*
*/
-if (!defined('_ECRIRE_INC_VERSION')) return;
+if (!defined('_ECRIRE_INC_VERSION')) {
+ return;
+}
-require_once dirname(__FILE__)."/textwheelruleset.php";
+require_once dirname(__FILE__) . "/textwheelruleset.php";
class TextWheel {
protected $ruleset;
protected static $subwheel = array();
+ // Experimental : projet de compilation PHP d'une wheel
+ // pour generation d'un fichier php execute a la place de ->text()
protected $compiled = array();
/**
* Constructor
+ *
* @param TextWheelRuleSet $ruleset
*/
- public function TextWheel($ruleset = null) {
+ public function __construct($ruleset = null) {
$this->setRuleSet($ruleset);
}
/**
* Set RuleSet
+ *
* @param TextWheelRuleSet $ruleset
*/
- public function setRuleSet($ruleset){
- if (!is_object($ruleset))
- $ruleset = new TextWheelRuleSet ($ruleset);
+ public function setRuleSet($ruleset) {
+ if (!is_object($ruleset)) {
+ $ruleset = new TextWheelRuleSet($ruleset);
+ }
$this->ruleset = $ruleset;
}
* @return string
*/
public function text($t) {
- $rules = & $this->ruleset->getRules();
+ $rules = &$this->ruleset->getRules();
## apply each in order
foreach ($rules as $name => $rule) #php4+php5
{
}
public function compile($b = null) {
- $rules = & $this->ruleset->getRules();
+ $rules = &$this->ruleset->getRules();
## apply each in order
$pre = array();
$comp = array();
- foreach ($rules as $name => $rule)
- {
+ foreach ($rules as $name => $rule) {
$rule->name = $name;
$this->initRule($rule);
- if (is_string($rule->replace)
- AND isset($this->compiled[$rule->replace])
- AND $fun = $this->compiled[$rule->replace]) {
+ if ($rule->replace
+ and $compiledEntry = $this->ruleCompiledEntryName($rule->replace)
+ and isset($this->compiled[$compiledEntry])
+ and $fun = $this->compiled[$compiledEntry]
+ ) {
$pre[] = "\n###\n## $name\n###\n" . $fun;
- preg_match(',function (\w+),', $fun, $r);
- $rule->compilereplace = $r[1]; # ne pas modifier ->replace sinon on casse l'execution...
+ preg_match(',function (\w+), ', $fun, $r);
+ $rule->compilereplace = "'".$r[1]."'"; # ne pas modifier ->replace sinon on casse l'execution...
}
$r = "\t/* $name */\n";
- if ($rule->require)
- $r .= "\t".'require_once '.TextWheel::export($rule->require).';'."\n";
- if ($rule->if_str)
- $r .= "\t".'if (strpos($t, '.TextWheel::export($rule->if_str).') === false)'."\n";
- if ($rule->if_stri)
- $r .= "\t".'if (stripos($t, '.TextWheel::export($rule->if_stri).') === false)'."\n";
- if ($rule->if_match)
- $r .= "\t".'if (preg_match('.TextWheel::export($rule->if_match).', $t))'."\n";
+ if ($rule->require) {
+ $r .= "\t" . 'require_once ' . TextWheel::export($rule->require) . ';' . "\n";
+ }
+ if ($rule->if_str) {
+ $r .= "\t" . 'if (strpos($t, ' . TextWheel::export($rule->if_str) . ') === false)' . "\n";
+ }
+ if ($rule->if_stri) {
+ $r .= "\t" . 'if (stripos($t, ' . TextWheel::export($rule->if_stri) . ') === false)' . "\n";
+ }
+ if ($rule->if_match) {
+ $r .= "\t" . 'if (preg_match(' . TextWheel::export($rule->if_match) . ', $t))' . "\n";
+ }
if ($rule->func_replace !== 'replace_identity') {
- $fun = 'TextWheel::'.$rule->func_replace;
- switch($fun) {
+ $fun = 'TextWheel::' . $rule->func_replace;
+ $call = '';
+ switch ($fun) {
case 'TextWheel::replace_all_cb':
- $fun = $rule->replace; # trim()...
