Browse Source

remove __toString which was unclear design

git-svn-id: svn://svn.lighttpd.net/xcache/trunk@744 c26eb9a1-5813-0410-bd6c-c2e55f420ca7
3.0
Xuefer 11 years ago
parent
commit
acb46c5e96
  1. 99
      Decompiler.class.php

99
Decompiler.class.php

@ -10,15 +10,22 @@ function color($str, $color = 33)
function str($code, $indent = '') // {{{
{
if (is_array($code)) {
$array = array();
foreach ($code as $key => $value) {
$array[$key] = str($value, $indent);
}
return $array;
}
if (is_object($code)) {
$code = toCode($code, $indent);
return $code->__toString();
$code = foldToCode($code, $indent);
return $code->toCode($indent);
}
return (string) $code;
}
// }}}
function toCode($src, $indent = '') // {{{ wrap or rewrap anything to Decompiler_Code
function foldToCode($src, $indent = '') // {{{ wrap or rewrap anything to Decompiler_Code
{
if (is_array($indent)) {
$indent = $indent['indent'];
@ -96,11 +103,6 @@ class Decompiler_Code extends Decompiler_Object // {{{
{
return $this->src;
}
function __toString()
{
return $this->src;
}
}
// }}}
class Decompiler_Binop extends Decompiler_Code // {{{
@ -121,15 +123,15 @@ class Decompiler_Binop extends Decompiler_Code // {{{
function toCode($indent)
{
$op1 = toCode($this->op1, $indent);
$op1 = foldToCode($this->op1, $indent);
if (is_a($this->op1, 'Decompiler_Binop') && $this->op1->opc != $this->opc) {
$op1 = "($op1)";
}
$opstr = $this->parent->binops[$this->opc];
if ($op1 == '0' && $this->opc == XC_SUB) {
return $opstr . toCode($this->op2, $indent);
return $opstr . str($this->op2, $indent);
}
return $op1 . ' ' . $opstr . ' ' . toCode($this->op2, $indent);
return $op1 . ' ' . $opstr . ' ' . foldToCodfoldToCode($this->op2, $indent);
}
}
// }}}
@ -186,13 +188,13 @@ class Decompiler_Dim extends Decompiler_Value // {{{
function toCode($indent)
{
if (is_a($this->value, 'Decompiler_ListBox')) {
$exp = toCode($this->value->obj->src, $indent);
$exp = foldToCode($this->value->obj->src, $indent);
}
else {
$exp = toCode($this->value, $indent);
$exp = foldToCode($this->value, $indent);
}
foreach ($this->offsets as $dim) {
$exp .= '[' . toCode($dim, $indent) . ']';
$exp .= '[' . foldToCode($dim, $indent) . ']';
}
return $exp;
}
@ -215,9 +217,9 @@ class Decompiler_List extends Decompiler_Code // {{{
unset($dim->value);
$dim->value = $this->src;
if (!isset($dim->assign)) {
return toCode($dim, $indent);
return foldToCode($dim, $indent);
}
return toCode($this->dims[0]->assign, $indent) . ' = ' . toCode($dim, $indent);
return foldToCode($this->dims[0]->assign, $indent) . ' = ' . foldToCode($dim, $indent);
}
/* flatten dims */
$assigns = array();
@ -226,9 +228,9 @@ class Decompiler_List extends Decompiler_Code // {{{
foreach ($dim->offsets as $offset) {
$assign = &$assign[$offset];
}
$assign = toCode($dim->assign, $indent);
$assign = foldToCode($dim->assign, $indent);
}
return $this->toList($assigns) . ' = ' . toCode($this->src, $indent);
return $this->toList($assigns) . ' = ' . foldToCode($this->src, $indent);
}
function toList($assigns)
@ -448,7 +450,7 @@ class Decompiler
}
$curticks = $toticks;
}
