生物技术

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plugin_info_from_reg.cpp：源码内容
							/*
 * ===========================================================================
 * PRODUCTION $Log: plugin_info_from_reg.cpp,v $
 * PRODUCTION Revision 1000.3  2004/06/01 20:56:11  gouriano
 * PRODUCTION PRODUCTION: UPGRADED [GCC34_MSVC7] Dev-tree R1.7
 * PRODUCTION
 * ===========================================================================
 */
/*  $Id: plugin_info_from_reg.cpp,v 1000.3 2004/06/01 20:56:11 gouriano Exp $
 * ===========================================================================
 *
 *                            PUBLIC DOMAIN NOTICE
 *               National Center for Biotechnology Information
 *
 *  This software/database is a "United States Government Work" under the
 *  terms of the United States Copyright Act.  It was written as part of
 *  the author's official duties as a United States Government employee and
 *  thus cannot be copyrighted.  This software/database is freely available
 *  to the public for use. The National Library of Medicine and the U.S.
 *  Government have not placed any restriction on its use or reproduction.
 *
 *  Although all reasonable efforts have been taken to ensure the accuracy
 *  and reliability of the software and data, the NLM and the U.S.
 *  Government do not and cannot warrant the performance or results that
 *  may be obtained by using this software or data. The NLM and the U.S.
 *  Government disclaim all warranties, express or implied, including
 *  warranties of performance, merchantability or fitness for any particular
 *  purpose.
 *
 *  Please cite the author in any work or product based on this material.
 *
 * ===========================================================================
 *
 * Authors:  Josh Cherry
 *
 * File Description:  Create plugin info objects from registry
 *
 */
#include <ncbi_pch.hpp>
#include "plugin_info_from_reg.hpp"
#include <gui/core/plugin_utils.hpp>
#include <gui/plugin/PluginValueConstraint.hpp>
#include <gui/plugin/PluginCommand.hpp>
#include <gui/plugin/PluginCommandSet.hpp>
#include <gui/core/selection_buffer.hpp>
#include <gui/core/version.hpp>
#include <corelib/ncbireg.hpp>
#include <util/regexp.hpp>
#include <algorithm>
BEGIN_NCBI_SCOPE
USING_SCOPE(objects);
// compare strings s.t. all foo.bar come right after foo
// and compare equal to each other
struct SCompare
{
public:
    bool operator()(const string& lhs, const string& rhs) const
    {
        for (unsigned int i = 0;  ; i++) {
            if (i == lhs.size()) {
                return i != rhs.size();
            }
            if (i == rhs.size()) {
                return false;
            }
            if (rhs[i] == '.') {
                // even if lhs[i] == '.' too
                return false;
            }
            if (lhs[i] == rhs[i]) {
                continue;
            }
            if (lhs[i] == '.') {
                return true;
            }
            return lhs[i] < rhs[i];
        }
    }
};
void PluginInfoFromRegistry(const CNcbiRegistry& reg,
                            vector<CRef<CPluginInfo> >& plugins,
                            const vector<string>& sect_order)
{
    // if sect_order is empty, use the order returned by
    // EnumerateSections
    vector<string> sections;
    if (sect_order.empty()) {
        list<string> sec_tmp;
        reg.EnumerateSections(&sec_tmp);
        sections.reserve(sec_tmp.size());
        ITERATE (list<string>, iter, sec_tmp) {
            sections.push_back(*iter);
        }
    } else {
        sections = sect_order;
    }
    std::stable_sort(sections.begin(), sections.end(), SCompare());
    vector<string>::iterator section = sections.begin();
    while (section != sections.end()) {
        CRef<CPluginInfo> info(new CPluginInfo);
        // the name used in section headings; may have no
        // relationship to the "class name"
        string plugin_name = *section;
        // basic info from this plugin
        int ver_major = reg.GetInt(plugin_name, "ver-major", 0);
        int ver_minor = reg.GetInt(plugin_name, "ver-minor", 0);
        int ver_revision = reg.GetInt(plugin_name, "ver-revision", 0);
        string ver_build_date = reg.GetString(plugin_name,
                                              "ver-build-date", "unknown");
        string class_name = reg.Get(plugin_name, "class-name");
        string menu_item = reg.Get(plugin_name, "menu-item");
        string tool_tip = reg.Get(plugin_name, "tool-tip");
        string help_file = reg.Get(plugin_name, "help-file");
    
