bible-passage-reference-parser/js/sv_bcv_parser.js

Identifies and parses Bible references (like John 3:16) in over 40 languages.

(function() {
  var bcv_parser, bcv_passage, bcv_utils, root,
    hasProp = {}.hasOwnProperty;

  root = this;

  bcv_parser = (function() {
    bcv_parser.prototype.s = "";

    bcv_parser.prototype.entities = [];

    bcv_parser.prototype.passage = null;

    bcv_parser.prototype.regexps = {};

    bcv_parser.prototype.options = {
      consecutive_combination_strategy: "combine",
      osis_compaction_strategy: "b",
      book_sequence_strategy: "ignore",
      invalid_sequence_strategy: "ignore",
      sequence_combination_strategy: "combine",
      punctuation_strategy: "us",
      invalid_passage_strategy: "ignore",
      non_latin_digits_strategy: "ignore",
      passage_existence_strategy: "bcv",
      zero_chapter_strategy: "error",
      zero_verse_strategy: "error",
      single_chapter_1_strategy: "chapter",
      book_alone_strategy: "ignore",
      book_range_strategy: "ignore",
      captive_end_digits_strategy: "delete",
      end_range_digits_strategy: "verse",
      include_apocrypha: false,
      ps151_strategy: "c",
      versification_system: "default",
      case_sensitive: "none"
    };

    function bcv_parser() {
      var key, ref, val;
      this.options = {};
      ref = bcv_parser.prototype.options;
      for (key in ref) {
        if (!hasProp.call(ref, key)) continue;
        val = ref[key];
        this.options[key] = val;
      }
      this.versification_system(this.options.versification_system);
    }

    bcv_parser.prototype.parse = function(s) {
      var ref;
      this.reset();
      this.s = s;
      s = this.replace_control_characters(s);
      ref = this.match_books(s), s = ref[0], this.passage.books = ref[1];
      this.entities = this.match_passages(s)[0];
      return this;
    };

    bcv_parser.prototype.parse_with_context = function(s, context) {
      var entities, ref, ref1, ref2;
      this.reset();
      ref = this.match_books(this.replace_control_characters(context)), context = ref[0], this.passage.books = ref[1];
      ref1 = this.match_passages(context), entities = ref1[0], context = ref1[1];
      this.reset();
      this.s = s;
      s = this.replace_control_characters(s);
      ref2 = this.match_books(s), s = ref2[0], this.passage.books = ref2[1];
      this.passage.books.push({
        value: "",
        parsed: [],
        start_index: 0,
        type: "context",
        context: context
      });
      s = "\x1f" + (this.passage.books.length - 1) + "/9\x1f" + s;
      this.entities = this.match_passages(s)[0];
      return this;
    };

    bcv_parser.prototype.reset = function() {
      this.s = "";
      this.entities = [];
      if (this.passage) {
        this.passage.books = [];
        return this.passage.indices = {};
      } else {
        this.passage = new bcv_passage;
        this.passage.options = this.options;
        return this.passage.translations = this.translations;
      }
    };

    bcv_parser.prototype.set_options = function(options) {
      var key, val;
      for (key in options) {
        if (!hasProp.call(options, key)) continue;
        val = options[key];
        if (key === "include_apocrypha" || key === "versification_system" || key === "case_sensitive") {
          this[key](val);
        } else {
          this.options[key] = val;
        }
      }
      return this;
    };

    bcv_parser.prototype.include_apocrypha = function(arg) {
      var base, base1, ref, translation, verse_count;
      if (!((arg != null) && (arg === true || arg === false))) {
        return this;
      }
      this.options.include_apocrypha = arg;
      this.regexps.books = this.regexps.get_books(arg, this.options.case_sensitive);
      ref = this.translations;
      for (translation in ref) {
        if (!hasProp.call(ref, translation)) continue;
        if (translation === "aliases" || translation === "alternates") {
          continue;
        }
        if ((base = this.translations[translation]).chapters == null) {
          base.chapters = {};
        }
        if ((base1 = this.translations[translation].chapters)["Ps"] == null) {
          base1["Ps"] = bcv_utils.shallow_clone_array(this.translations["default"].chapters["Ps"]);
        }
        if (arg === true) {
          if (this.translations[translation].chapters["Ps151"] != null) {
            verse_count = this.translations[translation].chapters["Ps151"][0];
          } else {
            verse_count = this.translations["default"].chapters["Ps151"][0];
          }
          this.translations[translation].chapters["Ps"][150] = verse_count;
        } else {
          if (this.translations[translation].chapters["Ps"].length === 151) {
            this.translations[translation].chapters["Ps"].pop();
          }
        }
      }
      return this;
    };

    bcv_parser.prototype.versification_system = function(system) {
      var base, base1, base2, book, chapter_list, ref, ref1;
      if (!((system != null) && (this.translations[system] != null))) {
        return this;
      }
      if (this.translations.alternates["default"] != null) {
        if (system === "default") {
          if (this.translations.alternates["default"].order != null) {
            this.translations["default"].order = bcv_utils.shallow_clone(this.translations.alternates["default"].order);
          }
          ref = this.translations.alternates["default"].chapters;
          for (book in ref) {
            if (!hasProp.call(ref, book)) continue;
            chapter_list = ref[book];
            this.translations["default"].chapters[book] = bcv_utils.shallow_clone_array(chapter_list);
          }
        } else {
          this.versification_system("default");
        }
      }
      if ((base = this.translations.alternates)["default"] == null) {
        base["default"] = {
          order: null,
          chapters: {}
        };
      }
      if (system !== "default" && (this.translations[system].order != null)) {
        if ((base1 = this.translations.alternates["default"]).order == null) {
          base1.order = bcv_utils.shallow_clone(this.translations["default"].order);
        }
        this.translations["default"].order = bcv_utils.shallow_clone(this.translations[system].order);
      }
      if (system !== "default" && (this.translations[system].chapters != null)) {
        ref1 = this.translations[system].chapters;
        for (book in ref1) {
          if (!hasProp.call(ref1, book)) continue;
          chapter_list = ref1[book];
          if ((base2 = this.translations.alternates["default"].chapters)[book] == null) {
            base2[book] = bcv_utils.shallow_clone_array(this.translations["default"].chapters[book]);
          }
          this.translations["default"].chapters[book] = bcv_utils.shallow_clone_array(chapter_list);
        }
      }
      this.options.versification_system = system;
      this.include_apocrypha(this.options.include_apocrypha);
      return this;
    };

