public function testLexerTagParsing()
{
$provider = new \Webiny\Htpl\TemplateProviders\ArrayProvider(['test' => '<w-include file="someVar"/>']);
$htpl = new \Webiny\Htpl\Htpl($provider);
$htpl->assign('someVar', 'someTemplate.htpl');
$result = $htpl->build('test')->getSource();
$this->assertSame('<?php Webiny\\Htpl\\Functions\\WInclude::htpl(' . \Webiny\Htpl\Processor\OutputWrapper::getVar('someVar') . ', $this->getHtplInstance()) ?>', $result);
}
/**
* This is a callback method when we match the tag that the function is registered for.
* The method will receive a list of attributes that the tag has associated.
* The method should return a string that should replace the matching tag.
* If the method returns false, no replacement will occur.
*
* @param string $content
* @param array|null $attributes
* @param Htpl $htpl
*
* @throws HtplException
* @return string|bool
*/
public function parseTag($content, $attributes, Htpl $htpl)
{
// content
if (empty($attributes) || empty($attributes['cond']) || trim($attributes['cond']) == '') {
throw new HtplException('w-elseif must have a logical condition.');
}
$conditions = $this->parseConditions($attributes['cond'], $htpl);
$openingTag = '} elseif (' . $conditions . ') {';
return ['openingTag' => OutputWrapper::outputFunction($openingTag), 'closingTag' => ''];
}
public function testLexerTagParsingWithKey()
{
$provider = new \Webiny\Htpl\TemplateProviders\ArrayProvider(['test' => '<w-loop items="items" var="var" key="key"><li>{key}=>{var}</li></w-loop>']);
$htpl = new \Webiny\Htpl\Htpl($provider);
// source check
$result = $htpl->build('test')->getSource();
$expectedResult = '<?php foreach (' . \Webiny\Htpl\Processor\OutputWrapper::getVar('items') . ' as $key => $var)';
$expectedResult .= '{ ?><li><?php echo htmlspecialchars($key, ENT_QUOTES | ENT_SUBSTITUTE, \'utf-8\');?>' . "\n";
$expectedResult .= '=><?php echo htmlspecialchars($var, ENT_QUOTES | ENT_SUBSTITUTE, \'utf-8\');?>' . "\n";
$expectedResult .= '</li><?php } ?>';
$this->assertSame(trim($expectedResult), trim($result));
// output check
$result = $htpl->build('test', ['items' => ['A' => 'ItemA', 'B' => 'ItemB']])->fetch();
$this->assertSame('<li>A=>ItemA</li><li>B=>ItemB</li>', trim($result));
}
/**
* This is a callback method when we match the tag that the function is registered for.
* The method will receive a list of attributes that the tag has associated.
* The method should return a string that should replace the matching tag.
* If the method returns false, no replacement will occur.
*
* @param string $content
* @param array|null $attributes
* @param Htpl $htpl
*
* @throws HtplException
* @return string|bool
*/
public function parseTag($content, $attributes, Htpl $htpl)
{
if (!isset($attributes['file'])) {
throw new HtplException('w-include must have a "file" attribute defined.');
}
$callback = 'Webiny\\Htpl\\Functions\\WInclude::htpl';
// check if variable is set
if (empty($htpl->getVars()[$attributes['file']])) {
throw new HtplException(sprintf('Cannot include a template file, variable "%s" is not defined.', $attributes['file']));
}
// treat as variable
// (direct file includes are processed in the layout tree)
$attributes['file'] = OutputWrapper::getVar($attributes['file']);
$callback .= '(' . $attributes['file'] . ', $this->getHtplInstance())';
return ['openingTag' => '', 'content' => OutputWrapper::outputFunction($callback), 'closingTag' => ''];
}
/**
* This is a callback method when we match the tag that the function is registered for.
* The method will receive a list of attributes that the tag has associated.
* The method should return a string that should replace the matching tag.
* If the method returns false, no replacement will occur.
