Added new FileLibrary class to handle music, this fixes a number of issues.
Michael Papageorgiou
13 years ago
parent
54353794e5
commit
054a176c86
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#include "filelibrary.hpp"
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#include <iostream>
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#include <boost/algorithm/string.hpp>
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namespace Files
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{
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// Looks for a string in a vector of strings
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bool containsVectorString(const StringVector& list, const std::string& str)
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{
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for (StringVector::const_iterator iter = list.begin();
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iter != list.end(); iter++)
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{
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if (*iter == str)
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return true;
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}
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return false;
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}
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// Searches a path and adds the results to the library
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void FileLibrary::add(const boost::filesystem::path &root, bool recursive, bool strict,
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const StringVector &acceptableExtensions)
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{
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PathContainer list;
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std::string fileExtension;
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std::string type;
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FileLister(root, list, recursive);
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for (PathContainer::iterator listIter = list.begin();
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listIter != list.end(); ++listIter)
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{
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if( !acceptableExtensions.empty() )
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{
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fileExtension = listIter->extension().string();
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boost::algorithm::to_lower(fileExtension);
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if(!containsVectorString(acceptableExtensions, fileExtension))
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continue;
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}
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type = listIter->parent_path().leaf().string();
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if (!strict)
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boost::algorithm::to_lower(type);
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mMap[type].push_back(*listIter);
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//std::cout << "Added path: " << listIter->string() << " in section "<< type <<std::endl;
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}
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}
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// Returns true if the named section exists
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bool FileLibrary::containsSection(std::string sectionName, bool strict)
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{
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if (!strict)
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boost::algorithm::to_lower(sectionName);
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StringPathContMap::const_iterator mapIter = mMap.find(sectionName);
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if (mapIter == mMap.end())
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return false;
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else
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return true;
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}
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// Returns a pointer to const for a section of the library
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const PathContainer* FileLibrary::section(std::string sectionName, bool strict)
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{
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if (!strict)
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boost::algorithm::to_lower(sectionName);
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StringPathContMap::const_iterator mapIter = mMap.find(sectionName);
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if (mapIter == mMap.end())
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{
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//std::cout << "Empty\n";
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return &mEmptyPath;
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}
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else
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{
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return &(mapIter->second);
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}
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}
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// Searches the library for an item and returns a boost path to it
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boost::filesystem::path FileLibrary::locate(std::string item, bool strict, std::string sectionName)
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{
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boost::filesystem::path result("");
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if (sectionName == "")
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{
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for(StringPathContMap::iterator iter = mMap.begin(); iter != mMap.end(); iter++)
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{
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result = FileListLocator(iter->second, boost::filesystem::path(item), strict);
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if (result != boost::filesystem::path(""))
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return result;
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}
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}
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else
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{
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if (!containsSection(sectionName, strict))
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{
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std::cout << "Warning: There is no section named " << sectionName << "\n";
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return result;
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}
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result = FileListLocator(mMap[sectionName], boost::filesystem::path(item), strict);
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}
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return result;
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}
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// Prints all the available sections, used for debugging
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void FileLibrary::printSections()
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{
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for(StringPathContMap::const_iterator mapIter = mMap.begin();
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mapIter != mMap.end(); mapIter++)
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{
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std::cout << mapIter->first <<std::endl;
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}
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}
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}
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@ -0,0 +1,48 @@
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#ifndef COMPONENTS_FILES_FILELIBRARY_HPP
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#define COMPONENTS_FILES_FILELIBRARY_HPP
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#include <components/files/fileops.hpp>
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namespace Files
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{
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typedef std::map<std::string, PathContainer> StringPathContMap;
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typedef std::vector<std::string> StringVector;
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/// Looks for a string in a vector of strings
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bool containsVectorString(const StringVector& list, const std::string& str);
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/// \brief Searches directories and makes lists of files according to folder name
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class FileLibrary
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{
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private:
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StringPathContMap mMap;
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PathContainer mEmptyPath;
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public:
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/// Searches a path and adds the results to the library
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/// Recursive search and fs strict options are available
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/// Takes a vector of acceptable files extensions, if none is given it lists everything.
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void add(const boost::filesystem::path &root, bool recursive, bool strict,
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const StringVector &acceptableExtensions);
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/// Returns true if the named section exists
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/// You can run this check before running section()
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bool containsSection(std::string sectionName, bool strict);
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/// Returns a pointer to const for a section of the library
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/// which is essentially a PathContainer.
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/// If the section does not exists it returns a pointer to an empty path.
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const PathContainer* section(std::string sectionName, bool strict);
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/// Searches the library for an item and returns a boost path to it
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/// Optionally you can provide a specific section
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/// The result is the first that comes up according to alphabetical
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/// section naming
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boost::filesystem::path locate(std::string item, bool strict, std::string sectionName="");
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/// Prints all the available sections, used for debugging
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void printSections();
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};
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}
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#endif
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