| // +----------------------------------------------------------------------+ // // $Id$ // // This is the master Token file for The New Token driver Engine. // All the Token output, and building routines are in here. // // Note overriden methods are not documented unless they differ majorly from // The parent. // $GLOBALS['_HTML_TEMPLATE_FLEXY_TOKEN']['base'] = 0; $GLOBALS['_HTML_TEMPLATE_FLEXY_TOKEN']['state'] = 0; $GLOBALS['_HTML_TEMPLATE_FLEXY_TOKEN']['statevars'] = array(); $GLOBALS['_HTML_TEMPLATE_FLEXY_TOKEN']['activeForm'] = ''; $GLOBALS['_HTML_TEMPLATE_FLEXY_TOKEN']['tokens'] = array(); $GLOBALS['_HTML_TEMPLATE_FLEXY_TOKEN']['gettextStrings'] = array(); $GLOBALS['_HTML_TEMPLATE_FLEXY_TOKEN']['activeFormId'] = 0; $GLOBALS['_HTML_TEMPLATE_FLEXY_TOKEN']['flexyIgnore'] = false; /** * Base Class for all Tokens. * * @abstract Provides the static Create Method, and default toString() methods * */ class HTML_Template_Flexy_Token { /** * the token type (Depreciated when we have classes for all tokens * * @var string * @access public */ var $token; /** * the default value (normally a string) * * @var string * @access public */ var $value; /** * the line the token is from * * @var int * @access public */ var $line; /** * the character Position * * @var int * @access public */ var $charPos; /** * factory a Token * * Standard factory method.. - with object vars. * ?? rename me to factory? * @param string Token type * @param mixed Initialization settings for token * @param int line that the token is defined. * * * @return object Created Object * @access public */ function factory($token,$value,$line,$charPos=0) { // try not to reload the same class to often static $loaded = array(); $c = 'HTML_Template_Flexy_Token_'.$token; if (!class_exists($c) && !isset($loaded[$token])) { // make sure parse errors are picked up - no @ here.. if (file_exists(dirname(__FILE__)."/Token/{$token}.php")) { require_once 'HTML/Template/Flexy/Token/'.$token.'.php'; } $loaded[$token] = true; } $t = new HTML_Template_Flexy_Token; if (class_exists($c)) { $t = new $c; } $t->token = $token; $t->charPos = $charPos; if ($t->setValue($value) === false) { // kick back error conditions.. return false; } $t->line = $line; return $t; } /** * Standard Value iterpretor * * @param mixed value recieved from factory method * @return none * @access public */ function setValue($value) { $this->value = $value; } /** * compile to String (vistor method) replaces toString * * @return string HTML * @access public */ function compile(&$compiler) { return $compiler->toString($this); } /** * compile children (visitor approach). * * @return string HTML * @access public */ function compileChildren( &$compiler) { if (!$this->children) { return ''; } if ($this->ignoreChildren) { return; } $ret = ''; //echo "output $this->id"; //new Gtk_VarDump($this); foreach ($this->children as $child) { if (!$child) { continue; } $add = $child->compile($compiler); if (is_a($add,'PEAR_Error')) { return $add; } $ret .