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/** |
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* nextCloud - ocr |
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* |
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* This file is licensed under the Affero General Public License version 3 or |
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* later. See the COPYING file. |
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* |
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* @author Janis Koehr <[email protected]> |
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* @copyright Janis Koehr 2016 |
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*/ |
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(function() { |
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var OCR_ALLOWED_MIMETYPES = ['application/pdf', 'image/png', 'image/jpeg', 'image/tiff']; |
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/** |
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* Constructor of the ocr object. |
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* This object holds all our ocr stuff. |
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* processing state, available languages, etc. |
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* @param baseUrl |
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* @constructor |
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*/ |
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var Ocr = function (baseUrl) { |
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this._baseUrl = baseUrl; |
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this._languages = []; |
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this._status = []; |
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}; |
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/** |
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* Class prototype for Ocr. Following functions are available: |
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*/ |
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Ocr.prototype = { |
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getLanguages: function () { |
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var self = this; |
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return self._languages; |
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}, |
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getStatus: function () { |
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var self = this; |
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return self._status; |
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}, |
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/** |
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* AJAX call. |
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* Loads all available languages. |
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* @returns $.Deferred() |
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*/ |
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loadAllLanguages: function () { |
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var deferred = $.Deferred(); |
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var self = this; |
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$.get(self._baseUrl).done(function (languages) { |
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self._languages = languages; |
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deferred.resolve(languages); |
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}).fail(function (jqXHR) { |
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deferred.reject(jqXHR.responseText); |
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}); |
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return deferred.promise(); |
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}, |
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process: function(selectedFiles, selectedLanguage){ |
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var self = this; |
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var deferred = $.Deferred(); |
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if(self.checkMimeTypes(selectedFiles)){ |
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selectedFiles = self._shrinkData(selectedFiles); |
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var data = {language: selectedLanguage, files: selectedFiles}; |
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$.ajax({ |
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url: self._baseUrl, |
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method: 'POST', |
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contentType: 'application/json', |
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data: JSON.stringify(data) |
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}).done(function () { |
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deferred.resolve(); |
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}).fail(function (jqXHR) { |
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deferred.reject(jqXHR.responseText); |
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}); |
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}else{ |
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deferred.reject(t('ocr','Files have wrong mimetypes.')); |
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} |
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return deferred.promise(); |
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}, |
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checkStatus: function () { |
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var deferred = $.Deferred(); |
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var self = this; |
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/** global: OC */ |
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$.get(OC.generateUrl('/apps/ocr/status')).done(function (status) { |
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self._status = status; |
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deferred.resolve(status); |
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}).fail(function (jqXHR) { |
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deferred.reject(jqXHR.responseText); |
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}); |
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return deferred.promise(); |
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}, |
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checkMimeTypes: function (selectedFiles) { |
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var correct = true; |
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selectedFiles.forEach(function(file){ |
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if($.inArray(file.mimetype, OCR_ALLOWED_MIMETYPES) == -1){ |
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correct = false; |
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} |
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}); |
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return correct; |
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}, |
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_shrinkData: function(files) { |
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return files.map(function(file){ |
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return {id: file.id}; |
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}); |
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}, |
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initialize: function () { |
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var self = this; |
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var deferred = $.Deferred(); |
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self.loadAllLanguages().done(function(){ |
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deferred.resolve(); |
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}).fail(function(message){ |
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deferred.reject(message); |
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}); |
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return deferred.promise(); |
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} |
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}; |
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/** global: OCA */ |
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if (OCA.Ocr) { |
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OCA.Ocr.Ocr = Ocr; |
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} |
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})(); |
janis91 /
ocr
