1 files changed, 194 insertions, 0 deletions
diff --git a/build/latex/presentation/init b/build/latex/presentation/init
new file mode 100644
index 0000000..e8f72c8
--- /dev/null
+++ b/build/latex/presentation/init
@@ -0,0 +1,194 @@
+#!/usr/bin/env sh
+
+# shellcheck source=/dev/null
+. "$(realpath "$(dirname "$0")")/shell_line_editor.sh"
+
+replacement_file="$(mktemp)"
+
+trap cleanup INT
+trap "cleanup; remove_self" EXIT
+cleanup() {
+    rm "$replacement_file"
+}
+avoid_cleanup="false"
+remove_self() {
+    if [ "$avoid_cleanup" = "false" ]; then
+        rm "$(realpath "$0")"
+        rm "$(realpath "$(dirname "$0")")/shell_line_editor.sh"
+        [ -f "$(realpath "$(dirname "$0")")/init.local" ] && rm "$(realpath "$(dirname "$0")")/init.local"
+    fi
+}
+require() {
+    program="$1"
+    if ! command -v "$program" >/dev/null; then
+        avoid_cleanup="true"
+        echo "Please install '$program' for this init script to work." 1>&2
+        exit 1
+    fi
+}
+die() {
+    printf "init: ERROR: %s\n" "$1"
+    exit 1
+}
+
+# Prompt the user for a specific variable.
+# ## Args:
+# [1]: Name of the variable to populate the answer to
+# [2]: An optional description
+# [3]: An optionally suggested answer
+# [4]: If this is set, the user is not even asked.
+prompt() {
+    pr_variable_upper="$(echo "$1" | sed 's/\([a-z]\)/\U\1/')"
+    pr_description="$2"
+    pr_suggested_answer="$3"
+    pr_ask="$4"
+
+    if [ -n "$pr_ask" ]; then
+        REPLY="$pr_suggested_answer"
+    else
+        printf "\033[94;1mEnter %s\033[0m" "$pr_variable_upper"
+        if [ -n "$pr_description" ]; then
+            printf " (\033[93;1m%s\033[0m):\n" "$pr_description"
+        else
+            printf ":\n"
+        fi
+
+        # LE "> " 0 " " "$pr_suggested_answer" "yes_please_produce_debug_output"
+        LE "> " 0 " " "$pr_suggested_answer" ""
+    fi
+
+    pr_new_variable="$(printf '%s="%s"' "$pr_variable_upper" "$REPLY")"
+
+    eval "$pr_new_variable"
+    printf "%s\n" "$pr_new_variable" >>"$replacement_file"
+}
+
+require git
+
+require jq
+require curl
+
+require fd
+require mv
+require sed
+require chmod
+
+# necessary meta data
+prompt APPLICATION_NAME "The name of the application" "$(basename "$PWD")"
+prompt APPLICATION_NAME_STYLIZED "The stylized name of the application (for documentation)" "$(echo "$APPLICATION_NAME" | sed 's/[_-]/ /g' | sed 's/^\(\w\)/\U\1/g' | sed 's/ \(\w\)/ \U\1/g')"
+prompt APPLICATION_NAME_CAPITALIZED_MAN_PART "The capitalized name of the application (for documentation also with a man section part)" "$(echo "$APPLICATION_NAME" | sed 's/_/-/g' | sed 's/\(.*\)/\U\1(1)/')" "dont_ask"
+prompt APPLICATION_VERSION "The version of this program, without the prefix" "0.1.0"
+
+prompt AUTHOR_NAME "The name of the author (or authors)" "$(git config --get user.name)"
+prompt AUTHOR_EMAIL "The email of the author (or authors)" "$(git config --get user.email)"
+
+# cog change-log variables
+prompt REMOTE "The remote, this project will be pushed to" "git.vhack.eu"
+prompt REPOSITORY "The path of the repository on the remote" "$APPLICATION_NAME"
+
+owner1="$(printf "%.1s" "$AUTHOR_NAME")"
+owner2="${AUTHOR_NAME#* }"
+if [ "$owner2" = "$AUTHOR_NAME" ]; then
+    owner_build="$(echo "$AUTHOR_NAME" | tr '[:upper:]' '[:lower:]')"
+else
+    owner_build="$(echo "$owner1$owner2" | tr '[:upper:]' '[:lower:]')"
+fi
+prompt OWNER "The name of owner of the repository" "$owner_build"
+
+# nice meta data
+prompt DESCRIPTION "The description of this project" ""
+prompt CURRENT_DATE "The stylized version of the current date" "$(date +'%b %Y')"
+prompt YEAR "The year the work on this has begun (for copyright reasons)" "$(date +'%Y')"
+prompt APPLICATION_SOURCE_CODE_REPOSITORY "The package's source code repository URL" "https://$REMOTE/$OWNER/$REPOSITORY"
+prompt HOME_PAGE "The home page URL of the project" "https://$REPOSITORY.org/"
+prompt BUG_URL "The URL people should report bugs to" "$APPLICATION_SOURCE_CODE_REPOSITORY/issues"
+
+# git stuff
+prompt PUSH_URL "The url used to push this project" "git@$REMOTE:$OWNER/$REPOSITORY.git"
+prompt CLONE_URL "The url used to clone this project" "git@$REMOTE:$OWNER/$REPOSITORY.git"
+prompt MAIN_BRANCH "The name of the main branch" "$(git config init.defaultbranch)"
+
+if [ -e ./watch.sh ]; then
+    # Use a different default license in latex projects.
