| 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 |
// Initialize the select2 field for the font family |
| 22 |
$fontFamilyFields.select2( { |
| 23 |
placeholder: selectPlaceholder |
| 24 |
} ).on( 'change', function( e ) { |
| 25 |
let new_option = $( e.target ).find( 'option:selected' ), |
| 26 |
wrapper = $( e.target ).closest( wrapperSelector ); |
| 27 |
|
| 28 |
// Update the weight subfield with the new options given by the selected font family. |
| 29 |
updateWeightField( new_option, wrapper ); |
| 30 |
|
| 31 |
// Update the subset subfield with the new options given by the selected font family. |
| 32 |
updateSubsetField( new_option, wrapper ); |
| 33 |
|
| 34 |
// Serialize subfield values and refresh the fonts in the preview window. |
| 35 |
selfUpdateValue( wrapper ); |
| 36 |
} ); |
| 37 |
|
| 38 |
// Initialize the select2 field for the font weight |
| 39 |
$( fontWeightSelector ).each( function( i, el ) { |
| 40 |
|
| 41 |
let select2_args = { |
| 42 |
placeholder: weightPlaceholder |
| 43 |
}; |
| 44 |
|
| 45 |
// all this fuss is for the case when the font doesn't come with variants from PHP, like a theme_font |
| 46 |
if ( this.options.length === 0 ) { |
| 47 |
let wrapper = $( el ).closest( wrapperSelector ), |
| 48 |
font = wrapper.find( fontFamilySelector ), |
| 49 |
option = font[0].options[font[0].selectedIndex], |
| 50 |
variants = maybeJsonParse( $( option ).data( 'variants' ) ), |
| 51 |
data = [], |
| 52 |
selecter_variants = $( el ).data( 'default' ) || null; |
| 53 |
|
| 54 |
if ( typeof variants === "undefined" ) { |
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$( this ).hide(); |
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return; |
| 57 |
} |
| 58 |
|
| 59 |
$.each( variants, function( index, weight ) { |
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let this_value = { |
| 61 |
id: weight, |
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text: weight |
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}; |
| 64 |
|
| 65 |
if ( selecter_variants !== null && weight == selecter_variants ) { |
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this_value.selected = true; |
| 67 |
} |
| 68 |
|
| 69 |
data.push( this_value ); |
| 70 |
} ); |
| 71 |
|
| 72 |
if ( data !== [] ) { |
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select2_args.data = data; |
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} |
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} |
| 76 |
|
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$( this ).select2( |
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select2_args |
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).on( 'change', function( e ) { |
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let wrapper = $( e.target ).closest( wrapperSelector ); |
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|
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// Serialize subfield values and refresh the fonts in the preview window. |
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selfUpdateValue( wrapper ); |
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} ); |
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} ); |
| 86 |
|
| 87 |
// Initialize the select2 field for the font subsets |
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$( fontSubsetsSelector ) |
| 89 |
.select2( { |
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placeholder: subsetPlaceholder |
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} ) |
| 92 |
.on( 'change', function( e ) { |
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let wrapper = $( e.target ).closest( wrapperSelector ); |
| 94 |
|
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// Serialize subfield values and refresh the fonts in the preview window. |
| 96 |
selfUpdateValue( wrapper ); |
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} ); |
| 98 |
|
| 99 |
let rangers = $fontFamilyFields.parents( wrapperSelector ).find( 'input[type=range]' ), |
| 100 |
selects = $fontFamilyFields.parents( wrapperSelector ).find( 'select' ).not( "select[class*=' select2'],select[class^='select2']" ); |
| 101 |
|
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// Initialize the all the regular selects in the font controls |
| 103 |
if ( selects.length > 0 ) { |
| 104 |
selects.on( 'change', function( e ) { |
| 105 |
let wrapper = $( e.target ).closest( wrapperSelector ); |
| 106 |
|
| 107 |
// Serialize subfield values and refresh the fonts in the preview window. |
| 108 |
selfUpdateValue( wrapper ); |
| 109 |
} ); |
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} |
| 111 |
|
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// Initialize the all the range fields in the font controls |
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if ( rangers.length > 0 ) { |
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rangers.on( 'change', function( e ) { |
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let wrapper = $( e.target ).closest( wrapperSelector ); |
| 116 |
|
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// Serialize subfield values and refresh the fonts in the preview window. |
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selfUpdateValue( wrapper ); |
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|
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wp.customize.previewer.send( 'font-changed' ); |
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} ); |
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} |
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|
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// When the previewer window is ready, render the fonts |
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var self = this; |
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wp.customize.previewer.bind( 'ready', function() { |
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self.renderFonts(); |
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} ); |
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|
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// Handle the reverse value direction, when the customize setting is updated and the subfields need to update their values. |
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$fontFamilyFields.each( function( i, el ) { |
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let wrapper = $( el ).closest( wrapperSelector ), |
