mirror of
https://github.com/HandBrake/HandBrake-docs.git
synced 2025-12-11 13:54:49 -06:00
243 lines
9.3 KiB
Bash
Executable File
243 lines
9.3 KiB
Bash
Executable File
#!/bin/bash
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# vars
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SELF="${BASH_SOURCE[0]}"
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BASE_DIR=$(cd $(dirname "${BASH_SOURCE[0]}") && pwd -P)
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BASE_DIR="${BASE_DIR:-$(pwd)}"
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CONFIG="${BASE_DIR}/config.yaml"
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DOCS_DIR="${BASE_DIR}/docs"
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SOURCE_DIR="${BASE_DIR}/source"
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TEMPLATE_DIR="${BASE_DIR}/templates"
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TOOLS_DIR="${BASE_DIR}/tools"
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# dependencies
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MARKDOWN="${BASE_DIR}/tools/discount/markdown"
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DEPS=("${MARKDOWN}")
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# optional dependencies
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PARALLEL=$(which parallel)
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# creates bash variables from yaml records
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# https://gist.github.com/pkuczynski/8665367
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function parse_yaml {
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local prefix=$2
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local s='[[:space:]]*' w='[a-zA-Z0-9_]*' fs=$(echo @|tr @ '\034')
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sed -ne "s|^\($s\)\($w\)$s:$s\"\(.*\)\"$s\$|\1$fs\2$fs\3|p" \
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-e "s|^\($s\)\($w\)$s:$s\(.*\)$s\$|\1$fs\2$fs\3|p" $1 |
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awk -F$fs '{
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indent = length($1)/2;
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vname[indent] = $2;
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for (i in vname) {if (i > indent) {delete vname[i]}}
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if (length($3) > 0) {
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vn=""; for (i=0; i<indent; i++) {vn=(vn)(vname[i])("_")}
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printf("%s%s%s=\"%s\"\n", "'$prefix'",vn, $2, $3);
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}
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}'
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}
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# checks for required external tools
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function check_dependencies { # takes 1 argument
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local DEPS ERROR
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DEPS=("${1}");
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ERROR=false
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for DEP in ${DEPS[@]}; do
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if echo "${DEP}" | grep '/' >/dev/null 2>&1 && [[ ! -x "${DEP}" ]]; then
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ERROR=true
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elif ! hash "${DEP}" >/dev/null 2>&1; then
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ERROR=true
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fi
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done
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if [[ "${ERROR}" == true ]]; then
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echo "Error: Unable to find command '${DEP#$BASE_DIR/}'." >&2
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return 1
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fi
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}
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# builds document(s) from a single source file
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function build_source {
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local SOURCE BASE_RELPATH DEST DEST_NAME YAML DOCUMENT_Title DOCUMENT_Project DOCUMENT_Project_URL DOCUMENT_Project_Version DOCUMENT_Language DOCUMENT_Language_Code DOCUMENT_Text_Encoding DOCUMENT_Authors DOCUMENT_Copyright DOCUMENT_License DOCUMENT_License_URL DOCUMENT_Redirect_URL DOCUMENT_Content TEMPLATE_Scripts TEMPLATE_Styles
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SOURCE="${1}"
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BASE_RELPATH="${SOURCE#$DOCS_DIR/}" # strip abs prefix
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BASE_RELPATH="${BASE_RELPATH//[^\/]}" # leave only slashes
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BASE_RELPATH="${BASE_RELPATH//[\/]/../}" # slashes to dirs
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DEST="${SOURCE%.markdown}"
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DEST_NAME="${DEST##*/}"
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DOCUMENT_Content="${DEST}.html.temp"
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# check for yaml header
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YAML=false
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if head -n 1 "${SOURCE}" | grep '^---$' >/dev/null 2>&1; then
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YAML=true
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fi
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if [[ "${YAML}" == true ]]; then
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# split yaml and markdown
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awk '{ drop = 0; } /^---$/ { if (NR==1) { drop = 1 } else if (NR>1) { exit } else { drop = 0; next } } drop == 0 { print }' "${SOURCE}" > "${DEST}.yaml"
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mv "${SOURCE}" "${DEST}.markdown.temp"
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tail -n +$(wc -l "${DEST}.yaml" | awk '{ print $1+3 }') "${DEST}.markdown.temp" > "${SOURCE}"
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rm -f "${DEST}.markdown.temp"
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# parse yaml
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eval $(parse_yaml "${DEST}.yaml" "DOCUMENT_")
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fi
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# process authors
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DOCUMENT_Authors=$(echo "${DOCUMENT_Authors}" | sed -e 's/,[^ ]/, /g' -e 's/[ ]*<[^,]*>//g' -e 's/\(.*\), /\1, and /' -e 's/\([^,]\) /\1\\\ /g')
