| 1 |
// This is for the Customizer Font control |
| 2 |
let CustomifyFontSelectFields = (function ($, exports, wp) { |
| 3 |
const |
| 4 |
wrapperSelector = '.font-options__wrapper', |
| 5 |
valueHolderSelector = '.customify_font_values', |
| 6 |
fontFamilySelector = '.customify_font_family', |
| 7 |
fontWeightSelector = '.customify_font_weight', |
| 8 |
fontSubsetsSelector = '.customify_font_subsets', |
| 9 |
selectPlaceholder = 'Select a font family', |
| 10 |
weightPlaceholder = 'Select a font weight', |
| 11 |
subsetPlaceholder = 'Extra Subsets' |
| 12 |
|
| 13 |
// We will use this to remember that we are self-updating the field from the subfields. |
| 14 |
// We will save this info for each setting ID. |
| 15 |
var updatingValue = {}, |
| 16 |
loadingValue = {} |
| 17 |
|
| 18 |
function init () { |
| 19 |
let $fontFamilyFields = $(fontFamilySelector) |
| 20 |
|
| 21 |
// Add the Google Fonts opts to each control. |
| 22 |
if ( typeof wp.customize.settings['google_fonts_opts'] !== "undefined" ) { |
| 23 |
$fontFamilyFields.each(function (i, el) { |
| 24 |
let google_opts_placeholder = $(el).find('.google-fonts-opts-placeholder').first(); |
| 25 |
if ( google_opts_placeholder ) { |
| 26 |
// Replace the placeholder with the HTML for the Google fonts select options. |
| 27 |
google_opts_placeholder.replaceWith( wp.customize.settings['google_fonts_opts'] ); |
| 28 |
|
| 29 |
// The active font family might be a Google font so we need to set the current value after we've added the options. |
| 30 |
let active_font_family = $(el).data('active_font_family'); |
| 31 |
if ( typeof active_font_family !== "undefined" ) { |
| 32 |
$(el).val(active_font_family); |
| 33 |
} |
| 34 |
} |
| 35 |
}) |
| 36 |
} |
| 37 |
|
| 38 |
$fontFamilyFields.select2({ |
| 39 |
placeholder: selectPlaceholder |
| 40 |
}).on('change', function (e) { |
| 41 |
let new_option = $(e.target).find('option:selected'), |
| 42 |
wrapper = $(e.target).closest(wrapperSelector) |
| 43 |
|
| 44 |
// Update the weight subfield with the new options given by the selected font family. |
| 45 |
updateWeightField(new_option, wrapper) |
| 46 |
|
| 47 |
// Update the subset subfield with the new options given by the selected font family. |
| 48 |
updateSubsetField(new_option, wrapper) |
| 49 |
|
| 50 |
// Serialize subfield values and refresh the fonts in the preview window. |
| 51 |
selfUpdateValue(wrapper) |
| 52 |
}); |
| 53 |
|
| 54 |
// Initialize the select2 field for the font family |
| 55 |
$fontFamilyFields.on( 'change', function( e ) { |
| 56 |
let new_option = $( e.target ).find( 'option:selected' ), |
| 57 |
wrapper = $( e.target ).closest( wrapperSelector ) |
| 58 |
|
| 59 |
// Update the weight subfield with the new options given by the selected font family. |
| 60 |
updateWeightField( new_option, wrapper ); |
| 61 |
|
| 62 |
// Update the subset subfield with the new options given by the selected font family. |
| 63 |
updateSubsetField( new_option, wrapper ); |
| 64 |
|
| 65 |
// Serialize subfield values and refresh the fonts in the preview window. |
| 66 |
selfUpdateValue( wrapper ); |
| 67 |
} ); |
| 68 |
|
| 69 |
// Initialize the select2 field for the font weight |
