Merged script 1 and script 2

2_download_system_game_webpages.sh

@@ -1,42 +1,179 @@
 #!/bin/bash
+
+readonly USAGE="
+USAGE:
+$(basename "$0") [SYSTEM]"
+
+function help_message() {
+    echo "$USAGE"
+    echo
+    echo "Where [SYSTEM] are:"
+    for WORD in $SYSTEMS; do
+        echo -e "\t$WORD"
+    done
+}
+
 SYSTEMS="apple2 arcade atari2600 atari7800 atarilynx coleco gamegear gb gba gbc mastersystem megadrive msx n64 nes ngpc pcengine sega32x sg1000 snes vectrex virtualboy wonderswan wonderswancolor"
 
-#check if there is any parameter
+# check if there is any parameter
 if [ "$#" -ne 1 ]; then
     echo "You must enter a system name."
     exit 0
 fi
 
 # check if the parameter is valid
-if ! echo "$SYSTEMS" | grep -w "$1" > /dev/null; then
+if ! echo "$SYSTEMS" | grep -w "$1" >/dev/null; then
     echo "You must enter a valid system name."
-    echo "Supported systemas are:"
+    help_message
-    for WORD in $SYSTEMS
-    do
-         echo -e "\t$WORD"
-    done
     exit 0
 fi
 
-
+# variables
-
-#check if file exists
-if ! test -f "$1"; then
-    echo "$1 does not exists."
-    exit 0
-fi
-
-#variables
 readonly SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
 readonly GAME_LIST_DIR="$SCRIPT_DIR/gamelists"
-SYSTEM_NAME="$1"
+readonly SYSTEM_NAME="$1"
-URL_LIST="$SCRIPT_DIR/${SYSTEM_NAME}.url"
+readonly SYSTEM_HTML="GAME_LIST_DIR/$SYSTEM_NAME".html
-COOKIE_FILE="$SCRIPT_DIR/cookie.txt"
+readonly URL_LIST="$SCRIPT_DIR/${SYSTEM_NAME}.url"
+readonly COOKIE_FILE="$SCRIPT_DIR/cookie.txt"
+
+case $SYSTEM_NAME in
+
+apple2)
+    readonly URL="https://retroachievements.org/gameList.php?c=38"
+    ;;
+
+arcade)
+    readonly URL="https://retroachievements.org/gameList.php?c=27"
+    ;;
+
+atari2600)
+    readonly URL="https://retroachievements.org/gameList.php?c=25"
+    ;;
+
+atari7800)
+    readonly URL="https://retroachievements.org/gameList.php?c=51"
+    ;;
+
+atarijaguar)
+    readonly URL="https://retroachievements.org/gameList.php?c=17"
+    ;;
+
+atarilynx)
+    readonly URL="https://retroachievements.org/gameList.php?c=13"
+    ;;
+
+coleco)
+    readonly URL="https://retroachievements.org/gameList.php?c=44"
+    ;;
+
+gba)
+    readonly URL="https://retroachievements.org/gameList.php?c=5"
+    ;;
+
+gbc)
+    readonly URL="https://retroachievements.org/gameList.php?c=6"
+    ;;
+
+gb)
+    readonly URL="https://retroachievements.org/gameList.php?c=4"
+    ;;
+
+gamegear)
+    readonly URL="https://retroachievements.org/gameList.php?c=15"
+    ;;
+
+mastersystem)
+    readonly URL="https://retroachievements.org/gameList.php?c=11"
+    ;;
+
+megadrive)
+    readonly URL="https://retroachievements.org/gameList.php?c=1"
+    ;;
+
+msx)
+    readonly URL="https://retroachievements.org/gameList.php?c=29"
+    ;;
+
+ngpc)
+    readonly URL="https://retroachievements.org/gameList.php?c=14"
+    ;;
+
+nes)
+    readonly URL="https://retroachievements.org/gameList.php?c=7"
+    ;;
+
+n64)
+    readonly URL="https://retroachievements.org/gameList.php?c=2"
+    ;;
+
+nds)
+    readonly URL="https://retroachievements.org/gameList.php?c=18"
+    ;;
+
+panasonic3do)
+    readonly URL="https://retroachievements.org/gameList.php?c=43"
+    ;;
+
+pc8000)
+    readonly URL="https://retroachievements.org/gameList.php?c=47"
+    ;;
+
+pcengine)
+    readonly URL="https://retroachievements.org/gameList.php?c=8"
+    ;;
+
+pcfx)
+    readonly URL="https://retroachievements.org/gameList.php?c=49"
+    ;;
+
+psx)
+    readonly URL="https://retroachievements.org/gameList.php?c=12"
+    ;;
+
+pokemonmini)
+    readonly URL="https://retroachievements.org/gameList.php?c=24"
+    ;;
+
+sega32x)
+    readonly URL="https://retroachievements.org/gameList.php?c=10"
+    ;;
+
+segacd)
+    readonly URL="https://retroachievements.org/gameList.php?c=9"
+    ;;
+
+segasaturn)
+    readonly URL="https://retroachievements.org/gameList.php?c=39"
+    ;;
+
+sg1000)
+    readonly URL="https://retroachievements.org/gameList.php?c=33"
+    ;;
+
+snes)
+    readonly URL="https://retroachievements.org/gameList.php?c=3"
+    ;;
+
+vectrex)
+    readonly URL="https://retroachievements.org/gameList.php?c=46"
+    ;;
+
+virtualboy)
+    readonly URL="https://retroachievements.org/gameList.php?c=28"
+    ;;
+
+wonderswan)
+    readonly URL="https://retroachievements.org/gameList.php?c=53"
+    ;;
+
+esac
+
+wget "$URL" -O "$SYSTEM_HTML"
 
 #process system html to get game url list
 echo "Processing $SYSTEM_NAME."
-grep -E "Game/[0-9]+" -Eo "$1" | sort -u | sed 's,Game/,https://retroachievements.org/linkedhashes.php?g=,' "$URL_LIST"
+grep -E "Game/[0-9]+" -Eo "$SYSTEM_HTML" | sort -u | sed 's,Game/,https://retroachievements.org/linkedhashes.php?g=,' "$URL_LIST"
-echo "Found $(wc -l < "$URL_LIST") games."
+echo "Found $(wc -l <"$URL_LIST") games."
 
 #create system folder for webpages with hashes
 if test -d "./${GAME_LIST_DIR}/$SYSTEM_NAME"; then