+ if (is_string($rule->replace)) {
+ $fun = $rule->replace;
+ }
+ elseif ($rule->compilereplace) {
+ $fun = trim($rule->compilereplace, "'");
+ };
+ if ($fun) {
+ $call = "\$t = $fun(\$t);";
+ }
break;
case 'TextWheel::replace_preg':
$fun = 'preg_replace';
default:
break;
}
- $r .= "\t".'$t = '.$fun.'('.TextWheel::export($rule->match).', '.TextWheel::export($rule->replace).', $t);'."\n";
+ if (!$call) {
+ if (empty($rule->compilereplace)) {
+ $rule->compilereplace = TextWheel::export($rule->replace);
+ }
+ $call = '$t = ' . $fun . '(' . TextWheel::export($rule->match) . ', ' . $rule->compilereplace . ', $t);';
+ }
+ $r .= "\t$call\n";
}
$comp[] = $r;
}
- $code = join ("\n", $comp);
- $code = 'function '.$b.'($t) {' . "\n". $code . "\n\treturn \$t;\n}\n\n";
- $code = join ("\n", $pre) . $code;
+ $code = join("\n", $comp);
+ $code = 'function ' . $b . '($t) {' . "\n" . $code . "\n\treturn \$t;\n}\n\n";
+ $code = join("\n", $pre) . $code;
return $code;
}
* @param int $n
* @return TextWheel
*/
- public static function &getSubWheel($n){
+ public static function &getSubWheel($n) {
return TextWheel::$subwheel[$n];
}
/**
* Create SubWheel (can be overriden in debug class)
+ *
* @param TextWheelRuleset $rules
* @return TextWheel
*/
- protected function &createSubWheel(&$rules){
+ protected function &createSubWheel(&$rules) {
$tw = new TextWheel($rules);
+
return $tw;
}
+ /**
+ * @param $replace
+ * @return string
+ */
+ protected function ruleCompiledEntryName($replace) {
+ if (is_array($replace)) {
+ return serialize($replace);
+ }
+ elseif (is_object($replace)) {
+ return get_class($replace) . ':' . spl_object_hash($replace);
+ }
+ return $replace;
+ }
+
/**
* Initializing a rule a first call
* including file, creating function or wheel
*
* @param TextWheelRule $rule
*/
- protected function initRule(&$rule){
+ protected function initRule(&$rule) {
# language specific
- if ($rule->require){
+ if ($rule->require) {
require_once $rule->require;
}
# optimization: strpos or stripos?
- if (isset($rule->strpos)) {
+ if (isset($rule->if_str)) {
if (strtolower($rule->if_str) !== strtoupper($rule->if_str)) {
$rule->if_stri = $rule->if_str;
- unset($rule->if_str);
+ $rule->if_str = null;
}
}
- if ($rule->create_replace){
- $compile = $rule->replace.'($t)';
+ if ($rule->create_replace) {
+ // DEPRECATED : rule->create_replace, on ne peut rien faire de mieux ici
+ // mais c'est voue a disparaitre
+ $compile = $rule->replace . '($t)';
$rule->replace = create_function('$m', $rule->replace);
- $this->compiled[$rule->replace] = $compile;
+ $this->compiled[$this->ruleCompiledEntryName($rule->replace)] = $compile;
$rule->create_replace = false;
$rule->is_callback = true;
}
- elseif ($rule->is_wheel){
- $n = count(TextWheel::$subwheel);
+ elseif ($rule->is_wheel) {
+ $rule_number = count(TextWheel::$subwheel);
TextWheel::$subwheel[] = $this->createSubWheel($rule->replace);
- $var = '$m['.intval($rule->pick_match).']';
- if ($rule->type=='all' OR $rule->type=='str' OR $rule->type=='split' OR !isset($rule->match))
- $var = '$m';
- $code = 'return TextWheel::getSubWheel('.$n.')->text('.$var.');';
- $rule->replace = create_function('$m', $code);
- $cname = 'compiled_'.str_replace('-','_', $rule->name);
- $compile = TextWheel::getSubWheel($n)->compile($cname);
- $this->compiled[$rule->replace] = $compile;
