160 lines
5.3 KiB
PHP
160 lines
5.3 KiB
PHP
<?PHP
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/**
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* Generic collection of functions used in CSVXML.
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*/
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declare(strict_types = 1);
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/**
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* Function lang_getfrombrowser gets the browser language based on HTTP headers.
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*
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* @param array $allowed_languages Array containing all the languages for which
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* there are translations.
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* @param string $default_language Default language of the instance of MD.
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* @param string $lang_variable Currently set language variable. Optional.
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* @param boolean $strict_mode Whether to demand "de-de" (true) or "de" (false) Optional.
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*
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* @return string
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*/
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function lang_getfrombrowser(array $allowed_languages, string $default_language, string $lang_variable = "", bool $strict_mode = true):string {
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// $_SERVER['HTTP_ACCEPT_LANGUAGE'] verwenden, wenn keine Sprachvariable mitgegeben wurde
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if ($lang_variable === "") {
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if (isset($_SERVER['HTTP_ACCEPT_LANGUAGE'])) $lang_variable = $_SERVER['HTTP_ACCEPT_LANGUAGE'];
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}
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// wurde irgendwelche Information mitgeschickt?
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if (empty($lang_variable)) {
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// Nein? => Standardsprache zurückgeben
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return $default_language;
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}
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// Den Header auftrennen
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$accepted_languages = preg_split('/,\s*/', $lang_variable);
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// Die Standardwerte einstellen
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$current_lang = $default_language;
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$current_q = 0;
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// Nun alle mitgegebenen Sprachen abarbeiten
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foreach ($accepted_languages as $accepted_language) {
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// Alle Infos über diese Sprache rausholen
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// phpcs:disable Generic.Strings.UnnecessaryStringConcat
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$res = preg_match('/^([a-z]{1,8}(?:-[a-z]{1,8})*)' . '(?:;\s*q=(0(?:\.[0-9]{1,3})?|1(?:\.0{1,3})?))?$/i', $accepted_language, $matches);
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// phpcs:enable
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// war die Syntax gültig?
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if (!$res) {
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// Nein? Dann ignorieren
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continue;
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}
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// Sprachcode holen und dann sofort in die Einzelteile trennen
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$lang_code = explode('-', $matches[1]);
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// Wurde eine Qualität mitgegeben?
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if (isset($matches[2])) {
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// die Qualität benutzen
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$lang_quality = (float)$matches[2];
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} else {
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// Kompabilitätsmodus: Qualität 1 annehmen
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$lang_quality = 1.0;
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}
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// Bis der Sprachcode leer ist...
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// phpcs:disable Squiz.PHP.DisallowSizeFunctionsInLoops
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while (count($lang_code)) {
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// phpcs:enable
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// mal sehen, ob der Sprachcode angeboten wird
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if (in_array(strtolower(join('-', $lang_code)), $allowed_languages)) {
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// Qualität anschauen
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if ($lang_quality > $current_q) {
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// diese Sprache verwenden
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$current_lang = strtolower(join('-', $lang_code));
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$current_q = $lang_quality;
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// Hier die innere while-Schleife verlassen
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break;
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}
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}
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// Wenn wir im strengen Modus sind, die Sprache nicht versuchen zu minimalisieren
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if ($strict_mode) {
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// innere While-Schleife aufbrechen
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break;
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}
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// den rechtesten Teil des Sprachcodes abschneiden
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array_pop($lang_code);
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}
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}
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// die gefundene Sprache zurückgeben
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return $current_lang;
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}
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/**
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* Function for generating the HTML head.
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*
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* @param string $injected Additional code to inject into the head, e.g. a
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* reference to JS files.
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*
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* @return string
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*/
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function printHTMLHead(string $injected = "") {
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$output = '<!DOCTYPE HTML>
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<html lang="en">
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<head>
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<meta name="viewport" content="width=device-width, initial-scale=1" />
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<meta http-equiv="content-type" content="text/html; charset=UTF-8"/>
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<meta name="theme-color" content="#FFF" />
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<link rel="stylesheet" type="text/css" href="assets/css/csvxml.css" />
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<link rel="shortcut icon" sizes="128x128" href="assets/img/mdlogo-code.svg" />
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<script src="assets/js/csvxml-overview.js" type="text/javascript" defer></script>
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<title>CSVXML :: museum-digital</title>
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<meta name="keywords" content="Imports, museum-digital" />
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';
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$output .= $injected;
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$output .= '
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</head>
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<body>
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<h1>
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<img src="assets/img/mdlogo-code.svg" />
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<span>museum-digital:csvxml</span>
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</h1>
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';
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return $output;
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}
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/**
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* Function generateHelpTooltip returns a tooltip for hovering over using the common settings.
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*
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* @param string $identifier ID attribute of the tooltip.
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* @param string $title Title of the tooltip.
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* @param string $explica More in-depth explanation: body of the tooltip.
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* @param boolean $setParagraph If set to true (default), the content of the tooltip will be put into a <p> element. Optional.
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*
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* @return array
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*/
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function generateHelpTooltip(string $identifier, string $title, string $explica, bool $setParagraph = true):array {
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$outputTag = '<a class="newToolTipTag icons iconsHelp" data-for="' . $identifier . '" title="Help"></a>';
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$output = '<span class="newToolTip" id="tooltip_' . $identifier . '" data-title="' . $title . '">';
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if ($setParagraph) $output .= '<p class="toolTipCont">';
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$output .= $explica;
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if ($setParagraph) $output .= '</p>';
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$output .= '</span>';
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return [$output, $outputTag];
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}
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