summaryrefslogtreecommitdiff
path: root/macros/latex/contrib/pagelayout/scripts/pagelayoutapi
blob: 295beef2f486673f43aa3be48f53098ad1520e7d (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
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
#!/bin/sh
#
# Copyright (c) 2022-2023 by Friedemann Bartels
#
# This file may be distributed and/or modified under the
# conditions of the LaTeX Project Public License, either
# version 1.3c of this license or (at your option) any later
# version.  The latest version of this license is in:
#
#    http://www.latex-project.org/lppl.txt
#
# and version 1.3c or later is part of all distributions of
# LaTeX version 2008/05/04 or later.
#

version=1.0.3

_convert() {
  turbo=$1
  filename=$2
  filenamecache=$3
  fileextcache=$4
  originalwidthsp=$5
  originalheightsp=$6
  originalcropleftsp=$7
  originalcroprightsp=$8
  originalcroptopsp=$9
  originalcropbottomsp=${10}
  density=${11}
  displaywidth=${12}
  displayheight=${13}
  resizethreshold=${14}
  unsharp=${15}
  quality="${16}"

  mkdir -p cache/"$filenamecache"
  originalwidth=$( magick identify -ping -format %w "$filename" )
  originalheight=$( magick identify -ping -format %h "$filename" )
  width=$(( (10 * originalwidth * (originalwidthsp - originalcropleftsp - originalcroprightsp) / originalwidthsp + 5) / 10 ))
  height=$(( (10 * originalheight * (originalheightsp - originalcroptopsp - originalcropbottomsp) / originalheightsp + 5) / 10 ))
  cropleft=$(( (10 * originalwidth * originalcropleftsp / originalwidthsp + 5) / 10 ))
  croptop=$(( (10 * originalheight * originalcroptopsp / originalheightsp + 5) / 10 ))
  resizewidth=$(( (10 * displaywidth * 100 * density / 473628672 + 5) / 10 ))
  if [ $(( resizewidth * resizethreshold / 100 )) -gt $width ]; then
    resizewidth=$width
    resizeheight=$height
  else
    resizeheight=$(( resizewidth * height / width + 1 ))
  fi

  x="x"
  if [ $turbo = 1 ]; then
    export MAGICK_THREAD_LIMIT=1
  fi
  if [ "$quality" != "" ]; then
    quality="-quality $quality"
  fi
  if [ "$unsharp" != "" ]; then
    unsharp="-unsharp $unsharp"
  fi

  magick "$filename" -crop $width$x$height+$cropleft+$croptop -resize $resizewidth$x$resizeheight $unsharp $quality "cache/$filenamecache/.g$fileextcache"
  mv "cache/$filenamecache/.g$fileextcache" "cache/$filenamecache/g$fileextcache"
}

_startbatchprocess() {
  success=0
  for file in cache/*; do
    if [ -f "$file" ]; then
      success=1
      name=$( basename "${file}" )
      mv "$file" "cache/.$name" 2> /dev/null
      if [ $? -eq 0 ]; then
        line=$(head -n 1 "cache/.$name")

        IFS="%"
        set -- $line
        IFS=" "
        _convert 1 "$@"

        rm "cache/.$name"
        break
      fi
    fi
  done

  if [ $success -eq 1 ]; then
    _startbatchprocess
  fi
}

getwidth() {
  if command -v magick >/dev/null 2>&1; then
    filename=$1

    originalwidth=$( magick identify -ping -format %w "$filename" )
    echo $originalwidth
  else
    echo errormagicknotinstalled
  fi
}

optimize() {
  if command -v magick >/dev/null 2>&1; then
    filenamecache=$2
    fileextcache=$3

    if [ -f cache/"$filenamecache" ]; then
      mv cache/"$filenamecache" cache/."$filenamecache" 2> /dev/null
      if [ $? -eq 0 ]; then
        line=$(head -n 1 "cache/.$filenamecache")

        IFS="%"
        set -- $line
        IFS=" "
        _convert 1 "$@"

        rm "cache/.$filenamecache"
      else
        while [ ! -f cache/"$filenamecache"/g"$fileextcache" ]; do
          sleep 0.05
        done
      fi
    elif [ -d cache/"$filenamecache" ]; then
      while [ ! -f cache/"$filenamecache"/g"$fileextcache" ]; do
        sleep 0.05
      done
    else
      _convert 0 "$@"
    fi

    echo ok
  else
    echo errormagicknotinstalled
  fi
}

makeshadow() {
  if command -v magick >/dev/null 2>&1; then
    filename=$1
    stdDeviation=$2
    opacity=$3
    fill=$4
    width=$5
    height=$6
    framewidth=$7
    frameheight=$8
    frameborder=$9
    frameradius=${10}