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value_holder = wrapper.children( valueHolderSelector ), |
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setting_id = $( value_holder ).data( 'customize-setting-link' ), |
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setting = wp.customize( setting_id ); |
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|
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setting.bind( function( newValue, oldValue ) { |
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if ( ! updatingValue[this.id] ) { |
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value_holder.val( newValue ); |
| 140 |
|
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loadFontValue( wrapper ); |
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} |
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} ) |
| 144 |
} ) |
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} |
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|
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/** |
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* This function updates the data in font weight selector from the given <option> element |
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* |
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* @param option |
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* @param wraper |
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*/ |
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function updateWeightField( option, wraper ) { |
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let variants = $( option ).data( 'variants' ), |
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font_weights = wraper.find( fontWeightSelector ), |
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selected_variant = font_weights.val() ? font_weights.val() : font_weights.data( 'default' ), |
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new_variants = [], |
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id = wraper.find( valueHolderSelector ).data( 'customizeSettingLink' ); |
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|
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variants = maybeJsonParse( variants ); |
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|
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if ( customify_settings.settings[id].load_all_weights || typeof variants === "undefined" || Object.keys( variants ).length < 2 || font_weights.data('disabled') !== undefined ) { |
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font_weights.parent().hide(); |
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} else { |
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font_weights.parent().show(); |
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} |
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|
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// we need to turn the data array into a specific form like [{id:"id", text:"Text"}] |
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$.each( variants, function( index, variant ) { |
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new_variants[index] = { |
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'id': variant, |
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'text': variant |
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}; |
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|
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if ( selected_variant == variant ) { |
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new_variants[index].selected = true; |
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} |
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} ); |
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|
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// We need to clear the old select2 field and reinitialize it. |
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$( font_weights ).select2().empty(); |
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$( font_weights ).select2( { |
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data: new_variants |
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} ).on( 'change', function( e ) { |
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let wrapper = $( e.target ).closest( wrapperSelector ); |
| 186 |
|
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// Serialize subfield values and refresh the fonts in the preview window. |
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selfUpdateValue( wrapper ); |
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} ); |
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} |
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|
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/** |
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* This function updates the data in font subset selector from the given <option> element |
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* @param option |
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* @param wraper |
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*/ |
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function updateSubsetField( option, wraper ) { |
| 198 |
let subsets = $( option ).data( 'subsets' ), |
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font_subsets = wraper.find( fontSubsetsSelector ), |
| 200 |
new_subsets = [], |
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type = $( option ).data( 'type' ); |
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|
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if ( type !== 'google' ) { |
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font_subsets.parent().hide(); |
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return; |
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} |
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|
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let current_value = wraper.children( valueHolderSelector ).val(); |
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|
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current_value = maybeJsonParse( current_value ); |
| 211 |
if ( _.isUndefined( current_value.selected_subsets ) ) { |
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return; |
