Mercurial > libervia-backend
annotate sat/tools/common/template.py @ 3287:a4b8c9bcfb57
tools/common (tls): moved re-usable Twisted TLS code from Libervia to tools/common
| author | Goffi <goffi@goffi.org> |
|---|---|
| date | Fri, 29 May 2020 21:07:10 +0200 |
| parents | 430204a3cc10 |
| children | 3af0909629a2 |
| rev | line source |
|---|---|
| 3028 | 1 #!/usr/bin/env python3 |
| 3137 | 2 |
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3 # SAT: an XMPP client |
| 3136 | 4 # Copyright (C) 2009-2020 Jérôme Poisson (goffi@goffi.org) |
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5 |
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6 # This program is free software: you can redistribute it and/or modify |
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7 # it under the terms of the GNU Affero General Public License as published by |
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8 # the Free Software Foundation, either version 3 of the License, or |
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9 # (at your option) any later version. |
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10 |
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11 # This program is distributed in the hope that it will be useful, |
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12 # but WITHOUT ANY WARRANTY; without even the implied warranty of |
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13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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14 # GNU Affero General Public License for more details. |
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15 |
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16 # You should have received a copy of the GNU Affero General Public License |
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17 # along with this program. If not, see <http://www.gnu.org/licenses/>. |
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18 |
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19 """Template generation""" |
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20 |
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21 import os.path |
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22 import time |
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23 import re |
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24 import json |
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25 from pathlib import Path |
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26 from collections import namedtuple |
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27 from typing import Optional, List, Tuple |
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28 from xml.sax.saxutils import quoteattr |
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29 from babel import support |
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30 from babel import Locale |
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31 from babel.core import UnknownLocaleError |
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32 import pygments |
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33 from pygments import lexers |
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34 from pygments import formatters |
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35 from sat.core.constants import Const as C |
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36 from sat.core.i18n import _ |
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37 from sat.core import exceptions |
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38 from sat.tools import config |
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39 from sat.tools.common import date_utils |
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40 from sat.core.log import getLogger |
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41 |
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42 log = getLogger(__name__) |
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43 |
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44 try: |
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45 import sat_templates |
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46 except ImportError: |
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47 raise exceptions.MissingModule( |
| 3028 | 48 "sat_templates module is not available, please install it or check your path to " |
| 49 "use template engine" | |
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50 ) |
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51 else: |
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52 sat_templates # to avoid pyflakes warning |
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53 |
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54 try: |
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55 import jinja2 |
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56 except: |
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57 raise exceptions.MissingModule( |
| 3028 | 58 "Missing module jinja2, please install it from http://jinja.pocoo.org or with " |
| 59 "pip install jinja2" | |
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60 ) |
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61 |
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62 from lxml import etree |
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63 from jinja2 import Markup as safe |
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64 from jinja2 import is_undefined |
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65 from jinja2 import utils |
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66 from jinja2 import TemplateNotFound |
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67 from jinja2 import contextfilter |
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68 from jinja2.loaders import split_template_path |
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69 |
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70 HTML_EXT = ("html", "xhtml") |
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71 RE_ATTR_ESCAPE = re.compile(r"[^a-z_-]") |
| 3028 | 72 SITE_RESERVED_NAMES = ("sat",) |
| 73 TPL_RESERVED_CHARS = r"()/." | |
| 74 RE_TPL_RESERVED_CHARS = re.compile("[" + TPL_RESERVED_CHARS + "]") | |
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75 BROWSER_DIR = "_browser" |
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76 BROWSER_META_FILE = "browser_meta.json" |
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77 |
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78 TemplateData = namedtuple("TemplateData", ['site', 'theme', 'path']) |
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79 |
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80 |
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81 class TemplateLoader(jinja2.BaseLoader): |
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82 """A template loader which handle site, theme and absolute paths""" |
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83 # TODO: list_templates should be implemented |
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84 |
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85 def __init__(self, sites_paths, trusted=False): |
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86 """ |
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87 @param trusted(bool): if True, absolue template paths will be allowed |
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88 be careful when using this option and sure that you can trust the template, |
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89 as this allow the template to open any file on the system that the |
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90 launching user can access. |
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91 """ |
| 3028 | 92 if not sites_paths or not "" in sites_paths: |
| 93 raise exceptions.InternalError("Invalid sites_paths") | |
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94 super(jinja2.BaseLoader, self).__init__() |
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95 self.sites_paths = sites_paths |
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96 self.trusted = trusted |
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97 |
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98 @staticmethod |
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99 def parse_template(template): |
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100 """Parse template path and return site, theme and path |
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101 |
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102 @param template_path(unicode): path to template with parenthesis syntax |
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103 The site and/or theme can be specified in parenthesis just before the path |
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104 e.g.: (some_theme)path/to/template.html |
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105 (/some_theme)path/to/template.html (equivalent to previous one) |
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106 (other_site/other_theme)path/to/template.html |
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107 (other_site/)path/to/template.html (defaut theme for other_site) |
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108 /absolute/path/to/template.html (in trusted environment only) |
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109 @return (TemplateData): |
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110 site, theme and template_path. |
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111 if site is empty, SàT Templates are used |
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112 site and theme can be both None if absolute path is used |
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113 Relative path is the path from theme root dir e.g. blog/articles.html |
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114 """ |
| 3028 | 115 if template.startswith("("): |
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116 # site and/or theme are specified |
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117 try: |
| 3028 | 118 theme_end = template.index(")") |
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119 except IndexError: |
| 3028 | 120 raise ValueError("incorrect site/theme in template") |
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121 theme_data = template[1:theme_end] |
| 3028 | 122 theme_splitted = theme_data.split('/') |
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123 if len(theme_splitted) == 1: |
| 3028 | 124 site, theme = "", theme_splitted[0] |
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125 elif len(theme_splitted) == 2: |
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126 site, theme = theme_splitted |
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127 else: |
| 3028 | 128 raise ValueError("incorrect site/theme in template") |
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129 template_path = template[theme_end+1:] |
| 3028 | 130 if not template_path or template_path.startswith("/"): |
| 131 raise ValueError("incorrect template path") | |
| 132 elif template.startswith("/"): | |
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133 # this is an absolute path, so we have no site and no theme |
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134 site = None |
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135 theme = None |
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136 template_path = template |
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137 else: |
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138 # a default template |
| 3028 | 139 site = "" |
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140 theme = C.TEMPLATE_THEME_DEFAULT |
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141 template_path = template |