    bcv_parser.prototype.case_sensitive = function(arg) {
      if (!((arg != null) && (arg === "none" || arg === "books"))) {
        return this;
      }
      if (arg === this.options.case_sensitive) {
        return this;
      }
      this.options.case_sensitive = arg;
      this.regexps.books = this.regexps.get_books(this.options.include_apocrypha, arg);
      return this;
    };

    bcv_parser.prototype.translation_info = function(new_translation) {
      var book, chapter_list, id, old_translation, out, ref, ref1, ref2;
      if (new_translation == null) {
        new_translation = "default";
      }
      if ((new_translation != null) && (((ref = this.translations.aliases[new_translation]) != null ? ref.alias : void 0) != null)) {
        new_translation = this.translations.aliases[new_translation].alias;
      }
      if (!((new_translation != null) && (this.translations[new_translation] != null))) {
        new_translation = "default";
      }
      old_translation = this.options.versification_system;
      if (new_translation !== old_translation) {
        this.versification_system(new_translation);
      }
      out = {
        alias: new_translation,
        books: [],
        chapters: {},
        order: bcv_utils.shallow_clone(this.translations["default"].order)
      };
      ref1 = this.translations["default"].chapters;
      for (book in ref1) {
        if (!hasProp.call(ref1, book)) continue;
        chapter_list = ref1[book];
        out.chapters[book] = bcv_utils.shallow_clone_array(chapter_list);
      }
      ref2 = out.order;
      for (book in ref2) {
        if (!hasProp.call(ref2, book)) continue;
        id = ref2[book];
        out.books[id - 1] = book;
      }
      if (new_translation !== old_translation) {
        this.versification_system(old_translation);
      }
      return out;
    };

    bcv_parser.prototype.replace_control_characters = function(s) {
      s = s.replace(this.regexps.control, " ");
      if (this.options.non_latin_digits_strategy === "replace") {
        s = s.replace(/[٠۰߀०০੦૦୦0౦೦൦๐໐༠၀႐០᠐᥆᧐᪀᪐᭐᮰᱀᱐꘠꣐꤀꧐꩐꯰０]/g, "0");
        s = s.replace(/[١۱߁१১੧૧୧௧౧೧൧๑໑༡၁႑១᠑᥇᧑᪁᪑᭑᮱᱁᱑꘡꣑꤁꧑꩑꯱１]/g, "1");
        s = s.replace(/[٢۲߂२২੨૨୨௨౨೨൨๒໒༢၂႒២᠒᥈᧒᪂᪒᭒᮲᱂᱒꘢꣒꤂꧒꩒꯲２]/g, "2");
        s = s.replace(/[٣۳߃३৩੩૩୩௩౩೩൩๓໓༣၃႓៣᠓᥉᧓᪃᪓᭓᮳᱃᱓꘣꣓꤃꧓꩓꯳３]/g, "3");
        s = s.replace(/[٤۴߄४৪੪૪୪௪౪೪൪๔໔༤၄႔៤᠔᥊᧔᪄᪔᭔᮴᱄᱔꘤꣔꤄꧔꩔꯴４]/g, "4");
        s = s.replace(/[٥۵߅५৫੫૫୫௫౫೫൫๕໕༥၅႕៥᠕᥋᧕᪅᪕᭕᮵᱅᱕꘥꣕꤅꧕꩕꯵５]/g, "5");
        s = s.replace(/[٦۶߆६৬੬૬୬௬౬೬൬๖໖༦၆႖៦᠖᥌᧖᪆᪖᭖᮶᱆᱖꘦꣖꤆꧖꩖꯶６]/g, "6");
        s = s.replace(/[٧۷߇७৭੭૭୭௭౭೭൭๗໗༧၇႗៧᠗᥍᧗᪇᪗᭗᮷᱇᱗꘧꣗꤇꧗꩗꯷７]/g, "7");
        s = s.replace(/[٨۸߈८৮੮૮୮௮౮೮൮๘໘༨၈႘៨᠘᥎᧘᪈᪘᭘᮸᱈᱘꘨꣘꤈꧘꩘꯸８]/g, "8");
        s = s.replace(/[٩۹߉९৯੯૯୯௯౯೯൯๙໙༩၉႙៩᠙᥏᧙᪉᪙᭙᮹᱉᱙꘩꣙꤉꧙꩙꯹９]/g, "9");
      }
      return s;
    };

    bcv_parser.prototype.match_books = function(s) {
      var book, books, has_replacement, k, len, ref;
      books = [];
      ref = this.regexps.books;
      for (k = 0, len = ref.length; k < len; k++) {
        book = ref[k];
        has_replacement = false;
        s = s.replace(book.regexp, function(full, prev, bk) {
          var extra;
          has_replacement = true;
          books.push({
            value: bk,
            parsed: book.osis,
            type: "book"
          });
          extra = book.extra != null ? "/" + book.extra : "";
          return prev + "\x1f" + (books.length - 1) + extra + "\x1f";
        });
        if (has_replacement === true && /^[\s\x1f\d:.,;\-\u2013\u2014]+$/.test(s)) {
          break;
        }
      }
      s = s.replace(this.regexps.translations, function(match) {
        books.push({
          value: match,
          parsed: match.toLowerCase(),
          type: "translation"
        });
        return "\x1e" + (books.length - 1) + "\x1e";
      });
      return [s, this.get_book_indices(books, s)];
    };

    bcv_parser.prototype.get_book_indices = function(books, s) {
      var add_index, match, re;
      add_index = 0;
      re = /([\x1f\x1e])(\d+)(?:\/\d+)?\1/g;
      while (match = re.exec(s)) {
        books[match[2]].start_index = match.index + add_index;
        add_index += books[match[2]].value.length - match[0].length;
      }
      return books;
    };

