qpdf.elv ne sert plus à rien

This commit is contained in:
Benjamin VAUDOUR 2021-12-24 13:51:28 +00:00
parent 39beac61a9
commit 2a84b5804f
1 changed files with 0 additions and 657 deletions

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@ -1,657 +0,0 @@
use math
use path
use re
use str
var cmd = $e:qpdf~
fn -is-pdf {|f|
str:has-suffix $f .pdf
}
fn -is-number {|arg|
re:match '^\d+$' $arg
}
fn -is-rotate {|arg|
re:match '^(\+|-)(\d+):.*' $arg
}
fn -is-seq {|arg|
re:match '^\d+(,\d+)*$' $arg
}
fn -must-pdf {|f|
if (not (-is-pdf $f)) {
fail $f' nest pas un fichier PDF'
}
}
fn -must-not-exist {|f|
var exist = ?(stat $f 2>&- > /dev/null)
if (bool $exist) {
fail $f' existe déjà'
}
}
fn -must-exist {|f|
var exist = ?(stat $f 2>&- > /dev/null)
if (not (bool $exist)) {
fail $f' nexiste pas'
}
}
fn -make-tmp {
mktemp -q /tmp/qpdf_XXXXXXXXXX.pdf
}
fn -make-seq {|seq|
if (not (-is-seq $seq)) {
fail $seq': pas une séquence'
}
set @seq = (order (str:split , $seq))
var b = 1
each {|ei|
var e = (- $ei 1)
if (== $b $e) {
put $b
set b = $ei
} elif (< $b $e) {
put $b'-'$e
set b = $ei
}
} $seq
put $b'-z'
}
fn -out {|in suffix|
var out = (str:trim-suffix $in .pdf)
str:join '' [ $out .pdf ]
}
fn -parse-selection {|in selection|
if (-is-rotate $selection) {
var out = (-make-tmp)
var i = (str:index $selection :)
var r sel = $selection[..$i] $selection[(+ $i 1)..]
if (eq sel '') {
set @sel = $in
} else {
set @sel = $in $sel
}
$cmd --empty --pages $@sel -- $out
$cmd $out --replace-input --rotate=$r
put $out
} else {
put $in $selection
}
}
fn -parse-all {|args|
var tmpfiles = []
var selection = []
var in = $nil
var miss = $nil
try {
each {|e|
if (-is-pdf $e) {
-must-exist $e
if (not-eq $miss $nil) {
set @selection = $@selection $miss
set miss = $e
}
set in = $e
} else {
if (eq $in $nil) {
fail 'Le pagerange doit être déclaré après un fichier dentrée'
}
var @s = (-parse-selection $in $e)
if (== (count $s) 1) {
set @tmpfiles = $@tmpfiles $@s
}
set @selection = $@selection $@s
}
} $args
} finally {
put $selection $tmpfiles
}
}
fn -merge {|&collate=$nil selection out|
if (< (count $selection) 1) {
fail 'Aucune sélection'
}
var @args = --empty --pages $@selection -- $out
if (not-eq $collate $nil) {
if (-is-number $collate) {
set @args = $collate $@args
}
set @args = --collate $@args
}
$cmd $@args
}
fn -date {|raw|
var y m d = $raw[2..6] $raw[6..8] $raw[8..10]
var h n s = $raw[10..12] $raw[12..14] $raw[14..16]
var tz @_ = (str:split "'" $raw[16..])
