//---------------------------------------------------------- //------ JAVASCRIPT HOOK FUNCTIONS FOR GRAVITY FORMS ------- //---------------------------------------------------------- if ( ! gform ) { document.addEventListener( 'gform_main_scripts_loaded', function() { gform.scriptsLoaded = true; } ); window.addEventListener( 'DOMContentLoaded', function() { gform.domLoaded = true; } ); var gform = { domLoaded: false, scriptsLoaded: false, initializeOnLoaded: function( fn ) { if ( gform.domLoaded && gform.scriptsLoaded ) { fn(); } else if( ! gform.domLoaded && gform.scriptsLoaded ) { window.addEventListener( 'DOMContentLoaded', fn ); } else { document.addEventListener( 'gform_main_scripts_loaded', fn ); } }, hooks: { action: {}, filter: {} }, addAction: function( action, callable, priority, tag ) { gform.addHook( 'action', action, callable, priority, tag ); }, addFilter: function( action, callable, priority, tag ) { gform.addHook( 'filter', action, callable, priority, tag ); }, doAction: function( action ) { gform.doHook( 'action', action, arguments ); }, applyFilters: function( action ) { return gform.doHook( 'filter', action, arguments ); }, removeAction: function( action, tag ) { gform.removeHook( 'action', action, tag ); }, removeFilter: function( action, priority, tag ) { gform.removeHook( 'filter', action, priority, tag ); }, addHook: function( hookType, action, callable, priority, tag ) { if ( undefined == gform.hooks[hookType][action] ) { gform.hooks[hookType][action] = []; } var hooks = gform.hooks[hookType][action]; if ( undefined == tag ) { tag = action + '_' + hooks.length; } if( priority == undefined ){ priority = 10; } gform.hooks[hookType][action].push( { tag:tag, callable:callable, priority:priority } ); }, doHook: function( hookType, action, args ) { // splice args from object into array and remove first index which is the hook name args = Array.prototype.slice.call(args, 1); if ( undefined != gform.hooks[hookType][action] ) { var hooks = gform.hooks[hookType][action], hook; //sort by priority hooks.sort(function(a,b){return a["priority"]-b["priority"]}); hooks.forEach( function( hookItem ) { hook = hookItem.callable; if(typeof hook != 'function') hook = window[hook]; if ( 'action' == hookType ) { hook.apply(null, args); } else { args[0] = hook.apply(null, args); } } ); } if ( 'filter'==hookType ) { return args[0]; } }, removeHook: function( hookType, action, priority, tag ) { if ( undefined != gform.hooks[hookType][action] ) { var hooks = gform.hooks[hookType][action]; hooks = hooks.filter( function(hook, index, arr) { var removeHook = (undefined==tag||tag==hook.tag) && (undefined==priority||priority==hook.priority); return !removeHook; } ); gform.hooks[hookType][action] = hooks; } } }; } .299 .587 .114 0 0 .299 .587 .114 0 0 .299 .587 .114 0 0 " />

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