diff options
Diffstat (limited to 'include/template_processor.php')
| -rwxr-xr-x | include/template_processor.php | 540 |
1 files changed, 271 insertions, 269 deletions
diff --git a/include/template_processor.php b/include/template_processor.php index 74acc9c67..d2bf283e3 100755 --- a/include/template_processor.php +++ b/include/template_processor.php @@ -1,305 +1,307 @@ <?php - require_once 'include/ITemplateEngine.php'; - - define ("KEY_NOT_EXISTS", '^R_key_not_Exists^'); - - class Template implements ITemplateEngine { - static $name ="internal"; - - var $r; - var $search; - var $replace; - var $stack = array(); - var $nodes = array(); - var $done = false; - var $d = false; - var $lang = null; - var $debug=false; - - private function _preg_error(){ - - switch(preg_last_error()){ - case PREG_INTERNAL_ERROR: echo('PREG_INTERNAL_ERROR'); break; - case PREG_BACKTRACK_LIMIT_ERROR: echo('PREG_BACKTRACK_LIMIT_ERROR'); break; - case PREG_RECURSION_LIMIT_ERROR: echo('PREG_RECURSION_LIMIT_ERROR'); break; - case PREG_BAD_UTF8_ERROR: echo('PREG_BAD_UTF8_ERROR'); break; +require_once 'include/ITemplateEngine.php'; + +define ("KEY_NOT_EXISTS", '^R_key_not_Exists^'); + +class Template implements ITemplateEngine { + static $name ="internal"; + + var $r; + var $search; + var $replace; + var $stack = array(); + var $nodes = array(); + var $done = false; + var $d = false; + var $lang = null; + var $debug=false; + + private function _preg_error() { + switch(preg_last_error()) { + case PREG_INTERNAL_ERROR: echo('PREG_INTERNAL_ERROR'); break; + case PREG_BACKTRACK_LIMIT_ERROR: echo('PREG_BACKTRACK_LIMIT_ERROR'); break; + case PREG_RECURSION_LIMIT_ERROR: echo('PREG_RECURSION_LIMIT_ERROR'); break; + case PREG_BAD_UTF8_ERROR: echo('PREG_BAD_UTF8_ERROR'); break; // This is only valid for php > 5.3, not certain how to code around it for unit tests -// case PREG_BAD_UTF8_OFFSET_ERROR: echo('PREG_BAD_UTF8_OFFSET_ERROR'); break; - default: - //die("Unknown preg error."); - return; - } - echo "<hr><pre>"; - debug_print_backtrace(); - die(); +// case PREG_BAD_UTF8_OFFSET_ERROR: echo('PREG_BAD_UTF8_OFFSET_ERROR'); break; + default: + //die("Unknown preg error."); + return; } - - - private function _push_stack(){ - $this->stack[] = array($this->r, $this->nodes); - } - private function _pop_stack(){ - list($this->r, $this->nodes) = array_pop($this->stack); - - } - - private function _get_var($name, $retNoKey=false){ - $keys = array_map('trim',explode(".",$name)); - if ($retNoKey && !array_key_exists($keys[0], $this->r)) return KEY_NOT_EXISTS; - $val = $this->r; - foreach($keys as $k) { - $val = (isset($val[$k]) ? $val[$k] : null); - } - return template_escape($val); + echo "<hr><pre>"; + debug_print_backtrace(); + die(); + } + + private function _push_stack() { + $this->stack[] = array($this->r, $this->nodes); + } + + private function _pop_stack(){ + list($this->r, $this->nodes) = array_pop($this->stack); + } + + private function _get_var($name, $retNoKey=false) { + $keys = array_map('trim',explode(".",$name)); + if ($retNoKey && !array_key_exists($keys[0], $this->r)) + return KEY_NOT_EXISTS; + + $val = $this->r; + foreach($keys as $k) { + $val = (isset($val[$k]) ? $val[$k] : null); } - - /** - * IF node - * - * {{ if <$var> }}...[{{ else }} ...] {{ endif }} - * {{ if <$var>==<val|$var> }}...[{{ else }} ...]{{ endif }} - * {{ if <$var>!=<val|$var> }}...[{{ else }} ...]{{ endif }} - */ - private function _replcb_if($args){ - if (strpos($args[2],"==")>0){ - list($a,$b) = array_map("trim",explode("==",$args[2])); - $a = $this->_get_var($a); - if ($b[0]=="$") $b = $this->_get_var($b); - $val = ($a == $b); - } else if (strpos($args[2],"!=")>0){ - list($a,$b) = array_map("trim", explode("!=",$args[2])); - $a = $this->_get_var($a); - if ($b[0]=="$") $b = $this->_get_var($b); - $val = ($a != $b); - } else { - $val = $this->_get_var($args[2]); - } - $x = preg_split("|{{ *else *}}|", $args[3]); - return ( ($val) ? $x[0] : (isset($x[1]) ? $x[1] : "")); + + return template_escape($val); + } + + /** + * IF node + * \code + * {{ if <$var> }}...