echo $indent, toCode($op['php'], $indent), ";\n";
echo $indent, str($op['php'], $indent), ";\n";
}
}
if ($curticks) {
@ -460,14 +462,14 @@ class Decompiler
{
switch ($op['op_type']) {
case XC_IS_CONST:
return toCode(value($op['constant']), $EX);
return foldToCode(value($op['constant']), $EX);
case XC_IS_VAR:
case XC_IS_TMP_VAR:
$T = &$EX['Ts'];
$ret = $T[$op['var']];
if ($tostr) {
$ret = toCode($ret, $EX);
$ret = foldToCode($ret, $EX);
}
if ($free) {
unset($T[$op['var']]);
@ -681,11 +683,11 @@ class Decompiler
$this->outputCode($EX, $opline, $end /* - 1 skip last jmp */, $indent . INDENT);
$body = ob_get_clean();
$as = toCode($op['fe_as'], $EX);
$as = foldToCode($op['fe_as'], $EX);
if (isset($op['fe_key'])) {
$as = toCode($op['fe_key'], $EX) . ' => ' . $as;
$as = str($op['fe_key'], $EX) . ' => ' . str($as);
}
echo "{$indent}foreach (" . toCode($op['fe_src'], $EX) . " as $as) {\n";
echo "{$indent}foreach (" . str($op['fe_src'], $EX) . " as $as) {\n";
echo $body;
echo "{$indent}}";
// $this->outputCode($EX, $next, $last, $indent);
@ -754,7 +756,7 @@ class Decompiler
if (isset($op['cond_false'])) {
// $this->dumpop($op, $EX);
// any true comes here, so it's a "or"
$cond = implode(' and ', $op['cond_false']);
$cond = implode(' and ', str($op['cond_false']));
// var_dump($op['cond'] = $cond);
/*
$rvalue = implode(' or ', $op['cond_true']) . ' or ' . $rvalue;
@ -770,6 +772,7 @@ class Decompiler
// }}}
function unquoteName($str) // {{{
{
$str = str($str);
if (preg_match($this->rQuotedName, $str)) {
$str = substr($str, 1, -1);
}
@ -909,7 +912,7 @@ class Decompiler
break;
}
if ($opc == XC_UNSET_VAR) {
$op['php'] = "unset(" . toCode($rvalue, $EX) . ")";
$op['php'] = "unset(" . str($rvalue, $EX) . ")";
$lastphpop = &$op;
}
else if ($res['op_type'] != XC_IS_UNUSED) {
@ -970,10 +973,10 @@ class Decompiler
$lvalue = $rvalue;
++ $i;
$rvalue = $this->getOpVal($opcodes[$i]['op1'], $EX);
$resvar = toCode($lvalue, $EX) . ' = ' . $rvalue;
$resvar = str($lvalue, $EX) . ' = ' . $rvalue;
}
else if ($opc == XC_UNSET_DIM) {
$op['php'] = "unset(" . toCode($rvalue, $EX) . ")";
$op['php'] = "unset(" . str($rvalue, $EX) . ")";
$lastphpop = &$op;
}
else if ($res['op_type'] != XC_IS_UNUSED) {
@ -994,19 +997,19 @@ class Decompiler
$dim = &$rvalue->obj;
$dim->assign = $lvalue;
if ($dim->isLast) {
$resvar = toCode($dim->value, $EX);
$resvar = foldToCode($dim->value, $EX);
}
unset($dim);
break;
}
$resvar = "$lvalue = " . toCode($rvalue, $EX);
$resvar = "$lvalue = " . str($rvalue, $EX);
break;
// }}}
case XC_ASSIGN_REF: // {{{
$lvalue = $this->getOpVal($op1, $EX);
$rvalue = $this->getOpVal($op2, $EX, false);
if (is_a($rvalue, 'Decompiler_Fetch')) {
$src = toCode($rvalue->src, $EX);
$src = foldToCode($rvalue->src, $EX);
if (substr($src, 1, -1) == substr($lvalue, 1)) {
switch ($rvalue->fetchType) {
case ZEND_FETCH_GLOBAL:
@ -1020,7 +1023,7 @@ class Decompiler
if (isset($statics[$name])) {
$var = $statics[$name];
$resvar .= ' = ';
$resvar .= toCode(value($var), $EX);
$resvar .= str(value($var), $EX);
}
unset($statics);
break 2;
@ -1029,7 +1032,7 @@ class Decompiler
}
}
