diff options
Diffstat (limited to '')
| -rw-r--r-- | BSF/include/smarty/libs/Smarty_Compiler.class.php | 2325 |
1 files changed, 0 insertions, 2325 deletions
diff --git a/BSF/include/smarty/libs/Smarty_Compiler.class.php b/BSF/include/smarty/libs/Smarty_Compiler.class.php deleted file mode 100644 index d5f877f7b..000000000 --- a/BSF/include/smarty/libs/Smarty_Compiler.class.php +++ /dev/null @@ -1,2325 +0,0 @@ -<?php - -/** - * Project: Smarty: the PHP compiling template engine - * File: Smarty_Compiler.class.php - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * - * @link http://smarty.php.net/ - * @author Monte Ohrt <monte at ohrt dot com> - * @author Andrei Zmievski <andrei@php.net> - * @version 2.6.19 - * @copyright 2001-2005 New Digital Group, Inc. - * @package Smarty - */ - -/* $Id$ */ - -/** - * Template compiling class - * @package Smarty - */ -class Smarty_Compiler extends Smarty { - - // internal vars - /**#@+ - * @access private - */ - var $_folded_blocks = array(); // keeps folded template blocks - var $_current_file = null; // the current template being compiled - var $_current_line_no = 1; // line number for error messages - var $_capture_stack = array(); // keeps track of nested capture buffers - var $_plugin_info = array(); // keeps track of plugins to load - var $_init_smarty_vars = false; - var $_permitted_tokens = array('true','false','yes','no','on','off','null'); - var $_db_qstr_regexp = null; // regexps are setup in the constructor - var $_si_qstr_regexp = null; - var $_qstr_regexp = null; - var $_func_regexp = null; - var $_reg_obj_regexp = null; - var $_var_bracket_regexp = null; - var $_num_const_regexp = null; - var $_dvar_guts_regexp = null; - var $_dvar_regexp = null; - var $_cvar_regexp = null; - var $_svar_regexp = null; - var $_avar_regexp = null; - var $_mod_regexp = null; - var $_var_regexp = null; - var $_parenth_param_regexp = null; - var $_func_call_regexp = null; - var $_obj_ext_regexp = null; - var $_obj_start_regexp = null; - var $_obj_params_regexp = null; - var $_obj_call_regexp = null; - var $_cacheable_state = 0; - var $_cache_attrs_count = 0; - var $_nocache_count = 0; - var $_cache_serial = null; - var $_cache_include = null; - - var $_strip_depth = 0; - var $_additional_newline = "\n"; - - /**#@-*/ - /** - * The class constructor. - */ - function Smarty_Compiler() - { - // matches double quoted strings: - // "foobar" - // "foo\"bar" - $this->_db_qstr_regexp = '"[^"\\\\]*(?:\\\\.[^"\\\\]*)*"'; - - // matches single quoted strings: - // 'foobar' - // 'foo\'bar' - $this->_si_qstr_regexp = '\'[^\'\\\\]*(?:\\\\.[^\'\\\\]*)*\''; - - // matches single or double quoted strings - $this->_qstr_regexp = '(?:' . $this->_db_qstr_regexp . '|' . $this->_si_qstr_regexp . ')'; - - // matches bracket portion of vars - // [0] - // [foo] - // [$bar] - $this->_var_bracket_regexp = '\[\$?[\w\.]+\]'; - - // matches numerical constants - // 30 - // -12 - // 13.22 - $this->_num_const_regexp = '(?:\-?\d+(?:\.\d+)?)'; - - // matches $ vars (not objects): - // $foo - // $foo.bar - // $foo.bar.foobar - // $foo[0] - // $foo[$bar] - // $foo[5][blah] - // $foo[5].bar[$foobar][4] - $this->_dvar_math_regexp = '(?:[\+\*\/\%]|(?:-(?!>)))'; - $this->_dvar_math_var_regexp = '[\$\w\.\+\-\*\/\%\d\>\[\]]'; - $this->_dvar_guts_regexp = '\w+(?:' . $this->_var_bracket_regexp - . ')*(?:\.\$?\w+(?:' . $this->_var_bracket_regexp . ')*)*(?:' . $this->_dvar_math_regexp . '(?:' . $this->_num_const_regexp . '|' . $this->_dvar_math_var_regexp . ')*)?'; - $this->_dvar_regexp = '\$' . $this->_dvar_guts_regexp; - - // matches config vars: - // #foo# - // #foobar123_foo# - $this->_cvar_regexp = '\#\w+\#'; - - // matches section vars: - // %foo.bar% - $this->_svar_regexp = '\%\w+\.\w+\%'; - - // matches all valid variables (no quotes, no modifiers) - $this->_avar_regexp = '(?:' . $this->_dvar_regexp . '|' - . $this->_cvar_regexp . '|' . $this->_svar_regexp . ')'; - - // matches valid variable syntax: - // $foo - // $foo - // #foo# - // #foo# - // "text" - // "text" - $this->_var_regexp = '(?:' . $this->_avar_regexp . '|' . $this->_qstr_regexp . ')'; - - // matches valid object call (one level of object nesting allowed in parameters): - // $foo->bar - // $foo->bar() - // $foo->bar("text") - // $foo->bar($foo, $bar, "text") - // $foo->bar($foo, "foo") - // $foo->bar->foo() - // $foo->bar->foo->bar() - // $foo->bar($foo->bar) - // $foo->bar($foo->bar()) - // $foo->bar($foo->bar($blah,$foo,44,"foo",$foo[0].bar)) - $this->_obj_ext_regexp = '\->(?:\$?' . $this->_dvar_guts_regexp . ')'; - $this->_obj_restricted_param_regexp = '(?:' - . '(?:' . $this->_var_regexp . '|' . $this->_num_const_regexp . ')(?:' . $this->_obj_ext_regexp . '(?:\((?:(?:' . $this->_var_regexp . '|' . $this->_num_const_regexp . ')' - . '(?:\s*,\s*(?:' . $this->_var_regexp . '|' . $this->_num_const_regexp . '))*)?\))?)*)'; - $this->_obj_single_param_regexp = '(?:\w+|' . $this->_obj_restricted_param_regexp . '(?:\s*,\s*(?:(?:\w+|' - . $this->_var_regexp . $this->_obj_restricted_param_regexp . ')))*)'; - $this->_obj_params_regexp = '\((?:' . $this->_obj_single_param_regexp - . '(?:\s*,\s*' . $this->_obj_single_param_regexp . ')*)?\)'; - $this->_obj_start_regexp = '(?:' . $this->_dvar_regexp . '(?:' . $this->_obj_ext_regexp . ')+)'; - $this->_obj_call_regexp = '(?:' . $this->_obj_start_regexp . '(?:' . $this->_obj_params_regexp . ')?(?:' . $this->_dvar_math_regexp . '(?:' . $this->_num_const_regexp . '|' . $this->_dvar_math_var_regexp . ')*)?)'; - - // matches valid modifier syntax: - // |foo - // |@foo - // |foo:"bar" - // |foo:$bar - // |foo:"bar":$foobar - // |foo|bar - // |foo:$foo->bar - $this->_mod_regexp = '(?:\|@?\w+(?::(?:\w+|' . $this->_num_const_regexp . '|' - . $this->_obj_call_regexp . '|' . $this->_avar_regexp . '|' . $this->_qstr_regexp .'))*)'; - - // matches valid function name: - // foo123 - // _foo_bar - $this->_func_regexp = '[a-zA-Z_]\w*'; - - // matches valid registered object: - // foo->bar - $this->_reg_obj_regexp = '[a-zA-Z_]\w*->[a-zA-Z_]\w*'; - - // matches valid parameter values: - // true - // $foo - // $foo|bar - // #foo# - // #foo#|bar - // "text" - // "text"|bar - // $foo->bar - $this->_param_regexp = '(?:\s*(?:' . $this->_obj_call_regexp . '|' - . $this->_var_regexp . '|' . $this->_num_const_regexp . '|\w+)(?>' . $this->_mod_regexp . '*)\s*)'; - - // matches valid parenthesised function parameters: - // - // "text" - // $foo, $bar, "text" - // $foo|bar, "foo"|bar, $foo->bar($foo)|bar - $this->_parenth_param_regexp = '(?:\((?:\w+|' - . $this->_param_regexp . '(?:\s*,\s*(?:(?:\w+|' - . $this->_param_regexp . ')))*)?\))'; - - // matches valid function call: - // foo() - // foo_bar($foo) - // _foo_bar($foo,"bar") - // foo123($foo,$foo->bar(),"foo") - $this->_func_call_regexp = '(?:' . $this->_func_regexp . '\s*(?:' - . $this->_parenth_param_regexp . '))'; - } - - /** - * compile a resource - * - * sets $compiled_content to the compiled source - * @param string $resource_name - * @param string $source_content - * @param string $compiled_content - * @return true - */ - function _compile_file($resource_name, $source_content, &$compiled_content) - { - - if ($this->security) { - // do not allow php syntax to be executed unless specified - if ($this->php_handling == SMARTY_PHP_ALLOW && - !$this->security_settings['PHP_HANDLING']) { - $this->php_handling = SMARTY_PHP_PASSTHRU; - } - } - - $this->_load_filters(); - - $this->_current_file = $resource_name; - $this->_current_line_no = 1; - $ldq = preg_quote($this->left_delimiter, '~'); - $rdq = preg_quote($this->right_delimiter, '~'); - - // run template source through prefilter functions - if (count($this->_plugins['prefilter']) > 0) { - foreach ($this->_plugins['prefilter'] as $filter_name => $prefilter) { - if ($prefilter === false) continue; - if ($prefilter[3] || is_callable($prefilter[0])) { - $source_content = call_user_func_array($prefilter[0], - array($source_content, &$this)); - $this->_plugins['prefilter'][$filter_name][3] = true; - } else { - $this->_trigger_fatal_error("[plugin] prefilter '$filter_name' is not implemented"); - } - } - } - - /* fetch all special blocks */ - $search = "~{$ldq}\*(.*?)\*{$rdq}|{$ldq}\s*literal\s*{$rdq}(.*?){$ldq}\s*/literal\s*{$rdq}|{$ldq}\s*php\s*{$rdq}(.*?){$ldq}\s*/php\s*{$rdq}~s"; - - preg_match_all($search, $source_content, $match, PREG_SET_ORDER); - $this->_folded_blocks = $match; - reset($this->_folded_blocks); - - /* replace special blocks by "{php}" */ - $source_content = preg_replace($search.'e', "'" - . $this->_quote_replace($this->left_delimiter) . 'php' - . "' . str_repeat(\"\n\", substr_count('\\0', \"\n\")) .'" - . $this->_quote_replace($this->right_delimiter) - . "'" - , $source_content); - - /* Gather all template tags. */ - preg_match_all("~{$ldq}\s*(.*?)\s*{$rdq}~s", $source_content, $_match); - $template_tags = $_match[1]; - /* Split content by template tags to obtain non-template content. */ - $text_blocks = preg_split("~{$ldq}.