->col(':');
$s = $this->ga($l + 2);
assert(strlen($s) == ($l + 2));
$s = substr($s, 1, $l);
$b = $this->gc();
assert($b == ';');
if ($this->prefix) {
if (strpos($s, "\x00") !== false) {
$this->prot = true;
$s = strtr($s, "\x00", '@');
}
} else {
if ($l > 3 && $s[0] === "\x02" && $s[$l - 1] === "\x03") {
$s = substr($s, 1, $l - 2);
$type = $s[0];
$l = 0;
}
$jopt = 0;
if (defined('JSON_UNESCAPED_UNICODE')) {
$jopt = JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES;
}
if ($this->html) {
$jopt |= JSON_HEX_TAG;
}
$s = json_encode($s, $jopt);
if ($type != 's') {
$s = trim($s, '"');
}
}
$this->pp($this->lid($s, $l, $type));
}
private function out_i()
{
$l = $this->col(';');
$this->pp($this->lid($l));
}
private function out_d()
{
$l = $this->col(';');
$this->pp($this->lid($l));
}
private function out_b()
{
$l = $this->col(';') === '0' ? 'false' : 'true';
$this->pp($this->lid($l));
}
private function block_s()
{
if ($this->html) {
return '{<input type="checkbox" /><div class="sub sl_'.$this->lv.'">'.PHP_EOL;
} else {
return '{'.PHP_EOL;
}
}
private function block_e()
{
if ($this->html) {
return '</div>}'.$this->br();
} else {
return $this->pad().'}'.$this->br();
}
}
private function eof()
{
if (!$this->filemode) {
return $this->pt > $this->lpt;
}
return feof($this->fp);
}
private function gc()
{
if (!$this->filemode) {
return $this->string[$this->pt++];
}
$r = fgetc($this->fp);
return $r;
}
private function col($stp = ':')
{
$r = '';
while (!$this->eof()) {
$c = $this->gc();
if (strpos($stp, $c) !== false) {
break;
}
$r .= $c;
}
return $r;
}
private function ga($l)
{
if (!$this->filemode) {
$opt = $this->pt;
$this->pt += $l;
return substr($this->string, $opt, $l);
}
$r = fread($this->fp, $l);
return $r;
}
private function pad()
{
if ($this->html) {
return str_repeat(' ', $this->lv).'<div>';
} // return '<div style="padding-left:'.($this->lv*22).'pt;">';
return str_replace(' ', "\t", str_repeat(' ', $this->lv));
}
private function pp($str)
{
assert($this->lv >= 0);
if ($this->prefix) {
echo $this->pad();
}
echo $str;
echo $this->prefix === false ? $this->br() : '';
}
private function br()
{
if ($this->html) {
return '</div>'.PHP_EOL;
}
return PHP_EOL;
}
}