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Fix #41, optimize variable parser

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This commit is contained in:
bzick 2013-08-11 19:55:30 +04:00
parent ae34025ca7
commit 982b284f60
7 changed files with 280 additions and 172 deletions
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6
benchmark/sandbox/fenom.php
View File

@ -1,3 +1,7 @@
<?php <?php
require_once __DIR__.'/../../vendor/autoload.php'; require_once __DIR__.'/../../vendor/autoload.php';
$t = new Fenom\Tokenizer('some "asd {$$ddd} dfg" some');
var_dump($t->tokens);

4
src/Fenom.php
View File

@ -27,6 +27,7 @@ class Fenom
const MODIFIER = 5; const MODIFIER = 5;
/* Options */ /* Options */
const DENY_ACCESSOR = 0x8;
const DENY_METHODS = 0x10; const DENY_METHODS = 0x10;
const DENY_NATIVE_FUNCS = 0x20; const DENY_NATIVE_FUNCS = 0x20;
const FORCE_INCLUDE = 0x40; const FORCE_INCLUDE = 0x40;
@ -55,6 +56,7 @@ class Fenom
* @see setOptions * @see setOptions
*/ */
private static $_options_list = array( private static $_options_list = array(
"disable_accessor" => self::DENY_ACCESSOR,
"disable_methods" => self::DENY_METHODS, "disable_methods" => self::DENY_METHODS,
"disable_native_funcs" => self::DENY_NATIVE_FUNCS, "disable_native_funcs" => self::DENY_NATIVE_FUNCS,
"disable_cache" => self::DISABLE_CACHE, "disable_cache" => self::DISABLE_CACHE,
@ -129,7 +131,7 @@ class Fenom
* @var array of allowed PHP functions * @var array of allowed PHP functions
*/ */
protected $_allowed_funcs = array( protected $_allowed_funcs = array(
"count" => 1, "is_string" => 1, "is_array" => 1, "is_numeric" => 1, "is_int" => 1, "count" => 1, "is_string" => 1, "is_array" => 1, "is_numeric" => 1, "is_int" => 1, 'constant' => 1,
"is_object" => 1, "strtotime" => 1, "gettype" => 1, "is_double" => 1, "json_encode" => 1, "json_decode" => 1, "is_object" => 1, "strtotime" => 1, "gettype" => 1, "is_double" => 1, "json_encode" => 1, "json_decode" => 1,
"ip2long" => 1, "long2ip" => 1, "strip_tags" => 1, "nl2br" => 1, "explode" => 1, "implode" => 1 "ip2long" => 1, "long2ip" => 1, "strip_tags" => 1, "nl2br" => 1, "explode" => 1, "implode" => 1
); );

24
src/Fenom/Compiler.php
View File

@ -74,7 +74,7 @@ class Compiler
public static function ifOpen(Tokenizer $tokens, Scope $scope) public static function ifOpen(Tokenizer $tokens, Scope $scope)
{ {
$scope["else"] = false; $scope["else"] = false;
return 'if(' . $scope->tpl->parseExp($tokens, true) . ') {'; return 'if(' . $scope->tpl->parseExpr($tokens) . ') {';
} }
/** /**
@ -91,7 +91,7 @@ class Compiler
if ($scope["else"]) { if ($scope["else"]) {
throw new InvalidUsageException('Incorrect use of the tag {elseif}'); throw new InvalidUsageException('Incorrect use of the tag {elseif}');
} }
return '} elseif(' . $scope->tpl->parseExp($tokens, true) . ') {'; return '} elseif(' . $scope->tpl->parseExpr($tokens) . ') {';
} }
/** /**
@ -137,11 +137,11 @@ class Compiler
} }
$tokens->get(T_AS); $tokens->get(T_AS);
$tokens->next(); $tokens->next();
$value = $scope->tpl->parseVariable($tokens, Template::DENY_MODS | Template::DENY_ARRAY); $value = $scope->tpl->parseVar($tokens);
if ($tokens->is(T_DOUBLE_ARROW)) { if ($tokens->is(T_DOUBLE_ARROW)) {
$tokens->next(); $tokens->next();
$key = $value; $key = $value;
$value = $scope->tpl->parseVariable($tokens, Template::DENY_MODS | Template::DENY_ARRAY); $value = $scope->tpl->parseVar($tokens);
} }
$scope["after"] = array(); $scope["after"] = array();
@ -154,7 +154,7 @@ class Compiler
} }
$tokens->getNext("="); $tokens->getNext("=");
$tokens->next(); $tokens->next();
$p[$param] = $scope->tpl->parseVariable($tokens, Template::DENY_MODS | Template::DENY_ARRAY); $p[$param] = $scope->tpl->parseVar($tokens);
} }
if ($p["index"]) { if ($p["index"]) {
@ -228,7 +228,7 @@ class Compiler
