/**
* 方法：获取对应的页面内容
*
* @param htmlPageContent
* @param preUrl
* @throws ParserException
* <p>Add By Ethan Lam At 2011-11-23
*/
public void fetchHtmlContent(String htmlPageContent, String preUrl) throws ParserException {
Parser parser = new Parser();
parser.setInputHTML(htmlPageContent);
NodeFilter filter =
new AndFilter(
new TagNameFilter("div"), new HasAttributeFilter("class", "blkContainerSblkCon"));
NodeList nodeList = parser.parse(filter);
NodeIterator it = nodeList.elements();
Div div = null;
StringBuffer htmlContent = new StringBuffer();
while (it.hasMoreNodes()) {
div = (Div) it.nextNode();
NodeList nl = div.getChildren();
if (nl == null) continue;
NodeIterator sub = nl.elements();
while (sub.hasMoreNodes()) {
Node t = sub.nextNode();
if (t instanceof ParagraphTag) {
// LoggerUtil.info("fetchHtmlContent:",((ParagraphTag) t).getStringText());
htmlContent.append(((ParagraphTag) t).getStringText());
}
}
}
if ("".equals(htmlContent.toString().trim())) return;
Page page = new Page();
page.setUrl(preUrl);
page.setSegment(htmlContent.toString());
LoggerUtil.info(preUrl + "获取到的页面内容:", htmlContent.toString());
pageSer.save(page);
}
/**
* 提取网页中所有的IssueComment元素
*
* @param source
*/
private List<IssueCommentEvent> processComment(
NodeList nodeList, List<IssueCommentEvent> icList) {
SimpleNodeIterator sni = nodeList.elements();
while (sni.hasMoreNodes()) {
Node node = sni.nextNode();
if (node.getText().matches("div id=\"issuecomment-.*\".*+")) {
IssueCommentEvent i = new IssueCommentEvent();
// TODO 解析comment工作
Node actorNode = DownloadUtil.getSomeChild(node, "class=\"author\"");
i.setActor(actorNode.toPlainTextString());
Node contentNode = DownloadUtil.getSomeChild(node, "div class=\"comment-body");
i.setCommentBody(contentNode.toPlainTextString());
Node timeNode = DownloadUtil.getSomeChild(node, "datetime");
Pattern pattern = Pattern.compile("datetime=\".*\"");
Matcher matcher = pattern.matcher(timeNode.getText());
if (matcher.find()) {
String time = matcher.group().split("\"")[1];
i.setCreatedAt(time);
System.out.println(time);
}
icList.add(i);
} else {
// 得到该节点的子节点列表
NodeList childList = node.getChildren();
// 孩子节点为空，说明是值节点
if (null != childList) { // 如果孩子结点不为空则递归调用
processComment(childList, icList);
}
}
}
return icList;
}
/**
* 处理开启pullrequest的需求
*
* @param nodeList
* @param pList
* @return
*/
public List<PullRequestEvent> processOpenPull(NodeList nodeList, List<PullRequestEvent> pList) {
SimpleNodeIterator sni = nodeList.elements();
while (sni.hasMoreNodes()) {
Node node = sni.nextNode();
if (node.getText().contains("div id=\"issue-")) {
PullRequestEvent pullRequestEvent = new PullRequestEvent();
pullRequestEvent.setAction("open");
Node commentNode = DownloadUtil.getSomeChild(node, "div class=\"comment-body");
pullRequestEvent.setBody(commentNode.toPlainTextString());
Node actorNode = DownloadUtil.getSomeChild(node, "class=\"author");
pullRequestEvent.setActor(actorNode.toPlainTextString());
Node timeNode = DownloadUtil.getSomeChild(node, "datetime");
Pattern pattern = Pattern.compile("datetime=\".*\"");
Matcher matcher = pattern.matcher(timeNode.getText());
if (matcher.find()) {
String time = matcher.group().split("\"")[1];
pullRequestEvent.setCreatedAt(time);
}
pList.add(pullRequestEvent);
} else {
// 得到该节点的子节点列表
NodeList childList = node.getChildren();
// 孩子节点为空，说明是值节点
if (null != childList) { // 如果孩子结点不为空则递归调用
