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class-humcore-deposit-solr-api.php
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<?php
/**
* API to access SOLR.
*
* @package HumCORE
* @subpackage Deposits
*/
/**
* Class using Solarium to access the SOLR API.
*/
class Humcore_Deposit_Solr_Api {
protected $config;
public $client;
public $select_query;
/* getting removed
public $servername_hash;
*/
public $service_status;
public $namespace;
public $temp_dir;
/**
* Initialize SOLR API settings.
*/
public function __construct() {
$path = dirname( __FILE__ ) . '/vendor/autoload.php';
if ( is_file( $path ) ) {
require_once $path;
}
$humcore_settings = get_option( 'humcore-deposits-humcore-settings' );
/* getting removed
if ( defined( 'CORE_SOLR_HOST' ) && ! empty( CORE_SOLR_HOST ) ) { // Better have a value if defined.
$this->servername_hash = md5( $humcore_settings['servername'] );
} else {
$this->servername_hash = $humcore_settings['servername_hash'];
}
*/
$this->service_status = $humcore_settings['service_status'];
if ( defined( 'CORE_HUMCORE_NAMESPACE' ) && ! empty( CORE_HUMCORE_NAMESPACE ) ) {
$this->namespace = CORE_HUMCORE_NAMESPACE;
} else {
$this->namespace = $humcore_settings['namespace'];
}
if ( defined( 'CORE_HUMCORE_TEMP_DIR' ) && ! empty( CORE_HUMCORE_TEMP_DIR ) ) {
$this->temp_dir = CORE_HUMCORE_TEMP_DIR;
} else {
$this->temp_dir = $humcore_settings['tempdir'];
}
$solr_settings = get_option( 'humcore-deposits-solr-settings' );
if ( defined( 'CORE_SOLR_PROTOCOL' ) ) {
$solr_settings['protocol'] = preg_replace( '~://$~', '', CORE_SOLR_PROTOCOL );
}
if ( defined( 'CORE_SOLR_HOST' ) ) {
$solr_settings['host'] = CORE_SOLR_HOST;
}
if ( defined( 'CORE_SOLR_PORT' ) ) {
$solr_settings['port'] = CORE_SOLR_PORT;
}
if ( defined( 'CORE_SOLR_PATH' ) ) {
$solr_settings['path'] = CORE_SOLR_PATH;
}
if ( defined( 'CORE_SOLR_CORE' ) ) {
$solr_settings['core'] = CORE_SOLR_CORE;
}
$config = array(
'endpoint' => array(
'solrhost' => array(
'scheme' => preg_replace( '~://$~', '', $solr_settings['protocol'] ),
'host' => $solr_settings['host'],
'port' => $solr_settings['port'],
'path' => $solr_settings['path'] . '/',
'core' => $solr_settings['core'],
'timeout' => 60,
),
),
);
/* getting removed
// Prevent copying prod config data to dev.
if ( ! empty( $this->servername_hash ) && $this->servername_hash != md5( $_SERVER['SERVER_NAME'] ) ) {
$config['endpoint']['solrhost']['host'] = '';
}
*/
$this->client = new Solarium\Client( $config );
}
/**
* Get the server status.
*/
public function get_solr_status() {
$client = $this->client;
$ping = $client->createPing();
try {
$result = $client->ping( $ping );
// Begin debug.
$query_info = $result->getQuery();
$endpoint = $client->getEndpoint( 'solrhost' );
$info = array(
'url' => $endpoint->getBaseUri(),
'handler' => $query_info->getHandler(),
'status' => $result->getStatus(),
'response' => $result->getData(),
);
if ( defined( 'CORE_HTTP_DEBUG' ) && 'true' === CORE_HTTP_DEBUG && defined( 'CORE_ERROR_LOG' ) && '' != CORE_ERROR_LOG ) {
humcore_write_error_log( 'info', 'solr debug', $info );
}
// End of debug.
$res = $result->getData();
if ( 'OK' !== $res['status'] ) {
return new WP_Error( 'solrServerError', 'Solr server is not okay.', var_export( $res, true ) );
}
return $res;
} catch ( Exception $e ) {
// Begin debug.
