com.afrozaar.wordpress.wpapi.v2.request.Request Maven / Gradle / Ivy

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A Java client implementation to the WordPress WP-API v2 plugin.
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package com.afrozaar.wordpress.wpapi.v2.request;

import static java.util.stream.Collectors.toMap;

import com.afrozaar.wordpress.wpapi.v2.Client;

import com.google.common.collect.ImmutableMap;

import org.springframework.web.util.UriComponentsBuilder;

import java.net.URI;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import java.util.Map;

public abstract class Request {
    public static final String POSTS = "/posts";
    public static final String POST = "/posts/{id}";
    public static final String POST_TERMS = "/posts/{postId}/{taxonomy}";
    public static final String POST_TERM = "/posts/{postId}/{taxonomy}/{termId}";
    public static final String POST_TAGS = "/tags?post={postId}";

    public static final String METAS = "/posts/{postId}/meta";
    public static final String META = "/posts/{postId}/meta/{metaId}";
    public static final String META_POST_DELETE = "/posts/{postId}/meta/{metaId}/delete";
    public static final String TAXONOMIES = "/taxonomies";
    public static final String TAXONOMY = "/taxonomies/{slug}";
    public static final String TERMS = "/terms/{taxonomySlug}";
    public static final String TERM = "/terms/{taxonomySlug}/{termId}";
    public static final String MEDIAS = "/media";
    public static final String MEDIA = "/media/{mediaId}";
    public static final String PAGES = "/pages";
    public static final String PAGE = "/pages/{pageId}";
    public static final String USERS = "/users";
    public static final String USERS_WITH_CONTEXT = "/users?context={context}";
    public static final String USER = "/users/{userId}";
    public static final String TAGS = "/tags";
    public static final String TAG = "/tags/{tagId}";
    public static final String CATEGORIES = "/categories";
    public static final String CATEGORY = "/categories/{categoryId}";
    public static final String QP_CONTEXT = "context";
    public static final String QP_ORDER_BY = "orderby";
    public static final String QP_ORDER = "order";
    private static final String QP_REST_ROUTE = "rest_route";
    private static final String WP_JSON = "/wp-json";

    final String uri;
    final Map> params;

    public Request(String uri, Map> params) {
        this.params = params;
        this.uri = uri;
    }

    public static Request of(String uri) {
        return of(uri, ImmutableMap.of());
    }

    public static Request of(String uri, Map> params) {
        return new Request(uri, params) {
        };
    }

    public UriComponentsBuilder usingClient(Client client) {
        return forHost(client, client.getContext());
    }

    public UriComponentsBuilder forHost(Client client, String context0) {

        final String theUri = this.uri.contains("?")
                ? this.uri.substring(0, this.uri.indexOf("?"))
                : this.uri;

        final Map paramsFromUri = paramsFromUri(this.uri);

        final String context = (client.permalinkEndpoint ? context0 : context0.replace(WP_JSON, "")) + theUri;

        final UriComponentsBuilder builder = UriComponentsBuilder.fromHttpUrl(client.baseUrl + (client.permalinkEndpoint ? context : ""));

        if (!client.permalinkEndpoint) {
            builder.queryParam(QP_REST_ROUTE, context);
        }
        if (!paramsFromUri.isEmpty()) {
            paramsFromUri.forEach(builder::queryParam);
        }
        params.forEach((key, values) -> builder.queryParam(key, values.toArray()));
        return builder;
    }

    public static URI fromLink(String apply) {
        return UriComponentsBuilder.fromHttpUrl(apply).build().toUri();
    }

    public String asRequestUrl(Client client) {
        return usingClient(client).build().toUri().toASCIIString();
    }

    private Map paramsFromUri(String uri) {
        //"/tags?post={postId}"

        if (uri.contains("?")) {
            return Arrays.stream(uri.split("\\?"))
                    .filter(it -> it.contains("="))
                    .flatMap(it -> Arrays.stream(it.split("&")))
                    .map(it -> it.split("=", 2))
                    .collect(toMap(entry -> entry[0], entry -> entry[1]));
        } else {
            return Collections.emptyMap();
        }
    }
}