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bookSearchForm.pas
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bookSearchForm.pas
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unit bookSearchForm;
{$I videlibrilanguageconfig.inc}
interface
uses
Classes, SysUtils, LResources, Forms, Controls, Graphics, Dialogs, ExtCtrls,
CheckLst, StdCtrls,bookListView, ComCtrls, Menus,librarySearcher,booklistreader,TreeListView,math,
librarySearcherAccess,multipagetemplate,applicationformconfig, commoninterface, coverLoaderAccess;
type
{ TbookSearchFrm }
TbookSearchFrm = class(TVideLibriForm)
detailPanel: TPanel;
holdingsPanel: TPanel;
bookListPanel2: TPanel;
searchLocationRegion: TComboBox;
menuCopyValue: TMenuItem;
menuCopyRow: TMenuItem;
PopupMenu1: TPopupMenu;
holdingsSplitter: TSplitter;
Splitter2: TSplitter;
Splitter4: TSplitter;
startAutoSearchButton: TButton;
Label12: TLabel;
LabelOrder: TLabel;
LabelOrderFor: TLabel;
LabelSaveTo: TLabel;
saveToAccountMenu: TPopupMenu;
orderForAccountMenu: TPopupMenu;
SearchParamsBox: TScrollBox;
startSearch: TButton;
displayImage: TCheckBox;
displayInternalProperties: TCheckBox;
detailPanelHolder: TPanel;
Image1: TImage;
Panel1: TPanel;
searchLocation: TComboBox;
searchSelectionList: TCheckListBox;
Label1: TLabel;
optionPanel: TPanel;
bookListPanel: TPanel;
Splitter1: TSplitter;
Splitter3: TSplitter;
StatusBar1: TStatusBar;
autoSearchContinueTimer: TTimer;
procedure autoSearchContinueTimerTimer(Sender: TObject);
procedure bookListSelect({%H-}sender: TObject; item: TTreeListItem);
procedure bookListVScrollBarChange(Sender: TObject);
procedure detailPanelHolderClick(Sender: TObject);
procedure menuCopyRowClick(Sender: TObject);
procedure menuCopyValueClick(Sender: TObject);
procedure optionPanelClick(Sender: TObject);
procedure Panel1Click(Sender: TObject);
procedure searchLocationRegionSelect(Sender: TObject);
procedure startAutoSearchButtonClick(Sender: TObject);
procedure detaillistClickAtRecordItem({%H-}sender: TObject; recorditem: TTreeListRecordItem);
procedure detaillistCustomRecordItemDraw(sender: TObject; {%H-}eventTyp_cdet: TCustomDrawEventTyp; recordItem: TTreeListRecordItem;
var {%H-}defaultDraw: Boolean);
procedure detaillistMouseMove(Sender: TObject; {%H-}Shift: TShiftState; X, Y: Integer);
procedure searcherAccessConnected(Sender: TObject);
procedure displayImageChange(Sender: TObject);
procedure FormClose(Sender: TObject; var {%H-}CloseAction: TCloseAction);
procedure FormDeactivate(Sender: TObject);
procedure FormKeyUp(Sender: TObject; var Key: Word; {%H-}Shift: TShiftState);
procedure Label12Click(Sender: TObject);
procedure LabelOrderClick(Sender: TObject);
procedure LabelOrderForClick(Sender: TObject);
procedure LabelSaveToClick(Sender: TObject);
procedure searcherAccessOrderComplete(sender: TObject; book: TBook);
procedure searcherAccessPendingMessageCompleted(Sender: TObject);
procedure searcherAccessTakePendingMessage({%H-}sender: TObject; book: TBook; pendingMessage: TPendingMessage);
procedure searchTitleChange(Sender: TObject);
procedure startSearchClick(Sender: TObject);
procedure displayInternalPropertiesChange(Sender: TObject);
procedure FormCreate(Sender: TObject);
procedure FormDestroy(Sender: TObject);
procedure searcherAccessDetailsComplete(sender: TObject; book: TBook);
procedure searcherAccessException(Sender: TObject);
procedure searcherAccessSearchComplete(sender: TObject; firstPage, nextPageAvailable: boolean);
procedure searchLocationSelect(Sender: TObject);
procedure searchSelectionListClickCheck(Sender: TObject);
private
function GetDigibibTemplate: TMultiPageTemplate;
private
{ private declarations }
locations: TSearchableLocations;
selectedLibrariesPerLocation: TStringList;
autoSearchPhase: (aspConnecting, aspConnected, aspSearching, aspSearched, aspSearchingDetails, aspSearchedDetails);
autoSearchDetailCount: integer;
procedure makeSearcherAccess(connectNow: boolean = true);
function currentLocationRegionConfig: string;
property digibibtemplate: TMultiPageTemplate read GetDigibibTemplate;
public
{ public declarations }
bookList: TBookListView;
detaillist: TTreeListView;
detaillistLastClickedRecordItem: TTreeListRecordItem;
holdings: TBookListView;
searcherAccess: TLibrarySearcherAccess;
coverLoader: TCoverLoaderAccess;
newSearcherAccess: TLibrarySearcherAccess;
nextPageAvailable: boolean;
displayedBook: TBook;
researchedBook: TBook;
procedure bookListHoldingsSelect({%H-}sender: TObject; item: TTreeListItem);