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DELIM_NUM=$(grep -o ',' <<< "${DOCUMENT_Authors}" | wc -l)
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if [[ "${DELIM_NUM}" -eq 1 ]]; then
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DOCUMENT_Authors=$(echo "${DOCUMENT_Authors}" | sed -e 's/,//')
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fi
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# preprocess markdown to add implicit figures
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sed -E \
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-e 's|^!\[(.+)]\([ ]*(.+)[ ]*"(.+)"[ ]*\)$|<figure><a href="\2"><img src="\2" alt="\1" /></a><figcaption>\3</figcaption></figure>|' \
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-i.sedbak "${SOURCE}"
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# convert preprocessed markdown document to html
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"${MARKDOWN}" -fdlextra -ffencedcode -ffootnote -fgithubtags "${SOURCE}" > "${DOCUMENT_Content}"
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# select output type
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if [[ "${CONFIG_Embeddable:-}" != true ]]; then
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if [[ "${DOCUMENT_Redirect_URL:-}" != "" ]]; then
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# full html redirect only
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cp "${TEMPLATE_Redirect}" "${DEST}.html"
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else
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# full html content
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cp "${TEMPLATE_Base}" "${DEST}.html"
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# inject meta, title, styles, document, scripts
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sed -E \
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-e '/\{\{[ ]*template\.meta[ ]*\}\}/{r '"${TEMPLATE_Meta:-}" -e 'd;}' \
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-e '/\{\{[ ]*template\.title[ ]*\}\}/{r '"${TEMPLATE_Title:-}" -e 'd;}' \
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-e '/\{\{[ ]*template\.document[ ]*\}\}/{r '"${TEMPLATE_Document:-}" -e 'd;}' \
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-i.sedbak "${DEST}.html"
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fi
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else
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# partial html
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cp "${TEMPLATE_Document}" "${DEST}.html"
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fi
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# omit header, footer, and nav templates from redirects and license documents
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if [[ "${DOCUMENT_Redirect_URL:-}" != "" ]] || [[ "${DEST_NAME}" == "license" ]] || [[ "${DEST_NAME}" == "license-summary" ]]; then
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sed -E \
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-e 's|\{\{[ ]*template\.header[ ]*\}\}||g' \
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-e 's|\{\{[ ]*template\.footer[ ]*\}\}||g' \
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-e 's|\{\{[ ]*template\.nav[ ]*\}\}||g' \
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-i.sedbak "${DEST}.html"
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fi
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# inject header, content, footer
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sed -E \
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-e '/\{\{[ ]*template\.header[ ]*\}\}/{r '"${TEMPLATE_Header:-}" -e 'd;}' \
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-e '/\{\{[ ]*document\.content[ ]*\}\}/{r '"${DOCUMENT_Content:-}" -e 'd;}' \
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-e '/\{\{[ ]*template\.footer[ ]*\}\}/{r '"${TEMPLATE_Footer:-}" -e 'd;}' \
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-i.sedbak "${DEST}.html"
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# inject nav
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sed -E \
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-e '/\{\{[ ]*template\.nav[ ]*\}\}/{r '"${TEMPLATE_Nav:-}" -e 'd;}' \
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-i.sedbak "${DEST}.html"
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# process template tags
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TEMPLATE_Scripts=""
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for SCRIPT in ${TEMPLATE_Scripts_array[@]}; do
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TEMPLATE_Scripts+="<script src=\"${BASE_RELPATH}${SCRIPT}\" charset=\"utf-8\"></script>"
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done
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TEMPLATE_Styles=""
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for STYLE in ${TEMPLATE_Styles_array[@]}; do
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TEMPLATE_Styles+="<link rel=\"stylesheet\" href=\"${BASE_RELPATH}${STYLE}\" />"
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done
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sed -E \
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-e 's|\{\{[ ]*template\.scripts[ ]*\}\}|'"${TEMPLATE_Scripts:-}"'|g' \
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-e 's|\{\{[ ]*template\.styles[ ]*\}\}|'"${TEMPLATE_Styles:-}"'|g' \
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-e 's|\{\{[ ]*document\.title[ ]*\}\}|'"${DOCUMENT_Title:-}"'|g' \
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-e 's|\{\{[ ]*document\.project[ ]*\}\}|'"${DOCUMENT_Project:-}"'|g' \
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-e 's|\{\{[ ]*document\.project-url[ ]*\}\}|'"${DOCUMENT_Project_URL:-}"'|g' \
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-e 's|\{\{[ ]*document\.project-version[ ]*\}\}|'"${DOCUMENT_Project_Version:-}"'|g' \
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-e 's|\{\{[ ]*document\.language[ ]*\}\}|'"${DOCUMENT_Language:-}"'|g' \
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-e 's|\{\{[ ]*document\.language-code[ ]*\}\}|'"${DOCUMENT_Language_Code:-}"'|g' \
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-e 's|\{\{[ ]*document\.text-encoding[ ]*\}\}|'"${DOCUMENT_Text_Encoding:-}"'|g' \
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-e 's|\{\{[ ]*document\.authors[ ]*\}\}|'"${DOCUMENT_Authors:-}"'|g' \
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-e 's|\{\{[ ]*document\.copyright[ ]*\}\}|'"${DOCUMENT_Copyright:-}"'|g' \
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-e 's|\{\{[ ]*document\.license[ ]*\}\}|'"${DOCUMENT_License:-}"'|g' \
