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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,75 @@ | ||
| /** | ||
| * This class wraps request params to ease interpretting the query | ||
| **/ | ||
|
|
||
| // Build regex pattern for matching a phrase fully enclosed in quotes (or smart quotes): | ||
| const QUOTE_CHARS = '"\u201C\u201D\u201E\u201F\u2033\u2036' | ||
| const IN_QUOTES_PATTERN = new RegExp(`^[${QUOTE_CHARS}][^${QUOTE_CHARS}]+[${QUOTE_CHARS}]$`) | ||
|
|
||
| class ApiRequest { | ||
| static ADVANCED_SEARCH_PARAMS = ['title', 'subject', 'contributor'] | ||
| static IDENTIFIER_NUMBER_PARAMS = ['isbn', 'issn', 'lccn', 'oclc'] | ||
|
|
||
| constructor (params) { | ||
| this.params = params | ||
|
|
||
| // Make some substitutions for folks querying with "date:1997", etc | ||
| if (this.params.q) { | ||
| this.params.q = this.params.q | ||
| .replace(/date:/g, 'dateStartYear:') | ||
| .replace(/location:/g, 'locations:') | ||
| .replace(/subject:/g, 'subjectLiteral:') | ||
| } | ||
| } | ||
|
|
||
| /** | ||
| * Get array of params in the query that are also valid search-scopes: | ||
| */ | ||
| advancedSearchParamsThatAreAlsoScopes () { | ||
| // Return search params that are also valid search_scope values | ||
| return ApiRequest.ADVANCED_SEARCH_PARAMS | ||
| .filter((key) => this.params[key]) | ||
| } | ||
|
|
||
| hasKeyword () { | ||
| return !!this.params.q | ||
| } | ||
|
|
||
| hasSearch () { | ||
| return this.hasKeyword() || this.advancedSearchParamsThatAreAlsoScopes().length > 0 | ||
| } | ||
|
|
||
| /** | ||
| * Returns true if search_scope matches one of the named scopes | ||
| **/ | ||
| hasScope (scopes) { | ||
| return scopes.includes(this.params.search_scope) | ||
| } | ||
|
|
||
| /** | ||
| * Returns true if query is fully wrapped in quotes (or smart quotes) | ||
| **/ | ||
| queryIsFullyQuoted () { | ||
| return IN_QUOTES_PATTERN.test(this.params.q) | ||
| } | ||
|
|
||
| /** | ||
| * Get keyword query without surrounding quotes (if fully quoted) | ||
| **/ | ||
| querySansQuotes () { | ||
| return this.queryIsFullyQuoted() | ||
| ? this.params.q.substring(1, this.params.q.length - 1) | ||
| : this.params.q | ||
| } | ||
|
|
||
| hasIdentifierNumberParam () { | ||
| return Object.keys(this.params) | ||
| .some((userParam) => ApiRequest.IDENTIFIER_NUMBER_PARAMS.includes(userParam)) | ||
| } | ||
|
|
||
| static fromParams (params) { | ||
| return new ApiRequest(params) | ||
| } | ||
| } | ||
|
|
||
| module.exports = ApiRequest |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,103 @@ | ||
| // Configure search scopes: | ||
| const SEARCH_SCOPES = { | ||
| all: { | ||
| fields: [ | ||
| 'title^5', | ||
| 'title.folded^2', | ||
| 'description.folded', | ||
| 'subjectLiteral^2', | ||
| 'subjectLiteral.folded', | ||
| 'creatorLiteral^2', | ||
| 'creatorLiteral.folded', | ||
| 'contributorLiteral.folded', | ||
| 'note.label.folded', | ||
| 'publisherLiteral.folded', | ||
| 'seriesStatement.folded', | ||
| 'titleAlt.folded', | ||
| 'titleDisplay.folded', | ||
| 'contentsTitle.folded', | ||
| 'donor.folded', | ||
| 'parallelTitle.folded^5', | ||
| 'parallelTitleDisplay.folded', | ||
| 'parallelTitleAlt.folded', | ||
