/**
* Retorna o diretório absoluto de uma imagem
* @param string $filename
* @return string
*/
function abs_source_images($filename = null)
{
return abs_source(get_config()['upload']['imagens'] . '/' . $filename);
}
/**
* Escreve as meta tags
*/
public static function displayHeader()
{
# Charset
print "<meta charset=\"" . self::$Charset . "\">";
# Viewport
print "\n\n\t<meta name=\"viewport\" content=\"width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no\" >\n";
# Html5
print "\n\n\t<!--[if lt IE 9]>";
print "\n\t\t<script src=\"https://oss.maxcdn.com/html5shiv/3.7.2/html5shiv.min.js\" charset=\"" . self::$Charset . "\" ></script>";
print "\n\t\t<script src=\"https://oss.maxcdn.com/respond/1.4.2/respond.min.js\" charset=\"" . self::$Charset . "\" ></script>";
print "\n\t<![endif]-->\n";
# Meta Tags
foreach (self::$SEO as $attr => $prop) {
# Metatags
if (is_array($prop)) {
print "\n\t";
foreach ($prop as $content => $value) {
print "<meta {$attr}=\"{$content}\" content=\"" . htmlspecialchars($value) . "\" />\n\t";
}
} else {
if ($attr == 'icon' || $attr == 'shortcut' || $attr == 'shortcut icon') {
print "\n\t";
$type = strtolower(preg_replace('/^.*\\.(.*?)(\\?.*)?$/', '$1', $prop));
if ($type == 'ico') {
print "<link rel=\"shortcut icon\" href=\"{$prop}\" type=\"image/x-icon\" />\n\t";
print "<link rel=\"shortcut icon\" href=\"{$prop}\" type=\"image/vnd.microsoft.icon\" />\n\t";
}
} else {
print "\n\t";
print "<{$attr}>" . htmlspecialchars($prop) . "</{$attr}>\n\t";
}
}
}
# Imagens
if (count(self::$Imagens) > 0) {
print "\n\t";
print "<!-- OG Imagens -->\n\t";
foreach (self::$Imagens as $values) {
foreach ($values as $key => $value) {
if ($value != null) {
print "<meta property=\"{$key}\" content=\"" . htmlspecialchars($value) . "\" />\n\t";
}
}
}
}
# Vídeos
if (count(self::$Videos) > 0) {
print "\n\t";
print "<!-- OG Vídeos -->\n\t";
foreach (self::$Videos as $values) {
foreach ($values as $key => $value) {
if ($value != null) {
print "<meta property=\"{$key}\" content=\"" . htmlspecialchars($value) . "\" />\n\t";
}
}
if (end(self::$Videos) !== $values) {
print "\n\t";
}
}
}
# Sounds
if (count(self::$Sounds) > 0) {
print "\n\t";
print "<!-- OG Sound -->\n\t";
foreach (self::$Sounds as $values) {
foreach ($values as $key => $value) {
if ($value != null) {
print "<meta property=\"{$key}\" content=\"" . htmlspecialchars($value) . "\" />\n\t";
}
}
}
print "\n\t";
}
# CSS
if (count(self::$CSS) > 0) {
print "\n\t";
print "<!-- Folhas de estilo -->\n\t";
foreach (self::$CSS as $css) {
if (preg_match('/<style/i', $css['href'])) {
print preg_replace('/[\\n\\t]/', ' ', trim($css['href'])) . "\n\t";
} else {
$file = str_replace(base_url(), abs_source(), $css['href']);
print "<link rel=\"stylesheet\" href=\"{$css['href']}\" media=\"{$css['media']}\" type=\"{$css['type']}\" />\n\t";
}
}
}
}
