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| ///////////////////////////////////////////////////////////////////////////
// //
// Copyright (c) 2015 by Charta Software B.V. //
// All rights reserved //
// //
// Version: 1.7.0.83525 //
// Web site: https://pascal.chartasoftware.com/ //
// //
// This code and information are provided "as is" without warranty of //
// any kind. Dissemination of this information or reproduction of //
// this material is strictly forbidden unless prior written permission //
// is obtained from Charta Software B.V.. //
// //
///////////////////////////////////////////////////////////////////////////
unit ContentManagement.Article.Module.WebSite;
interface
uses
Authorization.Level,
Boolean,
ContentManagement.Article,
ContentManagement.Article.UriProducer,
ContentManagement.Message,
Html.Document,
Html.Element,
Html.Element.Block,
Html.Element.Block.List,
Html.Element.Inline_,
Http.Response,
Http.Response.Html,
Http.Status,
Integer._32,
Language.Translator,
Mail.Address,
Sql.Database,
StructuredDocument.Node,
StructuredDocument.Node.Localize,
StructuredDocument.Pdf.Builder,
Text,
Uri,
Uri.Producer,
Uuid,
WebSite.Form,
WebSite.Form.Button,
WebSite.Form.Field.Boolean.CheckBox,
WebSite.Form.Field.Email.Multiple,
WebSite.Form.Field.Factory,
WebSite.Form.Field.Options,
WebSite.Form.Field.Options.DropDown,
WebSite.Form.Field.StructuredDocument,
WebSite.Form.Field.Text,
WebSite.Form.Section,
WebSite.InterfaceType,
WebSite.Menu.Item,
WebSite.Module.Default,
WebSite.Page.Component.ButtonPanel,
WebSite.Preferences,
WebSite.Request,
WebSite.Request.Handler,
WebSite.Request.Handler.Default,
WebSite.Session;
type
TItemForm = class(TForm)
protected
Title: TFormShortTextField;
Text: TFormStructuredDocumentField;
Buttons: TButtonPanel;
SaveButton: TFormButton;
CancelButton: TFormCancelButton;
function CreateNew(Database: TSqlDatabase; ParentID: TInteger32): TInteger32; virtual; abstract;
procedure UpdateInDatabase(Database: TSqlDatabase; ObjectID: TInteger32); virtual; abstract;
procedure LoadFromDatabase(Database: TSqlDatabase; ID: TInteger32); virtual; abstract;
function HasChanged(Database: TSqlDatabase; ID: TInteger32): TBoolean; virtual; abstract;
procedure EditInDatabase(WebSiteSession: TWebSiteSession; Database: TSqlDatabase; ID: TInteger32);
function UriForArticle(UriProducer: TUriProducer; ArticleID: TInteger32; Action: TArticleAction = aaView): TUri; virtual;
public
constructor Create(FieldFactory: TFormFieldFactory; Name: TText); override;
procedure ConfigureForDelete(); virtual;
end;
TArticleForm = class(TItemForm)
protected
Main: TFormSection;
AdditionalSettings: TFormSection;
Summary: TFormStructuredDocumentField;
ShowRelatedArticles: TFormCheckBoxField;
ExpandByDefault: TFormCheckBoxField;
procedure LoadFromDatabase(Database: TSqlDatabase; ID: TInteger32); override;
function HasChanged(Database: TSqlDatabase; ID: TInteger32): TBoolean; override;
public
constructor Create(FieldFactory: TFormFieldFactory; Name: TText); override;
function CreateNew(Database: TSqlDatabase; ParentID: TInteger32): TInteger32; override;
procedure UpdateInDatabase(Database: TSqlDatabase; ObjectID: TInteger32); override;
procedure ConfigureForDelete(); override;
end;
TMoveArticleForm = class(TForm)
protected
ArticleID: TInteger32;
public
Section: TFormSection;
Title: TFormShortTextField;
Target: TFormDropDownField;
MoveButton: TFormButton;
CancelButton: TFormCancelButton;
constructor Create(FieldFactory: TFormFieldFactory; Name: TText); override;
procedure LoadFromArticle(Translator: TTranslator; Article: TArticle);
procedure SetTargetOptions(Database: TSqlDatabase; Translator: TTranslator); virtual; abstract;
end;
TMoveArticleLocallyForm = class(TMoveArticleForm)
public
procedure SetTargetOptions(Database: TSqlDatabase; Translator: TTranslator); override;
end;
TMoveArticleGloballyForm = class(TMoveArticleForm)
protected
function GetMoveOption(ID: TInteger32; Caption: TText; Level: TInteger32): TFormSelectFieldOption;
procedure AddArticleMoveOptions(Database: TSqlDatabase; Translator: TTranslator; ToMoveID: TInteger32; ParentID: TInteger32; Level: TInteger32); virtual;
public
procedure SetTargetOptions(Database: TSqlDatabase; Translator: TTranslator); override;
end;
TMoveMessageForm = class(TMoveArticleGloballyForm)
protected
procedure AddArticleMoveOptions(Database: TSqlDatabase; Translator: TTranslator; ToMoveID: TInteger32; ParentID: TInteger32; Level: TInteger32); override;
procedure AddMessageMoveOptions(Database: TSqlDatabase; ToMoveID: TInteger32; ParentID: TInteger32; Level: TInteger32);
public
procedure Load(Message: TMessage);
procedure SetTargetOptions(Database: TSqlDatabase; Translator: TTranslator); override;
end;
TRedirectInformation = record
public
Status: THttpStatus;
Location: TUri;
end;
TArticleWebSiteModule = class;
TArticleUriProducer = class(TAbstractArticleUriProducer)
private
ArticleWebSiteModule: TArticleWebSiteModule;
public
constructor Create(ArticleWebSiteModule: TArticleWebSiteModule); virtual;
function GetUriForArticle(UriProducer: TUriProducer; ID: TInteger32): TUri; override;
end;
TArticleWebSiteModule = class(TDefaultWebSiteModule)
protected
FUriProducer: TArticleUriProducer;
function GetArticleUriProducer(): TAbstractArticleUriProducer;
procedure AddSubmenu(Database: TSqlDatabase; Translator: TTranslator; ParentItem: TMenuItem; ParentID: TInteger32; CurrentLevel: TInteger32; CurrentArticleID: TInteger32; UriProducer: TUriProducer);
procedure CheckAndRenderRelatedArticles(Request: TWebSiteRequest; Contents: THtmlElementList; Article: TArticle);
function RenderRelatedArticles(Request: TWebSiteRequest; ArticleID: TInteger32): THtmlList;
function ArticleHasChildren(Database: TSqlDatabase; ItemID: TInteger32): TBoolean;
function RenderArticleItemOptions(Request: TWebSiteRequest; ArticleID: TInteger32): THtmlDivision;
function RenderRootArticleOption(UriProducer: TUriProducer; ImageUri: TUri; Caption: TDocumentLocalize; Translator: TTranslator): THtmlSpan;
function RenderArticleOption(UriProducer: TUriProducer; ArticleID: TInteger32; Action: TArticleAction; ImageUri: TUri; Caption: TDocumentLocalize; Translator: TTranslator): THtmlSpan;
function IsAddRootArticleAllowed(Request: TWebSiteRequest): TBoolean;
function AddArticleRights(Database: TSqlDatabase; WebSiteSession: TWebSiteSession; ID: TInteger32): TBoolean;
function EditArticleRights(Database: TSqlDatabase; WebSiteSession: TWebSiteSession; ArticleID: TInteger32): TBoolean;
function DeleteArticleRights(Database: TSqlDatabase; WebSiteSession: TWebSiteSession; ArticleID: TInteger32): TBoolean;
function MoveArticleRights(Database: TSqlDatabase; WebSiteSession: TWebSiteSession; ArticleID: TInteger32): TBoolean;
function SendArticleRights(Database: TSqlDatabase; WebSiteSession: TWebSiteSession; ArticleID: TInteger32): TBoolean;
function MoveDestinationOKForArticle(Database: TSqlDatabase; ArticleID: TInteger32; DestinationID: TInteger32): TBoolean;
function UserHasArticleRights(Database: TSqlDatabase; WebSiteSession: TWebSiteSession; ItemObjectID: TInteger32): TBoolean;
procedure RenderMoveArticle(Request: TWebSiteRequest; Contents: THtmlElementList; Article: TArticle);
function GetArticleCreator(Database: TSqlDatabase; ItemObjectID: TInteger32): TInteger32;
function GotoDocumentPositionScript(Text: TText; Line, Column: TInteger32): THtmlScript;
function HandleAsPdfResponse(Request: TWebSiteRequest; Article: TArticle): THttpResponse;
