X-Git-Url: https://zdv2.bktei.com/gitweb/BK-2020-03.git/blobdiff_plain/a36416739b399ae388da41ecd86a95e848a7397b..bbe7e1653cf1aa5da882eeb6411b56093886a4b4:/unitproc/bkdconfwf?ds=inline

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+#!/bin/bash
+
+# Desc: Writes keys from dconf dump
+# Purpose: Applying custom dconf dump without clobbering other keys
+# Usage: bkdconfwf [file]
+# Note: Useful if 'dconf load [file]' wipes existing settings.
+
+# Yell, Die, Try Three-Fingered Claw technique
+# Ref/Attrib: https://stackoverflow.com/a/25515370
+yell() { echo "$0: $*" >&2; }
+die() { yell "$*"; exit 111; }
+try() { "$@" || die "cannot $*"; }
+
+#declare -A LG_AA # Associative Array for dconf <dir/key> and <value>
+
+# Process input file - save <dir/key> & <value> pairs to LG_AA
+FILEIN="$1"
+cat "$FILEIN" | while read line; do
+    yell "Begin processing of:$line";
+    if [[ "$line" == "" ]]; then # Check for non-blank line
+	yell "Blank line detected.";
+    elif [[ "$line" =~ ^"["(.*)"]"$ ]]; then # Check for bracket-enclosed string (new line group)
+	yell "New line group detected at line:$line";
+	# Note start of new line group
+	lgNum=0
+	# Extract path
+        lgDir="$line";
+	lgDir="${lgDir#[*}"; # See [2]
+	lgDir="${lgDir%*]}"; # See [2]
+	yell "Path is:$lgDir";
+    elif [[ "$line" =~ (.*)"="(.*) ]]; then # Check for key=value pair
+	yell "DEBUG:Key value pair detected:$line";
+	# Extract key
+	key="${line%%=*}"; # See [1,3]
+	yell "Key extracted:$key";
+	# Extract value
+	value="${line#*=}"; # See [1,3]
+	yell "Value extracted:$value";
+	# Add <path/key>=<value> to associative array LG_AA
+	#yell "DEBUG:LG_AA old:$LG_AA";
+	#yell "DEBUG:lgDir:$lgDir";
+	#yell "DEBUG:value:$value";
+	#LG_AA["$lgDir/$key"]+="'$value' ";
+	#yell "DEBUG:LG_AA new:${LG_AA[@]}";
+	# Apply keyvalue pair
+	try dconf write "/$lgDir/$key" "$value";
+    else
+	yell "ERROR:Unrecognized string detected."
+    fi;
+    # Increment line group counter
+    ((lgNum++)) 
+    yell "DEBUG:line group number:$lgNum"
+    yell "Finished processing of:$line";
+    yell "=============================";
+done
+
+# Ref/Attrib
+# [1] How to extract substrings around specific character using parameter expansion. chepner. https://stackoverflow.com/a/15149278 https://stackoverflow.com/questions/15148796/get-string-after-character#comment43744397_15149278
+# [2] How to extract string from brackets. Alex Howansky. https://stackoverflow.com/a/7209856
+# [3] Advanced Bash-Scripting Guide, section 10.1 Manipulating Strings http://tldp.org/LDP/abs/html/string-manipulation.html