| 70 |
$(fontWeightSelector).each(function (i, el) { |
| 71 |
|
| 72 |
let select2_args = { |
| 73 |
theme: 'classic', |
| 74 |
placeholder: weightPlaceholder, |
| 75 |
minimumResultsForSearch: 10, |
| 76 |
} |
| 77 |
|
| 78 |
// all this fuss is for the case when the font doesn't come with variants from PHP, like a theme_font |
| 79 |
if (this.options.length === 0) { |
| 80 |
let wrapper = $(el).closest(wrapperSelector), |
| 81 |
font = wrapper.find(fontFamilySelector), |
| 82 |
option = font[0].options[font[0].selectedIndex], |
| 83 |
variants = maybeJsonParse($(option).data('variants')), |
| 84 |
data = [], |
| 85 |
selected_variants = $(el).data('default') || null |
| 86 |
|
| 87 |
if (typeof variants === 'undefined') { |
| 88 |
$(this).hide() |
| 89 |
return |
| 90 |
} |
| 91 |
|
| 92 |
$.each(variants, function (index, weight) { |
| 93 |
let this_value = { |
| 94 |
id: weight, |
| 95 |
text: weight |
| 96 |
} |
| 97 |
|
| 98 |
// @todo We actually do not support multiple selected variants. Maybe we should? Right now we don't use multiple selections. |
| 99 |
if (selected_variants !== null && weight == selected_variants) { |
| 100 |
this_value.selected = true |
| 101 |
} |
| 102 |
|
| 103 |
data.push(this_value) |
| 104 |
}) |
| 105 |
|
| 106 |
if (data !== []) { |
| 107 |
select2_args.data = data |
| 108 |
} |
| 109 |
} |
| 110 |
|
| 111 |
$(this).select2( |
| 112 |
select2_args |
| 113 |
).on('change', function (e) { |
| 114 |
let wrapper = $(e.target).closest(wrapperSelector) |
| 115 |
|
| 116 |
// Serialize subfield values and refresh the fonts in the preview window. |
| 117 |
selfUpdateValue(wrapper) |
| 118 |
}) |
| 119 |
}) |
| 120 |
|
| 121 |
// Initialize the select2 field for the font subsets |
| 122 |
$(fontSubsetsSelector) |
| 123 |
.select2({ |
| 124 |
placeholder: subsetPlaceholder, |
| 125 |
theme: 'classic', |
| 126 |
minimumResultsForSearch: 10, |
| 127 |
}) |
| 128 |
.on('change', function (e) { |
| 129 |
let wrapper = $(e.target).closest(wrapperSelector) |
| 130 |
|
| 131 |
// Serialize subfield values and refresh the fonts in the preview window. |
| 132 |
selfUpdateValue(wrapper) |
| 133 |
}) |
| 134 |
|
| 135 |
let rangers = $fontFamilyFields.parents(wrapperSelector).find('input[type=range]'), |
| 136 |
selects = $fontFamilyFields.parents(wrapperSelector).find('select').not('select[class*=\' select2\'],select[class^=\'select2\']') |
| 137 |
|
| 138 |
// Initialize the all the regular selects in the font controls |
| 139 |
if (selects.length > 0) { |
| 140 |
selects.on('change', function (e) { |
| 141 |
let wrapper = $(e.target).closest(wrapperSelector) |
| 142 |
|
| 143 |
// Serialize subfield values and refresh the fonts in the preview window. |
| 144 |
selfUpdateValue(wrapper) |
| 145 |
}) |
| 146 |
} |
| 147 |
|
| 148 |
// Initialize the all the range fields in the font controls |
| 149 |
if (rangers.length > 0) { |
| 150 |
rangers.on('change', function (e) { |
| 151 |
let wrapper = $(e.target).closest(wrapperSelector) |
| 152 |
|
| 153 |
// Serialize subfield values and refresh the fonts in the preview window. |
| 154 |
selfUpdateValue(wrapper) |
| 155 |
|
| 156 |
wp.customize.previewer.send('font-changed') |