processOpenPull(childList, pList);
}
}
}
return pList;
}
/**
* 提取网页中的删除操作
*
* @param nodeList
* @param dList
* @return
*/
public List<DeleteEvent> processDelete(NodeList nodeList, List<DeleteEvent> dList) {
SimpleNodeIterator sni = nodeList.elements();
while (sni.hasMoreNodes()) {
Node node = sni.nextNode();
if (node.getText().contains("discussion-item-head_ref_deleted")) {
DeleteEvent d = new DeleteEvent();
// TODO 解析comment工作
Node deleteNode = DownloadUtil.getSomeChild(node, "span title=\"");
d.setRef(deleteNode.getText().split("\"")[1]);
System.out.println(deleteNode.getText().split("\"")[1]);
Node actorNode = DownloadUtil.getSomeChild(node, "class=\"author\"");
d.setActor(actorNode.toPlainTextString());
System.out.println(actorNode.toPlainTextString());
Node timeNode = DownloadUtil.getSomeChild(node, "datetime");
Pattern pattern = Pattern.compile("datetime=\".*\"");
Matcher matcher = pattern.matcher(timeNode.getText());
if (matcher.find()) {
String time = matcher.group().split("\"")[1];
d.setDeleteAt(time);
}
dList.add(d);
} else {
// 得到该节点的子节点列表
NodeList childList = node.getChildren();
// 孩子节点为空，说明是值节点
if (null != childList) { // 如果孩子结点不为空则递归调用
processDelete(childList, dList);
}
}
}
return dList;
}
public List<PullRequestReviewCommentEvent> processSubPullRequestReviewComment(
NodeList nodeList, List<PullRequestReviewCommentEvent> prList, String discussionId) {
SimpleNodeIterator sni2 = nodeList.elements();
while (sni2.hasMoreNodes()) {
Node node2 = sni2.nextNode();
if (node2.getText().contains("div id=\"discussion_r")) {
PullRequestReviewCommentEvent p = new PullRequestReviewCommentEvent();
// TODO 解析comment工作
p.setDiscussionId(discussionId);
Node actorNode = DownloadUtil.getSomeChild(node2, "class=\"author\"");
p.setActor(actorNode.toPlainTextString());
System.out.println(actorNode.toPlainTextString());
Node contentNode = DownloadUtil.getSomeChild(node2, "div class=\"comment-body");
p.setCommentBody(contentNode.toPlainTextString());
System.out.println(contentNode.toPlainTextString().trim());
Node timeNode = DownloadUtil.getSomeChild(node2, "datetime");
Pattern pattern = Pattern.compile("datetime=\".*\"");
Matcher matcher = pattern.matcher(timeNode.getText());
if (matcher.find()) {
String time = matcher.group().split("\"")[1];
p.setCreatedAt(time);
}
prList.add(p);
} else {
// 得到该节点的子节点列表
NodeList childList = node2.getChildren();
// 孩子节点为空，说明是值节点
if (null != childList) { // 如果孩子结点不为空则递归调用
processSubPullRequestReviewComment(childList, prList, discussionId);
}
}
}
return prList;
}
/**
* 递归钻取正文信息
*
* @param nodeP
* @return
*/
@SuppressWarnings("unchecked")
protected List<Node> extractHtml(Node nodeP, String type) throws Exception {
NodeList nodeList = nodeP.getChildren();
if ((nodeList == null) || (nodeList.size() == 0)) {
return null;
}
ArrayList tableList = new ArrayList();
try {
for (NodeIterator e = nodeList.elements(); e.hasMoreNodes(); ) {
Node node = (Node) e.nextNode();
if (node instanceof LinkTag) {
tableList.add(node);
} else if (node instanceof ScriptTag
|| node instanceof StyleTag
|| node instanceof SelectTag) {
} else if (node instanceof TextNode) {
if (node.getText().length() > 0) {
tableList.add(node);
}
} else {
List tempList = extractHtml(node, type);
if ((tempList != null) && (tempList.size() > 0)) {
Iterator ti = tempList.iterator();
while (ti.hasNext()) {
tableList.add(ti.next());
}
}
