| 1 |
<?php |
| 2 |
|
| 3 |
class Customify_Font_Selector { |
| 4 |
|
| 5 |
/** |
| 6 |
* Instance of this class. |
| 7 |
* @since 1.0.0 |
| 8 |
* @var object |
| 9 |
*/ |
| 10 |
protected static $_instance = null; |
| 11 |
|
| 12 |
protected static $typo_settings = null; |
| 13 |
protected static $options_list = null; |
| 14 |
protected $theme_fonts = null; |
| 15 |
protected $customify_CSS_output = array(); |
| 16 |
|
| 17 |
|
| 18 |
function __construct() { |
| 19 |
$this->theme_fonts = apply_filters( 'customify_theme_fonts', array() ); |
| 20 |
|
| 21 |
$load_location = PixCustomifyPlugin()->get_plugin_setting( 'style_resources_location', 'wp_head' ); |
| 22 |
add_action( $load_location, array( $this, 'output_font_dynamic_style' ), 100 ); |
| 23 |
add_action( 'customify_font_family_before_options', array( $this, 'add_customify_theme_fonts' ), 11, 2 ); |
| 24 |
|
| 25 |
if ( PixCustomifyPlugin()->get_plugin_setting( 'enable_editor_style', true ) ) { |
| 26 |
add_action( 'admin_head', array( $this, 'add_customizer_settings_into_wp_editor' ) ); |
| 27 |
} |
| 28 |
|
| 29 |
} |
| 30 |
|
| 31 |
function add_customizer_settings_into_wp_editor() { |
| 32 |
|
| 33 |
ob_start(); |
| 34 |
$this->output_font_dynamic_style(); |
| 35 |
|
| 36 |
$custom_css = ob_get_clean(); ?> |
| 37 |
<script type="text/javascript"> |
| 38 |
/* <![CDATA[ */ |
| 39 |
(function ($) { |
| 40 |
$(window).load(function () { |
| 41 |
/** |
| 42 |
* @param iframe_id the id of the frame you want to append the style |
| 43 |
* @param style_element the style element you want to append |
| 44 |
*/ |
| 45 |
var append_script_to_iframe = function (ifrm_id, scriptEl) { |
| 46 |
var myIframe = document.getElementById(ifrm_id); |
| 47 |
|
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var script = myIframe.contentWindow.document.createElement("script"); |
| 49 |
script.type = "text/javascript"; |
| 50 |
script.innerHTML = scriptEl.innerHTML; |
| 51 |
|
| 52 |
myIframe.contentWindow.document.head.appendChild(script); |
| 53 |
}; |
| 54 |
|
| 55 |
var append_style_to_iframe = function (ifrm_id, styleElment) { |
| 56 |
var ifrm = window.frames[ifrm_id]; |
| 57 |
if ( typeof ifrm === "undefined" ) { |
| 58 |
return; |
| 59 |
} |
| 60 |
ifrm = ( ifrm.contentDocument || ifrm.document ); |
| 61 |
var head = ifrm.getElementsByTagName('head')[0]; |
| 62 |
|
| 63 |
if (typeof styleElment !== "undefined") { |
| 64 |
head.appendChild(styleElment); |
| 65 |
} |
| 66 |
}; |
| 67 |
|
| 68 |
var xmlString = <?php echo json_encode( str_replace( "\n", "", $custom_css ) ); ?>, |
| 69 |
parser = new DOMParser(), |
| 70 |
doc = parser.parseFromString(xmlString, "text/html"); |
| 71 |
|
| 72 |
if (typeof window.frames['content_ifr'] !== 'undefined') { |
| 73 |
|
| 74 |
$.each(doc.head.childNodes, function (key, el) { |
| 75 |
if (typeof el !== "undefined" && typeof el.tagName !== "undefined") { |
| 76 |
|
| 77 |
switch (el.tagName) { |
| 78 |
case 'STYLE' : |
| 79 |
append_style_to_iframe('content_ifr', el); |
| 80 |
break; |
| 81 |
case 'SCRIPT' : |
| 82 |
append_script_to_iframe('content_ifr', el); |
| 83 |
break; |
| 84 |
default: |
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break; |
| 86 |
} |
| 87 |
} |
| 88 |