+ $cname = 'compiled_' . str_replace('-', '_', $rule->name) . '_' . substr(md5(spl_object_hash($rule)),0,7);
+ if ($rule->type == 'all' or $rule->type == 'str' or $rule->type == 'split' or !isset($rule->match)) {
+ $rule->replace = function ($m) use ($rule_number) {
+ return TextWheel::getSubWheel($rule_number)->text($m);
+ };
+ $rule->compilereplace = "'$cname'";
+ }
+ else {
+ $pick_match = intval($rule->pick_match);
+ $rule->replace = function ($m) use ($rule_number, $pick_match) {
+ return TextWheel::getSubWheel($rule_number)->text($m[$pick_match]);
+ };
+ $rule->compilereplace = 'function ($m) { return '.$cname.'($m['.$pick_match.']) }';
+ }
$rule->is_wheel = false;
$rule->is_callback = true;
+ $compile = TextWheel::getSubWheel($rule_number)->compile($cname);
+ $this->compiled[$this->ruleCompiledEntryName($rule->replace)] = $compile;
}
# optimization
$rule->func_replace = '';
if (isset($rule->replace)) {
- switch($rule->type) {
+ switch ($rule->type) {
case 'all':
$rule->func_replace = 'replace_all';
break;
$rule->func_replace = 'replace_str';
// test if quicker strtr usable
if (!$rule->is_callback
- AND is_array($rule->match) AND is_array($rule->replace)
- AND $c = array_map('strlen',$rule->match)
- AND $c = array_unique($c)
- AND count($c)==1
- AND reset($c)==1
- AND $c = array_map('strlen',$rule->replace)
- AND $c = array_unique($c)
- AND count($c)==1
- AND reset($c)==1
- ){
- $rule->match = implode('',$rule->match);
- $rule->replace = implode('',$rule->replace);
+ and is_array($rule->match) and is_array($rule->replace)
+ and $c = array_map('strlen', $rule->match)
+ and $c = array_unique($c)
+ and count($c) == 1
+ and reset($c) == 1
+ and $c = array_map('strlen', $rule->replace)
+ and $c = array_unique($c)
+ and count($c) == 1
+ and reset($c) == 1
+ ) {
+ $rule->match = implode('', $rule->match);
+ $rule->replace = implode('', $rule->replace);
$rule->func_replace = 'replace_strtr';
}
break;
case 'split':
$rule->func_replace = 'replace_split';
- $rule->match = array($rule->match, is_null($rule->glue)?$rule->match:$rule->glue);
+ $rule->match = array($rule->match, is_null($rule->glue) ? $rule->match : $rule->glue);
break;
case 'preg':
default:
$rule->func_replace = 'replace_preg';
break;
}
- if ($rule->is_callback)
+ if ($rule->is_callback) {
$rule->func_replace .= '_cb';
+ }
}
- if (!method_exists("TextWheel", $rule->func_replace)){
+ if (!method_exists("TextWheel", $rule->func_replace)) {
$rule->disabled = true;
$rule->func_replace = 'replace_identity';
}
* @param string $t
* @param int $count
*/
- protected function apply(&$rule, &$t, &$count=null) {
+ protected function apply(&$rule, &$t, &$count = null) {
- if ($rule->disabled)
+ if ($rule->disabled) {
return;
+ }
- if (isset($rule->if_chars) AND (strpbrk($t, $rule->if_chars) === false))
+ if (isset($rule->if_chars) and (strpbrk($t, $rule->if_chars) === false)) {
return;
+ }
- if (isset($rule->if_str) AND strpos($t, $rule->if_str) === false)
+ if (isset($rule->if_match) and !preg_match($rule->if_match, $t)) {
return;
+ }
- if (isset($rule->if_stri) AND stripos($t, $rule->if_str) === false)
- return;
+ // init rule before testing if_str / if_stri as they are optimized by initRule
+ if (!isset($rule->func_replace)) {
+ $this->initRule($rule);
+ }
- if (isset($rule->if_match) AND !preg_match($rule->if_match, $t))
+ if (isset($rule->if_str) and strpos($t, $rule->if_str) === false) {
