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update Smarty to compile at run-time. added ability to get files from

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absolute paths, added work around for LOCK_EX and windows, changed a few
file permissions to be more secure.
This commit is contained in:
mohrt
2001-04-11 18:35:17 +00:00
parent ac6a022811
commit e38fd8fce8
6 changed files with 482 additions and 398 deletions
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186
libs/Smarty_Compiler.class.php
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@@ -46,82 +46,6 @@ class Smarty_Compiler extends Smarty {
var $_current_file = null; // the current template being compiled
var $_current_line_no = 1; // line number for error messages
/*======================================================================*\
Function: _traverse_files()
Purpose: traverse the template files & process each one
\*======================================================================*/
function _traverse_files($tpl_dir, $depth)
{
$retval = true;
if (is_dir($tpl_dir)) {
$dir_handle = opendir($tpl_dir);
while ($curr_file = readdir($dir_handle)) {
if ($curr_file == '.' || $curr_file == '..')
continue;
$filepath = $tpl_dir.'/'.$curr_file;
if (is_readable($filepath)) {
if (is_file($filepath) && substr($curr_file, -strlen($this->tpl_file_ext)) == $this->tpl_file_ext) {
if (!$this->_process_file($filepath)) {
$retval = false;
break;
}
} else if (is_dir($filepath)) {
if (!$this->_traverse_files($filepath, $depth + 1)) {
$retval = false;
break;
}
} else {
// invalid file type, skipping
$this->_set_error_msg("Invalid filetype for $filepath, skipping");
continue;
}
}
}
closedir($dir_handle);
return $retval;
} else {
$this->_set_error_msg("Directory \"$tpl_dir\" does not exist or is not a directory.");
return false;
}
}
/*======================================================================*\
Function: _process_file()
Input: test template files for modifications
and execute the compilation for each
one requiring it.
\*======================================================================*/
function _process_file($filepath)
{
if(preg_match("/^(.+)\/([^\/]+)$/", $filepath, $match)) {
$tpl_file_dir = $match[1];
$tpl_file_name = $match[2] . '.php';
$compile_dir = preg_replace('!^' . preg_quote($this->template_dir, '!') . '!',
$this->compile_dir, $match[1]);
//create directory if none exists
$this->_create_dir_structure($compile_dir);
// compile the template file if none exists or has been modified or recompile is forced
if ($this->force_compile || !file_exists($compile_dir."/".$tpl_file_name) ||
($this->_modified_file($filepath, $compile_dir."/".$tpl_file_name))) {
if (!$this->_compile_file($filepath, $compile_dir."/".$tpl_file_name))
return false;
} else {
// no compilation needed
return true;
}
} else {
$this->_set_error_msg("problem matching \"$filepath.\"");
return false;
}
return true;
}
/*======================================================================*\
Function: _modified_file()
@@ -138,27 +62,25 @@ class Smarty_Compiler extends Smarty {
Function: _compile_file()
Input: compile a template file
\*======================================================================*/
function _compile_file($filepath, $compilepath)
function _compile_file($tpl_file, $template_source, &$template_compiled)
{
if (!($template_contents = $this->_read_file($filepath)))
return false;
$this->_current_file = str_replace($this->template_dir . '/', '', $filepath);
$this->_current_file = $template_source;
$this->_current_line_no = 1;
$ldq = preg_quote($this->left_delimiter, '!');
$rdq = preg_quote($this->right_delimiter, '!');
/* Pull out the literal blocks. */
preg_match_all("!{$ldq}literal{$rdq}(.*?){$ldq}/literal{$rdq}!s", $template_contents, $match);
preg_match_all("!{$ldq}literal{$rdq}(.*?){$ldq}/literal{$rdq}!s", $template_source, $match);
$this->_literal_blocks = $match[1];
$template_contents = preg_replace("!{$ldq}literal{$rdq}(.*?){$ldq}/literal{$rdq}!s",
$this->quote_replace($this->left_delimiter.'literal'.$this->right_delimiter), $template_contents);
$template_source = preg_replace("!{$ldq}literal{$rdq}(.*?){$ldq}/literal{$rdq}!s",
$this->quote_replace($this->left_delimiter.'literal'.$this->right_delimiter), $template_source);
