gistfile1.txt

#!/bin/sh

extractProxySettings() {
    local proxyUrl=$1
    local proxyType=$2

    local PROXY_WITH_USER_AUTH_REGEXP="https?://([^:]*):?(.*)@([^:]*):?(.*)"
    local PROXY_WITH_USER_AUTH_REGEXP_FOR_SED="https\?://\([^:]*\):\?\(.*\)@\([^:]*\):\?\(.*\)"

    local PROXY_WITHOUT_USER_AUTH_REGEXP="https?://([^:]*):?(.*)"
    local PROXY_WITHOUT_USER_AUTH_REGEXP_FOR_SED="https\?://\([^:]*\):\?\(.*\)"

    if [ -n "$proxyUrl" ]; then
        local proxyUserName
        local proxyPassword
        local proxyHost
        local proxyPort

        if [[ $proxyUrl =~ $PROXY_WITH_USER_AUTH_REGEXP ]]; then
            proxyUser=$(echo $proxyUrl | sed "s|$PROXY_WITH_USER_AUTH_REGEXP_FOR_SED|\1|")
            proxyPassword=$(echo $proxyUrl | sed "s|$PROXY_WITH_USER_AUTH_REGEXP_FOR_SED|\2|")
            proxyHost=$(echo $proxyUrl | sed "s|$PROXY_WITH_USER_AUTH_REGEXP_FOR_SED|\3|")
            proxyPort=$(echo $proxyUrl | sed "s|$PROXY_WITH_USER_AUTH_REGEXP_FOR_SED|\4|")

        elif [[ $proxyUrl =~ $PROXY_WITHOUT_USER_AUTH_REGEXP ]]; then
            proxyHost=$(echo $proxyUrl | sed "s|$PROXY_WITHOUT_USER_AUTH_REGEXP_FOR_SED|\1|")
            proxyPort=$(echo $proxyUrl | sed "s|$PROXY_WITHOUT_USER_AUTH_REGEXP_FOR_SED|\2|")
        fi

        if [[ $proxyUser != "" ]]; then
            PROXY_OPTS="$PROXY_OPTS -D$proxyType.proxyUser=$proxyUser"
        fi

        if [[ $proxyPassword != "" ]]; then
            PROXY_OPTS="$PROXY_OPTS -D$proxyType.proxyPassword=$proxyPassword"
        fi

        if [[ $proxyHost  != "" ]]; then
            PROXY_OPTS="$PROXY_OPTS -D$proxyType.proxyHost=$proxyHost"
        fi

        if [[ $proxyPort  != "" ]]; then
            PROXY_OPTS="$PROXY_OPTS -D$proxyType.proxyPort=$proxyPort"
        fi
    fi
}

extractProxySettings $1 $2
echo $PROXY_OPTS