*?{$rdq}~s", $source_content); - - /* loop through text blocks */ - for ($curr_tb = 0, $for_max = count($text_blocks); $curr_tb < $for_max; $curr_tb++) { - /* match anything resembling php tags */ - if (preg_match_all('~(<\?(?:\w+|=)?|\?>|language\s*=\s*[\"\']?\s*php\s*[\"\']?)~is', $text_blocks[$curr_tb], $sp_match)) { - /* replace tags with placeholders to prevent recursive replacements */ - $sp_match[1] = array_unique($sp_match[1]); - usort($sp_match[1], '_smarty_sort_length'); - for ($curr_sp = 0, $for_max2 = count($sp_match[1]); $curr_sp < $for_max2; $curr_sp++) { - $text_blocks[$curr_tb] = str_replace($sp_match[1][$curr_sp],'%%%SMARTYSP'.$curr_sp.'%%%',$text_blocks[$curr_tb]); - } - /* process each one */ - for ($curr_sp = 0, $for_max2 = count($sp_match[1]); $curr_sp < $for_max2; $curr_sp++) { - if ($this->php_handling == SMARTY_PHP_PASSTHRU) { - /* echo php contents */ - $text_blocks[$curr_tb] = str_replace('%%%SMARTYSP'.$curr_sp.'%%%', '<?php echo \''.str_replace("'", "\'", $sp_match[1][$curr_sp]).'\'; ?>'."\n", $text_blocks[$curr_tb]); - } else if ($this->php_handling == SMARTY_PHP_QUOTE) { - /* quote php tags */ - $text_blocks[$curr_tb] = str_replace('%%%SMARTYSP'.$curr_sp.'%%%', htmlspecialchars($sp_match[1][$curr_sp]), $text_blocks[$curr_tb]); - } else if ($this->php_handling == SMARTY_PHP_REMOVE) { - /* remove php tags */ - $text_blocks[$curr_tb] = str_replace('%%%SMARTYSP'.$curr_sp.'%%%', '', $text_blocks[$curr_tb]); - } else { - /* SMARTY_PHP_ALLOW, but echo non php starting tags */ - $sp_match[1][$curr_sp] = preg_replace('~(<\?(?!php|=|$))~i', '<?php echo \'\\1\'?>'."\n", $sp_match[1][$curr_sp]); - $text_blocks[$curr_tb] = str_replace('%%%SMARTYSP'.$curr_sp.'%%%', $sp_match[1][$curr_sp], $text_blocks[$curr_tb]); - } - } - } - } - - /* Compile the template tags into PHP code. */ - $compiled_tags = array(); - for ($i = 0, $for_max = count($template_tags); $i < $for_max; $i++) { - $this->_current_line_no += substr_count($text_blocks[$i], "\n"); - $compiled_tags[] = $this->_compile_tag($template_tags[$i]); - $this->_current_line_no += substr_count($template_tags[$i], "\n"); - } - if (count($this->_tag_stack)>0) { - list($_open_tag, $_line_no) = end($this->_tag_stack); - $this->_syntax_error("unclosed tag \{$_open_tag} (opened line $_line_no).", E_USER_ERROR, __FILE__, __LINE__); - return; - } - - /* Reformat $text_blocks between 'strip' and '/strip' tags, - removing spaces, tabs and newlines. */ - $strip = false; - for ($i = 0, $for_max = count($compiled_tags); $i < $for_max; $i++) { - if ($compiled_tags[$i] == '{strip}') { - $compiled_tags[$i] = ''; - $strip = true; - /* remove leading whitespaces */ - $text_blocks[$i + 1] = ltrim($text_blocks[$i + 1]); - } - if ($strip) { - /* strip all $text_blocks before the next '/strip' */ - for ($j = $i + 1; $j < $for_max; $j++) { - /* remove leading and trailing whitespaces of each line */ - $text_blocks[$j] = preg_replace('![\t ]*[\r\n]+[\t ]*!', '', $text_blocks[$j]); - if ($compiled_tags[$j] == '{/strip}') { - /* remove trailing whitespaces from the last text_block */ - $text_blocks[$j] = rtrim($text_blocks[$j]); - } - $text_blocks[$j] = "<?php echo '" . strtr($text_blocks[$j], array("'"=>"\'", "\\"=>"\\\\")) . "'; ?>"; - if ($compiled_tags[$j] == '{/strip}') { - $compiled_tags[$j] = "\n"; /* slurped by php, but necessary - if a newline is following the closing strip-tag */ - $strip = false; - $i = $j; - break; - } - } - } - } - $compiled_content = ''; - - $tag_guard = '%%%SMARTYOTG' . md5(uniqid(rand(), true)) . '%%%'; - - /* Interleave the compiled contents and text blocks to get the final result. */ - for ($i = 0, $for_max = count($compiled_tags); $i < $for_max; $i++) { - if ($compiled_tags[$i] == '') { - // tag result empty, remove first newline from following text block - $text_blocks[$i+1] = preg_replace('~^(\r\n|\r|\n)~', '', $text_blocks[$i+1]); - } - // replace legit PHP tags with placeholder - $text_blocks[$i] = str_replace('<?', $tag_guard, $text_blocks[$i]); - $compiled_tags[$i] = str_replace('<?', $tag_guard, $compiled_tags[$i]); - - $compiled_content .= $text_blocks[$i] . $compiled_tags[$i]; - } - $compiled_content .= str_replace('<?', $tag_guard, $text_blocks[$i]); - - // escape php tags created by interleaving - $compiled_content = str_replace('<?', "<?php echo '<?' ?>\n", $compiled_content); - $compiled_content = preg_replace("~(?<!')language\s*=\s*[\"\']?\s*php\s*[\"\']?~", "<?php echo 'language=php' ?>\n", $compiled_content); - - // recover legit tags - $compiled_content = str_replace($tag_guard, '<?', $compiled_content); - - // remove \n from the end of the file, if any - if (strlen($compiled_content) && (substr($compiled_content, -1) == "\n") ) { - $compiled_content = substr($compiled_content, 0, -1); - } - - if (!empty($this->_cache_serial)) { - $compiled_content = "<?php \$this->_cache_serials['".$this->_cache_include."'] = '".$this->_cache_serial."'; ?>" . $compiled_content; - } - - // run compiled template through postfilter functions - if (count($this->_plugins['postfilter']) > 0) { - foreach ($this->_plugins['postfilter'] as $filter_name => $postfilter) { - if ($postfilter === false) continue; - if ($postfilter[3] || is_callable($postfilter[0])) { - $compiled_content = call_user_func_array($postfilter[0], - array($compiled_content, &$this)); - $this->_plugins['postfilter'][$filter_name][3] = true; - } else { - $this->_trigger_fatal_error("Smarty plugin error: postfilter '$filter_name' is not implemented"); - } - } - } - - // put header at the top of the compiled template - $template_header = "<?php /* Smarty version ".$this->_version.", created on ".strftime("%Y-%m-%d %H:%M:%S")."\n"; - $template_header .= " compiled from ".strtr(urlencode($resource_name), array('%2F'=>'/', '%3A'=>':'))." */ ?>\n"; - - /* Emit code to load needed plugins. */ - $this->_plugins_code = ''; - if (count($this->_plugin_info)) { - $_plugins_params = "array('plugins' => array("; - foreach ($this->_plugin_info as $plugin_type => $plugins) { - foreach ($plugins as $plugin_name => $plugin_info) { - $_plugins_params .= "array('$plugin_type', '$plugin_name', '" . strtr($plugin_info[0], array("'" => "\\'", "\\" => "\\\\")) . "', $plugin_info[1], "; - $_plugins_params .= $plugin_info[2] ? 'true),' : 'false),'; - } - } - $_plugins_params .= '))'; - $plugins_code = "<?php require_once(SMARTY_CORE_DIR . 'core.load_plugins.php');\nsmarty_core_load_plugins($_plugins_params, \$this); ?>\n"; - $template_header .= $plugins_code; - $this->_plugin_info = array(); - $this->_plugins_code = $plugins_code; - } - - if ($this->_init_smarty_vars) { - $template_header .= "<?php require_once(SMARTY_CORE_DIR . 'core.assign_smarty_interface.php');\nsmarty_core_assign_smarty_interface(null, \$this); ?>\n"; - $this->_init_smarty_vars = false; - } - - $compiled_content = $template_header . $compiled_content; - return true; - } - - /** - * Compile a template tag - * - * @param string $template_tag - * @return string - */ - function _compile_tag($template_tag) - { - /* Matched comment. */ - if (substr($template_tag, 0, 1) == '*' && substr($template_tag, -1) == '*') - return ''; - - /* Split tag into two three parts: command, command modifiers and the arguments. */ - if(! preg_match('~^(?:(' . $this->_num_const_regexp . '|' . $this->_obj_call_regexp . '|' . $this->_var_regexp - . '|\/?' . $this->_reg_obj_regexp . '|\/?' . $this->_func_regexp . ')(' . $this->_mod_regexp . '*)) - (?:\s+(.*))?$ - ~xs', $template_tag, $match)) { - $this->_syntax_error("unrecognized tag: $template_tag", E_USER_ERROR, __FILE__, __LINE__); - } - - $tag_command = $match[1]; - $tag_modifier = isset($match[2]) ? $match[2] : null; - $tag_args = isset($match[3]) ? $match[3] : null; - - if (preg_match('~^' . $this->_num_const_regexp . '|' . $this->_obj_call_regexp . '|' . $this->_var_regexp . '$~', $tag_command)) { - /* tag name is a variable or object */ - $_return = $this->_parse_var_props($tag_command . $tag_modifier); - return "<?php echo $_return; ?>" . $this->_additional_newline; - } - - /* If the tag name is a registered object, we process it. */ - if (preg_match('~^\/?' . $this->_reg_obj_regexp . '$~', $tag_command)) { - return $this->_compile_registered_object_tag($tag_command, $this->_parse_attrs($tag_args), $tag_modifier); - } - - switch ($tag_command) { - case 'include': - return $this->_compile_include_tag($tag_args); - - case 'include_php': - return $this->_compile_include_php_tag($tag_args); - - case 'if': - $this->_push_tag('if'); - return $this->_compile_if_tag($tag_args); - - case 'else': - list($_open_tag) = end($this->_tag_stack); - if ($_open_tag != 'if' && $_open_tag != 'elseif') - $this->_syntax_error('unexpected {else}', E_USER_ERROR, __FILE__, __LINE__); - else - $this->_push_tag('else'); - return '<?php else: ?