    bcv_parser.prototype.match_passages = function(s) {
      var accum, book_id, entities, full, match, next_char, original_part_length, part, passage, post_context, ref, regexp_index_adjust, start_index_adjust;
      entities = [];
      post_context = {};
      while (match = this.regexps.escaped_passage.exec(s)) {
        full = match[0], part = match[1], book_id = match[2];
        original_part_length = part.length;
        match.index += full.length - original_part_length;
        if (/\s[2-9]\d\d\s*$|\s\d{4,}\s*$/.test(part)) {
          part = part.replace(/\s+\d+\s*$/, "");
        }
        if (!/[\d\x1f\x1e)]$/.test(part)) {
          part = this.replace_match_end(part);
        }
        if (this.options.captive_end_digits_strategy === "delete") {
          next_char = match.index + part.length;
          if (s.length > next_char && /^\w/.test(s.substr(next_char, 1))) {
            part = part.replace(/[\s*]+\d+$/, "");
          }
          part = part.replace(/(\x1e[)\]]?)[\s*]*\d+$/, "$1");
        }
        part = part.replace(/[A-Z]+/g, function(capitals) {
          return capitals.toLowerCase();
        });
        start_index_adjust = part.substr(0, 1) === "\x1f" ? 0 : part.split("\x1f")[0].length;
        passage = {
          value: grammar.parse(part, {
            punctuation_strategy: this.options.punctuation_strategy
          }),
          type: "base",
          start_index: this.passage.books[book_id].start_index - start_index_adjust,
          match: part
        };
        if (this.options.book_alone_strategy === "full" && this.options.book_range_strategy === "include" && passage.value[0].type === "b" && (passage.value.length === 1 || (passage.value.length > 1 && passage.value[1].type === "translation_sequence")) && start_index_adjust === 0 && (this.passage.books[book_id].parsed.length === 1 || (this.passage.books[book_id].parsed.length > 1 && this.passage.books[book_id].parsed[1].type === "translation")) && /^[234]/.test(this.passage.books[book_id].parsed[0])) {
          this.create_book_range(s, passage, book_id);
        }
        ref = this.passage.handle_obj(passage), accum = ref[0], post_context = ref[1];
        entities = entities.concat(accum);
        regexp_index_adjust = this.adjust_regexp_end(accum, original_part_length, part.length);
        if (regexp_index_adjust > 0) {
          this.regexps.escaped_passage.lastIndex -= regexp_index_adjust;
        }
      }
      return [entities, post_context];
    };

    bcv_parser.prototype.adjust_regexp_end = function(accum, old_length, new_length) {
      var regexp_index_adjust;
      regexp_index_adjust = 0;
      if (accum.length > 0) {
        regexp_index_adjust = old_length - accum[accum.length - 1].indices[1] - 1;
      } else if (old_length !== new_length) {
        regexp_index_adjust = old_length - new_length;
      }
      return regexp_index_adjust;
    };

    bcv_parser.prototype.replace_match_end = function(part) {
      var match, remove;
      remove = part.length;
      while (match = this.regexps.match_end_split.exec(part)) {
        remove = match.index + match[0].length;
      }
      if (remove < part.length) {
        part = part.substr(0, remove);
      }
      return part;
    };

    bcv_parser.prototype.create_book_range = function(s, passage, book_id) {
      var cases, i, k, limit, prev, range_regexp, ref;
      cases = [bcv_parser.prototype.regexps.first, bcv_parser.prototype.regexps.second, bcv_parser.prototype.regexps.third];
      limit = parseInt(this.passage.books[book_id].parsed[0].substr(0, 1), 10);
      for (i = k = 1, ref = limit; 1 <= ref ? k < ref : k > ref; i = 1 <= ref ? ++k : --k) {
        range_regexp = i === limit - 1 ? bcv_parser.prototype.regexps.range_and : bcv_parser.prototype.regexps.range_only;
        prev = s.match(RegExp("(?:^|\\W)(" + cases[i - 1] + "\\s*" + range_regexp + "\\s*)\\x1f" + book_id + "\\x1f", "i"));
        if (prev != null) {
          return this.add_book_range_object(passage, prev, i);
        }
      }
      return false;
    };

    bcv_parser.prototype.add_book_range_object = function(passage, prev, start_book_number) {
      var i, k, length, ref, ref1, results;
      length = prev[1].length;
      passage.value[0] = {
        type: "b_range_pre",
        value: [
          {
            type: "b_pre",
            value: start_book_number.toString(),
            indices: [prev.index, prev.index + length]
          }, passage.value[0]
        ],
        indices: [0, passage.value[0].indices[1] + length]
      };
      passage.value[0].value[1].indices[0] += length;
      passage.value[0].value[1].indices[1] += length;
      passage.start_index -= length;
      passage.match = prev[1] + passage.match;
      if (passage.value.length === 1) {
        return;
      }
      results = [];
      for (i = k = 1, ref = passage.value.length; 1 <= ref ? k < ref : k > ref; i = 1 <= ref ? ++k : --k) {
        if (passage.value[i].value == null) {
          continue;
        }
        if (((ref1 = passage.value[i].value[0]) != null ? ref1.indices : void 0) != null) {
          passage.value[i].value[0].indices[0] += length;
          passage.value[i].value[0].indices[1] += length;
        }
        passage.value[i].indices[0] += length;
        results.push(passage.value[i].indices[1] += length);
      }
      return results;
    };

    bcv_parser.prototype.osis = function() {
      var k, len, osis, out, ref;
      out = [];
      ref = this.parsed_entities();
      for (k = 0, len = ref.length; k < len; k++) {
        osis = ref[k];
        if (osis.osis.length > 0) {
          out.push(osis.osis);
        }
      }
      return out.join(",");
    };

    bcv_parser.prototype.osis_and_translations = function() {
      var k, len, osis, out, ref;
      out = [];
      ref = this.parsed_entities();
      for (k = 0, len = ref.length; k < len; k++) {
        osis = ref[k];
        if (osis.osis.length > 0) {
          out.push([osis.osis, osis.translations.join(",")]);
        }
      }
      return out;
    };

