mirror of
https://github.com/gotenberg/gotenberg.git
synced 2026-08-08 00:22:14 +01:00
feat(ExifTool): add capability to overwrite metadata of the PDF generated (#776)
* add new metadata functions to pdf engine interface * add exiftool module with relevant test cases * use exiftool to overwrite metadata in libreoffice * use exiftool to overwrite metadata in chromium * fix linter issues * fix more linter issues * more test cases for better coverage * remove utils * minor changes * remove metadata from pdfoptions * correct indentation * read/write metadata one file at a time.
This commit is contained in:
Piyush Srivastava
committed by
Julien Neuhart
Julien Neuhart
parent
31e7582216
commit
71911cb1a7
@@ -171,12 +171,13 @@ RUN \
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echo '#!/bin/bash\n\nexec java -jar /usr/bin/pdftk-all.jar "$@"' > /usr/bin/pdftk && \
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chmod +x /usr/bin/pdftk &&\
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apt-get update -qq &&\
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DEBIAN_FRONTEND=noninteractive apt-get install -y -qq --no-install-recommends qpdf &&\
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DEBIAN_FRONTEND=noninteractive apt-get install -y -qq --no-install-recommends qpdf exiftool &&\
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# See https://github.com/nextcloud/docker/issues/380.
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mkdir -p /usr/share/man/man1 &&\
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# Verify installations.
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pdftk --version &&\
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qpdf --version &&\
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exiftool --version &&\
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# Cleanup.
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rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
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@@ -195,6 +196,7 @@ ENV LIBREOFFICE_BIN_PATH /usr/lib/libreoffice/program/soffice.bin
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ENV UNOCONVERTER_BIN_PATH /usr/bin/unoconverter
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ENV PDFTK_BIN_PATH /usr/bin/pdftk
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ENV QPDF_BIN_PATH /usr/bin/qpdf
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ENV EXIFTOOL_BIN_PATH /usr/bin/exiftool
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USER gotenberg
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WORKDIR /home/gotenberg
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29
go.mod
29
go.mod
@@ -1,11 +1,12 @@
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module github.com/gotenberg/gotenberg/v8
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go 1.22
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go 1.21
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require (
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github.com/alexliesenfeld/health v0.8.0
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github.com/andybalholm/brotli v1.1.0 // indirect
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github.com/chromedp/cdproto v0.0.0-20240312231614-1e5096e63154
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github.com/barasher/go-exiftool v1.10.0
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github.com/chromedp/cdproto v0.0.0-20240226204813-532e667d868f
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github.com/chromedp/chromedp v0.9.5
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github.com/golang/snappy v0.0.4 // indirect
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github.com/google/uuid v1.6.0
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@@ -19,7 +20,7 @@ require (
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github.com/mholt/archiver/v3 v3.5.1
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github.com/microcosm-cc/bluemonday v1.0.26
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github.com/nwaples/rardecode v1.1.3 // indirect
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github.com/pdfcpu/pdfcpu v0.7.0
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github.com/pdfcpu/pdfcpu v0.6.0
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github.com/pierrec/lz4/v4 v4.1.21 // indirect
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github.com/prometheus/client_golang v1.19.0
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github.com/russross/blackfriday/v2 v2.1.0
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@@ -27,22 +28,26 @@ require (
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github.com/ulikunitz/xz v0.5.11 // indirect
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go.uber.org/multierr v1.11.0
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go.uber.org/zap v1.27.0
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golang.org/x/crypto v0.21.0 // indirect
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golang.org/x/crypto v0.20.0 // indirect
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golang.org/x/image v0.15.0 // indirect
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golang.org/x/net v0.22.0
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golang.org/x/net v0.21.0
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golang.org/x/sync v0.6.0
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golang.org/x/sys v0.18.0 // indirect
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golang.org/x/term v0.18.0
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golang.org/x/sys v0.17.0 // indirect
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golang.org/x/term v0.17.0
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golang.org/x/text v0.14.0
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)
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require github.com/dlclark/regexp2 v1.11.0
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require (
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github.com/dlclark/regexp2 v1.11.0
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github.com/stretchr/testify v1.8.4
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)
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require (
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github.com/aymerick/douceur v0.2.0 // indirect
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github.com/beorn7/perks v1.0.1 // indirect
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github.com/cespare/xxhash/v2 v2.2.0 // indirect
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github.com/chromedp/sysutil v1.0.0 // indirect
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github.com/davecgh/go-spew v1.1.1 // indirect
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github.com/dsnet/compress v0.0.2-0.20210315054119-f66993602bf5 // indirect
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github.com/gobwas/httphead v0.1.0 // indirect
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github.com/gobwas/pool v0.2.1 // indirect
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@@ -55,13 +60,15 @@ require (
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github.com/mattn/go-colorable v0.1.13 // indirect
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github.com/mattn/go-runewidth v0.0.15 // indirect
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github.com/pkg/errors v0.9.1 // indirect
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github.com/pmezard/go-difflib v1.0.0 // indirect
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github.com/prometheus/client_model v0.6.0 // indirect
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github.com/prometheus/common v0.50.0 // indirect
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github.com/prometheus/procfs v0.13.0 // indirect
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github.com/prometheus/common v0.49.0 // indirect
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github.com/prometheus/procfs v0.12.0 // indirect
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github.com/rivo/uniseg v0.4.7 // indirect
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github.com/valyala/bytebufferpool v1.0.0 // indirect
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github.com/valyala/fasttemplate v1.2.2 // indirect
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github.com/xi2/xz v0.0.0-20171230120015-48954b6210f8 // indirect
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google.golang.org/protobuf v1.33.0 // indirect
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google.golang.org/protobuf v1.32.0 // indirect
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gopkg.in/yaml.v2 v2.4.0 // indirect
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gopkg.in/yaml.v3 v3.0.1 // indirect
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)
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41
go.sum
41
go.sum
@@ -5,17 +5,20 @@ github.com/andybalholm/brotli v1.1.0 h1:eLKJA0d02Lf0mVpIDgYnqXcUn0GqVmEFny3VuID1
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github.com/andybalholm/brotli v1.1.0/go.mod h1:sms7XGricyQI9K10gOSf56VKKWS4oLer58Q+mhRPtnY=
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github.com/aymerick/douceur v0.2.0 h1:Mv+mAeH1Q+n9Fr+oyamOlAkUNPWPlA8PPGR0QAaYuPk=
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github.com/aymerick/douceur v0.2.0/go.mod h1:wlT5vV2O3h55X9m7iVYN0TBM0NH/MmbLnd30/FjWUq4=
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github.com/barasher/go-exiftool v1.10.0 h1:f5JY5jc42M7tzR6tbL9508S2IXdIcG9QyieEXNMpIhs=
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github.com/barasher/go-exiftool v1.10.0/go.mod h1:F9s/a3uHSM8YniVfwF+sbQUtP8Gmh9nyzigNF+8vsWo=
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github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
|
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github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw=
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github.com/cespare/xxhash/v2 v2.2.0 h1:DC2CZ1Ep5Y4k3ZQ899DldepgrayRUGE6BBZ/cd9Cj44=
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github.com/cespare/xxhash/v2 v2.2.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
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github.com/chromedp/cdproto v0.0.0-20240202021202-6d0b6a386732/go.mod h1:GKljq0VrfU4D5yc+2qA6OVr8pmO/MBbPEWqWQ/oqGEs=
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github.com/chromedp/cdproto v0.0.0-20240312231614-1e5096e63154 h1:jeAmkzyOAQBPRmZMhX+i/CJv0VViLkHk1nF0qx8s0Mk=
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github.com/chromedp/cdproto v0.0.0-20240312231614-1e5096e63154/go.mod h1:GKljq0VrfU4D5yc+2qA6OVr8pmO/MBbPEWqWQ/oqGEs=