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} |
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current_value = current_value.selected_subsets; |
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|
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subsets = maybeJsonParse( subsets ); |
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|
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if ( typeof subsets !== "undefined" && Object.keys( subsets ).length < 2 || font_subsets.data('disabled') !== undefined ) { |
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font_subsets.parent().hide(); |
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} else { |
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font_subsets.parent().show(); |
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} |
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|
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// we need to turn the data array into a specific form like [{id:"id", text:"Text"}] |
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$.each( subsets, function( index, subset ) { |
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new_subsets[index] = { |
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'id': subset, |
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'text': subset |
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}; |
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|
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// current_subsets |
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if ( typeof current_value !== "undefined" && current_value !== null && current_value.indexOf( subset ) !== - 1 ) { |
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new_subsets[index].selected = true; |
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} |
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} ); |
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|
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// We need to clear the old select2 field and reinitialize it. |
| 238 |
$( font_subsets ).select2().empty(); |
| 239 |
$( font_subsets ).select2( { |
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data: new_subsets |
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} ).on( 'change', function( e ) { |
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let wrapper = $( e.target ).closest( wrapperSelector ); |
| 243 |
|
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// Serialize subfield values and refresh the fonts in the preview window. |
| 245 |
selfUpdateValue( wrapper ); |
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} ); |
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} |
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|
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function getValue( wrapper ) { |
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let value_holder = wrapper.children( valueHolderSelector ); |
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|
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if ( value_holder.length ) { |
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return maybeJsonParse( value_holder.val() ); |
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} |
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|
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return []; |
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} |
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|
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function updateValue( wrapper, value ) { |
| 260 |
let value_holder = wrapper.children( valueHolderSelector ), |
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setting_id = $( value_holder ).data( 'customize-setting-link' ), |
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setting = wp.customize( setting_id ); |
| 263 |
|
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if ( ! value_holder.length ) { |
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return; |
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} |
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|
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if ( _.isArrayLikeObject( value ) ) { |
| 269 |
value = encodeValues( value ); |
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} |
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|
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// Set the serialized value in the hidden field. |
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value_holder.val( value ); |
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// Update also the Customizer setting value. |
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setting.set( value ); |
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} |
| 277 |
|
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/** |
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* This function is a custom value serializer for our entire font field |
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* It collects values and saves them (encoded) into the `.customify_font_values` input's value |
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*/ |
| 282 |
function selfUpdateValue( wrapper ) { |
| 283 |
let options_list = $( wrapper ).find( '.font-options__options-list' ), |
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inputs = options_list.find( '[data-field]' ), |
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value_holder = wrapper.children( valueHolderSelector ), |
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setting_id = $( value_holder ).data( 'customize-setting-link' ), |
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setting = wp.customize( setting_id ), |
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newFontData = {}; |
| 289 |
|
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// If we are already self-updating this and we haven't finished, we need to stop here to prevent infinite loops |
| 291 |
// This call might have come from a subfield detecting the change the triggering a further update_font_value() |
| 292 |
if ( true === updatingValue[setting_id] ) { |
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return; |
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} |
| 295 |
|
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// If we are loading this setting value and haven't finished, there is no point in updating it as this would cause infinite loops. |