>'; - - case 'elseif': - list($_open_tag) = end($this->_tag_stack); - if ($_open_tag != 'if' && $_open_tag != 'elseif') - $this->_syntax_error('unexpected {elseif}', E_USER_ERROR, __FILE__, __LINE__); - if ($_open_tag == 'if') - $this->_push_tag('elseif'); - return $this->_compile_if_tag($tag_args, true); - - case '/if': - $this->_pop_tag('if'); - return '<?php endif; ?>'; - - case 'capture': - return $this->_compile_capture_tag(true, $tag_args); - - case '/capture': - return $this->_compile_capture_tag(false); - - case 'ldelim': - return $this->left_delimiter; - - case 'rdelim': - return $this->right_delimiter; - - case 'section': - $this->_push_tag('section'); - return $this->_compile_section_start($tag_args); - - case 'sectionelse': - $this->_push_tag('sectionelse'); - return "<?php endfor; else: ?>"; - break; - - case '/section': - $_open_tag = $this->_pop_tag('section'); - if ($_open_tag == 'sectionelse') - return "<?php endif; ?>"; - else - return "<?php endfor; endif; ?>"; - - case 'foreach': - $this->_push_tag('foreach'); - return $this->_compile_foreach_start($tag_args); - break; - - case 'foreachelse': - $this->_push_tag('foreachelse'); - return "<?php endforeach; else: ?>"; - - case '/foreach': - $_open_tag = $this->_pop_tag('foreach'); - if ($_open_tag == 'foreachelse') - return "<?php endif; unset(\$_from); ?>"; - else - return "<?php endforeach; endif; unset(\$_from); ?>"; - break; - - case 'strip': - case '/strip': - if (substr($tag_command, 0, 1)=='/') { - $this->_pop_tag('strip'); - if (--$this->_strip_depth==0) { /* outermost closing {/strip} */ - $this->_additional_newline = "\n"; - return '{' . $tag_command . '}'; - } - } else { - $this->_push_tag('strip'); - if ($this->_strip_depth++==0) { /* outermost opening {strip} */ - $this->_additional_newline = ""; - return '{' . $tag_command . '}'; - } - } - return ''; - - case 'php': - /* handle folded tags replaced by {php} */ - list(, $block) = each($this->_folded_blocks); - $this->_current_line_no += substr_count($block[0], "\n"); - /* the number of matched elements in the regexp in _compile_file() - determins the type of folded tag that was found */ - switch (count($block)) { - case 2: /* comment */ - return ''; - - case 3: /* literal */ - return "<?php echo '" . strtr($block[2], array("'"=>"\'", "\\"=>"\\\\")) . "'; ?>" . $this->_additional_newline; - - case 4: /* php */ - if ($this->security && !$this->security_settings['PHP_TAGS']) { - $this->_syntax_error("(secure mode) php tags not permitted", E_USER_WARNING, __FILE__, __LINE__); - return; - } - return '<?php ' . $block[3] .' ?>'; - } - break; - - case 'insert': - return $this->_compile_insert_tag($tag_args); - - default: - if ($this->_compile_compiler_tag($tag_command, $tag_args, $output)) { - return $output; - } else if ($this->_compile_block_tag($tag_command, $tag_args, $tag_modifier, $output)) { - return $output; - } else if ($this->_compile_custom_tag($tag_command, $tag_args, $tag_modifier, $output)) { - return $output; - } else { - $this->_syntax_error("unrecognized tag '$tag_command'", E_USER_ERROR, __FILE__, __LINE__); - } - - } - } - - - /** - * compile the custom compiler tag - * - * sets $output to the compiled custom compiler tag - * @param string $tag_command - * @param string $tag_args - * @param string $output - * @return boolean - */ - function _compile_compiler_tag($tag_command, $tag_args, &$output) - { - $found = false; - $have_function = true; - - /* - * First we check if the compiler function has already been registered - * or loaded from a plugin file. - */ - if (isset($this->_plugins['compiler'][$tag_command])) { - $found = true; - $plugin_func = $this->_plugins['compiler'][$tag_command][0]; - if (!is_callable($plugin_func)) { - $message = "compiler function '$tag_command' is not implemented"; - $have_function = false; - } - } - /* - * Otherwise we need to load plugin file and look for the function - * inside it. - */ - else if ($plugin_file = $this->_get_plugin_filepath('compiler', $tag_command)) { - $found = true; - - include_once $plugin_file; - - $plugin_func = 'smarty_compiler_' . $tag_command; - if (!is_callable($plugin_func)) { - $message = "plugin function $plugin_func() not found in $plugin_file\n"; - $have_function = false; - } else { - $this->_plugins['compiler'][$tag_command] = array($plugin_func, null, null, null, true); - } - } - - /* - * True return value means that we either found a plugin or a - * dynamically registered function. False means that we didn't and the - * compiler should now emit code to load custom function plugin for this - * tag. - */ - if ($found) { - if ($have_function) { - $output = call_user_func_array($plugin_func, array($tag_args, &$this)); - if($output != '') { - $output = '<?php ' . $this->_push_cacheable_state('compiler', $tag_command) - . $output - . $this->_pop_cacheable_state('compiler', $tag_command) . ' ?>'; - } - } else { - $this->_syntax_error($message, E_USER_WARNING, __FILE__, __LINE__); - } - return true; - } else { - return false; - } - } - - - /** - * compile block function tag - * - * sets $output to compiled block function tag - * @param string $tag_command - * @param string $tag_args - * @param string $tag_modifier - * @param string $output - * @return boolean - */ - function _compile_block_tag($tag_command, $tag_args, $tag_modifier, &$output) - { - if (substr($tag_command, 0, 1) == '/') { - $start_tag = false; - $tag_command = substr($tag_command, 1); - } else - $start_tag = true; - - $found = false; - $have_function = true; - - /* - * First we check if the block function has already been registered - * or loaded from a plugin file. - */ - if (isset($this->_plugins['block'][$tag_command])) { - $found = true; - $plugin_func = $this->_plugins['block'][$tag_command][0]; - if (!is_callable($plugin_func)) { - $message = "block function '$tag_command' is not implemented"; - $have_function = false; - } - } - /* - * Otherwise we need to load plugin file and look for the function - * inside it. - */ - else if ($plugin_file = $this->_get_plugin_filepath('block', $tag_command)) { - $found = true; - - include_once $plugin_file; - - $plugin_func = 'smarty_block_' . $tag_command; - if (!function_exists($plugin_func)) { - $message = "plugin function $plugin_func() not found in $plugin_file\n"; - $have_function = false; - } else { - $this->_plugins['block'][$tag_command] = array($plugin_func, null, null, null, true); - - } - } - - if (!$found) { - return false; - } else if (!$have_function) { - $this->_syntax_error($message, E_USER_WARNING, __FILE__, __LINE__); - return true; - } - - /* - * Even though we've located the plugin function, compilation - * happens only once, so the plugin will still need to be loaded - * at runtime for future requests. - */ - $this->_add_plugin('block', $tag_command); - - if ($start_tag) - $this->_push_tag($tag_command); - else - $this->_pop_tag($tag_command); - - if ($start_tag) { - $output = '<?php ' . $this->_push_cacheable_state('block', $tag_command); - $attrs = $this->_parse_attrs($tag_args); - $_cache_attrs=''; - $arg_list = $this->_compile_arg_list('block', $tag_command, $attrs, $_cache_attrs); - $output .= "$_cache_attrs\$this->_tag_stack[] = array('$tag_command', array(".implode(',', $arg_list).')); '; - $output .= '$_block_repeat=true;' . $this->_compile_plugin_call('block', $tag_command).'($this->_tag_stack[count($this->_tag_stack)-1][1], null, $this, $_block_repeat);'; - $output .= 'while ($_block_repeat) { ob_start(); ?>'; - } else { - $output = '<?php $_block_content = ob_get_contents(); ob_end_clean(); '; - $_out_tag_text = $this->_compile_plugin_call('block', $tag_command).'($this->_tag_stack[count($this->_tag_stack)-1][1], $_block_content, $this, $_block_repeat)'; - if ($tag_modifier != '') { - $this->_parse_modifiers($_out_tag_text, $tag_modifier); - } - $output .= '$_block_repeat=false;echo ' . $_out_tag_text . '; } '; - $output .= " array_pop(\$this->_tag_stack); " . $this->_pop_cacheable_state('block', $tag_command) . '?>'; - } - - return true; - } - - - /** - * compile custom function tag - * - * @param string $tag_command - * @param string $tag_args - * @param string $tag_modifier - * @return string - */ - function _compile_custom_tag($tag_command, $tag_args, $tag_modifier, &$output) - { - $found = false; - $have_function = true; - - /* - * First we check if the custom function has already been registered - * or loaded from a plugin file. - */ - if (isset($this->_plugins['function'][$tag_command])) { - $found = true; - $plugin_func = $this->_plugins['function'][$tag_command][0]; - if (!is_callable($plugin_func)) { - $message = "custom function '$tag_command' is not implemented"; - $have_function = false; - } - } - /* - * Otherwise we need to load plugin file and look for the function - * inside it. - */ - else if ($plugin_file = $this->_get_plugin_filepath('function', $tag_command)) { - $found = true; - - include_once $plugin_file; - - $plugin_func = 'smarty_function_' . $tag_command; - if (!function_exists($plugin_func)) { - $message = "plugin function $plugin_func() not found in $plugin_file\n"; - $have_function = false; - } else { - $this->_plugins['function'][$tag_command] = array($plugin_func, null, null, null, true); - - } - } - - if (!