    bcv_parser.prototype.osis_and_indices = function() {
      var k, len, osis, out, ref;
      out = [];
      ref = this.parsed_entities();
      for (k = 0, len = ref.length; k < len; k++) {
        osis = ref[k];
        if (osis.osis.length > 0) {
          out.push({
            osis: osis.osis,
            translations: osis.translations,
            indices: osis.indices
          });
        }
      }
      return out;
    };

    bcv_parser.prototype.parsed_entities = function() {
      var entity, entity_id, i, k, l, last_i, len, len1, length, m, n, osis, osises, out, passage, ref, ref1, ref2, ref3, strings, translation, translation_alias, translation_osis, translations;
      out = [];
      for (entity_id = k = 0, ref = this.entities.length; 0 <= ref ? k < ref : k > ref; entity_id = 0 <= ref ? ++k : --k) {
        entity = this.entities[entity_id];
        if (entity.type && entity.type === "translation_sequence" && out.length > 0 && entity_id === out[out.length - 1].entity_id + 1) {
          out[out.length - 1].indices[1] = entity.absolute_indices[1];
        }
        if (entity.passages == null) {
          continue;
        }
        if ((entity.type === "b" && this.options.book_alone_strategy === "ignore") || (entity.type === "b_range" && this.options.book_range_strategy === "ignore") || entity.type === "context") {
          continue;
        }
        translations = [];
        translation_alias = null;
        if (entity.passages[0].translations != null) {
          ref1 = entity.passages[0].translations;
          for (l = 0, len = ref1.length; l < len; l++) {
            translation = ref1[l];
            translation_osis = ((ref2 = translation.osis) != null ? ref2.length : void 0) > 0 ? translation.osis : "";
            if (translation_alias == null) {
              translation_alias = translation.alias;
            }
            translations.push(translation_osis);
          }
        } else {
          translations = [""];
          translation_alias = "default";
        }
        osises = [];
        length = entity.passages.length;
        for (i = m = 0, ref3 = length; 0 <= ref3 ? m < ref3 : m > ref3; i = 0 <= ref3 ? ++m : --m) {
          passage = entity.passages[i];
          if (passage.type == null) {
            passage.type = entity.type;
          }
          if (passage.valid.valid === false) {
            if (this.options.invalid_sequence_strategy === "ignore" && entity.type === "sequence") {
              this.snap_sequence("ignore", entity, osises, i, length);
            }
            if (this.options.invalid_passage_strategy === "ignore") {
              continue;
            }
          }
          if ((passage.type === "b" || passage.type === "b_range") && this.options.book_sequence_strategy === "ignore" && entity.type === "sequence") {
            this.snap_sequence("book", entity, osises, i, length);
            continue;
          }
          if ((passage.type === "b_range_start" || passage.type === "range_end_b") && this.options.book_range_strategy === "ignore") {
            this.snap_range(entity, i);
          }
          if (passage.absolute_indices == null) {
            passage.absolute_indices = entity.absolute_indices;
          }
          osises.push({
            osis: passage.valid.valid ? this.to_osis(passage.start, passage.end, translation_alias) : "",
            type: passage.type,
            indices: passage.absolute_indices,
            translations: translations,
            start: passage.start,
            end: passage.end,
            enclosed_indices: passage.enclosed_absolute_indices,
            entity_id: entity_id,
            entities: [passage]
          });
        }
        if (osises.length === 0) {
          continue;
        }
        if (osises.length > 1 && this.options.consecutive_combination_strategy === "combine") {
          osises = this.combine_consecutive_passages(osises, translation_alias);
        }
        if (this.options.sequence_combination_strategy === "separate") {
          out = out.concat(osises);
        } else {
          strings = [];
          last_i = osises.length - 1;
          if ((osises[last_i].enclosed_indices != null) && osises[last_i].enclosed_indices[1] >= 0) {
            entity.absolute_indices[1] = osises[last_i].enclosed_indices[1];
          }
          for (n = 0, len1 = osises.length; n < len1; n++) {
            osis = osises[n];
            if (osis.osis.length > 0) {
              strings.push(osis.osis);
            }
          }
          out.push({
            osis: strings.join(","),
            indices: entity.absolute_indices,
            translations: translations,
            entity_id: entity_id,
            entities: osises
          });
        }
      }
      return out;
    };

    bcv_parser.prototype.to_osis = function(start, end, translation) {
      var osis, out;
      if ((end.c == null) && (end.v == null) && start.b === end.b && (start.c == null) && (start.v == null) && this.options.book_alone_strategy === "first_chapter") {
        end.c = 1;
      }
      osis = {
        start: "",
        end: ""
      };
      if (start.c == null) {
        start.c = 1;
      }
      if (start.v == null) {
        start.v = 1;
      }
      if (end.c == null) {
        if (this.options.passage_existence_strategy.indexOf("c") >= 0 || ((this.passage.translations[translation].chapters[end.b] != null) && this.passage.translations[translation].chapters[end.b].length === 1)) {
          end.c = this.passage.translations[translation].chapters[end.b].length;
        } else {
          end.c = 999;
        }
      }
      if (end.v == null) {
        if ((this.passage.translations[translation].chapters[end.b][end.c - 1] != null) && this.options.passage_existence_strategy.indexOf("v") >= 0) {
          end.v = this.passage.translations[translation].chapters[end.b][end.c - 1];
        } else {
          end.v = 999;
        }
      }
      if (this.options.include_apocrypha && this.options.ps151_strategy === "b" && ((start.c === 151 && start.b === "Ps") || (end.c === 151 && end.b === "Ps"))) {
        this.fix_ps151(start, end, translation);
      }
      if (this.options.osis_compaction_strategy === "b" && start.c === 1 && start.v === 1 && ((end.c === 999 && end.v === 999) || (end.c === this.passage.translations[translation].chapters[end.b].length && this.options.passage_existence_strategy.indexOf("c") >= 0 && (end.v === 999 || (end.v === this.passage.translations[translation].chapters[end.b][end.c - 1] && this.options.passage_existence_strategy.indexOf("v") >= 0))))) {
        osis.start = start.b;
        osis.end = end.b;
      } else if (this.options.osis_compaction_strategy.length <= 2 && start.v === 1 && (end.v === 999 || (end.v === this.passage.translations[translation].chapters[end.b][end.c - 1] && this.options.passage_existence_strategy.indexOf("v") >= 0))) {
        osis.start = start.b + "." + start.c.toString();
        osis.end = end.b + "." + end.c.toString();
      } else {
        osis.start = start.b + "." + start.c.toString() + "." + start.v.toString();
        osis.end = end.b + "." + end.c.toString() + "." + end.v.toString();
      }
      if (osis.start === osis.end) {
        out = osis.start;
      } else {
        out = osis.start + "-" + osis.end;
      }
      if (start.extra != null) {
        out = start.extra + "," + out;
      }
      if (end.extra != null) {
        out += "," + end.extra;
      }
      return out;
    };

