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Hyphenator.js
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/** @license Hyphenator 5.2.0(devel) - client side hyphenation for webbrowsers
* Copyright (C) 2015 Mathias Nater, Zürich (mathiasnater at gmail dot com)
* https://github.com/mnater/Hyphenator
*
* Released under the MIT license
* http://mnater.github.io/Hyphenator/LICENSE.txt
*/
/*
* Comments are jsdoc3 formatted. See http://usejsdoc.org
* Use mergeAndPack.html to get rid of the comments and to reduce the file size of this script!
*/
/* The following comment is for JSLint: */
/*jslint browser: true, multivar: true, eval: true*/
/*global Hyphenator window*/
/**
* @desc Provides all functionality to do hyphenation, except the patterns that are loaded externally
* @global
* @namespace Hyphenator
* @author Mathias Nater, <mathias@mnn.ch>
* @version 5.2.0(devel)
* @example
* <script src = "Hyphenator.js" type = "text/javascript"></script>
* <script type = "text/javascript">
* Hyphenator.run();
* </script>
*/
var Hyphenator;
Hyphenator = (function (window) {
"use strict";
/**
* @member Hyphenator~contextWindow
* @access private
* @desc
* contextWindow stores the window for the actual document to be hyphenated.
* If there are frames this will change.
* So use contextWindow instead of window!
*/
var contextWindow = window;
/**
* @member {Object.<string, Hyphenator~supportedLangs~supportedLanguage>} Hyphenator~supportedLangs
* @desc
* A generated key-value object that stores supported languages and meta data.
* The key is the {@link http://tools.ietf.org/rfc/bcp/bcp47.txt bcp47} code of the language and the value
* is an object of type {@link Hyphenator~supportedLangs~supportedLanguage}
* @namespace Hyphenator~supportedLangs
* @access private
* //Check if language lang is supported:
* if (supportedLangs.hasOwnProperty(lang))
*/
var supportedLangs = (function () {
/**
* @typedef {Object} Hyphenator~supportedLangs~supportedLanguage
* @property {string} file - The name of the pattern file
* @property {number} script - The script type of the language (e.g. "latin" for english), this type is abbreviated by an id
* @property {string} prompt - The sentence prompted to the user, if Hyphenator.js doesn"t find a language hint
*/
/**
* @lends Hyphenator~supportedLangs
*/
var r = {},
/**
* @method Hyphenator~supportedLangs~o
* @desc
* Sets a value of Hyphenator~supportedLangs
* @access protected
* @param {string} code The {@link http://tools.ietf.org/rfc/bcp/bcp47.txt bcp47} code of the language
* @param {string} file The name of the pattern file
* @param {Number} script A shortcut for a specific script: latin:0, cyrillic: 1, arabic: 2, armenian:3, bengali: 4, devangari: 5, greek: 6
* gujarati: 7, kannada: 8, lao: 9, malayalam: 10, oriya: 11, persian: 12, punjabi: 13, tamil: 14, telugu: 15, georgian: 16
* @param {string} prompt The sentence prompted to the user, if Hyphenator.js doesn"t find a language hint
*/
o = function (code, file, script, prompt) {
r[code] = {"file": file, "script": script, "prompt": prompt};
};
o("be", "be.js", 1, "Мова гэтага сайта не можа быць вызначаны аўтаматычна. Калі ласка пакажыце мову:");
o("ca", "ca.js", 0, "");
o("cs", "cs.js", 0, "Jazyk této internetové stránky nebyl automaticky rozpoznán. Určete prosím její jazyk:");
o("cu", "cu.js", 1, "Ꙗ҆зы́къ сегѡ̀ са́йта не мо́жетъ ѡ҆предѣле́нъ бы́ти. Прошꙋ́ тѧ ᲂу҆каза́ти ꙗ҆зы́къ:");
o("da", "da.js", 0, "Denne websides sprog kunne ikke bestemmes. Angiv venligst sprog:");
o("bn", "bn.js", 4, "");
o("de", "de.js", 0, "Die Sprache dieser Webseite konnte nicht automatisch bestimmt werden. Bitte Sprache angeben:");
o("el", "el-monoton.js", 6, "");
o("el-monoton", "el-monoton.js", 6, "");