$found) { - return false; - } else if (!$have_function) { - $this->_syntax_error($message, E_USER_WARNING, __FILE__, __LINE__); - return true; - } - - /* declare plugin to be loaded on display of the template that - we compile right now */ - $this->_add_plugin('function', $tag_command); - - $_cacheable_state = $this->_push_cacheable_state('function', $tag_command); - $attrs = $this->_parse_attrs($tag_args); - $_cache_attrs = ''; - $arg_list = $this->_compile_arg_list('function', $tag_command, $attrs, $_cache_attrs); - - $output = $this->_compile_plugin_call('function', $tag_command).'(array('.implode(',', $arg_list)."), \$this)"; - if($tag_modifier != '') { - $this->_parse_modifiers($output, $tag_modifier); - } - - if($output != '') { - $output = '<?php ' . $_cacheable_state . $_cache_attrs . 'echo ' . $output . ';' - . $this->_pop_cacheable_state('function', $tag_command) . "?>" . $this->_additional_newline; - } - - return true; - } - - /** - * compile a registered object tag - * - * @param string $tag_command - * @param array $attrs - * @param string $tag_modifier - * @return string - */ - function _compile_registered_object_tag($tag_command, $attrs, $tag_modifier) - { - if (substr($tag_command, 0, 1) == '/') { - $start_tag = false; - $tag_command = substr($tag_command, 1); - } else { - $start_tag = true; - } - - list($object, $obj_comp) = explode('->', $tag_command); - - $arg_list = array(); - if(count($attrs)) { - $_assign_var = false; - foreach ($attrs as $arg_name => $arg_value) { - if($arg_name == 'assign') { - $_assign_var = $arg_value; - unset($attrs['assign']); - continue; - } - if (is_bool($arg_value)) - $arg_value = $arg_value ? 'true' : 'false'; - $arg_list[] = "'$arg_name' => $arg_value"; - } - } - - if($this->_reg_objects[$object][2]) { - // smarty object argument format - $args = "array(".implode(',', (array)$arg_list)."), \$this"; - } else { - // traditional argument format - $args = implode(',', array_values($attrs)); - if (empty($args)) { - $args = ''; - } - } - - $prefix = ''; - $postfix = ''; - $newline = ''; - if(!is_object($this->_reg_objects[$object][0])) { - $this->_trigger_fatal_error("registered '$object' is not an object" , $this->_current_file, $this->_current_line_no, __FILE__, __LINE__); - } elseif(!empty($this->_reg_objects[$object][1]) && !in_array($obj_comp, $this->_reg_objects[$object][1])) { - $this->_trigger_fatal_error("'$obj_comp' is not a registered component of object '$object'", $this->_current_file, $this->_current_line_no, __FILE__, __LINE__); - } elseif(method_exists($this->_reg_objects[$object][0], $obj_comp)) { - // method - if(in_array($obj_comp, $this->_reg_objects[$object][3])) { - // block method - if ($start_tag) { - $prefix = "\$this->_tag_stack[] = array('$obj_comp', $args); "; - $prefix .= "\$_block_repeat=true; \$this->_reg_objects['$object'][0]->$obj_comp(\$this->_tag_stack[count(\$this->_tag_stack)-1][1], null, \$this, \$_block_repeat); "; - $prefix .= "while (\$_block_repeat) { ob_start();"; - $return = null; - $postfix = ''; - } else { - $prefix = "\$_obj_block_content = ob_get_contents(); ob_end_clean(); \$_block_repeat=false;"; - $return = "\$this->_reg_objects['$object'][0]->$obj_comp(\$this->_tag_stack[count(\$this->_tag_stack)-1][1], \$_obj_block_content, \$this, \$_block_repeat)"; - $postfix = "} array_pop(\$this->_tag_stack);"; - } - } else { - // non-block method - $return = "\$this->_reg_objects['$object'][0]->$obj_comp($args)"; - } - } else { - // property - $return = "\$this->_reg_objects['$object'][0]->$obj_comp"; - } - - if($return != null) { - if($tag_modifier != '') { - $this->_parse_modifiers($return, $tag_modifier); - } - - if(!empty($_assign_var)) { - $output = "\$this->assign('" . $this->_dequote($_assign_var) ."', $return);"; - } else { - $output = 'echo ' . $return . ';'; - $newline = $this->_additional_newline; - } - } else { - $output = ''; - } - - return '<?php ' . $prefix . $output . $postfix . "?>" . $newline; - } - - /** - * Compile {insert ...} tag - * - * @param string $tag_args - * @return string - */ - function _compile_insert_tag($tag_args) - { - $attrs = $this->_parse_attrs($tag_args); - $name = $this->_dequote($attrs['name']); - - if (empty($name)) { - return $this->_syntax_error("missing insert name", E_USER_ERROR, __FILE__, __LINE__); - } - - if (!preg_match('~^\w+$~', $name)) { - return $this->_syntax_error("'insert: 'name' must be an insert function name", E_USER_ERROR, __FILE__, __LINE__); - } - - if (!empty($attrs['script'])) { - $delayed_loading = true; - } else { - $delayed_loading = false; - } - - foreach ($attrs as $arg_name => $arg_value) { - if (is_bool($arg_value)) - $arg_value = $arg_value ? 'true' : 'false'; - $arg_list[] = "'$arg_name' => $arg_value"; - } - - $this->_add_plugin('insert', $name, $delayed_loading); - - $_params = "array('args' => array(".implode(', ', (array)$arg_list)."))"; - - return "<?php require_once(SMARTY_CORE_DIR . 'core.run_insert_handler.php');\necho smarty_core_run_insert_handler($_params, \$this); ?>" . $this->_additional_newline; - } - - /** - * Compile {include ...} tag - * - * @param string $tag_args - * @return string - */ - function _compile_include_tag($tag_args) - { - $attrs = $this->_parse_attrs($tag_args); - $arg_list = array(); - - if (empty($attrs['file'])) { - $this->_syntax_error("missing 'file' attribute in include tag", E_USER_ERROR, __FILE__, __LINE__); - } - - foreach ($attrs as $arg_name => $arg_value) { - if ($arg_name == 'file') { - $include_file = $arg_value; - continue; - } else if ($arg_name == 'assign') { - $assign_var = $arg_value; - continue; - } - if (is_bool($arg_value)) - $arg_value = $arg_value ? 'true' : 'false'; - $arg_list[] = "'$arg_name' => $arg_value"; - } - - $output = '<?php '; - - if (isset($assign_var)) { - $output .= "ob_start();\n"; - } - - $output .= - "\$_smarty_tpl_vars = \$this->_tpl_vars;\n"; - - - $_params = "array('smarty_include_tpl_file' => " . $include_file . ", 'smarty_include_vars' => array(".implode(',', (array)$arg_list)."))"; - $output .= "\$this->_smarty_include($_params);\n" . - "\$this->_tpl_vars = \$_smarty_tpl_vars;\n" . - "unset(\$_smarty_tpl_vars);\n"; - - if (isset($assign_var)) { - $output .= "\$this->assign(" . $assign_var . ", ob_get_contents()); ob_end_clean();\n"; - } - - $output .= ' ?>'; - - return $output; - - } - - /** - * Compile {include ...} tag - * - * @param string $tag_args - * @return string - */ - function _compile_include_php_tag($tag_args) - { - $attrs = $this->_parse_attrs($tag_args); - - if (empty($attrs['file'])) { - $this->_syntax_error("missing 'file' attribute in include_php tag", E_USER_ERROR, __FILE__, __LINE__); - } - - $assign_var = (empty($attrs['assign'])) ? '' : $this->_dequote($attrs['assign']); - $once_var = (empty($attrs['once']) || $attrs['once']=='false') ? 'false' : 'true'; - - $arg_list = array(); - foreach($attrs as $arg_name => $arg_value) { - if($arg_name != 'file' AND $arg_name != 'once' AND $arg_name != 'assign') { - if(is_bool($arg_value)) - $arg_value = $arg_value ? 'true' : 'false'; - $arg_list[] = "'$arg_name' => $arg_value"; - } - } - - $_params = "array('smarty_file' => " . $attrs['file'] . ", 'smarty_assign' => '$assign_var', 'smarty_once' => $once_var, 'smarty_include_vars' => array(".implode(',', $arg_list)."))"; - - return "<?php require_once(SMARTY_CORE_DIR . 'core.smarty_include_php.php');\nsmarty_core_smarty_include_php($_params, \$this); ?>" . $this->_additional_newline; - } - - - /** - * Compile {section ...} tag - * - * @param string $tag_args - * @return string - */ - function _compile_section_start($tag_args) - { - $attrs = $this->_parse_attrs($tag_args); - $arg_list = array(); - - $output = '<?php '; - $section_name = $attrs['name']; - if (empty($section_name)) { - $this->_syntax_error("missing section name", E_USER_ERROR, __FILE__, __LINE__); - } - - $output .= "unset(\$this->_sections[$section_name]);\n"; - $section_props = "\$this->_sections[$section_name]"; - - foreach ($attrs as $attr_name => $attr_value) { - switch ($attr_name) { - case 'loop': - $output .= "{$section_props}['loop'] = is_array(\$_loop=$attr_value) ? count(\$_loop) : max(0, (int)\$_loop); unset(\$_loop);\n"; - break; - - case 'show': - if (is_bool($attr_value)) - $show_attr_value = $attr_value ? 'true' : 'false'; - else - $show_attr_value = "(bool)$attr_value"; - $output .= "{$section_props}['show'] = $show_attr_value;\n"; - break; - - case 'name': - $output .= "{$section_props}['$attr_name'] = $attr_value;\n"; - break; - - case 'max': - case 'start': - $output .= "{$section_props}['$attr_name'] = (int)$attr_value;\n"; - break; - - case 'step': - $output .= "{$section_props}['$attr_name'] = ((int)$attr_value) == 0 ? 