/* Gather all template tags. */
preg_match_all("!{$ldq}\s*(.*?)\s*{$rdq}!s", $template_contents, $match);
preg_match_all("!{$ldq}\s*(.*?)\s*{$rdq}!s", $template_source, $match);
$template_tags = $match[1];
/* Split content by template tags to obtain non-template content. */
$text_blocks = preg_split("!{$ldq}.*?{$rdq}!s", $template_contents);
$text_blocks = preg_split("!{$ldq}.*?{$rdq}!s", $template_source);
/* TODO: speed up the following with preg_replace and /F once we require that version of PHP */
@@ -199,27 +121,29 @@ class Smarty_Compiler extends Smarty {
$this->_current_line_no += substr_count($template_tags[$i], "\n");
}
$compiled_contents = '';
$template_compiled = '';
/* Interleave the compiled contents and text blocks to get the final result. */
for ($i = 0; $i < count($compiled_tags); $i++) {
$compiled_contents .= $text_blocks[$i].$compiled_tags[$i];
$template_compiled .= $text_blocks[$i].$compiled_tags[$i];
}
$compiled_contents .= $text_blocks[$i];
$template_compiled .= $text_blocks[$i];
/* Reformat data between 'strip' and '/strip' tags, removing spaces, tabs and newlines. */
if (preg_match_all("!{$ldq}strip{$rdq}.*?{$ldq}/strip{$rdq}!s", $compiled_contents, $match)) {
if (preg_match_all("!{$ldq}strip{$rdq}.*?{$ldq}/strip{$rdq}!s", $template_compiled, $match)) {
$strip_tags = $match[0];
$strip_tags_modified = preg_replace("!{$ldq}/?strip{$rdq}|[\t ]+$|^[\t ]+!m", '', $strip_tags);
$strip_tags_modified = preg_replace('![\r\n]+!m', '', $strip_tags_modified);
for ($i = 0; $i < count($strip_tags); $i++)
$compiled_contents = preg_replace("!{$ldq}strip{$rdq}.*?{$ldq}/strip{$rdq}!s",
$strip_tags_modified[$i], $compiled_contents, 1);
$template_compiled = preg_replace("!{$ldq}strip{$rdq}.*?{$ldq}/strip{$rdq}!s",
$strip_tags_modified[$i], $template_compiled, 1);
}
if(!$this->_write_file($compilepath, $compiled_contents))
return false;
// 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";
$template_header .= " compiled from ".$tpl_file." */ ?>\n";
$template_compiled = $template_header.$template_compiled;
return true;
}
@@ -405,13 +329,13 @@ class Smarty_Compiler extends Smarty {
" include_once 'Config_File.class.php';\n" .
"if (!is_object(\$GLOBALS['_smarty_conf_obj']) || get_class(\$GLOBALS['_smarty_conf_obj']) != 'config_file')\n" .
" \$GLOBALS['_smarty_conf_obj'] = new Config_File('".$this->config_dir."');\n" .
"if (isset(\$_smarty_config_parent) && $update_parent)\n" .
" \$_smarty_config_parent = array_merge((array)\$_smarty_config_parent, \$GLOBALS['_smarty_conf_obj']->get(".$attrs['file']."));\n" .
"if (isset(\$parent_smarty_config) && $update_parent)\n" .
" \$parent_smarty_config = array_merge((array)\$parent_smarty_config, \$GLOBALS['_smarty_conf_obj']->get(".$attrs['file']."));\n" .
"\$_smarty_config = array_merge((array)\$_smarty_config, \$GLOBALS['_smarty_conf_obj']->get(".$attrs['file']."));\n";
if (!empty($attrs['section'])) {
$output .= "if (isset(\$_smarty_config_parent) && $update_parent)\n" .
" \$_smarty_config_parent = array_merge((array)\$_smarty_config_parent, \$GLOBALS['_smarty_conf_obj']->get(".$attrs['file'].", ".$attrs['section']."));\n" .
$output .= "if (isset(\$parent_smarty_config) && $update_parent)\n" .
" \$parent_smarty_config = array_merge((array)\$parent_smarty_config, \$GLOBALS['_smarty_conf_obj']->get(".$attrs['file'].", ".$attrs['section']."));\n" .
"\$_smarty_config = array_merge((array)\$_smarty_config, \$GLOBALS['_smarty_conf_obj']->get(".$attrs['file'].", ".$attrs['section']."));\n";
}
@@ -427,41 +351,28 @@ class Smarty_Compiler extends Smarty {
function _compile_include_tag($tag_args)
{
$attrs = $this->_parse_attrs($tag_args);
if (empty($attrs['file'])) {
$this->_syntax_error("missing 'file' attribute in include tag");
} else
$attrs['file'] = $this->_dequote($attrs['file']);
$include_func_name = uniqid("_include_");
if ($attrs['file']{0} == '$')
$include_file_name = '"'.$this->compile_dir.'/".'.$attrs['file'];
else
$include_file_name = '"'.$this->compile_dir.'/'.$attrs['file'].'"';
foreach ($attrs as $arg_name => $arg_value) {
if ($arg_name == 'file') continue;
if ($arg_name == 'file') {
$_smarty_include_tpl_file = $arg_value;
continue;
}
if (is_bool($arg_value))
$arg_value = $arg_value ? 'true' : 'false';
$arg_list[] = "'$arg_name' => $arg_value";
}
return "<?php " .