= $add; } return $ret; } /* ======================================================= */ /* Token Managmenet = parse and store all the tokens in * an associative array and tree. */ /** * Run a Tokenizer and Store its results * It should build a DOM Tree of the HTML * * @param object Tokenizer to run.. - Theoretically other Tokenizers could be done for email,rtf etc. * * @access public * @return base token (really a dummy token, which contains the tree) * @static */ function buildTokens($tokenizer) { global $_HTML_TEMPLATE_FLEXY_TOKEN; // first record is a filler - to stick all the children on ! // reset my globals.. $_HTML_TEMPLATE_FLEXY_TOKEN['base'] = 0; $_HTML_TEMPLATE_FLEXY_TOKEN['statevars'] = array(); $_HTML_TEMPLATE_FLEXY_TOKEN['state'] = 0; $_HTML_TEMPLATE_FLEXY_TOKEN['flexyIgnore'] = false; if (@$GLOBALS['_HTML_TEMPLATE_FLEXY']['currentOptions']['flexyIgnore']) { $_HTML_TEMPLATE_FLEXY_TOKEN['flexyIgnore'] = true; } $_HTML_TEMPLATE_FLEXY_TOKEN['activeFormId'] = 0; $_HTML_TEMPLATE_FLEXY_TOKEN['activeForm'] = ''; $_HTML_TEMPLATE_FLEXY_TOKEN['tokens'] = array(new HTML_Template_Flexy_Token); $_HTML_TEMPLATE_FLEXY_TOKEN['tokens'][0]->id =0; $_HTML_TEMPLATE_FLEXY_TOKEN['gettextStrings'] = array(); $i=1; // initialize state - this trys to make sure that // you dont do to many elses etc. //echo "RUNNING TOKENIZER"; // step one just tokenize it. while ($t = $tokenizer->yylex()) { if ($t == HTML_TEMPLATE_FLEXY_TOKEN_ERROR) { //echo "ERROR"; //print_r($tokenizer); $err = "
" . $tokenizer->error . "\n" .
htmlspecialchars(substr($tokenizer->yy_buffer,0,$tokenizer->yy_buffer_end)) .
"". htmlspecialchars(substr($tokenizer->yy_buffer,$tokenizer->yy_buffer_end,100)) .
".......";
return HTML_Template_Flexy::raiseError('HTML_Template_Flexy::Syntax error in ".
"Template line:'. $tokenizer->yyline .
$err
, HTML_TEMPLATE_FLEXY_ERROR_SYNTAX ,HTML_TEMPLATE_FLEXY_ERROR_RETURN);
}
if ($t == HTML_TEMPLATE_FLEXY_TOKEN_NONE) {
continue;
}
if ( $tokenizer->value->token == 'Php' ) {
if (!$GLOBALS['_HTML_TEMPLATE_FLEXY']['currentOptions']['allowPHP']) {
return HTML_Template_Flexy::raiseError('PHP code found in script (Token)',
HTML_TEMPLATE_FLEXY_ERROR_SYNTAX,HTML_TEMPLATE_FLEXY_ERROR_RETURN
);
}
if ($GLOBALS['_HTML_TEMPLATE_FLEXY']['currentOptions']['allowPHP'] === 'delete') {
continue;
}
}
$i++;
$_HTML_TEMPLATE_FLEXY_TOKEN['tokens'][$i] = $tokenizer->value;
$_HTML_TEMPLATE_FLEXY_TOKEN['tokens'][$i]->id = $i;
// this whole children thing needs rethinking
// - I think the body of the page should be wrapped: ..
// ?php if (!$this->bodyOnly) { .. .... ' . htmlspecialchars(print_R($res,true));//exit;
//echo '';
for($i=1;$i<$total;$i++) {
if (empty($res[$i]->tag)) {
continue;
}
//echo "Checking TAG $i {$res[$i]->tag}\n";
if ($res[$i]->tag{0} == '/') { // it's a close tag..
//echo "GOT END TAG: {$res[$i]->tag}\n";
$tag = strtoupper(substr($res[$i]->tag,1));
if (!count($stack)) {
continue;
}
$ssc = count($stack) - 1;
/* go up the stack trying to find a match */
for($s = $ssc; $s > -1; $s--) {
if (!isset($stack[$s])) {
echo "MISSED STACK? $s
";print_r($stack);exit;
}
if (!isset($_HTML_TEMPLATE_FLEXY_TOKEN['tokens'][$stack[$s]])) {
echo "STACKED BAD OFFSET : {$stack[$s]}
";print_r($stack);exit;
}
$tok = &$_HTML_TEMPLATE_FLEXY_TOKEN['tokens'][$stack[$s]];
if (strtoupper($tok->tag) == $tag) {
// got the matching closer..
