2020-02-09 23:02:19 +01:00
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<?php
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namespace Elements;
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2020-04-03 15:56:04 +02:00
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use View;
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2020-02-09 23:02:19 +01:00
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2020-04-03 15:56:04 +02:00
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abstract class Head extends View {
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protected array $sources;
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protected string $title;
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protected array $metas;
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protected array $rawFields;
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protected array $keywords;
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protected string $description;
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protected string $baseUrl;
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2020-02-09 23:02:19 +01:00
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function __construct($document) {
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parent::__construct($document);
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$this->sources = array();
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$this->metas = $this->initMetas();
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$this->rawFields = $this->initRawFields();
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$this->title = $this->initTitle();
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$this->initSources();
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$this->init();
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}
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protected abstract function initSources();
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protected abstract function initMetas();
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protected abstract function initRawFields();
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protected abstract function initTitle();
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protected function init() {
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$this->keywords = array();
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$this->description = "";
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$this->baseUrl = "";
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}
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public function setBaseUrl($baseUrl) { $this->baseUrl = $baseUrl; }
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public function setDescription($description) { $this->description = $description; }
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public function setKeywords($keywords) { $this->keywords = $keywords; }
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public function setTitle($title) { $this->title = $title; }
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public function getSources() { return $this->sources; }
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public function addScript($type, $url, $js = '') { $this->sources[] = new Script($type, $url, $js); }
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public function addRawField($rawField) { $this->rawFields[] = $rawField; }
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public function addMeta($aMeta) { $this->metas[] = $aMeta; }
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public function addLink($rel, $href, $type = "") { $this->sources[] = new Link($rel, $href, $type); }
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public function addKeywords($keywords) { array_merge($this->keywords, $keywords); }
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public function getTitle() { return $this->title; }
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public function addCSS($href, $type = Link::MIME_TEXT_CSS) { $this->sources[] = new Link("stylesheet", $href, $type); }
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public function addStyle($style) { $this->sources[] = new Style($style); }
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public function addJS($url) { $this->sources[] = new Script(Script::MIME_TEXT_JAVASCRIPT, $url, ""); }
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public function addJSCode($code) { $this->sources[] = new Script(Script::MIME_TEXT_JAVASCRIPT, "", $code); }
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public function loadFontawesome() {
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$this->addCSS(Link::FONTAWESOME);
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}
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public function loadGoogleRecaptcha($siteKey) {
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$this->addJS("https://www.google.com/recaptcha/api.js?render=$siteKey");
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}
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public function loadJQuery() {
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$this->addJS(Script::JQUERY);
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}
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public function loadBootstrap() {
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$this->addCSS(Link::BOOTSTRAP);
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$this->addJS(Script::BOOTSTRAP);
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}
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public function getCode() {
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$header = "<head>";
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foreach($this->metas as $aMeta) {
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$header .= '<meta';
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foreach($aMeta as $key => $val) {
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$header .= " $key=\"$val\"";
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}
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$header .= ' />';
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}
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if(!empty($this->description)) {
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$header .= "<meta name=\"description\" content=\"$this->description\" />";
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}
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if(!empty($this->keywords)) {
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$keywords = implode(", ", $this->keywords);
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$header .= "<meta name=\"keywords\" content=\"$keywords\" />";
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}
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if(!empty($this->baseUrl)) {
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$header .= "<base href=\"$this->baseUrl\">";
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}
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$header .= "<title>$this->title</title>";
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foreach($this->sources as $src) {
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$header .= $src->getCode();
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}
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foreach($this->rawFields as $raw) {
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$header .= $raw;
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}
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$header .= "</head>";
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return $header;
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}
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}
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