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Hyphenator.js
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Hyphenator.js
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/** @license Hyphenator X.Y.Z - client side hyphenation for webbrowsers
* Copyright (C) 2010 Mathias Nater, Zürich (mathias at mnn dot ch)
* Project and Source hosted on http://code.google.com/p/hyphenator/
*
* This JavaScript code is free software: you can redistribute
* it and/or modify it under the terms of the GNU Lesser
* General Public License (GNU LGPL) as published by the Free Software
* Foundation, either version 3 of the License, or (at your option)
* any later version. The code is distributed WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU GPL for more details.
*
* As additional permission under GNU GPL version 3 section 7, you
* may distribute non-source (e.g., minimized or compacted) forms of
* that code without the copy of the GNU GPL normally required by
* section 4, provided you include this license notice and a URL
* through which recipients can access the Corresponding Source.
*
*
* Hyphenator.js contains code from Bram Steins hypher.js-Project:
* https://github.com/bramstein/Hypher
*
* Code from this project is marked in the source and belongs
* to the following license:
*
* Copyright (c) 2011, Bram Stein
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
* EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
/*
* Comments are jsdoctoolkit formatted. See http://code.google.com/p/jsdoc-toolkit/
*/
/* The following comment is for JSLint: */
/*global window, ActiveXObject, unescape */
/*jslint plusplus: true, white: true, browser: true, onevar: true, undef: true, nomen: true, eqeqeq: false, regexp: true, sub: true, newcap: true, immed: true, evil: true, eqeqeq: false */
/**
* @constructor
* @description Provides all functionality to do hyphenation, except the patterns that are loaded
* externally.
* @author Mathias Nater, <a href = "mailto:mathias@mnn.ch">mathias@mnn.ch</a>
* @version X.Y.Z
* @namespace Holds all methods and properties
* @example
* <script src = "Hyphenator.js" type = "text/javascript"></script>
* <script type = "text/javascript">
* Hyphenator.run();
* </script>
*/
var Hyphenator = (function (window) {
'use strict';
var
/**
* @name Hyphenator-supportedLang
* @description
* A key-value object that stores supported languages.
* The key is the bcp47 code of the language and the value
* is an object containing informations about the language
* @type {Object.<string, Object>}
* @private
* @example
* Check if language lang is supported:
* if (supportedLangs.hasOwnProperty(lang))
*/
supportedLangs = (function () {
var r = {},
o = function (code, file, script, prompt) {
r[code] = {'file': file, 'script': script, 'prompt': prompt};
};
//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
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('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('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('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, '');
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 navedite jezik:');
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:');
return r;
}()),
/**
* @name Hyphenator-languageHint
* @description
* An automatically generated string to be displayed in a prompt if the language can't be guessed.
* The string is generated using the supportedLangs-object.
* @see Hyphenator-supportedLang
* @type {string}
* @private
* @see Hyphenator-autoSetMainLanguage
*/
languageHint = (function () {
var k, r = '';
for (k in supportedLangs) {
if (supportedLangs.hasOwnProperty(k)) {
r += k + ', ';
}
}
r = r.substring(0, r.length - 2);
return r;
}()),
/**
* @name Hyphenator-basePath
* @description
* A string storing the basepath from where Hyphenator.js was loaded.
* This is used to load the patternfiles.
* The basepath is determined dynamically by searching all script-tags for Hyphenator.js
* If the path cannot be determined http://hyphenator.googlecode.com/svn/trunk/ is used as fallback.
* @type {string}
* @private
* @see Hyphenator-loadPatterns
*/
basePath = (function () {
var s = document.getElementsByTagName('script'), i = 0, p, src, t;
while (!!(t = s[i++])) {
if (!!t.src) {
src = t.src;
p = src.indexOf('Hyphenator.js');
if (p !== -1) {
return src.substring(0, p);
}
}
}
return 'http://hyphenator.googlecode.com/svn/trunk/';
}()),
/**
* @name Hyphenator-isLocal
* @description
* 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 google.code)
*/
isLocal = (function () {
var re = false;
if (window.location.href.indexOf(basePath) !== -1) {
re = true;
}
return re;
}()),
/**
* @name Hyphenator-documentLoaded
* @description
* documentLoaded is true, when the DOM has been loaded. This is set by runOnContentLoaded
*/
documentLoaded = false,
documentCount = 0,
/**
* @name Hyphenator-persistentConfig
* @description
* 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.
*/
persistentConfig = false,
/**
* @name Hyphenator-contextWindow
* @description
* contextWindow stores the window for the document to be hyphenated.
* If there are frames this will change.
