79 lines
2.9 KiB
CoffeeScript
79 lines
2.9 KiB
CoffeeScript
###
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# Copyright (C) 2014-2017 Andrey Antukh <niwi@niwi.nz>
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# Copyright (C) 2014-2017 Jesús Espino Garcia <jespinog@gmail.com>
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# Copyright (C) 2014-2017 David Barragán Merino <bameda@dbarragan.com>
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# Copyright (C) 2014-2017 Alejandro Alonso <alejandro.alonso@kaleidos.net>
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# Copyright (C) 2014-2017 Juan Francisco Alcántara <juanfran.alcantara@kaleidos.net>
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# Copyright (C) 2014-2017 Xavi Julian <xavier.julian@kaleidos.net>
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as
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# published by the Free Software Foundation, either version 3 of the
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# License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# File: modules/components/wysiwyg/wysiwyg-code-hightlighter.service.coffee
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###
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class WysiwygCodeHightlighterService
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constructor: () ->
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Prism.plugins.customClass.prefix('prism-')
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Prism.plugins.customClass.map({})
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getLanguages: () ->
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return new Promise (resolve, reject) =>
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if @.languages
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resolve(@.languages)
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else if @.loadPromise
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@.loadPromise.then () => resolve(@.languages)
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else
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@.loadPromise = $.getJSON("/#{window._version}/prism/prism-languages.json").then (_languages_) =>
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@.loadPromise = null
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@.languages = _.map _languages_, (it) ->
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it.url = "/#{window._version}/prism/" + it.file
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return it
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resolve(@.languages)
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getLanguageInClassList: (classes) ->
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lan = _.find @.languages, (it) ->
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return !!_.find classes, (className) ->
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return 'language-' + it.name == className
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return if lan then lan.name else null
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loadLanguage: (lan) ->
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return new Promise (resolve) ->
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if !Prism.languages[lan]
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ljs.load("/#{window._version}/prism/prism-#{lan}.min.js", resolve)
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else
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resolve()
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# firefox adds br instead of new lines inside <code>
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replaceCodeBrToNl: (code) ->
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$(code).find('br').replaceWith('\n')
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hightlightCode: (code) ->
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@.replaceCodeBrToNl(code)
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lan = @.getLanguageInClassList(code.classList)
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if lan
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@.loadLanguage(lan).then () -> Prism.highlightElement(code)
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addHightlighter: (element) ->
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codes = $(element).find('code')
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codes.each (index, code) => @.hightlightCode(code)
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angular.module("taigaComponents")
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.service("tgWysiwygCodeHightlighterService", WysiwygCodeHightlighterService)
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