$endpoint = $client->getEndpoint( 'solrhost' );
$info = array(
'url' => $endpoint->getBaseUri(),
'handler' => 'admin/ping',
'status' => $e->getCode(),
'response' => $e->getMessage(),
);
if ( defined( 'CORE_HTTP_DEBUG' ) && 'true' === CORE_HTTP_DEBUG && defined( 'CORE_ERROR_LOG' ) && '' != CORE_ERROR_LOG ) {
humcore_write_error_log( 'info', 'solr debug', $info );
}
// End of debug.
return new WP_Error( 'solrServerError', $e->getStatusMessage(), $e->getMessage() );
}
}
/**
* Create a select object.
*/
public function create_select( $select ) {
$client = $this->client;
try {
$query = $client->createSelect( $select );
return $query;
} catch ( Exception $e ) {
return 1;
}
}
/**
* Perform a select.
*/
public function select( $query ) {
$client = $this->client;
try {
$results = $client->select( $query );
return $results;
} catch ( Exception $e ) {
return 1;
}
}
/**
* Create a realtime get object.
*/
public function create_realtime_get( $get ) {
$client = $this->client;
try {
$query = $client->createRealtimeGet( $get );
return $query;
} catch ( Exception $e ) {
return 1;
}
}
/**
* Perform a realtime get.
*/
public function realtime_get( $query ) {
$client = $this->client;
try {
$results = $client->realtimeGet( $query );
return $results;
} catch ( Exception $e ) {
return 1;
}
}
/**
* Retrieve a specific document.
*/
public function get_humcore_document( $id ) {
$client = $this->client;
// Get a realtime query instance and add settings.
$get = $client->createRealtimeGet();
$get->addId( $id );
try {
$result = $client->realtimeGet( $get );
if ( 1 == $result->getNumFound() ) {
$document = $result->getDocument();
$search_result = array();
$record = array();
$record['id'] = $document->id;
$record['pid'] = $document->pid;
$record['title'] = $document->title_display;
$record['title_unchanged'] = $document->title_unchanged;
if ( '' == $document->title_unchanged ) {
$record['title_unchanged'] = $document->title_display;
}
$record['abstract'] = $document->abstract;
$record['abstract_unchanged'] = $document->abstract_unchanged;
if ( '' == $document->abstract_unchanged ) {
$record['abstract_unchanged'] = $document->abstract;
}
$record['date'] = $document->date;
$record['authors'] = $document->author_facet;
$record['author_info'] = $document->author_info;
$record['group'] = $document->group_facet;
$record['society_id'] = $document->society_facet;
$record['language'] = $document->language_facet;
$record['type_of_license'] = $document->_facet;
$record['organization'] = $document->organization_facet;
$record['subject'] = $document->subject_facet;
$record['keyword'] = $document->keyword_search;
$record['keyword_display'] = $document->keyword_display;
$record['handle'] = $document->handle;
$record['genre'] = $document->genre_facet[0];
if ( ! empty( (array) $document->notes ) ) {
$record['notes'] = implode( ' ', (array) $document->notes );
}
if ( ! empty( (array) $document->notes_unchanged ) ) {
$record['notes_unchanged'] = implode( ' ', (array) $document->notes_unchanged );
}
if ( empty( (array) $document->notes_unchanged ) && ! empty( (array) $document->notes ) ) {
$record['notes_unchanged'] = implode( ' ', (array) $document->notes );
}
$record['book_journal_title'] = $document->book_journal_title;
$record['book_author'] = $document->book_author[0];
$record['publisher'] = $document->publisher;
$record['isbn'] = $document->isbn;
$record['issn'] = $document->issn;
$record['doi'] = $document->doi;
$record['url'] = $document->url;
$record['volume'] = $document->volume;
$record['edition'] = $document->edition;
$record['date_issued'] = $document->date_issued;
$record['issue'] = $document->issue;
$record['chapter'] = $document->book_chapter;
$record['start_page'] = $document->start_page;
$record['end_page'] = $document->end_page;
$record['institution'] = $document->institution;
$record['conference_title'] = $document->conference_title;
$record['conference_organization'] = $document->conference_organization;
$record['conference_location'] = $document->conference_location;
$record['conference_date'] = $document->conference_date;
$record['meeting_title'] = $document->meeting_title;
$record['meeting_organization'] = $document->meeting_organization;
$record['meeting_location'] = $document->meeting_location;
$record['meeting_date'] = $document->meeting_date;
$record['publication_type'] = $document->publication_type;
$record['language'] = $document->language; //TODO convert solr contents to language_facet
$record['type_of_resource'] = $document->type_of_resource_facet[0];
$record['record_content_source'] = $document->record_content_source;
$record['record_creation_date'] = $document->record_creation_date;
$record['record_change_date'] = $document->record_change_date;
$record['record_identifier'] = $document->record_identifier;
$record['member_of'] = $document->member_of;
$record['embargo_end_date'] = $document->free_to_read_start_date;
$search_result['documents'][] = $record;
$search_result['total'] = 1;
return $search_result;
}
return 1;
} catch ( Exception $e ) {
return 1;
}
}
/**
* Create a document with full text extract.