    [ ! -d cache ] && mkdir cache
    mkdir -p cache/$filename
    echo "<?xml version='1.0' encoding='UTF-8' standalone='no'?>
      <svg
        width='$width'
        height='$height'
        version='1.1'
        xmlns='http://www.w3.org/2000/svg'
        xmlns:svg='http://www.w3.org/2000/svg'>
        <defs>
          <filter
            style='color-interpolation-filters:sRGB'
            id='blur'
            x='-4'
            y='-4'
            width='8'
            height='8'>
            <feGaussianBlur
              stdDeviation='$stdDeviation' />
          </filter>
        </defs>
        <rect
          style='filter:url(#blur);opacity:$opacity;fill:$fill'
          width='$framewidth'
          height='$frameheight'
          x='$frameborder'
          y='$frameborder'
          rx='$frameradius'
          ry='$frameradius' />
      </svg>
    " > cache/$filename/s.svg
    inkscape cache/$filename/s.svg --export-dpi=600 --export-filename cache/$filename/s.pdf
    rm cache/$filename/s.svg

    echo ok
  else
    echo errorinkscapenotinstalled
  fi
}

import() {
  if [ -d import ]; then
    importdir=import
  elif [ "$PAGELAYOUT_IMPORT_DIRECTORY" != "" ]; then
    if [ -d "$PAGELAYOUT_IMPORT_DIRECTORY" ]; then
      importdir="$PAGELAYOUT_IMPORT_DIRECTORY"
    else
      echo $PAGELAYOUT_IMPORT_DIRECTORY
      exit
    fi
  else
    echo errornoimportdir
    exit
  fi

  defaultdirectory=$( echo $1 | sed -e 's/^{//g' | sed -e 's/}{.*//g' )
  directorylist=$( echo $1 | sed -e 's/^{//g' | sed -e 's/}$//g' | sed -e 's/}{/$/g' )

  for entry in "$importdir"/*.*
  do
    if [ -f "$entry" ]; then
      name=$( basename "${entry}" )
      if [ "$directorylist" != "" ]; then
        echo "$directorylist" | tr '$' '\n' | while read directory; do
          if [ -f "$directory$name" ]; then
            mv "$entry" "$directory"
          fi
        done
      fi
      if [ -f "$entry" ]; then
        if [ -d "$defaultdirectory" ]; then
          mv "$entry" "$defaultdirectory"
        else
          mv "$entry" .
        fi
      fi
      cachename=$( echo "$name" | sed -e 's/\.[a-zA-Z]*$//g' )
      rm -rf cache/"$cachename"*
    fi
  done
}

startturbo() {
  file="$(echo $1 | sed -e 's/\.pdflatex$//g')"
  if [ -f $file.tex ]; then
    tmpdir=$( mktemp -d 2>/dev/null )/pagelayoutturbo$( date "+%Y%m%d%H%M%S" )$RANDOM
    mkdir $tmpdir

    cp $file.tex $tmpdir/pagelayoutturbobatchoptimizexyz.tex

    command=$(echo $(ps -p $PPID -o command ))
    engine=$(echo $command | sed -e 's/^[A-Z ]*//g' | sed -e 's/ .*//g' | tr -d '\n')

    case "$command" in
      *-shell-escape*)
        shellescape="--shell-escape"
        ;;
    esac

    if [ "$engine" = "xelatex" ]; then
      nopdf="-no-pdf"
    fi

    $engine $shellescape -interaction=batchmode $nopdf --output-directory $tmpdir $tmpdir/pagelayoutturbobatchoptimizexyz.tex > /dev/null

    rm -rf $tmpdir
  fi
}

batchoptimize() {
  [ ! -d cache ] && mkdir cache

  length=$(( $# / 15 ))
  cores=$( nproc )
  [ $cores -gt $length ] && cores=$length

  while [ $length -gt 0 ]; do
    filenamecache="$2"

    if [ ! -e cache/"$filenamecache" ]; then
      index=0
      while [ $index -lt 15 ]; do
        if [ $index -eq 0 ]; then
          item="$1"
        else
          item="$item%$1"
        fi

        shift
        index=$(( index + 1 ))
      done

      echo $item > cache/"$filenamecache"
    else
      shift 15
    fi

    length=$(( length - 1 ))
  done

  cores=$(( cores - 1 ))
  while [ $cores -gt 0 ]; do
    _startbatchprocess &
    sleep 0.01
    cores=$(( cores - 1 ))
  done
}

usage() {
  cat <<HELP_USAGE
usage: pagelayoutapi getwidth % FILE
       pagelayoutapi optimize % FILE % FILENAME % EXTENSION % ORIGINALWIDTH
         % ORIGINALHEIGHT % CROPLEFT % CROPRIGHT % CROPTOP % CROPBOTTOM
         % DENSITY % WIDTH % HEIGHT % DOWNSAMPLETHRESHOLD % UNSHARP % QUALITY
       pagelayoutapi makeshadow % FILENAME % STANDARDDEVIATION % OPACITY % COLOR
         % WIDTH % HEIGHT % FRAMEWIDTH % FRAMEHEIGHT % MARGIN % BORDERRADIUS
       pagelayoutapi start [% import % [GRAPHICSPATH]] [% turbo % JOBNAME]
       pagelayoutapi batchoptimize % BATCHLIST

   --help      Prints a help message.
   --version   Prints version information.
HELP_USAGE
}

version() {
  echo pagelayoutapi $version
}

input=$( echo "$@" | sed -e 's/\\//g' | sed -e 's/ %/%/g' | sed -e 's/% /%/g' )
IFS="%"
set -- $input
IFS=" "

case "$1" in
getwidth)
  shift

  getwidth "$1"
  ;;
optimize)
  shift

  optimize "$@"
  ;;
makeshadow)
  shift

  makeshadow "$@"
  ;;
start)
  shift

  if [ "$1" = "import" ]; then
    shift

    import "$1"

    shift
  fi

  if [ "$1" = "turbo" ]; then
    shift

    startturbo "$1" &
  fi

  echo ok
  ;;
batchoptimize)
  shift

  batchoptimize "$@" &

  echo ok
  ;;
--version)
  version
  ;;
--help)
  usage
esac