var date = (printf ^
'%s-%s-%sT%s:%s:%s%s' ^
$y $m $d ^
$h $n $s ^
$tz)
date --date $date
}
fn -pts2cm {|v|
/ (math:round (* $v 3.52778)) 100
}
fn -size {|size|
var u = 0
var m = [
&10=Kio
&20=Mio
&30=Gio
]
while (< $u 30) {
var p = (math:pow 2 (+ $u 10))
if (< $size $p) {
break
}
set u = (to-string (+ $u 10))
}
if (== $u 0) {
put $size
} else {
var p = (math:pow 2 (+ $u 10))
var e = (/ $size $p)
printf '%.1f%s' $e $m[$u]
}
}
fn -b2str {|b|
if $b {
put 'Oui'
} else {
put 'Non'
}
}
fn -props {|input json|
var objects = $json[objects]
var trailer = $objects[trailer]
var iid = $trailer[/Info]
var rid = $trailer[/Root]
var info = $objects[$iid]
var root = $objects[$rid]
var pages = $objects[$root[/Pages]]
var p1 = $objects[$pages[/Kids][0]][/MediaBox]
var w = (-pts2cm $p1[2])
var h = (-pts2cm $p1[3])
var layout = 'Portrait'
if (> $w $h) {
set layout = 'Paysage'
}
var props = [
&path=(path:abs $input)
&fsize=(-size (stat -c '%s' $input))
&version=''
&psize=(printf '%sx%s cm (%s)' $w $h $layout)
&pages=$pages[/Count]
&title=''
&subject=''
&author=''
&producer=$info[/Producer]
&creator=$info[/Creator]
&cdate=(-date $info[/CreationDate])
&mdate=''
&acroform=(-b2str $json[acroform][hasacroform])
&encrypted=(-b2str $json[encrypt][encrypted])
]
#@TODO: version pdf
if (has-key $info '/Title') {
set props[title] = $info[/Title]
}
if (has-key $info '/Subject') {
set props[subject] = $info[/Subject]
}
if (has-key $info '/Author') {
set props[author] = $info[/Author]
}
if (has-key $info '/ModDate') {
set props[mdate] = (-date $info[/ModDate])
}
put $props
}
fn -list-attachments {|in|
$cmd $in --list-attachments | eawk {|_ f @_|
put $f
}
}
fn -list-fonts {|in|
var objects = ($cmd $in --json | from-json)[objects]
keys $objects | each {|k|
var o = $objects[$k]
if (kind-of $o map) {
put $o
}
} | each {|o|
if (has-key $o /Type) {
put $o
}
} | each {|o|
if (eq $o[/Type] /FontDescriptor) {
var f = [
&name=$o[/FontName][1..]
&embedded=(has-key $o /FontFile2)
]
if $f[embedded] {
set f[file] = $o[/FontFile2]
}
put $f
}
}
}
fn -list-imgs {|in|
var objects = ($cmd $in --json | from-json)[objects]
keys $objects | each {|k|
var o = $objects[$k]
if (kind-of $o map) {
put $o
}
} | each {|o|
if (has-key $o /Type) {
put $o
}
} | each {|o|
if (eq $o[/Type] /FontDescriptor) {
var f = [
&name=$o[/FontName][1..]
