public void InsertNodes()
{
XDoc doc = new XDoc("test").Attr("attr", 1).Start("aaa").Value("1").End();
doc.AddNodes(new XDoc("bbb").Attr("attr", 2).Value("start").Elem("ccc", "inner").Value("end"));
Assert.AreEqual("<test attr=\"1\"><aaa>1</aaa>start<ccc>inner</ccc>end</test>", doc.ToString());
}
public XDoc External(
[DekiExtParam("link")] string link
)
{
// store the original link value
string originalLink = link;
// remove spaces from the link
link = link.Trim();
// extract the title if there is one (indicated by the first space)
string title = String.Empty;
int titleIndex = link.IndexOf(' ');
if (0 < titleIndex)
{
title = link.Substring(titleIndex + 1, link.Length - titleIndex - 1);
link = link.Substring(0, titleIndex);
}
// if the url is valid return it as a link - otherwise return the original text
XDoc result = new XDoc("html").Start("body");
XUri uri = null;
if (XUri.TryParse(link, out uri))
{
result.Start("a").Attr("href", link).AddNodes(DekiScriptLibrary.WebHtml(title, null, null, null)["body"]).End();
}
else
{
result.AddNodes(DekiScriptLibrary.WebHtml("[" + originalLink + "]", null, null, null)["body"]);
}
result.End();
return(result);
}
private void BuildPropertyRow(XDoc html, ReflectedPropertyInfo member)
{
var xmlDoc = GetDoc(member.Signature);
html.Start("tr")
.Elem("td", member.MemberAccess)
.Start("td").StartSpan("member");
if (IsTypeInDocumentation(member.DeclaringType))
{
html.Link(member.UriPath, member.DisplayName);
}
else
{
html.Value(member.DisplayName);
}
html
.EndSpan()
.StartSpan("description");
if (member.IsOverride && !member.IsInherited)
{
html.Value("(Override)");
}
html.AddNodes(xmlDoc["summary"]);
if (member.IsInherited)
{
html.Value(string.Format("(Inherited from {0})", member.DeclaringType.DisplayName));
}
html
.EndSpan()
.End() // td
.End(); // tr
}
public static XDoc XmlHtml(
[DekiScriptParam("XML document")] XDoc doc,
[DekiScriptParam("xpath for selector", true)] string xpath
)
{
if (doc.Name.EqualsInvariantIgnoreCase("html"))
{
return(doc);
}
XDoc result = new XDoc("html").Start("body");
if (string.IsNullOrEmpty(xpath))
{
result.AddNodes(doc);
}
else
{
foreach (XDoc match in doc[xpath])
{
result.AddNodes(match);
}
}
return(CleanseHtmlDocument(result));
}
private static void Publish(XUri uri, String login, String password, List <DreamCookie> cookies, string destination, XDoc overviewDoc, XDoc additionalInfoDoc)
{
string encodedPageName = XUri.DoubleEncodeSegment(destination);
string plugPath = "pages/=" + encodedPageName + "/contents?edittime=" + DateTime.Now.ToUniversalTime().ToString("yyyyMMddHHmmss");
XDoc pageContents = null;
// attempt to retrieve the page to determine if it already exists
Plug p = Plug.New(uri).AtPath(plugPath);
DreamMessage msg = DreamMessage.Ok();
msg.Cookies.AddRange(cookies);
msg = p.Get(msg, new Result <DreamMessage>()).Wait();
switch (msg.Status)
{
case DreamStatus.Ok:
// the page exists - update the auto-generated overview section
plugPath += "§ion=1";
pageContents = overviewDoc;
break;
case DreamStatus.NotFound:
// the page does not yet exist - create it
pageContents = overviewDoc;
pageContents.AddNodes(additionalInfoDoc);
break;
default:
throw new Exception("An error occurred during publishing: " + msg.Status);
}
// save the page contents
p = Plug.New(uri).With("redirects", "0").AtPath(plugPath).WithCredentials(login, password);
