[icaclient] Add icaclient and refactor

Resolves: #785
Signed-off-by: Arif Ali <arif.ali@canonical.com>

01-main/packages/icaclient

@@ -0,0 +1,9 @@
+URL_PRE=$(curl https://www.citrix.com/downloads/workspace-app/ | grep "Citrix Workspace app.*Linux" | sort -r -k 5 | grep -v -i tech | head -n 1 | cut -d'"' -f2)
+URL="http:$(curl https://www.citrix.com/${URL_PRE} | grep ctx-dl-lin | cut -d'"' -f10 | grep icaclient.*${HOST_ARCH}.*deb)"
+FILE=$(echo "${URL}" | sed 's/.deb?.*/.deb/g')
+FILE=${FILE##*/}
+VERSION_PUBLISHED="$(echo "${URL}" | cut -d'_' -f 2)"
+PRETTY_NAME="Citrix Workspace App"
+WEBSITE="https://www.citrix.com/en-gb/downloads/workspace-app/linux"
+SUMMARY="Enables users to access virtual desktops and hosted applications delivered by XenDesktop and XenApp."
+DEFVER=1

deb-get

@@ -219,7 +219,7 @@ function fancy_message() {
 
 function download_deb() {
     local URL="${1}"
-    local FILE="${URL##*/}"
+    local FILE="${2}"
 
     if ! ${ELEVATE} wget --quiet --continue --show-progress --progress=bar:force:noscroll "${URL}" -O "${CACHE_DIR}/${FILE}"; then
         fancy_message error "Failed to download ${URL}. Deleting ${CACHE_DIR}/${FILE}..."
@@ -294,15 +294,15 @@ function install_ppa() {
 
 function install_deb() {
     local URL="${1}"
-    local FILE="${URL##*/}"
+    local FILE="${FILE:-${URL##*/}}"
     local STATUS=""
     ((PACKAGE_INSTALLATION_TRIES++))
 
     if ! package_is_installed "${APP}"; then
         if ! eula; then
             return
         fi
-        if ! download_deb "${URL}"; then
+        if ! download_deb "${URL}" "${FILE}"; then
             return
         fi
         if ! ${ELEVATE} apt-get -q=2 -o Dpkg::Progress-Fancy="1" -y install "${CACHE_DIR}/${FILE}"; then
@@ -312,14 +312,14 @@ function install_deb() {
         maint_supported_cache
     else
         if [ "${ACTION}" == "reinstall" ]; then
-            if ! download_deb "${URL}"; then
+            if ! download_deb "${URL}" "${FILE}"; then
                 return
             fi
             if ! ${ELEVATE} apt-get -q=2 -o Dpkg::Progress-Fancy="1" -y --reinstall --allow-downgrades install "${CACHE_DIR}/${FILE}"; then
                 return
             fi
         elif dpkg --compare-versions "${VERSION_PUBLISHED}" gt "${VERSION_INSTALLED}"; then
-            if ! download_deb "${URL}"; then
+            if ! download_deb "${URL}" "${FILE}"; then
                 return
             fi
             if ! ${ELEVATE} apt-get -q=2 -o Dpkg::Progress-Fancy="1" -y install "${CACHE_DIR}/${FILE}"; then
@@ -340,7 +340,7 @@ function install_deb() {
 function remove_deb() {
     local APP="${1}"
     local REMOVE="${2:-remove}"
-    local FILE="${URL##*/}"
+    local FILE="${FILE:-${URL##*/}}"
     local STATUS=""
 
     if package_is_installed "${APP}" || [[ " ${DEPRECATED_INSTALLED[*]} " =~ " ${APP} " ]]; then
@@ -409,6 +409,7 @@ function validate_deb() {
     export PRETTY_NAME=""
     export SUMMARY=""
     export WEBSITE=""
+    export FILE=""
 
     # Source the variables
     if [ "${APP_SRC}" == "00-builtin" ]; then