*/
public function create_humcore_extract( $file, $metadata ) {
$client = $this->client;
// Get an extract query instance and add settings.
$query = $client->createExtract();
// Is this field mapping needed??
$query->addFieldMapping( 'content', 'text' );
$query->setUprefix( 'ignored_' );
$query->setFile( $file );
$query->setOmitHeader( false );
$query->setCommit( true );
// Add document.
$doc = $query->createDocument();
$doc->id = $metadata['id'];
$doc->pid = $metadata['pid'];
$doc->language = $metadata['language']; //TODO convert solr docs to user language_facet
$doc->title_display = $metadata['title'];
$doc->title_search = $metadata['title'];
$doc->title_unchanged = $metadata['title_unchanged'];
$author_uni = array();
$author_fullname = array();
foreach ( $metadata['authors'] as $author ) {
$author_uni[] = $author['uni'];
$author_fullname[] = $author['fullname'];
}
$doc->author_uni = array_filter( $author_uni );
$doc->author_search = array_filter( $author_fullname );
$doc->author_facet = array_filter( $author_fullname );
$doc->author_display = implode( ', ', array_filter( $author_fullname ) );
$doc->author_info = $metadata['author_info'];
if ( ! empty( $metadata['organization'] ) ) {
$doc->organization_facet = array( $metadata['organization'] );
}
// Genre is not an array in MODS record.
if ( ! empty( $metadata['genre'] ) ) {
$doc->genre_facet = array( $metadata['genre'] );
$doc->genre_search = array( $metadata['genre'] );
}
$doc->group_facet = $metadata['group'];
if ( ! empty( $metadata['society_id'] ) ) {
$doc->society_facet = $metadata['society_id'];
}
$doc->language_facet = $metadata['language'];
$doc->license_facet = $metadata['type_of_license'];
if ( ! empty( $metadata['subject'] ) ) {
$doc->subject_facet = $metadata['subject'];
$doc->subject_search = $metadata['subject'];
}
if ( ! empty( $metadata['keyword'] ) ) {
$doc->keyword_display = implode( ', ', $metadata['keyword'] );
$doc->keyword_search = array_map( 'strtolower', $metadata['keyword'] );
}
$doc->abstract = $metadata['abstract'];
$doc->abstract_unchanged = $metadata['abstract_unchanged'];
$doc->handle = $metadata['handle'];
$doc->notes = array( $metadata['notes'] );
if ( ! empty( $metadata['notes_unchanged'] ) ) {
$doc->notes_unchanged = array( $metadata['notes_unchanged'] ); }
if ( ! empty( $metadata['book_journal_title'] ) ) {
$doc->book_journal_title = $metadata['book_journal_title']; }
if ( ! empty( $metadata['book_author'] ) ) {
$doc->book_author = array( $metadata['book_author'] ); }
if ( ! empty( $metadata['publisher'] ) ) {
$doc->publisher = $metadata['publisher']; }
if ( ! empty( $metadata['isbn'] ) ) {
$doc->isbn = $metadata['isbn']; }
if ( ! empty( $metadata['issn'] ) ) {
$doc->issn = $metadata['issn']; }
if ( ! empty( $metadata['doi'] ) ) {
$doc->doi = $metadata['doi']; }
if ( ! empty( $metadata['url'] ) ) {
$doc->uri = $metadata['url']; }
if ( ! empty( $metadata['volume'] ) ) {
$doc->volume = $metadata['volume']; }
if ( ! empty( $metadata['edition'] ) ) {
$doc->edition = $metadata['edition']; }
if ( ! empty( $metadata['date'] ) ) {
$doc->date = $metadata['date']; }
if ( ! empty( $metadata['issue'] ) ) {
$doc->issue = $metadata['issue']; }
if ( ! empty( $metadata['chapter'] ) ) {
$doc->book_chapter = $metadata['chapter']; }
if ( ! empty( $metadata['start_page'] ) ) {
$doc->start_page = $metadata['start_page']; }
if ( ! empty( $metadata['end_page'] ) ) {
$doc->end_page = $metadata['end_page']; }
if ( ! empty( $metadata['institution'] ) ) {
