Add a new filter `to_uri`.
Akinori MUSHA
3 changed files with 69 additions and 0 deletions
+ 16
- 0
app/concerns/liquid_droppable.rb
@@ -27,4 +27,20 @@ module LiquidDroppable |
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| 27 | 27 |
def to_liquid |
| 28 | 28 |
self.class::Drop.new(self) |
| 29 | 29 |
end |
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+ |
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+ require 'uri' |
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+ |
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+ class URIDrop < Drop |
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+ URI::Generic::COMPONENT.each { |attr|
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+ define_method(attr) {
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+ @object.__send__(attr) |
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+ } |
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+ } |
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+ end |
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+ |
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+ class ::URI::Generic |
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+ def to_liquid |
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+ URIDrop.new(self) |
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+ end |
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+ end |
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| 30 | 46 |
end |
+ 16
- 0
app/concerns/liquid_interpolatable.rb
@@ -116,6 +116,22 @@ module LiquidInterpolatable |
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| 116 | 116 |
CGI.escape(string) rescue string |
| 117 | 117 |
end |
| 118 | 118 |
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+ # Parse an input into a URI object, optionally resolving it |
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+ # against a base URI if given. |
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+ # |
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+ # A URI object will have the following properties: scheme, |
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+ # userinfo, host, port, registry, path, opaque, query, and |
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+ # fragment. |
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+ def to_uri(uri, base_uri = nil) |
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+ if base_uri |
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+ URI(base_uri) + uri.to_s |
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+ else |
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+ URI(uri.to_s) |
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+ end |
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+ rescue URI::Error |
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+ nil |
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+ end |
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+ |
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| 119 | 135 |
# Escape a string for use in XPath expression |
| 120 | 136 |
def to_xpath(string) |
| 121 | 137 |
subs = string.to_s.scan(/\G(?:\A\z|[^"]+|[^']+)/).map { |x|
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+ 37
- 0
spec/concerns/liquid_interpolatable_spec.rb
@@ -59,4 +59,41 @@ describe LiquidInterpolatable::Filters do |
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| 59 | 59 |
@filter.to_xpath_roundtrip(1).should == '1' |
| 60 | 60 |
end |
| 61 | 61 |
end |
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+ |
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+ describe 'to_uri' do |
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+ before do |
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+ @agent = Agents::InterpolatableAgent.new(name: "test", options: { 'foo' => '{% assign u = s | to_uri %}{{ u.path }}' })
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+ @agent.interpolation_context['s'] = 'http://example.com/dir/1?q=test' |
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+ end |
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+ |
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+ it 'should parse an abosule URI' do |
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+ @filter.to_uri('http://example.net/index.html', 'http://example.com/dir/1').should == URI('http://example.net/index.html')
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+ end |
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+ |
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+ it 'should parse an abosule URI with a base URI specified' do |
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+ @filter.to_uri('http://example.net/index.html', 'http://example.com/dir/1').should == URI('http://example.net/index.html')
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+ end |
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+ |
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+ it 'should parse a relative URI with a base URI specified' do |
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+ @filter.to_uri('foo/index.html', 'http://example.com/dir/1').should == URI('http://example.com/dir/foo/index.html')
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+ end |
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+ |
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+ it 'should parse an abosule URI with a base URI specified' do |
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+ @filter.to_uri('http://example.net/index.html', 'http://example.com/dir/1').should == URI('http://example.net/index.html')
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+ end |
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+ |
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+ it 'should stringify a non-string operand' do |
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+ @filter.to_uri(123, 'http://example.com/dir/1').should == URI('http://example.com/dir/123')
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+ end |
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+ |
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+ it 'should return a URI value in interpolation' do |
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+ @agent.interpolated['foo'].should == '/dir/1' |
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+ end |
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+ |
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+ it 'should return a URI value resolved against a base URI in interpolation' do |
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+ @agent.options['foo'] = '{% assign u = s | to_uri:"http://example.com/dir/1" %}{{ u.path }}'
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+ @agent.interpolation_context['s'] = 'foo/index.html' |
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+ @agent.interpolated['foo'].should == '/dir/foo/index.html' |
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+ end |
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+ end |
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| 62 | 99 |
end |