$var = $scope->tpl->parseVariable($tokens, Template::DENY_MODS); $var = $scope->tpl->parseVariable($tokens, Template::DENY_MODS);
$tokens->get("="); $tokens->get("=");
$tokens->next(); $tokens->next();
$val = $scope->tpl->parseExp($tokens, true); $val = $scope->tpl->parseExpr($tokens);
$p = $scope->tpl->parseParams($tokens, $p); $p = $scope->tpl->parseParams($tokens, $p);
if (is_numeric($p["step"])) { if (is_numeric($p["step"])) {
@ -305,7 +305,7 @@ class Compiler
*/ */
public static function whileOpen(Tokenizer $tokens, Scope $scope) public static function whileOpen(Tokenizer $tokens, Scope $scope)
{ {
return 'while(' . $scope->tpl->parseExp($tokens, true) . ') {'; return 'while(' . $scope->tpl->parseExpr($tokens) . ') {';
} }
/** /**
@ -319,7 +319,7 @@ class Compiler
public static function switchOpen(Tokenizer $tokens, Scope $scope) public static function switchOpen(Tokenizer $tokens, Scope $scope)
{ {
$scope["no-break"] = $scope["no-continue"] = true; $scope["no-break"] = $scope["no-continue"] = true;
$scope["switch"] = 'switch(' . $scope->tpl->parseExp($tokens, true) . ') {'; $scope["switch"] = 'switch(' . $scope->tpl->parseExpr($tokens) . ') {';
// lazy init // lazy init
return ''; return '';
} }
@ -334,7 +334,7 @@ class Compiler
*/ */
public static function tagCase(Tokenizer $tokens, Scope $scope) public static function tagCase(Tokenizer $tokens, Scope $scope)
{ {
$code = 'case ' . $scope->tpl->parseExp($tokens, true) . ': '; $code = 'case ' . $scope->tpl->parseExpr($tokens) . ': ';
if ($scope["switch"]) { if ($scope["switch"]) {
unset($scope["no-break"], $scope["no-continue"]); unset($scope["no-break"], $scope["no-continue"]);
$code = $scope["switch"] . "\n" . $code; $code = $scope["switch"] . "\n" . $code;
@ -713,7 +713,7 @@ class Compiler
if ($tokens->is("[")) { if ($tokens->is("[")) {
return $var . '=' . $scope->tpl->parseArray($tokens); return $var . '=' . $scope->tpl->parseArray($tokens);
} else { } else {
return $var . '=' . $scope->tpl->parseExp($tokens, true); return $var . '=' . $scope->tpl->parseExpr($tokens);
} }
} else { } else {
$scope["name"] = $var; $scope["name"] = $var;
@ -771,7 +771,7 @@ class Compiler
if ($tokens->is("[")) { if ($tokens->is("[")) {
$exp = $tpl->parseArray($tokens); $exp = $tpl->parseArray($tokens);
} else { } else {
$exp = $tpl->parseExp($tokens, true); $exp = $tpl->parseExpr($tokens);
} }
if ($tokens->valid()) { if ($tokens->valid()) {
$p = $tpl->parseParams($tokens); $p = $tpl->parseParams($tokens);
@ -944,7 +944,7 @@ class Compiler
throw new InvalidUsageException("Raw mode allow for expressions or functions"); throw new InvalidUsageException("Raw mode allow for expressions or functions");
} }
} else { } else {
$code = $tpl->out($tpl->parseExp($tokens, true)); $code = $tpl->out($tpl->parseExpr($tokens));
} }
$tpl->escape = $escape; $tpl->escape = $escape;
return $code; return $code;

3
src/Fenom/Render.php
View File

@ -190,7 +190,8 @@ class Render extends \ArrayObject
* @param $name * @param $name
* @return mixed * @return mixed
*/ */
public function getMacro($name) { public function getMacro($name)
{
return $this->_macros[$name]; return $this->_macros[$name];
} }

374
src/Fenom/Template.php
View File

@ -398,14 +398,14 @@ class Template extends Render
public function getTemplateCode() public function getTemplateCode()
{ {
if($this->macros) { if ($this->macros) {
$macros = array(); $macros = array();
foreach($this->macros as $m) { foreach ($this->macros as $m) {
if($m["recursive"]) { if ($m["recursive"]) {
$macros[] = "\t\t'".$m["name"]."' => function (\$tpl) {\n?>".$m["body"]."<?php\n}"; $macros[] = "\t\t'" . $m["name"] . "' => function (\$tpl) {\n?>" . $m["body"] . "<?php\n}";
} }
} }
$macros = "\n".implode(",\n", $macros); $macros = "\n" . implode(",\n", $macros);
} else { } else {
$macros = ""; $macros = "";
} }
@ -413,14 +413,14 @@ class Template extends Render
return "<?php \n" . return "<?php \n" .