$doc->institution = $metadata['institution']; }
if ( ! empty( $metadata['conference_title'] ) ) {
$doc->conference_title = $metadata['conference_title']; }
if ( ! empty( $metadata['conference_organization'] ) ) {
$doc->conference_organization = $metadata['conference_organization']; }
if ( ! empty( $metadata['conference_location'] ) ) {
$doc->conference_location = $metadata['conference_location']; }
if ( ! empty( $metadata['conference_date'] ) ) {
$doc->conference_date = $metadata['conference_date']; }
if ( ! empty( $metadata['meeting_title'] ) ) {
$doc->meeting_title = $metadata['meeting_title']; }
if ( ! empty( $metadata['meeting_organization'] ) ) {
$doc->meeting_organization = $metadata['meeting_organization']; }
if ( ! empty( $metadata['meeting_location'] ) ) {
$doc->meeting_location = $metadata['meeting_location']; }
if ( ! empty( $metadata['meeting_date'] ) ) {
$doc->meeting_date = $metadata['meeting_date']; }
if ( ! empty( $metadata['publication_type'] ) ) {
$doc->publication_type = $metadata['publication_type']; }
$doc->date_issued = $metadata['date_issued'];
$doc->pub_date_facet = array( $metadata['date_issued'] );
if ( ! empty( $metadata['type_of_resource'] ) ) {
$doc->type_of_resource_facet = array( $metadata['type_of_resource'] );
}
$doc->record_content_source = $metadata['record_content_source'];
$doc->record_creation_date = $metadata['record_creation_date'];
if ( ! empty( $metadata['record_change_date'] ) ) {
$doc->record_change_date = $metadata['record_change_date']; }
$doc->record_identifier = $metadata['record_identifier'];
$doc->member_of = $metadata['member_of'];
if ( ! empty( $metadata['embargo_end_date'] ) ) {
$doc->free_to_read_start_date = $metadata['embargo_end_date'];
}
$query->setDocument( $doc );
// This executes the query and returns the result.
try {
$result = $client->extract( $query );
} catch ( Exception $e ) {
humcore_write_error_log( 'error', '***Error trying to create Solr Document using Extract***' . var_export( $e->getMessage(), true ) );
// Begin debug.
$query_info = $result->getQuery();
$endpoint = $client->getEndpoint( 'solrhost' );
$info = array(
'url' => $endpoint->getBaseUri(),
'handler' => $query_info->getHandler(),
'file' => $query_info->getOption( 'file' ),
'fields' => $doc->getFields(),
'status' => $result->getStatus(),
'time' => $result->getQueryTime(),
);
if ( defined( 'CORE_HTTP_DEBUG' ) && 'true' === CORE_HTTP_DEBUG && defined( 'CORE_ERROR_LOG' ) && '' != CORE_ERROR_LOG ) {
humcore_write_error_log( 'info', 'solr debug', $info );
}
humcore_write_error_log( 'info', 'solr debug', $info );
// End of debug.
throw $e;
}
humcore_write_error_log( 'info', 'Create Solr Document using Extract ', array( $result->getData() ) );
// Begin debug.
$query_info = $result->getQuery();
$endpoint = $client->getEndpoint( 'solrhost' );
$info = array(
'url' => $endpoint->getBaseUri(),
'handler' => $query_info->getHandler(),
'file' => $query_info->getOption( 'file' ),
'fields' => $doc->getFields(),
'status' => $result->getStatus(),
'time' => $result->getQueryTime(),
);
if ( defined( 'CORE_HTTP_DEBUG' ) && 'true' === CORE_HTTP_DEBUG && defined( 'CORE_ERROR_LOG' ) && '' != CORE_ERROR_LOG ) {
humcore_write_error_log( 'info', 'solr debug', $info );
}
// End of debug.
return true;
}
/**
* Update a field in a document
*
* Sadly, this option does not work. It gets an error from Solarium. In addition we may not fqualify for atomic updates as currently configured in solr.