[{{ else }} ...] {{ endif }} + * {{ if <$var>==<val|$var> }}...[{{ else }} ...]{{ endif }} + * {{ if <$var>!=<val|$var> }}...[{{ else }} ...]{{ endif }} + * \endcode + */ + private function _replcb_if($args) { + if (strpos($args[2],"==")>0){ + list($a,$b) = array_map("trim",explode("==",$args[2])); + $a = $this->_get_var($a); + if ($b[0]=="$") $b = $this->_get_var($b); + $val = ($a == $b); + } else if (strpos($args[2],"!=")>0){ + list($a,$b) = array_map("trim", explode("!=",$args[2])); + $a = $this->_get_var($a); + if ($b[0]=="$") $b = $this->_get_var($b); + $val = ($a != $b); + } else { + $val = $this->_get_var($args[2]); } - - /** - * FOR node - * - * {{ for <$var> as $name }}...{{ endfor }} - * {{ for <$var> as $key=>$name }}...{{ endfor }} - */ - private function _replcb_for($args){ - $m = array_map('trim', explode(" as ", $args[2])); - $x = explode("=>",$m[1]); - if (count($x) == 1) { - $varname = $x[0]; - $keyname = ""; - } else { - list($keyname, $varname) = $x; - } - if ($m[0]=="" || $varname=="" || is_null($varname)) die("template error: 'for ".$m[0]." as ".$varname."'") ; - //$vals = $this->r[$m[0]]; - $vals = $this->_get_var($m[0]); - $ret=""; - if (!is_array($vals)) return $ret; - foreach ($vals as $k=>$v){ - $this->_push_stack(); - $r = $this->r; - $r[$varname] = $v; - if ($keyname!='') $r[$keyname] = (($k === 0) ? '0' : $k); - $ret .= $this->replace($args[3], $r); - $this->_pop_stack(); - } - return $ret; + $x = preg_split("|{{ *else *}}|", $args[3]); + + return ( ($val) ? $x[0] : (isset($x[1]) ? $x[1] : "")); + } + + /** + * FOR node + * \code + * {{ for <$var> as $name }}...{{ endfor }} + * {{ for <$var> as $key=>$name }}...{{ endfor }} + * \endcode + */ + private function _replcb_for($args) { + $m = array_map('trim', explode(" as ", $args[2])); + $x = explode("=>",$m[1]); + if (count($x) == 1) { + $varname = $x[0]; + $keyname = ""; + } else { + list($keyname, $varname) = $x; } + if ($m[0]=="" || $varname=="" || is_null($varname)) die("template error: 'for ".$m[0]." as ".$varname."'") ; + //$vals = $this->r[$m[0]]; + $vals = $this->_get_var($m[0]); + $ret=""; + if (!is_array($vals)) return $ret; - /** - * INC node - * - * {{ inc <templatefile> [with $var1=$var2] }}{{ endinc }} - */ - private function _replcb_inc($args){ - if (strpos($args[2],"with")) { - list($tplfile, $newctx) = array_map('trim', explode("with",$args[2])); - } else { - $tplfile = trim($args[2]); - $newctx = null; - } - - if ($tplfile[0]=="$") $tplfile = $this->_get_var($tplfile); - + foreach ($vals as $k=>$v){ $this->_push_stack(); $r = $this->r; - if (!is_null($newctx)) { - list($a,$b) = array_map('trim', explode("=",$newctx)); - $r[$a] = $this->_get_var($b); - } - $this->nodes = Array(); - $tpl = get_markup_template($tplfile); - $ret = $this->replace($tpl, $r); + $r[$varname] = $v; + if ($keyname!='') $r[$keyname] = (($k === 0) ? '0' : $k); + $ret .= $this->replace($args[3], $r); $this->_pop_stack(); - return $ret; - } - - /** - * DEBUG node - * - * {{ debug $var [$var [$var [...]]] }}{{ enddebug }} - * - * replace node with <pre>var_dump($var, $var, ...);</pre> - */ - private function _replcb_debug($args){ - $vars = array_map('trim', explode(" ",$args[2])); - $vars[] = $args[1]; - - $ret = "<pre>"; - foreach ($vars as $var){ - $ret .= htmlspecialchars(var_export( $this->_get_var($var), true )); - $ret .= "\n"; - } - $ret .= "</pre>"; - return $ret; + + return $ret; + } + + /** + * INC node + * \code + * {{ inc <templatefile> [with $var1=$var2] }}{{ endinc }} + * \endcode + */ + private function _replcb_inc($args) { + if (strpos($args[2],"with")) { + list($tplfile, $newctx) = array_map('trim', explode("with",$args[2])); + } else { + $tplfile = trim($args[2]); + $newctx = null; } - private function _replcb_node($m) { - $node = $this->nodes[$m[1]]; - if (method_exists($this, "_replcb_".