feat(academy): add PDF certificate generation and download endpoint
Add gofpdf-based certificate PDF generation for the Compliance Academy. Landscape A4 certificates with company branding, course details, and verification URL. New route: GET /sdk/v1/academy/certificates/:id/pdf Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
Benjamin Boenisch
@@ -479,6 +479,7 @@ func main() {
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// Certificates
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academyRoutes.GET("/certificates/:id", academyHandlers.GetCertificate)
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academyRoutes.GET("/certificates/:id/pdf", academyHandlers.DownloadCertificatePDF)
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academyRoutes.POST("/enrollments/:id/certificate", academyHandlers.GenerateCertificate)
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// Quiz
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@@ -5,49 +5,38 @@ go 1.24.0
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require (
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github.com/gin-contrib/cors v1.7.6
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github.com/gin-gonic/gin v1.10.1
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github.com/golang-jwt/jwt/v5 v5.3.1
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github.com/google/uuid v1.6.0
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github.com/jackc/pgx/v5 v5.5.3
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github.com/joho/godotenv v1.5.1
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github.com/jung-kurt/gofpdf v1.16.2
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github.com/xuri/excelize/v2 v2.9.1
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gopkg.in/yaml.v3 v3.0.1
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)
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require (
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github.com/boombuler/barcode v1.0.1 // indirect
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github.com/bytedance/sonic v1.13.3 // indirect
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github.com/bytedance/sonic/loader v0.2.4 // indirect
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github.com/cloudwego/base64x v0.1.5 // indirect
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github.com/f-amaral/go-async v0.3.0 // indirect
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github.com/gabriel-vasile/mimetype v1.4.9 // indirect
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github.com/gin-contrib/sse v1.1.0 // indirect
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github.com/go-playground/locales v0.14.1 // indirect
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github.com/go-playground/universal-translator v0.18.1 // indirect
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github.com/go-playground/validator/v10 v10.26.0 // indirect
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github.com/goccy/go-json v0.10.5 // indirect
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github.com/golang-jwt/jwt/v5 v5.3.1 // indirect
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github.com/hhrutter/lzw v1.0.0 // indirect
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github.com/hhrutter/tiff v1.0.1 // indirect
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github.com/jackc/pgpassfile v1.0.0 // indirect
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github.com/jackc/pgservicefile v0.0.0-20221227161230-091c0ba34f0a // indirect
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github.com/jackc/puddle/v2 v2.2.1 // indirect
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github.com/johnfercher/go-tree v1.0.5 // indirect
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github.com/johnfercher/maroto/v2 v2.3.3 // indirect
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github.com/json-iterator/go v1.1.12 // indirect
