mirror of https://gitlab.com/bashrc2/epicyon
912 lines
33 KiB
Python
912 lines
33 KiB
Python
__filename__ = "theme.py"
|
|
__author__ = "Bob Mottram"
|
|
__license__ = "AGPL3+"
|
|
__version__ = "1.2.0"
|
|
__maintainer__ = "Bob Mottram"
|
|
__email__ = "bob@libreserver.org"
|
|
__status__ = "Production"
|
|
__module_group__ = "Web Interface"
|
|
|
|
import os
|
|
from utils import isAccountDir
|
|
from utils import loadJson
|
|
from utils import saveJson
|
|
from utils import getImageExtensions
|
|
from utils import copytree
|
|
from utils import acctDir
|
|
from utils import dangerousSVG
|
|
from utils import localActorUrl
|
|
from shutil import copyfile
|
|
from shutil import make_archive
|
|
from shutil import unpack_archive
|
|
from shutil import rmtree
|
|
from content import dangerousCSS
|
|
|
|
|
|
def importTheme(base_dir: str, filename: str) -> bool:
|
|
"""Imports a theme
|
|
"""
|
|
if not os.path.isfile(filename):
|
|
return False
|
|
tempThemeDir = base_dir + '/imports/files'
|
|
if os.path.isdir(tempThemeDir):
|
|
rmtree(tempThemeDir, ignore_errors=False, onerror=None)
|
|
os.mkdir(tempThemeDir)
|
|
unpack_archive(filename, tempThemeDir, 'zip')
|
|
essentialThemeFiles = ('name.txt', 'theme.json')
|
|
for themeFile in essentialThemeFiles:
|
|
if not os.path.isfile(tempThemeDir + '/' + themeFile):
|
|
print('WARN: ' + themeFile +
|
|
' missing from imported theme')
|
|
return False
|
|
newThemeName = None
|
|
with open(tempThemeDir + '/name.txt', 'r') as fp:
|
|
newThemeName = fp.read().replace('\n', '').replace('\r', '')
|
|
if len(newThemeName) > 20:
|
|
print('WARN: Imported theme name is too long')
|
|
return False
|
|
if len(newThemeName) < 2:
|
|
print('WARN: Imported theme name is too short')
|
|
return False
|
|
newThemeName = newThemeName.lower()
|
|
forbiddenChars = (
|
|
' ', ';', '/', '\\', '?', '!', '#', '@',
|
|
':', '%', '&', '"', '+', '<', '>', '$'
|
|
)
|
|
for ch in forbiddenChars:
|
|
if ch in newThemeName:
|
|
print('WARN: theme name contains forbidden character')
|
|
return False
|
|
if not newThemeName:
|
|
return False
|
|
|
|
# if the theme name in the default themes list?
|
|
defaultThemesFilename = base_dir + '/defaultthemes.txt'
|
|
if os.path.isfile(defaultThemesFilename):
|
|
if newThemeName.title() + '\n' in open(defaultThemesFilename).read():
|
|
newThemeName = newThemeName + '2'
|
|
|
|
themeDir = base_dir + '/theme/' + newThemeName
|
|
if not os.path.isdir(themeDir):
|
|
os.mkdir(themeDir)
|
|
copytree(tempThemeDir, themeDir)
|
|
if os.path.isdir(tempThemeDir):
|
|
rmtree(tempThemeDir, ignore_errors=False, onerror=None)
|
|
if scanThemesForScripts(themeDir):
|
|
rmtree(themeDir, ignore_errors=False, onerror=None)
|
|
return False
|
|
return os.path.isfile(themeDir + '/theme.json')
|
|
|
|
|
|
def exportTheme(base_dir: str, theme: str) -> bool:
|
|
"""Exports a theme as a zip file
|
|
"""
|
|
themeDir = base_dir + '/theme/' + theme
|
|
if not os.path.isfile(themeDir + '/theme.json'):
|
|
return False
|
|
if not os.path.isdir(base_dir + '/exports'):
|
|
os.mkdir(base_dir + '/exports')
|
|
exportFilename = base_dir + '/exports/' + theme + '.zip'
|
|
if os.path.isfile(exportFilename):
|
|
try:
|
|
os.remove(exportFilename)
|
|
except OSError:
|
|
print('EX: exportTheme unable to delete ' + str(exportFilename))
|
|
try:
|
|
make_archive(base_dir + '/exports/' + theme, 'zip', themeDir)
|
|
except BaseException:
|
|
print('EX: exportTheme unable to archive ' +
|
|
base_dir + '/exports/' + str(theme))
|
|
pass
|
|
return os.path.isfile(exportFilename)
|
|
|
|
|
|
def _getThemeFiles() -> []:
|
|
"""Gets the list of theme style sheets
|
|
"""