o("el-polyton", "el-polyton.js", 6, "");
o("en", "en-us.js", 0, "The language of this website could not be determined automatically. Please indicate the main language:");
o("en-gb", "en-gb.js", 0, "The language of this website could not be determined automatically. Please indicate the main language:");
o("en-us", "en-us.js", 0, "The language of this website could not be determined automatically. Please indicate the main language:");
o("eo", "eo.js", 0, "La lingvo de ĉi tiu retpaĝo ne rekoneblas aŭtomate. Bonvolu indiki ĝian ĉeflingvon:");
o("es", "es.js", 0, "El idioma del sitio no pudo determinarse autom%E1ticamente. Por favor, indique el idioma principal:");
o("et", "et.js", 0, "Veebilehe keele tuvastamine ebaõnnestus, palun valige kasutatud keel:");
o("fi", "fi.js", 0, "Sivun kielt%E4 ei tunnistettu automaattisesti. M%E4%E4rit%E4 sivun p%E4%E4kieli:");
o("fr", "fr.js", 0, "La langue de ce site n%u2019a pas pu %EAtre d%E9termin%E9e automatiquement. Veuillez indiquer une langue, s.v.p.%A0:");
o("ga", "ga.js", 0, "Níorbh fhéidir teanga an tsuímh a fháil go huathoibríoch. Cuir isteach príomhtheanga an tsuímh:");
o("grc", "grc.js", 6, "");
o("gu", "gu.js", 7, "");
o("hi", "hi.js", 5, "");
o("hu", "hu.js", 0, "A weboldal nyelvét nem sikerült automatikusan megállapítani. Kérem adja meg a nyelvet:");
o("hy", "hy.js", 3, "Չհաջողվեց հայտնաբերել այս կայքի լեզուն։ Խնդրում ենք նշեք հիմնական լեզուն՝");
o("it", "it.js", 0, "Lingua del sito sconosciuta. Indicare una lingua, per favore:");
o("ka", "ka.js", 16, "");
o("kn", "kn.js", 8, "ಜಾಲ ತಾಣದ ಭಾಷೆಯನ್ನು ನಿರ್ಧರಿಸಲು ಸಾಧ್ಯವಾಗುತ್ತಿಲ್ಲ. ದಯವಿಟ್ಟು ಮುಖ್ಯ ಭಾಷೆಯನ್ನು ಸೂಚಿಸಿ:");
o("la", "la.js", 0, "");
o("lt", "lt.js", 0, "Nepavyko automatiškai nustatyti šios svetainės kalbos. Prašome įvesti kalbą:");
o("lv", "lv.js", 0, "Šīs lapas valodu nevarēja noteikt automātiski. Lūdzu norādiet pamata valodu:");
o("ml", "ml.js", 10, "ഈ വെ%u0D2C%u0D4D%u200Cസൈറ്റിന്റെ ഭാഷ കണ്ടുപിടിയ്ക്കാ%u0D28%u0D4D%u200D കഴിഞ്ഞില്ല. ഭാഷ ഏതാണെന്നു തിരഞ്ഞെടുക്കുക:");
o("nb", "nb-no.js", 0, "Nettstedets språk kunne ikke finnes automatisk. Vennligst oppgi språk:");
o("no", "nb-no.js", 0, "Nettstedets språk kunne ikke finnes automatisk. Vennligst oppgi språk:");
o("nb-no", "nb-no.js", 0, "Nettstedets språk kunne ikke finnes automatisk. Vennligst oppgi språk:");
o("nl", "nl.js", 0, "De taal van deze website kan niet automatisch worden bepaald. Geef de hoofdtaal op:");
o("or", "or.js", 11, "");
o("pa", "pa.js", 13, "");
o("pl", "pl.js", 0, "Języka tej strony nie można ustalić automatycznie. Proszę wskazać język:");
o("pt", "pt.js", 0, "A língua deste site não pôde ser determinada automaticamente. Por favor indique a língua principal:");
o("ru", "ru.js", 1, "Язык этого сайта не может быть определен автоматически. Пожалуйста укажите язык:");
o("sk", "sk.js", 0, "");
o("sl", "sl.js", 0, "Jezika te spletne strani ni bilo mogoče samodejno določiti. Prosim navedi
10000
te jezik:");
o("sr-cyrl", "sr-cyrl.js", 1, "Језик овог сајта није детектован аутоматски. Молим вас наведите језик:");
o("sr-latn", "sr-latn.js", 0, "Jezika te spletne strani ni bilo mogoče samodejno določiti. Prosim navedite jezik:");
o("sv", "sv.js", 0, "Spr%E5ket p%E5 den h%E4r webbplatsen kunde inte avg%F6ras automatiskt. V%E4nligen ange:");
o("ta", "ta.js", 14, "");
o("te", "te.js", 15, "");
o("tr", "tr.js", 0, "Bu web sitesinin dili otomatik olarak tespit edilememiştir. Lütfen dökümanın dilini seçiniz%A0:");
o("uk", "uk.js", 1, "Мова цього веб-сайту не може бути визначена автоматично. Будь ласка, вкажіть головну мову:");
o("ro", "ro.js", 0, "Limba acestui sit nu a putut fi determinată automat. Alege limba principală:");
return r;
}());
/**
* @member {Object} Hyphenator~locality
* @desc
* An object storing isBookmarklet, basePath and isLocal