    bcv_parser.prototype.fix_ps151 = function(start, end, translation) {
      var ref;
      if (translation !== "default" && (((ref = this.translations[translation]) != null ? ref.chapters["Ps151"] : void 0) == null)) {
        this.passage.promote_book_to_translation("Ps151", translation);
      }
      if (start.c === 151 && start.b === "Ps") {
        if (end.c === 151 && end.b === "Ps") {
          start.b = "Ps151";
          start.c = 1;
          end.b = "Ps151";
          return end.c = 1;
        } else {
          start.extra = this.to_osis({
            b: "Ps151",
            c: 1,
            v: start.v
          }, {
            b: "Ps151",
            c: 1,
            v: this.passage.translations[translation].chapters["Ps151"][0]
          }, translation);
          start.b = "Prov";
          start.c = 1;
          return start.v = 1;
        }
      } else {
        end.extra = this.to_osis({
          b: "Ps151",
          c: 1,
          v: 1
        }, {
          b: "Ps151",
          c: 1,
          v: end.v
        }, translation);
        end.c = 150;
        return end.v = this.passage.translations[translation].chapters["Ps"][149];
      }
    };

    bcv_parser.prototype.combine_consecutive_passages = function(osises, translation) {
      var enclosed_sequence_start, has_enclosed, i, is_enclosed_last, k, last_i, osis, out, prev, prev_i, ref;
      out = [];
      prev = {};
      last_i = osises.length - 1;
      enclosed_sequence_start = -1;
      has_enclosed = false;
      for (i = k = 0, ref = last_i; 0 <= ref ? k <= ref : k >= ref; i = 0 <= ref ? ++k : --k) {
        osis = osises[i];
        if (osis.osis.length > 0) {
          prev_i = out.length - 1;
          is_enclosed_last = false;
          if (osis.enclosed_indices[0] !== enclosed_sequence_start) {
            enclosed_sequence_start = osis.enclosed_indices[0];
          }
          if (enclosed_sequence_start >= 0 && (i === last_i || osises[i + 1].enclosed_indices[0] !== osis.enclosed_indices[0])) {
            is_enclosed_last = true;
            has_enclosed = true;
          }
          if (this.is_verse_consecutive(prev, osis.start, translation)) {
            out[prev_i].end = osis.end;
            out[prev_i].is_enclosed_last = is_enclosed_last;
            out[prev_i].indices[1] = osis.indices[1];
            out[prev_i].enclosed_indices[1] = osis.enclosed_indices[1];
            out[prev_i].osis = this.to_osis(out[prev_i].start, osis.end, translation);
          } else {
            out.push(osis);
          }
          prev = {
            b: osis.end.b,
            c: osis.end.c,
            v: osis.end.v
          };
        } else {
          out.push(osis);
          prev = {};
        }
      }
      if (has_enclosed) {
        this.snap_enclosed_indices(out);
      }
      return out;
    };

    bcv_parser.prototype.snap_enclosed_indices = function(osises) {
      var k, len, osis;
      for (k = 0, len = osises.length; k < len; k++) {
        osis = osises[k];
        if (osis.is_enclosed_last != null) {
          if (osis.enclosed_indices[0] < 0 && osis.is_enclosed_last) {
            osis.indices[1] = osis.enclosed_indices[1];
          }
          delete osis.is_enclosed_last;
        }
      }
      return osises;
    };

    bcv_parser.prototype.is_verse_consecutive = function(prev, check, translation) {
      var translation_order;
      if (prev.b == null) {
        return false;
      }
      translation_order = this.passage.translations[translation].order != null ? this.passage.translations[translation].order : this.passage.translations["default"].order;
      if (prev.b === check.b) {
        if (prev.c === check.c) {
          if (prev.v === check.v - 1) {
            return true;
          }
        } else if (check.v === 1 && prev.c === check.c - 1) {
          if (prev.v === this.passage.translations[translation].chapters[prev.b][prev.c - 1]) {
            return true;
          }
        }
      } else if (check.c === 1 && check.v === 1 && translation_order[prev.b] === translation_order[check.b] - 1) {
        if (prev.c === this.passage.translations[translation].chapters[prev.b].length && prev.v === this.passage.translations[translation].chapters[prev.b][prev.c - 1]) {
          return true;
        }
      }
      return false;
    };

    bcv_parser.prototype.snap_range = function(entity, passage_i) {
      var entity_i, key, pluck, ref, source_entity, target_entity, temp, type;
      if (entity.type === "b_range_start" || (entity.type === "sequence" && entity.passages[passage_i].type === "b_range_start")) {
        entity_i = 1;
        source_entity = "end";
        type = "b_range_start";
      } else {
        entity_i = 0;
        source_entity = "start";
        type = "range_end_b";
      }
      target_entity = source_entity === "end" ? "start" : "end";
      ref = entity.passages[passage_i][target_entity];
      for (key in ref) {
        if (!hasProp.call(ref, key)) continue;
        entity.passages[passage_i][target_entity][key] = entity.passages[passage_i][source_entity][key];
      }
      if (entity.type === "sequence") {
        if (passage_i >= entity.value.length) {
          passage_i = entity.value.length - 1;
        }
        pluck = this.passage.pluck(type, entity.value[passage_i]);
        if (pluck != null) {
          temp = this.snap_range(pluck, 0);
          if (passage_i === 0) {
            entity.absolute_indices[0] = temp.absolute_indices[0];
          } else {
            entity.absolute_indices[1] = temp.absolute_indices[1];
          }
        }
      } else {
        entity.original_type = entity.type;
        entity.type = entity.value[entity_i].type;
        entity.absolute_indices = [entity.value[entity_i].absolute_indices[0], entity.value[entity_i].absolute_indices[1]];
      }
      return entity;
    };

