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			761 lines
		
	
	
		
			27 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			761 lines
		
	
	
		
			27 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
const Path = require('path')
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const fs = require('../libs/fsExtra')
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const filePerms = require('../utils/filePerms')
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const Logger = require('../Logger')
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const SocketAuthority = require('../SocketAuthority')
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const Library = require('../objects/Library')
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const libraryHelpers = require('../utils/libraryHelpers')
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const { sort, createNewSortInstance } = require('../libs/fastSort')
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const naturalSort = createNewSortInstance({
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  comparer: new Intl.Collator(undefined, { numeric: true, sensitivity: 'base' }).compare
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})
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class LibraryController {
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  constructor() { }
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  async create(req, res) {
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    const newLibraryPayload = {
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      ...req.body
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    }
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    if (!newLibraryPayload.name || !newLibraryPayload.folders || !newLibraryPayload.folders.length) {
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      return res.status(500).send('Invalid request')
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    }
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    // Validate folder paths exist or can be created & resolve rel paths
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    //   returns 400 if a folder fails to access
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    newLibraryPayload.folders = newLibraryPayload.folders.map(f => {
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      f.fullPath = Path.resolve(f.fullPath)
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      return f
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    })
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    for (const folder of newLibraryPayload.folders) {
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      try {
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        const direxists = await fs.pathExists(folder.fullPath)
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        if (!direxists) { // If folder does not exist try to make it and set file permissions/owner
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          await fs.mkdir(folder.fullPath)
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          await filePerms.setDefault(folder.fullPath)
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        }
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      } catch (error) {
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        Logger.error(`[LibraryController] Failed to ensure folder dir "${folder.fullPath}"`, error)
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        return res.status(400).send(`Invalid folder directory "${folder.fullPath}"`)
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      }
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    }
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    const library = new Library()
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    newLibraryPayload.displayOrder = this.db.libraries.length + 1
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    library.setData(newLibraryPayload)
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    await this.db.insertEntity('library', library)
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    // Only emit to users with access to library
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    const userFilter = (user) => {
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      return user.checkCanAccessLibrary && user.checkCanAccessLibrary(library.id)
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    }
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    SocketAuthority.emitter('library_added', library.toJSON(), userFilter)
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    // Add library watcher
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    this.watcher.addLibrary(library)
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    res.json(library)
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  }
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  findAll(req, res) {
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    const librariesAccessible = req.user.librariesAccessible || []
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    if (librariesAccessible && librariesAccessible.length) {
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      return res.json({
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        libraries: this.db.libraries.filter(lib => librariesAccessible.includes(lib.id)).map(lib => lib.toJSON())
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      })
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    }
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    res.json({
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      libraries: this.db.libraries.map(lib => lib.toJSON())
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    })
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  }
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  async findOne(req, res) {
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    const includeArray = (req.query.include || '').split(',')
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    if (includeArray.includes('filterdata')) {
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      return res.json({
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        filterdata: libraryHelpers.getDistinctFilterDataNew(req.libraryItems),
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        issues: req.libraryItems.filter(li => li.hasIssues).length,
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        numUserPlaylists: this.db.playlists.filter(p => p.userId === req.user.id && p.libraryId === req.library.id).length,
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        library: req.library
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      })
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    }
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    return res.json(req.library)
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  }
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  async update(req, res) {
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    const library = req.library
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    // Validate new folder paths exist or can be created & resolve rel paths
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    //   returns 400 if a new folder fails to access
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    if (req.body.folders) {
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      const newFolderPaths = []
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      req.body.folders = req.body.folders.map(f => {
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        if (!f.id) {
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          f.fullPath = Path.resolve(f.fullPath)
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          newFolderPaths.push(f.fullPath)
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        }
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        return f
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      })
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      for (const path of newFolderPaths) {
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        const pathExists = await fs.pathExists(path)
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        if (!pathExists) {
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          // Ensure dir will recursively create directories which might be preferred over mkdir
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          const success = await fs.ensureDir(path).then(() => true).catch((error) => {
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            Logger.error(`[LibraryController] Failed to ensure folder dir "${path}"`, error)
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            return false
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          })
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          if (!success) {
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            return res.status(400).send(`Invalid folder directory "${path}"`)
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          }
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          // Set permissions on newly created path
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          await filePerms.setDefault(path)
