expo/troggle
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Code Issues 19 Projects 3 Activity

refactor to put Martins git stuff in utils

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This commit is contained in:
Philip Sargent 2022-07-18 17:37:22 +03:00
parent ee9b808461
commit dd00ff69aa
3 changed files with 58 additions and 58 deletions
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52
core/utils.py
View File

@ -5,7 +5,7 @@ import re
import resource
import random
import logging
from subprocess import call
import subprocess
from urllib.parse import urljoin
from decimal import Decimal, getcontext
@ -79,13 +79,61 @@ def GetListDir(sdir):
res.append((f, ff, os.path.isdir(ff)))
return res
def write_and_commit(files, message):
"""Writes the content to the filepath and adds and commits the file to git. If this fails, a WriteAndCommitError is raised."""
git = settings.GIT
try:
for filepath, content, encoding in files:
cwd = filepath.parent
filename = filepath.name
# GIT see also core/views/uploads.py dwgupload()
# GIT see also core/views/expo.py editexpopage()
if encoding:
mode = "w"
kwargs = {"encoding": encoding}
else:
mode = "wb"
kwargs = {}
try:
with open(filepath, mode, **kwargs) as f:
print(f'WRITING{cwd}---{filename} ')
# as the wsgi process www-data, we have group write-access but are not owner, so cannot chmod.
# os.chmod(filepath, 0o664) # set file permissions to rw-rw-r--
f.write(content)
except PermissionError:
raise WriteAndCommitError(f'CANNOT save this file.\nPERMISSIONS incorrectly set on server for this file {filename}. Ask a nerd to fix this.')
cp_add = subprocess.run([git, "add", filename], cwd=cwd, capture_output=True, text=True)
if cp_add.returncode != 0:
msgdata = 'Ask a nerd to fix this.\n\n' + cp_add.stderr + '\n\n' + cp_add.stdout + '\n\nreturn code: ' + str(cp_add.returncode)
raise WriteAndCommitError(f'CANNOT git on server for this file {filename}. Edits saved but not added to git.\n\n' + msgdata)
cp_commit = subprocess.run([git, "commit", "-m", message], cwd=cwd, capture_output=True, text=True)
# This produces return code = 1 if it commits OK, but when the repo still needs to be pushed to origin/expoweb
if cp_commit.returncode != 0 and cp_commit.stdout != 'nothing to commit, working tree clean':
msgdata = 'Ask a nerd to fix this.\n\n' + cp_commit.stderr + '\n\n' + cp_commit.stdout + '\n\nreturn code: ' + str(cp_commit.returncode)
print(msgdata)
raise WriteAndCommitError(f'Error code with git on server for this file {filename}. Edits saved, added to git, but NOT committed.\n\n' + msgdata)
except subprocess.SubprocessError:
raise WriteAndCommitError(f'CANNOT git on server for this file {filename}. Subprocess error. Edits not saved.\nAsk a nerd to fix this.')
class WriteAndCommitError(Exception):
"""Exception class for errors writing files and comitting them to git"""
def __init__(self, message):
self.message = message
def __str__(self):
return f'WriteAndCommitError: {self.message}'
def writetrogglefile(filepath, filecontent):
'''Set permissions to rw-rw-r-- and commit the new saved file to git
'''Commit the new saved file to git
Callers to cave.writeDataFile() or entrance.writeDataFile() should handle the exception PermissionsError explicitly
'''
# GIT see also core/views/expo.py editexpopage()
# GIT see also core/views/uploads.py dwgupload()
# Called from core/models/caves.py Cave.writeDataFile() Entrance.writeDataFile()
filepath = Path(filepath)
cwd = filepath.parent
filename = filepath.name

