js/ocrview.js - Code Metrics - Inspection of "multiple language support. advanced logging. (#50)" - janis91/ocr - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 54efaa...464bdd )

by Janis

created 2017-01-27 23:38 UTC

js/ocrview.js B

↳ Parent: Project

Complexity

Conditions	2
Paths	16

Size

Total Lines

260

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
dl	0
loc	260
rs	8.2857
c	1
b	0
f	0
cc	2
nc	16
nop	0

18 Functions

Rating	Name	Size	Complexity
A	View.updateFileList	5	1
A	View.setSelectedFiles	4	1
B	View.registerEvents	44	1
A	View.destroySelectedActionButton	4	1
A	View.loopForStatus	17	1
A	View.renderSelectedActionButton	4	1
A	View.renderFileAction	14	1
A	View.initialize	6	1
A	View.renderDropdown	10	3
A	ocrview.js ➔ View	5	1
A	View.destroyDropdown	5	2
A	View.notifyError	4	1
A	View.destroy	7	1
B	View.togglePendingState	19	6
B	View.registerFileActions	37	1
A	View.hideSelectedActionButton	6	1
A	View.toggleSelectedActionButton	18	4
A	View.getSelectedFiles	4	1

How to fix Long Method

/**
 * nextCloud - ocr
 *
 * This file is licensed under the Affero General Public License version 3 or
 * later. See the COPYING file.
 *
 * @author Janis Koehr <[email protected]>
 * @copyright Janis Koehr 2017
 */
(function() {


	// Handlebarsjs template
	var TEMPLATE_OCR_DROPDOWN = '<div id="ocrDropdown" class="ocrUserInterface">'+
		'{{#if noMatches}}'+
		t('ocr', 'No languages for tesseract available')+
		'{{else}}'+
		'<select id="ocrLanguage" class="multiselect" multiple="multiple">'+
		'{{#each languages}}'+
		'<option value="{{this}}">{{this}}</option>'+
		'{{/each}}'+
		'</select>'+
		'<input type="button" id="processOCR" value="'+
		t('ocr', 'Process')+
		'" />'+
		'{{/if}}'+
		'</div>';

	var TEMPLATE_OCR_SELECTED_FILE_ACTION = '<span class="selectedActionsOCR hidden">'+
		'<a id="selectedFilesOCR" href="" class="ocr">'+
		'<span class="icon icon-external"></span>'+
		'<span>'+t('ocr', 'OCR')+'</span>'+
		'</a>'+
		'</span>';

	/**
	 * Constructor of the View object.
	 * This will update the different parts of the html.
	 * @param ocr
	 * @constructor
	 */
	var View = function (ocr) {
		this._ocr = ocr;
		this._selectedFiles = [];
		this._row = undefined;
	};

