sqltemplate_default.go 6.4 KB

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  1. package xorm
  2. import (
  3. "bytes"
  4. "io/ioutil"
  5. "os"
  6. "strings"
  7. "html/template"
  8. )
  9. type HTMLTemplate struct {
  10. SqlTemplateRootDir string
  11. Template map[string]*template.Template
  12. extension string
  13. Capacity uint
  14. Cipher Cipher
  15. Type int
  16. }
  17. func (sqlTemplate *HTMLTemplate) RootDir() string {
  18. return sqlTemplate.SqlTemplateRootDir
  19. }
  20. func (sqlTemplate *HTMLTemplate) Extension() string {
  21. return sqlTemplate.extension
  22. }
  23. func (sqlTemplate *HTMLTemplate) SetSqlTemplateCipher(cipher Cipher) {
  24. sqlTemplate.Cipher = cipher
  25. }
  26. func (sqlTemplate *HTMLTemplate) WalkFunc(path string, info os.FileInfo, err error) error {
  27. if err != nil {
  28. return err
  29. }
  30. if info.IsDir() {
  31. return nil
  32. }
  33. if strings.HasSuffix(path, sqlTemplate.extension) {
  34. err = sqlTemplate.paresSqlTemplate(info.Name(), path)
  35. if err != nil {
  36. return err
  37. }
  38. }
  39. return nil
  40. }
  41. func (sqlTemplate *HTMLTemplate) paresSqlTemplate(filename string, filepath string) error {
  42. var sqlt *template.Template
  43. var err error
  44. var content []byte
  45. if sqlTemplate.Cipher == nil {
  46. sqlt = template.Must(template.ParseFiles(filepath))
  47. } else {
  48. content, err = sqlTemplate.ReadTemplate(filepath)
  49. if err != nil {
  50. return err
  51. }
  52. sqlt = template.Must(template.New(filename).Parse(string(content)))
  53. }
  54. sqlTemplate.checkNilAndInit()
  55. sqlTemplate.Template[filename] = sqlt
  56. return nil
  57. }
  58. func (sqlTemplate *HTMLTemplate) ReadTemplate(filepath string) ([]byte, error) {
  59. content, err := ioutil.ReadFile(filepath)
  60. if err != nil {
  61. return nil, err
  62. }
  63. content, err = sqlTemplate.Cipher.Decrypt(content)
  64. if err != nil {
  65. return nil, err
  66. }
  67. return content, nil
  68. }
  69. //-------------------------------------------------------------------------------------------------------------
  70. func (sqlTemplate *HTMLTemplate) LoadSqlTemplate(filepath string) error {
  71. if strings.HasSuffix(filepath, sqlTemplate.extension) {
  72. err := sqlTemplate.loadSqlTemplate(filepath)
  73. if err != nil {
  74. return err
  75. }
  76. }
  77. return nil
  78. }
  79. func (sqlTemplate *HTMLTemplate) BatchLoadSqlTemplate(filepathSlice []string) error {
  80. for _, filepath := range filepathSlice {
  81. if strings.HasSuffix(filepath, sqlTemplate.extension) {
  82. err := sqlTemplate.loadSqlTemplate(filepath)
  83. if err != nil {
  84. return err
  85. }
  86. }
  87. }
  88. return nil
  89. }
  90. func (sqlTemplate *HTMLTemplate) ReloadSqlTemplate(filepath string) error {
  91. if strings.HasSuffix(filepath, sqlTemplate.extension) {
  92. err := sqlTemplate.reloadSqlTemplate(filepath)
  93. if err != nil {
  94. return err
  95. }
  96. }
  97. return nil
  98. }
  99. func (sqlTemplate *HTMLTemplate) BatchReloadSqlTemplate(filepathSlice []string) error {
  100. for _, filepath := range filepathSlice {
  101. if strings.HasSuffix(filepath, sqlTemplate.extension) {
  102. err := sqlTemplate.loadSqlTemplate(filepath)
  103. if err != nil {
  104. return err
  105. }
  106. }
  107. }
  108. return nil
  109. }
  110. func (sqlTemplate *HTMLTemplate) loadSqlTemplate(filepath string) error {
  111. info, err := os.Lstat(filepath)
  112. if err != nil {
  113. return err
  114. }
  115. if info.IsDir() {
  116. return nil
  117. }
  118. err = sqlTemplate.paresSqlTemplate(info.Name(), filepath)
  119. if err != nil {
  120. return err
  121. }
  122. return nil
  123. }
  124. func (sqlTemplate *HTMLTemplate) reloadSqlTemplate(filepath string) error {
  125. info, err := os.Lstat(filepath)
  126. if err != nil {
  127. return err
  128. }
  129. if info.IsDir() {