"if (!function_exists('$include_func_name')) {\n".
" function $include_func_name(\$_smarty_file_name, \$_smarty_def_vars," .
" \$_smarty_include_vars, &\$_smarty_config_parent)\n" .
" {\n" .
" extract(\$_smarty_def_vars);\n" .
" extract(\$_smarty_include_vars);\n" .
" include \"\$_smarty_file_name.php\";\n" .
" }\n" .
"}\n" .
"\$_smarty_defined_vars = get_defined_vars();\n" .
"unset(\$_smarty_defined_vars['_smarty_file_name']);\n" .
"unset(\$_smarty_defined_vars['_smarty_def_vars']);\n" .
"unset(\$_smarty_defined_vars['_smarty_include_vars']);\n" .
"$include_func_name($include_file_name, \$_smarty_defined_vars, array(".implode(',', (array)$arg_list)."), \$_smarty_config);\n?>";
"\$_smarty_defined_vars = get_defined_vars();\n" .
"unset(\$_smarty_defined_vars['_smarty_include_tpl_file']);\n" .
"unset(\$_smarty_defined_vars['_smarty_def_vars']);\n" .
"unset(\$_smarty_defined_vars['_smarty_include_vars']);\n" .
"\$this->_smarty_include(\"".$_smarty_include_tpl_file."\", \$_smarty_defined_vars, array(".implode(',', (array)$arg_list)."), \$_smarty_config);\n?>";
}
/*======================================================================*\
@@ -764,22 +675,6 @@ class Smarty_Compiler extends Smarty {
return $attrs;
}
/*======================================================================*\
Function: _preg_grep
Purpose: Emulate PHP's preg_grep()
\*======================================================================*/
function _preg_grep($pattern, $array)
{
$result = array();
foreach ($array as $key => $entry) {
if (preg_match($pattern, $entry))
$result[$key] = $entry;
}
return $result;
}
/*======================================================================*\
Function: _parse_vars_props
Purpose:
@@ -788,18 +683,9 @@ class Smarty_Compiler extends Smarty {
{
$qstr_regexp = '"[^"\\\\]*(?:\\\\.[^"\\\\]*)*"|\'[^\'\\\\]*(?:\\\\.[^\'\\\\]*)*\'';
/* preg_grep() was fixed to return keys properly in 4.0.4 and later. To
allow people to use older versions of PHP we emulate preg_grep() and
use the version check to see what function to call. */
if (strnatcmp(PHP_VERSION, '4.0.4') >= 0) {
$var_exprs = preg_grep('!^\$(\w+(\.\w+)?/)*\w+(?>\.\w+)*(?>\|@?\w+(:(?>' . $qstr_regexp . '|[^|]+))*)*$!', $tokens);
$conf_var_exprs = preg_grep('!^#(\w+)#(?>\|@?\w+(:(?>' . $qstr_regexp . '|[^|]+))*)*$!', $tokens);
$sect_prop_exprs = preg_grep('!^%\w+\.\w+%(?>\|@?\w+(:(?>' . $qstr_regexp . '|[^|]+))*)*$!', $tokens);
} else {
$var_exprs = $this->_preg_grep('!^\$(\w+(\.\w+)?/)*\w+(?>\.\w+)*(?>\|@?\w+(:(?>' . $qstr_regexp . '|[^|]+))*)*$!', $tokens);
$conf_var_exprs = $this->_preg_grep('!^#(\w+)#(?>\|@?\w+(:(?>' . $qstr_regexp . '|[^|]+))*)*$!', $tokens);
$sect_prop_exprs = $this->_preg_grep('!^%\w+\.\w+%(?>\|@?\w+(:(?>' . $qstr_regexp . '|[^|]+))*)*$!', $tokens);
}
$var_exprs = preg_grep('!^\$(\w+(\.\w+)?/)*\w+(?>\.\w+)*(?>\|@?\w+(:(?>' . $qstr_regexp . '|[^|]+))*)*$!', $tokens);
$conf_var_exprs = preg_grep('!^#(\w+)#(?>\|@?\w+(:(?>' . $qstr_regexp . '|[^|]+))*)*$!', $tokens);
$sect_prop_exprs = preg_grep('!^%\w+\.\w+%(?>\|@?\w+(:(?>' . $qstr_regexp . '|[^|]+))*)*$!', $tokens);
if (count($var_exprs)) {
foreach ($var_exprs as $expr_index => $var_expr) {