97 lines
4.2 KiB
Bash
97 lines
4.2 KiB
Bash
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#!/bin/bash
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#############
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# DESCRIPTION
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#############
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# Pulls all the Arise-specific metadata from the header of a given page.
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#
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# This function is meant to be run inline before other functions so that it can populate the information other functions need to operate upon.
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#
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#############
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# Usage:
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# get_page_metadata source.md
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get_page_metadata() {
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if [[ -e $1 ]]; then
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metadata=$(sed -e '/END ARISE/,$d' < $1)
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# Main page metadata
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title="$(grep "Title::" <<< $metadata)" # Grab the line with the metadata we want
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title="${title%\"}" # Remove the trailing quote at the end
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title="${title#Title:: }" # Remove the name of the metadata variable from the start
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title="${title#\"}" # Remove the quote at the start of the parsed variable
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author="$(grep "Author::" <<< $metadata)"
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author="${author%\"}"
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author="${author#Author:: }"
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author="${author#\"}"
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description="$(grep "Description::" <<< $metadata)"
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description="${description%\"}"
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description="${description#Description:: }"
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description="${description#\"}"
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language="$(grep "Language::" <<< $metadata)"
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language="${language%\"}"
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language="${language#Language:: }"
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language="${language#\"}"
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thumbnail="$(grep "Thumbnail::" <<< $metadata)"
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thumbnail="${thumbnail%\"}"
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thumbnail="${thumbnail#Thumbnail:: }"
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thumbnail="${thumbnail#\"}"
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published_date="$(grep "Published Date::" <<< $metadata)"
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published_date="${published_date%\"}"
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published_date="${published_date#Published Date:: }"
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published_date="${published_date#\"}"
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modified_date="$(grep "Modified Date::" <<< $metadata)"
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modified_date="${modified_date%\"}"
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modified_date="${modified_date#Modified Date:: }"
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modified_date="${modified_date#\"}"
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# Clean metadata of XML special characters so we don't break the sitemap or RSS feed
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title="$(clean_xml_string "$title")"
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author="$(clean_xml_string "$author")"
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description="$(clean_xml_string "$description")"
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language="$(clean_xml_string "$language")"
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thumbnail="$(clean_xml_string "$thumbnail")"
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published_date="$(clean_xml_string "$published_date")"
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modified_date="$(clean_xml_string "$modified_date")"
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# Optional page settings with default settings
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# is_toc default: false
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is_toc=$(grep "toc::" <<< $metadata | cut -d '"' -f2)
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if [[ $is_toc != "true" ]]; then
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is_toc="false"
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fi
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# process_markdown default: true
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process_markdown=$(grep "process_markdown::" <<< $metadata | cut -d '"' -f2)
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if [[ $process_markdown != "false" ]]; then
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process_markdown="true"
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fi
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# content_header default: true
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content_header=$(grep "content_header::" <<< $metadata | cut -d '"' -f2)
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if [[ $content_header != "false" ]]; then
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content_header="true"
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fi
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# rss_hide default: false
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rss_hide=$(grep "rss_hide::" <<< $metadata | cut -d '"' -f2)
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if [[ $rss_hide != "true" ]]; then
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rss_hide="false"
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fi
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# URL
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relative_url="$(realpath $(dirname $1) | sed 's@.*arise-out@@g')"'/'
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canonical_url="$base_url""$relative_url"
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else
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# Clear out metadata so that anything calling this function expecting to get new data cannot get old values on accident if the requested file does not exist.
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clear_metadata
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fi
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}
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