array( __CLASS__, 'sanitize_settings' ),
)
);
// OpenRouter Section.
add_settings_section(
'psa_ai_section',
__( 'OpenRouter API Settings', 'peptide-search-ai' ),
array( __CLASS__, 'render_section_description' ),
'peptide-search-ai'
);
add_settings_field(
'api_key',
__( 'API Key', 'peptide-search-ai' ),
array( __CLASS__, 'render_api_key_field' ),
'peptide-search-ai',
'psa_ai_section'
);
add_settings_field(
'ai_model',
__( 'Generation Model', 'peptide-search-ai' ),
array( __CLASS__, 'render_model_field' ),
'peptide-search-ai',
'psa_ai_section'
);
add_settings_field(
'validation_model',
__( 'Validation Model', 'peptide-search-ai' ),
array( __CLASS__, 'render_validation_model_field' ),
'peptide-search-ai',
'psa_ai_section'
);
// Behavior Section.
add_settings_section(
'psa_behavior_section',
__( 'Behavior Settings', 'peptide-search-ai' ),
null,
'peptide-search-ai'
);
add_settings_field(
'auto_publish',
__( 'Auto-Publish', 'peptide-search-ai' ),
array( __CLASS__, 'render_publish_field' ),
'peptide-search-ai',
'psa_behavior_section'
);
add_settings_field(
'use_pubchem',
__( 'PubChem Enrichment', 'peptide-search-ai' ),
array( __CLASS__, 'render_pubchem_field' ),
'peptide-search-ai',
'psa_behavior_section'
);
add_settings_field(
'monthly_budget',
__( 'Monthly API Budget (USD)', 'peptide-search-ai' ),
array( __CLASS__, 'render_budget_field' ),
'peptide-search-ai',
'psa_behavior_section'
);
}
/**
* Sanitize settings input.
*
* @param array $input Raw input from the form.
* @return array Sanitized settings.
*/
public static function sanitize_settings( $input ) {
// Handle API key: encrypt new values, preserve existing on empty/mask.
$api_key_input = $input['api_key'] ?? '';
$api_key_value = '';
if ( ! empty( $api_key_input ) && '••••••••' !== $api_key_input ) {
// New key provided: encrypt it.
$sanitized = sanitize_text_field( $api_key_input );
$encrypted = PSA_Encryption::encrypt( $sanitized );
$api_key_value = ( false !== $encrypted ) ? $encrypted : '';
} else {
// Empty or mask string: preserve existing value.
$existing = self::get_setting( 'api_key', '' );
$api_key_value = $existing;
}
return array(
'api_key' => $api_key_value,
'ai_model' => sanitize_text_field( $input['ai_model'] ?? '' ),
'validation_model' => sanitize_text_field( $input['validation_model'] ?? '' ),
'auto_publish' => sanitize_text_field( $input['auto_publish'] ?? 'draft' ),
// Checkbox: if key is absent in POST, it was unchecked → '0'.
'use_pubchem' => ! empty( $input['use_pubchem'] ) ? '1' : '0',
'monthly_budget' => max( 0, floatval( $input['monthly_budget'] ?? PSA_Config::DEFAULT_MONTHLY_BUDGET ) ),
);
}
// -------------------------------------------------------------------------
// Field renderers
// -------------------------------------------------------------------------
public static function render_section_description() {
?>
OpenRouter to access AI models. OpenRouter provides a unified API for hundreds of models including open-source options like Gemini Flash, Llama, Mistral, Qwen, and DeepSeek, as well as commercial models.', 'peptide-search-ai' ),
esc_url( 'https://openrouter.ai/' )
);
?>
openrouter.ai/settings/keys .define( 'PSA_OPENROUTER_KEY', 'your-key-here' );
google/gemini-2.5-flash.openrouter.ai/models .
meta-llama/llama-4-maverick, deepseek/deepseek-chat-v3-0324, qwen/qwen-2.5-72b-instruct.
google/gemini-2.0-flash-001.meta-llama/llama-4-scout, mistralai/mistral-small-3.1-24b-instruct.
>
>
[peptide_search]
[peptide_search placeholder="Search peptides..."]
GET /wp-json/peptides/v1/search?q=BPC-157
created_at ); ?>
model ); ?>total_tokens ) ); ?>
$estimated_cost_usd, 4 ) ); ?>
request_type ); ?>
peptide_name ); ?>
success ) ? '✓' : '✗'; ?>