| 1 | ;;+----------------------------------------------------------------------------- |
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| 2 | ;;+ Isidorus |
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| 3 | ;;+ (c) 2008-2010 Marc Kuester, Christoph Ludwig, Lukas Georgieff |
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| 4 | ;;+ |
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| 5 | ;;+ Isidorus is freely distributable under the LLGPL license. |
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| 6 | ;;+ You can find a detailed description in trunk/docs/LLGPL-LICENSE.txt and |
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| 7 | ;;+ trunk/docs/LGPL-LICENSE.txt. |
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| 8 | ;;+----------------------------------------------------------------------------- |
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| 9 | |
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| 10 | (defpackage :json-importer |
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| 11 | (:use :cl :json :datamodel :xtm-importer :constants) |
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| 12 | (:export :import-from-isidorus-json |
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| 13 | :*json-xtm*)) |
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| 14 | |
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| 15 | (in-package :json-importer) |
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| 16 | |
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| 17 | ;; the json schema for our datamodel is in "docs/xtm_json.txt" |
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| 18 | |
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| 19 | |
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| 20 | (defvar *json-xtm* "json-xtm"); Represents the currently active TM of the JSON-Importer |
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| 21 | |
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| 22 | |
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| 23 | (defun import-from-isidorus-json(json-string &key (xtm-id *json-xtm*)) |
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| 24 | "creates all objects (topics, topic stubs, associations) |
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| 25 | of the passed json-decoded-list (=fragment)" |
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| 26 | (declare (type (or string null) json-string xtm-id)) |
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| 27 | (when json-string |
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| 28 | (let ((fragment-values |
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| 29 | (get-fragment-values-from-json-list |
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| 30 | (json:decode-json-from-string json-string)))) |
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| 31 | (let ((topic-values (getf fragment-values :topic)) |
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| 32 | (topicStubs-values (getf fragment-values :topicStubs)) |
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| 33 | (associations-values (getf fragment-values :associations)) |
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| 34 | (rev (get-revision)) ; creates a new revision, equal for all elements of the passed fragment |
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| 35 | (tm-ids (getf fragment-values :tm-ids))) |
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| 36 | (unless tm-ids |
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| 37 | (error "From import-from-isidorus-json(): tm-ids must be set")) |
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| 38 | (let ((psi-of-topic |
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| 39 | (let ((psi-uris (getf topic-values :subjectIdentifiers))) |
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| 40 | (when psi-uris |
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| 41 | (first psi-uris)))) |
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| 42 | (committed-associations nil)) |
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| 43 | (elephant:ensure-transaction (:txn-nosync nil) |
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| 44 | (xtm-importer:with-tm (rev xtm-id (first tm-ids)) |
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| 45 | (loop for topicStub-values in |
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| 46 | (append topicStubs-values (list topic-values)) |
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| 47 | do (json-to-stub topicStub-values rev :tm xtm-importer::tm |
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| 48 | :xtm-id xtm-id)) |
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| 49 | (json-merge-topic topic-values rev :tm xtm-importer::tm :xtm-id xtm-id) |
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| 50 | (loop for association-values in associations-values |
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| 51 | do (push (json-to-association association-values rev |
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| 52 | :tm xtm-importer::tm) |
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| 53 | committed-associations)))) |
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| 54 | (when psi-of-topic |
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| 55 | (let* ((frag (create-latest-fragment-of-topic psi-of-topic)) |
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| 56 | (foreign-assocs |
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| 57 | (nset-difference |
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| 58 | committed-associations |
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| 59 | (map 'list (lambda(role) |
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| 60 | (parent role :revision rev)) |
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| 61 | (player-in-roles (topic frag) :revision rev))))) |
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| 62 | (list :fragment frag |
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| 63 | :foreign-associations foreign-assocs)))))))) |
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| 64 | |
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| 65 | |
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| 66 | |
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| 67 | (defun json-to-association (json-decoded-list start-revision |
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| 68 | &key tm) |
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| 69 | "creates an association element of the passed json-decoded-list" |
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| 70 | (elephant:ensure-transaction (:txn-nosync t) |
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| 71 | (let |
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| 72 | ((item-identifiers |
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| 73 | (map 'list #'(lambda(uri) |
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| 74 | (make-identifier 'ItemIdentifierC uri start-revision)) |
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| 75 | (getf json-decoded-list :itemIdentities))) |
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| 76 | (instance-of |
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| 77 | (psis-to-topic (getf json-decoded-list :type) :revision start-revision)) |
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| 78 | (themes |
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| 79 | (json-to-scope (getf json-decoded-list :scopes) start-revision)) |