    bcv_parser.prototype.snap_sequence = function(type, entity, osises, i, length) {
      var passage;
      passage = entity.passages[i];
      if (passage.absolute_indices[0] === entity.absolute_indices[0] && i < length - 1 && this.get_snap_sequence_i(entity.passages, i, length) !== i) {
        entity.absolute_indices[0] = entity.passages[i + 1].absolute_indices[0];
        this.remove_absolute_indices(entity.passages, i + 1);
      } else if (passage.absolute_indices[1] === entity.absolute_indices[1] && i > 0) {
        entity.absolute_indices[1] = osises.length > 0 ? osises[osises.length - 1].indices[1] : entity.passages[i - 1].absolute_indices[1];
      } else if (type === "book" && i < length - 1 && !this.starts_with_book(entity.passages[i + 1])) {
        entity.passages[i + 1].absolute_indices[0] = passage.absolute_indices[0];
      }
      return entity;
    };

    bcv_parser.prototype.get_snap_sequence_i = function(passages, i, length) {
      var j, k, ref, ref1;
      for (j = k = ref = i + 1, ref1 = length; ref <= ref1 ? k < ref1 : k > ref1; j = ref <= ref1 ? ++k : --k) {
        if (this.starts_with_book(passages[j])) {
          return j;
        }
        if (passages[j].valid.valid) {
          return i;
        }
      }
      return i;
    };

    bcv_parser.prototype.starts_with_book = function(passage) {
      if (passage.type.substr(0, 1) === "b") {
        return true;
      }
      if ((passage.type === "range" || passage.type === "ff") && passage.start.type.substr(0, 1) === "b") {
        return true;
      }
      return false;
    };

    bcv_parser.prototype.remove_absolute_indices = function(passages, i) {
      var end, k, len, passage, ref, ref1, start;
      if (passages[i].enclosed_absolute_indices[0] < 0) {
        return false;
      }
      ref = passages[i].enclosed_absolute_indices, start = ref[0], end = ref[1];
      ref1 = passages.slice(i);
      for (k = 0, len = ref1.length; k < len; k++) {
        passage = ref1[k];
        if (passage.enclosed_absolute_indices[0] === start && passage.enclosed_absolute_indices[1] === end) {
          passage.enclosed_absolute_indices = [-1, -1];
        } else {
          break;
        }
      }
      return true;
    };

    return bcv_parser;

  })();

  root.bcv_parser = bcv_parser;

  bcv_passage = (function() {
    function bcv_passage() {}

    bcv_passage.prototype.books = [];

    bcv_passage.prototype.indices = {};

    bcv_passage.prototype.options = {};

    bcv_passage.prototype.translations = {};

    bcv_passage.prototype.handle_array = function(passages, accum, context) {
      var k, len, passage, ref;
      if (accum == null) {
        accum = [];
      }
      if (context == null) {
        context = {};
      }
      for (k = 0, len = passages.length; k < len; k++) {
        passage = passages[k];
        if (passage == null) {
          continue;
        }
        if (passage.type === "stop") {
          break;
        }
        ref = this.handle_obj(passage, accum, context), accum = ref[0], context = ref[1];
      }
      return [accum, context];
    };

    bcv_passage.prototype.handle_obj = function(passage, accum, context) {
      if ((passage.type != null) && (this[passage.type] != null)) {
        return this[passage.type](passage, accum, context);
      } else {
        return [accum, context];
      }
    };

    bcv_passage.prototype.b = function(passage, accum, context) {
      var alternates, b, k, len, obj, ref, valid;
      passage.start_context = bcv_utils.shallow_clone(context);
      passage.passages = [];
      alternates = [];
      ref = this.books[passage.value].parsed;
      for (k = 0, len = ref.length; k < len; k++) {
        b = ref[k];
        valid = this.validate_ref(passage.start_context.translations, {
          b: b
        });
        obj = {
          start: {
            b: b
          },
          end: {
            b: b
          },
          valid: valid
        };
        if (passage.passages.length === 0 && valid.valid) {
          passage.passages.push(obj);
        } else {
          alternates.push(obj);
        }
      }
      if (passage.passages.length === 0) {
        passage.passages.push(alternates.shift());
      }
      if (alternates.length > 0) {
        passage.passages[0].alternates = alternates;
      }
      if (passage.start_context.translations != null) {
        passage.passages[0].translations = passage.start_context.translations;
      }
      if (passage.absolute_indices == null) {
        passage.absolute_indices = this.get_absolute_indices(passage.indices);
      }
      accum.push(passage);
      context = {
        b: passage.passages[0].start.b
      };
      if (passage.start_context.translations != null) {
        context.translations = passage.start_context.translations;
      }
      return [accum, context];
    };

    bcv_passage.prototype.b_range = function(passage, accum, context) {
      return this.range(passage, accum, context);
    };

    bcv_passage.prototype.b_range_pre = function(passage, accum, context) {
      var book, end, ref, ref1, start_obj;
      passage.start_context = bcv_utils.shallow_clone(context);
      passage.passages = [];
      book = this.pluck("b", passage.value);
      ref = this.b(book, [], context), (ref1 = ref[0], end = ref1[0]), context = ref[1];
      if (passage.absolute_indices == null) {
        passage.absolute_indices = this.get_absolute_indices(passage.indices);
      }
      start_obj = {
        b: passage.value[0].value + end.passages[0].start.b.substr(1),
        type: "b"
      };
      passage.passages = [
        {
          start: start_obj,
          end: end.passages[0].end,
          valid: end.passages[0].valid
        }
      ];
      if (passage.start_context.translations != null) {
        passage.passages[0].translations = passage.start_context.translations;
      }
      accum.push(passage);
      return [accum, context];
    };

    bcv_passage.prototype.b_range_start = function(passage, accum, context) {
      return this.range(passage, accum, context);
    };

    bcv_passage.prototype.base = function(passage, accum, context) {
      this.indices = this.calculate_indices(passage.match, passage.start_index);
      return this.handle_array(passage.value, accum, context);
    };