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||||
github.com/chromedp/cdproto v0.0.0-20240226204813-532e667d868f h1:jODunjTDQHm0Srs2IsfcS3hOmNLUN7Spag3NJZQra2g=
|
||||
github.com/chromedp/cdproto v0.0.0-20240226204813-532e667d868f/go.mod h1:GKljq0VrfU4D5yc+2qA6OVr8pmO/MBbPEWqWQ/oqGEs=
|
||||
github.com/chromedp/chromedp v0.9.5 h1:viASzruPJOiThk7c5bueOUY91jGLJVximoEMGoH93rg=
|
||||
github.com/chromedp/chromedp v0.9.5/go.mod h1:D4I2qONslauw/C7INoCir1BJkSwBYMyZgx8X276z3+Y=
|
||||
github.com/chromedp/sysutil v1.0.0 h1:+ZxhTpfpZlmchB58ih/LBHX52ky7w2VhQVKQMucy3Ic=
|
||||
github.com/chromedp/sysutil v1.0.0/go.mod h1:kgWmDdq8fTzXYcKIBqIYvRRTnYb9aNS9moAV0xufSww=
|
||||
github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
|
||||
github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
|
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github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
|
||||
github.com/dlclark/regexp2 v1.11.0 h1:G/nrcoOa7ZXlpoa/91N3X7mM3r8eIlMBBJZvsz/mxKI=
|
||||
@@ -87,8 +90,8 @@ github.com/nwaples/rardecode v1.1.3 h1:cWCaZwfM5H7nAD6PyEdcVnczzV8i/JtotnyW/dD9l
|
||||
github.com/nwaples/rardecode v1.1.3/go.mod h1:5DzqNKiOdpKKBH87u8VlvAnPZMXcGRhxWkRpHbbfGS0=
|
||||
github.com/orisano/pixelmatch v0.0.0-20220722002657-fb0b55479cde h1:x0TT0RDC7UhAVbbWWBzr41ElhJx5tXPWkIHA2HWPRuw=
|
||||
github.com/orisano/pixelmatch v0.0.0-20220722002657-fb0b55479cde/go.mod h1:nZgzbfBr3hhjoZnS66nKrHmduYNpc34ny7RK4z5/HM0=
|
||||
github.com/pdfcpu/pdfcpu v0.7.0 h1:cd7/z7hAyyDuzdciKfNZyQ3TYreJza2DsuPdIHYURcA=
|
||||
github.com/pdfcpu/pdfcpu v0.7.0/go.mod h1:kmpD0rk8YnZj0l3qSeGBlAB+XszHUgNv//ORH/E7EYo=
|
||||
github.com/pdfcpu/pdfcpu v0.6.0 h1:z4kARP5bcWa39TTYMcN/kjBnm7MvhTWjXgeYmkdAGMI=
|
||||
github.com/pdfcpu/pdfcpu v0.6.0/go.mod h1:kmpD0rk8YnZj0l3qSeGBlAB+XszHUgNv//ORH/E7EYo=
|
||||
github.com/pierrec/lz4/v4 v4.1.2/go.mod h1:gZWDp/Ze/IJXGXf23ltt2EXimqmTUXEy0GFuRQyBid4=
|
||||
github.com/pierrec/lz4/v4 v4.1.21 h1:yOVMLb6qSIDP67pl/5F7RepeKYu/VmTyEXvuMI5d9mQ=
|
||||
github.com/pierrec/lz4/v4 v4.1.21/go.mod h1:gZWDp/Ze/IJXGXf23ltt2EXimqmTUXEy0GFuRQyBid4=
|
||||
@@ -100,10 +103,10 @@ github.com/prometheus/client_golang v1.19.0 h1:ygXvpU1AoN1MhdzckN+PyD9QJOSD4x7km
|
||||
github.com/prometheus/client_golang v1.19.0/go.mod h1:ZRM9uEAypZakd+q/x7+gmsvXdURP+DABIEIjnmDdp+k=
|
||||
github.com/prometheus/client_model v0.6.0 h1:k1v3CzpSRUTrKMppY35TLwPvxHqBu0bYgxZzqGIgaos=
|
||||
github.com/prometheus/client_model v0.6.0/go.mod h1:NTQHnmxFpouOD0DpvP4XujX3CdOAGQPoaGhyTchlyt8=
|
||||
github.com/prometheus/common v0.50.0 h1:YSZE6aa9+luNa2da6/Tik0q0A5AbR+U003TItK57CPQ=
|
||||
github.com/prometheus/common v0.50.0/go.mod h1:wHFBCEVWVmHMUpg7pYcOm2QUR/ocQdYSJVQJKnHc3xQ=
|
||||
github.com/prometheus/procfs v0.13.0 h1:GqzLlQyfsPbaEHaQkO7tbDlriv/4o5Hudv6OXHGKX7o=
|
||||
github.com/prometheus/procfs v0.13.0/go.mod h1:cd4PFCR54QLnGKPaKGA6l+cfuNXtht43ZKY6tow0Y1g=
|
||||
github.com/prometheus/common v0.49.0 h1:ToNTdK4zSnPVJmh698mGFkDor9wBI/iGaJy5dbH1EgI=
|
||||
github.com/prometheus/common v0.49.0/go.mod h1:Kxm+EULxRbUkjGU6WFsQqo3ORzB4tyKvlWFOE9mB2sE=
|
||||
github.com/prometheus/procfs v0.12.0 h1:jluTpSng7V9hY0O2R9DzzJHYb2xULk9VTR1V1R/k6Bo=
|
||||
github.com/prometheus/procfs v0.12.0/go.mod h1:pcuDEFsWDnvcgNzo4EEweacyhjeA9Zk3cnaOZAZEfOo=
|
||||
github.com/rivo/uniseg v0.2.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
|
||||
github.com/rivo/uniseg v0.4.7 h1:WUdvkW8uEhrYfLC4ZzdpI2ztxP1I582+49Oc5Mq64VQ=
|
||||
github.com/rivo/uniseg v0.4.7/go.mod h1:FN3SvrM+Zdj16jyLfmOkMNblXMcoc8DfTHruCPUcx88=
|
||||
@@ -113,9 +116,11 @@ github.com/russross/blackfriday/v2 v2.1.0 h1:JIOH55/0cWyOuilr9/qlrm0BSXldqnqwMsf
|
||||
github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
|
||||
github.com/spf13/pflag v1.0.5 h1:iy+VFUOCP1a+8yFto/drg2CJ5u0yRoB7fZw3DKv/JXA=
|
||||
github.com/spf13/pflag v1.0.5/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
|
||||
github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
|
||||
github.com/stretchr/objx v0.5.0 h1:1zr/of2m5FGMsad5YfcqgdqdWrIhu+EBEJRhR1U7z/c=
|
||||
github.com/stretchr/objx v0.5.0/go.mod h1:Yh+to48EsGEfYuaHDzXPcE3xhTkx73EhmCGUpEOglKo=
|
||||
github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
|
||||
github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
|
||||
github.com/stretchr/testify v1.8.4 h1:CcVxjf3Q8PM0mHUKJCdn+eZZtm5yQwehR5yeSVQQcUk=
|
||||
github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
|
||||
github.com/ulikunitz/xz v0.5.8/go.mod h1:nbz6k7qbPmH4IRqmfOplQw/tblSgqTqBwxkY0oWt/14=
|
||||
@@ -134,26 +139,26 @@ go.uber.org/multierr v1.11.0 h1:blXXJkSxSSfBVBlC76pxqeO+LN3aDfLQo+309xJstO0=
|
||||
go.uber.org/multierr v1.11.0/go.mod h1:20+QtiLqy0Nd6FdQB9TLXag12DsQkrbs3htMFfDN80Y=
|
||||
go.uber.org/zap v1.27.0 h1:aJMhYGrd5QSmlpLMr2MftRKl7t8J8PTZPA732ud/XR8=
|
||||
go.uber.org/zap v1.27.0/go.mod h1:GB2qFLM7cTU87MWRP2mPIjqfIDnGu+VIO4V/SdhGo2E=
|
||||
golang.org/x/crypto v0.21.0 h1:X31++rzVUdKhX5sWmSOFZxx8UW/ldWx55cbf08iNAMA=
|
||||
golang.org/x/crypto v0.21.0/go.mod h1:0BP7YvVV9gBbVKyeTG0Gyn+gZm94bibOW5BjDEYAOMs=
|
||||
golang.org/x/crypto v0.20.0 h1:jmAMJJZXr5KiCw05dfYK9QnqaqKLYXijU23lsEdcQqg=
|
||||
golang.org/x/crypto v0.20.0/go.mod h1:Xwo95rrVNIoSMx9wa1JroENMToLWn3RNVrTBpLHgZPQ=
|
||||
golang.org/x/image v0.15.0 h1:kOELfmgrmJlw4Cdb7g/QGuB3CvDrXbqEIww/pNtNBm8=
|
||||
golang.org/x/image v0.15.0/go.mod h1:HUYqC05R2ZcZ3ejNQsIHQDQiwWM4JBqmm6MKANTp4LE=
|
||||
golang.org/x/net v0.22.0 h1:9sGLhx7iRIHEiX0oAJ3MRZMUCElJgy7Br1nO+AMN3Tc=
|
||||
golang.org/x/net v0.22.0/go.mod h1:JKghWKKOSdJwpW2GEx0Ja7fmaKnMsbu+MWVZTokSYmg=
|
||||
golang.org/x/net v0.21.0 h1:AQyQV4dYCvJ7vGmJyKki9+PBdyvhkSd8EIx/qb0AYv4=
|
||||
golang.org/x/net v0.21.0/go.mod h1:bIjVDfnllIU7BJ2DNgfnXvpSvtn8VRwhlsaeUTyUS44=
|
||||
golang.org/x/sync v0.6.0 h1:5BMeUDZ7vkXGfEr1x9B4bRcTH4lpkTkpdh0T/J+qjbQ=
|
||||
golang.org/x/sync v0.6.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
|
||||
golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
|
||||
golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
|
||||
golang.org/x/sys v0.16.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
|
||||
golang.org/x/sys v0.18.0 h1:DBdB3niSjOA/O0blCZBqDefyWNYveAYMNF1Wum0DYQ4=
|
||||
golang.org/x/sys v0.18.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
|
||||
golang.org/x/term v0.18.0 h1:FcHjZXDMxI8mM3nwhX9HlKop4C0YQvCVCdwYl2wOtE8=
|
||||
golang.org/x/term v0.18.0/go.mod h1:ILwASektA3OnRv7amZ1xhE/KTR+u50pbXfZ03+6Nx58=
|
||||
golang.org/x/sys v0.17.0 h1:25cE3gD+tdBA7lp7QfhuV+rJiE9YXTcS3VG1SqssI/Y=
|
||||
golang.org/x/sys v0.17.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
|
||||
golang.org/x/term v0.17.0 h1:mkTF7LCd6WGJNL3K1Ad7kwxNfYAW6a8a8QqtMblp/4U=
|
||||
golang.org/x/term v0.17.0/go.mod h1:lLRBjIVuehSbZlaOtGMbcMncT+aqLLLmKrsjNrUguwk=
|
||||
golang.org/x/text v0.14.0 h1:ScX5w1eTa3QqT8oi6+ziP7dTV1S2+ALU0bI+0zXKWiQ=
|
||||
golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
|
||||
golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
|
||||
google.golang.org/protobuf v1.33.0 h1:uNO2rsAINq/JlFpSdYEKIZ0uKD/R9cpdv0T+yoGwGmI=
|
||||
google.golang.org/protobuf v1.33.0/go.mod h1:c6P6GXX6sHbq/GpV6MGZEdwhWPcYBgnhAHhKbcUYpos=
|
||||
google.golang.org/protobuf v1.32.0 h1:pPC6BG5ex8PDFnkbrGU3EixyhKcQ2aDuBS36lqK/C7I=
|
||||
google.golang.org/protobuf v1.32.0/go.mod h1:c6P6GXX6sHbq/GpV6MGZEdwhWPcYBgnhAHhKbcUYpos=
|
||||
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
|
||||
gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
|
||||
gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q=
|
||||
|
||||
@@ -35,8 +35,10 @@ func (mod *ValidatorMock) Validate() error {
|
||||
|
||||
// PdfEngineMock is a mock for the [PdfEngine] interface.
|
||||
type PdfEngineMock struct {
|
||||
MergeMock func(ctx context.Context, logger *zap.Logger, inputPaths []string, outputPath string) error
|
||||
ConvertMock func(ctx context.Context, logger *zap.Logger, formats PdfFormats, inputPath, outputPath string) error
|
||||
MergeMock func(ctx context.Context, logger *zap.Logger, inputPaths []string, outputPath string) error
|
||||
ConvertMock func(ctx context.Context, logger *zap.Logger, formats PdfFormats, inputPath, outputPath string) error
|
||||
ReadMetadataMock func(ctx context.Context, logger *zap.Logger, inputPath string, metadata map[string]interface{}) error
|
||||
WriteMetadataMock func(ctx context.Context, logger *zap.Logger, inputPath string, newMetadata map[string]interface{}) error
|
||||
}
|
||||
|
||||
func (engine *PdfEngineMock) Merge(ctx context.Context, logger *zap.Logger, inputPaths []string, outputPath string) error {
|
||||
@@ -47,6 +49,14 @@ func (engine *PdfEngineMock) Convert(ctx context.Context, logger *zap.Logger, fo
|
||||
return engine.ConvertMock(ctx, logger, formats, inputPath, outputPath)
|
||||
}
|
||||
|
||||
func (engine *PdfEngineMock) ReadMetadata(ctx context.Context, logger *zap.Logger, inputPath string, metadata map[string]interface{}) error {
|
||||
return engine.ReadMetadataMock(ctx, logger, inputPath, metadata)
|
||||
}
|
||||
|
||||
func (engine *PdfEngineMock) WriteMetadata(ctx context.Context, logger *zap.Logger, inputPath string, newMetadata map[string]interface{}) error {
|
||||
return engine.WriteMetadataMock(ctx, logger, inputPath, newMetadata)
|
||||
}
|
||||
|
||||
// PdfEngineProviderMock is a mock for the [PdfEngineProvider] interface.
|
||||
type PdfEngineProviderMock struct {
|
||||
PdfEngineMock func() (PdfEngine, error)
|
||||
|
||||
@@ -55,6 +55,12 @@ func TestPDFEngineMock(t *testing.T) {
|
||||
ConvertMock: func(ctx context.Context, logger *zap.Logger, formats PdfFormats, inputPath, outputPath string) error {
|
||||
return nil
|
||||
},
|
||||
ReadMetadataMock: func(ctx context.Context, logger *zap.Logger, inputPath string, metadata map[string]interface{}) error {
|
||||
return nil
|
||||
},
|
||||
WriteMetadataMock: func(ctx context.Context, logger *zap.Logger, inputPath string, newMetadata map[string]interface{}) error {
|
||||
return nil
|
||||
},
|
||||
}
|
||||
|
||||
err := mock.Merge(context.Background(), zap.NewNop(), nil, "")
|
||||
@@ -66,6 +72,16 @@ func TestPDFEngineMock(t *testing.T) {
|
||||
if err != nil {
|
||||
t.Errorf("expected no error from PdfEngineMock.Convert, but got: %v", err)
|
||||
}
|
||||
|
||||
err = mock.ReadMetadataMock(context.Background(), zap.NewNop(), "", map[string]interface{}{})
|
||||
if err != nil {
|
||||
t.Errorf("expected no error from PdfEngineMock.ReadMetadata, but got: %v", err)
|
||||
}
|
||||
|
||||
err = mock.WriteMetadataMock(context.Background(), zap.NewNop(), "", map[string]interface{}{})
|
||||
if err != nil {
|
||||
t.Errorf("expected no error from PdfEngineMock.WriteMetadata but got: %v", err)
|
||||
}
|
||||
}
|
||||
|
||||
func TestPDFEngineProviderMock(t *testing.T) {
|
||||
|
||||
@@ -64,6 +64,12 @@ type PdfEngine interface {
|
||||
// Convert transforms a given PDF to the specified formats defined in
|
||||
// PdfFormats. If no format, it does nothing.
