commit b2bf4ca7688a171afdb85dadc2f735e1295e4763
Author: erinn <erinn@openprivacy.ca>
Date:   Wed Dec 18 11:53:51 2019 -0800

    initial commit

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..ecdf2d7
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+vendor
+.idea
diff --git a/csv.go b/csv.go
new file mode 100644
index 0000000..453ea99
--- /dev/null
+++ b/csv.go
@@ -0,0 +1,57 @@
+package main
+
+import (
+	"encoding/csv"
+	"os"
+)
+
+type CSV struct {
+	index map[string]int
+	records [][]string
+}
+
+func LoadCSVFromFile(filename string) CSV {
+	f, err := os.Open(filename)
+	if err != nil {
+		panic(err)
+	}
+
+	r := csv.NewReader(f)
+	records, err := r.ReadAll()
+	index := make(map[string]int)
+	if err != nil {
+		panic(err)
+	}
+
+	for i := 0; i < len(records[0]); i++ {
+		index[records[0][i]] = i
+	}
+
+	csvo := CSV{index: index, records: records[1:]}
+	return csvo
+}
+
+func (this *CSV) NumRecords() int {
+	return len(this.records)
+}
+
+func (this *CSV) Record(index int) map[string]string {
+	ret := make(map[string]string)
+	for k, idx := range this.index {
+		ret[k] = this.records[index][idx]
+	}
+	return ret
+}
+
+func (this *CSV) GetField(index int, fieldLabel string) string {
+	return this.records[index][this.indexOfField(fieldLabel)]
+}
+
+func (this *CSV) PatreonEmptyAddress(index int) bool {
+	r := this.Record(index)
+	return r["Addressee"] == "" && r["Street"] == "" && r["City"] == "" && r["State"] == "" && r["Zip"] == "" && r["Country"] == ""
+}
+
+func (this *CSV) indexOfField(fieldLabel string) int {
+	return this.index[fieldLabel]
+}
diff --git a/go.mod b/go.mod
new file mode 100644
index 0000000..6ec6492
--- /dev/null
+++ b/go.mod
@@ -0,0 +1,8 @@
+module git.openprivacy.ca/erinn/pdftest
+
+go 1.12
+
+require (
+	git.openprivacy.ca/openprivacy/libricochet-go v1.0.8 // indirect
+	github.com/jung-kurt/gofpdf v1.16.2
+)
diff --git a/go.sum b/go.sum
new file mode 100644
index 0000000..1b029e7
--- /dev/null
+++ b/go.sum
@@ -0,0 +1,23 @@
+git.openprivacy.ca/openprivacy/libricochet-go v1.0.8 h1:HVoyxfivFaEtkfO5K3piD6oq6MQB1qGF5IB2EYXeCW8=
+git.openprivacy.ca/openprivacy/libricochet-go v1.0.8/go.mod h1:6I+vO9Aagv3/yUWv+e7A57H8tgXgR67FCjfSj9Pp970=
+github.com/agl/ed25519 v0.0.0-20170116200512-5312a6153412/go.mod h1:WPjqKcmVOxf0XSf3YxCJs6N6AOSrOx3obionmG7T0y0=
+github.com/boombuler/barcode v1.0.0/go.mod h1:paBWMcWSl3LHKBqUq+rly7CNSldXjb2rDl3JlRe0mD8=
+github.com/cretz/bine v0.1.0/go.mod h1:6PF6fWAvYtwjRGkAuDEJeWNOv3a2hUouSP/yRYXmvHw=
+github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
+github.com/jung-kurt/gofpdf v1.0.0/go.mod h1:7Id9E/uU8ce6rXgefFLlgrJj/GYY22cpxn+r32jIOes=
+github.com/jung-kurt/gofpdf v1.16.2 h1:jgbatWHfRlPYiK85qgevsZTHviWXKwB1TTiKdz5PtRc=
+github.com/jung-kurt/gofpdf v1.16.2/go.mod h1:1hl7y57EsiPAkLbOwzpzqgx1A30nQCk/YmFV8S2vmK0=
+github.com/phpdave11/gofpdi v1.0.7/go.mod h1:vBmVV0Do6hSBHC8uKUQ71JGW+ZGQq74llk/7bXwjDoI=
+github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
+github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/ruudk/golang-pdf417 v0.0.0-20181029194003-1af4ab5afa58/go.mod h1:6lfFZQK844Gfx8o5WFuvpxWRwnSoipWe/p622j1v06w=
+github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
+github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
+github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
+golang.org/x/crypto v0.0.0-20190128193316-c7b33c32a30b/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
+golang.org/x/image v0.0.0-20190910094157-69e4b8554b2a/go.mod h1:FeLwcggjj3mMvU+oOTbSwawSJRM1uh48EjtB4UJZlP0=
+golang.org/x/net v0.0.0-20190125091013-d26f9f9a57f3/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
+golang.org/x/sync v0.0.0-20181221193216-37e7f081c4d4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/text v0.3.0 h1:g61tztE5qeGQ89tm6NTjjM9VPIm088od1l6aSorWRWg=
+golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
diff --git a/main.go b/main.go
new file mode 100644
index 0000000..cd3a89c
--- /dev/null
+++ b/main.go
@@ -0,0 +1,123 @@
+package main
+
+import (
+	"bytes"
+	"flag"
+	"fmt"
+	"os"
+	"strings"
+	"text/template"
+
+	"github.com/jung-kurt/gofpdf"
+)
+
+var (
+	flagInputCsv = flag.String("csv", "", "CSV file (downloaded from Patreon)")
+	flagOutputPdf = flag.String("o", "out.pdf", "filename to output PDF to")
+	flagPortrait = flag.Bool("portrait", true, "portrait mode?")
