297 lines
8.4 KiB
Bash
297 lines
8.4 KiB
Bash
# Print cyan underlined header
|
||
function header() {
|
||
echo -e "$UNDERLINE$CYAN$1$NOCOLOR"
|
||
}
|
||
|
||
# Create a new directory and enter it
|
||
function md() {
|
||
mkdir -p "$@" && cd "$@"
|
||
}
|
||
|
||
# Find shorthand
|
||
function f() {
|
||
find . -name "$1" 2>/dev/null
|
||
}
|
||
|
||
# Compare original and gzipped file size
|
||
function gz() {
|
||
local origsize=$(wc -c < "$1")
|
||
local gzipsize=$(gzip -c "$1" | wc -c)
|
||
local ratio=$(echo "$gzipsize * 100/ $origsize" | bc -l)
|
||
printf "Original: %d bytes\n" "$origsize"
|
||
printf "Gzipped: %d bytes (%2.2f%%)\n" "$gzipsize" "$ratio"
|
||
}
|
||
|
||
# Test if HTTP compression (RFC 2616 + SDCH) is enabled for a given URL.
|
||
# Send a fake UA string for sites that sniff it instead of using the Accept-Encoding header. (Looking at you, ajax.googleapis.com!)
|
||
function httpcompression() {
|
||
encoding="$(curl -LIs -H 'User-Agent: Mozilla/5 Gecko' -H 'Accept-Encoding: gzip,deflate,compress,sdch' "$1" | grep '^Content-Encoding:')" && echo "$1 is encoded using ${encoding#* }" || echo "$1 is not using any encoding"
|
||
}
|
||
|
||
# Show HTTP headers for given URL
|
||
# Usage: headers <URL>
|
||
# https://github.com/rtomayko/dotfiles/blob/rtomayko/bin/headers
|
||
function headers() {
|
||
curl -sv -H "User-Agent: Mozilla/5 Gecko" "$@" 2>&1 >/dev/null |
|
||
grep -v "^\*" |
|
||
grep -v "^}" |
|
||
cut -c3-
|
||
}
|
||
|
||
# Escape UTF-8 characters into their 3-byte format
|
||
function escape() {
|
||
printf "\\\x%s" $(printf "$@" | xxd -p -c1 -u)
|
||
echo
|
||
}
|
||
|
||
# Get a character’s Unicode code point: £ → \x00A3
|
||
function codepoint() {
|
||
perl -e "use utf8; print sprintf('\x%04X', ord(\"$@\"))"
|
||
echo
|
||
}
|
||
|
||
# Remove screenshots from desktop
|
||
function cleandesktop() {
|
||
header "Cleaning desktop..."
|
||
for file in ~/Desktop/Screen\ Shot*.png; do
|
||
unlink "$file"
|
||
done
|
||
echo
|
||
}
|
||
|
||
# Extract archives of various types
|
||
function extract() {
|
||
if [ -f $1 ] ; then
|
||
local dir_name=${1%.*} # Filename without extension
|
||
case $1 in
|
||
*.tar.bz2) tar xjf $1 ;;
|
||
*.tar.gz) tar xzf $1 ;;
|
||
*.tar.xz) tar Jxvf $1 ;;
|
||
*.tar) tar xf $1 ;;
|
||
*.tbz2) tar xjf $1 ;;
|
||
*.tgz) tar xzf $1 ;;
|
||
*.bz2) bunzip2 $1 ;;
|
||
*.rar) unrar x $1 $2 ;;
|
||
*.gz) gunzip $1 ;;
|
||
*.zip) unzip -d$dir_name $1 ;;
|
||
*.Z) uncompress $1 ;;
|
||
*) echo "'$1' cannot be extracted via extract()" ;;
|
||
esac
|
||
else
|
||
echo "'$1' is not a valid file"
|
||
fi
|
||
}
|
||
|
||
# Print nyan cat
|
||
# https://github.com/steckel/Git-Nyan-Graph/blob/master/nyan.sh
|
||
# If you want big animated version: `telnet miku.acm.uiuc.edu`
|
||
function nyan() {
|
||
echo
|
||
echo -en $RED'-_-_-_-_-_-_-_'
|
||
echo -e $NOCOLOR$BOLD',------,'$NOCOLOR
|
||
echo -en $YELLOW'_-_-_-_-_-_-_-'
|
||
echo -e $NOCOLOR$BOLD'| /\_/\\'$NOCOLOR
|
||
echo -en $GREEN'-_-_-_-_-_-_-'
|
||
echo -e $NOCOLOR$BOLD'~|__( ^ .^)'$NOCOLOR
|
||
echo -en $CYAN'-_-_-_-_-_-_-'
|
||
echo -e $NOCOLOR$BOLD'"" ""'$NOCOLOR
|
||
echo
|
||
}
|
||
|
||
# Copy public SSH key to clipboard. Generate it if necessary
|
||
ssh-key() {
|
||
file="$HOME/.ssh/id_rsa.pub"
|
||
if [ ! -f "$file" ]; then
|
||
ssh-keygen -t rsa
|
||
fi
|
||
|
||
cat "$file" | c
|
||
echo "Your public key copied to clipboard."
