/// <summary>
/// Gives out adialog pane
/// </summary>
public static void GivePane(this WebContext wc, short status, Action <HtmlContent> main = null, bool?shared = null, short maxage = 12, string title = null)
{
var h = new HtmlContent(true, 8 * 1024)
{
Web = wc
};
h.Add("<!DOCTYPE html>");
h.Add("<html>");
h.Add("<head>");
if (title != null)
{
h.Add("<title>");
h.Add(title);
h.Add("</title>");
}
h.Add("<meta name=\"viewport\" content=\"width=device-width, initial-scale=1\">");
h.Add("<link rel=\"stylesheet\" href=\"/uikit.min.css\">");
h.Add("<link rel=\"stylesheet\" href=\"/app.min.css\">");
h.Add("<script src=\"/uikit.min.js\"></script>");
h.Add("<script src=\"/uikit-icons.min.js\"></script>");
h.Add("<script src=\"/app.min.js\"></script>");
h.Add("</head>");
h.Add("<body class=\"uk-pane\">");
main?.Invoke(h);
h.Add("<script>");
if (main != null) // enable the ok button
{
h.Add("var btn = window.parent.document.getElementById('okbtn');");
h.Add("if (btn) btn.disabled = (document.forms.length == 0);");
}
else // trigger click on the close-button
{
h.Add("closeUp(true);");
}
h.Add("</script>");
h.Add("</body>");
h.Add("</html>");
wc.Give(status, h, shared, maxage);
}
/// <summary>
/// Gives a frame page.
/// </summary>
public static void GivePage(this WebContext wc, short status, Action <HtmlContent> main, bool?shared = null, short maxage = 12, string title = null, bool manifest = false)
{
var h = new HtmlContent(true, 32 * 1024)
{
Web = wc
};
h.Add("<!DOCTYPE html>");
h.Add("<html lang=\"zh-CN\">");
h.Add("<head>");
h.Add("<title>");
h.Add(title ?? wc.Work.Label);
h.Add("</title>");
h.Add("<link rel=\"shortcut icon\" href=\"/favicon.ico\" />");
if (manifest)
{
h.Add("<link rel=\"manifest\" href=\"manifest.json\" />");
}
h.Add("<meta name=\"viewport\" content=\"width=device-width, initial-scale=1, user-scalable=no\">");
h.Add("<link rel=\"stylesheet\" href=\"/uikit.min.css\">");
h.Add("<link rel=\"stylesheet\" href=\"/app.min.css\">");
h.Add("<script src=\"/uikit.min.js\"></script>");
h.Add("<script src=\"/uikit-icons.min.js\"></script>");
h.Add("<script src=\"/app.min.js\"></script>");
h.Add("</head>");
h.Add("<body>");
main(h);
h.Add("</body>");
h.Add("</html>");
wc.Give(status, h, shared, maxage);
}
public static void GiveFrame(this WebContext wc, int status, bool?shared = null, short maxage = 60, string title = null, byte group = 0)
{
var h = new HtmlContent(true, 8 * 1024)
{
Web = wc
};
h.Add("<!DOCTYPE html>");
h.Add("<html lang=\"zh-CN\" style=\"height:100%;\">");
h.Add("<head>");
h.Add("<title>");
h.Add(title);
h.Add("</title>");
h.Add("<meta name=\"viewport\" content=\"width=device-width, initial-scale=1, user-scalable=no\">");
h.Add("<link rel=\"shortcut icon\" href=\"/favicon.ico\" />");
h.Add("<link rel=\"stylesheet\" href=\"/uikit.min.css\">");
h.Add("<link rel=\"stylesheet\" href=\"/app.min.css\">");
h.Add("<script src=\"/uikit.min.js\"></script>");
h.Add("<script src=\"/uikit-icons.min.js\"></script>");
h.Add("<script src=\"/app.min.js\"></script>");
h.Add("</head>");
h.Add("<body style=\"height:100%; overflow-y: hidden\">");
var wrk = wc.Work;
var subwrks = wrk.Works;
// render tabs
h.Add("<ul class=\"uk-tab\" uk-tab>");
h.Add("<li class=\"uk-active\"><a href=\"#\">");
h.Add(wrk.Label);
h.Add("</a></li>");
for (int i = 0; i < subwrks?.Count; i++)
{
var sub = subwrks.ValueAt(i);
if (sub.Group != 0 && (sub.Group & group) != sub.Group)
{
continue;
}