15
core/views/expo.py
View File

@ -21,7 +21,7 @@ from troggle.core.models.caves import Cave
import troggle.core.views.caves
import troggle.settings as settings
from troggle.lib import version_control
from troggle.core.utils import write_and_commit, WriteAndCommitError
from troggle.core.views.editor_helpers import HTMLarea
@ -339,8 +339,8 @@ def editexpopage(request, path):
if request.method == 'POST': # If the form has been submitted...
pageform = ExpoPageForm(request.POST) # A form bound to the POST data
if pageform.is_valid():# Form valid therefore write file
print("### \n", str(pageform)[0:300])
print("### \n csrfmiddlewaretoken: ",request.POST['csrfmiddlewaretoken'])
#print("### \n", str(pageform)[0:300])
#print("### \n csrfmiddlewaretoken: ",request.POST['csrfmiddlewaretoken'])
if filefound:
headmatch = re.match(r"(.*)<title>.*</title>(.*)", head, re.DOTALL + re.IGNORECASE)
if headmatch:
@ -358,12 +358,13 @@ def editexpopage(request, path):
body = body.replace("\r", "")
result = "%s<head%s>%s</head>%s<body%s>\n%s</body>%s" % (preheader, headerargs, head, postheader, bodyargs, body, postbody)
if result != html: # Check if content changed
if result != html: # Check if content changed at all
try:
change_message = pageform.cleaned_data["change_message"]
version_control.write_and_commit([(filepath, result, "utf-8")], f'{change_message} - online edit of {path}')
except version_control.WriteAndCommitError as e:
write_and_commit([(filepath, result, "utf-8")], f'{change_message} - online edit of {path}')
except WriteAndCommitError as e:
return render(request,'errors/generic.html', {'message': e.message})
return HttpResponseRedirect(reverse('expopage', args=[path])) # Redirect after POST
else:
@ -385,4 +386,4 @@ class ExpoPageForm(forms.Form):
html = forms.CharField(widget=HTMLarea(attrs={"height":"80%", "rows":20, 'placeholder': "Enter page content (using HTML)"},
preview = True
))
change_message = forms.CharField(widget=forms.Textarea(attrs={"cols":80, "rows":3, 'placeholder': "Descibe the change made (for git)"}))
change_message = forms.CharField(widget=forms.Textarea(attrs={"cols":80, "rows":3, 'placeholder': "Describe the change made (for version control records)"}))

49
lib/version_control.py
View File

@ -1,49 +0,0 @@
import troggle.settings as settings
import subprocess
def write_and_commit(files, message):
"""Writes the content to the filepath and adds and commits the file to git. If this fails, a WriteAndCommitError is raised."""
git = settings.GIT
try:
for filepath, content, encoding in files:
cwd = filepath.parent
filename = filepath.name
# GIT see also core/models/cave.py writetrogglefile()
# GIT see also core/views/uploads.py dwgupload()
if encoding:
mode = "w"
kwargs = {"encoding": encoding}
else:
mode = "wb"
kwargs = {}
try:
with open(filepath, mode, **kwargs) as f:
print(f'WRITING{cwd}---{filename} ')
# as the wsgi process www-data, we have group write-access but are not owner, so cannot chmod.
# os.chmod(filepath, 0o664) # set file permissions to rw-rw-r--
f.write(content)
except PermissionError:
raise WriteAndCommitError(f'CANNOT save this file.\nPERMISSIONS incorrectly set on server for this file {filename}. Ask a nerd to fix this.')
cp_add = subprocess.run([git, "add", filename], cwd=cwd, capture_output=True, text=True)
if cp_add.returncode != 0:
msgdata = 'Ask a nerd to fix this.\n\n' + cp_add.stderr + '\n\n' + cp_add.stdout + '\n\nreturn code: ' + str(cp_add.returncode)
raise WriteAndCommitError(f'CANNOT git on server for this file {filename}. Edits saved but not added to git.\n\n' + msgdata)
cp_commit = subprocess.run([git, "commit", "-m", message], cwd=cwd, capture_output=True, text=True)
# This produces return code = 1 if it commits OK, but when the repo still needs to be pushed to origin/expoweb
if cp_commit.returncode != 0 and cp_commit.stdout != 'nothing to commit, working tree clean':
msgdata = 'Ask a nerd to fix this.\n\n' + cp_commit.stderr + '\n\n' + cp_commit.stdout + '\n\nreturn code: ' + str(cp_commit.returncode)
raise WriteAndCommitError(f'Error code with git on server for this file {filename}. Edits saved, added to git, but NOT committed.\n\n' + msgdata)
except subprocess.SubprocessError:
raise WriteAndCommitError(f'CANNOT git on server for this file {filename}. Subprocess error. Edits not saved.\nAsk a nerd to fix this.')
class WriteAndCommitError(Exception):
"""Exception class for errors writing files and comitting them to git"""
def __init__(self, message):
self.message = message
def __str__(self):
return f'WriteAndCommitError: {self.message}'