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| 80 | (roles |
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| 81 | (map 'list #'(lambda(role-values) |
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| 82 | (json-to-role role-values start-revision)) |
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| 83 | (getf json-decoded-list :roles)))) |
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| 84 | (declare (list json-decoded-list)) |
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| 85 | (declare (integer start-revision)) |
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| 86 | (declare (TopicMapC tm)) |
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| 87 | (setf roles (xtm-importer::set-standard-role-types roles start-revision)) |
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| 88 | (add-to-tm tm |
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| 89 | (make-construct 'AssociationC |
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| 90 | :start-revision start-revision |
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| 91 | :item-identifiers item-identifiers |
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| 92 | :instance-of instance-of |
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| 93 | :themes themes |
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| 94 | :roles roles))))) |
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| 95 | |
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| 96 | |
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| 97 | (defun json-to-role (json-decoded-list start-revision) |
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| 98 | "creates a role element" |
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| 99 | (when json-decoded-list |
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| 100 | (elephant:ensure-transaction (:txn-nosync t) |
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| 101 | (let |
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| 102 | ((item-identifiers |
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| 103 | (map 'list #'(lambda(uri) |
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| 104 | (make-identifier 'ItemIdentifierC uri start-revision)) |
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| 105 | (getf json-decoded-list :itemIdentities))) |
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| 106 | (instance-of |
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| 107 | (psis-to-topic (getf json-decoded-list :type) :revision start-revision)) |
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| 108 | (player |
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| 109 | (psis-to-topic (getf json-decoded-list :topicRef) |
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| 110 | :revision start-revision))) |
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| 111 | (declare (list json-decoded-list)) |
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| 112 | (declare (integer start-revision)) |
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| 113 | (unless player |
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| 114 | (error "Role in association with topicref ~a not complete" |
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| 115 | (getf json-decoded-list :topicRef))) |
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| 116 | (list :instance-of instance-of |
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| 117 | :player player |
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| 118 | :item-identifiers item-identifiers |
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| 119 | :start-revision start-revision))))) |
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| 120 | |
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| 121 | |
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| 122 | (defun json-merge-topic (json-decoded-list start-revision |
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| 123 | &key tm (xtm-id *json-xtm*)) |
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| 124 | "merges the a topic by setting the name, occurrence and instanceOf |
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| 125 | elements from the json-decoded-list" |
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| 126 | (when json-decoded-list |
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| 127 | (elephant:ensure-transaction (:txn-nosync t) |
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| 128 | (let ((top |
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| 129 | (d:get-item-by-id |
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| 130 | (getf json-decoded-list :id) |
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| 131 | :revision start-revision |
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| 132 | :xtm-id xtm-id))) |
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| 133 | (declare (list json-decoded-list)) |
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| 134 | (declare (integer start-revision)) |
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| 135 | (declare (TopicMapC tm)) |
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| 136 | (unless top |
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| 137 | (error "topic ~a could not be found" (getf json-decoded-list :id))) |
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| 138 | (let ((instanceof-topics |
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| 139 | (remove-duplicates |
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| 140 | (map 'list |
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| 141 | #'(lambda(psis) |
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| 142 | (psis-to-topic psis :revision start-revision)) |
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| 143 | (getf json-decoded-list :instanceOfs))))) |
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| 144 | |
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| 145 | (loop for name-values in (getf json-decoded-list :names) |
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| 146 | do (json-to-name name-values top start-revision)) |
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| 147 | (loop for occurrence-values in (getf json-decoded-list :occurrences) |
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| 148 | do (json-to-occurrence occurrence-values top start-revision)) |
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| 149 | (dolist (instanceOf-top instanceof-topics) |
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| 150 | (json-create-instanceOf-association instanceOf-top top start-revision |
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| 151 | :tm tm)) |
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| 152 | top))))) |
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| 153 | |
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| 154 | |
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| 155 | (defun json-to-stub(json-decoded-list start-revision &key tm (xtm-id *json-xtm*)) |
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| 156 | "creates a topic stub from the passed json-decoded list" |
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| 157 | (when json-decoded-list |
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| 158 | (elephant:ensure-transaction (:txn-nosync t) |
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| 159 | (let ((item-identifiers |
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| 160 | (map 'list #'(lambda(uri) |
