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jellyfish.php
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<?php
class template
{
protected $file;
protected $looparray = array();
protected $values = array();
protected $macros = array();
protected static $global_values = array();
public function __construct($file)
{
$this->file = $file;
}
public function set($key, $value, $global=0)
{
if ($global==0)
{
$this->values[$key] = $value;
}
elseif ($global==1)
{
self::$global_values[$key] = $value;
}
else
{
return 0;
}
}
public function output()
{
if (!file_exists($this->file))
{
return "Error loading template file ($this->file).";
}
$output = file_get_contents($this->file);
// COMMENT
$output=$this->comment($output);
// ADD VARS
$output=$this->add_vars($output);
// ADD ARRAYS
$output=$this->add_array($output);
// INCLUDE OTHER TEMPLATES
$output=$this->include_template($output);
// ADD MACRO
$output=$this->add_macro($output);
// CALL MACRO
$output=$this->call_macro($output);
// LOOP IN ARRAY
$output=$this->loop($output);
// NESETED LOOP
$output=$this->nested_loop($output);
// CONDITION
$output=$this->condition($output);
// NESTED CONDITION
$output=$this->nested_condition($output);
// FILTERS
$output=$this->filters($output);
return $output;
}
// NESTED CONDITION
private function nested_condition($string)
{
$innerif=NULL;
$innerblock=NULL;
while (preg_match("/\{% if \(.+?\) ?%}/", $string))
{
$lines=explode("\n", $string);
foreach ($lines as $x)
{
if (preg_match("/\{% ?if \(.+?\) ?%}/", $x))
{
$innerif=$x;
}
if (preg_match("/\{% ?endif ?%}/", $x))
{
break;
}
}
$innerblock=preg_replace_callback("~.*(\Q".$innerif."\E.+?\{% ?endif ?%}).*~s", function ($found)
{
return $found[1];
}, $string);
$processedblock=$this->condition($innerblock);
$innerblock=preg_quote($innerblock);
$string=preg_replace("|".$innerblock."|s", $processedblock, $string);
}
return $string;
}
// CONDITION
private function condition($string)
{
$string=preg_replace_callback("/(\{% ?if ?(\(.+?\)) ?%}(.+?)\{% ?endif ?%})/s", function ($found)
{
if (preg_match("/\{% ?if \(.+?\) ?%}/s",$found[3]))
{
return $found[1];
}
$condstring=$this->filters($found[2], true);
try
{
$cond=eval("return $condstring;");
}
catch (ParseError $e)
{
$cond=0;
}
if ($cond)
{
if (preg_match("/\{% ?else/", $found[3]))
{
$truestring=preg_replace_callback("/^(.*?)\{% ?else.*$/s", function ($innerstring)
{
return $innerstring[1];
}, $found[3]);
return $truestring;
}
else
{
return $found[3];
}
}
else
{
if (preg_match("/\{% ?elseif ?\(.+?\) ?%}/s", $found[3]))
{
preg_match_all("/\{% ?elseif ?\(.+?\) ?%}/s", $found[3], $matches);
$matches=$matches[0];
foreach ($matches as $block)
{
$condstring=preg_replace_callback("/^.+(\(.+\)).+$/", function ($innerfound)
{
return $innerfound[1];
}, $block);
$condstring=$this->filters($condstring);
try
{
$cond=eval("return $condstring;");
}
catch (ParseError $e)
{
$cond=0;
}
if ($cond)
{
$truestring=preg_replace_callback("/^.*\Q".$block."\E(.+?)(\{% ?else.*)?$/s", function ($innerstring)
{
return $innerstring[1];
}, $found[3]);
return $truestring;
}
}
}
if (preg_match("/\{% ?else ?%}/", $found[3]))
{
$falsestring=preg_replace_callback("/^.*\{% ?else ?%}(.*)$/s", function ($innerstring)
{
return $innerstring[1];