|
|
return ('epicyon.css', 'login.css', 'follow.css',
|
|
'suspended.css', 'calendar.css', 'blog.css',
|
|
'options.css', 'search.css', 'links.css',
|
|
'welcome.css', 'graph.css')
|
|
|
|
|
|
def isNewsThemeName(base_dir: str, themeName: str) -> bool:
|
|
"""Returns true if the given theme is a news instance
|
|
"""
|
|
themeDir = base_dir + '/theme/' + themeName
|
|
if os.path.isfile(themeDir + '/is_news_instance'):
|
|
return True
|
|
return False
|
|
|
|
|
|
def getThemesList(base_dir: str) -> []:
|
|
"""Returns the list of available themes
|
|
Note that these should be capitalized, since they're
|
|
also used to create the web interface dropdown list
|
|
and to lookup function names
|
|
"""
|
|
themes = []
|
|
for subdir, dirs, files in os.walk(base_dir + '/theme'):
|
|
for themeName in dirs:
|
|
if '~' not in themeName and \
|
|
themeName != 'icons' and themeName != 'fonts':
|
|
themes.append(themeName.title())
|
|
break
|
|
themes.sort()
|
|
print('Themes available: ' + str(themes))
|
|
return themes
|
|
|
|
|
|
def _copyThemeHelpFiles(base_dir: str, themeName: str,
|
|
systemLanguage: str) -> None:
|
|
"""Copies any theme specific help files from the welcome subdirectory
|
|
"""
|
|
if not systemLanguage:
|
|
systemLanguage = 'en'
|
|
themeDir = base_dir + '/theme/' + themeName + '/welcome'
|
|
if not os.path.isdir(themeDir):
|
|
themeDir = base_dir + '/defaultwelcome'
|
|
for subdir, dirs, files in os.walk(themeDir):
|
|
for helpMarkdownFile in files:
|
|
if not helpMarkdownFile.endswith('_' + systemLanguage + '.md'):
|
|
continue
|
|
destHelpMarkdownFile = \
|
|
helpMarkdownFile.replace('_' + systemLanguage + '.md', '.md')
|
|
if destHelpMarkdownFile == 'profile.md' or \
|
|
destHelpMarkdownFile == 'final.md':
|
|
destHelpMarkdownFile = 'welcome_' + destHelpMarkdownFile
|
|
if os.path.isdir(base_dir + '/accounts'):
|
|
copyfile(themeDir + '/' + helpMarkdownFile,
|
|
base_dir + '/accounts/' + destHelpMarkdownFile)
|
|
break
|
|
|
|
|
|
def _setThemeInConfig(base_dir: str, name: str) -> bool:
|
|
"""Sets the theme with the given name within config.json
|
|
"""
|
|
configFilename = base_dir + '/config.json'
|
|
if not os.path.isfile(configFilename):
|
|
return False
|
|
configJson = loadJson(configFilename, 0)
|
|
if not configJson:
|
|
return False
|
|
configJson['theme'] = name
|
|
return saveJson(configJson, configFilename)
|
|
|
|
|
|
def _setNewswirePublishAsIcon(base_dir: str, useIcon: bool) -> bool:
|
|
"""Shows the newswire publish action as an icon or a button
|
|
"""
|
|
configFilename = base_dir + '/config.json'
|
|
if not os.path.isfile(configFilename):
|
|
return False
|
|
configJson = loadJson(configFilename, 0)
|
|
if not configJson:
|
|
return False
|
|
configJson['show_publish_as_icon'] = useIcon
|
|
return saveJson(configJson, configFilename)
|
|
|
|
|
|
def _setIconsAsButtons(base_dir: str, useButtons: bool) -> bool:
|
|
"""Whether to show icons in the header (inbox, outbox, etc)
|
|
as buttons
|
|
"""
|
|
configFilename = base_dir + '/config.json'
|
|
if not os.path.isfile(configFilename):
|
|
return False
|
|
configJson = loadJson(configFilename, 0)
|
|
if not configJson:
|
|
return False
|
|
configJson['icons_as_buttons'] = useButtons
|
|
return saveJson(configJson, configFilename)
|
|
|
|
|
|
def _setRssIconAtTop(base_dir: str, atTop: bool) -> bool:
|
|
"""Whether to show RSS icon at the top of the timeline
|
|
"""
|
|
configFilename = base_dir + '/config.json'
|
|
if not os.path.isfile(configFilename):
|
|
return False
|
|
configJson = loadJson(configFilename, 0)
|
|
if not configJson:
|
|
return False
|
|
configJson['rss_icon_at_top'] = atTop
|
