Changes for page Technical details
Last modified by lzehl on 2021/07/05 18:57
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... ... @@ -124,7 +124,6 @@ 124 124 "PROPERTY_NAME": { 125 125 "type": "DATA_TYPE", 126 126 "_instruction": "METADATA_ENTRY_INSTRUCTION" 127 - } 128 128 }, 129 129 "required": [ 130 130 "PROPERTY_NAME" ... ... @@ -139,7 +139,7 @@ 139 139 Under **##"properties"##** a nested associative array is defined, where each key defines the property name (format: lowerCamelCase; e.g. **##"givenName"##**). The corresponding value is again a nested associative array defining the expected data **##"type"##** (cf. below) and the **##"_instructions"##** for entering the correct metadata for the respective property. 140 140 141 141 (% style="text-align: justify;" %) 142 -Under **##"required"##** a list of property names can be provided that are obligatory to be present in a correctly instantiated metadata instance of the respective schema. If none of the properties are required, this key-value pair does not have to be specified. Note that within openMINDS, it is assumed that only the stated properties are allowed (additional undefined properties are prohibited per default).141 +Under **##"required"##** a list of property names can be provided that are obligatory to be present in a correctly instantiated metadata instance of the respective schema. If none of the properties are required, this key-value pair does not have to be specified. 143 143 144 144 (% style="text-align: justify;" %) 145 145 ==== Schemas extending a context-schema ==== ... ... @@ -160,148 +160,11 @@ 160 160 ==== Data type depending constraints ==== 161 161 162 162 (% style="text-align: justify;" %) 163 -Depending on the expected data **##"type"##** additional constraints can be made for the metadata entry of a respective property. Currently, the openMINDS schema template syntax supports the following data types: **##"string"##**, **##"number"##**(integer or float),##**"integer"**##, **##"float"##**, **##"boolean"##**, **##"object"##** or **##"array"##**.Exceptfor**##"boolean"##**, all these data types can have additional constraints.The essential constraints will be summarized in the following (cf. [[JSON-Schema specifications 7.0>>https://json-schema.org/understanding-json-schema/index.html||rel="noopener noreferrer" target="_blank"]] for more).162 +Depending on the expected data **##"type"##** additional constraints can be made for the metadata entry of a respective property. Currently, the openMINDS schema template syntax supports the following data types: **##"string"##**, ##**"integer"**##, **##"float"##**, **##"boolean"##**, **##"array"##** and **##"object"##**. 164 164 165 165 (% style="text-align: justify;" %) 166 -If the expected data **##"type"##** is a **##"string"##** the expected number of characters, the format or a regular expression pattern of the string can be further defined. Here abstract examples for all possible string constraints:165 +If the expected data **##"type"##** is a **##"string"##** the expected number of characters, the format or a regular expression pattern of the string can be further defined. 167 167 168 -{{code language="json"}} 169 -{ 170 - "properties": { 171 - "stringProperty_noConstraints": { 172 - "type": "string", 173 - "_instruction": "Enter a free text." 174 - }, 175 - "stringProperty_lengthConstraints": { 176 - "maxLength": 6, 177 - "minLength": 2, 178 - "type": "string", 179 - "_instruction": "Enter a free text (allowed numbers of characters: 2 - 6)." 180 - }, 181 - "stringProperty_formatConstraints": { 182 - "type": "string", 183 - "_formats": [ 184 - "email", 185 - "date", 186 - "time", 187 - "date-time", 188 - "iri" 189 - ] 190 - "_instruction": "Enter a string matching one of the given formats." 191 - }, 192 - "stringProperty_patternConstraints": { 193 - "pattern": "«regular_expression_ECMA_262_dialect»" 194 - "type": "string", 195 - "_instruction": "Enter a string matching the given regex pattern." 196 - } 197 - } 198 -} 199 -{{/code}} 200 - 201 -(% class="wikigeneratedid" %) 202 -If the expected data **##"type"##** is an **##"integer"##** or a **##"number"##** (float or integer) the expected range or multiples can be further defined. Here abstract examples for all possible **##"integer"##** and **##"number"##** constraints (not that both constraints can be defined for both data types): 203 - 204 -{{code language="json"}} 205 -{ 206 - "properties": { 207 - "integerProperty_noConstraints": { 208 - "type": "integer", 209 - "_instruction": "Enter an integer." 