public void Query(QueryParttern parttern, SpiderResultDicionary prevParent = null)
{
var currentResultList = new List <SpiderResultDicionary>();
try
{
var runner = new PhantomRunner();
var driver = (PhantomJSDriver)runner.Create(parttern.CurrentUrl);
if (driver == null)
{
Console.WriteLine("driver null");
Console.WriteLine(parttern.CurrentUrl);
return;
}
driverQueue.Enqueue(driver);
//process current
//var resultDic = new List<SpiderResultDicionary>();
if (!string.IsNullOrEmpty(parttern.StateNum))
{
currentResultList.Add(new SpiderResultDicionary
{
QueryName = "statet",
QueryResult = new List <SpiderQueryResult> {
new SpiderQueryResult
{
KeyName = "state",
QueryResult = new List <string> {
parttern.StateNum
}
}
}
});
}
if (parttern.QueryTarget != null)
{
var resultList = new List <SpiderQueryResult>();
foreach (var queryTarge in parttern.QueryTarget)
{
var result = new SpiderQueryResult();
foreach (var queryItem in queryTarge.Query)
{
result.KeyName = queryTarge.PartternName;
result.QueryResult = driver.GetSpiderResults(queryItem);
Thread.Sleep(30);
}
resultList.Add(result);
}
currentResultList.Add(new SpiderResultDicionary
{
Parent = prevParent,
QueryName = driver.Title,
QueryResult = resultList
});
//将结果以事件的形式抛出
if (OnEveryGetResult != null)
{
//只有当false时才可调用(防止重复结果调用)
if (!parttern.IsQueryTagetToChildren)
{
OnEveryGetResult(currentResultList);
}
}
}
SpiderResultDicionary transformResultDict = null;
if (currentResultList != null && currentResultList.Count > 0)
{
transformResultDict = currentResultList[0];
}
//处理加载更多/ 模拟点击分页, 模拟下滑 , 模拟page路由
if (parttern.LoadMore != null)
{
switch (parttern.LoadMore.Operation)
{
case "click":
var clickElement = driver.FindElement(By.CssSelector(parttern.LoadMore.LoadMoreParttern));
if (clickElement != null)
{
for (int i = 0; i < parttern.LoadMore.ExcuteTime; i++)
{
clickElement.Click();
Thread.Sleep(parttern.LoadMore.WatingTimeSeconds * 1000);
}
}
break;
case "script":
for (int i = 0; i < parttern.LoadMore.ExcuteTime; i++)
{
driver.ExecuteScript(parttern.LoadMore.LoadMoreParttern);
Thread.Sleep(parttern.LoadMore.WatingTimeSeconds * 1000);
}
break;
case "url":
var nextPage = driver.FindElement(By.CssSelector(".ui-page-inner a:last-child"));
if (nextPage.Text.Contains("下一页"))
{
var currentParttern = parttern.Clone() as QueryParttern;
currentParttern.CurrentUrl = nextPage.GetAttribute("href");
var kvActionList = new List <KeyValuePair <Action <QueryParttern>, QueryParttern> >();
var kvActionItem = new KeyValuePair <Action <QueryParttern>, QueryParttern>(_nextParttern =>
{
Query(_nextParttern, transformResultDict);
}, currentParttern);
kvActionList.Add(kvActionItem);
excutor.ExcuteWait(kvActionList, HandlerNumber);
}
break;
}
}
//处理下一页
if (parttern.PageParameter != null)
{
var pageNaviElements = driver.FindElements(By.CssSelector(".paginate a"));
foreach (var eleItem in pageNaviElements)
{
var targetHref = eleItem.GetAttribute("href");
if (targetHref == "#")
{
continue;
}
var targetClass = eleItem.GetAttribute("class");
if (targetClass.Contains("pg_prev"))
{
continue;
}
if (targetClass.Contains("page"))
{
Query(new QueryParttern
{
CurrentUrl = targetHref,
PageParameter = "page",
NextUrlParttern = parttern.NextUrlParttern,
NextParttern = parttern.NextParttern
}, transformResultDict);
}
else
{
Query(new QueryParttern
{
CurrentUrl = targetHref,
NextUrlParttern = parttern.NextUrlParttern,
NextParttern = parttern.NextParttern
}, transformResultDict);
}
}
}
//process nextUrl
if (parttern.NextUrlParttern != null)
{
var targetNextElements = driver.FindElements(By.CssSelector(parttern.NextUrlParttern));
//#warning test , please remove take function()
var targetNextUrlArr = targetNextElements.Select(x => x.GetAttribute("href"));
var actionList = new List <Action <QueryParttern> >();
List <KeyValuePair <Action <QueryParttern>, QueryParttern> > kvActionList = new List <KeyValuePair <Action <QueryParttern>, QueryParttern> >();
foreach (var urlItem in targetNextUrlArr)
{
var nextParttern = parttern.NextParttern.Clone() as QueryParttern;
nextParttern.CurrentUrl = urlItem;
var kvActionItem = new KeyValuePair <Action <QueryParttern>, QueryParttern>(_nextParttern =>
