Implemented PagedSearchBasedFetcher Of ScholarApi for List API

.github/workflows/tests-code-fetchers.yml

@@ -36,6 +36,7 @@ env:
   IEEEAPIKey: ${{ secrets.IEEEAPIKey_FOR_TESTS }}
   MedlineApiKey: ${{ secrets.MedlineApiKey_FOR_TESTS }}
   OpenAlexApiKey: ${{ secrets.OpenAlexApiKey_FOR_TESTS }}
+  ScholarApiKey: ${{ secrets.SCHOLARAPIKEY_FOR_TESTS }}
   SpringerNatureAPIKey: ${{ secrets.SPRINGERNATUREAPIKEY_FOR_TESTS }}
 
 concurrency:

.github/workflows/tests-code.yml

@@ -16,6 +16,7 @@ env:
   MedlineAPiKey: ${{ secrets.MedlineApiKey_FOR_TESTS }}
   OpenAlexApiKey: ${{ secrets.OpenAlexApiKey_FOR_TESTS }}
   SpringerNatureAPIKey: ${{ secrets.SPRINGERNATUREAPIKEY_FOR_TESTS }}
+  ScholarApiKey: ${{ secrets.SCHOLARAPIKEY_FOR_TESTS }}
   GRADLE_OPTS: -Xmx4g
   JAVA_OPTS: -Xmx4g
 

docs/code-howtos/fetchers.md

@@ -18,6 +18,7 @@ Fetchers are the implementation of the [search using online services](https://do
 | [SAO/NASA Astrophysics Data System](https://docs.jabref.org/collect/import-using-online-bibliographic-database#sao-nasa-astrophysics-data-system) | [ADS UI](https://ui.adsabs.harvard.edu/user/settings/token)                                                    | `AstrophysicsDataSystemAPIKey` | 5000 calls/day                                                                        |
 | [SemanticScholar](https://www.semanticscholar.org/)                                                                                               | <https://www.semanticscholar.org/product/api#api-key-form>                                                     | `SemanticScholarApiKey`        |                                                                                       |
 | [Springer Nature](https://docs.jabref.org/collect/import-using-online-bibliographic-database#springer)                                            | [Springer Nature API portal](https://dev.springernature.com). Use the "Meta API" API key.                      | `SpringerNatureAPIKey`         | 5000 calls/day                                                                        |
+| [ScholarApi](https://scholarapi.net/)                                                                                                             | [ScholarApi User Account](https://scholarapi.net/auth/register)                                                | `ScholarApiKey`                | 1000 free credits per key                                                             |
 | [Wiley (TDM)](https://onlinelibrary.wiley.com/library-info/resources/text-and-datamining)                                                         | [Wiley TDM portal](https://onlinelibrary.wiley.com/library-info/resources/text-and-datamining)                 | `WileyTdmApiKey`               | 3 articles/second **AND** 60 requests/10min                                           |
 | [Zentralblatt Math](https://www.zbmath.org)                                                                                                       | (none)                                                                                                         | (none)                         | Depending on the current network                                                      |
 

jabgui/src/test/java/org/jabref/gui/slr/ManageStudyDefinitionViewModelTest.java

@@ -61,6 +61,7 @@ void emptyStudyConstructorFillsDatabasesCorrectly() {
                 new StudyCatalogItem("OpenAlex", false),
                 new StudyCatalogItem("ResearchGate", false),
                 new StudyCatalogItem("SAO/NASA ADS", false),
+                new StudyCatalogItem("ScholarAPI", false),
                 new StudyCatalogItem("ScholarArchive", false),
                 new StudyCatalogItem("Scopus", false),
                 new StudyCatalogItem("SemanticScholar", false),
@@ -93,6 +94,7 @@ void studyConstructorFillsDatabasesCorrectly(@TempDir Path tempDir) {
                 new StudyCatalogItem("OpenAlex", false),
                 new StudyCatalogItem("ResearchGate", false),
                 new StudyCatalogItem("SAO/NASA ADS", false),
+                new StudyCatalogItem("ScholarAPI", false),
                 new StudyCatalogItem("ScholarArchive", false),
                 new StudyCatalogItem("Scopus", false),
                 new StudyCatalogItem("SemanticScholar", false),

jablib/build.gradle.kts

@@ -193,6 +193,7 @@ val medlineApiKey = providers.environmentVariable("MedlineApiKey").orElse("")
 val openAlexApiKey = providers.environmentVariable("OpenAlexApiKey").orElse("")
 val scopusApiKey = providers.environmentVariable("ScopusApiKey").orElse("")
 val semanticScholarApiKey = providers.environmentVariable("SemanticScholarApiKey").orElse("")
+val scholarApiKey = providers.environmentVariable("ScholarApiKey").orElse("")
 val springerNatureAPIKey = providers.environmentVariable("SpringerNatureAPIKey").orElse("")
 val unpaywallEmail = providers.environmentVariable("UNPAYWALL_EMAIL").orElse("")
 val wileyTdmApiKey = providers.environmentVariable("WileyTdmApiKey").orElse("")
@@ -215,6 +216,7 @@ tasks.named<ProcessResources>("processResources") {
     inputs.property("medlineApiKey", medlineApiKey)
     inputs.property("openAlexApiKey", openAlexApiKey)
     inputs.property("springerNatureAPIKey", springerNatureAPIKey)
+    inputs.property("scholarApiKey", scholarApiKey)
     inputs.property("scopusApiKey", scopusApiKey)
     inputs.property("semanticScholarApiKey", semanticScholarApiKey)
     inputs.property("unpaywallEmail", unpaywallEmail)
@@ -235,6 +237,7 @@ tasks.named<ProcessResources>("processResources") {
                 "openAlexApiKey" to inputs.properties["openAlexApiKey"],
                 "scopusApiKey" to inputs.properties["scopusApiKey"],
                 "semanticScholarApiKey" to inputs.properties["semanticScholarApiKey"],
+                "scholarApiKey" to inputs.properties["scholarApiKey"],
                 "springerNatureAPIKey" to inputs.properties["springerNatureAPIKey"],
                 "unpaywallEmail" to inputs.properties["unpaywallEmail"],
                 "wileyTdmApiKey" to inputs.properties["wileyTdmApiKey"],