procedure detaillistMouseDown(Sender: TObject; {%H-}Button: TMouseButton; {%H-}Shift: TShiftState; X, Y: Integer);
function displayDetails(book: TBook=nil): longint; //0: no details, 1: detail, no image, 2: everything
function displayCover(book: TBook): boolean; //false: no cover, true: displayed cover
function cloneDisplayedBook: TBook;
procedure selectBookToReSearch(book: TBook);
procedure loadDefaults;
procedure saveDefaults;
protected
searchParams: TFormParams;
searchLabels: array of TLabel;
searchControls: array of TComboBox;
procedure createSearchControls;
function findSearchControl(const n: string): TComboBox;
public
saveToDefaultAccountID, orderForDefaultAccountID: string;
procedure changeDefaultSaveToAccount(sender:tobject);
procedure changeDefaultOrderForAccount(sender:tobject);
end;
var
bookSearchFrm: TbookSearchFrm;
const SB_PANEL_FOUND_COUNT=1;
SB_PANEL_SEARCH_STATUS=0;
implementation
uses applicationconfig,applicationdesktopconfig, libraryParser,simplexmlparser,bbdebugtools,bookWatchMain,bbutils,LCLType,libraryAccess,LCLIntf,strutils,Clipbrd,bookproperties,xquery__regex,commoninterfacehelpers,androidutils;
{ TbookSearchFrm }
resourcestring
rsPropertyName = 'Eigenschaftsname';
rsValue = 'Wert';
rsWait = 'Warte...';
rsSearchException = 'Es ist ein Fehler aufgetreten';
rsSearching = 'Suche Medien...';
rsBytesHidden = '<%s Bytes ausgeblendet>';
rsPropertiesNormal = 'normale Eigenschaften';
rsPropertiesInternal = 'interne Eigenschaften';
rsPropertiesEmpty = 'leere Eigenschaften';
rsBookPropertyFirstTime = 'Erstes Vorkommen';
rsBookPropertyLastTime = 'Letztes Vorkommen';
rsRequestOrder = 'Vormerken/Bestellen';
rsSearchingDetails = 'Suche Details für dieses Medium...';
rsLoadingNextPage = 'Lade nächste Seite...';
rsSearchComplete = 'Suche abgeschlossen';
rsSearchingCover = 'Suche Titelbild...';
rsSearchPartiallyComplete = 'Suche abgeschlossen (mehr Ergebnisse verfügbar)';
rsExistsOverrideConfirm = 'Das Medium existiert bereits als "%s", soll es mit "%s" überschrieben werden?';
rsOverrideConfirm = 'Soll das markierte Medium "%s" mit "%s" überschrieben werden?';
rsNoHoldingSelected = 'Es wurde nicht ausgewählt, welches Exemplar bestellt werden soll. (in der unteren Liste)';
rsOrderConfirm = 'Soll "%s" bestellt werden?';
rsOrderComplete = 'Das Buch "%s" wurde ohne Fehler vorgemerkt. %s';
rsCount = '%s Treffer';
rsCountSelected = '%D / %D Treffer';
rsFor = 'für';
rsIn = 'in';
procedure TbookSearchFrm.FormCreate(Sender: TObject);
var
i: Integer;
begin
selectedLibrariesPerLocation:= TStringList.Create;
loadDefaults;
bookList:=TBookListView.create(self,false);
for i := 0 to high(defaultBookListViewSearchColumns) do
booklist.addColumn(defaultBookListViewSearchColumns[i]);
bookList.Parent:=bookListPanel2;
booklist.deserializeColumnWidths(userConfig.ReadString('BookSearcher','ListColumnWidths','200,200,50,75'));
booklist.OnSelect:=@bookListSelect;
bookList.OnVScrollBarChange:=@bookListVScrollBarChange;
searcherAccess := nil;
coverLoader:=TCoverLoaderAccess.create;
coverloader.OnImageReceived := @displayImageChange;
detaillist:=TTreeListView.Create(self);
detaillist.Parent:=detailPanel;
detaillist.align:=alClient;
detaillist.columns.Clear;
detaillist.PopupMenu := PopupMenu1;
with detaillist.columns.Add do begin
text:=rsPropertyName;
width:=170;
end;
with detaillist.columns.Add do begin
text:=rsValue;
width:=400;
end;
detaillist.OnCustomRecordItemDraw:=@detaillistCustomRecordItemDraw;
detaillist.OnClickAtRecordItem:=@detaillistClickAtRecordItem;
detaillist.OnMouseMove:=@detaillistMouseMove;
detaillist.OnMouseDown:=@detaillistMouseDown;
holdings := TBookListView.create(self, false);
holdings.Parent := holdingsPanel;
holdings.align:=alClient;
holdings.OnSelect:=@bookListHoldingsSelect;
holdings.PopupMenu := PopupMenu1;
holdings.OnCustomRecordItemDraw:=@detaillistCustomRecordItemDraw;
holdings.OnClickAtRecordItem:=@detaillistClickAtRecordItem;
holdings.OnMouseMove:=@detaillistMouseMove;
holdings.OnMouseDown:=@detaillistMouseDown;
Image1.Width:=0;
if debugMode then begin
startAutoSearchButton.Visible := true;
end;
createSearchControls;
end;
procedure TbookSearchFrm.startSearchClick(Sender: TObject);
procedure addCbHistory(cb: TComboBox);
var
temp: TCaption;
maxCount: LongInt;
begin
if (cb.text='') or (cb.Items.IndexOf(cb.Text)>=0) then exit;
temp := cb.Text;
cb.Items.Insert(0,temp);
maxCount := userConfig.ReadInteger('BookSearcher', 'HistoryMaxLength', 15);
while cb.Items.Count>maxCount do cb.Items.Delete(maxCount);
cb.Text := temp; //lines above sometimes erase text
end;
