PHP WebShell

• .. (вверх)
• [DIR] ..
• [FILE] Hooks.js
• [FILE] Lexer.js
• [FILE] Parser.js
• [FILE] Renderer.js
• [FILE] Slugger.js
• [FILE] TextRenderer.js
• [FILE] Tokenizer.js
• [FILE] defaults.js
• [FILE] helpers.js
• [FILE] marked.js
• [FILE] rules.js

Просмотр файла: Slugger.js

/**
 * Slugger generates header id
 */
export class Slugger {
  constructor() {
    this.seen = {};
  }

  /**
   * @param {string} value
   */
  serialize(value) {
    return value
      .toLowerCase()
      .trim()
      // remove html tags
      .replace(/<[!\/a-z].*?>/ig, '')
      // remove unwanted chars
      .replace(/[\u2000-\u206F\u2E00-\u2E7F\\'!"#$%&()*+,./:;<=>?@[\]^`{|}~]/g, '')
      .replace(/\s/g, '-');
  }

  /**
   * Finds the next safe (unique) slug to use
   * @param {string} originalSlug
   * @param {boolean} isDryRun
   */
  getNextSafeSlug(originalSlug, isDryRun) {
    let slug = originalSlug;
    let occurenceAccumulator = 0;
    if (this.seen.hasOwnProperty(slug)) {
      occurenceAccumulator = this.seen[originalSlug];
      do {
        occurenceAccumulator++;
        slug = originalSlug + '-' + occurenceAccumulator;
      } while (this.seen.hasOwnProperty(slug));
    }
    if (!isDryRun) {
      this.seen[originalSlug] = occurenceAccumulator;
      this.seen[slug] = 0;
    }
    return slug;
  }

  /**
   * Convert string to unique id
   * @param {object} [options]
   * @param {boolean} [options.dryrun] Generates the next unique slug without
   * updating the internal accumulator.
   */
  slug(value, options = {}) {
    const slug = this.serialize(value);
    return this.getNextSafeSlug(slug, options.dryrun);
  }
}

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