"/** Fenom template '" . $this->_name . "' compiled at " . date('Y-m-d H:i:s') . " */\n" . "/** Fenom template '" . $this->_name . "' compiled at " . date('Y-m-d H:i:s') . " */\n" .
$before . // some code 'before' template $before . // some code 'before' template
"return new Fenom\\Render(\$fenom, " . $this->_getClosureSource() . ", array(\n". "return new Fenom\\Render(\$fenom, " . $this->_getClosureSource() . ", array(\n" .
"\t'options' => {$this->_options},\n". "\t'options' => {$this->_options},\n" .
"\t'provider' => ".var_export($this->_scm, true).",\n". "\t'provider' => " . var_export($this->_scm, true) . ",\n" .
"\t'name' => ".var_export($this->_name, true).",\n". "\t'name' => " . var_export($this->_name, true) . ",\n" .
"\t'base_name' => ".var_export($this->_base_name, true).",\n". "\t'base_name' => " . var_export($this->_base_name, true) . ",\n" .
"\t'time' => {$this->_time},\n". "\t'time' => {$this->_time},\n" .
"\t'depends' => ".var_export($this->_base_name, true).",\n". "\t'depends' => " . var_export($this->_base_name, true) . ",\n" .
"\t'macros' => array({$macros}), "\t'macros' => array({$macros}),
));\n"; ));\n";
} }
@ -498,10 +498,8 @@ class Template extends Render
} }
} elseif ($tokens->is('/')) { } elseif ($tokens->is('/')) {
return $this->parseEndTag($tokens); return $this->parseEndTag($tokens);
} elseif ($tokens->is('#')) {
return $this->out($this->parseConst($tokens), $tokens);
} else { } else {
return $this->out($this->parseExp($tokens), $tokens); return $this->out($this->parseExpr($tokens), $tokens);
} }
} catch (InvalidUsageException $e) { } catch (InvalidUsageException $e) {
throw new CompileException($e->getMessage() . " in {$this} line {$this->_line}", 0, E_ERROR, $this->_name, $this->_line, $e); throw new CompileException($e->getMessage() . " in {$this} line {$this->_line}", 0, E_ERROR, $this->_name, $this->_line, $e);
@ -563,11 +561,11 @@ class Template extends Render
if ($tokens->is(Tokenizer::MACRO_STRING)) { if ($tokens->is(Tokenizer::MACRO_STRING)) {
$action = $tokens->getAndNext(); $action = $tokens->getAndNext();
} else { } else {
return $this->out($this->parseExp($tokens)); // may be math and/or boolean expression return $this->out($this->parseExpr($tokens)); // may be math and/or boolean expression
} }
if ($tokens->is("(", T_NAMESPACE, T_DOUBLE_COLON) && !$tokens->isWhiteSpaced()) { // just invoke function or static method if ($tokens->is("(", T_NAMESPACE, T_DOUBLE_COLON) && !$tokens->isWhiteSpaced()) { // just invoke function or static method
$tokens->back(); $tokens->back();
return $this->out($this->parseExp($tokens)); return $this->out($this->parseExpr($tokens));
} }
if ($tokens->is('.')) { if ($tokens->is('.')) {
@ -616,14 +614,13 @@ class Template extends Render
} }
/** /**
* Parse expressions. The mix of operations and terms. * Parse expressions. The mix of operators and terms.
