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Base class for search enhancement scripts
此脚本不应直接安装，它是一个供其他脚本使用的外部库。如果您需要使用该库，请在脚本元属性加入：// @require https://update.sleazyfork.org/scripts/416105/1478692/Brazen%20Base%20Search%20Enhancer.js
// ==UserScript==
// @name Brazen Base Search Enhancer
// @namespace brazenvoid
// @version 6.6.0
// @author brazenvoid
// @license GPL-3.0-only
// @description Base class for search enhancement scripts
// ==/UserScript==
const ICON_RECYCLE = '♻'
// Preset filter configuration keys
const CONFIG_PAGINATOR_LIMIT = 'Pagination Limit'
const CONFIG_PAGINATOR_THRESHOLD = 'Pagination Threshold'
const FILTER_DURATION_RANGE = 'Duration'
const FILTER_PERCENTAGE_RATING_RANGE = 'Rating'
const FILTER_SUBSCRIBED_VIDEOS = 'Hide Subscribed Videos'
const FILTER_TAG_BLACKLIST = 'Tag Blacklist'
const FILTER_TEXT_BLACKLIST = 'Blacklist'
const FILTER_TEXT_SEARCH = 'Search'
const FILTER_TEXT_SANITIZATION = 'Text Sanitization Rules'
const FILTER_TEXT_WHITELIST = 'Whitelist'
const FILTER_UNRATED = 'Unrated'
const STORE_SUBSCRIPTIONS = 'Account Subscriptions'
// Item preset attributes
const ITEM_NAME = 'name'
const ITEM_PROCESSED_ONCE = 'processedOnce'
// Configuration
const OPTION_ENABLE_TEXT_BLACKLIST = 'Enable Text Blacklist'
const OPTION_ENABLE_TAG_BLACKLIST = 'Enable Tag Blacklist'
const OPTION_ALWAYS_SHOW_SETTINGS_PANE = 'Always Show Settings Pane'
const OPTION_DISABLE_COMPLIANCE_VALIDATION = 'Disable All Filters'
class BrazenBaseSearchEnhancer
{
/**
* @typedef {{configKey: string, validate: SearchEnhancerFilterValidationCallback, comply: SearchEnhancerFilterComplianceCallback}} ComplianceFilter
*/
/**
* @typedef {{isUserLoggedIn: boolean, itemDeepAnalysisSelector: JQuery.Selector, itemListSelectors: JQuery.Selector, itemLinkSelector: JQuery.Selector,
* itemNameSelector: JQuery.Selector, itemSelectors: JQuery.Selector, itemSelectionMethod: string, requestDelay: number, scriptPrefix: string,
* tagSelectorGenerator?: SearchEnhancerTagSelectorGeneratorCallback|null}} Configuration
*/
/**
* @callback SearchEnhancerFilterValidationCallback
* @param {*} configValues
* @return boolean
*/
/**
* @callback SearchEnhancerFilterComplianceCallback
* @param {JQuery} item
* @param {*} configValues
* @return {*}
*/
/**
* @callback SubscriptionsFilterExclusionsCallback
* @return {boolean}
*/
/**
* @callback SubscriptionsFilterUsernameCallback
* @param {JQuery} item
* @return {boolean|string}
*/
/**
* @callback SearchEnhancerTagsExtractionCallback
* @param {JQuery} item
* @return {string[]}
*/
/**
* @callback SearchEnhancerTagSelectorGeneratorCallback
* @param {string} tag
* @return {string}
*/
/**
* @param {Configuration} configuration
*/
constructor(configuration)
{
/**
* Array of item compliance filters ordered in intended sequence of execution
* @type {ComplianceFilter[]}
* @private
*/
this._complianceFilters = []
/**
* Pagination manager
* @type BrazenPaginator|null
* @protected
*/
this._paginator = null
/**
* @type {Configuration}
* @protected
*/
this._config = configuration
/**
* @type {BrazenItemAttributesResolver}
* @protected
*/
this._itemAttributesResolver = new BrazenItemAttributesResolver({
itemDeepAnalysisSelector: this._config.itemDeepAnalysisSelector,
itemLinkSelector: this._config.itemLinkSelector,
requestDelay: this._config.requestDelay,
onDeepAttributesResolution: (item) => {
this._complyItem(item)
Utilities.processEventHandlerQueue(this._onAfterComplianceRun)
},
})
/**
* @type {SearchEnhancerTagSelectorGeneratorCallback|null}
* @private
*/
this._tagSelectorGenerator = configuration.tagSelectorGenerator
/**
* @type {boolean}
* @private
*/
this._sanitizationEnabled = false
/**
* @type {StatisticsRecorder}
* @protected
*/
this._statistics = new StatisticsRecorder(this._config.scriptPrefix)
/**
* @type {BrazenSubscriptionsLoader|null}
* @protected
*/
this._subscriptionsLoader = null
/**
* @type {JQuery<HTMLElement> | jQuery | HTMLElement}
* @protected
*/
this._syncConfigButton = $('<button id="brazen-sync-config-btn" style="position: fixed"></button>').
