Revamp mtg-wallpapers

README.md

@@ -44,7 +44,7 @@ Spoof the MAC address
 ### makeicns
 Make an icns file from a png
 
-### mtgwallpaper
+### mtg-wallpapers
 Download Magic: The Gathering wallpapers
 
 ### pinboardbackup

manpages/mtg-wallpapers.1

@@ -0,0 +1,30 @@
+.\" generated with Ronn/v0.7.3
+.\" http://github.com/rtomayko/ronn/tree/0.7.3
+.
+.TH "MTG\-WALLPAPERS" "1" "May 2020" "Vítor Galvão" "mtg-wallpapers"
+.
+.SH "NAME"
+\fBmtg\-wallpapers\fR \- Download Magic: The Gathering wallpapers
+.
+.SH "SYNOPSIS"
+\fBmtg\-wallpapers [options]\fR
+.
+.SH "DESCRIPTION"
+Download the latest official Magic: The Gathering wallpapers\.
+.
+.SH "OPTIONS"
+.
+.TP
+\fB\-d, \-\-directory\fR
+Directory to save wallpapers to\. Defaults to the current one\.
+.
+.TP
+\fB\-s, \-\-size\fR
+Wallpaper download size\. See \fB\-\-help\fR for valid options\.
+.
+.TP
+\fB\-h, \-\-help\fR
+Show help\.
+.
+.SH "AUTHORS"
+Vítor Galvão (https://vitorgalvao\.com)

manpages/mtg-wallpapers.md

@@ -0,0 +1,24 @@
+# mtg-wallpapers(1) - Download Magic: The Gathering wallpapers
+
+## SYNOPSIS
+
+`mtg-wallpapers [options]`
+
+## DESCRIPTION
+
+Download the latest official Magic: The Gathering wallpapers.
+
+## OPTIONS
+
+* `-d, --directory`:
+Directory to save wallpapers to. Defaults to the current one.
+
+* `-s, --size`:
+Wallpaper download size. See `--help` for valid options.
+
+* `-h, --help`:
+Show help.
+
+## AUTHORS
+
+Vítor Galvão (https://vitorgalvao.com)

manpages/progressbar.1

@@ -1,7 +1,7 @@
 .\" generated with Ronn/v0.7.3
 .\" http://github.com/rtomayko/ronn/tree/0.7.3
 .
-.TH "PROGRESSBAR" "1" "May 2017" "Vítor Galvão" "progressbar"
+.TH "PROGRESSBAR" "1" "May 2020" "Vítor Galvão" "progressbar"
 .
 .SH "NAME"
 \fBprogressbar\fR \- overlay a progress bar on videos and gifs
@@ -38,8 +38,12 @@ Delay between each frame, in seconds\. Ignored when input is a video\. Default:
 File to output to\. Give it a \.mov extension to save as a video, or any other to save as gif\. Default: \fBoutput\.gif\fR in the current directory\.
 .
 .TP
+\fB\-g\fR, \fB\-\-gifski\fR
+Use \fBgifski\fR for the conversion\.
+.
+.TP
 \fB\-h, \-\-help\fR
 Show help\.
 .
 .SH "AUTHORS"
-Vítor Galvão (vitorgalvao\.com)
+Vítor Galvão (https://vitorgalvao\.com)

manpages/progressbar.md

@@ -35,4 +35,4 @@ Show help.
 
 ## AUTHORS
 
-Vítor Galvão (vitorgalvao.com)
+Vítor Galvão (https://vitorgalvao.com)

mtg-wallpapers

@@ -0,0 +1,94 @@
+#!/bin/bash
+
+readonly program="$(basename "${0}")"
+readonly valid_sizes=('2560x1600' '1920x1080' '1280x960' 'iphone' 'tablet' 'facebook')
+readonly default_size="${valid_sizes[0]}"
+
+function is_string_in_array {
+  local string="${1}"
+
+  for value in "${@:2}"; do
+    [[ "${string}" == "${value}" ]] && return 0
+  done
+
+  return 1
+}
+
+function usage {
+  echo "
+    Download Magic: The Gathering wallpapers.
+
+    Usage:
+      ${program} [options]
+
+    Options:
+      -d, --directory   Directory to save wallpapers to. Defaults to the current one.
+      -s, --size        Wallpaper download size. Must be one of: ${valid_sizes[*]}. Defaults to ${default_size}.
+      -h, --help        Show this help.
+  " | sed -E 's/^ {4}//'
+}
+
+# Options
+args=()
+while [[ "${1}" ]]; do
+  case "${1}" in
+    -h | --help)
+      usage
+      exit 0
+      ;;
+    -d | --directory)
+      readonly given_directory="${2}"
+      shift
+      ;;
+    -s | --size)
+      readonly given_wallpaper_size="${2}"
+      shift
+      ;;
+    --)
+      shift
+      args+=("${@}")
+      break
+      ;;
+    -*)
+      echo "Unrecognised option: ${1}"
+      exit 1
+      ;;
+    *)
+      args+=("${1}")
+      ;;
+  esac
+  shift
+done
+set -- "${args[@]}"
+
+# Set wallpaper size to download
+readonly wallpaper_size="$(
+  if [[ -n "${given_wallpaper_size}" ]]; then
+    echo -n "${given_wallpaper_size}"
+  else
+    echo -n "${default_size}"
+  fi
+)"
+
+# Abort if wallpaper size is invalid
+if ! is_string_in_array "${wallpaper_size}" "${valid_sizes[@]}"; then
+  echo "Wallpaper size needs to be one of: ${valid_sizes[*]}" >&2
+  exit 1
+fi
+
+# Move to download directory
+if [[ -n "${given_directory}" && ! -d "${given_directory}" ]]; then
+  echo "${given_directory} is not a valid directory." >&2
+  exit 1
+fi
+
+cd "${given_directory}" || exit 1
+
+# Download wallpapers
+readonly wallpaper_urls="$(curl --silent 'https://magic.wizards.com/en/articles/media/wallpapers' | grep "download.*${wallpaper_size}" | sed -E 's/.*href="([^"]*).*/\1/')"
+
+# Download new wallpapers
+for wallpaper_url in ${wallpaper_urls}; do
+  echo Downloading "$(basename "${wallpaper_url}")…"
+  curl --silent --remote-name "${wallpaper_url}"
+done

upload-file

@@ -9,11 +9,12 @@ function ascii_basename {
 }
 
 function is_string_in_array {
-  local string="${1}"
+  local -r string="${1}"
 
   for value in "${@:2}"; do
     [[ "${string}" == "${value}" ]] && return 0
   done
+
   return 1
 }