* So use contextWindow instead of window!
*/
contextWindow = window,
/**
* @name Hyphenator-doFrames
* @description
* switch to control if frames/iframes should be hyphenated, too
* defaults to false (frames are a bag of hurt!)
*/
doFrames = false,
/**
* @name Hyphenator-dontHyphenate
* @description
* A key-value object containing all html-tags whose content should not be hyphenated
* @type {Object.<string,boolean>}
* @private
* @see Hyphenator-hyphenateElement
*/
dontHyphenate = {'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},
/**
* @name Hyphenator-enableCache
* @description
* A variable to set if caching is enabled or not
* @type boolean
* @default true
* @private
* @see Hyphenator.config
* @see hyphenateWord
*/
enableCache = true,
/**
* @name Hyphenator-storageType
* @description
* A variable to define what html5-DOM-Storage-Method is used ('none', 'local' or 'session')
* @type {string}
* @default 'none'
* @private
* @see Hyphenator.config
*/
storageType = 'local',
/**
* @name Hyphenator-storage
* @description
* An alias to the storage-Method defined in storageType.
* Set by Hyphenator.run()
* @type {Object|undefined}
* @default null
* @private
* @see Hyphenator.run
*/
storage,
/**
* @name Hyphenator-enableReducedPatternSet
* @description
* A variable to set if storing the used patterns is set
* @type boolean
* @default false
* @private
* @see Hyphenator.config
* @see hyphenateWord
* @see Hyphenator.getRedPatternSet
*/
enableReducedPatternSet = false,
/**
* @name Hyphenator-enableRemoteLoading
* @description
* A variable to set if pattern files should be loaded remotely or not
* @type boolean
* @default true
* @private
* @see Hyphenator.config
* @see Hyphenator-loadPatterns
*/
enableRemoteLoading = true,
/**
* @name Hyphenator-displayToggleBox
* @description
* A variable to set if the togglebox should be displayed or not
* @type boolean
* @default false
* @private
* @see Hyphenator.config
* @see Hyphenator-toggleBox
*/
displayToggleBox = false,
/**
* @name Hyphenator-onError
* @description
* A function that can be called upon an error.
* @see Hyphenator.config
* @type {function(Object)}
* @private
*/
onError = function (e) {
window.alert("Hyphenator.js says:\n\nAn Error occurred:\n" + e.message);
},
/**
* @name Hyphenator-createElem
* @description
* A function alias to document.createElementNS or document.createElement
* @type {function(string, Object)}
* @private
*/
createElem = function (tagname, context) {
context = context || contextWindow;
if (document.createElementNS) {
return context.document.createElementNS('http://www.w3.org/1999/xhtml', tagname);
} else if (document.createElement) {
return context.document.createElement(tagname);
}
},
/**
* @name Hyphenator-css3
* @description
* A variable to set if css3 hyphenation should be used
* @type boolean
* @default false
* @private
* @see Hyphenator.config
*/
css3 = false,
/**
* @name Hyphenator-css3_hsupport
* @description
* A generated object containing information for CSS3-hyphenation support
* {
* support: boolean,
* property: <the property name to access hyphen-settings>,
* languages: <an object containing supported languages>
* }
* @type object
* @default undefined
* @private
* @see Hyphenator-css3_gethsupport
*/
css3_h9n,
/**
* @name Hyphenator-css3_gethsupport
* @description
* This function sets Hyphenator-css3_h9n for the current UA
* @type function
* @private
* @see Hyphenator-css3_h9n
*/
css3_gethsupport = function () {
var s,
ua = navigator.userAgent,
createLangSupportChecker = function (prefix) {
var testStrings = [
//latin: 0
'abcdefghijklmnopqrstuvwxyz',
//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'
],
f = function (lang) {
var shadow,
computedHeight,
bdy = window.document.getElementsByTagName('body')[0];
//create and append shadow-test-element
shadow = createElem('div', window);
shadow.id = 'Hyphenator_LanguageChecker';
shadow.style.width = '5em';
shadow.style[prefix] = 'auto';
shadow.style.hyphens = 'auto';
shadow.style.fontSize = '12px';
shadow.style.lineHeight = '12px';
shadow.style.visibility = 'hidden';