jablib/src/main/java/org/jabref/logic/importer/ImporterPreferences.java

@@ -23,6 +23,7 @@
 import org.jabref.logic.importer.fetcher.BiodiversityLibrary;
 import org.jabref.logic.importer.fetcher.DBLPFetcher;
 import org.jabref.logic.importer.fetcher.IEEE;
+import org.jabref.logic.importer.fetcher.ScholarFetcher;
 import org.jabref.logic.importer.fetcher.Scopus;
 import org.jabref.logic.importer.fetcher.SpringerNatureWebFetcher;
 import org.jabref.logic.importer.fetcher.WileyFetcher;
@@ -111,6 +112,7 @@ private static Map<String, String> getDefaultFetcherKeys() {
                 Scopus.FETCHER_NAME, buildInfo.scopusApiKey,
                 SemanticScholarCitationFetcher.FETCHER_NAME, buildInfo.semanticScholarApiKey,
                 // SpringerLink uses the same key and fetcher name as SpringerFetcher
+                ScholarFetcher.FETCHER_NAME, buildInfo.scholarApiKey,
                 SpringerNatureWebFetcher.FETCHER_NAME, buildInfo.springerNatureAPIKey,
                 WileyFetcher.FETCHER_NAME, buildInfo.wileyTdmApiKey
         );

jablib/src/main/java/org/jabref/logic/importer/WebFetchers.java

@@ -42,6 +42,7 @@
 import org.jabref.logic.importer.fetcher.ResearchGate;
 import org.jabref.logic.importer.fetcher.RfcFetcher;
 import org.jabref.logic.importer.fetcher.ScholarArchiveFetcher;
+import org.jabref.logic.importer.fetcher.ScholarFetcher;
 import org.jabref.logic.importer.fetcher.ScienceDirect;
 import org.jabref.logic.importer.fetcher.Scopus;
 import org.jabref.logic.importer.fetcher.SemanticScholar;
@@ -78,7 +79,7 @@ public class WebFetchers {
     private WebFetchers() {
     }
 
-    /// @implNote Needs to be consistent with [#getIdBasedFetcherFoIdentifier(Identifier, ImportFormatPreferences) ]
+    /// @implNote Needs to be consistent with [#getIdBasedFetcherFoIdentifier(Identifier, ImportFormatPreferences)]
     public static Optional<IdBasedFetcher> getIdBasedFetcherForField(Field field, ImportFormatPreferences importFormatPreferences) {
         IdBasedFetcher fetcher;
 
@@ -99,7 +100,7 @@ public static Optional<IdBasedFetcher> getIdBasedFetcherForField(Field field, Im
         return Optional.of(fetcher);
     }
 
-    /// @implNote Needs to be consistent with [#getIdBasedFetcherForField(Field, ImportFormatPreferences) ]
+    /// @implNote Needs to be consistent with [#getIdBasedFetcherForField(Field, ImportFormatPreferences)]
     public static Optional<IdBasedFetcher> getIdBasedFetcherForIdentifier(Identifier identifier, ImportFormatPreferences importFormatPreferences) {
         IdBasedFetcher fetcher;
 
@@ -172,6 +173,7 @@ public static synchronized SortedSet<SearchBasedFetcher> getSearchBasedFetchers(
         // set.add(new CollectionOfComputerScienceBibliographiesFetcher(importFormatPreferences));
         searchBasedFetchers.add(new DOABFetcher());
         // set.add(new JstorFetcher(importFormatPreferences));
+        searchBasedFetchers.add(new ScholarFetcher(importerPreferences));
         searchBasedFetchers.add(new SemanticScholar(importerPreferences));
         searchBasedFetchers.add(new ResearchGate(importFormatPreferences));
         searchBasedFetchers.add(new BiodiversityLibrary(importerPreferences));
@@ -293,6 +295,7 @@ public static Set<CustomizableKeyFetcher> getCustomizableKeyFetchers(ImportForma
                 new IEEE(importFormatPreferences, importerPreferences),
                 new MedlineFetcher(importerPreferences),
                 new OpenAlex(importerPreferences),
+                new ScholarFetcher(importerPreferences),
                 new SemanticScholar(importerPreferences),
                 new Scopus(importerPreferences),
                 new SpringerNatureWebFetcher(importerPreferences),