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github.com/jung-kurt/gofpdf v1.16.2 // indirect
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github.com/klauspost/cpuid/v2 v2.2.10 // indirect
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github.com/kr/text v0.2.0 // indirect
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github.com/leodido/go-urn v1.4.0 // indirect
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github.com/mattn/go-isatty v0.0.20 // indirect
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github.com/mattn/go-runewidth v0.0.15 // indirect
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github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
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github.com/modern-go/reflect2 v1.0.2 // indirect
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github.com/pdfcpu/pdfcpu v0.6.0 // indirect
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github.com/pelletier/go-toml/v2 v2.2.4 // indirect
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github.com/phpdave11/gofpdf v1.4.3 // indirect
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github.com/pkg/errors v0.9.1 // indirect
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github.com/richardlehane/mscfb v1.0.4 // indirect
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github.com/richardlehane/msoleps v1.0.4 // indirect
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github.com/rivo/uniseg v0.4.4 // indirect
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github.com/rogpeppe/go-internal v1.14.1 // indirect
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github.com/tiendc/go-deepcopy v1.7.1 // indirect
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github.com/twitchyliquid64/golang-asm v0.15.1 // indirect
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@@ -56,11 +45,9 @@ require (
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github.com/xuri/nfp v0.0.2-0.20250530014748-2ddeb826f9a9 // indirect
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golang.org/x/arch v0.18.0 // indirect
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golang.org/x/crypto v0.43.0 // indirect
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golang.org/x/image v0.25.0 // indirect
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golang.org/x/net v0.46.0 // indirect
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golang.org/x/sync v0.17.0 // indirect
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golang.org/x/sys v0.37.0 // indirect
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golang.org/x/text v0.30.0 // indirect
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google.golang.org/protobuf v1.36.6 // indirect
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gopkg.in/yaml.v2 v2.4.0 // indirect
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)
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@@ -1,6 +1,4 @@
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github.com/boombuler/barcode v1.0.0/go.mod h1:paBWMcWSl3LHKBqUq+rly7CNSldXjb2rDl3JlRe0mD8=
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github.com/boombuler/barcode v1.0.1 h1:NDBbPmhS+EqABEs5Kg3n/5ZNjy73Pz7SIV+KCeqyXcs=
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github.com/boombuler/barcode v1.0.1/go.mod h1:paBWMcWSl3LHKBqUq+rly7CNSldXjb2rDl3JlRe0mD8=
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github.com/bytedance/sonic v1.13.3 h1:MS8gmaH16Gtirygw7jV91pDCN33NyMrPbN7qiYhEsF0=
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github.com/bytedance/sonic v1.13.3/go.mod h1:o68xyaF9u2gvVBuGHPlUVCy+ZfmNNO5ETf1+KgkJhz4=
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github.com/bytedance/sonic/loader v0.1.1/go.mod h1:ncP89zfokxS5LZrJxl5z0UJcsk4M4yY2JpfqGeCtNLU=
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@@ -13,8 +11,6 @@ github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ3
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github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