msg = DreamMessage.Ok(MimeType.TEXT, pageContents.ToInnerXHtml());
msg.Cookies.AddRange(cookies);
msg = p.Post(msg, new Result <DreamMessage>()).Wait();
if (DreamStatus.Ok != msg.Status)
{
throw new Exception("An error occurred during publishing: " + msg.Status);
}
}
private void AppendDiff(bool diffCacheEnabled, XDoc body, RecentChangeEntry change, RC type, Title title, IDictionary<string, XDoc> cache) {
var resources = DekiContext.Current.Resources;
ulong pageid = change.CurId;
int? after = (change.Revision > 0) ? (int?)change.Revision : null;
int? before = change.PreviousRevision;
// append edit summary, if any
body.Elem("p", change.Summary);
// append comment(s)
int count = (change.ExtraComments == null) ? (string.IsNullOrEmpty(change.Comment) ? 0 : 1) : change.ExtraComments.Count;
switch(count) {
case 0:
// nothing to do
break;
case 1:
body.Elem("p", (change.ExtraComments != null) ? change.ExtraComments[0].Item3 : change.Comment);
break;
default:
body.Start("ol");
foreach(var comment in ((IEnumerable<Tuplet<string, string, string>>)change.ExtraComments).Reverse()) {
string author = string.IsNullOrEmpty(comment.Item2) ? comment.Item1 : comment.Item2;
body.Elem("li", string.IsNullOrEmpty(author) ? comment.Item3 : string.Format("{0} ({1})", comment.Item3, author));
}
body.End();
break;
}
// check if page was modified
if(after.HasValue && before.HasValue && (after != before)) {
// check if we have a cached version of this page diff
XDoc diffXml = null;
Plug store = Storage.At("site_" + XUri.EncodeSegment(DekiContext.Current.Instance.Id), DreamContext.Current.Culture.Name, "feeds", string.Format("page_{0}", pageid), string.Format("diff_{0}-{1}.xml", before, after));
if(diffCacheEnabled) {
var v = store.Get(new Result<DreamMessage>(TimeSpan.MaxValue)).Wait();
diffXml = (v.IsSuccessful && v.HasDocument) ? v.ToDocument() : null;
if(diffXml != null) {
// TODO (steveb): this problem only exists b/c we can't determine the actual revision number that we should use for diffing (see bug 7824)
// check if either revision has been hidden since we computed the diff
var session = DbUtils.CurrentSession;
if(after.Value != change.CurrentRevision) {
OldBE afterRevision = session.Old_GetOldByRevision(pageid, (ulong)after.Value);
if((afterRevision == null) || afterRevision.IsHidden) {
diffXml = null;
}
}
if((diffXml != null) && (before.Value != change.CurrentRevision) && (before.Value > 0)) {
OldBE beforeRevision = session.Old_GetOldByRevision(pageid, (ulong)before.Value);
if((beforeRevision == null) || beforeRevision.IsHidden) {
diffXml = null;
}
}
}
}
if(diffXml == null) {
diffXml = new XDoc("diff");
// retrieve page versions
XDoc res = QueryPageVersions(pageid, after, before, cache);
XDoc beforeDoc = res["before/body"];
XDoc afterDoc = res["after/body"];
// check if either both versions or only one version were retrieved
XDoc diff = XDoc.Empty;
XDoc invisibleDiff = XDoc.Empty;
string summary = null;
if(!beforeDoc.IsEmpty && !afterDoc.IsEmpty) {
XDoc beforeChanges;
XDoc afterChanges;
DekiResource summaryResource = null;
// compute differences between 'before' and 'after' versions
diff = Utils.GetPageDiff(beforeDoc, afterDoc, true, DekiContext.Current.Instance.MaxDiffSize, out invisibleDiff, out summaryResource, out beforeChanges, out afterChanges);
// TODO (arnec): why are we using ToLower here at all and without a culture?
