1 | package clarin.cmdi.componentregistry.impl.database; |
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2 | |
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3 | import clarin.cmdi.componentregistry.CMDComponentSpecExpander; |
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4 | import clarin.cmdi.componentregistry.ComponentRegistry; |
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5 | import clarin.cmdi.componentregistry.ComponentRegistryException; |
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6 | import clarin.cmdi.componentregistry.Configuration; |
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7 | import clarin.cmdi.componentregistry.DeleteFailedException; |
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8 | import clarin.cmdi.componentregistry.ItemNotFoundException; |
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9 | import clarin.cmdi.componentregistry.MDMarshaller; |
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10 | import clarin.cmdi.componentregistry.Owner; |
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11 | import clarin.cmdi.componentregistry.OwnerUser; |
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12 | import clarin.cmdi.componentregistry.RegistrySpace; |
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13 | import clarin.cmdi.componentregistry.UserUnauthorizedException; |
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14 | import clarin.cmdi.componentregistry.components.CMDComponentSpec; |
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15 | import clarin.cmdi.componentregistry.components.CMDComponentType; |
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16 | import clarin.cmdi.componentregistry.impl.ComponentRegistryImplBase; |
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17 | import clarin.cmdi.componentregistry.impl.ComponentUtils; |
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18 | import clarin.cmdi.componentregistry.model.BaseDescription; |
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19 | import clarin.cmdi.componentregistry.model.Comment; |
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20 | import clarin.cmdi.componentregistry.model.ComponentDescription; |
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21 | import clarin.cmdi.componentregistry.model.Group; |
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22 | import clarin.cmdi.componentregistry.model.ProfileDescription; |
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23 | import clarin.cmdi.componentregistry.model.RegistryUser; |
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24 | import clarin.cmdi.componentregistry.persistence.ComponentDao; |
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25 | import clarin.cmdi.componentregistry.persistence.jpa.CommentsDao; |
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26 | import clarin.cmdi.componentregistry.persistence.jpa.UserDao; |
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27 | |
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28 | import java.io.ByteArrayInputStream; |
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29 | import java.io.ByteArrayOutputStream; |
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30 | import java.io.IOException; |
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31 | import java.io.InputStream; |
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32 | import java.io.OutputStream; |
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33 | import java.io.UnsupportedEncodingException; |
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34 | import java.security.Principal; |
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35 | import java.util.ArrayList; |
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36 | import java.util.Calendar; |
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37 | import java.util.Collection; |
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38 | import java.util.Collections; |
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39 | import java.util.Date; |
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40 | import java.util.List; |
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41 | |
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42 | import javax.xml.bind.JAXBException; |
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43 | import javax.xml.transform.TransformerException; |
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44 | |
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45 | import org.slf4j.Logger; |
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46 | import org.slf4j.LoggerFactory; |
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47 | import org.springframework.beans.factory.annotation.Autowired; |
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48 | import org.springframework.beans.factory.annotation.Qualifier; |
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49 | import org.springframework.dao.DataAccessException; |
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50 | import org.springframework.orm.jpa.vendor.Database; |
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51 | import org.springframework.transaction.annotation.Transactional; |
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52 | |
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53 | /** |
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54 | * Implementation of ComponentRegistry that uses Database Acces Objects for |
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55 | * accessing the registry (ergo: a database implementation) |
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56 | * |
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57 | * @author Twan Goosen <twan.goosen@mpi.nl> |
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58 | * @author George.Georgovassilis@mpi.nl |
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59 | */ |
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60 | @Transactional |
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61 | public class ComponentRegistryDbImpl extends ComponentRegistryImplBase implements ComponentRegistry { |
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62 | |
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63 | private final static Logger LOG = LoggerFactory.getLogger(ComponentRegistryDbImpl.class); |
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64 | private Owner registryOwner; |
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65 | private RegistrySpace registrySpace; |
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66 | private Number groupId; |
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67 | @Autowired |
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68 | private Configuration configuration; |
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69 | @Autowired |
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70 | @Qualifier("componentsCache") |
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71 | private CMDComponentSpecCache componentsCache; |
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72 | @Autowired |
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73 | @Qualifier("profilesCache") |
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74 | private CMDComponentSpecCache profilesCache; |
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75 | // DAO's |
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76 | @Autowired |
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77 | private ComponentDao componentDao; |
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78 | @Autowired |
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79 | private UserDao userDao; |
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80 | @Autowired |
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81 | private CommentsDao commentsDao; |
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82 | @Autowired |
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83 | private MDMarshaller marshaller; |
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84 | @Autowired |
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85 | private GroupService groupService; |
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86 | |
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87 | // |
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88 | /** |
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89 | * Default constructor, to use this as a (spring) bean. The public registry |
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90 | * by default. Use setRegistryStatus(), setRegistryOwner(), setGroupId() to |
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91 | * make it another kind of registry. |
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92 | * |
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93 | * |
