Framework/Mustache
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Cleaned up regex string preparation.

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This commit is contained in:
Justin Hileman
2010-06-11 16:24:46 -04:00
parent a46d0009ee
commit 12096e0b8c
2 changed files with 29 additions and 24 deletions
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Mustache.php
+8 -24
View File
@@ -164,8 +164,8 @@ class Mustache {
* @return string
*/
protected function _renderSection($template) {
$otag = $this->_prepareRegEx($this->_otag);
$ctag = $this->_prepareRegEx($this->_ctag);
$otag = preg_quote($this->_otag);
$ctag = preg_quote($this->_ctag);
$regex = '/' . $otag . '(\\^|\\#)\\s*(.+?)\\s*' . $ctag . '\\s*([\\s\\S]+?)' . $otag . '\\/\\s*\\2\\s*' . $ctag . '\\s*/m';
$matches = array();
@@ -227,8 +227,8 @@ class Mustache {
return $template;
}
$otag = $this->_prepareRegEx($this->_otag);
$ctag = $this->_prepareRegEx($this->_ctag);
$otag = preg_quote($this->_otag);
$ctag = preg_quote($this->_ctag);
$regex = '/' . $otag . '%\\s*([\\w_-]+)((?: [\\w]+=[\\w]+)*)\\s*' . $ctag . '\\n?/';
return preg_replace_callback($regex, array($this, '_renderPragma'), $template);
}
@@ -324,8 +324,8 @@ class Mustache {
return $template;
}
$otag = $this->_prepareRegEx($this->_otag);
$ctag = $this->_prepareRegEx($this->_ctag);
$otag = preg_quote($this->_otag);
$ctag = preg_quote($this->_ctag);
$this->_tagRegEx = '/' . $otag . "([#\^\/=!>\\{&])?(.+?)\\1?" . $ctag . "+/";
@@ -460,8 +460,8 @@ class Mustache {
$this->_otag = $tags[0];
$this->_ctag = $tags[1];
$otag = $this->_prepareRegEx($this->_otag);
$ctag = $this->_prepareRegEx($this->_ctag);
$otag = preg_quote($this->_otag);
$ctag = preg_quote($this->_ctag);
$this->_tagRegEx = '/' . $otag . "([#\^\/=!>\\{&])?(.+?)\\1?" . $ctag . "+/";
return '';
}
@@ -593,22 +593,6 @@ class Mustache {
protected function _varIsIterable($var) {
return is_object($var) || (is_array($var) && !array_diff_key($var, array_keys(array_keys($var))));
}
/**
* Prepare a string to be used in a regular expression.
*
* @access protected
* @param string $str
* @return string
*/
protected function _prepareRegEx($str) {
$replace = array(
'\\' => '\\\\', '^' => '\^', '.' => '\.', '$' => '\$', '|' => '\|', '(' => '\(',
')' => '\)', '[' => '\[', ']' => '\]', '*' => '\*', '+' => '\+', '?' => '\?',
'{' => '\{', '}' => '\}', ',' => '\,'
);
return strtr($str, $replace);
}
}
test/MustacheTest.php
+21
View File
@@ -289,4 +289,25 @@ class MustacheTest extends PHPUnit_Framework_TestCase {
}
return $ret;
}
public function testCrazyDelimiters() {
$m = new Mustache(null, array('result' => 'success'));
$this->assertEquals('success', $m->render('{{=[[ ]]=}}[[ result ]]'));
$m = new Mustache(null, array('result' => 'success'));
$this->assertEquals('success', $m->render('{{=(( ))=}}(( result ))'));
$m = new Mustache(null, array('result' => 'success'));
$this->assertEquals('success', $m->render('{{={$ $}=}}{$ result $}'));
$m = new Mustache(null, array('result' => 'success'));
$this->assertEquals('success', $m->render('{{=<.. ..>=}}<.. result ..>'));
}
public function testResetDelimiters() {
$m = new Mustache(null, array('result' => 'success'));
$this->assertEquals('success', $m->render('{{=[[ ]]=}}[[ result ]]'));
$this->assertEquals('success', $m->render('{{=<< >>=}}<< result >>'));
$this->assertEquals('success', $m->render('{{=<% %>=}}<% result %>'));
}
}