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This adds the NewWordish() func

README.md

@@ -2,7 +2,7 @@ Write.as web core
 =================
 [![GoDoc](https://godoc.org/github.com/writeas/web-core?status.svg)](https://godoc.org/github.com/writeas/web-core)
 [![Build Status](https://travis-ci.org/writeas/web-core.svg)](https://travis-ci.org/writeas/web-core)
-[![Public Slack discussion](http://slack.write.as/badge.svg)](http://slack.write.as/)
+[![#writefreely on freenode](https://img.shields.io/badge/freenode-%23writefreely-blue.svg)](http://webchat.freenode.net/?channels=writefreely)
 [![Discuss on our forum](https://img.shields.io/discourse/https/discuss.write.as/users.svg?label=forum)](https://discuss.write.as/c/development)
 
 web-core holds components of the [Write.as](https://write.as) web application.

activitystreams/data.go

@@ -17,7 +17,7 @@ type (
 	}
 
 	Endpoints struct {
-		SharedInbox string `json:"sharedInbox"`
+		SharedInbox string `json:"sharedInbox,omitempty"`
 	}
 
 	Image struct {

converter/json.go

@@ -80,3 +80,24 @@ func (v *NullJSONString) UnmarshalJSON(data []byte) error {
 	}
 	return nil
 }
+
+func ConvertJSONNullString(value string) reflect.Value {
+	v := NullJSONString{}
+	if err := v.Scan(value); err != nil {
+		return reflect.Value{}
+	}
+
+	return reflect.ValueOf(v)
+}
+
+func ConvertJSONNullBool(value string) reflect.Value {
+	v := NullJSONBool{}
+
+	if value == "on" || value == "off" {
+		return reflect.ValueOf(NullJSONBool{sql.NullBool{Bool: value == "on", Valid: true}})
+	}
+	if err := v.Scan(value); err != nil {
+		return reflect.Value{}
+	}
+	return reflect.ValueOf(v)
+}

converter/sql.go

@@ -40,3 +40,39 @@ func SQLNullFloat64(value string) reflect.Value {
 
 	return reflect.ValueOf(v)
 }
+
+func ConvertSQLNullString(value string) reflect.Value {
+	v := sql.NullString{}
+	if err := v.Scan(value); err != nil {
+		return reflect.Value{}
+	}
+
+	return reflect.ValueOf(v)
+}
+
+func ConvertSQLNullBool(value string) reflect.Value {
+	v := sql.NullBool{}
+	if err := v.Scan(value); err != nil {
+		return reflect.Value{}
+	}
+
+	return reflect.ValueOf(v)
+}
+
+func ConvertSQLNullInt64(value string) reflect.Value {
+	v := sql.NullInt64{}
+	if err := v.Scan(value); err != nil {
+		return reflect.Value{}
+	}
+
+	return reflect.ValueOf(v)
+}
+
+func ConvertSQLNullFloat64(value string) reflect.Value {
+	v := sql.NullFloat64{}
+	if err := v.Scan(value); err != nil {
+		return reflect.Value{}
+	}
+
+	return reflect.ValueOf(v)
+}

i18n/rtl.go

@@ -0,0 +1,21 @@
+package i18n
+
+var rtlLangs = map[string]bool{
+	"ar": true, // Arabic
+	"dv": true, // Divehi
+	"fa": true, // Persian (Farsi)
+	"ha": true, // Hausa
+	"he": true, // Hebrew
+	"iw": true, // Hebrew (old code)
+	"ji": true, // Yiddish (old code)
+	"ps": true, // Pashto, Pushto
+	"ur": true, // Urdu
+	"yi": true, // Yiddish
+}
+
+func LangIsRTL(lang string) bool {
+	if _, ok := rtlLangs[lang]; ok {
+		return true
+	}
+	return false
+}

id/random.go

@@ -0,0 +1,12 @@
+package id
+
+import (
+	"fmt"
+	"github.com/writeas/nerds/store"
+)
+
+// GenSafeUniqueSlug generatees a reasonably unique random slug from the given
+// original slug. It's "safe" because it uses 0-9 b-z excluding vowels.
+func GenSafeUniqueSlug(slug string) string {
+	return fmt.Sprintf("%s-%s", slug, store.GenerateRandomString("0123456789bcdfghjklmnpqrstvwxyz", 4))
+}