|
||||
Convert(ctx context.Context, logger *zap.Logger, formats PdfFormats, inputPath, outputPath string) error
|
||||
|
||||
// ReadMetadata extracts the metadata of a given PDF file and load them into the provided metadata object.
|
||||
ReadMetadata(ctx context.Context, logger *zap.Logger, inputPath string, metadata map[string]interface{}) error
|
||||
|
||||
// WriteMetadata writes the metadata into a given PDF file.
|
||||
WriteMetadata(ctx context.Context, logger *zap.Logger, inputPath string, newMetadata map[string]interface{}) error
|
||||
}
|
||||
|
||||
// PdfEngineProvider offers an interface to instantiate a [PdfEngine].
|
||||
|
||||
@@ -233,6 +233,23 @@ func FormDataChromiumPdfFormats(form *api.FormData) gotenberg.PdfFormats {
|
||||
}
|
||||
}
|
||||
|
||||
// FormDataMetadata creates metadata object from the form data.
|
||||
func FormDataMetadata(form *api.FormData) map[string]interface{} {
|
||||
var metadata map[string]interface{}
|
||||
|
||||
form.Custom("metadata", func(value string) error {
|
||||
metadata = map[string]interface{}{}
|
||||
if len(value) > 0 {
|
||||
err := json.Unmarshal([]byte(value), &metadata)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
}
|
||||
return nil
|
||||
})
|
||||
return metadata
|
||||
}
|
||||
|
||||
// convertUrlRoute returns an [api.Route] which can convert a URL to PDF.
|
||||
func convertUrlRoute(chromium Api, engine gotenberg.PdfEngine) api.Route {
|
||||
return api.Route{
|
||||
@@ -243,6 +260,7 @@ func convertUrlRoute(chromium Api, engine gotenberg.PdfEngine) api.Route {
|
||||
ctx := c.Get("context").(*api.Context)
|
||||
form, options := FormDataChromiumPdfOptions(ctx)
|
||||
pdfFormats := FormDataChromiumPdfFormats(form)
|
||||
metadata := FormDataMetadata(form)
|
||||
|
||||
var url string
|
||||
err := form.
|
||||
@@ -252,7 +270,7 @@ func convertUrlRoute(chromium Api, engine gotenberg.PdfEngine) api.Route {
|
||||
return fmt.Errorf("validate form data: %w", err)
|
||||
}
|
||||
|
||||
err = convertUrl(ctx, chromium, engine, url, pdfFormats, options)
|
||||
err = convertUrl(ctx, chromium, engine, url, pdfFormats, options, metadata)
|
||||
if err != nil {
|
||||
return fmt.Errorf("convert URL to PDF: %w", err)
|
||||
}
|
||||
@@ -302,6 +320,7 @@ func convertHtmlRoute(chromium Api, engine gotenberg.PdfEngine) api.Route {
|
||||
ctx := c.Get("context").(*api.Context)
|
||||
form, options := FormDataChromiumPdfOptions(ctx)
|
||||
pdfFormats := FormDataChromiumPdfFormats(form)
|
||||
metadata := FormDataMetadata(form)
|
||||
|
||||
var inputPath string
|
||||
err := form.
|
||||
@@ -312,7 +331,7 @@ func convertHtmlRoute(chromium Api, engine gotenberg.PdfEngine) api.Route {
|
||||
}
|
||||
|
||||
url := fmt.Sprintf("file://%s", inputPath)
|
||||
err = convertUrl(ctx, chromium, engine, url, pdfFormats, options)
|
||||
err = convertUrl(ctx, chromium, engine, url, pdfFormats, options, metadata)
|
||||
if err != nil {
|
||||
return fmt.Errorf("convert HTML to PDF: %w", err)
|
||||
}
|
||||
@@ -363,6 +382,7 @@ func convertMarkdownRoute(chromium Api, engine gotenberg.PdfEngine) api.Route {
|
||||
ctx := c.Get("context").(*api.Context)
|
||||
form, options := FormDataChromiumPdfOptions(ctx)
|
||||
pdfFormats := FormDataChromiumPdfFormats(form)
|
||||
metadata := FormDataMetadata(form)
|
||||
|
||||
var (
|
||||
inputPath string
|
||||
@@ -382,7 +402,7 @@ func convertMarkdownRoute(chromium Api, engine gotenberg.PdfEngine) api.Route {
|
||||
return fmt.Errorf("transform markdown file(s) to HTML: %w", err)
|
||||
}
|
||||
|
||||
err = convertUrl(ctx, chromium, engine, url, pdfFormats, options)
|
||||
err = convertUrl(ctx, chromium, engine, url, pdfFormats, options, metadata)
|
||||
if err != nil {
|
||||
return fmt.Errorf("convert markdown to PDF: %w", err)
|
||||
}
|
||||
@@ -506,7 +526,7 @@ func markdownToHtml(ctx *api.Context, inputPath string, markdownPaths []string)
|
||||
return fmt.Sprintf("file://%s", inputPath), nil
|
||||
}
|
||||
|
||||
func convertUrl(ctx *api.Context, chromium Api, engine gotenberg.PdfEngine, url string, pdfFormats gotenberg.PdfFormats, options PdfOptions) error {
|
||||
func convertUrl(ctx *api.Context, chromium Api, engine gotenberg.PdfEngine, url string, pdfFormats gotenberg.PdfFormats, options PdfOptions, metadata map[string]interface{}) error {
|
||||
outputPath := ctx.GeneratePath(".pdf")
|
||||
|
||||
err := chromium.Pdf(ctx, ctx.Log(), url, outputPath, options)
|
||||
@@ -562,6 +582,14 @@ func convertUrl(ctx *api.Context, chromium Api, engine gotenberg.PdfEngine, url
|
||||
outputPath = convertOutputPath
|
||||
}
|
||||
|
||||
// Writes and potentially overrides metadata entries, if any.
|
||||
if len(metadata) > 0 {
|
||||
err = engine.WriteMetadata(ctx, ctx.Log(), outputPath, metadata)
|
||||
if err != nil {
|
||||
return fmt.Errorf("write metadata: %w", err)
|
||||
}
|
||||
}
|
||||
|
||||
err = ctx.AddOutputPaths(outputPath)
|
||||
if err != nil {
|
||||
return fmt.Errorf("add output path: %w", err)
|
||||
|
||||
@@ -1225,6 +1225,7 @@ func TestConvertUrl(t *testing.T) {
|
||||
engine gotenberg.PdfEngine
|
||||
pdfFormats gotenberg.PdfFormats
|
||||
options PdfOptions
|
||||
metadata map[string]interface{}
|
||||
expectError bool
|
||||
expectHttpError bool
|
||||
expectHttpStatus int
|
||||
@@ -1385,10 +1386,45 @@ func TestConvertUrl(t *testing.T) {
|
||||
expectHttpError: false,
|
||||
expectOutputPathsCount: 1,
|
||||
},
|
||||
{
|
||||
scenario: "error with metadata write",
|
||||
ctx: &api.ContextMock{Context: new(api.Context)},
|
||||
api: &ApiMock{PdfMock: func(ctx context.Context, logger *zap.Logger, url, outputPath string, options PdfOptions) error {
|
||||
return nil
|
||||
}},
|
||||
engine: &gotenberg.PdfEngineMock{WriteMetadataMock: func(ctx context.Context, logger *zap.Logger, inputPath string, newMetadata map[string]interface{}) error {
|
||||
return fmt.Errorf("error writing metadata to %s: %w", "foo.pdf", errors.New("foo"))
|
||||
}},
|
||||
options: DefaultPdfOptions(),
|
||||
metadata: map[string]interface{}{
|
||||
"Creator": "foo",
|
||||
"Producer": "bar",
|
||||
},
|
||||
expectError: true,
|
||||
expectHttpError: false,
|
||||
},
|
||||
{
|
||||
scenario: "success with metadata write",
|
||||
ctx: &api.ContextMock{Context: new(api.Context)},
|
||||
api: &ApiMock{PdfMock: func(ctx context.Context, logger *zap.Logger, url, outputPath string, options PdfOptions) error {
|
||||
return nil
|
||||
}},
|
||||
engine: &gotenberg.PdfEngineMock{WriteMetadataMock: func(ctx context.Context, logger *zap.Logger, inputPath string, newMetadata map[string]interface{}) error {
|
||||
return nil
|
||||
}},
|
||||
options: DefaultPdfOptions(),
|
||||
metadata: map[string]interface{}{
|
||||
"Creator": "foo",
|
||||
"Producer": "bar",
|
||||
},
|
||||
expectError: false,
|
||||
expectHttpError: false,
|
||||
expectOutputPathsCount: 1,
|
||||
},
|
||||
} {
|
||||
t.Run(tc.scenario, func(t *testing.T) {
|
||||
tc.ctx.SetLogger(zap.NewNop())
|
||||
err := convertUrl(tc.ctx.Context, tc.api, tc.engine, "", tc.pdfFormats, tc.options)
|
||||
err := convertUrl(tc.ctx.Context, tc.api, tc.engine, "", tc.pdfFormats, tc.options, tc.metadata)
|
||||
|
||||
if tc.expectError && err == nil {
|
||||
t.Fatal("expected error but got none", err)
|
||||
|
||||
8
pkg/modules/exiftool/doc.go
Normal file
8
pkg/modules/exiftool/doc.go
Normal file
@@ -0,0 +1,8 @@
|
||||
// Package exiftool provides an implementation of the gotenberg.PdfEngine
|
||||
// interface using the ExifTool command-line tool. This package allows for reading and
|
||||
// writing of metadata, but does not support the merging of PDF files
|
||||
// nor conversion to specific PDF formats. The path to the exiftool binary must be
|
||||
// specified using the EXIFTOOL_BIN_PATH environment variable.
|
||||
//
|
||||
// See: https://exiftool.org.
|
||||
package exiftool
|
||||
194
pkg/modules/exiftool/exiftool.go
Normal file
194
pkg/modules/exiftool/exiftool.go
Normal file
@@ -0,0 +1,194 @@
|
||||
package exiftool
|
||||
|
||||
import (
|
||||
"context"
|
||||
"errors"
|
||||
"fmt"
|
||||
"net/http"
|
||||
"os"
|
||||
|
||||
"github.com/barasher/go-exiftool"
|
||||
"go.uber.org/zap"
|
||||
|
||||
"github.com/gotenberg/gotenberg/v8/pkg/gotenberg"
|
||||
"github.com/gotenberg/gotenberg/v8/pkg/modules/api"
|
||||
)
|
||||
|
||||
func init() {
|
||||
gotenberg.MustRegisterModule(new(ExifTool))
|
||||
}
|
||||
|
||||
// MetadataValueTypeError is constructed when metadata value types cannot be processed.
|
||||
// The underlying library used in this implementation supports the writing of a limited
|
||||
// number of metadata value types.
|
||||
//
|
||||
// For example, according to https://exiftool.org/TagNames/PDF.html metadata can be a boolean,
|
||||
// i.e. "value format... may be string, date, integer, real, boolean or name".
|
||||
// Furthermore, a native boolean type is also supported by JSON and Go. However, the
|
||||
// underlying library does not currently support writing native Go boolean (bool) types.
|
||||
// Therefore, an instance of this struct is created when a boolean metadata entry is supplied.
|
||||
//
|
||||
// The struct contains a key/value map corresponding to individual invalid metadata entries supplied by a consumer.
|
||||
// This allows a helpful error message to be produced for API consumers.
|
||||
// See API.WriteMetadata for more information on valid metadata value types.
|
||||
type MetadataValueTypeError struct {
|
||||
Entries map[string]interface{}
|
||||
}
|
||||
|
||||
// Error returns a helpful error message.
|
||||
func (e *MetadataValueTypeError) Error() string {
|
||||
return fmt.Sprintf("invalid metadata value types supplied - identified by Entries: %s", e.Entries)
|
||||
}
|
||||
|
||||
// GetKeys returns an array of keys with corresponding invalid value types,
|
||||
func (e *MetadataValueTypeError) GetKeys() []string {
|
||||
keys := make([]string, len(e.Entries))
|
||||
i := 0
|
||||
for key := range e.Entries {
|
||||
keys[i] = key
|
||||
i++
|
||||
}
|
||||
return keys
|
||||
}
|
||||
|
||||
// ExifTool abstracts the CLI tool ExifTool and implements the [gotenberg.PdfEngine] interface .
