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((w) ->
w.gl ?= {}
w.gl.utils ?= {}
# Returns an array containing the value(s) of the
# of the key passed as an argument
w.gl.utils.getParameterValues = (sParam) ->
sPageURL = decodeURIComponent(window.location.search.substring(1))
sURLVariables = sPageURL.split('&')
sParameterName = undefined
values = []
i = 0
while i < sURLVariables.length
sParameterName = sURLVariables[i].split('=')
if sParameterName[0] is sParam
values.push(sParameterName[1])
i++
values
# #
# @param {Object} params - url keys and value to merge
# @param {String} url
# #
w.gl.utils.mergeUrlParams = (params, url) ->
newUrl = decodeURIComponent(url)
for paramName, paramValue of params
pattern = new RegExp "\\b(#{paramName}=).*?(&|$)"
if not paramValue?
newUrl = newUrl.replace pattern, ''
else if url.search(pattern) isnt -1
newUrl = newUrl.replace pattern, "$1#{paramValue}$2"
else
newUrl = "#{newUrl}#{(if newUrl.indexOf('?') > 0 then '&' else '?')}#{paramName}=#{paramValue}"
# Remove a trailing ampersand
lastChar = newUrl[newUrl.length - 1]
if lastChar is '&'
newUrl = newUrl.slice 0, -1
newUrl
# removes parameter query string from url. returns the modified url
w.gl.utils.removeParamQueryString = (url, param) ->
url = decodeURIComponent(url)
urlVariables = url.split('&')
(
variables for variables in urlVariables when variables.indexOf(param) is -1
).join('&')
) window
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