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/*
* Phusion Passenger - http://www.modrails.com/
* Copyright (c) 2010 Phusion
*
* "Phusion Passenger" is a trademark of Hongli Lai & Ninh Bui.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef _PASSENGER_RESOURCE_LOCATOR_H_
#define _PASSENGER_RESOURCE_LOCATOR_H_
#include <string>
#include <IniFile.h>
#include <Exceptions.h>
#include <Utils.h>
namespace Passenger {
using namespace boost;
/**
* Locates various Phusion Passenger resources on the filesystem.
*/
class ResourceLocator {
private:
string agentsDir;
string helperScriptsDir;
string resourcesDir;
string docDir;
string rubyLibDir;
string compilableSourceDir;
string apache2Module;
string getOption(const string &file, const IniFileSectionPtr §ion, const string &key) const {
if (section->hasKey(key)) {
return section->get(key);
} else {
throw RuntimeException("Option '" + key + "' missing in file " + file);
}
}
public:
ResourceLocator(const string &rootOrFile) {
FileType rootOrFileType = getFileType(rootOrFile);
if (rootOrFileType == FT_DIRECTORY || rootOrFileType == FT_NONEXISTANT) {
string root = rootOrFile;
bool nativelyPackaged = !fileExists(root + "/Rakefile") ||
!fileExists(root + "/DEVELOPERS.TXT");
if (nativelyPackaged) {
agentsDir = "/usr/lib/phusion-passenger/agents";
helperScriptsDir = "/usr/share/phusion-passenger/helper-scripts";
resourcesDir = "/usr/share/phusion-passenger";
docDir = "/usr/share/doc/phusion-passenger";
rubyLibDir = "";
compilableSourceDir = "/usr/share/phusion-passenger/compilable-source";
apache2Module = "/usr/lib/apache2/modules/mod_passenger.so";
} else {
agentsDir = root + "/agents";
helperScriptsDir = root + "/helper-scripts";
resourcesDir = root + "/resources";
docDir = root + "/doc";
rubyLibDir = root + "/lib";
compilableSourceDir = root;
apache2Module = root + "ext/apache2/mod_passenger.so";
}
} else {
string file = rootOrFile;
IniFileSectionPtr options = IniFile(file).section("locations");
agentsDir = getOption(file, options, "agents");
helperScriptsDir = getOption(file, options, "helper_scripts");
resourcesDir = getOption(file, options, "resources");
docDir = getOption(file, options, "doc");
rubyLibDir = getOption(file, options, "rubylib");
compilableSourceDir = getOption(file, options, "compilable_source");
apache2Module = getOption(file, options, "apache2_module");
}
}
string getAgentsDir() const {
return agentsDir;
}
string getHelperScriptsDir() const {
return helperScriptsDir;
}
string getSpawnServerFilename() const {
return getHelperScriptsDir() + "/passenger-spawn-server";
}
string getResourcesDir() const {
return resourcesDir;
}
string getDocDir() const {
return docDir;
}
// Can be empty.
string getRubyLibDir() const {
return rubyLibDir;
}
string getCompilableSourceDir() const {
return compilableSourceDir;
}
string getApache2ModuleFilename() const {
return apache2Module;
}
};
}
#endif /* _PASSENGER_RESOURCE_LOCATOR_H_ */
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