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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=
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github.com/f-amaral/go-async v0.3.0 h1:h4kLsX7aKfdWaHvV0lf+/EE3OIeCzyeDYJDb/vDZUyg=
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github.com/f-amaral/go-async v0.3.0/go.mod h1:Hz5Qr6DAWpbTTUjytnrg1WIsDgS7NtOei5y8SipYS7U=
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github.com/gabriel-vasile/mimetype v1.4.9 h1:5k+WDwEsD9eTLL8Tz3L0VnmVh9QxGjRmjBvAG7U/oYY=
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github.com/gabriel-vasile/mimetype v1.4.9/go.mod h1:WnSQhFKJuBlRyLiKohA/2DtIlPFAbguNaG7QCHcyGok=
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github.com/gin-contrib/cors v1.7.6 h1:3gQ8GMzs1Ylpf70y8bMw4fVpycXIeX1ZemuSQIsnQQY=
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@@ -40,10 +36,6 @@ github.com/google/go-cmp v0.7.0/go.mod h1:pXiqmnSA92OHEEa9HXL2W4E7lf9JzCmGVUdgjX
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github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
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github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
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github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
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github.com/hhrutter/lzw v1.0.0 h1:laL89Llp86W3rRs83LvKbwYRx6INE8gDn0XNb1oXtm0=
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github.com/hhrutter/lzw v1.0.0/go.mod h1:2HC6DJSn/n6iAZfgM3Pg+cP1KxeWc3ezG8bBqW5+WEo=
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github.com/hhrutter/tiff v1.0.1 h1:MIus8caHU5U6823gx7C6jrfoEvfSTGtEFRiM8/LOzC0=
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github.com/hhrutter/tiff v1.0.1/go.mod h1:zU/dNgDm0cMIa8y8YwcYBeuEEveI4B0owqHyiPpJPHc=
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github.com/jackc/pgpassfile v1.0.0 h1:/6Hmqy13Ss2zCq62VdNG8tM1wchn8zjSGOBJ6icpsIM=
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github.com/jackc/pgpassfile v1.0.0/go.mod h1:CEx0iS5ambNFdcRtxPj5JhEz+xB6uRky5eyVu/W2HEg=
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github.com/jackc/pgservicefile v0.0.0-20221227161230-091c0ba34f0a h1:bbPeKD0xmW/Y25WS6cokEszi5g+S0QxI/d45PkRi7Nk=
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@@ -52,10 +44,6 @@ github.com/jackc/pgx/v5 v5.5.3 h1:Ces6/M3wbDXYpM8JyyPD57ivTtJACFZJd885pdIaV2s=
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github.com/jackc/pgx/v5 v5.5.3/go.mod h1:ez9gk+OAat140fv9ErkZDYFWmXLfV+++K0uAOiwgm1A=
|
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github.com/jackc/puddle/v2 v2.2.1 h1:RhxXJtFG022u4ibrCSMSiu5aOq1i77R3OHKNJj77OAk=
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github.com/jackc/puddle/v2 v2.2.1/go.mod h1:vriiEXHvEE654aYKXXjOvZM39qJ0q+azkZFrfEOc3H4=
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github.com/johnfercher/go-tree v1.0.5 h1:zpgVhJsChavzhKdxhQiCJJzcSY3VCT9oal2JoA2ZevY=
|
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github.com/johnfercher/go-tree v1.0.5/go.mod h1:DUO6QkXIFh1K7jeGBIkLCZaeUgnkdQAsB64FDSoHswg=
|
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github.com/johnfercher/maroto/v2 v2.3.3 h1:oeXsBnoecaMgRDwN0Cstjoe4rug3lKpOanuxuHKPqQE=
|
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github.com/johnfercher/maroto/v2 v2.3.3/go.mod h1:KNv102TwUrlVgZGukzlIbhkG6l/WaCD6pzu6aWGVjBI=
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github.com/joho/godotenv v1.5.1 h1:7eLL/+HRGLY0ldzfGMeQkb7vMd0as4CfYvUVzLqw0N0=
|
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github.com/joho/godotenv v1.5.1/go.mod h1:f4LDr5Voq0i2e/R5DDNOoa2zzDfwtkZa6DnEwAbqwq4=
|
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github.com/json-iterator/go v1.1.12 h1:PV8peI4a0ysnczrg+LtxykD8LfKY9ML6u2jnxaEnrnM=
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@@ -75,24 +63,15 @@ github.com/leodido/go-urn v1.4.0 h1:WT9HwE9SGECu3lg4d/dIA+jxlljEa1/ffXKmRjqdmIQ=
|
