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m.mutatedAttributesCallback=function(a){var b=a.src;void 0!==b&&(this.iframeSrc=Sa(this,b),this.h&&(this.h.src=Qa(this,this.iframeSrc,this.l)));this.h&&a.title&&this.propagateAttributes(["title"],this.h)};m.O=function(){var a=this;this.G&&this.getVsync().mutate(function(){a.h&&(ua(a.h,0),a.togglePlaceholder(!1))})};m.firstLayoutCompleted=function(){};
m.throwIfCannotNavigate=function(){if(!Y(this.l,"allow-top-navigation"))throw C().createError('"AMP.navigateTo" is only allowed on <amp-iframe> when its "sandbox" attribute contains "allow-top-navigation".');};
function Z(a,b,c){if(a.F)if(100>b)a.user().error("amp-iframe","Ignoring embed-size request because the resize height is less than 100px. If you are using amp-iframe to display ads, consider using amp-ad instead.",a.element);else{var d,e;b=parseInt(b,10);isNaN(b)||(d=Math.max(b+(a.element.offsetHeight-a.h.offsetHeight),b));c=parseInt(c,10);isNaN(c)||(e=Math.max(c+(a.element.offsetWidth-a.h.offsetWidth),c));void 0!==d||void 0!==e?a.attemptChangeSize(d,e).then(function(){void 0!==d&&a.element.setAttribute("height",
d);void 0!==e&&a.element.setAttribute("width",e);a.element.overflowCallback(!1,d,e)},function(){}):a.user().error("amp-iframe","Ignoring embed-size request because no width or height value is provided",a.element)}else a.P||(a.user().error("amp-iframe","Ignoring embed-size request because this iframe is not resizable",a.element),a.P=!0)}
function Ta(a){if(T(a.win)["iframe-messaging"]){var b=a.element,c=b.getAttribute("src");c&&(a.j=P(b,"url").parse(c).origin);a.registerAction("postMessage",function(b){a.j?a.h.contentWindow.postMessage(b.args,a.j):C().error("amp-iframe",'"postMessage" action is only allowed with "src"attribute with an origin.')});if(a.j){var d=0,e=function(b){if(b.source===a.h.contentWindow)if(b.origin!==a.j)C().error("amp-iframe",'"message" received from unexpected origin: '+b.origin+". Only allowed from: "+a.j);
else{if(a.getAmpDoc().getRootNode().activeElement!==a.h)var c=!1;else c=a.win.document.createElement("audio"),c.play(),c=c.paused?!1:!0;if(c){var f=b.data;try{var l=JSON.parse(JSON.stringify(f))}catch(t){C().error("amp-iframe",'Data from "message" event must be JSON.');return}var g=a.win;b=F({data:l});c={detail:b};Object.assign(c,void 0);"function"==typeof g.CustomEvent?b=new g.CustomEvent("amp-iframe:message",c):(g=g.document.createEvent("CustomEvent"),g.initCustomEvent("amp-iframe:message",!!c.bubbles,
!!c.cancelable,b),b=g);P(a.element,"action").trigger(a.element,"message",b,3)}else d++,C().error("amp-iframe",'"message" event may only be triggered from a user gesture.'),10<=d&&(C().error("amp-iframe",'Too many non-gesture-triggered "message" events; detaching event listener.'),a.win.removeEventListener("message",e))}};a.win.addEventListener("message",e)}}}m.V=function(a){this.j=a};(function(a){a.registerElement("amp-iframe",V)})(self.AMP);
})});

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