/// <summary>
/// 将期刊信息保存到数据库
/// </summary>
private void ProcessForButtonSavetoDatabase()
{
//if (journalList == null) return;
CategoryWebsiteBLL categoryWebsiteBLL = new CategoryWebsiteBLL();
IList<CategoryWebsite> categoryWebsiteList = categoryWebsiteBLL.GetAllCategoryWebsites();
foreach(CategoryWebsite cate in categoryWebsiteList)
{
webUrl[0] = cate.Website;
int count = cate.WebsiteCount;
int id = cate.CategoryWebsiteID;
int num = count / 10;
if (count % 10 > 0)
num++;
string folderName = Tools.GetFolderName(webUrl[0]);
string filePath = directoryPath + folderName;
for(int i = 0; i < num; i++)
{
webUrl[0] = filePath + (i + 1) + ".html";
journalList = ExtractJournals(directoryPath, webUrl);
JournalBLL journalBusiness = new JournalBLL();
foreach (Journal jnlInfo in journalList)
{
try
{
jnlInfo.CategoryWebsiteID = id;
journalBusiness.Add(jnlInfo);
}
catch (Exception ex_for1)
{
continue;
textBoxDisplay.AppendText(ex_for1.ToString() + newLine);
}
textBoxDisplay.AppendText(twoLine);
}
textBoxDisplay.AppendText(twoLine + "All Journals are saved!" + twoLine);
buttonSaveToDatabase.Text = "Conserve To Database";
}
}
//paperBusiness.RemoveDuplicate();
//authorBusiness.RemoveDuplicate();
buttonSaveToDatabase.Enabled = true;
buttonDownloadJournal.Enabled = true;
buttonSettings.Enabled = true;
}
/// <summary>
/// 从下载到本地的期刊页面中读取所有需要的信息
/// </summary>
/// <param name="directoryPath">下面下载后所在路径</param>
/// <param name="webUrl">页面网址（决定了所在的本地文件夹）</param>
/// <returns>信息列表</returns>
private List<Journal> ExtractJournals(string directoryPath, string[] webUrl)
{
JournalBLL journalBLL = new JournalBLL();
List<Journal> jnlInfoList = new List<Journal>();
try
{
if (Tools.FileExsits(webUrl[0]) == false)
return null;
string text = Tools.ReadFile(webUrl[0]);
int curPos = 0;
string journalFlag = "<div class=\"data\">";
while (curPos < text.Length)
{
curPos = text.IndexOf(journalFlag, curPos);
if (curPos == -1)
break;
Journal jnlInfo = new Journal();
jnlInfo.JournalName = Tools.DeleteStringInParent(Tools.StringExtractor(text, "<b>", "</b>", curPos), '<', '>').Trim();
jnlInfo.JournalName = Tools.DeleteBeginAndEndIllegalChar(jnlInfo.JournalName);
//ISSN and EISSN
curPos = text.IndexOf("<div style=\"color: #585858\">", curPos);
string temp = Tools.StringExtractor(text, "</strong>:", "<br>", curPos);
IList<string> ISSNAndEISSN = Tools.GetISSNAndEISSN(Tools.DeleteBeginAndEndIllegalChar(temp));
if (ISSNAndEISSN.Count == 2)
{
jnlInfo.ISSN = ISSNAndEISSN[0];
jnlInfo.EISSN = ISSNAndEISSN[1];
}
else if (ISSNAndEISSN.Count == 1)
{
jnlInfo.ISSN = ISSNAndEISSN[0];
}
//publisher
curPos = text.IndexOf("<br>", curPos);
jnlInfo.Publisher = Tools.DeleteBeginAndEndIllegalChar(Tools.StringExtractor(text, "</strong>:", "<br>", curPos));
//subject
curPos = text.IndexOf("<br><strong>Subject</strong>", curPos);
int nextPos = text.IndexOf("<br><b>Country</b>", curPos);
string subjectStr = "";
while (curPos < nextPos)
{
string temp2 = Tools.DeleteBeginAndEndIllegalChar(Tools.StringExtractor(text, "\">", "</a>", curPos));
if (text.IndexOf(temp2) > nextPos)
break;
else
subjectStr += temp2 + ",";
curPos = text.IndexOf("\">", curPos) + 2;
}
if (subjectStr.Length != 0)
subjectStr = subjectStr.Substring(0, subjectStr.Length - 1);
jnlInfo.Subject = subjectStr;
curPos = nextPos;
//country
//language
curPos = text.IndexOf("<b>Language</b>", curPos);
jnlInfo.JournalLanguage = Tools.DeleteBeginAndEndIllegalChar(Tools.StringExtractor(text, "</b>:", "</br>", curPos));
//start year
curPos = text.IndexOf("<b>Start year</b>", curPos);
jnlInfo.StartYear = Tools.DeleteBeginAndEndIllegalChar(Tools.StringExtractor(text, "</b>", "</b>", curPos));
//fee
curPos = text.IndexOf("<b>Publication fee</b>", curPos);
jnlInfo.PublicationFee = Tools.DeleteBeginAndEndIllegalChar(Tools.StringExtractor(text, "\">", "</span>", curPos));
jnlInfoList.Add(jnlInfo);
}
}
catch (Exception ex)
{
textBoxDisplay.AppendText(ex.ToString() + newLine);
}
return jnlInfoList;
}