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github.com/leodido/go-urn v1.4.0/go.mod h1:bvxc+MVxLKB4z00jd1z+Dvzr47oO32F/QSNjSBOlFxI=
|
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github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
|
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github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
|
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github.com/mattn/go-runewidth v0.0.15 h1:UNAjwbU9l54TA3KzvqLGxwWjHmMgBUVhBiTjelZgg3U=
|
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github.com/mattn/go-runewidth v0.0.15/go.mod h1:Jdepj2loyihRzMpdS35Xk/zdY8IAYHsh153qUoGf23w=
|
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github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
|
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github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd h1:TRLaZ9cD/w8PVh93nsPXa1VrQ6jlwL5oN8l14QlcNfg=
|
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github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
|
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github.com/modern-go/reflect2 v1.0.2 h1:xBagoLtFs94CBntxluKeaWgTMpvLxC4ur3nMaC9Gz0M=
|
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github.com/modern-go/reflect2 v1.0.2/go.mod h1:yWuevngMOJpCy52FWWMvUC8ws7m/LJsjYzDa0/r8luk=
|
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github.com/pdfcpu/pdfcpu v0.6.0 h1:z4kARP5bcWa39TTYMcN/kjBnm7MvhTWjXgeYmkdAGMI=
|
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github.com/pdfcpu/pdfcpu v0.6.0/go.mod h1:kmpD0rk8YnZj0l3qSeGBlAB+XszHUgNv//ORH/E7EYo=
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github.com/pelletier/go-toml/v2 v2.2.4 h1:mye9XuhQ6gvn5h28+VilKrrPoQVanw5PMw/TB0t5Ec4=
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github.com/pelletier/go-toml/v2 v2.2.4/go.mod h1:2gIqNv+qfxSVS7cM2xJQKtLSTLUE9V8t9Stt+h56mCY=
|
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github.com/phpdave11/gofpdf v1.4.3 h1:M/zHvS8FO3zh9tUd2RCOPEjyuVcs281FCyF22Qlz/IA=
|
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github.com/phpdave11/gofpdf v1.4.3/go.mod h1:MAwzoUIgD3J55u0rxIG2eu37c+XWhBtXSpPAhnQXf/o=
|
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github.com/phpdave11/gofpdi v1.0.7/go.mod h1:vBmVV0Do6hSBHC8uKUQ71JGW+ZGQq74llk/7bXwjDoI=
|
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github.com/phpdave11/gofpdi v1.0.15/go.mod h1:vBmVV0Do6hSBHC8uKUQ71JGW+ZGQq74llk/7bXwjDoI=
|
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github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
|
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github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
|
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github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
|
||||
github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
|
||||
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
|
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github.com/richardlehane/mscfb v1.0.4 h1:WULscsljNPConisD5hR0+OyZjwK46Pfyr6mPu5ZawpM=
|
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@@ -100,9 +79,6 @@ github.com/richardlehane/mscfb v1.0.4/go.mod h1:YzVpcZg9czvAuhk9T+a3avCpcFPMUWm7
|
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github.com/richardlehane/msoleps v1.0.1/go.mod h1:BWev5JBpU9Ko2WAgmZEuiz4/u3ZYTKbjLycmwiWUfWg=
|
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github.com/richardlehane/msoleps v1.0.4 h1:WuESlvhX3gH2IHcd8UqyCuFY5yiq/GR/yqaSM/9/g00=
|
||||
github.com/richardlehane/msoleps v1.0.4/go.mod h1:BWev5JBpU9Ko2WAgmZEuiz4/u3ZYTKbjLycmwiWUfWg=
|
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github.com/rivo/uniseg v0.2.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
|
||||
github.com/rivo/uniseg v0.4.4 h1:8TfxU8dW6PdqD27gjM8MVNuicgxIjxpm4K7x4jp8sis=
|
||||
github.com/rivo/uniseg v0.4.4/go.mod h1:FN3SvrM+Zdj16jyLfmOkMNblXMcoc8DfTHruCPUcx88=
|
||||
github.com/rogpeppe/go-internal v1.14.1 h1:UQB4HGPB6osV0SQTLymcB4TgvyWu6ZyliaW0tI/otEQ=
|
||||