* *
* @param Tokenizer $tokens * @param Tokenizer $tokens
* @param bool $required
* @return string * @return string
* @throws Error\UnexpectedTokenException * @throws Error\UnexpectedTokenException
*/ */
public function parseExp(Tokenizer $tokens, $required = false) public function parseExpr(Tokenizer $tokens)
{ {
$exp = array(); $exp = array();
$var = false; // last term was: true - variable, false - mixed $var = false; // last term was: true - variable, false - mixed
@ -673,15 +670,15 @@ class Template extends Render
} }
} elseif ($tokens->is('~')) { // string concatenation operator: 'asd' ~ $var } elseif ($tokens->is('~')) { // string concatenation operator: 'asd' ~ $var
$concat = array(array_pop($exp)); $concat = array(array_pop($exp));
while($tokens->is('~')) { while ($tokens->is('~')) {
$tokens->next(); $tokens->next();
if($tokens->is(T_LNUMBER, T_DNUMBER)) { if ($tokens->is(T_LNUMBER, T_DNUMBER)) {
$concat[] = "strval(".$this->parseTerm($tokens).")"; $concat[] = "strval(" . $this->parseTerm($tokens) . ")";
} else { } else {
$concat[] = $this->parseTerm($tokens); $concat[] = $this->parseTerm($tokens);
} }
} }
$exp[] = "(".implode(".", $concat).")"; $exp[] = "(" . implode(".", $concat) . ")";
} else { } else {
break; break;
} }
@ -690,17 +687,14 @@ class Template extends Render
} }
} }
if ($op) { if ($op || !$exp) {
throw new UnexpectedTokenException($tokens);
}
if ($required && !$exp) {
throw new UnexpectedTokenException($tokens); throw new UnexpectedTokenException($tokens);
} }
return implode(' ', $exp); return implode(' ', $exp);
} }
/** /**
* Parse any term: -2, ++$var, 'adf'|mod:4 * Parse any term of expression: -2, ++$var, 'adf'|mod:4
* *
* @param Tokenizer $tokens * @param Tokenizer $tokens
* @param bool $is_var * @param bool $is_var
@ -712,132 +706,98 @@ class Template extends Render
public function parseTerm(Tokenizer $tokens, &$is_var = false) public function parseTerm(Tokenizer $tokens, &$is_var = false)
{ {
$is_var = false; $is_var = false;
$unary = ""; if ($tokens->is(Tokenizer::MACRO_UNARY)) {
term: { $unary = $tokens->getAndNext();
if ($tokens->is(T_LNUMBER, T_DNUMBER)) { } else {
return $unary . $this->parseScalar($tokens, true); $unary = "";
} elseif ($tokens->is(T_CONSTANT_ENCAPSED_STRING, '"', T_ENCAPSED_AND_WHITESPACE)) { }
if ($unary) { if ($tokens->is(T_LNUMBER, T_DNUMBER)) {
throw new UnexpectedTokenException($tokens->back()); return $unary . $this->parseScalar($tokens, true);
} } elseif ($tokens->is(T_CONSTANT_ENCAPSED_STRING, '"', T_ENCAPSED_AND_WHITESPACE)) {
return $this->parseScalar($tokens, true); if ($unary) {
} elseif ($tokens->is(T_VARIABLE)) { throw new UnexpectedTokenException($tokens->back());
$var = $this->parseVar($tokens); }
if ($tokens->is(Tokenizer::MACRO_INCDEC, "|", "!", "?")) { return $this->parseScalar($tokens, true);
return $unary . $this->parseVariable($tokens, 0, $var); } elseif ($tokens->is(T_VARIABLE)) {
} elseif ($tokens->is("(") && $tokens->hasBackList(T_STRING)) { // method call $var = $this->parseVar($tokens);
return $unary . $this->parseVariable($tokens, 0, $var); if ($tokens->is(Tokenizer::MACRO_INCDEC, "|", "!", "?")) {
} elseif ($unary) { return $unary . $this->parseVariable($tokens, 0, $var);
return $unary . $var; } elseif ($tokens->is("(") && $tokens->hasBackList(T_STRING)) { // method call
} else { return $unary . $this->parseVariable($tokens, 0, $var);
$is_var = true;
return $var;
}
} elseif ($tokens->is(Tokenizer::MACRO_INCDEC)) {
return $unary . $this->parseVariable($tokens);
} elseif ($tokens->is("(")) {
$tokens->next();
$exp = $unary . "(" . $this->parseExp($tokens, true) . ")";
$tokens->need(")")->next();
return $exp;
} elseif ($tokens->is(Tokenizer::MACRO_UNARY)) {
if ($unary) {
throw new UnexpectedTokenException($tokens);
}
$unary = $tokens->getAndNext();
