plotlysetup_offline: use savepath instead of copying to toolbox

Author: robertoffmoura

plotlysetup_offline.m

@@ -2,8 +2,7 @@ function plotlysetup_offline(plotly_bundle_url, varargin)
     % CALL: plotlysetup_offline(plotly_bundle_url);
     % WHERE: plotly_bundle_url is the plotly bundle url, e.g. https://cdn.plot.ly/plotly-2.35.3.min.js
     % If no argument is provided, the default https://cdn.plot.ly/plotly-2.35.3.min.js is used.
-    % [1] adds plotly api to matlabroot/toolboxes. If successful do [2]
-    % [2] adds plotly api to searchpath via startup.m of matlabroot and/or userpath
+    % [1] adds plotly api to search path and saves it via savepath
 
     %DEFAULT OUTPUT
     exception.message = '';
@@ -41,94 +40,11 @@ function plotlysetup_offline(plotly_bundle_url, varargin)
         return
     end
 
-    if ~is_octave
-        try
-            %embed the api to the matlabroot/toolbox dir.
-            fprintf('\nAdding Plotly to MATLAB toolbox directory ...  ');
-
-            %plotly folder in the matlab/toolbox dir.
-            plotlyToolboxPath = fullfile(matlabroot,'toolbox','plotly');
-
-            if exist(plotlyToolboxPath,'dir') %check for overwrite...
-                fprintf(['\n\n[UPDATE]: \n\nHey! We see that a copy of Plotly has previously been added to\n' ...
-                    'your Matlab toolboxes. Would you like us to overwrite it with:\n' plotlyFolderPath ' ? \n'...
-                    'Careful! You may lose data saved to this Plotly directory.\n\n']);
-
-                overwrite = input('Overwrite (y/n) ? : ','s');
-
-                if (strcmpi(overwrite,'y'));
-                    fprintf('\n[OVERWRITE]:\n\nOverwriting Plotly! ... Done \n');
-                else
-                    fprintf('\n[NO OVERWRITE]:\n\nDid not overwrite Plotly! ... Done \n');
-                end
-            else %toolbox Plotly not yet created
-                %worked (without interruption)...just a formatting thing!
-                fprintf('Done\n');
-
-                %make the plotlyToolboxPath dir.
-                status = mkdir(plotlyToolboxPath);
-
-                %set status to overwrite
-                overwrite = 'y';
-
-                %check that the folder was created
-                if (status == 0)
-                    error('plotly:savePlotly', permissionMessage('save the Plotly folder'));
-                end
-            end
-
-            if strcmpi(overwrite,'y')
-                %move a copy of the Plotly api to matlab root directory
-                [status, msg, messid] = copyfile(plotlyFolderPath,plotlyToolboxPath);
-                %check that the plotly api was copied to the matlab root toolbox directory
-                if (status == 0)
-                    if (~strcmp(messid, 'MATLAB:COPYFILE:SourceAndDestinationSame'))
-                        error('plotly:copyPlotly',permissionMessage('copy the Plotly folder'));
-                    end
-                end
-            end
-
-            %add it to the searchpath (startup.m will handle this next time!)
-            addpath(genpath(plotlyToolboxPath),'-end');
-
-            %save plotly api searchpath to startup.m files (only do this if we actually were able to store the api in mtlroot/toolbox!)
-            fprintf('Saving Plotly to MATLAB search path via startup.m ... ');
-
-            %check for a startup.m file in matlab rootpath (we want to add one here)
-            startupFile = [];
-            startupFileRootPath = fullfile(matlabroot,'toolbox','local','startup.m');
-            if ~exist(startupFileRootPath,'file')
-                startFileID = fopen(startupFileRootPath, 'w');
-                %startup.m does not exist and startupFilePath is non-writable
-                if (startFileID == -1)
-                    error('plotly:rootStartupCreation',permissionMessage('write the startup.m script'));
-                end
-                startupFile = {startupFileRootPath}; %needed because MATLAB only looks for startup.m when first opened.
-            end
-
-            %check for all startup.m file in searchpath
-            startupFile = [startupFile; cell(which('startup.m','-all'))];
-            %write the addpath - plotly api to the startup.m files
-            [warnings] = addplotlystartup(startupFile);
-
-            %worked!
-            fprintf(' Done\n');
-
-            %print any addplotlydstatup warnings;
-            w = cellfun(@isempty,warnings);
-            if find(~w)
-                %output warnings
-                exception.warnings = warnings;
-                fprintf(warnings{find(~w)});
-            end
-
-        catch exception %copying to toolbox/writing to startup.m permission problem catch...
-            fprintf(['\n\n' exception.identifier exception.message '\n\n']);
-        end
-
-    else %if octave
-        fprintf('\n\nOctave users: Automatic Plotly API embedding coming soon!\n\n');
-    end %end check for matlab...
+    % Save search path so Plotly remains available in future sessions
+    try
+        savepath;
+    catch
+    end
 
     %get offline bundle
     fprintf('\nNow downloading the plotly offline bundle ...');
@@ -137,13 +53,3 @@ function plotlysetup_offline(plotly_bundle_url, varargin)
     %greet the people!
     fprintf('\nWelcome to Plotly! If you are new to Plotly please enter: >> plotlyhelp to get started!\n\n')
 end
-
-% helper message function
-function message = permissionMessage(spec)
-    message = ['\n\nShoot! We tried to ' spec ' to the MATLAB toolbox \n',...
-            'directory, but were denied write permission. You''ll have to add\n',...
-            'the Plotly folder to your MATLAB path manually by running: \n\n',...
-            '>> plotly_path = fullfile(pwd, ''plotly'')\n',...
-            '>> addpath(genpath(plotly_path))\n\n',...
-            'Questions? Ask https://community.plotly.com/c/api/matlab/\n\n'];
-end