text(ICON_RECYCLE).
hide().
appendTo($('body')).
on('click', () => {
this._onResetSettings()
this._syncConfigButton.hide()
})
/**
* @type {BrazenUIGenerator}
* @protected
*/
this._uiGen = new BrazenUIGenerator(this._config.scriptPrefix)
/**
* Local storage store with defaults
* @type {BrazenConfigurationManager}
* @protected
*/
this._configurationManager = BrazenConfigurationManager.create(this._uiGen).
onExternalConfigurationChange(() => this._validateCompliance()).
addFlagField(OPTION_DISABLE_COMPLIANCE_VALIDATION, 'Disables all search filters.').
addFlagField(OPTION_ALWAYS_SHOW_SETTINGS_PANE, 'Always show configuration interface.')
// Events
/**
* Operations to perform after script initialization
* @type {function[]}
* @protected
*/
this._onAfterInitialization = []
/**
* Operations to perform after a complete compliance run
* @type {function[]}
* @protected
*/
this._onAfterComplianceRun = []
/**
* Operations to perform after UI generation
* @type {function[]}
* @protected
*/
this._onAfterUIBuild = []
/**
* Operations to perform before compliance validation. This callback can also be used to skip compliance validation by returning false.
* @type {function[]}
* @protected
*/
this._onBeforeCompliance = []
/**
* Operations to perform before UI generation
* @type {function[]}
* @protected
*/
this._onBeforeUIBuild = []
/**
* Operations to perform after compliance checks, the first time item is retrieved
* @type {function(JQuery)[]}
* @protected
*/
this._onFirstHitAfterCompliance = []
/**
* Operations to perform before compliance checks, the first time item is retrieved
* @type {function(JQuery)[]}
* @protected
*/
this._onFirstHitBeforeCompliance = []
/**
* Logic to hide a non-compliant item
* @type {Function}
* @param {JQuery} item
* @protected
*/
this._onItemHide = (item) => {
item.addClass('noncompliant-item')
item.hide()
}
/**
* Logic to show compliant item
* @type {Function[]}
* @param {JQuery} item
* @protected
*/
this._onItemShow = [(item) => {
item.removeClass('noncompliant-item')
item.show()
}]
/**
* Validate initiating initialization.