summary = resources.Localize(summaryResource).ToLower();
} else if(!afterDoc.IsEmpty) {
// since we don't have a 'before' version, just show the entire 'after' version (can happen for new pages or hidden revisions)
diff = afterDoc;
} else if(!beforeDoc.IsEmpty) {
// since we don't have a 'after' version, just show the entire 'before' version (can happen for hidden revisions)
diff = beforeDoc;
}
// add change summary
diffXml.Start("blockquote");
diffXml.Start("p").Elem("strong", summary).End();
// check if a diff was computed
if(!diff.IsEmpty) {
diffXml.Start("hr").Attr("width", "100%").Attr("size", "2").End();
diffXml.AddNodes(diff);
diffXml.Start("hr").Attr("width", "100%").Attr("size", "2").End();
// check if there are invisible changes as well to show
if(!invisibleDiff.IsEmpty) {
diffXml.Start("p").Elem("strong", resources.Localize(DekiResources.PAGE_DIFF_OTHER_CHANGES())).End();
diffXml.Add(invisibleDiff);
}
} else if(!invisibleDiff.IsEmpty) {
// only show invisible changes
diffXml.Start("hr").Attr("width", "100%").Attr("size", "2").End();
diffXml.Start("p").Elem("strong", resources.Localize(DekiResources.PAGE_DIFF_OTHER_CHANGES())).End();
diffXml.Add(invisibleDiff);
} else if(beforeDoc.IsEmpty && afterDoc.IsEmpty) {
// show message that page contents were not available anymore
diffXml.Elem("p", resources.Localize(DekiResources.PAGE_NOT_AVAILABLE()));
}
diffXml.End();
// store diff in cache
if(diffCacheEnabled && !afterDoc.IsEmpty) {
store.With("ttl", TimeSpan.FromDays(30).TotalSeconds).Put(diffXml, new Result<DreamMessage>(TimeSpan.MaxValue)).Block();
}
}
body.AddNodes(diffXml);
}
// check if we have a comment text
if(Utils.IsPageComment(type)) {
string text = change.CmntContent;
if(!string.IsNullOrEmpty(text) && !change.CmntDeleted) {
MimeType mime = new MimeType(change.CmntMimetype ?? MimeType.TEXT_UTF8.ToString());
if(mime.Match(MimeType.HTML)) {
XDoc html = XDocFactory.From(string.Format("<html><body>{0}</body></html>", text), MimeType.HTML);
body.Start("blockquote").AddNodes(html["body"]).End();
} else {
// anything else should be consider to be text
body.Start("blockquote").Elem("p", text).End();
}
} else {
// anything else should be consider to be text
body.Start("blockquote").Elem("p", resources.Localize(DekiResources.COMMENT_NOT_AVAILABLE())).End();
}
}
// adds links
body.Start("table").Attr("border", 0).Attr("padding", "5").Attr("width", "80%").Start("tr");
// add link for viewing the page
if(change.PageExists) {
Title view = new Title(title);
body.Start("td").Start("a").Attr("href", Utils.AsPublicUiUri(view, true)).Value(resources.Localize(DekiResources.VIEW_PAGE())).End().End();
}
// check if we need to add link for editing the page
if(after.HasValue && before.HasValue && (after != before)) {
Title edit = new Title(title) { Query = "action=edit" };
body.Start("td").Start("a").Attr("href", Utils.AsPublicUiUri(edit)).Value(resources.Localize(DekiResources.EDIT_PAGE())).End().End();
}
// check if we need to add link for viewing the complete diff
if(after.HasValue && before.HasValue && (after != before)) {
Title show = new Title(title) { Query = string.Format("diff={0}&revision={1}", after.Value, before.Value) };
body.Start("td").Start("a").Attr("href", Utils.AsPublicUiUri(show, true)).Value(resources.Localize(DekiResources.VIEW_PAGE_DIFF())).End().End();
}
// check if we need to add link for seeing full page history
if(after.HasValue && before.HasValue && (after != before)) {
Title history = new Title(title) { Query = "action=history" };
body.Start("td").Start("a").Attr("href", Utils.AsPublicUiUri(history)).Value(resources.Localize(DekiResources.VIEW_PAGE_HISTORY())).End().End();
}
// check if we need to add link for banning the user
List<KeyValuePair<string, string>> authors = change.SortedAuthors;
if((authors == null) || (authors.Count == 0)) {
authors = new List<KeyValuePair<string, string>> { new KeyValuePair<string, string>(change.Username, change.Fullname) };
}
for(int i = 0; i < authors.Count; ++i) {
string username = authors[i].Key;
string fullname = authors[i].Value;
if(!string.IsNullOrEmpty(username)) {
// don't put up ban link for admins.