return;
+ }
- if (!isset($rule->func_replace))
- $this->initRule($rule);
+ if (isset($rule->if_stri) and stripos($t, $rule->if_stri) === false) {
+ return;
+ }
$func = $rule->func_replace;
- TextWheel::$func($rule->match,$rule->replace,$t,$count);
+ TextWheel::$func($rule->match, $rule->replace, $t, $count);
}
/**
* No Replacement function
* fall back in case of unknown method for replacing
* should be called max once per rule
- *
+ *
* @param mixed $match
* @param mixed $replace
* @param string $t
* @param int $count
*/
- protected static function replace_identity(&$match,&$replace,&$t,&$count){
+ protected static function replace_identity(&$match, &$replace, &$t, &$count) {
}
/**
* Static replacement of All text
+ *
* @param mixed $match
* @param mixed $replace
* @param string $t
* @param int $count
*/
- protected static function replace_all(&$match,&$replace,&$t,&$count){
+ protected static function replace_all(&$match, &$replace, &$t, &$count) {
# special case: replace $0 with $t
# replace: "A$0B" will surround the string with A..B
# replace: "$0$0" will repeat the string
- if (strpos($replace, '$0')!==FALSE)
+ if (strpos($replace, '$0') !== false) {
$t = str_replace('$0', $t, $replace);
- else
+ } else {
$t = $replace;
+ }
}
/**
* Call back replacement of All text
+ *
* @param mixed $match
* @param mixed $replace
* @param string $t
* @param int $count
*/
- protected static function replace_all_cb(&$match,&$replace,&$t,&$count){
+ protected static function replace_all_cb(&$match, &$replace, &$t, &$count) {
$t = $replace($t);
}
* @param string $t
* @param int $count
*/
- protected static function replace_str(&$match,&$replace,&$t,&$count){
- if (!is_string($match) OR strpos($t,$match)!==FALSE)
+ protected static function replace_str(&$match, &$replace, &$t, &$count) {
+ if (!is_string($match) or strpos($t, $match) !== false) {
$t = str_replace($match, $replace, $t, $count);
+ }
}
/**
* @param string $t
* @param int $count
*/
- protected static function replace_strtr(&$match,&$replace,&$t,&$count){
- $t = strtr( $t, $match, $replace);
+ protected static function replace_strtr(&$match, &$replace, &$t, &$count) {
+ $t = strtr($t, $match, $replace);
}
/**
* @param string $t
* @param int $count
*/
- protected static function replace_str_cb(&$match,&$replace,&$t,&$count){
- if (strpos($t,$match)!==FALSE)
- if (count($b = explode($match, $t)) > 1)
+ protected static function replace_str_cb(&$match, &$replace, &$t, &$count) {
+ if (strpos($t, $match) !== false) {
+ if (count($b = explode($match, $t)) > 1) {
$t = join($replace($match), $b);
+ }
+ }
}
/**
* @param mixed $replace
* @param string $t
* @param int $count
+ * @throws Exception
*/
- protected static function replace_preg(&$match,&$replace,&$t,&$count){
+ protected static function replace_preg(&$match, &$replace, &$t, &$count) {
$t = preg_replace($match, $replace, $t, -1, $count);
+ if (is_null($t)) {
+ throw new Exception('Memory error, increase pcre.backtrack_limit in php.ini');
+ }
}
/**
* Callback Preg replacement
+ *
* @param mixed $match
* @param mixed $replace
* @param string $t
* @param int $count
+ * @throws Exception
*/
- protected static function replace_preg_cb(&$match,&$replace,&$t,&$count){
+ protected static function replace_preg_cb(&$match, &$replace, &$t, &$count) {
$t = preg_replace_callback($match, $replace, $t, -1, $count);