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94 | */ |
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95 | public ComponentRegistryDbImpl() throws TransformerException { |
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96 | this.registrySpace = RegistrySpace.PUBLISHED; |
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97 | } |
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98 | |
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99 | @Override |
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100 | public Owner getRegistryOwner() { |
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101 | return this.registryOwner; |
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102 | } |
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103 | |
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104 | @Override |
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105 | public void setRegistryOwner(Owner registryOwner) { |
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106 | this.registryOwner = registryOwner; |
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107 | } |
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108 | |
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109 | @Override |
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110 | public RegistrySpace getRegistrySpace() { |
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111 | return this.registrySpace; |
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112 | } |
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113 | |
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114 | @Override |
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115 | public void setRegistrySpace(RegistrySpace registrySpace) { |
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116 | this.registrySpace = registrySpace; |
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117 | } |
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118 | |
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119 | @Override |
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120 | public Number getGroupId() { |
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121 | return this.groupId; |
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122 | } |
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123 | |
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124 | @Override |
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125 | public void setGroupId(Number groupId) { |
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126 | this.groupId = groupId; |
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127 | } |
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128 | |
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129 | @Override |
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130 | public Number getBaseDescriptionOwnerId(String cmdId) { |
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131 | BaseDescription bd = componentDao.getByCmdId(cmdId); |
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132 | return bd.getDbUserId(); |
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133 | } |
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134 | |
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135 | @Override |
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136 | public List<Number> getItemGroups(String cmdId) { |
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137 | List<Group> groups = groupService.getGroupsTheItemIsAMemberOf(cmdId); |
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138 | List<Number> result = new ArrayList<Number>(); |
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139 | if (groups != null) { |
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140 | for (Group group : groups) { |
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141 | result.add(group.getId()); |
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142 | } |
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143 | } |
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144 | return result; |
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145 | } |
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146 | |
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147 | /** |
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148 | * @return The user id, or null if there is no owner or it is not a user. |
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149 | */ |
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150 | private Number getUserId() { |
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151 | if (registryOwner instanceof OwnerUser) { |
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152 | return registryOwner.getId(); |
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153 | } else { |
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154 | return null; |
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155 | } |
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156 | } |
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157 | |
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158 | @Override |
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159 | public Number makeGroupMember(String principalName, String groupName) throws UserUnauthorizedException, ItemNotFoundException{ |
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160 | RegistryUser regOwner = userDao.getPrincipalNameById(registryOwner.getId()); |
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161 | if (groupService.isUserOwnerOfGroup(groupName, regOwner.getPrincipalName()) || |
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162 | configuration.isAdminUser(regOwner.getPrincipalName())) { |
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163 | return groupService.makeMember(principalName, groupName); |
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164 | } else { |
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165 | throw new UserUnauthorizedException("The registry owner is not the admin or not the owner of the group and cannot add users to the group"); |
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166 | } |
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167 | } |
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168 | |
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169 | // @Override |
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170 | // public long removeGroupMember(String principalName, String groupName) throws UserUnauthorizedException, ItemNotFoundException{ |
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171 | // RegistryUser regOwner = userDao.getPrincipalNameById(registryOwner.getId()); |
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172 | // if (groupService.isUserOwnerOfGroup(groupName, regOwner.getPrincipalName()) || |
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173 | // configuration.isAdminUser(regOwner.getPrincipalName())) { |
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174 | // return groupService.removeMember(principalName, groupName); |
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175 | // } else { |
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176 | // throw new UserUnauthorizedException("The registry owner is not the admin or not the owner of the group and cannot add users to the group"); |
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177 | // } |
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178 | // } |
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179 | |
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180 | |
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181 | @Override |
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182 | public List<ProfileDescription> getProfileDescriptions() throws ComponentRegistryException, UserUnauthorizedException { |
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183 | try { |
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184 | switch (registrySpace) { |
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185 | case PRIVATE: |
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186 | if (registryOwner == null) { |
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187 | throw new ComponentRegistryException("Private workspace without owner!"); |
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188 | } |
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189 | return ComponentUtils.toProfiles(componentDao.getPrivateBaseDescriptions(registryOwner.getId(), ProfileDescription.PROFILE_PREFIX)); |
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190 | case GROUP: |
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191 | return this.getProfileDescriptionsInGroup(groupId); |
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192 | case PUBLISHED: |
