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@ -1,26 +1,31 @@
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const _ = require('lodash')
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const tsquery = require('pg-tsquery')()
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module.exports = {
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activate() {
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async activate() {
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// not used
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},
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deactivate() {
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async deactivate() {
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// not used
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},
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/**
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* INIT
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*/
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init() {
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// not used
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},
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/**
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* SUGGEST
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*
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* @param {String} q Query
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* @param {Object} opts Additional options
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*/
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async suggest(q, opts) {
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async init() {
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// -> Create Index
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const indexExists = await WIKI.models.knex.schema.hasTable('pagesVector')
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if (!indexExists) {
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await WIKI.models.knex.schema.createTable('pagesVector', table => {
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table.increments()
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table.string('path')
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table.string('locale')
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table.string('title')
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table.string('description')
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table.specificType('titleTk', 'TSVECTOR')
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table.specificType('descriptionTk', 'TSVECTOR')
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table.specificType('contentTk', 'TSVECTOR')
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})
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}
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},
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/**
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* QUERY
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@ -29,6 +34,21 @@ module.exports = {
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* @param {Object} opts Additional options
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*/
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async query(q, opts) {
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try {
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const results = await WIKI.models.knex.raw(`
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SELECT id, path, locale, title, description
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FROM "pagesVector", to_tsquery(?) query
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WHERE (query @@ "titleTk") OR (query @@ "descriptionTk") OR (query @@ "contentTk")
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`, [tsquery(q)])
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return {
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results: results.rows,
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suggestions: [],
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totalHits: results.rows.length
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}
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} catch (err) {
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WIKI.logger.warn('Search Engine Error:')
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WIKI.logger.warn(err)
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}
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},
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/**
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@ -37,7 +57,11 @@ module.exports = {
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* @param {Object} page Page to create
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*/
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async created(page) {
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// not used
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await WIKI.models.knex.raw(`
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INSERT INTO "pagesVector" (path, locale, title, description, "titleTk", "descriptionTk", "contentTk") VALUES (
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'?', '?', '?', '?', to_tsvector('?'), to_tsvector('?'), to_tsvector('?')
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)
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`, [page.path, page.locale, page.title, page.description, page.title, page.description, page.content])
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},
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/**
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* UPDATE
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@ -45,7 +69,15 @@ module.exports = {
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* @param {Object} page Page to update
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*/
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async updated(page) {
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// not used
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await WIKI.models.knex.raw(`
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UPDATE "pagesVector" SET
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title = '?',
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description = '?',
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"titleTk" = to_tsvector('?'),
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"descriptionTk" = to_tsvector('?'),
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"contentTk" = to_tsvector('?')
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WHERE path = '?' AND locale = '?' LIMIT 1
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`, [page.title, page.description, page.title, page.description, page.content, page.path, page.locale])
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},
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/**
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* DELETE
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@ -53,7 +85,10 @@ module.exports = {
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* @param {Object} page Page to delete
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*/
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async deleted(page) {
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// not used
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await WIKI.models.knex('pagesVector').where({
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locale: page.locale,
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path: page.path
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}).del().limit(1)
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},
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/**
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* RENAME
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@ -61,12 +96,23 @@ module.exports = {
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* @param {Object} page Page to rename
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*/
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async renamed(page) {
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// not used
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await WIKI.models.knex('pagesVector').where({
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locale: page.locale,
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path: page.sourcePath
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}).update({
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locale: page.locale,
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path: page.destinationPath
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}).limit(1)
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},
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/**
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* REBUILD INDEX
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*/
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async rebuild() {
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// not used
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await WIKI.models.knex('pagesVector').truncate()
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await WIKI.models.knex.raw(`
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INSERT INTO "pagesVector" (path, locale, title, description, "titleTk", "descriptionTk", "contentTk")
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SELECT path, "localeCode" AS locale, title, description, to_tsvector(title) AS "titleTk", to_tsvector(description) AS "descriptionTk", to_tsvector(content) AS "contentTk"
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FROM "pages"
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WHERE pages."isPublished" AND NOT pages."isPrivate"`)
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}
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}
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Nick
6 years ago
