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// Google Tron |
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// |
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// Douglas Thrift |
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// |
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// $Id$ |
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|
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#include <cxx/standard.hh> |
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|
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#include <api/exename.hpp> |
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#include <api/pcre/regex.hpp> |
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#include <api/process.hpp> |
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#include <app/simple.hpp> |
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#include <hop/bind.hpp> |
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#include <xml/textwriter.hpp> |
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|
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#include "GoogleTron.hpp" |
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#include "Sleep.hpp" |
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#include "Zlib/GzipWriter.hpp" |
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|
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int Usage() |
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{ |
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api::Cout << _B("Usage: ") << api::GetExecutablePath().GetName() << _B(" [-sitemap=.+] -base=.+ [-fs=.*] [-blog=.*] [-wiki=.*] [...]") << ios::NewLine; |
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|
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return 1; |
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} |
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|
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int Main(const app::Options &options) |
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{ |
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cse::String sitemap(_B("sitemap.gz")), base; |
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_L<_R<Command> > commands; |
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|
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api::Pcre::RegEx sitemap_(_B("^-sitemap=(.+)$")), base_(_B("^-base=(.+)$")), fs(_B("^-fs=(.*)$")), blog(_B("^-blog=(.*)$")), wiki(_B("^-wiki=(.*)$")); |
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|
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_foreach (const app::ArgumentList, arg, app::GetArguments()) |
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{ |
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api::Pcre::RegEx::Match match; |
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|
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if (match = sitemap_(*arg)) |
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sitemap = match[1]; |
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else if (match = base_(*arg)) |
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base = match[1]; |
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else if (match = fs(*arg)) |
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commands.InsertLast(new _H<FileSystemCommand>(match[1])); |
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else if (match = blog(*arg)) |
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commands.InsertLast(new _H<BlogCommand>(match[1])); |
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else if (match = wiki(*arg)) |
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commands.InsertLast(new _H<WikiCommand>(match[1])); |
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else |
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return Usage(); |
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} |
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|
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if (base.IsEmpty() || commands.IsEmpty()) |
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return Usage(); |
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|
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GoogleTron tron(sitemap, base, commands); |
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|
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return 0; |
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} |
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|
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GoogleTron::GoogleTron(const cse::String &sitemap, const cse::String &base, const _L<_R<Command> > &commands) : working(true), sitemap(sitemap), base(base), output(hop::BindAll(&GoogleTron::Output, this)) |
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{ |
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api::Apr::CheckError(::apr_initialize()); |
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|
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_foreach (const _L<_R<Command> >, command_, commands) |
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if (_R<FileSystemCommand> command = dynamic_cast<FileSystemCommand *>(command_->GetValue())) |
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threads.Add(hop::BindAll(&GoogleTron::FileSystem_, this, command)); |
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else if (_R<BlogCommand> command = dynamic_cast<BlogCommand *>(command_->GetValue())) |
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threads.Add(hop::BindAll(&GoogleTron::Blog_, this, command)); |
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else if (_R<WikiCommand> command = dynamic_cast<WikiCommand *>(command_->GetValue())) |
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threads.Add(hop::BindAll(&GoogleTron::Wiki_, this, command)); |
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} |
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|
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GoogleTron::~GoogleTron() |
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{ |
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threads.Join(); |
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|
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working = false; |
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|
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output.Join(); |
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|
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::apr_terminate(); |
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} |
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|
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int GoogleTron::Output() |
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{ |
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_S<Zlib::GzipWriter> gzip(sitemap); |
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_S<xml::TextWriter> writer(gzip); |
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xml::ScopeElement urlset(writer, _B("urlset")); |
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|
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writer.SetAttribute(_B("xmlns"), _B("http://www.google.com/schemas/sitemap/0.84")); |
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writer.SetAttribute(_B("xmlns:xsi"), _B("http://www.w3.org/2001/XMLSchema-instance")); |
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writer.SetAttribute(_B("xsi:schemaLocation"), _B("http://www.google.com/schemas/sitemap/0.84 http://www.google.com/schemas/sitemap/0.84/sitemap.xsd")); |
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|
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do |
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{ |
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Sleep(); |
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|
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_synchronized (queueLock) |
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if (queue.GetSize()) |
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{ |
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xml::ScopeElement url_(writer, _B("url")); |
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const Url &url(queue.Front()); |
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|
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{ |
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xml::ScopeElement loc(writer, _B("loc")); |
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|
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writer.OutputText(url.GetLocation()); |
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} |
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|
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{ |
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xml::ScopeElement lastmod(writer, _B("lastmod")); |
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|
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writer.OutputText(url.GetModified()); |
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} |
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|
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{ |
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xml::ScopeElement changefreq(writer, _B("changefreq")); |
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|
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writer.OutputText(url.GetFrequency()); |
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} |
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|
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{ |
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xml::ScopeElement priority(writer, _B("priority")); |
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|
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writer.OutputText(url.GetPriority()); |
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} |
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queue.Pop(); |
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} |
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} |
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while (working); |
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return 0; |
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} |
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|
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int GoogleTron::FileSystem_(const _R<FileSystemCommand> &command) |
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{ |
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FileSystem fs(sitemap, base, queue, queueLock, command); |
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|
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return 0; |
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} |
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|
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int GoogleTron::Blog_(const _R<BlogCommand> &command) |
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{ |
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Blog blog(sitemap, base, queue, queueLock, command); |
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|
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return 0; |
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} |
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|
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int GoogleTron::Wiki_(const _R<WikiCommand> &command) |
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{ |
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Wiki wiki(sitemap, base, queue, queueLock, command); |
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|
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return 0; |
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} |