// echo "MATCH: {$i}:{$tok->tag}({$tok->line}) to {$stack[$s]}:$tag
";
$tok->close = &$_HTML_TEMPLATE_FLEXY_TOKEN['tokens'][$i];
array_splice($stack,$s);
//print_R($stack);
break;
}
}
continue;
}
$stack[] = $i;
// tag with no closer (or unmatched in stack..)
}
// create a dummy close for the end
$i = $total;
$_HTML_TEMPLATE_FLEXY_TOKEN['tokens'][$i] = new HTML_Template_Flexy_Token;
$_HTML_TEMPLATE_FLEXY_TOKEN['tokens'][$i]->id = $total;
$_HTML_TEMPLATE_FLEXY_TOKEN['tokens'][0]->close = &$_HTML_TEMPLATE_FLEXY_TOKEN['tokens'][$total];
// now is it possible to connect children...
// now we need to GLOBALIZE!! -
$_HTML_TEMPLATE_FLEXY_TOKEN['tokens'] = $res;
HTML_Template_Flexy_Token::buildChildren(0);
//new Gtk_VarDump($_HTML_TEMPLATE_FLEXY_TOKEN['tokens'][0]);
//echo '';print_R($_HTML_TEMPLATE_FLEXY_TOKEN['tokens'][$_HTML_TEMPLATE_FLEXY_TOKEN['base']] );
return $_HTML_TEMPLATE_FLEXY_TOKEN['tokens'][$_HTML_TEMPLATE_FLEXY_TOKEN['base']];
}
/**
* Matching closing tag for a Token
*
* @var object|none optional closing tag
* @access public
*/
var $close;
/**
* array of children to each object.
*
* @var array
* @access public|private
*/
var $children = array();
/**
* Build the child array for each element.
* RECURSIVE FUNCTION!!!!
* @param int id of node to add children to.
*
* @access public
* @static
*/
function buildChildren($id)
{
global $_HTML_TEMPLATE_FLEXY_TOKEN;
$base = &$_HTML_TEMPLATE_FLEXY_TOKEN['tokens'][$id];
$base->children = array();
$start = $base->id +1;
$end = $base->close->id;
for ($i=$start; $i<$end; $i++) {
//echo "{$base->id}:{$base->tag} ADDING {$i}{$_HTML_TEMPLATE_FLEXY_TOKEN['tokens'][$i]->tag}
";
//if ($base->id == 1176) {
// echo "";print_r($_HTML_TEMPLATE_FLEXY_TOKEN['tokens'][$i]);
// }
$base->children[] = &$_HTML_TEMPLATE_FLEXY_TOKEN['tokens'][$i];
if (isset($_HTML_TEMPLATE_FLEXY_TOKEN['tokens'][$i]) &&
is_object($_HTML_TEMPLATE_FLEXY_TOKEN['tokens'][$i]->close)) {
// if the close id is greater than my id - ignore it! -
if ($_HTML_TEMPLATE_FLEXY_TOKEN['tokens'][$i]->close->id > $end) {
continue;
}
HTML_Template_Flexy_Token::buildChildren($i);
$i = $_HTML_TEMPLATE_FLEXY_TOKEN['tokens'][$i]->close->id;
}
}
}
/**
* Flag to ignore children - Used to block output for select/text area etc.
* may not be required as I moved the Tag parsing into the toString ph
*
* @var boolean ingore children
* @access public
*/
var $ignoreChildren = false;
/* ======================================================== */
/* variable STATE management
*
* raw variables are assumed to be $this->, unless defined by foreach..
* it also monitors syntax - eg. end without an if/foreach etc.