|
return saveJson(configJson, configFilename)
|
|
|
|
|
|
def _setPublishButtonAtTop(base_dir: str, atTop: bool) -> bool:
|
|
"""Whether to show the publish button above the title image
|
|
in the newswire column
|
|
"""
|
|
configFilename = base_dir + '/config.json'
|
|
if not os.path.isfile(configFilename):
|
|
return False
|
|
configJson = loadJson(configFilename, 0)
|
|
if not configJson:
|
|
return False
|
|
configJson['publish_button_at_top'] = atTop
|
|
return saveJson(configJson, configFilename)
|
|
|
|
|
|
def _setFullWidthTimelineButtonHeader(base_dir: str, fullWidth: bool) -> bool:
|
|
"""Shows the timeline button header containing inbox, outbox,
|
|
calendar, etc as full width
|
|
"""
|
|
configFilename = base_dir + '/config.json'
|
|
if not os.path.isfile(configFilename):
|
|
return False
|
|
configJson = loadJson(configFilename, 0)
|
|
if not configJson:
|
|
return False
|
|
configJson['full_width_tl_button_header'] = fullWidth
|
|
return saveJson(configJson, configFilename)
|
|
|
|
|
|
def getTheme(base_dir: str) -> str:
|
|
"""Gets the current theme name from config.json
|
|
"""
|
|
configFilename = base_dir + '/config.json'
|
|
if os.path.isfile(configFilename):
|
|
configJson = loadJson(configFilename, 0)
|
|
if configJson:
|
|
if configJson.get('theme'):
|
|
return configJson['theme']
|
|
return 'default'
|
|
|
|
|
|
def _removeTheme(base_dir: str):
|
|
"""Removes the current theme style sheets
|
|
"""
|
|
themeFiles = _getThemeFiles()
|
|
for filename in themeFiles:
|
|
if not os.path.isfile(base_dir + '/' + filename):
|
|
continue
|
|
try:
|
|
os.remove(base_dir + '/' + filename)
|
|
except OSError:
|
|
print('EX: _removeTheme unable to delete ' +
|
|
base_dir + '/' + filename)
|
|
|
|
|
|
def setCSSparam(css: str, param: str, value: str) -> str:
|
|
"""Sets a CSS parameter to a given value
|
|
"""
|
|
# is this just a simple string replacement?
|
|
if ';' in param:
|
|
return css.replace(param, value)
|
|
# color replacement
|
|
if param.startswith('rgba('):
|
|
return css.replace(param, value)
|
|
# if the parameter begins with * then don't prepend --
|
|
onceOnly = False
|
|
if param.startswith('*'):
|
|
if param.startswith('**'):
|
|
onceOnly = True
|
|
searchStr = param.replace('**', '') + ':'
|
|
else:
|
|
searchStr = param.replace('*', '') + ':'
|
|
else:
|
|
searchStr = '--' + param + ':'
|
|
if searchStr not in css:
|
|
return css
|
|
if onceOnly:
|
|
s = css.split(searchStr, 1)
|
|
else:
|
|
s = css.split(searchStr)
|
|
newcss = ''
|
|
for sectionStr in s:
|
|
# handle font-family which is a variable
|
|
nextSection = sectionStr
|
|
if ';' in nextSection:
|
|
nextSection = nextSection.split(';')[0] + ';'
|
|
if searchStr == 'font-family:' and "var(--" in nextSection:
|
|
newcss += searchStr + ' ' + sectionStr
|
|
continue
|
|
|
|
if not newcss:
|
|
if sectionStr:
|
|
newcss = sectionStr
|
|
else:
|
|
newcss = ' '
|
|
else:
|
|
if ';' in sectionStr:
|
|
newcss += \
|
|
searchStr + ' ' + value + ';' + sectionStr.split(';', 1)[1]
|
|
else:
|
|
newcss += searchStr + ' ' + sectionStr
|
|
return newcss.strip()
|
|
|
|
|
|
def _setThemeFromDict(base_dir: str, name: str,
|
|
themeParams: {}, bgParams: {},
|
|
allow_local_network_access: bool) -> None:
|
|
"""Uses a dictionary to set a theme
|
|
"""
|
|
if name:
|
|
_setThemeInConfig(base_dir, name)
|
|
themeFiles = _getThemeFiles()
|
|
for filename in themeFiles:
|
|
# check for custom css within the theme directory
|
|
templateFilename = base_dir + '/theme/' + name + '/epicyon-' + filename
|
|
if filename == 'epicyon.css':
|
|
templateFilename = \
|
|
base_dir + '/theme/' + name + '/epicyon-profile.css'