1 : (int)$attr_value;\n"; - break; - - default: - $this->_syntax_error("unknown section attribute - '$attr_name'", E_USER_ERROR, __FILE__, __LINE__); - break; - } - } - - if (!isset($attrs['show'])) - $output .= "{$section_props}['show'] = true;\n"; - - if (!isset($attrs['loop'])) - $output .= "{$section_props}['loop'] = 1;\n"; - - if (!isset($attrs['max'])) - $output .= "{$section_props}['max'] = {$section_props}['loop'];\n"; - else - $output .= "if ({$section_props}['max'] < 0)\n" . - " {$section_props}['max'] = {$section_props}['loop'];\n"; - - if (!isset($attrs['step'])) - $output .= "{$section_props}['step'] = 1;\n"; - - if (!isset($attrs['start'])) - $output .= "{$section_props}['start'] = {$section_props}['step'] > 0 ? 0 : {$section_props}['loop']-1;\n"; - else { - $output .= "if ({$section_props}['start'] < 0)\n" . - " {$section_props}['start'] = max({$section_props}['step'] > 0 ? 0 : -1, {$section_props}['loop'] + {$section_props}['start']);\n" . - "else\n" . - " {$section_props}['start'] = min({$section_props}['start'], {$section_props}['step'] > 0 ? {$section_props}['loop'] : {$section_props}['loop']-1);\n"; - } - - $output .= "if ({$section_props}['show']) {\n"; - if (!isset($attrs['start']) && !isset($attrs['step']) && !isset($attrs['max'])) { - $output .= " {$section_props}['total'] = {$section_props}['loop'];\n"; - } else { - $output .= " {$section_props}['total'] = min(ceil(({$section_props}['step'] > 0 ? {$section_props}['loop'] - {$section_props}['start'] : {$section_props}['start']+1)/abs({$section_props}['step'])), {$section_props}['max']);\n"; - } - $output .= " if ({$section_props}['total'] == 0)\n" . - " {$section_props}['show'] = false;\n" . - "} else\n" . - " {$section_props}['total'] = 0;\n"; - - $output .= "if ({$section_props}['show']):\n"; - $output .= " - for ({$section_props}['index'] = {$section_props}['start'], {$section_props}['iteration'] = 1; - {$section_props}['iteration'] <= {$section_props}['total']; - {$section_props}['index'] += {$section_props}['step'], {$section_props}['iteration']++):\n"; - $output .= "{$section_props}['rownum'] = {$section_props}['iteration'];\n"; - $output .= "{$section_props}['index_prev'] = {$section_props}['index'] - {$section_props}['step'];\n"; - $output .= "{$section_props}['index_next'] = {$section_props}['index'] + {$section_props}['step'];\n"; - $output .= "{$section_props}['first'] = ({$section_props}['iteration'] == 1);\n"; - $output .= "{$section_props}['last'] = ({$section_props}['iteration'] == {$section_props}['total']);\n"; - - $output .= "?>"; - - return $output; - } - - - /** - * Compile {foreach ...} tag. - * - * @param string $tag_args - * @return string - */ - function _compile_foreach_start($tag_args) - { - $attrs = $this->_parse_attrs($tag_args); - $arg_list = array(); - - if (empty($attrs['from'])) { - return $this->_syntax_error("foreach: missing 'from' attribute", E_USER_ERROR, __FILE__, __LINE__); - } - $from = $attrs['from']; - - if (empty($attrs['item'])) { - return $this->_syntax_error("foreach: missing 'item' attribute", E_USER_ERROR, __FILE__, __LINE__); - } - $item = $this->_dequote($attrs['item']); - if (!preg_match('~^\w+$~', $item)) { - return $this->_syntax_error("foreach: 'item' must be a variable name (literal string)", E_USER_ERROR, __FILE__, __LINE__); - } - - if (isset($attrs['key'])) { - $key = $this->_dequote($attrs['key']); - if (!preg_match('~^\w+$~', $key)) { - return $this->_syntax_error("foreach: 'key' must to be a variable name (literal string)", E_USER_ERROR, __FILE__, __LINE__); - } - $key_part = "\$this->_tpl_vars['$key'] => "; - } else { - $key = null; - $key_part = ''; - } - - if (isset($attrs['name'])) { - $name = $attrs['name']; - } else { - $name = null; - } - - $output = '<?php '; - $output .= "\$_from = $from; if (!is_array(\$_from) && !is_object(\$_from)) { settype(\$_from, 'array'); }"; - if (isset($name)) { - $foreach_props = "\$this->_foreach[$name]"; - $output .= "{$foreach_props} = array('total' => count(\$_from), 'iteration' => 0);\n"; - $output .= "if ({$foreach_props}['total'] > 0):\n"; - $output .= " foreach (\$_from as $key_part\$this->_tpl_vars['$item']):\n"; - $output .= " {$foreach_props}['iteration']++;\n"; - } else { - $output .= "if (count(\$_from)):\n"; - $output .= " foreach (\$_from as $key_part\$this->_tpl_vars['$item']):\n"; - } - $output .= '?>'; - - return $output; - } - - - /** - * Compile {capture} .. {/capture} tags - * - * @param boolean $start true if this is the {capture} tag - * @param string $tag_args - * @return string - */ - - function _compile_capture_tag($start, $tag_args = '') - { - $attrs = $this->_parse_attrs($tag_args); - - if ($start) { - $buffer = isset($attrs['name']) ? $attrs['name'] : "'default'"; - $assign = isset($attrs['assign']) ? $attrs['assign'] : null; - $append = isset($attrs['append']) ? $attrs['append'] : null; - - $output = "<?php ob_start(); ?>"; - $this->_capture_stack[] = array($buffer, $assign, $append); - } else { - list($buffer, $assign, $append) = array_pop($this->_capture_stack); - $output = "<?php \$this->_smarty_vars['capture'][$buffer] = ob_get_contents(); "; - if (isset($assign)) { - $output .= " \$this->assign($assign, ob_get_contents());"; - } - if (isset($append)) { - $output .= " \$this->append($append, ob_get_contents());"; - } - $output .= "ob_end_clean(); ?>"; - } - - return $output; - } - - /** - * Compile {if ...} tag - * - * @param string $tag_args - * @param boolean $elseif if true, uses elseif instead of if - * @return string - */ - function _compile_if_tag($tag_args, $elseif = false) - { - - /* Tokenize args for 'if' tag. */ - preg_match_all('~(?> - ' . $this->_obj_call_regexp . '(?:' . $this->_mod_regexp . '*)? | # valid object call - ' . $this->_var_regexp . '(?:' . $this->_mod_regexp . '*)? | # var or quoted string - \-?0[xX][0-9a-fA-F]+|\-?\d+(?:\.\d+)?|\.\d+|!==|===|==|!=|<>|<<|>>|<=|>=|\&\&|\|\||\(|\)|,|\!|\^|=|\&|\~|<|>|\||\%|\+|\-|\/|\*|\@ | # valid non-word token - \b\w+\b | # valid word token - \S+ # anything else - )~x', $tag_args, $match); - - $tokens = $match[0]; - - if(empty($tokens)) { - $_error_msg = $elseif ? "'elseif'" : "'if'"; - $_error_msg .= ' statement requires arguments'; - $this->_syntax_error($_error_msg, E_USER_ERROR, __FILE__, __LINE__); - } - - - // make sure we have balanced parenthesis - $token_count = array_count_values($tokens); - if(isset($token_count['(']) && $token_count['('] != $token_count[')']) { - $this->_syntax_error("unbalanced parenthesis in if statement", E_USER_ERROR, __FILE__, __LINE__); - } - - $is_arg_stack = array(); - - for ($i = 0; $i < count($tokens); $i++) { - - $token = &$tokens[$i]; - - switch (strtolower($token)) { - case '!': - case '%': - case '!==': - case '==': - case '===': - case '>': - case '<': - case '!=': - case '<>': - case '<<': - case '>>': - case '<=': - case '>=': - case '&&': - case '||': - case '|': - case '^': - case '&': - case '~': - case ')': - case ',': - case '+': - case '-': - case '*': - case '/': - case '@': - break; - - case 'eq': - $token = '=='; - break; - - case 'ne': - case 'neq': - $token = '!='; - break; - - case 'lt': - $token = '<'; - break; - - case 'le': - case 'lte': - $token = '<='; - break; - - case 'gt': - $token = '>'; - break; - - case 'ge': - case 'gte': - $token = '>='; - break; - - case 'and': - $token = '&&'; - break; - - case 'or': - $token = '||'; - break; - - case 'not': - $token = '!'; - break; - - case 'mod': - $token = '%'; - break; - - case '(': - array_push($is_arg_stack, $i); - break; - - case 'is': - /* If last token was a ')', we operate on the parenthesized - expression. The start of the expression is on the stack. - Otherwise, we operate on the last encountered token. */ - if ($tokens[$i-1] == ')') - $is_arg_start = array_pop($is_arg_stack); - else - $is_arg_start = $i-1; - /* Construct the argument for 'is' expression, so it knows - what to operate on. */ - $is_arg = implode(' ', array_slice($tokens, $is_arg_start, $i - $is_arg_start)); - - /* Pass all tokens from next one until the end to the - 'is' expression parsing function. The function will - return modified tokens, where the first one is the result - of the 'is' expression and the rest are the tokens it - didn't touch. */ - $new_tokens = $this->_parse_is_expr($is_arg, array_slice($tokens, $i+1)); - - /* Replace the old tokens with the new ones. */ - array_splice($tokens, $is_arg_start, count($tokens), $new_tokens); - - /* Adjust argument start so that it won't change from the - current position for the next iteration. */ - $i = $is_arg_start; - break; - - default: - if(preg_match('~^' . $this->_func_regexp . '$~', $token) ) { - // function call - if($this->security && - !in_array($token, $this->security_settings['IF_FUNCS'])) { - $this->_syntax_error("(secure mode) '$token' not allowed in if statement", E_USER_ERROR, __FILE__, __LINE__); - } - } elseif(preg_match('~^' . $this->_var_regexp . '$~', $token) && (strpos('+-*/^%&|', substr($token, -1)) === false) && isset($tokens[$i+1]) && $tokens[$i+1] == '(') { - // variable function call - $this->_syntax_error("variable function call '$token' not allowed in if statement", E_USER_ERROR, __FILE__, __LINE__); - } elseif(preg_match('~^' . $this->_obj_call_regexp . '|' . $this->_var_regexp . '(?:' . $this->_mod_regexp . '*)$~', $token)) { - // object or variable - $token = $this->_parse_var_props($token); - } elseif(is_numeric($token)) { - // number, skip it - } else { - $this->_syntax_error("unidentified token '$token'", E_USER_ERROR, __FILE__, __LINE__); - } - break; - } - } - - if ($elseif) - return '<?php elseif ('.implode(' ', $tokens).'): ?