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        }
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      }
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    }
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    const hasUpdates = library.update(req.body)
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    // TODO: Should check if this is an update to folder paths or name only
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    if (hasUpdates) {
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      // Update watcher
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      this.watcher.updateLibrary(library)
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      // Update auto scan cron
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      this.cronManager.updateLibraryScanCron(library)
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      // Remove libraryItems no longer in library
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      const itemsToRemove = this.db.libraryItems.filter(li => li.libraryId === library.id && !library.checkFullPathInLibrary(li.path))
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      if (itemsToRemove.length) {
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        Logger.info(`[Scanner] Updating library, removing ${itemsToRemove.length} items`)
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        for (let i = 0; i < itemsToRemove.length; i++) {
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          await this.handleDeleteLibraryItem(itemsToRemove[i])
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        }
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      }
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      await this.db.updateEntity('library', library)
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      // Only emit to users with access to library
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      const userFilter = (user) => {
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        return user.checkCanAccessLibrary && user.checkCanAccessLibrary(library.id)
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      }
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      SocketAuthority.emitter('library_updated', library.toJSON(), userFilter)
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    }
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    return res.json(library.toJSON())
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  }
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  async delete(req, res) {
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    const library = req.library
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    // Remove library watcher
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    this.watcher.removeLibrary(library)
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    // Remove collections for library
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    const collections = this.db.collections.filter(c => c.libraryId === library.id)
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    for (const collection of collections) {
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      Logger.info(`[Server] deleting collection "${collection.name}" for library "${library.name}"`)
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      await this.db.removeEntity('collection', collection.id)
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    }
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    // Remove items in this library
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    const libraryItems = this.db.libraryItems.filter(li => li.libraryId === library.id)
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    Logger.info(`[Server] deleting library "${library.name}" with ${libraryItems.length} items"`)
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    for (let i = 0; i < libraryItems.length; i++) {
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      await this.handleDeleteLibraryItem(libraryItems[i])
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    }
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    const libraryJson = library.toJSON()
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    await this.db.removeEntity('library', library.id)
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    SocketAuthority.emitter('library_removed', libraryJson)
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    return res.json(libraryJson)
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  }
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  // api/libraries/:id/items
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  // TODO: Optimize this method, items are iterated through several times but can be combined
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  getLibraryItems(req, res) {
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    let libraryItems = req.libraryItems
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    const include = (req.query.include || '').split(',').map(v => v.trim().toLowerCase()).filter(v => !!v)
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    const payload = {
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      results: [],
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      total: libraryItems.length,
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      limit: req.query.limit && !isNaN(req.query.limit) ? Number(req.query.limit) : 0,
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      page: req.query.page && !isNaN(req.query.page) ? Number(req.query.page) : 0,
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      sortBy: req.query.sort,
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      sortDesc: req.query.desc === '1',
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      filterBy: req.query.filter,
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      mediaType: req.library.mediaType,
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      minified: req.query.minified === '1',
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      collapseseries: req.query.collapseseries === '1',
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      include: include.join(',')
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    }
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    const mediaIsBook = payload.mediaType === 'book'
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    // Step 1 - Filter the retrieved library items
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    let filterSeries = null
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    if (payload.filterBy) {
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      libraryItems = libraryHelpers.getFilteredLibraryItems(libraryItems, payload.filterBy, req.user, this.rssFeedManager.feedsArray)
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      payload.total = libraryItems.length
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      // Determining if we are filtering titles by a series, and if so, which series
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      filterSeries = (mediaIsBook && payload.filterBy.startsWith('series.')) ? libraryHelpers.decode(payload.filterBy.replace('series.', '')) : null
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      if (filterSeries === 'no-series') filterSeries = null
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    }
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    // Step 2 - If selected, collapse library items by the series they belong to.
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    // If also filtering by series, will not collapse the filtered series as this would lead
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    // to series having a collapsed series that is just that series.
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    if (payload.collapseseries) {
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      let collapsedItems = libraryHelpers.collapseBookSeries(libraryItems, this.db.series, filterSeries)
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      if (!(collapsedItems.length == 1 && collapsedItems[0].collapsedSeries)) {
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        libraryItems = collapsedItems
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        // Get accurate total entities
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        // let uniqueEntities = new Set()
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        // libraryItems.forEach((item) => {
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        //   if (item.collapsedSeries) {
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        //     item.collapsedSeries.books.forEach(book => uniqueEntities.add(book.id))
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        //   } else {
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        //     uniqueEntities.add(item.id)
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        //   }
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        // })
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        payload.total = libraryItems.length
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      }
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    }
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    // Step 3 - Sort the retrieved library items.
