security fixes and improvements to handle file paths

[codecov[bot]]

Codecov Report

Merging #535 (b4f0fa1) into master (f36c35d) will decrease coverage by 0.02%. The diff coverage is 87.36%.

@@            Coverage Diff             @@
##           master     #535      +/-   ##
==========================================
- Coverage   85.18%   85.16%   -0.02%     
==========================================
  Files          79       79              
  Lines       17959    18016      +57     
  Branches     2721     2726       +5     
==========================================
+ Hits        15298    15344      +46     
- Misses       1933     1942       +9     
- Partials      728      730       +2     

Files	Coverage Δ
weaver/cli.py	86.30% <ø> (ø)
weaver/processes/builtin/__init__.py	88.79% <ø> (ø)
weaver/processes/builtin/file_index_selector.py	100.00% <100.00%> (ø)
weaver/processes/builtin/jsonarray2netcdf.py	100.00% <100.00%> (ø)
weaver/processes/builtin/metalink2netcdf.py	100.00% <100.00%> (ø)
weaver/vault/utils.py	79.59% <100.00%> (+0.42%)	:arrow_up:
weaver/processes/builtin/file2string_array.py	68.96% <85.71%> (+0.96%)	:arrow_up:
weaver/vault/views.py	87.20% <0.00%> (ø)
weaver/wps_restapi/jobs/utils.py	77.71% <0.00%> (-0.23%)	:arrow_down:
weaver/utils.py	83.11% <89.65%> (+0.05%)	:arrow_up:
... and 1 more