diff options
Diffstat (limited to 'indra/llvfs/lldir.h')
| -rw-r--r-- | indra/llvfs/lldir.h | 100 |
1 files changed, 91 insertions, 9 deletions
diff --git a/indra/llvfs/lldir.h b/indra/llvfs/lldir.h index 3b1883b5d8..c60d3ef3a2 100644 --- a/indra/llvfs/lldir.h +++ b/indra/llvfs/lldir.h @@ -56,7 +56,7 @@ typedef enum ELLPath LL_PATH_LAST } ELLPath; - +/// Directory operations class LLDir { public: @@ -100,9 +100,10 @@ class LLDir const std::string &getOSCacheDir() const; // location of OS-specific cache folder (may be empty string) const std::string &getCAFile() const; // File containing TLS certificate authorities const std::string &getDirDelimiter() const; // directory separator for platform (ie. '\' or '/' or ':') + const std::string &getDefaultSkinDir() const; // folder for default skin. e.g. c:\program files\second life\skins\default const std::string &getSkinDir() const; // User-specified skin folder. + const std::string &getUserDefaultSkinDir() const; // dir with user modifications to default skin const std::string &getUserSkinDir() const; // User-specified skin folder with user modifications. e.g. c:\documents and settings\username\application data\second life\skins\curskin - const std::string &getDefaultSkinDir() const; // folder for default skin. e.g. c:\program files\second life\skins\default const std::string getSkinBaseDir() const; // folder that contains all installed skins (not user modifications). e.g. c:\program files\second life\skins const std::string &getLLPluginDir() const; // Directory containing plugins and plugin shell @@ -117,10 +118,61 @@ class LLDir std::string getExtension(const std::string& filepath) const; // Excludes '.', e.g getExtension("foo.wav") == "wav" // these methods search the various skin paths for the specified file in the following order: - // getUserSkinDir(), getSkinDir(), getDefaultSkinDir() - std::string findSkinnedFilename(const std::string &filename) const; - std::string findSkinnedFilename(const std::string &subdir, const std::string &filename) const; - std::string findSkinnedFilename(const std::string &subdir1, const std::string &subdir2, const std::string &filename) const; + // getUserSkinDir(), getUserDefaultSkinDir(), getSkinDir(), getDefaultSkinDir() + /// param value for findSkinnedFilenames(), explained below + enum ESkinConstraint { CURRENT_SKIN, ALL_SKINS }; + /** + * Given a filename within skin, return an ordered sequence of paths to + * search. Nonexistent files will be filtered out -- which means that the + * vector might be empty. + * + * @param subdir Identify top-level skin subdirectory by passing one of + * LLDir::XUI (file lives under "xui" subtree), LLDir::TEXTURES (file + * lives under "textures" subtree), LLDir::SKINBASE (file lives at top + * level of skin subdirectory). + * @param filename Desired filename within subdir within skin, e.g. + * "panel_login.xml". DO NOT prepend (e.g.) "xui" or the desired language. + * @param constraint Callers perform two different kinds of processing. + * When fetching a XUI file, for instance, the existence of @a filename in + * the specified skin completely supercedes any @a filename in the default + * skin. For that case, leave the default @a constraint=CURRENT_SKIN. The + * returned vector will contain only + * ".../<i>current_skin</i>/xui/en/<i>filename</i>", + * ".../<i>current_skin</i>/xui/<i>current_language</i>/<i>filename</i>". + * But for (e.g.) "strings.xml", we want a given skin to be able to + * override only specific entries from the default skin. Any string not + * defined in the specified skin will be sought in the default skin. For + * that case, pass @a constraint=ALL_SKINS. The returned vector will + * contain at least ".../default/xui/en/strings.xml", + * ".../default/xui/<i>current_language</i>/strings.xml", + * ".../<i>current_skin</i>/xui/en/strings.xml", + * ".../<i>current_skin</i>/xui/<i>current_language</i>/strings.xml". + */ + std::vector<std::string> findSkinnedFilenames(const std::string& subdir, + const std::string& filename, + ESkinConstraint