}
}
} catch (Exception e) {
return null;
}
if ((tableList != null) && (tableList.size() > 0)) {
TableContext tc = new TableContext();
tc.setLinkList(new ArrayList());
tc.setTextBuffer(new StringBuffer());
tableNumber++;
tc.setTableRow(tableNumber);
Iterator ti = tableList.iterator();
// 得到设置的搜索URL
String baseUrl = Config.getSingleConfig(ConfigItem.SEARCH_BASE_URL);
while (ti.hasNext()) {
Node node = (Node) ti.next();
if (node instanceof LinkTag) {
LinkTag linkTag = (LinkTag) node;
if (!"1".equalsIgnoreCase(type)) {
linkTag.setAttribute(
"href", baseUrl + SearchHelper.encrypt(linkTag.getAttribute("href")));
}
tc.getLinkList().add(linkTag);
} else {
tc.getTextBuffer().append(node.getText());
}
}
return tableList;
}
return null;
}
@Override
public void crawl(Parser parser) throws ParserException {
List<LCOdds> data = new ArrayList<LCOdds>();
NodeList nl = parser.parse(new CssSelectorNodeFilter(ROOT));
for (NodeIterator it = nl.elements(); it.hasMoreNodes(); ) {
NodeList cells = it.nextNode().getChildren();
cells.keepAllNodesThatMatch(tdFilter);
LCOdds lc = parseRow(cells);
if (null != lc) {
data.add(lc);
}
}
// persist
if (data.size() < 1) {
log.warn(" -- [ 06_LC_2 ] data is empty !");
}
storeData("lc_odds", data);
}
/**
* 处理对pullrequest的review时，comment的操作, 与processSubPullRequestReviewComment配合一起使用
*
* @param nodeList
* @param prList
* @return
*/
public List<PullRequestReviewCommentEvent> processPullRequestReviewComment(
NodeList nodeList, List<PullRequestReviewCommentEvent> prList) {
SimpleNodeIterator sni = nodeList.elements();
while (sni.hasMoreNodes()) {
Node node = sni.nextNode();
if (node.getText().contains("div id=\"diff-for-comment-")) {
String discussionId = node.getText().split("\"")[1];
System.out.println(discussionId);
NodeList subNodeList = node.getChildren();
prList = processSubPullRequestReviewComment(subNodeList, prList, discussionId);
} else {
// 得到该节点的子节点列表
NodeList childList = node.getChildren();
// 孩子节点为空，说明是值节点
if (null != childList) { // 如果孩子结点不为空则递归调用
processPullRequestReviewComment(childList, prList);
}
}
}
return prList;
}
private void processNodeList(NodeList list, List<String> valueList) {
// 迭代开始
SimpleNodeIterator iterator = list.elements();
while (iterator.hasMoreNodes()) {
Node node = iterator.nextNode();
// 得到该节点的子节点列表
NodeList childList = node.getChildren();
// 孩子节点为空，说明是值节点
if (null == childList) {
// 得到值节点的值
String result = node.toPlainTextString().trim();
// 若包含关键字，则简单打印出来文本
// System.out.println(result);
if (result != null && !"".equals(result)) valueList.add(result);
} // end if
// 孩子节点不为空，继续迭代该孩子节点
else {
processNodeList(childList, valueList);
} // end else
} // end wile
}
/**
* 处理Reference了当前pullrequest的操作
*
* @param source
*/
public List<PullRequestEvent> processReference(NodeList nodeList, List<PullRequestEvent> pList) {
SimpleNodeIterator sni = nodeList.elements();
while (sni.hasMoreNodes()) {
Node node = sni.nextNode();
if (node.getText().contains("div class=\"discussion-item discussion-item-ref\"")) {
PullRequestEvent pullRequestEvent = new PullRequestEvent();
pullRequestEvent.setAction("ref");
Node anotherAtifactNode = DownloadUtil.getSomeChild(node, "class=\"title-link\"");
pullRequestEvent.setBody(
anotherAtifactNode == null ? "" : anotherAtifactNode.toPlainTextString());
Pattern artifactPattern = Pattern.compile("[a-zA-Z]+/[a-zA-Z]+/[a-zA-Z]+/[a-z[0-9]]+");