// TODO: PHP_6 global
$rvalue = toCode($rvalue, $EX);
$rvalue = foldToCode($rvalue, $EX);
$resvar = "$lvalue = &$rvalue";
break;
// }}}
@ -1116,7 +1119,7 @@ class Decompiler
case XC_SEND_REF:
case XC_SEND_VAR: // {{{
$ref = ($opc == XC_SEND_REF ? '&' : '');
$EX['argstack'][] = $ref . $this->getOpVal($op1, $EX);
$EX['argstack'][] = $ref . str($this->getOpVal($op1, $EX));
break;
// }}}
case XC_INIT_STATIC_METHOD_CALL:
@ -1242,10 +1245,10 @@ class Decompiler
$op2val = $this->getOpVal($op2, $EX);
switch ($opc) {
case XC_ADD_CHAR:
$op2val = toCode(chr($op2val), $EX);
$op2val = foldToCode(chr($op2val), $EX);
break;
case XC_ADD_STRING:
$op2val = toCode($op2val, $EX);
$op2val = foldToCode($op2val, $EX);
break;
case XC_ADD_VAR:
break;
@ -1257,7 +1260,7 @@ class Decompiler
$rvalue = $op1val;
}
else {
$rvalue = $op1val . ' . ' . $op2val;
$rvalue = str($op1val) . ' . ' . str($op2val);
}
$resvar = $rvalue;
// }}}
@ -1269,7 +1272,7 @@ class Decompiler
// }}}
case XC_ECHO: // {{{
$op1val = $this->getOpVal($op1, $EX);
$resvar = "echo $op1val";
$resvar = "echo " . str($op1val);
break;
// }}}
case XC_EXIT: // {{{
@ -1317,7 +1320,7 @@ class Decompiler
break;
// }}}
case XC_RETURN: // {{{
$resvar = "return " . $this->getOpVal($op1, $EX);
$resvar = "return " . str($this->getOpVal($op1, $EX));
break;
// }}}
case XC_INCLUDE_OR_EVAL: // {{{
@ -1385,10 +1388,10 @@ class Decompiler
if ($opc == XC_JMPZ_EX || $opc == XC_JMPNZ_EX || $opc == XC_JMPZ) {
$targetop = &$EX['opcodes'][$op2['opline_num']];
if ($opc == XC_JMPNZ_EX) {
$targetop['cond_true'][] = toCode($rvalue, $EX);
$targetop['cond_true'][] = foldToCode($rvalue, $EX);
}
else {
$targetop['cond_false'][] = toCode($rvalue, $EX);
$targetop['cond_false'][] = foldToCode($rvalue, $EX);
}
unset($targetop);
}
@ -1406,7 +1409,7 @@ class Decompiler
case XC_CASE:
$switchValue = $this->getOpVal($op1, $EX);
$caseValue = $this->getOpVal($op2, $EX);
$resvar = $switchValue . ' == ' . $caseValue;
$resvar = str($switchValue) . ' == ' . str($caseValue);
break;
case XC_BRK:
break;
@ -1460,7 +1463,7 @@ class Decompiler
// }}}
case XC_END_SILENCE: // {{{
$EX['silence'] --;
$lastresvar = '@' . toCode($lastresvar, $EX);
$lastresvar = '@' . str($lastresvar, $EX);
break;
// }}}
case XC_CONT: // {{{
@ -1530,7 +1533,7 @@ class Decompiler
for ($i = 0; $i < $n; $i ++) {
$a = array_pop($EX['argstack']);
if (is_array($a)) {
array_unshift($args, toCode($a, $EX));
array_unshift($args, foldToCode($a, $EX));
}
else {
array_unshift($args, $a);
@ -1645,10 +1648,10 @@ class Decompiler
assert(0);
}
}
echo toCode($arg[0], $indent);
echo str($arg[0], $indent);
}
if (isset($arg[1])) {
echo ' = ', toCode($arg[1], $indent);
echo ' = ', str($arg[1], $indent);
}
}
}
@ -1724,7 +1727,7 @@ class Decompiler
foreach ($class[$type] as $name => $v) {
echo $newindent;
echo $prefix, $name, ' = ';
echo toCode(value($v), $newindent);
echo str(value($v), $newindent);
echo ";\n";
}
}
@ -1798,7 +1801,7 @@ class Decompiler
}
if (isset($value)) {
echo ' = ';
echo toCode(value($value), $newindent);
echo str(value($value), $newindent);
}
echo ";\n";
}

Loading…
Cancel
Save