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142 |
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143 if site is not None: |
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144 site = site.strip() |
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145 if not site: |
| 3028 | 146 site = "" |
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147 elif site in SITE_RESERVED_NAMES: |
| 3028 | 148 raise ValueError(_("{site} can't be used as site name, " |
| 149 "it's reserved.").format(site=site)) | |
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150 |
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151 if theme is not None: |
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152 theme = theme.strip() |
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153 if not theme: |
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154 theme = C.TEMPLATE_THEME_DEFAULT |
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155 if RE_TPL_RESERVED_CHARS.search(theme): |
| 3028 | 156 raise ValueError(_("{theme} contain forbidden char. Following chars " |
| 157 "are forbidden: {reserved}").format( | |
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158 theme=theme, reserved=TPL_RESERVED_CHARS)) |
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159 |
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160 return TemplateData(site, theme, template_path) |
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161 |
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162 @staticmethod |
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163 def getSitesAndThemes( |
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164 site: str, |
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165 theme: str, |
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166 default_fallback: bool=True |
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167 ) -> List[Tuple[str, str]]: |
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168 """Get sites and themes to check for template/file |
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169 |
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170 Will add default theme and default site in search list when suitable |
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171 @param site: site requested |
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172 @param theme: theme requested |
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173 @return: site and theme couples to check |
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174 """ |
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175 sites_and_themes = [[site, theme]] |
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176 if theme != C.TEMPLATE_THEME_DEFAULT and default_fallback: |
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177 sites_and_themes.append([site, C.TEMPLATE_THEME_DEFAULT]) |
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178 if site and default_fallback: |
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179 # the site is not the default one, so we add default at the end |
| 3028 | 180 sites_and_themes.append(['', C.TEMPLATE_THEME_DEFAULT]) |
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181 return sites_and_themes |
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182 |
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183 def _get_template_f(self, site, theme, path_elts): |
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184 """Look for template and return opened file if found |
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185 |
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186 @param site(unicode): names of site to check |
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187 (default site will also checked) |
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188 @param theme(unicode): theme to check (default theme will also be checked) |
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189 @param path_elts(iterable[str]): elements of template path |
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190 @return (tuple[(File, None), (str, None)]): a tuple with: |
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191 - opened template, or None if not found |
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192 - absolute file path, or None if not found |
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193 """ |
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194 if site is None: |
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195 raise exceptions.InternalError( |
| 3028 | 196 "_get_template_f must not be used with absolute path") |
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197 for site, theme in self.getSitesAndThemes(site, theme): |
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198 try: |
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199 base_path = self.sites_paths[site] |
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200 except KeyError: |
| 3028 | 201 log.warning(_("Unregistered site requested: {site}").format( |
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202 site=site)) |
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203 filepath = os.path.join(base_path, C.TEMPLATE_TPL_DIR, theme, *path_elts) |
| 3028 | 204 f = utils.open_if_exists(filepath, 'r') |
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205 if f is not None: |
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206 return f, filepath |
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207 return None, None |
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208 |
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209 def get_source(self, environment, template): |
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210 """Retrieve source handling site and themes |
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211 |
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212 If the path is absolute it is used directly if in trusted environment |
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213 else and exception is raised. |
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214 if the path is just relative, "default" theme is used. |
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215 @raise PermissionError: absolute path used in untrusted environment |
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216 """ |
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217 site, theme, template_path = self.parse_template(template) |
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218 |
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219 if site is None: |
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220 # we have an abolute template |
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221 if theme is not None: |
| 3028 | 222 raise exceptions.InternalError("We can't have a theme with absolute " |
| 223 "template.") | |
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224 if not self.trusted: |
| 3028 | 225 log.error(_("Absolute template used while unsecure is disabled, hack " |
| 226 "attempt? Template: {template}").format(template=template)) | |
| 227 raise exceptions.PermissionError("absolute template is not allowed") | |
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228 filepath = template_path |
| 3028 | 229 f = utils.open_if_exists(filepath, 'r') |
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230 else: |
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231 # relative path, we have to deal with site and theme |
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232 assert theme and template_path |
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233 path_elts = split_template_path(template_path) |
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234 # if we have non default site, we check it first, else we only check default |
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235 f, filepath = self._get_template_f(site, theme, path_elts) |
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236 |
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237 if f is None: |
| 3028 | 238 if (site is not None and path_elts[0] == "error" |
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239 and os.path.splitext(template_path)[1][1:] in HTML_EXT): |
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240 # if an HTML error is requested but doesn't exist, we try again |
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241 # with base error. |
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242 f, filepath = self._get_template_f( |
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243 site, theme, ("error", "base.html")) |
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244 if f is None: |
| 3028 | 245 raise exceptions.InternalError("error/base.html should exist") |
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246 else: |
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247 raise TemplateNotFound(template) |
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248 |
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249 try: |
| 3028 | 250 contents = f.read() |
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251 finally: |
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252 f.close() |
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253 |
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254 mtime = os.path.getmtime(filepath) |
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255 |
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256 def uptodate(): |
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257 try: |
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258 return os.path.getmtime(filepath) == mtime |
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259 except OSError: |
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260 return False |
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261 |
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262 return contents, filepath, uptodate |
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263 |
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264 |
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265 class Indexer(object): |
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266 """Index global to a page""" |
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267 |
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268 def __init__(self): |
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269 self._indexes = {} |
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270 |
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271 def next(self, value): |
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272 if value not in self._indexes: |
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273 self._indexes[value] = 0 |
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274 return 0 |
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275 self._indexes[value] += 1 |
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276 return self._indexes[value] |
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277 |
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278 def current(self, value): |
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279 return self._indexes.get(value) |
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280 |
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281 |
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282 class ScriptsHandler(object): |
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283 def __init__(self, renderer, template_data): |
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284 self.renderer = renderer |
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285 self.template_data = template_data |
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286 self.scripts = [] # we don't use a set because order may be important |
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287 |
