PHP code example of neoan3-apps / template

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

neoan3-apps / template example snippets

use Neoan3\Apps\Template\Constants;
use Neoan3\Apps\Template\Template;

ates
Constants::setPath(__DIR__ . '/templates');

echo Template::embrace('<h1>{{test}}</h1>',['test'=>'Hello World']);

$dynamicContent = [
    'user' => 'Test',
    'items' => ['one','two'],
    'profile' => [
        'name' => 'John Doe',
        ...
    ]
];
echo \Neoan3\Apps\Template\Template::embraceFromFile('profile.html',$dynamicContent);

$parameters = [
    'items' => ['one', 'two']
];
$html = '<div n-for="items as item">{{item}}</div>';
echo \Neoan3\Apps\Template::embrace($html, $parameters);

$parameters = [
    'items' => ['one', 'two']
];
$html = '<div n-for="items as item"><span n-if="item != \'one\'">{{item}}</span></div>';
echo \Neoan3\Apps\Template::embrace($html, $parameters);

$html = '<h3>{{headline(items.length)}}</h3><p n-for="items as item">{{toUpper(item)}}</p>';

$passIn = [
    'items'=>['chair', 'table']
];
// pluralize
\Neoan3\Apps\Template\Constants::addCustomFunction('headline', function ($input){
    return $input . ' item' . ($input>1 ? 's' : '');
});
// transform uppercase
\Neoan3\Apps\Template\Constants::addCustomFunction('toUpper', function ($input){
    return strtoupper($input);
});
echo \Neoan3\Apps\Template::embrace($html, $passIn);

$data = [
 'percentage' => 8,332,
 'rating [%format%]'
];
\Neoan3\Apps\Template\Constants::addCustomFunction('round', function ($input){
    return round((float)$input) . '%';
});
echo \Neoan3\Apps\Template::embraceFromFile('/aboveHtml.html', $data);

$html = '
<p>[[name]]</p>
<p>Here is content</p>
';

$substitutions = [
    'name' => 'neoan3'
];
// characters are escaped automatically
\Neoan3\Apps\Template\Constants::setDelimiter('[[',']]');

echo \Neoan3\Apps\Template\Template::embrace($html, $substitutions);

 
use \Neoan3\Apps\Template\Constants;
use \Neoan3\Apps\Template\Template;

Constants::setDelimiter('<translation>','<\/translation>');

$esperanto = [
    'hello' => 'saluton'
];

$user => ['userName' => 'Sammy', ...];

$html = "<h1><translation>hello</translation> {{userName}}</h1>";

$translated = Template::embrace($html, $esperanto);

Constants::setDelimiter('{{','}}');

echo Template::embrace($translated, $user);

 
use \Neoan3\Apps\Template\Constants;

class TranslateMe
{
    private string $language;
    
    // you will receive the native DOMAttr from DOMDocument
    // and the user-provided array
    function __invoke(\DOMAttr &$attr, $contextData = []): void
    {
        // here we are going to use the "flat" version of the context data
        // it translates something like 
        // ['en' => ['hallo'=>'hello']] to ['en.hallo' => 'hello]
        $flatValues = Constants::flattenArray($contextData[$this->language]);
    
        // if we find the content of the actual element in our translations:
        if(isset($flatValues[$attr->parentNode->nodeValue])){
            $attr->parentNode->nodeValue = $flatValues[$attr->parentNode->nodeValue];
        }
    }
    function __construct(string $lang)
    {
        $this->language = $lang;
    }
}

 
use \Neoan3\Apps\Template\Constants;
use \Neoan3\Apps\Template\Template;
...
$translations = [
    'en' => [
        'hallo' => 'hello',
        ...
    ],
    'es' => [
        'hallo' => 'hola',
        ...
    ]
];

$userLang = 'en';

Constants::addCustomAttribute('translate', new TranslateMe($userLang));
echo Template::embraceFromFile('/main.html', $translations)

 
$html = file_get_contents(__DIR__ . '/test.html);

$contextData = [
    'my' => 'value'
];
$templating = new \Neoan3\Apps\Template\Interpreter($html, $contextData);


// at this point, nothing is parsed or set if we wanted to use the attributes n-if or n-for, we would have to set it
// note how we are free to change the naming now

\Neoan3\Apps\Template\Constants::addCustomAttribute('only-if', new \Neoan3\Apps\Attributes\NIf());

// Let's parse in one step:
$templating->parse();

// And output

echo $templating->asHtml();

HTML
<h1>{{user}}</h1>
<p>{{profile.name}}</p>
<p n-for="items as key => item" n-if="key > 0">{{item}}-{{key}}</p>