id/random_test.go

@@ -0,0 +1,19 @@
+package id
+
+import "testing"
+
+func TestGenSafeUniqueSlug(t *testing.T) {
+	slug := "slug"
+	r := map[string]bool{}
+
+	for i := 0; i < 1000; i++ {
+		s := GenSafeUniqueSlug(slug)
+		if s == slug {
+			t.Errorf("Got same slug as inputted!")
+		}
+		if _, ok := r[s]; ok {
+			t.Logf("#%d: slug %s was already generated in testing.", i, s)
+		}
+		r[s] = true
+	}
+}

l10n/phrases.go

@@ -32,4 +32,5 @@ var phrases = map[string]string{
 	"share modal title":        "Share this post",
 	"share":                    "share",
 	"unpin":                    "unpin",
+	"title dash":               "—",
 }

l10n/phrases_de.go

@@ -23,4 +23,5 @@ var phrasesDE = map[string]string{
 	"share modal title":        "Teile diesen Beitrag",
 	"share":                    "Teilen",
 	"unpin":                    "Lösen",
+	"title dash":               "–",
 }

passgen/passgen.go

@@ -1,4 +1,4 @@
-// Package passgen generates random, unmemorable passwords.
+// Package passgen generates random passwords.
 //
 // Example usage:
 //
@@ -19,20 +19,20 @@ const DefLen = 20
 // DefChars is the default set of characters used in the password.
 var DefChars = []byte("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789!@#$%^&*()- _=+,.?/:;{}[]`~")
 
-// New returns a random password of the default length with the default set of
-// characters.
+// New returns a random, unmemorable password of the default length with the
+// default set of characters.
 func New() string {
 	return NewLenChars(DefLen, DefChars)
 }
 
-// NewLen returns a random password of the given length with the default set
-// of characters.
+// NewLen returns a random, unmemorable password of the given length with the
+// default set of characters.
 func NewLen(length int) string {
 	return NewLenChars(length, DefChars)
 }
 
-// NewLenChars returns a random password of the given length with the given
-// set of characters.
+// NewLenChars returns a random, unmemorable password of the given length with
+// the given set of characters.
 func NewLenChars(length int, chars []byte) string {
 	if length == 0 {
 		return ""

passgen/wordish.go

@@ -0,0 +1,64 @@
+package passgen
+
+import (
+	"crypto/rand"
+	"math/big"
+)
+
+var (
+	ar   = []rune("aA4")
+	cr   = []rune("cC")
+	er   = []rune("eE3")
+	fr   = []rune("fF")
+	gr   = []rune("gG")
+	hr   = []rune("hH")
+	ir   = []rune("iI1")
+	lr   = []rune("lL")
+	nr   = []rune("nN")
+	or   = []rune("oO0")
+	rr   = []rune("rR")
+	sr   = []rune("sS5")
+	tr   = []rune("tT7")
+	remr = []rune("bcdfghjklmnpqrstvwxyzBCDFGHJKLMNPQRSTVWXYZ0123456789")
+)
+
+// NewWordish generates a password made of word-like words.
+func NewWordish() string {
+	b := []rune{}
+	b = append(b, randLetter(cr))
+	b = append(b, randLetter(hr))
+	b = append(b, randLetter(ar))
+	b = append(b, randLetter(nr))
+	b = append(b, randLetter(gr))
+	b = append(b, randLetter(er))
+	b = append(b, randLetter(tr))
+	b = append(b, randLetter(hr))
+	b = append(b, randLetter(ir))
+	b = append(b, randLetter(sr))
+	b = append(b, randLetter(ar))
+	b = append(b, randLetter(fr))
+	b = append(b, randLetter(tr))
+	b = append(b, randLetter(er))
+	b = append(b, randLetter(rr))
+	b = append(b, randLetter(lr))
+	b = append(b, randLetter(or))
+	b = append(b, randLetter(gr))
+	b = append(b, randLetter(gr))
+	b = append(b, randLetter(ir))
+	b = append(b, randLetter(nr))
+	b = append(b, randLetter(gr))
+	b = append(b, randLetter(ir))
+	b = append(b, randLetter(nr))
+	for i := 0; i <= 7; i++ {
+		b = append(b, randLetter(remr))
+	}
+	return string(b)
+}
+
+func randLetter(l []rune) rune {
+	li, err := rand.Int(rand.Reader, big.NewInt(int64(len(l))))
+	if err != nil {
+		return rune(-1)
+	}
+	return l[li.Int64()]
+}