procedure AddTemplateToStructuredDocument(var Document: TText);
procedure AddArticleToStructuredDocument(Database: TSqlDatabase; ArticleID: TInteger32; var Document: TText);
function HandleMessageRequest(Request: TWebSiteRequest; const ObjectID: TUuid): THtmlElement;
function UriForRoot(UriProducer: TUriProducer; Action: TArticleAction = aaView): TUri;
procedure CreateParentHandlers(Request: TWebSiteRequest; ParentArticle: TArticle);
public
constructor Create(const Name: TText); override;
destructor Destroy(); override;
function CreateRequestHandler(Request: TWebSiteRequest): TWebSiteRequestHandler; override;
function GetTitle(Request: TWebSiteRequest): TDocumentNode; override;
function GetMenu(Request: TWebSiteRequest; MenuUriProducer: TUriProducer): TMenuItem; override;
function GetMinimumAuthorizationLevel(Request: TWebSiteRequest): TAuthorizationLevel; override;
function UriForArticle(UriProducer: TUriProducer; ArticleID: TInteger32; Action: TArticleAction = aaView; TargetID: TInteger32 = 0): TUri;
function EmbellishedLinkToArticle(Database: TSqlDatabase; UriProducer: TUriProducer; ID: TInteger32; Caption: TText): THtmlAnchor;
property UriProducer: TAbstractArticleUriProducer read GetArticleUriProducer;
end;
TRootArticleRequestHandler = class(TDefaultWebSiteRequestHandler)
private
function HandleAdd(): THttpHtmlResponse;
public
Action: TArticleAction;
Module: TArticleWebSiteModule deprecated;
function HandleRequest(): THttpResponse; override;
end;
TArticlePdfBuilder = class(TDefaultPdfBuilder)
public
Request: TWebSiteRequest;
Article: TArticle;
procedure AddEmbellishingPageFactory(); override;
end;
TSendChartaWebMailForm = class(TForm)
public
Section: TFormSection;
EmailAddresses: TFormMultipleEmailField;
SendButton: TFormButton;
CancelButton: TFormCancelButton;
constructor Create(FieldFactory: TFormFieldFactory; Name: TText); override;
procedure Send(Request: TWebSiteRequest; Subject: TText; Body: THtmlElement);
end;
TArticleWebSiteRequestHandler = class(TDefaultWebSiteRequestHandler)
protected
ArticleForm: TArticleForm;
function GetRedirectInformation(Request: TWebSiteRequest; Action: TArticleAction): TRedirectInformation;
function SendFormAsEmail(): THtmlElement;
procedure RenderEmailResult(Contents: THtmlElementList; Addresses: TMailAddressList);
procedure ViewArticle(Request: TWebSiteRequest; Contents: THtmlElementList; Article: TArticle; Action: TArticleAction);
procedure PostArticle(Request: TWebSiteRequest; Contents: THtmlElementList; Article: TArticle; Action: TArticleAction);
public
Module: TArticleWebSiteModule;
Article: TArticle;
Action: TArticleAction;
constructor Create(Module: TArticleWebSiteModule; Request: TWebSiteRequest; Article: TArticle; Action: TArticleAction); reintroduce; virtual;
destructor Destroy(); override;
function GetTitle(): TDocumentNode; override;
function GetInterfaceType(): TWebSiteInterfaceType; override;
function CreateMenu(UriProducer: TUriProducer): TMenuItem; override;
function CreatePreferences(): TWebSitePreferences; override;
function HandleRequest(): THttpResponse; override;
end;
implementation
uses
Authorization.Level.ObjectMethods,
Character.Encoding,
Collection.List,
ContentManagement.Item,
ContentManagement.Language.TranslationMap,
ContentManagement.Message.Module.WebSite,
ContentManagement.Table.Set_,
DataMethod,
DateTime,
DateTime.Calendar.Gregorian,
Dictionary,
Html,
Html.Element.Block.Table,
Http.ContentDisposition,
Http.Method,
Http.Response.Pdf,
Integer._32.TextFormat,
Integer.TextFormat,
Language,
Language.TranslationMap.Constants.General,
Mail,
Mail.Entity.Html,
Parser.Problem.Handler,
Sql,
Sql.Database.Logical.Versioned.Table.Set_,
Sql.Result,
Stream.Input,
StructuredDocument.Compiler.Pdf,
StructuredDocument.Compiler.Text,
StructuredDocument.Node.Text,
StructuredDocument.Parser,
Text.List,
UserInterface.Control.Mode,
UserManagement.Language.TranslationMap,
UserManagement.User,
WebSite.Form.Language.TranslationMap,
WebSite.Language.TranslationMap,
WebSite.Pdf.Page.Factory,
WebSite.Request.Handler.BadRequest,
WebSite.Request.Handler.NotFound,
WebSite.Response,
Xml.CharacterReference;
function XmlEscapeCharacterData(Value: TText): TText; deprecated;
var
i: TInteger32;
Character: TText;
begin
Result := '';
for i := 0 to Value.Count - 1 do
begin
Character := Value.Subtext(i, 1);
if Character = '<' then
Result := Result + '<'
else if Character = '>' then
Result := Result + '>'
else if Character = '&' then
Result := Result + '&'
else
Result := Result + Character;
end;
end;
{ TArticleWebSiteModule }
function TArticleWebSiteModule.AddArticleRights(Database: TSqlDatabase; WebSiteSession: TWebSiteSession; ID: TInteger32): TBoolean;
begin
Result :=
WebSiteSession.HasAdministratorRights(Database); // or
// (
// WebSiteSession.LoggedIn and Database.Exists(
// Select(
// [ ArticlesTable.ObjectID ],
// [ ArticlesTable ],
// [
// ArticlesTable.ParentObjectID > 0,
// ArticlesTable.ObjectID = ID,
// ArticlesTable.RemoveTransactionID.IsNull
// ]
// )
// )
// );
end;
procedure TArticleWebSiteModule.AddSubmenu(Database: TSqlDatabase; Translator: TTranslator; ParentItem: TMenuItem; ParentID: TInteger32; CurrentLevel: TInteger32; CurrentArticleID: TInteger32; UriProducer: TUriProducer);
var
SqlResult: TSqlResult;
ChildItem: TMenuItem;
ID: TInteger32;
Title: TText;
begin
SqlResult := Database.Query(
SelectGroupedOrderBy(
[
ContentManagementTableSet.ArticlesTable.ObjectID,
ContentManagementTableSet.ArticlesTable.Title,
ContentManagementTableSet.ArticlesTable.ExpandByDefault
],
[ ContentManagementTableSet.ArticlesTable ],
[
ContentManagementTableSet.ArticlesTable.ParentObjectID = ParentID,
ContentManagementTableSet.ArticlesTable.Lifetime.RemoveTransactionId.IsNull
],
[],
[ ContentManagementTableSet.ArticlesTable.ChildIndex ]
)
);
while SqlResult.FetchRow() do
begin
ID := SqlResult.ReadInteger();
Title := TDocumentToTextCompiler.RenderDocumentToText(Translator, SqlResult.ReadText());
ChildItem := TMenuItem.Create();
ChildItem.Caption := TDocumentText.Create(Title);
ChildItem.Target := UriForArticle(UriProducer, ID);
ChildItem.Current := ID = CurrentArticleID;
ChildItem.ExpandByDefault := SqlResult.ReadBoolean();
ParentItem.ChildItems.Add(ChildItem);
AddSubmenu(Database, Translator, ChildItem, ID, CurrentLevel + 1, CurrentArticleID, UriProducer);
end;
SqlResult.Free();
end;
procedure TArticleWebSiteModule.AddTemplateToStructuredDocument(var Document: TText);
begin
Document := Document + '<template></template>';
end;
procedure TArticleWebSiteModule.AddArticleToStructuredDocument(Database: TSqlDatabase; ArticleID: TInteger32; var Document: TText);
var
Article: TArticle;
SqlResult: TSqlResult;
begin
Article := TArticle.LoadFromDatabase(Database, ArticleID);
Document := Document +
'<Section>' +
'<Title>' + Article.Title + '</Title>' +
'<Contents><P>' + Article.Summary + '</P>' + Article.Text;
SqlResult := Database.Query(
Select(
[ ContentManagementTableSet.ArticlesTable.ObjectID ],
[ ContentManagementTableSet.ArticlesTable ],
[
ContentManagementTableSet.ArticlesTable.ParentObjectID = ArticleID,
ContentManagementTableSet.ArticlesTable.Lifetime.RemoveTransactionId.IsNull
]
)
);
while SqlResult.FetchRow() do
AddArticleToStructuredDocument(Database, SqlResult.ReadInteger(), Document);
Document := Document +
'</Contents>' +
'</Section>';
SqlResult.Free();
Article.Free();
end;