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193 | return ComponentUtils.toProfiles(componentDao.getPublicBaseDescriptions(ProfileDescription.PROFILE_PREFIX)); |
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194 | default: |
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195 | throw new ComponentRegistryException("Unsupported status type" + registrySpace); |
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196 | } |
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197 | } catch (DataAccessException ex) { |
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198 | throw new ComponentRegistryException("Database access error while trying to get profile descriptions", ex); |
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199 | } |
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200 | } |
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201 | |
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202 | @Override |
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203 | public Boolean isItemPublic(String id) throws ItemNotFoundException { |
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204 | BaseDescription desc = componentDao.getByCmdId(id); |
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205 | if (desc == null) { |
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206 | String idS = (id == null) ? "null" : id; |
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207 | throw new ItemNotFoundException("The component with the id " + idS + "is not found in the database."); |
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208 | } |
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209 | return desc.isPublic(); |
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210 | } |
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211 | |
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212 | @Override |
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213 | public ProfileDescription getProfileDescriptionAccessControlled(String id) throws ItemNotFoundException, UserUnauthorizedException, ComponentRegistryException { |
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214 | boolean hasAccess = this.canCurrentUserAccessDescription(id); |
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215 | if (hasAccess) { |
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216 | try { |
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217 | return ComponentUtils.toProfile(componentDao.getByCmdId(id)); |
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218 | } catch (DataAccessException ex) { |
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219 | throw new ComponentRegistryException("Database access error while trying to get profile description", ex); |
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220 | } |
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221 | } else { |
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222 | throw new UserUnauthorizedException("The logged-in user (aka registry owner) does not have access the the given profile"); |
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223 | } |
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224 | } |
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225 | |
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226 | private ProfileDescription getProfileDescription(String id) throws ComponentRegistryException { |
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227 | try { |
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228 | return ComponentUtils.toProfile(componentDao.getByCmdId(id)); |
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229 | } catch (DataAccessException ex) { |
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230 | throw new ComponentRegistryException("Database access error while trying to get profile description", ex); |
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231 | } |
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232 | |
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233 | } |
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234 | |
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235 | @Override |
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236 | public List<ComponentDescription> getComponentDescriptions() throws ComponentRegistryException, UserUnauthorizedException { |
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237 | try { |
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238 | switch (registrySpace) { |
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239 | case PRIVATE: |
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240 | if (registryOwner == null) { |
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241 | throw new ComponentRegistryException("Private workspace without owner!"); |
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242 | } |
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243 | return ComponentUtils.toComponents(componentDao.getPrivateBaseDescriptions(registryOwner.getId(), ComponentDescription.COMPONENT_PREFIX)); |
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244 | case GROUP: |
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245 | return this.getComponentDescriptionsInGroup(groupId); |
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246 | case PUBLISHED: |
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247 | return ComponentUtils.toComponents(componentDao.getPublicBaseDescriptions(ComponentDescription.COMPONENT_PREFIX)); |
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248 | default: |
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249 | throw new ComponentRegistryException("Unsupported status type" + registrySpace); |
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250 | } |
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251 | } catch (DataAccessException ex) { |
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252 | throw new ComponentRegistryException("Database access error while trying to get profile descriptions", ex); |
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253 | } |
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254 | } |
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255 | |
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256 | @Override |
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257 | public ComponentDescription getComponentDescriptionAccessControlled(String id) throws ComponentRegistryException, UserUnauthorizedException, ItemNotFoundException { |
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258 | boolean hasAccess = this.canCurrentUserAccessDescription(id); |
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259 | if (hasAccess) { |
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260 | try { |
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261 | return ComponentUtils.toComponent(componentDao.getByCmdId(id)); |
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262 | } catch (DataAccessException ex) { |
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263 | throw new ComponentRegistryException("Database access error while trying to get component description", ex); |
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264 | } |
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265 | } else { |
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266 | throw new UserUnauthorizedException("The logged-in user (aka registry owner) does not have access the the given component"); |
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267 | } |
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268 | } |
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269 | |
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270 | private ComponentDescription getComponentDescription(String id) throws ComponentRegistryException { |
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271 | try { |
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272 | return ComponentUtils.toComponent(componentDao.getByCmdId(id)); |
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273 | } catch (DataAccessException ex) { |
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274 | throw new ComponentRegistryException("Database access error while trying to get component description", ex); |
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275 | } |
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276 | |
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277 | } |
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278 | |
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279 | @Override |
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280 | public List<Comment> getCommentsInProfile(String profileId) throws ComponentRegistryException, UserUnauthorizedException, ItemNotFoundException { |
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281 | try { |