var i:longint;
begin
if Assigned(displayedBook) and not assigned(displayedBook.owningAccount) then
displayedBook:=nil; //do not nil it for borrowed books since ít might be loading the cover in the background and should show it once it is loaded
nextPageAvailable:=false;
if newSearcherAccess <> nil then begin
if (searcherAccess <> nil) then begin
searcherAccess.freeAsync;
end;
searcherAccess := newSearcherAccess;
newSearcherAccess := nil;
end;
i := locations.locations.IndexOf(searchLocation.Text);
if i = -1 then begin i := 0; if locations.locations.Count = 0 then raise exception.Create('No search templates'); end;
screen.Cursor:=crHourGlass;
StatusBar1.Panels[SB_PANEL_SEARCH_STATUS].Text:=rsWait;
searcherAccess.prepareNewSearchWithoutDisconnect;
if searcherAccess.searcher = nil then exit;
//thread pending now, no need to use any locking
for i := 0 to high(searchControls) do begin
if searchParams.inputs[i] is TFormSelect then begin
if (searchControls[i].ItemIndex >= 0) and (searchControls[i].ItemIndex < length(TFormSelect(searchParams.inputs[i]).optionValues)) then
searcherAccess.searcher.SearchOptions.setProperty(searchParams.inputs[i].name, TFormSelect(searchParams.inputs[i]).optionValues[searchControls[i].ItemIndex]);
end else
searcherAccess.searcher.SearchOptions.setProperty(searchParams.inputs[i].name, searchControls[i].Text);
addCbHistory(searchControls[i])
end;
searcherAccess.searchAsync;
StatusBar1.Panels[SB_PANEL_SEARCH_STATUS].Text:=rsSearching;
end;
procedure TbookSearchFrm.displayInternalPropertiesChange(Sender: TObject);
begin
displayDetails(nil);
end;
procedure TbookSearchFrm.bookListSelect(sender: TObject; item: TTreeListItem);
var book: tbook;
begin
if (item=nil) or not (item.Selected) then exit;
if searcherAccess = nil then exit;
book:=tbook(item.data.obj);
if displayDetails() < 1 then begin
searcherAccess.detailsAsyncSave(book);
Screen.Cursor:=crHourGlass;
StatusBar1.Panels[SB_PANEL_SEARCH_STATUS].Text:=rsSearchingDetails;
end;
if (nextPageAvailable) and (item = bookList.Items[booklist.Items.Count - 1]) then begin
nextPageAvailable := false;
searcherAccess.searchNextAsync;
end;
end;
procedure TbookSearchFrm.autoSearchContinueTimerTimer(Sender: TObject);
var
i: Integer;
begin
// if searcherAccess.operationActive then exit;
case autoSearchPhase of
aspConnected: begin
autoSearchPhase:=aspSearching;
startSearch.Click;
exit;
end;
aspSearched: begin
autoSearchDetailCount := min(3, bookList.VisibleRowCount);
end;
aspSearchedDetails: begin
autoSearchDetailCount -= 1;
end
else exit;
end;
if autoSearchDetailCount <= 0 then begin
if searchSelectionList.Checked[searchSelectionList.Count-1] then begin
if searchLocation.ItemIndex = searchLocation.Items.Count - 1 then begin
autoSearchContinueTimer.Enabled := false;
exit;
end;
searchLocation.ItemIndex := searchLocation.ItemIndex + 1;
searchLocationSelect(searchLocation);
for i := 0 to searchSelectionList.Count - 1 do
searchSelectionList.Checked[i] := false;
searchSelectionList.Checked[0] := true;
end else begin
for i := 0 to searchSelectionList.Count - 2 do
if searchSelectionList.Checked[i] then begin
searchSelectionList.Checked[i] := false;
searchSelectionList.Checked[i + 1] := true;
break;
end;
end;
autoSearchPhase:=aspConnecting;
searchSelectionListClickCheck(searchSelectionList);
exit;
end;
;
// if bookList.Selected = nil then bookList.Selected := ;
autoSearchPhase:=aspSearchingDetails;
bookList.Selected := bookList.Items[bookList.Items.IndexOf(bookList.Selected)+1];
end;
procedure TbookSearchFrm.bookListVScrollBarChange(Sender: TObject);
begin
if nextPageAvailable
and (bookList.VisibleRowCount > bookList.Items.Count - bookList.TopItemVisualIndex)
and (searcherAccess<>nil)
then begin
nextPageAvailable := false;
searcherAccess.searchNextAsync;
StatusBar1.Panels[SB_PANEL_SEARCH_STATUS].Text:=rsLoadingNextPage;
end;
end;
procedure TbookSearchFrm.detailPanelHolderClick(Sender: TObject);
begin
end;
procedure TbookSearchFrm.menuCopyRowClick(Sender: TObject);
var
opener: TComponent;
list: TTreeListView;
v: String;
item: TTreeListItem;
i: Integer;
begin
opener := ((Sender as TMenuItem).GetParentMenu as TPopupMenu).PopupComponent;
if opener = holdings then list := holdings
else list := detaillist;
item := list.selected;
if item = nil then exit;
v := item.Text;
if list = detaillist then v := v + ': '+ item.RecordItemsText[1]
else for i := 1 to item.RecordItems.Count - 1 do begin
if (i = item.RecordItems.Count - 1) and (item.RecordItemsText[i] = '') then continue; //is there a hidden column?