if (supportedLangs.hasOwnProperty(lang)) {
shadow.lang = lang;
shadow.style['-webkit-locale'] = "'" + lang + "'";
shadow.innerHTML = testStrings[supportedLangs[lang].script];
} else {
return false;
}
bdy.appendChild(shadow);
//measure its height
//computedHeight = parseInt(window.getComputedStyle(shadow, null).height.slice(0, -2), 10);
computedHeight = shadow.offsetHeight;
//remove shadow element
bdy.removeChild(shadow);
if (computedHeight > 12) {
return true;
} else {
return false;
}
};
return f;
},
r = {
support: false,
property: '',
checkLangSupport: function () {}
};
if (window.getComputedStyle) {
s = contextWindow.getComputedStyle(contextWindow.document.getElementsByTagName('body')[0], null);
} else {
//ancient Browsers don't support CSS3 anyway
css3_h9n = r;
return;
}
if (s['-webkit-hyphens'] !== undefined) {
r.support = true;
r.property = '-webkit-hyphens';
r.checkLangSupport = createLangSupportChecker('-webkit-hyphens');
} else if (s['MozHyphens'] !== undefined) {
r.support = true;
r.property = 'MozHyphens';
r.checkLangSupport = createLangSupportChecker('MozHyphens');
} else if (s['-ms-hyphens'] !== undefined) {
r.support = true;
r.property = '-ms-hyphens';
r.checkLangSupport = createLangSupportChecker('-ms-hyphens');
}
css3_h9n = r;
},
/**
* @name Hyphenator-hyphenateClass
* @description
* A string containing the css-class-name for the hyphenate class
* @type {string}
* @default 'hyphenate'
* @private
* @example
* <p class = "hyphenate">Text</p>
* @see Hyphenator.config
*/
hyphenateClass = 'hyphenate',
/**
* @name Hyphenator-dontHyphenateClass
* @description
* A string containing the css-class-name for elements that should not be hyphenated
* @type {string}
* @default 'donthyphenate'
* @private
* @example
* <p class = "donthyphenate">Text</p>
* @see Hyphenator.config
*/
dontHyphenateClass = 'donthyphenate',
/**
* @name Hyphenator-min
* @description
* A number wich indicates the minimal length of words to hyphenate.
* @type {number}
* @default 6
* @private
* @see Hyphenator.config
*/
min = 6,
/**
* @name Hyphenator-orphanControl
* @description
* 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
* @type {number}
* @default 1
* @private
*/
orphanControl = 1,
/**
* @name Hyphenator-isBookmarklet
* @description
* Indicates if Hyphanetor runs as bookmarklet or not.
* @type boolean
* @default false
* @private
*/
isBookmarklet = (function () {
var loc = null, re = false, jsArray = document.getElementsByTagName('script'), i, l;
for (i = 0, l = jsArray.length; i < l; i++) {
if (!!jsArray[i].getAttribute('src')) {
loc = jsArray[i].getAttribute('src');
}
if (!!loc && loc.indexOf('Hyphenator.js?bm=true') !== -1) {
re = true;
}
}
return re;
}()),
/**
* @name Hyphenator-mainLanguage
* @description
* 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).
* @type {string|null}
* @private
* @see Hyphenator-autoSetMainLanguage
*/
mainLanguage = null,
/**
* @name Hyphenator-defaultLanguage
* @description
* 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).
* @type {string|null}
* @private
* @see Hyphenator-autoSetMainLanguage
*/
defaultLanguage = '',
/**
* @name Hyphenator-elements
* @description
* An array holding all elements that have to be hyphenated. This var is filled by
* {@link Hyphenator-gatherDocumentInfos}
* @type {Array}
* @private
*/
elements = (function () {
var Element = function (element, data) {
this.element = element;
this.hyphenated = false;
this.treated = false; //collected but not hyphenated (dohyphenation is off)
this.data = data;
},
ElementCollection = function () {
this.count = 0;
this.hyCount = 0;
this.list = {};
};
ElementCollection.prototype = {
add: function (el, lang, data) {
if (!this.list.hasOwnProperty(lang)) {
this.list[lang] = [];
}
this.list[lang].push(new Element(el, data));
this.count += 1;
},
each: function (fn) {
var k;
for (k in this.list) {
if (this.list.hasOwnProperty(k)) {
fn(k, this.list[k]);
}
}
}
};
return new ElementCollection();
}()),
/**
* @name Hyphenator-exceptions
* @description
* 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.