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282 | //Olha was here |
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283 | //if (componentDao.isInRegistry(profileId, getUserId())) { |
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284 | if (this.canCurrentUserAccessDescription(profileId)) { |
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285 | final List<Comment> commentsFromProfile = commentsDao.getCommentsFromItem(profileId); |
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286 | this.setCanDeleteInComments(commentsFromProfile); |
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287 | return commentsFromProfile; |
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288 | } else { |
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289 | throw new UserUnauthorizedException("The logged-in user (aka registry owner) does not have access the the given profile"); |
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290 | } |
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291 | } catch (DataAccessException ex) { |
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292 | throw new ComponentRegistryException( |
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293 | "Database access error while trying to get list of comments from profile", ex); |
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294 | } |
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295 | } |
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296 | |
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297 | @Override |
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298 | public Comment getSpecifiedCommentInProfile(String profileId, String commentId) |
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299 | throws ComponentRegistryException, UserUnauthorizedException, ItemNotFoundException { |
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300 | if (this.canCurrentUserAccessDescription(profileId)) { |
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301 | try { |
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302 | Comment comment = commentsDao.findOne(Long.parseLong(commentId)); |
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303 | if (comment != null && profileId.equals(comment.getComponentId())) { |
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304 | this.setCanDeleteInComments(Collections.singleton(comment)); |
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305 | return comment; |
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306 | } else { |
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307 | throw new ItemNotFoundException("Comment " + commentId + " for the profile " + profileId + " is not found."); |
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308 | } |
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309 | } catch (DataAccessException ex) { |
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310 | throw new ComponentRegistryException("Database access error while trying to get comment from profile", ex); |
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311 | } |
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312 | } else { |
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313 | throw new UserUnauthorizedException("The logged-in user (aka registry owner) does not have access the the given profile"); |
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314 | } |
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315 | } |
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316 | |
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317 | @Override |
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318 | public List<Comment> getCommentsInComponent(String componentId) |
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319 | throws ComponentRegistryException, UserUnauthorizedException, ItemNotFoundException { |
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320 | if (this.canCurrentUserAccessDescription(componentId)) { |
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321 | try { |
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322 | final List<Comment> commentsFromComponent = commentsDao.getCommentsFromItem(componentId); |
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323 | this.setCanDeleteInComments(commentsFromComponent); |
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324 | return commentsFromComponent; |
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325 | |
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326 | } catch (DataAccessException ex) { |
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327 | throw new ComponentRegistryException( |
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328 | "Database access error while trying to get list of comments from component", ex); |
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329 | } |
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330 | } else { |
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331 | throw new UserUnauthorizedException("The logged-in user (aka registry owner) does not have access the the given component"); |
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332 | } |
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333 | } |
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334 | |
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335 | @Override |
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336 | public Comment getSpecifiedCommentInComponent(String componentId, String commentId) |
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337 | throws ComponentRegistryException, UserUnauthorizedException, ItemNotFoundException { |
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338 | if (this.canCurrentUserAccessDescription(componentId)) { |
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339 | try { |
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340 | Comment comment = commentsDao.findOne(Long.parseLong(commentId)); |
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341 | if (comment != null && componentId.equals(comment.getComponentId().toString())) { |
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342 | this.setCanDeleteInComments(Collections.singleton(comment)); |
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343 | return comment; |
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344 | } else { |
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345 | throw new ItemNotFoundException("Comment " + commentId + " for the component " + componentId + " is not found."); |
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346 | } |
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347 | } catch (DataAccessException ex) { |
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348 | throw new ComponentRegistryException("Database access error while trying to get comment from component", ex); |
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349 | } |
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350 | } else { |
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351 | throw new UserUnauthorizedException("The logged-in user (aka registry owner) does not have access the the given component"); |
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352 | } |
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353 | } |
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354 | |
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355 | /** |
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356 | * Sets the {@link Comment#setCanDelete(boolean) canDelete} property on all |
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357 | * comments in the provided collection for the perspective of the specified |
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358 | * principal. Comment owners (determined by {@link Comment#getUserId() }) |
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359 | * and admins can delete, others cannot. |
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360 | * |
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361 | * @param comments comments to configure |
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362 | * @param principal user to configure for |
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363 | * @see Comment#isCanDelete() |
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364 | */ |
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365 | private void setCanDeleteInComments(Collection<Comment> comments) { |
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366 | String principalName = (userDao.getPrincipalNameById(registryOwner.getId())).getPrincipalName(); |
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367 | final boolean isAdmin = configuration.isAdminUser(principalName); |
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368 | for (Comment comment : comments) { |