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| 161 | (make-identifier 'ItemIdentifierC uri start-revision)) |
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| 162 | (getf json-decoded-list :itemIdentities))) |
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| 163 | (subject-identifiers |
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| 164 | (map 'list #'(lambda(uri) |
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| 165 | (make-identifier 'PersistentIdC uri start-revision)) |
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| 166 | (getf json-decoded-list :subjectIdentifiers))) |
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| 167 | (subject-locators |
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| 168 | (map 'list #'(lambda(uri) |
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| 169 | (make-identifier 'SubjectLocatorC uri start-revision)) |
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| 170 | (getf json-decoded-list :subjectLocators))) |
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| 171 | (topic-ids |
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| 172 | (when (getf json-decoded-list :id) |
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| 173 | (list |
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| 174 | (make-construct 'TopicIdentificationC |
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| 175 | :uri (getf json-decoded-list :id) |
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| 176 | :xtm-id xtm-id))))) |
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| 177 | ;; all topic stubs has to be added top a topicmap object in this method |
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| 178 | ;; becuase the only one topic that is handled in "json-merge-topic" |
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| 179 | ;; is the main topic of the fragment |
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| 180 | (let ((top |
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| 181 | (make-construct 'TopicC :start-revision start-revision |
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| 182 | :item-identifiers item-identifiers |
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| 183 | :locators subject-locators |
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| 184 | :psis subject-identifiers |
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| 185 | :topic-identifiers topic-ids))) |
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| 186 | (add-to-tm tm top) |
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| 187 | top))))) |
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| 188 | |
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| 189 | |
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| 190 | (defun json-to-occurrence (json-decoded-list top start-revision) |
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| 191 | "Creates an occurrence element" |
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| 192 | (when json-decoded-list |
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| 193 | (let |
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| 194 | ((themes |
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| 195 | (json-to-scope (getf json-decoded-list :scopes) start-revision)) |
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| 196 | (item-identifiers |
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| 197 | (map 'list #'(lambda(uri) |
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| 198 | (make-identifier 'ItemIdentifierC uri start-revision)) |
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| 199 | (getf json-decoded-list :itemIdentities))) |
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| 200 | (instance-of |
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| 201 | (psis-to-topic (getf json-decoded-list :type) :revision start-revision)) |
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| 202 | (occurrence-value |
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| 203 | (json-to-resourceX json-decoded-list))) |
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| 204 | |
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| 205 | (unless occurrence-value |
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| 206 | (error "OccurrenceC: one of resourceRef and resourceData must be set")) |
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| 207 | (make-construct 'OccurrenceC |
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| 208 | :start-revision start-revision |
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| 209 | :parent top |
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| 210 | :themes themes |
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| 211 | :item-identifiers item-identifiers |
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| 212 | :instance-of instance-of |
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| 213 | :charvalue (getf occurrence-value :data) |
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| 214 | :datatype (getf occurrence-value :type))))) |
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| 215 | |
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| 216 | |
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| 217 | (defun make-identifier (classsymbol uri start-revision) |
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| 218 | "creates an instance of a PersistentIdc, SubjectlocatorC or |
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| 219 | ItemIdentifierC" |
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| 220 | (declare (symbol classsymbol)) |
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| 221 | (declare (string uri)) |
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| 222 | (declare (integer start-revision)) |
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| 223 | (make-construct classsymbol |
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| 224 | :uri uri |
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| 225 | :start-revision start-revision)) |
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| 226 | |
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| 227 | |
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| 228 | (defun json-to-scope (json-decoded-list start-revision) |
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| 229 | "Generate set of themes (= topics) from this scope element and |
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| 230 | return that set. If the input is nil, the list of themes is empty" |
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| 231 | (when json-decoded-list |
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| 232 | (let ((tops |
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| 233 | (map 'list #'(lambda(psis) |
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| 234 | (psis-to-topic psis :revision start-revision)) |
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| 235 | json-decoded-list))) |
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| 236 | (declare (list json-decoded-list)) |
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| 237 | (unless (>= (length tops) 1) |
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| 238 | (error "need at least one topic in a scope")) |
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| 239 | tops))) |
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| 240 | |
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| 241 | |
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| 242 | (defun psis-to-topic(psis &key (revision *TM-REVISION*)) |
