function generate_display_google_fonts()
{
if (is_admin()) {
return;
}
$not_google = array("inherit", "Arial,+Helvetica,+sans-serif", "Verdana,+Geneva,+sans-serif", "Tahoma,+Geneva,+sans-serif", "Georgia,+Times New Roman,+Times,+serif");
$generate_settings = get_option('generate_settings', generate_get_default_fonts());
$google_fonts = array();
if (!empty($generate_settings)) {
foreach ($generate_settings as $vkey => $vvalue) {
if (preg_match('~^font_*~is', $vkey) !== 0 && !empty($vvalue)) {
$vvalue = str_replace(" ", "+", $vvalue);
if (!in_array($vvalue, $google_fonts)) {
$google_fonts[] = $vvalue;
}
}
}
}
$google_fonts = array_diff($google_fonts, $not_google);
$google_fonts = implode('|', $google_fonts);
if ($google_fonts) {
echo '<link rel="stylesheet" id="generate-fonts" type="text/css" href="//fonts.googleapis.com/css?family=' . $google_fonts . '" />' . "\n";
}
}
function generate_typography_convert_values()
{
// Don't run this if Typography add-on is activated
if (function_exists('generate_fonts_customize_register')) {
return;
}
// If we've done this before, bail
if ('true' == get_option('generate_update_core_typography') || 'true' == get_option('generate_update_premium_typography')) {
return;
}
// Get all settings
$generate_settings = wp_parse_args(get_option('generate_settings', array()), generate_get_default_fonts());
// Get our body font family setting
$value = $generate_settings['font_body'];
// Create a new, empty array
$new_settings = array();
// If our value has : in it, and isn't empty
if (strpos($value, ':') !== false && !empty($value)) {
// Remove the : and anything past it
$value = current(explode(':', $value));
// Populate our new array with our new, clean value
$new_settings['font_body'] = $value;
}
// Update our options if our new array isn't empty
if (!empty($new_settings)) {
$generate_new_typography_settings = wp_parse_args($new_settings, $generate_settings);
update_option('generate_settings', $generate_new_typography_settings);
}
// All done, set an option so we don't go through this again
update_option('generate_update_core_typography', 'true');
}
/**
* Wrapper function to create font-family value for CSS
* @since 1.3.0
*/
function generate_get_font_family_css($font)
{
$generate_settings = wp_parse_args(get_option('generate_settings', array()), generate_get_default_fonts());
// We don't want to wrap quotes around these values
$no_quotes = array('inherit', 'Arial, Helvetica, sans-serif', 'Georgia, Times New Roman, Times, serif', 'Helvetica', 'Impact', 'Tahoma, Geneva, sans-serif', 'Trebuchet MS, Helvetica, sans-serif', 'Verdana, Geneva, sans-serif');
// Get our font
$font_family = $generate_settings[$font];
// If our value is still using the old format, fix it
if (strpos($font_family, ':') !== false) {
$font_family = current(explode(':', $font_family));
}
// Set up our wrapper
if (in_array($font_family, $no_quotes)) {
$wrapper_start = null;
$wrapper_end = null;
} else {
$wrapper_start = '"';
$wrapper_end = '"' . generate_get_google_font_category($font_family);
}
// Output the CSS
$output = 'inherit' == $font_family ? 'inherit' : $wrapper_start . $font_family . $wrapper_end;
return $output;
}