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    const sortArray = []
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    // When on the series page, sort by sequence only
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    if (payload.sortBy === 'book.volumeNumber') payload.sortBy = null // TODO: Remove temp fix after mobile release 0.9.60
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    if (filterSeries && !payload.sortBy) {
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      sortArray.push({ asc: (li) => li.media.metadata.getSeries(filterSeries).sequence })
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    }
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    if (payload.sortBy) {
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      // old sort key TODO: should be mutated in dbMigration
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      let sortKey = payload.sortBy
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      if (sortKey.startsWith('book.')) {
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        sortKey = sortKey.replace('book.', 'media.metadata.')
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      }
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      // Handle server setting sortingIgnorePrefix
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      const sortByTitle = sortKey === 'media.metadata.title'
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      if (sortByTitle && this.db.serverSettings.sortingIgnorePrefix) {
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        // BookMetadata.js has titleIgnorePrefix getter
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        sortKey += 'IgnorePrefix'
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      }
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      // If series are collapsed and not sorting by title or sequence, 
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      // sort all collapsed series to the end in alphabetical order
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      const sortBySequence = filterSeries && (sortKey === 'sequence')
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      if (payload.collapseseries && !(sortByTitle || sortBySequence)) {
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        sortArray.push({
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          asc: (li) => {
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            if (li.collapsedSeries) {
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              return this.db.serverSettings.sortingIgnorePrefix ?
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                li.collapsedSeries.nameIgnorePrefix :
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                li.collapsedSeries.name
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            } else {
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              return ''
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            }
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          }
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        })
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      }
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      // Sort series based on the sortBy attribute
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      const direction = payload.sortDesc ? 'desc' : 'asc'
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      sortArray.push({
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        [direction]: (li) => {
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          if (mediaIsBook && sortBySequence) {
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            return li.media.metadata.getSeries(filterSeries).sequence
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          } else if (mediaIsBook && sortByTitle && li.collapsedSeries) {
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            return this.db.serverSettings.sortingIgnorePrefix ?
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              li.collapsedSeries.nameIgnorePrefix :
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              li.collapsedSeries.name
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          } else {
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            // Supports dot notation strings i.e. "media.metadata.title"
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            return sortKey.split('.').reduce((a, b) => a[b], li)
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          }
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        }
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      })
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      // Secondary sort when sorting by book author use series sort title
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      if (mediaIsBook && payload.sortBy.includes('author')) {
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        sortArray.push({
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          asc: (li) => {
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            if (li.media.metadata.series && li.media.metadata.series.length) {