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288 def include(self, library_name, attribute="defer"): |
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289 """Mark that a script need to be imported. |
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290 |
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291 Must be used before base.html is extended, as <script> are generated there. |
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292 If called several time with the same library, it will be imported once. |
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293 @param library_name(unicode): name of the library to import |
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294 @param loading: |
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295 """ |
| 3028 | 296 if attribute not in ("defer", "async", ""): |
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297 raise exceptions.DataError( |
| 3028 | 298 _('Invalid attribute, please use one of "defer", "async" or ""') |
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299 ) |
| 3028 | 300 if not library_name.endswith(".js"): |
| 301 library_name = library_name + ".js" | |
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302 if (library_name, attribute) not in self.scripts: |
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303 self.scripts.append((library_name, attribute)) |
| 3028 | 304 return "" |
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305 |
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306 def generate_scripts(self): |
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307 """Generate the <script> elements |
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308 |
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309 @return (unicode): <scripts> HTML tags |
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310 """ |
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311 scripts = [] |
| 3028 | 312 tpl = "<script src={src} {attribute}></script>" |
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313 for library, attribute in self.scripts: |
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314 library_path = self.renderer.getStaticPath(self.template_data, library) |
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315 if library_path is None: |
| 3028 | 316 log.warning(_("Can't find {libary} javascript library").format( |
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317 library=library)) |
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318 continue |
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319 path = self.renderer.getFrontURL(library_path) |
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320 scripts.append(tpl.format(src=quoteattr(path), attribute=attribute)) |
| 3028 | 321 return safe("\n".join(scripts)) |
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322 |
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323 |
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324 class Environment(jinja2.Environment): |
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325 |
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326 def get_template(self, name, parent=None, globals=None): |
| 3028 | 327 if name[0] not in ('/', '('): |
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328 # if name is not an absolute path or a full template name (this happen on |
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329 # extend or import during rendering), we convert it to a full template name. |
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330 # This is needed to handle cache correctly when a base template is overriden. |
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331 # Without that, we could not distinguish something like base/base.html if |
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332 # it's launched from some_site/some_theme or from [default]/default |
| 3028 | 333 name = "({site}/{theme}){template}".format( |
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334 site=self._template_data.site, |
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335 theme=self._template_data.theme, |
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336 template=name) |
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337 |
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338 return super(Environment, self).get_template(name, parent, globals) |
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339 |
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340 |
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341 class Renderer(object): |
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342 |
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343 def __init__(self, host, front_url_filter=None, trusted=False, private=False): |
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344 """ |
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345 @param front_url_filter(callable): filter to retrieve real url of a directory/file |
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346 The callable will get a two arguments: |
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347 - a dict with a "template_data" key containing TemplateData instance of |
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348 current template. Only site and theme should be necessary. |
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349 - the relative URL of the file to retrieve, relative from theme root |
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350 None to use default filter which return real path on file |
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351 Need to be specified for web rendering, to reflect URL seen by end user |
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352 @param trusted(bool): if True, allow to access absolute path |
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353 Only set to True if environment is safe (e.g. command line tool) |
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354 @param private(bool): if True, also load sites from sites_path_private_dict |
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355 """ |
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356 self.host = host |
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357 self.trusted = trusted |
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358 self.sites_paths = { |
| 3028 | 359 "": os.path.dirname(sat_templates.__file__), |
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360 } |
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361 self.sites_themes = { |
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362 } |
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363 conf = config.parseMainConf() |
| 3028 | 364 public_sites = config.getConfig(conf, None, "sites_path_public_dict", {}) |
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365 sites_data = [public_sites] |
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366 if private: |
| 3028 | 367 private_sites = config.getConfig(conf, None, "sites_path_private_dict", {}) |
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368 sites_data.append(private_sites) |
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369 for sites in sites_data: |
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370 normalised = {} |
| 3028 | 371 for name, path in sites.items(): |
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372 if RE_TPL_RESERVED_CHARS.search(name): |
| 3028 | 373 log.warning(_("Can't add \"{name}\" site, it contains forbidden " |
| 374 "characters. Forbidden characters are {forbidden}.") | |
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375 .format(name=name, forbidden=TPL_RESERVED_CHARS)) |
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376 continue |
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377 path = os.path.expanduser(os.path.normpath(path)) |
| 3028 | 378 if not path or not path.startswith("/"): |
| 379 log.warning(_("Can't add \"{name}\" site, it should map to an " | |
| 380 "absolute path").format(name=name)) | |
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381 continue |
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382 normalised[name] = path |
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383 self.sites_paths.update(normalised) |
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384 |
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385 for site, site_path in self.sites_paths.items(): |
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386 tpl_path = Path(site_path) / C.TEMPLATE_TPL_DIR |
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387 for p in tpl_path.iterdir(): |
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388 if not p.is_dir(): |
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389 continue |
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390 log.debug(f"theme found for {site or 'default site'}: {p.name}") |
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391 theme_data = self.sites_themes.setdefault(site, {})[p.name] = { |
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392 'path': p, |
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393 'settings': {}} |
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394 theme_settings = p / "settings.json" |
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395 if theme_settings.is_file: |
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396 try: |
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397 with theme_settings.open() as f: |
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398 settings = json.load(f) |
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399 except Exception as e: |
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400 log.warning(_( |
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401 "Can't load theme settings at {path}").format( |
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402 path=theme_settings)) |
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403 else: |
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404 log.debug( |
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405 f"found settings for theme {p.name!r} at {theme_settings}") |
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406 theme_data['settings'] = settings |
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407 browser_path = p / BROWSER_DIR |
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408 if browser_path.is_dir(): |
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409 theme_data['browser_path'] = browser_path |
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410 browser_meta_path = browser_path / BROWSER_META_FILE |
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411 if browser_meta_path.is_file(): |
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412 try: |
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413 with browser_meta_path.open() as f: |
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414 theme_data['browser_meta'] = json.load(f) |
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415 except Exception as e: |
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416 log.error( |
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417 f"Can't parse browser metadata at {browser_meta_path}: {e}" |
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418 ) |
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419 continue |
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420 |
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421 self.env = Environment( |
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422 loader=TemplateLoader(sites_paths=self.sites_paths, trusted=trusted), |
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423 autoescape=jinja2.select_autoescape(["html", "xhtml", "xml"]), |
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424 trim_blocks=True, |
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425 lstrip_blocks=True, |
