<?php
/**
* Class handling template source use.
*
* @abstract
* @package QueryTemplates
* @author Tobiasz Cudnik <tobiasz.cudnik/gmail.com>
* @license http://www.opensource.org/licenses/mit-license.php MIT License
* @link http://code.google.com/p/querytemplates/
*
* @TODO multi-returns
*/
class QueryTemplatesSource
extends QueryTemplatesPhpQuery
implements IQueryTemplatesParseChain {
/**
* Parent template.
*
* @var QueryTemplatesParse
*/
public $parent;
public function __construct($parent, $src = null) {
if ( $parent instanceof self ) {
// new instance call from phpQuery
// link all important vars to new object
$this->parent =& $parent->parent;
$docId = $src;
parent::__construct($docId);
} else {
$this->parent = $parent;
// $docId = parent::createDom($src);
$docId = phpQuery::newDocument($src)->getDocumentId();
parent::__construct($docId);
// parse template includes and merge dependencies
$this->parent->dependencies = array_merge(
$this->parent->dependencies,
QueryTemplates::parseIncludes($this)
);
}
}
/**
* Free source DOM from memory and returns parent template.
* No more source pickups is possible after this operation.
*
* @return QueryTemplatesParse
*/
public function free() {
$this->unloadDocument();
return $this->parent;
}
/**
* Returns actual source stack as a replacement for templates stack or
* nodes matched by optional $cssSelector executed agains templates stack.
*
* @param unknown_type $cssSelector
* @return QueryTemplatesParse
*/
public function returnReplace($cssSelector = null) {
if (! $this->parent->document) {
$this->parent->documentCreate($this);
} else {
if ($cssSelector)
$this->parent->find($cssSelector)->replaceWith($this);
else
$this->parent->documentCreate($this);
}
return $this->free();
}
/**
* Returns actual source stack prepending it to template's stack or
* nodes matched by optional $cssSelector executed agains template's stack.
*
* @param string $cssSelector
* @return QueryTemplatesParse Parent template.
*/
public function returnPrepend($cssSelector = null) {
return $this->_returnInsert($cssSelector, 'prependTo');
}
/**
* Returns actual source stack appending it to template's stack or
* nodes matched by optional $cssSelector executed agains template's stack.
*
* @param string $cssSelector
* @return QueryTemplatesParse Parent template.
*/
public function returnAppend($cssSelector = null) {
return $this->_returnInsert($cssSelector, 'appendTo');
}
/**
* Returns actual source stack inserting it after template's stack or
* nodes matched by optional $cssSelector executed agains template's stack.
*
* @param string $cssSelector
* @return QueryTemplatesParse Parent template.
*/
public function returnAfter($cssSelector = null) {
return $this->_returnInsert($cssSelector, 'insertAfter');
}
/**
* Returns actual source stack inserting it before template's stack or
* nodes matched by optional $cssSelector executed agains template's stack.
*
* @param string $cssSelector
* @return QueryTemplatesParse Parent template.
*/
public function returnBefore($cssSelector = null) {
return $this->_returnBefore($cssSelector, 'insertBefore');
}
protected function _returnInsert($cssSelector, $method) {
if (! $this->parent->document)
$this->parent->documentCreate($this);
else
call_user_func_array(
array($this, $method),
array(
$cssSelector
? $this->parent->newInstance()->toRoot()->find($cssSelector)
: $this->parent
)
);
return $this->free();
}
/**
* Saves actual stack using markupOuter() as value of variable named $var.
* New variable is available in template's scope.
*
* @param string $name
* @TODO customizable method (markupOuter)
* @param string $cssSelector
* @return QueryTemplatesParse Parent template.
*/
public function saveAsVar($name) {
$this->parent->vars[$name] = $this->htmlOuter();
return $this->free();
}
public function __toString() {
return $this->parent->__toString();
}
/**
* Saves template and returns file path ready to include.
*
* @return string
* @see QueryTemplatesParse::save()
*/
public function save($unloadDocument = true) {
return $this->parent->save($unloadDocument);
}
/**
* @see QueryTemplatesTemplate::templateCache()
* @return QueryTemplatesSource
*/
public function templateCache($state = null) {
$this->parent->templateCache($state);
return $this;
}
/**
* @see QueryTemplatesTemplate::templateName()
* @return QueryTemplatesSourceQuery
*/
public function templateName($newName = null) {
$this->parent->templateName($state);
return $this;
}
}
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