>'; - else - return '<?php if ('.implode(' ', $tokens).'): ?>'; - } - - - function _compile_arg_list($type, $name, $attrs, &$cache_code) { - $arg_list = array(); - - if (isset($type) && isset($name) - && isset($this->_plugins[$type]) - && isset($this->_plugins[$type][$name]) - && empty($this->_plugins[$type][$name][4]) - && is_array($this->_plugins[$type][$name][5]) - ) { - /* we have a list of parameters that should be cached */ - $_cache_attrs = $this->_plugins[$type][$name][5]; - $_count = $this->_cache_attrs_count++; - $cache_code = "\$_cache_attrs =& \$this->_smarty_cache_attrs('$this->_cache_serial','$_count');"; - - } else { - /* no parameters are cached */ - $_cache_attrs = null; - } - - foreach ($attrs as $arg_name => $arg_value) { - if (is_bool($arg_value)) - $arg_value = $arg_value ? 'true' : 'false'; - if (is_null($arg_value)) - $arg_value = 'null'; - if ($_cache_attrs && in_array($arg_name, $_cache_attrs)) { - $arg_list[] = "'$arg_name' => (\$this->_cache_including) ? \$_cache_attrs['$arg_name'] : (\$_cache_attrs['$arg_name']=$arg_value)"; - } else { - $arg_list[] = "'$arg_name' => $arg_value"; - } - } - return $arg_list; - } - - /** - * Parse is expression - * - * @param string $is_arg - * @param array $tokens - * @return array - */ - function _parse_is_expr($is_arg, $tokens) - { - $expr_end = 0; - $negate_expr = false; - - if (($first_token = array_shift($tokens)) == 'not') { - $negate_expr = true; - $expr_type = array_shift($tokens); - } else - $expr_type = $first_token; - - switch ($expr_type) { - case 'even': - if (isset($tokens[$expr_end]) && $tokens[$expr_end] == 'by') { - $expr_end++; - $expr_arg = $tokens[$expr_end++]; - $expr = "!(1 & ($is_arg / " . $this->_parse_var_props($expr_arg) . "))"; - } else - $expr = "!(1 & $is_arg)"; - break; - - case 'odd': - if (isset($tokens[$expr_end]) && $tokens[$expr_end] == 'by') { - $expr_end++; - $expr_arg = $tokens[$expr_end++]; - $expr = "(1 & ($is_arg / " . $this->_parse_var_props($expr_arg) . "))"; - } else - $expr = "(1 & $is_arg)"; - break; - - case 'div': - if (@$tokens[$expr_end] == 'by') { - $expr_end++; - $expr_arg = $tokens[$expr_end++]; - $expr = "!($is_arg % " . $this->_parse_var_props($expr_arg) . ")"; - } else { - $this->_syntax_error("expecting 'by' after 'div'", E_USER_ERROR, __FILE__, __LINE__); - } - break; - - default: - $this->_syntax_error("unknown 'is' expression - '$expr_type'", E_USER_ERROR, __FILE__, __LINE__); - break; - } - - if ($negate_expr) { - $expr = "!($expr)"; - } - - array_splice($tokens, 0, $expr_end, $expr); - - return $tokens; - } - - - /** - * Parse attribute string - * - * @param string $tag_args - * @return array - */ - function _parse_attrs($tag_args) - { - - /* Tokenize tag attributes. */ - preg_match_all('~(?:' . $this->_obj_call_regexp . '|' . $this->_qstr_regexp . ' | (?>[^"\'=\s]+) - )+ | - [=] - ~x', $tag_args, $match); - $tokens = $match[0]; - - $attrs = array(); - /* Parse state: - 0 - expecting attribute name - 1 - expecting '=' - 2 - expecting attribute value (not '=') */ - $state = 0; - - foreach ($tokens as $token) { - switch ($state) { - case 0: - /* If the token is a valid identifier, we set attribute name - and go to state 1. */ - if (preg_match('~^\w+$~', $token)) { - $attr_name = $token; - $state = 1; - } else - $this->_syntax_error("invalid attribute name: '$token'", E_USER_ERROR, __FILE__, __LINE__); - break; - - case 1: - /* If the token is '=', then we go to state 2. */ - if ($token == '=') { - $state = 2; - } else - $this->_syntax_error("expecting '=' after attribute name '$last_token'", E_USER_ERROR, __FILE__, __LINE__); - break; - - case 2: - /* If token is not '=', we set the attribute value and go to - state 0. */ - if ($token != '=') { - /* We booleanize the token if it's a non-quoted possible - boolean value. */ - if (preg_match('~^(on|yes|true)$~', $token)) { - $token = 'true'; - } else if (preg_match('~^(off|no|false)$~', $token)) { - $token = 'false'; - } else if ($token == 'null') { - $token = 'null'; - } else if (preg_match('~^' . $this->_num_const_regexp . '|0[xX][0-9a-fA-F]+$~', $token)) { - /* treat integer literally */ - } else if (!preg_match('~^' . $this->_obj_call_regexp . '|' . $this->_var_regexp . '(?:' . $this->_mod_regexp . ')*$~', $token)) { - /* treat as a string, double-quote it escaping quotes */ - $token = '"'.addslashes($token).'"'; - } - - $attrs[$attr_name] = $token; - $state = 0; - } else - $this->_syntax_error("'=' cannot be an attribute value", E_USER_ERROR, __FILE__, __LINE__); - break; - } - $last_token = $token; - } - - if($state != 0) { - if($state == 1) { - $this->_syntax_error("expecting '=' after attribute name '$last_token'", E_USER_ERROR, __FILE__, __LINE__); - } else { - $this->_syntax_error("missing attribute value", E_USER_ERROR, __FILE__, __LINE__); - } - } - - $this->_parse_vars_props($attrs); - - return $attrs; - } - - /** - * compile multiple variables and section properties tokens into - * PHP code - * - * @param array $tokens - */ - function _parse_vars_props(&$tokens) - { - foreach($tokens as $key => $val) { - $tokens[$key] = $this->_parse_var_props($val); - } - } - - /** - * compile single variable and section properties token into - * PHP code - * - * @param string $val - * @param string $tag_attrs - * @return string - */ - function _parse_var_props($val) - { - $val = trim($val); - - if(preg_match('~^(' . $this->_obj_call_regexp . '|' . $this->_dvar_regexp . ')(' . $this->_mod_regexp . '*)$~', $val, $match)) { - // $ variable or object - $return = $this->_parse_var($match[1]); - $modifiers = $match[2]; - if (!empty($this->default_modifiers) && !preg_match('~(^|\|)smarty:nodefaults($|\|)~',$modifiers)) { - $_default_mod_string = implode('|',(array)$this->default_modifiers); - $modifiers = empty($modifiers) ? $_default_mod_string : $_default_mod_string . '|' . $modifiers; - } - $this->_parse_modifiers($return, $modifiers); - return $return; - } elseif (preg_match('~^' . $this->_db_qstr_regexp . '(?:' . $this->_mod_regexp . '*)$~', $val)) { - // double quoted text - preg_match('~^(' . $this->_db_qstr_regexp . ')('. $this->_mod_regexp . '*)$~', $val, $match); - $return = $this->_expand_quoted_text($match[1]); - if($match[2] != '') { - $this->_parse_modifiers($return, $match[2]); - } - return $return; - } - elseif(preg_match('~^' . $this->_num_const_regexp . '(?:' . $this->_mod_regexp . '*)$~', $val)) { - // numerical constant - preg_match('~^(' . $this->_num_const_regexp . ')('. $this->_mod_regexp . '*)$~', $val, $match); - if($match[2] != '') { - $this->_parse_modifiers($match[1], $match[2]); - return $match[1]; - } - } - elseif(preg_match('~^' . $this->_si_qstr_regexp . '(?:' . $this->_mod_regexp . '*)$~', $val)) { - // single quoted text - preg_match('~^(' . $this->_si_qstr_regexp . ')('. $this->_mod_regexp . '*)$~', $val, $match); - if($match[2] != '') { - $this->_parse_modifiers($match[1], $match[2]); - return $match[1]; - } - } - elseif(preg_match('~^' . $this->_cvar_regexp . '(?:' . $this->_mod_regexp . '*)$~', $val)) { - // config var - return $this->_parse_conf_var($val); - } - elseif(preg_match('~^' . $this->_svar_regexp . '(?:' . $this->_mod_regexp . '*)$~', $val)) { - // section var - return $this->_parse_section_prop($val); - } - elseif(!in_array($val, $this->_permitted_tokens) && !is_numeric($val)) { - // literal string - return $this->_expand_quoted_text('"' . strtr($val, array('\\' => '\\\\', '"' => '\\"')) .'"'); - } - return $val; - } - - /** - * expand quoted text with embedded variables - * - * @param string $var_expr - * @return string - */ - function _expand_quoted_text($var_expr) - { - // if contains unescaped $, expand it - if(preg_match_all('~(?:\`(?<!\\\\)\$' . $this->_dvar_guts_regexp . '(?:' . $this->_obj_ext_regexp . ')*\`)|(?:(?<!\\\\)\$\w+(\[[a-zA-Z0-9]+\])*)~', $var_expr, $_match)) { - $_match = $_match[0]; - $_replace = array(); - foreach($_match as $_var) { - $_replace[$_var] = '".(' . $this->_parse_var(str_replace('`','',$_var)) . ')."'; - } - $var_expr = strtr($var_expr, $_replace); - $_return = preg_replace('~\.""|(?<!\\\\)""\.~', '', $var_expr); - } else { - $_return = $var_expr; - } - // replace double quoted literal string with single quotes - $_return = preg_replace('~^"([\s\w]+)"$~',"'\\1'",$_return); - return $_return; - } - - /** - * parse variable expression into PHP code - * - * @param string $var_expr - * @param string $output - * @return string - */ - function _parse_var($var_expr) - { - $_has_math = false; - $_math_vars = preg_split('~('.