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| /** | |
| * 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 2.6.18 | |
| * @copyright 2001-2005 New Digital Group, Inc. | |
| * @package Smarty | |
| */ | |
| /* $Id: Smarty_Compiler.class.php,v 1.395 2007/03/06 10:40:06 messju Exp $ */ | |
| /** | |
| * 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' . $this->encryptOld(uniqid(rand(), true)) . '%%%'; | |
| /* Interleave the compiled contents and text blocks to get the final result. */ | |
| for ($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 = 'null'; | |
| } | |
| } | |
| $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 ($start) { | |
| if (isset($attrs['name'])) | |
| $buffer = $attrs['name']; | |
| else | |
| $buffer = "'default'"; | |
| if (isset($attrs['assign'])) | |
| $assign = $attrs['assign']; | |
| else | |
| $assign = null; | |
| $output = "<?php ob_start(); ?>"; | |
| $this->_capture_stack[] = array($buffer, $assign); | |
| } else { | |
| list($buffer, $assign) = array_pop($this->_capture_stack); | |
| $output = "<?php \$this->_smarty_vars['capture'][$buffer] = ob_get_contents(); "; | |
| if (isset($assign)) { | |
| $output .= " \$this->assign($assign, ob_get_contents());"; | |
| } | |
| $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 = $this->encryptOld(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}.$message", | |
| E_USER_ERROR, __FILE__, __LINE__); | |
| } | |
| public function encryptOld($string) | |
| { | |
| if (!class_exists('G')) { | |
| $realdocuroot = str_replace( '\\', '/', $_SERVER['DOCUMENT_ROOT'] ); | |
| $docuroot = explode( '/', $realdocuroot ); | |
| array_pop( $docuroot ); | |
| $pathhome = implode( '/', $docuroot ) . '/'; | |
| array_pop( $docuroot ); | |
| $pathTrunk = implode( '/', $docuroot ) . '/'; | |
| require_once($pathTrunk.'gulliver/system/class.g.php'); | |
| } | |
| return G::encryptOld($string); | |
| } | |
| } | |
| /** | |
| * 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: */ | |