|
||
}
|
||
|
||
# Create an SSH key and uploads it to the given host
|
||
# Based on https://gist.github.com/1761938
|
||
ssh-add-host() {
|
||
username=$1
|
||
hostname=$2
|
||
identifier=$3
|
||
|
||
if [[ "$identifier" == "" ]] || [[ "$username" == "" ]] || [[ "$hostname" == "" ]]; then
|
||
echo "Usage: ssh-add-host <username> <hostname> <identifier>"
|
||
else
|
||
header "Generating key..."
|
||
if [ ! -f "$HOME/.ssh/$identifier.id_rsa" ]; then
|
||
ssh-keygen -f ~/.ssh/$identifier.id_rsa -C "$USER $(date +'%Y/%m%/%d %H:%M:%S')"
|
||
fi
|
||
|
||
if ! grep -Fxiq "host $identifier" "$HOME/.ssh/config"; then
|
||
echo -e "Host $identifier\n\tHostName $hostname\n\tUser $username\n\tIdentityFile ~/.ssh/$identifier.id_rsa" >> ~/.ssh/config
|
||
fi
|
||
|
||
header "Uploading key..."
|
||
ssh $identifier 'mkdir -p .ssh && cat >> ~/.ssh/authorized_keys' < ~/.ssh/$identifier.id_rsa.pub
|
||
|
||
tput bold; ssh -o PasswordAuthentication=no $identifier true && { tput setaf 2; echo "SSH key added."; } || { tput setaf 1; echo "Failure"; }; tput sgr0
|
||
|
||
_ssh_reload_autocomplete
|
||
fi
|
||
}
|
||
|
||
# Upload current directory to special directory on my hosting
|
||
function yay() {
|
||
server="locum"
|
||
dir=`basename "$(pwd)"`
|
||
remote="~/projects/yay/$dir"
|
||
url="http://yay.sapegin.me/$dir/"
|
||
|
||
tar cp --exclude '.git' --exclude 'node_modules' . | gzip | ssh $server "mkdir -p "$remote"; gzip -cd | tar x -C "$remote""
|
||
|
||
echo "Current directory uploaded to $url."
|
||
if command -v pbcopy >/dev/null 2>&1; then
|
||
echo -n "$url" | pbcopy
|
||
echo "URL copied to clipboard."
|
||
fi
|
||
}
|
||
|
||
# Find files with Windows line endings (and convert then to Unix in force mode)
|
||
# USAGE: crlf [file] [--force]
|
||
function crlf() {
|
||
local force=
|
||
|
||
# Single file
|
||
if [ "$1" != "" ] && [ "$1" != "--force" ]; then
|
||
[ "$2" == "--force" ] && force=1 || force=0
|
||
_crlf_file $1 $force
|
||
return
|
||
fi
|
||
|
||
# All files
|
||
[ "$1" == "--force" ] && force=1 || force=0
|
||
for file in $(find . -type f -not -path "*/.git/*" -not -path "*/node_modules/*" | xargs file | grep ASCII | cut -d: -f1); do
|
||
_crlf_file $file $force
|
||
done
|
||
}
|
||
function _crlf_file() {
|
||
grep -q $'\x0D' "$1" && echo "$1" && [ $2 ] && dos2unix "$1"
|
||
}
|
||
|
||
# Backup remote MySQL database to ~/Backups/hostname/dbname_YYYY-MM-DD.sql.gz
|
||
# USAGE: mysql-dump <ssh_hostname> <mysql_database> [mysql_username] [mysql_host]
|
||
mysql-dump() {
|
||
local ssh_hostname=$1
|
||
local mysql_database=$2
|
||
local mysql_username=$3
|
||
local mysql_host=$4
|
||
local location="$HOME/Backups"
|
||
local suffix=$(date +'%Y-%m-%d')
|
||
|
||
if [[ $ssh_hostname == "" ]] || [[ $mysql_database == "" ]]; then
|
||
echo "Usage: mysql-dump <ssh_hostname> <mysql_database> [mysql_username] [mysql_host]"
|
||
else
|
||
header "Backing up $mysql_database@$ssh_hostname..."
