-<?php
-/**
- * Nucleus: PHP/MySQL Weblog CMS (http://nucleuscms.org/)
- * Copyright (C) 2002-2004 The Nucleus Group
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- * (see nucleus/documentation/index.html#license for more info)
- *
- * $Id: PARSER.php,v 1.1.1.1 2005-02-28 07:14:51 kimitake Exp $
- */
-
-/**
- * This is the parser class of Nucleus. It is used for various things (skin parsing,
- * form generation, ...)
- */
-class PARSER {
-
- // array with the names of all allowed actions
- var $actions;
-
- // reference to actions handler
- var $handler;
-
- // delimiters that can be used for skin/templatevars
- var $delim;
-
- // parameter delimiter (to separate skinvar params)
- var $pdelim;
-
- // usually set to 0. When set to 1, all skinvars are allowed regardless of $actions
- var $norestrictions;
-
- /**
- * Creates a new parser object with the given allowed actions
- * and the given handler
- *
- * @param $allowedActions array
- * @param $handler class object with functions for each action (reference)
- * @param $delim optional delimiter
- * @param $paramdelim optional parameterdelimiter
- */
- function PARSER($allowedActions, &$handler, $delim = '(<%|%>)', $pdelim = ',') {
- $this->actions = $allowedActions;
- $this->handler =& $handler;
- $this->delim = $delim;
- $this->pdelim = $pdelim;
- $this->norestrictions = 0; // set this to 1 to disable checking for allowedActions
- }
-
- /**
- * Parses the given contents and outputs it
- */
- function parse(&$contents) {
-
- $pieces = preg_split('/'.$this->delim.'/',$contents);
-
- $maxidx = sizeof($pieces);
- for ($idx = 0;$idx<$maxidx;$idx++) {
- echo $pieces[$idx];
- $idx++;
- $this->doAction($pieces[$idx]);
- }
- }
-
-
- /**
- * handle an action
- */
- function doAction($action) {
- global $manager;
-
- if (!$action) return;
-
- // split into action name + arguments
- if (strstr($action,'(')) {
- $paramStartPos = strpos($action, '(');
- $params = substr($action, $paramStartPos + 1, strlen($action) - $paramStartPos - 2);
- $action = substr($action, 0, $paramStartPos);
- $params = explode ($this->pdelim, $params);
-
- // trim parameters
- // for PHP versions lower than 4.0.6:
- // - add // before '$params = ...'
- // - remove // before 'foreach'
- $params = array_map('trim',$params);
- // foreach ($params as $key => $value) { $params[$key] = trim($value); }
- } else {
- // no parameters
- $params = array();
- }
-
- $actionlc = strtolower($action);
-
- // skip execution of skinvars while inside an if condition which hides this part of the page
- if (!$this->handler->if_currentlevel && ($actionlc != 'else') && ($actionlc != 'endif') && (substr($actionlc,0,2) != 'if'))
- return;
-
- if (in_array($actionlc, $this->actions) || $this->norestrictions ) {
- // when using PHP versions lower than 4.0.5, uncomment the line before
- // and comment the call_user_func_array call
- //$this->call_using_array($action, $this->handler, $params);
- call_user_func_array(array(&$this->handler,'parse_' . $actionlc), $params);
- } else {
- // redirect to plugin action if possible
- if (in_array('plugin', $this->actions) && $manager->pluginInstalled('NP_'.$action))
- $this->doAction('plugin('.$action.$this->pdelim.implode($this->pdelim,$params).')');
- else
- echo '<b>DISALLOWED (' , $action , ')</b>';
- }
-
- }
-
- /**
- * Calls a method using an array of parameters (for use with PHP versions lower than 4.0.5)
- * ( = call_user_func_array() function )
- */
- function call_using_array($methodname, &$handler, $paramarray) {
-
- $methodname = 'parse_' . $methodname;
-
- if (!method_exists($handler, $methodname)) {
- return;
- }
-
- $command = 'call_user_func(array(&$handler,$methodname)';
- for ($i = 0; $i<count($paramarray); $i++)
- $command .= ',$paramarray[' . $i . ']';
- $command .= ');';
- eval($command); // execute the correct method
- }
-
- function setProperty($property, $value) {
- global $manager;
- $manager->setParserProperty($property, $value);
- }
-
- function getProperty($name) {
- global $manager;
- return $manager->getParserProperty($name);
- }
-
-
-}
-
-/**
- * This class contains parse actions that are available in all ACTION classes
- * e.g. include, phpinclude, parsedinclude, skinfile, ...