  130. return nil
  131. }
  132. err = sqlTemplate.paresSqlTemplate(info.Name(), filepath)
  133. if err != nil {
  134. return err
  135. }
  136. return nil
  137. }
  138. func (sqlTemplate *HTMLTemplate) checkNilAndInit() {
  139. if sqlTemplate.Template == nil {
  140. sqlTemplate.Template = make(map[string]*template.Template, 100)
  141. }
  142. }
  143. func (sqlTemplate *HTMLTemplate) AddSqlTemplate(key string, sqlTemplateStr string) error {
  144. var sqlt *template.Template
  145. var err error
  146. sqlt = template.New(key)
  147. sqlt, err = sqlt.Parse(sqlTemplateStr)
  148. if err != nil {
  149. return err
  150. }
  151. sqlTemplate.checkNilAndInit()
  152. sqlTemplate.Template[key] = sqlt
  153. return nil
  154. }
  155. func (sqlTemplate *HTMLTemplate) UpdateSqlTemplate(key string, sqlTemplateStr string) error {
  156. var sqlt *template.Template
  157. var err error
  158. sqlt = template.New(key)
  159. sqlt, err = sqlt.Parse(sqlTemplateStr)
  160. if err != nil {
  161. return err
  162. }
  163. sqlTemplate.checkNilAndInit()
  164. sqlTemplate.Template[key] = sqlt
  165. return nil
  166. }
  167. func (sqlTemplate *HTMLTemplate) RemoveSqlTemplate(key string) {
  168. sqlTemplate.checkNilAndInit()
  169. delete(sqlTemplate.Template, key)
  170. }
  171. func (sqlTemplate *HTMLTemplate) BatchAddSqlTemplate(key string, sqlTemplateStrMap map[string]string) error {
  172. sqlTemplate.checkNilAndInit()
  173. for k, v := range sqlTemplateStrMap {
  174. sqlt := template.New(key)
  175. sqlt, err := sqlt.Parse(v)
  176. if err != nil {
  177. return err
  178. }
  179. sqlTemplate.Template[k] = sqlt
  180. }
  181. return nil
  182. }
  183. func (sqlTemplate *HTMLTemplate) BatchUpdateSqlTemplate(key string, sqlTemplateStrMap map[string]string) error {
  184. sqlTemplate.checkNilAndInit()
  185. for k, v := range sqlTemplateStrMap {
  186. sqlt := template.New(key)
  187. sqlt, err := sqlt.Parse(v)
  188. if err != nil {
  189. return err
  190. }
  191. sqlTemplate.Template[k] = sqlt
  192. }
  193. return nil
  194. }
  195. func (sqlTemplate *HTMLTemplate) BatchRemoveSqlTemplate(key []string) {
  196. sqlTemplate.checkNilAndInit()
  197. for _, v := range key {
  198. delete(sqlTemplate.Template, v)
  199. }
  200. }
  201. func (sqlTemplate *HTMLTemplate) GetSqlTemplate(key string) *template.Template {
  202. return sqlTemplate.Template[key]
  203. }
  204. func (sqlTemplate *HTMLTemplate) GetSqlTemplates(keys ...interface{}) map[string]*template.Template {
  205. var resultSqlTemplates map[string]*template.Template
  206. i := len(keys)
  207. if i == 0 {
  208. return sqlTemplate.Template
  209. }
  210. if i == 1 {
  211. switch keys[0].(type) {
  212. case string:
  213. resultSqlTemplates = make(map[string]*template.Template, 1)
  214. case []string:
  215. ks := keys[0].([]string)
  216. n := len(ks)
  217. resultSqlTemplates = make(map[string]*template.Template, n)
  218. }
  219. } else {
  220. resultSqlTemplates = make(map[string]*template.Template, i)
  221. }
  222. for k, _ := range keys {
  223. switch keys[k].(type) {
  224. case string:
  225. key := keys[k].(string)
  226. resultSqlTemplates[key] = sqlTemplate.Template[key]
  227. case []string:
  228. ks := keys[k].([]string)
  229. for _, v := range ks {
  230. resultSqlTemplates[v] = sqlTemplate.Template[v]
  231. }
  232. }
  233. }
  234. return resultSqlTemplates
  235. }
  236. func (sqlTemplate *HTMLTemplate) Execute(key string, args ...interface{}) (string, error) {
  237. var buf bytes.Buffer
  238. if sqlTemplate.Template[key] == nil {
  239. return "", nil
  240. }
  241. if len(args) == 0 {
  242. err := sqlTemplate.Template[key].Execute(&buf, nil)
  243. return buf.String(), err
  244. } else {
  245. map1 := args[0].(*map[string]interface{})
  246. err := sqlTemplate.Template[key].Execute(&buf, *map1)
  247. return buf.String(), err
  248. }
  249. }