|
|
|
|
# Ensure that any custom CSS is mostly harmless.
|
|
# If not then just use the defaults
|
|
if dangerousCSS(templateFilename, allow_local_network_access) or \
|
|
not os.path.isfile(templateFilename):
|
|
# use default css
|
|
templateFilename = base_dir + '/epicyon-' + filename
|
|
if filename == 'epicyon.css':
|
|
templateFilename = base_dir + '/epicyon-profile.css'
|
|
|
|
if not os.path.isfile(templateFilename):
|
|
continue
|
|
|
|
with open(templateFilename, 'r') as cssfile:
|
|
css = cssfile.read()
|
|
for paramName, paramValue in themeParams.items():
|
|
if paramName == 'newswire-publish-icon':
|
|
if paramValue.lower() == 'true':
|
|
_setNewswirePublishAsIcon(base_dir, True)
|
|
else:
|
|
_setNewswirePublishAsIcon(base_dir, False)
|
|
continue
|
|
elif paramName == 'full-width-timeline-buttons':
|
|
if paramValue.lower() == 'true':
|
|
_setFullWidthTimelineButtonHeader(base_dir, True)
|
|
else:
|
|
_setFullWidthTimelineButtonHeader(base_dir, False)
|
|
continue
|
|
elif paramName == 'icons-as-buttons':
|
|
if paramValue.lower() == 'true':
|
|
_setIconsAsButtons(base_dir, True)
|
|
else:
|
|
_setIconsAsButtons(base_dir, False)
|
|
continue
|
|
elif paramName == 'rss-icon-at-top':
|
|
if paramValue.lower() == 'true':
|
|
_setRssIconAtTop(base_dir, True)
|
|
else:
|
|
_setRssIconAtTop(base_dir, False)
|
|
continue
|
|
elif paramName == 'publish-button-at-top':
|
|
if paramValue.lower() == 'true':
|
|
_setPublishButtonAtTop(base_dir, True)
|
|
else:
|
|
_setPublishButtonAtTop(base_dir, False)
|
|
continue
|
|
css = setCSSparam(css, paramName, paramValue)
|
|
filename = base_dir + '/' + filename
|
|
with open(filename, 'w+') as cssfile:
|
|
cssfile.write(css)
|
|
|
|
screenName = (
|
|
'login', 'follow', 'options', 'search', 'welcome'
|
|
)
|
|
for s in screenName:
|
|
if bgParams.get(s):
|
|
_setBackgroundFormat(base_dir, name, s, bgParams[s])
|
|
|
|
|
|
def _setBackgroundFormat(base_dir: str, name: str,
|
|
backgroundType: str, extension: str) -> None:
|
|
"""Sets the background file extension
|
|
"""
|
|
if extension == 'jpg':
|
|
return
|
|
cssFilename = base_dir + '/' + backgroundType + '.css'
|
|
if not os.path.isfile(cssFilename):
|
|
return
|
|
with open(cssFilename, 'r') as cssfile:
|
|
css = cssfile.read()
|
|
css = css.replace('background.jpg', 'background.' + extension)
|
|
with open(cssFilename, 'w+') as cssfile2:
|
|
cssfile2.write(css)
|
|
|
|
|
|
def enableGrayscale(base_dir: str) -> None:
|
|
"""Enables grayscale for the current theme
|
|
"""
|
|
themeFiles = _getThemeFiles()
|
|
for filename in themeFiles:
|
|
templateFilename = base_dir + '/' + filename
|
|
if not os.path.isfile(templateFilename):
|
|
continue
|
|
with open(templateFilename, 'r') as cssfile:
|
|
css = cssfile.read()
|
|
if 'grayscale' not in css:
|
|
css = \
|
|
css.replace('body, html {',
|
|
'body, html {\n filter: grayscale(100%);')
|
|
filename = base_dir + '/' + filename
|
|
with open(filename, 'w+') as cssfile:
|
|
cssfile.write(css)
|
|
grayscaleFilename = base_dir + '/accounts/.grayscale'
|
|
if not os.path.isfile(grayscaleFilename):
|
|
with open(grayscaleFilename, 'w+') as grayfile:
|
|
grayfile.write(' ')
|
|
|
|
|
|
def disableGrayscale(base_dir: str) -> None:
|
|
"""Disables grayscale for the current theme
|
|
"""
|
|
themeFiles = _getThemeFiles()
|
|
for filename in themeFiles:
|
|
templateFilename = base_dir + '/' + filename
|
|
if not os.path.isfile(templateFilename):
|
|
continue
|
|
with open(templateFilename, 'r') as cssfile:
|
|
css = cssfile.read()
|
|
if 'grayscale' in css:
|
|
css = \
|
|
css.replace('\n filter: grayscale(100%);', '')
|
|
filename = base_dir + '/' + filename
|
|