UserBE user = DbUtils.CurrentSession.Users_GetByName(username);
if(!UserBL.IsAnonymous(user) && !PermissionsBL.IsUserAllowed(user, Permissions.ADMIN)) {
Title ban = Title.FromUIUri(null, "Special:Userban");
ban.Query += string.Format("username={0}", username);
body.Start("td").Start("a").Attr("href", Utils.AsPublicUiUri(ban)).Value(resources.Localize(DekiResources.BAN_USER(string.IsNullOrEmpty(fullname) ? username : fullname))).End().End();
}
}
}
// close HTML
body.End().End();
}
private static XDoc QueryPageVersions(ulong pageId, int? afterRevision, int? beforeRevision, IDictionary<string, XDoc> cache) {
XDoc doc = new XDoc("diff");
// retrieve 'after' version
if(afterRevision.HasValue) {
XDoc contents;
string key = string.Format("{0}-{1}", pageId, afterRevision);
// chek if we have a cached version
if(!cache.TryGetValue(key, out contents)) {
// store response (doesn't matter if it was successful or not)
cache[key] = contents = GetParsedPageRevision(pageId, afterRevision.Value);
}
if(contents != null) {
doc.Start("after").Start("body");
doc.Elem("h1", contents["@title"].AsText);
doc.AddNodes(contents["body"]);
doc.End().End();
}
}
// check if 'before' version is expected to be different
if(beforeRevision.HasValue && (afterRevision != beforeRevision) && (beforeRevision > 0)) {
XDoc contents;
string key = string.Format("{0}-{1}", pageId, beforeRevision);
// chek if we have a cached version
if(!cache.TryGetValue(key, out contents)) {
// store response (doesn't matter if it was successful or not)
cache[key] = contents = GetParsedPageRevision(pageId, beforeRevision.Value);
}
if(contents != null) {
doc.Start("before").Start("body");
doc.Elem("h1", contents["@title"].AsText);
doc.AddNodes(contents["body"]);
doc.End().End();
}
}
return doc;
}
private static void Publish(XUri uri, String login, String password, List<DreamCookie> cookies, string destination, XDoc overviewDoc, XDoc additionalInfoDoc)
{
string encodedPageName = XUri.DoubleEncodeSegment(destination);
string plugPath = "pages/=" + encodedPageName + "/contents?edittime=" + DateTime.Now.ToUniversalTime().ToString("yyyyMMddHHmmss");
XDoc pageContents = null;
// attempt to retrieve the page to determine if it already exists
Plug p = Plug.New(uri).AtPath(plugPath);
DreamMessage msg = DreamMessage.Ok();
msg.Cookies.AddRange(cookies);
msg = p.Get(msg, new Result<DreamMessage>()).Wait();
switch(msg.Status) {
case DreamStatus.Ok:
// the page exists - update the auto-generated overview section
plugPath += "§ion=1";
pageContents = overviewDoc;
break;
case DreamStatus.NotFound:
// the page does not yet exist - create it
pageContents = overviewDoc;
pageContents.AddNodes(additionalInfoDoc);
break;
default:
throw new Exception("An error occurred during publishing: " + msg.Status);
}
// save the page contents
p = Plug.New(uri).With("redirects", "0").AtPath(plugPath).WithCredentials(login, password);
msg = DreamMessage.Ok(MimeType.TEXT, pageContents.ToInnerXHtml());
msg.Cookies.AddRange(cookies);
msg = p.Post(msg, new Result<DreamMessage>()).Wait();
if(DreamStatus.Ok != msg.Status) {
throw new Exception("An error occurred during publishing: " + msg.Status);
}
}
public void InsertNodes()
{
XDoc doc = new XDoc("test").Attr("attr", 1).Start("aaa").Value("1").End();