* Can be used to stop script init on specific pages or vice versa
* @type {Function}
* @protected
*/
this._onValidateInit = () => true
/**
* Must return the generated settings section node
* @type {JQuery[]}
* @protected
*/
this._userInterface = []
}
/**
* @param {string} helpText
* @protected
*/
_addItemBlacklistFilter(helpText)
{
this._configurationManager.addFlagField(OPTION_ENABLE_TEXT_BLACKLIST, 'Applies the blacklist.').addRulesetField(
FILTER_TEXT_BLACKLIST,
5,
helpText,
null,
null,
(rules) => Utilities.buildWholeWordMatchingRegex(rules) ?? '',
)
this._addItemComplexComplianceFilter(
FILTER_TEXT_BLACKLIST,
(rules) => this._getConfig(OPTION_ENABLE_TEXT_BLACKLIST) && rules.length,
(item, value) => this._get(item, ITEM_NAME)?.match(value) === null,
)
}
/**
* @param {string} configKey
* @param {SearchEnhancerFilterValidationCallback|null} validationCallback
* @param {SearchEnhancerFilterComplianceCallback|null|string} complianceCallback
* @protected
*/
_addItemComplexComplianceFilter(configKey, validationCallback, complianceCallback)
{
this._addItemComplianceFilter(configKey, complianceCallback, validationCallback)
}
/**
* @param {string} configKey
* @param {SearchEnhancerFilterComplianceCallback|null|string} action
* @param {SearchEnhancerFilterValidationCallback|null} validationCallback
* @protected
*/
_addItemComplianceFilter(configKey, action = null, validationCallback = null)
{
let configType = this._configurationManager.getField(configKey).type
if (action === null) {
action = configKey
}
if (typeof action === 'string') {
let attributeName = action
switch (configType) {
case CONFIG_TYPE_CHECKBOXES_GROUP:
action = (item, values) => {
let attribute = this._get(item, attributeName)
return attribute && values.length ? values.includes(attribute) : true
}
break
case CONFIG_TYPE_FLAG:
action = (item) => {
let attribute = this._get(item, attributeName)
return attribute !== null ? attribute : true
}
break
case CONFIG_TYPE_RADIOS_GROUP:
action = (item, value) => {
let attribute = this._get(item, attributeName)
return attribute ? value === attribute : true
}
break
case CONFIG_TYPE_RANGE:
action = (item, range) => {
let attribute = this._get(item, attributeName)
return attribute ? Validator.isInRange(this._get(item, attributeName), range.minimum, range.maximum) : true
}
break
default:
throw new Error('Associated config type requires explicit action callback definition.')
}
}
if (validationCallback === null) {
validationCallback = this._configurationManager.generateValidationCallback(configKey)
}
this._complianceFilters.push({
configKey: configKey,
validate: validationCallback,
comply: action,
})
}
/**
* @param {JQuery.Selector|Function} durationNodeSelector
* @param {string|null} helpText
* @protected
*/
_addItemDurationRangeFilter(durationNodeSelector, helpText = null)
{
this._configurationManager.addRangeField(FILTER_DURATION_RANGE, 0, 100000, helpText ?? 'Filter items by duration.')
this._itemAttributesResolver.addAttribute(FILTER_DURATION_RANGE, (item) => {
let duration
if (typeof durationNodeSelector !== 'function') {
let durationNode = item.find(durationNodeSelector)
if (durationNode.length) {
duration = durationNode.text().trim()
} else {
return null
}
} else {
duration = durationNodeSelector(item)
}
duration = duration.split(':')
duration = (parseInt(duration[0]) * 60) + parseInt(duration[1])
return duration === 0 ? null : duration
})
this._addItemComplianceFilter(FILTER_DURATION_RANGE)
}
/**
* @param {JQuery.Selector} ratingNodeSelector
* @param {string|null} helpText
* @param {string|null} unratedHelpText
* @protected
*/
_addItemPercentageRatingRangeFilter(ratingNodeSelector, helpText = null, unratedHelpText = null)
{
this._configurationManager.addRangeField(FILTER_PERCENTAGE_RATING_RANGE, 0, 100000,
helpText ?? 'Filter items by percentage rating.').addFlagField(
FILTER_UNRATED, unratedHelpText ?? 'Hide items with zero or no rating.')