$this->_dvar_math_regexp.'|'.$this->_qstr_regexp.')~', $var_expr, -1, PREG_SPLIT_DELIM_CAPTURE); - - if(count($_math_vars) > 1) { - $_first_var = ""; - $_complete_var = ""; - $_output = ""; - // simple check if there is any math, to stop recursion (due to modifiers with "xx % yy" as parameter) - foreach($_math_vars as $_k => $_math_var) { - $_math_var = $_math_vars[$_k]; - - if(!empty($_math_var) || is_numeric($_math_var)) { - // hit a math operator, so process the stuff which came before it - if(preg_match('~^' . $this->_dvar_math_regexp . '$~', $_math_var)) { - $_has_math = true; - if(!empty($_complete_var) || is_numeric($_complete_var)) { - $_output .= $this->_parse_var($_complete_var); - } - - // just output the math operator to php - $_output .= $_math_var; - - if(empty($_first_var)) - $_first_var = $_complete_var; - - $_complete_var = ""; - } else { - $_complete_var .= $_math_var; - } - } - } - if($_has_math) { - if(!empty($_complete_var) || is_numeric($_complete_var)) - $_output .= $this->_parse_var($_complete_var); - - // get the modifiers working (only the last var from math + modifier is left) - $var_expr = $_complete_var; - } - } - - // prevent cutting of first digit in the number (we _definitly_ got a number if the first char is a digit) - if(is_numeric(substr($var_expr, 0, 1))) - $_var_ref = $var_expr; - else - $_var_ref = substr($var_expr, 1); - - if(!$_has_math) { - - // get [foo] and .foo and ->foo and (...) pieces - preg_match_all('~(?:^\w+)|' . $this->_obj_params_regexp . '|(?:' . $this->_var_bracket_regexp . ')|->\$?\w+|\.\$?\w+|\S+~', $_var_ref, $match); - - $_indexes = $match[0]; - $_var_name = array_shift($_indexes); - - /* Handle $smarty.* variable references as a special case. */ - if ($_var_name == 'smarty') { - /* - * If the reference could be compiled, use the compiled output; - * otherwise, fall back on the $smarty variable generated at - * run-time. - */ - if (($smarty_ref = $this->_compile_smarty_ref($_indexes)) !== null) { - $_output = $smarty_ref; - } else { - $_var_name = substr(array_shift($_indexes), 1); - $_output = "\$this->_smarty_vars['$_var_name']"; - } - } elseif(is_numeric($_var_name) && is_numeric(substr($var_expr, 0, 1))) { - // because . is the operator for accessing arrays thru inidizes we need to put it together again for floating point numbers - if(count($_indexes) > 0) - { - $_var_name .= implode("", $_indexes); - $_indexes = array(); - } - $_output = $_var_name; - } else { - $_output = "\$this->_tpl_vars['$_var_name']"; - } - - foreach ($_indexes as $_index) { - if (substr($_index, 0, 1) == '[') { - $_index = substr($_index, 1, -1); - if (is_numeric($_index)) { - $_output .= "[$_index]"; - } elseif (substr($_index, 0, 1) == '$') { - if (strpos($_index, '.') !== false) { - $_output .= '[' . $this->_parse_var($_index) . ']'; - } else { - $_output .= "[\$this->_tpl_vars['" . substr($_index, 1) . "']]"; - } - } else { - $_var_parts = explode('.', $_index); - $_var_section = $_var_parts[0]; - $_var_section_prop = isset($_var_parts[1]) ? $_var_parts[1] : 'index'; - $_output .= "[\$this->_sections['$_var_section']['$_var_section_prop']]"; - } - } else if (substr($_index, 0, 1) == '.') { - if (substr($_index, 1, 1) == '$') - $_output .= "[\$this->_tpl_vars['" . substr($_index, 2) . "']]"; - else - $_output .= "['" . substr($_index, 1) . "']"; - } else if (substr($_index,0,2) == '->') { - if(substr($_index,2,2) == '__') { - $this->_syntax_error('call to internal object members is not allowed', E_USER_ERROR, __FILE__, __LINE__); - } elseif($this->security && substr($_index, 2, 1) == '_') { - $this->_syntax_error('(secure) call to private object member is not allowed', E_USER_ERROR, __FILE__, __LINE__); - } elseif (substr($_index, 2, 1) == '$') { - if ($this->security) { - $this->_syntax_error('(secure) call to dynamic object member is not allowed', E_USER_ERROR, __FILE__, __LINE__); - } else { - $_output .= '->{(($_var=$this->_tpl_vars[\''.substr($_index,3).'\']) && substr($_var,0,2)!=\'__\') ? $_var : $this->trigger_error("cannot access property \\"$_var\\"")}'; - } - } else { - $_output .= $_index; - } - } elseif (substr($_index, 0, 1) == '(') { - $_index = $this->_parse_parenth_args($_index); - $_output .= $_index; - } else { - $_output .= $_index; - } - } - } - - return $_output; - } - - /** - * parse arguments in function call parenthesis - * - * @param string $parenth_args - * @return string - */ - function _parse_parenth_args($parenth_args) - { - preg_match_all('~' . $this->_param_regexp . '~',$parenth_args, $match); - $orig_vals = $match = $match[0]; - $this->_parse_vars_props($match); - $replace = array(); - for ($i = 0, $count = count($match); $i < $count; $i++) { - $replace[$orig_vals[$i]] = $match[$i]; - } - return strtr($parenth_args, $replace); - } - - /** - * parse configuration variable expression into PHP code - * - * @param string $conf_var_expr - */ - function _parse_conf_var($conf_var_expr) - { - $parts = explode('|', $conf_var_expr, 2); - $var_ref = $parts[0]; - $modifiers = isset($parts[1]) ? $parts[1] : ''; - - $var_name = substr($var_ref, 1, -1); - - $output = "\$this->_config[0]['vars']['$var_name']"; - - $this->_parse_modifiers($output, $modifiers); - - return $output; - } - - /** - * parse section property expression into PHP code - * - * @param string $section_prop_expr - * @return string - */ - function _parse_section_prop($section_prop_expr) - { - $parts = explode('|', $section_prop_expr, 2); - $var_ref = $parts[0]; - $modifiers = isset($parts[1]) ? $parts[1] : ''; - - preg_match('!%(\w+)\.(\w+)%!', $var_ref, $match); - $section_name = $match[1]; - $prop_name = $match[2]; - - $output = "\$this->_sections['$section_name']['$prop_name']"; - - $this->_parse_modifiers($output, $modifiers); - - return $output; - } - - - /** - * parse modifier chain into PHP code - * - * sets $output to parsed modified chain - * @param string $output - * @param string $modifier_string - */ - function _parse_modifiers(&$output, $modifier_string) - { - preg_match_all('~\|(@?\w+)((?>:(?:'. $this->_qstr_regexp . '|[^|]+))*)~', '|' . $modifier_string, $_match); - list(, $_modifiers, $modifier_arg_strings) = $_match; - - for ($_i = 0, $_for_max = count($_modifiers); $_i < $_for_max; $_i++) { - $_modifier_name = $_modifiers[$_i]; - - if($_modifier_name == 'smarty') { - // skip smarty modifier - continue; - } - - preg_match_all('~:(' . $this->_qstr_regexp . '|[^:]+)~', $modifier_arg_strings[$_i], $_match); - $_modifier_args = $_match[1]; - - if (substr($_modifier_name, 0, 1) == '@') { - $_map_array = false; - $_modifier_name = substr($_modifier_name, 1); - } else { - $_map_array = true; - } - - if (empty($this->_plugins['modifier'][$_modifier_name]) - && !$this->_get_plugin_filepath('modifier', $_modifier_name) - && function_exists($_modifier_name)) { - if ($this->security && !in_array($_modifier_name, $this->security_settings['MODIFIER_FUNCS'])) { - $this->_trigger_fatal_error("[plugin] (secure mode) modifier '$_modifier_name' is not allowed" , $this->_current_file, $this->_current_line_no, __FILE__, __LINE__); - } else { - $this->_plugins['modifier'][$_modifier_name] = array($_modifier_name, null, null, false); - } - } - $this->_add_plugin('modifier', $_modifier_name); - - $this->_parse_vars_props($_modifier_args); - - if($_modifier_name == 'default') { - // supress notifications of default modifier vars and args - if(substr($output, 0, 1) == '$') { - $output = '@' . $output; - } - if(isset($_modifier_args[0]) && substr($_modifier_args[0], 0, 1) == '$') { - $_modifier_args[0] = '@' . $_modifier_args[0]; - } - } - if (count($_modifier_args) > 0) - $_modifier_args = ', '.implode(', ', $_modifier_args); - else - $_modifier_args = ''; - - if ($_map_array) { - $output = "((is_array(\$_tmp=$output)) ? \$this->_run_mod_handler('$_modifier_name', true, \$_tmp$_modifier_args) : " . $this->_compile_plugin_call('modifier', $_modifier_name) . "(\$_tmp$_modifier_args))"; - - } else { - - $output = $this->_compile_plugin_call('modifier', $_modifier_name)."($output$_modifier_args)"; - - } - } - } - - - /** - * add plugin - * - * @param string $type - * @param string $name - * @param boolean? $delayed_loading - */ - function _add_plugin($type, $name, $delayed_loading = null) - { - if (!isset($this->_plugin_info[$type])) { - $this->_plugin_info[$type] = array(); - } - if (!isset($this->_plugin_info[$type][$name])) { - $this->_plugin_info[$type][$name] = array($this->_current_file, - $this->_current_line_no, - $delayed_loading); - } - } - - - /** - * Compiles references of type $smarty.foo - * - * @param string $indexes - * @return string - */ - function _compile_smarty_ref(&$indexes) - { - /* Extract the reference name. */ - $_ref = substr($indexes[0], 1); - foreach($indexes as $_index_no=>$_index) { - if (substr($_index, 0, 1) != '.' && $_index_no<2 || !preg_match('~^(\.