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<?php
/*
* Goodlayers Admin Panel
* ---------------------------------------------------------------------
* This file create the class that help you controls the font settings
* ---------------------------------------------------------------------
*/
if( !class_exists('gdlr_font_loader') ){
class gdlr_font_loader{
public $font_location = array();
public $custom_font_list = array();
public $safe_font_list = array(
'Georgia, serif',
'"Palatino Linotype", "Book Antiqua", Palatino, serif',
'"Times New Roman", Times, serif',
'Arial, Helvetica, sans-serif',
'"Arial Black", Gadget, sans-serif',
'"Comic Sans MS", cursive, sans-serif',
'Impact, Charcoal, sans-serif',
'"Lucida Sans Unicode", "Lucida Grande", sans-serif',
'Tahoma, Geneva, sans-serif',
'"Trebuchet MS", Helvetica, sans-serif',
'Verdana, Geneva, sans-serif',
'"Courier New", Courier, monospace',
'"Lucida Console", Monaco, monospace'
);
public $google_font_list = array();
// initiate the font
function __construct( $custom_font ){
$this->set_google_font_list();
$this->set_custom_font_list($custom_font);
// add filter to include font into the theme
add_filter('gdlr_enqueue_scripts', array(&$this, 'include_google_font'));
add_filter('gdlr_style_custom_end', array(&$this, 'add_custom_style'), 1, 2);
add_action('gdlr_print_all_font_list', array(&$this, 'print_all_font_list'));
}
// get the custom font list to array
function set_custom_font_list($custom_fonts){
$this->custom_font_list = array(
'Dejavu Sans Condense' => array(
'ttf' => GDLR_PATH . '/stylesheet/DejaVuSansCondensed.ttf',
'eot' => GDLR_PATH . '/stylesheet/DejaVuSansCondensed.eot'
)
);
if( !empty($custom_fonts) ){
foreach( $custom_fonts as $custom_font ){
$ttf_font = ''; $eot_font = '';
$this->custom_font_list[$custom_font['font-name']] = array(
'ttf' => $custom_font['font-ttf'],
'eot' => $custom_font['font-eot']
);
}
}
}
// get the google font list to the array
function set_google_font_list(){
if( is_admin() ){
$google_font_file = apply_filters('gdlr_google_font_file', GDLR_LOCAL_PATH . '/framework/function/gdlr-google-font.txt');
$google_fonts = json_decode(file_get_contents($google_font_file), true);
foreach( $google_fonts['items'] as $google_font ){
$this->google_font_list[$google_font['family']] = array(
'subsets' => $google_font['subsets'],
'variants' => $google_font['variants']
);
}
}else{
$this->google_font_list = get_option(THEME_SHORT_NAME . '_google_font_list');
}
}
// get all font list to admin panel area
function print_all_font_list( $selected_font ){
// custom font section
echo '<option disabled >------- ' . __('Custom Font' ,'gdlr_translate') . ' -------</option>';
foreach( $this->custom_font_list as $font_family => $font ){
if( !empty($font_family) ){
echo '<option data-type="custom-font" ';
if( !empty($font['ttf']) && is_numeric($font['ttf']) ){
echo 'data-ttf="' . wp_get_attachment_url($font['ttf']) . '" ';
}else if( !empty($font['ttf']) ){
echo 'data-ttf="' . $font['ttf'] . '" ';
}
if( !empty($font['eot']) && is_numeric($font['eot']) ){
echo 'data-eot="' . wp_get_attachment_url($font['eot']) . '" ';
}else if( !empty($font['eot']) ){
echo 'data-eot="' . $font['eot'] . '" ';
}
echo ($font_family == $selected_font)? 'selected >': '>';
echo $font_family . '</option>';
}
}
// safe font section
echo '<option disabled >------ ' . __('Web Safe Font' ,'gdlr_translate') . ' ------</option>';
foreach( $this->safe_font_list as $font ){
echo '<option data-type="web-safe-font" ';
echo ($font == $selected_font)? 'selected >': '>';
echo $font . '</option>';
}
// google font section
echo '<option disabled >------- ' . __('Google Font' ,'gdlr_translate') . ' -------</option>';
foreach( $this->google_font_list as $font_family => $font ){
echo '<option data-type="google-font" ';
echo 'data-url="' . $this->get_google_font_url($font_family) . '" ';
echo ($font_family == $selected_font)? 'selected >': '>';
echo $font_family . '</option>';
}
}
// return a link to get the google font
function get_google_font_url( $font_family ){
if( !empty($font_family) && !empty($this->google_font_list[$font_family]) ){
$google_font = $this->google_font_list[$font_family];
$temp_font_name = str_replace(' ', '+' , $font_family) . ':';
$temp_font_name .= apply_filters('gdlr_google_font_weight', implode(',', $google_font['variants'])) . '&subset=';
$temp_font_name .= apply_filters('gdlr_google_font_subset', implode(',', $google_font['subsets']));
return GDLR_HTTP . 'fonts.googleapis.com/css?family=' . $temp_font_name;
}
return '';
}
// add the css to embed custom font at the end of style-custom.css file.
function add_custom_style($value, $theme_option){
$used_font = array();
foreach( $this->font_location as $location ){
$current_font = $theme_option[$location];
if( !empty($this->custom_font_list[$current_font]) && !in_array($current_font, $used_font) ){
array_push($used_font, $current_font);
}
}
$ret = '';
foreach( $used_font as $font_name ){
$ttf_font = ''; $eot_font = '';
if( !empty($this->custom_font_list[$font_name]['ttf']) && is_numeric($this->custom_font_list[$font_name]['ttf']) ){
$ttf_font = wp_get_attachment_url($this->custom_font_list[$font_name]['ttf']);
}else if( !empty($this->custom_font_list[$font_name]['ttf']) ){
$ttf_font = $this->custom_font_list[$font_name]['ttf'];
}
if( !empty($this->custom_font_list[$font_name]['eot']) && is_numeric($this->custom_font_list[$font_name]['eot']) ){
$eot_font = wp_get_attachment_url($this->custom_font_list[$font_name]['eot']);
}else if( !empty($this->custom_font_list[$font_name]['eot']) ){
$eot_font = $this->custom_font_list[$font_name]['eot'];
}
$ret .= '@font-face {' . "\r\n";
$ret .= 'font-family: "' . $font_name . '";' . "\r\n";
$ret .= 'src: url("' . $eot_font . '");' . "\r\n";
$ret .= 'src: url("' . $eot_font . '?#iefix") format("embedded-opentype"), ' . "\r\n";
$ret .= 'url("' . $ttf_font . '") format("truetype");' . "\r\n";
$ret .= '}' . "\r\n";
}
return $value . $ret;
}
// add the action to include the google font when necessary
function include_google_font( $array ){
global $theme_option;
$used_font = array();
foreach( $this->font_location as $location ){
$current_font = $theme_option[$location];
if( empty($this->custom_font_list[$current_font]) && !in_array($current_font, $this->safe_font_list) ){
array_push($used_font, $current_font);
}
}
foreach( $used_font as $font_name ){
$font_id = str_replace( ' ', '-', $font_name );
$array['style'][$font_id . '-google-font'] = $this->get_google_font_url($font_name);
}
return $array;
}
}
}