* @access private
* @see {@link Hyphenator~loadPatterns}
*/
var locality = (function getLocality() {
var r = {
isBookmarklet: false,
basePath: "//mnater.github.io/Hyphenator/",
isLocal: false
};
var fullPath;
function getBasePath(path) {
if (!path) {
return r.basePath;
}
return path.substring(0, path.lastIndexOf("/") + 1);
}
function findCurrentScript() {
var scripts = contextWindow.document.getElementsByTagName("script");
var num = scripts.length - 1;
var currScript;
var src;
while (num >= 0) {
currScript = scripts[num];
if ((currScript.src || currScript.hasAttribute("src")) && currScript.src.indexOf("Hyphenator") !== -1) {
src = currScript.src;
break;
}
num -= 1;
}
return src;
}
if (!!document.currentScript) {
fullPath = document.currentScript.src;
} else {
fullPath = findCurrentScript();
}
r.basePath = getBasePath(fullPath);
if (fullPath && fullPath.indexOf("bm=true") !== -1) {
r.isBookmarklet = true;
}
if (window.location.href.indexOf(r.basePath) !== -1) {
r.isLocal = true;
}
return r;
}());
/**
* @member {string} Hyphenator~basePath
* @desc
* A string storing the basepath from where Hyphenator.js was loaded.
* This is used to load the pattern files.
* The basepath is determined dynamically in getLocality by searching all script-tags for Hyphenator.js
* If the path cannot be determined {@link http://mnater.github.io/Hyphenator/} is used as fallback.
* @access private
* @see {@link Hyphenator~loadPatterns}
*/
var basePath = locality.basePath;
/**
* @member {boolean} Hyphenator~isLocal
* @access private
* @desc
* This is computed by getLocality.
* isLocal is true, if Hyphenator is loaded from the same domain, as the webpage, but false, if
* it"s loaded from an external source (i.e. directly from github)
*/
var isLocal = locality.isLocal;
/**
* @member {boolean} Hyphenator~documentLoaded
* @access private
* @desc
* documentLoaded is true, when the DOM has been loaded. This is set by {@link Hyphenator~runWhenLoaded}
*/
var documentLoaded = false;
/**
* @member {boolean} Hyphenator~persistentConfig
* @access private
* @desc
* if persistentConfig is set to true (defaults to false), config options and the state of the
* toggleBox are stored in DOM-storage (according to the storage-setting). So they haven"t to be
* set for each page.
* @default false
* @see {@link Hyphenator.config}
*/
var persistentConfig = false;
/**
* @member {boolean} Hyphenator~doFrames
* @access private
* @desc
* switch to control if frames/iframes should be hyphenated, too.
* defaults to false (frames are a bag of hurt!)
* @default false
* @see {@link Hyphenator.config}
*/
var doFrames = false;
/**
* @member {Object.<string,boolean>} Hyphenator~dontHyphenate
* @desc
* A key-value object containing all html-tags whose content should not be hyphenated
* @access private
*/
var dontHyphenate = {"video": true, "audio": true, "script": true, "code": true, "pre": true, "img": true, "br": true, "samp": true, "kbd": true, "var": true, "abbr": true, "acronym": true, "sub": true, "sup": true, "button": true, "option": true, "label": true, "textarea": true, "input": true, "math": true, "svg": true, "style": true};
/**
* @member {boolean} Hyphenator~enableCache
* @desc
* A variable to set if caching is enabled or not
* @default true
* @access private
* @see {@link Hyphenator.config}
*/
var enableCache = true;
/**
* @member {string} Hyphenator~storageType
* @desc
* A variable to define what html5-DOM-Storage-Method is used ("none", "local" or "session")
* @default "local"
* @access private
* @see {@link Hyphenator.config}
*/
var storageType = "local";
/**
* @member {Object|undefined} Hyphenator~storage
* @desc
* An alias to the storage defined in storageType. This is set by {@link Hyphenator~createStorage}.