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369 | comment.setCanDelete(isAdmin || comment.getUserId() == registryOwner.getId().longValue()); |
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370 | } |
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371 | |
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372 | } |
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373 | |
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374 | @Override |
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375 | public CMDComponentSpec getMDProfileAccessControled(String id) throws ComponentRegistryException, UserUnauthorizedException, ItemNotFoundException { |
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376 | if (this.canCurrentUserAccessDescription(id)) { |
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377 | return this.getMDProfile(id); |
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378 | } else { |
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379 | throw new UserUnauthorizedException("The logged-in user (aka registry owner) does not have access the the given profile or the profile is not found."); |
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380 | } |
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381 | } |
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382 | |
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383 | private CMDComponentSpec getMDProfile(String id) throws ComponentRegistryException { |
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384 | if (id.startsWith(ProfileDescription.PROFILE_PREFIX)) { |
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385 | CMDComponentSpec result = profilesCache.get(id); |
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386 | if (result == null && !profilesCache.containsKey(id)) { |
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387 | result = this.getUncachedMDProfile(id); |
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388 | profilesCache.put(id, result); |
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389 | } |
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390 | return result; |
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391 | } else { |
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392 | throw new ComponentRegistryException("the id " + id + " is not a profile id."); |
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393 | } |
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394 | } |
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395 | |
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396 | public CMDComponentSpec getUncachedMDProfile(String id) throws ComponentRegistryException { |
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397 | try { |
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398 | return this.getUncachedMDComponent(id, componentDao); |
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399 | } catch (DataAccessException ex) { |
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400 | throw new ComponentRegistryException("Database access error while trying to get profile", ex); |
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401 | } |
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402 | } |
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403 | |
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404 | @Override |
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405 | public CMDComponentSpec getMDComponentAccessControlled(String id) throws ComponentRegistryException, UserUnauthorizedException, ItemNotFoundException { |
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406 | if (this.canCurrentUserAccessDescription(id)) { |
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407 | return this.getMDComponent(id); |
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408 | } else { |
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409 | throw new UserUnauthorizedException("The logged-in user (aka registry owner) does not have access the the given component or the component is not found."); |
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410 | } |
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411 | } |
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412 | |
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413 | @Override |
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414 | public CMDComponentSpec getMDComponent(String id) throws ComponentRegistryException { |
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415 | if (id.startsWith(ComponentDescription.COMPONENT_PREFIX)) { |
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416 | CMDComponentSpec result = componentsCache.get(id); |
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417 | if (result == null && !componentsCache.containsKey(id)) { |
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418 | result = getUncachedMDComponent(id); |
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419 | componentsCache.put(id, result); |
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420 | } |
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421 | return result; |
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422 | } else { |
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423 | throw new ComponentRegistryException("The id " + id + " is not a component id"); |
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424 | } |
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425 | } |
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426 | |
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427 | public CMDComponentSpec getUncachedMDComponent(String id) throws ComponentRegistryException { |
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428 | try { |
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429 | return this.getUncachedMDComponent(id, componentDao); |
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430 | } catch (DataAccessException ex) { |
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431 | throw new ComponentRegistryException("Database access error while trying to get component", ex); |
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432 | } |
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433 | } |
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434 | |
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435 | @Override |
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436 | public int register(BaseDescription description, CMDComponentSpec spec) { |
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437 | enrichSpecHeader(spec, description); |
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438 | try { |
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439 | String xml = componentSpecToString(spec); |
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440 | // Convert principal name to user record id |
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441 | Number uid = convertUserInDescription(description); |
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442 | componentDao.insertDescription(description, xml, description.isPublic(), uid); |
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443 | invalidateCache(description); |
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444 | return 0; |
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445 | } catch (DataAccessException ex) { |
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446 | LOG.error("Database error while registering component", ex); |
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447 | return -1; |
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448 | } catch (JAXBException ex) { |
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449 | LOG.error("Error while registering component", ex); |
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450 | return -2; |
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451 | } catch (UnsupportedEncodingException ex) { |
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452 | LOG.error("Error while registering component", ex); |
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453 | return -3; |
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454 | } |
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455 | } |
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456 | |
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457 | @Override |
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458 | public int registerComment(Comment comment, String principalName) throws ComponentRegistryException, ItemNotFoundException, UserUnauthorizedException { |
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459 | try { |
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460 | if (comment.getComponentId() != null) { |
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461 | if (this.canCurrentUserAccessDescription(comment.getComponentId())) { |