v := v + '|'+ item.RecordItemsText[i];
end;
Clipboard.AsText := v;
end;
procedure TbookSearchFrm.menuCopyValueClick(Sender: TObject);
begin
if detaillistLastClickedRecordItem = nil then exit;
Clipboard.AsText := detaillistLastClickedRecordItem.Text;
end;
procedure TbookSearchFrm.optionPanelClick(Sender: TObject);
begin
end;
procedure TbookSearchFrm.Panel1Click(Sender: TObject);
begin
end;
procedure TbookSearchFrm.searchLocationRegionSelect(Sender: TObject);
var
i: Integer;
locs: TStringList;
temp: String;
begin
i := locations.regions.IndexOf(searchLocationRegion.Text);
if i < 0 then exit;
locs := locations.regions.Objects[i] as TStringList;
searchLocation.Items.Clear;
for i := 0 to locs.count - 1 do
searchLocation.Items.add(locs[i]);
if locs.count = 0 then exit;
temp := userConfig.ReadString('BookSearcher', currentLocationRegionConfig, '');
if locs.IndexOf(temp) >= 0 then searchLocation.Text := temp
else searchLocation.text := locs[0];
searchLocationSelect(searchLocation);
end;
procedure TbookSearchFrm.startAutoSearchButtonClick(Sender: TObject);
var
i: Integer;
begin
autoSearchContinueTimer.Enabled:=true;
// searchLocation.ItemIndex := 1;
// searchLocationSelect(searchLocation);
for i := 0 to searchSelectionList.Count - 1 do
searchSelectionList.Checked[i] := false;
searchSelectionList.Checked[0] := true;
searchSelectionListClickCheck(searchSelectionList);
end;
procedure TbookSearchFrm.detaillistClickAtRecordItem(sender: TObject; recorditem: TTreeListRecordItem);
var
i: SizeInt;
temp: String;
begin
if striContains(recordItem.Text, 'http://') or striContains(recordItem.Text, 'https://') then begin
i := striIndexOf(recordItem.Text, 'http://');
if i <= 0 then i := striIndexOf(recordItem.Text, 'https://');
temp := strCopyFrom(recorditem.Text, i);
if strContains(temp, ' ') then delete(temp, strIndexOf(temp, ' '), length(temp));
openURL(temp);
end;
end;
procedure TbookSearchFrm.detaillistCustomRecordItemDraw(sender: TObject; eventTyp_cdet: TCustomDrawEventTyp;
recordItem: TTreeListRecordItem; var defaultDraw: Boolean);
begin
if strContains(recordItem.Text, 'http://') or strContains(recordItem.Text, 'https://') then ttreelistview(sender).Canvas.Font.Color:=clBlue
else ttreelistview(sender).Canvas.Font.Color:=clBlack;
end;
procedure TbookSearchFrm.detaillistMouseMove(Sender: TObject; Shift: TShiftState; X, Y: Integer);
var
tlv: TTreeListView;
recordItem: TTreeListRecordItem;
begin
tlv := TTreeListView(sender);
recordItem := tlv.GetRecordItemAtPos(x,y);
if (recorditem <> nil) and (strContains(recordItem.Text, 'http://') or strContains(recordItem.Text, 'https://')) then
tlv.Cursor:=crHandPoint
else
tlv.Cursor:=crDefault;
end;
procedure TbookSearchFrm.searcherAccessConnected(Sender: TObject);
begin
if sender <> newSearcherAccess then exit;
if newSearcherAccess.searcher = nil then exit;
createSearchControls;
autoSearchPhase:=aspConnected;
end;
procedure TbookSearchFrm.displayImageChange(Sender: TObject);
begin
if displayCover(displayedBook) then begin
if StatusBar1.Panels[SB_PANEL_SEARCH_STATUS].Text=rsSearchingCover then begin
StatusBar1.Panels[SB_PANEL_SEARCH_STATUS].Text:='';
screen.Cursor:=crDefault;
end;
end;
end;
procedure TbookSearchFrm.FormClose(Sender: TObject; var CloseAction: TCloseAction);
begin
saveDefaults;
end;
procedure TbookSearchFrm.FormDeactivate(Sender: TObject);
begin
end;
procedure TbookSearchFrm.FormKeyUp(Sender: TObject; var Key: Word;
Shift: TShiftState);
begin
if key = VK_RETURN then startSearch.Click
else if key = VK_ESCAPE then close
else exit;
key:=0;
end;
procedure TbookSearchFrm.Label12Click(Sender: TObject);
var temp, old:TBook;
acc: TCustomAccountAccess;
i: Integer;
begin