- *
- * It should never be used on it's own
- */
-class BaseActions {
-
- // depth level for includes (max. level is 3)
- var $level;
-
- // array of evaluated conditions (true/false). The element at the end is the one for the most nested
- // if block.
- var $if_conditions;
-
- // at all times, can be evaluated to either true if the current block needs to be displayed. This
- // variable is used to decide to skip skinvars in parts that will never be outputted.
- var $if_currentlevel;
-
- // contains a search string with keywords that need to be highlighted. These get parsed into $aHighlight
- var $strHighlight;
-
- // array of keywords that need to be highlighted in search results (see the highlight()
- // and parseHighlight() methods)
- var $aHighlight;
-
-
- // reference to the parser object that is using this object as actions-handler
-
- var $parser;
-
-
- function BaseActions() {
- $this->level = 0;
-
- // if nesting level
- $this->if_conditions = array(); // array on which condition values are pushed/popped
- $this->if_currentlevel = 1; // 1 = current level is displayed; 0 = current level not displayed
-
- // highlights
- $this->strHighlight = ''; // full highlight
- $this->aHighlight = array(); // parsed highlight
-
- }
-
- // include file (no parsing of php)
- function parse_include($filename) {
- @readfile($this->getIncludeFileName($filename));
- }
-
- // php-include file
- function parse_phpinclude($filename) {
- includephp($this->getIncludeFileName($filename));
- }
- // parsed include
- function parse_parsedinclude($filename) {
- // check current level
- if ($this->level > 3) return; // max. depth reached (avoid endless loop)
- $filename = $this->getIncludeFileName($filename);
- if (!file_exists($filename)) return '';
-
- $fsize = filesize($filename);
-
- // nothing to include
- if ($fsize <= 0)
- return;
-
- $this->level = $this->level + 1;
-
- // read file
- $fd = fopen ($filename, 'r');
- $contents = fread ($fd, $fsize);
- fclose ($fd);
-
- // parse file contents
- $this->parser->parse($contents);
-
- $this->level = $this->level - 1;
- }
-
- /**
- * Returns the correct location of the file to be included, according to
- * parser properties
- *
- * IF IncludeMode = 'skindir' => use skindir
- */
- function getIncludeFileName($filename) {
- // leave absolute filenames and http urls as they are
- if (
- (substr($filename,0,1) == '/')
- || (substr($filename,0,7) == 'http://')
- || (substr($filename,0,6) == 'ftp://')
- )
- return $filename;
-
- $filename = PARSER::getProperty('IncludePrefix') . $filename;
- if (PARSER::getProperty('IncludeMode') == 'skindir') {
- global $DIR_SKINS;
- return $DIR_SKINS . $filename;
- } else {
- return $filename;
- }
- }
-
- /**
- * Inserts an url relative to the skindir (useful when doing import/export)
- *
- * e.g. <skinfile(default/myfile.sth)>
- */
- function parse_skinfile($filename) {
- global $CONF;
-
- echo $CONF['SkinsURL'] . PARSER::getProperty('IncludePrefix') . $filename;
- }
-
- /**
- * Sets a property for the parser
- */
- function parse_set($property, $value) {
- PARSER::setProperty($property, $value);
- }
-
- /**
- * Helper function: add if condition
- */
- function _addIfCondition($condition) {
-
- array_push($this->if_conditions,$condition);
-
- $this->_updateTopIfCondition();
-
- ob_start();
- }
-
- function _updateTopIfCondition() {
- if (sizeof($this->if_conditions) == 0)
- $this->if_currentlevel = 1;
- else
- $this->if_currentlevel = $this->if_conditions[sizeof($this->if_conditions) - 1];
- }
-
- /**
- * returns the currently top if condition
- */
- function _getTopIfCondition() {
- return $this->if_currentlevel;
- }
-
- /**
- * else
- */
- function parse_else() {
- if (sizeof($this->if_conditions) == 0) return;
