function testHTMLFormBuilder()
{
$formFields = ['Name', 'name2' => 'A label for name2', 'textarea' => ['type' => 'textarea', 'label' => 'A textarea']];
$form = \arc\html::formBuilder($formFields);
$formHtml = (string) $form;
$parsed = \arc\html::parse($formHtml);
$this->assertEquals(3, count($parsed->children()));
$Name = $parsed->find('#Name')[0];
$this->assertEquals($Name['id'], 'Name');
}
protected function getAttributes($attributes)
{
$result = '';
if (count($attributes)) {
foreach ($attributes as $name => $value) {
$result .= \arc\html::attribute($name, $value);
}
}
return $result;
}
function testEncoding()
{
$euro = "\\uc280";
$htmlString = "<html><head><title>Encodingtest</title></head><body>{$euro}</body></html>";
$html = \arc\html::parse($htmlString, "utf-8");
$euroEl = $html->body->nodeValue;
$this->assertEquals($euro, (string) $euroEl);
$htmlString = "<html><body>{$euro}</body></html>";
$html = \arc\html::parse($htmlString, "utf-8");
$euroEl = $html->body->nodeValue;
$this->assertEquals($euro, (string) $euroEl);
$htmlString = "<ul><li>{$euro}</li></ul>";
$html = \arc\html::parse($htmlString, "utf-8");
$euroEl = $html->ul->li->nodeValue;
$this->assertEquals($euro, (string) $euroEl);
}
function testEncoding()
{
$entities = 'Iñtërnâtiônàlizætiøn';
$i18n = html_entity_decode($entities, ENT_HTML5, 'UTF-8');
$htmlString = "<html><head><title>Encodingtest</title></head><body>{$i18n}</body></html>";
$html = \arc\html::parse($htmlString, "utf-8");
$i18nEl = $html->body->nodeValue;
$this->assertEquals($i18n, (string) $i18nEl);
$htmlString = "<html><body>{$i18n}</body></html>";
$html = \arc\html::parse($htmlString, "utf-8");
$i18nEl = $html->body->nodeValue;
$this->assertEquals($i18n, (string) $i18nEl);
$htmlString = "<ul><li>{$i18n}</li></ul>";
$html = \arc\html::parse($htmlString, "utf-8");
$i18nEl = $html->ul->li->nodeValue;
$this->assertEquals($i18n, (string) $i18nEl);
}
<?php
require __DIR__ . '/../vendor/autoload.php';
use arc\html as h;
use arc\xml as x;
$client = \arc\cache::proxy(\arc\http::client(), function ($params) {
return \arc\http\headers::parseCacheTime($params['target']->responseHeaders);
});
$feed = $client->get('https://www.nasa.gov/rss/dyn/breaking_news.rss');
try {
$rss = x::parse($feed);
} catch (\Exception $e) {
$rss = h::parse($feed);
}
$items = $rss->find('item');
foreach ($items as $item) {
echo h::article(h::h2(h::a(['href' => $item->link->nodeValue], $item->title->nodeValue)), h::div(['class' => 'body'], $item->description->nodeValue));
}
function aggregator($client)
{
$aggregator = \arc\lambda::prototype();
$aggregator->renderItem = function ($item) {
if ($item->enclosure['url']) {
$img = h::a(['href' => $item->link->nodeValue], h::img(['src' => $item->enclosure['url'], 'alt' => '']));
} else {
$img = '';
}
$pubDate = h::time(relativeTime(strtotime(current($item->xpath('.//pubDate|.//dc:date')))));
return h::article(['class' => 'white-panel'], $img, h::h2(h::a(['href' => $item->link->nodeValue], $item->title->nodeValue)), $pubDate, h::p(['class' => 'description'], h::raw(strip_tags($item->description->nodeValue))));
};
$aggregator->renderItems = function ($items) {
$itemsString = '';
if (count($items)) {
foreach ($items as $item) {
$itemsString .= $this->renderItem($item);
}
} else {
$itemsString = h::div(['class' => 'warning'], 'No articles in this feed.');
}
return h::raw($itemsString);
};
$aggregator->renderFeeds = function ($feeds) {
return implode(array_map(function ($feed, $index) {
return h::div(['class' => 'feed'], h::h2($feed->channel->title->nodeValue), h::form(['class' => 'remove', 'method' => 'POST'], h::button(['name' => 'removeFeed', 'value' => $index], 'Remove')), h::a(['href' => $feed->channel->link->nodeValue], $feed->channel->link->nodeValue));
}, $feeds, array_keys($feeds)));
};
$aggregator->getPubDate = function ($item) {
return strtotime(current($item->xpath('.//pubDate|.//dc:date')));
};
$aggregator->getItems = function ($feeds) {
$allitems = call_user_func_array('array_merge', array_map(function ($rss) {
return array_map(function ($item) use($rss) {
$item->appendChild($rss->channel->cloneNode());
return $item;
}, $rss->getElementsByTagName('item'));
}, $feeds));
usort($allitems, function ($a, $b) {
return $this->getPubDate($a) < $this->getPubDate($b);
});
return $allitems;
};
$aggregator->getFeed = function ($url) use($client) {
$feed = $client->get($url);
try {
