From eaa5964611d39a27437b99bba97720c3a90f8ad7 Mon Sep 17 00:00:00 2001
From: Alexander Bocken <alexander@bocken.org>
Date: Fri, 14 May 2021 09:41:02 +0200
Subject: [PATCH] rudimentary weechat links scanner

---
 .config/calcurse/conf              |  2 +-
 .local/bin/tools/matrix_decrypt.py | 15 ++++++++++++---
 .local/bin/weechatlinks            | 28 ++++++++++++++++++++++++++++
 3 files changed, 41 insertions(+), 4 deletions(-)
 create mode 100755 .local/bin/weechatlinks

diff --git a/.config/calcurse/conf b/.config/calcurse/conf
index bf38e7e..9312851 100644
--- a/.config/calcurse/conf
+++ b/.config/calcurse/conf
@@ -8,7 +8,7 @@ appearance.dayseparator=yes
 appearance.emptyline=yes
 appearance.notifybar=yes
 appearance.sidebarwidth=0
-appearance.theme=default on default
+appearance.theme=blue on black
 appearance.todoview=hide-completed
 appearance.headingpos=right-justified
 daemon.enable=yes
diff --git a/.local/bin/tools/matrix_decrypt.py b/.local/bin/tools/matrix_decrypt.py
index 6adc8b1..c04eb78 100755
--- a/.local/bin/tools/matrix_decrypt.py
+++ b/.local/bin/tools/matrix_decrypt.py
@@ -44,6 +44,7 @@ def main():
         description='Download and decrypt matrix attachments'
     )
     parser.add_argument('url', help='the url of the attachment')
+    parser.add_argument('file', nargs='?', help='save attachment to <file>')
     parser.add_argument('--plumber',
                         help='program that gets called with the '
                              'dowloaded file')
@@ -68,11 +69,19 @@ def main():
         print("Error downloading file")
         return -2
 
-    plumber = args.plumber or "/usr/bin/rifle"
+    plumber = args.plumber
     plaintext = decrypt_attachment(request.content, key, hash, iv)
-    file_name = save_file(plaintext)
 
-    subprocess.run([plumber, "{file}".format(file=file_name)])
+    if args.file is None:
+        file_name = save_file(plaintext)
+        if plumber is None:
+            plumber = "xdg-open"
+    else:
+        file_name = args.file
+        open(file_name, "wb").write(plaintext)
+
+    if plumber is not None:
+        subprocess.run([plumber, file_name])
 
     return 0
 
diff --git a/.local/bin/weechatlinks b/.local/bin/weechatlinks
new file mode 100755
index 0000000..181db71
--- /dev/null
+++ b/.local/bin/weechatlinks
@@ -0,0 +1,28 @@
+#!/bin/sh
+all="$(perl -pe 's/[^│]*([^│]*?)│/\1/' |
+	perl -pe 's/^.*?\| //' |
+	sed 's/ │.*//' |
+	head -n-3 | tr -d '\n'|
+	grep -aEo '(<[^]]*>|\[[^ ]*\])')"
+
+filenames="$( echo "$all" | grep -E '^<[^>]*>' | tr -d '<>')"
+links="$( echo "$all" | grep -E '^\[' | tr -d [])"
+choice="$(printf 'most recent\nall\n%s' "$filenames" | dmenu -i -p 'open which file?' -l 10)"
+case "$choice" in
+	"most recent")	link="$(echo "$links" | tail -n1)";;
+	"all")	link="$links";;
+	*)	#TODO: implement dmenu multiline support
+		linenr="$(echo "$filenames" | awk "/$choice/ {print NR}")"
+		[ "$(echo "$linenr" | wc -l)" -gt 1 ] && notify-send "weechatdls" "multiple files with that name, not yet supported"
+		link="$(echo "$links" | awk "NR==$linenr")";;
+esac
+if [ "$(echo "$link" | wc -l)" -eq 1 ]; then
+	if echo "$link" | grep -qE '^emxc'; then
+		matrix_decrypt.py "$link"
+	else
+		curl -L "$link" -o "/tmp/$choice"
+		rifle "/tmp/$choice"
+	fi
+	else
+		notify-send "weechatdls" "multi-link downloads not yet supported"
+fi