+    init_default_license="CC-BY-SA-4.0"
+else
+    init_default_license="AGPL-3.0-or-later"
+fi
+prompt SPDX_LICENSE_IDENTIFIER "THE SPDX identifer of your choosen license" "$init_default_license"
+
+default_license_url="$(curl --silent --show-error "https://spdx.org/licenses/$SPDX_LICENSE_IDENTIFIER.json" | jq --raw-output '.seeAlso[0]')"
+
+# Prefer possible text versions of the license
+if curl --fail --silent --show-error "$default_license_url.txt" >/dev/null; then
+    default_license_url="$default_license_url.txt"
+fi
+prompt LICENSE_URL "The url of the license" "$default_license_url"
+
+if [ -e ./.reuse/templates/default.jinja2 ]; then
+    if [ -n "$DESCRIPTION" ]; then
+        description_str=" - $DESCRIPTION"
+    else
+        description_str=""
+    fi
+
+    cat <<EOF | fmt --uniform-spacing --width=85 --split-only >./.reuse/templates/default.jinja2
+{% for copyright_line in copyright_lines %}
+{{ copyright_line }}
+{% endfor %}
+{% for contributor_line in contributor_lines %}
+SPDX-FileContributor: {{ contributor_line }}
+{% endfor %}
+{% for expression in spdx_expressions %}
+SPDX-License-Identifier: {{ expression }}
+{% endfor %}
+
+This file is part of $APPLICATION_NAME_STYLIZED$description_str.
+
+You should have received a copy of the License along with this program.
+If not, see <$LICENSE_URL>.
+EOF
+fi
+
+# Allow templates to add template specific prompts
+[ -e init.local ] && . ./init.local
+
+git init --initial-branch "$MAIN_BRANCH" --template="./git_template"
+rm --recursive ./git_template
+
+while read -r var; do
+    var_name="${var%=*}"
+    var_value="${var#*=\"}"
+    var_value="${var_value%\"}"
+
+    fd . --hidden --type file --exec sed --in-place "s|%\bINIT_$var_name\b|$var_value|g"
+
+    # Replace the variable in file paths
+    fd "%INIT_$var_name" . --hidden | while read -r file_path; do
+        new_file_path="$(echo "$file_path" | sed "s|%INIT_$var_name|$var_value|g")"
+        mv "$file_path" "$new_file_path"
+    done
+done <"$replacement_file"
+
+# HACK: Re-add the executable permissions to files, which the nix template has somehow
+# removed <2024-04-02>
+chmod +x scripts/*
+chmod +x update.sh
+[ -f ./build.sh ] && chmod +x build.sh
+[ -f ./watch.sh ] && chmod +x build.sh
+
+# Do the first run of reuse annotate
+reuse="$(nix build nixpkgs#reuse.out --no-link --print-out-paths)/bin/reuse"
+[ "$(echo "$reuse" | wc -l)" -ne 1 ] && die "Something is wrong with the nixpkgs#reuse derivation"
+
+git add .
+
+cp "$replacement_file" ".git/init_variables_$(date --iso-8601=date)"
+
+git diff --name-only --cached |
+    xargs -I {} "$reuse" annotate \
+        --copyright "$AUTHOR_NAME <$AUTHOR_EMAIL>" \
+        --copyright-style string-c \
+        --template default \
+        --license "$SPDX_LICENSE_IDENTIFIER" "{}"
+
+# vim: ft=sh