*/
public function update_document_content( $id, $content ) {
$client = $this->client;
$update = $client->createUpdate();
$doc = $update->createDocument();
$doc->setField( 'id' );
$doc->setKey( 'id' );
$doc->setField( 'content', $content );
$doc->setFieldModifier( 'content', 'set' );
//add document and commit
$update->addDocument( $doc )->addCommit();
// This updates the document and returns the result.
try {
$result = $client->update( $update );
} catch ( Exception $e ) {
humcore_write_error_log( 'error', '***Error trying to update Solr Document with text extract***' . var_export( $e->getMessage(), true ) );
// Begin debug.
$query_info = $result->getQuery();
$endpoint = $client->getEndpoint( 'solrhost' );
$info = array(
'url' => $endpoint->getBaseUri(),
'handler' => $query_info->getHandler(),
'file' => $query_info->getOption( 'file' ),
'fields' => $doc->getFields(),
'status' => $result->getStatus(),
'time' => $result->getQueryTime(),
);
if ( defined( 'CORE_HTTP_DEBUG' ) && 'true' === CORE_HTTP_DEBUG && defined( 'CORE_ERROR_LOG' ) && '' != CORE_ERROR_LOG ) {
humcore_write_error_log( 'info', 'solr debug', $info );
}
humcore_write_error_log( 'info', 'solr debug', $info );
// End of debug.
throw $e;
}
humcore_write_error_log( 'info', 'Update Solr Document with text extract ', array( $result->getData() ) );
// Begin debug.
$query_info = $result->getQuery();
$endpoint = $client->getEndpoint( 'solrhost' );
$info = array(
'url' => $endpoint->getBaseUri(),
'handler' => $query_info->getHandler(),
'file' => $query_info->getOption( 'file' ),
'fields' => $doc->getFields(),
'status' => $result->getStatus(),
'time' => $result->getQueryTime(),
);
if ( defined( 'CORE_HTTP_DEBUG' ) && 'true' === CORE_HTTP_DEBUG && defined( 'CORE_ERROR_LOG' ) && '' != CORE_ERROR_LOG ) {
humcore_write_error_log( 'info', 'solr debug', $info );
}
// End of debug.
return true;
}
/**
* Create a document without text extract.
*/
public function create_humcore_document( $content, $metadata ) {
$client = $this->client;
// Get an update query instance.
$query = $client->createUpdate();
// Add document.
$doc = $query->createDocument();
$doc->id = $metadata['id'];
$doc->pid = $metadata['pid'];
if ( ! empty( $content ) ) {
$doc->content = $content;
}
$doc->language = $metadata['language']; //TODO convert solr docs to use language_facet
$doc->title_display = $metadata['title'];
$doc->title_search = $metadata['title'];
$doc->title_unchanged = $metadata['title_unchanged'];
$author_uni = array();
$author_fullname = array();
foreach ( $metadata['authors'] as $author ) {
$author_uni[] = $author['uni'];
$author_fullname[] = $author['fullname'];
}
$doc->author_uni = array_filter( $author_uni );
$doc->author_search = array_filter( $author_fullname );
$doc->author_facet = array_filter( $author_fullname );
$doc->author_display = implode( ', ', array_filter( $author_fullname ) );
$doc->author_info = $metadata['author_info'];
$doc->organization_facet = array( $metadata['organization'] );
// Genre is not an array in MODS record.
