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( function( $, document ) { |
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var $body, |
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$overlay, |
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options; |
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|
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var setup = (function() { |
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var done = false; |
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|
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return function( $trigger, params ) { |
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if ( done ) { |
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return; |
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} |
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|
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options = $.extend({ |
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verticalOffset: 100, |
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overlay: 0.5, |
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closeButton: null |
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}, params); |
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options.verticalOffset = parseInt(options.verticalOffset); |
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|
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$body = $( 'body' ); |
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$body.append( $( '<div id="lean_overlay"></div>' ) ); |
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|
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$overlay = $( '#lean_overlay' ); |
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|
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$trigger.on( 'click', function(e) { |
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var modal_id = methods.get_target($(this)); |
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|
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// If no valid modal target, don't proceed |
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if ( ! modal_id ) { |
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return; |
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} |
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|
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var $modal = $(modal_id); |
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|
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methods.open( $modal, e ); |
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|
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$modal.on( 'click', options.closeButton, function(e){ |
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methods.close( $modal ); |
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e.preventDefault(); |
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}); |
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|
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$overlay.on( 'click', function() { |
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methods.close( $modal ); |
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}); |
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|
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$(document).on( 'keyup', function(e) { |
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return 27 === e.keyCode && methods.close( $modal ); |
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}); |
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|
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e.preventDefault(); |
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}); |
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|
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done = true; |
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} |
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})(); |
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|
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/** |
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* General API methods. |
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*/ |
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var methods = { |
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|
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/** |
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* Main fn method |
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*/ |
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init : function( params ) { |
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setup(this, params); |
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}, |
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|
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/** |
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* Open modal. |
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*/ |
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open : function( $modal ) { |
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var resize = function() { |
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methods.resize($modal); |
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}; |
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|
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$overlay.css({ |
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'display': 'block', |
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'opacity': 0, |
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}).fadeTo(200, options.overlay); |
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|
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$modal.css({ |
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'display': 'block', |
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'position': 'fixed', |
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'opacity': 0, |
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'z-index': 100000, |
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}).fadeTo(200, 1); |
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|
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resize(); |
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$modal.resize( resize ); |
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$(window).resize( resize ); |
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|
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$modal.trigger( 'focus' ); |
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|
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/* Provide an event hook for other scripts to use. */ |
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$body.trigger( 'charitable:modal:open' ); |
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}, |
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|
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/** |
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* Return the ID of the modal to open. |
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*/ |
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get_target : function( $trigger ) { |
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var id = $trigger.data( 'trigger-modal' ); |
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|
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// If data-trigger-modal is empty or undefined, don't use href as fallback |
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if ( ! id || id.length === 0 ) { |
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return null; |
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} |
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|
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// Ensure it starts with # for proper selector |
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if ( id.charAt( 0 ) !== '#' ) { |
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id = '#' + id; |
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} |
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|
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return id; |
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}, |
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|
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/** |
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* Close modal |
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*/ |
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close : function( $modal ) { |
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$overlay.fadeOut( 200 ); |
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$modal.hide(); |
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methods.reset( $modal ); |
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|
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/* Provide an event hook for other scripts to use. */ |
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$body.trigger( 'charitable:modal:close', $modal ); |
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}, |
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|
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/** |
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* Reset modal CSS |
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*/ |
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reset : function( $modal ) { |
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$modal.css({ |
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'bottom' : 'auto', |
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'overflowY' : 'auto' |
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}); |
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}, |
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|
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/** |
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* Resize modal |
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*/ |
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resize : function( $modal ) { |
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var window_height = $(window).height(), |
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modal_width = $modal.outerWidth(), |
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modal_height = $modal.outerHeight() |
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available_offset = window_height - modal_height, |
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modal_is_too_tall = ( function() { |
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var modal_calc_height = modal_height + ( 2 * options.verticalOffset ); |
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return window_height < modal_calc_height; |
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})(), |
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modal_css = { |
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'left' : 50 + '%', |
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'margin-left' : -( modal_width / 2 ) + "px", |
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'top' : options.verticalOffset + "px" |
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}; |
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|
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if ( modal_is_too_tall ) { |
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if ( available_offset > 0 ) { |
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var v_offset = available_offset / 2; |
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|
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modal_css.top = v_offset + 'px'; |
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modal_css.bottom = v_offset + 'px'; |
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} |
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|
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if ( available_offset <= 0 ) { |
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modal_css.top = '10px'; |
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modal_css.bottom = '10px'; |
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modal_css.overflowY = 'scroll'; |
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} |
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} |
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|
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$modal.css( modal_css ); |
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|
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/* Provide an event hook for other scripts to use. */ |
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$body.trigger( 'charitable:modal:resize' ); |
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} |
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}; |
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|
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/** |
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* Register this as a jQuery function. |
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*/ |
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$.fn.extend({ |
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leanModal : function( method_or_options ) { |
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if ( methods[ method_or_options ] ) { |
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return methods[ method_or_options ].apply( this, Array.prototype.slice.call( arguments, 1 )); |
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} else if ( typeof method_or_options === 'object' || ! method_or_options ) { |
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// Default to "init" |
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return methods.init.apply( this, arguments ); |
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} else { |
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$.error( 'Method ' + method_or_options + ' does not exist on jQuery.leanModal' ); |
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} |
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} |
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}); |
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|
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/** |
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* Init function. |
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*/ |
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$(document).ready( function() { |
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$( '[data-trigger-modal]' ).leanModal({ |
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closeButton : ".modal-close" |
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}); |
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}); |
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|
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})(jQuery, document); |
