protected void Page_Load(object sender, EventArgs e)
{
Skybot.Collections.Analyse.SingleListPageAnalyse ListPageAnalyse = new Skybot.Collections.Analyse.SingleListPageAnalyse("https://www.biquge5200.cc/76_76271/");
//处理url
Filter114Zw(ListPageAnalyse);
XMLDocuentAnalyse documentAnalyse = new Skybot.Collections.Analyse.XMLDocuentAnalyse()
{
IndexPageUrl = new Skybot.Collections.Analyse.ListPageContentUrl()
{
index = 0, Title = "书名", Url = new Uri(ListPageAnalyse.IndexPageUrl)
}
};
//初始化内容分析器
var regex = documentAnalyse.GetPathExpression(documentAnalyse.IndexPageUrl, ListPageAnalyse.ListPageContentUrls);
}
/// <summary>
/// 得到文章的内容
/// </summary>
/// <param name="o">记录</param>
/// <param name="entities">数据库操作实体</param>
private void GetContents(TygModel.书名表 o, TygModel.Entities entities)
{
//得到
Skybot.Collections.Analyse.SingleListPageAnalyse ListPageAnalyse = null;
Skybot.Collections.Analyse.XMLDocuentAnalyse documentAnalyse = null;
//打印状态
System.Diagnostics.Debug.WriteLine("开始采集:" + o.书名 + " 目录:" + o.采集用的URL1);
//得到转换后的对应分析器
List <Task> tasks = new List <Task>();
tasks.Add(Task.Factory.StartNew(() =>
{
ListPageAnalyse = new Skybot.Collections.Analyse.SingleListPageAnalyse(o.采集用的URL1);
documentAnalyse = new Skybot.Collections.Analyse.XMLDocuentAnalyse()
{
IndexPageUrl = new Skybot.Collections.Analyse.ListPageContentUrl()
{
index = 0, Title = o.书名, Url = new Uri(o.采集用的URL1)
}
};
try
{
//初始化内容分析器
documentAnalyse.GetPathExpression(documentAnalyse.IndexPageUrl, ListPageAnalyse.ListPageContentUrls);
}
catch (Exception)
{
}
}));
try
{
//等待添加页面列表分析完成 5 分钟没有完成则表示超时
System.Threading.Tasks.Task.WaitAll(tasks.ToArray(), TimeSpan.FromMinutes(5));
}
catch (AggregateException ex)
{
ex.Handle((exx) =>
{
System.Diagnostics.Debug.WriteLine(exx.Message + "|||||" + exx.StackTrace);
return(true);
});
}
//如果数据有效
if (ListPageAnalyse != null && documentAnalyse != null && documentAnalyse.PathExpression != null)
{
//得到已经存在的记录
var docentitys = o.文章表.ToList();
var docs = docentitys.Select(p => p.章节名.Trim());
//打印状态
System.Diagnostics.Debug.WriteLine("内容共:" + ListPageAnalyse.ListPageContentUrls.Count + "条记录");
//将章节列表索引转换成为扩展实体数据
List <UrlExtentEntity> entitys = ListPageAnalyse.ListPageContentUrls.Select(p => new UrlExtentEntity()
{
index = p.index, Indexs = p.Indexs, Title = p.Title, Url = p.Url
}).ToList();
//开始采集数据
for (int k = 0; k < entitys.Count; k++)
{
//上一条记录
UrlExtentEntity PreviousItem = null; // entitys[k - 1];
//当前记录
UrlExtentEntity CurrentItem = null; // entitys[k];
//下一条记录
UrlExtentEntity NextItem = null; // entitys[k + 1];
//当前记录
CurrentItem = entitys[k];
//看看记录是不是已经存在了 如果存在则不进行更新
if (!docs.Contains(CurrentItem.Title.Trim()))
{
#region 值
//上一条记录
if (k - 1 >= 0)
{
PreviousItem = entitys[k - 1];
//如果上一章节已经存在了则就用数据库中的记录
var Temprecords = docentitys.Where(p => p.章节名.Trim() == PreviousItem.Title.Trim());
if (Temprecords.Count() > 0)
{
PreviousItem.Token = Temprecords.ElementAt(0).本记录GUID.ToString();
//设置本记录ID
CurrentItem.Token = Temprecords.ElementAt(0).一章.Value.ToString();
}
}
//下一条记录
if (k + 1 < entitys.Count)
{
NextItem = entitys[k + 1];
}
#endregion
//当前章节的GUID
if (CurrentItem.Token.Length < 10)
{
CurrentItem.Token = Guid.NewGuid().ToString();
}
//产生下一章节的GUID
if (NextItem != null && NextItem.Token.Length < 10)
{
NextItem.Token = Guid.NewGuid().ToString();
//如果上一章节已经存在了则就用数据库中的记录
var Temprecords = docentitys.Where(p => p.章节名.Trim() == CurrentItem.Title.Trim());
if (Temprecords.Count() > 0)
{
NextItem.Token = Temprecords.ElementAt(0).一章.Value.ToString();
}
}
//得到内容
string content = "";
try
{
content = documentAnalyse.GetContent(CurrentItem.Url.GetWeb());
}
catch
{
}
//添加到数据库
entities.AddTo文章表(new TygModel.文章表()
{
GUID = o.GUID,
书名 = o.书名,
分类标识 = o.分类标识,
本记录GUID = Guid.Parse(CurrentItem.Token),
创建时间 = DateTime.Now,
分类名称 = o.分类表.分类名称,
章节名 = CurrentItem.Title,
一章 = PreviousItem == null ? Guid.Empty :Guid.Parse(PreviousItem.Token),
一章 = NextItem == null ? Guid.Empty : Guid.Parse(NextItem.Token),
最后访问时间 = DateTime.Now,
内容 = content,
采集用的URL1 = CurrentItem.Url.ToString()
});
//打印状态
System.Diagnostics.Debug.WriteLine("采集内容:" + CurrentItem.Title + "成功,正文长度:" + content.Length);
}
else
{
//如果记录的内容比较少则更新内容
var Temprecords = docentitys.Where(p => p.章节名.Trim() == CurrentItem.Title.Trim());
if (Temprecords.Count() > 0)
{
//如果内容无效
if ( //中文小于6
string.Join("", System.Text.RegularExpressions.Regex.Matches(Temprecords.ElementAt(0).内容, @"[\u4e00-\u9fa5\d\w１２３４５６７８９～！!·＃￥％……—＊（）——＋／”》“‘’，；。、？，：…《]+[\u4e00-\u9fa5１２３４５６７８９～！!·＃￥％……—＊（!）——＋／”》“‘，’\r\n；。、？，：…《]", System.Text.RegularExpressions.RegexOptions.Multiline)
.Cast <System.Text.RegularExpressions.Match>().Select(p => p.Value).ToArray()
).Length < 6
)
{
//更新记录
var reccords = o.文章表.Where(p => p.章节名.Trim() == CurrentItem.Title.Trim());
if (reccords.Count() > 0)
{
var record = reccords.ElementAt(0);
try
{
record.采集用的URL1 = CurrentItem.Url.ToString();
record.内容 = documentAnalyse.GetContent(CurrentItem.Url.GetWeb());
}
catch { }
//打印状态
System.Diagnostics.Debug.WriteLine("更新记录:" + CurrentItem.Title + "成功,正文长度:" + record.内容.Length);
}
}
}
}
}
}
}