| 157 |
}) |
| 158 |
} |
| 159 |
|
| 160 |
// When the previewer window is ready, render the fonts |
| 161 |
var self = this |
| 162 |
wp.customize.previewer.bind('ready', function () { |
| 163 |
self.renderFonts() |
| 164 |
}) |
| 165 |
|
| 166 |
// Handle the reverse value direction, when the customize setting is updated and the subfields need to update their values. |
| 167 |
$fontFamilyFields.each(function (i, el) { |
| 168 |
let wrapper = $(el).closest(wrapperSelector), |
| 169 |
value_holder = wrapper.children(valueHolderSelector), |
| 170 |
setting_id = $(value_holder).data('customize-setting-link'), |
| 171 |
setting = wp.customize(setting_id) |
| 172 |
|
| 173 |
setting.bind(function (newValue, oldValue) { |
| 174 |
if (!updatingValue[this.id]) { |
| 175 |
value_holder.val(newValue) |
| 176 |
|
| 177 |
loadFontValue(wrapper) |
| 178 |
} |
| 179 |
}) |
| 180 |
}) |
| 181 |
} |
| 182 |
|
| 183 |
/** |
| 184 |
* This function updates the data in font weight selector from the given <option> element |
| 185 |
* |
| 186 |
* @param option |
| 187 |
* @param wraper |
| 188 |
*/ |
| 189 |
function updateWeightField (option, wraper) { |
| 190 |
let variants = $(option).data('variants'), |
| 191 |
font_weights = wraper.find(fontWeightSelector), |
| 192 |
selected_variant = font_weights.val() ? font_weights.val() : font_weights.data('default'), |
| 193 |
new_variants = [], |
| 194 |
id = wraper.find(valueHolderSelector).data('customizeSettingLink') |
| 195 |
|
| 196 |
variants = maybeJsonParse(variants) |
| 197 |
|
| 198 |
if (customify_settings.settings[id].load_all_weights || typeof variants === 'undefined' || Object.keys(variants).length < 2 || font_weights.data('disabled') !== undefined) { |
| 199 |
font_weights.parent().hide() |
| 200 |
} else { |
| 201 |
font_weights.parent().show() |
| 202 |
} |
| 203 |
|
| 204 |
// we need to turn the data array into a specific form like [{id:"id", text:"Text"}] |
| 205 |
$.each(variants, function (index, variant) { |
| 206 |
new_variants[index] = { |
| 207 |
'id': variant, |
| 208 |
'text': variant |
| 209 |
} |
| 210 |
|
| 211 |
if (selected_variant == variant) { |
| 212 |
new_variants[index].selected = true |
| 213 |
} |
| 214 |
}) |
| 215 |
|
| 216 |
// We need to clear the old select2 field and reinitialize it. |
| 217 |
$(font_weights).select2().empty() |
| 218 |
$(font_weights).select2({ |
| 219 |
theme: 'classic', |
| 220 |
data: new_variants, |
| 221 |
minimumResultsForSearch: 10, |
| 222 |
}).on('change', function (e) { |
| 223 |
let wrapper = $(e.target).closest(wrapperSelector) |
| 224 |
|
| 225 |
// Serialize subfield values and refresh the fonts in the preview window. |
| 226 |
selfUpdateValue(wrapper) |
| 227 |
}) |
| 228 |
} |
| 229 |
|
| 230 |
/** |
| 231 |
* This function updates the data in font subset selector from the given <option> element |
| 232 |
* @param option |
| 233 |
* @param wraper |
| 234 |
*/ |
| 235 |
function updateSubsetField (option, wraper) { |
| 236 |
let subsets = $(option).data('subsets'), |
| 237 |
font_subsets = wraper.find(fontSubsetsSelector), |
| 238 |
new_subsets = [], |
| 239 |
type = $(option).data('type') |
| 240 |
|