$node[1])){ - $s = call_user_func(array($this, "_replcb_".$node[1]), $node); - } else { - $s = ""; - } - $s = preg_replace_callback('/\|\|([0-9]+)\|\|/', array($this, "_replcb_node"), $s); - return $s; + if ($tplfile[0]=="$") $tplfile = $this->_get_var($tplfile); + + $this->_push_stack(); + $r = $this->r; + if (!is_null($newctx)) { + list($a,$b) = array_map('trim', explode("=",$newctx)); + $r[$a] = $this->_get_var($b); + } + $this->nodes = Array(); + $tpl = get_markup_template($tplfile); + $ret = $this->replace($tpl, $r); + $this->_pop_stack(); + + return $ret; + } + + /** + * DEBUG node + * \code + * {{ debug $var [$var [$var [...]]] }}{{ enddebug }} + * \endcode + * replace node with <pre>var_dump($var, $var, ...);</pre> + */ + private function _replcb_debug($args) { + $vars = array_map('trim', explode(" ",$args[2])); + $vars[] = $args[1]; + + $ret = "<pre>"; + foreach ($vars as $var){ + $ret .= htmlspecialchars(var_export( $this->_get_var($var), true )); + $ret .= "\n"; } - - private function _replcb($m){ - //var_dump(array_map('htmlspecialchars', $m)); - $this->done = false; - $this->nodes[] = (array) $m; - return "||". (count($this->nodes)-1) ."||"; + $ret .= "</pre>"; + + return $ret; + } + + private function _replcb_node($m) { + $node = $this->nodes[$m[1]]; + if (method_exists($this, "_replcb_".$node[1])){ + $s = call_user_func(array($this, "_replcb_".$node[1]), $node); + } else { + $s = ""; } - - private function _build_nodes($s){ - $this->done = false; - while (!$this->done){ - $this->done=true; - $s = preg_replace_callback('|{{ *([a-z]*) *([^}]*)}}([^{]*({{ *else *}}[^{]*)?){{ *end\1 *}}|', array($this, "_replcb"), $s); - if ($s==Null) $this->_preg_error(); - } - //({{ *else *}}[^{]*)? - krsort($this->nodes); - return $s; + $s = preg_replace_callback('/\|\|([0-9]+)\|\|/', array($this, "_replcb_node"), $s); + + return $s; + } + + private function _replcb($m) { + //var_dump(array_map('htmlspecialchars', $m)); + $this->done = false; + $this->nodes[] = (array) $m; + + return "||". (count($this->nodes)-1) ."||"; + } + + private function _build_nodes($s) { + $this->done = false; + while (!$this->done) { + $this->done=true; + $s = preg_replace_callback('|{{ *([a-z]*) *([^}]*)}}([^{]*({{ *else *}}[^{]*)?){{ *end\1 *}}|', array($this, "_replcb"), $s); + if ($s==Null) $this->_preg_error(); } - - - private function var_replace($s){ - $m = array(); - /** regexp: - * \$ literal $ - * (\[)? optional open square bracket - * ([a-zA-Z0-9-_]+\.?)+ var name, followed by optional - * dot, repeated at least 1 time - * (?(1)\]) if there was opened square bracket - * (subgrup 1), match close bracket - */ - if (preg_match_all('/\$(\[)?([a-zA-Z0-9-_]+\.?)+(?(1)\])/', $s,$m)){ - foreach($m[0] as $var){ - - $exp = str_replace(array("[", "]"), array("", ""), $var); - $exptks = explode("|", $exp); - - $varn = $exptks[0]; - unset($exptks[0]); - $val = $this->_get_var($varn, true); - if ($val != KEY_NOT_EXISTS) { - /* run filters */ - /* - * Filter are in form of: - * filtername:arg:arg:arg - * - * "filtername" is function name - * "arg"s are optional, var value is appended to the end - * if one "arg"==='x' , is replaced with var value - * - * examples: - * $item.body|htmlspecialchars // escape html chars - * $item.body|htmlspecialchars|strtoupper // escape html and uppercase result - * $item.created|date:%Y %M %j // format date (created is a timestamp) - * $item.body|str_replace:cat:dog // replace all "cat" with "dog" - * $item.body|str_replace:cat:dog:x:1 // replace one "cat" with "dog" - - */ - foreach ($exptks as $filterstr) { - $filter = explode(":", $filterstr); - $filtername = $filter[0]; - unset($filter[0]); - $valkey = array_search("x", $filter); - if ($valkey === false) { - $filter[] = $val; - } else { - $filter[$valkey] = $val; - } - if (function_exists($filtername)) { - $val = call_user_func_array($filtername, $filter); - } - } - $s = str_replace($var, $val, $s); + //({{ *else *}}[^{]*)? + krsort($this->nodes); + + return $s; + } + private function var_replace($s) { + $m = array(); + /** regexp: + * \$ literal $ + * (\[)? optional open square bracket + * ([a-zA-Z0-9-_]+\.?)