* Set by {@link Hyphenator.run}
* @default null
* @access private
* @see {@link Hyphenator~createStorage}
*/
var storage;
/**
* @member {boolean} Hyphenator~enableReducedPatternSet
* @desc
* A variable to set if storing the used patterns is set
* @default false
* @access private
* @see {@link Hyphenator.config}
* @see {@link Hyphenator.getRedPatternSet}
*/
var enableReducedPatternSet = false;
/**
* @member {boolean} Hyphenator~enableRemoteLoading
* @desc
* A variable to set if pattern files should be loaded remotely or not
* @default true
* @access private
* @see {@link Hyphenator.config}
*/
var enableRemoteLoading = true;
/**
* @member {boolean} Hyphenator~displayToggleBox
* @desc
* A variable to set if the togglebox should be displayed or not
* @default false
* @access private
* @see {@link Hyphenator.config}
*/
var displayToggleBox = false;
/**
* @method Hyphenator~onError
* @desc
* A function that can be called upon an error.
* @see {@link Hyphenator.config}
* @access private
*/
var onError = function (e) {
window.alert("Hyphenator.js says:\n\nAn Error occurred:\n" + e.message);
};
/**
* @method Hyphenator~onWarning
* @desc
* A function that can be called upon a warning.
* @see {@link Hyphenator.config}
* @access private
*/
var onWarning = function (e) {
window.console.log(e.message);
};
/**
* @method Hyphenator~createElem
* @desc
* A function alias to document.createElementNS or document.createElement
* @access private
*/
function createElem(tagname, context) {
context = context || contextWindow;
var el;
if (window.document.createElementNS) {
el = context.document.createElementNS("http://www.w3.org/1999/xhtml", tagname);
} else if (window.document.createElement) {
el = context.document.createElement(tagname);
}
return el;
}
/**
* @method Hyphenator~forEachKey
* @desc
* Calls the function f on every property of o
* @access private
*/
function forEachKey(o, f) {
var k;
if (Object.hasOwnProperty("keys")) {
Object.keys(o).forEach(f);
} else {
for (k in o) {
if (o.hasOwnProperty(k)) {
f(k);
}
}
}
}
/**
* @member {boolean} Hyphenator~css3
* @desc
* A variable to set if css3 hyphenation should be used
* @default false
* @access private
* @see {@link Hyphenator.config}
*/
var css3 = false;
/**
* @method Hyphenator~css3_gethsupport
* @desc
* This function returns a {@link Hyphenator~css3_hsupport} object for the current UA
* @type function
* @access private
* @see Hyphenator~css3_h9n
*/
function css3_gethsupport() {
var support = false,
supportedBrowserLangs = {},
property = "",
checkLangSupport,
createLangSupportChecker = function (prefix) {
var testStrings = [
//latin: 0
"aabbccddeeffgghhiijjkkllmmnnooppqqrrssttuuvvwwxxyyzz",
//cyrillic: 1
"абвгдеёжзийклмнопрстуфхцчшщъыьэюя",
//arabic: 2
"أبتثجحخدذرزسشصضطظعغفقكلمنهوي",
//armenian: 3
"աբգդեզէըթժիլխծկհձղճմյնշոչպջռսվտրցւփքօֆ",
//bengali: 4
"ঁংঃঅআইঈউঊঋঌএঐওঔকখগঘঙচছজঝঞটঠডঢণতথদধনপফবভমযরলশষসহ়ঽািীুূৃৄেৈোৌ্ৎৗড়ঢ়য়ৠৡৢৣ",
//devangari: 5
"ँंःअआइईउऊऋऌएऐओऔकखगघङचछजझञटठडढणतथदधनपफबभमयरलळवशषसहऽािीुूृॄेैोौ्॒॑ॠॡॢॣ",
//greek: 6
"αβγδεζηθικλμνξοπρσςτυφχψω",
//gujarati: 7
"બહઅઆઇઈઉઊઋૠએઐઓઔાિીુૂૃૄૢૣેૈોૌકખગઘઙચછજઝઞટઠડઢણતથદધનપફસભમયરલળવશષ",
//kannada: 8
"ಂಃಅಆಇಈಉಊಋಌಎಏಐಒಓಔಕಖಗಘಙಚಛಜಝಞಟಠಡಢಣತಥದಧನಪಫಬಭಮಯರಱಲಳವಶಷಸಹಽಾಿೀುೂೃೄೆೇೈೊೋೌ್ೕೖೞೠೡ",
//lao: 9
"ກຂຄງຈຊຍດຕຖທນບປຜຝພຟມຢຣລວສຫອຮະັາິີຶືຸູົຼເແໂໃໄ່້໊໋ໜໝ",
//malayalam: 10
"ംഃഅആഇഈഉഊഋഌഎഏഐഒഓഔകഖഗഘങചഛജഝഞടഠഡഢണതഥദധനപഫബഭമയരറലളഴവശഷസഹാിീുൂൃെേൈൊോൌ്ൗൠൡൺൻർൽൾൿ",
//oriya: 11
"ଁଂଃଅଆଇଈଉଊଋଌଏଐଓଔକଖଗଘଙଚଛଜଝଞଟଠଡଢଣତଥଦଧନପଫବଭମଯରଲଳଵଶଷସହାିୀୁୂୃେୈୋୌ୍ୗୠୡ",
//persian: 12
"أبتثجحخدذرزسشصضطظعغفقكلمنهوي",
//punjabi: 13
"ਁਂਃਅਆਇਈਉਊਏਐਓਔਕਖਗਘਙਚਛਜਝਞਟਠਡਢਣਤਥਦਧਨਪਫਬਭਮਯਰਲਲ਼ਵਸ਼ਸਹਾਿੀੁੂੇੈੋੌ੍ੰੱ",
//tamil: 14
"ஃஅஆஇஈஉஊஎஏஐஒஓஔகஙசஜஞடணதநனபமயரறலளழவஷஸஹாிீுூெேைொோௌ்ௗ",