*
* @param string $content
* @param array|null $attributes
*
* @throws HtplException
* @return string|bool
*/
public function parseTag($content, $attributes, Htpl $htpl)
{
// content
if (empty($content)) {
throw new HtplException('w-minify content cannot be empty.');
}
// check if it's javascript
preg_match_all('/src=(\'|")([\\W\\w]+?)\\1/', $content, $items);
if (count($items[2]) > 0) {
$callback = '\\Webiny\\Htpl\\Functions\\WMinify::minifyCallback(' . var_export($items[2], true) . ', "js", $this->getHtplInstance())';
} else {
// check if css
preg_match_all('/href=(\'|")([\\W\\w]+?)\\1/', $content, $items);
if (count($items[2]) > 0) {
$callback = '\\Webiny\\Htpl\\Functions\\WMinify::minifyCallback(' . var_export($items[2], true) . ', "css", $this->getHtplInstance())';
}
}
if (isset($callback)) {
return ['openingTag' => '', 'content' => OutputWrapper::outputFunction($callback), 'closingTag' => ''];
} else {
return false;
}
}
/**
* This is a callback method when we match the tag that the function is registered for.
* The method will receive a list of attributes that the tag has associated.
* The method should return a string that should replace the matching tag.
* If the method returns false, no replacement will occur.
*
* @param string $content
* @param array|null $attributes
* @param Htpl $htpl
*
* @throws HtplException
* @return string|bool
*/
public function parseTag($content, $attributes, Htpl $htpl)
{
// items attributes
if (!isset($attributes['items']) || empty($attributes['items'])) {
throw new HtplException($this->getTag() . ' function requires `items` attribute to be defined.');
}
$items = OutputWrapper::getVar($attributes['items']);
// var attribute
if (!isset($attributes['var']) || empty($attributes['var'])) {
throw new HtplException($this->getTag() . ' function requires `var` attribute to be defined.');
}
// key attribute
$contexts = [$attributes['var']];
$var = '$' . $attributes['var'];
$key = null;
if (isset($attributes['key']) && !empty($attributes['key'])) {
$contexts[] = $attributes['key'];
$key = '$' . $attributes['key'];
$func = 'foreach (' . $items . ' as ' . $key . ' => ' . $var . '){';
} else {
$func = 'foreach (' . $items . ' as ' . $var . '){';
}
return ['openingTag' => OutputWrapper::outputFunction($func), 'content' => $content, 'closingTag' => OutputWrapper::outputFunction('}'), 'contexts' => $contexts];
}
public function testEscape()
{
$this->assertSame('htmlspecialchars($var, ENT_QUOTES | ENT_SUBSTITUTE, \'utf-8\')', trim(OutputWrapper::escape('$var')));
}
/**
* This is a callback method when we match the tag that the function is registered for.
* The method will receive a list of attributes that the tag has associated.
* The method should return a string that should replace the matching tag.
* If the method returns false, no replacement will occur.
*
* @param string $content
* @param array|null $attributes
* @param Htpl $htpl
*
* @throws HtplException
* @return string|bool
*/
public function parseTag($content, $attributes, Htpl $htpl)
{
return ['openingTag' => '', 'content' => OutputWrapper::outputFunction('} else {'), 'closingTag' => ''];
}
/**
* Creates an output parameter.
*
* @param array $param
*
* @return string
* @throws HtplException
*/
private function outputParameter($param)
{
if ($param['type'] == 'string') {
return '"' . addcslashes($param['value'], '"') . '"';
} else {
if ($param['type'] == 'variable') {
return OutputWrapper::getVar($param['value']);
} else {
if ($param['type'] == 'number') {
return $param['value'];
} else {
if ($param['type'] == 'array') {
$arrayParams = [];
foreach ($param['value'] as $a) {
if (isset($a['key'])) {
$arrayParams[] = $this->outputParameter($a['key']) . '=>' . $this->outputParameter($a['value']);
} else {
$arrayParams[] = $this->outputParameter($a['value']);
}
}
return '[' . implode(',', $arrayParams) . ']';
} else {
if ($param['type'] == 'math') {
return $param['value'];
} else {
throw new HtplException(sprintf('Unknown parameter: "%s".', $param['type']));
}
}
}
}
}
}