if displayedBook = nil then exit;
if accounts.Count = 0 then exit;
acc := accounts[0];
for i:=1 to accounts.Count-1 do
if accounts.Strings[i] = saveToDefaultAccountID then acc := accounts[i];
//if acc.isThreadRunning then begin ShowMessage('Während dem Aktualisieren können keine weiteren Medien gespeichert werden.'); exit; end;
temp := cloneDisplayedBook;
temp.issueDate:=-2;
temp.dueDate:=-2;
if (mainForm.BookList.SelectedBook <> nil) and (mainForm.BookList.SelectedBook.owningAccount = acc) then begin
old := mainForm.BookList.SelectedBook;
if (old.author = temp.author) or (old.title = temp.title) or
striBeginsWith(temp.author,old.author) or striBeginsWith(temp.title, old.title) then
if confirm(Format(rsExistsOverrideConfirm, [old.toSimpleString(), temp.toSimpleString()])) then begin
EnterCriticalsection(updateThreadConfig.libraryAccessSection);
old.author:=temp.author; //don't copy id
old.title:=temp.title;
old.year:=temp.year;
old.isbn:=temp.isbn;
old.assign(temp);
acc.saveBooks();
LeaveCriticalsection(updateThreadConfig.libraryAccessSection);
mainForm.RefreshListView;
exit;
end;
if researchedBook <> nil then
if confirm(Format(rsOverrideConfirm, [old.toSimpleString(), temp.toSimpleString()])) then begin
EnterCriticalsection(updateThreadConfig.libraryAccessSection);
old.author:=temp.author; //don't copy id
old.title:=temp.title;
old.year:=temp.year;
old.isbn:=temp.isbn;
old.assign(temp);
acc.saveBooks();
LeaveCriticalsection(updateThreadConfig.libraryAccessSection);
mainForm.RefreshListView;
researchedBook := nil;
exit;
end;
end;
EnterCriticalsection(updateThreadConfig.libraryAccessSection);
acc.books.old.add(temp);
acc.saveBooks();
LeaveCriticalsection(updateThreadConfig.libraryAccessSection);
mainForm.RefreshListView;
researchedBook := nil;
end;
function bookIsOrderable(book: TBook): boolean;
begin
result := (getProperty( 'orderable', book.additional) <> '') and (getProperty('orderable', book.additional) <> '0') and (getProperty('orderable', book.additional) <> 'false');
end;
procedure TbookSearchFrm.LabelOrderClick(Sender: TObject);
var
acc: TCustomAccountAccess;
i: Integer;
orderBook: TBook;
begin
if (displayedBook = nil) or (searcherAccess = nil) then exit;
if accounts.Count = 0 then exit;
orderBook := displayedBook;
if displayedBook.holdings <> nil then
if holdings.SelectedBook <> nil then orderBook := holdings.SelectedBook
else if not bookIsOrderable(orderBook) then begin
ShowMessage(rsNoHoldingSelected);
exit;
end;
acc := accounts[0];
for i:=1 to accounts.Count-1 do
if accounts.Strings[i] = orderForDefaultAccountID then acc := accounts[i];
//if acc.isThreadRunning then begin ShowMessage('Während dem Aktualisieren/Verlängern/Vormerken können keine weiteren Medien vorgemerkt werden.'); exit; end;
if not confirm(Format(rsOrderConfirm, [displayedBook.title])) then exit;
screen.Cursor:=crHourGlass;
searcherAccess.orderAsync(acc, orderBook);
end;
procedure TbookSearchFrm.LabelOrderForClick(Sender: TObject);
begin
orderForAccountMenu.PopUp();
end;
procedure TbookSearchFrm.LabelSaveToClick(Sender: TObject);
begin
saveToAccountMenu.PopUp;
end;
procedure TbookSearchFrm.searcherAccessOrderComplete(sender: TObject; book: TBook);
var
acc: TCustomAccountAccess;
temp: TBook;
begin
if sender <> searcherAccess then exit;
//see androidutils/bookSearchForm
searcherAccess.beginBookReading;
EnterCriticalSection(updateThreadConfig.libraryAccessSection);
acc := TCustomAccountAccess(book.owningAccount);
temp := book.clone; temp.status:=bsOrdered;
acc.books.current.add(temp);
temp := book.clone; temp.status:=bsOrdered;
acc.books.currentUpdate.add(temp); //cannot know which one is the correct one? one will be discarded?