Matcher artifactMatcher =
artifactPattern.matcher(anotherAtifactNode == null ? "" : anotherAtifactNode.getText());
if (artifactMatcher.find()) {
String anotherAtifact = artifactMatcher.group();
pullRequestEvent.setPullrequestBaseRef(anotherAtifact);
System.out.println(anotherAtifact);
}
Node actorNode = DownloadUtil.getSomeChild(node, "class=\"author\"");
pullRequestEvent.setActor(actorNode == null ? "" : actorNode.toPlainTextString());
Node timeNode = DownloadUtil.getSomeChild(node, "datetime");
Pattern pattern = Pattern.compile("datetime=\".*\"");
Matcher matcher = pattern.matcher(timeNode.getText());
if (matcher.find()) {
String time = matcher.group().split("\"")[1];
pullRequestEvent.setCreatedAt(time);
}
pList.add(pullRequestEvent);
} else {
// 得到该节点的子节点列表
NodeList childList = node.getChildren();
// 孩子节点为空，说明是值节点
if (null != childList) { // 如果孩子结点不为空则递归调用
processReference(childList, pList);
}
}
}
return pList;
}
/**
* 处理labeled操作
*
* @param source
*/
public List<PullRequestEvent> processLabled(NodeList nodeList, List<PullRequestEvent> pList) {
SimpleNodeIterator sni = nodeList.elements();
while (sni.hasMoreNodes()) {
Node node = sni.nextNode();
if (node.getText().contains("class=\"discussion-item discussion-item-labeled\"")) {
PullRequestEvent pullRequestEvent = new PullRequestEvent();
pullRequestEvent.setAction("labeled");
List<Node> lableList = new ArrayList<Node>();
lableList = DownloadUtil.getLableList(node, "style=\"color:", lableList);
String lables = "";
for (int i = 0; i < lableList.size(); i++) {
lables += lableList.get(i).toPlainTextString();
if (i != lableList.size() - 1) {
lables += ",";
}
}
System.out.println(lables);
pullRequestEvent.setPullrequestBaseLabels(lables);
Node actorNode = DownloadUtil.getSomeChild(node, "class=\"author\"");
pullRequestEvent.setActor(actorNode.toPlainTextString());
Node timeNode = DownloadUtil.getSomeChild(node, "datetime");
Pattern pattern = Pattern.compile("datetime=\".*\"");
Matcher matcher = pattern.matcher(timeNode.getText());
if (matcher.find()) {
String time = matcher.group().split("\"")[1];
pullRequestEvent.setCreatedAt(time);
}
pList.add(pullRequestEvent);
} else {
// 得到该节点的子节点列表
NodeList childList = node.getChildren();
// 孩子节点为空，说明是值节点
if (null != childList) { // 如果孩子结点不为空则递归调用
processLabled(childList, pList);
}
}
}
return pList;
}
/**
* 处理取消指派某人操作
*
* <p>跟之前一样，取消指派的是后面的家伙
*
* @param nodeList
* @param pList
* @return
*/
private List<PullRequestEvent> processUnassigned(
NodeList nodeList, List<PullRequestEvent> pList) {
SimpleNodeIterator sni = nodeList.elements();
while (sni.hasMoreNodes()) {
Node node = sni.nextNode();
if (node.getText().contains("class=\"discussion-item discussion-item-unassigned\"")) {
PullRequestEvent pEvent = new PullRequestEvent();
pEvent.setAction("assigned");
Node assignedNode = DownloadUtil.getSomeChild(node, "class=\"author\"");
pEvent.setPullrequestAssgnee(assignedNode.toPlainTextString());
Node actorNode = DownloadUtil.getSomeChild(node, "class=\"discussion-item-entity\"");
if (actorNode != null) {
pEvent.setActor(actorNode.toPlainTextString());
} else {
pEvent.setActor(assignedNode.toPlainTextString());
}
System.out.println(actorNode.toPlainTextString());
Node timeNode = DownloadUtil.getSomeChild(node, "datetime");
Pattern pattern = Pattern.compile("datetime=\".*\"");
Matcher matcher = pattern.matcher(timeNode.getText());
if (matcher.find()) {
