Class: URL
Instance Attribute Summary collapse
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#router ⇒ Object
Returns the value of attribute router.
Instance Method Summary collapse
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#full_url ⇒ Object
Full url rebuilds the url from it’s constituent parts.
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#initialize(router = nil) ⇒ URL
constructor
A new instance of URL.
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#parse(url) ⇒ Object
Parse takes in a url and extracts each sections.
- #scroll ⇒ Object
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#update! ⇒ Object
Called when the state has changed and the url in the browser should be updated Called when an attribute changes to update the url.
Methods included from ReactiveAccessors
Constructor Details
#initialize(router = nil) ⇒ URL
Returns a new instance of URL.
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# File 'lib/volt/models/url.rb', line 11 def initialize(router=nil) @router = router @params = Model.new({}, persistor: Persistors::Params) end |
Instance Attribute Details
#router ⇒ Object
Returns the value of attribute router.
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# File 'lib/volt/models/url.rb', line 9 def router @router end |
Instance Method Details
#full_url ⇒ Object
Full url rebuilds the url from it’s constituent parts
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# File 'lib/volt/models/url.rb', line 63 def full_url if port host_with_port = "#{host}:#{port}" else host_with_port = host end path, params = @router.params_to_url(@params.to_h) self.path = path if path new_url = "#{scheme}://#{host_with_port}#{(path || self.path).chomp('/')}" params_str = '' unless params.empty? query_parts = [] nested_params_hash(params).each_pair do |key,value| # remove the _ from the front value = `encodeURI(value)` query_parts << "#{key[1..-1]}=#{value}" end if query_parts.size > 0 self.query = query_parts.join('&') new_url += '?' + self.query end end frag = self.fragment if frag.present? self.fragment = frag new_url += '#' + frag end return new_url end |
#parse(url) ⇒ Object
Parse takes in a url and extracts each sections. It also assigns and changes to the params.
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# File 'lib/volt/models/url.rb', line 18 def parse(url) if url[0] == '#' # url only updates fragment self.fragment = url[1..-1] update! else host = `document.location.host` protocol = `document.location.protocol` if url !~ /[:]\/\// # Add the host for local urls url = protocol + "//#{host}" + url else # Make sure its on the same protocol and host, otherwise its external. if url !~ /#{protocol}\/\/#{host}/ # Different host, don't process return false end end matcher = url.match(/^(#{protocol[0..-2]})[:]\/\/([^\/]+)(.*)$/) self.scheme = matcher[1] host, port = matcher[2].split(':') port ||= 80 self.host = host self.port = port path = matcher[3] path, fragment = path.split('#', 2) path, query = path.split('?', 2) self.path = path self.fragment = fragment self.query = query assign_query_hash_to_params end scroll return true end |
#scroll ⇒ Object
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# File 'lib/volt/models/url.rb', line 117 def scroll if Volt.client? frag = self.fragment if frag # Scroll to anchor via http://www.w3.org/html/wg/drafts/html/master/browsers.html#scroll-to-fragid %x{ var anchor = $('#' + frag); if (anchor.length == 0) { anchor = $('*[name="' + frag + '"]:first'); } if (anchor && anchor.length > 0) { console.log('scroll to: ', anchor.offset().top); $(document.body).scrollTop(anchor.offset().top); } } else # Scroll to the top by default `$(document.body).scrollTop(0);` end end end |
#update! ⇒ Object
Called when the state has changed and the url in the browser should be updated Called when an attribute changes to update the url
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# File 'lib/volt/models/url.rb', line 103 def update! if Volt.client? new_url = full_url() # Push the new url if pushState is supported # TODO: add fragment fallback %x{ if (document.location.href != new_url && history && history.pushState) { history.pushState(null, null, new_url); } } end end |