public CrawlConfiguration Convert()
{
AutoMapper.Mapper.CreateMap<CrawlBehaviorElement, CrawlConfiguration>();
AutoMapper.Mapper.CreateMap<PolitenessElement, CrawlConfiguration>();
AutoMapper.Mapper.CreateMap<AuthorizationElement, CrawlConfiguration>();
CrawlConfiguration config = new CrawlConfiguration();
AutoMapper.Mapper.Map<CrawlBehaviorElement, CrawlConfiguration>(CrawlBehavior, config);
AutoMapper.Mapper.Map<PolitenessElement, CrawlConfiguration>(Politeness, config);
AutoMapper.Mapper.Map<AuthorizationElement, CrawlConfiguration>(Authorization, config);
foreach (ExtensionValueElement element in ExtensionValues)
config.ConfigurationExtensions.Add(element.Key, element.Value);
return config;
}
public ImageAltTextChecker(CrawlConfiguration crawlConfiguration, ICrawlDecisionMaker crawlDecisionMaker, IThreadManager threadManager, IScheduler scheduler, IPageRequester pageRequester, IHyperLinkParser hyperLinkParser, IMemoryManager memoryManager, IDomainRateLimiter domainRateLimiter, IRobotsDotTextFinder robotsDotTextFinder)
: base(crawlConfiguration, crawlDecisionMaker, threadManager, scheduler, pageRequester, hyperLinkParser, memoryManager, domainRateLimiter, robotsDotTextFinder)
{
}
public ImageAltTextChecker(CrawlConfiguration crawlConfiguration)
: base(crawlConfiguration, null, null, null, null, null, null, null, null)
{
}
public CSQueryHyperlinkParser(CrawlConfiguration config, Func<string, string> cleanURLFunc)
: base(config, cleanURLFunc)
{
}
public ImageSrcChecker(CrawlConfiguration crawlConfiguration)
: base(crawlConfiguration, null, null, null, null, null, null, null, null)
{
}
/// <summary>
/// Get a property's value from App.config
/// </summary>
/// <param name="propertyName">The property's key</param>
/// <returns>The property's value</returns>
public static bool GetConfigurationValue(CrawlConfiguration config, string propertyName, out string propertyValue)
{
propertyValue = string.Empty;
return config.ConfigurationExtensions.TryGetValue(propertyName, out propertyValue);
}
public HapHyperLinkParser(CrawlConfiguration config, Func<string, string> cleanURLFunc)
: base(config, cleanURLFunc)
{
}
protected virtual void PrintConfigValues(CrawlConfiguration config)
{
_logger.Info("Configuration Values:");
string indentString = new string(' ', 2);
string abotVersion = Assembly.GetAssembly(this.GetType()).GetName().Version.ToString();
_logger.InfoFormat("{0}Abot Version: {1}", indentString, abotVersion);
foreach (PropertyInfo property in config.GetType().GetProperties())
{
if (property.Name != "ConfigurationExtensions")
_logger.InfoFormat("{0}{1}: {2}", indentString, property.Name, property.GetValue(config, null));
}
foreach (string key in config.ConfigurationExtensions.Keys)
{
_logger.InfoFormat("{0}{1}: {2}", indentString, key, config.ConfigurationExtensions[key]);
}
}
/// <summary>
/// Creates a crawler instance with custom settings or implementation. Passing in null for all params is the equivalent of the empty constructor.
/// </summary>
/// <param name="threadManager">Distributes http requests over multiple threads</param>
/// <param name="scheduler">Decides what link should be crawled next</param>
/// <param name="pageRequester">Makes the raw http requests</param>
/// <param name="hyperLinkParser">Parses a crawled page for it's hyperlinks</param>
/// <param name="crawlDecisionMaker">Decides whether or not to crawl a page or that page's links</param>
/// <param name="crawlConfiguration">Configurable crawl values</param>
/// <param name="memoryManager">Checks the memory usage of the host process</param>
public WebCrawler(
CrawlConfiguration crawlConfiguration,
ICrawlDecisionMaker crawlDecisionMaker,
IThreadManager threadManager,
IScheduler scheduler,
IPageRequester pageRequester,
IHyperLinkParser hyperLinkParser,
IMemoryManager memoryManager)
{
_crawlContext = new CrawlContext();
_crawlContext.CrawlConfiguration = crawlConfiguration ?? new CrawlConfiguration();
CrawlBag = _crawlContext.CrawlBag;
_threadManager = threadManager ?? new TaskThreadManager(_crawlContext.CrawlConfiguration.MaxConcurrentThreads > 0 ? _crawlContext.CrawlConfiguration.MaxConcurrentThreads : Environment.ProcessorCount);
_scheduler = scheduler ?? new Scheduler(_crawlContext.CrawlConfiguration.IsUriRecrawlingEnabled, null, null);
_pageRequester = pageRequester ?? new PageRequester(_crawlContext.CrawlConfiguration);
_crawlDecisionMaker = crawlDecisionMaker ?? new CrawlDecisionMaker();
if (_crawlContext.CrawlConfiguration.MaxMemoryUsageInMb > 0
|| _crawlContext.CrawlConfiguration.MinAvailableMemoryRequiredInMb > 0)
_memoryManager = memoryManager ?? new MemoryManager(new CachedMemoryMonitor(new GcMemoryMonitor(), _crawlContext.CrawlConfiguration.MaxMemoryUsageCacheTimeInSeconds));
_hyperLinkParser = hyperLinkParser ?? new HapHyperLinkParser(_crawlContext.CrawlConfiguration, null);
_crawlContext.Scheduler = _scheduler;
}
public AriaLabelChecker(CrawlConfiguration crawlConfiguration)
: base(crawlConfiguration, null, null, null, null, null, null, null, null)
{
}
