86 lines
3.1 KiB
Java
86 lines
3.1 KiB
Java
package org.schabi.newpipe.extractor.linkhandler;
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import org.schabi.newpipe.extractor.exceptions.FoundAdException;
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import org.schabi.newpipe.extractor.exceptions.ParsingException;
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import org.schabi.newpipe.extractor.utils.Utils;
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/*
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* Created by Christian Schabesberger on 26.07.16.
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*
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* Copyright (C) Christian Schabesberger 2016 <chris.schabesberger@mailbox.org>
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* LinkHandlerFactory.java is part of NewPipe.
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*
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* NewPipe is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* NewPipe is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with NewPipe. If not, see <http://www.gnu.org/licenses/>.
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*/
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public abstract class LinkHandlerFactory {
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///////////////////////////////////
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// To Override
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///////////////////////////////////
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public abstract String getId(String url) throws ParsingException;
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public abstract String getUrl(String id) throws ParsingException;
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public abstract boolean onAcceptUrl(final String url) throws ParsingException;
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public String getUrl(String id, String baseUrl) throws ParsingException{
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return getUrl(id);
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}
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///////////////////////////////////
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// Logic
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///////////////////////////////////
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public LinkHandler fromUrl(String url) throws ParsingException {
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final String baseUrl = Utils.getBaseUrl(url);
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return fromUrl(url, baseUrl);
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}
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public LinkHandler fromUrl(String url, String baseUrl) throws ParsingException {
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if(url == null) throw new IllegalArgumentException("url can not be null");
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if(!acceptUrl(url)) {
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throw new ParsingException("Malformed unacceptable url: " + url);
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}
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final String id = getId(url);
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return new LinkHandler(url, getUrl(id,baseUrl), id);
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}
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public LinkHandler fromId(String id) throws ParsingException {
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if(id == null) throw new IllegalArgumentException("id can not be null");
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final String url = getUrl(id);
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return new LinkHandler(url, url, id);
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}
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public LinkHandler fromId(String id, String baseUrl) throws ParsingException {
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if(id == null) throw new IllegalArgumentException("id can not be null");
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final String url = getUrl(id, baseUrl);
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return new LinkHandler(url, url, id);
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}
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/**
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* When a VIEW_ACTION is caught this function will test if the url delivered within the calling
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* Intent was meant to be watched with this Service.
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* Return false if this service shall not allow to be called through ACTIONs.
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*/
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public boolean acceptUrl(final String url) throws ParsingException {
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try {
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return onAcceptUrl(url);
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} catch (FoundAdException fe) {
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throw fe;
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}
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}
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}
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