acc.saveBooks();
LeaveCriticalSection(updateThreadConfig.libraryAccessSection);
searcherAccess.endBookReading;
if mainForm <> nil then mainForm.RefreshListView;
ShowMessage(format(rsOrderComplete, [book.toSimpleString(), LineEnding + LineEnding + book.statusStr]) );
screen.Cursor:=crDefault;
end;
procedure TbookSearchFrm.searcherAccessPendingMessageCompleted(Sender: TObject);
begin
screen.Cursor:=crDefault;
end;
procedure TbookSearchFrm.searcherAccessTakePendingMessage(sender: TObject; book: TBook; pendingMessage: TPendingMessage);
var
i: Integer;
begin
screen.Cursor:=crDefault;
case pendingMessage.kind of
pmkChoose: begin
i := InputList(pendingMessage.caption, pendingMessage.options);
screen.Cursor:=crHourGlass;
searcherAccess.completePendingMessage(book, pendingMessage, i);
end;
pmkConfirm: begin
searcherAccess.completePendingMessage(book, pendingMessage, ifthen(confirm(pendingMessage.caption), 1, 0));
end;
end;
end;
procedure TbookSearchFrm.searcherAccessSearchComplete(sender: TObject; firstPage, nextPageAvailable: boolean);
begin
if sender <> searcherAccess then exit;
if searcherAccess.searcher = nil then exit;
bookList.BeginUpdate;
if firstPage then bookList.Clear;
self.nextPageAvailable := nextPageAvailable;;
searcherAccess.beginResultReading;
bookList.addBookList(searcherAccess.searcher.SearchResult);
if (bookList.Items.Count = searcherAccess.searcher.SearchResultCount) or (searcherAccess.searcher.SearchResultCount = 0) then
StatusBar1.Panels[SB_PANEL_FOUND_COUNT].text:=Format(rsCount, [IntToStr(bookList.Items.Count)])
else
StatusBar1.Panels[SB_PANEL_FOUND_COUNT].text:=Format(rsCountSelected, [bookList.Items.Count, searcherAccess.searcher.SearchResultCount]
);
searcherAccess.endResultReading;
bookList.endupdate;
if (bookList.TopItemVisualIndex + bookList.VisibleRowCount > bookList.Items.Count) and (nextPageAvailable) then begin
searcherAccess.searchNextAsync;
StatusBar1.Panels[SB_PANEL_SEARCH_STATUS].Text:=rsLoadingNextPage;
end else begin
if nextPageAvailable then
StatusBar1.Panels[SB_PANEL_SEARCH_STATUS].Text:=rsSearchPartiallyComplete
else
StatusBar1.Panels[SB_PANEL_SEARCH_STATUS].Text:=rsSearchComplete;
autoSearchPhase:=aspSearched;
end;
screen.Cursor:=crDefault;
end;
procedure TbookSearchFrm.searchTitleChange(Sender: TObject);
begin
end;
procedure TbookSearchFrm.FormDestroy(Sender: TObject);
begin
bookList.free;
detaillist.free;
searcherAccess.freeAsync;
coverLoader.shutdownAndFree;
newSearcherAccess.freeAsync;
//locations.searchTemplates.free;
locations.locations.Free;
locations.regions.Free;
selectedLibrariesPerLocation.free;
searchParams._ReleaseIfNonNil;
end;
procedure TbookSearchFrm.searcherAccessDetailsComplete(sender: TObject;
book: TBook);
begin
ignore(book);
if sender <> searcherAccess then exit;
if (displayDetails() < 2) and (displayImage.Checked) then begin
StatusBar1.Panels[SB_PANEL_SEARCH_STATUS].Text:=rsSearchingCover;
end else begin
StatusBar1.Panels[SB_PANEL_SEARCH_STATUS].Text:='';
screen.Cursor:=crDefault;
autoSearchPhase:=aspSearchedDetails;
end;
end;
procedure TbookSearchFrm.searcherAccessException(Sender: TObject);
begin
if (sender <> searcherAccess) and (sender <> newSearcherAccess) then exit;
mainForm.delayedCall.Enabled:=true;
StatusBar1.Panels[SB_PANEL_SEARCH_STATUS].Text:=rsSearchException;
screen.Cursor:=crDefault;
end;
procedure TbookSearchFrm.searchLocationSelect(Sender: TObject);
var
i:longint;
loki: Integer;
libs: TStringList;
searchTarget: TSearchTarget;
begin
loki := locations.locations.IndexOf(searchLocation.Text);
libs := TStringList(locations.locations.Objects[loki]);
i := 0;
while i < libs.Count do begin
searchTarget := TSearchTarget(libs.Objects[i]);
if searchTarget.lib = nil then begin
searchTarget.lib := libraryManager.get(SearchTarget.id);
if searchTarget.lib = nil then begin
libs.Delete(i);
continue;
end;
libs[i] := searchTarget.lib.prettyName;
searchTarget.template := searchTarget.lib.template;
if strContains(searchTarget.template.name, 'digibib') and not strContains(searchTarget.template.name, 'digibib7') then begin
libs.AddObject(searchTarget.lib.prettyName + ' (digibib)', TSearchTarget.create(searchTarget.lib.prettyName+ ' (digibib)', searchTarget.lib, digibibtemplate));
end;
end;
inc(i);
end;
searchSelectionList.Items.Assign(libs);
for i:=1 to min(length(selectedLibrariesPerLocation.Values[searchLocation.Text]),
searchSelectionList.Items.count) do
searchSelectionList.Checked[i-1]:=selectedLibrariesPerLocation.Values[searchLocation.Text][i]='+';
makeSearcherAccess;
userConfig.WriteString('BookSearcher', currentLocationRegionConfig, searchLocation.Text);
end;
var gdigibibtemplate: TMultiPageTemplate;