goto term;
} elseif ($tokens->is(T_STRING)) {
if ($tokens->isSpecialVal()) {
return $unary . $tokens->getAndNext();
} elseif ($tokens->isNext("(") && !$tokens->getWhitespace()) {
$func = $this->_fenom->getModifier($tokens->current(), $this);
if (!$func) {
throw new \Exception("Function " . $tokens->getAndNext() . " not found");
}
$tokens->next();
$func = $func . $this->parseArgs($tokens);
if ($tokens->is('|')) {
return $unary . $this->parseModifier($tokens, $func);
} else {
return $unary . $func;
}
} else {
return false;
}
} elseif ($tokens->is(T_ISSET, T_EMPTY)) {
$func = $tokens->getAndNext();
if ($tokens->is("(") && $tokens->isNext(T_VARIABLE)) {
$tokens->next();
$exp = $func . "(" . $this->parseVar($tokens) . ")";
$tokens->need(')')->next();
return $unary . $exp;
} else {
throw new TokenizeException("Unexpected token " . $tokens->getNext() . ", isset() and empty() accept only variables");
}
} elseif ($tokens->is('[')) {
if ($unary) {
throw new UnexpectedTokenException($tokens->back());
}
return $this->parseArray($tokens);
} elseif ($unary) { } elseif ($unary) {
$tokens->back(); return $unary . $var;
throw new UnexpectedTokenException($tokens); } else {
$is_var = true;
return $var;
}
} elseif ($tokens->is('$')) {
$var = $this->parseAccessor($tokens, $is_var);
if ($tokens->is(Tokenizer::MACRO_INCDEC, "|", "!", "?")) {
return $unary . $this->parseVariable($tokens, 0, $var);
} else {
return $unary . $var;
}
} elseif ($tokens->is(Tokenizer::MACRO_INCDEC)) {
return $unary . $this->parseVariable($tokens);
} elseif ($tokens->is("(")) {
$tokens->next();
$exp = $unary . "(" . $this->parseExpr($tokens) . ")";
$tokens->need(")")->next();
return $exp;
} elseif ($tokens->is(T_STRING)) {
if ($tokens->isSpecialVal()) {
return $unary . $tokens->getAndNext();
} elseif ($tokens->isNext("(") && !$tokens->getWhitespace()) {
$func = $this->_fenom->getModifier($tokens->current(), $this);
if (!$func) {
throw new \Exception("Function " . $tokens->getAndNext() . " not found");
}
$tokens->next();
$func = $func . $this->parseArgs($tokens);
if ($tokens->is('|')) {
return $unary . $this->parseModifier($tokens, $func);
} else {
return $unary . $func;
}
} else { } else {
return false; return false;
} }
} elseif ($tokens->is(T_ISSET, T_EMPTY)) {
$func = $tokens->getAndNext();
if ($tokens->is("(") && $tokens->isNext(T_VARIABLE)) {
$tokens->next();
$exp = $func . "(" . $this->parseVar($tokens) . ")";
$tokens->need(')')->next();
return $unary . $exp;
} else {
throw new TokenizeException("Unexpected token " . $tokens->getNext() . ", isset() and empty() accept only variables");
}
} elseif ($tokens->is('[')) {
if ($unary) {
throw new UnexpectedTokenException($tokens->back());
}
return $this->parseArray($tokens);
} elseif ($unary) {
$tokens->back();
throw new UnexpectedTokenException($tokens);
} else {
return false;
} }
} }
/** /**
* Parse simple variable (without modifier etc) * Parse simple variable (without modifier etc)
* *
* @param Tokenizer $tokens * @param Tokenizer $tokens
* @param int $options
* @return string * @return string
*/ */
public function parseVar(Tokenizer $tokens, $options = 0) public function parseVar(Tokenizer $tokens)
{ {
$var = $tokens->get(T_VARIABLE); $var = $tokens->get(T_VARIABLE);
$_var = '$tpl["' . substr($var, 1) . '"]'; $_var = '$tpl["' . substr($var, 1) . '"]';
$tokens->next(); $tokens->next();
while ($t = $tokens->key()) { $_var = $this->_var($tokens, $_var);
if ($t === "." && !($options & self::DENY_ARRAY)) {
$key = $tokens->getNext();
if ($tokens->is(T_VARIABLE)) {
$key = "[ " . $this->parseVariable($tokens, self::DENY_ARRAY) . " ]";
} elseif ($tokens->is(Tokenizer::MACRO_STRING)) {
$key = '["' . $key . '"]';
$tokens->next();
} elseif ($tokens->is(Tokenizer::MACRO_SCALAR, '"')) {
