org.rstudio.studio.client.common.latex.LatexProgramRegistry.java Source code

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Here is the source code for org.rstudio.studio.client.common.latex.LatexProgramRegistry.java

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/*
 * LatexProgramRegistry.java
 *
 * Copyright (C) 2009-12 by RStudio, Inc.
 *
 * Unless you have received this program directly from RStudio pursuant
 * to the terms of a commercial license agreement with RStudio, then
 * this program is licensed to you under the terms of version 3 of the
 * GNU Affero General Public License. This program is distributed WITHOUT
 * ANY EXPRESS OR IMPLIED WARRANTY, INCLUDING THOSE OF NON-INFRINGEMENT,
 * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Please refer to the
 * AGPL (http://www.gnu.org/licenses/agpl-3.0.txt) for more details.
 *
 */
package org.rstudio.studio.client.common.latex;

import java.util.ArrayList;

import org.rstudio.studio.client.workbench.model.Session;

import com.google.gwt.core.client.JsArrayString;
import com.google.inject.Inject;
import com.google.inject.Provider;
import com.google.inject.Singleton;

@Singleton
public class LatexProgramRegistry {
    @Inject
    public LatexProgramRegistry(Provider<Session> pSession) {
        pSession_ = pSession;
    }

    public String[] getTypeNames() {
        ArrayList<String> types = getTypes();
        String[] typeNames = new String[types.size()];
        for (int i = 0; i < types.size(); i++)
            typeNames[i] = types.get(i);
        return typeNames;
    }

    public String getPrintableTypeNames() {

        String[] typeNames = getTypeNames();

        if (typeNames.length == 1)
            return typeNames[0];
        else if (typeNames.length == 2)
            return typeNames[0] + " and " + typeNames[1];
        else {
            StringBuffer str = new StringBuffer();

            for (int i = 0; i < typeNames.length; i++) {
                str.append(typeNames[i]);
                if (i != (typeNames.length - 1))
                    str.append(", ");
                if (i == (typeNames.length - 2))
                    str.append("and ");
            }
            return str.toString();
        }
    }

    public ArrayList<String> getTypes() {
        if (latexProgramTypes_ == null) {
            JsArrayString types = pSession_.get().getSessionInfo().getLatexProgramTypes();

            latexProgramTypes_ = new ArrayList<String>();
            for (int i = 0; i < types.length(); i++)
                latexProgramTypes_.add(types.get(i));
        }
        return latexProgramTypes_;
    }

    public String findTypeIgnoreCase(String name) {
        for (String latexProgram : getTypes()) {
            if (latexProgram.equalsIgnoreCase(name))
                return latexProgram;
        }

        return null;
    }

    private final Provider<Session> pSession_;
    private ArrayList<String> latexProgramTypes_ = null;
}