String time = matcher.group().split("\"")[1];
pEvent.setCreatedAt(time);
}
pList.add(pEvent);
} else {
// 得到该节点的子节点列表
NodeList childList = node.getChildren();
// 孩子节点为空，说明是值节点
if (null != childList) { // 如果孩子结点不为空则递归调用
processUnassigned(childList, pList);
}
}
}
return pList;
}
/**
* 处理移除里程碑动作
*
* @param nodeList
* @param pList
* @return
*/
public List<PullRequestEvent> processRemoveMileStone(
NodeList nodeList, List<PullRequestEvent> pList) {
SimpleNodeIterator sni = nodeList.elements();
while (sni.hasMoreNodes()) {
Node node = sni.nextNode();
if (node.getText().contains("div class=\"discussion-item discussion-item-demilestoned\"")) {
PullRequestEvent p = new PullRequestEvent();
p.setAction("removeMilestone");
Node milestoneNode = DownloadUtil.getSomeChild(node, "class=\"discussion-item-entity\"");
Pattern milestonePattern = Pattern.compile("[a-zA-Z]+/[a-zA-Z]+/[a-zA-Z]+/.*+");
Matcher milestoneMatcher = milestonePattern.matcher(milestoneNode.getText());
if (milestoneMatcher.find()) {
String milestone = milestoneMatcher.group().split("\"")[0];
p.setBody(milestone);
}
Node actorNode = DownloadUtil.getSomeChild(node, "class=\"author\"");
p.setActor(actorNode.toPlainTextString());
Node timeNode = DownloadUtil.getSomeChild(node, "datetime");
Pattern pattern = Pattern.compile("datetime=\".*\"");
Matcher matcher = pattern.matcher(timeNode.getText());
if (matcher.find()) {
String time = matcher.group().split("\"")[1];
p.setCreatedAt(time);
}
pList.add(p);
} else {
// 得到该节点的子节点列表
NodeList childList = node.getChildren();
// 孩子节点为空，说明是值节点
if (null != childList) { // 如果孩子结点不为空则递归调用
processRemoveMileStone(childList, pList);
}
}
}
return pList;
}
/**
* 处理目标 超链接节点
*
* @param htmlPageContent
* @param preUrl
* @throws Exception
*/
public void dealLinkNodes(String htmlPageContent, String preUrl) {
try {
Parser parser = new Parser();
parser.setInputHTML(htmlPageContent);
NodeFilter filter =
new AndFilter(new TagNameFilter("a"), new HasAttributeFilter("target", "_blank"));
NodeList nodeList = parser.parse(filter);
LoggerUtil.info("ParserHandler", "爬虫得到新的节点个数：" + (nodeList != null ? nodeList.size() : 0));
NodeIterator it = nodeList.elements();
while (it.hasMoreNodes()) {
Node node = it.nextNode();
if (node instanceof LinkTag) {
if (!filterHandler.isLinkTagFilter(((LinkTag) node))) {
LoggerUtil.debug(
"ParserHandler ", ((LinkTag) node).getLink(), ((LinkTag) node).getLinkText());
CrawlQueue.getQueueManager()
.newNode(((LinkTag) node).getLinkText(), ((LinkTag) node).getLink(), preUrl);
}
}
}
} catch (Exception e) {
}
}
public ConversationID findCorrespondingHTMLFormConversation(ConversationID samlId) {
ConversationModel conversationModel = this.model.getConversationModel();
HttpUrl samlHttpUrl = conversationModel.getRequestUrl(samlId);
int samlConversationIndex = conversationModel.getIndexOfConversation(samlId);
for (int conversationIndex = samlConversationIndex - 1;
conversationIndex >= 0;
conversationIndex--) {
ConversationID id = conversationModel.getConversationAt(conversationIndex);
Response response = conversationModel.getResponse(id);
HttpUrl httpUrl = conversationModel.getRequestUrl(id);
Object parsedContent = Parser.parse(httpUrl, response);
if (null == parsedContent) {
continue;
}
if (false == parsedContent instanceof org.htmlparser.util.NodeList) {
continue;
}
org.htmlparser.util.NodeList htmlNodeList = (org.htmlparser.util.NodeList) parsedContent;