procedure TArticleWebSiteModule.CheckAndRenderRelatedArticles(Request: TWebSiteRequest; Contents: THtmlElementList; Article: TArticle);
begin
if Article.HasChildren(Request.SqlDatabase) then
begin
Contents.Add(TextHeading(2, Request.Translator.Translate(tmRelatedArticles)));
Contents.Add(RenderRelatedArticles(Request, Article.ObjectID));
end;
end;
constructor TArticleWebSiteModule.Create(const Name: TText);
begin
inherited Create(Name);
FUriProducer := TArticleUriProducer.Create(Self);
end;
procedure TArticleWebSiteModule.CreateParentHandlers(Request: TWebSiteRequest; ParentArticle: TArticle);
begin
if ParentArticle <> nil then
begin
CreateParentHandlers(Request, ParentArticle.LoadParent(Request.SqlDatabase));
Request.HandlerPath.Push(TArticleWebSiteRequestHandler.Create(Self, Request, ParentArticle, aaView));
end;
end;
function TArticleWebSiteModule.CreateRequestHandler(Request: TWebSiteRequest): TWebSiteRequestHandler;
var
Action: TArticleAction;
RootHandler: TRootArticleRequestHandler;
Identifier: TInteger32;
Article: TArticle;
begin
Action := TextToArticleAction(Request.GetParameters.GetTextValueWithDefault('action', ''));
if Action = aaError then
Result := TBadRequestWebSiteRequestHandler.Create(Request, 'Invalid action')
else if Request.Path.IsEmpty() then
begin
RootHandler := TRootArticleRequestHandler.Create(Request);
RootHandler.Action := Action;
RootHandler.Module := Self;
Result := RootHandler;
end
else if TIntegerTextFormat.Default.Matches(Request.Path[0]) then
begin
Identifier := TextToInteger32(Request.Path[0]);
Article := TArticle.LoadFromDatabase(Request.SqlDatabase, Identifier);
if Article <> nil then
begin
Result := TArticleWebSiteRequestHandler.Create(Self, Request, Article, Action);
CreateParentHandlers(Request, Article.LoadParent(Request.SqlDatabase));
end
else
Result := TNotFoundWebSiteRequestHandler.Create(Request);
end
else
Result := TBadRequestWebSiteRequestHandler.Create(Request, 'Requested document should be an integer');
end;
function TArticleWebSiteModule.DeleteArticleRights(Database: TSqlDatabase; WebSiteSession: TWebSiteSession; ArticleID: TInteger32): TBoolean;
begin
Result :=
WebSiteSession.LoggedIn
and not ArticleHasChildren(Database, ArticleID)
and UserHasArticleRights(Database, WebSiteSession, ArticleID);
end;
destructor TArticleWebSiteModule.Destroy();
begin
UriProducer.Free();
inherited Destroy();
end;
function TArticleWebSiteModule.EditArticleRights(Database: TSqlDatabase; WebSiteSession: TWebSiteSession; ArticleID: TInteger32): TBoolean;
begin
Result := WebSiteSession.LoggedIn and UserHasArticleRights(Database, WebSiteSession, ArticleID);
end;
function TArticleWebSiteModule.EmbellishedLinkToArticle(Database: TSqlDatabase; UriProducer: TUriProducer; ID: TInteger32; Caption: TText): THtmlAnchor;
var
Title: TText;
ArticleUri: TUri;
begin
Title :=
Database.SelectTextWithDefault(
Select(
[ ContentManagementTableSet.ArticlesTable.Title ],
[ ContentManagementTableSet.ArticlesTable ],
[
ContentManagementTableSet.ArticlesTable.ObjectID = ID,
ContentManagementTableSet.ArticlesTable.Lifetime.RemoveTransactionId.IsNull
]
)
);
ArticleUri := UriForArticle(UriProducer, ID);
Result := TextLink(ArticleUri, Caption);
Result.Title := Title;
end;
procedure TArticleWebSiteModule.RenderMoveArticle(Request: TWebSiteRequest; Contents: THtmlElementList; Article: TArticle);
var
MoveArticleForm: TMoveArticleForm;
begin
MoveArticleForm := TMoveArticleLocallyForm.Create(ActiveFormFieldFactory, 'moveArticleLocally');
MoveArticleForm.Section.Caption := tmMoveLocally;
MoveArticleForm.Action := UriForArticle(Request.UriProducer, Article.ObjectID, aaMove, Article.ObjectID);
MoveArticleForm.LoadFromArticle(Request.Translator, Article);
MoveArticleForm.SetTargetOptions(Request.SqlDatabase, Request.Translator);
if MoveArticleForm.Target.Options.Count > 0 then
Contents.Add(MoveArticleForm.Render(Request));
MoveArticleForm.Free();
MoveArticleForm := TMoveArticleGloballyForm.Create(ActiveFormFieldFactory, 'moveArticleGlobally');
MoveArticleForm.Section.Caption := tmMoveGlobally;
MoveArticleForm.Action := UriForArticle(Request.UriProducer, Article.ObjectID, aaMove, Article.ObjectID);
MoveArticleForm.LoadFromArticle(Request.Translator, Article);
MoveArticleForm.SetTargetOptions(Request.SqlDatabase, Request.Translator);
if MoveArticleForm.Target.Options.Count > 0 then
Contents.Add(MoveArticleForm.Render(Request));
MoveArticleForm.Free();
end;
function TArticleWebSiteModule.RenderRelatedArticles(Request: TWebSiteRequest; ArticleID: TInteger32): THtmlList;
var
SqlResult: TSqlResult;
ObjectID: TInteger32;
Title: TText;
begin
SqlResult := Request.SqlDatabase.Query(
SelectGroupedOrderBy(
[
ContentManagementTableSet.ArticlesTable.ObjectID,
ContentManagementTableSet.ArticlesTable.Title
],
[ ContentManagementTableSet.ArticlesTable ],
[
ContentManagementTableSet.ArticlesTable.ParentObjectID = ArticleID,
ContentManagementTableSet.ArticlesTable.Lifetime.RemoveTransactionId.IsNull
],
[],
[ ContentManagementTableSet.ArticlesTable.ChildIndex ]
)
);
Result := THtmlList.Create();
while SqlResult.FetchRow() do
begin
ObjectID := SqlResult.ReadInteger();
Title := SqlResult.ReadText();
Result.Items.Add(ListItem([TextLink(UriForArticle(Request.UriProducer, ObjectID), Title)]));
end;
SqlResult.Free();
end;
function TArticleWebSiteModule.GetMenu(Request: TWebSiteRequest; MenuUriProducer: TUriProducer): TMenuItem;
var
CurrentArticleID: TInteger32;
begin
Result := TMenuItem.Create();
Result.Caption := tmArticles;
Result.Target := TUri.New('');
Result.Current := False;
if IsCurrentInPath(Request.HandlerPath) and (Request.Path.Count > 0) then
CurrentArticleID := TextToInteger32WithDefault(Request.Path[0], -1)
else
CurrentArticleID := -1;
AddSubmenu(Request.SqlDatabase, Request.Translator, Result, Request.Preferences.ArticleStartId, 0, CurrentArticleID, MenuUriProducer);
end;
function TArticleWebSiteModule.RenderArticleItemOptions(Request: TWebSiteRequest; ArticleID: TInteger32): THtmlDivision;
var
Options: THtmlSpan;
Translator: TTranslator;
Database: TSqlDatabase;
WebSiteSession: TWebSiteSession;
begin
Translator := Request.Translator;
Database := Request.SqlDatabase;
WebSiteSession := Request.Session;
Options := THtmlSpan.Create();
Options.Classes.Add('item-actions-options');
if EditArticleRights(Database, WebSiteSession, ArticleID) then
Options.Contents.Add(RenderArticleOption(Request.UriProducer, ArticleID, aaEdit, Request.UriProducer.RootUri(['Resource', 'Edit.png'], TUriResourceType.File_), tmEdit, Translator));
if MoveArticleRights(Database, WebSiteSession, ArticleID) then
Options.Contents.Add(RenderArticleOption(Request.UriProducer, ArticleID, aaMove, Request.UriProducer.RootUri(['Resource', 'Move.png'], TUriResourceType.File_), tmMove, Translator));
if DeleteArticleRights(Database, WebSiteSession, ArticleID) then
Options.Contents.Add(RenderArticleOption(Request.UriProducer, ArticleID, aaDelete, Request.UriProducer.RootUri(['Resource', 'Delete.png'], TUriResourceType.File_), tmDelete, Translator));
if SendArticleRights(Database, WebSiteSession, ArticleID) then
Options.Contents.Add(RenderArticleOption(Request.UriProducer, ArticleID, aaAsPdf, Request.UriProducer.RootUri(['Resource', 'PDF.png'], TUriResourceType.File_), tmAsPdf, Translator));
if SendArticleRights(Database, WebSiteSession, ArticleID) then
Options.Contents.Add(RenderArticleOption(Request.UriProducer, ArticleID, aaSendAsEmail, Request.UriProducer.RootUri(['Resource', 'Email.png'], TUriResourceType.File_), tmSendAsEmail, Translator));