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-e 's|\{\{[ ]*document\.license-abbr[ ]*\}\}|'"${DOCUMENT_License_Abbr:-}"'|g' \
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-e 's|\{\{[ ]*document\.license-url[ ]*\}\}|'"${DOCUMENT_License_URL:-}"'|g' \
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-e 's|\{\{[ ]*document\.redirect-url[ ]*\}\}|'"${DOCUMENT_Redirect_URL:-}"'|g' \
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-e 's|\{\{[ ]*base\.relpath[ ]*\}\}|'"${BASE_RELPATH:-}"'|g' \
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-i.sedbak "${DEST}.html"
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# process comment tags
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sed -E \
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-e 's|<!--[ ]*\.([^ ]*)[ ]*-->|<div class="\1">|g' \
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-e 's|<!--[ ]*\#([^ ]*)[ ]*-->|<div id="\1">|g' \
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-e 's|<!--[ ]*\/([.#])([^ ]*)[ ]*-->|</div><!-- /\1\2 -->|g' \
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-i.sedbak "${DEST}.html"
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# postprocess
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sed -E \
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-e 's|<p><figure>|<figure>|' \
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-e 's|</figure></p>|</figure>|' \
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-i.sedbak "${DEST}.html"
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# clean up
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rm -f "${DEST}.yaml"
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rm -f "${DEST}.markdown"
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rm -f "${DEST}.markdown.sedbak"
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rm -f "${DEST}.html.temp"
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rm -f "${DEST}.html.sedbak"
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}
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# base directory (absolute)
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cd "${BASE_DIR}"
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# check deps
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check_dependencies "${DEPS[@]}" || exit 1
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# parse config
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if [[ -e "${CONFIG}" ]]; then
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eval $(parse_yaml "${CONFIG}" "CONFIG_")
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else
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echo "Configuration file not found." >&2
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exit 1
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fi
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# parse template config
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TEMPLATE_DIR+="/${CONFIG_Template}"
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TEMPLATE_CONFIG="${TEMPLATE_DIR}/template.yaml"
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if [[ -e "${TEMPLATE_CONFIG}" ]]; then
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eval $(parse_yaml "${TEMPLATE_CONFIG}" "TEMPLATE_")
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TEMPLATE_Base="${TEMPLATE_DIR}/${TEMPLATE_Base}"
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TEMPLATE_Meta="${TEMPLATE_DIR}/${TEMPLATE_Meta}"
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TEMPLATE_Title="${TEMPLATE_DIR}/${TEMPLATE_Title}"
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TEMPLATE_Document="${TEMPLATE_DIR}/${TEMPLATE_Document}"
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TEMPLATE_Header="${TEMPLATE_DIR}/${TEMPLATE_Header}"
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TEMPLATE_Footer="${TEMPLATE_DIR}/${TEMPLATE_Footer}"
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TEMPLATE_Nav="${TEMPLATE_DIR}/${TEMPLATE_Nav}"
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TEMPLATE_Redirect="${TEMPLATE_DIR}/${TEMPLATE_Redirect}"
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TEMPLATE_Fonts_array=($(echo "${TEMPLATE_Fonts}" | sed -e "s/,[ ]*/ /g"))
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TEMPLATE_Scripts_array=($(echo "${TEMPLATE_Scripts}" | sed -e "s/,[ ]*/ /g"))
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TEMPLATE_Styles_array=($(echo "${TEMPLATE_Styles}" | sed -e "s/,[ ]*/ /g"))
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else
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echo "Template configuration file not found." >&2
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exit 1
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fi
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# build single
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if [[ "${1:-}" != "" ]]; then
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build_source "${1}"
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exit 0
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fi
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# build all
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mkdir -p "${DOCS_DIR}"
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$(GLOBIGNORE='*.gitkeep'; rm -rf "${DOCS_DIR}"/*)
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cp -R "${SOURCE_DIR}"/* "${DOCS_DIR}"/
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for REF in ${TEMPLATE_Fonts_array[@]} ${TEMPLATE_Scripts_array[@]} ${TEMPLATE_Styles_array[@]}; do
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FILE="${REF%\?*}"
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mkdir -p "${DOCS_DIR}/${FILE%/*}"
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cp "${TEMPLATE_DIR}/${FILE}" "${DOCS_DIR}/${FILE}"
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done
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SOURCES=($(find "${DOCS_DIR}" | sed 's/^\.\///' | grep -i '.markdown'))
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if [[ "${PARALLEL:-}" != "" ]]; then
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export -f build_source
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"${PARALLEL}" "${SELF}" ::: "${SOURCES[@]}"
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else
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for SOURCE in ${SOURCES[@]}; do
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build_source "${SOURCE}"
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done
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fi
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# done
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exit 0
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