|
||||
type ExifTool struct {
|
||||
binPath string
|
||||
}
|
||||
|
||||
// Descriptor returns ExifTool's module descriptor.
|
||||
func (engine *ExifTool) Descriptor() gotenberg.ModuleDescriptor {
|
||||
return gotenberg.ModuleDescriptor{
|
||||
ID: "exiftool",
|
||||
New: func() gotenberg.Module { return new(ExifTool) },
|
||||
}
|
||||
}
|
||||
|
||||
// Provision sets the module properties. It returns an error if
|
||||
// - the environment variable EXIFTOOL_BIN_PATH is not set
|
||||
// - there is an error creating an instance of exiftool.ExifTool
|
||||
func (engine *ExifTool) Provision(ctx *gotenberg.Context) error {
|
||||
binPath, ok := os.LookupEnv("EXIFTOOL_BIN_PATH")
|
||||
if !ok {
|
||||
return errors.New("EXIFTOOL_BIN_PATH environment variable is not set")
|
||||
}
|
||||
|
||||
engine.binPath = binPath
|
||||
|
||||
return nil
|
||||
}
|
||||
|
||||
// Validate validates the module properties.
|
||||
func (engine *ExifTool) Validate() error {
|
||||
_, err := os.Stat(engine.binPath)
|
||||
if os.IsNotExist(err) {
|
||||
return fmt.Errorf("ExifTool binary path does not exist: %w", err)
|
||||
}
|
||||
|
||||
return nil
|
||||
}
|
||||
|
||||
// Merge is not available in this implementation.
|
||||
func (engine *ExifTool) Merge(ctx context.Context, logger *zap.Logger, inputPaths []string, outputPath string) error {
|
||||
return fmt.Errorf("merge PDFs with LibreOffice: %w", gotenberg.ErrPdfEngineMethodNotSupported)
|
||||
}
|
||||
|
||||
// Convert is not available in this implementation.
|
||||
func (engine *ExifTool) Convert(ctx context.Context, logger *zap.Logger, formats gotenberg.PdfFormats, inputPath, outputPath string) error {
|
||||
return fmt.Errorf("convert PDF to '%+v' with PDFtk: %w", formats, gotenberg.ErrPdfEngineMethodNotSupported)
|
||||
}
|
||||
|
||||
// ReadMetadata reads the metadata of the given PDF files.
|
||||
func (engine *ExifTool) ReadMetadata(ctx context.Context, logger *zap.Logger, inputPath string, metadata map[string]interface{}) error {
|
||||
logger.Debug(fmt.Sprintf("reading metadata of file: %s", inputPath))
|
||||
|
||||
exifTool, err := exiftool.NewExiftool()
|
||||
if err != nil {
|
||||
fmt.Printf("Error intializing ExifTool: %v\n", err)
|
||||
return err
|
||||
}
|
||||
|
||||
fileMetadataInfos := exifTool.ExtractMetadata([]string{inputPath}...)
|
||||
|
||||
if fileMetadataInfos[0].Err != nil {
|
||||
return fmt.Errorf("error reading metadata to following file: %+v", fileMetadataInfos[0])
|
||||
}
|
||||
|
||||
// load into metadata
|
||||
for k, v := range fileMetadataInfos[0].Fields {
|
||||
metadata[k] = v
|
||||
}
|
||||
|
||||
return exifTool.Close()
|
||||
}
|
||||
|
||||
// WriteMetadata write the metadata to the given PDF files.
|
||||
func (engine *ExifTool) WriteMetadata(ctx context.Context, logger *zap.Logger, inputPath string, newMetadata map[string]interface{}) error {
|
||||
logger.Debug(fmt.Sprintf("writing new metadata %s to %s", newMetadata, inputPath))
|
||||
|
||||
exifTool, err := exiftool.NewExiftool()
|
||||
if err != nil {
|
||||
fmt.Printf("Error intializing ExifTool: %v\n", err)
|
||||
return err
|
||||
}
|
||||
|
||||
fileMetadataInfos := exifTool.ExtractMetadata([]string{inputPath}...)
|
||||
|
||||
// there is only file metadata info
|
||||
if fileMetadataInfos[0].Err != nil {
|
||||
return fmt.Errorf("error reading metadata to following file: %+v", fileMetadataInfos[0])
|
||||
}
|
||||
|
||||
// Metadata values can only be specific value types.
|
||||
// An error is returned if metadata with an invalid type is requested.
|
||||
metadataValueErrors := MetadataValueTypeError{
|
||||
Entries: make(map[string]interface{}),
|
||||
}
|
||||
|
||||
// transform metadata
|
||||
for key, value := range newMetadata {
|
||||
switch val := value.(type) {
|
||||
case string:
|
||||
fileMetadataInfos[0].SetString(key, val)
|
||||
case int:
|
||||
fileMetadataInfos[0].SetInt(key, int64(val))
|
||||
case int64:
|
||||
fileMetadataInfos[0].SetInt(key, val)
|
||||
case float32:
|
||||
fileMetadataInfos[0].SetFloat(key, float64(val))
|
||||
case float64:
|
||||
fileMetadataInfos[0].SetFloat(key, val)
|
||||
case []string:
|
||||
fileMetadataInfos[0].SetStrings(key, val)
|
||||
// TODO: support more complex cases, e.g. arrays and nested objects (limitations in underlying library)
|
||||
default:
|
||||
metadataValueErrors.Entries[key] = value
|
||||
}
|
||||
}
|
||||
logger.Debug(fmt.Sprintf("writing metadata %s to %s", fileMetadataInfos[0].Fields, fileMetadataInfos[0].File))
|
||||
|
||||
if len(metadataValueErrors.Entries) > 0 {
|
||||
return api.WrapError(
|
||||
fmt.Errorf("write metadata: %w", err),
|
||||
api.NewSentinelHttpError(
|
||||
http.StatusBadRequest,
|
||||
fmt.Sprintf("Invalid metdata value types supplied by keys '%s'", metadataValueErrors.GetKeys())),
|
||||
)
|
||||
}
|
||||
|
||||
exifTool.WriteMetadata(fileMetadataInfos)
|
||||
|
||||
if fileMetadataInfos[0].Err != nil {
|
||||
return fmt.Errorf("error writing metadata to following file: %+v", fileMetadataInfos[0])
|
||||
}
|
||||
|
||||
return exifTool.Close()
|
||||
}
|
||||
|
||||
// Interface guards.
|
||||
var (
|
||||
_ gotenberg.Module = (*ExifTool)(nil)
|
||||
_ gotenberg.Provisioner = (*ExifTool)(nil)
|
||||
_ gotenberg.Validator = (*ExifTool)(nil)
|
||||
_ gotenberg.PdfEngine = (*ExifTool)(nil)
|
||||
)
|
||||
418
pkg/modules/exiftool/exiftool_test.go
Normal file
418
pkg/modules/exiftool/exiftool_test.go
Normal file
@@ -0,0 +1,418 @@
|
||||
package exiftool
|
||||
|
||||
import (
|
||||
"context"
|
||||
"errors"
|
||||
"fmt"
|
||||
"io"
|
||||
"os"
|
||||
"reflect"
|
||||
"testing"
|
||||
|
||||
"github.com/stretchr/testify/assert"
|
||||
"go.uber.org/zap"
|
||||
|
||||
"github.com/gotenberg/gotenberg/v8/pkg/gotenberg"
|
||||
)
|
||||
|
||||
func TestMetadataValueTypeError_Error(t *testing.T) {
|
||||
instance := MetadataValueTypeError{
|
||||
Entries: map[string]interface{}{
|
||||
"foo": "foo",
|
||||
},
|
||||
}
|
||||
|
||||
assert.True(t, len(instance.Error()) > 0)
|
||||
}
|
||||
|
||||
func TestMetadataValueTypeError_GetKeys(t *testing.T) {
|
||||
for i, tc := range []struct {
|
||||
instance MetadataValueTypeError
|
||||
expect []string
|
||||
}{
|
||||
{
|
||||
instance: MetadataValueTypeError{
|
||||
Entries: map[string]interface{}{},
|
||||
},
|
||||
expect: []string{},
|
||||
},
|
||||
{
|
||||
instance: MetadataValueTypeError{
|
||||
Entries: map[string]interface{}{
|
||||
"foo": "foo",
|
||||
},
|
||||
},
|
||||
expect: []string{"foo"},
|
||||
},
|
||||
{
|
||||
instance: MetadataValueTypeError{
|
||||
Entries: map[string]interface{}{
|
||||
"foo": "foo",
|
||||
"bar": float64(123),
|
||||
"baz": 4.56,
|
||||
"qux": true,
|
||||
"quux": nil,
|
||||
},
|
||||
},
|
||||
expect: []string{"foo", "bar", "baz", "qux", "quux"},
|
||||
},
|
||||
} {
|
||||
actual := tc.instance.GetKeys()
|
||||
|
||||
if !assert.ElementsMatch(t, actual, tc.expect) {
|
||||
t.Errorf("test %d: expected %+v but got: %+v", i, tc.expect, actual)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
func TestExifTool_Descriptor(t *testing.T) {
|
||||
descriptor := new(ExifTool).Descriptor()
|
||||
|
||||
actual := reflect.TypeOf(descriptor.New())
|
||||
expect := reflect.TypeOf(new(ExifTool))
|
||||
|
||||
if actual != expect {
|
||||
t.Errorf("expected '%s' but got '%s'", expect, actual)
|
||||
}
|
||||
}
|
||||
|
||||
func TestExifTool_Provision(t *testing.T) {
|
||||
engine := new(ExifTool)
|
||||
ctx := gotenberg.NewContext(gotenberg.ParsedFlags{}, nil)
|
||||
|
||||
err := engine.Provision(ctx)
|
||||
if err != nil {
|
||||
t.Errorf("expected no error but got: %v", err)
|
||||
}
|
||||
}
|
||||
|
||||
func TestExifTool_Validate(t *testing.T) {
|
||||
for _, tc := range []struct {
|
||||
scenario string
|
||||
binPath string
|
||||
expectError bool
|
||||
}{
|
||||
{
|
||||
scenario: "empty bin path",
|
||||
binPath: "",
|
||||
expectError: true,
|
||||
},
|
||||
{
|
||||
scenario: "bin path does not exist",
|
||||
binPath: "/foo",
|
||||
expectError: true,
|
||||
},
|
||||
{
|
||||
scenario: "validate success",
|
||||
binPath: os.Getenv("EXIFTOOL_BIN_PATH"),
|
||||
expectError: false,
|
||||
},
|
||||
} {
|
||||
t.Run(tc.scenario, func(t *testing.T) {
|
||||
engine := new(ExifTool)
|
||||
engine.binPath = tc.binPath
|
||||
err := engine.Validate()
|
||||
|
||||
if !tc.expectError && err != nil {
|
||||
t.Fatalf("expected no error but got: %v", err)
|
||||
}
|
||||
|
||||
if tc.expectError && err == nil {
|
||||
t.Fatal("expected error but got none")
|
||||
}
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
func TestExiftool_Merge(t *testing.T) {
|
||||
engine := new(ExifTool)
|
||||
err := engine.Merge(context.Background(), zap.NewNop(), nil, "")
|
||||
|
||||
if !errors.Is(err, gotenberg.ErrPdfEngineMethodNotSupported) {
|
||||
t.Errorf("expected error %v, but got: %v", gotenberg.ErrPdfEngineMethodNotSupported, err)
|
||||
}
|
||||
}
|
||||
|
||||
func TestExiftool_Convert(t *testing.T) {
|
||||
engine := new(ExifTool)
|
||||
err := engine.Convert(context.Background(), zap.NewNop(), gotenberg.PdfFormats{}, "", "")
|
||||
|
||||
if !errors.Is(err, gotenberg.ErrPdfEngineMethodNotSupported) {
|
||||
t.Errorf("expected error %v, but got: %v", gotenberg.ErrPdfEngineMethodNotSupported, err)
