wp-pot / gulp-wp-pot

'use strict';

const assert = require('assert');

/**

 * Verify a language block, divided by two new lines

 *

 * @param potContents

 * @param comment

 * @param fileinfo

 * @param msgid

 * @param plural

 * @param context

 * @return {boolean}

 */

function verifyLanguageBlock (potContents, comment, fileinfo, msgid, plural, context) {

  const blocks = potContents.split('\n\n');

  for (let i = 1; i < blocks.length; i++) {

    const blocklines = blocks[i].split('\n');

    let fileinfoLine = 0;

    if (comment && blocks[i].indexOf('#. ' + comment) === -1) {

      continue;

    } else if (comment) {

      fileinfoLine++;

    }

    // Check if correct file

    if (fileinfo && blocklines[fileinfoLine].indexOf(fileinfo) === -1) {

      continue;

    }

    // Check if msgid is correct

    if (msgid && blocks[i].indexOf('msgid "' + msgid + '"\n') === -1) {

      continue;

    }

    // Check if plural msgid is correct

    if (plural && blocks[i].indexOf('msgid_plural "' + plural + '"\n') === -1) {

      continue;

    } else if (!plural && blocks[i].indexOf('msgid_plural') !== -1) {

      continue;

    }

    // Check if context is correct

    if (context && blocks[i].indexOf('msgctxt "' + context + '"\n') === -1) {

      continue;

    } else if (!context && blocks[i].indexOf('msgctxt') !== -1) {

      continue;

    }

    // Check if msgstr is correct when plural

    if (plural && blocks[i].indexOf('msgstr[0] ""\n') === -1 && blocks[i].indexOf('msgstr[1] ""\n') === -1 && blocks[i].indexOf('msgstr ""\n') !== -1) {

      continue;

      // Check if msgstr is correct when singular

    } else if (!plural && blocks[i].indexOf('msgstr[0] ""\n') !== -1 && blocks[i].indexOf('msgstr[1] ""\n') !== -1 && blocks[i].indexOf('msgstr ""\n') === -1) {

      continue;

    }

    return true;

  }

  return false;

}

/**

 * Test the valid-functions.php file

 * Since this file is used many times its a separate function

 * @param potContents

 * @param fixturePath

 * @param invert

 */

function testValidFunctions (potContents, fixturePath, invert) {

  let test = assert;

  if (invert) {

    test = function (value, message) {

      assert(!value, message);

    };

  }

  test(verifyLanguageBlock(potContents, false, fixturePath + ':2', 'Return string', false, false));

  test(verifyLanguageBlock(potContents, false, fixturePath + ':3', 'Print string', false, false));

  test(verifyLanguageBlock(potContents, false, fixturePath + ':4', 'Escape for attribute and return string', false, false));

  test(verifyLanguageBlock(potContents, false, fixturePath + ':5', 'Escape for attribute and print string', false, false));

  test(verifyLanguageBlock(potContents, false, fixturePath + ':6', 'Escape for html and return string', false, false));

  test(verifyLanguageBlock(potContents, false, fixturePath + ':7', 'Escape for html and print string', false, false));

  test(verifyLanguageBlock(potContents, false, fixturePath + ':8', 'Return string with context', false, 'Some context'));

  test(verifyLanguageBlock(potContents, false, fixturePath + ':9', 'Print string with context', false, 'Some context'));

  test(verifyLanguageBlock(potContents, false, fixturePath + ':10', 'Escape string with context for attribute', false, 'Some context'));

  test(verifyLanguageBlock(potContents, false, fixturePath + ':11', 'Escape string with context for html', false, 'Some context'));

  test(verifyLanguageBlock(potContents, false, fixturePath + ':12', 'Singular string', 'Plural string', false));

  test(verifyLanguageBlock(potContents, false, fixturePath + ':13', 'Singular string with noop', 'Plural string with noop', false));

  test(verifyLanguageBlock(potContents, false, fixturePath + ':14', 'Singular string with context', 'Plural string with context', 'Some context'));

  test(verifyLanguageBlock(potContents, false, fixturePath + ':15', 'Singular string with noop and context', 'Plural string with noop and context', 'Some context'));

}

module.exports = {

  verifyLanguageBlock: verifyLanguageBlock,

  testValidFunctions: testValidFunctions

};