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• PluginParametersProvider.java

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com.github.fgiannesini.libsass.gradle.plugin.extension.PluginParametersProvider Maven / Gradle / Ivy

package com.github.fgiannesini.libsass.gradle.plugin.extension;

import java.io.File;
import java.net.URI;
import java.nio.file.Path;

import org.gradle.api.Project;
import org.gradle.api.plugins.ExtensionAware;
import org.gradle.api.plugins.JavaPluginConvention;
import org.gradle.api.tasks.SourceSet;

import com.github.fgiannesini.libsass.gradle.plugin.compiler.PluginInputSyntax;
import com.github.fgiannesini.libsass.gradle.plugin.compiler.PluginOutputStyle;

/**
 * Plugin parameters provider. Parameters can be for development only retrieved
 * from {@link PluginParameters} 

 * Parameters can be for production : retrieved from
 * {@link PluginProductionParameters} if defined or default
 * {@link PluginParameters}

 * Parameters are checked and transformed to be used by the plugin
 *
 */
public class PluginParametersProvider {

    /**
     * Parameters for development build
     */
    private final PluginParameters parameters;

    /**
     * Parameters for production build
     */
    private PluginProductionParameters productionParameters;

    /**
     * Project root path
     */
    private final Project project;

    public PluginParametersProvider(final Project project,
            final PluginMode pluginMode) {
        this.parameters = project.getExtensions()
                .getByType(PluginParameters.class);

        if (this.parameters != null
                && PluginMode.PRODUCTION.equals(pluginMode)) {
            this.productionParameters = ExtensionAware.class
                    .cast(this.parameters).getExtensions()
                    .findByType(PluginProductionParameters.class);
        }
        this.project = project;
    }

    /**
     * Default: {gradle resources}/scss/{projectName}.scss
     */
    public URI getInputUri() {

        String value = null;
        String productionParameter = null;
        if (this.productionParameters != null) {
            productionParameter = this.productionParameters.getInputFilePath();
        }

        String devParameter = null;
        if (this.parameters != null) {
            devParameter = this.parameters.getInputFilePath();
        }

        if (productionParameter != null) {
            value = productionParameter;
        } else if (devParameter != null) {
            value = devParameter;
        }

        if (value == null) {
            value = "scss" + File.separator
                    + this.project.getName().toLowerCase() + ".scss";
        }

        final File file = this.getResourcePath(value).toFile();

        if (!file.exists()) {
            throw new IllegalArgumentException("Input file "
                    + file.getAbsolutePath() + " does not exist ");
        }
        return file.toURI();
    }

    private Path getResourcePath(final String value) {
        Path resourcePath = this.project.getConvention()
                .getPlugin(JavaPluginConvention.class).getSourceSets()
                .getByName(SourceSet.MAIN_SOURCE_SET_NAME).getAllSource()
                .getSrcDirs().iterator().next().toPath().resolve(value);
        if (!resourcePath.toFile().exists()) {
            resourcePath = this.project.getRootDir().toPath().resolve(value);
        }

        return resourcePath;
    }

    /**
     * Default: {gradle resources}/css/{projectName}.css
     */
    public URI getOutputUri() {

        String value = null;
        String productionParameter = null;
        if (this.productionParameters != null) {
            productionParameter = this.productionParameters.getOutputFilePath();
        }

        String devParameter = null;
        if (this.parameters != null) {
            devParameter = this.parameters.getOutputFilePath();
        }

        if (productionParameter != null) {
            value = productionParameter;
        } else if (devParameter != null) {
            value = devParameter;
        }

        if (value == null) {
            value = "css" + File.separator
                    + this.project.getName().toLowerCase() + ".scss";
        }

        return this.getResourcePath(value).toUri();
    }

    /**
     * Default: false 'true' includes the contents in the source map information
     */
    public Boolean getSourceMapContents() {
        Boolean value = Boolean.FALSE;
        Boolean productionParameter = null;
        if (this.productionParameters != null
                && this.productionParameters.getSourceMapContents() != null) {
            productionParameter = this.productionParameters
                    .getSourceMapContents();
        }

        Boolean devParameter = null;
        if (this.parameters != null) {
            devParameter = this.parameters.getSourceMapContents();
        }

        if (productionParameter != null) {
            value = productionParameter;
        } else if (devParameter != null) {
            value = devParameter;
        }
        return value;
    }

    /**
     * Default: false 'true' embeds the source map as a data URI
     */
    public Boolean getSourceMapEmbed() {
        Boolean value = Boolean.FALSE;
        Boolean productionParameter = null;
        if (this.productionParameters != null
                && this.productionParameters.getSourceMapEmbed() != null) {
            productionParameter = this.productionParameters.getSourceMapEmbed();
        }

        Boolean devParameter = null;
        if (this.parameters != null) {
            devParameter = this.parameters.getSourceMapEmbed();
        }

        if (productionParameter != null) {
            value = productionParameter;
        } else if (devParameter != null) {
            value = devParameter;
        }
        return value;
    }

    /**
     * Default: false. 'true' enables additional debugging information in the
     * output file as CSS comments
     */
    public Boolean getSourceComments() {
        Boolean value = Boolean.FALSE;
        Boolean productionParameter = null;
        if (this.productionParameters != null
                && this.productionParameters.getSourceComments() != null) {
            productionParameter = this.productionParameters.getSourceComments();
        }

        Boolean devParameter = null;
        if (this.parameters != null) {
            devParameter = this.parameters.getSourceComments();
        }

        if (productionParameter != null) {
            value = productionParameter;
        } else if (devParameter != null) {
            value = devParameter;
        }
        return value;
    }