stringmanip/runes.go

@@ -0,0 +1,96 @@
+package stringmanip
+
+/*
+	The MIT License (MIT)
+
+	Copyright (c) 2016 Sergey Kamardin
+
+	Permission is hereby granted, free of charge, to any person obtaining a copy
+	of this software and associated documentation files (the "Software"), to deal
+	in the Software without restriction, including without limitation the rights
+	to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+	copies of the Software, and to permit persons to whom the Software is
+	furnished to do so, subject to the following conditions:
+
+	The above copyright notice and this permission notice shall be included in all
+	copies or substantial portions of the Software.
+
+	THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+	IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+	FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+	AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+	LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+	OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+	SOFTWARE.
+*/
+// Source: https://github.com/gobwas/glob/blob/master/util/runes/runes.go
+
+func IndexRune(str string, r rune) int {
+	s := []rune(str)
+	for i, c := range s {
+		if c == r {
+			return i
+		}
+	}
+	return -1
+}
+
+func LastIndexRune(str string, needle rune) int {
+	s := []rune(str)
+	needles := []rune{needle}
+	ls, ln := len(s), len(needles)
+
+	switch {
+	case ln == 0:
+		if ls == 0 {
+			return 0
+		}
+		return ls
+	case ln == 1:
+		return IndexLastRune(s, needles[0])
+	case ln == ls:
+		if EqualRunes(s, needles) {
+			return 0
+		}
+		return -1
+	case ln > ls:
+		return -1
+	}
+
+head:
+	for i := ls - 1; i >= 0 && i >= ln; i-- {
+		for y := ln - 1; y >= 0; y-- {
+			if s[i-(ln-y-1)] != needles[y] {
+				continue head
+			}
+		}
+
+		return i - ln + 1
+	}
+
+	return -1
+}
+
+func IndexLastRune(s []rune, r rune) int {
+	for i := len(s) - 1; i >= 0; i-- {
+		if s[i] == r {
+			return i
+		}
+	}
+
+	return -1
+}
+
+func EqualRunes(a, b []rune) bool {
+	if len(a) == len(b) {
+		for i := 0; i < len(a); i++ {
+			if a[i] != b[i] {
+				return false
+			}
+		}
+
+		return true
+	}
+
+	return false
+}

stringmanip/strings.go

@@ -0,0 +1,17 @@
+package stringmanip
+
+// Substring provides a safe way to extract a substring from a UTF-8 string.
+// From this discussion:
+//   https://groups.google.com/d/msg/golang-nuts/cGq1Irv_5Vs/0SKoj49BsWQJ
+func Substring(s string, p, l int) string {
+	if p < 0 || l <= 0 {
+		return ""
+	}
+	c := []rune(s)
+	if p > len(c) {
+		return ""
+	} else if p+l > len(c) || p+l < p {
+		return string(c[p:])
+	}
+	return string(c[p : p+l])
+}

tags/tags.go

@@ -0,0 +1,25 @@
+// Package tags supports operations around hashtags in plain text content
+package tags
+
+import (
+	"github.com/kylemcc/twitter-text-go/extract"
+)
+
+// Extract finds all hashtags in the given string and returns a de-duplicated
+// list of them.
+func Extract(body string) []string {
+	matches := extract.ExtractHashtags(body)
+	tags := map[string]bool{}
+	for i := range matches {
+		// Second value (whether or not there's a hashtag) ignored here, since
+		// we're only extracting hashtags.
+		ht, _ := matches[i].Hashtag()
+		tags[ht] = true
+	}
+
+	resTags := make([]string, 0)
+	for k := range tags {
+		resTags = append(resTags, k)
+	}
+	return resTags
+}