Sharepoint 中读取得不同类型SPField 时的处理方式之一

最新推荐文章于 2025-05-16 10:00:00 发布

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#sharepoint #string #hyperlink

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本文介绍了一种从带有特定标记的字符串中提取数据的方法，包括查找特定字符序列以分割和处理字符串，适用于多种字段类型如查找引用或用户输入、计算字段、多选字段和超链接字段。

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        private string GetDataFromLookUpOrUser(string tempString)
        {
            string temp = "";
            string temp2 = "";
            string temp3 = "";
            string temp4 = "";
            int count = 0;
            Boolean start = true;
            for (int i = 0; i < tempString.Length; i++)
            {
                temp += tempString.Substring(i, 1);
                if (i < tempString.Length - 1)
                {
                    if (tempString.Substring(i, 2) == "#^")
                    {
                        if (start == true)
                        {
                            temp2 = temp.Substring(0, temp.Length - 1);
                            temp = "";
                            i++;
                            start = false;
                        }
                    }
                    else if (tempString.Substring(i, 2) == "^#")
                    {
                        temp3 += temp.Substring(1, temp.Length - 2);
                        temp = "";
                        i++;
                        start = true;
                        count = 0;
                        temp4 += temp2 + temp3;
                        temp3 = "";
                    }
                    else if (tempString.Substring(i, 2) == ";#" && start == false)
                    {
                        count++;
                        if (count % 2 == 0)
                        {
                            temp3 += temp.Substring(1, temp.Length - 2);
                            temp3 = temp3 + ",";
                            temp = "";
                            i++;
                        }
                        else
                        {
                            temp = "";
                        }
                    }
                }
            }
            return temp4 + temp;
        }

        private string GetDataFromCalculatedField(string tempString)
        {
            string temp = "";
            string temp2 = "";
            string temp3 = "";
            string temp4 = "";
            int count = 0;
            Boolean start = true;
            for (int i = 0; i < tempString.Length; i++)
            {
                temp += tempString.Substring(i, 1);
                if (i < tempString.Length - 1)
                {
                    if (tempString.Substring(i, 2) == "#%")
                    {
                        if (start == true)
                        {
                            temp2 = temp.Substring(0, temp.Length - 1);
                            temp = "";
                            i++;
                            start = false;
                        }
                    }
                    else if (tempString.Substring(i, 2) == "%#")
                    {
                        temp3 += temp.Substring(1, temp.Length - 2);
                        temp = "";
                        i++;
                        start = true;
                        count = 0;
                        temp4 += temp2 + temp3;
                        temp3 = "";
                    }
                    else if (tempString.Substring(i, 2) == ";#" && start == false)
                    {
                        count++;
                        if (count % 2 == 0)
                        {
                            temp3 += temp.Substring(1, temp.Length - 2);
                            temp3 = temp3 + ",";
                            temp = "";
                            i++;
                        }
                        else
                        {
                            temp = "";
                        }
                    }
                }
            }
            return temp4 + temp;
        }

        private string GetDataFromMultipleChoice(string tempString)
        {
            string temp = "";
            string temp2 = "";
            string temp3 = "";
            string temp4 = "";
            Boolean start = true;
            for (int i = 0; i < tempString.Length; i++)
            {
                temp += tempString.Substring(i, 1);
                if (i < tempString.Length - 3)
                {
                    if (tempString.Substring(i, 4) == "#*MC")
                    {
                        if (start == true)
                        {
                            temp2 = temp.Substring(0, temp.Length - 1);
                            temp = "";
                            i += 3;
                            start = false;
                        }
                    }
                    else if (tempString.Substring(i, 4) == "MC*#")
                    {
                        temp = "";
                        i += 3;
                        start = true;
                        temp4 += temp2 + temp3.Substring(0, temp3.Length - 1);
                    }
                    else if (tempString.Substring(i, 2) == ";#")
                    {
                        temp3 += temp.Substring(0, temp.Length - 1);
                        temp3 = temp3 + ",";
                        temp = "";
                        i++;
                    }
                }
            }
            return temp4 + temp;
        }

        /// <summary>
        /// 取得 HyperLink 类型的值
        /// </summary>
        /// <param name="strValue"></param>
        /// <returns></returns>
        private string GetDataFromHyperLink(string strValue)
        {
            if (strValue == "")
            {
                return "";
            }

            if (strValue.IndexOf(",") > 0)
            {
                return strValue.Substring(0, strValue.IndexOf(","));
            }
            else
            {
                return strValue;
            }
        }