taiga-front/app/modules/services/app-meta.service.coffee

104 lines
3.1 KiB
CoffeeScript

###
# Copyright (C) 2014-2015 Taiga Agile LLC <taiga@taiga.io>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as
# published by the Free Software Foundation, either version 3 of the
# License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
# File: app-meta.service.coffee
###
taiga = @.taiga
truncate = taiga.truncate
class AppMetaService
@.$inject = [
"$rootScope"
]
constructor: (@rootScope) ->
_set: (key, value) ->
return if not key
if key == "title"
meta = $("title")
if meta.length == 0
meta = $("<title></title>")
$("head").append(meta)
meta.text(value or "")
else if key.indexOf("og:") == 0
meta = $("meta[property='#{key}']")
if meta.length == 0
meta = $("<meta property='#{key}'/>")
$("head").append(meta)
meta.attr("content", value or "")
else
meta = $("meta[name='#{key}']")
if meta.length == 0
meta = $("<meta name='#{key}'/>")
$("head").append(meta)
meta.attr("content", value or "")
setTitle: (title) ->
@._set('title', title)
setDescription: (description) ->
@._set("description", truncate(description, 250))
setTwitterMetas: (title, description) ->
@._set("twitter:card", "summary")
@._set("twitter:site", "@taigaio")
@._set("twitter:title", title)
@._set("twitter:description", truncate(description, 300))
@._set("twitter:image", "#{window.location.origin}/images/logo-color.png")
setOpenGraphMetas: (title, description) ->
@._set("og:type", "object")
@._set("og:site_name", "Taiga - Love your projects")
@._set("og:title", title)
@._set("og:description", truncate(description, 300))
@._set("og:image", "#{window.location.origin}/images/logo-color.png")
@._set("og:url", window.location.href)
setAll: (title, description) ->
@.setTitle(title)
@.setDescription(description)
@.setTwitterMetas(title, description)
@.setOpenGraphMetas(title, description)
addMobileViewport: () ->
$("head").append(
"<meta name=\"viewport\"
content=\"width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0\">"
)
removeMobileViewport: () ->
$("meta[name=\"viewport\"]").remove()
setfn: (fn) ->
@._listener() if @.listener
@._listener = @rootScope.$watchCollection fn, (metas) =>
@.setAll(metas.title, metas.description)
angular.module("taigaCommon").service("tgAppMetaService", AppMetaService)