* @see Hyphenator-prepareLanguagesObj
* @type {Object}
* @private
*/
exceptions = {},
/**
* @name Hyphenator-docLanguages
* @description
* An object holding all languages used in the document. This is filled by
* {@link Hyphenator-gatherDocumentInfos}
* @type {Object}
* @private
*/
docLanguages = {},
/**
* @name Hyphenator-state
* @description
* A number that inidcates the current state of the script
* 0: not initialized
* 1: loading patterns
* 2: ready
* 3: hyphenation done
* 4: hyphenation removed
* @type {number}
* @private
*/
state = 0,
/**
* @name Hyphenator-url
* @description
* A string containing a RegularExpression to match URL's
* @type {string}
* @private
*/
url = '(\\w*:\/\/)?((\\w*:)?(\\w*)@)?((([\\d]{1,3}\\.){3}([\\d]{1,3}))|((www\\.|[a-zA-Z]\\.)?[a-zA-Z0-9\\-\\.]+\\.([a-z]{2,4})))(:\\d*)?(\/[\\w#!:\\.?\\+=&%@!\\-]*)*',
// protocoll usr pwd ip or host tld port path
/**
* @name Hyphenator-mail
* @description
* A string containing a RegularExpression to match mail-adresses
* @type {string}
* @private
*/
mail = '[\\w-\\.]+@[\\w\\.]+',
/**
* @name Hyphenator-urlRE
* @description
* A RegularExpressions-Object for url- and mail adress matching
* @type {RegExp}
* @private
*/
urlOrMailRE = new RegExp('(' + url + ')|(' + mail + ')', 'i'),
/**
* @name Hyphenator-zeroWidthSpace
* @description
* 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
* @type {string}
* @private
*/
zeroWidthSpace = (function () {
var zws, ua = 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;
}()),
/**
* @name Hyphenator-onHyphenationDone
* @description
* A method to be called, when the last element has been hyphenated or the hyphenation has been
* removed from the last element.
* @see Hyphenator.config
* @type {function()}
* @private
*/
onHyphenationDone = function () {},
/**
* @name Hyphenator-selectorFunction
* @description
* A function that has to return a HTMLNodeList of Elements to be hyphenated.
* By default it uses the classname ('hyphenate') to select the elements.
* @see Hyphenator.config
* @type {function()}
* @private
*/
selectorFunction = function () {
var tmp, el = [], i, l;
if (document.getElementsByClassName) {
el = contextWindow.document.getElementsByClassName(hyphenateClass);
} else if (document.querySelectorAll) {
el = contextWindow.document.querySelectorAll('.' + hyphenateClass);
} else {
tmp = contextWindow.document.getElementsByTagName('*');
l = tmp.length;
for (i = 0; i < l; i++)
{
if (tmp[i].className.indexOf(hyphenateClass) !== -1 && tmp[i].className.indexOf(dontHyphenateClass) === -1) {
el.push(tmp[i]);
}
}
}
return el;
},
/**
* @name Hyphenator-intermediateState
* @description
* The value of style.visibility of the text while it is hyphenated.
* @see Hyphenator.config
* @type {string}
* @private
*/
intermediateState = 'hidden',
/**
* @name Hyphenator-unhide
* @description
* How hidden elements unhide: either simultaneous (default: 'wait') or progressively.
* 'wait' makes Hyphenator.js to wait until all elements are hyphenated (one redraw)
* With 'progressiv' Hyphenator.js unhides elements as soon as they are hyphenated.
* @see Hyphenator.config
* @type {string}
* @private
*/
unhide = 'wait',
/**
* @name Hyphenator-CSSEditors
* @description A container array that holds CSSEdit classes
* For each window object one CSSEdit class is inserted
* @see Hyphenator-CSSEdit
* @type {array}
* @private
*/
CSSEditors = [],
/**
* @name Hyphenator-CSSEditors
* @description A custom class with two public methods: setRule() and clearChanges()
* Tis is used to hide/unhide elements when they are hyphenated.