github.com/rogpeppe/go-internal v1.14.1/go.mod h1:MaRKkUm5W0goXpeCfT7UZI6fk/L7L7so1lCWt35ZSgc=
|
||||
github.com/ruudk/golang-pdf417 v0.0.0-20181029194003-1af4ab5afa58/go.mod h1:6lfFZQK844Gfx8o5WFuvpxWRwnSoipWe/p622j1v06w=
|
||||
@@ -151,8 +127,6 @@ google.golang.org/protobuf v1.36.6/go.mod h1:jduwjTPXsFjZGTmRluh+L6NjiWu7pchiJ2/
|
||||
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=
|
||||
gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
|
||||
gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
|
||||
gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
|
||||
gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
|
||||
gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
|
||||
|
||||
150
ai-compliance-sdk/internal/academy/certificate_pdf.go
Normal file
150
ai-compliance-sdk/internal/academy/certificate_pdf.go
Normal file
@@ -0,0 +1,150 @@
|
||||
package academy
|
||||
|
||||
import (
|
||||
"bytes"
|
||||
"fmt"
|
||||
"time"
|
||||
|
||||
"github.com/jung-kurt/gofpdf"
|
||||
)
|
||||
|
||||
// CertificateData holds all data needed to generate a certificate PDF
|
||||
type CertificateData struct {
|
||||
CertificateID string
|
||||
UserName string
|
||||
CourseName string
|
||||
CompanyName string
|
||||
Score int
|
||||
IssuedAt time.Time
|
||||
ValidUntil time.Time
|
||||
}
|
||||
|
||||
// GenerateCertificatePDF generates a PDF certificate and returns the bytes
|
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func GenerateCertificatePDF(data CertificateData) ([]byte, error) {
|
||||
pdf := gofpdf.New("L", "mm", "A4", "") // Landscape A4
|
||||
pdf.SetAutoPageBreak(false, 0)
|
||||
pdf.AddPage()
|
||||
|
||||
pageWidth, pageHeight := pdf.GetPageSize()
|
||||
|
||||
// Background color - light gray
|
||||
pdf.SetFillColor(250, 250, 252)
|
||||
pdf.Rect(0, 0, pageWidth, pageHeight, "F")
|
||||
|
||||
// Border - decorative
|
||||
pdf.SetDrawColor(79, 70, 229) // Purple/Indigo
|
||||
pdf.SetLineWidth(3)
|
||||
pdf.Rect(10, 10, pageWidth-20, pageHeight-20, "D")
|
||||
pdf.SetLineWidth(1)
|
||||
pdf.Rect(14, 14, pageWidth-28, pageHeight-28, "D")
|
||||
|
||||
// Header - Company/BreakPilot Logo area
|
||||
companyName := data.CompanyName
|
||||
if companyName == "" {
|
||||
companyName = "BreakPilot Compliance"
|
||||
}
|
||||
|
||||
pdf.SetFont("Helvetica", "", 12)
|
||||
pdf.SetTextColor(120, 120, 120)
|
||||
pdf.SetXY(0, 25)
|
||||
pdf.CellFormat(pageWidth, 10, companyName, "", 0, "C", false, 0, "")
|
||||
|
||||
// Title
|
||||
pdf.SetFont("Helvetica", "B", 32)
|
||||
pdf.SetTextColor(30, 30, 30)
|
||||
pdf.SetXY(0, 42)
|
||||
pdf.CellFormat(pageWidth, 15, "SCHULUNGSZERTIFIKAT", "", 0, "C", false, 0, "")
|
||||
|
||||
// Decorative line
|
||||
pdf.SetDrawColor(79, 70, 229)
|
||||
pdf.SetLineWidth(1.5)
|
||||
lineY := 62.0
|
||||
pdf.Line(pageWidth/2-60, lineY, pageWidth/2+60, lineY)
|
||||
|
||||
// "Hiermit wird bescheinigt, dass"
|
||||
pdf.SetFont("Helvetica", "", 13)
|
||||
pdf.SetTextColor(80, 80, 80)
|
||||
pdf.SetXY(0, 72)
|
||||
pdf.CellFormat(pageWidth, 8, "Hiermit wird bescheinigt, dass", "", 0, "C", false, 0, "")
|
||||
|
||||
// Name
|
||||
pdf.SetFont("Helvetica", "B", 26)
|
||||
pdf.SetTextColor(30, 30, 30)
|
||||
pdf.SetXY(0, 85)
|
||||
pdf.CellFormat(pageWidth, 12, data.UserName, "", 0, "C", false, 0, "")
|
||||
|
||||
// "die folgende Compliance-Schulung erfolgreich abgeschlossen hat:"
|
||||
pdf.SetFont("Helvetica", "", 13)
|
||||
pdf.SetTextColor(80, 80, 80)
|
||||
pdf.SetXY(0, 103)
|
||||
pdf.CellFormat(pageWidth, 8, "die folgende Compliance-Schulung erfolgreich abgeschlossen hat:", "", 0, "C", false, 0, "")
|
||||
|
||||
// Course Name
|
||||
pdf.SetFont("Helvetica", "B", 20)
|
||||
pdf.SetTextColor(79, 70, 229)
|
||||
pdf.SetXY(0, 116)
|
||||
pdf.CellFormat(pageWidth, 10, data.CourseName, "", 0, "C", false, 0, "")
|
||||
|
||||
// Score
|
||||
if data.Score > 0 {
|
||||
pdf.SetFont("Helvetica", "", 12)
|
||||
pdf.SetTextColor(80, 80, 80)
|
||||
pdf.SetXY(0, 130)
|
||||
pdf.CellFormat(pageWidth, 8, fmt.Sprintf("Testergebnis: %d%%", data.Score), "", 0, "C", false, 0, "")