doc.AddNodes(new XDoc("bbb").Attr("attr", 2).Value("start").Elem("ccc", "inner").Value("end"));
Assert.AreEqual("<test attr=\"1\"><aaa>1</aaa>start<ccc>inner</ccc>end</test>", doc.ToString());
}
public Yield GetPageDiff(DreamContext context, DreamMessage request, Result<DreamMessage> response) {
var resources = DekiContext.Current.Resources;
string afterRev = DreamContext.Current.GetParam("revision", "head");
string beforeRev = DreamContext.Current.GetParam("previous");
ParserMode mode = ParserMode.EDIT;
try {
mode = SysUtil.ChangeType<ParserMode>(context.GetParam("mode", "edit").ToUpperInvariant());
} catch { }
PageBE page = PageBL_AuthorizePage(context, null, Permissions.READ, false);
PageBL.ResolvePageRev(page, afterRev);
ParserResult parserResult = DekiXmlParser.Parse(page, mode);
// check if the same revision is being requested
bool xhtml = StringUtil.EqualsInvariantIgnoreCase(context.GetParam("format", "html"), "xhtml");
XDoc result = new XDoc("content");
result.Attr("type", parserResult.ContentType);
if(afterRev.EqualsInvariant(beforeRev)) {
if(!xhtml) {
result.Value(parserResult.BodyText);
} else {
result.AddNodes(parserResult.MainBody);
}
} else {
PageBE previous = PageBL_AuthorizePage(context, null, Permissions.READ, false);
PageBL.ResolvePageRev(previous, beforeRev);
ParserResult previousParserResult = DekiXmlParser.Parse(previous, mode);
DekiResource summary; // not used
XDoc invisibleDiff;
XDoc beforeChanges;
XDoc afterChanges;
XDoc combinedChanges = Utils.GetPageDiff(previousParserResult.MainBody, parserResult.MainBody, true, DekiContext.Current.Instance.MaxDiffSize, out invisibleDiff, out summary, out beforeChanges, out afterChanges);
if(combinedChanges.IsEmpty) {
// if there are no visible changes and we requested the compact form, we will receive an empty document, which breaks subsequent code
combinedChanges = new XDoc("body");
}
if(!invisibleDiff.IsEmpty) {
combinedChanges.Start("p").Elem("strong", resources.Localize(DekiResources.PAGE_DIFF_OTHER_CHANGES())).End();
combinedChanges.Add(invisibleDiff);
}
switch(context.GetParam("diff", "combined").ToLowerInvariant()) {
case "all":
if(!xhtml) {
result.Elem("before", beforeChanges.ToInnerXHtml());
result.Elem("combined", combinedChanges.ToInnerXHtml());
result.Elem("after", afterChanges.ToInnerXHtml());
} else {
result.Start("before").AddNodes(beforeChanges).End();
result.Start("combined").AddNodes(combinedChanges).End();
result.Start("after").AddNodes(afterChanges).End();
}
break;
default:
if(!xhtml) {
result.Value(combinedChanges.ToInnerXHtml());
} else {
result.AddNodes(combinedChanges);
}
break;
}
}
response.Return(DreamMessage.Ok(result));
yield break;
}
public static XDoc XmlHtml(
[DekiScriptParam("XML document")] XDoc doc,
[DekiScriptParam("xpath", true)] string xpath
) {
if(doc.Name.EqualsInvariantIgnoreCase("html")) {
return doc;
}
XDoc result = new XDoc("html").Start("body");
if(string.IsNullOrEmpty(xpath)) {
result.AddNodes(doc);
} else {
foreach(XDoc match in doc[xpath]) {
result.AddNodes(match);
}
}
return CleanseHtmlDocument(result);
}
public Yield GetPageContents(DreamContext context, DreamMessage request, Result<DreamMessage> response) {
CheckResponseCache(context, false);
PageBE page = PageBL.GetPageFromUrl(true);