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              return li.media.metadata.getSeriesSortTitle(li.media.metadata.series[0])
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            }
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            return null
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          }
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        })
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      }
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    }
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    if (sortArray.length) {
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      libraryItems = naturalSort(libraryItems).by(sortArray)
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    }
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    // Step 3.5: Limit items
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    if (payload.limit) {
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      const startIndex = payload.page * payload.limit
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      libraryItems = libraryItems.slice(startIndex, startIndex + payload.limit)
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    }
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    // Step 4 - Transform the items to pass to the client side
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    payload.results = libraryItems.map(li => {
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      const json = payload.minified ? li.toJSONMinified() : li.toJSON()
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      if (li.collapsedSeries) {
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        json.collapsedSeries = {
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          id: li.collapsedSeries.id,
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          name: li.collapsedSeries.name,
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          nameIgnorePrefix: li.collapsedSeries.nameIgnorePrefix,
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          libraryItemIds: li.collapsedSeries.books.map(b => b.id),
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          numBooks: li.collapsedSeries.books.length
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        }
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        // If collapsing by series and filtering by a series, generate the list of sequences the collapsed
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        // series represents in the filtered series
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        if (filterSeries) {
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          json.collapsedSeries.seriesSequenceList =
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            naturalSort(li.collapsedSeries.books.filter(b => b.filterSeriesSequence).map(b => b.filterSeriesSequence)).asc()
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              .reduce((ranges, currentSequence) => {
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                let lastRange = ranges.at(-1)
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                let isNumber = /^(\d+|\d+\.\d*|\d*\.\d+)$/.test(currentSequence)
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                if (isNumber) currentSequence = parseFloat(currentSequence)
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                if (lastRange && isNumber && lastRange.isNumber && ((lastRange.end + 1) == currentSequence)) {
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                  lastRange.end = currentSequence
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                }
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                else {
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                  ranges.push({ start: currentSequence, end: currentSequence, isNumber: isNumber })
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                }
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                return ranges
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              }, [])
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              .map(r => r.start == r.end ? r.start : `${r.start}-${r.end}`)
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              .join(', ')
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        }
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      } else {
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        // add rssFeed object if "include=rssfeed" was put in query string (only for non-collapsed series)
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        if (include.includes('rssfeed')) {
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          const feedData = this.rssFeedManager.findFeedForEntityId(json.id)
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          json.rssFeed = feedData ? feedData.toJSONMinified() : null
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        }
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        if (filterSeries) {