$key = "[" . $this->parseScalar($tokens, false) . "]";
} else {
break;
}
$_var .= $key;
} elseif ($t === "[" && !($options & self::DENY_ARRAY)) {
$tokens->next();
if ($tokens->is(Tokenizer::MACRO_STRING)) {
if ($tokens->isNext("(")) {
$key = "[" . $this->parseExp($tokens) . "]";
} else {
$key = '["' . $tokens->current() . '"]';
$tokens->next();
}
} else {
$key = "[" . $this->parseExp($tokens, true) . "]";
}
$tokens->get("]");
$tokens->next();
$_var .= $key;
} elseif ($t === T_DNUMBER) {
$_var .= '[' . substr($tokens->getAndNext(), 1) . ']';
} elseif ($t === T_OBJECT_OPERATOR) {
$_var .= "->" . $tokens->getNext(T_STRING);
$tokens->next();
} else {
break;
}
}
if ($this->_options & Fenom::FORCE_VERIFY) { if ($this->_options & Fenom::FORCE_VERIFY) {
return 'isset(' . $_var . ') ? ' . $_var . ' : null'; return 'isset(' . $_var . ') ? ' . $_var . ' : null';
} else { } else {
@ -845,6 +805,56 @@ class Template extends Render
} }
} }
/**
* @param Tokenizer $tokens
* @param $var
* @return string
* @throws Error\UnexpectedTokenException
*/
protected function _var(Tokenizer $tokens, $var)
{
while ($t = $tokens->key()) {
if ($t === ".") {
$tokens->next();
if ($tokens->is(T_VARIABLE)) {
$key = '[ $tpl["' . substr($tokens->getAndNext(), 1) . '"] ]';
} elseif ($tokens->is(Tokenizer::MACRO_STRING)) {
$key = '["' . $tokens->getAndNext() . '"]';
} elseif ($tokens->is(Tokenizer::MACRO_SCALAR)) {
$key = "[" . $tokens->getAndNext() . "]";
} elseif ($tokens->is('"')) {
$key = "[" . $this->parseQuote($tokens) . "]";
} else {
throw new UnexpectedTokenException($tokens);
}
$var .= $key;
} elseif ($t === "[") {
$tokens->next();
if ($tokens->is(Tokenizer::MACRO_STRING)) {
if ($tokens->isNext("(")) {
$key = "[" . $this->parseExpr($tokens) . "]";
} else {
$key = '["' . $tokens->current() . '"]';
$tokens->next();
}
} else {
$key = "[" . $this->parseExpr($tokens) . "]";
}
$tokens->get("]");
$tokens->next();
$var .= $key;
} elseif ($t === T_DNUMBER) {
$var .= '[' . substr($tokens->getAndNext(), 1) . ']';
} elseif ($t === T_OBJECT_OPERATOR) {
$var .= "->" . $tokens->getNext(T_STRING);
$tokens->next();
} else {
break;
}
}
return $var;
}
/** /**
* Parse complex variable * Parse complex variable
* $var.foo[bar]["a"][1+3/$var]|mod:3:"w":$var3|mod3 * $var.foo[bar]["a"][1+3/$var]|mod:3:"w":$var3|mod3
@ -901,6 +911,60 @@ class Template extends Render
return $var; return $var;
} }
/**
* Parse accessor
*/
public function parseAccessor(Tokenizer $tokens, &$is_var)
{
$is_var = false;
$vars = array(
'get' => '$_GET',
'post' => '$_POST',
'session' => '$_SESSION',
'cookie' => '$_COOKIE',
'request' => '$_REQUEST',
'files' => '$_FILES',
'globals' => '$GLOBALS',
'server' => '$_SERVER',
'env' => '$_ENV',
);
if ($this->_options & Fenom::DENY_ACCESSOR) {
throw new \LogicException("Accessor are disabled");
}
$key = $tokens->need('$')->next()->need('.')->next()->current();
$tokens->next();
if (isset($vars[$key])) {
$is_var = true;
return $this->_var($tokens, $vars[$key]);
}
switch ($key) {
case 'const':
$tokens->need('.')->next();
$var = $this->parseName($tokens);
if (!defined($var)) {
$var = 'constant(' . var_export($var, true) . ')';
}
break;
case 'version':
$var = '\Fenom::VERSION';
break;
case 'tpl':
$var = '$tpl->getName()';
break;
case 'schema':
$var = '$tpl->getScm()';
break;
default:
throw new UnexpectedTokenException($tokens);
}
if ($tokens->is('|')) {
return $this->parseModifier($tokens, $var);
} else {
return $var;
}
}
/** /**
* Parse ternary operator * Parse ternary operator
* *
@ -917,9 +981,9 @@ class Template extends Render
if ($tokens->is(":")) { if ($tokens->is(":")) {
$tokens->next(); $tokens->next();
if ($empty) { if ($empty) {
return '(empty(' . $var . ') ? (' . $this->parseExp($tokens, true) . ') : ' . $var . ')'; return '(empty(' . $var . ') ? (' . $this->parseExpr($tokens) . ') : ' . $var . ')';