+	flagUnitStr = flag.String("unitStr", "mm", "units to use for other measurements")
+	flagPaperType = flag.String("paper", "Letter", "paper size")
+	flagCols = flag.Int("cols", 3, "number of columns")
+	flagRows = flag.Int("row", 10, "number of rows")
+	flagSkipLabels = flag.Int("skip", 0, "skip labels (useful for printing on partially-printed label sheets")
+	flagOffsetX = flag.Float64("x", 6.5, "left margin")
+	flagOffsetY = flag.Float64("y", 12.7, "top margin")
+	flagLabelWidth = flag.Float64("w", 66.8, "label width")
+	flagLabelHeight = flag.Float64("h", 25.4, "label height")
+	flagGapX = flag.Float64("gapx", 3.4, "gap between columns")
+	flagGapY = flag.Float64("gapy", 0., "gap between rows")
+	flagDrawLines = flag.Bool("lines", false, "draw lines?")
+	flagFontSize = flag.Float64("fontsize", 10, "font size")
+	flagFontFamily = flag.String("fontfamily", "Arial", "font family")
+	flagFontStyle = flag.String("fontstyle", "", "font style (B for bold)")
+	flagTemplate = flag.String("template", "{{.Addressee}}\n{{.Street}}\n{{.City}}, {{.State}}\n{{.Zip}}, {{.Country}}\n", "mailing label template")
+	lineHeight = 4.0
+)
+
+func main() {
+	flag.Parse()
+
+	if *flagInputCsv == "" {
+		fmt.Println("Must specify input csv with -csv")
+		flag.Usage()
+		os.Exit(1)
+	}
+
+	pL := "P"
+	if !*flagPortrait {
+		pL = "L"
+	}
+
+	pdf := gofpdf.New(pL, *flagUnitStr, *flagPaperType, "")
+	pdf.SetFont(*flagFontFamily, *flagFontStyle, *flagFontSize)
+	data := LoadCSVFromFile(*flagInputCsv)
+	DoTheThing(pdf, data)
+
+	err := pdf.OutputFileAndClose(*flagOutputPdf)
+	if err != nil {
+		panic(err)
+	}
+}
+
+func DoTheThing(pdf *gofpdf.Fpdf, data CSV) {
+	tpl, err := template.New("mailing labels").Parse(*flagTemplate)
+	if err != nil {
+		panic(err)
+	}
+
+	tr := pdf.UnicodeTranslatorFromDescriptor("")
+	for i := 0; i < data.NumRecords(); {
+		AddGriddedPage(pdf)
+
+		for x := 0; x < *flagCols; x++ {
+			for y := 0; y < *flagRows; y++ {
+				if *flagSkipLabels > 0 {
+					*flagSkipLabels--
+					continue
+				}
+				for ; i < data.NumRecords() && data.PatreonEmptyAddress(i); i++ {
+					fmt.Printf("Warning: skipping empty addressee: %s\n", data.GetField(i, "Name"))
+				}
+				if i >= data.NumRecords() {
+					return
+				}
+
+				lx := *flagOffsetX + (*flagLabelWidth + *flagGapX) * float64(x) + 4.
+				ly := *flagOffsetY + (*flagLabelHeight + *flagGapY) * float64(y) + 8.
+
+				var buf bytes.Buffer
+				err := tpl.Execute(&buf, data.Record(i))
+				if err != nil {
+					panic(err)
+				}
+
+				DrawText(pdf, tr(buf.String()), lx, ly)
+
+				i++
+			}
+		}
+	}
+}
+
+func AddGriddedPage(pdf *gofpdf.Fpdf) {
+	pdf.AddPage()
+	if !*flagDrawLines {
+		return
+	}
+
+	for x := 0; x < *flagCols; x++ {
+		for y := 0; y < *flagRows; y++ {
+			lx := *flagOffsetX + (*flagLabelWidth + *flagGapX) * float64(x)
+			ly := *flagOffsetY + (*flagLabelHeight + *flagGapY) * float64(y)
+			pdf.Rect(lx, ly, *flagLabelWidth, *flagLabelHeight, "D")
+		}
+	}
+}
+
+func DrawText(pdf *gofpdf.Fpdf, str string, x, y float64) {
+	lines := strings.Split(str, "\n")
+	for _, s := range lines {
+		pdf.Text(x, y, s)
+		y += lineHeight
+	}
+}
\ No newline at end of file