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          // If filtering by series, make sure to include the series metadata
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          json.media.metadata.series = li.media.metadata.getSeries(filterSeries)
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        }
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      }
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      return json
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    })
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    res.json(payload)
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  }
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  async removeLibraryItemsWithIssues(req, res) {
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    const libraryItemsWithIssues = req.libraryItems.filter(li => li.hasIssues)
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    if (!libraryItemsWithIssues.length) {
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      Logger.warn(`[LibraryController] No library items have issues`)
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      return res.sendStatus(200)
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    }
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    Logger.info(`[LibraryController] Removing ${libraryItemsWithIssues.length} items with issues`)
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    for (const libraryItem of libraryItemsWithIssues) {
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      Logger.info(`[LibraryController] Removing library item "${libraryItem.media.metadata.title}"`)
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      await this.handleDeleteLibraryItem(libraryItem)
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    }
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    res.sendStatus(200)
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  }
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  // api/libraries/:id/series
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  async getAllSeriesForLibrary(req, res) {
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    const libraryItems = req.libraryItems
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    const include = (req.query.include || '').split(',').map(v => v.trim().toLowerCase()).filter(v => !!v)
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 | 
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    const payload = {
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      results: [],
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      total: 0,
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      limit: req.query.limit && !isNaN(req.query.limit) ? Number(req.query.limit) : 0,
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      page: req.query.page && !isNaN(req.query.page) ? Number(req.query.page) : 0,
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      sortBy: req.query.sort,
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      sortDesc: req.query.desc === '1',
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      filterBy: req.query.filter,
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      minified: req.query.minified === '1',
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      include: include.join(',')
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    }
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    let series = libraryHelpers.getSeriesFromBooks(libraryItems, this.db.series, null, payload.filterBy, req.user, payload.minified)
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    const direction = payload.sortDesc ? 'desc' : 'asc'
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    series = naturalSort(series).by([
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      {
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        [direction]: (se) => {
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						|
          if (payload.sortBy === 'numBooks') {
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            return se.books.length
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          } else if (payload.sortBy === 'totalDuration') {
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            return se.totalDuration
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          } else if (payload.sortBy === 'addedAt') {
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            return se.addedAt
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          } else { // sort by name
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            return this.db.serverSettings.sortingIgnorePrefix ? se.nameIgnorePrefixSort : se.name
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          }
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        }
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      }
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    ])
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    payload.total = series.length
 | 
						|
 | 
						|
    if (payload.limit) {
 | 
						|
      const startIndex = payload.page * payload.limit
 | 
						|