//telugu: 15
"ఁంఃఅఆఇఈఉఊఋఌఎఏఐఒఓఔకఖగఘఙచఛజఝఞటఠడఢణతథదధనపఫబభమయరఱలళవశషసహాిీుూృౄెేైొోౌ్ౕౖౠౡ",
//georgian: 16
"აიერთხტუფბლდნვკწსგზმქყშჩცძჭჯოღპჟჰ"
],
f = function (lang) {
var shadow,
computedHeight,
bdy,
r = false;
//check if lang has already been tested
if (supportedBrowserLangs.hasOwnProperty(lang)) {
r = supportedBrowserLangs[lang];
} else if (supportedLangs.hasOwnProperty(lang)) {
//create and append shadow-test-element
bdy = window.document.getElementsByTagName("body")[0];
shadow = createElem("div", window);
shadow.id = "Hyphenator_LanguageChecker";
shadow.style.width = "5em";
shadow.style.padding = "0";
shadow.style.border = "none";
shadow.style[prefix] = "auto";
shadow.style.hyphens = "auto";
shadow.style.fontSize = "12px";
shadow.style.lineHeight = "12px";
shadow.style.wordWrap = "normal";
shadow.style.wordBreak = "normal";
shadow.style.visibility = "hidden";
shadow.lang = lang;
shadow.style["-webkit-locale"] = "\"" + lang + "\"";
shadow.innerHTML = testStrings[supportedLangs[lang].script];
bdy.appendChild(shadow);
//measure its height
computedHeight = shadow.offsetHeight;
//remove shadow element
bdy.removeChild(shadow);
r = !!(computedHeight > 12);
supportedBrowserLangs[lang] = r;
} else {
r = false;
}
return r;
};
return f;
},
s;
if (window.getComputedStyle) {
s = window.getComputedStyle(window.document.getElementsByTagName("body")[0], null);
if (s.hyphens !== undefined) {
support = true;
property = "hyphens";
checkLangSupport = createLangSupportChecker("hyphens");
} else if (s["-webkit-hyphens"] !== undefined) {
support = true;
property = "-webkit-hyphens";
checkLangSupport = createLangSupportChecker("-webkit-hyphens");
} else if (s.MozHyphens !== undefined) {
support = true;
property = "-moz-hyphens";
checkLangSupport = createLangSupportChecker("MozHyphens");
} else if (s["-ms-hyphens"] !== undefined) {
support = true;
property = "-ms-hyphens";
checkLangSupport = createLangSupportChecker("-ms-hyphens");
}
} //else we just return the initial values because ancient browsers don"t support css3 anyway
return {
support: support,
property: property,
supportedBrowserLangs: supportedBrowserLangs,
checkLangSupport: checkLangSupport
};
}
/**
* @typedef {Object} Hyphenator~css3_hsupport
* @property {boolean} support - if css3-hyphenation is supported
* @property {string} property - the css property name to access hyphen-settings (e.g. -webkit-hyphens)
* @property {Object.<string, boolean>} supportedBrowserLangs - an object caching tested languages
* @property {function} checkLangSupport - a method that checks if the browser supports a requested language
*/
/**
* @member {Hyphenator~css3_h9n} Hyphenator~css3_h9n
* @desc
* A generated object containing information for CSS3-hyphenation support
* This is set by {@link Hyphenator~css3_gethsupport}
* @default undefined
* @access private
* @see {@link Hyphenator~css3_gethsupport}
* @example
* //Check if browser supports a language
* css3_h9n.checkLangSupport(<lang>)
*/
var css3_h9n;
/**
* @member {string} Hyphenator~hyphenateClass
* @desc
* A string containing the css-class-name for the hyphenate class
* @default "hyphenate"
* @access private
* @example
* <p class = "hyphenate">Text</p>
* @see {@link Hyphenator.config}
*/
var hyphenateClass = "hyphenate";
/**
* @member {string} Hyphenator~urlHyphenateClass
* @desc
* A string containing the css-class-name for the urlhyphenate class
* @default "urlhyphenate"
* @access private
* @example
* <p class = "urlhyphenate">Text</p>
* @see {@link Hyphenator.config}
*/
var urlHyphenateClass = "urlhyphenate";
/**
* @member {string} Hyphenator~classPrefix
* @desc
