aboutsummaryrefslogtreecommitdiff
path: root/ponysay
blob: 60bb7fe3bb51050ac677e898fb9a9ae9af383116 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
#!/usr/bin/env bash

VERSION=1.3



# Get bash script directory's parent
INSTALLDIR="$(dirname $( cd -P "$( dirname "${BASH_SOURCE[0]}" )" && pwd ))"

# Directory for installed media files
SYSTEMSHARE="$INSTALLDIR/share/ponysay"
HOMESHARE="${HOME}/.local/share/ponysay"

# Subscripts
listcmd="$INSTALLDIR/lib/ponysay/list.pl"
linklistcmd="$INSTALLDIR/lib/ponysay/linklist.pl"
truncatercmd="$INSTALLDIR/lib/ponysay/truncater"
qlistcmd="$INSTALLDIR/lib/ponysay/pq4ps-list"
quotecmd="$INSTALLDIR/lib/ponysay/pq4ps"

pony="*"  # Selected pony
wrap=""   # Message wrap column
ponies=() # Selected ponies

scrw=`(stty size <&2 || echo 0 0) | cut -d ' ' -f 2` # Screen width
scrh=`(stty size <&2 || echo 0 0) | cut -d ' ' -f 1` # Screen height

# KMS ponies extension
kmscmd=""
[ "$TERM" = "linux" ] && kmscmd=$(for c in $(echo $PATH":" | sed -e 's/:/\/ponysay2kmsponysay /g'); do if [ -f $c ]; then echo $c; break; fi done)
[ ! "$kmscmd" = "" ] && TERM="-linux-"

# Directories for installed ponies files
if [ "$TERM" = "linux" ]; then
	SYSTEMPONIES="$SYSTEMSHARE/ttyponies"
	HOMEPONIES="$HOMESHARE/ttyponies"
else
	SYSTEMPONIES="$SYSTEMSHARE/ponies"
	HOMEPONIES="$HOMESHARE/ponies"
fi

# Cowsay script
if [ ${0} == *ponythink ]; then
	if [ "$PONYSAY_COWTHINK" = "" ]; then
		cmd=cowthink
		customcmd=0
	else
		cmd="$PONYSAY_COWTHINK"
		customcmd=1
	fi
else
	if [ "$PONYSAY_COWSAY" = "" ]; then
		cmd=cowsay
		customcmd=0
	else
		cmd="$PONYSAY_COWSAY"
		customcmd=1
	fi
fi



# Ponysay version print function
version() {
	echo "ponysay v$VERSION"
}

# Pony list function
list() {
	if [ -d $SYSTEMPONIES ]; then
		echo -e "\\e[01mponyfiles located in $SYSTEMPONIES:\\e[21m"
		perl $listcmd $scrw $(ls --color=no $SYSTEMPONIES | sed -e 's/\.pony$//' | sort) | $qlistcmd
        fi
	if [ -d $HOMEPONIES ]; then
		echo -e "\\e[01mponyfiles located in $HOMEPONIES:\\e[21m"
		perl $listcmd $scrw $(ls --color=no $HOMEPONIES | sed -e 's/\.pony$//' | sort) | $qlistcmd
	fi
	if [ ! -d $SYSTEMPONIES ] && [ ! -d $HOMEPONIES ]; then
		echo >&2 "All the ponies are missing! Call the Princess!"
	fi
}

# Pony list function with symlink map, for one directory
_linklist() {
	echo -e "\\e[01mponyfiles located in $1:\\e[21m"
	files=$(ls --color=no $1 | sed -e 's/\.pony$//' | sort)
	
	args=""
	
	for file in $files; do
		target=$(readlink $1"/"$file".pony")
		
		if [[ $target = "" ]]; then
			target=$file
		else
			target=$(echo $target | sed -e 's/^\.\///g' -e 's/\.pony$//g')
		fi
		
		args=$(echo $args $file $target)
	done
	
	perl $listcmd $scrw $(perl $linklistcmd $(echo $args) | sed -e 's/ /_/g') | sed -e 's/_/ /g' | $qlistcmd
}

# Pony list function with symlink map, for both directories
linklist() {
	_linklist $SYSTEMPONIES
	
	if [ -d $HOMEPONIES ]; then
		_linklist $HOMEPONIES
	fi
}

# Pony quotes
ponyquotes() {
	[ "$TERM" = "-linux-" ] && TERM="linux"
	"$0" ${wrap:+-W$wrap} $("$quotecmd" "$*")
}

# Usage help print function
usage() {
	version
	cat <<EOF

Usage:
${0##*/} [options] [message]

If [message] is not provided, reads the message from STDIN.

Options:
  -v          Show version and exit.
  -h          Show this help and exit.
  -l          List pony files.
  -L          List pony files with synonyms inside brackets.
  -q          Use the pony quote feature.
  -f[name]    Select a pony (either a file name or a pony name.)
  -W[column]  The screen column where the message should be wrapped.