*/
/**
* tell the generator you are entering a block
*
* @access public
*/
function pushState()
{
global $_HTML_TEMPLATE_FLEXY_TOKEN;
$_HTML_TEMPLATE_FLEXY_TOKEN['state']++;
$s = $_HTML_TEMPLATE_FLEXY_TOKEN['state'];
$_HTML_TEMPLATE_FLEXY_TOKEN['statevars'][$s] = array(); // initialize statevars
}
/**
* tell the generator you are entering a block
*
* @return boolean parse error - out of bounds
* @access public
*/
function pullState()
{
global $_HTML_TEMPLATE_FLEXY_TOKEN;
$s = $_HTML_TEMPLATE_FLEXY_TOKEN['state'];
$_HTML_TEMPLATE_FLEXY_TOKEN['statevars'][$s] = array(); // initialize statevars
$_HTML_TEMPLATE_FLEXY_TOKEN['state']--;
if ($s<0) {
return false;
}
return true;
}
/**
* get the real variable name formated x.y.z => $this->x->y->z
* if a variable is in the stack it return $x->y->z
*
* @return string PHP variable
* @access public
*/
function toVar($s) {
// wrap [] with quotes.
$s = str_replace('[',"['",$s);
$s = str_replace('%5b',"['",$s);
$s = str_replace('%5B',"['",$s);
$s = str_replace(']',"']",$s);
$s = str_replace('%5d',"']",$s);
$s = str_replace('%5D',"']",$s);
// strip the quotes if it's only numbers..
$s = preg_replace("/'([-]?[0-9]+)'/", "\\1",$s);
$parts = explode(".",$s);
$ret = $this->findVar($parts[0]);
if (is_a($ret,'PEAR_Error')) {
return $ret;
}
array_shift($parts);
if (!count($parts)) {
return $ret;
}
foreach($parts as $p) {
$ret .= "->{$p}";
}
return $ret;
}
/**
* do the stack lookup on the variable
* this relates to flexy
* t relates to the object being parsed.
*
* @return string PHP variable
* @access public
*/
function findVar($string)
{
global $_HTML_TEMPLATE_FLEXY_TOKEN;
if (!$string || $string == 't') {
return '$t';
}
if ($string == 'this') {
return '$this';
}
// accept global access on some string
if (@$GLOBALS['_HTML_TEMPLATE_FLEXY']['currentOptions']['globals'] &&
preg_match('/^(_POST|_GET|_REQUEST|_SESSION|_COOKIE|GLOBALS)\[/',$string)) {
return '$'.$string;
}
if (!@$GLOBALS['_HTML_TEMPLATE_FLEXY']['currentOptions']['privates'] &&
($string{0} == '_')) {
return HTML_Template_Flexy::raiseError('HTML_Template_Flexy::Attempt to access private variable:'.
" on line {$this->line} of {$GLOBALS['_HTML_TEMPLATE_FLEXY']['filename']}".
", Use options[privates] to allow this."
, HTML_TEMPLATE_FLEXY_ERROR_SYNTAX ,HTML_TEMPLATE_FLEXY_ERROR_RETURN);
}
$lookup = $string;
if ($p = strpos($string,'[')) {
$lookup = substr($string,0,$p);
}
for ($s = $_HTML_TEMPLATE_FLEXY_TOKEN['state']; $s > 0; $s--) {
if (in_array($lookup , $_HTML_TEMPLATE_FLEXY_TOKEN['statevars'][$s])) {
return '$'.$string;
}
}
return '$t->'.$string;
}
/**
* add a variable to the stack.
*
* @param string PHP variable
* @access public
*/
function pushVar($string)
{
global $_HTML_TEMPLATE_FLEXY_TOKEN;
$s = $_HTML_TEMPLATE_FLEXY_TOKEN['state'];
$_HTML_TEMPLATE_FLEXY_TOKEN['statevars'][$s][] = $string;
}
/**
* dump to text ATM
*
*
* @access public
*/
function dump() {
echo "{$this->token}/" . (isset($this->tag) ? "<{$this->tag}>" : '') . ": {$this->value}\n";
}
}