* A string containing a unique className prefix to be used
* whenever Hyphenator sets a CSS-class
* @access private
*/
var classPrefix = "Hyphenator" + Math.round(Math.random() * 1000);
/**
* @member {string} Hyphenator~hideClass
* @desc
* The name of the class that hides elements
* @access private
*/
var hideClass = classPrefix + "hide";
/**
* @member {RegExp} Hyphenator~hideClassRegExp
* @desc
* RegExp to remove hideClass from a list of classes
* @access private
*/
var hideClassRegExp = new RegExp("\\s?\\b" + hideClass + "\\b", "g");
/**
* @member {string} Hyphenator~hideClass
* @desc
* The name of the class that unhides elements
* @access private
*/
var unhideClass = classPrefix + "unhide";
/**
* @member {RegExp} Hyphenator~hideClassRegExp
* @desc
* RegExp to remove unhideClass from a list of classes
* @access private
*/
var unhideClassRegExp = new RegExp("\\s?\\b" + unhideClass + "\\b", "g");
/**
* @member {string} Hyphenator~css3hyphenateClass
* @desc
* The name of the class that hyphenates elements with css3
* @access private
*/
var css3hyphenateClass = classPrefix + "css3hyphenate";
/**
* @member {CSSEdit} Hyphenator~css3hyphenateClass
* @desc
* The var where CSSEdit class is stored
* @access private
*/
var css3hyphenateClassHandle;
/**
* @member {string} Hyphenator~dontHyphenateClass
* @desc
* A string containing the css-class-name for elements that should not be hyphenated
* @default "donthyphenate"
* @access private
* @example
* <p class = "donthyphenate">Text</p>
* @see {@link Hyphenator.config}
*/
var dontHyphenateClass = "donthyphenate";
/**
* @member {number} Hyphenator~min
* @desc
* A number wich indicates the minimal length of words to hyphenate.
* @default 6
* @access private
* @see {@link Hyphenator.config}
*/
var min = 6;
/**
* @member {number} Hyphenator~leftmin
* @desc
* A number wich indicates the minimal length of characters before the first hyphenation.
* This value is only used if it is greater than the value in the pattern file.
* @default given by pattern file
* @access private
* @see {@link Hyphenator.config}
*/
var leftmin = 0;
/**
* @member {number} Hyphenator~rightmin
* @desc
* A number wich indicates the minimal length of characters after the last hyphenation.
* This value is only used if it is greater than the value in the pattern file.
* @default given by pattern file
* @access private
* @see {@link Hyphenator.config}
*/
var rightmin = 0;
/**
* @member {number} Hyphenator~rightmin
* @desc
* Control how compound words are hyphenated.
* "auto": factory-made -> fac-tory-made ("old" behaviour of Hyphenator.js)
* "all": factory-made -> fac-tory-[ZWSP]made ("made".length < minWordLength)
* "hyphen": factory-made -> factory-[ZWSP]made (Zero Width Space inserted after "-" to provide line breaking opportunity)
* @default "auto"
* @access private
* @see {@link Hyphenator.config}
*/
var compound = "auto";
/**
* @member {number} Hyphenator~orphanControl
* @desc
* Control how the last words of a line are handled:
* level 1 (default): last word is hyphenated
* level 2: last word is not hyphenated
* level 3: last word is not hyphenated and last space is non breaking
* @default 1
* @access private
*/
var orphanControl = 1;
/**
* @member {boolean} Hyphenator~isBookmarklet
* @desc
* This is computed by getLocality.
* True if Hyphanetor runs as bookmarklet.
* @access private
*/
var isBookmarklet = locality.isBookmarklet;
/**
* @member {string|null} Hyphenator~mainLanguage
* @desc
* The general language of the document. In contrast to {@link Hyphenator~defaultLanguage},
* mainLanguage is defined by the client (i.e. by the html or by a prompt).