}); |
| 89 |
} |
| 90 |
}); |
| 91 |
})(jQuery); |
| 92 |
/* ]]> */ |
| 93 |
</script> |
| 94 |
<?php } |
| 95 |
|
| 96 |
public function get_theme_fonts() { |
| 97 |
return $this->theme_fonts; |
| 98 |
} |
| 99 |
|
| 100 |
function add_customify_theme_fonts( $active_font_family, $val ) { |
| 101 |
//first get all the published custom fonts |
| 102 |
if ( empty( $this->theme_fonts ) ) { |
| 103 |
return; |
| 104 |
} |
| 105 |
|
| 106 |
echo '<optgroup label="' . esc_html__( 'Theme Fonts', 'customify' ) . '">'; |
| 107 |
foreach ( $this->theme_fonts as $font ) { |
| 108 |
if ( ! empty( $font ) ) { |
| 109 |
//display the select option's HTML |
| 110 |
Pix_Customize_Font_Control::output_font_option( $font['family'], $active_font_family, $font, 'theme_font' ); |
| 111 |
} |
| 112 |
} |
| 113 |
echo "</optgroup>"; |
| 114 |
} |
| 115 |
|
| 116 |
function maybe_decode_value( $value ) { |
| 117 |
|
| 118 |
$to_return = PixCustomifyPlugin::decodeURIComponent( $value ); |
| 119 |
if ( is_string( $value ) ) { |
| 120 |
$to_return = json_decode( wp_unslash( $to_return ), true ); |
| 121 |
} |
| 122 |
|
| 123 |
return $to_return; |
| 124 |
} |
| 125 |
|
| 126 |
function output_font_dynamic_style( $editor = false ) { |
| 127 |
|
| 128 |
/** @var PixCustomifyPlugin $local_plugin */ |
| 129 |
$local_plugin = PixCustomifyPlugin(); |
| 130 |
|
| 131 |
self::$options_list = $local_plugin->get_options(); |
| 132 |
|
| 133 |
$local_plugin->get_typography_fields( self::$options_list, 'type', 'font', self::$typo_settings ); |
| 134 |
|
| 135 |
if ( empty( self::$typo_settings ) ) { |
| 136 |
return; |
| 137 |
} |
| 138 |
|
| 139 |
$google_families = $local_families = ''; |
| 140 |
|
| 141 |
$args = array( |
| 142 |
'google_families' => '', |
| 143 |
'local_families' => '', |
| 144 |
'local_srcs' => '', |
| 145 |
); |
| 146 |
|
| 147 |
foreach ( self::$typo_settings as $id => $font ) { |
| 148 |
if ( isset ( $font['value'] ) ) { |
| 149 |
|
| 150 |
$load_all_weights = false; |
| 151 |
if ( isset( $font['load_all_weights'] ) && $font['load_all_weights'] == 'true' ) { |
| 152 |
$load_all_weights = true; |
| 153 |
} |
| 154 |
|
| 155 |
$value = $this->maybe_decode_value( $font['value'] ); |
| 156 |
|
| 157 |
$value = $this->validate_font_values( $value ); |
| 158 |
|
| 159 |
// in case the value is still null, try default value(mostly for google fonts) |
| 160 |
if ( ! is_array( $value ) || $value === null ) { |
| 161 |
$value = $local_plugin->get_font_defaults_value( str_replace( '"', '', $font['value'] ) ); |
| 162 |
} |
| 163 |
|
| 164 |
//bail if by this time we don't have a value of some sort |
| 165 |
if ( empty( $value ) ) { |
| 166 |
continue; |
| 167 |
} |
| 168 |
|
| 169 |
//Handle special logic for when the $value array is not an associative array |
| 170 |
if ( ! $local_plugin->is_assoc( $value ) ) { |
| 171 |
$value = $local_plugin->standardize_non_associative_font_default( $value ); |
| 172 |
} |
| 173 |
|
| 174 |
if ( isset( $value['font_family'] ) && isset( $value['type'] ) && $value['type'] == 'google' ) { |
| 175 |
$args['google_families'] .= "'" . $value['font_family']; |
| 176 |
|
| 177 |
if ( $load_all_weights && is_array( $value['variants'] ) ) { |
| 178 |
