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/** |
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Copyright (C) 2018-2020 KANOUN Salim |
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This program is free software; you can redistribute it and/or modify |
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it under the terms of the Affero GNU General Public v.3 License as published by |
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the Free Software Foundation; |
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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Affero GNU General Public Public for more details. |
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You should have received a copy of the Affero GNU General Public Public along |
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with this program; if not, write to the Free Software Foundation, Inc., |
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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class DicomUploadModel { |
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constructor(config) { |
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this.config = config; |
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// Drop zone object |
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this.dz = new DicomDropZone('#du-drop-zone'); |
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// Files dropped in the drop zone |
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this.loadedFiles = []; |
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// Files waiting for processing (and decompressed zip content) |
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this.queuedFiles = []; |
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// Files that just have been successfully parsed |
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this.parsedFiles = []; |
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// Files that could not have been recognized as valid dicom file |
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this.ignoredFiles = []; |
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// ~ |
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// Studies list |
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this.studies = []; |
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// Studies which passed the checks successfully |
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this.validStudies = []; |
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// Studies which do not have critical warnings and |
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// have both rejected series and valid series ready to upload |
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this.incompleteStudies = []; |
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// Studies which did not passed the checks |
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this.rejectedStudies = []; |
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// Files waiting for upload |
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this.queuedStudies = []; |
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// ~ |
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this.expectedVisits = []; |
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// ~ |
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} |
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getStudy(studyInstanceUID) { |
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for (let st of this.studies) { |
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if (st.studyInstanceUID == studyInstanceUID) { |
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return st; |
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} |
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} |
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return null; |
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} |
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getSerie(seriesInstanceUID) { |
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for (let st of this.studies) { |
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for (let sr of st.series) { |
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if (sr.seriesInstanceUID == seriesInstanceUID) { |
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return sr; |
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} |
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} |
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} |
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return null; |
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} |
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getInstance(SOPInstanceUID) { |
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for (let st of this.studies) { |
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for (let sr of st.series) { |
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for (let inst of sr.instances) { |
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if (inst.SOPInstanceUID == SOPInstanceUID) { |
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return inst; |
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} |
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}; |
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}; |
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}; |
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return null; |
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} |
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isKnownStudy(dicomFile) { |
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return this.getStudy(dicomFile.getStudyInstanceUID()) !== null; |
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} |
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isKnownSerie(dicomFile) { |
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return this.getSerie(dicomFile.getSeriesInstanceUID()) !== null; |
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} |
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isKnownInstance(dicomFile) { |
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return this.getInstance(dicomFile.getSOPInstanceUID()) !== null; |
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} |
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// ~ |
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queueStudy(study) { |
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study.isQueued = true; |
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this.put(study, 'queuedStudies'); |
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} |
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dequeueStudy(study) { |
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study.isQueued = false; |
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this.remove(study, 'queuedStudies'); |
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study.dequeueAllSeries(); |
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} |
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setStatusStudy(study, status) { |
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study.status = status; |
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this.remove(study, 'incompleteStudies'); |
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this.remove(study, 'rejectedStudies'); |
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this.remove(study, 'validStudies'); |
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switch (status) { |
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case 'incomplete': |
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this.put(study, 'incompleteStudies'); |
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break; |
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case 'rejected': |
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this.put(study, 'rejectedStudies'); |
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break; |
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case 'valid': |
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this.put(study, 'validStudies'); |