constraint=CURRENT_SKIN) const; + /// Values for findSkinnedFilenames(subdir) parameter + static const char *XUI, *TEXTURES, *SKINBASE; + /** + * Return the base-language pathname from findSkinnedFilenames(), or + * the empty string if no such file exists. Parameters are identical to + * findSkinnedFilenames(). This is shorthand for capturing the vector + * returned by findSkinnedFilenames(), checking for empty() and then + * returning front(). + */ + std::string findSkinnedFilenameBaseLang(const std::string &subdir, + const std::string &filename, + ESkinConstraint constraint=CURRENT_SKIN) const; + /** + * Return the "most localized" pathname from findSkinnedFilenames(), or + * the empty string if no such file exists. Parameters are identical to + * findSkinnedFilenames(). This is shorthand for capturing the vector + * returned by findSkinnedFilenames(), checking for empty() and then + * returning back(). + */ + std::string findSkinnedFilename(const std::string &subdir, + const std::string &filename, + ESkinConstraint constraint=CURRENT_SKIN) const; // random filename in common temporary directory std::string getTempFilename() const; @@ -132,15 +184,37 @@ class LLDir virtual void setChatLogsDir(const std::string &path); // Set the chat logs dir to this user's dir virtual void setPerAccountChatLogsDir(const std::string &username); // Set the per user chat log directory. virtual void setLindenUserDir(const std::string &username); // Set the linden user dir to this user's dir - virtual void setSkinFolder(const std::string &skin_folder); + virtual void setSkinFolder(const std::string &skin_folder, const std::string& language); + virtual std::string getSkinFolder() const; + virtual std::string getLanguage() const; virtual bool setCacheDir(const std::string &path); virtual void dumpCurrentDirectories(); - + // Utility routine std::string buildSLOSCacheDir() const; + /// Append specified @a name to @a destpath, separated by getDirDelimiter() + /// if both are non-empty. + void append(std::string& destpath, const std::string& name) const; + /// Append specified @a name to @a path, separated by getDirDelimiter() + /// if both are non-empty. Return result, leaving @a path unmodified. + std::string add(const std::string& path, const std::string& name) const; + protected: + // Does an add() or append() call need a directory delimiter? + typedef std::pair<bool, unsigned short> SepOff; + SepOff needSep(const std::string& path, const std::string& name) const; + // build mSearchSkinDirs without adding duplicates + void addSearchSkinDir(const std::string& skindir); + + // Internal to findSkinnedFilenames() + template <typename FUNCTION> + void walkSearchSkinDirs(const std::string& subdir, + const std::vector<std::string>& subsubdirs, + const std::string& filename, + const FUNCTION& function) const; + std::string mAppName; // install directory under progams/ ie "SecondLife" std::string mExecutablePathAndName; // full path + Filename of .exe std::string mExecutableFilename; // Filename of .exe @@ -158,10 +232,18 @@ protected: std::string mDefaultCacheDir; // default cache diretory std::string mOSCacheDir; // operating system cache dir std::string mDirDelimiter; + std::string mSkinName; // caller-specified skin name std::string mSkinBaseDir; // Base for skins paths. - std::string mSkinDir; // Location for current skin info. std::string mDefaultSkinDir; // Location for default skin info. + std::string mSkinDir; // Location for current skin info. + std::string mUserDefaultSkinDir; // Location for default skin info. std::string mUserSkinDir; // Location for user-modified skin info. + // Skin directories to search, most general to most specific. This order + // works well for composing fine-grained files, in which an individual item + // in a specific file overrides the corresponding item in more general + // files. Of course, for a file-level search, iterate backwards. + std::vector<std::string> mSearchSkinDirs; + std::string mLanguage; // Current viewer language std::string mLLPluginDir; // Location for plugins and plugin shell }; |