this._itemAttributesResolver.addAttribute(FILTER_PERCENTAGE_RATING_RANGE, (item) => {
let rating = item.find(ratingNodeSelector)
return rating.length === 0 ? null : parseInt(rating.text().replace('%', ''))
})
this._addItemComplianceFilter(FILTER_PERCENTAGE_RATING_RANGE, (item, range) => {
let rating = this._get(item, FILTER_PERCENTAGE_RATING_RANGE)
return rating ? Validator.isInRange(rating, range.minimum, range.maximum) : !this._getConfig(FILTER_UNRATED)
})
}
/**
* @param {string} key
* @param {boolean} deepAttribute
* @param {boolean} saveSelectors
* @param {SearchEnhancerTagsExtractionCallback} callback
* @protected
*/
_addItemTagAttribute(key, deepAttribute, saveSelectors, callback)
{
let tagsToSelectorsMapper = (item) => {
if (saveSelectors) {
let tagSelectors = ''
for (let tag of callback(item)) {
tagSelectors += this._tagSelectorGenerator(tag)
}
return tagSelectors
}
let tags = []
for (let tag of callback(item)) {
tags.push(tag)
}
return tags
}
if (deepAttribute) {
this._itemAttributesResolver.addDeepAttribute(key, tagsToSelectorsMapper)
} else {
this._itemAttributesResolver.addAttribute(key, tagsToSelectorsMapper)
}
}
/**
* @param {string|null} attribute
* @param {boolean} useSelectors
* @param {int} rows
* @param {string|null} helpText
* @protected
*/
_addItemTagBlacklistFilter(attribute, useSelectors, rows = 5, helpText = null)
{
if (helpText === null) {
helpText = 'Specify the tags blacklist with one rule on each line. "&" "|" can be used.'
}
this._configurationManager.addFlagField(OPTION_ENABLE_TAG_BLACKLIST, 'Applies the blacklist.')
this._addTagRulesetField(FILTER_TAG_BLACKLIST, useSelectors, rows, helpText)
this._addItemComplexComplianceFilter(
FILTER_TAG_BLACKLIST,
(rules) => this._getConfig(OPTION_ENABLE_TAG_BLACKLIST) && rules.length,
(item, blacklistRuleset) => {
let isBlacklisted
let itemTags = this._get(item, attribute)
if (itemTags !== null && itemTags.length) {
for (let rule of blacklistRuleset) {
isBlacklisted = true
for (let tag of rule) {
if (!itemTags.includes(tag)) {
isBlacklisted = false
break
}
}
if (isBlacklisted) {
return false
}
}
}
return true
},
)
}
/**
* @param {string} configKey
* @param {JQuery|null} otherTagSectionsSelector
* @param {string} styleClass
* @param {int} rows
* @param {string} helpText
* @param {string} otherHighlightClasses
* @protected
*/
_addItemTagHighlights(
configKey,
otherTagSectionsSelector,
styleClass,
helpText,
rows = 5,
otherHighlightClasses = '',
)
{
this._addTagRulesetField(configKey, true, rows, helpText)
let highlightsHandler = (section) => {
let ruleApplies
for (let rule of this._configurationManager.getField(configKey).optimized) {
ruleApplies = true
for (let tagSelector of rule) {
if (section.find(tagSelector).length === 0) {
ruleApplies = false
break
}
}
if (ruleApplies) {
section.find(rule.join(', ')).
removeClass(otherHighlightClasses + ' ' + styleClass).
addClass(styleClass)
}
}
}
if (otherTagSectionsSelector !== null && otherTagSectionsSelector.length > 0) {
this._onBeforeUIBuild.push(() => highlightsHandler(otherTagSectionsSelector))
}
this._onItemShow.push((item) => highlightsHandler(item))
}
/**
* @param {string} helpText
* @protected
*/
_addItemTextSanitizationFilter(helpText)
{
this._sanitizationEnabled = true
this._configurationManager.addRulesetField(FILTER_TEXT_SANITIZATION, 2, helpText, (rules) => {
let sanitizationRules = {}, fragments, validatedTargetWords
for (let sanitizationRule of rules) {
if (sanitizationRule.includes('=')) {
fragments = sanitizationRule.split('=')
if (fragments[0] === '') {
fragments[0] = ' '
}
validatedTargetWords = Utilities.trimAndKeepNonEmptyStrings(fragments[1].split(','))
if (validatedTargetWords.length) {
sanitizationRules[fragments[0]] = validatedTargetWords
}
}
}
return sanitizationRules
}, (rules) => {
let sanitizationRulesText = []
for (let substitute in rules) {
sanitizationRulesText.push(substitute + '=' + rules[substitute].join(','))
}
return sanitizationRulesText
}, (rules) => {
let optimizedRules = {}
for (const substitute in rules) {
optimizedRules[substitute] = Utilities.buildWholeWordMatchingRegex(rules[substitute])
}
return optimizedRules
})
}
/**
* @param {string|null} helpText
* @protected
*/
_addItemTextSearchFilter(helpText = null)
{
this._configurationManager.addTextField(FILTER_TEXT_SEARCH,
helpText ?? 'Show videos with these comma separated words in their names.')
