(Delphi ActiveX) SCIS Search

See more SCiS Schools Catalogue Examples

Demonstrates the SCIS (Schools Catalogue Information Service) search API call.

Chilkat for Delphi Downloads Chilkat ActiveX DLL for Delphi Chilkat non-ActiveX DLL for Delphi * The examples here use the ActiveX DLL.

uses
    Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
    Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Chilkat_TLB;

...

procedure TForm1.Button1Click(Sender: TObject);
var
http: TChilkatHttp;
success: Integer;
sbQuery: TChilkatStringBuilder;
sbUrl: TChilkatStringBuilder;
sbResponseBody: TChilkatStringBuilder;
jResp: TChilkatJsonObject;
respStatusCode: Integer;
v_index: WideString;
v_type: WideString;
v_sourceDateIssuedMarc: Integer;
v_sourceIsbn13: WideString;
v_sourceImageFileName: WideString;
v_sourcePublicationDetails: WideString;
v_sourceIsbn10: WideString;
v_sourceId: WideString;
v_id: WideString;
v_score: WideString;
j: Integer;
count_j: Integer;
strVal: WideString;
dataHitsTotal: Integer;
dataHitsMax_score: WideString;
dataTook: Integer;
dataTimed_out: Integer;
i: Integer;
count_i: Integer;

begin
// This example assumes the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

http := TChilkatHttp.Create(Self);

// Implements the following CURL command:

// curl -i -X GET --url 'https://api.scisdata.com/catalogue/api/search?query=titleSearch%3Adogs%20AND%20publicationYear%3A2015&from=0&size=20&sort=author&order=asc' -H 'Authorization: Basic ****'

// Use the following online tool to generate HTTP code from a CURL command
// Convert a cURL Command to HTTP Source Code

// This causes the "Authorization: Basic ****" to be added to each request.
http.Login := 'myLogin';
http.Password := 'myPassword';
http.BasicAuth := 1;

sbQuery := TChilkatStringBuilder.Create(Self);
sbQuery.Append('titleSearch:dogs AND publicationYear:2015');

sbUrl := TChilkatStringBuilder.Create(Self);
sbUrl.Append('https://api.scisdata.com/catalogue/api/search?query=');
// If non-usascii chars are included in the search, we don't know if utf-8 or windows-1252 is desired by the server.  You'll need to find out..
sbUrl.Append(sbQuery.GetEncoded('url','utf-8'));
sbUrl.Append('&from=0&size=20&sort=author&order=asc');

sbResponseBody := TChilkatStringBuilder.Create(Self);
success := http.QuickGetSb(sbUrl.GetAsString(),sbResponseBody.ControlInterface);
if (success = 0) then
  begin
    Memo1.Lines.Add(http.LastErrorText);
    Exit;
  end;

jResp := TChilkatJsonObject.Create(Self);
jResp.LoadSb(sbResponseBody.ControlInterface);
jResp.EmitCompact := 0;

Memo1.Lines.Add('Response Body:');
Memo1.Lines.Add(jResp.Emit());

respStatusCode := http.LastStatus;
Memo1.Lines.Add('Response Status Code = ' + IntToStr(respStatusCode));
if (respStatusCode >= 400) then
  begin
    Memo1.Lines.Add('Response Header:');
    Memo1.Lines.Add(http.LastHeader);
    Memo1.Lines.Add('Failed.');
    Exit;
  end;

// Sample JSON response:
// (Sample code for parsing the JSON response is shown below)

// {
//   "data": {
//     "hits": {
//       "hits": [
//         {
//           "_index": "scisdata2",
//           "_type": "bibdatatype",
//           "_source": {
//             "isbn": [
//               "9781517638160"
//             ],
//             "languageTermCode": [
//               "eng"
//             ],
//             "mainAuthor": {
//               "namePersonalPrimary": [
//                 "Abbott, Eleanor Hallowell."
//               ]
//             },
//             "title": {
//               "titlePrimary": [
//                 "Peace on Earth, good-will to dogs"
//               ],
//               "noteStmOfResponsibility": [
//                 "by Eleanor Hallowell Abbott."
//               ]
//             },
//             "scisType": [
//               "Book"
//             ],
//             "dateIssuedMarc": 2015,
//             "languageTermValue": [
//               "English"
//             ],
//             "contributor": {},
//             "isbn13": "9781517638160",
//             "imageFileName": "9781517638160.jpg",
//             "publicationDetails": "United States, Create Space Independent Publishing Platform, 2015",
//             "isbn10": "151763816X",
//             "id": "1867852"
//           },
//           "_id": "1867852",
//           "sort": [
//             "abbott, eleanor hallowell."
//           ],
//           "_score": null
//         },
//         {
//           "_index": "scisdata2",
//           "_type": "bibdatatype",
//           "_source": {
//             "isbn": [
//               "9781780747910"
//             ],
//             "languageTermCode": [
//               "eng"
//             ],
//             "mainAuthor": {
//               "namePersonalPrimary": [
//                 "Adams, Richard."
//               ]
//             },
//             "title": {
//               "titlePrimary": [
//                 "The plague dogs"
//               ],
//               "noteStmOfResponsibility": [
//                 "Richard Adams."
//               ]
//             },
//             "scisType": [
//               "Book"
//             ],
//             "dateIssuedMarc": 2015,
//             "languageTermValue": [
//               "English"
//             ],
//             "contributor": {},
//             "isbn13": "9781780747910",
//             "imageFileName": "9781780747910.jpg",
//             "publicationDetails": "New York, Rock the Boat, 2015",
//             "isbn10": "1780747918",
//             "id": "1749228"
//           },
//           "_id": "1749228",
//           "sort": [
//             "adams, richard."
//           ],
//           "_score": null
//         },
//          ...
//       ],
//       "total": 84,
//       "max_score": null
//     },
//     "took": 585,
//     "timed_out": false
//   },
//   "subscriptionStatus": {}
// }