|\[|->)~', $_index)) { - $this->_syntax_error('$smarty' . implode('', array_slice($indexes, 0, 2)) . ' is an invalid reference', E_USER_ERROR, __FILE__, __LINE__); - } - } - - switch ($_ref) { - case 'now': - $compiled_ref = 'time()'; - $_max_index = 1; - break; - - case 'foreach': - array_shift($indexes); - $_var = $this->_parse_var_props(substr($indexes[0], 1)); - $_propname = substr($indexes[1], 1); - $_max_index = 1; - switch ($_propname) { - case 'index': - array_shift($indexes); - $compiled_ref = "(\$this->_foreach[$_var]['iteration']-1)"; - break; - - case 'first': - array_shift($indexes); - $compiled_ref = "(\$this->_foreach[$_var]['iteration'] <= 1)"; - break; - - case 'last': - array_shift($indexes); - $compiled_ref = "(\$this->_foreach[$_var]['iteration'] == \$this->_foreach[$_var]['total'])"; - break; - - case 'show': - array_shift($indexes); - $compiled_ref = "(\$this->_foreach[$_var]['total'] > 0)"; - break; - - default: - unset($_max_index); - $compiled_ref = "\$this->_foreach[$_var]"; - } - break; - - case 'section': - array_shift($indexes); - $_var = $this->_parse_var_props(substr($indexes[0], 1)); - $compiled_ref = "\$this->_sections[$_var]"; - break; - - case 'get': - $compiled_ref = ($this->request_use_auto_globals) ? '$_GET' : "\$GLOBALS['HTTP_GET_VARS']"; - break; - - case 'post': - $compiled_ref = ($this->request_use_auto_globals) ? '$_POST' : "\$GLOBALS['HTTP_POST_VARS']"; - break; - - case 'cookies': - $compiled_ref = ($this->request_use_auto_globals) ? '$_COOKIE' : "\$GLOBALS['HTTP_COOKIE_VARS']"; - break; - - case 'env': - $compiled_ref = ($this->request_use_auto_globals) ? '$_ENV' : "\$GLOBALS['HTTP_ENV_VARS']"; - break; - - case 'server': - $compiled_ref = ($this->request_use_auto_globals) ? '$_SERVER' : "\$GLOBALS['HTTP_SERVER_VARS']"; - break; - - case 'session': - $compiled_ref = ($this->request_use_auto_globals) ? '$_SESSION' : "\$GLOBALS['HTTP_SESSION_VARS']"; - break; - - /* - * These cases are handled either at run-time or elsewhere in the - * compiler. - */ - case 'request': - if ($this->request_use_auto_globals) { - $compiled_ref = '$_REQUEST'; - break; - } else { - $this->_init_smarty_vars = true; - } - return null; - - case 'capture': - return null; - - case 'template': - $compiled_ref = "'$this->_current_file'"; - $_max_index = 1; - break; - - case 'version': - $compiled_ref = "'$this->_version'"; - $_max_index = 1; - break; - - case 'const': - if ($this->security && !$this->security_settings['ALLOW_CONSTANTS']) { - $this->_syntax_error("(secure mode) constants not permitted", - E_USER_WARNING, __FILE__, __LINE__); - return; - } - array_shift($indexes); - if (preg_match('!^\.\w+$!', $indexes[0])) { - $compiled_ref = '@' . substr($indexes[0], 1); - } else { - $_val = $this->_parse_var_props(substr($indexes[0], 1)); - $compiled_ref = '@constant(' . $_val . ')'; - } - $_max_index = 1; - break; - - case 'config': - $compiled_ref = "\$this->_config[0]['vars']"; - $_max_index = 3; - break; - - case 'ldelim': - $compiled_ref = "'$this->left_delimiter'"; - break; - - case 'rdelim': - $compiled_ref = "'$this->right_delimiter'"; - break; - - default: - $this->_syntax_error('$smarty.' . $_ref . ' is an unknown reference', E_USER_ERROR, __FILE__, __LINE__); - break; - } - - if (isset($_max_index) && count($indexes) > $_max_index) { - $this->_syntax_error('$smarty' . implode('', $indexes) .' is an invalid reference', E_USER_ERROR, __FILE__, __LINE__); - } - - array_shift($indexes); - return $compiled_ref; - } - - /** - * compiles call to plugin of type $type with name $name - * returns a string containing the function-name or method call - * without the paramter-list that would have follow to make the - * call valid php-syntax - * - * @param string $type - * @param string $name - * @return string - */ - function _compile_plugin_call($type, $name) { - if (isset($this->_plugins[$type][$name])) { - /* plugin loaded */ - if (is_array($this->_plugins[$type][$name][0])) { - return ((is_object($this->_plugins[$type][$name][0][0])) ? - "\$this->_plugins['$type']['$name'][0][0]->" /* method callback */ - : (string)($this->_plugins[$type][$name][0][0]).'::' /* class callback */ - ). $this->_plugins[$type][$name][0][1]; - - } else { - /* function callback */ - return $this->_plugins[$type][$name][0]; - - } - } else { - /* plugin not loaded -> auto-loadable-plugin */ - return 'smarty_'.$type.'_'.$name; - - } - } - - /** - * load pre- and post-filters - */ - function _load_filters() - { - if (count($this->_plugins['prefilter']) > 0) { - foreach ($this->_plugins['prefilter'] as $filter_name => $prefilter) { - if ($prefilter === false) { - unset($this->_plugins['prefilter'][$filter_name]); - $_params = array('plugins' => array(array('prefilter', $filter_name, null, null, false))); - require_once(SMARTY_CORE_DIR . 'core.load_plugins.php'); - smarty_core_load_plugins($_params, $this); - } - } - } - if (count($this->_plugins['postfilter']) > 0) { - foreach ($this->_plugins['postfilter'] as $filter_name => $postfilter) { - if ($postfilter === false) { - unset($this->_plugins['postfilter'][$filter_name]); - $_params = array('plugins' => array(array('postfilter', $filter_name, null, null, false))); - require_once(SMARTY_CORE_DIR . 'core.load_plugins.php'); - smarty_core_load_plugins($_params, $this); - } - } - } - } - - - /** - * Quote subpattern references - * - * @param string $string - * @return string - */ - function _quote_replace($string) - { - return strtr($string, array('\\' => '\\\\', '$' => '\\$')); - } - - /** - * display Smarty syntax error - * - * @param string $error_msg - * @param integer $error_type - * @param string $file - * @param integer $line - */ - function _syntax_error($error_msg, $error_type = E_USER_ERROR, $file=null, $line=null) - { - $this->_trigger_fatal_error("syntax error: $error_msg", $this->_current_file, $this->_current_line_no, $file, $line, $error_type); - } - - - /** - * check if the compilation changes from cacheable to - * non-cacheable state with the beginning of the current - * plugin. return php-code to reflect the transition. - * @return string - */ - function _push_cacheable_state($type, $name) { - $_cacheable = !isset($this->_plugins[$type][$name]) || $this->_plugins[$type][$name][4]; - if ($_cacheable - || 0<$this->_cacheable_state++) return ''; - if (!isset($this->_cache_serial)) $this->_cache_serial = md5(uniqid('Smarty')); - $_ret = 'if ($this->caching && !$this->_cache_including): echo \'{nocache:' - . $this->_cache_serial . '#' . $this->_nocache_count - . '}\'; endif;'; - return $_ret; - } - - - /** - * check if the compilation changes from non-cacheable to - * cacheable state with the end of the current plugin return - * php-code to reflect the transition. - * @return string - */ - function _pop_cacheable_state($type, $name) { - $_cacheable = !isset($this->_plugins[$type][$name]) || $this->_plugins[$type][$name][4]; - if ($_cacheable - || --$this->_cacheable_state>0) return ''; - return 'if ($this->caching && !$this->_cache_including): echo \'{/nocache:' - . $this->_cache_serial . '#' . ($this->_nocache_count++) - . '}\'; endif;'; - } - - - /** - * push opening tag-name, file-name and line-number on the tag-stack - * @param string the opening tag's name - */ - function _push_tag($open_tag) - { - array_push($this->_tag_stack, array($open_tag, $this->_current_line_no)); - } - - /** - * pop closing tag-name - * raise an error if this stack-top doesn't match with the closing tag - * @param string the closing tag's name - * @return string the opening tag's name - */ - function _pop_tag($close_tag) - { - $message = ''; - if (count($this->_tag_stack)>0) { - list($_open_tag, $_line_no) = array_pop($this->_tag_stack); - if ($close_tag == $_open_tag) { - return $_open_tag; - } - if ($close_tag == 'if' && ($_open_tag == 'else' || $_open_tag == 'elseif' )) { - return $this->_pop_tag($close_tag); - } - if ($close_tag == 'section' && $_open_tag == 'sectionelse') { - $this->_pop_tag($close_tag); - return $_open_tag; - } - if ($close_tag == 'foreach' && $_open_tag == 'foreachelse') { - $this->_pop_tag($close_tag); - return $_open_tag; - } - if ($_open_tag == 'else' || $_open_tag == 'elseif') { - $_open_tag = 'if'; - } elseif ($_open_tag == 'sectionelse') { - $_open_tag = 'section'; - } elseif ($_open_tag == 'foreachelse') { - $_open_tag = 'foreach'; - } - $message = " expected {/$_open_tag} (opened line $_line_no)."; - } - $this->_syntax_error("mismatched tag {/$close_tag}.$message", - E_USER_ERROR, __FILE__, __LINE__); - } - -} - -/** - * compare to values by their string length - * - * @access private - * @param string $a - * @param string $b - * @return 0|-1|1 - */ -function _smarty_sort_length($a, $b) -{ - if($a == $b) - return 0; - - if(strlen($a) == strlen($b)) - return ($a > $b) ? -1 : 1; - - return (strlen($a) > strlen($b)) ? -1 : 1; -} - - -/* vim: set et: */ - -?> |