Added all required dependencies

vendor/github.com/go-xorm/xorm/pq_driver.go

@@ -0,0 +1,119 @@
+// Copyright 2015 The Xorm Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package xorm
+
+import (
+	"errors"
+	"fmt"
+	"net/url"
+	"sort"
+	"strings"
+
+	"github.com/go-xorm/core"
+)
+
+type pqDriver struct {
+}
+
+type values map[string]string
+
+func (vs values) Set(k, v string) {
+	vs[k] = v
+}
+
+func (vs values) Get(k string) (v string) {
+	return vs[k]
+}
+
+func errorf(s string, args ...interface{}) {
+	panic(fmt.Errorf("pq: %s", fmt.Sprintf(s, args...)))
+}
+
+func parseURL(connstr string) (string, error) {
+	u, err := url.Parse(connstr)
+	if err != nil {
+		return "", err
+	}
+
+	if u.Scheme != "postgresql" && u.Scheme != "postgres" {
+		return "", fmt.Errorf("invalid connection protocol: %s", u.Scheme)
+	}
+
+	var kvs []string
+	escaper := strings.NewReplacer(` `, `\ `, `'`, `\'`, `\`, `\\`)
+	accrue := func(k, v string) {
+		if v != "" {
+			kvs = append(kvs, k+"="+escaper.Replace(v))
+		}
+	}
+
+	if u.User != nil {
+		v := u.User.Username()
+		accrue("user", v)
+
+		v, _ = u.User.Password()
+		accrue("password", v)
+	}
+
+	i := strings.Index(u.Host, ":")
+	if i < 0 {
+		accrue("host", u.Host)
+	} else {
+		accrue("host", u.Host[:i])
+		accrue("port", u.Host[i+1:])
+	}
+
+	if u.Path != "" {
+		accrue("dbname", u.Path[1:])
+	}
+
+	q := u.Query()
+	for k := range q {
+		accrue(k, q.Get(k))
+	}
+
+	sort.Strings(kvs) // Makes testing easier (not a performance concern)
+	return strings.Join(kvs, " "), nil
+}
+
+func parseOpts(name string, o values) {
+	if len(name) == 0 {
+		return
+	}
+
+	name = strings.TrimSpace(name)
+
+	ps := strings.Split(name, " ")
+	for _, p := range ps {
+		kv := strings.Split(p, "=")
+		if len(kv) < 2 {
+			errorf("invalid option: %q", p)
+		}
+		o.Set(kv[0], kv[1])
+	}
+}
+
+func (p *pqDriver) Parse(driverName, dataSourceName string) (*core.Uri, error) {
+	db := &core.Uri{DbType: core.POSTGRES}
+	o := make(values)
+	var err error
+	if strings.HasPrefix(dataSourceName, "postgresql://") || strings.HasPrefix(dataSourceName, "postgres://") {
+		dataSourceName, err = parseURL(dataSourceName)
+		if err != nil {
+			return nil, err
+		}
+	}
+	parseOpts(dataSourceName, o)
+
+	db.DbName = o.Get("dbname")
+	if db.DbName == "" {
+		return nil, errors.New("dbname is empty")
+	}
+	/*db.Schema = o.Get("schema")
+	if len(db.Schema) == 0 {
+		db.Schema = "public"
+	}*/
+	return db, nil
+}