} else { } else {
return '(isset(' . $var . ') ? ' . $var . ' : (' . $this->parseExp($tokens, true) . '))'; return '(isset(' . $var . ') ? ' . $var . ' : (' . $this->parseExpr($tokens) . '))';
} }
} elseif ($tokens->is(Tokenizer::MACRO_BINARY, Tokenizer::MACRO_BOOLEAN, Tokenizer::MACRO_MATH) || !$tokens->valid()) { } elseif ($tokens->is(Tokenizer::MACRO_BINARY, Tokenizer::MACRO_BOOLEAN, Tokenizer::MACRO_MATH) || !$tokens->valid()) {
if ($empty) { if ($empty) {
@ -928,9 +992,9 @@ class Template extends Render
return 'isset(' . $var . ')'; return 'isset(' . $var . ')';
} }
} else { } else {
$expr1 = $this->parseExp($tokens, true); $expr1 = $this->parseExpr($tokens);
$tokens->need(':')->skip(); $tokens->need(':')->skip();
$expr2 = $this->parseExp($tokens, true); $expr2 = $this->parseExpr($tokens);
if ($empty) { if ($empty) {
return '(empty(' . $var . ') ? ' . $expr2 . ' : ' . $expr1 . ')'; return '(empty(' . $var . ') ? ' . $expr2 . ' : ' . $expr1 . ')';
} else { } else {
@ -1133,7 +1197,7 @@ class Template extends Render
$_str = ""; $_str = "";
} }
$tokens->getNext(T_VARIABLE); $tokens->getNext(T_VARIABLE);
$_str .= '(' . $this->parseExp($tokens) . ')'; $_str .= '(' . $this->parseExpr($tokens) . ')';
if ($tokens->is($stop)) { if ($tokens->is($stop)) {
$tokens->next(); $tokens->next();
return $_str; return $_str;
@ -1202,7 +1266,7 @@ class Template extends Render
} elseif ($tokens->is('"', '`', T_ENCAPSED_AND_WHITESPACE)) { } elseif ($tokens->is('"', '`', T_ENCAPSED_AND_WHITESPACE)) {
$args[] = $this->parseQuote($tokens); $args[] = $this->parseQuote($tokens);
} elseif ($tokens->is('(')) { } elseif ($tokens->is('(')) {
$args[] = $this->parseExp($tokens, true); $args[] = $this->parseExpr($tokens);
} elseif ($tokens->is('[')) { } elseif ($tokens->is('[')) {
$args[] = $this->parseArray($tokens); $args[] = $this->parseArray($tokens);
} elseif ($tokens->is(T_STRING) && $tokens->isNext('(')) { } elseif ($tokens->is(T_STRING) && $tokens->isNext('(')) {
@ -1246,7 +1310,7 @@ class Template extends Render
$val = false; $val = false;
$_arr .= $tokens->getAndNext() . ' '; $_arr .= $tokens->getAndNext() . ' ';
} elseif ($tokens->is(Tokenizer::MACRO_SCALAR, T_VARIABLE, T_STRING, T_EMPTY, T_ISSET, "(", "#") && !$val) { } elseif ($tokens->is(Tokenizer::MACRO_SCALAR, T_VARIABLE, T_STRING, T_EMPTY, T_ISSET, "(", "#") && !$val) {
$_arr .= $this->parseExp($tokens, true); $_arr .= $this->parseExpr($tokens);
$key = false; $key = false;
$val = true; $val = true;
} elseif ($tokens->is('"') && !$val) { } elseif ($tokens->is('"') && !$val) {
@ -1311,11 +1375,11 @@ class Template extends Render
$n = $this->i++; $n = $this->i++;
if ($recursive) { if ($recursive) {
$recursive['recursive'] = true; $recursive['recursive'] = true;
$body = '$tpl->getMacro("'.$name.'")->__invoke($tpl);'; $body = '$tpl->getMacro("' . $name . '")->__invoke($tpl);';
} else { } else {
$body = '?>'.$macro["body"].'<?php'; $body = '?>' . $macro["body"] . '<?php';
} }
return '$_tpl'.$n.' = $tpl->exchangeArray(' . Compiler::toArray($args) . ');' . PHP_EOL . $body . PHP_EOL . '$tpl->exchangeArray($_tpl'.$n.'); unset($_tpl'.$n.');'; return '$_tpl' . $n . ' = $tpl->exchangeArray(' . Compiler::toArray($args) . ');' . PHP_EOL . $body . PHP_EOL . '$tpl->exchangeArray($_tpl' . $n . '); unset($_tpl' . $n . ');';
} }
/** /**
@ -1334,7 +1398,7 @@ class Template extends Render
$arg = $colon = false; $arg = $colon = false;
while ($tokens->valid()) { while ($tokens->valid()) {
if (!$arg && $tokens->is(T_VARIABLE, T_STRING, "(", Tokenizer::MACRO_SCALAR, '"', Tokenizer::MACRO_UNARY, Tokenizer::MACRO_INCDEC)) { if (!$arg && $tokens->is(T_VARIABLE, T_STRING, "(", Tokenizer::MACRO_SCALAR, '"', Tokenizer::MACRO_UNARY, Tokenizer::MACRO_INCDEC)) {