    /**
     * Default: false 'true' values disable the inclusion of source map
     * information in the output file
     */
    public boolean getOmitSourceMappingUrl() {
        Boolean value = Boolean.FALSE;
        Boolean productionParameter = null;
        if (this.productionParameters != null && this.productionParameters
                .getOmitSourceMappingURL() != null) {
            productionParameter = this.productionParameters
                    .getOmitSourceMappingURL();
        }

        Boolean devParameter = null;
        if (this.parameters != null) {
            devParameter = this.parameters.getOmitSourceMappingURL();
        }

        if (productionParameter != null) {
            value = productionParameter;
        } else if (devParameter != null) {
            value = devParameter;
        }
        return value.booleanValue();
    }

    /**
     * Default: 'scss' Input syntax 'scss' or 'sass'
     */
    public PluginInputSyntax getInputSyntax() {
        PluginInputSyntax value = PluginInputSyntax.SCSS;
        PluginInputSyntax productionParameter = null;
        if (this.productionParameters != null
                && this.productionParameters.getInputSyntax() != null) {
            productionParameter = PluginInputSyntax.valueOf(
                    this.productionParameters.getInputSyntax().toUpperCase());
        }

        PluginInputSyntax devParameter = null;
        if (this.parameters != null
                && this.parameters.getInputSyntax() != null) {
            devParameter = PluginInputSyntax
                    .valueOf(this.parameters.getInputSyntax().toUpperCase());
        }

        if (productionParameter != null) {
            value = productionParameter;
        } else if (devParameter != null) {
            value = devParameter;
        }
        return value;
    }

    /**
     * Default: nested Values: nested, expanded, compact, compressed Determines
     * the output format of the final CSS style.
     */
    public PluginOutputStyle getOutputStyle() {
        PluginOutputStyle value = PluginOutputStyle.NESTED;
        PluginOutputStyle productionParameter = null;
        if (this.productionParameters != null
                && this.productionParameters.getOutputStyle() != null) {
            productionParameter = PluginOutputStyle.valueOf(
                    this.productionParameters.getOutputStyle().toUpperCase());
        }

        PluginOutputStyle devParameter = null;
        if (this.parameters != null
                && this.parameters.getOutputStyle() != null) {
            devParameter = PluginOutputStyle
                    .valueOf(this.parameters.getOutputStyle().toUpperCase());
        }

        if (productionParameter != null) {
            value = productionParameter;
        } else if (devParameter != null) {
            value = devParameter;
        }
        return value;
    }

    /**
     * Default: 5 Used to determine how many digits after the decimal will be
     * allowed. For instance, if you had a decimal number
     */
    public int getPrecision() {
        Integer value = Integer.valueOf(5);
        Integer productionParameter = null;
        if (this.productionParameters != null
                && this.productionParameters.getInputSyntax() != null) {
            productionParameter = Integer
                    .valueOf(this.productionParameters.getInputSyntax());
        }

        Integer devParameter = null;
        if (this.parameters != null
                && this.parameters.getInputSyntax() != null) {
            devParameter = Integer.valueOf(this.parameters.getInputSyntax());
        }

        if (productionParameter != null) {
            value = productionParameter;
        } else if (devParameter != null) {
            value = devParameter;
        }
        return value.intValue();
    }

    /**
     * Default: "" Paths that LibSass can look in to attempt to resolve your
     * declarations. When using data, it is recommended that you use this. ';'
     * is the path separator for Windows ':' is the path separator for Linux
     */
    public String[] getIncludePaths() {
        String value = "";
        String productionParameter = null;
        if (this.productionParameters != null
                && this.productionParameters.getIncludePaths() != null) {
            productionParameter = this.productionParameters.getIncludePaths();
        }

        String devParameter = null;
        if (this.parameters != null) {
            devParameter = this.parameters.getIncludePaths();
        }

        if (productionParameter != null) {
            value = productionParameter;
        } else if (devParameter != null) {
            value = devParameter;
        }
        return value.split(File.pathSeparator);
    }

    /**
     * Path of source file to generate if not embedded
     */
    public URI getSourceMapUri() {
        String value = null;
        String productionParameter = null;
        if (this.productionParameters != null) {
            productionParameter = this.productionParameters
                    .getSourceMapFilePath();
        }

        String devParameter = null;
        if (this.parameters != null) {
            devParameter = this.parameters.getSourceMapFilePath();
        }

        if (productionParameter != null) {
            value = productionParameter;
        } else if (devParameter != null) {
            value = devParameter;
        }

        if (value == null) {
            return null;
        }

        return this.getResourcePath(value).toUri();
    }

    /**
     * Path for compass installation
     */
    public Path getCompassInstallationPath() {
        String value = "scss";

        if (this.parameters != null
                && this.parameters.getCompassInstallationPath() != null) {
            value = this.parameters.getCompassInstallationPath();
        }

        return this.getResourcePath(value);
    }

    public String getCompassVersion() {
        String value = "";
        if (this.parameters != null
                && this.parameters.getCompassVersion() != null) {
            value = this.parameters.getCompassVersion();
        }
        return value;
    }

    /**
     * Path for bourbon installation
     */
    public Path getBourbonInstallationPath() {
        String value = "scss";

        if (this.parameters != null
                && this.parameters.getBourbonInstallationPath() != null) {
            value = this.parameters.getBourbonInstallationPath();
        }

        return this.getResourcePath(value);
    }

    public String getBourbonVersion() {
        String value = "";
        if (this.parameters != null
                && this.parameters.getBourbonVersion() != null) {
            value = this.parameters.getBourbonVersion();
        }
        return value;
    }

    public Path getLibsassWatchDirectory() {
        return this.getResourcePath(this.parameters.getWatchedDirectoryPath());
    }
}