210 - }, 211 - "integerProperty_rangeConstraints": { 212 - "maximum": 50, 213 - "minimum": 10, 214 - "type": "integer", 215 - "_instruction": "Enter an integer equal or between 10 and 50." 216 - }, 217 - "numberProperty_noConstraints": { 218 - "type": "number", 219 - "_instruction": "Enter a number (float or integer)." 220 - }, 221 - "numberProperty_multipleOfConstraints": { 222 - "multipleOf": 10.5, 223 - "type": "number", 224 - "_instruction": "Enter any number which is a multiple of 10.5." 225 - } 226 - } 227 -} 228 -{{/code}} 229 - 230 -(% class="wikigeneratedid" %) 231 -If the expected data **##"type"##** is an **##"object"##** the expected schema type needs to be defined, as well as if the object is linked or embedded. Note that linked objects can exist by themselves. In contrast embedded objects depend on the existence of their parent schema (if the parent schema is deleted, the embedded objects will be deleted as well). Here abstract examples for all possible **##"object"##** constraints: 232 - 233 -{{code language="json"}} 234 -{ 235 - "properties": { 236 - "objectProperty_linked": { 237 - "_linkedTypes": [ 238 - "«SCHEMA_TYPE»" 239 - ], 240 - "_instruction": "Add the link to an instance conform with the given schema types." 241 - }, 242 - "objectProperty_embedded": { 243 - "_embeddedTypes": [ 244 - "«SCHEMA_TYPE»" 245 - ], 246 - "_instruction": "Enter an instance conform with the given schema types." 247 - } 248 - } 249 -} 250 -{{/code}} 251 - 252 -(% class="wikigeneratedid" %) 253 -If the expected data **##"type"##** is an **##"array"##** the expected data type of the items in the array, as well as the expected length of the array can be further defined. Valid data types for items are **##"string"##**, **##"number"##**, ##**"integer"**##, **##"float"##**, **##"boolean"##**, and/or **##"object"##**. In addition, items can also be defined as n-tuples with expected data types. Note that any of the above data type depending constraints can be also applied to respective items. Note that within openMINDS, it is assumed that only the stated item types are allowed (additional unconstrained items are prohibited per default). All array constraints can be applied to all item types. Here abstract examples for all possible **##"array"##** constraints: 254 - 255 -{{code language="json"}} 256 -{ 257 - "properties": { 258 - "arrayProperty_noConstraints": { 259 - "type": "array", 260 - "_instruction": "Add at least one item of any data type." 261 - }, 262 - "arrayProperty_itemsOfTypeInteger": { 263 - "type": "array", 264 - "items": { 265 - "type": "integer" 266 - }, 267 - "_instruction": "Add at least one item of data type integer." 268 - }, 269 - "arrayProperty_uniqueItemsOfTypeString": { 270 - "type": "array", 271 - "items": { 272 - "type": "string" 273 - }, 274 - "uniqueItems": true, 275 - "_instruction": "Add unique items of data type string." 276 - }, 277 - "arrayProperty_itemsOfTypeNumber_constrainedArrayLength": { 278 - "type": "array", 279 - "items": { 280 - "type": "number" 281 - }, 282 - "maxItems": 3, 283 - "minItems": 2, 284 - "_instruction": "Add 2 or 3 items of data type number." 285 - }, 286 - "arrayProperty_objectArray": { 287 - "type": "array", 288 - "_linkedTypes": [ 289 - "«SCHEMA_TYPE»" 290 - ], 291 - "_instruction": "Add at least one link to an instance conform with the given schema types." 292 - }, 293 - "arrayProperty_tuplesWithDefinedDataTypes": { 294 - "type": "array", 295 - "items": [ 296 - {"type": "string"}, 297 - {"type": "integer"} 298 - ], 299 - "_instruction": "Add at least one 2-tuple with data type string and integer." 300 - } 301 - } 302 -} 303 -{{/code}} 304 - 305 305 === The openMINDS integration pipeline === 306 306 307 307 (//**coming soon**//) If you'd like to learn more about the openMINDS integration pipeline, especially if you'd like to contribute to it, please get in touch with us (the openMINDS development team) via the issues on the openMINDS or openMINDS_generator GitHub or the support email: openminds@ebrains.eu