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break; |
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default: |
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//console.warn('Invalid Study State'); |
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} |
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} |
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hasQueuedStudies() { |
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for (let st of this.queuedStudies) { |
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if (st.hasQueuedSeries()) { |
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return true; |
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} |
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} |
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return false; |
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} |
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// ~ |
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/** |
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* Delete specific element from a given array |
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*/ |
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remove(elmt, fromArrName) { |
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const index = this[fromArrName].indexOf(elmt); |
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if (index > -1) { |
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this[fromArrName].splice(index, 1); |
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} |
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} |
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/** |
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* Move specific element from a given array to another |
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*/ |
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move(elmt, fromArrName, toArrName) { |
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const index = this[fromArrName].indexOf(elmt); |
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if (index > -1) { |
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this[fromArrName].splice(index, 1); |
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this[toArrName].push(elmt); |
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} |
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} |
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/** |
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* Push an element to an array |
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*/ |
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put(elmt, toArrName) { |
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if (!this[toArrName].includes(elmt)) { |
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this[toArrName].push(elmt); |
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} |
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} |
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/** |
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* Register the study, serie, instance of a dicom file if not known yet |
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* @throws 'Secondary Capture Image Storage are not allowed.' |
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* @throws 'Not expected visit.' |
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* @throws 'DICOM file duplicates found' |
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*/ |
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register(dicomFile) { |
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// Check SOP Class UID is not Secondary Capture Image Storage |
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if (dicomFile.isSecondaryCaptureImg()) { |
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throw 'Secondary Capture Image Storage are not allowed.'; |
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} |
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if(dicomFile.isDicomDir()){ |
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throw 'Dicomdir File, ignoring' |
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} |
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// Check if the study has already been registered (on client-side) |
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if (!this.isKnownStudy(dicomFile)) { |
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let st = new Study( |
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dicomFile.getStudyInstanceUID(), |
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dicomFile.getStudyDate(), |
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dicomFile.getStudyDescription(), |
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dicomFile.getStudyID(), |
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dicomFile.getAccessionNumber(), |
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dicomFile.getAcquisitionDate(), |
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dicomFile.getPatientID(), |
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dicomFile.getPatientName(), |
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dicomFile.getPatientBirthDate(), |
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dicomFile.getPatientSex() |
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); |
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this.studies.push(st); |
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// Check if the study is not already registered in the server |
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if (!DAO.fetchIsNewStudy(this.config, st.getOrthancID(), (isNew) => { |
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if (isNew == 'false') { |
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st.setWarning('isNotNewStudy', 'This study is already known by the server.'); |
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} |
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})); |
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} |
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// Check if the series has already been registered |
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if (!this.isKnownSerie(dicomFile)) { |
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let study = this.getStudy(dicomFile.getStudyInstanceUID()); |
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study.series.push(new Serie( |
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dicomFile.getSeriesInstanceUID(), |
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dicomFile.getSeriesNumber(), |
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dicomFile.getSeriesDate(), |
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dicomFile.getSeriesDescription(), |
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dicomFile.getModality() |
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)); |
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} |
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// Check if the instance has already been registered |
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if (!this.isKnownInstance(dicomFile)) { |
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const inst = new Instance( |
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dicomFile.getSOPInstanceUID(), |
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dicomFile.getInstanceNumber(), |
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dicomFile |
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); |
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inst.dicomFile.anonymise(); |
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let serie = this.getSerie(dicomFile.getSeriesInstanceUID()); |
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serie.instances.push(inst); |
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} else { |
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throw 'Duplicates. This instance is already loaded.'; |
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} |
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} |
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checkStudies() { |