if AddArticleRights(Database, WebSiteSession, ArticleID) then
Options.Contents.Add(RenderArticleOption(Request.UriProducer, ArticleID, aaAddArticle, Request.UriProducer.RootUri(['Resource', 'AddArticle.png'], TUriResourceType.File_), tmAddArticle, Translator));
if IsAddRootArticleAllowed(Request) then
Options.Contents.Add(RenderRootArticleOption(Request.UriProducer, Request.UriProducer.RootUri(['Resource', 'AddRootArticle.png'], TUriResourceType.File_), tmAddRootArticle, Translator));
Result := THtmlDivision.Create();
Result.Classes.Add('item-actions');
Result.Contents.Add(Options);
end;
function TArticleWebSiteModule.GotoDocumentPositionScript(Text: TText; Line, Column: TInteger32): THtmlScript;
var
Lines: TTextList;
Value: TText;
i: TInteger32;
Position: TInteger32;
Stream: TInputStream;
begin
Position := 0;
Stream := Text.CreateInputStream();
Lines := TTextList.Create();
Lines.Read(Stream, TCharacterEncoding.Windows1252); // TODO: Assess encoding
for i := 0 to Line - 1 do
begin
Value := Lines[i];
Inc(Position, Value.Count + 1);
end;
Inc(Position, Column);
Lines.Free();
Stream.Free();
Result := THtmlScript.Create();
Result.ScriptType := stTextJavascript;
Result.Lines.Add('setCaretPosition(document.forms[0].text, ' + Integer32ToText(Position) + ')');
end;
function TArticleWebSiteModule.HandleAsPdfResponse(Request: TWebSiteRequest; Article: TArticle): THttpResponse;
var
Document: TText;
Builder: TArticlePdfBuilder;
Nodes: TList<TDocumentNode>;
Parser: TStructuredDocumentParser;
PdfCompiler: TDocumentToPdfCompiler;
Response: THttpPdfResponse;
begin
Document := '';
AddArticleToStructuredDocument(Request.SqlDatabase, Article.ObjectID, Document);
Parser := TStructuredDocumentParser.Create(TParseProblemHandler.Null); // TODO: We probably have to properly handle problems instead of ignoring them
Builder := TArticlePdfBuilder.Create();
Builder.Request := Request;
Builder.Article := Article;
Builder.Paged := True;
Builder.StartDocument();
Builder.StartNewPage();
Nodes := Parser.ParseText(Document);
PdfCompiler := TDocumentToPdfCompiler.Create(Builder, Request.SqlDatabase, Request.Translator);
PdfCompiler.CompileNodes(Nodes);
Nodes.Free();
Response := THttpPdfResponse.Create();
Response.ContentDisposition := THttpContentDisposition.Create(dtInline, TDocumentToTextCompiler.RenderDocumentToText(Request.Translator, Article.Title) + '.pdf');
Response.LastModified := TGregorianCalendar.CurrentInstant_Local();
Response.Document := Builder.Document;
Result := Response;
PdfCompiler.Free();
Parser.Free();
Builder.Free();
end;
function TArticleWebSiteModule.HandleMessageRequest(Request: TWebSiteRequest; const ObjectID: TUuid): THtmlElement;
var
RequestHandler: TMessageWebSiteRequestHandler;
Response: THttpHtmlResponse;
begin
RequestHandler := TMessageWebSiteRequestHandler.Create(Self, Request, ObjectID);
RequestHandler.AddReference();
try
Response := RequestHandler.HandleRequest() as THttpHtmlResponse;
Response.AddReference();
Result := Response.Element;
Result.AddReference();
Response.ReleaseReference();
Result.DiscardReference();
finally
RequestHandler.ReleaseReference();
end;
end;
function TArticleWebSiteModule.IsAddRootArticleAllowed(Request: TWebSiteRequest): TBoolean;
begin
Result := Request.Session.HasAdministratorRights(Request.SqlDatabase);
end;
function TArticleWebSiteModule.ArticleHasChildren(Database: TSqlDatabase; ItemID: TInteger32): TBoolean;
begin
Result := Database.Exists(
Select(
[ ContentManagementTableSet.ArticlesTable.ObjectID ],
[ ContentManagementTableSet.ArticlesTable ],
[
ContentManagementTableSet.ArticlesTable.ParentObjectID = ItemID,
ContentManagementTableSet.ArticlesTable.Lifetime.RemoveTransactionId.IsNull
]
)
);
end;
function TArticleWebSiteModule.GetMinimumAuthorizationLevel(Request: TWebSiteRequest): TAuthorizationLevel;
begin
Result := TObjectMethodsAuthorizationLevel.Create(ContentManagementTableSet.DArticle, [TDataMethod.Read]);
end;
function TArticleWebSiteModule.RenderArticleOption(UriProducer: TUriProducer; ArticleID: TInteger32; Action: TArticleAction; ImageUri: TUri; Caption: TDocumentLocalize; Translator: TTranslator): THtmlSpan;
var
Link: THtmlAnchor;
Image: THtmlImage;
begin
Image := THtmlImage.Create();
Image.Source := ImageUri;
Image.AlternativeText := Translator.Translate(Caption);
Image.Title := Image.AlternativeText;
Link := THtmlAnchor.Create();
Link.HRef := UriForArticle(UriProducer, ArticleID, Action);
Link.Contents.Add(Image);
Result := THtmlSpan.Create();
Result.Classes.Add('item-action');
Result.Contents.Add(Link);
end;
function TArticleWebSiteModule.RenderRootArticleOption(UriProducer: TUriProducer; ImageUri: TUri; Caption: TDocumentLocalize; Translator: TTranslator): THtmlSpan;
var
Link: THtmlAnchor;
Image: THtmlImage;
begin
Image := THtmlImage.Create();
Image.Source := ImageUri;
Image.AlternativeText := Translator.Translate(Caption);
Image.Title := Image.AlternativeText;
Link := THtmlAnchor.Create();
Link.HRef := UriProducer.RootUri([GetName()], TUriResourceType.Directory);
Link.HRef.Parameters.Add('action', ArticleActionToText(aaAddRootArticle));
Link.Contents.Add(Image);
Result := THtmlSpan.Create();
Result.Classes.Add('item-action');
Result.Contents.Add(Link);
end;
function TArticleWebSiteModule.MoveArticleRights(Database: TSqlDatabase; WebSiteSession: TWebSiteSession; ArticleID: TInteger32): TBoolean;
begin
Result :=
WebSiteSession.LoggedIn
and UserHasArticleRights(Database, WebSiteSession, ArticleID)
and
Database.Exists(
Select(
[ ContentManagementTableSet.ArticlesTable.ObjectID ],
[ ContentManagementTableSet.ArticlesTable ],
[
ContentManagementTableSet.ArticlesTable.ObjectID = ArticleID,
ContentManagementTableSet.ArticlesTable.Lifetime.RemoveTransactionId.IsNull
]
)
);
end;
function TArticleWebSiteModule.MoveDestinationOKForArticle(Database: TSqlDatabase; ArticleID: TInteger32; DestinationID: TInteger32): TBoolean;
var
ParentID: TInteger32;
begin
Result := (DestinationID = 0) or (ArticleID <> DestinationID);
if Result and (DestinationID > 0) then
begin
ParentID := DestinationID;
repeat
ParentID := GetParentID(Database, ContentManagementTableSet.ArticlesTable.ObjectParentObjectInterface, ParentID);
until (ParentID = 0) or (ParentID = ArticleID);
Result := ParentID = 0;
end;
end;
function TArticleWebSiteModule.SendArticleRights(Database: TSqlDatabase; WebSiteSession: TWebSiteSession; ArticleID: TInteger32): TBoolean;
begin
Result := WebSiteSession.LoggedIn;
end;
function TArticleWebSiteModule.GetTitle(Request: TWebSiteRequest): TDocumentNode;
var
Action: TArticleAction;
ID: TInteger32;
SqlResult: TSqlResult;
begin
Action := TextToArticleAction(Request.GetParameters.GetTextValueWithDefault('action', ''));
if Request.Path.Count > 0 then
ID := TextToInteger32WithDefault(Request.Path[0], 0)
else
ID := 0;
if ID > 0 then
begin
SqlResult := Request.SqlDatabase.Query(
Select(
[ ContentManagementTableSet.ArticlesTable.Title ],
[ ContentManagementTableSet.ArticlesTable ],
[
ContentManagementTableSet.ArticlesTable.ObjectID = ID,
ContentManagementTableSet.ArticlesTable.Lifetime.RemoveTransactionId.IsNull
]
)
);
if SqlResult.FetchRow() then
Result := TDocumentText.Create(TDocumentToTextCompiler.RenderDocumentToText(Request.Translator, SqlResult.ReadText()))
else
Result := tmArticle;
SqlResult.Free();
end
else if Action = aaAddArticle then
Result := tmAddRootArticle
else
Result := tmAddArticle;
end;
