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Rev | Author | Line No. | Line |
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924 | dev | 1 | package ak.hostadmiral.core.model; |
919 | dev | 2 | |
3 | import java.util.*; |
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4 | import net.sf.hibernate.*; |
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5 | import net.sf.hibernate.type.Type; |
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924 | dev | 6 | import ak.hostadmiral.util.HibernateUtil; |
7 | import ak.hostadmiral.util.ModelException; |
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8 | import ak.hostadmiral.util.ModelSecurityException; |
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919 | dev | 9 | |
10 | public class MailAliasManager |
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11 | { |
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12 | private static boolean registered = false; |
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13 | protected static void register() |
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14 | { |
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15 | synchronized(MailAliasManager.class) { |
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16 | if(registered) return; |
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17 | |||
18 | registered = true; |
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19 | try { |
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20 | HibernateUtil.getConfiguration().addResource( |
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950 | dev | 21 | "ak/hostadmiral/core/model/MailAlias.hbm.xml"); |
919 | dev | 22 | } |
23 | catch(Exception ex) { |
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24 | ex.printStackTrace(); |
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25 | throw new RuntimeException(ex.getMessage()); |
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26 | } |
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27 | } |
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28 | } |
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29 | |||
30 | static { |
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31 | register(); |
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32 | } |
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33 | |||
34 | private MailAliasManager() |
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35 | { |
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36 | } |
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37 | |||
38 | public MailAlias create(User editor) |
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39 | throws ModelException |
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40 | { |
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41 | if(!allowedToCreate(editor)) throw new ModelSecurityException(); |
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42 | |||
43 | MailAlias alias = new MailAlias(); |
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44 | alias.setDestinations(new ArrayList()); |
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45 | return alias; |
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46 | } |
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47 | |||
48 | public boolean allowedToCreate(User editor) |
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49 | throws ModelException |
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50 | { |
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921 | dev | 51 | return MailAlias.allowedToCreate(this, editor); |
919 | dev | 52 | } |
53 | |||
54 | public MailAlias get(User editor, Long id) |
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55 | throws ModelException |
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56 | { |
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57 | MailAlias alias; |
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58 | |||
59 | try { |
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60 | alias = (MailAlias)HibernateUtil.currentSession().load(MailAlias.class, id); |
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61 | } |
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62 | catch(HibernateException ex) |
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63 | { |
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64 | throw new ModelException(ex); |
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65 | } |
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66 | |||
67 | if(!alias.viewableBy(editor)) |
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68 | throw new ModelSecurityException(); |
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69 | |||
70 | return alias; |
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71 | } |
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72 | |||
926 | dev | 73 | public boolean addressExists(User editor, MailAlias alias, String address) |
74 | throws ModelException |
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75 | { |
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76 | if(alias.getDomain() == null) |
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77 | throw new ModelException("Cannot check unique address for mail alias without domain"); |
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78 | |||
79 | try { |
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80 | if(alias.getId() == null) |
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81 | return ((Integer)HibernateUtil.currentSession().iterate( |
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82 | "select count(*) from MailAlias where address = ? and domain = ?", |
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83 | new Object[] { address, alias.getDomain() }, |
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84 | new Type[] { Hibernate.STRING, Hibernate.entity(InetDomain.class) } ) |
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85 | .next()).intValue() > 0; |
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86 | else |
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87 | return ((Integer)HibernateUtil.currentSession().iterate( |
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88 | "select count(*) from MailAlias a where address = ? and domain = ? and a != ?", |
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89 | new Object[] { address, alias.getDomain(), alias }, |
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90 | new Type[] { Hibernate.STRING, Hibernate.entity(InetDomain.class), |
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91 | Hibernate.entity(MailAlias.class) } ) |
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92 | .next()).intValue() > 0; |
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93 | } |
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94 | catch(HibernateException ex) |
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95 | { |
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96 | throw new ModelException(ex); |
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97 | } |
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98 | } |
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99 | |||
919 | dev | 100 | protected MailAlias findForName(String name) |
101 | throws ModelException |
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102 | { |
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103 | try { |
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104 | List list = HibernateUtil.currentSession().find( |
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105 | "from MailAlias where name=?", name, Hibernate.STRING); |
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106 | |||
107 | if(list.size() == 0) |
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108 | return null; |
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109 | else |
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110 | return (MailAlias)list.get(0); |
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111 | } |
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112 | catch(HibernateException ex) |
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113 | { |
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114 | throw new ModelException(ex); |
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115 | } |
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116 | } |
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117 | |||
118 | public void save(User editor, MailAlias mailAlias) |