}, $found[3]);
return $falsestring;
}
else return NULL;
}
}, $string);
return $string;
}
// LOOP
private function loop($string)
{
$string=preg_replace_callback("/(\{% ?for ((\w+?)=>)?(\w+?) in (\{\{ ?.+? ?}}) ?%}(.+?)\{% ?endfor ?%})/s", function($found)
{
if (preg_match("/\{% for (\w+?=>)?\w+ in \{\{ ?\w+? ?}} ?%}/s",$found[6]))
{
return $found[1];
}
$row=NULL;
$myarray=$this->filters($found[5]);
if ($myarray!="Array")
{
$myarray=str_split($this->values[$found[5]]);
}
else
{
$myarray=$this->looparray;
}
if ((count($myarray)==1) && (isset($myarray[0])) && ($myarray[0]==""))
{
return NULL;
}
if (preg_match("/\{\{ ?".$found[4]."(\[.+]) ?}}/", $found[6]))
{
if ((!isset($myarray[0])) || (!is_array($myarray[0])))
{
$newarray[0]=$myarray;
array_push($newarray,NULL);
$myarray=$newarray;
array_pop($myarray);
}
}
foreach($myarray as $key=>$element)
{
if (preg_match("/\{\{ ?".$found[4]."(\[.+]) ?}}/", $found[6]))
{
$innerblock=$found[6];
while (preg_match("/\{\{ ?".$found[4]."(\[.+]) ?}}/", $innerblock))
{
$innerblock=preg_replace_callback("/\{\{ ?".$found[4]."(\[.+]) ?}}/sU", function($dim) use($element)
{
return eval('return $element'.$dim[1].';');
}, $innerblock, 1);
}
$row.=$innerblock;
}
else
{
$string=preg_replace_callback("/\{\{ ?(".$found[4].")(.+?) ?}}/", function($filters) use($element)
{
return "{{ ".$element.$filters[2]." }}";
}, $found[6]);
if (!empty($found[3]))
{
$string=preg_replace_callback("/\{\{ ?(".$found[3].")(.+?) ?}}/", function($filters) use($key)
{
return "{{ ".$key.$filters[2]." }}";
}, $string);
}
$row.=$string;
}
}
$row=$this->condition($row);
return $row;
}, $string);
return $string;
}
// NESTED LOOP
private function nested_loop($string)
{
$innerfor=NULL;
$innerblock=NULL;
while (preg_match("/\{% for (\w+?=>)?\w+ in \{\{ ?.+? ?}} ?%}/", $string))
{
$lines=explode("\n", $string);
foreach ($lines as $x)
{
if (preg_match("/\{% for (\w+?=>)?\w+ in \{\{.+? ?}} ?%}/", $x))
{
$innerfor=$x;
}
if (preg_match("/\{% ?endfor ?%}/", $x))
{
break;
}
}
$innerblock=preg_replace_callback("~.*(\Q".$innerfor."\E.+?\{ ?endfor ?%}).*~s", function ($found)
{
return $found[1];
}, $string);
$processedblock=$this->loop($innerblock);
$innerblock=preg_quote($innerblock);
$string=preg_replace("|".$innerblock."|s", $processedblock, $string);
}
return $string;
}
// NEW FILTERS
private function filters($string,$cond=false)
{
$string=preg_replace_callback("/\{\{ ?(.+?) ?}}/", function($found)
{
if (preg_match("/\|/", $found[1]))
{
$filterarray=explode("|", $found[1]);
$mainvar=trim(array_shift($filterarray));
if (preg_match("/\[.+?]/", $mainvar))
{
$returnvar=preg_replace_callback("/^(.+?)(\[.+])$/", function($found2)
{
return @eval('return $this->values["'.$found2[1].'"]'.$found2[2].';');
}, $mainvar);
if (empty($returnvar))
{
$default=true;
}
}
else
{
if (isset($this->values[$mainvar]))
{
$returnvar=$this->values[$mainvar];
}
elseif (isset(self::$global_values[trim($mainvar)]))
{
$returnvar=self::$global_values[trim($mainvar)];
}
else
{
$returnvar=$mainvar;
$default=true;
}
}
foreach ($filterarray as $filter)
{
$filter=trim($filter);
if (is_array($returnvar))
{
switch ($filter)
{
case "count":
$returnvar=count($returnvar);
break;
case "rand":
$returnvar=$returnvar[array_rand($returnvar)];
break;
case "first":