* @see Hyphenator-gatherDocumentInfos
* @type {function ()}
* @private
*/
CSSEdit = function (w) {
w = w || window;
var doc = w.document,
sheet = doc.styleSheets[doc.styleSheets.length-1],
changes = [],
findRule = function (sel) {
var sheet, rule, sheets = window.document.styleSheets, rules, i, j;
for (i = 0; i < sheets.length; i++) {
sheet = sheets[i];
if (!!sheet.cssRules) {
rules = sheet.cssRules;
} else if (!!sheet.rules) {
// IE < 9
rules = sheet.rules;
}
if (!!rules && !!rules.length) {
for (j = 0; j < rules.length; j++) {
rule = rules[j];
if (rule.selectorText === sel) {
return {
index: j,
rule: rule
};
}
}
}
}
return false;
},
addRule = function (sel, rulesStr) {
var i;
if (!!sheet.insertRule) {
if (!!sheet.cssRules) {
i = sheet.cssRules.length;
} else {
i = 0;
}
return sheet.insertRule(sel + '{' + rulesStr + '}', i);
} else if (!!sheet.addRule) {
// IE < 9
if (!!sheet.rules) {
i = sheet.rules.length;
} else {
i = 0;
}
sheet.addRule(sel, rulesStr, i);
return i;
}
},
removeRule = function (sheet, index) {
if (sheet.deleteRule) {
sheet.deleteRule(index);
} else {
// IE < 9
sheet.removeRule(index);
}
};
return {
setRule: function (sel, rulesString) {
var i, existingRule, cssText;
existingRule = findRule(sel);
if (!!existingRule) {
if (!!existingRule.rule.cssText) {
cssText = existingRule.rule.cssText;
} else {
// IE < 9
cssText = existingRule.rule.style.cssText.toLowerCase();
}
if (cssText === '.' + hyphenateClass + ' { visibility: hidden; }') {
//browsers w/o IE < 9 and no additional style defs:
//add to [changes] for later removal
changes.push({sheet: existingRule.rule.parentStyleSheet, index: existingRule.index});
} else if (cssText.indexOf('visibility: hidden') !== -1) {
// IE < 9 or additional style defs:
// add new rule
i = addRule(sel, rulesString);
//add to [changes] for later removal
changes.push({sheet: sheet, index: i});
// clear existing def
existingRule.rule.style['visibility'] = '';
}
} else {
i = addRule(sel, rulesString);
changes.push({sheet: sheet, index: i});
}
},
clearChanges: function () {
var change;
while (!!(change = changes.pop())) {
removeRule(change.sheet, change.index);
}
}
};
},
/**
* @name Hyphenator-hyphen
* @description
* A string containing the character for in-word-hyphenation
* @type {string}
* @default the soft hyphen
* @private
* @see Hyphenator.config
*/
hyphen = String.fromCharCode(173),
/**
* @name Hyphenator-urlhyphen
* @description
* A string containing the character for url/mail-hyphenation
* @type {string}
* @default the zero width space
* @private
* @see Hyphenator.config
* @see Hyphenator-zeroWidthSpace
*/
urlhyphen = zeroWidthSpace,
/**
* @name Hyphenator-safeCopy
* @description
* Defines wether work-around for copy issues is active or not
* Not supported by Opera (no onCopy handler)
* @type boolean
* @default true
* @private
* @see Hyphenator.config
* @see Hyphenator-registerOnCopy
*/
safeCopy = true,
/*
* runOnContentLoaded is based od jQuery.bindReady()
* see
* jQuery JavaScript Library v1.3.2
* http://jquery.com/
*
* Copyright (c) 2009 John Resig
* Dual licensed under the MIT and GPL licenses.
* http://docs.jquery.com/License
*
* Date: 2009-02-19 17:34:21 -0500 (Thu, 19 Feb 2009)
* Revision: 6246
*/
/**
* @name Hyphenator-runOnContentLoaded
* @description
* A crossbrowser solution for the DOMContentLoaded-Event based on jQuery
* <a href = "http://jquery.com/</a>
* I added some functionality: e.g. support for frames and iframes…
* @param {Object} w the window-object
* @param {function()} f the function to call onDOMContentLoaded
* @private
*/
runOnContentLoaded = function (w, f) {
var DOMContentLoaded = function () {}, toplevel, hyphRunForThis = {},
add = document.addEventListener ? 'addEventListener' : 'attachEvent',
rem = document.addEventListener ? 'removeEventListener' : 'detachEvent',
pre = document.addEventListener ? '' : 'on';
if (documentLoaded && !hyphRunForThis[w.location.href]) {
f();
hyphRunForThis[w.location.href] = true;
return;
}
function init(context) {
contextWindow = context || window;
if (!hyphRunForThis[contextWindow.location.href] && (!documentLoaded || !!contextWindow.frameElement)) {
documentLoaded = true;
f();
hyphRunForThis[contextWindow.location.href] = true;
}
}
function doScrollCheck() {
try {
// If IE is used, use the trick by Diego Perini
// http://javascript.nwbox.com/IEContentLoaded/
document.documentElement.doScroll("left");
} catch (error) {
setTimeout(doScrollCheck, 1);
return;
}
// and execute any waiting functions
init(window);
}
function doOnLoad() {
var i, haveAccess, fl = window.frames.length;
if (doFrames && fl > 0) {
for (i = 0; i < fl; i++) {
haveAccess = undefined;
//try catch isn't enough for webkit
try {
//opera throws only on document.toString-access
haveAccess = window.frames[i].document.toString();
} catch (e) {
haveAccess = undefined;
}
if (!!haveAccess) {
if (window.frames[i].location.href !== 'about:blank') {
init(window.frames[i]);
}
}
}
contextWindow = window;
f();