      series = series.slice(startIndex, startIndex + payload.limit)
 | 
						|
    }
 | 
						|
 | 
						|
    // add rssFeed when "include=rssfeed" is in query string
 | 
						|
    if (include.includes('rssfeed')) {
 | 
						|
      series = series.map((se) => {
 | 
						|
        const feedData = this.rssFeedManager.findFeedForEntityId(se.id)
 | 
						|
        se.rssFeed = feedData?.toJSONMinified() || null
 | 
						|
        return se
 | 
						|
      })
 | 
						|
    }
 | 
						|
 | 
						|
    payload.results = series
 | 
						|
    res.json(payload)
 | 
						|
  }
 | 
						|
 | 
						|
  // api/libraries/:id/collections
 | 
						|
  async getCollectionsForLibrary(req, res) {
 | 
						|
    const libraryItems = req.libraryItems
 | 
						|
 | 
						|
    const include = (req.query.include || '').split(',').map(v => v.trim().toLowerCase()).filter(v => !!v)
 | 
						|
 | 
						|
    const payload = {
 | 
						|
      results: [],
 | 
						|
      total: 0,
 | 
						|
      limit: req.query.limit && !isNaN(req.query.limit) ? Number(req.query.limit) : 0,
 | 
						|
      page: req.query.page && !isNaN(req.query.page) ? Number(req.query.page) : 0,
 | 
						|
      sortBy: req.query.sort,
 | 
						|
      sortDesc: req.query.desc === '1',
 | 
						|
      filterBy: req.query.filter,
 | 
						|
      minified: req.query.minified === '1',
 | 
						|
      include: include.join(',')
 | 
						|
    }
 | 
						|
 | 
						|
    let collections = this.db.collections.filter(c => c.libraryId === req.library.id).map(c => {
 | 
						|
      const expanded = c.toJSONExpanded(libraryItems, payload.minified)
 | 
						|
 | 
						|
      // If all books restricted to user in this collection then hide this collection
 | 
						|
      if (!expanded.books.length && c.books.length) return null
 | 
						|
 | 
						|
      if (include.includes('rssfeed')) {
 | 
						|
        const feedData = this.rssFeedManager.findFeedForEntityId(c.id)
 | 
						|
        expanded.rssFeed = feedData?.toJSONMinified() || null
 | 
						|
      }
 | 
						|
 | 
						|
      return expanded
 | 
						|
    }).filter(c => !!c)
 | 
						|
 | 
						|
    payload.total = collections.length
 | 
						|
 | 
						|
    if (payload.limit) {
 | 
						|
      const startIndex = payload.page * payload.limit
 | 
						|
      collections = collections.slice(startIndex, startIndex + payload.limit)
 | 
						|
    }
 | 
						|
 | 
						|
    payload.results = collections
 | 
						|
    res.json(payload)
 | 
						|
  }
 | 
						|
 | 
						|
  // api/libraries/:id/playlists
 | 
						|
  async getUserPlaylistsForLibrary(req, res) {
 | 
						|
    let playlistsForUser = this.db.playlists.filter(p => p.userId === req.user.id && p.libraryId === req.library.id).map(p => p.toJSONExpanded(this.db.libraryItems))
 | 
						|
 | 
						|
    const payload = {
 | 
						|
      results: [],
 | 
						|
      total: playlistsForUser.length,
 | 
						|
      limit: req.query.limit && !isNaN(req.query.limit) ? Number(req.query.limit) : 0,
 | 
						|
      page: req.query.page && !isNaN(req.query.page) ? Number(req.query.page) : 0
 | 
						|
    }
 | 
						|
 | 
						|
    if (payload.limit) {
 | 
						|
      const startIndex = payload.page * payload.limit
 | 
						|
      playlistsForUser = playlistsForUser.slice(startIndex, startIndex + payload.limit)
 | 
						|
    }
 | 
						|
 | 
						|
    payload.results = playlistsForUser
 | 
						|
    res.json(payload)
 | 
						|
  }
 | 
						|
 | 
						|
  // api/libraries/:id/albums
 | 
						|
  async getAlbumsForLibrary(req, res) {
 | 
						|
    if (!req.library.isMusic) {
 | 
						|
      return res.status(400).send('Invalid library media type')
 | 
						|
    }
 | 
						|
 | 
						|
    let libraryItems = this.db.libraryItems.filter(li => li.libraryId === req.library.id)
 | 
						|
    let albums = libraryHelpers.groupMusicLibraryItemsIntoAlbums(libraryItems)
 | 
						|
    albums = naturalSort(albums).asc(a => a.title) // Alphabetical by album title
 | 
						|
 | 
						|
    const payload = {
 | 
						|
      results: [],
 | 
						|
      total: albums.length,
 | 
						|
      limit: req.query.limit && !isNaN(req.query.limit) ? Number(req.query.limit) : 0,
 | 
						|
      page: req.query.page && !isNaN(req.query.page) ? Number(req.query.page) : 0
 | 
						|
    }
 | 
						|
 | 
						|
    if (payload.limit) {
 | 
						|
      const startIndex = payload.page * payload.limit
 | 
						|
      albums = albums.slice(startIndex, startIndex + payload.limit)
 | 
						|
    }
 | 
						|
 | 
						|
    payload.results = albums
 | 
						|
    res.json(payload)
 | 
						|
  }
 | 
						|
 | 
						|
  async getLibraryFilterData(req, res) {
 | 
						|
    res.json(libraryHelpers.getDistinctFilterDataNew(req.libraryItems))
 | 
						|
  }
 | 
						|
 | 
						|
  // api/libraries/:id/personalized
 | 
						|
  // New and improved personalized call only loops through library items once
 | 
						|
  async getLibraryUserPersonalizedOptimal(req, res) {
 | 
						|
    const mediaType = req.library.mediaType
 | 
						|
    const libraryItems = req.libraryItems
 | 
						|
    const limitPerShelf = req.query.limit && !isNaN(req.query.limit) ? Number(req.query.limit) || 10 : 10