with open(filename, 'w+') as cssfile:
|
|
cssfile.write(css)
|
|
grayscaleFilename = base_dir + '/accounts/.grayscale'
|
|
if os.path.isfile(grayscaleFilename):
|
|
try:
|
|
os.remove(grayscaleFilename)
|
|
except OSError:
|
|
print('EX: disableGrayscale unable to delete ' +
|
|
grayscaleFilename)
|
|
|
|
|
|
def _setCustomFont(base_dir: str):
|
|
"""Uses a dictionary to set a theme
|
|
"""
|
|
customFontExt = None
|
|
customFontType = None
|
|
fontExtension = {
|
|
'woff': 'woff',
|
|
'woff2': 'woff2',
|
|
'otf': 'opentype',
|
|
'ttf': 'truetype'
|
|
}
|
|
for ext, extType in fontExtension.items():
|
|
filename = base_dir + '/fonts/custom.' + ext
|
|
if os.path.isfile(filename):
|
|
customFontExt = ext
|
|
customFontType = extType
|
|
if not customFontExt:
|
|
return
|
|
|
|
themeFiles = _getThemeFiles()
|
|
for filename in themeFiles:
|
|
templateFilename = base_dir + '/' + filename
|
|
if not os.path.isfile(templateFilename):
|
|
continue
|
|
with open(templateFilename, 'r') as cssfile:
|
|
css = cssfile.read()
|
|
css = \
|
|
setCSSparam(css, "*src",
|
|
"url('./fonts/custom." +
|
|
customFontExt +
|
|
"') format('" +
|
|
customFontType + "')")
|
|
css = setCSSparam(css, "*font-family", "'CustomFont'")
|
|
filename = base_dir + '/' + filename
|
|
with open(filename, 'w+') as cssfile:
|
|
cssfile.write(css)
|
|
|
|
|
|
def setThemeFromDesigner(base_dir: str, themeName: str, domain: str,
|
|
themeParams: {},
|
|
allow_local_network_access: bool,
|
|
systemLanguage: str):
|
|
customThemeFilename = base_dir + '/accounts/theme.json'
|
|
saveJson(themeParams, customThemeFilename)
|
|
setTheme(base_dir, themeName, domain,
|
|
allow_local_network_access, systemLanguage)
|
|
|
|
|
|
def resetThemeDesignerSettings(base_dir: str, themeName: str, domain: str,
|
|
allow_local_network_access: bool,
|
|
systemLanguage: str) -> None:
|
|
"""Resets the theme designer settings
|
|
"""
|
|
customVariablesFile = base_dir + '/accounts/theme.json'
|
|
if os.path.isfile(customVariablesFile):
|
|
try:
|
|
os.remove(customVariablesFile)
|
|
except OSError:
|
|
print('EX: unable to remove theme designer settings on reset')
|
|
|
|
|
|
def _readVariablesFile(base_dir: str, themeName: str,
|
|
variablesFile: str,
|
|
allow_local_network_access: bool) -> None:
|
|
"""Reads variables from a file in the theme directory
|
|
"""
|
|
themeParams = loadJson(variablesFile, 0)
|
|
if not themeParams:
|
|
return
|
|
|
|
# set custom theme parameters
|
|
customVariablesFile = base_dir + '/accounts/theme.json'
|
|
if os.path.isfile(customVariablesFile):
|
|
customThemeParams = loadJson(customVariablesFile, 0)
|
|
if customThemeParams:
|
|
for variableName, value in customThemeParams.items():
|
|
themeParams[variableName] = value
|
|
|
|
bgParams = {
|
|
"login": "jpg",
|
|
"follow": "jpg",
|
|
"options": "jpg",
|
|
"search": "jpg"
|
|
}
|
|
_setThemeFromDict(base_dir, themeName, themeParams, bgParams,
|
|
allow_local_network_access)
|
|
|
|
|
|
def _setThemeDefault(base_dir: str, allow_local_network_access: bool):
|
|
name = 'default'
|
|
_removeTheme(base_dir)
|
|
_setThemeInConfig(base_dir, name)
|
|
bgParams = {
|
|
"login": "jpg",
|
|
"follow": "jpg",
|
|
"options": "jpg",
|
|
"search": "jpg"
|
|
}
|
|
themeParams = {
|
|
"newswire-publish-icon": True,
|
|
"full-width-timeline-buttons": False,
|
|
"icons-as-buttons": False,
|
|
"rss-icon-at-top": True,
|
|
"publish-button-at-top": False,
|
|
"banner-height": "20vh",
|
|
"banner-height-mobile": "10vh",
|
|
"search-banner-height-mobile": "15vh"
|
|
}
|
|
_setThemeFromDict(base_dir, name, themeParams, bgParams,
|
|
allow_local_network_access)
|
|
|
|
|
|
def _setThemeFonts(base_dir: str, themeName: str) -> None:
|
|
"""Adds custom theme fonts
|
|
"""
|
|
themeNameLower = themeName.lower()
|
|
fontsDir = base_dir + '/fonts'
|
|
themeFontsDir = \
|
|
base_dir + '/theme/' + themeNameLower + '/fonts'
|
|
if not os.path.isdir(themeFontsDir):
|
|
return
|
|
for subdir, dirs, files in os.walk(themeFontsDir):
|
|
for filename in files:
|
|
if filename.endswith('.woff2') or \
|
|
filename.endswith('.woff') or \
|
|
filename.endswith('.ttf') or \
|
|
filename.endswith('.otf'):
|
|
destFilename = fontsDir + '/' + filename
|
|
if os.path.isfile(destFilename):
|
|
# font already exists in the destination location
|
|
continue
|
|
copyfile(themeFontsDir + '/' + filename,
|
|
destFilename)
|
|
break
|
|
|
|
|
|
def getTextModeBanner(base_dir: str) -> str:
|
|
"""Returns the banner used for shell browsers, like Lynx
|
|
"""
|
|
textModeBannerFilename = base_dir + '/accounts/banner.txt'
|
|
if os.path.isfile(textModeBannerFilename):
|
|
with open(textModeBannerFilename, 'r') as fp:
|
|
bannerStr = fp.read()
|
|
if bannerStr:
|
|
return bannerStr.replace('\n', '<br>')
|
|
return None
|
|
|
|
|
|
def getTextModeLogo(base_dir: str) -> str:
|
|
"""Returns the login screen logo used for shell browsers, like Lynx
|
|
"""
|
|
textModeLogoFilename = base_dir + '/accounts/logo.txt'
|
|
if not os.path.isfile(textModeLogoFilename):
|
|
textModeLogoFilename = base_dir + '/img/logo.txt'
|
|
|
|
with open(textModeLogoFilename, 'r') as fp:
|
|
logoStr = fp.read()
|
|
if logoStr:
|
|
return logoStr.replace('\n', '<br>')
|
|
return None
|
|
|
|
|
|
def _setTextModeTheme(base_dir: str, name: str) -> None:
|
|
# set the text mode logo which appears on the login screen
|
|
# in browsers such as Lynx
|
|
textModeLogoFilename = \
|
|
base_dir + '/theme/' + name + '/logo.txt'
|
|
if os.path.isfile(textModeLogoFilename):
|
|
try:
|
|
copyfile(textModeLogoFilename,
|
|
base_dir + '/accounts/logo.txt')
|
|
except OSError:
|
|
print('EX: _setTextModeTheme unable to copy ' +
|
|
textModeLogoFilename + ' ' +
|
|
base_dir + '/accounts/logo.txt')
|
|
else:
|
|
try:
|
|
copyfile(base_dir + '/img/logo.txt',
|
|
base_dir + '/accounts/logo.txt')
|
|
except OSError:
|
|
print('EX: _setTextModeTheme unable to copy ' +
|
|
base_dir + '/img/logo.txt ' +
|
|
base_dir + '/accounts/logo.txt')
|
|
|
|
# set the text mode banner which appears in browsers such as Lynx
|
|
textModeBannerFilename = \
|
|
base_dir + '/theme/' + name + '/banner.txt'
|
|
if os.path.isfile(base_dir + '/accounts/banner.txt'):
|
|
try:
|
|
os.remove(base_dir + '/accounts/banner.txt')
|
|
except OSError:
|
|
print('EX: _setTextModeTheme unable to delete ' +
|
|
base_dir + '/accounts/banner.txt')
|
|
if os.path.isfile(textModeBannerFilename):
|
|
try:
|
|
copyfile(textModeBannerFilename,
|
|
base_dir + '/accounts/banner.txt')
|
|
except OSError:
|
|
print('EX: _setTextModeTheme unable to copy ' +
|
|
textModeBannerFilename + ' ' +
|
|
base_dir + '/accounts/banner.txt')
|
|
|
|
|
|
def _setThemeImages(base_dir: str, name: str) -> None:
|
|
"""Changes the profile background image
|
|
and banner to the defaults
|
|
"""
|
|
themeNameLower = name.lower()
|
|
|
|
profileImageFilename = \
|
|
base_dir + '/theme/' + themeNameLower + '/image.png'
|
|
bannerFilename = \
|
|
base_dir + '/theme/' + themeNameLower + '/banner.png'
|
|
searchBannerFilename = \
|
|
base_dir + '/theme/' + themeNameLower + '/search_banner.png'
|
|
leftColImageFilename = \
|
|
base_dir + '/theme/' + themeNameLower + '/left_col_image.png'
|
|
rightColImageFilename = \
|
|
base_dir + '/theme/' + themeNameLower + '/right_col_image.png'
|
|
|
|
_setTextModeTheme(base_dir, themeNameLower)
|
|
|
|
backgroundNames = ('login', 'shares', 'delete', 'follow',