| 241 |
if (type !== 'google') { |
| 242 |
font_subsets.parent().hide() |
| 243 |
return |
| 244 |
} |
| 245 |
|
| 246 |
let current_value = wraper.children(valueHolderSelector).val() |
| 247 |
|
| 248 |
current_value = maybeJsonParse(current_value) |
| 249 |
if (_.isUndefined(current_value.selected_subsets)) { |
| 250 |
return |
| 251 |
} |
| 252 |
current_value = current_value.selected_subsets |
| 253 |
|
| 254 |
subsets = maybeJsonParse(subsets) |
| 255 |
|
| 256 |
if (typeof subsets !== 'undefined' && Object.keys(subsets).length < 2 || font_subsets.data('disabled') !== undefined) { |
| 257 |
font_subsets.parent().hide() |
| 258 |
} else { |
| 259 |
font_subsets.parent().show() |
| 260 |
} |
| 261 |
|
| 262 |
// we need to turn the data array into a specific form like [{id:"id", text:"Text"}] |
| 263 |
$.each(subsets, function (index, subset) { |
| 264 |
new_subsets[index] = { |
| 265 |
'id': subset, |
| 266 |
'text': subset |
| 267 |
} |
| 268 |
|
| 269 |
// current_subsets |
| 270 |
if ( typeof current_value !== 'undefined' && current_value !== null ) { |
| 271 |
if ( ! Array.isArray( current_value ) ) { |
| 272 |
current_value = Object.keys( current_value ).map( function( key ) { |
| 273 |
return current_value[ key ]; |
| 274 |
} ); |
| 275 |
} |
| 276 |
if ( current_value.indexOf(subset) !== -1) { |
| 277 |
new_subsets[index].selected = true |
| 278 |
} |
| 279 |
} |
| 280 |
}); |
| 281 |
|
| 282 |
// We need to clear the old select2 field and reinitialize it. |
| 283 |
$(font_subsets).select2().empty() |
| 284 |
$(font_subsets).select2({ |
| 285 |
data: new_subsets |
| 286 |
}).on('change', function (e) { |
| 287 |
let wrapper = $(e.target).closest(wrapperSelector) |
| 288 |
|
| 289 |
// Serialize subfield values and refresh the fonts in the preview window. |
| 290 |
selfUpdateValue(wrapper) |
| 291 |
}) |
| 292 |
} |
| 293 |
|
| 294 |
function getValue (wrapper) { |
| 295 |
let value_holder = wrapper.children(valueHolderSelector) |
| 296 |
|
| 297 |
if (value_holder.length) { |
| 298 |
return maybeJsonParse(value_holder.val()) |
| 299 |
} |
| 300 |
|
| 301 |
return [] |
| 302 |
} |
| 303 |
|
| 304 |
function updateValue (wrapper, value) { |
| 305 |
let value_holder = wrapper.children(valueHolderSelector), |
| 306 |
setting_id = $(value_holder).data('customize-setting-link'), |
| 307 |
setting = wp.customize(setting_id) |
| 308 |
|
| 309 |
if (!value_holder.length) { |
| 310 |
return |
| 311 |
} |
| 312 |
|
| 313 |
if (_.isArrayLikeObject(value)) { |
| 314 |
value = encodeValues(value) |
| 315 |
} |
| 316 |
|
| 317 |
// Set the serialized value in the hidden field. |
| 318 |
value_holder.val(value) |
| 319 |
// Update also the Customizer setting value. |
| 320 |
setting.set(value) |
| 321 |
} |
| 322 |
|
| 323 |
/** |
| 324 |
* This function is a custom value serializer for our entire font field |
| 325 |
* It collects values and saves them (encoded) into the `.customify_font_values` input's value |
| 326 |
*/ |
| 327 |
function selfUpdateValue (wrapper) { |
| 328 |
let options_list = $(wrapper).find('.font-options__options-list'), |
| 329 |
inputs = options_list.find('[data-field]'), |
| 330 |
value_holder = wrapper.children(valueHolderSelector), |