| 'parallelSeriesStatement.folded', | ||
| 'parallelCreatorLiteral.folded', | ||
| 'parallelPublisher', | ||
| 'uniformTitle.folded', | ||
| 'parallelUniformTitle', | ||
| 'formerTitle', | ||
| 'addedAuthorTitle', | ||
| 'placeOfPublication', | ||
| { field: 'items.idBarcode', on: (q) => /\d{6,}/.test(q) }, | ||
| // Try to detect shelfmark searches (e.g. JFD 16-5143) | ||
| { field: 'items.shelfMark', on: (q) => /^[A-Z]{1,3} \d{2,}/.test(q) } | ||
| ] | ||
| }, | ||
| title: { | ||
| fields: [ | ||
| 'title^5', | ||
| 'title.folded^2', | ||
| 'titleAlt.folded', | ||
| 'uniformTitle.folded', | ||
| 'titleDisplay.folded', | ||
| 'seriesStatement.folded', | ||
| 'contentsTitle.folded', | ||
| 'donor.folded', | ||
| 'parallelTitle.folded^5', | ||
| 'parallelTitleDisplay.folded', | ||
| 'parallelSeriesStatement.folded', | ||
| 'parallelTitleAlt.folded', | ||
| 'parallelCreatorLiteral.folded', | ||
| 'parallelUniformTitle', | ||
| 'formerTitle', | ||
| 'addedAuthorTitle' | ||
| ] | ||
| }, | ||
| contributor: { | ||
| fields: ['creatorLiteral^4', 'creatorLiteral.folded^2', 'contributorLiteral.folded', 'parallelCreatorLiteral.folded', 'parallelContributorLiteral.folded'] | ||
| }, | ||
| subject: { | ||
| fields: ['subjectLiteral^2', 'subjectLiteral.folded', 'parallelSubjectLiteral.folded'] | ||
| }, | ||
| series: { | ||
| fields: ['seriesStatement.folded'] | ||
| }, | ||
| journal_title: { | ||
| fields: null | ||
| }, | ||
| callnumber: { | ||
| // We do custom field matching for this search-scope | ||
| }, | ||
| standard_number: { | ||
| // We do custom field matching for this search-scope | ||
| } | ||
| } | ||
|
|
||
| const FILTER_CONFIG = { | ||
| owner: { operator: 'match', field: 'items.owner_packed', repeatable: true, path: 'items' }, | ||
| subjectLiteral: { operator: 'match', field: 'subjectLiteral_exploded', repeatable: true }, | ||
| holdingLocation: { operator: 'match', field: 'items.holdingLocation_packed', repeatable: true, path: 'items' }, | ||
| buildingLocation: { operator: 'match', field: 'buildingLocationIds', repeatable: true }, | ||
| language: { operator: 'match', field: 'language_packed', repeatable: true }, | ||
| materialType: { operator: 'match', field: 'materialType_packed', repeatable: true }, | ||
| mediaType: { operator: 'match', field: 'mediaType_packed', repeatable: true }, | ||
| carrierType: { operator: 'match', field: 'carrierType_packed', repeatable: true }, | ||
| publisher: { operator: 'match', field: 'publisherLiteral.raw', repeatable: true }, | ||
| contributorLiteral: { operator: 'match', field: 'contributorLiteral.raw', repeatable: true }, | ||
| creatorLiteral: { operator: 'match', field: 'creatorLiteral.raw', repeatable: true }, | ||
| issuance: { operator: 'match', field: 'issuance_packed', repeatable: true }, | ||
| createdYear: { operator: 'match', field: 'createdYear', repeatable: true }, | ||
| dateAfter: { | ||
| operator: 'custom', | ||
| type: 'int' | ||
| }, | ||
| dateBefore: { | ||
| operator: 'custom', | ||
| type: 'int' | ||
| } | ||
| } | ||
|
|
||
| module.exports = { | ||
| SEARCH_SCOPES, | ||
| FILTER_CONFIG | ||
| } |
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