        info->SetInfo(ver_major, ver_minor, ver_revision, ver_build_date,
                      class_name, menu_item, tool_tip, help_file);
        CPluginCommandSet& cmds = info->SetCommands();
        CPluginCommand&    args = cmds.AddAlgoCommand(eAlgoCommand_run);
        // each section of form *section + '.' + something defines
        // one plugin argument
        ++section;
        while (1) {
            if (section == sections.end() ||
                !NStr::StartsWith(*section, plugin_name + '.')) {
                break;
            }
            string name = reg.Get(*section, "name");
            string desc = reg.Get(*section, "desc");
            // a default value, if present
            string value = reg.Get(*section, "value");
            string type_str = reg.Get(*section, "type");
            bool optional = reg.GetBool(*section, "optional", false);
            // whether it's an array (otherwise single)
            bool array = reg.GetBool(*section, "array", false);
            bool hidden = reg.GetBool(*section, "hidden", false);
            string constraint_set = reg.Get(*section, "constraint-set");
            // now some consistency checks
            if (array && !value.empty()) {
                throw runtime_error("array parameter can't have "
                                    "default value");
            }
            if (hidden && value.empty() && !optional) {
                throw runtime_error("non-optional hidden argument "
                                    "must have a default value");
            }
            // figure out the argument's type
            CPluginArg::EType type;
            if (type_str == "boolean") {
                type = CPluginArg::eBoolean;
            } else if (type_str == "double") {
                type = CPluginArg::eDouble;
            } else if (type_str == "integer") {
                type = CPluginArg::eInteger;
            } else if (type_str == "string") {
                type = CPluginArg::eString;
            } else if (type_str == "seq" || type_str == "naseq"
                       || type_str == "aaseq") {
                type = CPluginArg::eObject;
            } else {
                throw runtime_error(string("unrecognized type: ") + type_str);
            }
            if (type != CPluginArg::eObject) {
                if (value.empty() && !optional) {
                    args.AddArgument(name, desc, type,
                                     array ? CPluginArg::TData::e_Array
                                     : CPluginArg::TData::e_Single);
                } else if (optional) {
                    args.AddOptionalArgument(name, desc, type,
                                             array ? CPluginArg::TData::e_Array
                                             : CPluginArg::TData::e_Single);
                } else {
                    args.AddDefaultArgument(name, desc, type, value);
                }
                if (hidden) {
                    args[name].SetHidden(1);
                }
                if (!constraint_set.empty()) {
                    vector<string> elements;
                    NStr::Tokenize(constraint_set, "n", elements);
                    CPluginValueConstraint *code_list =
                        CPluginValueConstraint::CreateSet();
                    ITERATE (vector<string>, element, elements) {
                        code_list->SetSet().push_back(*element);
                    }
                    args.SetConstraint(name, *code_list);
                }
            } else {
                // a Seq-loc
                if (!value.empty()) {
                    throw runtime_error("Seq-loc parameter can't have "
                                        "default value");
                }
                if (hidden) {
                    throw runtime_error("Seq-loc parameter can't be hidden");
                }
                args.AddArgument(name, desc,
                                 CSeq_loc::GetTypeInfo(),
                                 array ? CPluginArg::TData::e_Array
                                 : CPluginArg::TData::e_Single);
                if (type_str == "naseq") {
                    args.SetConstraint
                        (name,
                         (*CPluginValueConstraint::CreateSeqMol(),
                          CSeq_inst::eMol_na,
                          CSeq_inst::eMol_dna,
                          CSeq_inst::eMol_rna));
                } else if (type_str == "aaseq") {
                    args.SetConstraint
                        (name,
                         (*CPluginValueConstraint::CreateSeqMol(),
                          CSeq_inst::eMol_aa));
                }
            }
            ++section;
        }
        plugins.push_back(info);
    }
}
void PluginInfoFromRegistry(CNcbiIstream& istr,
                            vector<CRef<CPluginInfo> >& plugins)
{
    CT_POS_TYPE pos = istr.tellg();
    
    // get section names in order
    vector<string> sect_order;
    string line;
    CRegexp re("^ *\[ *([^ ]*) *\] *$");
    while(getline(istr, line)) {
        if (!re.GetMatch(line.c_str(), 0).empty()) {
            const int *name_range = re.GetResults(1);
            string name = line.substr(name_range[0],
                                      name_range[1] - name_range[0]);
            sect_order.push_back(name);
        }
    }
    // back up in stream and make a registry
    istr.clear();  // because getline failed
    istr.seekg(pos);
    CNcbiRegistry reg(istr);
    
    PluginInfoFromRegistry(reg, plugins, sect_order);
}
END_NCBI_SCOPE
/*
 * ===========================================================================
 * $Log: plugin_info_from_reg.cpp,v $
 * Revision 1000.3  2004/06/01 20:56:11  gouriano
 * PRODUCTION: UPGRADED [GCC34_MSVC7] Dev-tree R1.7
 *
 * Revision 1.7  2004/05/21 22:27:47  gorelenk
 * Added PCH ncbi_pch.hpp
 *
 * Revision 1.6  2004/01/27 18:45:24  dicuccio
 * Added missing header files
 *
 * Revision 1.5  2003/12/10 16:08:50  ucko
 * Change the pos_type substitute (needed on GCC 2.95) to CT_POS_TYPE.
 *
 * Revision 1.4  2003/12/10 12:31:22  dicuccio
 * Replace ios::pos_type with size_t to make Alpha compile happy
 *
 * Revision 1.3  2003/12/04 00:36:54  jcherry
 * Preserve order of plugin parameters specified in registry format
 *
 * Revision 1.2  2003/12/02 14:41:02  dicuccio
 * Fixed compilation errors on MSVC - don't sort std::list()
 *
 * Revision 1.1  2003/12/01 23:13:20  jcherry
 * Initial version
 *
 * ===========================================================================
 */

						