setup_win()
more generic since one user named the folder containing the QGIS installation bin
.comm
dataset now contains 100 observations, i.e. also those in which no plant species were recorded.
*random_points
in accordance with issue https://github.com/r-spatial/sf/issues/685set_env()
now also searches for qgis-ltr.bat
comm
and study_area
addedinstall_guide
vignetteqgis_session_info()
now tries several times to find out about the installed GRASS version (find
frequently fails at the first attempt when used witin a function), and additionally suppresses a confusing warning message regarding access rights (permission denied when trying to access points.shp, however these points are accessed regardless of this message since they are used to test if GRASS can be accessed which is the case).run_qgis()
will now look for this file in the working directory (getwd()
) or save it to this locations (suggested by @rkrug).qgis_session_info()
no longer prints the supported saga versions if there is nothing to report (method supportedVersions
was deleted from SagaAlgorithmProvider
since QGIS 2.18.10).run_qgis()
accepts network addresses as filenames under Windows again (#735e856, @susanatfybr).run_qgis()
, pass_args()
and save_spatial_objects()
now have an additional parameter named NA_flag
, which allows to specify a value for NAs when exporting rasters (issue #93 raised by @raff-k and solved through #9e74a4a ).get_args_man()
, run_qgis()
and pass_args()
now print which default options were chosen (suggested by @rkrug).test-paper-analysis
)get_grp()
was replaced by the more generic get_extent()
. If a geoalgorithm requires an extent object it will be computed automatically from the provided input spatial objects (if not specified explicitly by the user) (#95).setup_win()
works properly when the working directory is a server (commit ccc1baa & 263a1cf)set_env()
now uses forward instead of backward slashes (commit 8befac3 and issue #83)RQGIS.check_args
(commit 29fb26a and issue #79)conda_list()
(solved by: https://github.com/rstudio/reticulate/issues/100; @jjallaire).show_output_paths
in run_qgis
. Setting it to FALSE
suppresses the printing of the output file paths.random_points
is now an sf-object (required also some adjustments in run_qgis and our tests)run_qgis
doesn't print a space any longer if the Python message is emptyqgis_session_info
load_output
now supports all GDAL-supported drivers. Of course, this depends on the system setup (#72).show_msg
and check_params
(run_qgis
)ltr
(set_env
)open_app
. open_app
in turn makes advantage of various new helper functions (setup_win()
, run_ini()
, setup_linux()
, setup_mac()
). Additionally, we put much of the Python code into inst/python. import_setup
contains much of the necessary import statements to run QGIS from within R. python_funs
contains the RQGIS class (#32) containing several methods to call from within R (get_args_man()
, open_help()
, qgis_session_info()
, etc.).The user can now specify QGIS geoalgorithm parameters as R named arguments using the ellipsis-argument ...
(#58).
We rewrote the load_output
-argument of run_qgis
. It is now a logical argument. If TRUE
, run_qgis()
will automatically load all the output layers explicitly specified by the user back into R (#60).
Extensive error-/misspecification checking. To do so, we now submit a Python-dictionary - containing all parameters and arguments - to processing.runalg
. This also allows to check parameter names. Before the **args-argument simply converted our input in a list containing the arguments (but not the parameter names). Using the Python dictionary has the additional benefit that we no longer have to take care of the order in which the function parameters are specified. Besides, we now also make sure that the user can only specify available options. And if the user provides the verbal notation, pass_args
internally converts this input in the corresponding number notation as required by the QGIS API (#64, @tim-salabim; #65).
RQGIS now supports simple features (sf
; #43, @einvindhammers).
support for MultiParameterInput through two new helper functions save_spatial_objects
and get_grp
(https://gis.stackexchange.com/questions/240303/defining-grass-region-in-rqgis)
RQGIS now supports QGIS osgeo4mac
homebrew installations. This is also the recommended installation way from now on as it does not cause irritating error messages like the Kyngchaos QGIS binary.
find_algorithms
now accepts regular expressions as argument for its search_term
parameter
set_env()
now caches its output, so calling it a second time, will load the cached output.
Under Windows set_env()
now first searches the most likely places to find a QGIS installation.
changing set_env
's parameter name from ltr
to dev
. When having multiple homebrew installations on mac (LTR and dev), the user can select which one to use with the dev
argument in set_env()
. Default uses the LTR version.
qgis_session_info()
now warns Linux users that they might have to use a softlink when using grass7 in conjunction with QGIS (#52, @thengl)
changing the default for parameter options
from FALSE
to TRUE
in get_args_man
reset_paths
tries to restore the PATH environment variable, i.e. at least to make sure that all paths within PATH will still be available after having run open_app
.
build_cmds
now retrieves the working directory on the command line from where the script has been called (temporary folder), and makes it the working directory at the end of the batch script. This ensures that py_cmd.py can be found and executed (necessary since QGIS 2.18.2 since they somehow change the wd in one of their .bat-files) (#26, @eivindhammers).
RQGIS now also does testing using the testthat
-package (#20).
run_qgis
stops if the user specifies one of the interactive QGIS Select-by operations.
run_qgis
now stops if the output shapefile created by QGIS is empty.
run_qgis
-message: Use qgis:creategrid instead of qgis:vectorgrid.
Fine-tuning of the documentation files.
Deleting redundancies in functions build_cmds
, check_apps
and execute_cmds
.
Removing empty string from find_algorithms
output.
Added a NEWS.md
file to track changes to the package.
vignette update (MacOSX and homebrew installation) (#14, @pat-s)
bug fix: we replaced findstr
in set_env
by the more general %SystemRoot%\\System32\\findstr
.
bug fix: when constructing the cmd-command (in run_qgis
), we need to avoid "double" shell quotes. This happened e.g., with grass7:r.viewshed
. Additionally, we made sure that None, True and False are not shellquoted.
bug fix: when determining the GRASS REGION PARAMETER in run_qgis
. To extract the extent of a spatial object ogrInfo
needs the layer name without the file extension. To do that we now use the file_path_sans_ext
of the tools
package instead of a simple gsub
-command. Previously, we simply returned everything in front of a colon. This caused problems with file names such as gis.osm_roads_free_1.shp.
bug fix: run_qgis
function argument load_output
now checks if the QGIS output was really created before trying to load it.
bug fix: There was a problem when using QGIS/Grass on a MacOS. Deleting one bash statement (paste0("export PATH='", qgis_env$root, "/Contents/MacOS/bin:$PATH'"))
) solved the problem.
bug fix: qgis_session_info
now also runs on MacOS (#34)
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