* @access private
* @see {@link Hyphenator~autoSetMainLanguage}
*/
var mainLanguage = null;
/**
* @member {string|null} Hyphenator~defaultLanguage
* @desc
* The language defined by the developper. This language setting is defined by a config option.
* It is overwritten by any html-lang-attribute and only taken in count, when no such attribute can
* be found (i.e. just before the prompt).
* @access private
* @see {@link Hyphenator.config}
* @see {@link Hyphenator~autoSetMainLanguage}
*/
var defaultLanguage = "";
/**
* @member {ElementCollection} Hyphenator~elements
* @desc
* A class representing all elements (of type Element) that have to be hyphenated. This var is filled by
* {@link Hyphenator~gatherDocumentInfos}
* @access private
*/
var elements = (function () {
/**
* @constructor Hyphenator~elements~ElementCollection~Element
* @desc represents a DOM Element with additional information
* @access private
*/
var makeElement = function (element) {
return {
/**
* @member {Object} Hyphenator~elements~ElementCollection~Element~element
* @desc A DOM Element
* @access protected
*/
element: element,
/**
* @member {boolean} Hyphenator~elements~ElementCollection~Element~hyphenated
* @desc Marks if the element has been hyphenated
* @access protected
*/
hyphenated: false,
/**
* @member {boolean} Hyphenator~elements~ElementCollection~Element~treated
* @desc Marks if information of the element has been collected but not hyphenated (e.g. dohyphenation is off)
* @access protected
*/
treated: false
};
},
/**
* @constructor Hyphenator~elements~ElementCollection
* @desc A collection of Elements to be hyphenated
* @access protected
*/
makeElementCollection = function () {
/**
* @member {number} Hyphenator~elements~ElementCollection~counters
* @desc Array of [number of collected elements, number of hyphenated elements]
* @access protected
*/
var counters = [0, 0],
/**
* @member {Object.<string, Array.<Element>>} Hyphenator~elements~ElementCollection~list
* @desc The collection of elements, where the key is a language code and the value is an array of elements
* @access protected
*/
list = {},
/**
* @method Hyphenator~elements~ElementCollection.prototype~add
* @augments Hyphenator~elements~ElementCollection
* @access protected
* @desc adds a DOM element to the collection
* @param {Object} el - The DOM element
* @param {string} lang - The language of the element
*/
add = function (el, lang) {
var elo = makeElement(el);
if (!list.hasOwnProperty(lang)) {
list[lang] = [];
}
list[lang].push(elo);
counters[0] += 1;
return elo;
},
/**
* @callback Hyphenator~elements~ElementCollection.prototype~each~callback fn - The callback that is executed for each element
* @param {string} [k] The key (i.e. language) of the collection
* @param {Hyphenator~elements~ElementCollection~Element} element
*/
/**
* @method Hyphenator~elements~ElementCollection.prototype~each
* @augments Hyphenator~elements~ElementCollection
* @access protected
* @desc takes each element of the collection as an argument of fn
* @param {Hyphenator~elements~ElementCollection.prototype~each~callback} fn - A function that takes an element as an argument
*/
each = function (fn) {
forEachKey(list, function (k) {
if (fn.length === 2) {
fn(k, list[k]);
} else {
fn(list[k]);
}
});
};
return {
counters: counters,
list: list,
add: add,
each: each
};
};
return makeElementCollection();
}());
/**
* @member {Object.<sting, string>} Hyphenator~exceptions
* @desc
* An object containing exceptions as comma separated strings for each language.
* When the language-objects are loaded, their exceptions are processed, copied here and then deleted.
* Exceptions can also be set by the user.
* @see {@link Hyphenator~prepareLanguagesObj}
* @access private
*/
var exceptions = {};
/**
* @member {Object.<string, boolean>} Hyphenator~docLanguages
* @desc
* An object holding all languages used in the document. This is filled by
* {@link Hyphenator~gatherDocumentInfos}
* @access private
*/
var docLanguages = {};
/**
* @member {string} Hyphenator~url
* @desc
* A string containing a insane RegularExpression to match URL"s
* @access private
*/
var url = "(?:\\w*:\/\/)?(?:(?:\\w*:)?(?:\\w*)@)?(?:(?:(?:[\\d]{1,3}\\.){3}(?:[\\d]{1,3}))|(?:(?:www\\.|[a-zA-Z]\\.)?[a-zA-Z0-9\\-]+(?:\\.[a-z]{2,})+))(?::\\d*)?(?:\/[\\w#!:\\.?\\+=&%@!\\-]*)*";
// protocoll usr pwd ip or host tld port path
/**
* @member {string} Hyphenator~mail
* @desc
* A string containing a RegularExpression to match mail-adresses
* @access private
*/
var mail = "[\\w-\\.]+@[\\w\\.]+";
/**
* @member {string} Hyphenator~zeroWidthSpace
* @desc
* A string that holds a char.