if ( ! empty( $metadata['genre'] ) ) {
$doc->genre_facet = array( $metadata['genre'] );
$doc->genre_search = array( $metadata['genre'] );
}
$doc->group_facet = $metadata['group'];
$doc->society_facet = $metadata['society_id'];
$doc->language_facet = $metadata['language'];
$doc->license_facet = $metadata['type_of_license'];
if ( ! empty( $metadata['subject'] ) ) {
$doc->subject_facet = $metadata['subject'];
$doc->subject_search = $metadata['subject'];
}
if ( ! empty( $metadata['keyword'] ) ) {
$doc->keyword_display = implode( ', ', $metadata['keyword'] );
$doc->keyword_search = array_map( 'strtolower', $metadata['keyword'] );
}
$doc->abstract = $metadata['abstract'];
$doc->abstract_unchanged = $metadata['abstract_unchanged'];
$doc->handle = $metadata['handle'];
$doc->notes = array( $metadata['notes'] );
if ( ! empty( $metadata['notes_unchanged'] ) ) {
$doc->notes_unchanged = array( $metadata['notes_unchanged'] ); }
if ( ! empty( $metadata['book_journal_title'] ) ) {
$doc->book_journal_title = $metadata['book_journal_title']; }
if ( ! empty( $metadata['book_author'] ) ) {
$doc->book_author = array( $metadata['book_author'] ); }
if ( ! empty( $metadata['publisher'] ) ) {
$doc->publisher = $metadata['publisher']; }
if ( ! empty( $metadata['isbn'] ) ) {
$doc->isbn = $metadata['isbn']; }
if ( ! empty( $metadata['issn'] ) ) {
$doc->issn = $metadata['issn']; }
if ( ! empty( $metadata['doi'] ) ) {
$doc->doi = $metadata['doi']; }
if ( ! empty( $metadata['url'] ) ) {
$doc->url = $metadata['url']; }
if ( ! empty( $metadata['volume'] ) ) {
$doc->volume = $metadata['volume']; }
if ( ! empty( $metadata['edition'] ) ) {
$doc->edition = $metadata['edition']; }
if ( ! empty( $metadata['date'] ) ) {
$doc->date = $metadata['date']; }
if ( ! empty( $metadata['issue'] ) ) {
$doc->issue = $metadata['issue']; }
if ( ! empty( $metadata['chapter'] ) ) {
$doc->book_chapter = $metadata['chapter']; }
if ( ! empty( $metadata['start_page'] ) ) {
$doc->start_page = $metadata['start_page']; }
if ( ! empty( $metadata['end_page'] ) ) {
$doc->end_page = $metadata['end_page']; }
if ( ! empty( $metadata['institution'] ) ) {
$doc->institution = $metadata['institution']; }
if ( ! empty( $metadata['conference_title'] ) ) {
$doc->conference_title = $metadata['conference_title']; }
if ( ! empty( $metadata['conference_organization'] ) ) {
$doc->conference_organization = $metadata['conference_organization']; }
if ( ! empty( $metadata['conference_location'] ) ) {
$doc->conference_location = $metadata['conference_location']; }
if ( ! empty( $metadata['conference_date'] ) ) {
$doc->conference_date = $metadata['conference_date']; }
if ( ! empty( $metadata['meeting_title'] ) ) {
$doc->meeting_title = $metadata['meeting_title']; }
if ( ! empty( $metadata['meeting_organization'] ) ) {
$doc->meeting_organization = $metadata['meeting_organization']; }
if ( ! empty( $metadata['meeting_location'] ) ) {
$doc->meeting_location = $metadata['meeting_location']; }
if ( ! empty( $metadata['meeting_date'] ) ) {
$doc->meeting_date = $metadata['meeting_date']; }
if ( ! empty( $metadata['publication_type'] ) ) {
$doc->publication_type = $metadata['publication_type']; }
$doc->date_issued = $metadata['date_issued'];
$doc->pub_date_facet = array( $metadata['date_issued'] );
if ( ! empty( $metadata['type_of_resource'] ) ) {
$doc->type_of_resource_facet = array( $metadata['type_of_resource'] );
}
$doc->record_content_source = $metadata['record_content_source'];
$doc->record_creation_date = $metadata['record_creation_date'];
if ( ! empty( $metadata['record_change_date'] ) ) {
$doc->record_change_date = $metadata['record_change_date']; }
$doc->record_identifier = $metadata['record_identifier'];
$doc->member_of = $metadata['member_of'];
if ( ! empty( $metadata['embargo_end_date'] ) ) {
$doc->free_to_read_start_date = $metadata['embargo_end_date'];
}
$query->addDocuments( array( $doc ) );
$query->addCommit();
// This executes the query and returns the result.
$result = $client->update( $query );
humcore_write_error_log( 'info', 'Create Solr Document ', array( $result->getData() ) );
// Begin debug.
$query_info = $result->getQuery();
$endpoint = $client->getEndpoint( 'solrhost' );
$info = array(
'url' => $endpoint->getBaseUri(),
'handler' => $query_info->getHandler(),
'file' => $query_info->getOption( 'file' ),
'fields' => $doc->getFields(),
'status' => $result->getStatus(),
'time' => $result->getQueryTime(),
);
if ( defined( 'CORE_HTTP_DEBUG' ) && 'true' === CORE_HTTP_DEBUG && defined( 'CORE_ERROR_LOG' ) && '' != CORE_ERROR_LOG ) {
humcore_write_error_log( 'info', 'solr debug', $info );
}
// End of debug.
return true;
}
/**
* Delete an existing.