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| 243 | "searches for a topic of the passed psis-list describing |
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| 244 | exactly one topic" |
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| 245 | (declare (list psis) |
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| 246 | (type (or integer null) revision)) |
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| 247 | (when psis |
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| 248 | (let ((top |
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| 249 | (let ((psi |
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| 250 | (loop for uri in psis |
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| 251 | when (elephant:get-instance-by-value |
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| 252 | 'd:PersistentIdC 'd:uri uri) |
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| 253 | return (elephant:get-instance-by-value |
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| 254 | 'd:PersistentIdC 'd:uri uri)))) |
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| 255 | (when psi |
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| 256 | (d:identified-construct psi :revision revision))))) |
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| 257 | (unless top |
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| 258 | (error (make-condition 'missing-reference-error |
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| 259 | :message (format nil "psis-to-topic: could not resolve reference ~a" psis)))) |
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| 260 | top))) |
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| 261 | |
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| 262 | |
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| 263 | (defun json-to-name (json-decoded-list top start-revision) |
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| 264 | "creates a name element (NameC) of the passed json-decoded-list" |
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| 265 | (when json-decoded-list |
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| 266 | (let ((item-identifiers |
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| 267 | (map 'list #'(lambda(uri) |
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| 268 | (make-identifier 'ItemIdentifierC uri start-revision)) |
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| 269 | (getf json-decoded-list :itemIdentities))) |
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| 270 | (namevalue (getf json-decoded-list :value)) |
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| 271 | (themes |
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| 272 | (json-to-scope (getf json-decoded-list :scopes) start-revision)) |
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| 273 | (instance-of |
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| 274 | (psis-to-topic (getf json-decoded-list :type) :revision start-revision))) |
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| 275 | (unless namevalue |
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| 276 | (error "A name must have exactly one namevalue")) |
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| 277 | (let ((name (make-construct |
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| 278 | 'NameC |
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| 279 | :start-revision start-revision |
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| 280 | :parent top |
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| 281 | :charvalue namevalue |
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| 282 | :instance-of (if instance-of |
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| 283 | instance-of |
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| 284 | (get-item-by-psi *topic-name-psi* |
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| 285 | :revision start-revision |
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| 286 | :error-if-nil t)) |
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| 287 | :item-identifiers item-identifiers |
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| 288 | :themes themes))) |
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| 289 | (loop for variant in (getf json-decoded-list :variants) |
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| 290 | do (json-to-variant variant name start-revision)) |
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| 291 | name)))) |
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| 292 | |
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| 293 | |
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| 294 | (defun json-to-variant(json-decoded-list name start-revision) |
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| 295 | "creates a variant element (VariantC) of the passed json-decoded-list" |
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| 296 | (when json-decoded-list |
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| 297 | (let ((item-identifiers |
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| 298 | (map 'list #'(lambda(uri) |
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| 299 | (make-identifier 'ItemIdentifierC uri start-revision)) |
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| 300 | (getf json-decoded-list :itemIdentities))) |
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| 301 | (themes |
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| 302 | (remove-duplicates |
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| 303 | (append (d:themes name :revision start-revision) |
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| 304 | (json-to-scope (getf json-decoded-list :scopes) |
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| 305 | start-revision)))) |
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| 306 | (variant-value |
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| 307 | (json-to-resourceX json-decoded-list))) |
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| 308 | (declare (list json-decoded-list)) |
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| 309 | (make-construct 'VariantC |
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| 310 | :start-revision start-revision |
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| 311 | :item-identifiers item-identifiers |
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| 312 | :themes themes |
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| 313 | :charvalue (getf variant-value :data) |
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| 314 | :datatype (getf variant-value :type) |
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| 315 | :parent name)))) |
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| 316 | |
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| 317 | |
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| 318 | (defun json-to-resourceX(json-decoded-list) |
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| 319 | "creates a resourceRef or resourceData element" |
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| 320 | (when json-decoded-list |
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| 321 | (let ((resourceRef |
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| 322 | (getf json-decoded-list :resourceRef)) |
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| 323 | (resourceData |
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| 324 | (getf json-decoded-list :resourceData))) |
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| 325 | (declare (list json-decoded-list)) |