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426 extensions=["jinja2.ext.i18n"], |
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427 ) |
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428 self.env._template_data = None |
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429 self._locale_str = C.DEFAULT_LOCALE |
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430 self._locale = Locale.parse(self._locale_str) |
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431 self.installTranslations() |
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432 |
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433 # we want to have access to SàT constants in templates |
| 3028 | 434 self.env.globals["C"] = C |
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435 |
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436 # custom filters |
| 3028 | 437 self.env.filters["next_gidx"] = self._next_gidx |
| 438 self.env.filters["cur_gidx"] = self._cur_gidx | |
| 439 self.env.filters["date_fmt"] = self._date_fmt | |
| 440 self.env.filters["xmlui_class"] = self._xmlui_class | |
| 441 self.env.filters["attr_escape"] = self.attr_escape | |
| 442 self.env.filters["item_filter"] = self._item_filter | |
| 443 self.env.filters["adv_format"] = self._adv_format | |
| 444 self.env.filters["dict_ext"] = self._dict_ext | |
| 445 self.env.filters["highlight"] = self.highlight | |
| 446 self.env.filters["front_url"] = (self._front_url if front_url_filter is None | |
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447 else front_url_filter) |
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448 # custom tests |
| 3028 | 449 self.env.tests["in_the_past"] = self._in_the_past |
| 450 self.icons_path = os.path.join(host.media_dir, "fonts/fontello/svg") | |
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451 |
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452 # policies |
| 3028 | 453 self.env.policies["ext.i18n.trimmed"] = True |
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454 |
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455 def getFrontURL(self, template_data, path=None): |
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456 """Give front URL (i.e. URL seen by end-user) of a path |
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457 |
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458 @param template_data[TemplateData]: data of current template |
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459 @param path(unicode, None): relative path of file to get, |
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460 if set, will remplate template_data.path |
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461 """ |
| 3028 | 462 return self.env.filters["front_url"]({"template_data": template_data}, |
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463 path or template_data.path) |
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464 |
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465 def installTranslations(self): |
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466 # TODO: support multi translation |
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467 # for now, only translations in sat_templates are handled |
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468 self.translations = {} |
| 3028 | 469 for site_key, site_path in self.sites_paths.items(): |
| 470 site_prefix = "[{}] ".format(site_key) if site_key else '' | |
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471 i18n_dir = os.path.join(site_path, "i18n") |
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472 for lang_dir in os.listdir(i18n_dir): |
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473 lang_path = os.path.join(i18n_dir, lang_dir) |
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474 if not os.path.isdir(lang_path): |
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475 continue |
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476 po_path = os.path.join(lang_path, "LC_MESSAGES/sat.mo") |
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477 try: |
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478 locale = Locale.parse(lang_dir) |
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479 with open(po_path, "rb") as f: |
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480 try: |
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481 translations = self.translations[locale] |
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482 except KeyError: |
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483 self.translations[locale] = support.Translations(f, "sat") |
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484 else: |
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485 translations.merge(support.Translations(f, "sat")) |
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486 except EnvironmentError: |
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487 log.error( |
| 3028 | 488 _("Can't find template translation at {path}").format( |
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489 path=po_path)) |
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490 except UnknownLocaleError as e: |
| 3028 | 491 log.error(_("{site}Invalid locale name: {msg}").format( |
|
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492 site=site_prefix, msg=e)) |
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493 else: |
| 3028 | 494 log.info(_("{site}loaded {lang} templates translations").format( |
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495 site = site_prefix, |
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496 lang=lang_dir)) |
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497 |
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498 default_locale = Locale.parse(self._locale_str) |
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499 if default_locale not in self.translations: |
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500 # default locale disable gettext, |
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501 # so we can use None instead of a Translations instance |
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502 self.translations[default_locale] = None |
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503 |
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504 self.env.install_null_translations(True) |
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505 # we generate a tuple of locales ordered by display name that templates can access |
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506 # through the "locales" variable |
| 3028 | 507 self.locales = tuple(sorted(list(self.translations.keys()), |
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508 key=lambda l: l.language_name.lower())) |
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|
509 |
|
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510 |
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511 def setLocale(self, locale_str): |
|
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512 """set current locale |
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513 |
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514 change current translation locale and self self._locale and self._locale_str |
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515 """ |
|
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516 if locale_str == self._locale_str: |
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517 return |
|
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518 if locale_str == "en": |
|
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519 # we default to GB English when it's not specified |
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520 # one of the main reason is to avoid the nonsense U.S. short date format |
|
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|
521 locale_str = "en_GB" |
|
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522 try: |
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|
523 locale = Locale.parse(locale_str) |
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|
524 except ValueError as e: |
| 3028 | 525 log.warning(_("invalid locale value: {msg}").format(msg=e)) |
|
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|
526 locale_str = self._locale_str = C.DEFAULT_LOCALE |
|
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|
527 locale = Locale.parse(locale_str) |
|
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|
528 |
| 3028 | 529 locale_str = str(locale) |
|
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|
530 if locale_str != C.DEFAULT_LOCALE: |
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|
531 try: |
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|
532 translations = self.translations[locale] |
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533 except KeyError: |
| 3028 | 534 log.warning(_("Can't find locale {locale}".format(locale=locale))) |
|
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|
535 locale_str = C.DEFAULT_LOCALE |
|
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|
536 locale = Locale.parse(self._locale_str) |
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537 else: |
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|
538 self.env.install_gettext_translations(translations, True) |
| 3028 | 539 log.debug(_("Switched to {lang}").format(lang=locale.english_name)) |
|
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|
540 |
|
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5b26033c49a8
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changeset
|
541 if locale_str == C.DEFAULT_LOCALE: |
|
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|
542 self.env.install_null_translations(True) |
|
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|
543 |
|
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|
544 self._locale = locale |
|
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|
545 self._locale_str = locale_str |
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|
546 |
|
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|
547 def getThemeAndRoot(self, template): |
|
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|
548 """retrieve theme and root dir of a given tempalte |
|
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|
549 |
|
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|
550 @param template(unicode): template to parse |
|
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|
551 @return (tuple[unicode, unicode]): theme and absolute path to theme's root dir |
|
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552 @raise NotFound: requested site has not been found |
|
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|
553 """ |
|
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|
554 # FIXME: check use in jp, and include site |
|
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|
555 site, theme, __ = self.env.loader.parse_template(template) |
|
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|
556 if site is None: |
|
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tools (common/template), jp: refactoring to handle multiple sites:
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|
557 # absolute template |
| 3028 | 558 return "", os.path.dirname(template) |
|
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|
559 try: |
|
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|
560 site_root_dir = self.sites_paths[site] |
|
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|
561 except KeyError: |
|
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|
562 raise exceptions.NotFound |
|
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tools (common/template), jp: refactoring to handle multiple sites:
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|
563 return theme, os.path.join(site_root_dir, C.TEMPLATE_TPL_DIR, theme) |
|
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diff
changeset
|
564 |
|
3266
8ec5ddb4e759
tools (common/template): list themes and parse their browser data, available through new `getThemesData` method