$args['google_families'] .= ":" . implode( ',', $value['variants'] ); |
| 179 |
} elseif ( isset( $value['selected_variants'] ) && ! empty( $value['selected_variants'] ) ) { |
| 180 |
if ( is_array( $value['selected_variants'] ) ) { |
| 181 |
$args['google_families'] .= ":" . implode( ',', $value['selected_variants'] ); |
| 182 |
} elseif ( is_string( $value['selected_variants'] ) || is_numeric( $value['selected_variants'] ) ) { |
| 183 |
$args['google_families'] .= ":" . $value['selected_variants']; |
| 184 |
} |
| 185 |
} elseif ( isset( $value['variants'] ) && ! empty( $value['variants'] ) ) { |
| 186 |
if ( is_array( $value['variants'] ) ) { |
| 187 |
$args['google_families'] .= ":" . implode( ',', $value['variants'] ); |
| 188 |
} else { |
| 189 |
$args['google_families'] .= ":" . $value['variants']; |
| 190 |
} |
| 191 |
} |
| 192 |
|
| 193 |
if ( isset( $value['selected_subsets'] ) && ! empty( $value['selected_subsets'] ) ) { |
| 194 |
if ( is_array( $value['selected_subsets'] ) ) { |
| 195 |
$args['google_families'] .= ":" . implode( ',', $value['selected_subsets'] ); |
| 196 |
} else { |
| 197 |
$args['google_families'] .= ":" . $value['selected_subsets']; |
| 198 |
} |
| 199 |
} elseif ( isset( $value['subsets'] ) && ! empty( $value['subsets'] ) ) { |
| 200 |
if ( is_array( $value['subsets'] ) ) { |
| 201 |
$args['google_families'] .= ":" . implode( ',', $value['subsets'] ); |
| 202 |
} else { |
| 203 |
$args['google_families'] .= ":" . $value['subsets']; |
| 204 |
} |
| 205 |
} |
| 206 |
|
| 207 |
$args['google_families'] .= '\','; |
| 208 |
} elseif ( isset( $this->theme_fonts[ $value['font_family'] ] ) ) { |
| 209 |
|
| 210 |
// $value['type'] = 'theme_font'; |
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// $args['local_srcs'] .= $this->theme_fonts[ $value['font_family'] ]['src'] . ','; |
| 212 |
// $value['variants'] = $this->theme_fonts[ $value['font_family'] ]['variants']; |
| 213 |
|
| 214 |
if ( false === strpos( $args['local_families'], $value['font_family'] ) ) { |
| 215 |
$args['local_families'] .= "'" . $value['font_family'] . "',"; |
| 216 |
} |
| 217 |
|
| 218 |
if ( false === strpos( $args['local_srcs'], $this->theme_fonts[ $value['font_family'] ]['src'] ) ) { |
| 219 |
$args['local_srcs'] .= "'" . $this->theme_fonts[ $value['font_family'] ]['src'] . "',"; |
| 220 |
} |
| 221 |
} |
| 222 |
} |
| 223 |
} |
| 224 |
|
| 225 |
if ( ( ! empty ( $args['local_families'] ) || ! empty ( $args['google_families'] ) ) && PixCustomifyPlugin()->get_plugin_setting( 'typography', '1' ) && PixCustomifyPlugin()->get_plugin_setting( 'typography_google_fonts', 1 ) ) { |
| 226 |
$this->display_webfont_script( $args ); |
| 227 |
} |
| 228 |
|
| 229 |
foreach ( self::$typo_settings as $key => $font ) { |
| 230 |
if ( ! isset( $font['selector'] ) ) { |
| 231 |
continue; |
| 232 |
} |
| 233 |
|
| 234 |
$font['selector'] = apply_filters( 'customify_font_css_selector', $font['selector'], $font ); |
| 235 |
|
| 236 |
if ( empty( $font['selector'] ) || empty( $font['value'] ) ) { |
| 237 |
continue; |
| 238 |
} |
| 239 |
|
| 240 |
$value = $this->maybe_decode_value( $font['value'] ); |
| 241 |
|
| 242 |
if ( $value === null ) { |
| 243 |
$value = $local_plugin->get_font_defaults_value( $font['value'] ); |
