fix: [pdfexport] Fix tests paths, dependency in pipfile, imports, and 'file' name overwrite in test function

Pipfile

@@ -13,6 +13,7 @@ requests-mock = "*"
 pymisp = {editable = true,extras = ["fileobjects", "neo", "openioc", "virustotal"],path = "."}
 pydeep = {editable = true,git = "https://github.com/kbandla/pydeep.git"}
 pymispwarninglists = {editable = true,git = "https://github.com/MISP/PyMISPWarningLists.git"}
+reportlab = "*"
 
 [requires]
 python_version = "3.6"

pymisp/tools/reportlab_generator.py

@@ -11,22 +11,21 @@ import pymisp
 logger = logging.getLogger('pymisp')
 
 # Potentially not installed imports
-try:
-    from reportlab.pdfgen import canvas
-    from reportlab.pdfbase.pdfmetrics import stringWidth
-    from reportlab.lib import colors
+#try:
+from reportlab.pdfgen import canvas
+from reportlab.pdfbase.pdfmetrics import stringWidth
+from reportlab.lib import colors
 
-    from reportlab.platypus import SimpleDocTemplate, Paragraph, PageBreak, Spacer, Table, TableStyle, Flowable
-    from reportlab.lib.styles import getSampleStyleSheet, ParagraphStyle
+from reportlab.platypus import SimpleDocTemplate, Paragraph, PageBreak, Spacer, Table, TableStyle, Flowable
 
-    from reportlab.lib.units import mm, inch
-    from reportlab.lib.enums import TA_RIGHT, TA_CENTER, TA_JUSTIFY, TA_LEFT
-    from reportlab.lib.pagesizes import letter, inch
+from reportlab.lib.styles import getSampleStyleSheet, ParagraphStyle
+from reportlab.lib.units import mm
+from reportlab.lib.enums import TA_RIGHT, TA_CENTER, TA_JUSTIFY, TA_LEFT
 
-    HAS_REPORTLAB = True
-except ImportError:
-    HAS_REPORTLAB = False
-    print("ReportLab cannot be imported. Please verify that ReportLab is installed on the system.")
+#    HAS_REPORTLAB = True
+#except ImportError:
+#    HAS_REPORTLAB = False
+#    print("ReportLab cannot be imported. Please verify that ReportLab is installed on the system.")
 
 
 ########################################################################
@@ -675,7 +674,6 @@ def convert_event_in_pdf_buffer(misp_event: pymisp.MISPEvent):
 def get_values_from_buffer(pdf_buffer):
     return pdf_buffer.value()
 
-
 def get_base64_from_buffer(pdf_buffer):
     return base64.b64encode(pdf_buffer.value())
 
@@ -690,45 +688,5 @@ def register_to_file(pdf_buffer, file_name):
         f.write(pdf_buffer.read())
 
 def register_value_to_file(pdf_value, file_name):
-
     with open(file_name, 'wb') as f:
         f.write(pdf_value)
-
-
-if __name__ == "__main__":
-    # pdf_buffer = convert_event_in_pdf_buffer(None)
-
-    # register_to_file(pdf_buffer, 'test.pdf')
-    get_sample_fonts()
-    get_sample_styles()
-    # get_values_from_buffer(pdf_buffer)
-    # get_base64_from_buffer(pdf_buffer)
-
-''' In the future ? 
-try:
-    from pymispgalaxies import Clusters
-    has_pymispgalaxies = True
-except ImportError:
-    has_pymispgalaxies = False
-
-try:
-    from pytaxonomies import Taxonomies
-    has_pymispgalaxies = True
-except ImportError:
-    has_pymispgalaxies = False
-'''
-'''
-class ReportLabObject():
-
-    def __init__(self, parameters, strict=True, standalone=True, **kwargs):
-        super(ReportLabObject, self).__init__('reportlab', strict=strict, standalone=standalone, **kwargs)
-        self._parameters = parameters
-        self.generate_attributes()
-
-    def generate_attributes(self):
-        first = self._sanitize_timestamp(self._parameters.pop('first-seen', None))
-        self._parameters['first-seen'] = first
-        last = self._sanitize_timestamp(self._parameters.pop('last-seen', None))
-        self._parameters['last-seen'] = last
-        return super(ReportLabObject, self).generate_attributes()
-'''

tests/reportlab_testoutputs/basic_event.pdf

@@ -202,7 +202,7 @@ endobj
 endobj
 24 0 obj
 <<
-/Author (\(anonymous\)) /CreationDate (D:20190221153022-01'00') /Creator (\(unspecified\)) /Keywords () /ModDate (D:20190221153022-01'00') /Producer (ReportLab PDF Library - www.reportlab.com) 
+/Author (\(anonymous\)) /CreationDate (D:20190222095950-01'00') /Creator (\(unspecified\)) /Keywords () /ModDate (D:20190222095950-01'00') /Producer (ReportLab PDF Library - www.reportlab.com) 
   /Subject (\(unspecified\)) /Title (\(anonymous\)) /Trapped /False
 >>
 endobj
@@ -379,7 +379,7 @@ xref
 trailer
 <<
 /ID 
-[<ce880b5391302daa2739de9c741801c3><ce880b5391302daa2739de9c741801c3>]
+[<0f16994cff7b04926980333b4fec6185><0f16994cff7b04926980333b4fec6185>]
 % ReportLab generated PDF document -- digest (http://www.reportlab.com)
 
 /Info 24 0 R

tests/test_reportlab.py

@@ -14,8 +14,8 @@ class TestMISPEvent(unittest.TestCase):
     def setUp(self):
         self.maxDiff = None
         self.mispevent = MISPEvent()
-        self.test_folder = "reportlab_testfiles/"
-        self.storage_folder = "reportlab_testoutputs/"
+        self.test_folder = "tests/reportlab_testfiles/"
+        self.storage_folder = "tests/reportlab_testoutputs/"
 
     def init_event(self):
         self.mispevent.info = 'This is a test'
@@ -40,9 +40,9 @@ class TestMISPEvent(unittest.TestCase):
         file_nb = str(len(os.listdir(self.test_folder)))
         i = 0
 
-        for file in os.listdir(self.test_folder):
+        for curr_file in os.listdir(self.test_folder):
             self.mispevent = MISPEvent()
-            file_path = self.test_folder + file
+            file_path = self.test_folder + curr_file
 
             print("Current file : " + file_path + " " + str(i) + " over " + file_nb)
             i += 1
@@ -50,4 +50,4 @@ class TestMISPEvent(unittest.TestCase):
             self.mispevent.load_file(file_path)
 
             reportlab_generator.register_value_to_file(reportlab_generator.convert_event_in_pdf_buffer(self.mispevent),
-                                                 self.storage_folder + file + ".pdf")
+                                                 self.storage_folder + curr_file + ".pdf")