function TArticleWebSiteModule.UriForArticle(UriProducer: TUriProducer; ArticleID: TInteger32; Action: TArticleAction = aaView; TargetID: TInteger32 = 0): TUri;
begin
Result := UriProducer.RootUri([GetName(), Integer32ToText(ArticleID)], TUriResourceType.File_);
if Action <> aaView then
begin
Result.Parameters.Add('action', ArticleActionToText(Action));
if TargetID <> 0 then
Result.Parameters.Add('TargetID', TargetID);
end;
end;
function TArticleWebSiteModule.UriForRoot(UriProducer: TUriProducer; Action: TArticleAction): TUri;
begin
Result := UriProducer.RootUri([GetName()], TUriResourceType.Directory);
if Action <> aaView then
Result.Parameters.Add('action', ArticleActionToText(Action));
end;
function TArticleWebSiteModule.UserHasArticleRights(Database: TSqlDatabase; WebSiteSession: TWebSiteSession; ItemObjectID: TInteger32): TBoolean;
begin
Result := WebSiteSession.HasAdministratorRights(Database) or (GetArticleCreator(Database, ItemObjectID) = WebSiteSession.User.Id);
end;
function TArticleWebSiteModule.GetArticleCreator(Database: TSqlDatabase; ItemObjectID: TInteger32): TInteger32;
begin
Result := Database.SelectIntegerWithDefault(
Select(
[ VersionedDatabaseTableSet.TransactionsTable.UserID ],
[ VersionedDatabaseTableSet.TransactionsTable, ContentManagementTableSet.ArticlesTable ],
[
VersionedDatabaseTableSet.TransactionsTable.ID = ContentManagementTableSet.ArticlesTable.Lifetime.AddTransactionId,
ContentManagementTableSet.ArticlesTable.ObjectID = ItemObjectID
]
),
0
);
end;
function TArticleWebSiteModule.GetArticleUriProducer(): TAbstractArticleUriProducer;
begin
Result := FUriProducer;
end;
{ TArticleForm }
function TItemForm.UriForArticle(UriProducer: TUriProducer; ArticleID: TInteger32; Action: TArticleAction = aaView): TUri;
begin
Result := UriProducer.RelativeUri([], TUriResourceType.Directory);
if ArticleID <> 0 then
begin
Result.Path.Add(Integer32ToText(ArticleID));
Result.Path.ResourceType := TUriResourceType.File_;
end;
if Action <> aaView then
Result.Parameters.Add('action', ArticleActionToText(Action));
end;
procedure TItemForm.ConfigureForDelete();
begin
SaveButton.Caption := tmDelete;
Title.Mode := TControlMode.Display;
Text.Mode := TControlMode.Display;
end;
constructor TItemForm.Create(FieldFactory: TFormFieldFactory; Name: TText);
begin
inherited Create(FieldFactory, Name);
Method := THttpMethod.Post;
Title := TFormShortTextField.Create('title', tmTitle);
Text := TFormStructuredDocumentField.Create('text', tmText);
SaveButton := TFormButton.Create('save', tmSave);
CancelButton := TFormCancelButton.Create('cancel', tmCancel);
Buttons := TButtonPanel.Create();
Buttons.Children.Add(SaveButton);
Buttons.Children.Add(CancelButton);
end;
procedure TItemForm.EditInDatabase(WebSiteSession: TWebSiteSession; Database: TSqlDatabase; ID: TInteger32);
begin
if HasChanged(Database, ID) then
UpdateInDatabase(Database, ID);
end;
{ TArticleForm }
procedure TArticleForm.ConfigureForDelete();
begin
inherited ConfigureForDelete();
Main.Caption := tmDelete;
Summary.Mode := TControlMode.Display;
ShowRelatedArticles.Mode := TControlMode.Display;
ExpandByDefault.Mode := TControlMode.Display;
end;
constructor TArticleForm.Create(FieldFactory: TFormFieldFactory; Name: TText);
begin
inherited Create(FieldFactory, Name);
Summary := TFormStructuredDocumentField.Create('summary', GeneralTranslation.Summary);
ShowRelatedArticles := TFormCheckBoxField.Create('showRelatedArticles', tmShowRelatedArticles);
ExpandByDefault := TFormCheckBoxField.Create('expandByDefault', tmExpandByDefault);
Title.TabIndex := 1;
Summary.TabIndex := 2;
Text.TabIndex := 3;
Summary.Rows := 3;
Summary.Nullable := True;
ShowRelatedArticles.BooleanValue := True;
Text.Rows := 20;
Main := TFormSection.Create();
Main.Caption := tmEditItem;
AdditionalSettings := TFormSection.Create();
AdditionalSettings.Caption := tmAdditionalSettings;
Main.Fields.Add(Title);
Main.Fields.Add(Summary);
AdditionalSettings.Fields.Add(ShowRelatedArticles);
AdditionalSettings.Fields.Add(ExpandByDefault);
Sections.Add(Main);
Sections.Add(Text);
Sections.Add(AdditionalSettings);
Sections.Add(Buttons);
end;
function TArticleForm.CreateNew(Database: TSqlDatabase; ParentID: TInteger32): TInteger32;
var
AppendChildIndexParent: TInteger32;
begin
AppendChildIndexParent := GetLastChildIndex(Database, ParentID) + 1;
Result := Database.Insert(
InsertValues(
ContentManagementTableSet.ArticlesTable,
[
ContentManagementTableSet.ArticlesTable.ParentObjectID,
ContentManagementTableSet.ArticlesTable.Title,
ContentManagementTableSet.ArticlesTable.Summary,
ContentManagementTableSet.ArticlesTable.Text,
ContentManagementTableSet.ArticlesTable.ChildIndex,
ContentManagementTableSet.ArticlesTable.ShowRelatedArticles,
ContentManagementTableSet.ArticlesTable.ExpandByDefault,
ContentManagementTableSet.ArticlesTable.Uuid
],
[
ParentID,
Title.TextValue,
Summary.TextValue,
Text.TextValue,
AppendChildIndexParent,
ShowRelatedArticles.BooleanValue,
ExpandByDefault.BooleanValue,
Sql.Deprecated_GenerateTextualUuid()
]
)
);
end;
function TArticleForm.HasChanged(Database: TSqlDatabase; ID: TInteger32): TBoolean;
begin
Result := not Database.Exists(
Select(
[ 1 ],
[ ContentManagementTableSet.ArticlesTable ],
[
ContentManagementTableSet.ArticlesTable.ObjectID = ID,
ContentManagementTableSet.ArticlesTable.Title = Title.TextValue,
ContentManagementTableSet.ArticlesTable.Summary = Summary.TextValue,
ContentManagementTableSet.ArticlesTable.Text = Text.TextValue,
ContentManagementTableSet.ArticlesTable.ShowRelatedArticles = ShowRelatedArticles.BooleanValue,
ContentManagementTableSet.ArticlesTable.ExpandByDefault = ExpandByDefault.BooleanValue,
ContentManagementTableSet.ArticlesTable.Lifetime.RemoveTransactionId.IsNull
]
)
);
end;
procedure TArticleForm.LoadFromDatabase(Database: TSqlDatabase; ID: TInteger32);
var
SqlResult: TSqlResult;
begin
SqlResult := Database.QuerySingleRow(
Select(
[
ContentManagementTableSet.ArticlesTable.Title,
ContentManagementTableSet.ArticlesTable.Summary,
ContentManagementTableSet.ArticlesTable.Text,
ContentManagementTableSet.ArticlesTable.ShowRelatedArticles,
ContentManagementTableSet.ArticlesTable.ExpandByDefault
],
[ ContentManagementTableSet.ArticlesTable ],
[
ContentManagementTableSet.ArticlesTable.ObjectID = ID,
ContentManagementTableSet.ArticlesTable.Lifetime.RemoveTransactionId.IsNull
]
)
);
Title.TextValue := SqlResult.ReadText();
Summary.TextValue := SqlResult.ReadText();
Text.TextValue := SqlResult.ReadText();
ShowRelatedArticles.BooleanValue := SqlResult.ReadBoolean();
ExpandByDefault.BooleanValue := SqlResult.ReadBoolean();
SqlResult.Free();
end;
procedure TArticleForm.UpdateInDatabase(Database: TSqlDatabase; ObjectID: TInteger32);
begin
Database.Query(
Update(
[ ContentManagementTableSet.ArticlesTable ],
[
Assign(ContentManagementTableSet.ArticlesTable.Title, Title.Value),
Assign(ContentManagementTableSet.ArticlesTable.Summary, Summary.TextValue),
Assign(ContentManagementTableSet.ArticlesTable.Text, Text.TextValue),
Assign(ContentManagementTableSet.ArticlesTable.ShowRelatedArticles, ShowRelatedArticles.BooleanValue),
Assign(ContentManagementTableSet.ArticlesTable.ExpandByDefault, ExpandByDefault.BooleanValue)
],
[ ContentManagementTableSet.ArticlesTable.ObjectID = ObjectID ]
)
);
end;
{ TArticleUriProducer }
constructor TArticleUriProducer.Create(ArticleWebSiteModule: TArticleWebSiteModule);
begin
inherited Create();
Self.ArticleWebSiteModule := ArticleWebSiteModule;