|
||||
}
|
||||
|
||||
// Bottom section - Dates and Signature
|
||||
bottomY := 148.0
|
||||
|
||||
certIDShort := data.CertificateID
|
||||
if len(certIDShort) > 12 {
|
||||
certIDShort = certIDShort[:12]
|
||||
}
|
||||
|
||||
// Left: Issued Date
|
||||
pdf.SetFont("Helvetica", "", 10)
|
||||
pdf.SetTextColor(100, 100, 100)
|
||||
pdf.SetXY(40, bottomY)
|
||||
pdf.CellFormat(80, 6, fmt.Sprintf("Abschlussdatum: %s", data.IssuedAt.Format("02.01.2006")), "", 0, "L", false, 0, "")
|
||||
|
||||
// Center: Valid Until
|
||||
pdf.SetXY(pageWidth/2-40, bottomY)
|
||||
pdf.CellFormat(80, 6, fmt.Sprintf("Gueltig bis: %s", data.ValidUntil.Format("02.01.2006")), "", 0, "C", false, 0, "")
|
||||
|
||||
// Right: Certificate ID
|
||||
pdf.SetXY(pageWidth-120, bottomY)
|
||||
pdf.CellFormat(80, 6, fmt.Sprintf("Zertifikats-Nr.: %s", certIDShort), "", 0, "R", false, 0, "")
|
||||
|
||||
// Signature line
|
||||
sigY := 162.0
|
||||
pdf.SetDrawColor(150, 150, 150)
|
||||
pdf.SetLineWidth(0.5)
|
||||
|
||||
// Left signature
|
||||
pdf.Line(50, sigY, 130, sigY)
|
||||
pdf.SetFont("Helvetica", "", 9)
|
||||
pdf.SetTextColor(120, 120, 120)
|
||||
pdf.SetXY(50, sigY+2)
|
||||
pdf.CellFormat(80, 5, "Datenschutzbeauftragter", "", 0, "C", false, 0, "")
|
||||
|
||||
// Right signature
|
||||
pdf.Line(pageWidth-130, sigY, pageWidth-50, sigY)
|
||||
pdf.SetXY(pageWidth-130, sigY+2)
|
||||
pdf.CellFormat(80, 5, "Geschaeftsfuehrung", "", 0, "C", false, 0, "")
|
||||
|
||||
// Footer
|
||||
pdf.SetFont("Helvetica", "", 8)
|
||||
pdf.SetTextColor(160, 160, 160)
|
||||
pdf.SetXY(0, pageHeight-22)
|
||||
pdf.CellFormat(pageWidth, 5, "Dieses Zertifikat wurde elektronisch erstellt und ist ohne Unterschrift gueltig.", "", 0, "C", false, 0, "")
|
||||
pdf.SetXY(0, pageHeight-17)
|
||||
pdf.CellFormat(pageWidth, 5, fmt.Sprintf("Verifizierung unter: https://compliance.breakpilot.de/verify/%s", data.CertificateID), "", 0, "C", false, 0, "")
|
||||
|
||||
// Generate PDF bytes
|
||||
var buf bytes.Buffer
|
||||
if err := pdf.Output(&buf); err != nil {
|
||||
return nil, fmt.Errorf("failed to generate PDF: %w", err)
|
||||
}
|
||||
|
||||
return buf.Bytes(), nil
|
||||
}
|
||||
@@ -585,3 +585,48 @@ func (h *AcademyHandlers) GetStatistics(c *gin.Context) {
|
||||
|
||||
c.JSON(http.StatusOK, stats)
|
||||
}
|
||||
|
||||
// ============================================================================
|
||||
// Certificate PDF Download
|
||||
// ============================================================================
|
||||
|
||||
// DownloadCertificatePDF generates and downloads a certificate as PDF
|
||||
// GET /sdk/v1/academy/certificates/:id/pdf
|
||||
func (h *AcademyHandlers) DownloadCertificatePDF(c *gin.Context) {
|
||||
id, err := uuid.Parse(c.Param("id"))
|
||||
if err != nil {
|
||||
c.JSON(http.StatusBadRequest, gin.H{"error": "invalid certificate ID"})
|
||||
return
|
||||
}
|
||||
|
||||
cert, err := h.store.GetCertificate(c.Request.Context(), id)
|
||||
if err != nil {
|
||||
c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
|
||||
return
|
||||
}
|
||||
if cert == nil {
|
||||
c.JSON(http.StatusNotFound, gin.H{"error": "certificate not found"})
|
||||
return
|
||||
}
|
||||
|
||||
validUntil := time.Now().UTC().AddDate(1, 0, 0)
|
||||
if cert.ValidUntil != nil {
|
||||
validUntil = *cert.ValidUntil
|
||||
}
|
||||
|
||||
pdfBytes, err := academy.GenerateCertificatePDF(academy.CertificateData{
|
||||
CertificateID: cert.ID.String(),
|
||||
UserName: cert.UserName,
|
||||
CourseName: cert.CourseTitle,
|
||||
IssuedAt: cert.IssuedAt,
|
||||
ValidUntil: validUntil,
|
||||
})
|
||||
if err != nil {
|
||||
c.JSON(http.StatusInternalServerError, gin.H{"error": "failed to generate PDF: " + err.Error()})
|
||||
return
|
||||
}
|
||||
|
||||
shortID := cert.ID.String()[:8]
|
||||
c.Header("Content-Disposition", "attachment; filename=zertifikat-"+shortID+".pdf")
|
||||
c.Data(http.StatusOK, "application/pdf", pdfBytes)
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user