|
||||
}
|
||||
}
|
||||
|
||||
func TestExiftool_ReadMetadata(t *testing.T) {
|
||||
for _, tc := range []struct {
|
||||
scenario string
|
||||
ctx context.Context
|
||||
inputPath string
|
||||
subset map[string]interface{}
|
||||
expectError bool
|
||||
expectDiff bool
|
||||
}{
|
||||
{
|
||||
scenario: "invalid input path",
|
||||
ctx: context.TODO(),
|
||||
inputPath: "foo",
|
||||
expectError: true,
|
||||
},
|
||||
{
|
||||
scenario: "single file success",
|
||||
ctx: context.TODO(),
|
||||
inputPath: "/tests/test/testdata/pdfengines/sample1.pdf",
|
||||
subset: map[string]interface{}{
|
||||
"FileName": "sample1.pdf",
|
||||
"FileTypeExtension": "pdf",
|
||||
"MIMEType": "application/pdf",
|
||||
"PDFVersion": 1.4,
|
||||
"PageCount": float64(3),
|
||||
"CreateDate": "2018:12:06 17:50:06+00:00",
|
||||
"ModifyDate": "2018:12:06 17:50:06+00:00",
|
||||
"Directory": "/tests/test/testdata/pdfengines",
|
||||
"FileType": "PDF",
|
||||
"Linearized": "No",
|
||||
"Creator": "Chromium",
|
||||
"Producer": "Skia/PDF m70",
|
||||
"SourceFile": "/tests/test/testdata/pdfengines/sample1.pdf",
|
||||
},
|
||||
},
|
||||
{
|
||||
scenario: "single file incorrect metadata",
|
||||
ctx: context.TODO(),
|
||||
inputPath: "/tests/test/testdata/pdfengines/sample1.pdf",
|
||||
subset: map[string]interface{}{
|
||||
"FileName": "sample1.pdf",
|
||||
"FileTypeExtension": "pdf",
|
||||
"MIMEType": "application/pdf",
|
||||
"PDFVersion": 1.4,
|
||||
"PageCount": float64(3),
|
||||
"CreateDate": "2018:12:06 17:50:06+00:00",
|
||||
"ModifyDate": "2018:12:06 17:50:06+00:00",
|
||||
"Directory": "/tests/test/testdata/pdfengines",
|
||||
"FileType": "PDF",
|
||||
"Linearized": "No",
|
||||
"Creator": "INVALID",
|
||||
"Producer": "Skia/PDF m70",
|
||||
"SourceFile": "/tests/test/testdata/pdfengines/sample1.pdf",
|
||||
},
|
||||
expectDiff: true,
|
||||
},
|
||||
} {
|
||||
t.Run(tc.scenario, func(t *testing.T) {
|
||||
engine := new(ExifTool)
|
||||
err := engine.Provision(nil)
|
||||
if err != nil {
|
||||
t.Fatalf("expected error but got: %v", err)
|
||||
}
|
||||
|
||||
actualMetadata := map[string]interface{}{}
|
||||
err = engine.ReadMetadata(tc.ctx, zap.NewNop(), tc.inputPath, actualMetadata)
|
||||
if !tc.expectError && err != nil {
|
||||
t.Fatalf("expected no error but got: %v", err)
|
||||
}
|
||||
|
||||
if tc.expectError && err == nil {
|
||||
t.Fatal("expected error but got none")
|
||||
}
|
||||
|
||||
if tc.subset != nil && err == nil {
|
||||
if !tc.expectDiff && !isMapSubset(actualMetadata, tc.subset) {
|
||||
t.Errorf("test: %s: expected: %+v to be a subset of: %+v at path: %s",
|
||||
tc.scenario, tc.subset, actualMetadata, tc.inputPath)
|
||||
} else if tc.expectDiff && isMapSubset(actualMetadata, tc.subset) {
|
||||
t.Errorf("test: %s: expected: %+v to be not be a subset of: %+v at path: %s",
|
||||
tc.scenario, tc.subset, actualMetadata, tc.inputPath)
|
||||
}
|
||||
}
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
func TestExiftool_WriteMetadata(t *testing.T) {
|
||||
for _, tc := range []struct {
|
||||
scenario string
|
||||
ctx context.Context
|
||||
inputPath string
|
||||
newMetadata map[string]interface{}
|
||||
contains map[string]interface{}
|
||||
expectError bool
|
||||
expectDiff bool
|
||||
}{
|
||||
{
|
||||
scenario: "single file success",
|
||||
ctx: context.TODO(),
|
||||
inputPath: "/tests/test/testdata/pdfengines/sample1.pdf",
|
||||
newMetadata: map[string]interface{}{
|
||||
"Producer": "foo",
|
||||
},
|
||||
contains: map[string]interface{}{
|
||||
"Producer": "foo",
|
||||
},
|
||||
expectError: false,
|
||||
expectDiff: false,
|
||||
},
|
||||
{
|
||||
scenario: "single file not same metadata",
|
||||
ctx: context.TODO(),
|
||||
inputPath: "/tests/test/testdata/pdfengines/sample1.pdf",
|
||||
newMetadata: map[string]interface{}{
|
||||
"Producer": "foo",
|
||||
},
|
||||
contains: map[string]interface{}{
|
||||
"Producer": "foobar",
|
||||
},
|
||||
expectError: false,
|
||||
expectDiff: true,
|
||||
},
|
||||
{
|
||||
scenario: "single file unknown type",
|
||||
ctx: context.TODO(),
|
||||
inputPath: "/tests/test/testdata/pdfengines/sample1.pdf",
|
||||
newMetadata: map[string]interface{}{
|
||||
"foo": map[string]string{},
|
||||
},
|
||||
expectError: true,
|
||||
expectDiff: false,
|
||||
},
|
||||
} {
|
||||
t.Run(tc.scenario, func(t *testing.T) {
|
||||
engine := new(ExifTool)
|
||||
err := engine.Provision(nil)
|
||||
if err != nil {
|
||||
t.Fatalf("expected error but got: %v", err)
|
||||
}
|
||||
|
||||
fs := gotenberg.NewFileSystem()
|
||||
outputDir, err := fs.MkdirAll()
|
||||
if err != nil {
|
||||
t.Fatalf("expected error but got: %v", err)
|
||||
}
|
||||
|
||||
defer func() {
|
||||
err = os.RemoveAll(fs.WorkingDirPath())
|
||||
if err != nil {
|
||||
t.Fatalf("expected no error while cleaning up but got: %v", err)
|
||||
}
|
||||
}()
|
||||
|
||||
copyPath := fmt.Sprintf("%s/copy_temp.pdf", outputDir)
|
||||
// open the source file
|
||||
source, err := os.Open(tc.inputPath)
|
||||
if err != nil {
|
||||
t.Fatalf("error in opening file: %v", err)
|
||||
}
|
||||
|
||||
// create the destination file
|
||||
destination, err := os.Create(copyPath)
|
||||
if err != nil {
|
||||
t.Fatalf("error in creating file: %v", err)
|
||||
}
|
||||
|
||||
// copy the contents of source to destination file
|
||||
_, err = io.Copy(destination, source)
|
||||
if err != nil {
|
||||
t.Fatalf("error in copying file: %v", err)
|
||||
}
|
||||
|
||||
err = source.Close()
|
||||
if err != nil {
|
||||
t.Fatalf("error in source file close: %v", err)
|
||||
}
|
||||
err = destination.Close()
|
||||
if err != nil {
|
||||
t.Fatalf("error in destination file close: %v", err)
|
||||
}
|
||||
|
||||
// write metadata to new copy files
|
||||
err = engine.WriteMetadata(tc.ctx, zap.NewNop(), copyPath, tc.newMetadata)
|
||||
if !tc.expectError && err != nil {
|
||||
t.Fatalf("expected no error but got: %v", err)
|
||||
}
|
||||
|
||||
if tc.expectError && err == nil {
|
||||
t.Fatal("expected error but got none")
|
||||
}
|
||||
|
||||
if err == nil {
|
||||
readMetadata := map[string]interface{}{}
|
||||
readErr := engine.ReadMetadata(tc.ctx, zap.NewNop(), copyPath, readMetadata)
|
||||
if tc.contains != nil && readErr == nil {
|
||||
// match metadata
|
||||
if !tc.expectDiff && !isMapSubset(readMetadata, tc.contains) {
|
||||
t.Errorf("test: %s: expected: %+v to be a subset of: %+v at path: %s",
|
||||
tc.scenario, tc.contains, readMetadata, copyPath)
|
||||
} else if tc.expectDiff && isMapSubset(readMetadata, tc.contains) {
|
||||
t.Errorf("test: %s: expected: %+v to be not be a subset of: %+v at path: %s",
|
||||
tc.scenario, tc.contains, readMetadata, copyPath)
|
||||
}
|
||||
}
|
||||
}
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
func isMapSubset(mapSet interface{}, mapSubset interface{}) bool {
|
||||
mapSetValue := reflect.ValueOf(mapSet)
|
||||
mapSubsetValue := reflect.ValueOf(mapSubset)
|
||||
|
||||
if mapSetValue.Kind() != reflect.Map || mapSubsetValue.Kind() != reflect.Map {
|
||||
return false
|
||||
}
|
||||
if reflect.TypeOf(mapSetValue) != reflect.TypeOf(mapSubsetValue) {
|
||||
return false
|
||||
}
|
||||
if len(mapSubsetValue.MapKeys()) == 0 {
|
||||
return true
|
||||
}
|
||||
|
||||
iterMapSubset := mapSubsetValue.MapRange()
|
||||
|
||||
for iterMapSubset.Next() {
|
||||
k := iterMapSubset.Key()
|
||||
v := iterMapSubset.Value()
|
||||
|
||||
v2 := mapSetValue.MapIndex(k)
|
||||
|
||||
if !v2.IsValid() {
|
||||
return false
|
||||
}
|
||||
if isValueKind(v, reflect.Slice) && isValueKind(v2, reflect.Slice) {
|
||||
vSlice := convertSlice(v)
|
||||
v2Slice := convertSlice(v2)
|
||||
if !equal(vSlice, v2Slice) {
|
||||
return false
|
||||
}
|
||||
} else if v.Interface() != v2.Interface() {
|
||||
return false
|
||||
}
|
||||
}
|
||||
|
||||
return true
|
||||
}
|
||||
|
||||
func isValueKind(value reflect.Value, kind reflect.Kind) bool {
|
||||
return reflect.TypeOf(value.Interface()).Kind() == kind
|
||||
}
|
||||
|
||||
func convertSlice(value reflect.Value) []interface{} {
|
||||
slice := make([]interface{}, reflect.ValueOf(value.Interface()).Len())
|
||||
for i := range slice {
|
||||
slice = append(slice, reflect.ValueOf(value.Interface()).Index(i).Interface())
|
||||
}
|
||||
return slice
|
||||
}
|
||||
|
||||
// equal tells whether a and b contain the same elements.
|
||||
// A nil argument is equivalent to an empty slice.
|
||||
func equal(a, b []interface{}) bool {
|
||||
if len(a) != len(b) {
|
||||
return false
|
||||
}
|
||||
for i, v := range a {
|
||||
if v != b[i] {
|
||||
return false
|
||||
}
|
||||
}
|
||||
return true
|
||||
}
|
||||
@@ -71,6 +71,16 @@ func (engine *LibreOfficePdfEngine) Convert(ctx context.Context, logger *zap.Log
|
||||
return fmt.Errorf("convert PDF to '%+v' with LibreOffice: %w", formats, err)
|
||||
}
|
||||
|
||||
// ReadMetadata is not available in this implementation.
|
||||
func (engine *LibreOfficePdfEngine) ReadMetadata(ctx context.Context, logger *zap.Logger, inputPaths string, metadata map[string]interface{}) error {
|
||||
return fmt.Errorf("read PDF metadata with LibreOffice: %w", gotenberg.ErrPdfEngineMethodNotSupported)
|
||||
}
|
||||
|
||||
// WriteMetadata is not available in this implementation.