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462 | // Convert principal name to user record id |
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463 | Number uid = convertUserIdInComment(comment, principalName); |
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464 | // Set date to current date |
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465 | comment.setCommentDate(new Date()); |
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466 | comment.setUserId(uid.longValue()); |
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467 | commentsDao.saveAndFlush(comment); |
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468 | |
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469 | } else { |
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470 | throw new UserUnauthorizedException("The logged-in user cannot access the component/profile with id " + comment.getComponentId()); |
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471 | } |
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472 | } else { |
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473 | throw new ComponentRegistryException("The component/profile id for this comment is null."); |
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474 | } |
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475 | return 0; |
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476 | } catch (DataAccessException ex) { |
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477 | LOG.error("Database error while registering component", ex); |
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478 | return -1; |
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479 | } |
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480 | } |
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481 | |
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482 | /** |
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483 | * Calling service sets user id to principle. Our task is to convert this to |
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484 | * an id for later reference. If none is set and this is a user's workspace, |
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485 | * set from that user's id. |
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486 | * |
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487 | * It also sets the name in the description according to the display name in |
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488 | * the database. |
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489 | * |
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490 | * @param description Description containing principle name as userId |
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491 | * @return Id (from database) |
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492 | * @throws DataAccessException |
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493 | */ |
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494 | private Number convertUserInDescription(BaseDescription description) throws DataAccessException { |
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495 | Number uid = null; |
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496 | String name = null; |
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497 | if (description.getUserId() != null) { |
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498 | RegistryUser user = userDao.getByPrincipalName(description.getUserId()); |
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499 | if (user != null) { |
---|
500 | uid = user.getId(); |
---|
501 | name = user.getName(); |
---|
502 | } |
---|
503 | } else { |
---|
504 | uid = getUserId(); // this can be null as well |
---|
505 | } |
---|
506 | if (uid != null) { |
---|
507 | description.setUserId(uid.toString()); |
---|
508 | } |
---|
509 | if (name != null) { |
---|
510 | description.setCreatorName(name); |
---|
511 | } |
---|
512 | return uid; |
---|
513 | } |
---|
514 | |
---|
515 | /** |
---|
516 | * Calling service sets user id to principle. Our task is to convert this to |
---|
517 | * an id for later reference. If none is set and this is a user's workspace, |
---|
518 | * set from that user's id. |
---|
519 | * |
---|
520 | * @param comment Comment containing principle name as userId |
---|
521 | * @return Id (from database) |
---|
522 | * @throws DataAccessException |
---|
523 | */ |
---|
524 | private Number convertUserIdInComment(Comment comment, String principalName) throws DataAccessException, |
---|
525 | ComponentRegistryException { |
---|
526 | if (principalName != null) { |
---|
527 | RegistryUser user = userDao.getByPrincipalName(principalName); |
---|
528 | if (user != null) { |
---|
529 | Long id = user.getId(); |
---|
530 | if (id != null) { |
---|
531 | // Set user id in comment for convenience of calling method |
---|
532 | comment.setUserId(id); |
---|
533 | // Set name to user's preferred display name |
---|
534 | comment.setUserName(user.getName()); |
---|
535 | return id; |
---|
536 | } else { |
---|
537 | throw new ComponentRegistryException("Cannot find user with principal name: " + principalName); |
---|
538 | } |
---|
539 | } |
---|
540 | } |
---|
541 | return null; |
---|
542 | } |
---|
543 | |
---|
544 | @Override |
---|
545 | public int update(BaseDescription description, CMDComponentSpec spec, boolean forceUpdate) throws UserUnauthorizedException, ItemNotFoundException { |
---|
546 | try { |
---|
547 | this.checkAuthorisation(description); |
---|
548 | this.checkAge(description); |
---|
549 | // For public components, check if used in other components or |
---|
550 | // profiles (unless forced) |
---|
551 | if (!forceUpdate && description.isPublic() && !description.isProfile()) { |
---|
552 | this.checkStillUsed(description.getId()); |
---|
553 | } |
---|
554 | componentDao.updateDescription(getIdForDescription(description), description, componentSpecToString(spec)); |
---|
555 | invalidateCache(description); |
---|
556 | return 0; |
---|
557 | } catch (JAXBException ex) { |
---|
558 | LOG.error("Error while updating component", ex); |
---|
559 | return -1; |
---|
560 | } catch (UnsupportedEncodingException ex) { |
---|
561 | LOG.error("Error while updating component", ex); |
---|
562 | return -1; |
---|
563 | } catch (IllegalArgumentException ex) { |
---|
564 | LOG.error("Error while updating component", ex); |
---|
565 | return -1; |
---|
566 | } catch (DeleteFailedException e) { |
---|
567 | LOG.error("Error while updating component", e); |
---|
568 | return -1; |
---|
569 | } catch (ComponentRegistryException e) { |
---|
570 | LOG.error("Error while updating component", e); |
---|
571 | return -1; |
---|
572 | } |
---|
573 | } |
---|
574 | |
---|
575 | @Override |
---|
576 | public int publish(BaseDescription desc, CMDComponentSpec spec, Principal principal) throws UserUnauthorizedException, ItemNotFoundException { |
---|
577 | int result = 0; |
---|
578 | this.checkAuthorisation(desc); |
---|
579 | if (desc.isPublic()) { // if already in published |
---|
580 | // todo |
---|
581 | desc.setHref(ComponentUtils.createPublicHref(desc.getHref())); |
---|
582 | Number id = getIdForDescription(desc); |
---|
583 | try { |
---|
584 | // Update description & content |
---|
585 | componentDao.updateDescription(id, desc, componentSpecToString(spec)); |
---|
586 | // Set to public |
---|
587 | componentDao.setPublished(id, true); |
---|
588 | } catch (DataAccessException ex) { |
---|
589 | LOG.error("Database error while updating component", ex); |
---|
590 | return -1; |
---|
591 | } catch (JAXBException ex) { |
---|
592 | LOG.error("Error while updating component", ex); |
---|
593 | return -2; |
---|
594 | } catch (UnsupportedEncodingException ex) { |
---|
595 | LOG.error("Error while updating component", ex); |
---|
596 | return -3; |
---|
597 | } |
---|
598 | } |
---|
599 | return result; |
---|
600 | } |
---|
601 | |
---|
602 | @Override |
---|
603 | public void getMDProfileAsXml(String profileId, OutputStream output) throws ComponentRegistryException { |
---|
604 | CMDComponentSpec expandedSpec = CMDComponentSpecExpanderDbImpl.expandProfile(profileId, this); |
---|
605 | writeXml(expandedSpec, output); |
---|
606 | } |
---|
607 | |
---|
608 | @Override |
---|
609 | public void getMDProfileAsXsd(String profileId, OutputStream outputStream) throws ComponentRegistryException { |
---|
610 | CMDComponentSpec expandedSpec = CMDComponentSpecExpanderDbImpl.expandProfile(profileId, this); |
---|
611 | writeXsd(expandedSpec, outputStream); |
---|
612 | } |
---|
613 | |
---|
614 | @Override |
---|
615 | public void getMDComponentAsXml(String componentId, OutputStream output) throws ComponentRegistryException { |
---|
616 | CMDComponentSpec expandedSpec = CMDComponentSpecExpanderDbImpl.expandComponent(componentId, this); |
---|