    bcv_passage.prototype.bc = function(passage, accum, context) {
      var alternates, b, c, context_key, k, len, obj, ref, ref1, valid;
      passage.start_context = bcv_utils.shallow_clone(context);
      passage.passages = [];
      this.reset_context(context, ["b", "c", "v"]);
      c = this.pluck("c", passage.value).value;
      alternates = [];
      ref = this.books[this.pluck("b", passage.value).value].parsed;
      for (k = 0, len = ref.length; k < len; k++) {
        b = ref[k];
        context_key = "c";
        valid = this.validate_ref(passage.start_context.translations, {
          b: b,
          c: c
        });
        obj = {
          start: {
            b: b
          },
          end: {
            b: b
          },
          valid: valid
        };
        if (valid.messages.start_chapter_not_exist_in_single_chapter_book || valid.messages.start_chapter_1) {
          obj.valid = this.validate_ref(passage.start_context.translations, {
            b: b,
            v: c
          });
          if (valid.messages.start_chapter_not_exist_in_single_chapter_book) {
            obj.valid.messages.start_chapter_not_exist_in_single_chapter_book = 1;
          }
          obj.start.c = 1;
          obj.end.c = 1;
          context_key = "v";
        }
        obj.start[context_key] = c;
        ref1 = this.fix_start_zeroes(obj.valid, obj.start.c, obj.start.v), obj.start.c = ref1[0], obj.start.v = ref1[1];
        if (obj.start.v == null) {
          delete obj.start.v;
        }
        obj.end[context_key] = obj.start[context_key];
        if (passage.passages.length === 0 && obj.valid.valid) {
          passage.passages.push(obj);
        } else {
          alternates.push(obj);
        }
      }
      if (passage.passages.length === 0) {
        passage.passages.push(alternates.shift());
      }
      if (alternates.length > 0) {
        passage.passages[0].alternates = alternates;
      }
      if (passage.start_context.translations != null) {
        passage.passages[0].translations = passage.start_context.translations;
      }
      if (passage.absolute_indices == null) {
        passage.absolute_indices = this.get_absolute_indices(passage.indices);
      }
      this.set_context_from_object(context, ["b", "c", "v"], passage.passages[0].start);
      accum.push(passage);
      return [accum, context];
    };

    bcv_passage.prototype.bc_title = function(passage, accum, context) {
      var bc, i, k, ref, ref1, ref2, title;
      passage.start_context = bcv_utils.shallow_clone(context);
      ref = this.bc(this.pluck("bc", passage.value), [], context), (ref1 = ref[0], bc = ref1[0]), context = ref[1];
      if (bc.passages[0].start.b.substr(0, 2) !== "Ps" && (bc.passages[0].alternates != null)) {
        for (i = k = 0, ref2 = bc.passages[0].alternates.length; 0 <= ref2 ? k < ref2 : k > ref2; i = 0 <= ref2 ? ++k : --k) {
          if (bc.passages[0].alternates[i].start.b.substr(0, 2) !== "Ps") {
            continue;
          }
          bc.passages[0] = bc.passages[0].alternates[i];
          break;
        }
      }
      if (bc.passages[0].start.b.substr(0, 2) !== "Ps") {
        accum.push(bc);
        return [accum, context];
      }
      this.books[this.pluck("b", bc.value).value].parsed = ["Ps"];
      title = this.pluck("title", passage.value);
      if (title == null) {
        title = this.pluck("v", passage.value);
      }
      passage.value[1] = {
        type: "v",
        value: [
          {
            type: "integer",
            value: 1,
            indices: title.indices
          }
        ],
        indices: title.indices
      };
      passage.type = "bcv";
      return this.bcv(passage, accum, passage.start_context);
    };

    bcv_passage.prototype.bcv = function(passage, accum, context) {
      var alternates, b, bc, c, k, len, obj, ref, ref1, v, valid;
      passage.start_context = bcv_utils.shallow_clone(context);
      passage.passages = [];
      this.reset_context(context, ["b", "c", "v"]);
      bc = this.pluck("bc", passage.value);
      c = this.pluck("c", bc.value).value;
      v = this.pluck("v", passage.value).value;
      alternates = [];
      ref = this.books[this.pluck("b", bc.value).value].parsed;
      for (k = 0, len = ref.length; k < len; k++) {
        b = ref[k];
        valid = this.validate_ref(passage.start_context.translations, {
          b: b,
          c: c,
          v: v
        });
        ref1 = this.fix_start_zeroes(valid, c, v), c = ref1[0], v = ref1[1];
        obj = {
          start: {
            b: b,
            c: c,
            v: v
          },
          end: {
            b: b,
            c: c,
            v: v
          },
          valid: valid
        };
        if (passage.passages.length === 0 && valid.valid) {
          passage.passages.push(obj);
        } else {
          alternates.push(obj);
        }
      }
      if (passage.passages.length === 0) {
        passage.passages.push(alternates.shift());
      }
      if (alternates.length > 0) {
        passage.passages[0].alternates = alternates;
      }
      if (passage.start_context.translations != null) {
        passage.passages[0].translations = passage.start_context.translations;
      }
      if (passage.absolute_indices == null) {
        passage.absolute_indices = this.get_absolute_indices(passage.indices);
      }
      this.set_context_from_object(context, ["b", "c", "v"], passage.passages[0].start);
      accum.push(passage);
      return [accum, context];
    };

    bcv_passage.prototype.bv = function(passage, accum, context) {
      var b, bcv, ref, ref1, ref2, v;
      passage.start_context = bcv_utils.shallow_clone(context);
      ref = passage.value, b = ref[0], v = ref[1];
      bcv = {
        indices: passage.indices,
        value: [
          {
            type: "bc",
            value: [
              b, {
                type: "c",
                value: [
                  {
                    type: "integer",
                    value: 1
                  }
                ]
              }
            ]
          }, v
        ]
      };
      ref1 = this.bcv(bcv, [], context), (ref2 = ref1[0], bcv = ref2[0]), context = ref1[1];
      passage.passages = bcv.passages;
      if (passage.absolute_indices == null) {
        passage.absolute_indices = this.get_absolute_indices(passage.indices);
      }
      accum.push(passage);
      return [accum, context];
    };