this._addItemComplianceFilter(FILTER_TEXT_SEARCH, (item, value) => this._get(item, ITEM_NAME).includes(value))
}
/**
* @param {string} helpText
* @protected
*/
_addItemWhitelistFilter(helpText)
{
this._configurationManager.addRulesetField(
FILTER_TEXT_WHITELIST, 5, helpText, null, null, (rules) => Utilities.buildWholeWordMatchingRegex(rules))
}
/**
* @param {SubscriptionsFilterExclusionsCallback} exclusionsCallback Add page exclusions here
* @param {SubscriptionsFilterUsernameCallback} getItemUsername Return username of the item or return false to skip
* @protected
*/
_addSubscriptionsFilter(exclusionsCallback, getItemUsername)
{
this._configurationManager.addFlagField(FILTER_SUBSCRIBED_VIDEOS, 'Hide videos from subscribed channels.').
addTextField(STORE_SUBSCRIPTIONS, 'Recorded subscription accounts.')
this._addItemComplexComplianceFilter(
FILTER_SUBSCRIBED_VIDEOS,
(value) => value && this._config.isUserLoggedIn && exclusionsCallback(),
(item) => {
let username = getItemUsername(item)
if (username === false) {
return true
}
return !(new RegExp('"([^"]*' + username + '[^"]*)"')).test(this._getConfig(STORE_SUBSCRIPTIONS))
})
}
/**
* @param {string} key
* @param {boolean} useSelectors
* @param {number} rows
* @param {string|null} helpText
* @return {BrazenConfigurationManager}
*/
_addTagRulesetField(key, useSelectors, rows, helpText = null)
{
return this._configurationManager.addRulesetField(key, rows, helpText, null, null, (rules) => {
let orTags, iteratedRuleset
let optimizedRuleset = []
// Operations
let expandRuleset = (ruleset, tags) => {
let grownRuleset = []
for (let tag of tags) {
tag = tag.trim()
for (let rule of ruleset) {
grownRuleset.push([...rule, useSelectors ? this._tagSelectorGenerator(tag) : tag])
}
}
return grownRuleset
}
let growRuleset = (ruleset, tagToAdd) => {
if (ruleset.length) {
tagToAdd = tagToAdd.trim()
for (let rule of ruleset) {
rule.push(useSelectors ? this._tagSelectorGenerator(tagToAdd) : tagToAdd)
}
} else {
let tags = typeof tagToAdd === 'string' ? [tagToAdd] : tagToAdd
for (let tag of tags) {
tag = tag.trim()
ruleset.push([useSelectors ? this._tagSelectorGenerator(tag) : tag])
}
}
}
// Translate user defined rules
for (let blacklistedRule of rules) {
iteratedRuleset = []
for (let andTag of blacklistedRule.split('&')) {
orTags = andTag.split('|')
if (orTags.length === 1) {
growRuleset(iteratedRuleset, andTag)
} else if (iteratedRuleset.length) {
iteratedRuleset = expandRuleset(iteratedRuleset, orTags)
} else {
growRuleset(iteratedRuleset, orTags)
}
}
optimizedRuleset = optimizedRuleset.concat(iteratedRuleset)
}
// Sort rules by complexity
return optimizedRuleset.sort((a, b) => a.length - b.length)
})
}
/**
* @param {JQuery} item
* @protected
*/
_complyItem(item)
{
let itemComplies = true
if (!this._getConfig(OPTION_DISABLE_COMPLIANCE_VALIDATION) &&
this._validateItemWhiteList(item) &&
Utilities.processEventHandlerQueue(this._onBeforeCompliance, [item], true)
) {
let configField
for (let complianceFilter of this._complianceFilters) {
configField = this._configurationManager.getFieldOrFail(complianceFilter.configKey)
if (complianceFilter.validate(configField.optimized ?? configField.value)) {
itemComplies = complianceFilter.comply(item, configField.optimized ?? configField.value)
this._statistics.record(complianceFilter.configKey, itemComplies)
if (!itemComplies) {
break
}
}
}
}
if (itemComplies) {
for (let itemShowHandler of this._onItemShow) {
Utilities.callEventHandler(itemShowHandler, [item])
}
} else {
Utilities.callEventHandler(this._onItemHide, [item])
}
item.css('opacity', 'unset')
}
/**
* Filters items as per settings
* @param {JQuery} itemsList
* @param {boolean} fromObserver
* @protected
*/