end;
function TArticleUriProducer.GetUriForArticle(UriProducer: TUriProducer; ID: TInteger32): TUri;
begin
Result := ArticleWebSiteModule.UriForArticle(UriProducer, ID);
end;
{ TMoveArticleForm }
constructor TMoveArticleForm.Create(FieldFactory: TFormFieldFactory; Name: TText);
var
Buttons: TButtonPanel;
begin
inherited Create(FieldFactory, Name);
Section := TFormSection.Create();
Sections.Add(Section);
Title := TFormShortTextField.Create('title', tmTitle);
Title.Mode := TControlMode.Display;
Target := TFormDropDownField.Create('target', tmDestination);
Section.Fields.Add(Title);
Section.Fields.Add(Target);
MoveButton := TFormButton.Create('move', tmMove);
CancelButton := TFormCancelButton.Create('', tmCancel);
Buttons := TButtonPanel.Create();
Buttons.Children.Add(MoveButton);
Buttons.Children.Add(CancelButton);
Sections.Add(Buttons);
end;
procedure TMoveArticleForm.LoadFromArticle(Translator: TTranslator; Article: TArticle);
begin
ArticleID := Article.ObjectID;
Title.TextValue := TDocumentToTextCompiler.RenderDocumentToText(Translator, Article.Title);
end;
{ TMoveArticleLocallyForm }
procedure TMoveArticleLocallyForm.SetTargetOptions(Database: TSqlDatabase; Translator: TTranslator);
var
SqlResult: TSqlResult;
ParentID: TInteger32;
IndexInParent: TInteger32;
Value: TText;
Title: TText;
Caption: TText;
ChildIndex: TInteger32;
begin
ParentID := GetParentID(Database, ContentManagementTableSet.ArticlesTable.ObjectParentObjectInterface, ArticleID);
IndexInParent := GetChildIndex(Database, ArticleID);
SqlResult := Database.Query(
SelectGroupedOrderBy(
[
ContentManagementTableSet.ArticlesTable.ChildIndex,
ContentManagementTableSet.ArticlesTable.Title
],
[ ContentManagementTableSet.ArticlesTable ],
[
ContentManagementTableSet.ArticlesTable.ParentObjectID = ParentID,
ContentManagementTableSet.ArticlesTable.Lifetime.RemoveTransactionId.IsNull
],
[],
[ ContentManagementTableSet.ArticlesTable.ChildIndex ]
)
);
while SqlResult.FetchRow() do
begin
ChildIndex := SqlResult.ReadInteger();
Title := TDocumentToTextCompiler.RenderDocumentToText(Translator, SqlResult.ReadText());
Value := Integer32ToText(ChildIndex - IndexInParent);
if ChildIndex < IndexInParent then
Caption := 'Before ''' + Title + ''''
else if ChildIndex > IndexInParent then
Caption := 'Behind ''' + Title + '''';
if ChildIndex <> IndexInParent then
Target.Options.Add(TFormSelectFieldOption.Create(Value, [Html.Text(Caption)]));
end;
SqlResult.Free();
end;
{ TMoveArticleGloballyForm }
procedure TMoveArticleGloballyForm.AddArticleMoveOptions(Database: TSqlDatabase; Translator: TTranslator; ToMoveID, ParentID, Level: TInteger32);
var
SqlResult: TSqlResult;
DestinationID: TInteger32;
Title: TText;
MoveOption: TFormSelectFieldOption;
begin
SqlResult := Database.Query(
SelectGroupedOrderBy(
[
ContentManagementTableSet.ArticlesTable.ObjectID,
ContentManagementTableSet.ArticlesTable.Title
],
[ ContentManagementTableSet.ArticlesTable ],
[
ContentManagementTableSet.ArticlesTable.ParentObjectID = ParentID,
ContentManagementTableSet.ArticlesTable.Lifetime.RemoveTransactionId.IsNull
],
[],
[ ContentManagementTableSet.ArticlesTable.ChildIndex ]
)
);
while SqlResult.FetchRow() do
begin
DestinationID := SqlResult.ReadInteger();
Title := TDocumentToTextCompiler.RenderDocumentToText(Translator, SqlResult.ReadText());
if DestinationID <> ToMoveID then
begin
MoveOption := GetMoveOption(DestinationID, Title, Level);
MoveOption.Classes.Add('article');
Target.Options.Add(MoveOption);
end;
AddArticleMoveOptions(Database, Translator, ToMoveID, DestinationID, Level + 1);
end;
SqlResult.Free();
end;
function TMoveArticleGloballyForm.GetMoveOption(ID: TInteger32; Caption: TText; Level: TInteger32): TFormSelectFieldOption;
var
i: TInteger32;
begin
Result := TFormSelectFieldOption.Create(Integer32ToText(ID), []);
for i := 1 to Level * 3 do
Result.Caption.Add(Html.CharacterReference(crNbsp));
Result.Caption.Add(Html.Text(Caption));
// Result.Style.MarginLeft := Integer32ToText(Level * 12) + 'px';
end;
procedure TMoveArticleGloballyForm.SetTargetOptions(Database: TSqlDatabase; Translator: TTranslator);
begin
Target.Options.Add(TFormSelectFieldOption.Create('0', [ Html.Text('<Home>') ]));
AddArticleMoveOptions(Database, Translator, ArticleID, 0, 0);
end;
{ TMoveMessageForm }
procedure TMoveMessageForm.AddArticleMoveOptions(Database: TSqlDatabase; Translator: TTranslator; ToMoveID, ParentID, Level: TInteger32);
begin
// inherited AddArticleMoveOptions(Database, ToMoveID, ParentID, Level);
AddMessageMoveOptions(Database, ToMoveID, ParentID, Level);
end;
procedure TMoveMessageForm.AddMessageMoveOptions(Database: TSqlDatabase; ToMoveID, ParentID, Level: TInteger32);
var
SqlResult: TSqlResult;
DestinationID: TInteger32;
Title: TText;
MoveOption: TFormSelectFieldOption;
begin
SqlResult := Database.Query(
SelectGroupedOrderBy(
[
ContentManagementTableSet.MessagesTable.ObjectID,
ContentManagementTableSet.MessagesTable.Title
],
[
ContentManagementTableSet.MessagesTable,
ContentManagementTableSet.MessagesHistoryTable
],
[
ContentManagementTableSet.MessagesTable.ParentObjectID = ParentID,
ContentManagementTableSet.MessagesTable.Lifetime.RemoveTransactionId.IsNull,
ContentManagementTableSet.MessagesHistoryTable.ObjectID = ContentManagementTableSet.MessagesTable.ObjectID
],
[ ContentManagementTableSet.MessagesTable.ObjectID ],
[ Descending(Minimum(ContentManagementTableSet.MessagesHistoryTable.Lifetime.AddTransactionId)) ]
)
);
while SqlResult.FetchRow() do
begin
DestinationID := SqlResult.ReadInteger();
Title := SqlResult.ReadText();
if DestinationID <> ToMoveID then
begin
MoveOption := GetMoveOption(DestinationID, Title, Level);
MoveOption.Classes.Add('message');
Target.Options.Add(MoveOption);
end;
AddMessageMoveOptions(Database, ToMoveID, DestinationID, Level + 1);
end;
SqlResult.Free();
end;
procedure TMoveMessageForm.Load(Message: TMessage);
begin
Title.TextValue := Message.Title;
end;
procedure TMoveMessageForm.SetTargetOptions(Database: TSqlDatabase; Translator: TTranslator);
begin
AddArticleMoveOptions(Database, Translator, ArticleID, 0, 0);
end;
{ TSendChartaWebMailForm }
constructor TSendChartaWebMailForm.Create(FieldFactory: TFormFieldFactory; Name: TText);
var
Buttons: TButtonPanel;
begin
inherited Create(FieldFactory, Name);
Section := TFormSection.Create();
Section.Caption := tmSendThisPageToTheFollowingUsers;
Sections.Add(Section);
EmailAddresses := TFormMultipleEmailField.Create('emailAddresses', tmEmail);
Section.Fields.Add(EmailAddresses);
SendButton := TFormButton.Create('sendEmail', tmSend);
CancelButton := TFormCancelButton.Create('cancel', tmCancel);
Buttons := TButtonPanel.Create();
Buttons.Children.Add(SendButton);
Buttons.Children.Add(CancelButton);
Sections.Add(Buttons);
end;
procedure TSendChartaWebMailForm.Send(Request: TWebSiteRequest; Subject: TText; Body: THtmlElement);
var
Mail: TMail;
Entity: THtmlMailEntity;
Addresses: TMailAddressList;
begin
Addresses := EmailAddresses.CreateAddresses();
Entity := THtmlMailEntity.Create();
Entity.Element := Body;
Mail := TMail.Create();
Mail.Subject := Subject;
Mail.Entity := Entity;
Mail.To_.AddAll(Addresses);
Request.SendMail(Mail);
Mail.Free();
Addresses.Free();
end;
{ TArticleWebSiteRequestHandler }
constructor TArticleWebSiteRequestHandler.Create(Module: TArticleWebSiteModule; Request: TWebSiteRequest; Article: TArticle; Action: TArticleAction);
begin
inherited Create(Request);