- $old = $this->if_currentlevel;
- if (array_pop($this->if_conditions)) {
- ob_end_flush();
- $this->_addIfCondition(0);
- } else {
- ob_end_clean();
- $this->_addIfCondition(1);
- }
- }
-
- /**
- * Ends a conditional if-block
- * see e.g. ifcat (BLOG), ifblogsetting (PAGEFACTORY)
- */
- function parse_endif() {
- // we can only close what has been opened
- if (sizeof($this->if_conditions) == 0) return;
-
- if (array_pop($this->if_conditions)) {
- ob_end_flush();
- } else {
- ob_end_clean();
- }
-
- $this->_updateTopIfCondition();
- }
-
-
- /**
- * Sets the search terms to be highlighted
- *
- * @param $highlight
- * A series of search terms
- */
- function setHighlight($highlight) {
- $this->strHighlight = $highlight;
- if ($highlight) {
- $this->aHighlight = parseHighlight($highlight);
- }
- }
-
- /**
- * Applies the highlight to the given piece of text
- *
- * @param &$data
- * Data that needs to be highlighted
- * @see setHighlight
- */
- function highlight(&$data) {
- if ($this->aHighlight)
- return highlight($data,$this->aHighlight,$this->template['SEARCH_HIGHLIGHT']);
- else
- return $data;
- }
-
-
-
-}
-
+<?php\r
+/**\r
+ * Nucleus: PHP/MySQL Weblog CMS (http://nucleuscms.org/) \r
+ * Copyright (C) 2002-2004 The Nucleus Group\r
+ *\r
+ * This program is free software; you can redistribute it and/or\r
+ * modify it under the terms of the GNU General Public License\r
+ * as published by the Free Software Foundation; either version 2\r
+ * of the License, or (at your option) any later version.\r
+ * (see nucleus/documentation/index.html#license for more info)\r
+ *\r
+ */\r
+ \r
+/**\r
+ * This is the parser class of Nucleus. It is used for various things (skin parsing,\r
+ * form generation, ...)\r
+ */\r
+class PARSER {\r
+\r
+ // array with the names of all allowed actions\r
+ var $actions;\r
+ \r
+ // reference to actions handler\r
+ var $handler;\r
+ \r
+ // delimiters that can be used for skin/templatevars\r
+ var $delim;\r
+ \r
+ // parameter delimiter (to separate skinvar params)\r
+ var $pdelim;\r
+ \r
+ // usually set to 0. When set to 1, all skinvars are allowed regardless of $actions\r
+ var $norestrictions;\r
+ \r
+ /**\r
+ * Creates a new parser object with the given allowed actions \r
+ * and the given handler\r
+ *\r
+ * @param $allowedActions array\r
+ * @param $handler class object with functions for each action (reference)\r
+ * @param $delim optional delimiter\r
+ * @param $paramdelim optional parameterdelimiter \r
+ */\r
+ function PARSER($allowedActions, &$handler, $delim = '(<%|%>)', $pdelim = ',') {\r
+ $this->actions = $allowedActions;\r
+ $this->handler =& $handler;\r
+ $this->delim = $delim;\r
+ $this->pdelim = $pdelim;\r
+ $this->norestrictions = 0; // set this to 1 to disable checking for allowedActions\r
+ }\r
+ \r
+ /**\r
+ * Parses the given contents and outputs it\r
+ */\r
+ function parse(&$contents) {\r
+ \r
+ $pieces = preg_split('/'.$this->delim.'/',$contents);\r
+ \r
+ $maxidx = sizeof($pieces);\r
+ for ($idx = 0;$idx<$maxidx;$idx++) {\r
+ echo $pieces[$idx]; \r
+ $idx++;\r
+ $this->doAction($pieces[$idx]);\r
+ }\r
+ }\r
+ \r
+\r
+ /**\r
+ * handle an action \r
+ */\r
+ function doAction($action) {\r
+ global $manager;\r
+\r
+ if (!$action) return;\r
+ \r
+ // split into action name + arguments\r
+ if (strstr($action,'(')) {\r
+ $paramStartPos = strpos($action, '(');\r
+ $params = substr($action, $paramStartPos + 1, strlen($action) - $paramStartPos - 2);\r
+ $action = substr($action, 0, $paramStartPos);\r
+ $params = explode ($this->pdelim, $params);\r
+ \r
+ // trim parameters \r
+ // for PHP versions lower than 4.0.6:\r
+ // - add // before '$params = ...' \r
+ // - remove // before 'foreach'\r
+ $params = array_map('trim',$params);\r
