Release process: move inline code to a dedicated script.

bin/convert-ublock-settings

+#!/bin/sh
+
+set -e
+set -u
+
+display_help_and_exit () {
+   echo "Usage: $(basename "$0") INPUT_FILE" >&2
+}
+
+[ $# -eq 1 ] || display_help_and_exit
+
+INPUT_FILE="$1"
+
+[ -f "$INPUT_FILE" ] || exit 2
+
+# For posterity: the general idea is to introduce \r\n as a token
+# where we have made a line break to make the dump more diff-friendly
+# (and, hence, Git-friendly). The most complex expression is the one
+# done with perl, where we employ negative lookahead. What it means,
+# is: replace single occurrences of | except when followed by \\n.
+
+echo '.dump' \
+    | sqlite3 "$INPUT_FILE" | \
+    grep -v "cached_asset_content://cache://compiled-" | \
+    awk '!/^INSERT/; /^INSERT/ {print $0 | "sort -n"}' | \
+    sed 's_\\n_\\n\r\n_g' | \
+    sed 's_,_,\r\n_g' | \
+    perl -p -e 's/([^|])\|((?!\||\\n).)/\1\|\r\n\2/g' | \
+    sed "/^INSERT INTO \"settings\" VALUES('\(remoteBlacklists\|cached_asset_entries\)'/"'s_,_,\r\n_g'

wiki/src/contribute/release_process.mdwn

@@ -171,24 +171,9 @@ The patterns+settings file is stored as a converted sqlite text dump in
    from this Tor Browser instance into the root of Tails' Git repo and
    run the following command:
 
-        # For posterity: the general idea is to introduce \r\n as a
-        # token where we have made a line break to make the dump more
-        # diff-friendly (and, hence, Git-friendly). The most complex
-        # expression is the one done with perl, where we employ
-        # negative lookahead. What it means, is: replace single
-        # occurrences of | except when followed by \\n.
-        echo '.dump' | sqlite3 ublock0.sqlite | \
-            grep -v "cached_asset_content://cache://compiled-" | \
-            awk '!/^INSERT/; /^INSERT/ {print $0 | "sort -n"}' | \
-            sed 's_\\n_\\n\r\n_g' | \
-            sed 's_,_,\r\n_g' | \
-            perl -p -e 's/([^|])\|((?!\||\\n).)/\1\|\r\n\2/g' | \
-            sed "/^INSERT INTO \"settings\" VALUES('\(remoteBlacklists\|cached_asset_entries\)'/"'s_,_,\r\n_g' > \
-            config/chroot_local-includes/usr/share/tails/ublock-origin/ublock0.dump
-
-8. Commit:
-
-        git commit -m 'Update uBlock Origin patterns + settings file.' \
+        ./bin/convert-ublock-settings ublock0.sqlite > \
+            config/chroot_local-includes/usr/share/tails/ublock-origin/ublock0.dump \
+        && git commit -m 'Update uBlock Origin patterns + settings file.' \
            config/chroot_local-includes/usr/share/tails/ublock-origin/ublock0.dump \
         && rm ublock0.sqlite