Goffi <goffi@goffi.org>
parents:
3137
diff
changeset
|
565 def getThemesData(self, site_name): |
|
8ec5ddb4e759
tools (common/template): list themes and parse their browser data, available through new `getThemesData` method
Goffi <goffi@goffi.org>
parents:
3137
diff
changeset
|
566 try: |
|
8ec5ddb4e759
tools (common/template): list themes and parse their browser data, available through new `getThemesData` method
Goffi <goffi@goffi.org>
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|
567 return self.sites_themes[site_name] |
|
8ec5ddb4e759
tools (common/template): list themes and parse their browser data, available through new `getThemesData` method
Goffi <goffi@goffi.org>
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3137
diff
changeset
|
568 except KeyError: |
|
8ec5ddb4e759
tools (common/template): list themes and parse their browser data, available through new `getThemesData` method
Goffi <goffi@goffi.org>
parents:
3137
diff
changeset
|
569 raise exceptions.NotFound(f"no theme found for {site_name}") |
|
8ec5ddb4e759
tools (common/template): list themes and parse their browser data, available through new `getThemesData` method
Goffi <goffi@goffi.org>
parents:
3137
diff
changeset
|
570 |
|
3268
85c9cfcd4f5e
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Goffi <goffi@goffi.org>
parents:
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diff
changeset
|
571 def getStaticPath( |
|
85c9cfcd4f5e
tools (common/template): theme settings with possibility to disable default fallback for CSS:
Goffi <goffi@goffi.org>
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diff
changeset
|
572 self, |
|
85c9cfcd4f5e
tools (common/template): theme settings with possibility to disable default fallback for CSS:
Goffi <goffi@goffi.org>
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diff
changeset
|
573 template_data: TemplateData, |
|
85c9cfcd4f5e
tools (common/template): theme settings with possibility to disable default fallback for CSS:
Goffi <goffi@goffi.org>
parents:
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diff
changeset
|
574 filename: str, |
|
85c9cfcd4f5e
tools (common/template): theme settings with possibility to disable default fallback for CSS:
Goffi <goffi@goffi.org>
parents:
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diff
changeset
|
575 default_fallback: bool=True |
|
85c9cfcd4f5e
tools (common/template): theme settings with possibility to disable default fallback for CSS:
Goffi <goffi@goffi.org>
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diff
changeset
|
576 ) -> Optional[TemplateData]: |
|
2671
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Goffi <goffi@goffi.org>
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diff
changeset
|
577 """Retrieve path of a static file if it exists with current theme or default |
|
0fa217fafabf
tools (common/template), jp: refactoring to handle multiple sites:
Goffi <goffi@goffi.org>
parents:
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diff
changeset
|
578 |
|
0fa217fafabf
tools (common/template), jp: refactoring to handle multiple sites:
Goffi <goffi@goffi.org>
parents:
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diff
changeset
|
579 File will be looked at <site_root_dir>/<theme_dir>/<static_dir>/filename, |
|
0fa217fafabf
tools (common/template), jp: refactoring to handle multiple sites:
Goffi <goffi@goffi.org>
parents:
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diff
changeset
|
580 then <site_root_dir>/<default_theme_dir>/<static_dir>/filename anf finally |
|
0fa217fafabf
tools (common/template), jp: refactoring to handle multiple sites:
Goffi <goffi@goffi.org>
parents:
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diff
changeset
|
581 <default_site>/<default_theme_dir>/<static_dir> (i.e. sat_templates). |
|
3268
85c9cfcd4f5e
tools (common/template): theme settings with possibility to disable default fallback for CSS:
Goffi <goffi@goffi.org>
parents:
3267
diff
changeset
|
582 In case of absolute URL, base dir of template is used as base. For instance if |
|
2671
0fa217fafabf
tools (common/template), jp: refactoring to handle multiple sites:
Goffi <goffi@goffi.org>
parents:
2624
diff
changeset
|
583 template is an absolute template to "/some/path/template.html", file will be |
|
0fa217fafabf
tools (common/template), jp: refactoring to handle multiple sites:
Goffi <goffi@goffi.org>
parents:
2624
diff
changeset
|
584 checked at "/some/path/<filename>" |
|
3268
85c9cfcd4f5e
tools (common/template): theme settings with possibility to disable default fallback for CSS:
Goffi <goffi@goffi.org>
parents:
3267
diff
changeset
|
585 @param template_data: data of current template |
|
85c9cfcd4f5e
tools (common/template): theme settings with possibility to disable default fallback for CSS:
Goffi <goffi@goffi.org>
parents:
3267
diff
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|
586 @param filename: name of the file to retrieve |
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587 @param default_fallback: if True, default theme will be checked if the file is |
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588 not found in current theme, then default site with default theme will be used. |
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589 @return: built template data instance where .path is |
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590 the relative path to the file, from theme root dir. |
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591 None if not found. |
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592 """ |
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593 if template_data.site is None: |
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594 # we have an absolue path |
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595 if (not template_data.theme is None |
| 3028 | 596 or not template_data.path.startswith('/')): |
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597 raise exceptions.InternalError( |
| 3028 | 598 "invalid template data, was expecting absolute URL") |
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599 static_dir = os.path.dirname(template_data.path) |
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600 file_path = os.path.join(static_dir, filename) |
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601 if os.path.exists(file_path): |
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602 return TemplateData(site=None, theme=None, path=file_path) |
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603 else: |
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604 return None |
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605 |
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606 sites_and_themes = TemplateLoader.getSitesAndThemes(template_data.site, |
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607 template_data.theme, |
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608 default_fallback) |
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609 for site, theme in sites_and_themes: |
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610 site_root_dir = self.sites_paths[site] |
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611 relative_path = os.path.join(C.TEMPLATE_STATIC_DIR, filename) |
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612 absolute_path = os.path.join(site_root_dir, C.TEMPLATE_TPL_DIR, |
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613 theme, relative_path) |
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614 if os.path.exists(absolute_path): |
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615 return TemplateData(site=site, theme=theme, path=relative_path) |
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616 |
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617 return None |
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618 |
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619 def _appendCSSPaths( |
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620 self, |
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621 template_data: TemplateData, |
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622 css_files: list, |
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623 css_files_noscript: list, |
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624 name_root: str, |
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625 default_fallback: bool |
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626 |
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627 ) -> None: |
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628 """Append found css to css_files and css_files_noscript |
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629 |
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630 @param css_files: list to fill of relative path to found css file |
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631 @param css_files_noscript: list to fill of relative path to found css file |
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632 with "_noscript" suffix |
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633 """ |
| 3028 | 634 name = name_root + ".css" |
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635 css_path = self.getStaticPath(template_data, name, default_fallback) |
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636 if css_path is not None: |
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637 css_files.append(self.getFrontURL(css_path)) |
| 3028 | 638 noscript_name = name_root + "_noscript.css" |
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639 noscript_path = self.getStaticPath( |
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640 template_data, noscript_name, default_fallback) |
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641 if noscript_path is not None: |
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642 css_files_noscript.append(self.getFrontURL(noscript_path)) |
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643 |
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644 def getCSSFiles(self, template_data): |
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645 """Retrieve CSS files to use according template_data |
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646 |
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647 For each element of the path, a .css file is looked for in /static, and returned |
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648 if it exists. |
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649 Previous element are kept by replacing '/' with '_'. |
|
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650 styles_extra.css, styles.css, highlight.css and fonts.css are always used if they |
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651 exist. |
|
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652 For each found file, if a file with the same name and "_noscript" suffix exists, |
| 3267 | 653 it will be returned is second part of resulting tuple. |
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654 For instance, if template_data is (some_site, some_theme, blog/articles.html), |
| 3267 | 655 following files are returned, each time trying [some_site root] first, |
|
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656 then default site (i.e. sat_templates) root: |
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657 - some_theme/static/styles.css is returned if it exists |
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658 else default/static/styles.css |
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659 - some_theme/static/blog.css is returned if it exists |
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660 else default/static/blog.css (if it exists too) |
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661 - some_theme/static/blog_articles.css is returned if it exists |
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662 else default/static/blog_articles.css (if it exists too) |