$returnvar=reset($returnvar);
break;
case "last":
$returnvar=end($returnvar);
break;
case "min":
$returnvar=min($returnvar);
break;
case "max":
$returnvar=end($returnvar);
break;
case "sort":
sort($returnvar);
break;
case "ksort":
ksort($returnvar);
break;
case "krsort":
krsort($returnvar);
break;
case "reverse":
rsort($returnvar);
break;
case "shuffle":
shuffle($returnvar);
break;
case "unique":
$returnvar=array_unique($returnvar);
break;
case (preg_match("/^join ?\(.*?\)$/", $filter) ? true : false):
$returnvar=preg_replace_callback("/^join ?\((.*?)\)$/", function($found2) use($returnvar)
{
return implode($found2[1], $returnvar);
}, $filter);
break;
case (preg_match("/^search ?\(.*?\)$/", $filter) ? true : false):
$returnvar=preg_replace_callback("/^search ?\((.*?)\)$/", function($found2) use($returnvar)
{
return in_array($found2[1], $returnvar);
}, $filter);
break;
case (preg_match("/^keysearch ?\(.*?\)$/", $filter) ? true : false):
$returnvar=preg_replace_callback("/^keysearch ?\((.*?)\)$/", function($found2) use($returnvar)
{
return array_key_exists($found2[1], $returnvar);
}, $filter);
break;
}
}
elseif (is_numeric($returnvar))
{
switch ($filter)
{
case (preg_match("/^(sin|cos|tan|asin|acos|atan|log|
ceil|floor|round|abs|sqrt|log10|dechex|hexdec|
decoct|octdec|bindec|decbin)$/", $filter) ? true : false):
$returnvar=@eval("return $filter($returnvar);");
break;
}
}
elseif (is_string($returnvar))
{
switch ($filter)
{
case "uc":
$returnvar=strtoupper($returnvar);
break;
case "ucf":
$returnvar=ucfirst($returnvar);
break;
case "lc":
$returnvar=strtolower($returnvar);
break;
case "lcf":
$returnvar=lcfirst($returnvar);
break;
case (preg_match("/^repeat ?\(\d+?\)$/", $filter) ? true : false):
$returnvar=preg_replace_callback("/^repeat ?\((\d+?)\)$/", function($found2) use($returnvar)
{
return str_repeat($returnvar, $found2[1]);
}, $filter);
break;
case "shuffle":
$returnvar=str_shuffle($returnvar);
break;
case "length":
$returnvar=strlen($returnvar);
break;
case (preg_match("/^search ?\(.*?\)$/", $filter) ? true : false):
$returnvar=preg_replace_callback("/^search ?\((.*?)\)$/", function($found2) use($returnvar)
{
return strpos($returnvar, $found2[1]);
}, $filter);
break;
}
}
switch ($filter)
{
case "md5":
$returnvar=md5($returnvar);
break;
case "sha1":
$returnvar=sha1($returnvar);
break;
case "sha256":
$returnvar=sha256($returnvar);
break;
case "sha384":
$returnvar=sha384($returnvar);
break;
case "sha512":
$returnvar=sha512($returnvar);
break;
case "crc32":
$returnvar=crc32($returnvar);
break;
case (preg_match("/^default ?\(.*?\)$/", $filter) ? true : false):
if (isset($default))
{
$returnvar=preg_replace_callback("/^default ?\((.*?)\)$/", function($found2)
{
return $found2[1];
}, $filter);
}
break;
case "isset":
if (isset($default))
{
$returnvar=0;
}
else
{
$returnvar=1;
}
}
}
}
else
{
if (preg_match("/\[.+?]/", trim($found[1])))
{
$returnvar=preg_replace_callback("/^(.+?)(\[.+])$/", function($found2)
{
return @eval('return $this->values["'.$found2[1].'"]'.$found2[2].';');
}, $found[1]);
}
else
{
if (isset(self::$global_values[trim($found[1])]))
{
$returnvar=self::$global_values[trim($found[1])];
}
elseif (isset($this->values[trim($found[1])]))
{
$returnvar=$this->values[trim($found[1])];