Self.Module := Module;
Self.Article := Article;
Self.Action := Action;
Self.Segment := Module.GetName();
ArticleForm := TArticleForm.Create(ActiveFormFieldFactory, 'Article');
end;
function TArticleWebSiteRequestHandler.CreateMenu(UriProducer: TUriProducer): TMenuItem;
begin
Result := TMenuItem.Create();
Result.Caption := TDocumentText.Create(TDocumentToTextCompiler.RenderDocumentToText(Request.Translator, Article.Title));
Result.Target := Module.UriForArticle(UriProducer, Article.ObjectID);
Result.Current := False;
Result.ExpandByDefault := False;
Module.AddSubmenu(Request.SqlDatabase, Request.Translator, Result, Article.ObjectID, 0, 0, UriProducer);
end;
function TArticleWebSiteRequestHandler.CreatePreferences(): TWebSitePreferences;
var
CurrentArticleId: TInteger32;
begin
if Module.IsCurrentInPath(Request.HandlerPath) and (Request.Path.Count > 0) then
CurrentArticleId := TextToInteger32WithDefault(Request.Path[0], -1)
else
CurrentArticleId := -1;
Result := Article.LoadPreferences(Request.SqlDatabase, CurrentArticleId);
end;
destructor TArticleWebSiteRequestHandler.Destroy();
begin
Article.Free();
ArticleForm.Free();
inherited Destroy();
end;
function TArticleWebSiteRequestHandler.GetInterfaceType(): TWebSiteInterfaceType;
begin
Result := TWebSiteInterfaceType.FrontEnd;
end;
function TArticleWebSiteRequestHandler.GetRedirectInformation(Request: TWebSiteRequest; Action: TArticleAction): TRedirectInformation;
var
ID: TInteger32;
TargetID: TInteger32;
begin
Result.Status := THttpStatus.SuccessfulOk;
Result.Location := TUri.New();
if ArticleForm.IsSubmittedAndValid(Request) then
begin
if Request.Path.Count > 0 then
ID := TextToInteger32WithDefault(Request.Path[0], 0)
else
ID := 0;
TargetID := Request.GetParameters.GetInteger32ValueWithDefault('TargetID', 0);
if Action <> aaView then
begin
if Action in [aaAddArticle, aaMove] then
begin
Result.Status := THttpStatus.RedirectionSeeOther;
if ID > 0 then
Result.Location := Module.UriForArticle(Request.UriProducer, ID)
else
Result.Location := Request.UriProducer.RootUri([Module.GetName()], TUriResourceType.Directory);
end
else if Action in [aaEdit] then
begin
Result.Status := THttpStatus.RedirectionSeeOther;
if ID > 0 then
Result.Location := Module.UriForArticle(Request.UriProducer, ID)
else
Result.Location := Request.UriProducer.RootUri([Module.GetName()], TUriResourceType.Directory);
if TargetID <> 0 then
Result.Location.Fragment := 'item-' + Integer32ToText(TargetID);
end
else if Action = aaDelete then
begin
Result.Status := THttpStatus.RedirectionSeeOther;
Result.Location := Request.UriProducer.RootUri([Module.GetName()], TUriResourceType.Directory);
end;
end;
end;
end;
function TArticleWebSiteRequestHandler.GetTitle(): TDocumentNode;
begin
Result := Module.GetTitle(Request);
end;
function TArticleWebSiteRequestHandler.HandleRequest(): THttpResponse;
var
RedirectInformation: TRedirectInformation;
Response: THttpHtmlResponse;
ArticleContent: THtmlDivision;
begin
if Action = aaAsPdf then
Result := Module.HandleAsPdfResponse(Request, Article)
else
begin
Response := THttpHtmlResponse.Create();
ArticleContent := THtmlDivision.Create();
if Request.HttpRequest.RequestLine.Method = THttpMethod.Get then
ViewArticle(Request, ArticleContent.Contents, Article, Action)
else
PostArticle(Request, ArticleContent.Contents, Article, Action);
Request.UriProducer.PushPath([Integer32ToText(Article.ObjectID), 'Message']);
ArticleContent.Contents.Add(Module.HandleMessageRequest(Request, Article.Uuid));
Request.UriProducer.PopPath();
Response.Element := ArticleContent;
RedirectInformation := GetRedirectInformation(Request, Action);
Response.StatusLine.Status := RedirectInformation.Status;
Response.Location := RedirectInformation.Location;
Result := Response;
end;
end;
procedure TArticleWebSiteRequestHandler.PostArticle(Request: TWebSiteRequest; Contents: THtmlElementList; Article: TArticle; Action: TArticleAction);
var
TargetID: TInteger32;
DestinationID: TInteger32;
UserID: TUserIdentifier;
MoveArticleLocallyForm: TMoveArticleLocallyForm;
MoveArticleGloballyForm: TMoveArticleGloballyForm;
EmailForm: TSendChartaWebMailForm;
EmailBody: THtmlDivision;
Addresses: TMailAddressList;
begin
TargetID := Request.GetParameters.GetInteger32ValueWithDefault('TargetID', Article.ObjectID);
UserID := Request.Session.User.Deprecated_GetIdentifier();
if Action <> aaView then
begin
if (Action = aaAddArticle) and Module.AddArticleRights(Request.SqlDatabase, Request.Session, Article.ObjectID) then
begin
ArticleForm.Action := ArticleForm.UriForArticle(Request.UriProducer, Article.ObjectID, Action);
ArticleForm.LoadFromRequest(Request);
if ArticleForm.Validate(Request) then
ArticleForm.CreateNew(Request.SqlDatabase, TargetID)
else
Contents.Add(ArticleForm.Render(Request));
end
else if (Action = aaEdit) and Module.EditArticleRights(Request.SqlDatabase, Request.Session, TargetID) then
begin
if Request.PostParameters.KeyExists('save') then
begin
ArticleForm.LoadFromRequest(Request);
if ArticleForm.Validate(Request) then
ArticleForm.EditInDatabase(Request.Session, Request.SqlDatabase, TargetID)
else
Contents.Add(ArticleForm.Render(Request));
end;
end
else if (Action = aaDelete) and Module.DeleteArticleRights(Request.SqlDatabase, Request.Session, TargetID) then
begin
if Request.PostParameters.KeyExists('save') then
Article.Delete(Request.SqlDatabase);
end
else if (Action = aaMove) and Module.MoveArticleRights(Request.SqlDatabase, Request.Session, TargetID) then
begin
DestinationID := Request.PostParameters.GetInteger32ValueWithDefault('target', 0);
MoveArticleLocallyForm := TMoveArticleLocallyForm.Create(ActiveFormFieldFactory, 'moveArticleLocally');
MoveArticleLocallyForm.LoadFromArticle(Request.Translator, Article);
MoveArticleLocallyForm.SetTargetOptions(Request.SqlDatabase, Request.Translator);
MoveArticleGloballyForm := TMoveArticleGloballyForm.Create(ActiveFormFieldFactory, 'moveArticleGlobally');
MoveArticleGloballyForm.LoadFromArticle(Request.Translator, Article);
MoveArticleGloballyForm.SetTargetOptions(Request.SqlDatabase, Request.Translator);
if MoveArticleLocallyForm.IsSubmittedAndValid(Request) then
MoveWithinArticleInDatabase(Request.SqlDatabase, DestinationID, TargetID, UserID)
else if MoveArticleGloballyForm.IsSubmittedAndValid(Request) then
begin
if Module.MoveDestinationOKForArticle(Request.SqlDatabase, TargetID, DestinationID) then
MoveArticleUnder(Request.SqlDatabase, TargetID, DestinationID, UserID);
end;
MoveArticleLocallyForm.Free();
MoveArticleGloballyForm.Free();
end
else if (Action = aaSendAsEmail) and Module.SendArticleRights(Request.SqlDatabase, Request.Session, Article.ObjectID) then
begin
EmailForm := TSendChartaWebMailForm.Create(ActiveFormFieldFactory, 'sendEmail');
if EmailForm.IsSubmittedAndValid(Request) then
begin
EmailBody := THtmlDivision.Create();
Request.StructuredDocument.CompileToHtml(Request, EmailBody.Contents, Article.Summary + Article.Text);
EmailForm.Send(Request, TDocumentToTextCompiler.RenderDocumentToText(Request.Translator, Article.Title), EmailBody);
Addresses := EmailForm.EmailAddresses.CreateAddresses();
RenderEmailResult(Contents, Addresses);
Addresses.Free();
end;
Contents.Add(EmailForm.Render(Request));
ViewArticle(Request, Contents, Article, aaView);
EmailForm.Free();
end
else if Action = aaSendFormAsEmail then
begin
Contents.Add(SendFormAsEmail());
ViewArticle(Request, Contents, Article, aaView);
end
else
begin