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663 and for each found files, if same file with _noscript suffix exists, it is put |
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664 in noscript list (for instance (some_theme/static/styles_noscript.css)). |
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665 The behaviour may be changed with theme settings: if "css_default_fallback" is |
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666 False, only CSS from the theme is returned if it exists, default CSS is never |
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|
667 used. |
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668 @param template_data(TemplateData): data of the current template |
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669 @return (tuple[list[unicode], list[unicode]]): a tuple with: |
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670 - front URLs of CSS files to use |
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671 - front URLs of CSS files to use when scripts are not enabled |
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672 """ |
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673 # TODO: some caching would be nice |
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674 css_files = [] |
|
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675 css_files_noscript = [] |
| 3028 | 676 path_elems = template_data.path.split('/') |
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677 path_elems[-1] = os.path.splitext(path_elems[-1])[0] |
|
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678 site = template_data.site |
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679 if site is None: |
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680 # absolute path |
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681 default_fallback = True |
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682 else: |
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683 default_fallback = ( |
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684 self.sites_themes[site][template_data.theme]['settings'] |
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685 ).get('css_default_fallback', True) |
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686 |
|
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687 css_path = self.getStaticPath(template_data, 'fonts.css', default_fallback) |
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688 if css_path is not None: |
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689 css_files.append(self.getFrontURL(css_path)) |
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690 |
| 3028 | 691 for name_root in ('styles', 'styles_extra', 'highlight'): |
|
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692 self._appendCSSPaths( |
|
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693 template_data, css_files, css_files_noscript, name_root, default_fallback) |
| 2683 | 694 |
| 3028 | 695 for idx in range(len(path_elems)): |
| 696 name_root = "_".join(path_elems[:idx+1]) | |
|
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697 self._appendCSSPaths( |
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698 template_data, css_files, css_files_noscript, name_root, default_fallback) |
|
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699 |
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700 return css_files, css_files_noscript |
|
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701 |
|
2403
dec31114c402
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702 ## custom filters ## |
|
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|
703 |
|
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|
704 @contextfilter |
|
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705 def _front_url(self, ctx, relative_url): |
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706 """Get front URL (URL seen by end-user) from a relative URL |
|
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707 |
|
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708 This default method return absolute full path |
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709 """ |
| 3028 | 710 template_data = ctx['template_data'] |
|
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711 if template_data.site is None: |
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712 assert template_data.theme is None |
| 3028 | 713 assert template_data.path.startswith("/") |
|
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714 return os.path.join(os.path.dirname(template_data.path, relative_url)) |
|
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715 |
|
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716 site_root_dir = self.sites_paths[template_data.site] |
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717 return os.path.join(site_root_dir, C.TEMPLATE_TPL_DIR, template_data.theme, |
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|
718 relative_url) |
|
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|
719 |
|
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|
720 @contextfilter |
|
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|
721 def _next_gidx(self, ctx, value): |
|
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722 """Use next current global index as suffix""" |
|
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723 next_ = ctx["gidx"].next(value) |
| 3028 | 724 return value if next_ == 0 else "{}_{}".format(value, next_) |
|
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|
725 |
|
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|
726 @contextfilter |
|
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|
727 def _cur_gidx(self, ctx, value): |
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|
728 """Use current current global index as suffix""" |
|
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729 current = ctx["gidx"].current(value) |
| 3028 | 730 return value if not current else "{}_{}".format(value, current) |
|
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|
731 |
|
2907
8ca12f30f61f
template (filters): set locale when using "date_fmt"
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|
732 def _date_fmt(self, timestamp, fmt="short", date_only=False, auto_limit=None, |
|
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template (filters): set locale when using "date_fmt"
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changeset
|
733 auto_old_fmt=None): |
|
2599
5b26033c49a8
tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere.
Goffi <goffi@goffi.org>
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2562
diff
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|
734 if is_undefined(fmt): |
| 3028 | 735 fmt = "short" |
|
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template (filters): don't crash on invalid date in date_fmt
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|
736 try: |
|
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737 return date_utils.date_fmt( |
|
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|
738 timestamp, fmt, date_only, auto_limit, auto_old_fmt, |
|
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|
739 locale_str = self._locale_str |
|
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740 ) |
|
2453
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parents:
2452
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|
741 except Exception as e: |
| 3028 | 742 log.warning(_("Can't parse date: {msg}").format(msg=e)) |
|
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|
743 return timestamp |
|
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|
744 |
|
2384
d14c1a3e3244
template: new "xmlui_class" filter compute class names from name/values of requested fields.
Goffi <goffi@goffi.org>
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|
745 def attr_escape(self, text): |
|
d14c1a3e3244
template: new "xmlui_class" filter compute class names from name/values of requested fields.
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diff
changeset
|
746 """escape a text to a value usable as an attribute |
|
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|
747 |
|
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|
748 remove spaces, and put in lower case |
|
d14c1a3e3244
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changeset
|
749 """ |
| 3028 | 750 return RE_ATTR_ESCAPE.sub("_", text.strip().lower())[:50] |
|
2384
d14c1a3e3244
template: new "xmlui_class" filter compute class names from name/values of requested fields.
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diff
changeset
|
751 |
|
d14c1a3e3244
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Goffi <goffi@goffi.org>
parents:
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diff
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|
752 def _xmlui_class(self, xmlui_item, fields): |
|
d14c1a3e3244
template: new "xmlui_class" filter compute class names from name/values of requested fields.
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changeset
|
753 """return classes computed from XMLUI fields name |
|
d14c1a3e3244
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parents:
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diff
changeset
|
754 |
|
d14c1a3e3244
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Goffi <goffi@goffi.org>
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diff
changeset
|
755 will return a string with a series of escaped {name}_{value} separated by spaces. |
|
d14c1a3e3244
template: new "xmlui_class" filter compute class names from name/values of requested fields.
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parents:
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diff
changeset
|
756 @param xmlui_item(xmlui.XMLUIPanel): XMLUI containing the widgets to use |
|
d14c1a3e3244
template: new "xmlui_class" filter compute class names from name/values of requested fields.
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changeset
|
757 @param fields(iterable(unicode)): names of the widgets to use |
|
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|
758 @return (unicode, None): computer string to use as class attribute value |
|
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|
759 None if no field was specified |
|
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parents:
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diff
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|
760 """ |
|
d14c1a3e3244
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Goffi <goffi@goffi.org>
parents:
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diff
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|
761 classes = [] |
|
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template: new "xmlui_class" filter compute class names from name/values of requested fields.
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|
762 for name in fields: |
|
d14c1a3e3244
template: new "xmlui_class" filter compute class names from name/values of requested fields.
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parents:
2323
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changeset
|
763 escaped_name = self.attr_escape(name) |
|
d14c1a3e3244
template: new "xmlui_class" filter compute class names from name/values of requested fields.
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changeset
|
764 try: |
|
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template: new "xmlui_class" filter compute class names from name/values of requested fields.
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2323
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changeset
|
765 for value in xmlui_item.widgets[name].values: |
|
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|
766 classes.append(escaped_name + "_" + self.attr_escape(value)) |
|
2384
d14c1a3e3244
template: new "xmlui_class" filter compute class names from name/values of requested fields.