_complyItemsList(itemsList, fromObserver = false)
{
let items
if (fromObserver) {
items = itemsList.filter(this._config.itemSelectors).add(itemsList.find(this._config.itemSelectors))
} else if (this._config.itemSelectionMethod === 'find') {
items = itemsList.find(this._config.itemSelectors)
} else {
items = itemsList.children(this._config.itemSelectors)
}
items.css('opacity', 0.75).each((index, element) => {
let item = $(element)
// First run processing
if (this._get(item, ITEM_PROCESSED_ONCE) === null) {
if (this._sanitizationEnabled) {
Validator.sanitizeTextNode(
item.find(this._config.itemNameSelector),
this._configurationManager.getFieldOrFail(FILTER_TEXT_SANITIZATION).optimized)
}
this._itemAttributesResolver.resolveAttributes(item)
Utilities.processEventHandlerQueue(this._onFirstHitBeforeCompliance, [item])
}
// Compliance filtering
this._complyItem(item)
// After first run processing
if (!this._get(item, ITEM_PROCESSED_ONCE)) {
Utilities.processEventHandlerQueue(this._onFirstHitAfterCompliance, [item])
this._itemAttributesResolver.set(item, ITEM_PROCESSED_ONCE, true)
}
})
this._statistics.updateUI()
}
/**
* @protected
* @return {JQuery[]}
*/
_createPaginationControls()
{
return [
this._configurationManager.createElement(CONFIG_PAGINATOR_THRESHOLD),
this._configurationManager.createElement(CONFIG_PAGINATOR_LIMIT)]
}
/**
* @protected
* @return {JQuery}
*/
_createSettingsBackupRestoreFormActions()
{
return this._uiGen.createFormActions([
this._uiGen.createFormButton(
'Backup Configuration', 'Backup configuration to the clipboard.', () => this._onBackupSettings()),
this._uiGen.createSeparator(),
this._uiGen.createFormGroupInput('text').attr('id', 'restore-settings').attr('placeholder', 'Paste settings...'),
this._uiGen.createFormButton(
'Restore Configuration', 'Restore configuration from the above field.', () => this._onRestoreSettings()),
], 'bv-flex-column')
}
/**
* @protected
* @return {JQuery}
*/
_createSettingsFormActions()
{
return this._uiGen.createFormActions([
this._uiGen.createFormButton('Apply', 'Apply settings.', () => this._onApplyNewSettings()),
this._uiGen.createFormButton('Save', 'Apply and update saved configuration.', () => this._onSaveSettings()),
this._uiGen.createFormButton('Reset', 'Revert to saved configuration.', () => this._onResetSettings()),
])
}
/**
* @protected
* @return {JQuery}
*/
_createSubscriptionLoaderControls()
{
let button = this._uiGen.createFormButton('Load Subscriptions',
'Makes a copy of your subscriptions in cache for related filters.', (event) => {
if (this._config.isUserLoggedIn) {
$(event.currentTarget).prop('disabled', true)
this._subscriptionsLoader.run()
} else {
this._showNotLoggedInAlert()
}
})
return button.attr('id', 'subscriptions-loader')
}
/**
* @param {JQuery} UISection
* @private
*/
_embedUI(UISection)
{
UISection.on('mouseleave', (event) => {
if (!this._getConfig(OPTION_ALWAYS_SHOW_SETTINGS_PANE)) {
$(event.currentTarget).slideUp(300)
}
})
if (this._getConfig(OPTION_ALWAYS_SHOW_SETTINGS_PANE)) {
UISection.show()
}
this._uiGen.constructor.appendToBody(UISection)
this._uiGen.constructor.appendToBody(this._uiGen.createSettingsShowButton('', UISection))
}
/**
* @param {JQuery} item
* @param {string} attributeName
* @returns {*}
* @protected
*/
_get(item, attributeName)
{
return this._itemAttributesResolver.get(item, attributeName)
}
/**
* @param {string} config
* @returns {*}
* @protected
*/
_getConfig(config)
{
return this._configurationManager.getValue(config)
}
/**
* @private
*/
_onApplyNewSettings()
{
this._configurationManager.update()
this._validateCompliance()
}
/**
* @private
*/
_onBackupSettings()
{
navigator.clipboard.writeText(this._configurationManager.backup()).
