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| 1 | +#!/bin/bash |
| 2 | + |
| 3 | +trim() { |
| 4 | + local -n ref=$1 |
| 5 | + ref="${ref#"${ref%%[![:space:]]*}"}" |
| 6 | + ref="${ref%"${ref##*[![:space:]]}"}" |
| 7 | +} |
| 8 | + |
| 9 | +build_gsettings_array() { |
| 10 | + [[ -z "$1" ]] && echo "[]" && return |
| 11 | + local host joined hosts=() |
| 12 | + IFS=',' read -ra parts <<< "$1" |
| 13 | + for host in "${parts[@]}"; do |
| 14 | + trim host |
| 15 | + [[ -n "$host" ]] && hosts+=("$host") |
| 16 | + done |
| 17 | + [[ ${#hosts[@]} -eq 0 ]] && echo "[]" && return |
| 18 | + printf -v joined "'%s'," "${hosts[@]}" |
| 19 | + echo "[${joined%,}]" |
| 20 | +} |
| 21 | + |
| 22 | +# Function to set proxy for GNOME |
| 23 | +set_gnome_proxy() { |
| 24 | + local MODE=$1 |
| 25 | + local PROXY_IP=$2 |
| 26 | + local PROXY_PORT=$3 |
| 27 | + local IGNORE_HOSTS=$4 |
| 28 | + |
| 29 | + # Set the proxy mode |
| 30 | + gsettings set org.gnome.system.proxy mode "$MODE" |
| 31 | + |
| 32 | + if [ "$MODE" == "manual" ]; then |
| 33 | + # List of protocols |
| 34 | + local PROTOCOLS=("http" "https" "ftp" "socks") |
| 35 | + |
| 36 | + # Loop through protocols to set the proxy |
| 37 | + for PROTOCOL in "${PROTOCOLS[@]}"; do |
| 38 | + gsettings set org.gnome.system.proxy.$PROTOCOL host "$PROXY_IP" |
| 39 | + gsettings set org.gnome.system.proxy.$PROTOCOL port "$PROXY_PORT" |
| 40 | + done |
| 41 | + |
| 42 | + # Set ignored hosts |
| 43 | + gsettings set org.gnome.system.proxy ignore-hosts "$(build_gsettings_array "$IGNORE_HOSTS")" |
| 44 | + |
| 45 | + echo "GNOME: Manual proxy settings applied." |
| 46 | + echo "Proxy IP: $PROXY_IP" |
| 47 | + echo "Proxy Port: $PROXY_PORT" |
| 48 | + echo "Ignored Hosts: $IGNORE_HOSTS" |
| 49 | + elif [ "$MODE" == "none" ]; then |
| 50 | + echo "GNOME: Proxy disabled." |
| 51 | + fi |
| 52 | +} |
| 53 | + |
| 54 | +# Function to set proxy for KDE |
| 55 | +set_kde_proxy() { |
| 56 | + local MODE=$1 |
| 57 | + local PROXY_IP=$2 |
| 58 | + local PROXY_PORT=$3 |
| 59 | + local IGNORE_HOSTS=$4 |
| 60 | + |
| 61 | + # Determine the correct kwriteconfig command based on KDE_SESSION_VERSION |
| 62 | + if [ "$KDE_SESSION_VERSION" == "6" ]; then |
| 63 | + KWRITECONFIG="kwriteconfig6" |
| 64 | + else |
| 65 | + KWRITECONFIG="kwriteconfig5" |
| 66 | + fi |
| 67 | + |
| 68 | + # KDE uses kwriteconfig to modify proxy settings |
| 69 | + if [ "$MODE" == "manual" ]; then |
| 70 | + # Set proxy for all protocols |
| 71 | + $KWRITECONFIG --file kioslaverc --group "Proxy Settings" --key ProxyType 1 |
| 72 | + $KWRITECONFIG --file kioslaverc --group "Proxy Settings" --key httpProxy "http://$PROXY_IP:$PROXY_PORT" |
| 73 | + $KWRITECONFIG --file kioslaverc --group "Proxy Settings" --key httpsProxy "http://$PROXY_IP:$PROXY_PORT" |
| 74 | + $KWRITECONFIG --file kioslaverc --group "Proxy Settings" --key ftpProxy "http://$PROXY_IP:$PROXY_PORT" |
