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instanceof Array)i.forEach(function(i){this._makeAttachments(t,e,i,r)},this);else if("object"==typeof i){var n=i.urls||i.url,a=i.types||i.type,s=i.titles||i.title,o=i.snapshots||i.snapshot,u=this.evaluateThing(n,t,e),l=this.evaluateThing(s,t,e),c=this.evaluateThing(a,t,e),h=this.evaluateThing(o,t,e);u instanceof Array||(u=[u]);for(var f in u){var p,m,v,d=u[f];p=c instanceof Array?c[f]:c,m=l instanceof Array?l[f]:l,v=h instanceof Array?h[f]:h,r.attachments.push({url:d,title:m,mimeType:p,snapshot:v})}}},this.makeItems=function(t,e,i,r,n){var a=new Zotero.Item(this.itemType);a.url=e;for(var s in this._singleFieldNames){var o=this._singleFieldNames[s];if(this[o]){var u=this.evaluateThing(this[o],t,e);u instanceof Array?a[o]=u[0]:a[o]=u}}var l=["creators","tags"];for(var c in l){var h=l[c],f=this.evaluateThing(this[h],t,e);if(f)for(var p in f)a[h].push(f[p])}this._makeAttachments(t,e,this.attachments,a),r(a,this,t,e),n()}},FW._Scraper.prototype=new 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