 | 
						|
    const include = (req.query.include || '').split(',').map(v => v.trim().toLowerCase()).filter(v => !!v)
 | 
						|
 | 
						|
    const categories = libraryHelpers.buildPersonalizedShelves(this, req.user, libraryItems, mediaType, limitPerShelf, include)
 | 
						|
    res.json(categories)
 | 
						|
  }
 | 
						|
 | 
						|
  // PATCH: Change the order of libraries
 | 
						|
  async reorder(req, res) {
 | 
						|
    if (!req.user.isAdminOrUp) {
 | 
						|
      Logger.error('[LibraryController] ReorderLibraries invalid user', req.user)
 | 
						|
      return res.sendStatus(403)
 | 
						|
    }
 | 
						|
 | 
						|
    var orderdata = req.body
 | 
						|
    var hasUpdates = false
 | 
						|
    for (let i = 0; i < orderdata.length; i++) {
 | 
						|
      var library = this.db.libraries.find(lib => lib.id === orderdata[i].id)
 | 
						|
      if (!library) {
 | 
						|
        Logger.error(`[LibraryController] Invalid library not found in reorder ${orderdata[i].id}`)
 | 
						|
        return res.sendStatus(500)
 | 
						|
      }
 | 
						|
      if (library.update({ displayOrder: orderdata[i].newOrder })) {
 | 
						|
        hasUpdates = true
 | 
						|
        await this.db.updateEntity('library', library)
 | 
						|
      }
 | 
						|
    }
 | 
						|
 | 
						|
    if (hasUpdates) {
 | 
						|
      this.db.libraries.sort((a, b) => a.displayOrder - b.displayOrder)
 | 
						|
      Logger.debug(`[LibraryController] Updated library display orders`)
 | 
						|
    } else {
 | 
						|
      Logger.debug(`[LibraryController] Library orders were up to date`)
 | 
						|
    }
 | 
						|
 | 
						|
    res.json({
 | 
						|
      libraries: this.db.libraries.map(lib => lib.toJSON())
 | 
						|
    })
 | 
						|
  }
 | 
						|
 | 
						|
  // GET: Global library search
 | 
						|
  search(req, res) {
 | 
						|
    if (!req.query.q) {
 | 
						|
      return res.status(400).send('No query string')
 | 
						|
    }
 | 
						|
    const libraryItems = req.libraryItems
 | 
						|
    const maxResults = req.query.limit && !isNaN(req.query.limit) ? Number(req.query.limit) : 12
 | 
						|
 | 
						|
    const itemMatches = []
 | 
						|
    const authorMatches = {}
 | 
						|
    const seriesMatches = {}
 | 
						|
    const tagMatches = {}
 | 
						|
 | 
						|
    libraryItems.forEach((li) => {
 | 
						|
      const queryResult = li.searchQuery(req.query.q)
 | 
						|
      if (queryResult.matchKey) {
 | 
						|
        itemMatches.push({
 | 
						|
          libraryItem: li.toJSONExpanded(),
 | 
						|
          matchKey: queryResult.matchKey,
 | 
						|
          matchText: queryResult.matchText
 | 
						|
        })
 | 
						|
      }
 | 
						|
      if (queryResult.series && queryResult.series.length) {
 | 
						|
        queryResult.series.forEach((se) => {
 | 
						|
          if (!seriesMatches[se.id]) {
 | 
						|
            const _series = this.db.series.find(_se => _se.id === se.id)
 | 
						|
            if (_series) seriesMatches[se.id] = { series: _series.toJSON(), books: [li.toJSON()] }
 | 
						|
          } else {
 | 
						|
            seriesMatches[se.id].books.push(li.toJSON())
 | 
						|
          }
 | 
						|
        })
 | 
						|
      }
 | 
						|
      if (queryResult.authors && queryResult.authors.length) {
 | 
						|
        queryResult.authors.forEach((au) => {
 | 
						|
          if (!authorMatches[au.id]) {
 | 
						|
            const _author = this.db.authors.find(_au => _au.id === au.id)
 | 
						|
            if (_author) {
 | 
						|
              authorMatches[au.id] = _author.toJSON()
 | 
						|
              authorMatches[au.id].numBooks = 1
 | 
						|
            }
 | 
						|
          } else {
 | 
						|
            authorMatches[au.id].numBooks++
 | 
						|
          }
 | 
						|
        })
 | 
						|
      }
 | 
						|
      if (queryResult.tags && queryResult.tags.length) {
 | 
						|
        queryResult.tags.forEach((tag) => {
 | 
						|
          if (!tagMatches[tag]) {
 | 
						|
            tagMatches[tag] = { name: tag, books: [li.toJSON()] }
 | 
						|
          } else {
 | 
						|
            tagMatches[tag].books.push(li.toJSON())
 | 
						|
          }
 | 
						|
        })
 | 
						|
      }
 | 
						|
    })
 | 
						|
    const itemKey = req.library.mediaType
 | 
						|
    const results = {
 | 
						|
      [itemKey]: itemMatches.slice(0, maxResults),
 | 
						|
      tags: Object.values(tagMatches).slice(0, maxResults),
 | 
						|
      authors: Object.values(authorMatches).slice(0, maxResults),
 | 
						|
      series: Object.values(seriesMatches).slice(0, maxResults)
 | 
						|
    }
 | 
						|
    res.json(results)
 | 
						|
  }
 | 
						|
 | 
						|
  async stats(req, res) {
 | 
						|
    var libraryItems = req.libraryItems
 | 
						|
    var authorsWithCount = libraryHelpers.getAuthorsWithCount(libraryItems)
 | 
						|
    var genresWithCount = libraryHelpers.getGenresWithCount(libraryItems)
 | 
						|
    var durationStats = libraryHelpers.getItemDurationStats(libraryItems)
 | 
						|
    var sizeStats = libraryHelpers.getItemSizeStats(libraryItems)
 | 
						|
    var stats = {