org.htmlparser.util.NodeList forms = htmlNodeList.searchFor(FormTag.class);
try {
for (NodeIterator ni = forms.elements(); ni.hasMoreNodes(); ) {
FormTag form = (FormTag) ni.nextNode();
String formAction = form.getAttribute("action");
HttpUrl formActionHttpUrl = new HttpUrl(formAction);
if (samlHttpUrl.equals(formActionHttpUrl)) {
return id;
}
}
} catch (ParserException ex) {
this._logger.log(Level.WARNING, "Looking for forms, got ''{0}''", ex);
} catch (MalformedURLException ex) {
this._logger.log(Level.WARNING, "Malformed action url: {0}", ex.getMessage());
}
}
return null;
}
private void scanPage() throws IOException, ParserException, ParseException {
URL u = new URL(this.url);
HttpURLConnection conn = (HttpURLConnection) u.openConnection();
Parser parser = new Parser(conn);
System.setProperty("sun.net.client.defaultConnectTimeout", "30000000"); // jdk1.4换成这个,连接超时
System.setProperty("sun.net.client.defaultReadTimeout", "30000000"); // jdk1.4换成这个,读操作超时
// con.setConnectTimeout(5000);//jdk 1.5换成这个,连接超时
// con.setReadTimeout(5000);//jdk 1.5换成这个,读操作超时
parser.setEncoding("UTF-8");
NodeFilter filter = new NodeClassFilter(CompositeTag.class);
NodeList tags = parser.extractAllNodesThatMatch(filter);
SimpleNodeIterator iter = tags.elements();
CompositeTag tag = null;
while (iter.hasMoreNodes()) {
tag = (CompositeTag) iter.nextNode();
String id = tag.getAttribute("id");
String cls = tag.getAttribute("class");
if ((tag instanceof LinkTag)) {
LinkTag lt = (LinkTag) tag;
if (cls == null) {
continue;
}
if (cls.startsWith("gae-click*Product-Page*Breadcrumb*Category")) {
this.category = lt.getStringText();
continue;
}
if (cls.startsWith("gae-click*Product-Page*Breadcrumb*Sub-Category")) {
this.subCategory = lt.getStringText();
continue;
}
if (cls.startsWith("gae-click*Product-Page*Breadcrumb*Brand")) {
this.brand = lt.getStringText();
continue;
}
if (cls.startsWith("gae-click*Product-Page*PrForm*Free-Shipping")) {
this.freight = "Free Shipping!";
} else if (cls.equalsIgnoreCase("link fn")) {
this.pname = lt.getStringText();
continue;
}
} else if ((tag instanceof LabelTag)) {
LabelTag lt = (LabelTag) tag;
if ((id != null) && (id.startsWith("label")) && (cls != null) && (cls.startsWith("d"))) {
String l = lt.getLabel();
l = l.replace("\n", "");
int idx = l.indexOf(40);
if (idx > 0) {
l = l.substring(0, idx);
}
this.dimNames.put(cls, l);
}
} else if (!(tag instanceof SelectTag)) {
if ((tag instanceof Span)) {
if ((id != null) && (id.equalsIgnoreCase("sku"))) {
String sku = tag.getStringText();
this.pid = sku.substring(sku.indexOf(35) + 1);
}
} else if ((tag instanceof Bullet)) {
Bullet b = (Bullet) tag;
String text = b.getStringText().trim();
if (text.startsWith("Weight")) {
int idx = text.indexOf(":");
this.weight = text.substring(idx + 1).trim();
}
} else if ((tag instanceof Div)) {
Div div = (Div) tag;
if (cls == null) {
continue;
}
if (cls.equalsIgnoreCase("description")) {
StringBuilder sb = new StringBuilder();
BulletList bullets = (BulletList) div.getChild(0);
SimpleNodeIterator bls = bullets.elements();
while (bls.hasMoreNodes()) {
Node n = bls.nextNode();
if ((n instanceof Bullet)) {
Bullet bl = (Bullet) n;
sb.append(bl.getStringText());
}
}
this.intro = sb.toString();
}
} else if ((this.items == null) && ((tag instanceof ScriptTag))) {
this.items = readScript((ScriptTag) tag);
}
}
}
}