+ // foreach ($params as $key => $value) { $params[$key] = trim($value); } \r
+ } else {\r
+ // no parameters\r
+ $params = array();\r
+ }\r
+ \r
+ $actionlc = strtolower($action);\r
+ \r
+ // skip execution of skinvars while inside an if condition which hides this part of the page\r
+ if (!$this->handler->if_currentlevel && ($actionlc != 'else') && ($actionlc != 'endif') && (substr($actionlc,0,2) != 'if'))\r
+ return;\r
+ \r
+ if (in_array($actionlc, $this->actions) || $this->norestrictions ) {\r
+ // when using PHP versions lower than 4.0.5, uncomment the line before\r
+ // and comment the call_user_func_array call\r
+ //$this->call_using_array($action, $this->handler, $params);\r
+ call_user_func_array(array(&$this->handler,'parse_' . $actionlc), $params);\r
+ } else {\r
+ // redirect to plugin action if possible\r
+ if (in_array('plugin', $this->actions) && $manager->pluginInstalled('NP_'.$action))\r
+ $this->doAction('plugin('.$action.$this->pdelim.implode($this->pdelim,$params).')');\r
+ else\r
+ echo '<b>DISALLOWED (' , $action , ')</b>';\r
+ }\r
+ \r
+ }\r
+ \r
+ /**\r
+ * Calls a method using an array of parameters (for use with PHP versions lower than 4.0.5)\r
+ * ( = call_user_func_array() function )\r
+ */\r
+ function call_using_array($methodname, &$handler, $paramarray) {\r
+\r
+ $methodname = 'parse_' . $methodname;\r
+ \r
+ if (!method_exists($handler, $methodname)) {\r
+ return;\r
+ }\r
+\r
+ $command = 'call_user_func(array(&$handler,$methodname)';\r
+ for ($i = 0; $i<count($paramarray); $i++)\r
+ $command .= ',$paramarray[' . $i . ']';\r
+ $command .= ');';\r
+ eval($command); // execute the correct method\r
+ }\r
+ \r
+ function setProperty($property, $value) {\r
+ global $manager;\r
+ $manager->setParserProperty($property, $value);\r
+ }\r
+ \r
+ function getProperty($name) {\r
+ global $manager;\r
+ return $manager->getParserProperty($name);\r
+ }\r
+ \r
+ \r
+}\r
+\r
+/**\r
+ * This class contains parse actions that are available in all ACTION classes\r
+ * e.g. include, phpinclude, parsedinclude, skinfile, ...\r
+ *\r
+ * It should never be used on it's own\r
+ */\r
+class BaseActions {\r
+ \r
+ // depth level for includes (max. level is 3)\r
+ var $level;\r
+ \r
+ // array of evaluated conditions (true/false). The element at the end is the one for the most nested\r
+ // if block.\r
+ var $if_conditions;\r
+ \r
+ // at all times, can be evaluated to either true if the current block needs to be displayed. This \r
+ // variable is used to decide to skip skinvars in parts that will never be outputted.\r
+ var $if_currentlevel;\r
+ \r
+ // contains a search string with keywords that need to be highlighted. These get parsed into $aHighlight\r
+ var $strHighlight;\r
+ \r
+ // array of keywords that need to be highlighted in search results (see the highlight() \r
+ // and parseHighlight() methods)\r
+ var $aHighlight;\r
+ \r
+\r
+ // reference to the parser object that is using this object as actions-handler\r
+\r
+ var $parser;\r
+ \r
+\r
+ function BaseActions() {\r
+ $this->level = 0; \r
+ \r
+ // if nesting level\r
+ $this->if_conditions = array(); // array on which condition values are pushed/popped\r
+ $this->if_currentlevel = 1; // 1 = current level is displayed; 0 = current level not displayed\r
+\r
+ // highlights \r
+ $this->strHighlight = ''; // full highlight\r
+ $this->aHighlight = array(); // parsed highlight\r
+ \r
+ }\r
+\r
+ // include file (no parsing of php)\r
+ function parse_include($filename) {\r
+ @readfile($this->getIncludeFileName($filename));\r
+ }\r
+ \r
+ // php-include file \r
+ function parse_phpinclude($filename) {\r
+ includephp($this->getIncludeFileName($filename));\r
+ } \r
+ // parsed include\r
+ function parse_parsedinclude($filename) {\r