 | 
						|
      totalItems: libraryItems.length,
 | 
						|
      totalAuthors: Object.keys(authorsWithCount).length,
 | 
						|
      totalGenres: Object.keys(genresWithCount).length,
 | 
						|
      totalDuration: durationStats.totalDuration,
 | 
						|
      longestItems: durationStats.longestItems,
 | 
						|
      numAudioTracks: durationStats.numAudioTracks,
 | 
						|
      totalSize: libraryHelpers.getLibraryItemsTotalSize(libraryItems),
 | 
						|
      largestItems: sizeStats.largestItems,
 | 
						|
      authorsWithCount,
 | 
						|
      genresWithCount
 | 
						|
    }
 | 
						|
    res.json(stats)
 | 
						|
  }
 | 
						|
 | 
						|
  async getAuthors(req, res) {
 | 
						|
    var libraryItems = req.libraryItems
 | 
						|
    var authors = {}
 | 
						|
    libraryItems.forEach((li) => {
 | 
						|
      if (li.media.metadata.authors && li.media.metadata.authors.length) {
 | 
						|
        li.media.metadata.authors.forEach((au) => {
 | 
						|
          if (!authors[au.id]) {
 | 
						|
            var _author = this.db.authors.find(_au => _au.id === au.id)
 | 
						|
            if (_author) {
 | 
						|
              authors[au.id] = _author.toJSON()
 | 
						|
              authors[au.id].numBooks = 1
 | 
						|
            }
 | 
						|
          } else {
 | 
						|
            authors[au.id].numBooks++
 | 
						|
          }
 | 
						|
        })
 | 
						|
      }
 | 
						|
    })
 | 
						|
 | 
						|
    res.json({
 | 
						|
      authors: naturalSort(Object.values(authors)).asc(au => au.name)
 | 
						|
    })
 | 
						|
  }
 | 
						|
 | 
						|
  async matchAll(req, res) {
 | 
						|
    if (!req.user.isAdminOrUp) {
 | 
						|
      Logger.error(`[LibraryController] Non-root user attempted to match library items`, req.user)
 | 
						|
      return res.sendStatus(403)
 | 
						|
    }
 | 
						|
    this.scanner.matchLibraryItems(req.library)
 | 
						|
    res.sendStatus(200)
 | 
						|
  }
 | 
						|
 | 
						|
  // POST: api/libraries/:id/scan
 | 
						|
  async scan(req, res) {
 | 
						|
    if (!req.user.isAdminOrUp) {
 | 
						|
      Logger.error(`[LibraryController] Non-root user attempted to scan library`, req.user)
 | 
						|
      return res.sendStatus(403)
 | 
						|
    }
 | 
						|
    const options = {
 | 
						|
      forceRescan: req.query.force == 1
 | 
						|
    }
 | 
						|
    res.sendStatus(200)
 | 
						|
    await this.scanner.scan(req.library, options)
 | 
						|
    Logger.info('[LibraryController] Scan complete')
 | 
						|
  }
 | 
						|
 | 
						|
  // GET: api/libraries/:id/recent-episode
 | 
						|
  async getRecentEpisodes(req, res) {
 | 
						|
    if (!req.library.isPodcast) {
 | 
						|
      return res.sendStatus(404)
 | 
						|
    }
 | 
						|
 | 
						|
    const payload = {
 | 
						|
      episodes: [],
 | 
						|
      total: 0,
 | 
						|
      limit: req.query.limit && !isNaN(req.query.limit) ? Number(req.query.limit) : 0,
 | 
						|
      page: req.query.page && !isNaN(req.query.page) ? Number(req.query.page) : 0,
 | 
						|
    }
 | 
						|
 | 
						|
    var allUnfinishedEpisodes = []
 | 
						|
    for (const libraryItem of req.libraryItems) {
 | 
						|
      const unfinishedEpisodes = libraryItem.media.episodes.filter(ep => {
 | 
						|
        const userProgress = req.user.getMediaProgress(libraryItem.id, ep.id)
 | 
						|
        return !userProgress || !userProgress.isFinished
 | 
						|
      }).map(_ep => {
 | 
						|
        const ep = _ep.toJSONExpanded()
 | 
						|
        ep.podcast = libraryItem.media.toJSONMinified()
 | 
						|
        ep.libraryItemId = libraryItem.id
 | 
						|
        ep.libraryId = libraryItem.libraryId
 | 
						|
        return ep
 | 
						|
      })
 | 
						|
      allUnfinishedEpisodes.push(...unfinishedEpisodes)
 | 
						|
    }
 | 
						|
 | 
						|
    payload.total = allUnfinishedEpisodes.length
 | 
						|
 | 
						|
    allUnfinishedEpisodes = sort(allUnfinishedEpisodes).desc(ep => ep.publishedAt)
 | 
						|
 | 
						|
    if (payload.limit) {
 | 
						|
      var startIndex = payload.page * payload.limit
 | 
						|
      allUnfinishedEpisodes = allUnfinishedEpisodes.slice(startIndex, startIndex + payload.limit)
 | 
						|
    }
 | 
						|
    payload.episodes = allUnfinishedEpisodes
 | 
						|
    res.json(payload)
 | 
						|
  }
 | 
						|
 | 
						|
  middleware(req, res, next) {
 | 
						|
    if (!req.user.checkCanAccessLibrary(req.params.id)) {
 | 
						|
      Logger.warn(`[LibraryController] Library ${req.params.id} not accessible to user ${req.user.username}`)
 | 
						|
      return res.sendStatus(404)
 | 
						|
    }
 | 
						|
 | 
						|
    var library = this.db.libraries.find(lib => lib.id === req.params.id)
 | 
						|
    if (!library) {
 | 
						|
      return res.status(404).send('Library not found')
 | 
						|
    }
 | 
						|
    req.library = library
 | 
						|
    req.libraryItems = this.db.libraryItems.filter(li => {
 | 
						|
      return li.libraryId === library.id && req.user.checkCanAccessLibraryItem(li)
 | 
						|
    })
 | 
						|
    next()
 | 
						|
  }
 | 
						|
}
 | 
						|
module.exports = new LibraryController()
 |