+ if (is_null($t)) {
+ throw new Exception('Memory error, increase pcre.backtrack_limit in php.ini');
+ }
}
/**
* Static split replacement : invalid
+ *
* @param mixed $match
* @param mixed $replace
* @param string $t
* @param int $count
*/
- protected static function replace_split(&$match,&$replace,&$t,&$count){
+ protected static function replace_split(&$match, &$replace, &$t, &$count) {
throw new InvalidArgumentException('split rule always needs a callback function as replace');
}
/**
* Callback split replacement
+ *
* @param array $match
* @param mixed $replace
* @param string $t
* @param int $count
*/
- protected static function replace_split_cb(&$match,&$replace,&$t,&$count){
+ protected static function replace_split_cb(&$match, &$replace, &$t, &$count) {
$a = explode($match[0], $t);
- $t = join($match[1], array_map($replace,$a));
+ $t = join($match[1], array_map($replace, $a));
}
}
class TextWheelDebug extends TextWheel {
- static protected $t; #tableaux des temps
- static protected $tu; #tableaux des temps (rules utilises)
- static protected $tnu; #tableaux des temps (rules non utilises)
- static protected $u; #compteur des rules utiles
- static protected $w; #compteur des rules appliques
- static $total;
+ protected static $t; #tableaux des temps
+ protected static $tu; #tableaux des temps (rules utilises)
+ protected static $tnu; #tableaux des temps (rules non utilises)
+ protected static $u; #compteur des rules utiles
+ protected static $w; #compteur des rules appliques
+ public static $total;
/**
* Timer for profiling
- *
+ *
* @staticvar int $time
* @param string $t
* @param bool $raw
* @return int/strinf
*/
- protected function timer($t='rien', $raw = false) {
+ protected function timer($t = 'rien', $raw = false) {
static $time;
- $a=time(); $b=microtime();
+ $a = time();
+ $b = microtime();
// microtime peut contenir les microsecondes et le temps
- $b=explode(' ',$b);
- if (count($b)==2) $a = end($b); // plus precis !
+ $b = explode(' ', $b);
+ if (count($b) == 2) {
+ $a = end($b);
+ } // plus precis !
$b = reset($b);
if (!isset($time[$t])) {
$time[$t] = $a + $b;
} else {
$p = ($a + $b - $time[$t]) * 1000;
unset($time[$t]);
- if ($raw) return $p;
- if ($p < 1000)
+ if ($raw) {
+ return $p;
+ }
+ if ($p < 1000) {
$s = '';
- else {
- $s = sprintf("%d ", $x = floor($p/1000));
- $p -= ($x*1000);
+ } else {
+ $s = sprintf("%d ", $x = floor($p / 1000));
+ $p -= ($x * 1000);
}
+
return $s . sprintf("%.3f ms", $p);
}
}
* @return string
*/
public function text($t) {
- $rules = & $this->ruleset->getRules();
+ $rules = &$this->ruleset->getRules();
## apply each in order
foreach ($rules as $name => $rule) #php4+php5
{
- if (is_int($name))
- $name .= ' '.$rule->match;
+ if (is_int($name)) {
+ $name .= ' ' . $rule->match;
+ }
$this->timer($name);
$b = $t;
$this->apply($rule, $t);
- TextWheelDebug::$w[$name] ++; # nombre de fois appliquee
+ TextWheelDebug::$w[$name]++; # nombre de fois appliquee
$v = $this->timer($name, true); # timer
TextWheelDebug::$t[$name] += $v;
if ($t !== $b) {
- TextWheelDebug::$u[$name] ++; # nombre de fois utile
+ TextWheelDebug::$u[$name]++; # nombre de fois utile
TextWheelDebug::$tu[$name] += $v;
} else {
TextWheelDebug::$tnu[$name] += $v;
}
-
+
}
#foreach ($this->rules as &$rule) #smarter &reference, but php5 only
# $this->apply($rule, $t);
/**
* Ouputs data stored for profiling/debuging purposes
