Create cecremote.sh

The bash script

1 files changed, 173 insertions, 0 deletions

diff --git a/cecremote.sh b/cecremote.sh
new file mode 100644
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--- /dev/null
+++ b/cecremote.sh
@@ -0,0 +1,173 @@
+#!/bin/bash
+function keychar {
+    parin1=$1 #first param; abc1
+    parin2=$2 #second param; 0=a, 1=b, 2=c, 3=1, 4=a, ...
+    parin2=$((parin2)) #convert to numeric
+    parin1len=${#parin1} #length of parin1
+    parin2pos=$((parin2 % parin1len)) #position mod
+    char=${parin1:parin2pos:1} #char key to simulate
+    if [ "$parin2" -gt 0 ]; then #if same key pressed multiple times, delete previous char; write a, delete a write b, delete b write c, ...
+        xdotool key "BackSpace"
+    fi
+    #special cases for xdotool ( X Keysyms )
+    if [ "$char" = " " ]; then char="space"; fi
+    if [ "$char" = "." ]; then char="period"; fi
+    if [ "$char" = "-" ]; then char="minus"; fi
+    xdotool key $char
+}
+datlastkey=$(date +%s%N)
+strlastkey=""
+intkeychar=0
+intmsbetweenkeys=2000 #two presses of a key sooner that this makes it delete previous key and write the next one (a->b->c->1->a->...)
+intmousestartspeed=10 #mouse starts moving at this speed (pixels per key press)
+intmouseacc=10 #added to the mouse speed for each key press (while holding down key, more key presses are sent from the remote)
+intmousespeed=10
+
+while read oneline
+do
+    keyline=$(echo $oneline | grep " key ")
+    #echo $keyline --- debugAllLines
+    if [ -n "$keyline" ]; then
+        datnow=$(date +%s%N)
+        datdiff=$((($datnow - $datlastkey) / 1000000)) #bla bla key pressed: previous channel (123)
+        strkey=$(grep -oP '(?<=sed: ).*?(?= \()' <<< "$keyline") #bla bla key pres-->sed: >>previous channel<< (<--123)
+        strstat=$(grep -oP '(?<=key ).*?(?=:)' <<< "$keyline") #bla bla -->key >>pressed<<:<-- previous channel (123)
+        strpressed=$(echo $strstat | grep "pressed")
+        strreleased=$(echo $strstat | grep "released")
+        if [ -n "$strpressed" ]; then
+            #echo $keyline --- debug
+            if [ "$strkey" = "$strlastkey" ] && [ "$datdiff" -lt "$intmsbetweenkeys" ]; then
+                intkeychar=$((intkeychar + 1)) #same key pressed for a different char
+            else
+                intkeychar=0 #different key / too far apart
+            fi
+            datlastkey=$datnow
+            strlastkey=$strkey
+            case "$strkey" in
+                "1")
+                    xdotool key "BackSpace"
+                    ;;
+                "2")
+                    keychar "abc2" intkeychar
+                    ;;
+                "3")
+                    keychar "def3" intkeychar
+                    ;;
+                "4")
+                    keychar "ghi4" intkeychar
+                    ;;
+                "5")
+                    keychar "jkl5" intkeychar
+                    ;;
+                "6")
+                    keychar "mno6" intkeychar
+                    ;;
+                "7")
+                    keychar "pqrs7" intkeychar
+                    ;;
+                "8")
+                    keychar "tuv8" intkeychar
+                    ;;
+                "9")
+                    keychar "wxyz9" intkeychar
+                    ;;
+                "0")
+                    keychar " 0.-" intkeychar
+                    ;;
+                "previous channel")
+                    xdotool key "Return" #Enter
+                    ;;
+                "channel up")
+                    xdotool click 4 #mouse scroll up
+                    ;;
+                "channel down")
+                    xdotool click 5 #mouse scroll down
+                    ;;
+                "channels list")
+                    xdotool click 3 #right mouse button click"
+                    ;;
+                "up")
+                    intpixels=$((-1 * intmousespeed))
+                    xdotool mousemove_relative -- 0 $intpixels #move mouse up
+                    intmousespeed=$((intmousespeed + intmouseacc)) #speed up
+                    ;;
+                "down")
+                    intpixels=$(( 1 * intmousespeed))
+                    xdotool mousemove_relative -- 0 $intpixels #move mouse down
+                    intmousespeed=$((intmousespeed + intmouseacc)) #speed up
+                    ;;
+                "left")
+                    intpixels=$((-1 * intmousespeed))
+                    xdotool mousemove_relative -- $intpixels 0 #move mouse left
+                    intmousespeed=$((intmousespeed + intmouseacc)) #speed up
+                    ;;
+                "right")
+                    intpixels=$(( 1 * intmousespeed))
+                    xdotool mousemove_relative -- $intpixels 0 #move mouse right
+                    intmousespeed=$((intmousespeed + intmouseacc)) #speed up
+                    ;;
+                "select")
+                    xdotool click 1 #left mouse button click
+                    ;;
+                "return")
+                    xdotool key "Alt_L+Left" #WWW-Back
+                    ;;
+                "exit")
+                    echo Key Pressed: EXIT
+                    ;;
+                "F2")
+                    chromium-browser "https://www.youtube.com" &
+                    ;;
+                "F3")
+                    chromium-browser "https://www.google.com" &
+                    ;;
+                "F4")
+                    echo Key Pressed: YELLOW C
+                    ;;
+                "F1")
+                    chromium-browser --incognito "https://www.google.com" &
+                    ;;
+                "rewind")
+                    echo Key Pressed: REWIND
+                    ;;
+                "pause")
+                    echo Key Pressed: PAUSE
+                    ;;
+                "Fast forward")
+                    echo Key Pressed: FAST FORWARD
+                    ;;
+                "play")
+                    echo Key Pressed: PLAY
+                    ;;
+                "stop")
+                    ## with my remote I only got "STOP" as key released (auto-released), not as key pressed; see below
+                    echo Key Pressed: STOP
+                    ;;
+                *)
+                    echo Unrecognized Key Pressed: $strkey ; CEC Line: $keyline
+                    ;;
+                    
+            esac
+        fi
+        if [ -n "$strreleased" ]; then
+            #echo $keyline --- debug
+            case "$strkey" in
+                "stop")
+                    echo Key Released: STOP
+                    ;;
+                "up")
+                    intmousespeed=$intmousestartspeed #reset mouse speed
+                    ;;
+                "down")
+                    intmousespeed=$intmousestartspeed #reset mouse speed
+                    ;;
+                "left")
+                    intmousespeed=$intmousestartspeed #reset mouse speed
+                    ;;
+                "right")
+                    intmousespeed=$intmousestartspeed #reset mouse speed
+                    ;;
+            esac
+        fi
+    fi
+done