|
||||
func (engine *LibreOfficePdfEngine) WriteMetadata(ctx context.Context, logger *zap.Logger, inputPaths string, newMetadata map[string]interface{}) error {
|
||||
return fmt.Errorf("write PDF metadata with LibreOffice: %w", gotenberg.ErrPdfEngineMethodNotSupported)
|
||||
}
|
||||
|
||||
// Interface guards.
|
||||
var (
|
||||
_ gotenberg.Module = (*LibreOfficePdfEngine)(nil)
|
||||
|
||||
@@ -166,3 +166,21 @@ func TestLibreOfficePdfEngine_Convert(t *testing.T) {
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
func TestLibreOfficePdfEngine_ReadMetadata(t *testing.T) {
|
||||
engine := new(LibreOfficePdfEngine)
|
||||
err := engine.ReadMetadata(context.Background(), zap.NewNop(), "", nil)
|
||||
|
||||
if !errors.Is(err, gotenberg.ErrPdfEngineMethodNotSupported) {
|
||||
t.Errorf("expected error %v, but got: %v", gotenberg.ErrPdfEngineMethodNotSupported, err)
|
||||
}
|
||||
}
|
||||
|
||||
func TestLibreOfficePdfEngine_WriteMetadata(t *testing.T) {
|
||||
engine := new(LibreOfficePdfEngine)
|
||||
err := engine.WriteMetadata(context.Background(), zap.NewNop(), "", nil)
|
||||
|
||||
if !errors.Is(err, gotenberg.ErrPdfEngineMethodNotSupported) {
|
||||
t.Errorf("expected error %v, but got: %v", gotenberg.ErrPdfEngineMethodNotSupported, err)
|
||||
}
|
||||
}
|
||||
|
||||
@@ -1,6 +1,7 @@
|
||||
package libreoffice
|
||||
|
||||
import (
|
||||
"encoding/json"
|
||||
"errors"
|
||||
"fmt"
|
||||
"net/http"
|
||||
@@ -27,22 +28,33 @@ func convertRoute(libreOffice libreofficeapi.Uno, engine gotenberg.PdfEngine) ap
|
||||
inputPaths []string
|
||||
landscape bool
|
||||
nativePageRanges string
|
||||
exportFormFields bool
|
||||
pdfa string
|
||||
pdfua bool
|
||||
nativePdfFormats bool
|
||||
merge bool
|
||||
exportFormFields bool
|
||||
metadata map[string]interface{}
|
||||
)
|
||||
|
||||
err := ctx.FormData().
|
||||
MandatoryPaths(libreOffice.Extensions(), &inputPaths).
|
||||
Bool("landscape", &landscape, false).
|
||||
String("nativePageRanges", &nativePageRanges, "").
|
||||
Bool("exportFormFields", &exportFormFields, true).
|
||||
String("pdfa", &pdfa, "").
|
||||
Bool("pdfua", &pdfua, false).
|
||||
Bool("nativePdfFormats", &nativePdfFormats, true).
|
||||
Bool("merge", &merge, false).
|
||||
Bool("exportFormFields", &exportFormFields, true).
|
||||
Custom("metadata", func(value string) error {
|
||||
metadata = map[string]interface{}{}
|
||||
if len(value) > 0 {
|
||||
err := json.Unmarshal([]byte(value), &metadata)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
}
|
||||
return nil
|
||||
}).
|
||||
Validate()
|
||||
if err != nil {
|
||||
return fmt.Errorf("validate form data: %w", err)
|
||||
@@ -116,6 +128,14 @@ func convertRoute(libreOffice libreofficeapi.Uno, engine gotenberg.PdfEngine) ap
|
||||
outputPath = convertOutputPath
|
||||
}
|
||||
|
||||
// Writes and potentially overrides metadata entries, if any.
|
||||
if len(metadata) > 0 {
|
||||
err = engine.WriteMetadata(ctx, ctx.Log(), outputPath, metadata)
|
||||
if err != nil {
|
||||
return fmt.Errorf("write metadata failure: %w", err)
|
||||
}
|
||||
}
|
||||
|
||||
// Last but not least, add the output path to the context so that
|
||||
// the API is able to send it as a response to the client.
|
||||
err = ctx.AddOutputPaths(outputPath)
|
||||
@@ -160,6 +180,16 @@ func convertRoute(libreOffice libreofficeapi.Uno, engine gotenberg.PdfEngine) ap
|
||||
}
|
||||
}
|
||||
|
||||
// Writes and potentially overrides metadata entries, if any.
|
||||
if len(metadata) > 0 {
|
||||
for _, outputPath := range outputPaths {
|
||||
err = engine.WriteMetadata(ctx, ctx.Log(), outputPath, metadata)
|
||||
if err != nil {
|
||||
return fmt.Errorf("write metadata: %w", err)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// Last but not least, add the output paths to the context so that
|
||||
// the API is able to send them as a response to the client.
|
||||
err = ctx.AddOutputPaths(outputPaths...)
|
||||
|
||||
@@ -546,6 +546,315 @@ func TestConvertRoute(t *testing.T) {
|
||||
expectHttpError: false,
|
||||
expectOutputPathsCount: 1,
|
||||
},
|
||||
{
|
||||
scenario: "success with metadata (single file)",
|
||||
ctx: func() *api.ContextMock {
|
||||
ctx := &api.ContextMock{Context: new(api.Context)}
|
||||
ctx.SetFiles(map[string]string{
|
||||
"document.docx": "/document.docx",
|
||||
})
|
||||
ctx.SetValues(map[string][]string{
|
||||
"metadata": {
|
||||
"{\"Creator\": \"foo\", \"Producer\": \"bar\" }",
|
||||
},
|
||||
})
|
||||
return ctx
|
||||
}(),
|
||||
libreOffice: &libreofficeapi.ApiMock{
|
||||
PdfMock: func(ctx context.Context, logger *zap.Logger, inputPath, outputPath string, options libreofficeapi.Options) error {
|
||||
return nil
|
||||
},
|
||||
ExtensionsMock: func() []string {
|
||||
return []string{".docx"}
|
||||
},
|
||||
},
|
||||
engine: &gotenberg.PdfEngineMock{
|
||||
ConvertMock: func(ctx context.Context, logger *zap.Logger, formats gotenberg.PdfFormats, inputPath, outputPath string) error {
|
||||
return nil
|
||||
},
|
||||
WriteMetadataMock: func(ctx context.Context, logger *zap.Logger, inputPath string, newMetadata map[string]interface{}) error {
|
||||
return nil
|
||||
},
|
||||
},
|
||||
expectError: false,
|
||||
expectHttpError: false,
|
||||
expectOutputPathsCount: 1,
|
||||
},
|
||||
{
|
||||
scenario: "success with metadata (many files)",
|
||||
ctx: func() *api.ContextMock {
|
||||
ctx := &api.ContextMock{Context: new(api.Context)}
|
||||
ctx.SetFiles(map[string]string{
|
||||
"document.docx": "/document.docx",
|
||||
"document2.docx": "/document2.docx",
|
||||
})
|
||||
ctx.SetValues(map[string][]string{
|
||||
"metadata": {
|
||||
"{\"Creator\": \"foo\", \"Producer\": \"bar\" }",
|
||||
},
|
||||
})
|
||||
return ctx
|
||||
}(),
|
||||
libreOffice: &libreofficeapi.ApiMock{
|
||||
PdfMock: func(ctx context.Context, logger *zap.Logger, inputPath, outputPath string, options libreofficeapi.Options) error {
|
||||
return nil
|
||||
},
|
||||
ExtensionsMock: func() []string {
|
||||
return []string{".docx"}
|
||||
},
|
||||
},
|
||||
engine: &gotenberg.PdfEngineMock{
|
||||
ConvertMock: func(ctx context.Context, logger *zap.Logger, formats gotenberg.PdfFormats, inputPath, outputPath string) error {
|
||||
return nil
|
||||
},
|
||||
WriteMetadataMock: func(ctx context.Context, logger *zap.Logger, inputPath string, newMetadata map[string]interface{}) error {
|
||||
return nil
|
||||
},
|
||||
},
|
||||
expectError: false,
|
||||
expectHttpError: false,
|
||||
expectOutputPathsCount: 2,
|
||||
},
|
||||
{
|
||||
scenario: "error with metadata (single file)",
|
||||
ctx: func() *api.ContextMock {
|
||||
ctx := &api.ContextMock{Context: new(api.Context)}
|
||||
ctx.SetFiles(map[string]string{
|
||||
"document.docx": "/document.docx",
|
||||
})
|
||||
ctx.SetValues(map[string][]string{
|
||||
"metadata": {
|
||||
// invalid json
|
||||
"{\"Creator\"",
|
||||
},
|
||||
})
|
||||
return ctx
|
||||
}(),
|
||||
libreOffice: &libreofficeapi.ApiMock{
|
||||
PdfMock: func(ctx context.Context, logger *zap.Logger, inputPath, outputPath string, options libreofficeapi.Options) error {
|
||||
return nil
|
||||
},
|
||||
ExtensionsMock: func() []string {
|
||||
return []string{".docx"}
|
||||
},
|
||||
},
|
||||
expectError: true,
|
||||
expectHttpError: true,
|
||||
expectHttpStatus: http.StatusBadRequest,
|
||||
expectOutputPathsCount: 0,
|
||||
},
|
||||
{
|
||||
scenario: "error with metadata (many files)",
|
||||
ctx: func() *api.ContextMock {
|
||||
ctx := &api.ContextMock{Context: new(api.Context)}
|
||||
ctx.SetFiles(map[string]string{
|
||||
"document.docx": "/document.docx",
|
||||
"document2.docx": "/document2.docx",
|
||||
})
|
||||
ctx.SetValues(map[string][]string{
|
||||
"metadata": {
|
||||
// invalid json
|
||||
"{\"Creator\"",
|
||||
},
|
||||
})
|
||||
return ctx
|
||||
}(),
|
||||
libreOffice: &libreofficeapi.ApiMock{
|
||||
PdfMock: func(ctx context.Context, logger *zap.Logger, inputPath, outputPath string, options libreofficeapi.Options) error {
|
||||
return nil
|
||||
},
|
||||
ExtensionsMock: func() []string {
|
||||
return []string{".docx"}
|
||||
},
|
||||
},
|
||||
expectError: true,
|
||||
expectHttpError: true,
|
||||
expectHttpStatus: http.StatusBadRequest,
|
||||
expectOutputPathsCount: 0,
|
||||
},
|
||||
{
|
||||
scenario: "error with metadata write failure (single file)",
|
||||
ctx: func() *api.ContextMock {
|
||||
ctx := &api.ContextMock{Context: new(api.Context)}
|
||||
ctx.SetFiles(map[string]string{
|
||||
"document.docx": "/document.docx",
|
||||
})
|
||||
ctx.SetValues(map[string][]string{
|
||||
"metadata": {
|
||||
"{\"Creator\": \"foo\", \"Producer\": \"bar\" }",
|
||||
},
|
||||
})
|
||||
return ctx
|
||||
}(),
|
||||
libreOffice: &libreofficeapi.ApiMock{
|
||||
PdfMock: func(ctx context.Context, logger *zap.Logger, inputPath, outputPath string, options libreofficeapi.Options) error {
|
||||
return nil
|
||||
},
|
||||
ExtensionsMock: func() []string {
|
||||
return []string{".docx"}
|
||||
},
|
||||
},
|
||||
engine: &gotenberg.PdfEngineMock{
|
||||
ConvertMock: func(ctx context.Context, logger *zap.Logger, formats gotenberg.PdfFormats, inputPath, outputPath string) error {