*/
public function delete_humcore_document( $id ) {
$client = $this->client;
$delete_query = $client->createUpdate();
$delete_query->addDeleteById( $id );
$delete_query->addCommit();
$result = $client->update( $delete_query );
$res = $result->getData();
humcore_write_error_log( 'info', 'Delete Solr Document ', array( $result->getData() ) );
return isset( $res['status'] ) ? $res['status'] : '';
}
/**
* Returns array of results.
*
* Result['spellchecker']= Spellchecker-Did you mean
* Result['facets']= Array of Facets
* Result['total']= No of documents found
* Result['documents']= Array of documents
* Result['info']=Result info
*/
public function get_search_results( $term, $facet_options, $start, $sort, $number_of_res = 10 ) {
$search_result = array();
$fac_count = -1; // All the facet values.
$lucene_reserved_characters = preg_quote( '+-&|!(){}[]^"~*?:\\' );
$facets_array = array(
'author_facet',
'organization_facet',
'group_facet',
'society_facet',
'language_facet',
'license_facet',
'subject_facet',
'genre_facet',
'pub_date_facet',
'type_of_resource_facet',
);
if ( ! empty( $facet_options ) && ! is_array( $facet_options ) ) {
$facet_options_parsed = wp_parse_args( $facet_options );
$facet_options = $facet_options_parsed['facets'];
}
$msg = '';
$client = $this->client;
$query = $client->createSelect();
// add debug settings
//$debug = $query->getDebug();
//$debug->setExplainOther('id:MA*');
$query->setQueryDefaultField( 'text' );
$edismax = $query->getEDisMax();
$query->getEDisMax()->setQueryAlternative( $term );
if ( false === strpos( ' AND ', $term ) ) {
$query->setQuery( '' );
}
$query->setFields(
array(
'id',
'pid',
'title_display',
'title_unchanged',
'abstract',
'abstract_unchanged',
'pub_date_facet',
'date',
'author_display',
'author_facet',
'author_uni',
'author_info',
'organization_facet',
'group_facet',
'society_facet',
'language_facet',
'license_facet',
'subject_facet',
'keyword_search',
'keyword_display',
'handle',
'genre_facet',
'notes',
'notes_unchanged',
'book_journal_title',
'book_author',
'publisher',
'isbn',
'issn',
'doi',
'url',
'volume',
'edition',
'issue',
'book_chapter',
'start_page',
'end_page',
'language',
'institution',
'conference_title',
'conference_organization',
'conference_location',
'conference_date',
'meeting_title',
'meeting_organization',
'meeting_location',
'meeting_date',
'publication_type',
'date_issued',
'type_of_resource_facet',
'record_content_source',
'record_creation_date',
'record_change_date',
'record_identifier',
'member_of',
'free_to_read_start_date',
'score',
)
);
// get highlighting component and apply settings
$highlight_fields = array(
'title_search' => 'Title',
'abstract' => 'Abstract',
'subject_search' => 'Subject',
'keyword_search' => 'Tag',
'notes' => 'Notes',
'content' => 'Full Text',
);
$highlighting = $query->getHighlighting();
$highlighting->setFields( implode( ', ', array_keys( $highlight_fields ) ) );
$highlighting->setSimplePrefix( '<strong>' );
$highlighting->setSimplePostfix( '</strong>' );
if ( null != $sort ) {
if ( 'newest' == $sort ) {
$sort_field = 'record_creation_date';
$sort_value = $query::SORT_DESC;
} elseif ( 'author' == $sort ) {
$sort_field = 'author_sort';
$sort_value = $query::SORT_ASC;
} elseif ( 'alphabetical' == $sort ) {
$sort_field = 'title_sort';
$sort_value = $query::SORT_ASC;
} else {
$sort_field = 'record_creation_date';
$sort_value = $query::SORT_DESC;
}
} else {
$sort_field = 'record_creation_date';
$sort_value = $query::SORT_DESC;
}
$query->addSort( $sort_field, $sort_value );
$query->setQueryDefaultOperator( 'AND' );
if ( 'NOTspellchecker' == 'spellchecker' ) { // Disabled for now.