$rss = \arc\xml::parse($feed);
} catch (\Exception $e) {
$rss = \arc\html::parse($feed);
}
$rss->registerXPathNamespace('dc', 'http://purl.org/dc/elements/1.1/');
return $rss;
};
$aggregator->render = function ($feeds) {
$feeds = array_map(function ($feed) {
return $this->getFeed($feed);
}, $feeds);
$items = $this->getItems($feeds);
return h::section(['class' => 'items'], h::raw($this->renderItems($items))) . h::section(['class' => 'feeds'], h::raw($this->renderFeeds($feeds)));
};
return $aggregator;
}
public static function formBuilder($fields, $formAttributes = [])
{
if (!self::$formBuilder) {
self::$formBuilder = \arc\prototype::create(['fields' => [], 'attributes' => [], ':parseField' => function ($self, $field, $key) {
if (!is_array($field)) {
$field = ['name' => $field, 'label' => $field];
}
$defaults = ['type' => 'text', 'name' => is_numeric($key) ? 'field_' . $key : $key, 'label' => is_numeric($key) ? false : $key, 'value' => '', 'default' => null, 'attributes' => [], 'inputAttributes' => []];
$defaults['label'] = $defaults['name'];
return $field + $defaults;
}, ':getValue' => function ($self, $field) {
$selected = null;
if ($field['value']) {
$selected = $field['value'];
} else {
if ($field['default']) {
$selected = $field['default'];
}
}
return $selected;
}, ':renderOptions' => function ($self, $field) {
$selected = $self->getValue($field);
$options = '';
foreach ((array) $field['options'] as $key => $option) {
$attributes = ['value' => $key];
if ($key === $selected) {
$attributes['selected'] = true;
}
$options .= \arc\html::option($attributes, $option);
}
return $options;
}, ':renderInputSelect' => function ($self, $field) {
return \arc\html::select(['id' => $field['name'], 'name' => $field['name']] + (array) $field['inputAttributes'], $self->renderOptions($field));
}, ':renderInputRadioGroup' => function ($self, $field) {
$selected = $self->getValue($field);
$radios = '';
foreach ((array) $field['options'] as $key => $option) {
$attributes = $field['inputAttributes'];
if ($key === $selected) {
$attributes['checked'] = true;
}
$radios .= $self->renderInputRadio(['inputAttributes' => $attributes] + $field);
}
return \arc\html::div(['class' => 'arc-form-radiogroup'], $radios);
}, ':renderInputRadio' => function ($self, $field) {
return \arc\html::input(['type' => 'radio', 'id' => $field['name'], 'name' => $field['name'], 'value' => $field['value']] + (array) $field['inputAttributes']);
}, ':renderInputTextarea' => function ($self, $field) {
return \arc\html::textarea(['id' => $field['name'], 'name' => $field['name'], 'value' => $field['value']] + (array) $field['inputAttributes']);
}, ':renderInputPassword' => function ($self, $field) {
return \arc\html::input(['type' => 'password', 'id' => $field['name'], 'name' => $field['name'], 'value' => $field['value']] + (array) $field['inputAttributes']);
}, ':renderInputText' => function ($self, $field) {
return \arc\html::input(['type' => 'text', 'id' => $field['name'], 'name' => $field['name'], 'value' => $field['value']] + (array) $field['inputAttributes']);
}, ':renderInputHidden' => function ($self, $field) {
return \arc\html::input(['type' => 'hidden', 'id' => $field['name'], 'name' => $field['name'], 'value' => $field['value']] + (array) $field['inputAttributes']);
}, ':renderInput' => function ($self, $field) {
$renderMethod = 'renderInput' . ucfirst($field['type']);
if (!isset($self->{$renderMethod})) {
throw new \arc\ExceptionMethodNotFound('No render method for input type ' . $field['type'], 404);
}
return $self->{$renderMethod}($field);
}, ':renderLabel' => function ($self, $field) {
if ($field['label']) {
return \arc\html::label(['for' => $field['name']], $field['label']);
} else {
return '';
}
}, ':renderField' => function ($self, $field, $key = null) {
$field = $self->parseField($field, $key);
$contents = $self->renderLabel($field);
$contents .= $self->renderInput($field);
$attributes = isset($field['attributes']) ? $field['attributes'] : [];
if (isset($field['class'])) {
$attributes['class'] = $field['class'];
}
return \arc\html::div($attributes, $contents);
}, ':__toString' => function ($self) {
$fields = '';
foreach ($self->fields as $key => $field) {
$fields .= $self->renderField($field, $key);
}
return \arc\html::form($self->attributes, $fields);
}]);
}
return \arc\prototype::extend(self::$formBuilder, ['fields' => $fields, 'attributes' => $formAttributes]);
}
