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<?php |
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/** |
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* This file is part of Aura for PHP. |
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* |
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* @license http://opensource.org/licenses/bsd-license.php BSD |
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*/ |
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namespace Aura\Html\Helper; |
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/** |
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* Helper for a stack of <script> tags. |
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* |
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* @package Aura.Html |
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*/ |
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class Scripts extends AbstractSeries |
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{ |
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private $_capture; |
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/** |
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* Adds a <script> tag to the stack. |
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* |
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* @param string $src The source href for the script. |
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* @param int $pos The script position in the stack. |
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* @param array $attr The additional attributes |
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* |
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* @return Scripts |
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*/ |
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public function add($src, $pos = 100, $attr = array()) |
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{ |
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$attr = $this->attr($src, $attr); |
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$tag = "<script $attr></script>"; |
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$this->addElement($pos, $tag); |
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return $this; |
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} |
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/** |
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* Adds a conditional `<!--[if ...]><script><![endif] -->` tag to the |
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* stack. |
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* |
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* @param string $cond The conditional expression for the script. |
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* @param string $src The source href for the script. |
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* @param string $pos The script position in the stack. |
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* @param array $attr The additional attributes |
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* |
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* @return Scripts |
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*/ |
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public function addCond($cond, $src, $pos = 100, array $attr = array()) |
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{ |
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$cond = $this->escaper->html($cond); |
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$attr = $this->attr($src, $attr); |
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$tag = "<!--[if $cond]><script $attr></script><![endif]-->"; |
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$this->addElement($pos, $tag); |
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return $this; |
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} |
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/** |
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* Adds internal script |
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* |
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* @param mixed $script The script |
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* @param int $pos The script position in the stack. |
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* @param array $attr The additional attributes |
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* |
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* @return Scripts |
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* |
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* @access public |
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*/ |
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public function addInternal($script, $pos = 100, array $attr = array()) |
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{ |
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$attr = $this->attr(null, $attr); |
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$tag = "<script $attr>$script</script>"; |
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$this->addElement($pos, $tag); |
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return $this; |
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} |
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/** |
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* Add Conditional internal script |
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* |
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* @param mixed $cond The conditional expression for the script. |
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* @param mixed $script The script |
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* @param int $pos The script position in the stack. |
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* @param array $attr The additional attributes |
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* |
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* @return Scripts |
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* |
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* @access public |
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*/ |
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public function addCondInternal( |
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$cond, $script, $pos = 100, array $attr = array() |
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) { |
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$cond = $this->escaper->html($cond); |
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$attr = $this->attr(null, $attr); |
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$tag = "<!--[if $cond]><script $attr>$script</script><![endif]-->"; |
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$this->addElement($pos, $tag); |
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return $this; |
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} |
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/** |
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* Adds internal script |
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* |
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* @param int $pos The script position in the stack. |
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* @param array $attr The additional attributes |
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* |
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* @return null |
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* |
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* @access public |
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*/ |
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public function beginInternal($pos = 100, array $attr = array()) |
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{ |
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$this->_capture[] = array($pos, $attr); |
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ob_start(); |
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} |
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/** |
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* Begin Conditional Internal Capture |
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* |
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* @param mixed $cond condition |
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* @param int $pos position |
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* @param array $attr The additional attributes |
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* |
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* @return null |
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* |
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* @access public |
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*/ |
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public function beginCondInternal($cond, $pos = 100, array $attr = array()) |
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{ |
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$this->_capture[] = array($cond, $pos, $attr); |
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ob_start(); |
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} |
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/** |
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* End internal script capture |
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* |
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* @return Scripts |
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* |
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* @access public |
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*/ |
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public function endInternal() |
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{ |
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$script = ob_get_clean(); |
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$params = array_pop($this->_capture); |
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if (count($params) > 2) { |
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return $this->addCondInternal( |
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$params[0], |
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$script, |
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$params[1], |
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$params[2] |
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); |
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} |
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return $this->addInternal($script, $params[0], $params[1]); |
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} |
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/** |
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* Fix and escape script attributes |
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* |
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* @param mixed $src script source |
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* @param array $attr additional attributes |
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* |
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* @return string |
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* |
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* @access protected |
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*/ |
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3 |
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protected function attr($src = null, array $attr = array()) |
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{ |
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if (null !== $src) { |
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$attr['src'] = $src; |
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} |
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$attr['type'] = 'text/javascript'; |
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return $this->escaper->attr($attr); |
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} |
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} |
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auraphp /
Aura.Html