| 244 |
} |
| 245 |
|
| 246 |
// shim the old case when the default was only the font name |
| 247 |
if ( is_string( $value ) && ! empty( $value ) ) { |
| 248 |
$value = array( 'font_family' => $value ); |
| 249 |
} |
| 250 |
|
| 251 |
// Handle special logic for when the $value array is not an associative array |
| 252 |
if ( ! $local_plugin->is_assoc( $value ) ) { |
| 253 |
$value = $local_plugin->standardize_non_associative_font_default( $value ); |
| 254 |
} |
| 255 |
|
| 256 |
$this->output_font_style( $key, $font, $value, $editor ); |
| 257 |
} |
| 258 |
|
| 259 |
// in customizer the CSS is printed per option, in front-end we need to print them in bulk |
| 260 |
if ( ! isset( $GLOBALS['wp_customize'] ) ) { ?> |
| 261 |
<style id="customify_fonts_output"> |
| 262 |
<?php echo join( "\n", $this->customify_CSS_output ); ?> |
| 263 |
</style><?php |
| 264 |
return; |
| 265 |
} |
| 266 |
} |
| 267 |
|
| 268 |
function display_webfont_script( $args ) { ?> |
| 269 |
<script type="text/javascript"> |
| 270 |
var customify_font_loader = function () { |
| 271 |
var webfontargs = { |
| 272 |
classes: false, |
| 273 |
events: false |
| 274 |
}; |
| 275 |
<?php if ( ! empty( $args['google_families'] ) ) { ?> |
| 276 |
webfontargs.google = {families: [<?php echo( rtrim( $args['google_families'], ',' ) ); ?>]}; |
| 277 |
<?php } |
| 278 |
if ( ! empty( $args['local_families'] ) && ! empty( $args['local_srcs'] ) ) { ?> |
| 279 |
webfontargs.custom = { |
| 280 |
families: [<?php echo( rtrim( $args['local_families'], ',' ) ); ?>], |
| 281 |
urls: [<?php echo rtrim( $args['local_srcs'], ',' ) ?>] |
| 282 |
}; |
| 283 |
<?php } ?> |
| 284 |
WebFont.load(webfontargs); |
| 285 |
}; |
| 286 |
|
| 287 |
if (typeof WebFont !== 'undefined') { <?php // if there is a WebFont object, use it ?> |
| 288 |
customify_font_loader(); |
| 289 |
} else { <?php // basically when we don't have the WebFont object we create the google script dynamically ?> |
| 290 |
var tk = document.createElement('script'); |
| 291 |
tk.src = '//ajax.googleapis.com/ajax/libs/webfont/1/webfont.js'; |
| 292 |
tk.type = 'text/javascript'; |
| 293 |
|
| 294 |
tk.onload = tk.onreadystatechange = function () { |
| 295 |
customify_font_loader(); |
| 296 |
}; |
| 297 |
var s = document.getElementsByTagName('script')[0]; |
| 298 |
s.parentNode.insertBefore(tk, s); |
| 299 |
} |
| 300 |
</script> |
| 301 |
<?php |
| 302 |
} |
| 303 |
|
| 304 |
function output_font_style( $field, $font, $value, $editor ) { |
| 305 |
|
| 306 |
$value = $this->validate_font_values( $value ); |
| 307 |
// some sanitizing |
| 308 |
$load_all_weights = false; |
| 309 |
if ( isset( $font['load_all_weights'] ) && $font['load_all_weights'] == 'true' ) { |
| 310 |
$load_all_weights = true; |
| 311 |
} |
| 312 |
$selected_variant = ''; |
| 313 |
if ( ! empty( $value['selected_variants'] ) ) { |
| 314 |
if ( is_array( $value['selected_variants'] ) ) { |
| 315 |
$selected_variant = $value['selected_variants'][0]; |
| 316 |
} else { |
| 317 |
$selected_variant = $value['selected_variants']; |
| 318 |
} |
| 319 |
} |
| 320 |
|
| 321 |
ob_start(); |
| 322 |
|
| 323 |
if ( isset( $font['callback'] ) && function_exists( $font['callback'] ) ) { |