|
||||
return nil
|
||||
},
|
||||
WriteMetadataMock: func(ctx context.Context, logger *zap.Logger, inputPath string, newMetadata map[string]interface{}) error {
|
||||
return errors.New("foo")
|
||||
},
|
||||
},
|
||||
expectError: true,
|
||||
expectHttpError: false,
|
||||
expectOutputPathsCount: 0,
|
||||
},
|
||||
{
|
||||
scenario: "error with metadata write failure (many files)",
|
||||
ctx: func() *api.ContextMock {
|
||||
ctx := &api.ContextMock{Context: new(api.Context)}
|
||||
ctx.SetFiles(map[string]string{
|
||||
"document.docx": "/document.docx",
|
||||
"document2.docx": "/document2.docx",
|
||||
})
|
||||
ctx.SetValues(map[string][]string{
|
||||
"metadata": {
|
||||
"{\"Creator\": \"foo\", \"Producer\": \"bar\" }",
|
||||
},
|
||||
})
|
||||
return ctx
|
||||
}(),
|
||||
libreOffice: &libreofficeapi.ApiMock{
|
||||
PdfMock: func(ctx context.Context, logger *zap.Logger, inputPath, outputPath string, options libreofficeapi.Options) error {
|
||||
return nil
|
||||
},
|
||||
ExtensionsMock: func() []string {
|
||||
return []string{".docx"}
|
||||
},
|
||||
},
|
||||
engine: &gotenberg.PdfEngineMock{
|
||||
ConvertMock: func(ctx context.Context, logger *zap.Logger, formats gotenberg.PdfFormats, inputPath, outputPath string) error {
|
||||
return nil
|
||||
},
|
||||
WriteMetadataMock: func(ctx context.Context, logger *zap.Logger, inputPath string, newMetadata map[string]interface{}) error {
|
||||
return errors.New("foo")
|
||||
},
|
||||
},
|
||||
expectError: true,
|
||||
expectHttpError: false,
|
||||
expectOutputPathsCount: 0,
|
||||
},
|
||||
{
|
||||
scenario: "success merge with metadata",
|
||||
ctx: func() *api.ContextMock {
|
||||
ctx := &api.ContextMock{Context: new(api.Context)}
|
||||
ctx.SetFiles(map[string]string{
|
||||
"document.docx": "/document.docx",
|
||||
"document2.docx": "/document2.docx",
|
||||
})
|
||||
ctx.SetValues(map[string][]string{
|
||||
"merge": {
|
||||
"true",
|
||||
},
|
||||
"metadata": {
|
||||
"{\"Creator\": \"foo\", \"Producer\": \"bar\" }",
|
||||
},
|
||||
})
|
||||
return ctx
|
||||
}(),
|
||||
libreOffice: &libreofficeapi.ApiMock{
|
||||
PdfMock: func(ctx context.Context, logger *zap.Logger, inputPath, outputPath string, options libreofficeapi.Options) error {
|
||||
return nil
|
||||
},
|
||||
ExtensionsMock: func() []string {
|
||||
return []string{".docx"}
|
||||
},
|
||||
},
|
||||
engine: &gotenberg.PdfEngineMock{
|
||||
MergeMock: func(ctx context.Context, logger *zap.Logger, inputPaths []string, outputPath string) error {
|
||||
return nil
|
||||
},
|
||||
ConvertMock: func(ctx context.Context, logger *zap.Logger, formats gotenberg.PdfFormats, inputPath, outputPath string) error {
|
||||
return nil
|
||||
},
|
||||
WriteMetadataMock: func(ctx context.Context, logger *zap.Logger, inputPath string, newMetadata map[string]interface{}) error {
|
||||
return nil
|
||||
},
|
||||
},
|
||||
expectError: false,
|
||||
expectHttpError: false,
|
||||
expectOutputPathsCount: 1,
|
||||
},
|
||||
{
|
||||
scenario: "error merge with metadata",
|
||||
ctx: func() *api.ContextMock {
|
||||
ctx := &api.ContextMock{Context: new(api.Context)}
|
||||
ctx.SetFiles(map[string]string{
|
||||
"document.docx": "/document.docx",
|
||||
"document2.docx": "/document2.docx",
|
||||
})
|
||||
ctx.SetValues(map[string][]string{
|
||||
"merge": {
|
||||
"true",
|
||||
},
|
||||
"metadata": {
|
||||
// invalid json
|
||||
"{\"Creator",
|
||||
},
|
||||
})
|
||||
return ctx
|
||||
}(),
|
||||
libreOffice: &libreofficeapi.ApiMock{
|
||||
PdfMock: func(ctx context.Context, logger *zap.Logger, inputPath, outputPath string, options libreofficeapi.Options) error {
|
||||
return nil
|
||||
},
|
||||
ExtensionsMock: func() []string {
|
||||
return []string{".docx"}
|
||||
},
|
||||
},
|
||||
expectError: true,
|
||||
expectHttpError: true,
|
||||
expectHttpStatus: http.StatusBadRequest,
|
||||
expectOutputPathsCount: 0,
|
||||
},
|
||||
{
|
||||
scenario: "error merge with metadata write failure",
|
||||
ctx: func() *api.ContextMock {
|
||||
ctx := &api.ContextMock{Context: new(api.Context)}
|
||||
ctx.SetFiles(map[string]string{
|
||||
"document.docx": "/document.docx",
|
||||
"document2.docx": "/document2.docx",
|
||||
})
|
||||
ctx.SetValues(map[string][]string{
|
||||
"merge": {
|
||||
"true",
|
||||
},
|
||||
"metadata": {
|
||||
"{\"Creator\": \"foo\", \"Producer\": \"bar\" }",
|
||||
},
|
||||
})
|
||||
return ctx
|
||||
}(),
|
||||
libreOffice: &libreofficeapi.ApiMock{
|
||||
PdfMock: func(ctx context.Context, logger *zap.Logger, inputPath, outputPath string, options libreofficeapi.Options) error {
|
||||
return nil
|
||||
},
|
||||
ExtensionsMock: func() []string {
|
||||
return []string{".docx"}
|
||||
},
|
||||
},
|
||||
engine: &gotenberg.PdfEngineMock{
|
||||
MergeMock: func(ctx context.Context, logger *zap.Logger, inputPaths []string, outputPath string) error {
|
||||
return nil
|
||||
},
|
||||
ConvertMock: func(ctx context.Context, logger *zap.Logger, formats gotenberg.PdfFormats, inputPath, outputPath string) error {
|
||||
return nil
|
||||
},
|
||||
WriteMetadataMock: func(ctx context.Context, logger *zap.Logger, inputPath string, newMetadata map[string]interface{}) error {
|
||||
return errors.New("foo")
|
||||
},
|
||||
},
|
||||
expectError: true,
|
||||
expectHttpError: false,
|
||||
expectOutputPathsCount: 0,
|
||||
},
|
||||
} {
|
||||
t.Run(tc.scenario, func(t *testing.T) {
|
||||
tc.ctx.SetLogger(zap.NewNop())
|
||||
|
||||
@@ -54,6 +54,16 @@ func (engine *PdfCpu) Convert(ctx context.Context, logger *zap.Logger, formats g
|
||||
return fmt.Errorf("convert PDF to '%+v' with PDFcpu: %w", formats, gotenberg.ErrPdfEngineMethodNotSupported)
|
||||
}
|
||||
|
||||
// ReadMetadata is not available in this implementation.
|
||||
func (engine *PdfCpu) ReadMetadata(ctx context.Context, logger *zap.Logger, inputPaths string, metadata map[string]interface{}) error {
|
||||
return fmt.Errorf("read PDF metadata with PDFcpu: %w", gotenberg.ErrPdfEngineMethodNotSupported)
|
||||
}
|
||||
|
||||
// WriteMetadata is not available in this implementation.
|
||||
func (engine *PdfCpu) WriteMetadata(ctx context.Context, logger *zap.Logger, inputPaths string, newMetadata map[string]interface{}) error {
|
||||
return fmt.Errorf("write PDF metadata with PDFcpu: %w", gotenberg.ErrPdfEngineMethodNotSupported)
|
||||
}
|
||||
|
||||
// Interface guards.
|
||||
var (
|
||||
_ gotenberg.Module = (*PdfCpu)(nil)
|
||||
|
||||
@@ -102,3 +102,21 @@ func TestPdfCpu_Convert(t *testing.T) {
|
||||
t.Errorf("expected error %v, but got: %v", gotenberg.ErrPdfEngineMethodNotSupported, err)
|
||||
}
|
||||
}
|
||||
|
||||
func TestLibreOfficePdfEngine_ReadMetadata(t *testing.T) {
|
||||
engine := new(PdfCpu)
|
||||
err := engine.ReadMetadata(context.Background(), zap.NewNop(), "", nil)
|
||||
|
||||
if !errors.Is(err, gotenberg.ErrPdfEngineMethodNotSupported) {
|
||||
t.Errorf("expected error %v, but got: %v", gotenberg.ErrPdfEngineMethodNotSupported, err)
|
||||
}
|
||||
}
|
||||
|
||||
func TestLibreOfficePdfEngine_WriteMetadata(t *testing.T) {
|
||||
engine := new(PdfCpu)
|
||||
err := engine.WriteMetadata(context.Background(), zap.NewNop(), "", nil)
|
||||
|
||||
if !errors.Is(err, gotenberg.ErrPdfEngineMethodNotSupported) {
|
||||
t.Errorf("expected error %v, but got: %v", gotenberg.ErrPdfEngineMethodNotSupported, err)
|
||||
}
|
||||
}
|
||||
|
||||
@@ -70,6 +70,52 @@ func (multi *multiPdfEngines) Convert(ctx context.Context, logger *zap.Logger, f
|
||||
return fmt.Errorf("convert PDF to '%+v' with multi PDF engines: %w", formats, err)
|
||||
}
|
||||
|
||||
func (multi *multiPdfEngines) ReadMetadata(ctx context.Context, logger *zap.Logger, inputPaths string, metadata map[string]interface{}) error {
|
||||
var err error
|
||||
errChan := make(chan error, 1)
|
||||
|
||||
for _, engine := range multi.engines {
|
||||
go func(engine gotenberg.PdfEngine) {
|
||||
errChan <- engine.ReadMetadata(ctx, logger, inputPaths, metadata)
|
||||
}(engine)
|
||||
|
||||
select {
|
||||
case readMetadataErr := <-errChan:
|
||||
errored := multierr.AppendInto(&err, readMetadataErr)
|
||||
if !errored {
|
||||
return nil
|
||||
}
|
||||
case <-ctx.Done():
|
||||
return ctx.Err()
|
||||
}
|
||||
}
|
||||
|
||||
return fmt.Errorf("read PDF metadata with multi PDF engines: %w", err)
|
||||
}
|
||||
|
||||
func (multi *multiPdfEngines) WriteMetadata(ctx context.Context, logger *zap.Logger, inputPaths string, newMetadata map[string]interface{}) error {
|
||||
var err error
|
||||
errChan := make(chan error, 1)
|
||||
|
||||
for _, engine := range multi.engines {
|
||||
go func(engine gotenberg.PdfEngine) {
|
||||
errChan <- engine.WriteMetadata(ctx, logger, inputPaths, newMetadata)
|
||||
}(engine)
|
||||
|
||||
select {
|
||||
case writeMetadataErr := <-errChan:
|
||||
errored := multierr.AppendInto(&err, writeMetadataErr)
|
||||
if !errored {
|
||||
return nil
|
||||
}
|
||||
case <-ctx.Done():
|
||||
return ctx.Err()
|
||||
}
|
||||
}
|
||||
|
||||
return fmt.Errorf("write PDF metadata with multi PDF engines: %w", err)
|
||||
}
|
||||
|
||||
// Interface guards.
