web-base/core/Elements/Head.class.php

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<?php
namespace Elements;
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use View;
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abstract class Head extends View {
protected array $sources;
protected string $title;
protected array $metas;
protected array $rawFields;
protected array $keywords;
protected string $description;
protected string $baseUrl;
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function __construct($document) {
parent::__construct($document);
$this->sources = array();
$this->metas = $this->initMetas();
$this->rawFields = $this->initRawFields();
$this->title = $this->initTitle();
$this->initSources();
$this->init();
}
protected abstract function initSources();
protected abstract function initMetas();
protected abstract function initRawFields();
protected abstract function initTitle();
protected function init() {
$this->keywords = array();
$this->description = "";
$this->baseUrl = "";
}
public function setBaseUrl($baseUrl) { $this->baseUrl = $baseUrl; }
public function setDescription($description) { $this->description = $description; }
public function setKeywords($keywords) { $this->keywords = $keywords; }
public function setTitle($title) { $this->title = $title; }
public function getSources() { return $this->sources; }
public function addScript($type, $url, $js = '') { $this->sources[] = new Script($type, $url, $js); }
public function addRawField($rawField) { $this->rawFields[] = $rawField; }
public function addMeta($aMeta) { $this->metas[] = $aMeta; }
public function addLink($rel, $href, $type = "") { $this->sources[] = new Link($rel, $href, $type); }
public function addKeywords($keywords) { array_merge($this->keywords, $keywords); }
public function getTitle() { return $this->title; }
public function addCSS($href, $type = Link::MIME_TEXT_CSS) { $this->sources[] = new Link("stylesheet", $href, $type); }
public function addStyle($style) { $this->sources[] = new Style($style); }
public function addJS($url) { $this->sources[] = new Script(Script::MIME_TEXT_JAVASCRIPT, $url, ""); }
public function addJSCode($code) { $this->sources[] = new Script(Script::MIME_TEXT_JAVASCRIPT, "", $code); }
public function loadFontawesome() {
$this->addCSS(Link::FONTAWESOME);
}
public function loadGoogleRecaptcha($siteKey) {
$this->addJS("https://www.google.com/recaptcha/api.js?render=$siteKey");
}
public function loadJQuery() {
$this->addJS(Script::JQUERY);
}
public function loadBootstrap() {
$this->addCSS(Link::BOOTSTRAP);
$this->addJS(Script::BOOTSTRAP);
}
public function getCode() {
$header = "<head>";
foreach($this->metas as $aMeta) {
$header .= '<meta';
foreach($aMeta as $key => $val) {
$header .= " $key=\"$val\"";
}
$header .= ' />';
}
if(!empty($this->description)) {
$header .= "<meta name=\"description\" content=\"$this->description\" />";
}
if(!empty($this->keywords)) {
$keywords = implode(", ", $this->keywords);
$header .= "<meta name=\"keywords\" content=\"$keywords\" />";
}
if(!empty($this->baseUrl)) {
$header .= "<base href=\"$this->baseUrl\">";
}
$header .= "<title>$this->title</title>";
foreach($this->sources as $src) {
$header .= $src->getCode();
}
foreach($this->rawFields as $raw) {
$header .= $raw;
}
$header .= "</head>";
return $header;
}
}