/*
// 构造表达一个册所在的当年期号、总期号、卷号的字符串
public static string BuildItemVolumeString(string strIssue,
string strZong,
string strVolume)
{
string strResult = "";
if (String.IsNullOrEmpty(strIssue) == false)
strResult += "no." + strIssue;
if (String.IsNullOrEmpty(strZong) == false)
{
if (strResult != "")
strResult += ", ";
strResult += "总." + strZong;
}
if (String.IsNullOrEmpty(strVolume) == false)
{
if (strResult != "")
strResult += ", ";
strResult += "v." + strVolume;
}
return strResult;
}
* */
// 解析no.序列
public static int ExpandNoString(string strText,
string strDefaultYear,
out List<VolumeInfo> infos,
out string strError)
{
strError = "";
infos = new List<VolumeInfo>();
string strCurrentYear = strDefaultYear;
string[] no_parts = strText.Split(new char[] { ',', ':', ';', '，', '：', '；' }); // ':' ';' 是为了兼容某个阶段的临时用法 2001:no.1-2;2002:no.1-12
for (int i = 0; i < no_parts.Length; i++)
{
string strPart = no_parts[i].Trim();
if (String.IsNullOrEmpty(strPart) == true)
continue;
if (StringUtil.IsNumber(strPart) == true
&& strPart.Length == 4)
{
strCurrentYear = strPart;
continue;
}
// 去掉"no."部分
if (StringUtil.HasHead(strPart, "no.") == true)
{
strPart = strPart.Substring(3).Trim();
}
// TODO: 没有"no."开头的，是否警告?
if (String.IsNullOrEmpty(strPart) == true)
continue;
List<string> nos = null;
try
{
nos = ExpandSequence(strPart);
}
catch (Exception ex)
{
strError = "序列 '" + strPart + "' 格式错误:" + ex.Message;
return -1;
}
for (int j = 0; j < nos.Count; j++)
{
string strNo = nos[j];
if (String.IsNullOrEmpty(strCurrentYear) == true)
{
strError = "当遇到 '" + strNo + "' 的时候，没有必要的年份信息，无法解析no.序列信息";
return -1;
}
VolumeInfo info = new VolumeInfo();
info.IssueNo = strNo;
info.Year = strCurrentYear;
infos.Add(info);
}
}
return 0;
}
/*
* // 构造表达一个册所在的当年期号、总期号、卷号的字符串
* public static string BuildItemVolumeString(string strIssue,
* string strZong,
* string strVolume)
* {
* string strResult = "";
* if (String.IsNullOrEmpty(strIssue) == false)
* strResult += "no." + strIssue;
*
* if (String.IsNullOrEmpty(strZong) == false)
* {
* if (strResult != "")
* strResult += ", ";
* strResult += "总." + strZong;
* }
*
* if (String.IsNullOrEmpty(strVolume) == false)
* {
* if (strResult != "")
* strResult += ", ";
* strResult += "v." + strVolume;
* }
*
* return strResult;
* }
* */
// 解析no.序列
public static int ExpandNoString(string strText,
string strDefaultYear,
out List <VolumeInfo> infos,
out string strError)
{
strError = "";
infos = new List <VolumeInfo>();
string strCurrentYear = strDefaultYear;
string[] no_parts = strText.Split(new char[] { ',', ':', ';', '，', '：', '；' }); // ':' ';' 是为了兼容某个阶段的临时用法 2001:no.1-2;2002:no.1-12
for (int i = 0; i < no_parts.Length; i++)
{
string strPart = no_parts[i].Trim();
if (String.IsNullOrEmpty(strPart) == true)
{
continue;
}
if (StringUtil.IsNumber(strPart) == true &&
strPart.Length == 4)
{
strCurrentYear = strPart;
continue;
}
// 去掉"no."部分
if (StringUtil.HasHead(strPart, "no.") == true)
{
strPart = strPart.Substring(3).Trim();
}
// TODO: 没有"no."开头的，是否警告?