procedure TbookSearchFrm.searchSelectionListClickCheck(Sender: TObject);
var s:string;
i:longint;
oldState: String;
last: LongInt;
disallowMultiselect: Boolean;
begin
oldState := selectedLibrariesPerLocation.Values[searchLocation.Text];
disallowMultiselect := false;
s:='';
last := 0;
for i:=0 to searchSelectionList.Items.count-1 do begin
if searchSelectionList.Checked[i] then begin
disallowMultiselect := disallowMultiselect or ((searchSelectionList.Items.Objects[i] as TSearchTarget).template <> gdigibibtemplate);
if disallowMultiselect and (i + 1 <= length(oldState)) and (oldState[i+1] = '+') then begin
last := i;
searchSelectionList.Checked[i] := false;
end;
end;
if searchSelectionList.Checked[i] then s+='+'
else s+='-';
end;
if (pos('+', s) = 0) and (last < searchSelectionList.Items.count) then begin
searchSelectionList.Checked[last] := true;
s[last+1] := '+';
end;
selectedLibrariesPerLocation.Values[searchLocation.Text]:=s;
makeSearcherAccess;
end;
function TbookSearchFrm.GetDigibibTemplate: TMultiPageTemplate;
begin
if gdigibibtemplate <> nil then exit(gdigibibtemplate);
{ searchTemplates := TStringList.Create;
searchTemplates.OwnsObjects := true;
searchTemplates.text := assetFileAsString('libraries/search/search.list');
for i := searchTemplates.count-1 downto 0 do begin
searchTemplates[i] := trim(searchTemplates[i]);
if searchTemplates[i] = '' then searchTemplates.Delete(i);
end;
for i :=0 to searchTemplates.count-1 do begin
searchTemplates.Objects[i] := TMultiPageTemplate.create();
TMultiPageTemplate(searchTemplates.Objects[i]).loadTemplateWithCallback(@assetFileAsString, StringReplace('libraries\search\templates\' +trim(searchTemplates[i])+'\','\',DirectorySeparator,[rfReplaceAll]),trim(searchTemplates[i]));
if searchTemplates[i] <> 'digibib' then begin
temp := TStringList.Create;
temp.OwnsObjects := true;
temp.AddObject(searchTemplates[i], TSearchTarget.create(searchTemplates[i], nil, TMultiPageTemplate(searchTemplates.Objects[i])));
locations.AddObject(searchTemplates[i], temp);
end else digibib := TMultiPageTemplate(searchTemplates.Objects[i]);
end;}
gdigibibtemplate := TMultiPageTemplate.create;
gdigibibtemplate.loadTemplateWithCallback(@assetFileAsString, StringReplace('libraries\search\templates\digibib\','\',DirectorySeparator,[rfReplaceAll]),'digibib');
result := gdigibibtemplate;
end;
procedure TbookSearchFrm.makeSearcherAccess(connectNow: boolean = true);
var
first: Boolean;
j: Integer;
i: Integer;
result: TLibrarySearcherAccess;
searchTarget: TSearchTarget;
begin
result:=TLibrarySearcherAccess.Create;
result.OnSearchPageComplete:=@searcherAccessSearchComplete;
result.OnDetailsComplete:=@searcherAccessDetailsComplete;
result.OnOrderComplete:=@searcherAccessOrderComplete;
result.OnTakePendingMessage:=@searcherAccessTakePendingMessage;
result.OnPendingMessageCompleted:=@searcherAccessPendingMessageCompleted;
result.OnException:=@searcherAccessException;
result.OnConnected:=@searcherAccessConnected;
if newSearcherAccess <> nil then newSearcherAccess.freeAsync;
newSearcherAccess := result;
i := locations.locations.IndexOf(searchLocation.Text);
if i = -1 then
exit;
first := true;
for j := 0 to searchSelectionList.Items.count - 1 do
if searchSelectionList.Checked[j] then begin
searchTarget := TSearchTarget((TStringList(locations.locations.Objects[i])).Objects[j]);
if searchTarget.lib = nil then continue;
if first then begin
result.newSearch( searchTarget.template );
result.searcher.clear;
first := false;
end;
result.searcher.addLibrary(searchTarget.lib);
end;
if first then begin
if TStringList(locations.locations.Objects[i]).count = 0 then exit;
searchTarget := TSearchTarget((TStringList(locations.locations.Objects[i])).Objects[j]);
if searchTarget.lib = nil then exit;
result.newSearch( searchTarget.template );
result.searcher.clear;
result.searcher.addLibrary(searchTarget.lib);
if searchSelectionList.Count > 0 then
searchSelectionList.Checked[0] := true;
end;
if connectNow then begin
result.connectAsync;
end;
createSearchControls; //from cache
end;
function TbookSearchFrm.currentLocationRegionConfig: string;
var
temp: TCaption;
i: Integer;
begin
temp := searchLocationRegion.Text;
result := '';
for i := 1 to length(temp) do if temp[i] in ['a'..'z','A'..'Z','0'..'9','-'] then result += temp[i];
result := 'default-location-' + result;
end;
function TbookSearchFrm.displayDetails(book: TBook): longint;
var intern, empty, normal: TTreeListItems; //item lists
procedure propAdd(n,v: string; important: boolean = false);
begin
if strEndsWith(n, '!') then begin
important := true;
delete(n, length(n), 1);
end;
if length(v)>1000 then begin
if important then v := copy(v, 1, 1000) + '..'