617 | writeXml(expandedSpec, output); |
---|
618 | } |
---|
619 | |
---|
620 | @Override |
---|
621 | public void getMDComponentAsXsd(String componentId, OutputStream outputStream) throws ComponentRegistryException { |
---|
622 | CMDComponentSpec expandedSpec = CMDComponentSpecExpanderDbImpl.expandComponent(componentId, this); |
---|
623 | writeXsd(expandedSpec, outputStream); |
---|
624 | } |
---|
625 | |
---|
626 | @Override |
---|
627 | public void deleteMDProfile(String profileId) throws UserUnauthorizedException, |
---|
628 | DeleteFailedException, ComponentRegistryException, ItemNotFoundException { |
---|
629 | ProfileDescription desc = getProfileDescriptionAccessControlled(profileId); |
---|
630 | if (desc != null) { |
---|
631 | try { |
---|
632 | this.checkAuthorisation(desc); |
---|
633 | this.checkAge(desc); |
---|
634 | componentDao.setDeleted(desc, true); |
---|
635 | invalidateCache(desc); |
---|
636 | } catch (DataAccessException ex) { |
---|
637 | throw new DeleteFailedException("Database access error while trying to delete profile", ex); |
---|
638 | } |
---|
639 | } |
---|
640 | } |
---|
641 | |
---|
642 | @Override |
---|
643 | public void deleteMDComponent(String componentId, boolean forceDelete) |
---|
644 | throws UserUnauthorizedException, DeleteFailedException, ComponentRegistryException, ItemNotFoundException { |
---|
645 | BaseDescription desc = getComponentDescriptionAccessControlled(componentId); |
---|
646 | if (desc != null) { |
---|
647 | try { |
---|
648 | this.checkAuthorisation(desc); |
---|
649 | this.checkAge(desc); |
---|
650 | |
---|
651 | if (!forceDelete) { |
---|
652 | checkStillUsed(componentId); |
---|
653 | } |
---|
654 | componentDao.setDeleted(desc, true); |
---|
655 | invalidateCache(desc); |
---|
656 | } catch (DataAccessException ex) { |
---|
657 | throw new DeleteFailedException("Database access error while trying to delete component", ex); |
---|
658 | } |
---|
659 | } |
---|
660 | } |
---|
661 | |
---|
662 | private void invalidateCache(BaseDescription description) { |
---|
663 | if (description.isProfile()) { |
---|
664 | profilesCache.remove(description.getId()); |
---|
665 | } else { |
---|
666 | componentsCache.remove(description.getId()); |
---|
667 | } |
---|
668 | } |
---|
669 | |
---|
670 | /** |
---|
671 | * Looks up description on basis of CMD Id. This will also check if such a |
---|
672 | * record even exists. |
---|
673 | * |
---|
674 | * @param description Description to look up |
---|
675 | * @return Database id for description |
---|
676 | * @throws IllegalArgumentException If description with non-existing id is |
---|
677 | * passed |
---|
678 | */ |
---|
679 | private Number getIdForDescription(BaseDescription description) throws IllegalArgumentException { |
---|
680 | Number dbId = null; |
---|
681 | try { |
---|
682 | dbId = componentDao.getDbId(description.getId()); |
---|
683 | } catch (DataAccessException ex) { |
---|
684 | LOG.error("Error getting dbId for component with id " + description.getId(), ex); |
---|
685 | } |
---|
686 | if (dbId == null) { |
---|
687 | throw new IllegalArgumentException("Could not get database Id for description"); |
---|
688 | } else { |
---|
689 | return dbId; |
---|
690 | } |
---|
691 | } |
---|
692 | |
---|
693 | private String componentSpecToString(CMDComponentSpec spec) throws UnsupportedEncodingException, JAXBException { |
---|
694 | ByteArrayOutputStream os = new ByteArrayOutputStream(); |
---|
695 | getMarshaller().marshal(spec, os); |
---|
696 | String xml = os.toString("UTF-8"); |
---|
697 | return xml; |
---|
698 | } |
---|
699 | |
---|
700 | private CMDComponentSpec getUncachedMDComponent(String id, ComponentDao dao) { |
---|
701 | String xml = dao.getContent(false, id); |
---|
702 | if (xml != null) { |
---|
703 | try { |
---|
704 | InputStream is = new ByteArrayInputStream(xml.getBytes("UTF-8")); |
---|
705 | CMDComponentSpec result = getMarshaller().unmarshal(CMDComponentSpec.class, is, null); |
---|
706 | try { |
---|
707 | is.close(); |
---|
708 | return result; |
---|
709 | } catch (IOException ex) { |
---|
710 | LOG.error("Cannot close the stream", ex); |
---|
711 | return result; |
---|
712 | } |
---|
713 | |
---|
714 | } catch (JAXBException ex) { |
---|
715 | LOG.error("Error while unmarshalling", ex); |
---|
716 | } catch (UnsupportedEncodingException ex) { |
---|
717 | LOG.error("Exception while reading XML from database", ex); |
---|
718 | } |
---|
719 | } |
---|
720 | return null; |
---|
721 | } |
---|
722 | |
---|
723 | private void checkAuthorisation(BaseDescription desc) throws UserUnauthorizedException, ItemNotFoundException { |
---|
724 | if (!this.canCurrentUserAccessDescription(desc.getId())) { |
---|
725 | String principalName = (registryOwner != null) ? userDao.getPrincipalNameById(registryOwner.getId()).getPrincipalName() : "null"; |
---|
726 | throw new UserUnauthorizedException("Unauthorized operation user '" + principalName |
---|
727 | + "' is not the creator (nor a member of the group, nor an administrator) of the " |
---|
728 | + (desc.isProfile() ? "profile" : "component") + "(" + desc + ")."); |
---|
729 | } |
---|
730 | } |
---|
731 | |
---|
732 | private void checkAuthorisationComment(Comment desc) throws UserUnauthorizedException { |
---|
733 | String principalName = userDao.getPrincipalNameById(registryOwner.getId()).getPrincipalName(); |
---|
734 | if (!(this.isOwnerOfComment(desc, principalName) || configuration.isAdminUser(principalName))) { |
---|
735 | throw new UserUnauthorizedException("Unauthorized operation: user '" + principalName |
---|
736 | + "' is not the creator (nor the Administrator) of the comment " + (desc.getId())); |
---|
737 | } |
---|
738 | } |
---|
739 | |
---|
740 | // private boolean isOwnerOfDescription(BaseDescription desc, String principalName) { |
---|
741 | // String owner = componentDao.getOwnerPrincipalName(getIdForDescription(desc)); |
---|
742 | // return owner != null // If owner is null, no one can be owner |
---|
743 | // && principalName.equals(owner); |
---|
744 | // } |
---|
745 | private boolean isOwnerOfComment(Comment com, String principalName) { |
---|
746 | long id = Long.parseLong(com.getId()); |
---|
747 | RegistryUser owner = commentsDao.getOwnerOfComment(id); |
---|
748 | return owner != null // If owner is null, no one can be owner |
---|
749 | && principalName.equals(owner.getPrincipalName()); |
---|
750 | } |
---|
751 | |
---|
752 | private void checkAge(BaseDescription desc) throws DeleteFailedException { |
---|
753 | String principalName = userDao.getPrincipalNameById(registryOwner.getId()).getPrincipalName(); |
---|
754 | if (desc.isPublic() && !configuration.isAdminUser(principalName)) { |
---|
755 | Date regDate = desc.getRegistrationDate(); |
---|
756 | Calendar calendar = Calendar.getInstance(); |
---|
757 | calendar.set(Calendar.MONTH, calendar.get(Calendar.MONTH) - 1); |
---|
758 | if (regDate.before(calendar.getTime())) { // More then month old |
---|
759 | throw new DeleteFailedException( |
---|
760 | "The " |
---|
761 | + (desc.isProfile() ? "profile" : "Ccomponent") |
---|
762 | + " is more than a month old and cannot be deleted anymore. It might have been used to create metadata, deleting it would invalidate that metadata."); |
---|
763 | } |
---|
764 | } |
---|
765 | } |
---|
766 | |
---|
767 | @Override |
---|
768 | public String getName() { |
---|
769 | if (this.getRegistrySpace() != null) { |
---|
770 | if (this.getRegistrySpace().equals(RegistrySpace.PUBLISHED)) { |
---|
771 | return ComponentRegistry.PUBLIC_NAME; |
---|
772 | } else { |
---|
773 | if (this.getRegistrySpace().equals(RegistrySpace.GROUP)) { |
---|
774 | if (groupId != null) { |
---|
775 | return "Registry of group" + groupId.toString(); |
---|
776 | } else { |
---|
777 | return "Error: Registry of group null."; |
---|
778 | } |
---|
779 | } |
---|
780 | } |
---|
781 | }; |
---|
782 | RegistryUser u = userDao.findOne(getUserId().longValue()); |
---|
783 | return "Registry of " + u.getName(); |
---|
784 | } |
---|
785 | |
---|
786 | private boolean canCurrentUserAccessDescription(String cmdId) throws ItemNotFoundException { |
---|
787 | if (cmdId == null) { |
---|
788 | throw new ItemNotFoundException("Item with the null cmdIdentifier."); |
---|
789 | } |
---|
790 | |
---|
791 | BaseDescription description = componentDao.getByCmdId(cmdId); |
---|
792 | if (description == null) { |
---|
793 | throw new ItemNotFoundException("Item with the id " + cmdId + " is not found."); |
---|
794 | } |
---|
795 | |
---|
796 | |
---|
797 | Number userId = getUserId(); |
---|
798 | if (userId == null) { |
---|
799 | return false; |
---|
800 | } |
---|
801 | RegistryUser user = userDao.findOne(userId.longValue()); |
---|
802 | if (user == null) { |
---|
803 | return false; |
---|
804 | } |
---|
805 | |
---|
806 | |
---|
807 | if (configuration.isAdminUser(user.getPrincipalName())) { |
---|
808 | return true; |
---|
809 | } |
---|
810 | |