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for (let st of this.studies) { |
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// Check if the study corresponds to the visits in wait for series upload |
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let expectedVisit = this.findExpectedVisit(st); |
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if (expectedVisit === undefined) { |
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st.setWarning('notExpectedVisit', 'You should check/select the patient. The imported study informations do not match with the expected ones.', true, false, true); |
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} else { |
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delete st.warnings['notExpectedVisit']; |
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if (!this.config.multiImportMode) { |
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st.visit = expectedVisit; |
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} |
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} |
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// Check if visit ID is set |
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if (st.visit == null || typeof st.visit.idVisit === undefined) { |
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st.setWarning('visitID', 'You should check/select the patient. Null visit ID.', false, true, false); |
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} else { |
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delete st.warnings['visitID']; |
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} |
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// Check inner series |
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this.checkSeries(st); |
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// Check if study has warnings |
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if (st.hasWarnings()) { |
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if (!st.hasCriticalWarnings() && st.hasValidSeries()) { |
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this.setStatusStudy(st, 'incomplete'); |
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} else { |
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this.setStatusStudy(st, 'rejected'); |
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this.dequeueStudy(st); |
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} |
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} else { |
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this.setStatusStudy(st, 'valid'); |
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} |
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} |
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} |
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checkSeries(st) { |
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function isset(e) { |
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return !(e == 'null' || e === undefined || e == ''); |
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} |
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297
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for (let sr of st.series) { |
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let dicomFile = sr.instances[0].dicomFile; |
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// Check missing tags |
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if (!isset(dicomFile.getModality())) { |
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sr.setWarning('missingTag00080060', 'Missing tag: Modality', true); |
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} else { |
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if (!isset(dicomFile.getDicomTag('00080021')) && !isset(dicomFile.getDicomTag('00080022')) ) { |
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sr.setWarning('missingTag00080022', 'Missing tag: SeriesDate', true); |
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} |
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if (sr.modality == 'PT') { |
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if ( !isset(dicomFile.getDicomTag('00101030')) ) { |
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sr.setWarning('missingTag00101030', 'Missing tag: Patient Weight', true); |
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} |
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if ( !isset(dicomFile.getDicomTag('00080031')) && !isset(dicomFile.getDicomTag('00080032')) ) { |
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sr.setWarning('missingTag00101031', 'Missing tag: Series Time', true); |
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} |
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if ( !isset(dicomFile.getRadiopharmaceuticalTag('00181074')) ) { |
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sr.setWarning('missingTag00181074', 'Missing tag: Radionuclide Total Dose', true); |
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} |
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if (!isset(dicomFile.getRadiopharmaceuticalTag('00181072')) && !isset(dicomFile.getRadiopharmaceuticalTag('00181078')) ) { |
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sr.setWarning('missingTag00181072', 'Missing tag: Radiopharmaceutical Start Time', true); |
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} |
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321
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if ( !isset(dicomFile.getRadiopharmaceuticalTag('00181075')) ) { |
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sr.setWarning('missingTag00181075', 'Missing tag: Radionuclide Half Life', true); |
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} |
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324
|
|
|
} |
|
325
|
|
|
} |
|
326
|
|
|
|
|
327
|
|
|
// Check number of instances |
|
328
|
|
|
if(sr.getNbInstances() < this.config.minNbOfInstances) { |
|
329
|
|
|
sr.setWarning(`lessThan${this.config.minNbOfInstances}Instances`, `This serie contains less than ${this.config.minNbOfInstances} instances`, true, false); |
|
330
|
|
|
} else { |
|
331
|
|
|
delete sr.warnings[`lessThan${this.config.minNbOfInstances}Instances`]; |
|
332
|
|
|
} |
|
333
|
|
|
|
|
334
|
|
|
if (sr.hasWarnings()) { |
|
335
|
|
|
st.setStatusSerie(sr, 'rejected'); |
|
336
|
|
|
st.dequeueSerie(sr); |
|
337
|
|
|
st.setWarning('serie' + sr.seriesNumber, 'Invalid serie: #' + sr.seriesNumber + '.', false, false); |
|
338
|
|
|
} else { |
|
339
|
|
|
st.setStatusSerie(sr, 'valid'); |
|
340
|
|
|
delete st.warnings['serie' + sr.seriesNumber]; |
|
341
|
|
|
} |
|
342
|
|
|
} |
|
343
|
|
|
} |
|
344
|
|
|
|
|
345
|
|
|
findExpectedVisit(st) { |
|
346
|
|
|
let thisP = st.getPatientName(); |
|
347
|
|
|
|
|
348
|
|
|
if (thisP.givenName === undefined) { |
|
349
|
|
|
return undefined; |
|
350
|
|
|
} |
|
351
|
|
|
if (thisP.familyName === undefined) { |
|
352
|
|
|
return undefined; |
|
353
|
|
|
} |
|
354
|
|
|
|
|
355
|
|
|
thisP.birthDate = st.getPatientBirthDate(); |
|
356
|
|
|
thisP.sex = st.patientSex; |
|
357
|
|
|
|
|
358
|
|
|
if (thisP.birthDate === undefined || thisP.sex === undefined) { |
|
359
|
|
|
return undefined; |
|
360
|
|
|
} |
|
361
|
|
|
|
|
362
|
|
|
// Linear search through expected visits list |
|
363
|
|
|
for (let visit of this.expectedVisits) { |
|
364
|
|
|
if (visit.firstName.trim().toUpperCase().charAt(0) == thisP.givenName.trim().toUpperCase().charAt(0) |
|
365
|
|
|
&& visit.lastName.trim().toUpperCase().charAt(0) == thisP.familyName.trim().toUpperCase().charAt(0) |
|
366
|
|
|
&& visit.sex.trim().toUpperCase().charAt(0) == thisP.sex.trim().toUpperCase().charAt(0) |
|
367
|
|
|
&& Util.isProbablyEqualDates(visit.birthDate, thisP.birthDate) |
|
|
|
|
|
|
368
|
|
|
) { |
|
369
|
|
|
return visit; |
|
370
|
|
|
} |
|
371
|
|
|
}; |
|
372
|
|
|
return undefined; |
|
373
|
|
|
|
|
374
|
|
|
} |
|
375
|
|
|
} |
This checks looks for references to variables that have not been declared. This is most likey a typographical error or a variable has been renamed.
To learn more about declaring variables in Javascript, see the MDN.