then(() => this._uiGen.updateStatus('Settings backed up to clipboard!')).
catch(
() => this._uiGen.updateStatus('Settings backup failed!'))
}
/**
* @private
*/
_onResetSettings()
{
this._configurationManager.revertChanges()
this._validateCompliance()
}
/**
* @private
*/
_onRestoreSettings()
{
let settings = $('#restore-settings').val().trim()
if (!settings) {
this._uiGen.updateStatus('No Settings provided!', true)
Utilities.sleep(3000).then(() => this._uiGen.resetStatus())
} else {
try {
this._configurationManager.restore(settings)
this._uiGen.updateStatus('Settings restored!')
this._validateCompliance()
} catch (e) {
this._uiGen.updateStatus('Settings restoration failed!')
}
}
}
/**
* @private
*/
_onSaveSettings()
{
this._onApplyNewSettings()
this._configurationManager.save()
}
/**
* @param {string} configKey
* @param {function(*)} actionCallback
* @param {function(*, function?): boolean} validationCallback
* @returns {BrazenBaseSearchEnhancer}
* @protected
*/
_performComplexOperation(configKey, validationCallback, actionCallback)
{
return this._performOperation(configKey, actionCallback, validationCallback)
}
/**
* @param {string} configKey
* @param {function(*)} actionCallback
* @param {function(*, function?): boolean|null} validationCallback
* @returns {BrazenBaseSearchEnhancer}
* @protected
*/
_performOperation(configKey, actionCallback, validationCallback = null)
{
let configField = this._configurationManager.getField(configKey)
let defaultValidationCallback = this._configurationManager.generateValidationCallback(configKey)
let validationCallbackParams
let values = configField.optimized ?? configField.value
if (validationCallback) {
validationCallbackParams = [values, defaultValidationCallback]
} else {
validationCallbackParams = [values]
validationCallback = defaultValidationCallback
}
if (Utilities.callEventHandler(validationCallback, validationCallbackParams, true)) {
actionCallback(values)
}
return this
}
/**
* @param {string} flagConfigKey
* @param {string} configKey
* @param {function(*)} actionCallback
* @param {function(*, function?): boolean} validationCallback
* @returns {BrazenBaseSearchEnhancer}
* @protected
*/
_performTogglableComplexOperation(flagConfigKey, configKey, validationCallback, actionCallback)
{
if (this._configurationManager.getValue(flagConfigKey)) {
this._performComplexOperation(configKey, validationCallback, actionCallback)
}
return this
}
/**
* @param {string} flagConfigKey
* @param {string} configKey
* @param {function(*)} actionCallback
* @param {function(*, function?): boolean|null} validationCallback
* @returns {BrazenBaseSearchEnhancer}
* @protected
*/
_performTogglableOperation(flagConfigKey, configKey, actionCallback, validationCallback = null)
{
if (this._configurationManager.getValue(flagConfigKey)) {
this._performOperation(configKey, actionCallback, validationCallback)
}
return this
}
/**
* @param {boolean} enableCondition
* @param {PaginatorConfiguration} configuration
* @protected
*/
_setupPaginator(enableCondition, configuration)
{
if (enableCondition) {
configuration.itemSelectors = this._config.itemSelectors
this._paginator = new BrazenPaginator(configuration)
}
this._configurationManager.addNumberField(CONFIG_PAGINATOR_LIMIT, 1, 50,
'Limit paginator to concatenate the specified number of maximum pages.').
