50 lines
1.3 KiB
Bash
Executable File
50 lines
1.3 KiB
Bash
Executable File
#!/usr/bin/bash
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function get_blog_pages () {
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## The blog/project dir
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local BLOG_DIR=~/Blog
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## Getting the variable to set the list to externally
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local VAR_NAME="${1:?"get_blog_pages : No variable was provided to lod the pages into"}"
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local -n VAR="$VAR_NAME"
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## Setting the list to the available blog files.
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VAR=( $(ls $BLOG_DIR/blog/????-??-??.wiki) )
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}
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function get_last_5_pages (){
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## Index to use in the iterrations later
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local INDEX
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## Local variable to store pages (locally)
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local -a pages
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## Variable name to dump list items into
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local VAR_NAME="${1:?"get_last_5_pages : A variable name was not passed into the function"}"
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## Reference variable to handle setting value of external variable
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local -n VAR="$VAR_NAME"
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## Page Count Variable
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local PAGES
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## Grabbing pages from above function
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get_blog_pages pages
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## Getting page count
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PAGES=${#pages[@]};
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# if the count is less than the minimum, then just set the list as the one grabbed above
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if [[ $PAGES -lt 5 ]]; then
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VAR=( ${pages[@]} )
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else
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## Otherwise, itterate through the last 5 blog posts
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INDEX=-5
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while [[ $INDEX -ne 0 ]]; do
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VAR+=( "${pages[$INDEX]}" )
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## Increment the index so that we get closer and closer to end of the list
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((INDEX++))
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done
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fi
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}
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