| 324 |
$output = call_user_func( $font['callback'], $value, $font ); |
| 325 |
echo $output; |
| 326 |
} elseif ( isset( $font['selector'] ) ) { |
| 327 |
echo $font['selector'] . " {" . PHP_EOL; |
| 328 |
|
| 329 |
// First handle the case where we have the font-family in the selected variant (usually this means a custom font from our Fonto plugin) |
| 330 |
if ( ! empty( $selected_variant ) && is_array( $selected_variant ) && ! empty( $selected_variant['font-family'] ) ) { |
| 331 |
//the variant's font-family |
| 332 |
$this->display_property( 'font-family', $selected_variant['font-family'] ); |
| 333 |
|
| 334 |
if ( ! $load_all_weights ) { |
| 335 |
// if this is a custom font (like from our plugin Fonto) with individual styles & weights - i.e. the font-family says it all |
| 336 |
// we need to "force" the font-weight and font-style |
| 337 |
if ( ! empty( $value['type'] ) && 'custom_individual' == $value['type'] ) { |
| 338 |
$selected_variant['font-weight'] = '400 !important'; |
| 339 |
$selected_variant['font-style'] = 'normal !important'; |
| 340 |
} |
| 341 |
|
| 342 |
$italic_font = false; |
| 343 |
|
| 344 |
// output the font weight, if available |
| 345 |
if ( ! empty( $selected_variant['font-weight'] ) ) { |
| 346 |
echo ": " . $selected_variant['font-weight'] . ";\n"; |
| 347 |
$italic_font = $this->display_weight_property( $selected_variant['font-weight'] ); |
| 348 |
} |
| 349 |
|
| 350 |
// output the font style, if available and if it wasn't displayed already |
| 351 |
if ( ! $italic_font && ! empty( $selected_variant['font-style'] ) ) { |
| 352 |
$this->display_property( 'font-style', $selected_variant['font-style'] ); |
| 353 |
} |
| 354 |
} |
| 355 |
|
| 356 |
} elseif ( isset( $value['font_family'] ) ) { |
| 357 |
// the selected font family |
| 358 |
$this->display_property( 'font-family', $value['font_family'] ); |
| 359 |
|
| 360 |
if ( ! empty( $selected_variant ) && ! $load_all_weights ) { |
| 361 |
$weight_and_style = strtolower( $selected_variant ); |
| 362 |
$italic_font = false; |
| 363 |
|
| 364 |
//determine if this is an italic font (the $weight_and_style is usually like '400' or '400italic' ) |
| 365 |
if ( ! empty( $weight_and_style ) ) { |
| 366 |
//a little bit of sanity check - in case it's not a number |
| 367 |
if( $weight_and_style === 'regular' ) { |
| 368 |
$weight_and_style = 'normal'; |
| 369 |
} |
| 370 |
$italic_font = $this->display_weight_property( $weight_and_style ); |
| 371 |
} |
| 372 |
|
| 373 |
// output the font style, if available |
| 374 |
if ( ! $italic_font && ! empty( $selected_variant['font-style'] ) ) { |
| 375 |
$this->display_property( 'font-style', $selected_variant['font-style'] ); |
| 376 |
} |
| 377 |
} |
| 378 |
} else if ( isset( $value['font-family'] ) ) { |
| 379 |
$this->display_property( 'font-family', $value['font-family'] ); |
| 380 |
} |
| 381 |
|
| 382 |
if ( ! empty( $value['font_weight'] ) ) { |
| 383 |
$italic_font = $this->display_weight_property( $value['font_weight'] ); |
| 384 |
} |
| 385 |
|
| 386 |
if ( ! empty( $value['font_size'] ) ) { |
| 387 |
// If the value already contains a unit, go with that. |
| 388 |