+ var name, followed by optional + * dot, repeated at least 1 time + * (?(1)\]) if there was opened square bracket + * (subgrup 1), match close bracket + */ + if (preg_match_all('/\$(\[)?([a-zA-Z0-9-_]+\.?)+(?(1)\])/', $s,$m)) { + foreach ($m[0] as $var) { + $exp = str_replace(array("[", "]"), array("", ""), $var); + $exptks = explode("|", $exp); + + $varn = $exptks[0]; + unset($exptks[0]); + $val = $this->_get_var($varn, true); + if ($val != KEY_NOT_EXISTS) { + /* run filters */ + /* + * Filter are in form of: + * filtername:arg:arg:arg + * + * "filtername" is function name + * "arg"s are optional, var value is appended to the end + * if one "arg"==='x' , is replaced with var value + * + * examples: + * $item.body|htmlspecialchars // escape html chars + * $item.body|htmlspecialchars|strtoupper // escape html and uppercase result + * $item.created|date:%Y %M %j // format date (created is a timestamp) + * $item.body|str_replace:cat:dog // replace all "cat" with "dog" + * $item.body|str_replace:cat:dog:x:1 // replace one "cat" with "dog" + */ + foreach ($exptks as $filterstr) { + $filter = explode(":", $filterstr); + $filtername = $filter[0]; + unset($filter[0]); + $valkey = array_search("x", $filter); + if ($valkey === false) { + $filter[] = $val; + } else { + $filter[$valkey] = $val; + } + if (function_exists($filtername)) { + $val = call_user_func_array($filtername, $filter); + } } + $s = str_replace($var, $val, $s); } } - - return $s; - } - - private function replace($s,$r) { - $this->replace_macros($s, $r); - } - - // TemplateEngine interface - public function replace_macros($s, $r) { - $this->r = $r; - - $s = $this->_build_nodes($s); - - $s = preg_replace_callback('/\|\|([0-9]+)\|\|/', array($this, "_replcb_node"), $s); - if ($s==Null) $this->_preg_error(); - - // remove comments block - $s = preg_replace('/{#[^#]*#}/', "" , $s); - - $t2 = dba_timer(); - - // replace strings recursively (limit to 10 loops) - $os = ""; $count=0; - while(($os !== $s) && $count<10){ - $os=$s; $count++; - $s = $this->var_replace($s); - } - return $s; } - public function get_markup_template($file, $root='') { - $template_file = theme_include($file, $root); - if ($template_file) { - $content = file_get_contents($template_file); - } - return $content; - } + return $s; } - + private function replace($s, $r) { + $this->replace_macros($s, $r); + } + // TemplateEngine interface + public function replace_macros($s, $r) { + $this->r = $r; + $s = $this->_build_nodes($s); -function template_escape($s) { + $s = preg_replace_callback('/\|\|([0-9]+)\|\|/', array($this, "_replcb_node"), $s); + if ($s == Null) + $this->_preg_error(); - return str_replace(array('$','{{'),array('!_Doll^Ars1Az_!','!_DoubLe^BraceS4Rw_!'),$s); + // remove comments block + $s = preg_replace('/{#[^#]*#}/', "" , $s); + //$t2 = dba_timer(); -} + // replace strings recursively (limit to 10 loops) + $os = ""; + $count=0; + while (($os !== $s) && $count<10) { + $os=$s; + $count++; + $s = $this->var_replace($s); + } -function template_unescape($s) { + return $s; + } - return str_replace(array('!_Doll^Ars1Az_!','!_DoubLe^BraceS4Rw_!'),array('$','{{'),$s); + public function get_markup_template($file, $root='') { + $template_file = theme_include($file, $root); + if ($template_file) { + $content = file_get_contents($template_file); + } + return $content; + } +} +function template_escape($s) { + return str_replace(array('$','{{'),array('!_Doll^Ars1Az_!','!_DoubLe^BraceS4Rw_!'),$s); +} + +function template_unescape($s) { + return str_replace(array('!_Doll^Ars1Az_!','!_DoubLe^BraceS4Rw_!'),array('$','{{'),$s); } |