if (sub.Ui == null || !sub.DoAuthorize(wc, true))
{
continue;
}
h.Add("<li><a href=\"#\">");
h.Add(sub.Label);
h.Add("</a></li>");
}
h.Add("</ul>");
// tabs content
h.Add("<ul class=\"uk-switcher\" style=\"height: calc(100% - 42px); height: -webkit-calc(100% - 42px);\">");
// the first panel
h.Add("<li class=\"uk-active\" style=\"height: 100%\">");
h.Add("<iframe src=\"?inner=true\" title=\"main content\" frameborder=\"0\" style=\"width: 100%; height: 100%;\"></iframe>");
h.Add("</li>");
// the sub-level panels
for (int i = 0; i < subwrks?.Count; i++)
{
var sub = subwrks.ValueAt(i);
if (sub.Group != 0 && (sub.Group & group) != sub.Group)
{
continue;
}
if (sub.Ui == null || !sub.DoAuthorize(wc, true))
{
continue;
}
h.Add("<li style=\"height: 100%\"><iframe id=\"");
h.Add(sub.Key);
h.Add("/\" title=\"main content\" frameborder=\"0\" style=\"width:100%; height:100%;\"></iframe></li>");
}
h.Add(" </ul>");
// lazy set src for iframes
h.Add("<script>");
h.Add("var lis = document.querySelector('.uk-switcher').children;");
h.Add("for (var i = 0; i < lis.length; i++) {");
h.Add("lis[i].addEventListener('show', function(e) {");
h.Add("if (!this.firstChild.src) this.firstChild.src = this.firstChild.id;");
h.Add("});");
h.Add("}");
h.Add("</script>");
h.Add("</body>");
h.Add("</html>");
wc.Give(status, h, shared, maxage);
}
public abstract Task <bool> DoAsync(WebContext wc);
public static void GiveOffCanvas(this WebContext wc, short status, bool?shared = null, short maxage = 60, string title = null)
{
var h = new HtmlContent(true, 8 * 1024)
{
Web = wc
};
h.Add("<!DOCTYPE html>");
h.Add("<html style=\"height:100%;\">");
h.Add("<head>");
h.Add("<title>");
h.Add(title ?? wc.Work.Label);
h.Add("</title>");
h.Add("<meta name=\"viewport\" content=\"width=device-width, initial-scale=1, user-scalable=no\">");
h.Add("<link rel=\"stylesheet\" href=\"/uikit.min.css\">");
h.Add("<link rel=\"stylesheet\" href=\"/app.min.css\">");
h.Add("<script src=\"/uikit.min.js\"></script>");
h.Add("<script src=\"/uikit-icons.min.js\"></script>");
h.Add("<script src=\"/app.min.js\"></script>");
h.Add("</head>");
h.Add("<body style=\"height:100%; overflow-y: hidden\">");
h.Add("<div class=\"uk-offcanvas-content uk-height-1-1\">");
h.Add("<a class=\"uk-icon-link uk-offcanvas-toggle\" uk-icon=\"icon: chevron-right; ratio: 1.5\" uk-toggle=\"target: #offcanvas-push\"></a>");
h.Add("<div id=\"offcanvas-push\" uk-offcanvas=\"mode: push; overlay: true\">");
h.Add("<div class=\"uk-offcanvas-bar\">");
h.Add("<button class=\"uk-offcanvas-close\" type=\"button\" uk-close></button>");
var wrk = wc.Work;
var subs = wrk.Works;
// tabs
h.Add("<ul class=\"uk-tab uk-tab-right\" uk-tab=\"connect: #iswitcher; media: 270\">");
h.Add("<li class=\"uk-active\"><a href=\"#\">");
h.Add(wrk.Label);
h.Add("</a></li>");
if (subs != null)
{
for (int i = 0; i < subs.Count; i++)
{
var sub = subs.ValueAt(i);
if (!sub.DoAuthorize(wc, true))
{
continue;
}
h.Add("<li><a href=\"#\">");
h.Add(sub.Label);
h.Add("</a></li>");
}
}
h.Add("</ul>");
h.Add("</div>");
h.Add("</div>");
// switcher
h.Add("<ul id=\"iswitcher\" class=\"uk-switcher uk-height-1-1\">");
// the first panel
h.Add("<li class=\"uk-active\" style=\"height: 100%\">");
h.Add("<iframe src=\"?inner=true\" frameborder=\"0\" style=\"width: 100%; height: 100%;\"></iframe>");
h.Add("</li>");
if (subs != null)
{
// the sub-level panels
for (int i = 0; i < subs.Count; i++)
{
var sub = subs.ValueAt(i);
