Gruntfile.js

module.exports = function(grunt) {
  'use strict';

  // Load all tasks
  require('load-grunt-tasks')(grunt);
  // Show elapsed time
  require('time-grunt')(grunt);

  // Force use of Unix newlines
  grunt.util.linefeed = '\n';

  // Find what the current theme's directory is, relative to the WordPress root
  var path = process.cwd().replace(/^[\s\S]+\/wp-content/, "\/wp-content");

  var cssLessFiles = {
    'css/style.css': 'less/style.less',
    'css/editor-style.css': 'less/editor-style.less',
    'homepages/assets/css/single.css': 'homepages/assets/less/single.less',
    'homepages/assets/css/top-stories.css': 'homepages/assets/less/top-stories.less',
    'homepages/assets/css/legacy-three-column.css': 'homepages/assets/less/legacy-three-column.less'
  };

  grunt.initConfig({
    pkg: grunt.file.readJSON('package.json'),

    less: {
      compile: {
        options: {
          paths: ['less'],
          sourceMap: true,
          outputSourceFiles: true,
          sourceMapBasepath: path,
        },
        files: cssLessFiles
      }
    },

    uglify: {
      target: {
        options: {
          report: 'gzip'
        },
        files: [{
          expand: true,
          cwd: 'js',
          src: [
            'custom-less-variables.js',
            'custom-sidebar.js',
            'custom-term-icons.js',
            'featured-media.js',
            'floating-social-buttons.js',
            'image-widget.js',
            'largoCore.js',
            'load-more-posts.js',
            'navigation.js',
            'top-terms.js',
            'update-page.js',
            'widgets-php.js',
            '!*.min.js'
          ],
          dest: 'js',
          ext: '.min.js'
        }]
      }
    },

    cssmin: {
      target: {
        options: {
          report: 'gzip'
        },
        files: [
          {
          expand: true,
          cwd: 'css',
          src: ['*.css', '!*.min.css'],
          dest: 'css',
          ext: '.min.css'
        },
        {
          expand: true,
          cwd: 'homepages/assets/css',
          src: ['*.css', '!*.min.css'],
          dest: 'homepages/assets/css',
          ext: '.min.css'
        }
        ]
      }
    },

    shell: {
      apidocs: {
        command: [
          'cd docs',
          'rm -Rf api _build/html/api _build/doctrees/api',
          'make php',
        ].join('&&'),
        options: {
          stdout: true
        }
      },
      sphinx: {
        command: [
          'cd docs',
          'make html',
        ].join('&&'),
        options: {
          stdout: true
        }
      },
      msmerge: {
        command: [
          'msgmerge -o lang/es_ES.po.merged lang/es_ES.po lang/largo.pot',
          'mv lang/es_ES.po.merged lang/es_ES.po'
        ].join('&&')
      }
    },

    watch: {
      less: {
        files: [
          'less/**/*.less',
          'less/**/**/*.less',
          'homepages/assets/less/**/*.less'
        ],
        tasks: [
          'less:compile',
          'cssmin'
        ]
      },
      sphinx: {
        files: ['docs/*.rst', 'docs/*/*.rst'],
        tasks: ['docs']
      }
    },

    pot: {
      options: {
        text_domain: 'largo',
        dest: 'lang/',
        keywords: [ //WordPress localization functions
          '__:1',
          '_e:1',
          '_x:1,2c',
          'esc_html__:1',
          'esc_html_e:1',
          'esc_html_x:1,2c',
          'esc_attr__:1',
          'esc_attr_e:1',
          'esc_attr_x:1,2c',
          '_ex:1,2c',
          '_n:1,2',
          '_nx:1,2,4c',
          '_n_noop:1,2',
          '_nx_noop:1,2,3c'
        ]
      },
      files: {
        src: '**/*.php',
        expand: true
      }
    },

    po2mo: {
      files: {
        src: 'lang/*.po',
        expand: true
      }
    },

    version: {
      src: [
        'package.json'
      ],
      docs: {
        src: [
          'docs/conf.py'
        ]
      },
      css: {
        options: {
          prefix: 'Version: '
        },
        src: [
          'style.css',
        ]
      },
      readme: {
        options: {
          prefix: '\\*\\*Current version:\\*\\* v'
        },
        src: [
          'readme.md'
        ]
      }
    },

    gittag: {
      release: {
        options: {
          tag: 'v<%= pkg.version %>',
          message: 'tagging v<%= pkg.version %>'
        }
      }
    },

    gitpush: {
      release: {
        options: {
          tags: true,
          branch: 'master'
        }
      }
    },

    gitmerge: {
      release: {
        options: {
          branch: 'develop',
          message: 'Merge branch develop to master'
        }
      }
    },

    gitcheckout: {
      release: {
        options: {
          branch: 'master'
        }
      }
    },

    confirm: {
      release: {
        options: {
          question: 'Are you sure you want to publish a release?',
          input: 'yes,YES,y,Y'
        }
      }
    }
  });

  // Build API docs only
  grunt.registerTask('apidocs', ['shell:apidocs']);

  // Build ALL docs
  grunt.registerTask('docs', ['shell:sphinx']);

  // Build assets, docs and language files
  grunt.registerTask('build', 'Build assets, docs and language files', [
    'less',
    'cssmin',
    'uglify',
    'apidocs',
    'docs',
    'pot',
    'shell:msmerge'
  ]);

  // Increment version numbers and run a full build
  grunt.registerTask('build-release', 'Increment version numbers (based on package.json) and run a full build', [
    'version', 'build'
  ]);

  // Checkout master, merge develop to master, tag and push to remote
  grunt.registerTask('publish', 'Checkout master, merge develop to master, tag and push to remote', [
    'confirm:release',
    'gitcheckout:release',
    'gitmerge:release',
    'gittag:release',
    'gitpush:release'
  ]);
}