page = PageBL.AuthorizePage(DekiContext.Current.User, Permissions.READ, page, false);
// Retrieve the title used for path normalization (if any)
Title relToTitle = Utils.GetRelToTitleFromUrl(context);
PageBL.ResolvePageRev(page, DreamContext.Current.GetParam("revision", "HEAD"));
if(page.IsHidden) {
PermissionsBL.CheckUserAllowed(DekiContext.Current.User, Permissions.ADMIN);
}
int section = context.GetParam<int>("section", -1);
if((0 == section) || (section < -1)) {
throw new DreamAbortException(DreamMessage.BadRequest(DekiResources.SECTION_PARAM_INVALID));
}
// check if page should be processed as an include (used by the 'Template Dialog')
bool isInclude = !StringUtil.EqualsInvariantIgnoreCase(context.GetParam("include", "false"), "false");
string language = context.GetParam("lang", null);
// extract the parser mode
ParserMode mode = ParserMode.VIEW;
switch(context.GetParam("mode", "view").ToLowerInvariant()) {
case "edit":
mode = ParserMode.EDIT;
break;
case "raw":
mode = ParserMode.RAW;
break;
case "view":
mode = ParserMode.VIEW;
if(!isInclude && DekiContext.Current.Instance.StatsPageHitCounter) {
PageBL.IncrementViewCount(page);
}
break;
case "viewnoexecute":
mode = ParserMode.VIEW_NO_EXECUTE;
if(!isInclude && DekiContext.Current.Instance.StatsPageHitCounter) {
PageBL.IncrementViewCount(page);
}
break;
}
// retrieve the page xdoc
ParserResult parserResult;
uint contextPageId = context.Uri.GetParam<uint>("pageid", uint.MaxValue);
if((mode == ParserMode.VIEW) && (contextPageId != uint.MaxValue) && page.Title.IsTemplate) {
// NOTE (steveb): page being rendered is a template and a contextual page was specified; this means we're rendering a global template page
PageBE contextPage = PageBL.GetPageById(contextPageId);
if(contextPage == null) {
response.Return(DreamMessage.BadRequest(string.Format("no page exists for pageid={0}", contextPageId)));
yield break;
}
parserResult = DekiXmlParser.ParseGlobalTemplate(contextPage, page);
} else {
parserResult = DekiXmlParser.Parse(page, page.ContentType, language ?? page.Language, page.GetText(DbUtils.CurrentSession), mode, isInclude, section, null, relToTitle);
}
if(page.Title.IsTemplate && isInclude) {
DekiXmlParser.PostProcessTemplateInsertBody(parserResult, page);
}
// post process tail element
DekiXmlParser.PostProcessParserResults(parserResult);
// BUGBUGBUG (steveb): we cannot properly restore an old title unless it had a display title set
// wrap the result in a content tag and return it to the user
XDoc result = new XDoc("content")
.Attr("type", parserResult.ContentType)
.Attr("etag",page.Etag)
.Attr("title", page.CustomTitle ?? page.Title.AsUserFriendlyName());
// check if page contains unsafe content
if(mode == ParserMode.EDIT) {
result.Attr("unsafe", !DekiScriptLibrary.VerifyXHtml(parserResult.MainBody, true));
}
// check if the content should be returned as structured XML or inlined as text in an XML envelope
if(StringUtil.EqualsInvariant(context.GetParam("format", "html"), "xhtml")) {
result.AddNodes(parserResult.Content);
} else {
// encode the result as nodes of text
foreach(XDoc entry in parserResult.Content.Elements) {
if(entry.HasName("body")) {
result.Start("body").Attr("target", entry["@target"].AsText).Value(entry.ToInnerXHtml()).End();
} else {
