Commit 0455c10a authored by Taylor Otwell's avatar Taylor Otwell

Added "for else" support to Blade.

parent 8839138a
...@@ -9,6 +9,9 @@ class Blade { ...@@ -9,6 +9,9 @@ class Blade {
*/ */
protected static $compilers = array( protected static $compilers = array(
'echos', 'echos',
'forelse',
'empty',
'endforelse',
'structure_openings', 'structure_openings',
'structure_closings', 'structure_closings',
'else', 'else',
...@@ -93,6 +96,68 @@ class Blade { ...@@ -93,6 +96,68 @@ class Blade {
return preg_replace('/\{\{(.+?)\}\}/', '<?php echo $1; ?>', $value); return preg_replace('/\{\{(.+?)\}\}/', '<?php echo $1; ?>', $value);
} }
/**
* Rewrites Blade "for else" statements into valid PHP.
*
* @param string $value
* @return string
*/
protected static function compile_forelse($value)
{
preg_match_all('/(\s*)@forelse(\s*\(.*\))(\s*)/', $value, $matches);
// First we'll loop through all of the "@forelse" lines. We need to
// wrap each loop in an "if/else" statement that checks the count
// of the variable being iterated against.
if (isset($matches[0]))
{
foreach ($matches[0] as $forelse)
{
preg_match('/\$[^\s]*/', $forelse, $variable);
// Once we have extracted the variable being looped against, we cab
// prepend an "if" statmeent to the start of the loop that checks
// that the count of the variable is greater than zero.
$if = "<?php if (count({$variable[0]}) > 0): ?>";
$search = '/(\s*)@forelse(\s*\(.*\))/';
$replace = '$1'.$if.'<?php foreach$2: ?>';
$blade = preg_replace($search, $replace, $forelse);
// Finally, once we have the check prepended to the loop, we will
// replace all instances of this "forelse" structure in the
// content of the view being compiled to Blade syntax.
$value = str_replace($forelse, $blade, $value);
}
}
return $value;
}
/**
* Rewrites Blade "empty" statements into valid PHP.
*
* @param string $value
* @return string
*/
protected static function compile_empty($value)
{
return str_replace('@empty', '<?php endforeach; ?><?php else: ?>', $value);
}
/**
* Rewrites Blade "forelse" endings into valid PHP.
*
* @param string $value
* @return string
*/
protected static function compile_endforelse($value)
{
return str_replace('@endforelse', '<?php endif; ?>', $value);
}
/** /**
* Rewrites Blade structure openings into PHP structure openings. * Rewrites Blade structure openings into PHP structure openings.
* *
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment