[zypp-commit] r11582 - in /trunk/libzypp/zypp/target: TargetImpl.cc TargetImpl.h

Author: dmacvicar Date: Wed Nov 5 18:46:08 2008 New Revision: 11582 URL: http://svn.opensuse.org/viewcvs/zypp?rev=11582&view=rev Log: backup, trying to get flavor cache working Modified: trunk/libzypp/zypp/target/TargetImpl.cc trunk/libzypp/zypp/target/TargetImpl.h Modified: trunk/libzypp/zypp/target/TargetImpl.cc URL: http://svn.opensuse.org/viewcvs/zypp/trunk/libzypp/zypp/target/TargetImpl.cc?rev=11582&r1=11581&r2=11582&view=diff ============================================================================== --- trunk/libzypp/zypp/target/TargetImpl.cc (original) +++ trunk/libzypp/zypp/target/TargetImpl.cc Wed Nov 5 18:46:08 2008 @@ -24,6 +24,7 @@ #include "zypp/base/Iterator.h" #include "zypp/base/Gettext.h" #include "zypp/base/IOStream.h" +#include "zypp/base/Functional.h" #include "zypp/base/UserRequestException.h" #include "zypp/ZConfig.h" @@ -52,7 +53,7 @@ #include "zypp/sat/Pool.h" -using std::endl; +using namespace std; /////////////////////////////////////////////////////////////////// namespace zypp @@ -294,54 +295,121 @@ HistoryLog::setRoot(_root); - // create the anonymous unique id - // this value is used for statistics - Pathname idpath( home() / "AnonymousUniqueId"); + createAnonymousId(); - if ( ! PathInfo( idpath ).isExist() ) - { - MIL << "creating anonymous unique id" << endl; - // if the file does not exist we need to generate the uuid file - const char* argv[] = - { - "/usr/bin/uuidgen", - "-r", - "-t", - NULL - }; - - ExternalProgram prog( argv, - ExternalProgram::Normal_Stderr, - false, -1, true); - std::string line; - std::ofstream idfile; - // make sure the path exists - filesystem::assert_dir( home() ); - idfile.open( idpath.c_str() ); - - if ( idfile.good() ) - { - for(line = prog.receiveLine(); - ! line.empty(); - line = prog.receiveLine() ) - { - MIL << line << endl; + MIL << "Initialized target on " << _root << endl; + } - idfile << line; - } - prog.close(); - } - else - { - // FIXME, should we ignore the error? - ZYPP_THROW(Exception("Can't open anonymous id file '" + idpath.asString() + "' for writing")); - } + /** + * generates a random id using uuidgen + */ + static string generateRandomId() + { + string id; + const char* argv[] = + { + "/usr/bin/uuidgen", + "-r", + "-t", + NULL + }; + + ExternalProgram prog( argv, + ExternalProgram::Normal_Stderr, + false, -1, true); + std::string line; + for(line = prog.receiveLine(); + ! line.empty(); + line = prog.receiveLine() ) + { + MIL << line << endl; + id = line; + break; } + prog.close(); + return id; + } + + /** + * updates the content of \p filename + * if \p condition is true, setting the content + * the the value returned by \p value + */ + void updateFileContent( const Pathname &filename, + boost::function condition, + boost::function value ) + { + string val = value(); + // if the value is empty, then just dont + // do anything, regardless of the condition + if ( val.empty() ) + return; - MIL << "Initialized target on " << _root << endl; + if ( condition() ) + { + MIL << "updating '" << filename << "' content." << endl; + + // if the file does not exist we need to generate the uuid file + + std::ofstream filestr; + // make sure the path exists + filesystem::assert_dir( filename.dirname() ); + filestr.open( filename.c_str() ); + + if ( filestr.good() ) + { + filestr << val; + filestr.close(); + } + else + { + // FIXME, should we ignore the error? + ZYPP_THROW(Exception("Can't openfile '" + filename.asString() + "' for writing")); + } + } + } + + /** helper functor */ + static bool fileMissing( const Pathname &pathname ) + { + return ! PathInfo(pathname).isExist(); + } + + void TargetImpl::createAnonymousId() const + { + + // create the anonymous unique id + // this value is used for statistics + Pathname idpath( home() / "AnonymousUniqueId"); + + updateFileContent( idpath, + boost::bind(fileMissing, idpath), + generateRandomId ); } + + void TargetImpl::createLastBaseProductFlavorCache() const + { + // create the anonymous unique id + // this value is used for statistics + Pathname flavorpath( home() / "LastBaseProductFlavor"); + // is there a product + Product::constPtr p = baseProduct(); + if ( ! p ) + { + WAR << "No base product, can't create flavor cache" << endl; + return; + } + + string flavor = p->flavor(); + + //updateFileContent( flavorpath, + // // only if flavor is not empty + // ( flavor.empty() ? functor::False() : functor::True() ), + // flavor ); + } + /////////////////////////////////////////////////////////////////// // // METHOD NAME : TargetImpl::~TargetImpl Modified: trunk/libzypp/zypp/target/TargetImpl.h URL: http://svn.opensuse.org/viewcvs/zypp/trunk/libzypp/zypp/target/TargetImpl.h?rev=11582&r1=11581&r2=11582&view=diff ============================================================================== --- trunk/libzypp/zypp/target/TargetImpl.h (original) +++ trunk/libzypp/zypp/target/TargetImpl.h Wed Nov 5 18:46:08 2008 @@ -70,6 +70,17 @@ /** Null implementation */ static TargetImpl_Ptr nullimpl(); + /** + * generates the unique anonymous id which is called + * when creating the target + */ + void createAnonymousId() const; + + /** + * generates a cache of the last product flavor + */ + void createLastBaseProductFlavorCache() const; + void load(); void unload(); -- To unsubscribe, e-mail: zypp-commit+unsubscribe@opensuse.org For additional commands, e-mail: zypp-commit+help@opensuse.org