// Sample code for parsing the JSON response...
// Use the following online tool to generate parsing code from sample JSON:
// Generate Parsing Code from JSON

dataHitsTotal := jResp.IntOf('data.hits.total');
dataHitsMax_score := jResp.StringOf('data.hits.max_score');
dataTook := jResp.IntOf('data.took');
dataTimed_out := jResp.BoolOf('data.timed_out');
i := 0;
count_i := jResp.SizeOfArray('data.hits.hits');
while i < count_i do
  begin
    jResp.I := i;
    v_index := jResp.StringOf('data.hits.hits[i]._index');
    v_type := jResp.StringOf('data.hits.hits[i]._type');
    v_sourceDateIssuedMarc := jResp.IntOf('data.hits.hits[i]._source.dateIssuedMarc');
    v_sourceIsbn13 := jResp.StringOf('data.hits.hits[i]._source.isbn13');
    v_sourceImageFileName := jResp.StringOf('data.hits.hits[i]._source.imageFileName');
    v_sourcePublicationDetails := jResp.StringOf('data.hits.hits[i]._source.publicationDetails');
    v_sourceIsbn10 := jResp.StringOf('data.hits.hits[i]._source.isbn10');
    v_sourceId := jResp.StringOf('data.hits.hits[i]._source.id');
    v_id := jResp.StringOf('data.hits.hits[i]._id');
    v_score := jResp.StringOf('data.hits.hits[i]._score');
    j := 0;
    count_j := jResp.SizeOfArray('data.hits.hits[i]._source.isbn');
    while j < count_j do
      begin
        jResp.J := j;
        strVal := jResp.StringOf('data.hits.hits[i]._source.isbn[j]');
        j := j + 1;
      end;

    j := 0;
    count_j := jResp.SizeOfArray('data.hits.hits[i]._source.languageTermCode');
    while j < count_j do
      begin
        jResp.J := j;
        strVal := jResp.StringOf('data.hits.hits[i]._source.languageTermCode[j]');
        j := j + 1;
      end;

    j := 0;
    count_j := jResp.SizeOfArray('data.hits.hits[i]._source.mainAuthor.namePersonalPrimary');
    while j < count_j do
      begin
        jResp.J := j;
        strVal := jResp.StringOf('data.hits.hits[i]._source.mainAuthor.namePersonalPrimary[j]');
        j := j + 1;
      end;

    j := 0;
    count_j := jResp.SizeOfArray('data.hits.hits[i]._source.title.titlePrimary');
    while j < count_j do
      begin
        jResp.J := j;
        strVal := jResp.StringOf('data.hits.hits[i]._source.title.titlePrimary[j]');
        j := j + 1;
      end;

    j := 0;
    count_j := jResp.SizeOfArray('data.hits.hits[i]._source.title.noteStmOfResponsibility');
    while j < count_j do
      begin
        jResp.J := j;
        strVal := jResp.StringOf('data.hits.hits[i]._source.title.noteStmOfResponsibility[j]');
        j := j + 1;
      end;

    j := 0;
    count_j := jResp.SizeOfArray('data.hits.hits[i]._source.scisType');
    while j < count_j do
      begin
        jResp.J := j;
        strVal := jResp.StringOf('data.hits.hits[i]._source.scisType[j]');
        j := j + 1;
      end;

    j := 0;
    count_j := jResp.SizeOfArray('data.hits.hits[i]._source.languageTermValue');
    while j < count_j do
      begin
        jResp.J := j;
        strVal := jResp.StringOf('data.hits.hits[i]._source.languageTermValue[j]');
        j := j + 1;
      end;

    j := 0;
    count_j := jResp.SizeOfArray('data.hits.hits[i].sort');
    while j < count_j do
      begin
        jResp.J := j;
        strVal := jResp.StringOf('data.hits.hits[i].sort[j]');
        j := j + 1;
      end;

    j := 0;
    count_j := jResp.SizeOfArray('data.hits.hits[i]._source.contributor.namePersonalOther');
    while j < count_j do
      begin
        jResp.J := j;
        strVal := jResp.StringOf('data.hits.hits[i]._source.contributor.namePersonalOther[j]');
        j := j + 1;
      end;

    j := 0;
    count_j := jResp.SizeOfArray('data.hits.hits[i]._source.contributor.nameCorporateOther');
    while j < count_j do
      begin
        jResp.J := j;
        strVal := jResp.StringOf('data.hits.hits[i]._source.contributor.nameCorporateOther[j]');
        j := j + 1;
      end;

    i := i + 1;
  end;
end;