	/**
	 * Class prototype for the View. Following functions are available:
	 *
	 */
	View.prototype = {
		initialize: function () {
			this.renderSelectedActionButton();
			this.registerFileActions();
			this.registerEvents();
			this.loopForStatus();
		},
		destroy: function () {
			var self = this;
			self.destroyDropdown();
			self.destroySelectedActionButton();
			OCA.Files.fileActions.clear();
			OCA.Files.fileActions.registerDefaultActions();
		},
		registerFileActions: function () {
			var self = this;
			/**
			 * Register FileAction for mimetype pdf
			 */
			OCA.Files.fileActions.registerAction({
				name: 'Ocr',
				displayName: t('ocr', 'OCR'),
				order: 100,
				mime: 'application/pdf',
				permissions: OC.PERMISSION_UPDATE,
				altText: t('ocr', 'OCR'),
				iconClass: 'icon-external',
				actionHandler: function (filename, context) {
					var id = context.$file.attr('data-id');
					var mimetype = context.fileActions.getCurrentMimeType();
					self.renderFileAction(id, filename, mimetype);
				}
			});
			/**
			 * Register FileAction for mimetype image
			 */
			OCA.Files.fileActions.registerAction({
				name: 'Ocr',
				displayName: t('ocr', 'OCR'),
				order: 100,
				mime: 'image',
				permissions: OC.PERMISSION_UPDATE,
				altText: t('ocr', 'OCR'),
				iconClass: 'icon-external',
				actionHandler: function (filename, context) {
					var id = context.$file.attr('data-id');
					var mimetype = context.fileActions.getCurrentMimeType();
					self.renderFileAction(id, filename, mimetype);
				}
			});
		},
		setSelectedFiles: function (selectedFiles) {
			var self = this;
			self._selectedFiles = selectedFiles;
		},
		getSelectedFiles: function () {
			var self = this;
			return self._selectedFiles;
		},
		destroySelectedActionButton: function () {
			// remove the Template
			$('.selectedActionsOCR').remove();
		},
		renderSelectedActionButton: function () {
			// append the TEMPLATE to correct position
			$(TEMPLATE_OCR_SELECTED_FILE_ACTION).appendTo($('#headerName-container'));
		},
		destroyDropdown: function () {
			if ($('#ocrDropdown').length){
				$('#ocrDropdown').detach();
			}
		},
		renderDropdown: function(){
			var self = this;
			self.destroyDropdown();
			/** global: Handlebars */
			var template = Handlebars.compile(TEMPLATE_OCR_DROPDOWN);
			var noMatches = true;
			var languages = self._ocr.getLanguages();
			if(languages.length > 0 && typeof languages !== undefined){ noMatches = false; }
			return template({languages: languages, noMatches: noMatches});
		},
		renderFileAction: function (id, file, mimetype) {
			var self = this;
			var html = self.renderDropdown();
			$(html).appendTo($('tr').filterAttr('data-file',file).find('td.filename'));
			$("#ocrLanguage").select2({
				width: 'element',
				placeholder: t('ocr', 'Select language'),
				formatNoMatches: function(){
					return t('ocr', 'No matches found.');
				}
			});
			var files = [{id: id, mimetype: mimetype}];
			self.setSelectedFiles(files);
		},
		toggleSelectedActionButton: function () {
			var self = this;
			var selectedActionButton = $('.selectedActionsOCR');
			var selFiles = OCA.Files.App.fileList.getSelectedFiles();
			if(selFiles.length > 0 && typeof selFiles !== undefined){
				//show if all have correct mimetype and type = file
				if(self._ocr.checkMimeTypes(selFiles)){
					// show if not already shown
					selectedActionButton.removeClass('hidden');
				}else{
					selectedActionButton.addClass('hidden');
				}
			}else{
				// hide if not already hidden
				selectedActionButton.addClass('hidden');
				self.setSelectedFiles([]);
			}
		},
		hideSelectedActionButton: function () {
			var self = this;
			var selectedActionButton = $('.selectedActionsOCR');
			selectedActionButton.addClass('hidden');
			self.setSelectedFiles([]);
		},
		togglePendingState: function (force, initialcount) {
			var self = this;
			var html = '';
			var pendingcount = self._ocr.getStatus().pending;
			if(force){
				html = '<span class="icon icon-loading-small ocr-row-adjustment"></span>&nbsp;<span>' + n('ocr','OCR started: %n new file in queue.', 'OCR started: %n new files in queue.', initialcount) + '</span>';
			}else{
				html = '<span class="icon icon-loading-small ocr-row-adjustment"></span>&nbsp;<span>' + ' ' + n('ocr','OCR: %n currently pending file in queue.', 'OCR: %n currently pending files in queue.', pendingcount) + '</span>';
			}
			if(pendingcount > 0 || force){
				if (self._row !== undefined) { OC.Notification.hide(self._row); }
				self._row = OC.Notification.showHtml(html);
			}else{
				if (self._row !== undefined){
					OC.Notification.hide(self._row);
					self._row = undefined;
				}
			}
		},
		updateFileList: function () {
			var self = this;
			OCA.Files.App.fileList.reload();
			self.toggleSelectedActionButton();
		},
		/**
		 * Loops as long as there are pending objects
		 */
		loopForStatus: function () {
			var self = this;
			$.when(self._ocr.checkStatus()).done(function(){
				if(self._ocr.getStatus().failed > 0) { self.notifyError(n('ocr', 'OCR processing for %n file failed. For details please go to your personal settings.', 'OCR processing for %n files failed. For details please go to your personal settings.', self._ocr.getStatus().failed)); }
				if(self._ocr.getStatus().pending > 0){
					if(self._ocr.getStatus().processed > 0) { self.updateFileList(); }
					self.togglePendingState(false);
					setTimeout($.proxy(self.loopForStatus,self), 4500);
				}else{
					if(self._ocr.getStatus().processed > 0) { self.updateFileList(); }
					self.togglePendingState(false);
				}
			}).fail(function(message){
				self.notifyError(message);
				setTimeout($.proxy(self.loopForStatus,self), 4500);
			});
		},
		notifyError: function (message) {
			/** global: OC */
			OC.Notification.showHtml('<div>'+message+'</div>', {timeout: 10, type: 'error'});
		},
		registerEvents: function(){
			var self = this;
			// Close on click on other element
			$(document).click(function(event) {
				if(!$(event.target).closest('#ocrDropdown').length) {
					self.destroyDropdown();
					self.setSelectedFiles([]);
				}
			});
			// Register submit action
			$(document).on('click', '#processOCR', function(){
				var selectedLanguages = $('#ocrLanguage').select2('val');
				$.when(self._ocr.process(self.getSelectedFiles(), selectedLanguages)).done(function(){
					self.destroyDropdown();