Goffi <goffi@goffi.org>
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diff
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|
767 except KeyError: |
|
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changeset
|
768 log.debug( |
| 3028 | 769 _('ignoring field "{name}": it doesn\'t exists').format(name=name) |
|
2624
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|
770 ) |
|
2384
d14c1a3e3244
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Goffi <goffi@goffi.org>
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diff
changeset
|
771 continue |
| 3028 | 772 return " ".join(classes) or None |
|
2384
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Goffi <goffi@goffi.org>
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|
773 |
|
2675
39d187f3698d
template: import contextfilter as module attribute
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2671
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|
774 @contextfilter |
|
2422
5425cf18929b
template: fixed the use of eval_context_filter in item_filter
Goffi <goffi@goffi.org>
parents:
2414
diff
changeset
|
775 def _item_filter(self, ctx, item, filters): |
| 2402 | 776 """return item's value, filtered if suitable |
| 777 | |
| 778 @param item(object): item to filter | |
| 779 value must have name and value attributes, | |
| 780 mostly used for XMLUI items | |
| 781 @param filters(dict[unicode, (callable, dict, None)]): map of name => filter | |
| 782 if filter is None, return the value unchanged | |
| 783 if filter is a callable, apply it | |
| 784 if filter is a dict, it can have following keys: | |
| 785 - filters: iterable of filters to apply | |
|
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|
786 - filters_args: kwargs of filters in the same order as filters (use empty |
|
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|
787 dict if needed) |
| 2402 | 788 - template: template to format where {value} is the filtered value |
| 789 """ | |
| 790 value = item.value | |
| 791 filter_ = filters.get(item.name, None) | |
| 792 if filter_ is None: | |
| 793 return value | |
| 794 elif isinstance(filter_, dict): | |
| 3028 | 795 filters_args = filter_.get("filters_args") |
| 796 for idx, f_name in enumerate(filter_.get("filters", [])): | |
|
2422
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Goffi <goffi@goffi.org>
parents:
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changeset
|
797 kwargs = filters_args[idx] if filters_args is not None else {} |
|
5425cf18929b
template: fixed the use of eval_context_filter in item_filter
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changeset
|
798 filter_func = self.env.filters[f_name] |
|
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parents:
2414
diff
changeset
|
799 try: |
|
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parents:
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changeset
|
800 eval_context_filter = filter_func.evalcontextfilter |
|
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Goffi <goffi@goffi.org>
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|
801 except AttributeError: |
|
5425cf18929b
template: fixed the use of eval_context_filter in item_filter
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changeset
|
802 eval_context_filter = False |
|
5425cf18929b
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parents:
2414
diff
changeset
|
803 |
|
5425cf18929b
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parents:
2414
diff
changeset
|
804 if eval_context_filter: |
|
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Goffi <goffi@goffi.org>
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|
805 value = filter_func(ctx.eval_ctx, value, **kwargs) |
|
5425cf18929b
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|
806 else: |
|
5425cf18929b
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changeset
|
807 value = filter_func(value, **kwargs) |
| 3028 | 808 template = filter_.get("template") |
|
2422
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|
809 if template: |
|
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changeset
|
810 # format will return a string, so we need to check first |
|
5425cf18929b
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changeset
|
811 # if the value is safe or not, and re-mark it after formatting |
|
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|
812 is_safe = isinstance(value, safe) |
|
5425cf18929b
template: fixed the use of eval_context_filter in item_filter
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|
813 value = template.format(value=value) |
|
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parents:
2414
diff
changeset
|
814 if is_safe: |
|
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parents:
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changeset
|
815 value = safe(value) |
|
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parents:
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diff
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|
816 return value |
| 2402 | 817 |
|
2391
07e1543d6992
template: new "adv_format" filter which use Python's format and return whole value if template is None
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parents:
2385
diff
changeset
|
818 def _adv_format(self, value, template, **kwargs): |
|
07e1543d6992
template: new "adv_format" filter which use Python's format and return whole value if template is None
Goffi <goffi@goffi.org>
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changeset
|
819 """Advancer formatter |
|
07e1543d6992
template: new "adv_format" filter which use Python's format and return whole value if template is None
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changeset
|
820 |
|
07e1543d6992
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parents:
2385
diff
changeset
|
821 like format() method, but take care or special values like None |
|
07e1543d6992
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|
822 @param value(unicode): value to format |
|
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|
823 @param template(None, unicode): template to use with format() method. |
|
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|
824 It will be formatted using value=value and **kwargs |
|
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|
825 None to return value unchanged |
|
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|
826 @return (unicode): formatted value |
|
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|
827 """ |
|
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|
828 if template is None: |
|
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|
829 return value |
|
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830 # jinja use string when no special char is used, so we have to convert to unicode |
| 3028 | 831 return str(template).format(value=value, **kwargs) |
|
2391
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|
832 |
|
2425
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template: added dict_ext filter to extend a dictionary
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|
833 def _dict_ext(self, source_dict, extra_dict, key=None): |
|
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|
834 """extend source_dict with extra dict and return the result |
|
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|
835 |
|
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|
836 @param source_dict(dict): dictionary to extend |
|
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|
837 @param extra_dict(dict, None): dictionary to use to extend first one |
|
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|
838 None to return source_dict unmodified |
|
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839 @param key(unicode, None): if specified extra_dict[key] will be used |
|
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|
840 if it doesn't exists, a copy of unmodified source_dict is returned |
|
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|
841 @return (dict): resulting dictionary |
|
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|
842 """ |
|
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|
843 if extra_dict is None: |
|
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|
844 return source_dict |
|
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845 if key is not None: |
|
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|
846 extra_dict = extra_dict.get(key, {}) |
|
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847 ret = source_dict.copy() |
|
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|
848 ret.update(extra_dict) |
|
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|
849 return ret |
|
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|
850 |
|
2454
06ff33052354
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851 def highlight(self, code, lexer_name=None, lexer_opts=None, html_fmt_opts=None): |
|
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|
852 """Do syntax highlighting on code |
|
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|
853 |
|
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|
854 Under the hood, pygments is used, check its documentation for options possible |
|
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|
855 values. |
|
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|
856 @param code(unicode): code or markup to highlight |
|
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|
857 @param lexer_name(unicode, None): name of the lexer to use |
|
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|
858 None to autodetect it |
|
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|
859 @param html_fmt_opts(dict, None): kword arguments to use for HtmlFormatter |
|
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|
860 @return (unicode): HTML markup with highlight classes |
|
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|
861 """ |
|
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|
862 if lexer_opts is None: |
|
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|
863 lexer_opts = {} |
|
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|
864 if html_fmt_opts is None: |
|
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|
865 html_fmt_opts = {} |
|
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|
866 if lexer_name is None: |
|
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867 lexer = lexers.guess_lexer(code, **lexer_opts) |
|
06ff33052354
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|
868 else: |
|
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|
869 lexer = lexers.get_lexer_by_name(lexer_name, **lexer_opts) |
|
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|
870 formatter = formatters.HtmlFormatter(**html_fmt_opts) |
|
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871 return safe(pygments.highlight(code, lexer, formatter)) |
|
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|
872 |
|
2403
dec31114c402
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parents:
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diff
changeset
|
873 ## custom tests ## |
|
dec31114c402
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parents:
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|
874 |
|
dec31114c402
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parents:
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|
875 def _in_the_past(self, timestamp): |
|
dec31114c402
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|
