Initial commit

<?xml version="1.0" encoding="UTF-8"?>

<project xmlns="http://maven.apache.org/POM/4.0.0"

         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"

         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">

    <modelVersion>4.0.0</modelVersion>

    <groupId>fr.unicaen.pdn-certic</groupId>

    <artifactId>zotero-java-client</artifactId>

    <version>1.0-SNAPSHOT</version>

    <properties>

        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>

        <maven.compiler.source>11</maven.compiler.source>

        <maven.compiler.target>11</maven.compiler.target>

    </properties>

    <dependencies>

        <dependency>

            <groupId>com.konghq</groupId>

            <artifactId>unirest-java</artifactId>

            <version>3.6.00</version>

        </dependency>

        <dependency>

            <groupId>com.fasterxml.jackson.core</groupId>

            <artifactId>jackson-databind</artifactId>

            <version>2.10.0</version>

        </dependency>

    </dependencies>

</project>

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package fr.unicaen.pdncertic.zotero;

import com.fasterxml.jackson.core.type.TypeReference;

import kong.unirest.*;

import kong.unirest.json.JSONArray;

import kong.unirest.json.JSONException;

import kong.unirest.json.JSONObject;

import com.fasterxml.jackson.databind.ObjectMapper;

import java.util.ArrayList;

import java.util.List;

import java.util.Map;

public class ZoteroClient {

    private static String API_URL = "https://api.zotero.org/";

    public static List<ZoteroItem> search(ZoteroLibrary library, String query) throws ZoteroClientException {

        try {

            List<ZoteroItem> items = new ArrayList<>();

            String url = API_URL + library.getType().toString() + "/" + library.getId() + "/items?q=" + query;

            GetRequest getRequest = Unirest.get(url);

            if (library.getApiKey() != null)

                getRequest = getRequest.header("Authorization", "Bearer " + library.getApiKey());

            HttpResponse<JsonNode> response = getRequest.asJson();

            System.err.println(response.getBody().toString());

            if (response.getStatus() == 200) {

                JSONArray jsonResponseArray = response.getBody().getArray();

                for (int i = 0; i < jsonResponseArray.length(); i++) {

                    String href = jsonResponseArray.getJSONObject(i).getJSONObject("links").getJSONObject("self").getString("href");

                    JSONObject dataObject = jsonResponseArray.getJSONObject(i).getJSONObject("data");

                    ObjectMapper mapper = new ObjectMapper();

                    Map<String, Object> map = mapper.readValue(dataObject.toString(), new TypeReference<Map<String, Object>>(){});

                    String key = readDataValue("key", dataObject);

                    ZoteroItem currentItem = new ZoteroItem(key, href, map, library);

                    items.add(currentItem);

                }

                return items;

            } else {

                throw new ZoteroClientException("");

            }

        }

        catch(Exception e){

            throw new ZoteroClientException("bad json response format ?");

        }

    }

    public static String readDataValue(String key, JSONObject dataObject){

        try {

            return dataObject.get(key).toString();

        }

        catch(JSONException e){

            return null;

        }

    }

    /** tests **/

    public static void main(String[] args){

        fr.unicaen.pdncertic.zotero.ZoteroLibrary[] libs = {

                new fr.unicaen.pdncertic.zotero.ZoteroLibrary(fr.unicaen.pdncertic.zotero.ZoteroLibrary.LibraryType.users, "475425"),

                new fr.unicaen.pdncertic.zotero.ZoteroLibrary(fr.unicaen.pdncertic.zotero.ZoteroLibrary.LibraryType.groups, "447270"),

                new fr.unicaen.pdncertic.zotero.ZoteroLibrary(fr.unicaen.pdncertic.zotero.ZoteroLibrary.LibraryType.groups, "427575")

        };

        List<fr.unicaen.pdncertic.zotero.ZoteroItem> items = null;

        for(int i = 0; i < libs.length; i++) {

            fr.unicaen.pdncertic.zotero.ZoteroLibrary lib = libs[i];

            try {

                items = fr.unicaen.pdncertic.zotero.ZoteroClient.search(lib, "e");

            } catch (fr.unicaen.pdncertic.zotero.ZoteroClientException e) {

                e.printStackTrace();

            }

            for (fr.unicaen.pdncertic.zotero.ZoteroItem it : items) {

                System.err.println(it.getKey() + " -> " + it.getDataValue("publisher")+"/"+ it.getDataValue("date"));

            }

        }

    }

}

package fr.unicaen.pdncertic.zotero;

public class ZoteroClientException extends Exception {

    public ZoteroClientException(String message){

        super(message);

    }

}

package fr.unicaen.pdncertic.zotero;

public class ZoteroCreator {

    private String creatorType;

    private String localized;

    private String firstName;

    private String lastName;

    private String name;

    public ZoteroCreator(String type, String firstName, String lastName){

        this.creatorType = type;

        this.firstName = firstName;

        this.lastName = lastName;

    }

    public String getCreatorType() {

        return creatorType;

    }

    public String getLocalized() {

        return localized;

    }

    public String getFirstName() {

        return firstName;

    }

    public String getLastName() {

        return lastName;

    }

    public String getName() {

        return name;

    }

    public void setCreatorType(String creatorType) {

        this.creatorType = creatorType;

    }

    public void setLocalized(String localized) {

        this.localized = localized;

    }

    public void setFirstName(String firstName) {

        this.firstName = firstName;

    }

    public void setLastName(String lastName) {

        this.lastName = lastName;

    }

    public void setName(String name) {

        this.name = name;

    }

}

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package fr.unicaen.pdncertic.zotero;

import java.util.Map;

public class ZoteroItem {

    private String key;

    private ZoteroLibrary library;

    private Map<String, Object> dataMap;

    private String href;

    public ZoteroItem(String key, String href, Map<String, Object> dataMap, ZoteroLibrary library){

        this.key = key;

        this.href = href;

        this.dataMap = dataMap;

        this.library = library;

    }

    public String getKey() {

        return this.key;

    }

    public String getHref() {

        return this.href;

    }

    public ZoteroLibrary getLibrary() {

        return library;

    }

    public void setLibrary(ZoteroLibrary library) {

        this.library = library;

    }

    public Map<String, Object> getDataMap(){

        return this.dataMap;

    }

    public Object getDataValue(String key){

        return this.dataMap.get(key);

    }

}