*/
- public static function outputDebug(){
+ public static function outputDebug() {
if (isset(TextWheelDebug::$t)) {
$time = array_flip(array_map('strval', TextWheelDebug::$t));
krsort($time);
<caption>Temps par rule</caption>
<thead><tr><th>temps (ms)</th><th>rule</th><th>application</th><th>t/u (ms)</th><th>t/n-u (ms)</th></tr></thead>\n";
$total = 0;
- foreach($time as $t => $r) {
+ foreach ($time as $t => $r) {
$applications = intval(TextWheelDebug::$u[$r]);
$total += $t;
- if(intval($t*10))
+ if (intval($t * 10)) {
echo "<tr>
- <td class='number strong'>".number_format(round($t*10)/10,1)."</td><td> ".spip_htmlspecialchars($r)."</td>
+ <td class='number strong'>" . number_format(round($t * 10) / 10, 1) . "</td><td> " . spip_htmlspecialchars($r) . "</td>
<td"
- . (!$applications ? " class='zero'" : "")
- .">".$applications."/".intval(TextWheelDebug::$w[$r])."</td>
- <td class='number'>".($applications?number_format(round(TextWheelDebug::$tu[$r]/$applications*100)/100,2):"") ."</td>
- <td class='number'>".(($nu = intval(TextWheelDebug::$w[$r])-$applications)?number_format(round(TextWheelDebug::$tnu[$r]/$nu*100)/100,2):"") ."</td>
+ . (!$applications ? " class='zero'" : "")
+ . ">" . $applications . "/" . intval(TextWheelDebug::$w[$r]) . "</td>
+ <td class='number'>" . ($applications ? number_format(round(TextWheelDebug::$tu[$r] / $applications * 100) / 100,
+ 2) : "") . "</td>
+ <td class='number'>" . (($nu = intval(TextWheelDebug::$w[$r]) - $applications) ? number_format(round(TextWheelDebug::$tnu[$r] / $nu * 100) / 100,
+ 2) : "") . "</td>
</tr>";
+ }
}
echo "</table>\n";
TextWheelDebug::outputTotal($GLOBALS['totaux']);
echo "</table>";
# somme des temps des rules, ne tient pas compte des subwheels
- echo "<p>temps total rules: ".round($total)." ms</p>\n";
+ echo "<p>temps total rules: " . round($total) . " ms</p>\n";
echo "</div>\n";
}
}
- public static function outputTotal($liste, $profondeur=0) {
+ public static function outputTotal($liste, $profondeur = 0) {
ksort($liste);
foreach ($liste as $cause => $duree) {
if (is_array($duree)) {
- TextWheelDebug::outputTotal($duree, $profondeur+1);
+ TextWheelDebug::outputTotal($duree, $profondeur + 1);
} else {
echo "<tr class='prof-$profondeur'>
- <td class='number'><b>".intval($duree)."</b> ms</td>
- <td class='name'>".spip_htmlspecialchars($cause)."</td>
+ <td class='number'><b>" . intval($duree) . "</b> ms</td>
+ <td class='name'>" . spip_htmlspecialchars($cause) . "</td>
</tr>\n";
}
}
}
-
+
/**
* Create SubWheel (can be overriden in debug class)
+ *
* @param TextWheelRuleset $rules
* @return TextWheel
*/
- protected function &createSubWheel(&$rules){
+ protected function &createSubWheel(&$rules) {
return new TextWheelDebug($rules);
}
}
-
/**
* stripos for php4
*/
if (!function_exists('stripos')) {
function stripos($haystack, $needle) {
- return strpos($haystack, stristr( $haystack, $needle ));
+ return strpos($haystack, stristr($haystack, $needle));
}
}
*/
if (!function_exists('strpbrk')) {
function strpbrk($haystack, $char_list) {
- $result = strcspn($haystack, $char_list);
- if ($result != strlen($haystack)) {
- return $result;
- }
- return false;
+ $result = strcspn($haystack, $char_list);
+ if ($result != strlen($haystack)) {
+ return $result;
+ }
+
+ return false;
}
}
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