351 lines
12 KiB
C#
351 lines
12 KiB
C#
using AllBase;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace Work.Api
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{
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public class FromTitleToCatTaobao
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{
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/// <summary>
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/// 用标题计算分类
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/// </summary>
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/// <param name="title"></param>
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/// <returns></returns>
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public static int Get(string title, bool IsGetMoreCatid = false)
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{
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title = BaseRegex.Clear(title, @"([\d]+)");
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char[] k = "[]\\/ -+=.【】｛｝；，。,.：:;*（）()@！!&{}".ToCharArray();
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foreach (char c in k)
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title = title.Replace(c.ToString(), "");
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string[] keys = "批发,新款,特价,热卖,定制,定做,热卖,正品,包邮,正品,出售,新品,厂家,直销,自营,跨境,爆款,批发,品牌,一件,代发,清仓,直供,外贸".Split(',');
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foreach (string c in keys)
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title = title.Replace(c, "");
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if (string.IsNullOrEmpty(title) || title.Length < 2)
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return 0;
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Dictionary<int, int> cats = new Dictionary<int, int>();
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string apiUrl = "http://tcat.qixiaoke.com/taobao/keyword.php?keyword=";
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string html = GetHtml.Utf8(apiUrl + GetHtml.UrlEncodeUtf8(title));
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if (!string.IsNullOrEmpty(html))
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{
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string[] l = html.Split(',');
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foreach (string ss in l)
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{
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if (string.IsNullOrEmpty(ss))
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continue;
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int s = int.Parse(ss);
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if (cats.ContainsKey(s))
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cats[s]++;
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else
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cats.Add(s, 1);
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}
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int top = 0;
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int all = 0;
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int catId = 0;
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foreach (KeyValuePair<int, int> cat in cats)
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{
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if (top < cat.Value)
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{
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top = cat.Value;
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catId = cat.Key;
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}
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all += cat.Value;
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}
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return catId;
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}
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int Step = 2;
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int half = title.Length / 2;
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string key1 = title.Substring(0, half);
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string key2 = title.Substring(half);
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SetCats(key1, ref cats);
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SetCats(key2, ref cats);
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int cid = GetMaxCount(ref cats, title.Length > 8 ? 4 : 16);
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if (IsGetMoreCatid && cats.Count > 5)
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{
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return cid;
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}
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else if (cats.Count > 0 && !IsGetMoreCatid)
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{
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return cid;
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}
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Step = 4;
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AddCount(ref cats);
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int four = title.Length / 4;
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if (four < 2)//没法继续细分了
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return GetMaxCount(ref cats, 4096);
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for (int i = 0; i < 4; i++)
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{
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string key = title.Substring(i * four, four);
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SetCats(key, ref cats);
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}
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cid = GetMaxCount(ref cats, title.Length > 16 ? 16 : 64);
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if (cid > 0)
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return cid;
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AddCount(ref cats);
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Step = 8;
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int eigth = title.Length / 8;
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if (eigth < 2)
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return GetMaxCount(ref cats, 4096);
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for (int i = 0; i < 8; i++)
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{
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string key = title.Substring(i * eigth, eigth);
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SetCats(key, ref cats);
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}
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return GetMaxCount(ref cats, 4096);
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}
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public static string GetCategory(string title)
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{
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if (string.IsNullOrEmpty(title)) return string.Empty;
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string name = title;
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title = BaseRegex.Clear(title, @"([\d]+)");
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char[] k = "[]\\/ -+=.【】｛｝；，。,.：:;*（）()@！!&{}".ToCharArray();
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foreach (char c in k)
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title = title.Replace(c.ToString(), "");
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string[] keys = "批发,新款,特价,热卖,定制,定做,热卖,正品,包邮,正品,出售,新品,厂家,直销,自营,跨境,爆款,批发,品牌,一件,代发,清仓,直供,外贸".Split(',');
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foreach (string c in keys)
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title = title.Replace(c, "");
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if (string.IsNullOrEmpty(title) || title.Length < 2)
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return string.Empty;
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Dictionary<int, int> cats = new Dictionary<int, int>();
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string apiUrl = "http://tcat.qixiaoke.com/taobao/keyword.php?keyword=";
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string html = GetHtml.Utf8(apiUrl + GetHtml.UrlEncodeUtf8(title));
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if (!string.IsNullOrEmpty(html))
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{
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string[] l = html.Split(',');
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foreach (string ss in l)
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{
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if (string.IsNullOrEmpty(ss))
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continue;
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int s = int.Parse(ss);
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if (cats.ContainsKey(s))
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cats[s]++;
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else
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cats.Add(s, 1);
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}
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int top = 0;
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int all = 0;
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int catId = 0;
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foreach (KeyValuePair<int, int> cat in cats)
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{
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if (top < cat.Value)
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{
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top = cat.Value;
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catId = cat.Key;
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}
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all += cat.Value;
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}
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return name + ":" + catId;
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}
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int Step = 2;
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int half = title.Length / 2;
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string key1 = title.Substring(0, half);
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string key2 = title.Substring(half);
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SetCats(key1, ref cats);
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SetCats(key2, ref cats);
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int cid = GetMaxCount(ref cats, title.Length > 8 ? 4 : 16);
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if (cid > 0)
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return name + ":" + cid;
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Step = 4;
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AddCount(ref cats);
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int four = title.Length / 4;
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if (four < 2)//没法继续细分了
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return name + ":" + GetMaxCount(ref cats, 4096);
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for (int i = 0; i < 4; i++)
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{
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string key = title.Substring(i * four, four);
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SetCats(key, ref cats);
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}
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cid = GetMaxCount(ref cats, title.Length > 16 ? 16 : 64);
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if (cid > 0)
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return name + ":" + cid;
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AddCount(ref cats);
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Step = 8;
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int eigth = title.Length / 8;
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if (eigth < 2)