| 75 | + $KWRITECONFIG --file kioslaverc --group "Proxy Settings" --key socksProxy "http://$PROXY_IP:$PROXY_PORT" |
| 76 | + |
| 77 | + # Set ignored hosts |
| 78 | + $KWRITECONFIG --file kioslaverc --group "Proxy Settings" --key NoProxyFor "$IGNORE_HOSTS" |
| 79 | + |
| 80 | + echo "KDE: Manual proxy settings applied." |
| 81 | + echo "Proxy IP: $PROXY_IP" |
| 82 | + echo "Proxy Port: $PROXY_PORT" |
| 83 | + echo "Ignored Hosts: $IGNORE_HOSTS" |
| 84 | + elif [ "$MODE" == "none" ]; then |
| 85 | + # Disable proxy |
| 86 | + $KWRITECONFIG --file kioslaverc --group "Proxy Settings" --key ProxyType 0 |
| 87 | + echo "KDE: Proxy disabled." |
| 88 | + fi |
| 89 | + |
| 90 | + # Apply changes by restarting KDE's network settings |
| 91 | + dbus-send --type=signal /KIO/Scheduler org.kde.KIO.Scheduler.reparseSlaveConfiguration string:"" |
| 92 | +} |
| 93 | + |
| 94 | +# Detect the current desktop environment |
| 95 | +detect_desktop_environment() { |
| 96 | + if [[ "$XDG_CURRENT_DESKTOP" == *"GNOME"* ]] || [[ "$XDG_SESSION_DESKTOP" == *"GNOME"* ]]; then |
| 97 | + echo "gnome" |
| 98 | + return |
| 99 | + fi |
| 100 | + |
| 101 | + if [[ "$XDG_CURRENT_DESKTOP" == *"XFCE"* ]] || [[ "$XDG_SESSION_DESKTOP" == *"XFCE"* ]]; then |
| 102 | + echo "gnome" |
| 103 | + return |
| 104 | + fi |
| 105 | + |
| 106 | + if [[ "$XDG_CURRENT_DESKTOP" == *"X-Cinnamon"* ]] || [[ "$XDG_SESSION_DESKTOP" == *"cinnamon"* ]]; then |
| 107 | + echo "gnome" |
| 108 | + return |
| 109 | + fi |
| 110 | + |
| 111 | + if [[ "$XDG_CURRENT_DESKTOP" == *"UKUI"* ]] || [[ "$XDG_SESSION_DESKTOP" == *"ukui"* ]]; then |
| 112 | + echo "gnome" |
| 113 | + return |
| 114 | + fi |
| 115 | + |
| 116 | + if [[ "$XDG_CURRENT_DESKTOP" == *"DDE"* ]] || [[ "$XDG_SESSION_DESKTOP" == *"dde"* ]]; then |
| 117 | + echo "gnome" |
| 118 | + return |
| 119 | + fi |
| 120 | + |
| 121 | + if [[ "$XDG_CURRENT_DESKTOP" == *"MATE"* ]] || [[ "$XDG_SESSION_DESKTOP" == *"mate"* ]]; then |
| 122 | + echo "gnome" |
| 123 | + return |
| 124 | + fi |
| 125 | + |
| 126 | + local KDE_ENVIRONMENTS=("KDE" "plasma") |
| 127 | + for ENV in "${KDE_ENVIRONMENTS[@]}"; do |
| 128 | + if [ "$XDG_CURRENT_DESKTOP" == "$ENV" ] || [ "$XDG_SESSION_DESKTOP" == "$ENV" ]; then |
| 129 | + echo "kde" |
| 130 | + return |
| 131 | + fi |
| 132 | + done |
| 133 | + |
| 134 | + # Fallback to GNOME method if CLI utility is available. This solves the |
| 135 | + # proxy configuration issues on minimal installation systems, like setups |
| 136 | + # with only window managers, that borrow some parts from big DEs. |
| 137 | + if command -v gsettings >/dev/null 2>&1; then |
| 138 | + echo "gnome" |
| 139 | + return |
| 140 | + fi |
| 141 | + |
| 142 | + echo "unsupported" |
| 143 | +} |
| 144 | + |
| 145 | +# Function to check if proxy is currently enabled for GNOME |
| 146 | +is_proxy_enabled() { |
| 147 | + local MODE=$(gsettings get org.gnome.system.proxy mode | tr -d "'") |