if (String.IsNullOrEmpty(strPart) == true)
{
continue;
}
List <string> nos = null;
try
{
nos = ExpandSequence(strPart);
}
catch (Exception ex)
{
strError = "序列 '" + strPart + "' 格式错误:" + ex.Message;
return(-1);
}
for (int j = 0; j < nos.Count; j++)
{
string strNo = nos[j];
if (String.IsNullOrEmpty(strCurrentYear) == true)
{
strError = "当遇到 '" + strNo + "' 的时候，没有必要的年份信息，无法解析no.序列信息";
return(-1);
}
VolumeInfo info = new VolumeInfo();
info.IssueNo = strNo;
info.Year = strCurrentYear;
infos.Add(info);
}
}
return(0);
}
// 2016/10/6
// 从实体记录中获得 定位期 的检索式字符串
// 如果是合订册，则可能返回多个字符串。普通册返回(最多)一个字符串
// return:
// 空集合
// 其他
public static List <IssueString> GetIssueQueryStringFromItemXml(XmlDocument dom)
{
if (dom == null || dom.DocumentElement == null)
{
return(new List <IssueString>());
}
// 看看记录中是否有 binding/item 元素
/*
* - <binding>
* <item publishTime="20160101" volume="2016,no.1, 总.100, v.10" refID="1e651c7d-bcce-442a-b574-ceee7b4b81e0" price="CNY12" />
* <item publishTime="20160201" volume="2016,no.2, 总.101, v.10" refID="64e4cc27-36df-42ce-a90b-9d4cfa6631dd" price="CNY12" />
* <item publishTime="20160301" volume="2016,no.3, 总.102, v.10" refID="574b3639-a033-4bbe-8ac3-804251cb13de" price="CNY12" />
* <item publishTime="20160401" volume="2016,no.4, 总.103, v.10" refID="" missing="true" />
* <item publishTime="20160501" volume="2016,no.5, 总.104, v.10" refID="9d0a2975-2c88-4f29-9b62-2f864a850259" price="CNY12" />
* </binding>
*
* */
bool bAttr = false; // 是否用属性方式存储字段
List <XmlElement> items = new List <XmlElement>();
XmlNodeList nodes = dom.DocumentElement.SelectNodes("binding/item");
if (nodes.Count == 0)
{
items.Add(dom.DocumentElement);
bAttr = false;
}
else
{
foreach (XmlElement item in nodes)
{
items.Add(item);
}
bAttr = true;
}
List <IssueString> results = new List <IssueString>();
foreach (XmlElement item in items)
{
string strVolumeString = GetField(item, "volume", bAttr);
if (string.IsNullOrEmpty(strVolumeString) == true)
{
continue;
}
string strYear = "";
string strIssue = "";
string strZong = "";
string strVolume = "";
// 解析当年期号、总期号、卷号的字符串
VolumeInfo.ParseItemVolumeString(strVolumeString,
out strYear,
out strIssue,
out strZong,
out strVolume);
// 若 volume 元素中不包含年份，则从 publishTime 元素中取
if (string.IsNullOrEmpty(strYear))
{
string strPublishTime = GetField(item, "publishTime", bAttr);
strYear = dp2StringUtil.GetYearPart(strPublishTime);
}
results.Add(new IssueString(strVolumeString, strYear + "|" + strIssue + "|" + strZong + "|" + strVolume));
}
return(results);
}
// 解析卷期范围序列。例如“2001,no.1-12=总.101-112=v.25*12”
public static int BuildVolumeInfos(string strText,
out List <VolumeInfo> infos,
out string strError)
{
int nRet = 0;
strError = "";
infos = new List <VolumeInfo>();
string strYearString = "";
string strNoString = "";
string strVolumeString = "";
string strZongString = "";
List <string> notdef_segments = new List <string>();
string[] segments = strText.Split(new char[] { '=' });
for (int i = 0; i < segments.Length; i++)
{
string strSegment = segments[i].Trim();
if (String.IsNullOrEmpty(strSegment) == true)
{
continue;
}
if (strSegment.IndexOf("y.") != -1)
{
strYearString = strSegment;
}
else if (strSegment.IndexOf("no.") != -1)
{
strNoString = strSegment;
}
else if (strSegment.IndexOf("v.") != -1)
{
strVolumeString = strSegment;
}
else if (strSegment.IndexOf("总.") != -1)
{
strZongString = strSegment;
}
else
{
notdef_segments.Add(strSegment);
}
}
// 2012/4/25
// 当年期号序列很重要，如果缺了，光有总期号和卷号是不行的
if (string.IsNullOrEmpty(strNoString) == true &&
(string.IsNullOrEmpty(strZongString) == false || string.IsNullOrEmpty(strVolumeString) == false))
{
strError = "当年期号序列不能省却。'" + strText + "'";
if (notdef_segments.Count > 0)
{
strError += "。字符串中出现了无法识别的序列: " + StringUtil.MakePathList(notdef_segments, "=");
}
return(-1);
}
if (String.IsNullOrEmpty(strNoString) == false)
{
// 去掉"y."部分
if (StringUtil.HasHead(strYearString, "y.") == true)
{
strYearString = strYearString.Substring(2).Trim();
}
// 解析no.序列
nRet = ExpandNoString(strNoString,
strYearString,
out infos,
out strError);
if (nRet == -1)
{
strError = "解析序列 '" + strNoString + "' (年份'" + strYearString + "')时发生错误: " + strError;
return(-1);
}
}
// 去掉"总."部分
if (StringUtil.HasHead(strZongString, "总.") == true)
{
strZongString = strZongString.Substring(2).Trim();
}
if (String.IsNullOrEmpty(strZongString) == false)
{
List <string> zongs = null;
try
{
zongs = ExpandSequence(strZongString);
}
catch (Exception ex)
{
strError = "总. 序列 '" + strZongString + "' 格式错误:" + ex.Message;
return(-1);
}
for (int i = 0; i < infos.Count; i++)
{
VolumeInfo info = infos[i];
if (i < zongs.Count)
{
info.Zong = zongs[i];
}
else
{
break;
}
}
}
// 去掉"v."部分
if (StringUtil.HasHead(strVolumeString, "v.") == true)
{
strVolumeString = strVolumeString.Substring(2).Trim();
}
if (String.IsNullOrEmpty(strVolumeString) == false)
{
List <string> volumes = null;
try
{
volumes = ExpandSequence(strVolumeString);
}
catch (Exception ex)
{
strError = "v.序列 '" + strVolumeString + "' 格式错误:" + ex.Message;
return(-1);
}
string strLastValue = "";
for (int i = 0; i < infos.Count; i++)
{
VolumeInfo info = infos[i];
if (i < volumes.Count)
{
info.Volume = volumes[i];
strLastValue = info.Volume; // 记忆最后一个
}
else
{
info.Volume = strLastValue; // 沿用最后一个
}
}
}
// 2015/5/8 如果 strText 内容为“绿笔采风”之类的，就无法分析出部件
if (infos.Count == 0 && notdef_segments.Count > 0)
{
strError += "卷期范围字符串中出现了无法识别的序列: " + StringUtil.MakePathList(notdef_segments, "=");
return(-1);
}
return(0);
}