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return name + ":" + GetMaxCount(ref cats, 4096);
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for (int i = 0; i < 8; i++)
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{
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string key = title.Substring(i * eigth, eigth);
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SetCats(key, ref cats);
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}
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return name + ":" + GetMaxCount(ref cats, 4096);
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}
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/// <summary>
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/// 用标题计算分类(为了保证防止跟之前冲突 特意写个方法)
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/// </summary>
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/// <param name="title"></param>
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/// <returns></returns>
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public int GetCataryId(string title, out Dictionary<int, int> DicTbCatId)
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{
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Dictionary<int, int> DicTbCatIdTemp = new Dictionary<int, int>();
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title = BaseRegex.Clear(title, @"([\d]+)");
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char[] k = "[]\\/ -+=.【】｛｝；，。,.：:;*（）()@！!&{}".ToCharArray();
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foreach (char c in k)
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title = title.Replace(c.ToString(), "");
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string[] keys = "批发,新款,特价,热卖,定制,定做,热卖,正品,包邮,正品,出售,新品,厂家,直销,自营,跨境,爆款,批发,品牌,一件,代发,清仓,直供,外贸".Split(',');
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foreach (string c in keys)
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title = title.Replace(c, "");
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DicTbCatId = DicTbCatIdTemp;
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if (string.IsNullOrEmpty(title) || title.Length < 2)
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return 0;
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Dictionary<int, int> cats = new Dictionary<int, int>();
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string apiUrl = "http://tcat.qixiaoke.com/taobao/keyword.php?keyword=";
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string html = GetHtml.Utf8(apiUrl + GetHtml.UrlEncodeUtf8(title));
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if (!string.IsNullOrEmpty(html))
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{
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string[] l = html.Split(',');
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foreach (string ss in l)
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{
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if (string.IsNullOrEmpty(ss))
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continue;
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int s = int.Parse(ss);
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if (cats.ContainsKey(s))
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cats[s]++;
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else
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cats.Add(s, 1);
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}
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int top = 0;
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int all = 0;
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int catId = 0;
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foreach (KeyValuePair<int, int> cat in cats)
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{
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if (top < cat.Value)
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{
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top = cat.Value;
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catId = cat.Key;
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}
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all += cat.Value;
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}
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return catId;
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}
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int Step = 2;
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int half = title.Length / 2;
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string key1 = title.Substring(0, half);
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string key2 = title.Substring(half);
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SetCats(key1, ref cats);
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SetCats(key2, ref cats);
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int cid = GetMaxCount(ref cats, title.Length > 8 ? 4 : 16);
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DicTbCatId = cats;
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if (cats.Count > 5)
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{
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return cid;
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}
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Step = 4;
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AddCount(ref cats);
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DicTbCatId = cats;
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int four = title.Length / 4;
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if (four < 2)//没法继续细分了
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return GetMaxCount(ref cats, 4096);
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for (int i = 0; i < 4; i++)
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{
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string key = title.Substring(i * four, four);
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SetCats(key, ref cats);
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}
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cid = GetMaxCount(ref cats, title.Length > 16 ? 16 : 64);
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DicTbCatId = cats;
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if (cid > 0)
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return cid;
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AddCount(ref cats);
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Step = 8;
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int eigth = title.Length / 8;
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DicTbCatId = cats;
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if (eigth < 2)
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return GetMaxCount(ref cats, 4096);
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for (int i = 0; i < 8; i++)
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{
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string key = title.Substring(i * eigth, eigth);
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SetCats(key, ref cats);
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}
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DicTbCatId = cats;
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return GetMaxCount(ref cats, 4096);
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}
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/// <summary>
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/// 根据关键词获取相关分类
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/// </summary>
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/// <param name="key"></param>
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/// <param name="cats"></param>
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public static void SetCats(string key, ref Dictionary<int, int> cats)
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{
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string apiUrl = "http://tcat.qixiaoke.com/taobao/keyword.php?keyword=";
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string html = GetHtml.Utf8(apiUrl + GetHtml.UrlEncodeUtf8(key));
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if (!string.IsNullOrEmpty(html))
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{
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string[] l = html.Split(',');
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foreach (string ss in l)
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{
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if (string.IsNullOrEmpty(ss))
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continue;
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int s = int.Parse(ss);
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if (cats.ContainsKey(s))
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cats[s]++;
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else
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cats.Add(s, 1);
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}
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}
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}
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/// <summary>
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/// 根据倍数判断是否要取得准确结果
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/// </summary>
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/// <param name="cats"></param>
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/// <param name="times"></param>
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/// <returns></returns>
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public static int GetMaxCount(ref Dictionary<int, int> cats, int times)
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{
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int top = 0;
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int all = 0;
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int catId = 0;
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foreach (KeyValuePair<int, int> cat in cats)
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{
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if (top < cat.Value)
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{
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top = cat.Value;
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catId = cat.Key;
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}
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all += cat.Value;
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}
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if (all / times < top)
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return catId;
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return 0;
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}
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/// <summary>
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/// 权值翻倍
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/// </summary>
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/// <param name="cats"></param>
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public static void AddCount(ref Dictionary<int, int> cats)
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{
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try
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{
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foreach (KeyValuePair<int, int> cat in cats)
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{
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cats[cat.Key] *= 2;
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}
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}
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catch
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{
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}
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}
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}
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}
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