/**
* Determines type of item based on its properties.
* @return {!ItemType} Type of the item
*/
type() {
if (referenceCollection.isCitation(this.href)) {
return ItemType.reference
} else if (this.target.tagName === 'IMG' && this.target.getAttribute( 'data-image-gallery' ) === 'true') {
return ItemType.image
} else if (this.target.tagName === 'SPAN' && this.target.parentElement.getAttribute( 'data-data-image-gallery' ) === 'true') {
return ItemType.imagePlaceholder
} else if (this.href) {
return ItemType.link
}
return ItemType.unknown
}
function handleReference( href, linkNode, linkText ) {
var targetElem = document.getElementById(href.slice(1));
if (linkNode && pagelib.ReferenceCollection.isCitation(href)){
var adjacentReferences = pagelib.ReferenceCollection.collectNearbyReferences(document, linkNode);
bridge.sendMessage( 'referenceClicked', adjacentReferences );
} else if ( href.slice(1, 5).toLowerCase() === "cite" ) {
try {
var refTexts = targetElem.getElementsByClassName( "reference-text" );
if ( refTexts.length > 0 ) {
targetElem = refTexts[0];
}
bridge.sendMessage( 'referenceClicked', { "selectedIndex": 0, "referencesGroup": [ { "html": targetElem.innerHTML, "text": linkText } ] });
} catch (e) {
targetElem.scrollIntoView();
}
} else {
if ( targetElem === null ) {
console.log( "reference target not found: " + href );
} else {
// If it is a link to another anchor in the current page, just scroll to it
targetElem.scrollIntoView();
}
}
}
const sendMessageForReferenceWithTarget = target => {
const nearbyReferences = referenceCollection.collectNearbyReferences( document, target )
nearbyReferences.referencesGroup.forEach(reformatReferenceItemRectToBridgeToCGRect)
window.webkit.messageHandlers.referenceClicked.postMessage(nearbyReferences)
}