| 331 |
setting_id = $(value_holder).data('customize-setting-link'), |
| 332 |
setting = wp.customize(setting_id), |
| 333 |
newFontData = {} |
| 334 |
|
| 335 |
// If we are already self-updating this and we haven't finished, we need to stop here to prevent infinite loops |
| 336 |
// This call might have come from a subfield detecting the change the triggering a further update_font_value() |
| 337 |
if (true === updatingValue[setting_id]) { |
| 338 |
return |
| 339 |
} |
| 340 |
|
| 341 |
// If we are loading this setting value and haven't finished, there is no point in updating it as this would cause infinite loops. |
| 342 |
if (true === loadingValue[setting_id]) { |
| 343 |
return |
| 344 |
} |
| 345 |
|
| 346 |
// Mark the fact that we are self-updating the field value |
| 347 |
updatingValue[setting_id] = true |
| 348 |
|
| 349 |
inputs.each(function (key, el) { |
| 350 |
let field = $(el).data('field'), |
| 351 |
value = $(el).val() |
| 352 |
|
| 353 |
if ('font_family' === field) { |
| 354 |
// the font family also holds the type |
| 355 |
let selected_opt = $(el.options[el.selectedIndex]), |
| 356 |
type = selected_opt.data('type'), |
| 357 |
subsets = selected_opt.data('subsets'), |
| 358 |
variants = selected_opt.data('variants') |
| 359 |
|
| 360 |
if (!_.isUndefined(type)) { |
| 361 |
newFontData['type'] = type |
| 362 |
if (type === 'theme_font') { |
| 363 |
newFontData['src'] = selected_opt.data('src') |
| 364 |
} |
| 365 |
} |
| 366 |
|
| 367 |
if (!_.isUndefined(variants)) { |
| 368 |
newFontData['variants'] = maybeJsonParse(variants) |
| 369 |
} |
| 370 |
|
| 371 |
if (!_.isUndefined(subsets)) { |
| 372 |
newFontData['subsets'] = maybeJsonParse(subsets) |
| 373 |
} |
| 374 |
} |
| 375 |
|
| 376 |
if (!_.isUndefined(field) && !_.isUndefined(value) && !_.isNull(value) && value !== '') { |
| 377 |
newFontData[field] = value |
| 378 |
} |
| 379 |
}) |
| 380 |
|
| 381 |
// Serialize the newly gathered font data |
| 382 |
let serializedNewFontData = encodeValues(newFontData) |
| 383 |
// Set the serialized value in the hidden field. |
| 384 |
value_holder.val(serializedNewFontData) |
| 385 |
// Update also the Customizer setting value. |
| 386 |
setting.set(serializedNewFontData) |
| 387 |
|
| 388 |
// Finished with the field value self-updating. |
| 389 |
updatingValue[setting_id] = false |
| 390 |
|
| 391 |
return newFontData |
| 392 |
} |
| 393 |
|
| 394 |
/** |
| 395 |
* This function is a reverse of update_font_value(), initializing the entire font field controls based on the value stored in the hidden input. |
| 396 |
*/ |
| 397 |
function loadFontValue (wrapper) { |
| 398 |
let options_list = $(wrapper).find('.font-options__options-list'), |
| 399 |
inputs = options_list.find('[data-field]'), |
| 400 |
value_holder = wrapper.children(valueHolderSelector), |
| 401 |
value = maybeJsonParse(value_holder.val()), |
| 402 |
setting_id = $(value_holder).data('customize-setting-link') |
| 403 |
|
| 404 |
// If we are already loading this setting value and haven't finished, there is no point in starting again. |
| 405 |
if (true === loadingValue[setting_id]) { |
| 406 |
return |
| 407 |
} |