|
||
|
||
if [[ $mysql_username != "" ]]; then
|
||
mysql_username="-u $mysql_username -p "
|
||
fi
|
||
|
||
if [[ $mysql_host != "" ]]; then
|
||
mysql_host=" -h $mysql_host"
|
||
fi
|
||
|
||
# Ensure backup directory
|
||
local backup_dir="$location/$ssh_hostname"
|
||
mkdir -p $backup_dir
|
||
|
||
# Give the user a warning if the file already exists
|
||
local basename=$mysql_database"_"$suffix
|
||
local local_filepath="$backup_dir/$basename.sql.gz"
|
||
if [ -f "$local_filepath" ]; then
|
||
echo -e $RED"WARNING: Backup file '$local_filepath' already exists.$NOCOLOR\nOwerwrite? (Y/N)"
|
||
read proceed
|
||
|
||
if [[ $proceed != "y" ]]; then
|
||
return
|
||
fi
|
||
fi
|
||
|
||
ssh -C $ssh_hostname "mysqldump --opt --compress $mysql_username$mysql_database$mysql_host | gzip -c" > "$local_filepath"
|
||
|
||
echo
|
||
echo "Done: $local_filepath"
|
||
fi
|
||
}
|
||
|
||
# Save page screenshot to file
|
||
# USAGE: rasterize <URL> <filename>
|
||
# Based on https://github.com/oxyc/dotfiles/blob/master/.bash/commands
|
||
function rasterize() {
|
||
local url="$1"
|
||
local filename="$2"
|
||
if [[ $url == "" ]] || [[ $filename == "" ]]; then
|
||
echo "Usage: rasterize <URL> <filename>"
|
||
else
|
||
header "Rasterizing $url..."
|
||
|
||
[[ $url != http* ]] && url="http://$url"
|
||
[[ $filename != *png ]] && filename="$filename.png"
|
||
phantomjs <(echo "
|
||
var page = new WebPage();
|
||
page.viewportSize = { width: 1280 };
|
||
page.open('$url', function (status) {
|
||
if (status !== 'success') {
|
||
console.log('Unable to load the address.');
|
||
phantom.exit();
|
||
}
|
||
else {
|
||
window.setTimeout(function() {
|
||
page.render('$filename');
|
||
phantom.exit();
|
||
}, 1000);
|
||
}
|
||
});
|
||
")
|
||
|
||
echo "Screenshot saved to: $filename"
|
||
fi
|
||
}
|
||
|
||
# Add note to Notes.app (OS X 10.8)
|
||
# Usage: note "foo" or echo "foo" | note
|
||
function note() {
|
||
local text
|
||
if [ -t 0 ]; then # Argument
|
||
text="$1"
|
||
else # Pipe
|
||
text=$(cat)
|
||
fi
|
||
body=$(echo "$text" | sed -E 's|$|<br>|g')
|
||
osascript >/dev/null <<EOF
|
||
tell application "Notes"
|
||
tell account "iCloud"
|
||
tell folder "Notes"
|
||
make new note with properties {name:"$text", body:"$body"}
|
||
end tell
|
||
end tell
|
||
end tell
|
||
EOF
|
||
}
|
||
|
||
# Start an HTTP server from a directory, optionally specifying the port (default: 8000)
|
||
# Usage: server [port]
|
||
function server() {
|
||
local port="${1:-8000}"
|
||
open "http://localhost:${port}/"
|
||
# Set the default Content-Type to `text/plain` instead of `application/octet-stream`
|
||
# And serve everything as UTF-8 (although not technically correct, this doesn’t break anything for binary files)
|
||
python -c $'import SimpleHTTPServer;\nmap = SimpleHTTPServer.SimpleHTTPRequestHandler.extensions_map;\nmap[""] = "text/plain";\nfor key, value in map.items():\n\tmap[key] = value + ";charset=UTF-8";\nSimpleHTTPServer.test();' "$port"
|
||
}
|
||
|
||
function sayit() {
|
||
pbpaste | say
|
||
}
|
||
|
||
# Add special aliases that will copy result to clipboard (escape → escape+)
|
||
for cmd in password hex2hsl hex2rgb escape codepoint; do
|
||
eval "function $cmd+() { $cmd \$@ | c; }"
|
||
done
|