Contents.Add(TextHeading(1, 'Unauthorizated access'));
Contents.Add(TextParagraph('Your authorization level does not permit this action.'));
end;
end
else
ViewArticle(Request, Contents, Article, Action);
end;
procedure TArticleWebSiteRequestHandler.RenderEmailResult(Contents: THtmlElementList; Addresses: TMailAddressList);
var
List: THtmlList;
Address: TMailAddress;
begin
Contents.Add(Html.Text(Request.Translator.Translate(tmEmailHasBeenSuccessfullySentTo) + ':'));
List := THtmlList.Create();
for Address in Addresses do
List.Items.Add(ListItem([Html.Text(Address.Name + ' (' + Address.Address + ')')]));
Contents.Add(List);
end;
function TArticleWebSiteRequestHandler.SendFormAsEmail(): THtmlElement;
var
Mail: TMail;
Entity: THtmlMailEntity;
Parameters: TDictionary;
Body: THtmlDivision;
Table: THtmlTable;
Subject: TText;
Entry: TDictionaryEntry;
begin
Parameters := Request.PostParameters;
Body := THtmlDivision.Create();
if Request.Translator.Language = TLanguage.nl then
begin
Body.Contents.Add(TextHeading(3, 'Het volgende formulier is ingevuld:'));
Subject := 'Er is een formulier ingevuld op ';
Result := Paragraph([Html.Text('Bedankt voor het invullen van het formulier.')]);
end
else
begin
Body.Contents.Add(TextHeading(3, 'The following form has been submitted:'));
Subject := 'A form has been submitted on ';
Result := Paragraph([Html.Text('Thank you for submitting the form.')]);
end;
Table := THtmlTable.Create();
for Entry in Parameters.Entries do
begin
if not Entry.Key.StartsWith('submit') and not (Entry.Key = 'emailaddress') then
Table.Body.Add(TableRow([TableHeaderTextCell(Entry.Key + ':'), TableTextCell(Entry.Value)]));
end;
Body.Contents.Add(Table);
Entity := THtmlMailEntity.Create();
Entity.Element := Body;
Mail := TMail.Create();
Mail.Subject := Subject + DateTimeToText(Now_Local());
Mail.Entity := Entity;
Mail.To_.Add(TMailAddress.Create(Request.Template.GetWebSiteName, Parameters.GetTextValue('emailaddress')));
if Parameters.KeyExists('Sender') then
Mail.ReplyTo.Add(TMailAddress.Create(Parameters.GetTextValue('Sender')));
Request.SendMail(Mail);
Mail.Free();
end;
procedure TArticleWebSiteRequestHandler.ViewArticle(Request: TWebSiteRequest; Contents: THtmlElementList; Article: TArticle; Action: TArticleAction);
var
ArticleContentDivision: THtmlDivision;
Line: TInteger32;
Column: TInteger32;
SummaryDivision: THtmlDivision;
EmailForm: TSendChartaWebMailForm;
begin
ArticleForm.Action := ArticleForm.UriForArticle(Request.UriProducer, Article.ObjectID, Action);
if (((Action = aaEdit) and (Module.EditArticleRights(Request.SqlDatabase, Request.Session, Article.ObjectID)))
or ((Action = aaDelete) and (Module.DeleteArticleRights(Request.SqlDatabase, Request.Session, Article.ObjectID)))
or ((Action = aaMove)) and (Module.MoveArticleRights(Request.SqlDatabase, Request.Session, Article.ObjectID)))
then
begin
ArticleForm.LoadFromDatabase(Request.SqlDatabase, Article.ObjectID);
if Action = aaEdit then
begin
ArticleForm.Main.Caption := tmEditItem;
Contents.Add(ArticleForm.Render(Request));
Line := Request.GetParameters.GetInteger32ValueWithDefault('line', -1);
Column := Request.GetParameters.GetInteger32ValueWithDefault('column', -1);
if (Line <> -1) and (Column <> -1) then
Contents.Add(Module.GotoDocumentPositionScript(Article.Text, Line, Column));
end
else if Action = aaDelete then
begin
if Article.HasMessages(Request.SqlDatabase) then
Contents.Add(DivisionWithClass('warning', [Html.Text('Warning: This article has one or more messages! If you proceed you will delete these messages as well!')]));
ArticleForm.ConfigureForDelete();
ArticleForm.Main.Caption := tmDelete;
Contents.Add(ArticleForm.Render(Request));
end
else if Action = aaMove then
Module.RenderMoveArticle(Request, Contents, Article);
if Article.ShowRelatedArticles then
Module.CheckAndRenderRelatedArticles(Request, Contents, Article);
end
else if Action = aaAddArticle then
begin
ArticleForm.Main.Caption := tmAddArticle;
Contents.Add(ArticleForm.Render(Request));
end
else
begin
if Action = aaSendAsEmail then
begin
EmailForm := TSendChartaWebMailForm.Create(ActiveFormFieldFactory, 'sendEmail');
Contents.Add(EmailForm.Render(Request));
EmailForm.Free;
end;
if not Request.GetParameters.KeyExists('frame') then
begin
if Request.Preferences.ItemInformation then
Contents.Add(RenderItemInformation(Request, Request.SqlDatabase, Request.Translator, Article.GetLifetime(Request.SqlDatabase)));
Contents.Add(Module.RenderArticleItemOptions(Request, Article.ObjectID));
end;
ArticleContentDivision := THtmlDivision.Create();
ArticleContentDivision.ID := 'articleContent';
SummaryDivision := THtmlDivision.Create();
SummaryDivision.Classes.Add('summary');
Request.StructuredDocument.CompileToHtml(Request, SummaryDivision.Contents, Article.Summary);
ArticleContentDivision.Contents.Add(SummaryDivision);
Request.StructuredDocument.CompileToHtml(Request, ArticleContentDivision.Contents, Article.Text);
if Article.ShowRelatedArticles then
Module.CheckAndRenderRelatedArticles(Request, ArticleContentDivision.Contents, Article);
Contents.Add(ArticleContentDivision);
end;
end;
{ TRootArticleRequestHandler }
function TRootArticleRequestHandler.HandleAdd(): THttpHtmlResponse;
var
AddArticleForm: TArticleForm;
ID: TInteger32;
ArticleUri: TUri;
Division: THtmlDivision;
begin
if Module.IsAddRootArticleAllowed(Request) then
begin
Result := nil;
AddArticleForm := TArticleForm.Create(ActiveFormFieldFactory, 'Article');
AddArticleForm.Action := AddArticleForm.UriForArticle(Request.UriProducer, 0, aaAddRootArticle);
if Request.HttpRequest.RequestLine.Method = THttpMethod.Post then
begin
AddArticleForm.LoadFromRequest(Request);
if AddArticleForm.Validate(Request) then
begin
ID := AddArticleForm.CreateNew(Request.SqlDatabase, 0);
ArticleUri := Module.UriForArticle(Request.UriProducer, ID);
Division := THtmlDivision.Create();
Division.Contents.Add(TextHeading(1, 'Article created'));
Division.Contents.Add(Paragraph([Html.Text('Please go to '), UriLink(ArticleUri), Html.Text(' to view it.')]));
Result := THttpHtmlResponse.Create();
Result.StatusLine.Status := THttpStatus.RedirectionSeeOther;
Result.Element := Division;
Result.Location := ArticleUri;
end;
end;
if Result = nil then
begin
AddArticleForm.Main.Caption := tmAddArticle;
Division := THtmlDivision.Create();
Division.Contents.Add(AddArticleForm.Render(Request));
Result := THttpHtmlResponse.Create();
Result.Element := Division;
end;
AddArticleForm.Free();
end
else
Result := HandleUnauthorizedOperationResponse(Request, Request.Resource, tmAddArticle);
end;
function TRootArticleRequestHandler.HandleRequest(): THttpResponse;
begin
if Action = aaAddRootArticle then
Result := HandleAdd()
else
begin
Result := THttpResponse.Create();
Result.StatusLine.Status := THttpStatus.RedirectionFound;
Result.Location := Module.UriForArticle(Request.UriProducer, TArticle.GetDefaultArticleID(Request.SqlDatabase, Request.Domain));
end;
end;
{ TArticlePdfBuilder }
procedure TArticlePdfBuilder.AddEmbellishingPageFactory();
var
WebPageFactory: TWebPagePdfPageFactory;
begin
WebPageFactory := TWebPagePdfPageFactory.Create(PageFactory, Font);
WebPageFactory.Localizer := Request.Localizer;
WebPageFactory.SetTitle(
Request.Template.GetWebSiteName() + ' - ' +
TDocumentToTextCompiler.RenderDocumentToText(Request.Translator, Article.Title)
);
WebPageFactory.SetSubtitle(Request.Domain);
PageFactory := WebPageFactory;
end;
end.
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