{"version":3,"file":"inboundfilters.js","sources":["../../../src/integrations/inboundfilters.ts"],"sourcesContent":["import { Event, EventProcessor, Hub, Integration, StackFrame } from '@sentry/types';\nimport { getEventDescription, isMatchingPattern, logger } from '@sentry/utils';\n\n// \"Script error.\" is hard coded into browsers for errors that it can't read.\n// this is the result of a script being pulled in from an external domain and CORS.\nconst DEFAULT_IGNORE_ERRORS = [/^Script error\\.?$/, /^Javascript error: Script error\\.? on line 0$/];\n\n/** Options for the InboundFilters integration */\nexport interface InboundFiltersOptions {\n  allowUrls: Array<string | RegExp>;\n  denyUrls: Array<string | RegExp>;\n  ignoreErrors: Array<string | RegExp>;\n  ignoreInternal: boolean;\n}\n\n/** Inbound filters configurable by the user */\nexport class InboundFilters implements Integration {\n  /**\n   * @inheritDoc\n   */\n  public static id: string = 'InboundFilters';\n\n  /**\n   * @inheritDoc\n   */\n  public name: string = InboundFilters.id;\n\n  public constructor(private readonly _options: Partial<InboundFiltersOptions> = {}) {}\n\n  /**\n   * @inheritDoc\n   */\n  public setupOnce(addGlobalEventProcessor: (processor: EventProcessor) => void, getCurrentHub: () => Hub): void {\n    const eventProcess: EventProcessor = (event: Event) => {\n      const hub = getCurrentHub();\n      if (hub) {\n        const self = hub.getIntegration(InboundFilters);\n        if (self) {\n          const client = hub.getClient();\n          const clientOptions = client ? client.getOptions() : {};\n          const options = _mergeOptions(self._options, clientOptions);\n          return _shouldDropEvent(event, options) ? null : event;\n        }\n      }\n      return event;\n    };\n\n    eventProcess.id = this.name;\n    addGlobalEventProcessor(eventProcess);\n  }\n}\n\n/** JSDoc */\nexport function _mergeOptions(\n  internalOptions: Partial<InboundFiltersOptions> = {},\n  clientOptions: Partial<InboundFiltersOptions> = {},\n): Partial<InboundFiltersOptions> {\n  return {\n    allowUrls: [...(internalOptions.allowUrls || []), ...(clientOptions.allowUrls || [])],\n    denyUrls: [...(internalOptions.denyUrls || []), ...(clientOptions.denyUrls || [])],\n    ignoreErrors: [\n      ...(internalOptions.ignoreErrors || []),\n      ...(clientOptions.ignoreErrors || []),\n      ...DEFAULT_IGNORE_ERRORS,\n    ],\n    ignoreInternal: internalOptions.ignoreInternal !== undefined ? internalOptions.ignoreInternal : true,\n  };\n}\n\n/** JSDoc */\nexport function _shouldDropEvent(event: Event, options: Partial<InboundFiltersOptions>): boolean {\n  if (options.ignoreInternal && _isSentryError(event)) {\n    __DEBUG_BUILD__ &&\n      logger.warn(`Event dropped due to being internal Sentry Error.\\nEvent: ${getEventDescription(event)}`);\n    return true;\n  }\n  if (_isIgnoredError(event, options.ignoreErrors)) {\n    __DEBUG_BUILD__ &&\n      logger.warn(\n        `Event dropped due to being matched by \\`ignoreErrors\\` option.\\nEvent: ${getEventDescription(event)}`,\n      );\n    return true;\n  }\n  if (_isDeniedUrl(event, options.denyUrls)) {\n    __DEBUG_BUILD__ &&\n      logger.warn(\n        `Event dropped due to being matched by \\`denyUrls\\` option.\\nEvent: ${getEventDescription(\n          event,\n        )}.\\nUrl: ${_getEventFilterUrl(event)}`,\n      );\n    return true;\n  }\n  if (!_isAllowedUrl(event, options.allowUrls)) {\n    __DEBUG_BUILD__ &&\n      logger.warn(\n        `Event dropped due to not being matched by \\`allowUrls\\` option.\\nEvent: ${getEventDescription(\n          event,\n        )}.\\nUrl: ${_getEventFilterUrl(event)}`,\n      );\n    return true;\n  }\n  return false;\n}\n\nfunction _isIgnoredError(event: Event, ignoreErrors?: Array<string | RegExp>): boolean {\n  if (!ignoreErrors || !ignoreErrors.length) {\n    return false;\n  }\n\n  return _getPossibleEventMessages(event).some(message =>\n    ignoreErrors.some(pattern => isMatchingPattern(message, pattern)),\n  );\n}\n\nfunction _isDeniedUrl(event: Event, denyUrls?: Array<string | RegExp>): boolean {\n  // TODO: Use Glob instead?\n  if (!denyUrls || !denyUrls.length) {\n    return false;\n  }\n  const url = _getEventFilterUrl(event);\n  return !url ? false : denyUrls.some(pattern => isMatchingPattern(url, pattern));\n}\n\nfunction _isAllowedUrl(event: Event, allowUrls?: Array<string | RegExp>): boolean {\n  // TODO: Use Glob instead?\n  if (!allowUrls || !allowUrls.length) {\n    return true;\n  }\n  const url = _getEventFilterUrl(event);\n  return !url ? true : allowUrls.some(pattern => isMatchingPattern(url, pattern));\n}\n\nfunction _getPossibleEventMessages(event: Event): string[] {\n  if (event.message) {\n    return [event.message];\n  }\n  if (event.exception) {\n    try {\n      const { type = '', value = '' } = (event.exception.values && event.exception.values[0]) || {};\n      return [`${value}`, `${type}: ${value}`];\n    } catch (oO) {\n      __DEBUG_BUILD__ && logger.error(`Cannot extract message for event ${getEventDescription(event)}`);\n      return [];\n    }\n  }\n  return [];\n}\n\nfunction _isSentryError(event: Event): boolean {\n  try {\n    // @ts-ignore can't be a sentry error if undefined\n    // eslint-disable-next-line @typescript-eslint/no-unsafe-member-access\n    return event.exception.values[0].type === 'SentryError';\n  } catch (e) {\n    // ignore\n  }\n  return false;\n}\n\nfunction _getLastValidUrl(frames: StackFrame[] = []): string | null {\n  for (let i = frames.length - 1; i >= 0; i--) {\n    const frame = frames[i];\n\n    if (frame && frame.filename !== '<anonymous>' && frame.filename !== '[native code]') {\n      return frame.filename || null;\n    }\n  }\n\n  return null;\n}\n\nfunction _getEventFilterUrl(event: Event): string | null {\n  try {\n    let frames;\n    try {\n      // @ts-ignore we only care about frames if the whole thing here is defined\n      frames = event.exception.values[0].stacktrace.frames;\n    } catch (e) {\n      // ignore\n    }\n    return frames ? _getLastValidUrl(frames) : null;\n  } catch (oO) {\n    __DEBUG_BUILD__ && logger.error(`Cannot extract url for event ${getEventDescription(event)}`);\n    return null;\n  }\n}\n"],"names":[],"mappings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}