Current File : /home/lightco1/www/ilfanale.com.au/libraries/nextend2/nextend/library/libraries/helpers/html.php
<?php
/**
* Class N2Html
*/
class N2Html {
public static $closeSingleTags = true;
/**
* @var boolean whether to render special attributes value. Defaults to true. Can be set to false for HTML5.
* @since 1.1.13
*/
public static $renderSpecialAttributesValue = true;
/**
* Decodes special HTML entities back to the corresponding characters.
* This is the opposite of {@link encode()}.
*
* @param string $text data to be decoded
*
* @return string the decoded data
* @see http://www.php.net/manual/en/function.htmlspecialchars-decode.php
* @since 1.1.8
*/
public static function decode($text) {
return htmlspecialchars_decode($text, ENT_QUOTES);
}
/**
* Generates an HTML element.
*
* @param string $tag the tag name
* @param array $htmlOptions the element attributes. The values will be HTML-encoded using {@link encode()}.
* If an 'encode' attribute is given and its value is false,
* the rest of the attribute values will NOT be HTML-encoded.
* Since version 1.1.5, attributes whose value is null will not be rendered.
* @param mixed $content the content to be enclosed between open and close element tags. It will not be HTML-encoded.
* If false, it means there is no body content.
* @param boolean $closeTag whether to generate the close tag.
*
* @return string the generated HTML element tag
*/
public static function tag($tag, $htmlOptions = array(), $content = "", $closeTag = true) {
$html = '<' . $tag . self::renderAttributes($htmlOptions);
if ($content === false) return $closeTag && self::$closeSingleTags ? $html . ' />' : $html . '>'; else
return $closeTag ? $html . '>' . $content . '</' . $tag . '>' : $html . '>' . $content;
}
/**
* Generates an open HTML element.
*
* @param string $tag the tag name
* @param array $htmlOptions the element attributes. The values will be HTML-encoded using {@link encode()}.
* If an 'encode' attribute is given and its value is false,
* the rest of the attribute values will NOT be HTML-encoded.
* Since version 1.1.5, attributes whose value is null will not be rendered.
*
* @return string the generated HTML element tag
*/
public static function openTag($tag, $htmlOptions = array()) {
return '<' . $tag . self::renderAttributes($htmlOptions) . '>';
}
/**
* Generates a close HTML element.
*
* @param string $tag the tag name
*
* @return string the generated HTML element tag
*/
public static function closeTag($tag) {
return '</' . $tag . '>';
}
/**
* Generates an image tag.
*
* @param string $src the image URL
* @param string $alt the alternative text display
* @param array $htmlOptions additional HTML attributes (see {@link tag}).
*
* @return string the generated image tag
*/
public static function image($src, $alt = '', $htmlOptions = array()) {
$htmlOptions['src'] = $src;
$htmlOptions['alt'] = $alt;
return self::tag('img', $htmlOptions, false);
}
/**
* Renders the HTML tag attributes.
* Since version 1.1.5, attributes whose value is null will not be rendered.
* Special attributes, such as 'checked', 'disabled', 'readonly', will be rendered
* properly based on their corresponding boolean value.
*
* @param array $htmlOptions attributes to be rendered
*
* @return string the rendering result
*/
public static function renderAttributes($htmlOptions = array()) {
static $specialAttributes = array(
'async' => 1,
'autofocus' => 1,
'autoplay' => 1,
'controls' => 1,
'declare' => 1,
'default' => 1,
'defer' => 1,
'disabled' => 1,
'ismap' => 1,
'loop' => 1,
'muted' => 1,
'nohref' => 1,
'noresize' => 1,
'novalidate' => 1,
'open' => 1,
'reversed' => 1,
'scoped' => 1,
'seamless' => 1,
'selected' => 1,
'typemustmatch' => 1,
);
if ($htmlOptions === array()) return '';
$html = '';
if (isset($htmlOptions['encode'])) {
$raw = !$htmlOptions['encode'];
unset($htmlOptions['encode']);
} else
$raw = false;
foreach ($htmlOptions as $name => $value) {
if (isset($specialAttributes[$name])) {
if ($value) {
$html .= ' ' . $name;
if (self::$renderSpecialAttributesValue) $html .= '="' . $name . '"';
}
} elseif ($value !== null) $html .= ' ' . $name . '="' . ($raw ? $value : self::encode($value)) . '"';
}
return $html;
}
/**
* @param $text
*
* @return string
*/
public static function encode($text) {
return htmlspecialchars($text, ENT_QUOTES, 'UTF-8');
}
public static function link($name, $url, $htmlOptions = array()) {
if (!is_string($url)) {
throw new Exception();
}
$htmlOptions["href"] = $url;
//$htmlOptions["encode"] = false;
$url = self::openTag("a", $htmlOptions);
if (isset($htmlOptions["encode"]) && $htmlOptions["encode"]) {
$url .= self::encode($name);
} else {
$url .= $name;
}
$url .= self::closeTag("a");
return $url;
}
/**
* Insert stylesheet
*
* @param string $script
* @param bool $file
* @param array $scriptOptions
*
* @return string
*/
public static function style($script, $file = false, $scriptOptions = array()) {
if ($file) {
$options = array(
"rel" => "stylesheet",
"type" => "text/css",
"href" => $script
);
$options = array_merge($options, $scriptOptions);
return N2Html::tag('link', $options, false);
}
return N2Html::tag("style", array(
"type" => "text/css"
), $script);
}
/**
* Insert script
*
* @param string $script
* @param bool $file
*
* @return string
*/
public static function script($script, $file = false) {
if ($file) {
return N2Html::tag('script', array(
'type' => 'text/javascript',
'src' => $script
) + self::getScriptAttributes(), '');
}
return self::tag('script', array(
'type' => 'text/javascript',
'encode' => false
), $script);
}
public static function scriptTemplate($script, $file = false) {
if ($file) {
return N2Html::tag('script', array(
'type' => 'text/javascript',
'src' => $script
), '');
}
return self::tag('script', array(
'type' => 'text/javascript',
'encode' => false
), $script);
}
public static function clear() {
return self::tag("div", array("class" => "clear"), "");
}
private static function getScriptAttributes() {
static $attributes = null;
if ($attributes === null) {
if (class_exists('N2Settings', false)) {
$value = trim(html_entity_decode(strip_tags(N2Settings::get('scriptattributes', ''))));
$_attributes = explode(' ', str_replace('\'', "", str_replace("\"", "", $value)));
if (!empty($value) && !empty($_attributes)) {
foreach ($_attributes AS $attr) {
if (strpos($attr, '=') !== false) {
$atts = explode("=", $attr);
if(count($atts) <= 2){
$attributes[$atts[0]] = $atts[1];
} else {
$attributes[$attr] = $attr;
}
} else {
$attributes[$attr] = $attr;
}
}
} else {
$attributes = array();
}
} else {
return array();
}
}
return $attributes;
}
}
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