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| 326 | (let ((value |
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| 327 | (if resourceRef |
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| 328 | (list :data resourceRef |
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| 329 | :type "http://www.w3.org/2001/XMLSchema#anyURI") |
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| 330 | (list :data (getf resourceData :value) |
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| 331 | :type (if (getf resourceData :datatype) |
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| 332 | (getf resourceData :datatype) |
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| 333 | "http://www.w3.org/2001/XMLSchema#string"))))) |
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| 334 | (unless (getf value :data) |
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| 335 | (error "json-to-resourceX: one of resourceRef or resourceData must be set")) |
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| 336 | value)))) |
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| 337 | |
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| 338 | |
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| 339 | (defun json-create-instanceOf-association (supertype player2-obj start-revision |
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| 340 | &key tm) |
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| 341 | "handle the instanceOf element. The instanceOf element is different |
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| 342 | from all the others in that it is not modelled one to one, but |
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| 343 | following the suggestion of the XTM 2.0 spec (4.9) and the |
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| 344 | TMDM (7.2) as an association" |
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| 345 | (declare (TopicC supertype player2-obj) |
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| 346 | (TopicMapC tm)) |
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| 347 | (let |
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| 348 | ((associationtype |
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| 349 | (get-item-by-psi constants:*type-instance-psi* :revision start-revision)) |
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| 350 | (roletype1 |
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| 351 | (get-item-by-psi constants:*type-psi* :revision start-revision)) |
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| 352 | (roletype2 |
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| 353 | (get-item-by-psi constants:*instance-psi* :revision start-revision)) |
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| 354 | (player1 supertype)) |
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| 355 | (unless (and associationtype roletype1 roletype2) |
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| 356 | (error "Error in the creation of an instanceof association: core topics are missing")) |
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| 357 | (add-to-tm tm associationtype) |
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| 358 | (add-to-tm tm roletype1) |
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| 359 | (add-to-tm tm roletype2) |
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| 360 | (add-to-tm |
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| 361 | tm |
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| 362 | (make-construct |
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| 363 | 'AssociationC |
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| 364 | :item-identifiers nil |
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| 365 | :themes nil |
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| 366 | :start-revision start-revision |
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| 367 | :instance-of associationtype |
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| 368 | :roles (list (list :instance-of roletype1 |
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| 369 | :player player1 |
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| 370 | :start-revision start-revision) |
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| 371 | (list :instance-of roletype2 |
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| 372 | :player player2-obj |
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| 373 | :start-revision start-revision)))))) |
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| 374 | |
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| 375 | |
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| 376 | (defun get-fragment-values-from-json-list(json-decoded-list) |
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| 377 | "returns all fragment values of the passed json-decoded-list |
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| 378 | as a named list" |
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| 379 | (when json-decoded-list |
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| 380 | (let ((topic nil) |
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| 381 | (topicStubs nil) |
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| 382 | (associations nil) |
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| 383 | (tm-ids nil)) |
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| 384 | (declare (list json-decoded-list)) |
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| 385 | (loop for j-elem in json-decoded-list |
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| 386 | do (cond |
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| 387 | ((string= (car j-elem) :topic) |
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| 388 | (setf topic (cdr j-elem))) |
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| 389 | ((string= (car j-elem) :topic-Stubs) |
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| 390 | (setf topicStubs (cdr j-elem))) |
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| 391 | ((string= (car j-elem) :associations) |
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| 392 | (setf associations (cdr j-elem))) |
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| 393 | ((string= (car j-elem) :tm-Ids) |
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| 394 | (setf tm-ids (cdr j-elem))) |
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| 395 | (t |
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| 396 | (error "json-importer:get-fragment-values-from-json-string: |
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| 397 | bad item-specifier found in json-list")))) |
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| 398 | (unless topic |
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| 399 | (error "json-importer:get-fragment-values-from-json-string: the element topic must be set")) |
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| 400 | (unless (= (length tm-ids) 1) |
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| 401 | (error "There must be given exactly one tm-id in the tm-ids list")) |
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| 402 | (let ((topic-list (get-topic-values-from-json-list topic)) |
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| 403 | (topicStubs-list (map 'list #'get-topicStub-values-from-json-list topicStubs)) |
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| 404 | (associations-list (map 'list #'get-association-values-from-json-list associations))) |