$_args .= $this->parseExp($tokens, true); $_args .= $this->parseExpr($tokens);
$arg = true; $arg = true;
$colon = false; $colon = false;
} elseif (!$arg && $tokens->is('[')) { } elseif (!$arg && $tokens->is('[')) {
@ -1367,7 +1431,7 @@ class Template extends Render
{ {
if ($tokens->is(T_CONSTANT_ENCAPSED_STRING)) { if ($tokens->is(T_CONSTANT_ENCAPSED_STRING)) {
if ($tokens->isNext('|')) { if ($tokens->isNext('|')) {
return $this->parseExp($tokens, true); return $this->parseExpr($tokens);
} else { } else {
$str = $tokens->getAndNext(); $str = $tokens->getAndNext();
$static = stripslashes(substr($str, 1, -1)); $static = stripslashes(substr($str, 1, -1));
@ -1377,7 +1441,7 @@ class Template extends Render
$static = $tokens->getAndNext(); $static = $tokens->getAndNext();
return '"' . addslashes($static) . '"'; return '"' . addslashes($static) . '"';
} else { } else {
return $this->parseExp($tokens, true); return $this->parseExpr($tokens);
} }
} }
@ -1403,12 +1467,12 @@ class Template extends Render
} }
if ($tokens->is("=")) { if ($tokens->is("=")) {
$tokens->next(); $tokens->next();
$params[$key] = $this->parseExp($tokens); $params[$key] = $this->parseExpr($tokens);
} else { } else {
$params[$key] = 'true'; $params[$key] = 'true';
} }
} elseif ($tokens->is(Tokenizer::MACRO_SCALAR, '"', '`', T_VARIABLE, "[", '(')) { } elseif ($tokens->is(Tokenizer::MACRO_SCALAR, '"', '`', T_VARIABLE, "[", '(')) {
$params[] = $this->parseExp($tokens); $params[] = $this->parseExpr($tokens);
} else { } else {
break; break;
} }

2
src/Fenom/Tokenizer.php
View File

@ -20,7 +20,7 @@ defined('T_TRAIT_C') || define('T_TRAIT_C', 365);
/** /**
* for PHP <5.5 compatible * for PHP <5.5 compatible
*/ */
defined('T_YIELD') || define('T_YIELD', 390); defined('T_YIELD') || define('T_YIELD', 267);
/** /**
* Each token have structure * Each token have structure

39
tests/cases/Fenom/TemplateTest.php
View File

@ -16,6 +16,15 @@ class TemplateTest extends TestCase
{ {
parent::setUp(); parent::setUp();
$this->tpl('welcome.tpl', '<b>Welcome, {$username} ({$email})</b>'); $this->tpl('welcome.tpl', '<b>Welcome, {$username} ({$email})</b>');
$_GET['one'] = 'get1';
$_POST['one'] = 'post1';
$_REQUEST['one'] = 'request1';
$_FILES['one'] = 'files1';
$_SERVER['one'] = 'server1';
$_SESSION['one'] = 'session1';
$GLOBALS['one'] = 'globals1';
$_ENV['one'] = 'env1';
$_COOKIE['one'] = 'cookie1';
} }
public static function providerVars() public static function providerVars()
@ -687,10 +696,29 @@ class TemplateTest extends TestCase
); );
} }
public static function providerAccessor() {
return array(
array('{$.get.one}', 'get1'),
array('{$.post.one}', 'post1'),
array('{$.request.one}', 'request1'),
array('{$.session.one}', 'session1'),
array('{$.files.one}', 'files1'),
array('{$.globals.one}', 'globals1'),
array('{$.cookie.one}', 'cookie1'),
array('{$.server.one}', 'server1'),
array('{$.const.PHP_EOL}', PHP_EOL),
array('{$.version}', Fenom::VERSION),
array('{$.get.one?}', '1'),
array('{$.get.one is set}', '1'),
array('{$.get.two is empty}', '1'),
);
}
public function _testSandbox() public function _testSandbox()
{ {
try { try {
var_dump($this->fenom->compileCode('{if max(2, 4) > 1 && max(2, 3) < 1} block1 {else} block2 {/if}')->getBody()); var_dump($this->fenom->compileCode('{$.const.access?}')->getBody());
} catch (\Exception $e) { } catch (\Exception $e) {
print_r($e->getMessage() . "\n" . $e->getTraceAsString()); print_r($e->getMessage() . "\n" . $e->getTraceAsString());
} }
@ -910,5 +938,14 @@ class TemplateTest extends TestCase
{ {
$this->exec($code, self::getVars(), $result); $this->exec($code, self::getVars(), $result);
} }
/**
* @group accessor
* @dataProvider providerAccessor
*/
public function testAccessor($code, $result)
{
$this->exec($code, self::getVars(), $result);
}
} }