876 """check if a date is in the past |
|
dec31114c402
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|
877 |
|
dec31114c402
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parents:
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diff
changeset
|
878 @param timestamp(unicode, int): unix time |
|
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diff
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|
879 @return (bool): True if date is in the past |
|
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|
880 """ |
|
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parents:
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|
881 return time.time() > int(timestamp) |
|
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|
882 |
| 2515 | 883 ## template methods ## |
| 884 | |
| 885 def _icon_defs(self, *names): | |
|
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|
886 """Define svg icons which will be used in the template. |
|
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|
887 |
|
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|
888 Their name is used as id |
|
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|
889 """ |
|
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|
890 svg_elt = etree.Element( |
|
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|
891 "svg", |
|
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parents:
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|
892 nsmap={None: "http://www.w3.org/2000/svg"}, |
|
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|
893 width="0", |
|
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|
894 height="0", |
|
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|
895 style="display: block", |
|
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|
896 ) |
|
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changeset
|
897 defs_elt = etree.SubElement(svg_elt, "defs") |
| 2515 | 898 for name in names: |
| 3028 | 899 path = os.path.join(self.icons_path, name + ".svg") |
| 2515 | 900 icon_svg_elt = etree.parse(path).getroot() |
| 901 # we use icon name as id, so we can retrieve them easily | |
|
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|
902 icon_svg_elt.set("id", name) |
|
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|
903 if not icon_svg_elt.tag == "{http://www.w3.org/2000/svg}svg": |
| 3028 | 904 raise exceptions.DataError("invalid SVG element") |
| 2515 | 905 defs_elt.append(icon_svg_elt) |
|
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|
906 return safe(etree.tostring(svg_elt, encoding="unicode")) |
| 2515 | 907 |
|
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|
908 def _icon_use(self, name, cls=""): |
| 3028 | 909 return safe('<svg class="svg-icon{cls}" xmlns="http://www.w3.org/2000/svg" ' |
| 910 'viewBox="0 0 100 100">\n' | |
| 911 ' <use href="#{name}"/>' | |
| 912 '</svg>\n'.format(name=name, cls=(" " + cls) if cls else "")) | |
| 2515 | 913 |
|
3274
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|
914 def _icon_from_client(self, client): |
|
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|
915 """Get icon name to represent a disco client""" |
|
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|
916 if client is None: |
|
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|
917 return 'desktop' |
|
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|
918 elif 'pc' in client: |
|
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|
919 return 'desktop' |
|
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|
920 elif 'phone' in client: |
|
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|
921 return 'mobile' |
|
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|
922 elif 'web' in client: |
|
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|
923 return 'globe' |
|
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|
924 elif 'console' in client: |
|
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|
925 return 'terminal' |
|
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|
926 else: |
|
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|
927 return 'desktop' |
|
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|
928 |
|
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|
929 def render(self, template, site=None, theme=None, locale=C.DEFAULT_LOCALE, |
| 3028 | 930 media_path="", css_files=None, css_inline=False, **kwargs): |
|
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|
931 """Render a template |
|
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|
932 |
|
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|
933 @param template(unicode): template to render (e.g. blog/articles.html) |
| 3267 | 934 @param site(unicode): site name |
|
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|
935 None or empty string for defaut site (i.e. SàT templates) |
|
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|
936 @param theme(unicode): template theme |
|
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|
937 @param media_path(unicode): prefix of the SàT media path/URL to use for |
|
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|
938 template root. Must end with a u'/' |
| 3267 | 939 @param css_files(list[unicode],None): CSS files to use |
|
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|
940 CSS files must be in static dir of the template |
|
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|
941 use None for automatic selection of CSS files based on template category |
|
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|
942 None is recommended. General static/style.css and theme file name will be |
|
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943 used. |
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944 @param css_inline(bool): if True, CSS will be embedded in the HTML page |
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945 @param **kwargs: variable to transmit to the template |
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946 """ |
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947 if not template: |
| 3028 | 948 raise ValueError("template can't be empty") |
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949 if site is not None or theme is not None: |
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950 # user wants to set site and/or theme, so we add it to the template path |
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951 if site is None: |
| 3028 | 952 site = '' |
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953 if theme is None: |
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954 theme = C.TEMPLATE_THEME_DEFAULT |
| 3028 | 955 if template[0] == "(": |
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956 raise ValueError( |
| 3028 | 957 "you can't specify site or theme in template path and in argument " |
| 958 "at the same time" | |
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959 ) |
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960 |
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961 template_data = TemplateData(site, theme, template) |
| 3028 | 962 template = "({site}/{theme}){template}".format( |
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963 site=site, theme=theme, template=template) |
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964 else: |
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965 template_data = self.env.loader.parse_template(template) |
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966 |
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967 # we need to save template_data in environment, to load right templates when they |
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968 # are referenced from other templates (e.g. import) |
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969 # FIXME: this trick will not work anymore if we use async templates (it works |
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970 # here because we know that the rendering will be blocking until we unset |
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971 # _template_data) |
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972 self.env._template_data = template_data |
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973 |
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974 template_source = self.env.get_template(template) |
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975 |
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976 if css_files is None: |
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977 css_files, css_files_noscript = self.getCSSFiles(template_data) |
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978 |
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979 kwargs["icon_defs"] = self._icon_defs |
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980 kwargs["icon"] = self._icon_use |
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981 kwargs["icon_from_client"] = self._icon_from_client |
| 2515 | 982 |
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983 if css_inline: |
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984 css_contents = [] |
| 3028 | 985 for files, suffix in ((css_files, ""), |
| 986 (css_files_noscript, "_noscript")): | |
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987 site_root_dir = self.sites_paths[template_data.site] |
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988 for css_file in files: |
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989 css_file_path = os.path.join(site_root_dir, css_file) |
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990 with open(css_file_path) as f: |
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991 css_contents.append(f.read()) |
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992 if css_contents: |
| 3028 | 993 kwargs["css_content" + suffix] = "\n".join(css_contents) |
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994 |
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995 scripts_handler = ScriptsHandler(self, template_data) |
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996 self.setLocale(locale) |
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997 |
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998 # XXX: theme used in template arguments is the requested theme, which may differ |
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999 # from actual theme if the template doesn't exist in the requested theme. |
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1000 rendered = template_source.render( |
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1001 template_data=template_data, |
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1002 media_path=media_path, |
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1003 css_files=css_files, |
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1004 css_files_noscript=css_files_noscript, |
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1005 locale=self._locale, |
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1006 locales=self.locales, |
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1007 gidx=Indexer(), |
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1008 script=scripts_handler, |
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1009 **kwargs |
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1010 ) |
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1011 self.env._template_data = None |
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1012 return rendered |