					// status monitoring init
					self.togglePendingState(true, self.getSelectedFiles().length);
					self.setSelectedFiles([]);
					setTimeout($.proxy(self.loopForStatus,self), 4500);
				}).fail(function(message){
					self.notifyError(t('ocr', 'OCR processing failed:')+ ' ' + message);
					self.destroyDropdown();
				});
			});
			// Register click selectedFilesAction
			$(document).on('click', '#selectedFilesOCR', function(){
				var html = self.renderDropdown();
				$(html).appendTo($('tr').find('th.column-name'));
				$("#ocrLanguage").select2({
					width: 'element',
					placeholder: t('ocr', 'Select language'),
					formatNoMatches: function(){
						return t('ocr', 'No matches found.');
					}
				});
				self.setSelectedFiles(OCA.Files.App.fileList.getSelectedFiles());
				return false;
			});
			// Register checkbox events
			/** global: _ */
			OCA.Files.App.fileList.$fileList.on('change', 'td.filename>.selectCheckBox', _.bind(self.toggleSelectedActionButton, this));
			OCA.Files.App.fileList.$el.find('.select-all').click(_.bind(self.toggleSelectedActionButton, this));
			OCA.Files.App.fileList.$el.find('.delete-selected').click(_.bind(self.hideSelectedActionButton, this));
		}
	};
	/** global: OCA */
	if (OCA.Ocr) {
		OCA.Ocr.View = View;
	}
})();