{
Query(_nextParttern, transformResultDict);
}, nextParttern);
kvActionList.Add(kvActionItem);
}
//ThreadExcutor<QueryParttern>.ExcuteAsync(kvActionList).ConfigureAwait(false);
excutor.ExcuteWait(kvActionList, HandlerNumber);
}
driver.Quit();
}
catch (Exception exc)
{
Console.WriteLine(exc.Message);
}
}
public void Query(QueryParttern parttern)
{
try
{
var runner = new PhantomRunner();
var driver = (PhantomJSDriver)runner.Create(parttern.CurrentUrl);
if (driver == null)
{
Console.WriteLine("driver null");
Console.WriteLine(parttern.CurrentUrl);
return;
}
driverQueue.Enqueue(driver);
//process current
if (parttern.QueryTarget != null)
{
var resultDic = new List <SpiderResultDicionary>();
var resultList = new List <SpiderQueryResult>();
foreach (var queryTarge in parttern.QueryTarget)
{
var result = new SpiderQueryResult();
foreach (var queryItem in queryTarge.Query)
{
result.KeyName = queryTarge.PartternName;
result.QueryResult = driver.GetSpiderResults(queryItem);
}
resultList.Add(result);
}
resultDic.Add(new SpiderResultDicionary
{
QueryName = driver.Title,
QueryResult = resultList
});
allResultCollection.Add(resultDic);
if (OnEveryGetResult != null)
{
OnEveryGetResult(resultDic);
}
}
if (parttern.LoadMore != null)
{
switch (parttern.LoadMore.Operation)
{
case "click":
var clickElement = driver.FindElement(By.CssSelector(parttern.LoadMore.LoadMoreParttern));
if (clickElement != null)
{
for (int i = 0; i < parttern.LoadMore.ExcuteTime; i++)
{
clickElement.Click();
Thread.Sleep(parttern.LoadMore.WatingTimeSeconds * 1000);
}
}
break;
case "script":
for (int i = 0; i < parttern.LoadMore.ExcuteTime; i++)
{
driver.ExecuteScript(parttern.LoadMore.LoadMoreParttern);
Thread.Sleep(parttern.LoadMore.WatingTimeSeconds * 1000);
}
break;
case "url":
var nextPage = driver.FindElement(By.CssSelector(".ui-page-inner a:last-child"));
if (nextPage.Text.Contains("下一页"))
{
var currentParttern = parttern.Clone() as QueryParttern;
currentParttern.CurrentUrl = nextPage.GetAttribute("href");
var kvActionList = new List <KeyValuePair <Action <QueryParttern>, QueryParttern> >();
var kvActionItem = new KeyValuePair <Action <QueryParttern>, QueryParttern>(_nextParttern =>
{
Query(_nextParttern);
}, currentParttern);
kvActionList.Add(kvActionItem);
excutor.ExcuteWait(kvActionList, 64);
}
break;
}
}
if (parttern.PageParameter != null)
{
var pageNaviElements = driver.FindElements(By.CssSelector(".paginate a"));
foreach (var eleItem in pageNaviElements)
{
var targetHref = eleItem.GetAttribute("href");
if (targetHref == "#")
{
continue;
}
var targetClass = eleItem.GetAttribute("class");
if (targetClass.Contains("pg_prev"))
{
continue;
}
if (targetClass.Contains("page"))
{
Query(new QueryParttern
{
CurrentUrl = targetHref,
PageParameter = "page",
NextUrlParttern = parttern.NextUrlParttern,
NextParttern = parttern.NextParttern
});
}
else
{
Query(new QueryParttern
{
CurrentUrl = targetHref,
NextUrlParttern = parttern.NextUrlParttern,
NextParttern = parttern.NextParttern
});
}
}
}
//process nextUrl
if (parttern.NextUrlParttern != null)
{
var targetNextElements = driver.FindElements(By.CssSelector(parttern.NextUrlParttern));
//#warning test , please remove take function()
var targetNextUrlArr = targetNextElements.Select(x => x.GetAttribute("href"));
var actionList = new List <Action <QueryParttern> >();
List <KeyValuePair <Action <QueryParttern>, QueryParttern> > kvActionList = new List <KeyValuePair <Action <QueryParttern>, QueryParttern> >();
foreach (var urlItem in targetNextUrlArr)
{
var nextParttern = parttern.NextParttern.Clone() as QueryParttern;
nextParttern.CurrentUrl = urlItem;
var kvActionItem = new KeyValuePair <Action <QueryParttern>, QueryParttern>(_nextParttern =>
{
Query(_nextParttern);
}, nextParttern);
kvActionList.Add(kvActionItem);
}
//ThreadExcutor<QueryParttern>.ExcuteAsync(kvActionList).ConfigureAwait(false);
excutor.ExcuteWait(kvActionList, 64);
}
driver.Quit();
}
catch (Exception exc)
{
Console.WriteLine(exc.Message);
}
}
public void Run(QueryParttern queryParttern)
{
throw new NotImplementedException();
}