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| 405 | (list :topic topic-list |
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| 406 | :topicStubs topicStubs-list |
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| 407 | :associations associations-list |
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| 408 | :tm-ids tm-ids))))) |
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| 409 | |
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| 410 | |
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| 411 | (defun get-topicStub-values-from-json-list (json-decoded-list) |
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| 412 | "returns all topicStub values of the passed json-decoded-list |
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| 413 | as a named list" |
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| 414 | (when json-decoded-list |
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| 415 | (let ((id nil) |
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| 416 | (itemIdentities nil) |
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| 417 | (subjectLocators nil) |
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| 418 | (subjectIdentifiers nil)) |
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| 419 | (declare (list json-decoded-list)) |
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| 420 | (loop for j-elem in json-decoded-list |
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| 421 | do (cond |
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| 422 | ((string= (car j-elem) :ID) |
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| 423 | (setf id (cdr j-elem))) |
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| 424 | ((string= (car j-elem) :item-Identities) |
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| 425 | (setf itemIdentities (cdr j-elem))) |
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| 426 | ((string= (car j-elem) :subject-Locators) |
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| 427 | (setf subjectLocators (cdr j-elem))) |
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| 428 | ((string= (car j-elem) :subject-Identifiers) |
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| 429 | (setf subjectIdentifiers (cdr j-elem))) |
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| 430 | (t |
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| 431 | (error "json-importer:get-topicStub-values-from-json-string: |
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| 432 | bad item-specifier found in json-list")))) |
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| 433 | (unless subjectIdentifiers |
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| 434 | (error "json-importer:get-topicStub-values-from-json-string: the element subjectIdentifiers mus be set!")) |
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| 435 | (unless id |
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| 436 | (error "json-importer:get-topic-valuesStub-from-json-string: the element id must be set")) |
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| 437 | (list :id id |
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| 438 | :itemIdentities itemIdentities |
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| 439 | :subjectLocators subjectLocators |
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| 440 | :subjectIdentifiers subjectIdentifiers)))) |
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| 441 | |
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| 442 | |
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| 443 | (defun get-topic-values-from-json-list (json-decoded-list) |
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| 444 | "extracts all values of the passed json-list and |
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| 445 | returns them as a named list" |
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| 446 | (when json-decoded-list |
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| 447 | (let ((id nil) |
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| 448 | (itemIdentities nil) |
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| 449 | (subjectLocators nil) |
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| 450 | (subjectIdentifiers nil) |
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| 451 | (instanceOfs nil) |
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| 452 | (names nil) |
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| 453 | (occurrences nil)) |
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| 454 | (declare (list json-decoded-list)) |
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| 455 | (loop for j-elem in json-decoded-list |
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| 456 | do (cond |
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| 457 | ((string= (car j-elem) :ID) |
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| 458 | (setf id (cdr j-elem))) |
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| 459 | ((string= (car j-elem) :item-Identities) ;json-decoder transforms camelcase to '-' from |
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| 460 | (setf itemIdentities (cdr j-elem))) |
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| 461 | ((string= (car j-elem) :subject-Locators) |
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| 462 | (setf subjectLocators (cdr j-elem))) |
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| 463 | ((string= (car j-elem) :subject-Identifiers) |
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| 464 | (setf subjectIdentifiers (cdr j-elem))) |
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| 465 | ((string= (car j-elem) :instance-Ofs) |
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| 466 | (setf instanceOfs (cdr j-elem))) |
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| 467 | ((string= (car j-elem) :names) |
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| 468 | (setf names (cdr j-elem))) |
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| 469 | ((string= (car j-elem) :occurrences) |
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| 470 | (setf occurrences (cdr j-elem))) |
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| 471 | (t |
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| 472 | (error "json-importer:get-topic-values-from-json-string: |
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| 473 | bad item-specifier found in json-list ~a" (car j-elem))))) |
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| 474 | (unless subjectIdentifiers |
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| 475 | (error "json-importer:get-topic-values-from-json-string: the element subjectIdentifiers must be set!")) |
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| 476 | (unless id |
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| 477 | (error "json-importer:get-topic-values-from-json-string: the element id must be set")) |
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| 478 | (let ((names-list (map 'list #'get-name-values-from-json-list names)) |
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| 479 | (occurrences-list (map 'list #'get-occurrence-values-from-json-list occurrences))) |
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| 480 | (list :id id |
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| 481 | :itemIdentities itemIdentities |
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| 482 | :subjectLocators subjectLocators |
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| 483 | :subjectIdentifiers subjectIdentifiers |