1			/**
2			* nextCloud - ocr
3			*
4			* This file is licensed under the Affero General Public License version 3 or
5			* later. See the COPYING file.
6			*
7			* @author Janis Koehr <[email protected]>
8			* @copyright Janis Koehr 2017
9			*/
10			(function() {
11
12
13			// Handlebarsjs template
14			var TEMPLATE_OCR_DROPDOWN = '<div id="ocrDropdown" class="ocrUserInterface">'+
15			'{{#if noMatches}}'+
16			t('ocr', 'No languages for tesseract available')+
17			'{{else}}'+
18			'<select id="ocrLanguage" class="multiselect" multiple="multiple">'+
19			'{{#each languages}}'+
20			'<option value="{{this}}">{{this}}</option>'+
21			'{{/each}}'+
22			'</select>'+
23			'<input type="button" id="processOCR" value="'+
24			t('ocr', 'Process')+
25			'" />'+
26			'{{/if}}'+
27			'</div>';
28
29			var TEMPLATE_OCR_SELECTED_FILE_ACTION = '<span class="selectedActionsOCR hidden">'+
30			'<a id="selectedFilesOCR" href="" class="ocr">'+
31			'<span class="icon icon-external"></span>'+
32			'<span>'+t('ocr', 'OCR')+'</span>'+
33			'</a>'+
34			'</span>';
35
36			/**
37			* Constructor of the View object.
38			* This will update the different parts of the html.
39			* @param ocr
40			* @constructor
41			*/
42			var View = function (ocr) {
43			this._ocr = ocr;
44			this._selectedFiles = [];
45			this._row = undefined;
46			};
47
48			/**
49			* Class prototype for the View. Following functions are available:
50			*
51			*/
52			View.prototype = {
53			initialize: function () {
54			this.renderSelectedActionButton();
55			this.registerFileActions();
56			this.registerEvents();
57			this.loopForStatus();
58			},
59			destroy: function () {
60			var self = this;
61			self.destroyDropdown();
62			self.destroySelectedActionButton();
63			OCA.Files.fileActions.clear();
64			OCA.Files.fileActions.registerDefaultActions();
65			},
66			registerFileActions: function () {
67			var self = this;
68			/**
69			* Register FileAction for mimetype pdf
70			*/
71			OCA.Files.fileActions.registerAction({
72			name: 'Ocr',
73			displayName: t('ocr', 'OCR'),
74			order: 100,
75			mime: 'application/pdf',
76			permissions: OC.PERMISSION_UPDATE,
77			altText: t('ocr', 'OCR'),
78			iconClass: 'icon-external',
79			actionHandler: function (filename, context) {
80			var id = context.$file.attr('data-id');
81			var mimetype = context.fileActions.getCurrentMimeType();
82			self.renderFileAction(id, filename, mimetype);
83			}
84			});
85			/**
86			* Register FileAction for mimetype image
87			*/
88			OCA.Files.fileActions.registerAction({
89			name: 'Ocr',
90			displayName: t('ocr', 'OCR'),
91			order: 100,
92			mime: 'image',
93			permissions: OC.PERMISSION_UPDATE,
94			altText: t('ocr', 'OCR'),
95			iconClass: 'icon-external',
96			actionHandler: function (filename, context) {
97			var id = context.$file.attr('data-id');
98			var mimetype = context.fileActions.getCurrentMimeType();
99			self.renderFileAction(id, filename, mimetype);
100			}
101			});
102			},
103			setSelectedFiles: function (selectedFiles) {
104			var self = this;
105			self._selectedFiles = selectedFiles;
106			},
107			getSelectedFiles: function () {
108			var self = this;
109			return self._selectedFiles;
110			},
111			destroySelectedActionButton: function () {
112			// remove the Template
113			$('.selectedActionsOCR').remove();
114			},
115			renderSelectedActionButton: function () {
116			// append the TEMPLATE to correct position
117			$(TEMPLATE_OCR_SELECTED_FILE_ACTION).appendTo($('#headerName-container'));
118			},
119			destroyDropdown: function () {
120			if ($('#ocrDropdown').length){
121			$('#ocrDropdown').detach();
122			}
123			},
124			renderDropdown: function(){
125			var self = this;
126			self.destroyDropdown();
127			/** global: Handlebars */
128			var template = Handlebars.compile(TEMPLATE_OCR_DROPDOWN);
129			var noMatches = true;
130			var languages = self._ocr.getLanguages();
131			if(languages.length > 0 && typeof languages !== undefined){ noMatches = false; }
132			return template({languages: languages, noMatches: noMatches});
133			},
134			renderFileAction: function (id, file, mimetype) {
135			var self = this;
136			var html = self.renderDropdown();
137			$(html).appendTo($('tr').filterAttr('data-file',file).find('td.filename'));
138			$("#ocrLanguage").select2({
139			width: 'element',
140			placeholder: t('ocr', 'Select language'),
141			formatNoMatches: function(){
142			return t('ocr', 'No matches found.');
143			}
144			});
145			var files = [{id: id, mimetype: mimetype}];
146			self.setSelectedFiles(files);
147			},
148			toggleSelectedActionButton: function () {
149			var self = this;
150			var selectedActionButton = $('.selectedActionsOCR');
151			var selFiles = OCA.Files.App.fileList.getSelectedFiles();
152			if(selFiles.length > 0 && typeof selFiles !== undefined){
153			//show if all have correct mimetype and type = file