}
else
{
$returnvar=trim($found[1]);
}
}
}
if (is_array($returnvar))
{
$this->looparray=NULL;
$this->looparray=$returnvar;
$returnvar="Array";
}
return $returnvar;
}, $string);
return $string;
}
// ADD VARS
private function add_vars($string)
{
$string=preg_replace_callback("/\{% ?(global)? var (.+?)=(.+?) ?%}/", function($found)
{
$names=preg_replace("/\s/", "", $found[2]);
$names=explode(",", $names);
$values=preg_replace("/\s/", "", $found[3]);
$values=explode(",", $values);
foreach($names as $key=>$value)
{
if (empty($found[1]))
{
$this->set($value, $values[$key]);
}
else
{
$this->set($value, $values[$key], 1);
}
}
return NULL;
}, $string);
return $string;
}
// ADD ARRAY
private function add_array($string)
{
$string=preg_replace_callback("/\{% ?(global)? array (\w+?)= ?\[(.+?)\] ?%}/", function($found)
{
$arrayname=preg_replace("/\s/", "", $found[1]);
$arrayname=explode(",", $arrayname);
$arrayname=array();
$values=preg_replace("/\s/", "", $found[3]);
$values=explode(",", $values);
foreach($values as $value)
{
array_push($arrayname, $value);
}
if (empty($found))
{
$this->set($found[1], $arrayname);
}
else
{
$this->set($found[1], $arrayname);
}
return NULL;
}, $string);
return $string;
}
private function include_template($string)
{
$string=preg_replace_callback("/\{% ?include '(.+?)' ?%}/", function($found)
{
// substitue variables
$found[1]=$this->filters($found[1]);
$newfile=NULL;
if (file_exists($found[1]))
{
if (pathinfo($found[1], PATHINFO_EXTENSION)=="tpl")
{
$newfile=file_get_contents($found[1]);
}
else
{
$newfile=include $found[1];
}
}
return $newfile;}, $string);
if (preg_match("/\{% ?include '(.+?)' ?%}/", $string))
{
$string=$this->include_template($string);
}
// ADD VARS
$string=$this->add_vars($string);
// ADD ARRAYS
$string=$this->add_array($string);
return $string;
}
private function add_macro($string)
{
$string=preg_replace_callback("/\{% ?macro (\w+?)\((.+?)\) ?%}(.+?){% ?endmacro ?%}/s", function($found)
{
$temparray=preg_replace("/\s/", "", $found[2]);
$temparray=explode(",", $temparray);
$macro=new macro($found[1], $temparray, $found[3]);
$this->macros[$found[1]]=$macro;
return NULL;
}, $string);
return $string;
}
private function call_macro($string)
{
$string=preg_replace_callback("/\{% ?call (\w+?)\((.+?)\) ?%}/", function($found)
{
$temparray=preg_replace("/,\s*?/", ",", $found[2]);
$temparray=explode(",", $temparray);
$inserted=isset($this->macros[$found[1]]) ? $this->macros[$found[1]]->call($found[1], $temparray) : NULL;
return $inserted;
}, $string);
return $string;
}
private function comment($string)
{
$string=preg_replace("/\{#.*#}/s", NULL, $string);
return $string;
}
}
class macro
{
private $name;
private $properties = array();
private $values = array();
private $body;
public function __construct($name, $properties=array(), $body)
{
$this->name=$name;
foreach($properties as $value)
{
array_push($this->properties, $value);
}
$this->body=$body;
}
public function call($name, $property_values=array())
{
foreach ($this->properties as $key=>$propname)
{
$this->values[$propname]=$property_values[$key];
}
$return_string=preg_replace_callback("/\{\{ ?(.+?) ?}}/", function($found)
{
return $this->values[$found[1]];
}, $this->body);
return $return_string;
}
}
?>