result.Elem(entry.Name, entry.ToInnerXHtml());
}
}
}
// check if we hit a snag, which is indicated by a plain-text response
DreamMessage msg;
if((parserResult.ContentType == MimeType.TEXT.FullType) && (page.ContentType != MimeType.TEXT.FullType)) {
// something happened during parsing
msg = new DreamMessage(DreamStatus.NonAuthoritativeInformation, null, result);
} else {
msg = DreamMessage.Ok(result);
}
response.Return(msg);
yield break;
}
private void BuildPropertyRow(XDoc html, ReflectedPropertyInfo member) {
var xmlDoc = GetDoc(member.Signature);
html.Start("tr")
.Elem("td", member.MemberAccess)
.Start("td").StartSpan("member");
if(IsTypeInDocumentation(member.DeclaringType)) {
html.Link(member.UriPath, member.DisplayName);
} else {
html.Value(member.DisplayName);
}
html
.EndSpan()
.StartSpan("description");
if(member.IsOverride && !member.IsInherited) {
html.Value("(Override)");
}
html.AddNodes(xmlDoc["summary"]);
if(member.IsInherited) {
html.Value(string.Format("(Inherited from {0})", member.DeclaringType.DisplayName));
}
html
.EndSpan()
.End() // td
.End(); // tr
}
//--- Methods ---
public DekiScriptEvaluationAccumulator Add(DekiScriptLiteral literal, bool safe)
{
if (literal == null)
{
throw new ArgumentNullException("literal");
}
if (literal is DekiScriptNil)
{
// nothing to do
return(this);
}
// check if any value was accumulated
if (_value == null)
{
if (literal is DekiScriptXml)
{
_value = ((DekiScriptXml)literal).Value.Clone();
}
else
{
_value = literal;
}
return(this);
}
// check if we can append a string value
if (literal is DekiScriptString)
{
AddString(((DekiScriptString)literal).Value, safe);
return(this);
}
if (!(literal is DekiScriptUri) && !(literal is DekiScriptXml))
{
AddString(literal.ToString(), safe);
return(this);
}
// check if we need to append an XML document
XDoc doc = literal.AsEmbeddableXml(safe);
if (doc.IsEmpty)
{
return(this);
}
XDoc accumulator = ConvertToXml(safe);
// build lookup for existing bodies in accumulator
Dictionary <string, XDoc> bodies = new Dictionary <string, XDoc>();
foreach (XmlNode node in accumulator.AsXmlNode.ChildNodes)
{
if (node.NodeType == XmlNodeType.Element)
{
XmlElement element = (XmlElement)node;
if (StringUtil.EqualsInvariant(node.LocalName, "body"))
{
string target = element.GetAttribute("target");
bodies[target] = accumulator[node];
}
}
}
// loop over all root children in new document
foreach (XmlNode node in doc.AsXmlNode.ChildNodes)
{
if (node.NodeType == XmlNodeType.Element)
{
XmlElement element = (XmlElement)node;
if (StringUtil.EqualsInvariant(node.LocalName, "body"))
{
string target = element.GetAttribute("target");
XDoc body;
if (bodies.TryGetValue(target, out body))
{
// body already exists, check how it should be handled
string conflict = element.GetAttribute("conflict");
if (string.IsNullOrEmpty(conflict))
{
// default conflict resolution depends on target: no target (i.e. main body) is append, otherwise it is ignore
conflict = string.IsNullOrEmpty(target) ? "append" : "ignore";
}
switch (conflict)
{
case "replace":
// replace existing body with new one
body.RemoveNodes();
body.AddNodes(doc[node]);
break;
case "append":
// append nodes to existing body
body.AddNodes(doc[node]);
break;
case "ignore":
// ignore new body
break;
}
}
else
{