+ // check current level\r
+ if ($this->level > 3) return; // max. depth reached (avoid endless loop)\r
+ $filename = $this->getIncludeFileName($filename);\r
+ if (!file_exists($filename)) return '';\r
+ \r
+ $fsize = filesize($filename);\r
+ \r
+ // nothing to include\r
+ if ($fsize <= 0)\r
+ return;\r
+ \r
+ $this->level = $this->level + 1; \r
+ \r
+ // read file \r
+ $fd = fopen ($filename, 'r');\r
+ $contents = fread ($fd, $fsize);\r
+ fclose ($fd); \r
+ \r
+ // parse file contents\r
+ $this->parser->parse($contents);\r
+ \r
+ $this->level = $this->level - 1; \r
+ }\r
+ \r
+ /**\r
+ * Returns the correct location of the file to be included, according to\r
+ * parser properties\r
+ *\r
+ * IF IncludeMode = 'skindir' => use skindir\r
+ */\r
+ function getIncludeFileName($filename) {\r
+ // leave absolute filenames and http urls as they are\r
+ if (\r
+ (substr($filename,0,1) == '/')\r
+ || (substr($filename,0,7) == 'http://')\r
+ || (substr($filename,0,6) == 'ftp://') \r
+ )\r
+ return $filename;\r
+ \r
+ $filename = PARSER::getProperty('IncludePrefix') . $filename;\r
+ if (PARSER::getProperty('IncludeMode') == 'skindir') {\r
+ global $DIR_SKINS;\r
+ return $DIR_SKINS . $filename;\r
+ } else {\r
+ return $filename;\r
+ }\r
+ }\r
+ \r
+ /**\r
+ * Inserts an url relative to the skindir (useful when doing import/export)\r
+ *\r
+ * e.g. <skinfile(default/myfile.sth)>\r
+ */\r
+ function parse_skinfile($filename) {\r
+ global $CONF;\r
+ \r
+ echo $CONF['SkinsURL'] . PARSER::getProperty('IncludePrefix') . $filename;\r
+ }\r
+ \r
+ /**\r
+ * Sets a property for the parser\r
+ */\r
+ function parse_set($property, $value) {\r
+ PARSER::setProperty($property, $value);\r
+ }\r
+ \r
+ /**\r
+ * Helper function: add if condition\r
+ */\r
+ function _addIfCondition($condition) {\r
+ \r
+ array_push($this->if_conditions,$condition);\r
+ \r
+ $this->_updateTopIfCondition();\r
+ \r
+ ob_start(); \r
+ }\r
+ \r
+ function _updateTopIfCondition() {\r
+ if (sizeof($this->if_conditions) == 0) \r
+ $this->if_currentlevel = 1;\r
+ else\r
+ $this->if_currentlevel = $this->if_conditions[sizeof($this->if_conditions) - 1];\r
+ }\r
+ \r
+ /**\r
+ * returns the currently top if condition\r
+ */\r
+ function _getTopIfCondition() {\r
+ return $this->if_currentlevel;\r
+ }\r
+ \r
+ /**\r
+ * else\r
+ */\r
+ function parse_else() {\r
+ if (sizeof($this->if_conditions) == 0) return;\r
+ $old = $this->if_currentlevel;\r
+ if (array_pop($this->if_conditions)) {\r
+ ob_end_flush();\r
+ $this->_addIfCondition(0);\r
+ } else {\r
+ ob_end_clean();\r
+ $this->_addIfCondition(1);\r
+ }\r
+ }\r
+ \r
+ /**\r
+ * Ends a conditional if-block \r
+ * see e.g. ifcat (BLOG), ifblogsetting (PAGEFACTORY)\r
+ */\r
+ function parse_endif() {\r
+ // we can only close what has been opened\r
+ if (sizeof($this->if_conditions) == 0) return;\r
+ \r
+ if (array_pop($this->if_conditions)) {\r
+ ob_end_flush();\r
+ } else {\r
+ ob_end_clean();\r
+ }\r
+ \r
+ $this->_updateTopIfCondition();\r
+ }\r
+ \r
+ \r
+ /** \r
+ * Sets the search terms to be highlighted\r
+ *\r
+ * @param $highlight\r
+ * A series of search terms\r
+ */\r
+ function setHighlight($highlight) { \r
+ $this->strHighlight = $highlight;\r
+ if ($highlight) {\r
+ $this->aHighlight = parseHighlight($highlight); \r
+ }\r
+ }\r
+ \r
+ /**\r
+ * Applies the highlight to the given piece of text\r
+ *\r
+ * @param &$data\r
+ * Data that needs to be highlighted\r
+ * @see setHighlight\r
+ */\r
+ function highlight(&$data) {\r
+ if ($this->aHighlight)\r
+ return highlight($data,$this->aHighlight,$this->template['SEARCH_HIGHLIGHT']);\r
+ else\r
+ return $data;\r
+ }\r
+ \r
+ \r
+\r
+}\r
+ \r
?>
\ No newline at end of file
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