154			if(self._ocr.checkMimeTypes(selFiles)){
155			// show if not already shown
156			selectedActionButton.removeClass('hidden');
157			}else{
158			selectedActionButton.addClass('hidden');
159			}
160			}else{
161			// hide if not already hidden
162			selectedActionButton.addClass('hidden');
163			self.setSelectedFiles([]);
164			}
165			},
166			hideSelectedActionButton: function () {
167			var self = this;
168			var selectedActionButton = $('.selectedActionsOCR');
169			selectedActionButton.addClass('hidden');
170			self.setSelectedFiles([]);
171			},
172			togglePendingState: function (force, initialcount) {
173			var self = this;
174			var html = '';
175			var pendingcount = self._ocr.getStatus().pending;
176			if(force){
177			html = '<span class="icon icon-loading-small ocr-row-adjustment"></span> <span>' + n('ocr','OCR started: %n new file in queue.', 'OCR started: %n new files in queue.', initialcount) + '</span>';
178			}else{
179			html = '<span class="icon icon-loading-small ocr-row-adjustment"></span> <span>' + ' ' + n('ocr','OCR: %n currently pending file in queue.', 'OCR: %n currently pending files in queue.', pendingcount) + '</span>';
180			}
181			if(pendingcount > 0 \|\| force){
182			if (self._row !== undefined) { OC.Notification.hide(self._row); }
183			self._row = OC.Notification.showHtml(html);
184			}else{
185			if (self._row !== undefined){
186			OC.Notification.hide(self._row);
187			self._row = undefined;
188			}
189			}
190			},
191			updateFileList: function () {
192			var self = this;
193			OCA.Files.App.fileList.reload();
194			self.toggleSelectedActionButton();
195			},
196			/**
197			* Loops as long as there are pending objects
198			*/
199			loopForStatus: function () {
200			var self = this;
201			$.when(self._ocr.checkStatus()).done(function(){
202			if(self._ocr.getStatus().failed > 0) { self.notifyError(n('ocr', 'OCR processing for %n file failed. For details please go to your personal settings.', 'OCR processing for %n files failed. For details please go to your personal settings.', self._ocr.getStatus().failed)); }
203			if(self._ocr.getStatus().pending > 0){
204			if(self._ocr.getStatus().processed > 0) { self.updateFileList(); }
205			self.togglePendingState(false);
206			setTimeout($.proxy(self.loopForStatus,self), 4500);
207			}else{
208			if(self._ocr.getStatus().processed > 0) { self.updateFileList(); }
209			self.togglePendingState(false);
210			}
211			}).fail(function(message){
212			self.notifyError(message);
213			setTimeout($.proxy(self.loopForStatus,self), 4500);
214			});
215			},
216			notifyError: function (message) {
217			/** global: OC */
218			OC.Notification.showHtml('<div>'+message+'</div>', {timeout: 10, type: 'error'});
219			},
220			registerEvents: function(){
221			var self = this;
222			// Close on click on other element
223			$(document).click(function(event) {
224			if(!$(event.target).closest('#ocrDropdown').length) {
225			self.destroyDropdown();
226			self.setSelectedFiles([]);
227			}
228			});
229			// Register submit action
230			$(document).on('click', '#processOCR', function(){
231			var selectedLanguages = $('#ocrLanguage').select2('val');
232			$.when(self._ocr.process(self.getSelectedFiles(), selectedLanguages)).done(function(){
233			self.destroyDropdown();
234
235			// status monitoring init
236			self.togglePendingState(true, self.getSelectedFiles().length);
237			self.setSelectedFiles([]);
238			setTimeout($.proxy(self.loopForStatus,self), 4500);
239			}).fail(function(message){
240			self.notifyError(t('ocr', 'OCR processing failed:')+ ' ' + message);
241			self.destroyDropdown();
242			});
243			});
244			// Register click selectedFilesAction
245			$(document).on('click', '#selectedFilesOCR', function(){
246			var html = self.renderDropdown();
247			$(html).appendTo($('tr').find('th.column-name'));
248			$("#ocrLanguage").select2({
249			width: 'element',
250			placeholder: t('ocr', 'Select language'),
251			formatNoMatches: function(){
252			return t('ocr', 'No matches found.');
253			}
254			});
255			self.setSelectedFiles(OCA.Files.App.fileList.getSelectedFiles());
256			return false;
257			});
258			// Register checkbox events
259			/** global: _ */
260			OCA.Files.App.fileList.$fileList.on('change', 'td.filename>.selectCheckBox', _.bind(self.toggleSelectedActionButton, this));
261			OCA.Files.App.fileList.$el.find('.select-all').click(_.bind(self.toggleSelectedActionButton, this));
262			OCA.Files.App.fileList.$el.find('.delete-selected').click(_.bind(self.hideSelectedActionButton, this));
263			}
264			};
265			/** global: OCA */
266			if (OCA.Ocr) {
267			OCA.Ocr.View = View;
268			}
269			})();

janis91 / ocr

Push — master ( 54efaa...464bdd )

js/ocrview.js B

Complexity

Size

Duplication

Importance

18 Functions

How to fix Long Method

Long Method

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