| 408 |
|
| 409 |
// Mark the fact that we are loading the field value |
| 410 |
loadingValue[setting_id] = true |
| 411 |
|
| 412 |
inputs.each(function (key, el) { |
| 413 |
let field = $(el).data('field') |
| 414 |
|
| 415 |
// In the case of select2, only the original selects have the data field, thus excluding select2 created select DOM elements |
| 416 |
if (typeof field !== 'undefined' && field !== '' && typeof value[field] !== 'undefined') { |
| 417 |
// If the value contains also the unit (it is not a number) we need to split it and change the subfield accordingly. |
| 418 |
let cleanValue = value[field], |
| 419 |
unit = '' |
| 420 |
// We will do this only for numerical fields. |
| 421 |
if (_.contains(['letter_spacing', 'line_height', 'font_size'], field) && isNaN(cleanValue)) { |
| 422 |
// If we have a standardized value field (as array), use that. |
| 423 |
if (typeof cleanValue.value !== 'undefined') { |
| 424 |
if (typeof cleanValue.unit !== 'undefined') { |
| 425 |
unit = cleanValue.unit |
| 426 |
} |
| 427 |
|
| 428 |
cleanValue = cleanValue.value |
| 429 |
} else { |
| 430 |
// Treat the case when the value is a string. |
| 431 |
let matches = cleanValue.match(/^([\d.\-+]+)(.+)/i) |
| 432 |
if (matches !== null && typeof matches[1] !== 'undefined') { |
| 433 |
cleanValue = matches[1] |
| 434 |
unit = matches[2] |
| 435 |
} |
| 436 |
} |
| 437 |
} |
| 438 |
|
| 439 |
if (unit !== '') { |
| 440 |
$(el).attr('unit', unit) |
| 441 |
} |
| 442 |
|
| 443 |
// If this field has a min/max attribute we need to make sure that those attributes allow for the value we are trying to impose. |
| 444 |
// But only for numerical values. |
| 445 |
if (!isNaN(cleanValue)) { |
| 446 |
if ($(el).attr('min') && $(el).attr('min') > cleanValue) { |
| 447 |
$(el).attr('min', cleanValue) |
| 448 |
} |
| 449 |
if ($(el).attr('max') && $(el).attr('max') < cleanValue) { |
| 450 |
$(el).attr('max', cleanValue) |
| 451 |
} |
| 452 |
} |
| 453 |
|
| 454 |
$(el).val(cleanValue).trigger('change') |
| 455 |
} |
| 456 |
}) |
| 457 |
|
| 458 |
// Finished with the field value loading. |
| 459 |
loadingValue[setting_id] = false |
| 460 |
} |
| 461 |
|
| 462 |
const maybeJsonParse = function (value) { |
| 463 |
let parsed |
| 464 |
|
| 465 |
//try and parse it, with decodeURIComponent |
| 466 |
try { |
| 467 |
parsed = JSON.parse(decodeURIComponent(value)) |
| 468 |
} catch (e) { |
| 469 |
|
| 470 |
// in case of an error, treat is as a string |
| 471 |
parsed = value |
| 472 |
} |
| 473 |
|
| 474 |
return parsed |
| 475 |
} |
| 476 |
|
| 477 |
const encodeValues = function (obj) { |
| 478 |
return encodeURIComponent(JSON.stringify(obj)) |
| 479 |
} |
| 480 |
|
| 481 |
const renderFonts = function () { |
| 482 |
$( '.customify_font_family' ).select2({ |
| 483 |
theme: 'classic', |
| 484 |
minimumResultsForSearch: 10, |
| 485 |
}).trigger( 'change' ); |
| 486 |
} |
| 487 |
|
| 488 |
return { |
| 489 |
renderFonts: renderFonts, |
| 490 |
init: init, |
| 491 |
getValue: getValue, |
| 492 |
updateValue: updateValue, |
| 493 |
selfUpdateValue: selfUpdateValue, |
| 494 |
encodeValues: encodeValues, |
| 495 |
} |
| 496 |
})(jQuery, window, wp) |
| 497 |
|