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119 | throws ModelException |
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120 | { |
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121 | if(!mailAlias.editableBy(editor)) |
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122 | throw new ModelSecurityException(); |
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123 | |||
124 | mailAlias.setModUser(editor); |
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125 | |||
126 | try { |
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127 | HibernateUtil.currentSession().saveOrUpdate(mailAlias); |
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128 | } |
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129 | catch(HibernateException ex) |
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130 | { |
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131 | throw new ModelException(ex); |
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132 | } |
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133 | } |
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134 | |||
135 | public void delete(User editor, MailAlias mailAlias) |
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136 | throws ModelException |
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137 | { |
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138 | if(!mailAlias.deleteableBy(editor)) |
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139 | throw new ModelSecurityException(); |
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140 | |||
141 | try { |
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142 | HibernateUtil.currentSession().delete(mailAlias); |
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143 | } |
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144 | catch(HibernateException ex) |
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145 | { |
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146 | throw new ModelException(ex); |
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147 | } |
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148 | } |
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149 | |||
150 | public Collection listMailAliases(User editor) |
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151 | throws ModelException |
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152 | { |
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153 | try { |
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154 | if(editor.isSuperuser()) |
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155 | return HibernateUtil.currentSession().find("from MailAlias"); |
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156 | else |
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157 | return HibernateUtil.currentSession().find( |
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158 | "select a from MailAlias a left join a.domain as d" |
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159 | + " where d.owner=? or a.owner=?", |
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160 | new Object[] { editor, editor }, |
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161 | new Type[] { Hibernate.entity(User.class), Hibernate.entity(User.class) } ); |
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162 | } |
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163 | catch(HibernateException ex) |
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164 | { |
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165 | throw new ModelException(ex); |
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166 | } |
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167 | } |
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168 | |||
169 | public boolean areMailAliasesAvailable(User editor) |
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170 | throws ModelException |
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171 | { |
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172 | try { |
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173 | if(editor.isSuperuser() |
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174 | || InetDomainManager.getInstance().areInetDomainsAvailable(editor)) |
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175 | { |
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176 | return true; |
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177 | } |
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178 | else { |
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179 | return ((Integer)HibernateUtil.currentSession().iterate( |
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180 | "select count(*) from MailAlias a left join a.domain as d" |
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181 | + " where d.owner=? or a.owner=?", |
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182 | new Object[] { editor, editor }, |
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183 | new Type[] { Hibernate.entity(User.class), Hibernate.entity(User.class) }) |
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184 | .next()).intValue() > 0; |
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185 | } |
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186 | } |
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187 | catch(HibernateException ex) |
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188 | { |
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189 | throw new ModelException(ex); |
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190 | } |
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191 | } |
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192 | |||
193 | private static MailAliasManager mailAliasManager = null; |
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194 | |||
195 | public static MailAliasManager getInstance() |
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196 | { |
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197 | if(mailAliasManager == null) |
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198 | mailAliasManager = new MailAliasManager(); |
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199 | |||
200 | return mailAliasManager; |
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201 | } |
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202 | |||
203 | public static final Comparator ADDRESS_COMPARATOR = new AddressComparator(); |
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204 | |||
205 | private static class AddressComparator |
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206 | implements Comparator |
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207 | { |
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208 | public int compare(Object o1, Object o2) |
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209 | { |
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210 | if(!(o1 instanceof MailAlias) || !(o2 instanceof MailAlias)) |
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211 | throw new ClassCastException("not a MailAlias"); |
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212 | |||
213 | MailAlias a1 = (MailAlias)o1; |
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214 | MailAlias a2 = (MailAlias)o2; |
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215 | |||
216 | if(a1 == null && a2 == null) |
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217 | return 0; |
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218 | else if(a1 == null && a2 != null) |
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219 | return -1; |
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220 | else if(a1 != null && a2 == null) |
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221 | return 1; |
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222 | else |
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223 | return a1.getAddress().compareToIgnoreCase(a2.getAddress()); |
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224 | } |
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225 | |||
226 | public boolean equals(Object obj) |
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227 | { |
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228 | return (obj instanceof AddressComparator); |
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229 | } |
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230 | } |
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231 | } |