    bcv_passage.prototype.c = function(passage, accum, context) {
      var c, valid;
      passage.start_context = bcv_utils.shallow_clone(context);
      c = passage.type === "integer" ? passage.value : this.pluck("integer", passage.value).value;
      valid = this.validate_ref(passage.start_context.translations, {
        b: context.b,
        c: c
      });
      if (!valid.valid && valid.messages.start_chapter_not_exist_in_single_chapter_book) {
        return this.v(passage, accum, context);
      }
      c = this.fix_start_zeroes(valid, c)[0];
      passage.passages = [
        {
          start: {
            b: context.b,
            c: c
          },
          end: {
            b: context.b,
            c: c
          },
          valid: valid
        }
      ];
      if (passage.start_context.translations != null) {
        passage.passages[0].translations = passage.start_context.translations;
      }
      accum.push(passage);
      context.c = c;
      this.reset_context(context, ["v"]);
      if (passage.absolute_indices == null) {
        passage.absolute_indices = this.get_absolute_indices(passage.indices);
      }
      return [accum, context];
    };

    bcv_passage.prototype.c_psalm = function(passage, accum, context) {
      var c;
      passage.type = "bc";
      c = parseInt(this.books[passage.value].value.match(/^\d+/)[0], 10);
      passage.value = [
        {
          type: "b",
          value: passage.value,
          indices: passage.indices
        }, {
          type: "c",
          value: [
            {
              type: "integer",
              value: c,
              indices: passage.indices
            }
          ],
          indices: passage.indices
        }
      ];
      return this.bc(passage, accum, context);
    };

    bcv_passage.prototype.c_title = function(passage, accum, context) {
      var title;
      passage.start_context = bcv_utils.shallow_clone(context);
      if (context.b !== "Ps") {
        return this.c(passage.value[0], accum, context);
      }
      title = this.pluck("title", passage.value);
      passage.value[1] = {
        type: "v",
        value: [
          {
            type: "integer",
            value: 1,
            indices: title.indices
          }
        ],
        indices: title.indices
      };
      passage.type = "cv";
      return this.cv(passage, accum, passage.start_context);
    };

    bcv_passage.prototype.cv = function(passage, accum, context) {
      var c, ref, v, valid;
      passage.start_context = bcv_utils.shallow_clone(context);
      c = this.pluck("c", passage.value).value;
      v = this.pluck("v", passage.value).value;
      valid = this.validate_ref(passage.start_context.translations, {
        b: context.b,
        c: c,
        v: v
      });
      ref = this.fix_start_zeroes(valid, c, v), c = ref[0], v = ref[1];
      passage.passages = [
        {
          start: {
            b: context.b,
            c: c,
            v: v
          },
          end: {
            b: context.b,
            c: c,
            v: v
          },
          valid: valid
        }
      ];
      if (passage.start_context.translations != null) {
        passage.passages[0].translations = passage.start_context.translations;
      }
      accum.push(passage);
      context.c = c;
      context.v = v;
      if (passage.absolute_indices == null) {
        passage.absolute_indices = this.get_absolute_indices(passage.indices);
      }
      return [accum, context];
    };

    bcv_passage.prototype.cb_range = function(passage, accum, context) {
      var b, end_c, ref, start_c;
      passage.type = "range";
      ref = passage.value, b = ref[0], start_c = ref[1], end_c = ref[2];
      passage.value = [
        {
          type: "bc",
          value: [b, start_c],
          indices: passage.indices
        }, end_c
      ];
      end_c.indices[1] = passage.indices[1];
      return this.range(passage, accum, context);
    };

    bcv_passage.prototype.context = function(passage, accum, context) {
      var key, ref;
      passage.start_context = bcv_utils.shallow_clone(context);
      passage.passages = [];
      ref = this.books[passage.value].context;
      for (key in ref) {
        if (!hasProp.call(ref, key)) continue;
        context[key] = this.books[passage.value].context[key];
      }
      accum.push(passage);
      return [accum, context];
    };

    bcv_passage.prototype.cv_psalm = function(passage, accum, context) {
      var bc, c_psalm, ref, v;
      passage.start_context = bcv_utils.shallow_clone(context);
      passage.type = "bcv";
      ref = passage.value, c_psalm = ref[0], v = ref[1];
      bc = this.c_psalm(c_psalm, [], passage.start_context)[0][0];
      passage.value = [bc, v];
      return this.bcv(passage, accum, context);
    };

    bcv_passage.prototype.ff = function(passage, accum, context) {
      var ref, ref1;
      passage.start_context = bcv_utils.shallow_clone(context);
      passage.value.push({
        type: "integer",
        indices: passage.indices,
        value: 999
      });
      ref = this.range(passage, [], passage.start_context), (ref1 = ref[0], passage = ref1[0]), context = ref[1];
      passage.value[0].indices = passage.value[1].indices;
      passage.value[0].absolute_indices = passage.value[1].absolute_indices;
      passage.value.pop();
      if (passage.passages[0].valid.messages.end_verse_not_exist != null) {
        delete passage.passages[0].valid.messages.end_verse_not_exist;
      }
      if (passage.passages[0].valid.messages.end_chapter_not_exist != null) {
        delete passage.passages[0].valid.messages.end_chapter_not_exist;
      }
      if (passage.passages[0].end.original_c != null) {
        delete passage.passages[0].end.original_c;
      }
      accum.push(passage);
      return [accum, context];
    };

    bcv_passage.prototype.integer_title = function(passage, accum, context) {
      passage.start_context = bcv_utils.shallow_clone(context);
      if (context.b !== "Ps") {
        return this.integer(passage.value[0], accum, context);
      }
      passage.value[0] = {
        type: "c",
        value: [passage.value[0]],
        indices: [passage.value[0].indices[0], passage.value[0].indices[1]]
      };
      passage.value[1].type = "v";
      passage.value[1].original_type = "title";
      passage.value[1].value = [
        {
          type: "integer",
          value: 1,
          indices: passage.value[1].value.indices
        }
      ];
      passage.type = "cv";
      return this.cv(passage, accum, passage.start_c