Java HTML Jsoup Element collectItemRewards(final Element icontab, final BiConsumer<String, Integer> collector)

Description

collect Item Rewards

License

Open Source License

Declaration

static void collectItemRewards(final Element icontab, final BiConsumer<String, Integer> collector)

Method Source Code

//package com.java2s;
//License from project: Open Source License 

import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.Objects;

import java.util.function.BiConsumer;

import java.util.regex.Matcher;
import java.util.regex.Pattern;

import org.jsoup.nodes.Element;

public class Main {
    static void collectItemRewards(final Element icontab, final BiConsumer<String, Integer> collector) {
        Objects.requireNonNull(icontab);

        final Map<String, String> itemNamesByIconId = new LinkedHashMap<>();
        final Map<String, Integer> itemQuantitiesByIconId = new LinkedHashMap<>();

        // Item names are contained in the actual icontab, as are placeholders for the icon and quantity
        for (final Element iconPlaceholder : icontab.select("th[id]")) {
            final String iconId = iconPlaceholder.id();
            // the next element is a td with the link to the actual item
            final String itemName = iconPlaceholder.nextElementSibling().getElementsByTag("a").first().ownText();
            itemNamesByIconId.put(iconId, itemName);
        }//from w w  w .j  a v  a  2s. c  o m

        // Item quantities are filled through JavaScript.
        // Find all script elements in the document containing icontab initialization code
        final List<Element> itemScripts = icontab.ownerDocument().select("script:containsData(icontab)");

        for (final Element script : itemScripts) {
            // Parse JavaScript lines like
            // $WH.ge('icontab-icon1').appendChild(g_items.createIcon(115793, 1, "3"));
            // We're interested in what's inside ge() - the icon box ID -
            // and the contents of the last quotes (item quantity)
            final Pattern iconInitRegex = Pattern.compile(
                    Pattern.quote("$WH.ge('") + "([^']+)" + Pattern.quote("').appendChild(") + "[A-Za-z0-9_]+"
                            + Pattern.quote(".createIcon(") + "[^\"]+\"([^\"]+)\"" + Pattern.quote("));"));
            final Matcher matcher = iconInitRegex.matcher(script.data());

            while (matcher.find()) {
                // group 1 is icon box element ID, group 2 is item quantity (or 0 if no quantity should be displayed)
                itemQuantitiesByIconId.put(matcher.group(1), Integer.parseInt(matcher.group(2)));
            }
        }

        itemNamesByIconId.forEach((iconId, itemName) -> {
            Integer itemQuantity = itemQuantitiesByIconId.get(iconId);

            // "0" means draw no quantity on the icon
            if (itemQuantity != null && (itemQuantity == 0 || itemQuantity == 1)) {
                itemQuantity = null;
            }

            collector.accept(itemName, itemQuantity);
        });
    }
}

Java HTML Jsoup Element collectItemRewards(final Element icontab, final BiConsumer collector)

Description

License

Declaration

Method Source Code

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