// target body does not exist, append it
accumulator.Start("body");
if (!string.IsNullOrEmpty(target))
{
accumulator.Attr("target", target);
}
accumulator.AddNodes(doc[node]);
accumulator.End();
}
}
else if (StringUtil.EqualsInvariant(node.LocalName, "head"))
{
XDoc head = accumulator["head"];
foreach (XmlNode child in node.ChildNodes)
{
head.Add(doc[child]);
}
}
else if (StringUtil.EqualsInvariant(node.LocalName, "tail"))
{
XDoc head = accumulator["tail"];
foreach (XmlNode child in node.ChildNodes)
{
head.Add(doc[child]);
}
}
}
}
return(this);
}
public XDoc External(
[DekiExtParam("link")] string link
) {
// store the original link value
string originalLink = link;
// remove spaces from the link
link = link.Trim();
// extract the title if there is one (indicated by the first space)
string title = String.Empty;
int titleIndex = link.IndexOf(' ');
if (0 < titleIndex) {
title = link.Substring(titleIndex + 1, link.Length - titleIndex - 1);
link = link.Substring(0, titleIndex);
}
// if the url is valid return it as a link - otherwise return the original text
XDoc result = new XDoc("html").Start("body");
XUri uri = null;
if (XUri.TryParse(link, out uri)) {
result.Start("a").Attr("href", link).AddNodes(DekiScriptLibrary.WebHtml(title, null, null, null)["body"]).End();
} else {
result.AddNodes(DekiScriptLibrary.WebHtml("[" + originalLink + "]", null, null, null)["body"]);
}
result.End();
return result;
}
public static XDoc RetrievePageXDoc(PageBE page, uint pageId, ParserMode mode, string language, bool isInclude, int section, Title relToTitle, bool xhtml, out ParserResult parserResult) {
uint contextPageId = pageId;
if((mode == ParserMode.VIEW) && (contextPageId != uint.MaxValue) && page.Title.IsTemplate) {
// NOTE (steveb): page being rendered is a template and a contextual page was specified; this means we're rendering a global template page
PageBE contextPage = GetPageById(contextPageId);
if(contextPage == null) {
parserResult = new ParserResult();
return null;
}
parserResult = DekiXmlParser.ParseGlobalTemplate(contextPage, page);
} else {
parserResult = DekiXmlParser.Parse(page, page.ContentType, language ?? page.Language, page.GetText(DbUtils.CurrentSession), mode, isInclude, section, null, relToTitle);
}
if(page.Title.IsTemplate && isInclude) {
DekiXmlParser.PostProcessTemplateInsertBody(parserResult, page);
}
// post process tail element
DekiXmlParser.PostProcessParserResults(parserResult);
// BUGBUGBUG (steveb): we cannot properly restore an old title unless it had a display title set
// wrap the result in a content tag and return it to the user
XDoc result = new XDoc("content")
.Attr("type", parserResult.ContentType)
.Attr("etag", page.Etag)
.Attr("title", page.CustomTitle ?? page.Title.AsUserFriendlyName());
// check if page contains unsafe content
if(mode == ParserMode.EDIT) {
result.Attr("unsafe", !DekiScriptLibrary.VerifyXHtml(parserResult.MainBody, true));
}
if(xhtml) {
result.AddNodes(parserResult.Content);
} else {
// encode the result as nodes of text
foreach(XDoc entry in parserResult.Content.Elements) {
if(entry.HasName("body")) {
result.Start("body").Attr("target", entry["@target"].AsText).Value(entry.ToInnerXHtml()).End();
} else {
result.Elem(entry.Name, entry.ToInnerXHtml());
}
}
}
return result;
}