if (!sub.DoAuthorize(wc, true))
{
continue;
}
h.Add("<li style=\"height: 100%\"><iframe src=\"");
h.Add(sub.Key);
h.Add("/\" frameborder=\"0\" style=\"width:100%; height:100%;\"></iframe></li>");
}
}
h.Add(" </ul>");
h.Add("</div>");
h.Add("</body>");
h.Add("</html>");
wc.Give(status, h, shared, maxage);
}
public abstract bool Do(WebContext wc);
/// <summary> /// The asynchronous version of authentication check. /// </summary> /// <remarks>The method only tries to establish principal identity within current web context, not responsible for any related user interaction.</remarks> /// <param name="wc">current web request/response context</param> /// <returns>true to indicate the web context should continue with processing; false otherwise</returns> public virtual Task <bool> DoAsync(WebContext wc) => throw new NotImplementedException();
/// <summary> /// The synchronous version of authentication check. /// </summary> /// <remarks>The method only tries to establish principal identity within current web context, not responsible for any related user interaction.</remarks> /// <param name="wc">current web request/response context</param> /// <returns>true to indicate the web context should continue with processing; false otherwise</returns> public virtual bool Do(WebContext wc) => throw new NotImplementedException();
internal async Task HandleAsync(string rsc, WebContext wc)
{
wc.Work = this;
if (!DoAuthorize(wc, false))
{
throw new WebException("authorize failed: " + Name)
{
Code = wc.Principal == null ? 401 : 403
};
}
int slash = rsc.IndexOf('/');
if (slash == -1) // this work is the target work
{
if (Before != null)
{
if (Before.IsAsync && !await Before.DoAsync(wc) || !Before.IsAsync && Before.Do(wc))
{
return;
}
}
//
// resolve the resource
string name = rsc;
int subscpt = 0;
int dash = rsc.LastIndexOf('-');
if (dash != -1)
{
name = rsc.Substring(0, dash);
wc.Subscript = subscpt = rsc.Substring(dash + 1).ToInt();
}
var act = this[name];
if (act == null)
{
wc.Give(404, "action not found", true, 30);
return;
}
wc.Action = act;
if (!act.DoAuthorize(wc, false))
{
throw new WebException("Do authorize failure: " + act.Name)
{
Code = wc.Principal == null ? 401 : 403
};
}
// try in the cache first
if (!Service.TryGiveFromCache(wc))
{
// invoke action method
if (act.IsAsync)
{
await act.DoAsync(wc, subscpt);
}
else
{
act.Do(wc, subscpt);
}
Service.TryAddForCache(wc);
}
wc.Action = null;
if (After != null)
{
if (After.IsAsync && !await After.DoAsync(wc) || !After.IsAsync && After.Do(wc))
{
return;
}
}
}
else // sub works
{
string key = rsc.Substring(0, slash);
var wrk = GetSubWork(wc, key);
if (wrk != null) // if child
{
// do necessary authentication before entering
if (wc.Principal == null && !await wrk.DoAuthenticate(wc))
{
return;
}
wc.AppendSeg(wrk, key);
await wrk.HandleAsync(rsc.Substring(slash + 1), wc);
}
else if (varwork != null) // if variable-key subwork
{
// do necessary authentication before entering
if (wc.Principal == null && !await varwork.DoAuthenticate(wc))
{
return;
}
var prin = wc.Principal;
object accessor;
if (key.Length == 0)
{
if (prin == null)
{
throw AuthReq;
}
accessor = varwork.GetAccessor(prin, null);
if (accessor == null)
{
throw AccessorReq;
}
}
else
{
accessor = varwork.GetAccessor(prin, key);
}
// append the segment
wc.AppendSeg(varwork, key, accessor);
await varwork.HandleAsync(rsc.Substring(slash + 1), wc);
}
}
}
public abstract bool Do(WebContext wc, bool mock);