* Depending on the browser, this is the zero with space or an empty string.
* zeroWidthSpace is used to break URLs
* @access private
*/
var zeroWidthSpace = (function () {
var zws, ua = window.navigator.userAgent.toLowerCase();
zws = String.fromCharCode(8203); //Unicode zero width space
if (ua.indexOf("msie 6") !== -1) {
zws = ""; //IE6 doesn"t support zws
}
if (ua.indexOf("opera") !== -1 && ua.indexOf("version/10.00") !== -1) {
zws = ""; //opera 10 on XP doesn"t support zws
}
return zws;
}());
/**
* @method Hyphenator~onBeforeWordHyphenation
* @desc
* This method is called just before a word is hyphenated.
* It is called with two parameters: the word and its language.
* The method must return a string (aka the word).
* @see {@link Hyphenator.config}
* @access private
* @param {string} word
* @param {string} lang
* @return {string} The word that goes into hyphenation
*/
var onBeforeWordHyphenation = function (word) {
return word;
};
/**
* @method Hyphenator~onAfterWordHyphenation
* @desc
* This method is called for each word after it is hyphenated.
* Takes the word as a first parameter and its language as a second parameter.
* Returns a string that will replace the word that has been hyphenated.
* @see {@link Hyphenator.config}
* @access private
* @param {string} word
* @param {string} lang
* @return {string} The word that goes into hyphenation
*/
var onAfterWordHyphenation = function (word) {
return word;
};
/**
* @method Hyphenator~onHyphenationDone
* @desc
* A method to be called, when the last element has been hyphenated.
* If there are frames the method is called for each frame.
* Therefore the location.href of the contextWindow calling this method is given as a parameter
* @see {@link Hyphenator.config}
* @param {string} context
* @access private
*/
var onHyphenationDone = function (context) {
return context;
};
/**
* @name Hyphenator~selectorFunction
* @desc
* A function set by the user that has to return a HTMLNodeList or array of Elements to be hyphenated.
* By default this is set to false so we can check if a selectorFunction is set…
* @see {@link Hyphenator.config}
* @see {@link Hyphenator~mySelectorFunction}
* @default false
* @type {function|boolean}
* @access private
*/
var selectorFunction = false;
/**
* @name Hyphenator~flattenNodeList
* @desc
* Takes a nodeList and returns an array with all elements that are not contained by another element in the nodeList
* By using this function the elements returned by selectElements can be "flattened".
* @see {@link Hyphenator~selectElements}
* @param {nodeList} nl
* @return {Array} Array of "parent"-elements
* @access private
*/
function flattenNodeList(nl) {
var parentElements = [],
i = 1,
j = 0,
isParent = true;
parentElements.push(nl[0]); //add the first item, since this is always an parent
while (i < nl.length) { //cycle through nodeList
while (j < parentElements.length) { //cycle through parentElements
if (parentElements[j].contains(nl[i])) {
isParent = false;
break;
}
j += 1;
}
if (isParent) {
parentElements.push(nl[i]);
}
isParent = true;
i += 1;
}
return parentElements;
}
/**
* @method Hyphenator~mySelectorFunction
* @desc
* A function that returns a HTMLNodeList or array of Elements to be hyphenated.
* By default it uses the classname ("hyphenate") to select the elements.
* @access private
*/
function mySelectorFunction(hyphenateClass) {
var tmp,
el = [],
i = 0;
if (window.document.getElementsByClassName) {
el = contextWindow.document.getElementsByClassName(hyphenateClass);
} else if (window.document.querySelectorAll) {
el = contextWindow.document.querySelectorAll("." + hyphenateClass);
} else {
tmp = contextWindow.document.getElementsByTagName("*");
while (i < tmp.length) {
if (tmp[i].className.indexOf(hyphenateClass) !== -1 && tmp[i].className.indexOf(dontHyphenateClass) === -1) {
el.push(tmp[i]);
}
i += 1;
}
}
return el;
}
/**
* @method Hyphenator~selectElements
* @desc
* A function that uses either selectorFunction set by the user
* or the default mySelectorFunction.
* @access private
*/
function selectElements() {
var elems;
if (selectorFunction) {
elems = selectorFunction();
} else {