---|
811 | return groupService.canUserAccessComponentEitherOnHisOwnOrThroughGroupMembership(user, description); |
---|
812 | } |
---|
813 | |
---|
814 | @Override |
---|
815 | public List<ProfileDescription> getDeletedProfileDescriptions() throws ComponentRegistryException { |
---|
816 | return ComponentUtils.toProfiles(componentDao.getDeletedDescriptions(getUserId())); |
---|
817 | } |
---|
818 | |
---|
819 | @Override |
---|
820 | public List<ComponentDescription> getDeletedComponentDescriptions() throws ComponentRegistryException { |
---|
821 | return ComponentUtils.toComponents(componentDao.getDeletedDescriptions(getUserId())); |
---|
822 | } |
---|
823 | |
---|
824 | @Override |
---|
825 | public void deleteComment(String commentId) throws IOException, |
---|
826 | UserUnauthorizedException, DeleteFailedException, ItemNotFoundException { |
---|
827 | try { |
---|
828 | Comment comment = commentsDao.findOne(Long.parseLong(commentId)); |
---|
829 | if (comment != null |
---|
830 | // Comment must have an existing (in this registry) |
---|
831 | // componentId or profileId |
---|
832 | && comment.getComponentId() != null |
---|
833 | && this.canCurrentUserAccessDescription(comment.getComponentId())) { |
---|
834 | this.checkAuthorisationComment(comment); |
---|
835 | commentsDao.delete(comment); |
---|
836 | } else { |
---|
837 | // Comment exists in DB, but component is not in this registry |
---|
838 | throw new ItemNotFoundException("Comment " + commentId + " cannot be found in specified registry"); |
---|
839 | } |
---|
840 | } catch (DataAccessException ex) { |
---|
841 | throw new DeleteFailedException("Database access error while trying to delete component", ex); |
---|
842 | } catch (NumberFormatException ex) { |
---|
843 | throw new DeleteFailedException("Illegal comment ID, cannot parse integer", ex); |
---|
844 | } |
---|
845 | } |
---|
846 | |
---|
847 | @Override |
---|
848 | public CMDComponentSpecExpander getExpander() { |
---|
849 | return new CMDComponentSpecExpanderDbImpl(this); |
---|
850 | } |
---|
851 | |
---|
852 | @Override |
---|
853 | protected MDMarshaller getMarshaller() { |
---|
854 | return marshaller; |
---|
855 | } |
---|
856 | |
---|
857 | @Override |
---|
858 | public String toString() { |
---|
859 | return getName(); |
---|
860 | } |
---|
861 | |
---|
862 | private List<ComponentDescription> getComponentDescriptionsInGroup(Number groupId) |
---|
863 | throws ComponentRegistryException, UserUnauthorizedException { |
---|
864 | |
---|
865 | String principalName = userDao.getPrincipalNameById(registryOwner.getId()).getPrincipalName(); |
---|
866 | |
---|
867 | if (!groupService.userGroupMember(principalName, groupId.toString())) { |
---|
868 | throw new UserUnauthorizedException("The user \'" + principalName + "\' does not have access to components of the group " + groupId); |
---|
869 | } |
---|
870 | |
---|
871 | List<String> componentIds = componentDao.getAllItemIdsInGroup(ComponentDescription.COMPONENT_PREFIX, groupId.longValue()); |
---|
872 | List<ComponentDescription> components = new ArrayList<ComponentDescription>(); |
---|
873 | for (String id : componentIds) { |
---|
874 | BaseDescription description = componentDao.getByCmdId(id); |
---|
875 | if (description != null) { |
---|
876 | components.add(ComponentUtils.toComponent(description)); |
---|
877 | } |
---|
878 | } |
---|
879 | return components; |
---|
880 | } |
---|
881 | |
---|
882 | private List<ProfileDescription> getProfileDescriptionsInGroup(Number groupId) throws ComponentRegistryException, UserUnauthorizedException { |
---|
883 | |
---|
884 | String principalName = userDao.getPrincipalNameById(registryOwner.getId()).getPrincipalName(); |
---|
885 | |
---|
886 | if (!groupService.userGroupMember(principalName, groupId.toString())) { |
---|
887 | throw new UserUnauthorizedException("The user \'" + principalName + "\' does not have access to profiles of the group " + groupId); |
---|
888 | } |
---|
889 | |
---|
890 | List<String> profileIds = componentDao.getAllItemIdsInGroup(ProfileDescription.PROFILE_PREFIX, groupId.longValue()); |
---|
891 | List<ProfileDescription> profiles = new ArrayList<ProfileDescription>(); |
---|
892 | for (String id : profileIds) { |
---|
893 | BaseDescription description = componentDao.getByCmdId(id); |
---|
894 | if (description != null) { |
---|
895 | profiles.add(ComponentUtils.toProfile(description)); |
---|
896 | } |
---|
897 | } |
---|
898 | return profiles; |
---|
899 | } |
---|
900 | |
---|
901 | @Override |
---|
902 | public List<ProfileDescription> getProfileDescriptionsForMetadaEditor(Number groupId) throws UserUnauthorizedException, |
---|
903 | ComponentRegistryException { |
---|
904 | return this.getProfileDescriptionsInGroup(groupId.longValue()); |
---|
905 | } |
---|
906 | |
---|
907 | @Override |
---|
908 | public List<String> getAllNonDeletedProfileIds() { |
---|
909 | return componentDao.getAllNonDeletedProfileIds(); |
---|
910 | } |
---|
911 | |
---|
912 | @Override |
---|
913 | public List<String> getAllNonDeletedComponentIds() { |
---|
914 | return componentDao.getAllNonDeletedComponentIds(); |
---|
915 | } |
---|
916 | |
---|
917 | @Override |
---|
918 | public List<ComponentDescription> getUsageInComponents(String componentId) throws ComponentRegistryException { |
---|
919 | LOG.debug("Checking usage of component {} in components", componentId); |
---|
920 | List<ComponentDescription> result = new ArrayList<ComponentDescription>(); |
---|
921 | List<String> ids = getAllNonDeletedComponentIds(); |
---|
922 | for (String id : ids) { |
---|
923 | CMDComponentSpec spec = getMDComponent(id); |
---|
924 | if (spec != null && hasComponentId(componentId, spec.getCMDComponent())) { |
---|
925 | LOG.debug("Component {} used in component {}", componentId, spec.getHeader().getID()); |
---|
926 | result.add(getComponentDescription(id)); |
---|
927 | } |
---|
928 | } |
---|
929 | return result; |
---|
930 | } |
---|
931 | |
---|
932 | @Override |
---|
933 | public List<ProfileDescription> getUsageInProfiles(String componentId) throws ComponentRegistryException { |
---|
934 | LOG.debug("Checking usage of component {} in profiles", componentId); |
---|
935 | List<ProfileDescription> result = new ArrayList<ProfileDescription>(); |
---|
936 | for (String id : getAllNonDeletedProfileIds()) { |
---|
937 | CMDComponentSpec profile = getMDProfile(id); |
---|
938 | if (profile != null && hasComponentId(componentId, profile.getCMDComponent())) { |
---|
939 | LOG.debug("Component {} used in profile {}", componentId, profile.getHeader().getID()); |
---|
940 | result.add(getProfileDescription(id)); |
---|
941 | } |
---|
942 | } |
---|
943 | return result; |
---|
944 | } |
---|
945 | |
---|
946 | protected static boolean findComponentId(String componentId, List<CMDComponentType> componentReferences) { |
---|
947 | for (CMDComponentType cmdComponent : componentReferences) { |
---|
948 | if (hasComponentId(componentId, cmdComponent)) { |
---|
949 | return true; |
---|
950 | } |
---|
951 | } |
---|
952 | return false; |
---|
953 | } |
---|
954 | |
---|
955 | private static boolean hasComponentId(String componentId, CMDComponentType cmdComponent) { |
---|
956 | if (componentId.equals(cmdComponent.getComponentId())) { |
---|
957 | return true; |
---|
958 | } else if (findComponentId(componentId, cmdComponent.getCMDComponent())) { |
---|
959 | return true; |
---|
960 | } else { |
---|
961 | return false; |
---|
962 | } |
---|
963 | } |
---|
964 | |
---|
965 | protected void checkStillUsed(String componentId) throws DeleteFailedException, ComponentRegistryException { |
---|
966 | for (String id : getAllNonDeletedProfileIds()) { |
---|
967 | CMDComponentSpec spec = getMDProfile(id); |
---|
968 | if (spec != null && hasComponentId(componentId, spec.getCMDComponent())) { |
---|
969 | LOG.warn("Cannot delete component {}, still used in profile {} and possibly other profiles and/or components", componentId, spec.getHeader().getID()); |
---|
970 | // Profile match - throw |
---|
971 | throw new DeleteFailedException("Component is still in use by other components or profiles. Request component usage for details."); |
---|
972 | } |
---|
973 | } |
---|
974 | |
---|
975 | LOG.debug("Component {} is not used in any profiles", componentId); |
---|
976 | |
---|
977 | for (String id : getAllNonDeletedComponentIds()) { |
---|
978 | CMDComponentSpec spec = getMDComponent(id); |
---|
979 | if (spec != null && hasComponentId(componentId, spec.getCMDComponent())) { |
---|
980 | LOG.warn("Cannot delete component {}, still used in component {} and possibly other components", componentId, spec.getHeader().getID()); |
---|
981 | // Component match -> throw |
---|
982 | throw new DeleteFailedException("Component is still in use by one or more other components. Request component usage for details."); |
---|
983 | } |
---|
984 | } |
---|
985 | } |
---|
986 | |
---|
987 | |
---|
988 | } |
---|