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new helpers #favicon_link_tag and #apple_touch_icon_link_tag

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Xavier Noria 2010-04-07 13:04:52 -07:00
parent 149d13e1f0
commit d18ff1b7ef
2 changed files with 57 additions and 0 deletions
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38
actionpack/lib/action_view/helpers/asset_tag_helper.rb
View file

@ -501,6 +501,44 @@ module ActionView
end end
end end
# Returns a link tag for a favicon.
#
# <%= favicon_link_tag %>
#
# generates
#
# <link href="/favicon.ico?4649789979" rel="shortcut icon" type="image/vnd.microsoft.icon" />
#
# You can specify a different icon file in the first argument:
#
# <%= favicon_link_tag 'favicon.ico' %>
#
# That's passed to +image_path+ as is, so the example above would render
#
# <link href="/images/favicon.ico?4649789979" rel="shortcut icon" type="image/vnd.microsoft.icon" />
#
# The helper accepts an additional options hash where you can override "rel" and "type".
def favicon_link_tag(source=nil, options={})
tag('link', {
:rel => 'shortcut icon',
:type => 'image/vnd.microsoft.icon',
:href => image_path(source || '/favicon.ico')
}.merge(options.symbolize_keys))
end
# Returns a link tag for an icon targetted at iPod Touch, iPhone, and iPad.
#
# <%= apple_touch_icon_link_tag 'my_site.png' %>
#
# generates
#
# <link href="/images/my_site.png?4233872383" rel="apple-touch-icon" />
#
# The source argument is passed to +image_path+ as is.
def apple_touch_icon_link_tag(source)
tag('link', :rel => 'apple-touch-icon', :href => image_path(source))
end
# Computes the path to an image asset in the public images directory. # Computes the path to an image asset in the public images directory.
# Full paths from the document root will be passed through. # Full paths from the document root will be passed through.
# Used internally by +image_tag+ to build the image path. # Used internally by +image_tag+ to build the image path.

19
actionpack/test/template/asset_tag_helper_test.rb
View file

@ -157,6 +157,17 @@ class AssetTagHelperTest < ActionView::TestCase
%(image_tag("mouse.png", :mouseover => image_path("mouse_over.png"))) => %(<img alt="Mouse" onmouseover="this.src='/images/mouse_over.png'" onmouseout="this.src='/images/mouse.png'" src="/images/mouse.png" />) %(image_tag("mouse.png", :mouseover => image_path("mouse_over.png"))) => %(<img alt="Mouse" onmouseover="this.src='/images/mouse_over.png'" onmouseout="this.src='/images/mouse.png'" src="/images/mouse.png" />)
} }
FaviconLinkToTag = {
%(favicon_link_tag) => %(<link href="/favicon.ico" rel="shortcut icon" type="image/vnd.microsoft.icon" />),
%(favicon_link_tag 'favicon.ico') => %(<link href="/images/favicon.ico" rel="shortcut icon" type="image/vnd.microsoft.icon" />),
%(favicon_link_tag 'favicon.ico', :rel => 'foo') => %(<link href="/images/favicon.ico" rel="foo" type="image/vnd.microsoft.icon" />),
%(favicon_link_tag 'favicon.ico', :rel => 'foo', :type => 'bar') => %(<link href="/images/favicon.ico" rel="foo" type="bar" />)
}
AppleTouchIconLinkToTag = {
%(apple_touch_icon_link_tag 'my_site.png') => %(<link href="/images/my_site.png" rel="apple-touch-icon" />)
}
VideoPathToTag = { VideoPathToTag = {
%(video_path("xml")) => %(/videos/xml), %(video_path("xml")) => %(/videos/xml),
%(video_path("xml.ogg")) => %(/videos/xml.ogg), %(video_path("xml.ogg")) => %(/videos/xml.ogg),
@ -331,6 +342,14 @@ class AssetTagHelperTest < ActionView::TestCase
ImageLinkToTag.each { |method, tag| assert_dom_equal(tag, eval(method)) } ImageLinkToTag.each { |method, tag| assert_dom_equal(tag, eval(method)) }
end end
def test_favicon_link_tag
FaviconLinkToTag.each { |method, tag| assert_dom_equal(tag, eval(method)) }
end
def test_apple_touch_link_tag
AppleTouchIconLinkToTag.each { |method, tag| assert_dom_equal(tag, eval(method)) }
end
def test_image_tag_windows_behaviour def test_image_tag_windows_behaviour
old_asset_id, ENV["RAILS_ASSET_ID"] = ENV["RAILS_ASSET_ID"], "1" old_asset_id, ENV["RAILS_ASSET_ID"] = ENV["RAILS_ASSET_ID"], "1"
# This simulates the behaviour of File#exist? on windows when testing a file ending in "." # This simulates the behaviour of File#exist? on windows when testing a file ending in "."