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| 484 | :instanceOfs instanceOfs |
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| 485 | :names names-list |
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| 486 | :occurrences occurrences-list))))) |
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| 487 | |
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| 488 | |
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| 489 | (defun get-name-values-from-json-list (json-decoded-list) |
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| 490 | "returns all element values of a name element as |
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| 491 | a named list" |
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| 492 | (when json-decoded-list |
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| 493 | (let ((itemIdentities nil) |
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| 494 | (type nil) |
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| 495 | (scopes nil) |
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| 496 | (value nil) |
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| 497 | (variants nil)) |
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| 498 | (declare (list json-decoded-list)) |
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| 499 | (loop for j-elem in json-decoded-list |
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| 500 | do (cond |
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| 501 | ((string= (car j-elem) :item-Identities) |
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| 502 | (setf itemIdentities (cdr j-elem))) |
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| 503 | ((string= (car j-elem) :type) |
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| 504 | (setf type (cdr j-elem))) |
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| 505 | ((string= (car j-elem) :scopes) |
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| 506 | (setf scopes (cdr j-elem))) |
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| 507 | ((string= (car j-elem) :value) |
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| 508 | (setf value (cdr j-elem))) |
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| 509 | ((string= (car j-elem) :variants) |
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| 510 | (setf variants (cdr j-elem))) |
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| 511 | (t |
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| 512 | (error "json-importer:get-name-values-from-json-list: |
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| 513 | bad item-specifier found in json-list")))) |
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| 514 | (unless value |
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| 515 | (error "json-importer:get-name-values-from-json-list: value must be set")) |
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| 516 | (let ((variants-list (map 'list #'get-variant-values-from-json-list variants))) |
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| 517 | (list :itemIdentities itemIdentities |
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| 518 | :type type |
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| 519 | :scopes scopes |
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| 520 | :value value |
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| 521 | :variants variants-list))))) |
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| 522 | |
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| 523 | |
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| 524 | (defun get-variant-values-from-json-list (json-decoded-list) |
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| 525 | "returns all element values of a variant element as |
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| 526 | a named list" |
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| 527 | (when json-decoded-list |
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| 528 | (let ((itemIdentities nil) |
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| 529 | (scopes nil) |
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| 530 | (resourceRef nil) |
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| 531 | (resourceData nil)) |
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| 532 | (declare (list json-decoded-list)) |
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| 533 | (loop for j-elem in json-decoded-list |
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| 534 | do (cond |
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| 535 | ((string= (car j-elem) :item-Identities) |
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| 536 | (setf itemIdentities (cdr j-elem))) |
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| 537 | ((string= (car j-elem) :scopes) |
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| 538 | (setf scopes (cdr j-elem))) |
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| 539 | ((string= (car j-elem) :resource-Ref) |
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| 540 | (setf resourceRef (cdr j-elem))) |
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| 541 | ((string= (car j-elem) :resource-Data) |
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| 542 | (setf resourceData (cdr j-elem))) |
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| 543 | (t |
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| 544 | (error "json-importer:get-variant-values-from-json-list: |
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| 545 | bad item-specifier found in json-list")))) |
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| 546 | (when (or (and (not resourceRef) |
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| 547 | (not resourceData)) |
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| 548 | (and resourceRef resourceData)) |
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| 549 | (error "json-importer:get-variant-values-from-json-list: ONE of the elements |
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| 550 | resourceRef or resourceData must be set")) |
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| 551 | (let ((resourceData-list (get-resourceData-values-from-json-list resourceData))) |
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| 552 | (list :itemIdentities itemIdentities |
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| 553 | :scopes scopes |
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| 554 | :resourceRef resourceRef |
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| 555 | :resourceData resourceData-list))))) |
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| 556 | |
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| 557 | |
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| 558 | (defun get-resourceData-values-from-json-list (json-decoded-list) |
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| 559 | "returns the resourceData value and the datatype value, if there |
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| 560 | is no datatype given, there will be set the standard type string" |
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| 561 | (when json-decoded-list |
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| 562 | (let ((value nil) |
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| 563 | (datatype nil)) |
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| 564 | (declare (list json-decoded-list)) |
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| 565 | (loop for j-elem in json-decoded-list |