&embedded=(has-key $o /FontFile2)
]
if $f[embedded] {
set f[file] = $o[/FontFile2]
}
put $f
}
}
}
fn -extract-attachments {|in out|
-list-attachments $in | each {|f|
$cmd $in --show-attachment=$f > $out'/'$f
}
}
fn -extract-fonts {|in out|
-list-fonts $in | each {|f|
if $f[embedded] {
$cmd $in --show-object=$f[file] --filtered-data-stream > $out'/'$f[name]'.ttf'
}
}
}
fn -extract-imgs {|in out|
}
fn -repeat {|c arg|
str:join '' [ (range $c | each {|_|
put $arg
}) ]
}
fn -to-string {|v|
if (eq (kind-of $v) bool) {
if $v {
put X
} else {
put ''
}
} else {
to-string $v
}
}
fn -format-list {|columns data|
set @columns = (each {|c|
set c[size] = (count $c[label])
put $c
} $columns)
each {|d|
set @columns = (each {|c|
var n = $c[name]
if (has-key $d $n) {
var label = (-to-string $d[$n])
var l = (count $label)
if (> $l $c[size]) {
set c[size] = $l
}
}
put $c
} $columns)
} $data
var size = 0
var @raw = (each {|c|
var cl l = (count $c[label]) $c[size]
set size = (+ $size $l 1)
str:join '' [ (-repeat (- $l $cl) ' ') $c[label] ]
} $columns)
echo (str:join ' ' $raw)
echo (-repeat $size '-')
each {|d|
var @raw = (each {|c|
var n v = $c[name] ''
if (has-key $d $n) {
set v = (-to-string $d[$n])
}
var l lc = (count $v) $c[size]
str:join '' [ (-repeat (- $lc $l) ' ') $v ]
} $columns)
echo (str:join ' ' $raw)
} $data
}
fn merge {|@args|
var l = (- (count $args) 1)
if (< $l 1) {
fail "la commande doit contenir au moins 2 paramètres"
}
var out = $args[$l]
-must-pdf $out
-must-not-exist $out
var sel tmp = [] []
try {
set sel tmp = (-parse-all $args[..$l])
-merge $sel $out
} finally {
if (> (count $tmp) 0) {
rm -f $@tmp
}
}
}
fn split {|@args|
var l = (- (count $args) 1)
if (< $l 1) {
fail "la commande doit contenir au moins 2 paramètres"
}
var out = $args[$l]
-must-pdf $out
-must-not-exist $out
set args = $args[..$l]
var size = $nil
if (-is-number $args[0]) {
set size @args = @args
}
var sel tmp = [] []
try {
set sel tmp = (-parse-all $args[..$l])
var t = (-make-tmp)
-merge $sel $t
set @tmp = $@tmp $t
var @ac = --split-pages
if (not-eq $size $nil) {
set @ac = $@ac $size
}
set @ac = $@ac $t $out/%d.pdf
mkdir $out
$cmd $@ac
} finally {
if (> (count $tmp) 0) {
rm -f $@tmp
}
}
}
fn split-at {|@args|
var l = (- (count $args) 1)
if (< $l 2) {
fail "la commande doit contenir au moins 3 paramètres"
}
var out = $args[$l]
-must-pdf $out
-must-not-exist $out
var @seq = (-make-seq $args[0])
set args = $args[1..$l]
var sel tmp = [] []
try {
set sel tmp = (-parse-all $args[..$l])
var t = (-make-tmp)
-merge $sel $t
set @tmp = $@tmp $t
var i = 1
each {|s|
$cmd --empty --pages $t $s -- $out/$i.pdf
set i = (+ $i 1)
} $seq
} finally {
if (> (count $tmp) 0) {
rm -f $@tmp
}
}
}
fn zip {|@args|
var l = (- (count $args) 1)
if (< $l 1) {
fail "la commande doit contenir au moins 2 paramètres"
}
var out = $args[$l]
var col = $true
-must-pdf $out
-must-not-exist $out
set args = $args[..$l]
if (-is-number $args[0]) {
set col @args = $@args
}
var sel tmp = [] []
try {
set sel tmp = (-parse-all $args)
-merge &collate=$col $sel $out
} finally {
if (> (count $tmp) 0) {
rm -f $@tmp
}
}
}
fn unzip {|@args|
var l = (- (count $args) 1)
if (< $l 2) {
fail 'unzip doit contenir au moins 3 paramètres'
}
var mod = $args[0]
var out = $args[$l]
-must-not-exist $out
var sel tmp = [] []
try {
set sel tmp = (-parse-all $args[1..$l])
var t = (-make-tmp)
-merge $sel $t
set @tmp = $@tmp $t
var @sels = (range $mod | put [])
var end = ($cmd --show-npages $t)
range $end | each {|i|
var m = (% $i $mod)
set sel[$m] = (+ $i 1)
}
mkdir $out
range $mod | each {|i|
var @pr = (str:join ',' $@sels[$i])
$cmd --empty --pages $t $@pr -- $out'/'(+ $i 1)'.pdf'
}
} finally {
if (> (count $tmp) 0) {
rm -f $@tmp
}
}
}
fn decrypt {|@args|
var l = (count $args)
if (or (< $l 1) (> $l 3)) {
fail "decrypt doit contenir entre 1 et 3 paramètres"
}
var in = $args[0]
-must-pdf $in
-must-exist $in
var out = (-out $in _decrypted.pdf)
var p = $nil
if (> $l 1) {
set p = $args[1]
if (== $l 3) {
set out = $args[2]
-must-pdf $out
}
}
-must-not-exist $out
if (eq $p $nil) {
$cmd $in $out --decrypt
} else {
$cmd $in $out --decrypt $p
}
}
fn rotate {|@args|
var l = (- (count $args) 1)
if (< $l 1) {
fail "rotate doit contenir au moins 2 paramètres"
}
var in = $args[0]
-must-pdf $in
-must-exist $in
var out = (-out $in _rotated)
if (-is-pdf $args[$l]) {
set out = $args[$l]
set args = $args[..$l]
}
-must-not-exist $out
var @rotate = (each {|r| put --rotate=$r } $args[1..])