// We also handle receiving the value in a standardized format ( array with 'value' and 'unit'). |
| 389 |
$font_size = $value['font_size']; |
| 390 |
$unit = ''; |
| 391 |
if ( is_numeric( $value['font_size'] ) ) { |
| 392 |
$unit = $this->get_field_unit( $font, 'font-size' ); |
| 393 |
} elseif ( is_array( $value['font_size'] ) ) { |
| 394 |
if ( isset( $value['font_size']['unit'] ) ) { |
| 395 |
$unit = $value['font_size']['unit']; |
| 396 |
} |
| 397 |
|
| 398 |
if ( isset( $value['font_size']['value'] ) ) { |
| 399 |
$font_size = $value['font_size']['value']; |
| 400 |
} |
| 401 |
} |
| 402 |
|
| 403 |
if ( isset( $value['font_size']['unit'] ) && $value['font_size']['unit'] == 'em' && $value['font_size']['value'] >= 9 ) { |
| 404 |
$value['font_size']['unit'] = 'px'; |
| 405 |
} |
| 406 |
|
| 407 |
$this->display_property( 'font-size', $font_size, $unit ); |
| 408 |
} |
| 409 |
|
| 410 |
if ( isset( $value['line_height'] ) ) { |
| 411 |
// If the value already contains a unit, go with that. |
| 412 |
// We also handle receiving the value in a standardized format ( array with 'value' and 'unit'). |
| 413 |
$line_height = $value['line_height']; |
| 414 |
$unit = ''; |
| 415 |
if ( is_numeric( $value['line_height'] ) ) { |
| 416 |
$unit = $this->get_field_unit( $font, 'line-height' ); |
| 417 |
} elseif ( is_array( $value['line_height'] ) ) { |
| 418 |
if ( isset( $value['line_height']['unit'] ) ) { |
| 419 |
$unit = $value['line_height']['unit']; |
| 420 |
} |
| 421 |
|
| 422 |
if ( isset( $value['line_height']['value'] ) ) { |
| 423 |
$line_height = $value['line_height']['value']; |
| 424 |
} |
| 425 |
} |
| 426 |
|
| 427 |
$this->display_property( 'line-height', $line_height, $unit ); |
| 428 |
} |
| 429 |
|
| 430 |
if ( isset( $value['letter_spacing'] ) ) { |
| 431 |
// If the value already contains a unit, go with that. |
| 432 |
// We also handle receiving the value in a standardized format ( array with 'value' and 'unit'). |
| 433 |
$letter_spacing = $value['letter_spacing']; |
| 434 |
$unit = ''; |
| 435 |
if ( is_numeric( $value['letter_spacing'] ) ) { |
| 436 |
$unit = $this->get_field_unit( $font, 'letter-spacing' ); |
| 437 |
} elseif ( is_array( $value['letter_spacing'] ) ) { |
| 438 |
if ( isset( $value['letter_spacing']['unit'] ) ) { |
| 439 |
$unit = $value['letter_spacing']['unit']; |
| 440 |
} |
| 441 |
|
| 442 |
if ( isset( $value['letter_spacing']['value'] ) ) { |
| 443 |
$letter_spacing = $value['letter_spacing']['value']; |
| 444 |
} |
| 445 |
} |
| 446 |
|
| 447 |
$this->display_property( 'letter-spacing', $letter_spacing, $unit ); |
| 448 |
} |
| 449 |
|
| 450 |
if ( ! empty( $value['text_align'] ) ) { |
| 451 |
$this->display_property( 'text-align', $value['text_align'] ); |
| 452 |
} |
| 453 |
|
| 454 |
if ( ! empty( $value['text_transform'] ) ) { |
| 455 |
$this->display_property( 'text-transform', $value['text_transform'] ); |
| 456 |
} |
| 457 |
|
| 458 |
if ( ! empty( $value['text_decoration'] ) ) { |
| 459 |
$this->display_property( 'text-decoration', $value['text_decoration'] ); |
| 460 |
} |
| 461 |
echo "}\n"; |
| 462 |
} |
| 463 |
|
| 464 |
$CSS = ob_get_clean(); |
| 465 |
|
| 466 |
if ( isset( $GLOBALS['wp_customize'] ) ) { ?> |
| 467 |