See man ponysay(6) for more information.
EOF
}

# Function for printing the ponies and the message
say() {
	# Ponies use UTF-8 drawing characters. Prevent a Perl warning.
	export PERL_UNICODE=S

	# Clear screen in TTY
	( [ "$TERM" = "linux" ] || [ "$TERM" = "-linux-" ]) && echo -ne '\e[H\e[2J'

	# Set PONYSAY_SHELL_LINES to default if not specified
	[ "$PONYSAY_SHELL_LINES" = "" ] && PONYSAY_SHELL_LINES=2

	# Width trunction
	function wtrunc {
		if [ "$PONYSAY_FULL_WIDTH" = 'yes' ] || [ "$PONYSAY_FULL_WIDTH" = 'y' ] || [ "$PONYSAY_FULL_WIDTH" = '1' ]; then
			cat
		else
			if [[ -f $truncatercmd ]]; then
				$truncatercmd $scrw
			else
				cat
			fi
		fi
	}

	# Height trunction, show top
	function htrunchead {
		head --lines=$(( $scrh - $PONYSAY_SHELL_LINES ))
	}

	# Height trunction, show bottom
	function htrunctail {
		tail --lines=$(( $scrh - $PONYSAY_SHELL_LINES ))
	}

	# Simplification of customisation of cowsay
	if [ $customcmd = 0 ]; then
		function cowcmd {
			pcmd='#!/usr/bin/perl\nuse utf8;'
			ccmd=$(for c in $(echo $PATH":" | sed -e 's/:/\/'"$cmd"' /g'); do if [ -f $c ]; then echo $c; break; fi done)
			
			if [ ${0} == *ponythink ]; then
				cat <(echo -e $pcmd) $ccmd > "/tmp/ponythink"
				perl '/tmp/ponythink' "$@"
				rm '/tmp/ponythink'
			else
				perl <(cat <(echo -e $pcmd) $ccmd) "$@"
			fi
		}
	else
		function cowcmd	{
			$cmd "$@"
		}
	fi

	# KMS ponies support
	if [ "$kmscmd" = "" ]; then
		function runcmd {
			cowcmd -f "$pony" "$@"
		}
	else
		function runcmd {
			cowcmd -f <($kmscmd "$pony") "$@"
		}
	fi

	# Print the pony and the message
	if [ "$TERM" = "linux" ] || [ "$PONYSAY_TRUNCATE_HEIGHT" = 'yes' ] || [ "$PONYSAY_TRUNCATE_HEIGHT" = 'y' ] || [ "$PONYSAY_TRUNCATE_HEIGHT" = '1' ]; then
		if [ "$PONYSAY_BOTTOM" = 'yes' ] || [ "$PONYSAY_BOTTOM" = 'y' ] || [ "$PONYSAY_BOTTOM" = '1' ]; then
		        runcmd "${wrap:+-W$wrap}" | wtrunc | htrunctail
		else
		        runcmd "${wrap:+-W$wrap}" | wtrunc | htrunchead
		fi
	else
		runcmd "${wrap:+-W$wrap}" | wtrunc
	fi
}



# If no stdin and no arguments then print usage and exit
if [ -t 0 && $# == 0 ]; then
	usage
	exit
fi



# Parse options
while getopts "f:W:Llhvq" OPT; do
	case ${OPT} in
		v)  version; exit ;;
		h)  usage; exit ;;
		f)  ponies+=( $OPTARG ) ;;
		l)  list; exit ;;
		L)  linklist; exit ;;
		W)  wrap="$OPTARG" ;;
		q)  ponyquotes; exit ;;
		\?) usage >&2; exit 1 ;;
	esac
done
shift $((OPTIND - 1))


# Check for cowsay
hash $cmd &>/dev/null; if [ $? -ne 0 ]; then
	cat >&2 <<EOF
You don't seem to have the $cmd program.
Please install it in order to use this wrapper.

Alternatively, symlink it to '$cmd' in anywhere in \$PATH
if it actually exists under a different filename.
EOF
	exit 1
fi


# Select random pony for the set of -f arguments
if [ ! ${#ponies[@]} == 0 ]; then
	pony="${ponies[$RANDOM%${#ponies[@]}]}"
fi


# Pony not a file? Search for it
if [ ! -f $pony ]; then
	ponies=()
	[ -d $SYSTEMPONIES ] && ponies+=( "$SYSTEMPONIES"/$pony.pony )
	[ -d $HOMEPONIES ]   && ponies+=( "$HOMEPONIES"/$pony.pony )
	
	if (( ${#ponies} < 1 )); then
		echo >&2 "All the ponies are missing! Call the Princess!"
		exit 1
	fi
	
	# Choose a random pony
	pony="${ponies[$RANDOM%${#ponies[@]}]}"
fi


# Print pony with message
if [ -n "$*" ]; then
	# Handle a message given via arguments
	say <<<"$*"
else
	# Handle a message given in stdin
	say
fi