$cmd $in $out $@rotate
}
fn help {|@args|
cat $E:HOME/.config/elvish/aliases/qpdf.help
}
fn info {|@args|
var input = $args[0]
var json = ($cmd --json $input | from-json)
var props = (-props $input $json)
echo ' Chemin: '$props[path]
echo ' Taille: '$props[fsize]
echo ' Version PDF: '$props[version]
echo ' Taille des pages: '$props[psize]
echo ' Nombre de pages: '$props[pages]
echo '............................................'
echo ' Titre: '$props[title]
echo ' Sujet: '$props[subject]
echo ' Auteur: '$props[author]
echo ' Créateur: '$props[creator]
echo ' Producteur: '$props[producer]
echo ' Date de création: '$props[cdate]
echo ' Date de modification: '$props[mdate]
echo '............................................'
echo ' Chiffré: '$props[encrypted]
echo ' Acroform: '$props[acroform]
}
fn list {|@args|
if (!= (count $args) 2) {
fail 'list doit comporter 2 paramètres'
}
var types in = $@args
-must-pdf $in
-must-exist $in
var fl = [
&a=$-list-attachments~
&i=$-list-imgs~
&f=$-list-fonts~
]
var ff = [
&a={|data|
each {|d| echo $d } $data
}
&i={|data|
-format-list [
[&name=name &label=Nom]
[&name=embedded &label=Inclus]
] $data
}
&f={|data|
-format-list [
[&name=name &label=Nom]
[&name=embedded &label=Inclus]
] $data
}
]
str:split , $types | each {|t|
set t = (str:to-lower $t[0])
if (not (has-key $fl $t)) {
continue
}
var @data = ($fl[$t] $in)
echo (count $data)' donnée(s) trouvée(s)'
echo
$ff[$t] $data
}
}
fn extract {|@args|
if (!= (count $args) 3) {
fail 'extract doit comporter 3 paramètres'
}
var types in out = $@args
-must-pdf $in
-must-exist $in
-must-not-exist $out
var fe = [
&a=$-extract-attachments~
&i=$-extract-imgs~
&f=$-extract-fonts~
]
mkdir $out
str:split , $types | each {|t|
set t = (str:to-lower $t[0])
if (not (has-key $fe $t)) {
continue
}
$fe[$t] $in $out
}
}
edit:add-var epdf~ {|action @args|
var actions = [
&merge=$merge~
&split=$split~
&split-at=$split-at~
&zip=$zip~
&unzip=$unzip~
&decrypt=$decrypt~
&help=$help~
&info=$info~
&rotate=$rotate~
&list=$list~
&extract=$extract~
]
if (not (has-key $actions $action)) {
fail $action': action inconnue'
}
$actions[$action] $@args
}