<style id="customify_font_output_for_<?php echo sanitize_html_class( $field ); ?>"> |
| 468 |
<?php echo $CSS ?> |
| 469 |
</style><?php |
| 470 |
return; |
| 471 |
} else { |
| 472 |
$this->customify_CSS_output[] = $CSS; |
| 473 |
} |
| 474 |
} |
| 475 |
|
| 476 |
function get_field_unit( $font, $field ) { |
| 477 |
|
| 478 |
if ( empty( $font ) || empty( $font['fields'] ) || empty( $font['fields'][ $field ] ) ) { |
| 479 |
return 'px'; |
| 480 |
} |
| 481 |
|
| 482 |
if ( isset( $font['fields'][ $field ]['unit'] ) ) { |
| 483 |
return $font['fields'][ $field ]['unit']; |
| 484 |
} |
| 485 |
|
| 486 |
if ( isset( $font['fields'][ $field ][3] ) ) { |
| 487 |
return $font['fields'][ $field ][3]; |
| 488 |
} |
| 489 |
|
| 490 |
return 'px'; |
| 491 |
} |
| 492 |
|
| 493 |
function validate_font_values( $values ) { |
| 494 |
|
| 495 |
if ( empty( $values ) ) { |
| 496 |
return array(); |
| 497 |
} |
| 498 |
|
| 499 |
foreach ( $values as $key => $value ) { |
| 500 |
|
| 501 |
if ( strpos( $key, '-' ) !== false ) { |
| 502 |
$new_key = str_replace( '-', '_', $key ); |
| 503 |
|
| 504 |
$values[ $new_key ] = $value; |
| 505 |
|
| 506 |
unset( $values[ $key ] ); |
| 507 |
} |
| 508 |
} |
| 509 |
|
| 510 |
return $values; |
| 511 |
} |
| 512 |
|
| 513 |
function display_selector( $selector ) { |
| 514 |
|
| 515 |
} |
| 516 |
|
| 517 |
function display_property( $property, $value, $unit = '' ) { |
| 518 |
echo $property . ": " . $value . $unit . ";\n"; |
| 519 |
} |
| 520 |
|
| 521 |
// well weight sometimes comes from google as 600italic which in CSS syntax should come in two separate properties |
| 522 |
function display_weight_property( $value ) { |
| 523 |
$has_style = false; |
| 524 |
|
| 525 |
if ( strpos( $value, 'italic' ) !== false ) { |
| 526 |
|
| 527 |
$value = str_replace( 'italic', '', $value ); |
| 528 |
echo 'font-weight' . ": " . $value . ";\n"; |
| 529 |
echo 'font-style' . ": italic;\n"; |
| 530 |
$has_style = true; |
| 531 |
} else { |
| 532 |
echo 'font-weight' . ": " . $value . ";\n"; |
| 533 |
} |
| 534 |
|
| 535 |
|
| 536 |
return $has_style; |
| 537 |
} |
| 538 |
|
| 539 |
/** |
| 540 |
* Main Customify_Font_Selector Instance |
| 541 |
* |
| 542 |
* Ensures only one instance of Customify_Font_Selector is loaded or can be loaded. |
| 543 |
* |
| 544 |
* @since 1.0.0 |
| 545 |
* @static |
| 546 |
* |
| 547 |
* @return Customify_Font_Selector Main Customify_Font_Selector instance |
| 548 |
*/ |
| 549 |
public static function instance() { |
| 550 |
|
| 551 |
if ( is_null( self::$_instance ) ) { |
| 552 |
self::$_instance = new self(); |
| 553 |
} |
| 554 |
return self::$_instance; |
| 555 |
} // End instance () |
| 556 |
|
| 557 |
/** |
| 558 |
* Cloning is forbidden. |
| 559 |
* |
| 560 |
* @since 1.0.0 |
| 561 |
*/ |
| 562 |
public function __clone() { |
| 563 |
|
| 564 |
_doing_it_wrong( __FUNCTION__,esc_html( __( 'Cheatin’ huh?' ) ), '' ); |
| 565 |
} // End __clone () |
| 566 |
|
| 567 |
/** |
| 568 |
* Unserializing instances of this class is forbidden. |
| 569 |
* |
| 570 |
* @since 1.0.0 |
| 571 |
*/ |
| 572 |
public function __wakeup() { |
| 573 |
|
| 574 |
_doing_it_wrong( __FUNCTION__, esc_html( __( 'Cheatin’ huh?' ) ), '' ); |
| 575 |
} // End __wakeup () |
| 576 |
} |
| 577 |
|