addNumberField(CONFIG_PAGINATOR_THRESHOLD, 1, 1000,
'Make paginator ensure the specified number of minimum results.')
}
/**
* @return {BrazenSubscriptionsLoader}
* @protected
*/
_setupSubscriptionLoader()
{
this._subscriptionsLoader =
new BrazenSubscriptionsLoader((status) => this._uiGen.updateStatus(status), (subscriptions) => {
this._configurationManager.getField(STORE_SUBSCRIPTIONS).value = subscriptions.length ? '"' +
subscriptions.join('""') + '"' : ''
this._configurationManager.save()
$('#subscriptions-loader').prop('disabled', false)
})
return this._subscriptionsLoader
}
/**
* @protected
*/
_showNotLoggedInAlert()
{
alert('You need to be logged in to use this functionality')
}
/**
* @param {boolean} firstRun
* @protected
*/
_validateCompliance(firstRun = false)
{
let itemLists = $(this._config.itemListSelectors)
if (!firstRun) {
this._statistics.reset()
itemLists.each((index, itemsList) => {
this._complyItemsList($(itemsList))
})
} else {
itemLists.each((index, itemList) => {
let itemListObject = $(itemList)
if (this._paginator && itemListObject.is(this._paginator.getItemListSelector())) {
ChildObserver.create().onNodesAdded((itemsAdded) => {
this._complyItemsList($(itemsAdded), true)
this._paginator.run(this._getConfig(CONFIG_PAGINATOR_THRESHOLD), this._getConfig(CONFIG_PAGINATOR_LIMIT))
}).observe(itemList)
} else {
ChildObserver.create().onNodesAdded((itemsAdded) => {
this._complyItemsList($(itemsAdded), true)
}).observe(itemList)
}
this._complyItemsList(itemListObject)
})
}
if (this._paginator) {
this._paginator.run(this._getConfig(CONFIG_PAGINATOR_THRESHOLD), this._getConfig(CONFIG_PAGINATOR_LIMIT))
}
Utilities.processEventHandlerQueue(this._onAfterComplianceRun)
this._itemAttributesResolver.completeResolutionRun()
}
/**
* @param {JQuery} item
* @return {boolean}
* @protected
*/
_validateItemWhiteList(item)
{
let field = this._configurationManager.getField(FILTER_TEXT_WHITELIST)
if (field) {
let validationResult = field.value.length
? Validator.regexMatches(this._get(item, ITEM_NAME), field.optimized)
: true
this._statistics.record(FILTER_TEXT_WHITELIST, validationResult)
return validationResult
}
return true
}
/**
* Initialize the script and do basic UI removals
*/
init()
{
if (Utilities.callEventHandler(this._onValidateInit)) {
this._configurationManager.initialize(this._config.scriptPrefix)
this._itemAttributesResolver.
addAttribute(ITEM_NAME, (item) => item.find(this._config.itemNameSelector).text()).
addAttribute(ITEM_PROCESSED_ONCE, () => false)
if (this._paginator) {
this._paginator.initialize()
}
Utilities.processEventHandlerQueue(this._onBeforeUIBuild)
this._embedUI(this._uiGen.createSettingsSection().append(this._userInterface))
Utilities.processEventHandlerQueue(this._onAfterUIBuild)
this._configurationManager.updateInterface()
this._validateCompliance(true)
this._uiGen.updateStatus('Initial run completed.')
Utilities.processEventHandlerQueue(this._onAfterInitialization)
}
}
/**
* @returns {boolean}
*/
isUserLoggedIn()
{
return this._config.isUserLoggedIn
}
}