|
||||
var (
|
||||
_ gotenberg.PdfEngine = (*multiPdfEngines)(nil)
|
||||
|
||||
@@ -177,3 +177,169 @@ func TestMultiPdfEngines_Convert(t *testing.T) {
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
func TestMultiPdfEngines_ReadMetadata(t *testing.T) {
|
||||
for _, tc := range []struct {
|
||||
scenario string
|
||||
engine *multiPdfEngines
|
||||
ctx context.Context
|
||||
expectError bool
|
||||
}{
|
||||
{
|
||||
scenario: "nominal behavior",
|
||||
engine: newMultiPdfEngines(
|
||||
&gotenberg.PdfEngineMock{
|
||||
ReadMetadataMock: func(ctx context.Context, logger *zap.Logger, inputPath string, metadata map[string]interface{}) error {
|
||||
return nil
|
||||
},
|
||||
},
|
||||
),
|
||||
ctx: context.Background(),
|
||||
},
|
||||
{
|
||||
scenario: "at least one engine does not return an error",
|
||||
engine: newMultiPdfEngines(
|
||||
&gotenberg.PdfEngineMock{
|
||||
ReadMetadataMock: func(ctx context.Context, logger *zap.Logger, inputPath string, metadata map[string]interface{}) error {
|
||||
return errors.New("foo")
|
||||
},
|
||||
},
|
||||
&gotenberg.PdfEngineMock{
|
||||
ReadMetadataMock: func(ctx context.Context, logger *zap.Logger, inputPath string, metadata map[string]interface{}) error {
|
||||
return nil
|
||||
},
|
||||
},
|
||||
),
|
||||
ctx: context.Background(),
|
||||
},
|
||||
{
|
||||
scenario: "all engines return an error",
|
||||
engine: newMultiPdfEngines(
|
||||
&gotenberg.PdfEngineMock{
|
||||
ReadMetadataMock: func(ctx context.Context, logger *zap.Logger, inputPath string, metadata map[string]interface{}) error {
|
||||
return errors.New("foo")
|
||||
},
|
||||
},
|
||||
&gotenberg.PdfEngineMock{
|
||||
ReadMetadataMock: func(ctx context.Context, logger *zap.Logger, inputPath string, metadata map[string]interface{}) error {
|
||||
return errors.New("foo")
|
||||
},
|
||||
},
|
||||
),
|
||||
ctx: context.Background(),
|
||||
expectError: true,
|
||||
},
|
||||
{
|
||||
scenario: "context expired",
|
||||
engine: newMultiPdfEngines(
|
||||
&gotenberg.PdfEngineMock{
|
||||
ReadMetadataMock: func(ctx context.Context, logger *zap.Logger, inputPath string, metadata map[string]interface{}) error {
|
||||
return nil
|
||||
},
|
||||
},
|
||||
),
|
||||
ctx: func() context.Context {
|
||||
ctx, cancel := context.WithCancel(context.Background())
|
||||
cancel()
|
||||
|
||||
return ctx
|
||||
}(),
|
||||
expectError: true,
|
||||
},
|
||||
} {
|
||||
t.Run(tc.scenario, func(t *testing.T) {
|
||||
err := tc.engine.ReadMetadata(tc.ctx, zap.NewNop(), "", nil)
|
||||
|
||||
if !tc.expectError && err != nil {
|
||||
t.Fatalf("expected no error but got: %v", err)
|
||||
}
|
||||
|
||||
if tc.expectError && err == nil {
|
||||
t.Fatal("expected error but got none")
|
||||
}
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
func TestMultiPdfEngines_WriteMetadata(t *testing.T) {
|
||||
for _, tc := range []struct {
|
||||
scenario string
|
||||
engine *multiPdfEngines
|
||||
ctx context.Context
|
||||
expectError bool
|
||||
}{
|
||||
{
|
||||
scenario: "nominal behavior",
|
||||
engine: newMultiPdfEngines(
|
||||
&gotenberg.PdfEngineMock{
|
||||
WriteMetadataMock: func(ctx context.Context, logger *zap.Logger, inputPath string, newMetadata map[string]interface{}) error {
|
||||
return nil
|
||||
},
|
||||
},
|
||||
),
|
||||
ctx: context.Background(),
|
||||
},
|
||||
{
|
||||
scenario: "at least one engine does not return an error",
|
||||
engine: newMultiPdfEngines(
|
||||
&gotenberg.PdfEngineMock{
|
||||
WriteMetadataMock: func(ctx context.Context, logger *zap.Logger, inputPath string, newMetadata map[string]interface{}) error {
|
||||
return errors.New("foo")
|
||||
},
|
||||
},
|
||||
&gotenberg.PdfEngineMock{
|
||||
WriteMetadataMock: func(ctx context.Context, logger *zap.Logger, inputPath string, newMetadata map[string]interface{}) error {
|
||||
return nil
|
||||
},
|
||||
},
|
||||
),
|
||||
ctx: context.Background(),
|
||||
},
|
||||
{
|
||||
scenario: "all engines return an error",
|
||||
engine: newMultiPdfEngines(
|
||||
&gotenberg.PdfEngineMock{
|
||||
WriteMetadataMock: func(ctx context.Context, logger *zap.Logger, inputPath string, newMetadata map[string]interface{}) error {
|
||||
return errors.New("foo")
|
||||
},
|
||||
},
|
||||
&gotenberg.PdfEngineMock{
|
||||
WriteMetadataMock: func(ctx context.Context, logger *zap.Logger, inputPath string, newMetadata map[string]interface{}) error {
|
||||
return errors.New("foo")
|
||||
},
|
||||
},
|
||||
),
|
||||
ctx: context.Background(),
|
||||
expectError: true,
|
||||
},
|
||||
{
|
||||
scenario: "context expired",
|
||||
engine: newMultiPdfEngines(
|
||||
&gotenberg.PdfEngineMock{
|
||||
WriteMetadataMock: func(ctx context.Context, logger *zap.Logger, inputPath string, newMetadata map[string]interface{}) error {
|
||||
return nil
|
||||
},
|
||||
},
|
||||
),
|
||||
ctx: func() context.Context {
|
||||
ctx, cancel := context.WithCancel(context.Background())
|
||||
cancel()
|
||||
|
||||
return ctx
|
||||
}(),
|
||||
expectError: true,
|
||||
},
|
||||
} {
|
||||
t.Run(tc.scenario, func(t *testing.T) {
|
||||
err := tc.engine.WriteMetadata(tc.ctx, zap.NewNop(), "", nil)
|
||||
|
||||
if !tc.expectError && err != nil {
|
||||
t.Fatalf("expected no error but got: %v", err)
|
||||
}
|
||||
|
||||
if tc.expectError && err == nil {
|
||||
t.Fatal("expected error but got none")
|
||||
}
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
@@ -75,6 +75,16 @@ func (engine *PdfTk) Convert(ctx context.Context, logger *zap.Logger, formats go
|
||||
return fmt.Errorf("convert PDF to '%+v' with PDFtk: %w", formats, gotenberg.ErrPdfEngineMethodNotSupported)
|
||||
}
|
||||
|
||||
// ReadMetadata is not available in this implementation.
|
||||
func (engine *PdfTk) ReadMetadata(ctx context.Context, logger *zap.Logger, inputPaths string, metadata map[string]interface{}) error {
|
||||
return fmt.Errorf("read PDF metadata with PDFtk: %w", gotenberg.ErrPdfEngineMethodNotSupported)
|
||||
}
|
||||
|
||||
// WriteMetadata is not available in this implementation.
|
||||
func (engine *PdfTk) WriteMetadata(ctx context.Context, logger *zap.Logger, inputPaths string, newMetadata map[string]interface{}) error {
|
||||
return fmt.Errorf("write PDF metadata with PDFtk: %w", gotenberg.ErrPdfEngineMethodNotSupported)
|
||||
}
|
||||
|
||||
// Interface guards.
|
||||
var (
|
||||
_ gotenberg.Module = (*PdfTk)(nil)
|
||||
|
||||
@@ -148,3 +148,21 @@ func TestPdfTk_Convert(t *testing.T) {
|
||||
t.Errorf("expected error %v, but got: %v", gotenberg.ErrPdfEngineMethodNotSupported, err)
|
||||
}
|
||||
}
|
||||
|
||||
func TestLibreOfficePdfEngine_ReadMetadata(t *testing.T) {
|
||||
engine := new(PdfTk)
|
||||
err := engine.ReadMetadata(context.Background(), zap.NewNop(), "", nil)
|
||||
|
||||
if !errors.Is(err, gotenberg.ErrPdfEngineMethodNotSupported) {
|
||||
t.Errorf("expected error %v, but got: %v", gotenberg.ErrPdfEngineMethodNotSupported, err)
|
||||
}
|
||||
}
|
||||
|
||||
func TestLibreOfficePdfEngine_WriteMetadata(t *testing.T) {
|
||||
engine := new(PdfTk)
|
||||
err := engine.WriteMetadata(context.Background(), zap.NewNop(), "", nil)
|
||||
|
||||
if !errors.Is(err, gotenberg.ErrPdfEngineMethodNotSupported) {
|
||||
t.Errorf("expected error %v, but got: %v", gotenberg.ErrPdfEngineMethodNotSupported, err)
|
||||
}
|
||||
}
|
||||
|
||||
@@ -77,6 +77,16 @@ func (engine *QPdf) Convert(ctx context.Context, logger *zap.Logger, formats got
|
||||
return fmt.Errorf("convert PDF to '%+v' with QPDF: %w", formats, gotenberg.ErrPdfEngineMethodNotSupported)
|
||||
}
|
||||
|
||||
// ReadMetadata is not available in this implementation.
|
||||
func (engine *QPdf) ReadMetadata(ctx context.Context, logger *zap.Logger, inputPaths string, metadata map[string]interface{}) error {
|
||||
return fmt.Errorf("read PDF metadata with QPDF: %w", gotenberg.ErrPdfEngineMethodNotSupported)
|
||||
}
|
||||
|
||||
// WriteMetadata is not available in this implementation.
|
||||
func (engine *QPdf) WriteMetadata(ctx context.Context, logger *zap.Logger, inputPaths string, newMetadata map[string]interface{}) error {
|
||||
return fmt.Errorf("write PDF metadata with QPDF: %w", gotenberg.ErrPdfEngineMethodNotSupported)
|
||||
}
|
||||
|
||||
var (
|
||||
_ gotenberg.Module = (*QPdf)(nil)
|
||||
_ gotenberg.Provisioner = (*QPdf)(nil)
|
||||
|
||||
@@ -148,3 +148,21 @@ func TestQPdf_Convert(t *testing.T) {
|
||||
t.Errorf("expected error %v, but got: %v", gotenberg.ErrPdfEngineMethodNotSupported, err)
|
||||
}
|
||||
}
|
||||
|
||||
func TestLibreOfficePdfEngine_ReadMetadata(t *testing.T) {
|
||||
engine := new(QPdf)
|
||||
err := engine.ReadMetadata(context.Background(), zap.NewNop(), "", nil)
|
||||
|
||||
if !errors.Is(err, gotenberg.ErrPdfEngineMethodNotSupported) {
|
||||
t.Errorf("expected error %v, but got: %v", gotenberg.ErrPdfEngineMethodNotSupported, err)
|
||||
}
|
||||
}
|
||||
|
||||
func TestLibreOfficePdfEngine_WriteMetadata(t *testing.T) {
|
||||
engine := new(QPdf)
|
||||
err := engine.WriteMetadata(context.Background(), zap.NewNop(), "", nil)
|
||||
|
||||
if !errors.Is(err, gotenberg.ErrPdfEngineMethodNotSupported) {
|
||||
t.Errorf("expected error %v, but got: %v", gotenberg.ErrPdfEngineMethodNotSupported, err)
|
||||
}
|
||||
}
|
||||
|
||||
@@ -4,6 +4,7 @@ import (
|
||||
// Standard Gotenberg modules.
|
||||
_ "github.com/gotenberg/gotenberg/v8/pkg/modules/api"
|
||||
_ "github.com/gotenberg/gotenberg/v8/pkg/modules/chromium"
|
||||
_ "github.com/gotenberg/gotenberg/v8/pkg/modules/exiftool"
|
||||
_ "github.com/gotenberg/gotenberg/v8/pkg/modules/libreoffice"
|
||||
_ "github.com/gotenberg/gotenberg/v8/pkg/modules/libreoffice/api"
|
||||
_ "github.com/gotenberg/gotenberg/v8/pkg/modules/libreoffice/pdfengine"
|
||||
|
||||
Reference in New Issue
Block a user