| 297 |
if ( true === loadingValue[setting_id] ) { |
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return; |
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} |
| 300 |
|
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// Mark the fact that we are self-updating the field value |
| 302 |
updatingValue[setting_id] = true; |
| 303 |
|
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inputs.each( function( key, el ) { |
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let field = $( el ).data( 'field' ), |
| 306 |
value = $( el ).val(); |
| 307 |
|
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if ( 'font_family' === field ) { |
| 309 |
// the font family also holds the type |
| 310 |
let selected_opt = $( el.options[el.selectedIndex] ), |
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type = selected_opt.data( 'type' ), |
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subsets = selected_opt.data( 'subsets' ), |
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variants = selected_opt.data( 'variants' ); |
| 314 |
|
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if ( ! _.isUndefined( type ) ) { |
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newFontData['type'] = type; |
| 317 |
if ( type === 'theme_font' ) { |
| 318 |
newFontData['src'] = selected_opt.data( 'src' ); |
| 319 |
} |
| 320 |
} |
| 321 |
|
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if ( ! _.isUndefined( variants ) ) { |
| 323 |
newFontData['variants'] = maybeJsonParse( variants ); |
| 324 |
} |
| 325 |
|
| 326 |
if ( ! _.isUndefined( subsets ) ) { |
| 327 |
newFontData['subsets'] = maybeJsonParse( subsets ); |
| 328 |
} |
| 329 |
} |
| 330 |
|
| 331 |
if ( ! _.isUndefined( field ) && ! _.isUndefined( value ) && ! _.isNull( value ) && value !== '' ) { |
| 332 |
newFontData[field] = value; |
| 333 |
} |
| 334 |
} ); |
| 335 |
|
| 336 |
// Serialize the newly gathered font data |
| 337 |
let serializedNewFontData = encodeValues( newFontData ); |
| 338 |
// Set the serialized value in the hidden field. |
| 339 |
value_holder.val( serializedNewFontData ); |
| 340 |
// Update also the Customizer setting value. |
| 341 |
setting.set( serializedNewFontData ); |
| 342 |
|
| 343 |
|
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// Finished with the field value self-updating. |
| 345 |
updatingValue[setting_id] = false; |
| 346 |
|
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return newFontData; |
| 348 |
} |
| 349 |
|
| 350 |
/** |
| 351 |
* This function is a reverse of update_font_value(), initializing the entire font field controls based on the value stored in the hidden input. |
| 352 |
*/ |
| 353 |
function loadFontValue( wrapper ) { |
| 354 |
let options_list = $( wrapper ).find( '.font-options__options-list' ), |
| 355 |
inputs = options_list.find( '[data-field]' ), |
| 356 |
value_holder = wrapper.children( valueHolderSelector ), |
| 357 |
value = maybeJsonParse( value_holder.val() ), |
| 358 |
setting_id = $( value_holder ).data( 'customize-setting-link' ); |
| 359 |
|
| 360 |
// If we are already loading this setting value and haven't finished, there is no point in starting again. |
| 361 |
if ( true === loadingValue[setting_id] ) { |
| 362 |
return; |
| 363 |
} |
| 364 |
|
| 365 |
// Mark the fact that we are loading the field value |
| 366 |
loadingValue[setting_id] = true; |
| 367 |
|
| 368 |
inputs.each( function( key, el ) { |
| 369 |
let field = $( el ).data( 'field' ); |
| 370 |
|
| 371 |
// In the case of select2, only the original selects have the data field, thus excluding select2 created select DOM elements |
| 372 |
if ( typeof field !== "undefined" && field !== "" && typeof value[field] !== "undefined" ) { |
| 373 |
// If the value contains also the unit (it is not a number) we need to split it and change the subfield accordingly. |
| 374 |
let cleanValue = value[field], |
| 375 |
unit = ''; |
| 376 |
// We will do this only for numerical fields. |
| 377 |
if ( _.contains( ['letter_spacing','line_height', 'font_size'], field ) && isNaN( cleanValue ) ) { |
| 378 |
// If we have a standardized value field (as array), use that. |
| 379 |
if ( typeof cleanValue.value !== "undefined" ) { |
| 380 |
if ( typeof cleanValue.unit !== "undefined" ) { |
| 381 |
unit = cleanValue.unit; |
| 382 |
} |
| 383 |
|
| 384 |
cleanValue = cleanValue.value; |
| 385 |
} else { |
| 386 |
// Treat the case when the value is a string. |
| 387 |
let matches = cleanValue.match(/^([\d.\-+]+)(.+)/i); |
| 388 |
if (matches !== null && typeof matches[1] !== "undefined") { |
| 389 |
cleanValue = matches[1]; |
| 390 |
unit = matches[2]; |
| 391 |
} |
| 392 |
} |
| 393 |
} |
| 394 |
|
| 395 |
if ( unit !== '' ) { |
| 396 |
$( el ).attr( 'unit', unit ); |
| 397 |
} |
| 398 |
|
| 399 |
// 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. |
| 400 |
// But only for numerical values. |
| 401 |
if ( ! isNaN( cleanValue ) ) { |
| 402 |
if ( $(el).attr('min') && $(el).attr('min') > cleanValue ) { |
| 403 |
$(el).attr('min', cleanValue ); |
| 404 |
} |
| 405 |
if ( $(el).attr('max') && $(el).attr('max') < cleanValue ) { |
| 406 |
$(el).attr('max', cleanValue ); |
| 407 |
} |
| 408 |
} |
| 409 |
|
| 410 |
$( el ).val( cleanValue ).trigger( 'change' ); |
| 411 |
} |
| 412 |
} ); |
| 413 |
|
| 414 |
// Finished with the field value loading. |
| 415 |
loadingValue[setting_id] = false; |
| 416 |
} |
| 417 |
|
| 418 |
const maybeJsonParse = function( value ) { |
| 419 |
let parsed; |
| 420 |
|
| 421 |
//try and parse it, with decodeURIComponent |
| 422 |
try { |
| 423 |
parsed = JSON.parse( decodeURIComponent( value ) ); |
| 424 |
} catch ( e ) { |
| 425 |
|
| 426 |
// in case of an error, treat is as a string |
| 427 |
parsed = value; |
| 428 |
} |
| 429 |
|
| 430 |
return parsed; |
| 431 |
}; |
| 432 |
|
| 433 |
const encodeValues = function( obj ) { |
| 434 |
return encodeURIComponent( JSON.stringify( obj ) ); |
| 435 |
}; |
| 436 |
|
| 437 |
const renderFonts = function() { |
| 438 |
$( '.customify_font_family' ).select2().trigger( 'change' ) |
| 439 |
}; |
| 440 |
|
| 441 |
return { |
| 442 |
renderFonts: renderFonts, |
| 443 |
init: init, |
| 444 |
getValue: getValue, |
| 445 |
updateValue: updateValue, |
| 446 |
selfUpdateValue: selfUpdateValue, |
| 447 |
encodeValues: encodeValues, |
| 448 |
}; |
| 449 |
} )( jQuery, window, wp ); |
