public FrmGatherWorker()
{
InitializeComponent();
cmbDefaultEncode.SelectedIndex = 0;
_httpRequest = new HttpClient();
_httpRequest.AllowAutoRedirect = true;
string[] files = Directory.GetFiles(SysConfig.TaskConfigPath, "*.xml");
cmbTaskList.DataSource = files;
if (files.Length > 0)
{
LoadGatherConfig();
}
rtxtMessage.LinkClicked += rtxtMessage_LinkClicked;
}
/// <summary>
/// 检查任务参数输入是否正确
/// </summary>
/// <returns></returns>
private bool CheckInput()
{
if (string.IsNullOrEmpty(txtTaskName.Text))
{
MessageBox.Show("任务名称输入为空", "网络采集器", MessageBoxButtons.OK, MessageBoxIcon.Error);
txtTaskName.Focus();
return false;
}
if (!RequestHelper.IsUrl(txtStartUrl.Text))
{
MessageBox.Show("开始网址输入为空", "网络采集器", MessageBoxButtons.OK, MessageBoxIcon.Error);
txtStartUrl.Focus();
return false;
}
if (string.IsNullOrEmpty(txtWebTitle.Text))
{
MessageBox.Show("网页标题正则输入为空", "网络采集器", MessageBoxButtons.OK, MessageBoxIcon.Error);
txtWebTitle.Focus();
return false;
}
if (string.IsNullOrEmpty(txtWebContent.Text))
{
MessageBox.Show("网页内容正则输入为空", "网络采集器", MessageBoxButtons.OK, MessageBoxIcon.Error);
txtWebContent.Focus();
return false;
}
if (string.IsNullOrEmpty(txtContentPageUrl.Text))
{
MessageBox.Show("下一个网页正则输入为空", "网络采集器", MessageBoxButtons.OK, MessageBoxIcon.Error);
txtContentPageUrl.Focus();
return false;
}
string savePath = txtSavePath.Text;
if (string.IsNullOrEmpty(savePath) || !Directory.Exists(savePath))
{
MessageBox.Show("保存路径输入错误", "网络采集器", MessageBoxButtons.OK, MessageBoxIcon.Error);
txtSavePath.Focus();
return false;
}
if (string.IsNullOrEmpty(cmbDefaultEncode.Text))
{
MessageBox.Show("默认编码输入为空", "网络采集器", MessageBoxButtons.OK, MessageBoxIcon.Error);
cmbDefaultEncode.Focus();
return false;
}
Encoding ed = Encoding.GetEncoding(cmbDefaultEncode.Text);
_httpRequest = new HttpClient();
_httpRequest.Encoder = ed;
return true;
}
public Worker(HttpClient httpRequest, Config config, Task task)
{
_httpRequest = httpRequest;
_config = config;
_task = task;
}
