Mercurial > libervia-backend

annotate libervia/cli/output_template.py @ 4351:6a0a081485b8

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plugin autocrypt: Autocrypt protocol implementation: Implementation of autocrypt: `autocrypt` header is checked, and if present and no public key is known for the peer, the key is imported. `autocrypt` header is also added to outgoing message (only if an email gateway is detected). For the moment, the JID is use as identifier, but the real email used by gateway should be used in the future. rel 456
author Goffi <goffi@goffi.org>
date Fri, 28 Feb 2025 09:23:35 +0100
parents 0d7bb4df2343
children
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rev   line source
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1 #! /usr/bin/env python3
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2
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3
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4 # Libervia CLI
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5 # Copyright (C) 2009-2021 Jérôme Poisson (goffi@goffi.org)
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6
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7 # This program is free software: you can redistribute it and/or modify
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8 # it under the terms of the GNU Affero General Public License as published by
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9 # the Free Software Foundation, either version 3 of the License, or
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10 # (at your option) any later version.
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11
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12 # This program is distributed in the hope that it will be useful,
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13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 # GNU Affero General Public License for more details.
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16
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17 # You should have received a copy of the GNU Affero General Public License
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18 # along with this program. If not, see <http://www.gnu.org/licenses/>.
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19 """Standard outputs"""
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20
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21
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22 from libervia.cli.constants import Const as C
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23 from libervia.backend.core.i18n import _
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24 from libervia.backend.core import log
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25 from libervia.backend.tools.common import template
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26 from functools import partial
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27 import logging
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28 import webbrowser
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29 import tempfile
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30 import os.path
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31
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32 __outputs__ = ["Template"]
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33 TEMPLATE = "template"
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34 OPTIONS = {"template", "browser", "inline-css"}
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35
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36
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37 class Template(object):
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38 """outputs data using SàT templates"""
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39
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40 def __init__(self, libervia_cli):
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41 self.host = libervia_cli
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42 libervia_cli.register_output(C.OUTPUT_COMPLEX, TEMPLATE, self.render)
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43
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44 def _front_url_tmp_dir(self, ctx, relative_url, tmp_dir):
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45 """Get front URL for temporary directory"""
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46 template_data = ctx["template_data"]
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47 return "file://" + os.path.join(tmp_dir, template_data.theme, relative_url)
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48
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49 def _do_render(self, template_path, css_inline, **kwargs):
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50 try:
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51 return self.renderer.render(template_path, css_inline=css_inline, **kwargs)
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52 except template.TemplateNotFound:
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53 self.host.disp(
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54 _("Can't find requested template: {template_path}").format(
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55 template_path=template_path
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56 ),
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57 error=True,
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58 )
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59 self.host.quit(C.EXIT_NOT_FOUND)
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60
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61 def render(self, data):
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62 """render output data using requested template
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63
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64 template to render the data can be either command's TEMPLATE or
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65 template output_option requested by user.
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66 @param data(dict): data is a dict which map from variable name to use in template
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67 to the variable itself.
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68 command's template_data_mapping attribute will be used if it exists to convert
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69 data to a dict usable by the template.
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70 """
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71 # media_dir is needed for the template
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72 self.host.media_dir = self.host.bridge.config_get("", "media_dir")
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73 cmd = self.host.command
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74 try:
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75 template_path = cmd.TEMPLATE
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76 except AttributeError:
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77 if not "template" in cmd.args.output_opts:
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78 self.host.disp(
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79 _(
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80 "no default template set for this command, you need to specify a "
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81 "template using --oo template=[path/to/template.html]"
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82 ),
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83 error=True,
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84 )
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85 self.host.quit(C.EXIT_BAD_ARG)
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86
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87 options = self.host.parse_output_options()
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88 self.host.check_output_options(OPTIONS, options)
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89 try:
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90 template_path = options["template"]
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91 except KeyError:
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92 # template is not specified, we use default one
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93 pass
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94 if template_path is None:
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95 self.host.disp(_("Can't parse template, please check its syntax"), error=True)
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96 self.host.quit(C.EXIT_BAD_ARG)
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97
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98 try:
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99 mapping_cb = cmd.template_data_mapping
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100 except AttributeError:
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101 kwargs = data
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102 else:
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103 kwargs = mapping_cb(data)
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104
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105 css_inline = "inline-css" in options
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106
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107 if "browser" in options:
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108 template_name = os.path.basename(template_path)
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109 tmp_dir = tempfile.mkdtemp()
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110 front_url_filter = partial(self._front_url_tmp_dir, tmp_dir=tmp_dir)
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111 self.renderer = template.Renderer(
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112 self.host, front_url_filter=front_url_filter, trusted=True
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113 )
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114 rendered = self._do_render(template_path, css_inline=css_inline, **kwargs)
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115 self.host.disp(
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116 _(
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117 "Browser opening requested.\n"
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118 "Temporary files are put in the following directory, you'll have to "
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119 "delete it yourself once finished viewing: {}"
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120 ).format(tmp_dir)
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121 )
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122 tmp_file = os.path.join(tmp_dir, template_name)
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123 with open(tmp_file, "w") as f:
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124 f.write(rendered.encode("utf-8"))
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125 theme, theme_root_path = self.renderer.get_theme_and_root(template_path)
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126 if theme is None:
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127 # we have an absolute path
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128 webbrowser
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129 static_dir = os.path.join(theme_root_path, C.TEMPLATE_STATIC_DIR)
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130 if os.path.exists(static_dir):
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131 # we have to copy static files in a subdirectory, to avoid file download
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132 # to be blocked by same origin policy
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133 import shutil
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134
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135 shutil.copytree(
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136 static_dir, os.path.join(tmp_dir, theme, C.TEMPLATE_STATIC_DIR)
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137 )
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138 webbrowser.open(tmp_file)
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139 else:
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140 # FIXME: Q&D way to disable template logging
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141 # logs are overcomplicated, and need to be reworked
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142 template_logger = log.getLogger("sat.tools.common.template")
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143 template_logger.log = lambda *args: None
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144
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145 logging.disable(logging.WARNING)
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146 self.renderer = template.Renderer(self.host, trusted=True)
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147 rendered = self._do_render(template_path, css_inline=css_inline, **kwargs)
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148 self.host.disp(rendered)