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| 566 | do (cond |
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| 567 | ((string= (car j-elem) :value) |
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| 568 | (setf value (cdr j-elem))) |
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| 569 | ((string= (car j-elem) :datatype) |
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| 570 | (setf datatype (cdr j-elem))) |
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| 571 | (t |
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| 572 | (error "json-importer:get-resourceData-values-from-json-list: |
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| 573 | bad item-specifier found in json-list")))) |
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| 574 | (unless value |
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| 575 | (error "json-importer:get-resourceData-values-from-json-list: resourceData must have a value")) |
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| 576 | (list :value value |
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| 577 | :datatype (if datatype datatype "http://www.w3.org/2001/XMLSchema#string"))))) |
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| 578 | |
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| 579 | |
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| 580 | (defun get-occurrence-values-from-json-list (json-decoded-list) |
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| 581 | "returns all occurrence values of the passed json-list as |
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| 582 | a named list" |
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| 583 | (when json-decoded-list |
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| 584 | (let ((itemIdentities nil) |
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| 585 | (type nil) |
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| 586 | (scopes nil) |
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| 587 | (resourceRef nil) |
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| 588 | (resourceData nil)) |
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| 589 | (declare (list json-decoded-list)) |
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| 590 | (loop for j-elem in json-decoded-list |
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| 591 | do (cond |
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| 592 | ((string= (car j-elem) :item-Identities) |
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| 593 | (setf itemIdentities (cdr j-elem))) |
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| 594 | ((string= (car j-elem) :type) |
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| 595 | (setf type (cdr j-elem))) |
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| 596 | ((string= (car j-elem) :scopes) |
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| 597 | (setf scopes (cdr j-elem))) |
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| 598 | ((string= (car j-elem) :resource-Ref) |
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| 599 | (setf resourceRef (cdr j-elem))) |
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| 600 | ((string= (car j-elem) :resource-Data) |
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| 601 | (setf resourceData (cdr j-elem))) |
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| 602 | (t |
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| 603 | (error "json-importer:get-occurrence-values-from-json-list: |
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| 604 | bad item-specifier found in json-list")))) |
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| 605 | (when (or (and (not resourceRef) |
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| 606 | (not resourceData)) |
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| 607 | (and resourceRef resourceData)) |
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| 608 | (error "json-importer:get-occurrence-values-from-json-list: ONE of the elements |
|---|
| 609 | resourceRef or resourceData must be set")) |
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| 610 | (unless type |
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| 611 | (error "json-importer:get-occurrence-values-from-json-list: type must be set")) |
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| 612 | (let ((resourceData-list (get-resourceData-values-from-json-list resourceData))) |
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| 613 | (list :itemIdentities itemIdentities |
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| 614 | :type type |
|---|
| 615 | :scopes scopes |
|---|
| 616 | :resourceRef resourceRef |
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| 617 | :resourceData resourceData-list))))) |
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| 618 | |
|---|
| 619 | |
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| 620 | (defun get-association-values-from-json-list (json-decoded-list) |
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| 621 | "extracts all values of the passed json-list and |
|---|
| 622 | returns them as a named list" |
|---|
| 623 | (when json-decoded-list |
|---|
| 624 | (let ((itemIdentities nil) |
|---|
| 625 | (type nil) |
|---|
| 626 | (scopes nil) |
|---|
| 627 | (roles nil)) |
|---|
| 628 | (declare (list json-decoded-list)) |
|---|
| 629 | (loop for j-elem in json-decoded-list |
|---|
| 630 | do (cond |
|---|
| 631 | ((string= (car j-elem) :item-Identities) |
|---|
| 632 | (setf itemIdentities (cdr j-elem))) |
|---|
| 633 | ((string= (car j-elem) :type) |
|---|
| 634 | (setf type (cdr j-elem))) |
|---|
| 635 | ((string= (car j-elem) :scopes) |
|---|
| 636 | (setf scopes (cdr j-elem))) |
|---|
| 637 | ((string= (car j-elem) :roles) |
|---|
| 638 | (setf roles (cdr j-elem))) |
|---|
| 639 | (t |
|---|
| 640 | (error "json-importer:get-association-values-from-json-list: |
|---|
| 641 | bad item-specifier found in json-list")))) |
|---|
| 642 | (unless (and type roles) |
|---|
| 643 | (error "json-importer:get-occurrence-values-from-json-list: type and role must be set")) |
|---|
| 644 | (let ((roles-list (map 'list #'get-role-values-from-json-list roles))) |
|---|
| 645 | (list :itemIdentities itemIdentities |
|---|
| 646 | :type type |
|---|
| 647 | :scopes scopes |
|---|
| 648 | :roles roles-list))))) |
|---|
| 649 | |
|---|
| 650 | |
|---|
| 651 | (defun get-role-values-from-json-list (json-decoded-list) |
|---|
| 652 | "extracts all values of the passed json-list and |
|---|
| 653 | returns them as a named list" |
|---|
| 654 | (when json-decoded-list |
|---|
| 655 | (let ((itemIdentities nil) |
|---|
| 656 | (type nil) |
|---|
| 657 | (topicRef nil)) |
|---|
| 658 | (declare (list json-decoded-list)) |
|---|
| 659 | (loop for j-elem in json-decoded-list |
|---|
| 660 | do (cond |
|---|
| 661 | ((string= (car j-elem) :item-Identities) |
|---|
| 662 | (setf itemIdentities (cdr j-elem))) |
|---|
| 663 | ((string= (car j-elem) :type) |
|---|
| 664 | (setf type (cdr j-elem))) |
|---|
| 665 | ((string= (car j-elem) :topic-Ref) |
|---|
| 666 | (setf topicRef (cdr j-elem))) |
|---|
| 667 | (t |
|---|
| 668 | (error "json-importer:get-role-values-from-json-list: |
|---|
| 669 | bad item-specifier found in json-list")))) |
|---|
| 670 | (unless (and type topicRef) |
|---|
| 671 | (error "json-importer:get-occurrence-values-from-json-list: type and topicRef must be set")) |
|---|
| 672 | (list :itemIdentities itemIdentities |
|---|
| 673 | :type type |
|---|
| 674 | :topicRef topicRef)))) |
|---|
| 675 | |
|---|
| 676 | |
|---|