| 148 | + if [ "$MODE" == "none" ]; then |
| 149 | + echo "Proxy is currently disabled." |
| 150 | + else |
| 151 | + echo "Proxy is currently enabled." |
| 152 | + echo "Proxy Mode: $MODE" |
| 153 | + if [ "$MODE" == "manual" ]; then |
| 154 | + local HTTP_PROXY=$(gsettings get org.gnome.system.proxy.http host | tr -d "'") |
| 155 | + local HTTP_PORT=$(gsettings get org.gnome.system.proxy.http port) |
| 156 | + local IGNORE_HOSTS=$(gsettings get org.gnome.system.proxy ignore-hosts) |
| 157 | + echo "HTTP Proxy: $HTTP_PROXY:$HTTP_PORT" |
| 158 | + echo "Ignored Hosts: $IGNORE_HOSTS" |
| 159 | + fi |
| 160 | + fi |
| 161 | +} |
| 162 | + |
| 163 | +# Fuction to check if proxy is currently enabled for KDE |
| 164 | +is_kde_proxy_enabled() { |
| 165 | + |
| 166 | + # Determine the correct kwriteconfig command based on KDE_SESSION_VERSION |
| 167 | + if [ "$KDE_SESSION_VERSION" == "6" ]; then |
| 168 | + KWRITECONFIG="kwriteconfig6" |
| 169 | + else |
| 170 | + KWRITECONFIG="kwriteconfig5" |
| 171 | + fi |
| 172 | + |
| 173 | + local PROXY_TYPE=$($KWRITECONFIG --file kioslaverc --group "Proxy Settings" --key ProxyType) |
| 174 | + if [ "$PROXY_TYPE" -eq 0 ]; then |
| 175 | + echo "Proxy is currently disabled." |
| 176 | + else |
| 177 | + echo "Proxy is currently enabled." |
| 178 | + local HTTP_PROXY=$($KWRITECONFIG --file kioslaverc --group "Proxy Settings" --key httpProxy) |
| 179 | + local IGNORE_HOSTS=$($KWRITECONFIG --file kioslaverc --group "Proxy Settings" --key NoProxyFor) |
| 180 | + echo "HTTP Proxy: $HTTP_PROXY" |
| 181 | + echo "Ignored Hosts: $IGNORE_HOSTS" |
| 182 | + fi |
| 183 | +} |
| 184 | + |
| 185 | +# Main script logic |
| 186 | +if [ "$#" -lt 1 ]; then |
| 187 | + echo "Usage: $0 <mode> [proxy_ip proxy_port ignore_hosts]" |
| 188 | + echo " mode: 'none' or 'manual'" |
| 189 | + echo " If mode is 'manual', provide proxy IP, port, and ignore hosts." |
| 190 | + exit 1 |
| 191 | +fi |
| 192 | + |
| 193 | +# Get the mode |
| 194 | +MODE=$1 |
| 195 | +PROXY_IP=$2 |
| 196 | +PROXY_PORT=$3 |
| 197 | +IGNORE_HOSTS=$4 |
| 198 | + |
| 199 | +if ! [[ "$MODE" =~ ^(manual|none)$ ]]; then |
| 200 | + echo "Invalid mode. Use 'none' or 'manual'." >&2 |
| 201 | + exit 1 |
| 202 | +fi |
| 203 | + |
| 204 | +# Detect desktop environment |
| 205 | +DE=$(detect_desktop_environment) |
| 206 | + |
| 207 | +# Apply settings based on the desktop environment |
| 208 | +if [ "$DE" == "gnome" ]; then |
| 209 | + set_gnome_proxy "$MODE" "$PROXY_IP" "$PROXY_PORT" "$IGNORE_HOSTS" |
| 210 | +elif [ "$DE" == "kde" ]; then |
| 211 | + set_gnome_proxy "$MODE" "$PROXY_IP" "$PROXY_PORT" "$IGNORE_HOSTS" |
| 212 | + set_kde_proxy "$MODE" "$PROXY_IP" "$PROXY_PORT" "$IGNORE_HOSTS" |
| 213 | +else |
| 214 | + echo "Unsupported desktop environment: $DE" >&2 |
| 215 | + exit 1 |
| 216 | +fi |
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