thinkrank / includes / abilities / content / class-generate-content-brief.php

class-generate-content-brief.php in ThinkRank AI SEO – AI SEO Plugin for WordPress: Schema, XML Sitemaps, Meta Tags, Search Console & Local SEO 2.4.0, at includes/abilities/content/class-generate-content-brief.php

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1	<?php
2	/**
3	* Generate content brief ability.
4	*
5	* @package ThinkRank\Abilities\Content
6	*/
7
8	declare(strict_types=1);
9
10	namespace ThinkRank\Abilities\Content;
11
12	use ThinkRank\Abilities\Ability_Base;
13	use ThinkRank\AI\Content_Brief_Generator;
14	use ThinkRank\AI\Manager;
15
16	if ( ! defined( 'ABSPATH' ) ) {
17	exit; // Exit if accessed directly.
18	}
19
20	/**
21	* Generates an AI SEO content brief for a set of target keywords.
22	*
23	* Mirrors `POST /thinkrank/v1/content-brief/generate`: given target keywords
24	* (and optional content type, audience, length, tone, competitor URLs, and
25	* extra context) it produces a structured brief — title/meta suggestions,
26	* outline, keyword analysis, schema and social recommendations, and more.
27	*
28	* Requires a configured AI provider API key. This calls an external AI service,
29	* consumes tokens, persists the brief, and is rate limited per user.
30	*/
31	class Generate_Content_Brief extends Ability_Base {
32	/**
33	* Constructor.
34	*/
35	public function __construct() {
36	$this->id = 'thinkrank/generate-content-brief';
37	$this->label = __( 'Generate Content Brief', 'thinkrank' );
38	$this->description = __( 'Generate an AI SEO content brief for the given target keywords: title and meta suggestions, an outline, keyword analysis, and schema/social recommendations. Requires a configured AI provider API key; calls an external AI service and consumes tokens.', 'thinkrank' );
39	}
40
41	/**
42	* {@inheritDoc}
43	*
44	* @return array<string, bool\|float\|string>
45	*/
46	public function get_annotations() {
47	return [
48	'readonly' => false,
49	'destructive' => false,
50	'idempotent' => false,
51	'priority' => 2.0,
52	'openWorldHint' => true,
53	];
54	}
55
56	/**
57	* {@inheritDoc}
58	*
59	* @return array<string, mixed>
60	*/
61	public function get_input_schema() {
62	return [
63	'type' => 'object',
64	'additionalProperties' => false,
65	'properties' => [
66	'target_keywords' => [
67	'type' => 'array',
68	'description' => __( 'One or more target keywords for the brief.', 'thinkrank' ),
69	'minItems' => 1,
70	'items' => [
71	'type' => 'string',
72	'minLength' => 1,
73	],
74	],
75	'content_type' => [
76	'type' => 'string',
77	'description' => __( 'The type of content to brief.', 'thinkrank' ),
78	'enum' => [ 'blog_post', 'product_page', 'landing_page', 'tutorial' ],
79	'default' => 'blog_post',
80	],
81	'target_audience' => [
82	'type' => 'string',
83	'description' => __( 'The intended audience.', 'thinkrank' ),
84	'enum' => [ 'beginners', 'professionals', 'general', 'experts' ],
85	'default' => 'general',
86	],
87	'content_length' => [
88	'type' => 'string',
89	'description' => __( 'The target content length.', 'thinkrank' ),
90	'enum' => [ 'short', 'medium', 'long' ],
91	'default' => 'medium',
92	],
93	'tone' => [
94	'type' => 'string',
95	'description' => __( 'The writing tone.', 'thinkrank' ),
96	'enum' => [ 'professional', 'casual', 'technical', 'friendly' ],
97	'default' => 'professional',
98	],
99	'competitor_urls' => [
100	'type' => 'array',
101	'description' => __( 'Optional competitor URLs to analyze for content gaps.', 'thinkrank' ),
102	'default' => [],
103	'items' => [
104	'type' => 'string',
105	'format' => 'uri',
106	],
107	],
108	'additional_context' => [
109	'type' => 'string',
110	'description' => __( 'Optional additional context for the brief.', 'thinkrank' ),
111	'default' => '',
112	],
113	],
114	'required' => [ 'target_keywords' ],
115	];
116	}
117
118	/**
119	* {@inheritDoc}
120	*
121	* @return array<string, mixed>
122	*/
123	public function get_output_schema() {
124	return [
125	'type' => 'object',
126	'additionalProperties' => true,
127	'properties' => self::empty_properties(),
128	];
129	}
130
131	/**
132	* Execute ability.
133	*
134	* @param array<string, mixed> $input Ability input payload.
135	* @return array<string, mixed>\|\WP_Error
136	*/
137	public function execute( $input ) {
138	$keywords = isset( $input['target_keywords'] ) && is_array( $input['target_keywords'] )
139	? array_values( array_filter( array_map( 'sanitize_text_field', $input['target_keywords'] ) ) )
140	: [];
141
142	if ( empty( $keywords ) ) {
143	return new \WP_Error(
144	'thinkrank_invalid_keywords',
145	__( 'At least one target keyword is required.', 'thinkrank' ),
146	[ 'status' => 400 ]
147	);
148	}
149
150	$competitor_urls = isset( $input['competitor_urls'] ) && is_array( $input['competitor_urls'] )
151	? array_values( array_filter( array_map( 'esc_url_raw', $input['competitor_urls'] ) ) )
152	: [];
153
154	$params = [
155	'target_keywords' => $keywords,
156	'content_type' => isset( $input['content_type'] ) ? (string) $input['content_type'] : 'blog_post',
157	'target_audience' => isset( $input['target_audience'] ) ? (string) $input['target_audience'] : 'general',
158	'content_length' => isset( $input['content_length'] ) ? (string) $input['content_length'] : 'medium',
159	'tone' => isset( $input['tone'] ) ? (string) $input['tone'] : 'professional',
160	'competitor_urls' => $competitor_urls,
161	'additional_context' => isset( $input['additional_context'] ) ? sanitize_textarea_field( (string) $input['additional_context'] ) : '',
162	];
163
164	try {
165	$ai_manager = new Manager();
166	$ai_client = $ai_manager->get_client();
167	$generator = new Content_Brief_Generator( null, $ai_client );
168
169	return $generator->generate_brief( $params );
170	} catch ( \Throwable $e ) {
171	return new \WP_Error(
172	'thinkrank_brief_generation_failed',
173	$e->getMessage(),
174	[ 'status' => 500 ]
175	);
176	}
177	}
178	}
179