else v:=Format(rsBytesHidden, [IntToStr(length(v))]);
end;
if important and (v<>'') then
normal.add(n).RecordItems.Add(v)
else begin
if not displayInternalProperties.Checked then exit;
if v <> '' then begin
if intern=nil then intern:=detaillist.Items.Add(rsPropertiesInternal).SubItems;
intern.add(n).RecordItems.Add(v);
end else begin
if empty=nil then empty:=detaillist.Items.Add(rsPropertiesEmpty).SubItems;
empty.add(n).RecordItems.Add(v)
end;
end
end;
procedure propAddForce(n,v: string);
begin
propAdd(n,v, true);
end;
var i:longint;
tempStr: String;
j, orderableHolding: Integer;
showColumn, hadCover: Boolean;
tempBook: TBook;
begin
if book=nil then
if bookList.Selected=nil then book:=displayedBook
else book:=tbook(bookList.Selected.data.obj);
if (book=nil) then exit(2);
intern:=nil;
empty:=nil;
normal:=nil;
displayedBook:=book;
Result:=0;
if searcherAccess <> nil then searcherAccess.beginBookReading;
try
detaillist.BeginUpdate;
detaillist.items.clear;
if displayInternalProperties.Checked then normal := detaillist.Items.Add(rsPropertiesNormal).SubItems
else normal := detaillist.items;
for i := 0 to high(defaultDetailsProperties) do
propAddForce(getBookPropertyPretty(defaultDetailsProperties[i]), book.getProperty(defaultDetailsProperties[i]) );
if book.owningAccount<>nil then begin
propAddForce(rsBookPropertyIssueDate, DateToPrettyStr(book.issueDate));
propAddForce(rsBookPropertyLimitDate, DateToPrettyStr(book.dueDate));
propAddForce(rsBookPropertyStatus, BookStatusToStr(book,true));
propAdd(rsBookPropertyFirstTime, DateToPrettyStr(book.firstExistsDate));
propAdd(rsBookPropertyLastTime, DateToPrettyStr(book.lastExistsDate));
if book.renewCount > 0 then propAddForce(rsBookPropertyRenewCount, IntToStr(book.renewCount));
end;
for i:=0 to high(book.additional) do
propAdd(book.additional[i].name,book.additional[i].value);
detaillist.EndUpdate;
hadCover := displayCover(book);
if (getProperty('details-searched',book.additional) <> 'true') and (book.owningAccount = nil) then Result:=0
else if hadCover then result:=2
else result:=1;
tempStr := book.getPropertyAdditional('home-url');
if tempstr <> '' then propAddForce('Katalog-Link', tempStr);
tempStr := book.getPropertyAdditional('digibib-url');
if tempstr <> '' then propAddForce('Digibib-Link', tempStr);
tempStr := book.getPropertyAdditional('amazon-url');
if tempstr <> '' then propAddForce('Amazon-Link', tempStr);
//if (getProperty('buchhandel-url', book.additional) <> '') or (strContains(getProperty('image-real-url', book.additional), 'vlb.de')) then begin
//site:='http://www.buchhandel.de/default.aspx?strframe=titelsuche&caller=vlbPublic&func=DirectIsbnSearch&isbn='+displayedBook.getNormalizedISBN(true,13)+'&nSiteId=11';
//google: site:='http://www.google.de/search?q=%22'+urlencode(displayedBook.title)+'%22 %22'+urlencode(displayedBook.author)+'%22&ie=utf-8'
LabelOrder.Enabled:=bookIsOrderable(book);
if (book.holdings = nil) or (book.holdings.Count = 0) then begin
holdingsPanel.Visible := false;
holdingsSplitter.Visible := false;
LabelOrder.Caption := book.getPropertyAdditional('orderTitle', rsRequestOrder);
end else begin
holdings.BeginUpdate;
holdings.clear;
holdings.ColumnsClear;
for i := 0 to high(defaultHoldingColumns) do begin
showColumn := false;