|
|
'options', 'block', 'search', 'calendar',
|
|
'welcome')
|
|
extensions = getImageExtensions()
|
|
|
|
for subdir, dirs, files in os.walk(base_dir + '/accounts'):
|
|
for acct in dirs:
|
|
if not isAccountDir(acct):
|
|
continue
|
|
accountDir = os.path.join(base_dir + '/accounts', acct)
|
|
|
|
for backgroundType in backgroundNames:
|
|
for ext in extensions:
|
|
if themeNameLower == 'default':
|
|
backgroundImageFilename = \
|
|
base_dir + '/theme/default/' + \
|
|
backgroundType + '_background.' + ext
|
|
else:
|
|
backgroundImageFilename = \
|
|
base_dir + '/theme/' + themeNameLower + '/' + \
|
|
backgroundType + '_background' + '.' + ext
|
|
|
|
if os.path.isfile(backgroundImageFilename):
|
|
try:
|
|
copyfile(backgroundImageFilename,
|
|
base_dir + '/accounts/' +
|
|
backgroundType + '-background.' + ext)
|
|
continue
|
|
except OSError:
|
|
print('EX: _setThemeImages unable to copy ' +
|
|
backgroundImageFilename)
|
|
# background image was not found
|
|
# so remove any existing file
|
|
if os.path.isfile(base_dir + '/accounts/' +
|
|
backgroundType + '-background.' + ext):
|
|
try:
|
|
os.remove(base_dir + '/accounts/' +
|
|
backgroundType + '-background.' + ext)
|
|
except OSError:
|
|
print('EX: _setThemeImages unable to delete ' +
|
|
base_dir + '/accounts/' +
|
|
backgroundType + '-background.' + ext)
|
|
|
|
if os.path.isfile(profileImageFilename) and \
|
|
os.path.isfile(bannerFilename):
|
|
try:
|
|
copyfile(profileImageFilename,
|
|
accountDir + '/image.png')
|
|
except OSError:
|
|
print('EX: _setThemeImages unable to copy ' +
|
|
profileImageFilename)
|
|
|
|
try:
|
|
copyfile(bannerFilename,
|
|
accountDir + '/banner.png')
|
|
except OSError:
|
|
print('EX: _setThemeImages unable to copy ' +
|
|
bannerFilename)
|
|
|
|
try:
|
|
if os.path.isfile(searchBannerFilename):
|
|
copyfile(searchBannerFilename,
|
|
accountDir + '/search_banner.png')
|
|
except OSError:
|
|
print('EX: _setThemeImages unable to copy ' +
|
|
searchBannerFilename)
|
|
|
|
try:
|
|
if os.path.isfile(leftColImageFilename):
|
|
copyfile(leftColImageFilename,
|
|
accountDir + '/left_col_image.png')
|
|
elif os.path.isfile(accountDir +
|
|
'/left_col_image.png'):
|
|
try:
|
|
os.remove(accountDir + '/left_col_image.png')
|
|
except OSError:
|
|
print('EX: _setThemeImages unable to delete ' +
|
|
accountDir + '/left_col_image.png')
|
|
except OSError:
|
|
print('EX: _setThemeImages unable to copy ' +
|
|
leftColImageFilename)
|
|
|
|
try:
|
|
if os.path.isfile(rightColImageFilename):
|
|
copyfile(rightColImageFilename,
|
|
accountDir + '/right_col_image.png')
|
|
else:
|
|
if os.path.isfile(accountDir +
|
|
'/right_col_image.png'):
|
|
try:
|
|
os.remove(accountDir + '/right_col_image.png')
|
|
except OSError:
|
|
print('EX: _setThemeImages unable to delete ' +
|
|
accountDir + '/right_col_image.png')
|
|
except OSError:
|
|
print('EX: _setThemeImages unable to copy ' +
|
|
rightColImageFilename)
|
|
break
|
|
|
|
|
|
def setNewsAvatar(base_dir: str, name: str,
|
|
http_prefix: str,
|
|
domain: str, domainFull: str) -> None:
|
|
"""Sets the avatar for the news account
|
|
"""
|
|
nickname = 'news'
|
|
newFilename = base_dir + '/theme/' + name + '/icons/avatar_news.png'
|
|
if not os.path.isfile(newFilename):
|
|
newFilename = base_dir + '/theme/default/icons/avatar_news.png'
|
|
if not os.path.isfile(newFilename):
|
|
return
|
|
avatarFilename = \
|
|
localActorUrl(http_prefix, domainFull, nickname) + '.png'
|
|
avatarFilename = avatarFilename.replace('/', '-')
|
|
filename = base_dir + '/cache/avatars/' + avatarFilename
|
|
|
|
if os.path.isfile(filename):
|
|
try:
|
|
os.remove(filename)
|
|
except OSError:
|
|
print('EX: setNewsAvatar unable to delete ' + filename)
|
|
if os.path.isdir(base_dir + '/cache/avatars'):
|
|
copyfile(newFilename, filename)
|
|
accountDir = acctDir(base_dir, nickname, domain)
|
|
copyfile(newFilename, accountDir + '/avatar.png')
|
|
|
|
|
|
def _setClearCacheFlag(base_dir: str) -> None:
|
|
"""Sets a flag which can be used by an external system
|
|
(eg. a script in a cron job) to clear the browser cache
|
|
"""
|
|
if not os.path.isdir(base_dir + '/accounts'):
|
|
return
|
|
flagFilename = base_dir + '/accounts/.clear_cache'
|
|
with open(flagFilename, 'w+') as flagFile:
|
|
flagFile.write('\n')
|
|
|
|
|
|
def setTheme(base_dir: str, name: str, domain: str,
|
|
allow_local_network_access: bool, systemLanguage: str) -> bool:
|
|
"""Sets the theme with the given name as the current theme
|
|
"""
|
|
result = False
|
|
|
|
prevThemeName = getTheme(base_dir)
|
|
|
|
# if the theme has changed then remove any custom settings
|
|
if prevThemeName != name:
|
|
resetThemeDesignerSettings(base_dir, name, domain,
|
|
allow_local_network_access,
|
|
systemLanguage)
|
|
|
|
_removeTheme(base_dir)
|
|
|
|
themes = getThemesList(base_dir)
|
|
for themeName in themes:
|
|
themeNameLower = themeName.lower()
|
|
if name == themeNameLower:
|
|
try:
|
|
globals()['setTheme' + themeName](base_dir,
|
|
allow_local_network_access)
|
|
except BaseException:
|
|
print('EX: setTheme unable to set theme ' + themeName)
|
|
pass
|
|
|
|
if prevThemeName:
|
|
if prevThemeName.lower() != themeNameLower:
|
|
# change the banner and profile image
|
|
# to the default for the theme
|
|
_setThemeImages(base_dir, name)
|
|
_setThemeFonts(base_dir, name)
|
|
result = True
|
|
|
|
if not result:
|
|
# default
|
|
_setThemeDefault(base_dir, allow_local_network_access)
|
|
result = True
|
|
|
|
variablesFile = base_dir + '/theme/' + name + '/theme.json'
|
|
if os.path.isfile(variablesFile):
|
|
_readVariablesFile(base_dir, name, variablesFile,
|
|
allow_local_network_access)
|
|
|
|
_setCustomFont(base_dir)
|
|
|
|
# set the news avatar
|
|
newsAvatarThemeFilename = \
|
|
base_dir + '/theme/' + name + '/icons/avatar_news.png'
|
|
if os.path.isdir(base_dir + '/accounts/news@' + domain):
|
|
if os.path.isfile(newsAvatarThemeFilename):
|
|
newsAvatarFilename = \
|
|
base_dir + '/accounts/news@' + domain + '/avatar.png'
|
|
copyfile(newsAvatarThemeFilename, newsAvatarFilename)
|
|
|
|
grayscaleFilename = base_dir + '/accounts/.grayscale'
|
|
if os.path.isfile(grayscaleFilename):
|
|
enableGrayscale(base_dir)
|
|
else:
|
|
disableGrayscale(base_dir)
|
|
|
|
_copyThemeHelpFiles(base_dir, name, systemLanguage)
|
|
_setThemeInConfig(base_dir, name)
|
|
_setClearCacheFlag(base_dir)
|
|
return result
|
|
|
|
|
|
def updateDefaultThemesList(base_dir: str) -> None:
|
|
"""Recreates the list of default themes
|
|
"""
|
|
themeNames = getThemesList(base_dir)
|
|
defaultThemesFilename = base_dir + '/defaultthemes.txt'
|
|
with open(defaultThemesFilename, 'w+') as defaultThemesFile:
|
|
for name in themeNames:
|
|
defaultThemesFile.write(name + '\n')
|
|
|
|
|
|
def scanThemesForScripts(base_dir: str) -> bool:
|
|
"""Scans the theme directory for any svg files containing scripts
|
|
"""
|
|
for subdir, dirs, files in os.walk(base_dir + '/theme'):
|
|
for f in files:
|
|
if not f.endswith('.svg'):
|
|
continue
|
|
svgFilename = os.path.join(subdir, f)
|
|
content = ''
|
|
with open(svgFilename, 'r') as fp:
|
|
content = fp.read()
|
|
svgDangerous = dangerousSVG(content, False)
|
|
if svgDangerous:
|
|
print('svg file contains script: ' + svgFilename)
|
|
return True
|
|
# deliberately no break - should resursively scan
|
|
return False
|