$spell_chk = $query->getSpellcheck();
$spell_chk->setCount( 10 );
$spell_chk->setCollate( true );
$spell_chk->setExtendedResults( true );
$spell_chk->setCollateExtendedResults( true );
$resultset = $client->select( $query );
$spell_msg = '';
$spell_chk_result = $resultset->getSpellcheck();
if ( ! $spell_chk_result->getCorrectlySpelled() ) {
$collations = $spell_chk_result->getCollations();
$term = '';
foreach ( $collations as $collation ) {
foreach ( $collation->getCorrections() as $input => $correction ) {
$term .= $correction;
}
}
if ( strlen( $term ) > 0 ) {
$err_msg = 'Did you mean: <b>' . $term . '</b><br />';
$query->setQuery( $term );
}
$search_result['spellchecker'] = $err_msg;
} else {
$search_result['spellchecker'] = '';
}
} else {
$search_result['spellchecker'] = '';
}
if ( ! empty( $facets_array ) ) {
$facet_set = $query->getFacetSet();
$facet_set->setMinCount( 1 );
foreach ( $facets_array as $facet ) {
$facet_set->createFacetField( $facet )->setField( $facet )->setLimit( $fac_count );
}
}
$bound = '';
if ( ! empty( $facet_options ) ) {
foreach ( $facet_options as $facet_key => $facet_values ) {
$value_list = implode( ',', $facet_values );
if ( ! empty( $facet_values ) ) {
foreach ( $facet_values as $i => $facet_value ) {
$escaped_facet_value = preg_replace_callback(
'/([' . $lucene_reserved_characters . '])/',
function( $matches ) {
return '\\' . $matches[0];
},
trim( $facet_value )
);
$query->addFilterQuery(
array(
'key' => $facet_key . '-' . $i,
'query' => $facet_key . ':' . str_replace( ' ', '\ ', $escaped_facet_value ),
)
);
}
}
}
}
if ( 0 == $start || 1 == $start ) {
$st = 0;
} else {
$st = ( ( $start - 1 ) * $number_of_res );
}
if ( '' != $bound && $bound < $number_of_res ) {
$query->setStart( $st )->setRows( $bound );
} else {
$query->setStart( $st )->setRows( $number_of_res );
}
$resultset = $client->select( $query );
$highlighting = $resultset->getHighlighting();
// display the debug results
//$debugResult = $resultset->getDebug();
//echo '<h1>Debug data</h1>';
//echo 'Querystring: ' . $debugResult->getQueryString() . '<br/>';
//echo 'Parsed query: ' . $debugResult->getParsedQuery() . '<br/>';
//echo 'Query parser: ' . $debugResult->getQueryParser() . '<br/>';
//echo 'Other query: ' . $debugResult->getOtherQuery() . '<br/>';
if ( ! empty( $facets_array ) ) {
$output = array();
foreach ( $facets_array as $facet ) {
$facet_results = $resultset->getFacetSet()->getFacet( $facet );
foreach ( $facet_results as $value => $count ) {
$output[ $facet ]['counts'][] = array( $value, $count );
}
}
$search_result['facets'] = $output;
} else {
$search_result['facets'] = '';
}
$found = $resultset->getNumFound();
if ( '' != $bound ) {
$search_result['total'] = $bound;
} else {
$search_result['total'] = $found;
}
$results = array();
$i = 1;
$cat_arr = array();
foreach ( $resultset as $document ) {
$record = array();
$record['id'] = $document->id;
$record['pid'] = $document->pid;
$record['title'] = $document->title_display;
$record['title_unchanged'] = $document->title_unchanged;
if ( '' == $document->title_unchanged ) {
$record['title_unchanged'] = $document->title_display;
}
$record['abstract'] = $document->abstract;
$record['abstract_unchanged'] = $document->abstract_unchanged;
if ( '' == $document->abstract_unchanged ) {
$record['abstract_unchanged'] = $document->abstract;
}
$record['date'] = $document->pub_date_facet[0];
$record['authors'] = $document->author_facet;
$record['author_info'] = $document->author_info;
$record['organization'] = $document->organization_facet;
$record['group'] = $document->group_facet;
$record['society_id'] = $document->society_facet;
$record['language'] = $document->language_facet;
$record['type_of_license'] = $document->license_facet;
$record['subject'] = $document->subject_facet;
$record['keyword'] = $document->keyword_search;
$record['keyword_display'] = $document->keyword_display;
$record['handle'] = $document->handle;
$record['genre'] = $document->genre_facet[0];
if ( ! empty( (array) $document->notes ) ) {
$record['notes'] = implode( ' ', (array) $document->notes );